JP2000280863A - Seat position movement control device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To automatically set up a seat to a getting on/off position proper to a driver. SOLUTION: When the CPU 34, of a transmitter and receiver 12 receives a prescribed ID code from the portable unit 11 of a driver through a receiving circuit 32, it allows the ID code to be compared with the plural kinds of ID codes stored in an EEFROM 36. And when the ID code from the portable unit 11 is found to have coincided with either one out of the plural kinds of the ID codes stored in the EEFROM 36, and when on-signals are inputted from a switch 17 and a door sensor 16, the CPU 34, outputs a getting on/off signal in response to the ID code from the portable unit 11 to a position control device 22. When the position control device 22 receives the getting on/off signal, it allows respective mechanisms 42 and 43 to be driven, so that a driver's seat and the like is set up at a getting on/off position proper to a driver.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seat position movement control device capable of automatically moving a seat position of a vehicle.

[0002]

2. Description of the Related Art In recent years, automobiles have been required to have not only improved basic performance and safety but also improved operability. For example, a smart entry device and an automatic driving position adjustment device using an electronic key have been proposed.

[0003] A smart entry device automatically unlocks (unlocks) a door when the owner of the vehicle approaches the vehicle while holding the electronic key, without using the current key or performing a switch operation. This device automatically locks the door when the owner leaves the vehicle with the electronic key in possession. On the other hand, a driving position automatic adjustment device is a device in which a driving position desired by a driver is stored in advance in a storage means, and when the driver gets into a vehicle with an electronic key and sits in a driver's seat, a switch operation is performed. This is a device in which the driver's seat and the like are automatically set to a driving position desired by the driver without performing such operations.

[0004]

However, although the operation for setting the driver's seat and the like to the driving position before driving is omitted by the driving position automatic adjustment device, the driver's seat and the like for getting on and off when the driver gets on or off the vehicle are required. Setting work was necessary. That is, there is a demand for not only a driving position automatic adjustment device but also an automatic entry / exit position adjustment device capable of automatically setting a driver's seat or the like to a desired entry / exit position at the time of getting on or off the vehicle.

An object of the present invention is to provide a seat position movement control device capable of automatically setting a seat to an occupant-specific getting-on / off position.

[0006]

In order to achieve the above object, a first aspect of the present invention provides a seat moving means for moving a seat between at least two positions including a getting on and off position suitable for getting on and off, and a passenger. And a control means for controlling the seat moving means based on the detection of the intention detecting means and for positioning the seat at the getting on / off position. .

Therefore, according to the first aspect of the present invention, when the intention detecting means detects the intention of the occupant to get on or off the vehicle, the control means controls the seat moving means, and the seat is positioned at the getting on / off position.

According to a second aspect of the present invention, in the first aspect of the present invention, there is provided a storage means for storing the getting on and off position data set according to the occupant, and the control means is configured to detect when the intention detecting means detects the intention detecting means. The gist is that the seat moving means is controlled based on the getting on / off position data stored in the storage means, and the seat is positioned at the getting on / off position.

Therefore, according to the second aspect of the invention, in addition to the operation of the first aspect of the present invention, when the intention detecting means detects,
The control means controls the seat moving means based on the getting on / off position data set in accordance with the occupant stored in the storage means, and the seat is positioned at the getting on / off position.

According to a third aspect of the present invention, in the second aspect of the present invention, there is provided an identification code input means for inputting an occupant identification code, wherein the storage means comprises at least one occupant identification code; The control means reads out the getting-on / off position data based on the identification code input from the identification code input means, and reads out the seating information based on the getting-on / off position data. The gist of the present invention is to control a moving means so as to position the seat at the getting on / off position.

Therefore, according to the invention of claim 3, in addition to the operation of the invention of claim 2, when the identification code of the occupant is inputted from the identification code input means, the getting on / off position data corresponding to the identification code is obtained. The seat moving means is controlled by the control means based on the read out and getting on / off position data, and the seat is positioned at the getting on / off position.

[0012] The invention of claim 4 is the invention of claim 2 or claim 3.
In the invention described in the above, further comprising seat detection means for detecting whether the occupant is seated in the seat, the storage means has stored predetermined position data suitable for the boarding purpose of the occupant,
The control means controls the seat moving means based on the predetermined position data stored in the storage means when the seat detection means performs the seat detection, and positions the seat at a predetermined position. And

Therefore, according to the fourth aspect of the present invention, in addition to the operation of the second or third aspect, when the seating detecting means performs the seating detection, the boarding purpose of the occupant stored in the storage means is stored. The seat moving means is controlled by the control means based on the predetermined position data suitable for the vehicle, and the seat is positioned at a predetermined position suitable for the boarding purpose of the occupant.

According to a fifth aspect of the present invention, in the fourth aspect, the seat is a driver's seat, and the boarding target position is a driving position. Therefore, according to the invention of claim 5, in addition to the operation of the invention of claim 4, when the seating detecting means detects the seating,
The control means controls the seat moving means based on the driving position data stored in the storage means, and the seat is positioned at the driving position.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing the vicinity of a driver's seat of an automobile provided with a position automatic adjustment system as a seat position movement control device.

In FIG. 1, a shift lever housing 2 is provided on the left front of a driver's seat 1 as a seat.
A shift pattern hole 3 is formed in the shift lever housing 2, and a shift lever 4 for switching the shift state of the automatic transmission (not shown) is inserted through the shift pattern hole 3 so that the shift lever 4 can be moved in the front-rear direction. Are located. A handle 5 is provided in front of the driver's seat 1. Further, a rearview mirror 6a is provided at the upper left front of the driver's seat 1.
Is provided. Further, a door mirror 6b is provided on the door 8 on the right side of the driver's seat 1. Although not shown, a door mirror 6 is also provided on the door 8 on the passenger seat side to the left of the driver's seat 1.
b is provided. A key cylinder 7 for inserting an ignition key (not shown) is provided on the instrument panel in front of the driver's seat 1 at the right front.

The vehicle according to the present embodiment includes various sensors 13 to
16 and various switches 17 to 19 (see FIG. 2). An infrared sensor 13 as a seat detection means is provided on the instrument panel at the front right of the driver's seat 1 and can detect whether or not an object (for example, a driver) exists within a predetermined distance. Has become. The infrared sensor 13 is directed toward the driver's seat 1, projects infrared light of a predetermined wavelength, and detects a reflected wave. The weight sensor 14 serving as a seat detecting means is provided in the seat 1a of the driver's seat 1, and can detect the weight (for example, the weight of the driver) applied to the seat 1a. That is,
The sensors 13 and 14 detect whether the driver is sitting in the driver's seat 1 or not.

The shift sensor 15 is provided below the shift lever housing 3, and can detect whether or not the shift position of the shift lever 4 is at the P position (parking position). A door sensor 16 (not shown in FIG. 1) as a means for detecting intention is provided in the door 8 on the right side of the driver's seat 1 and can detect whether or not the door 8 is opened.

The automatic mode switch 17 is provided on the instrument panel at the front left of the driver's seat 1 and can be switched between an automatic adjustment mode and a manual adjustment mode. In the automatic adjustment mode, the driver's seat 1, the steering wheel 5, the rear-view mirror 6a, and the left and right side door mirrors 6b are respectively set in the getting on / off position (the getting on / off position suitable for getting on / off) and the driving position (the predetermined position suitable for the boarding purpose of the passenger, that is, This is a mode that is automatically set to (boarding target position). The manual adjustment mode is a mode in which the driver's seat 1 and the like are manually set to the getting on / off position and the driving position. IG as a means of detecting intention
An (ignition) switch 18 (not shown in FIG. 1) is provided on the key cylinder 7.

The registration switch 19 is provided on the instrument panel at the front left of the driver's seat 1. Then, with the automatic mode switch 17 set to the manual adjustment mode, the passenger manually adjusts the driver's seat 1 or the like to a desired getting on / off position or driving position, and then presses the registration switch 19, thereby The position of the driver's seat 1 or the like adjusted by the passenger is set as the getting on / off position or the driving position of the passenger.

FIG. 2 is an electric block circuit diagram showing an electric configuration of the automatic position adjustment system. The automatic position adjustment system includes a portable device 11 owned by a vehicle owner (for example, a driver such as a driver or a passenger), a transceiver 12, various sensors 13 to 16, and various switches 17.
To 19, a door lock control device 21, and a position control device 22. Transceiver 12, various sensors 1
3 to 16, various switches 17 to 19, a door lock control device 21, and a position control device 22 are respectively mounted on the vehicle.

The portable device 11 is provided as an accessory to an ignition key carried by the occupant, and includes a receiving circuit 25 and a microcomputer (hereinafter simply referred to as a microcomputer) 2.
6, a transmission circuit 27 is provided. The receiving circuit 25 is a circuit for receiving a request signal from the transceiver 12 described later and inputting the signal to the microcomputer 26. The microcomputer 26 is a circuit for outputting a transmission signal including a predetermined ID code (passenger identification code) when a request signal is input from the reception circuit 25. The transmission circuit 27 is a circuit for modulating a transmission signal from the microcomputer 26 into a radio wave of a predetermined frequency and transmitting the radio wave to the outside. The receiving circuit 25 and the transmitting circuit 27 include:
Antennas 28 and 29 are connected respectively.

The transceiver 12 has a transmission circuit 31, a reception circuit 32, and a microcomputer (hereinafter simply referred to as a microcomputer) 33. Transmission circuit 31 and reception circuit 32
Are connected to antennas 34 and 35, respectively.
The transmission circuit 31 is a circuit for converting a request signal output from the microcomputer 33 into a magnetic signal and outputting the magnetic signal to the outside via the antenna 34. This magnetic signal is received by the receiving circuit 25 of the portable device 11. The receiving circuit 32 as the identification code input means receives the transmission signal output from the transmission circuit 27 of the portable device 11 via the antenna 35, and demodulates the transmission signal into a pulse signal to generate a reception signal. , The received signal to the microcomputer 33
This is a circuit for outputting to

The microcomputer 33 is, specifically, a CPU 34,
A CPU unit including a ROM 35, an EEPROM 36, a RAM 37, and a backup RAM 38, and outputs a request signal intermittently. The ROM 35 stores various control programs such as a “position automatic adjustment control program”. The CPU 34 as control means
Various arithmetic processes such as a position automatic adjustment control process are executed according to a control program stored in the OM 35.

The EEPROM 36 as storage means includes:
Assuming that a plurality of people (for example, three family members) drive one vehicle alternately or ride in the vehicle,
An ID code that matches an ID code (each constituting an identification code of the occupant) stored in the portable device 11 owned by each of the occupants is stored. That is, the EEPROM 36 stores a plurality of (three in this embodiment) preset ID codes. The CPU 34 outputs a reception signal based on a transmission signal (including an ID code) from the portable device 11 to the reception circuit 32.
When input from the device, the ID included in the received signal
Code and a plurality of types of I stored in the EEPROM 36
Compare with D code.

The EEPROM 36 stores predetermined weight data (three types in this embodiment) set in advance in accordance with the ID codes. When weight data is input from the weight sensor 14, the CPU 34 determines whether the weight data from the weight sensor 14
A comparison is made between the D code and the weight data corresponding to the ID code stored in the EEPROM 36. The predetermined weight data has an allowable range in consideration of a weight error generated when a legitimate user wears different clothes. That is, if the weight data from the weight sensor 14 is within the allowable range, it is determined that the user is a legitimate user.

Further, the EEPROM 36 stores the above I
Predetermined getting-on / off position data (three types in this embodiment, each of which constitutes getting-on / off position data set according to the occupant) and driving position data (3 in this embodiment) , Which form predetermined position data suitable for the boarding purpose of the occupant). The getting on / off position data and the driving position data are set by a passenger's switch operation or the like.

The RAM 37 is for temporarily storing the result of the arithmetic processing by the CPU 34. The backup RAM 38 is for storing each data stored in the RAM 37. Each data stored in the backup RAM 38 is not erased even if a predetermined drive voltage is not supplied to the backup RAM 38.

The transceiver 12 is connected to various switches 17 to 19. The CPU 34 has an automatic mode switch 1
When the automatic adjustment mode 7 is set, the automatic position adjustment control process is executed in accordance with the “position automatic adjustment control program” stored in the ROM 35. That is, CPU
Reference numeral 34 denotes an ID stored in the occupant's portable device 11 when the automatic mode switch 17 is set to the automatic adjustment mode.
Read-in / out position data and driving position data corresponding to the code are read from the EEPROM 36.

The CPU 34 has an automatic mode switch 1
When the passenger manually adjusts the driver's seat 1 or the like to a desired getting on / off position or driving position in a state where 7 is set to the manual adjustment mode, and then presses the registration switch 19, the getting on / off position and the driving position are registered. I do. That is, the CPU 34 determines the position of the driver's seat 1 or the like adjusted by the occupant on the portable device 11 of the occupant.
Is written into the EEPROM 36 as the getting-on / off position data and the driving position data corresponding to the ID code stored in the EEPROM 36.

The transceiver 12 is connected to various sensors 13 to 16. The infrared sensor 13 is turned on when an object to be detected exists within a predetermined distance on the optical axis of infrared light, and outputs an on signal to the transceiver 12. The shift sensor 15 is turned on when the shift position of the shift lever 4 is at the P position (parking position), and outputs an ON signal to the transceiver 12. The door sensor 16 is turned on when the door 8 on the right side of the driver's seat 1 is opened, and outputs an ON signal to the transceiver 12.

The transceiver 12 is connected to a door lock control device 21. The transceiver 12 receives the I
When the D code matches any one of a plurality of types of ID codes stored in the EEPROM 36, an unlock signal is output to the door lock control device 21. Upon receiving an unlock signal from the transceiver 12, the door lock control device 21 drives the door lock mechanism 41 to unlock (unlock) the door 8.

On the other hand, when the transceiver 12 stops receiving the transmission signal from the portable device 11 in response to the request signal, the transceiver 12 determines that the portable device 11 (passenger) has left the vehicle, and the door lock control device 21 The lock signal is output to the CPU. When a lock signal is input from the transceiver 12, the door lock control device 21
To lock the door 8.

The transceiver 12 is connected to a position control device 22 as seat moving means. Transceiver 12
Indicates that the ID code from the portable device 11 matches one of a plurality of types of ID codes stored in the EEPROM 36, and the automatic mode switch 17
When an ON signal is input from the door sensor 16 and the on / off signal from the door sensor 16, a position control device outputs a getting-on / off position signal corresponding to the ID code from the portable device 11 (one of three types of getting-on / off position signals corresponding to each of the three types of ID codes). 22. Further, the transceiver 12 inputs ON signals from the automatic mode switch 17 and the door sensor 16 respectively, and
Input from the portable device 11
A getting-on / off position signal corresponding to the D code is output to the position control device 22.

The position control device 22 includes the transceiver 12
, The seat adjustment mechanism 42 and the steering wheel adjustment mechanism 43 are driven to set the driver's seat 1 and the steering wheel 5 to the entry / exit position corresponding to the ID code from the portable device 11, respectively. .

The seat adjustment mechanism 42 has a known structure.
A slide mechanism 51 for adjusting the position of the driver's seat 1 in the front-back direction
(A slide motor, a slide sensor, a slide limit switch, etc.), a lifter mechanism 52 (a lifter motor, a sensor, a limit switch, etc.) for adjusting the height of the seat 1a of the driver's seat 1, and an angle of the backrest 1b of the driver's seat 1. Reclining mechanism 53 for adjusting (reclining motor, sensor, limit switch, etc.), headrest lifter mechanism 54 for adjusting the position of headrest 1c of driver's seat 1
(Headrest lifter motor, sensor, limit switch, etc.).

The handle adjusting mechanism 43 has a known configuration, and includes a telescopic mechanism 55 (telescopic motor, telescopic sensor, etc.) for adjusting the position of the handle 5 in the front-rear direction, and a tilt mechanism 5 for adjusting the height of the handle 5.
6 (tilt motor, tilt sensor, etc.). The rearview mirror adjustment mechanism 44 has a known configuration, and includes a mirror surface adjustment mechanism 57 (mirror motor, sensor, etc.) for adjusting the mirror surface of the rearview mirror 6a in the vertical and horizontal directions. The door mirror adjusting mechanism 45 has a known configuration, and adjusts the mirror surface of the left door mirror 6b in the vertical and horizontal directions (left mirror motor, sensor, etc.), and adjusts the mirror surface of the right door mirror 6b in the vertical and horizontal directions. A right mirror mirror adjusting mechanism 59 (right mirror motor, sensor, etc.) for adjusting the direction is provided.

On the other hand, the transceiver 12 receives an ON signal from each of the automatic mode switch 17 and the infrared sensor 13 and stores the weight data from the weight sensor 14 in the EEPROM 36 that matches the ID code from the portable device 11. When the weight data matches the weight data corresponding to the input ID code and an OFF signal is input from the door sensor 16, the driving position signal corresponding to the ID code from the portable device 11 (the three types of ID codes corresponding to the three types of ID codes, respectively) One of the driving position signals) is output to the position control device 22.

The position control device 22 includes the transceiver 12
When the driving position signal is inputted from the portable device 11, the above-mentioned mechanisms 42 to 45 are driven, and the driver's seat 1, the steering wheel 5, the room mirror 6a, and the left and right door mirrors 6b are respectively driven at the driving position corresponding to the ID code from the portable device 11. Is set to.

Next, the processing operation of the automatic position adjustment control executed by the CPU 34 in accordance with the "position automatic adjustment control program" will be described with reference to the flowcharts of FIGS. The control program is periodically interrupted by the CPU 34.

First, the operation of the automatic position adjustment control program during riding will be described. The engine has stopped,
When the owner of the vehicle (the driver in the present embodiment) approaches the vehicle in which the door 8 is closed and possesses the portable device 11, first, in step (hereinafter, step is referred to as S) 1, The CPU 34 takes in the reception signal based on the transmission signal (including the ID code) from the portable device 11 from the reception circuit 32, and proceeds to S2.

In step S2, the I
It is determined whether or not the D code matches any one of a plurality (three) of ID codes stored in the EEPROM 36. If the user is not an authorized user, the unauthorized ID is obtained from the owning portable device.
A code is transmitted, and the receiving circuit 32 receives the ID code. Accordingly, in this case, the ID codes from the receiving circuit 32 are stored in the three types of IDs stored in the EEPROM 36.
If it is determined that they do not match any of the codes, it is determined that the user is not a legitimate user, and the series of processes is immediately terminated.

On the other hand, if the user is a legitimate user, a legitimate ID code is transmitted from the portable device 11 owned by the user, and the receiving circuit 32 receives the ID code. Therefore, in this case, the ID code from the receiving circuit 32 is stored in the EEPROM 3
If it is determined that there is a match with any one of the three types of ID codes stored in No. 6, it is determined that the user is a legitimate user, and the process proceeds to S3.

Next, at S3, an unlock signal is output to the door lock control device 21, and the routine goes to S4. Upon input of the unlock signal from the CPU 34, the door lock control device 21 drives the door lock mechanism 41 to unlock the door 8. That is, the smart entry device functions.

In S4, it is determined whether or not an ON signal has been input from the automatic mode switch 17. That is, it is determined whether or not the automatic adjustment mode is set. When it is determined that the ON signal has not been input from the automatic mode switch 17, a processing operation based on a processing program in the manual adjustment mode is performed. On the other hand, if it is determined that an ON signal has been input from the automatic mode switch 17, the process proceeds to S5.

Next, in S5, it is determined whether or not an ON signal has been input from the door sensor 16. That is, it is determined whether the door 8 on the right side of the driver's seat 1 has been opened. If it is determined that the ON signal has not been input from the door sensor 16, that is, if it is determined that the door 8 is kept closed, the process returns to S4. On the other hand, if it is determined that an ON signal has been input from the door sensor 16, that is, if it is determined that the door 8 has been opened, the process proceeds to S6.

In step S6, the getting-on / off position signal corresponding to the ID code from the portable device 11 is transmitted to the position control device 22.
And the process proceeds to S7. More specifically, the CPU 34
The controller reads out the getting-on / off position data (the getting-on / off position data set according to the occupant) corresponding to the ID code of the portable device 11 from the EPROM 36 and outputs the getting-on / off position signal including the getting-on / off position data. This getting on / off position data is represented by S2
Corresponds to the ID code from the portable device 11, which is determined to match the ID code stored in the EEPROM 36. That is, it is the getting-on / off position data unique to the owner (in this case, the driver) of the portable device 11.

When the position control device 22 receives the getting on / off position signal from the CPU 34, the respective mechanisms 42, 43
To drive the driver's seat 1 and the steering wheel 5 to the portable device 1 respectively.
It is set to the getting on / off position corresponding to the ID code from 1. That is, the driver's seat 1 and the like are set to the getting on and off positions specific to the owner of the portable device 11 (the driver in the present embodiment).

More specifically, for example, by driving the slide mechanism 51, the driver's seat 1 is set at the rearmost position so that the driver can get on the vehicle most easily. Further, the lifter mechanism 52 is driven to set the seat 1a at the lowermost position. Further, the reclining mechanism 53 is driven to tilt the backrest portion 1b backward most. Further, the headrest lifter mechanism 54 is driven to set the headrest 1c at the lowermost position. In addition, the telescopic mechanism 55 is driven to set the steering wheel 5 at the foremost position farthest from the driver's seat 1 so that the steering wheel 5 does not become an obstacle when the driver gets on the vehicle. Further, the tilt mechanism 56 is driven to set the handle 5 to the uppermost position.

Next, in S7, it is determined whether or not an ON signal has been input from the automatic mode switch 17.
That is, it is determined whether or not the automatic adjustment mode is set. When it is determined that the ON signal has not been input from the automatic mode switch 17, a processing operation based on a processing program in the manual adjustment mode is performed. On the other hand, if it is determined that an ON signal has been input from the automatic mode switch 17, the process proceeds to S8.

In S8, it is determined whether an ON signal has been input from the infrared sensor 13. That is, it is determined whether or not a driver is near the driver's seat 1. If it is determined that no ON signal has been input from the infrared sensor 13, that is, if it is determined that there is no driver near the driver's seat 1, S
Return to 7. On the other hand, if it is determined that an ON signal has been input from the infrared sensor 13, that is, if it is determined that there is a driver near the driver's seat 1, the process proceeds to S9.

Next, in S9, the weight data is fetched from the weight sensor 14, and the process proceeds to S10. In S10, the weight data acquired from the weight sensor 14 is
Then, it is determined whether or not the weight data matches the ID code stored in the EEPROM 36 that matches the ID code. That is, it is determined whether or not the driver is seated on the seat 1a of the driver's seat 1. If it is determined that the two weight data do not match, that is, if it is determined that the driver is not yet seated on the seat 1a of the driver's seat 1, the process returns to S7. On the other hand, if it is determined that the two weight data match, that is, if it is determined that the driver has sat on the seat 1a of the driver's seat 1, the process proceeds to S11.

Next, in S11, it is determined whether or not an off signal has been input from the door sensor 16. That is, it is determined whether or not the door 8 on the right side of the driver's seat 1 is closed. Then, when it is determined that the off signal has not been input from the door sensor 16, that is, when it is determined that the door 8 is kept open, the process returns to S7. On the other hand, if it is determined that an off signal has been input from the door sensor 16, that is, if it is determined that the door 8 has been closed, the process proceeds to S12.

In S12, a driving position signal corresponding to the ID code from the portable device 11 is output to the position control device 22. More specifically, the CPU 34
Driving position data corresponding to the ID code of the portable device 11 is read out from the EPROM 36, a driving position signal including the driving position data is output, and the processing routine ends. It should be noted that the driving position data is determined to match the ID code stored in the EEPROM 36 in S2.
1 corresponds to the ID code. That is, the driving position data is unique to the owner of the portable device 11 (in this case, the driver).

The position control device 22 includes a CPU 3
When a driving position signal is input from the device 4, the respective mechanisms 42 to 45 are driven, and the driver's seat 1, the steering wheel 5, the room mirror 6a, and the left and right door mirrors 6b are respectively driven at the driving positions corresponding to the ID code from the portable device 11. Set to. That is, the driver's seat 1 and the like are set to a driving position unique to the owner of the portable device 11 (the driver in the present embodiment).

More specifically, for example, the slide mechanism 51 is driven to set the driver's seat 1 to a position set by the driver in advance (a position where the driver is most likely to operate the brake). Further, the lifter mechanism 52 is driven to set the seat portion 1a to a height set in advance by the driver (a height at which the driver can see the front most easily). Further, the reclining mechanism 53 is driven to set the backrest 1b to an angle preset by the driver (the angle most comfortable for the driver). Further, the headrest lifter mechanism 54 is driven to set the headrest 1c to a height set by the driver in advance (a height that matches the sitting height of the driver).

Further, by driving the telescopic mechanism 55,
The steering wheel 5 is set to a position set by the driver in advance (the position where the driver is most likely to drive). Further, the tilt mechanism 56 is driven to set the steering wheel 5 to a height set by the driver in advance (a height at which the driver can easily drive).

The mirror adjusting mechanism 57 is driven to set the rear-view mirror 6a to a position set by the driver in advance (a position where the driver can best see the inside of the vehicle and the rear of the vehicle). Further, by driving the left mirror mirror adjusting mechanism 58,
The left side door mirror 6b is set to a position preset by the driver (a position where the driver can best see the rear left of the vehicle). Further, the right mirror mirror adjusting mechanism 59 is driven to set the right door mirror 6b to a position set by the driver in advance (a position where the driver can best see the right rear of the vehicle).

Next, the operation of the automatic position adjustment control program when getting off the vehicle will be described. When the engine is running and the shift position of the shift lever 4 is set to the parking position, the control program starts. First, in S21, the CPU 34 determines whether or not an ON signal has been input from the automatic mode switch 17. That is, it is determined whether or not the automatic adjustment mode is set. When it is determined that the ON signal has not been input from the automatic mode switch 17, a processing operation based on a processing program in the manual adjustment mode is performed. On the other hand, if it is determined that an ON signal has been input from the automatic mode switch 17, the process proceeds to S22.

In S22, it is determined whether or not an off signal has been input from the IG switch 18. That is, it is determined whether or not the engine has been stopped. And the IG switch 18
When it is determined that no off signal has been input from
If it is determined that the engine is still running, the process proceeds to S21.
Return to On the other hand, if it is determined that an off signal has been input from the IG switch 18, that is, if it is determined that the engine has been stopped, the process proceeds to S23.

Next, in S23, it is determined whether an ON signal has been input from the door sensor 16. That is, it is determined whether the door 8 on the right side of the driver's seat 1 has been opened. If it is determined that the ON signal has not been input from the door sensor 16, that is, if it is determined that the door 8 is kept closed, the process returns to S21. On the other hand, if it is determined that an ON signal has been input from the door sensor 16, that is, if it is determined that the door 8 has been opened, the process proceeds to S24.

The CPU 34 stores the regular ID code confirmed in S2 at the time of boarding in the RAM 37. In S24, the CPU 34 outputs a getting on / off position signal corresponding to the ID code to the position control device 22, and proceeds to S25. More specifically, the CPU 34 reads the portable device 11 from the EEPROM 36.
Read out the getting on / off position data corresponding to the ID code of
A boarding position signal including the boarding position data is output. This getting on / off position data is stored in the EEPROM 36 in S2.
Is determined to match the ID code stored in the
It corresponds to the ID code from the portable device 11. That is, it is the getting-on / off position data unique to the owner (in this case, the driver) of the portable device 11.

When the position control device 22 receives the getting on / off position signal from the CPU 34, the respective mechanisms 42, 43
To drive the driver's seat 1 and the steering wheel 5 to the portable device 1 respectively.
It is set to the getting on / off position corresponding to the ID code from 1. That is, the driver's seat 1 and the like are set to the getting on and off positions specific to the owner of the portable device 11 (the driver in the present embodiment). In the present embodiment, the driver's seat 1 in the getting on / off position when getting on the vehicle
And the driver's seat 1 in the getting on and off position when getting off
And so on.

Next, in S25, it is determined whether or not an ON signal has been input from the automatic mode switch 17. That is, it is determined whether or not the automatic adjustment mode is set. When it is determined that the ON signal has not been input from the automatic mode switch 17, a processing operation based on a processing program in the manual adjustment mode is performed. on the other hand,
If it is determined that an ON signal has been input from the automatic mode switch 17, the process proceeds to S26.

In S26, it is determined whether or not an off signal has been input from the infrared sensor 13. That is, it is determined whether there is no driver near the driver's seat 1. When it is determined that the off signal has not been input from the infrared sensor 13, that is, when it is determined that there is still a driver near the driver's seat 1, the process returns to S25. On the other hand, if it is determined that an off signal has been input from the infrared sensor 13, that is, if it is determined that there is no driver near the driver's seat 1, the process proceeds to S27.

Next, in S27, the weight data is fetched from the weight sensor 14, and the flow proceeds to S28. In S28,
The weight data captured from the weight sensor 14 is
It is determined whether or not the data matches the weight data corresponding to the ID code stored in the EEPROM 36 that matches the ID code from 1. That is, it is determined whether the driver is still sitting on the seat 1a of the driver's seat 1. If it is determined that the two weight data match, that is, if it is determined that the driver is still seated on the seat 1a of the driver's seat 1, S25
Return to On the other hand, if it is determined that the two weight data do not match, that is, if it is determined that the driver is no longer seated on the seat 1a of the driver's seat 1 (the seat is just sitting), the process proceeds to S29.

Next, in S29, it is determined whether or not an off signal has been input from the door sensor 16. That is, it is determined whether or not the door 8 on the right side of the driver's seat 1 is closed. When it is determined that the OFF signal has not been input from the door sensor 16, that is, when it is determined that the door 8 is still open, the process returns to S25. On the other hand, if it is determined that an off signal has been input from the door sensor 16, that is, if it is determined that the door 8 has been closed, the process proceeds to S30.

In S30, when the driver leaves the vehicle and stops receiving a transmission signal from the portable device 11 in response to the request signal, the driver outputs a lock signal to the door lock control device 21. When a lock signal is input from the CPU 34, the door lock control device 21 drives the door lock mechanism 41 to lock the door 8. That is, the smart entry device functions.

In this embodiment, S5, S8, S10, S
22 and S23 each constitute control means. Therefore, according to the present embodiment, the following effects can be obtained.

(1) In this embodiment, at the time of boarding, the ID code from the portable device 11 is any one of a plurality of (three in this embodiment) ID codes registered in the EEPROM 36 in advance. When the automatic mode switch 17 and the door sensor 16 output on signals from the automatic mode switch 17 and the door sensor 16, respectively, the CPU 34 outputs to the position control device 22 a getting-on / off position signal corresponding to the ID code from the portable device 11. did. Then, the position control device 22 drives each of the mechanisms 42 and 43 on the basis of the getting on / off position signal, so that the driver's seat 1 is controlled.
And so on are set to the getting-on / off positions unique to the owner of the portable device 11 (the driver in the present embodiment).

Therefore, at the time of getting on the vehicle, the driving is performed based on the detection of the occupant (in this case, the driver) of the occupant by the intention detecting means, that is, based on the detection that the door 8 is opened by the door sensor 16. The seat 1 and the like can be automatically set to the driver's unique getting on / off position.

(2) In this embodiment, when the vehicle is getting off, when the automatic mode switch 17 and the door sensor 16 output an ON signal and the IG switch 18 outputs an OFF signal, the CPU 34 causes the position control device 2 to output.
In the second example, a getting-on / off position signal corresponding to the ID code from the portable device 11 is output. The position control device 22 drives each of the mechanisms 42 and 43 based on the getting-on / off position signal, so that the driver's seat 1 and the like are set to the getting-on / off position unique to the driver.

Therefore, at the time of getting off the vehicle, the detection of the driver's intention to get off by the intention detecting means, that is, the detection of the ignition switch being turned off by the IG switch 18 and the detection of the opening of the door 8 by the door sensor 16 are performed. Based on this, the driver's seat 1 and the like can be automatically set to the driver's unique getting on / off position.

(3) In the present embodiment, an ON signal is output from the automatic mode switch 17 and the infrared sensor 13, and the weight data from the weight sensor 14 matches the ID code from the portable device 11 in the EEPROM 36.
Matches the weight data corresponding to the ID code stored in
When an off signal is output from the door sensor 16, C
The PU 34 outputs a driving position signal corresponding to the ID code from the portable device 11 to the position control device 22. Then, the position control device 22
By driving the mechanisms 42 to 45 based on the driving position signal, the driver's seat 1 and the like are set to a driving position unique to the driver.

Accordingly, when the driver's seat is detected by the infrared sensor 13 and the weight sensor 14 and the door 8 is detected by the door sensor 16 to be closed, the driver achieves the boarding purpose of driving. Therefore, it is possible to automatically set the driver's seat 1 and the like to a driver-specific driving position.

The above-described embodiment is described in the following (1) to (2)
It may be changed as in 4). (1) While omitting the weight sensor 14, S9 and S1
O, S27 and S28 are omitted.

(2) The infrared sensor 13 as the reflected wave detecting means is omitted, and S8 and S26 are omitted. (3) In the above embodiment, the infrared sensor 13 is used as the seating detection means, but an ultrasonic sensor may be used instead of the infrared sensor 13.

(4) In the above embodiment, the infrared sensor 13 for detecting the reflected wave is used. However, a heat-sensitive infrared sensor may be used. In this case, it is possible to detect whether or not something (for example, a person) that generates heat is present on the driver's seat 1.
That is, when luggage is placed in the driver's seat 1, the driver's seat 1 and the like can be prevented from being set to the driving position.

(5) In the above embodiment, the driver's seat 1 as a seat is set to the getting on / off position as the getting on / off position or the driving position as the boarding target position. It may be set to the seating position during vehicle operation as the boarding target position.

(6) A rear seat as a seat provided in a vehicle such as a 4-door sedan is set to a boarding / alighting position as a boarding / alighting position or a seating position during vehicle operation as a boarding target position.

(7) The driver's seat 1 and the passenger's seat constituting the respective seats are set to the getting on / off position and the boarding target position, respectively. (8) The driver's seat 1 and the rear seat, which constitute the respective seats, are set to the getting on / off position and the boarding target position, respectively.

(9) The passenger seat and the rear seat constituting the respective seats are set to the getting on / off position and the boarding target position, respectively. (10) The driver's seat 1, the passenger's seat, and the rear seat, which constitute the respective seats, are set to the getting on / off position and the boarding target position, respectively.

(11) In the above embodiment, the position of the seat when the passenger gets on and the position of the seat when the passenger gets off are set to the same getting on and off position. It may be set at a different position. That is, the present invention may be embodied in a seat position movement control device that can automatically set a seat to three positions, a boarding position, a boarding target position, and a drop-off position.

(12) S7 to S in the control program
12, S21 to S30 are omitted. In this case, the infrared sensor 13, the weight sensor 14, and the IG switch 18 are omitted.

(13) In the control program, S4 to S
12, S25 to S30 are omitted. In this case, the infrared sensor 13 and the weight sensor 14 are omitted.

(14) In the control program, S7 to S
12, S25 to S30 are omitted. In this case, the infrared sensor 13 and the weight sensor 14 are omitted.

(15) In the control program, S21 to S21
S30 should be omitted. In this case, the IG switch 18 is omitted. (16) In the control program, S4 to S6, S25 to
S30 should be omitted.

(17) The handle adjustment mechanism 43, the room mirror adjustment mechanism 44, and the door mirror adjustment mechanism 45 are omitted. (18) The handle adjustment mechanism 43 and the room mirror adjustment mechanism 44 are omitted.

(19) The handle adjustment mechanism 43 and the door mirror adjustment mechanism 45 are omitted. (20) The room mirror adjustment mechanism 44 and the door mirror adjustment mechanism 45 are omitted.

(21) The handle adjustment mechanism 43 is omitted. (22) The rearview mirror adjustment mechanism 44 is omitted. (23) The door mirror adjusting mechanism 45 is omitted.

(24) The seat adjusting mechanism 42 includes at least one of the slide mechanism 51, the lifter mechanism 52, the reclining mechanism 53, and the headrest lifter mechanism 54.

Next, technical ideas other than the invention described in the claims which can be understood from the above-described embodiment and other examples will be described below together with their effects. (A) The seat position movement control device according to any one of claims 1 to 5, wherein the intention detection means is a door sensor that detects whether a door of the vehicle is opened.

Therefore, according to the invention described in (a), the seat moving means is controlled by the control means based on the detection of whether or not the door is opened by the door sensor, so that the seat is moved to the getting on / off position. Can be done.

(B) The intention detecting means for detecting the intention of the occupant to get off the vehicle is a detecting means for detecting an ignition switch off, and a door sensor for detecting whether or not a door of the vehicle is opened. Seat position movement control device.

Therefore, according to the invention described in (b), based on the detection of the ignition switch being turned off by the detection means for detecting the ignition switch being turned off and the detection of whether or not the door of the vehicle is opened by the door sensor,
By controlling the seat moving means by the control means,
The seat can be located in the getting on / off position.

In the above embodiment, the IG switch 18 constitutes a detecting means for detecting that the ignition switch is off. (C) The seating detecting means is directed to the seat side, projects a predetermined wavelength, and detects a reflected wave of the reflected wave detecting means, or at least one of a weight sensor provided on a seat portion of the seat. 5. The method according to claim 4, wherein said detecting means includes at least one detecting means.
2. The seat position movement control device according to claim 1.

Therefore, according to the invention described in (c), at least one of the detection of the reflected wave by the reflected wave detecting means and the detection of the weight applied to the seat portion by the weight sensor is performed. When the seat is moved, the control means controls the seat moving means based on the predetermined position data suitable for the boarding purpose of the occupant stored in the storage means, so that the seat is positioned at the predetermined position suitable for the occupant's boarding purpose. Can be done.

In the above embodiment, the infrared sensor 13 constitutes a reflected wave detecting means. (D) The seat is a passenger seat,
(A) The seat position movement control device according to (c).

Therefore, according to the invention described in (d), the seat moving means is controlled by the control means based on the intention detection means detecting the intention of the passenger on the passenger seat to get on or off the passenger seat. Thus, the passenger seat can be located at the getting on / off position.

[0100]

According to the first aspect of the present invention, the seat moving means is controlled by the control means based on the detection of the occupant's intention to get on or off the vehicle by the intention detecting means, so that the user can get on and off the seat. Position.

According to the second aspect of the present invention, in addition to the effect of the first aspect of the present invention, when the intention detecting means detects, the getting on and off set according to the occupant stored in the storage means. By controlling the seat moving means by the control means based on the position data, the seat can be positioned at the getting on / off position.

According to the third aspect of the present invention, in addition to the effect of the second aspect of the present invention, based on the getting on / off position data corresponding to the occupant identification code input from the identification code input means. By controlling the seat moving means by the control means, the seat can be positioned at the getting on / off position unique to the occupant.

According to the fourth aspect of the invention, in addition to the effects of the second or third aspect, when the seating detecting means detects the seating, the boarding stored in the storage means is performed. By controlling the seat moving means by the control means based on the predetermined position data suitable for the boarding purpose of the passenger, the seat can be positioned at a predetermined position suitable for the boarding purpose of the passenger.

According to the fifth aspect of the present invention, in addition to the effect of the fourth aspect of the present invention, when the seating detecting means performs the seating detection, it is based on the driving position data stored in the storage means. Thus, the seat can be positioned at the driving position by controlling the seat moving means by the control means.

[Brief description of the drawings]

FIG. 1 is a perspective view showing the vicinity of a driver's seat.

FIG. 2 is an electric block circuit diagram showing an electric configuration of the automatic position adjustment system.

FIG. 3 is a flowchart showing a processing operation of position automatic adjustment control executed by a CPU.

FIG. 4 is a flowchart showing a processing operation of position automatic adjustment control executed by a CPU.

FIG. 5 is a flowchart showing a processing operation of position automatic adjustment control executed by a CPU.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Driver seat as a seat, 13 ... Infrared sensor as seating detection means, 14 ... Weight sensor as seating detection means, 16 ... Door sensor as intention detection means, 18 ... IG switch as intention detection means, 22 ... Seat Position control device as moving means, 32 receiving circuit as identification code input means, 34 CPU as control means,
36 EEPROM as storage means, S5 Step 5 as control means, S8 Step 8 as control means, S10 Step 10 as control means, S22 ...
Step 22 as control means, S23 ... Step 23 as control means.

Claims (5)

[Claims] 1. A seat moving means for moving a seat between at least two positions including a getting on / off position suitable for getting on and off, an intention detecting means for detecting an intention of a passenger to get on or off, Control means for controlling the seat moving means based on the detection to position the seat at a boarding / alighting position. 2. A storage means for storing getting-on / off position data set according to an occupant, wherein the control means, when detecting the intention detecting means, based on the getting-on / off position data stored by the storing means. The seat position movement control device according to claim 1, wherein the seat movement means is controlled to position the seat at a boarding / alighting position. 3. An identification code input means for inputting a passenger identification code, wherein the storage means stores at least one passenger identification code and getting on / off position data corresponding to the identification code. The control unit reads out the getting-on / off position data based on the identification code input from the identification code inputting unit, controls the seat moving unit based on the getting-on / off position data, and positions the seat at the getting-on / off position. The seat position movement control device according to claim 2, wherein 4. The vehicle further comprises: seat detection means for detecting whether or not the occupant is seated in a seat, wherein the storage means stores predetermined position data suitable for the occupant's boarding purpose, and wherein the control means comprises: 4. The method according to claim 2, wherein when the seating detecting means detects the seating, the seat moving means is controlled based on the predetermined position data stored in the storage means to position the seat at a predetermined position. The seat position movement control device as described in the above. 5. The seat position movement control device according to claim 4, wherein the seat is a driver's seat, and the boarding destination position is a driving position.