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US20060073760A1 - Methods for piloting mobile objects, in particular miniature cars, using a multipath guiding process and system using same - Google Patents

Methods for piloting mobile objects, in particular miniature cars, using a multipath guiding process and system using same Download PDF

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Publication number
US20060073760A1
US20060073760A1 US10/539,435 US53943505A US2006073760A1 US 20060073760 A1 US20060073760 A1 US 20060073760A1 US 53943505 A US53943505 A US 53943505A US 2006073760 A1 US2006073760 A1 US 2006073760A1
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United States
Prior art keywords
mobile vehicle
control instructions
switch
guide
mobile
Prior art date
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Abandoned
Application number
US10/539,435
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English (en)
Inventor
Laurent Tremel
Raphael Bini
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Wany SA
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Wany SA
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Filing date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=29725334&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=US20060073760(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wany SA filed Critical Wany SA
Assigned to WANY, S.A. reassignment WANY, S.A. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: BINL, RAPHAEL, TREMEL, LAURENT
Publication of US20060073760A1 publication Critical patent/US20060073760A1/en
Abandoned legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H18/00—Highways or trackways for toys; Propulsion by special interaction between vehicle and track
    • A63H18/02—Construction or arrangement of the trackway
    • A63H18/023—Track control means, e.g. switches
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H18/00—Highways or trackways for toys; Propulsion by special interaction between vehicle and track
    • A63H18/16—Control of vehicle drives by interaction between vehicle and track; Control of track elements by vehicles
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H17/00—Toy vehicles, e.g. with self-drive; ; Cranes, winches or the like; Accessories therefor
    • A63H17/26—Details; Accessories
    • A63H17/36—Steering-mechanisms for toy vehicles
    • A63H17/395—Steering-mechanisms for toy vehicles steered by program
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H19/00—Model railways
    • A63H19/24—Electric toy railways; Systems therefor

Definitions

  • the invention concerns a system for controlling mobile objects in a guide circuit. It is particularly applicable, for example, to toy car systems guided on a track.
  • Games consisting of automobile circuits in which the cars are guided, for example, by guide lanes, are known in the art.
  • these systems generally provide several circuits, each of which guides a car.
  • Each car is guided by commands given to the circuit. If there are several cars on the same circuit, they will be guided in the same way, based on the orders given to the circuit. For the operator, this creates a certain monotony in the use of the system, and in the long run, a certain tedium that can result in a loss of interest in this type of game.
  • the subject of the invention is a system that makes it possible to solve this problem. It concerns a system that makes it possible to introduce surprise and spontaneity into the control of a vehicle circuit such as a guided automobile circuit.
  • the invention also has the advantage of making it possible to control several vehicles independently on the same circuit.
  • the invention concerns a method for piloting mobile objects driven by actuators, particularly miniature cars, on a continuous track.
  • the mobile objects are guided by operators via a guide circuit comprising several lanes.
  • the guide circuit is common to the various mobile objects moving around the same track.
  • the method comprises the following steps:
  • the step, for the mobile object of selecting the guide lane used based on the mobility strategy, as it moves around the track.
  • the method is such that the mobility strategy is characterized by at least one of the initialization parameters specifying:
  • the method is such that, in order to parameterize the mobile object based on the mobility strategy chosen, the method also comprises the step, for the operator, of entering data and/or macro commands into a memory area located in the mobile object.
  • the memory area is associated with a microcontroller that controls the actuators.
  • the method is such that, in order to transmit to the mobile object control instructions in accordance with the mobility strategy chosen, the method comprises the step of initializing each of the mobile objects by assigning them an identifier, particularly an alphanumeric identifier.
  • This identifier can also be characterized by a specific communication channel.
  • the method also comprises the following steps:
  • the method also comprises the step, for the microcontroller, of controlling the actuators based on the extracted control instructions.
  • the method is such that the multiplexing is a time multiplexing.
  • the time multiplexing is such that each phase for transmitting the control instructions associated with a given mobile object is followed by a phase for supplying electric power.
  • the method also comprises the step of supplying power to the actuators of the mobile object through an electrical circuit associated with the guide circuit and/or through a battery and/or through a rechargeable battery in the mobile object.
  • the method is such that, in order to transmit to the mobile object control instructions in accordance with the mobility strategy chosen, the method also comprises the following steps:
  • a signal particularly an optical—for example infrared—signal and/or a sound signal and/or an electromagnetic signal,
  • the method also comprises the step, for the microcontroller, of controlling the actuators based on the control instructions extracted from the signal.
  • the method in order to select the guide lane used based on the mobility strategy, while the mobile object is moving around the track, the method also comprises the following steps:
  • the step for a given mobile object, of transmitting a guide signal, particularly an optical—for example infrared—signal, to a receiver disposed on the guide circuit and/or on the track;
  • a guide signal particularly an optical—for example infrared—signal
  • the step, for the switch of changing states as a function of the control signal.
  • the result of the combination of the technical features according to the invention is that as the mobile object moves around the track, the mobile object actuates the switch that allows it to change lanes.
  • Another result of the combination of the technical features according to the invention is that the operator transmitting control instructions to the mobile object can see that the lateral movements of the mobile object on the track are practically identical to those that would be observed by an observer actuating a steering wheel for changing the direction of said mobile object, whose point of view would be associated with said mobile object.
  • Another result of the combination of the technical features according to the invention is that a mobile object moving around the track can pass another one located in front of it, by swerving laterally.
  • the receiver is disposed on the guide circuit and/or on the track ahead of the switch and at a distance from the latter such that a change in the state of the switch cannot produce a change in the movement of any mobile object other than the one that first actuated the switch.
  • the method is such that it also comprises the step of automatically switching the switch to a predetermined state after the passage of a mobile object that has actuated it.
  • the predetermined state is the initial state.
  • the method also comprises the step of determining the number of laps around the track performed by each mobile object by detecting a label associated with a given mobile object by means of a reader, particularly an optical or electromagnetic reader, integral with the track.
  • a reader particularly an optical or electromagnetic reader
  • the method also comprises the step of timing the time taken by a given mobile object to perform a given number of laps around the track.
  • the timing is performed by detecting the passage of a label associated with the mobile object read by means of a reader, particularly an optical and/or electromagnetic reader, integral with the track.
  • the invention also concerns a system for piloting mobile objects driven by actuators, particularly miniature cars, on a continuous track.
  • the mobile objects are guided by operators via a guide circuit comprising several lanes.
  • the guide circuit is common to the various mobile objects moving around the same track.
  • the operator chooses, ahead of time or in real time, a mobility strategy for the mobile object.
  • the system comprises:
  • parameterizing means for parameterizing the mobile object based on the mobility strategy chosen, and/or
  • transmission means for transmitting to the mobile object control instructions in accordance with the mobility strategy chosen, particularly control instructions related to its speed and to the guide lane used.
  • the mobile object can be a robot moving autonomously around the track without the intervention of the operator. It can also be programmed to interpret control instructions from the operator so as to generate movements that correspond to the operator's expectations.
  • the mobile object includes selection means for selecting the guide lane used based on the mobility strategy.
  • the selection means are implemented by the mobile object as it moves around the track.
  • the system is such that the mobility strategy is characterized by one of the following initialization parameters specifying:
  • the system is such that the parameterization means include a control element for entering data and/or macro commands into a memory area located in the mobile object.
  • the memory area is associated with a microcontroller that controls the actuators.
  • each mobile object is identified by an identifier, particularly an alphanumeric identifier.
  • the system also includes a base comprising:
  • control instructions in the form of digital data by associating them with the identifier of the mobile object in question
  • multiplexing means for multiplexing, in the guide circuit, the control instructions specific to each of the mobile objects and the electric power supply required to operate the mobile object.
  • Each microcontroller of each mobile object makes it possible to extract from the multiplexed control instructions those that are associated with the identifier that has been assigned to the mobile object in question.
  • the microcontroller controls the actuators based on the extracted control instructions.
  • the system is such that the multiplexing means perform a time multiplexing of the control instructions with the power supply.
  • the time multiplexing is such that each phase for transmitting the control instructions associated with a given mobile object is followed by a phase for supplying electric power.
  • the system also comprises an electric power supply for the actuators, constituted by an electrical circuit associated with the guide circuit and/or by a battery and/or by a rechargeable battery in the mobile object.
  • Each mobile object is identified by an identifier, particularly an alphanumeric identifier.
  • the system also includes a base comprising:
  • control instructions in the form of digital data by associating them with the identifier of the mobile object in question
  • transmission means for transmitting to the mobile objects a signal, particularly an optical—for example infrared—signal and/or a sound signal and/or an electromagnetic signal.
  • Each microcontroller of each mobile object makes it possible to extract from the signal the control instructions associated with the identifier assigned to the mobile object in question.
  • the microcontroller controls the actuators based on the extracted control instructions.
  • the guide circuit is in the form of several guide lanes.
  • Each mobile object includes a guide element that cooperates with the guide lanes.
  • the guide lanes are interconnected by switches.
  • the mobile object includes transmission means for transmitting a guide signal, particularly an optical—for example infrared—signal, to a switch receiver.
  • the switch receiver associated with a given switch, is disposed on the guide circuit and/or on the track
  • the switch receiver includes decoding means for decoding the guide signal and producing a control signal for the switch.
  • the switch includes a moving element that is actuated by the switch control signal. This moving element is capable of assuming at least two positions.
  • the mobile object can thus select the appropriate guide lane, based on the mobility strategy, as it moves around the track.
  • the switch receiver is disposed on the guide circuit and/or on the track ahead of the-switch and at a distance from the latter such that a change in the position of the moving element of the switch cannot produce a change in the movement of any mobile object other than the one that first actuated the switch.
  • the system is such that it also comprises return means for automatically switching the switch to a predetermined state after the passage of a mobile object that has actuated it.
  • the predetermined state is the initial state.
  • the system also comprises a label reader, particularly an optical and/or electromagnetic reader, integral with the track, for detecting a label associated with a given mobile object, particularly an optical and/or electromagnetic reader.
  • the label reader is integral with the track.
  • the system also comprises computing means, associated with the label reader, for determining the number of laps around the track performed by each mobile object.
  • the system also comprises a label reader, particularly an optical and/or electromagnetic reader, integral with the track, for detecting a label associated with a given mobile object.
  • the system also comprises timing means, associated with the label reader, for timing the time taken by a given mobile object to perform a given number around laps around the track.
  • FIG. 1 which schematically represents the system according to the invention
  • FIGS. 2 a and 2 b which represent an exemplary switch according to the invention
  • FIGS. 3 a and 3 b which represent an application of the invention to a system wherein the electric power supply for the vehicles that allows them to move and the speed and guidance information flow through the same circuit, for example the guide circuit for the vehicles,
  • FIG. 4 which represents the control circuits of the system according to the invention
  • FIG. 5 which represents the circuits provided in each vehicle
  • FIGS. 6 a and 6 b which represent a variant of a switch to which the
  • FIGS. 7 a and 7 b which represent a variant of a switch that automatically returns to the neutral position.
  • FIG. 1 schematically represents the system according to the invention.
  • the system includes a circuit C 1 , C 2 , C 3 on which mobile objects such as one or more vehicles V 1 , V 2 , V 3 must run.
  • the circuit C 1 , C 2 , C 3 is supplied with electric power in an intrinsically known way.
  • the power required to move the vehicles V 1 , V 2 , V 3 is supplied via a transformer T 1 and the guide circuit C 1 , C 2 , C 3 .
  • the vehicles V 1 , V 2 , V 3 also receive speed and trajectory commands through the guide circuit.
  • a circuit interposed between the transformer and the guide circuit is provided, making it possible to transmit, through the guide circuit, speed and guidance information for the vehicles V 1 , V 2 , V 3 .
  • Each vehicle V 1 , V 2 , V 3 can receive a piece of information, or a packet of information containing a piece of speed information and a piece of guidance control information.
  • the control of each vehicle V 2 , V 2 , V 2 is therefore independent of the control of the other vehicles V 1 , V 2 , V 3 running on the circuit.
  • each vehicle V 1 , V 2 , V 3 has an information transmitter E 1 .
  • the guide circuit C 1 has an information receiver D 1 associated with each switch A 1 , A 2 , A 3 and ahead of each switch in the vehicles' direction of travel.
  • a vehicle receives a guidance command, it has this information transmitted to its transmitter E 1 .
  • the transmitter E 1 of the vehicle comes near the receiver D 1 , the latter receives this information, decodes it, and triggers the operation of the switch A 1 .
  • the receiver D 1 has controlled the switching of the switch A 1 so that the vehicle is directed to the lane C 3 of the circuit.
  • all of the switches on the circuit such as A 1 have a neutral position such that after the switching of the switch and after the passage of the vehicle, the switch returns to a neutral position.
  • the system can be designed so that the normal movement of the vehicle is such that it runs through the circuit with the switches in the neutral position.
  • the vehicle's transmitter does not transmit any information, and the detectors such as D 1 remain inactive.
  • the transmitter E 1 transmits a control signal
  • the detector D 1 detects it and triggers the operation (the switching) of the switch A 1 , which moves to the position represented in FIG. 2 b and automatically returns to the position of FIG. 2 a after the vehicle passes.
  • the receiver has no decoding function.
  • the transmitters such as E 1 can be placed underneath the vehicles.
  • the receivers such as D 1 are placed on the circuit in the lane in which the vehicles are running, for example, between the wheel paths.
  • the transmitters such as E 1 can also be placed on a lateral wall or on the front of the vehicle and oriented toward the edge of the track.
  • the receivers will then be placed on the edge of the track at a height such that they sit on the axis of maximum transmission of the transmission lobe of the vehicles' transmitters.
  • the transmitters E 1 will preferably be placed in the front part of the vehicle so as to trigger the switch as soon as possible when the vehicle approaches the switch.
  • the receivers such as D 1 are located along the lane at a distance from the switches A 1 such that a vehicle, when it is at the maximum speed allowed by the system, is diverted by the switch A 1 that follows the detector D 1 right after having been detected by this detector.
  • the transmission of the information transmitted from an operator's station to a vehicle can take place through the guide circuits of the vehicle via radio frequency, ultrasound or optical transmission.
  • the power supply of the vehicle that allows it to move to be provided in the vehicle itself, by means of an electric battery.
  • FIG. 3 a represents a control diagram for the power supply and the transmission of information wherein the electric power supply of the vehicles is periodically cut off for brief periods, during which the centralized control system transmits guidance and speed information to the vehicles.
  • FIG. 3 a there are assumed to be three vehicles.
  • a first electric power supply cutoff information is transmitted to the vehicle V 1 (data V 1 ).
  • a second electric power supply cutoff information is transmitted to the vehicle V 2 (data V 2 ).
  • a third electric power supply cutoff information is transmitted to the vehicle V 3 (data V 3 ).
  • the cycle begins again.
  • a time ts for the transmission of data to a vehicle can be approximately 5 ms.
  • a time t for the supply of electric power can be approximately 20 ms.
  • a practical example allowing for 8 vehicles would lead to a cycle time T of 200 ms.
  • FIG. 3 b represents a variant wherein the data V 1 , V 2 , V 3 of a cycle are sent together during the same cutoff of the electric power supply to the vehicles.
  • FIG. 3 c represents a variant of embodiment wherein the speed and guidance information are superposed on the power supply current.
  • FIG. 4 represents an exemplary embodiment of a control station which supplies the electric power to the guide circuit and from which the vehicles are controlled.
  • the guide circuit in this case includes electrically conductive elements.
  • This control station includes a transformer TR which is generally supplied with alternating current by the mains supply and which provides a low-voltage power supply.
  • a processing unit UT 1 includes a circuit W 1 for transmitting speed information and a circuit for transmitting guidance information. These circuits are controlled by joysticks J 1 , J 2 , J 3 of a known type.
  • the joystick J 1 makes it possible to control the vehicle V 1
  • the joystick J 2 makes it possible to control the vehicle V 2
  • the joystick J 3 makes it possible to control the vehicle V 3 .
  • a central control unit UC 1 makes it possible to periodically and alternately connect the circuit C 1 to the transformer TR and to the processing unit UT 1 .
  • the processing unit UT 1 controls the successive transmission of the speed and guidance information transmitted from the joysticks J 1 , J 2 , J 3 . It adds to each of these pieces of information an identity (IDENT) that represents the joystick and consequently the vehicle controlled. The successive transmissions take place in accordance with a process of a type similar to the one in FIGS. 3 a through 3 c.
  • FIG. 5 represents a vehicle V 1 .
  • the unit ALIM of the vehicle is connected by an electrical connection device, for example brushes, to the guide circuit.
  • the unit ALIM is therefore supplied with power during the periods when the transformer TR is connected to the guide circuit C 1 , and it supplies the electric power to the motor M and to all the electronic circuits of the vehicle.
  • a processing unit UT 2 is also electrically connected to the guide circuit C 1 by the brushes. Thus, it receives the speed and guidance information sent by each joystick, along with an identity associated with this information.
  • the processing unit of the vehicle V 1 recognizes the identity related to the joystick J 1 and hence to itself and retrieves the information associated with this identity.
  • the processing unit UT 2 processes this information based on the characteristics assigned to this vehicle (for example, parameters such as the driving type, the vehicle type, the speed, the nature of the tires, the gasoline allocation, etc.) and then transmits the processed speed and guidance information.
  • a control unit UC 2 provides:
  • a receiver D 1 is located along the circuit.
  • the receiver D 1 receives a piece of guidance information as a vehicle passes, it switches the position of the switch A 1 , particularly by means of an electromagnet.
  • each switch has only two positions as in FIG. 2 a .
  • the guidance information is just a simple piece of switching information, which is all the receiver D 1 needs to detect in order to trigger the switching of A 1 .
  • a switch can have more than two positions and can switch a lane C 1 to more than two possible other lanes.
  • FIGS. 6 a and 6 b show that a lane C 1 can be connected to a selected lane C 2 , C 3 or C 4 .
  • the guidance information transmitted by the transmitter E 1 contains a direction indication and must be interpreted by the receiver D 1 .
  • the transmitter E 1 includes several light sources such as diodes.
  • a combination of lit diodes makes it possible to represent a control instruction.
  • two diodes make it possible to control a four-way switch, and three diodes make it possible to control an eight-way switch.
  • the control unit UC 2 will then actuate the lighting of selected diodes that correspond to this information.
  • Each receiver such as D 1 will have as many detecting diodes as each vehicle has emitting diodes. Based on the diodes that have detected a signal, the receiver D 1 will control the position of the switch.
  • the transmitters on the vehicles must be positioned based on the position of the detectors, and vice versa, so that as the vehicle passes, the various diodes of E 1 pass in front of the diodes in the same row of D 1 .
  • FIGS. 7 a and 7 b represent a device that makes it possible to have the switch return to the neutral position after a vehicle passes.
  • the switch A 1 is in the neutral position, and it connects the lane segment C 1 to the lane segment C 2 .
  • Switching the switch A 1 has the effect of connecting the lane segment C 1 to the lane segment C 2 .
  • the point of the switch A 1 has a portion B 1 that curves toward the inside of the lane segment C 3 .
  • the switching of the switch can be done by means of a keel Q located underneath the vehicle and extending downward into the support plate containing the guide system. In this case the part B 1 does not interfere with the passage of the vehicle's wheels.
  • the keel is arranged for the keel to be located underneath the vehicle at the front of the vehicle in order to trigger the return of the switch to the neutral position immediately after it passes.
  • each vehicle has, underneath the vehicle, an identification label L.
  • This label is optically, electrically, or electromagnetically readable by a sensor CL located along the guide circuit.
  • This sensor is linked to the processing unit UT 1 , which can thus calculate the various performances reached by the vehicle, such as speed, distance traveled, etc.

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  • Toys (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
US10/539,435 2002-12-18 2003-12-17 Methods for piloting mobile objects, in particular miniature cars, using a multipath guiding process and system using same Abandoned US20060073760A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0216095 2002-12-18
FR0216095A FR2848872B1 (fr) 2002-12-18 2002-12-18 Procede de pilotage d'objets mobiles, notamment des voitures miniatures, mettant en oeuvre un processus de guidage a plusieurs voies et systeme utilisant un tel procede
PCT/FR2003/050184 WO2004056438A2 (fr) 2002-12-18 2003-12-17 Procede de pilotage d’objets mobiles, notamment des voitures miniatures, mettant en oeuvre un processus de guidage a plusieurs voies et systeme utilisant un tel procede

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Publication Number Publication Date
US20060073760A1 true US20060073760A1 (en) 2006-04-06

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US10/539,435 Abandoned US20060073760A1 (en) 2002-12-18 2003-12-17 Methods for piloting mobile objects, in particular miniature cars, using a multipath guiding process and system using same

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US (1) US20060073760A1 (de)
EP (1) EP1575688A2 (de)
JP (1) JP2006510427A (de)
KR (1) KR20050121661A (de)
CN (1) CN100446830C (de)
AU (1) AU2003302186A1 (de)
BR (1) BR0317561A (de)
CA (1) CA2510447A1 (de)
DE (1) DE20315048U1 (de)
FR (1) FR2848872B1 (de)
WO (1) WO2004056438A2 (de)

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WO2004056438A3 (fr) 2004-08-12
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DE20315048U1 (de) 2003-12-04
FR2848872B1 (fr) 2005-05-27
WO2004056438A2 (fr) 2004-07-08
CA2510447A1 (fr) 2004-07-08
CN1726068A (zh) 2006-01-25
FR2848872A1 (fr) 2004-06-25
AU2003302186A1 (en) 2004-07-14

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