WO2005083553A1 - 振動波形パラメータの変化による触覚感度の測定装置および触覚型マンマシンインターフェース - Google Patents
振動波形パラメータの変化による触覚感度の測定装置および触覚型マンマシンインターフェース Download PDFInfo
- Publication number
- WO2005083553A1 WO2005083553A1 PCT/JP2005/001923 JP2005001923W WO2005083553A1 WO 2005083553 A1 WO2005083553 A1 WO 2005083553A1 JP 2005001923 W JP2005001923 W JP 2005001923W WO 2005083553 A1 WO2005083553 A1 WO 2005083553A1
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- Prior art keywords
- touch panel
- tactile
- position information
- input device
- predetermined
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Classifications
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
Definitions
- the present invention provides a device for measuring tactile sensitivity based on a change in a vibration waveform parameter capable of measuring tactile sensitivity by using a touch panel provided with a piezoelectric actuator and a predetermined tactile sensation while providing various inputs. It relates to a tactile man-machine interface that becomes possible.
- a man-machine interface is provided between a human and a machine as a device that mediates information exchange between the two, and it is well known that it is applied to various devices. .
- This man-machine interface is frequently used in, for example, household equipment and industrial equipment.
- Non-patent document 1 "Development of a skin sensation display using surface acoustic waves” Proceedings of Academic Lecture Meeting of the Japan Society of Mechanical Engineering Autumn Meeting, (2000) 432
- the tactile sensation is generated by applying a driving signal of any waveform or frequency to generate a surface acoustic wave.
- a driving signal of any waveform or frequency to generate a surface acoustic wave.
- the present invention has solved the disadvantages of the prior art, and is capable of obtaining a specific drive signal.
- Another object is to provide a tactile man-machine interface. Means for solving the problem
- a touch panel sensitivity measuring device based on a change in a vibration waveform parameter according to the invention of claim 1 includes a touch panel unit that can output an input position touched by a finger or the like as position information.
- An input device including an actuator unit capable of giving a predetermined movement displacement to the touch panel by a drive signal; and detecting that the touch panel unit of the input device is touched by a finger or the like and touching the touch panel unit.
- a position information detection circuit that specifies the touched position as input position information on the touch panel section, and a process of outputting a predetermined drive control signal when a touch detection signal of the touch panel is supplied from the position information detection circuit.
- a predetermined driving control signal from the processing device A drive circuit for supplying a drive signal having a waveform and a predetermined frequency to an actuator of the input device, wherein when the touch panel of the input device is touched, the actuator of the input device is driven to reduce tactile sensitivity. It is characterized by being measurable.
- a tactile man-machine interface provides a touch panel unit capable of outputting an input position touched by a finger or the like as position information and a predetermined motion by a driving signal.
- An input device comprising an actuator portion capable of giving a displacement to the touch panel; and detecting that the touch panel portion of the input device is touched by a finger or the like and detecting a touched position of the touch panel portion.
- Location information specified as input location information An output circuit, and a drive circuit for supplying a predetermined drive signal to an actuator of the input device when a touch detection signal of the touch panel of the position information detection circuit power is given. .
- Vibration can be touched! / The change in sensation according to the time taken can be measured.
- a tactile man-machine interface that can provide an accurate tactile sensation can be obtained.
- a tactile man-machine interface can be obtained.
- FIG. 1 is a perspective view showing a basic configuration of a tactile man-machine interface according to a best mode for carrying out the present invention.
- FIG. 2 is a block diagram showing a basic configuration of a device for measuring tactile sensitivity based on changes in vibration waveform parameters according to a preferred embodiment of the present invention.
- FIG. 3 is a graph showing average values of response results in an experiment in Example 2.
- FIG. 4 is a graph showing average values of sensory values when a frequency is changed to a sine wave, a triangular wave, or a rectangular wave in Example 3 under the same conditions of frequency and displacement.
- FIG. 1 to FIG. 4 are views for explaining a tactile sensitivity measuring device and a tactile man-machine interface based on a change in a vibration waveform parameter according to the best mode for carrying out the present invention.
- FIG. 1 is a perspective view showing a basic configuration of a tactile man-machine interface according to a best mode for carrying out the present invention.
- the tactile man-machine interface 1 according to the best mode for carrying out the present invention is roughly divided into an input device 3, a position information detecting circuit 5, and a driving circuit 7. It is composed.
- the input device 3 basically provides the touch panel unit 31 that can output, as position information, an input position obtained by touching with a finger or the like, and a predetermined motion displacement to the touch panel 31 by a drive signal. And at least an actuator section 32 that can perform the operation.
- the actuator section 32 is disposed on a base 33 as shown in FIG.
- a columnar plate 34 is provided on the base 33 at the side of the actuator section 32.
- a movable base 36 that can be moved up and down by a dial 35 is movably fixed to the columnar plate 34.
- a mounting table 36a is provided on the movable table 36 in parallel with the base 33, and the touch panel section 31 is disposed on the mounting table 36a.
- the configuration of the input device 3 shown in FIG. 1 shows a principle structure, and is not limited to this.
- the actuator section 32 is formed of a thin plate-shaped piezoelectric actuator. It is preferable that the touch panel portion 31 is disposed on the thin plate-shaped piezoelectric actuator to form an integral structure.
- the touch panel unit 31 of the input device 3 is electrically connected to the position information detection circuit 5 via a cable 37, and the input position when the touch panel unit 31 is touched with a finger or the like is used as the position information.
- the signal is supplied to the position information detection circuit 5 via the cable 37.
- the position information detecting circuit 5 detects that the touch panel unit 31 is touched by a finger or the like, specifies the touched position of the touch panel unit 31 as input position information on the touch panel unit 31, and determines the input position information. It can be output as P.
- the actuator section 32 of the input device 3 is electrically connected to the drive circuit 7 via a cable 38, and outputs a predetermined drive signal from the drive circuit 7 via the cable 38.
- the actuator 32 can be supplied.
- the position information detection circuit 5 and the drive circuit 7 are electrically connected as shown by a dotted line in FIG. It is necessary that the touch detection signal of the touch panel from the position information detection circuit 5 be given to the drive circuit 7.
- the position information detecting circuit 5 and the driving circuit 7 are electrically connected as described above.
- the position information detection circuit 5 is connected to the processing device 9 as shown by the dashed line in FIG. 1
- the drive circuit 7 is connected to the processing device 9 as shown by the dashed line in FIG.
- the drive circuit 7 must be under the control of the processing device 9.
- the touch panel 31 of the input device 3 is subjected to vibration of a predetermined frequency and a predetermined frequency from the actuator 32. Thus, information can be exchanged by touch.
- a tactile man-machine interface capable of providing an accurate tactile sensation can be obtained, as well as accurate transmission of information by the tactile sensation and input information corresponding thereto.
- This provides a tactile man-machine interface that can capture data.
- FIG. 2 is a block diagram showing a basic configuration of a device for measuring tactile sensitivity based on changes in vibration waveform parameters according to the best mode for carrying out the present invention.
- the tactile sensitivity measuring device 11 according to the change of the vibration waveform parameter according to the best mode for carrying out the present invention is roughly divided into an input device 3, a position information detecting circuit 5, It comprises a drive circuit 7 and a processing device 9.
- a touch panel unit (Touch panel) (Touch panel) capable of outputting an input position resulting from a touch with a finger or the like as position information, as shown in FIG. Panel) 31 and an input device 3 comprising an actuator section (Piezoelectric Actuator s) 32 capable of giving a predetermined movement displacement to the touch panel 31 by a drive signal, and the touch panel section 31 of the input device 3 is operated by a finger or the like.
- a position information detection circuit (Touch Panel Circuit) 5 for detecting the touch and specifying the touched position of the touch panel unit 31 as input position information on the touch panel unit 31 and the position information detection circuit 5.
- the drive circuit 7 is capable of generating a drive signal having a predetermined waveform and a predetermined frequency in response to a predetermined drive control signal from the processing device 9.
- a generator (Function Generator) 71 and a drive signal supplied from the function generator 71 are power-amplified to a constant drive capability, and the input device is amplified.
- the processing device (PC) 9 may be constituted by, for example, a personal computer (Personal Computer (abbreviated as “PC” in the figure)). At least a system and a control program for measuring tactile sensitivity by changing the vibration waveform parameter are stored.
- PC Personal Computer
- the processing device 9 includes a computer main body 91 for executing various processes and calculations, a display 92 connected to the computer main body 91 to display processing contents, and a computer 92 connected to the computer main body.
- a control program (Control Program) is stored in a hard disk device (not shown) built in the computer main body 91 in reality. It is stored in the area, and is expanded and stored in the main memory of the computer main body 91 when the measurement processing is actually performed.
- the computer main unit 91 includes a central processing unit that executes various arithmetic processing, a main memory that expands and stores an operating system and application programs, a keyboard 93, a mouse 94, and a printer that is not shown. Input and output ports, an external device interface (GP-IB) that controls the operation of external devices (function generator 71 of the drive circuit 7), and converts analog signals from external devices into digital signals.
- GP-IB external device interface
- a built-in AD converter a hard disk device for storing the operating system, application programs, and various data, and other necessary devices.
- a predetermined operating system and a control program and other programs as application programs are stored in the hard disk device.
- the computer main body 91 of the processing apparatus 9 stores the hard disk drive operating system in the main body of the computer main unit 91 and executes it after being expanded and stored in the main memory.
- the application such as a control program
- the control program is expanded and stored in the main memory, and a series of measurement processes can be performed.
- the computer main body 91 is caused to execute a control program. Thereafter, the user operates the keyboard 93 or the mouse 94 to set information on the waveform and frequency to be output from the function generator 71, and presses a start button.
- the stage of the second step is performed, and the processing device 9 sends a drive control signal designating a waveform and a frequency to be output to the function generator 71 of the drive circuit 7 to the drive circuit 7.
- the signal is supplied to the function generator 71, and the apparatus enters a state of waiting for the touch detection signal of the touch panel output from the position information detection circuit 5 to be input.
- the subject's dominant hand's index finger touches (touches) the touch panel section 31 of the input device 3.
- the touched information is input to the position information detection circuit 5 from the touch panel section 31 of the input device 3.
- the touch detection signal is supplied to the AD converter of the computer main body 91 of the processing device 9.
- the computer main body 91 of the processing device 9 executes the following processing.
- the computer main body 91 of the processing device 9 performs the function of the drive circuit 7 via the external interface (GB-IP).
- a drive control signal is given to the generator 71 to drive and control the function generator 71 of the drive circuit 7.
- the drive signal from the function generator 71 drives the actuator 32 of the input device 3 whose power has been amplified by the amplifier circuit 72.
- the actuator section 32 vibrates the touch panel section 31 with a waveform and a frequency corresponding to the drive signal from the amplifier circuit 72.
- Vibration can be touched! / The change in sensation according to the time taken can be measured.
- Example 1 By operating the tactile sensitivity measuring device 11 based on the change of the vibration waveform parameter shown in FIG. 2 in a series of steps as described above, a method of measuring the tactile sensitivity based on the change of the vibration waveform parameter was realized. .
- the result of a preliminary experiment using a basic waveform in the method for measuring tactile sensitivity by changing the vibration waveform parameter will be described as Example 1.
- Table 1 below shows the average value of the response results.
- the basic waveforms (sine wave (Sine), triangle wave (Triangle), and square wave (Square)) given to the actuator section 32 are 10 [Hz] and 100 [Hz] in each waveform. And were used. Further, the actuator section 32 used is one capable of a maximum displacement of 100 [m]. In an actual experiment, the magnitude of vibration generated in the actuator section 32 is 5 [m], 10 [m]. ], 20 [m], 30 [m], 40 [m].
- Example 2 By operating the tactile sensitivity measuring device 11 based on the change of the vibration waveform parameter shown in FIG. 2 in a series of steps as described above, a method of measuring the tactile sensitivity based on the change of the vibration waveform parameter was realized. .
- the result of the sensation experiment at the time of voltage rise and fall will be described as Example 2.
- the output waveform of the function generator 71 is set to a frequency of 1 [Hz], a voltage of 5 [V] (the displacement of the actuator unit 32 is 30 [m]), a burst number of 1 time, and a rise and fall time.
- the displacement of the actuator 32 touched the displacement of the actuator 32, which changed the.
- the participants were asked to give a 10-point scale on how they felt the results.
- the reference value was 30 [mS] (slope 1 [ ⁇ mZmS])
- the evaluation was “5”.
- FIG. 3 is a graph showing the average value of the response results in the experiment in Example 2, in which the horizontal axis [Inclination of Displacenent [m / mS], the vertical Ht Average Value ⁇ Tactile Sensitivity (one step 10 steps). Also, in FIG. 3, the graph connected to the black square and the solid line relates to “ Rise Time”, and the graph connected to the black triangle and the solid line relates to “Fall Time”.
- a measurement method called an SD method capable of quantitatively measuring an image using a pair of adjectives. was used to evaluate the experiment.
- This measurement method called the SD method, provides six subjects with six pairs of adjectives (“component force, cheap”, “difficult”, “sharp” dull, “light”, “unstable” (Stable, intense, calm, and uncomfortable), each of which is rated on a 5-point scale (-2— + 2).
- Example 3 it was investigated how the sensory value changes due to the change of each parameter for the type, frequency, and displacement of the basic waveform.
- FIG. 4 is a graph showing the average values of sensory values when the frequency and displacement are changed to sine, triangular, and rectangular waves in Example 3 when the same conditions are used. Find each vertex It is displayed as a large value, and each vertex has a power S of “Stable”, “rintence”, “Comfortable”, “Certain”, “Sharp”, and “Heavy” clockwise from the bottom.
- a graph connecting a black circle with a solid line is a sine wave (Sine Wave)
- a graph connecting a black square with a dotted line is a triangular wave (Triangle Wave)
- a black triangle is a dashed line.
- the connected graph is a Square Wave.
- Example 4 a change in the type of waveform in the above-described experiment was targeted, and a factor analysis was performed to roughly determine what factors affected the senses.
- Example 4 as an analysis method, first, a correlation in each sensory scale was calculated, and a factor analysis was performed. The main factor method was used for the factor extraction method, and the load value was calculated by the varimax method for the rotation method.
- Table 2 shows the calculated factor loadings for each scale. In Table 2, those that have a large effect on the factors are indicated by hatching.
- factor [1] includes those that can be judged relatively instantaneously, such as intelligibility, sharpness, and weight, and factor [2] does not touch vibration to some extent It can be guessed that there is something that cannot be obtained.
- the triangular wave factor [1] and the square wave factor [2] seemed to be common factors, and it was found that there is a close relationship between ease of component and comfort in the tactile sensitivity of the fingertip.
- Example 1 and Example 4 indicate that the following conclusions were obtained as a result of conducting an experiment on the relationship between the vibration waveform and the sensory sensitivity of a human fingertip using the input device 3. I got it.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006510392A JPWO2005083553A1 (ja) | 2004-02-26 | 2005-02-09 | 振動波形パラメータの変化による触覚感度の測定装置および触覚型マンマシンインターフェース |
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| Application Number | Priority Date | Filing Date | Title |
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| JP2004052101 | 2004-02-26 | ||
| JP2004-052101 | 2004-02-26 |
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| WO2005083553A1 true WO2005083553A1 (ja) | 2005-09-09 |
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| PCT/JP2005/001923 Ceased WO2005083553A1 (ja) | 2004-02-26 | 2005-02-09 | 振動波形パラメータの変化による触覚感度の測定装置および触覚型マンマシンインターフェース |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007192620A (ja) * | 2006-01-18 | 2007-08-02 | Ricoh Co Ltd | 装置の音質評価方法、及び、装置の音質評価装置 |
| JP2007205727A (ja) * | 2006-01-30 | 2007-08-16 | Ricoh Co Ltd | 画像形成装置の音質評価方法、及び画像形成装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002149312A (ja) * | 2000-08-08 | 2002-05-24 | Ntt Docomo Inc | 携帯型電子機器、電子機器、振動発生器、振動による報知方法および報知制御方法 |
-
2005
- 2005-02-09 WO PCT/JP2005/001923 patent/WO2005083553A1/ja not_active Ceased
- 2005-02-09 JP JP2006510392A patent/JPWO2005083553A1/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002149312A (ja) * | 2000-08-08 | 2002-05-24 | Ntt Docomo Inc | 携帯型電子機器、電子機器、振動発生器、振動による報知方法および報知制御方法 |
Non-Patent Citations (1)
| Title |
|---|
| SHIOYAMA A. ET AL.: "Te eno Shindo Shigeki Jikan to Shikakuteki Henryo no Shukanteki Taiosei.", THE INSITUTE OF ELECTRONICS INFORMATION AND COMMUNICATION ENGINEERS GIJUTSU KENKYU HOKOKU., vol. 98, no. 100, 6 June 1998 (1998-06-06), pages 7 - 12, XP002997456 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007192620A (ja) * | 2006-01-18 | 2007-08-02 | Ricoh Co Ltd | 装置の音質評価方法、及び、装置の音質評価装置 |
| JP2007205727A (ja) * | 2006-01-30 | 2007-08-16 | Ricoh Co Ltd | 画像形成装置の音質評価方法、及び画像形成装置 |
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| JPWO2005083553A1 (ja) | 2008-01-17 |
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