WO2004028873A1 - 車両用電子キーシステム - Google Patents
車両用電子キーシステム Download PDFInfo
- Publication number
- WO2004028873A1 WO2004028873A1 PCT/JP2003/012272 JP0312272W WO2004028873A1 WO 2004028873 A1 WO2004028873 A1 WO 2004028873A1 JP 0312272 W JP0312272 W JP 0312272W WO 2004028873 A1 WO2004028873 A1 WO 2004028873A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vehicle
- electronic key
- user
- switch
- actual vehicle
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
- B60R25/246—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user characterised by the challenge triggering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
- B60R25/04—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the propulsion system, e.g. engine or drive motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62H—CYCLE STANDS; SUPPORTS OR HOLDERS FOR PARKING OR STORING CYCLES; APPLIANCES PREVENTING OR INDICATING UNAUTHORIZED USE OR THEFT OF CYCLES; LOCKS INTEGRAL WITH CYCLES; DEVICES FOR LEARNING TO RIDE CYCLES
- B62H5/00—Appliances preventing or indicating unauthorised use or theft of cycles; Locks integral with cycles
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2325/00—Indexing scheme relating to vehicle anti-theft devices
- B60R2325/30—Vehicles applying the vehicle anti-theft devices
- B60R2325/306—Motorcycles
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C2009/00753—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys
- G07C2009/00769—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means
- G07C2009/00793—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means by Hertzian waves
Definitions
- the present invention performs wireless communication between a transmitter / receiver or transmitter (electronic key) carried by a user and a control device mounted on an actual vehicle, verifies IDs, and requests from a legitimate user. If so, the present invention relates to an electronic key system for starting the engine and the like, for example, a vehicle electronic key system suitable for use in a motorcycle.
- activation means are installed on door handles and trunk lids of actual vehicles.
- a user operates (activates) these activation means, communication with an electronic key is performed. It starts with checking the ID sent from the electronic key against the ID registered in the control device, and releasing the door lock etc. when the ID-matching result is obtained.
- an electronic key system has been proposed in which a transmitting antenna is provided at each door of a four-wheeled vehicle, and only a door approaching the portable device can be unlocked independently of other doors of the vehicle.
- a transmitting antenna is provided at each door of a four-wheeled vehicle, and only a door approaching the portable device can be unlocked independently of other doors of the vehicle.
- the present invention has been made in view of such a problem, and enables a control device to be smoothly started in a series of operations of a user when the user gets on an actual vehicle. It is an object of the present invention to provide a vehicular electronic key system capable of improving the operability of activation by a key.
- Another object of the present invention is to provide a vehicular electronic key system which can obtain advantages such as small size, light weight and low cost without newly installing a starting means. Disclosure of the invention
- An electronic key system for a vehicle is an electronic key system for a vehicle having a control device mounted on an actual vehicle and a portable transceiver carried by a user, wherein the unlock instruction is supplied to the actual vehicle.
- a lock device that locks the actual vehicle so as not to operate until the vehicle is operated, wherein the control device is a plurality of switches installed in the actual vehicle, and the control device uses the switch when the user gets on the vehicle.
- the switch is activated by operating a switch (hereinafter, referred to as a start switch) set by a user among the plurality of switches, another person (a person who is not a regular user) is operated. Even if operated, the activation switch cannot be easily found, and is effective in preventing theft.
- a switch hereinafter, referred to as a start switch
- the vehicular electronic key system is a vehicular electronic key system including a control device mounted on an actual vehicle and a portable transmitter carried by a user.
- the actual vehicle includes a lock device that locks the actual vehicle so as not to operate until an unlock instruction is supplied, and the portable transmitter transmits to the control device based on an operation input of the user.
- Means for outputting a request signal wherein the control device is a plurality of switches installed in the actual vehicle, and a plurality of switches located near the user when the user gets on the vehicle.
- a means for receiving a request signal from the portable transmitter based on a ⁇ N operation of a switch set in advance and the request signal are collated to determine that the request is from a legitimate user.
- Means for outputting a lock release instruction to the lock device Means for outputting a lock release instruction to the lock device.
- the control device can be started smoothly in a series of user actions when getting on the actual vehicle, the operability of starting with the electronic key can be improved, and theft is prevented. It is effective for
- a means for intermittently supplying power to at least a circuit system for performing communication when the actual vehicle is not activated when the user gets on the vehicle, the switch is set in advance among a plurality of switches located near the user. Means for constantly supplying power to the circuit system based on the specified switch ON operation.
- the power supply to the communication-related circuits is intermittently performed until the start switch is turned ON, so that the power consumption during standby is reduced. can do.
- the plurality of switches may be operation switches used for starting the engine of the actual vehicle, securing the vehicle during traveling, and stopping the actual vehicle.
- advantages such as small size, light weight and low cost can be obtained.
- the plurality of switches may include a switch (ride detection switch) for detecting that the user has boarded the actual vehicle. If this boarding detection switch is used as a starting switch, a request signal is automatically output from the control device when the user gets on the vehicle, or reception of a request signal from the portable transmitter is started. Therefore, operability can be greatly improved.
- FIG. 1 is a configuration diagram showing an electronic key system according to the first embodiment.
- FIG. 2 is a block diagram showing a configuration of an electronic key in the electronic key system according to the first embodiment.
- FIG. 3 is a block diagram illustrating a configuration of a control device in the electronic key system according to the first embodiment.
- FIG. 4 is an explanatory diagram showing an example of operation switches (switches that can be mentioned as a candidate for a start switch) around a steering wheel in an actual vehicle type.
- FIG. 5 is an explanatory diagram showing an example of an operation switch (a switch that is a candidate for a start switch) around a steering wheel in a case where the actual vehicle is a skating-type type.
- FIG. 6 is an explanatory diagram showing an example in which the starting switch is installed at the front of the seat when the actual vehicle is of a ski type.
- FIG. 7A is a side view showing an example of the installation position of the transmitting antenna on the actual vehicle.
- B is a plan view thereof.
- 8A to 8E are timing charts showing an example of a processing operation in the electronic key system according to the first embodiment.
- FIG. 9 is a block diagram showing a configuration of an electronic key in the electronic key system according to the second embodiment.
- FIG. 10 is a block diagram showing a configuration of a control device in the electronic key system according to the second embodiment.
- FIG. 11 is a block diagram showing a configuration of a control device in the electronic key system according to the third embodiment.
- the electronic key system 1 OA includes a portable transceiver 12 carried by a user (user) and a control device 14 mounted on an actual vehicle. Having.
- the portable transceiver 12 has a key shape and an IC chip incorporated therein, and a portable transceiver 12 has a card shape and an IC chip incorporated therein.
- the card shape is used.
- a description will be given assuming a portable transceiver 12 having a card shape.
- the portable transceiver is also referred to as an electronic key 12 in the following description.
- the electronic key 12 has the shape of a card as described above. As shown in FIG. 2, the electronic key 12 has a notebook 20, a power supply circuit 22, a CPU 24, a reception circuit 26, and a transmission circuit 2. With eight.
- the power supply circuit 22 is a circuit that supplies power from the battery 20 to the reception circuit 26, the transmission circuit 28, and the CPU 24.
- the receiving circuit 26 has a receiving antenna (not shown), and a request signal transmitted from the control device 14 through the receiving antenna. Sr, etc. are received, extracted from the carrier and demodulated. The demodulated signal is supplied to the CPU 24.
- the carrier frequency of the request signal Sr is 100 kHz to 300 kHz.
- the CPU 24 executes at least two programs (a request signal collating means 30 and a response signal generating means 32).
- the request signal checking means 30 checks whether or not the signal supplied from the receiving circuit 26 is the request signal Sr. If the request signal Sr is the request signal Sr, the control is transferred to the response signal generating means 32.
- the response signal generating means 32 reads out the ID data recorded in the ROM (not shown) based on the request from the request signal collating means 30 and adds an attribute indicating a response to the ID data to transmit data D t Is output to the transmission circuit 28.
- the transmission circuit 28 has a transmission antenna (not shown), modulates a carrier based on the transmission data Dt supplied from the CPU 24, and transmits the modulated carrier as a response signal Sa through the transmission antenna.
- the carrier frequency of this response signal Sa is 200 MHz to 500 MHz.
- the control device 14 mounted on the actual vehicle is composed of, for example, a system LSI, and for example, as shown in FIG. 3, a power supply circuit 40, a CPU 42, a reception circuit 44, a transmission circuit 46, an input circuit 48, a first circuit It has a driving circuit 52 (for driving the actuator) and a second driving circuit 54 (for driving the main relay).
- a battery 60 Around the control device 14, at least a battery 60, a main switch 62, a steering wheel switch 64, a main relay 66, a start switch 70, and a transmission antenna 72 are installed.
- the main switch 62 has two fixed contacts 62a and 62b and one movable contact 6
- One fixed contact 62 a is connected to the battery 60, and the other fixed contact 62 b is connected to the main relay 66.
- a start switch 70 is connected to the input circuit 48, and the ON Z ⁇ FF state of the start switch 70 is supplied to the CPU 42 through the input circuit 48.
- the start switch 70 can be set to, for example, any one of an operation switch used to start the engine of a real vehicle, to secure during traveling, and to stop the real vehicle. Specifically, as shown in Fig. 4, when the actual vehicle is a motorcycle of 10 OA type, the lighting dimmer switch 104 and the It is possible to set any one of the switch 106, the blinker switch 108, the horn switch 110, the front brake switch 112, the hazard switch 111, and the starter switch 116 as the start switch 70. it can.
- the start switch 70 is provided with a lighting dimmer switch 122, which is installed around the handlebar 120, and a rear switch.
- Brake switch 1 2 4 blinker switch 1 2 6, Horn switch 1 2 8, front brake switch 1 3 0, hazard switch 1 3 2, switch 1 3 4
- the setting of the activation switch 70 is determined in advance, for example, by the user when purchasing the service 100 A 100 ⁇ scooter 100 B, for example, by contracting with a store. There is a method such as wiring at a factory based on the For example, wiring for connecting the switch determined as the start switch 70 and the input circuit 148 of the control device 14 is performed at a factory.
- the start switch 70 may be any of the various switches installed around the handles 102 and 120 as described above, but for example, in the case of the disc 100B, As shown in FIG. 6, a start switch 70 may be specially provided near the seat 140.
- the scooter 100B has a space for storing a helmet (not shown) under the seat 140, and the helmet is usually stored in the space when not riding. Therefore, when boarding the disc 100B, the operation of opening and closing the seat 140 and taking out the helmet is always performed. As shown in Fig. 6, the seat 140 is in front of the seat 140B. By installing the start switch 70 in the section, the operation of the start switch 70 can be easily performed together with taking out the helmet.
- the power supply circuit 40 in the control device 14 supplies power from the battery 60 to the CPU 42, the reception circuit 44, the transmission circuit 46, and the like.
- the receiving circuit 44 has a receiving antenna (not shown), receives the response signal Sa and the like transmitted from the electronic key 12 through the receiving antenna, extracts the signal from the carrier, and demodulates it.
- the demodulated signal is supplied to the CPU 42.
- the CPU 42 executes at least three programs (request signal generating means 80, response signal collating means 82, and monitoring means 84).
- the request signal generating means 80 reads out the request data Dr (data that is the source of the request signal Sr) from the ROM (not shown) based on the ON operation of the activation switch 70 and outputs it to the transmission circuit 46.
- the transmission circuit 46 modulates the carrier based on the request data Dr supplied from the CPU 42 and transmits the modulated carrier as a request signal Sr through the transmission antenna 72.
- the transmittable range of the request signal Sr is, as shown in FIG. 7A and FIG. 7B, assuming that the actual vehicle is, for example, a disc 100B, a transmitting antenna mounted on the disc 100B. It is a spherical area with a radius of 1 to 1.5 m centered at 72 (the area indicated by circle A in FIGS. 7A and 7B), and the transmittable range of the response signal Sa (with the electronic key 12 Radius of several meters).
- FIG. 72 it is preferable to install a transmitting antenna 72 near the center of the scooter 100B.
- the vicinity of the center of the disc 100 B is defined as a line segment 1 4 6 connecting the center 14 2 a of the front wheel 14 2 and the center 14 4 a of the rear wheel 1.
- the range is from the point P1 at 1/4 of the line segment 146 to the point P2 at 3Z4 with reference to the center 142a of the front wheel 142.
- transmitting antenna 0.72 is provided near the front of sheet 140.
- the response signal collating means 82 verifies whether the signal supplied from the receiving circuit 44 is the response signal Sa, and if the signal is the response signal Sa, it is included in the response signal Sa. Check whether the ID data matches the ID data registered in the memory (not shown).
- the monitoring means 84 monitors whether or not the response signal Sa has arrived (whether or not ID-match has been detected by the response signal matching means 82) based on the output of the request signal Sr.
- the request signal generation means 80 responds from the point when it outputs the request data Dr. Waits for the input of the signal Sa and outputs the unlock signal to the first driving circuit 52 and outputs the ON signal to the second driving circuit 54 when the response signal Sa arrives within a predetermined time. .
- the first drive circuit 52 drives the handle actuator 64 based on the input of the lock release signal from the CPU 42, and releases the locked state of the handles 102 and 120.
- the second drive circuit 54 is turned on based on the input of the ON signal from the CPU 42, and thereafter, when the main switch 62 is turned on by operating the main switch 62, the engine is started. The vehicle is ready to run.
- the main switch 62 When the main switch 62 is turned off, the main relay 66 is turned off and the engine is stopped at the same time. Then, when a locking operation is performed, for example, the handle 108 is set to a locked state, the collation operation of the response signal Sa in the control device 14 is stopped, and the second drive circuit 54 is turned off.
- the request signal S r is a signal having a pulse train based on the request data Dr
- the response signal Sa is a signal having a pulse train based on the data including ID data.
- each signal is described as one pulse signal.
- the request signal Sr is sent from the controller 14 as shown in FIG. 8C. It is transmitted (see time t2) and communication with the electronic key 12 is started.
- the request signal Sr is received through the receiving circuit 26 of the electronic key 12 (see FIG. 2).
- the electronic key 12 transmits a response signal Sa as shown in FIG. 8D based on the reception of the request signal Sr (see time point t3).
- the response signal Sa is supplied to the CPU 42 through the receiving circuit 44 (see FIG. 3) in the control device 14, and the ID data included in the response signal Sa is Matched.
- the locked state of the handle 108 is released (unlocked) through the control device 14 and the first drive circuit 52 as shown in FIG. 8E. (See time point t4).
- the second drive circuit 54 is turned on.
- the user activates a predetermined switch. Since the switch 70 is set, when the user gets on the vehicle, the activation switch 70 is located near the user. Therefore, in a series of operations of the user when the user gets on the actual vehicle, the user can easily operate the start switch 70, and the control device 14 can be started smoothly.
- the start switch 70 is a switch set by the user in advance at the time of contract with the store, for example, of the various switches installed around the handles 102 and 120.
- the activation switch 70 cannot be easily found even if operated by an unauthorized person (non-authorized user), which is effective in preventing theft.
- start switch 70 is any one of the operation switches used for starting the engine of the actual vehicle, securing the vehicle during traveling, and stopping the actual vehicle, it is not necessary to newly install the start switch 70. Advantages such as small size, light weight and low cost can be obtained.
- start switch 70 is attached to the front portion of the seat 140, the start switch 70 can be operated together with the removal of the helmet, and the operability can be greatly improved.
- the switch set as the start switch 70 can be a mechanical contact type switch.Other than that, the capacitance type switch and the principle of the piezoelectric element can be used. And a switch using a Hall element.
- an electronic key system 10B according to a second embodiment will be described with reference to FIG. 9 and FIG. The same reference numerals are given to members and means corresponding to those in FIGS. 2 and 3, and redundant description is omitted.
- the electronic key 12 in the electronic key system 10B according to the second embodiment has substantially the same configuration as the electronic key 12 according to the first embodiment (see FIG. 2). However, the difference is that it has an operation switch 150.
- the CPU 24 executes at least one program (request signal generating means 152).
- the request signal generating means 152 is started based on the ON operation of the operation switch 150, reads out the ID data recorded in the ROM (not shown), and adds an attribute indicating a response to the ID data. Output to the transmission circuit 28 as transmission data Dt.
- the transmission circuit 28 has a transmission antenna (not shown), modulates a carrier based on transmission data Dt supplied from the CPU 24, and transmits the modulated signal as a request signal SQ via the transmission antenna.
- the carrier frequency of the request signal Sq is 200 MHz to 500 MHz.
- control device 14 mounted on the actual vehicle has substantially the same configuration as the control device 14 according to the above-described first embodiment (see FIG. 3) as shown in FIG. And the transmission antenna 72 does not exist; the switching circuit 160 for selectively stopping the supply of power to the reception circuit 44; and the ON signal S o and the intermittent pulse signal S k for the switching circuit 160.
- the difference is that a switching control circuit 154 for outputting and performing ⁇ NZ ⁇ FF control of the switching circuit 160 is provided.
- the receiving circuit 44 has a receiving antenna (not shown), receives the request signal SQ or the like transmitted from the electronic key 12 through the receiving antenna, extracts the request signal SQ from the carrier wave, and demodulates the signal.
- the demodulated signal is supplied to the CPU 42.
- the CPU 42 executes at least three programs (request signal collating means 156, monitoring means 84, and time measuring means 158).
- the request signal matching means 156 checks whether the signal supplied from the receiving circuit 44 is the request signal Sq, and furthermore, if the signal is the request signal Sq, Check whether the included ID data matches the ID data registered in the memory (not shown).
- the monitoring means 84 monitors the presence / absence of the request signal Sq (the ID-match in the request signal matching means 156 is detected), and detects the request signal Sq from the electronic key 12 carried by a legitimate user. When it is detected, an unlock signal is output to the first drive circuit 52 to release the locked state of the handles 102 and 120, and at the same time, the second drive circuit 54 is turned on. Thereafter, when the main switch 62 is turned ON by turning on the main switch 62, the engine is started and the vehicle is ready to run.
- the main switch 62 When the main switch 62 is turned off, the main relay 66 is turned off and the engine is stopped at the same time. At this time, the second drive circuit 54 is turned off.
- the timer 158 counts a predetermined value by the timer 158 when the start switch 70 is turned on, during the period when the main switch 62 is in the ON state, and after the main switch 62 is turned off. During this period, the continuation instruction signal Sc is output to the switching control circuit 154.
- the timing means 158 counts a reference clock from a clock generator (not shown) from the time when the main switch 62 is turned off, and counts the reference clock to a predetermined value (for example, when two days or one week has elapsed). ) Outputs an intermittent instruction signal Sp to the switching control circuit 154.
- the switching control circuit 154 outputs an ON signal S o to the switching circuit 160 while the continuation instruction signal Sc is being supplied from the timer 158.
- the switching circuit 160 turns on the switch 162 based on the supplied ON signal S o, whereby the power supply to the receiving circuit 44 is always continued.
- the switching control circuit 154 When the intermittent instruction signal Sp is supplied from the time counting means 158, the switching control circuit 154 generates an intermittent pulse signal Sk whose attribute is intermittently switched between ON and OF.F, and outputs it to the switching circuit 160. .
- the switching circuit 160 The ON operation and the OFF operation are intermittently repeated based on the supplied intermittent pulse signal Sk. As a result, the power supply to the receiving circuit 44 becomes intermittent, and the control device 14 shifts to the power saving operation mode.
- the power supply to the receiving circuit 44 is intermittently performed until the start switch 70 is turned on thereafter. Power consumption can reduce standby power consumption.
- the electronic key 12 used in the electronic key system 10C according to the third embodiment is the same as the electronic key 12 according to the above-described second embodiment (see FIG. 9).
- the control device 14 also has substantially the same configuration as the control device 14 according to the second embodiment described above (see FIG. 10). However, the switching control circuit 1554 outputs a ⁇ N signal S o and an OFF signal. The difference is that S f is output.
- the time counting means 15 8 starts when the start switch 70 is turned ON, the time period during which the main switch 62 is ON, and the time counting means 15 after the main switch 62 is turned OFF. In a period until the predetermined value is counted in step 8, a continuation instruction signal Sc is output to switching control circuit 154.
- the timing means 158 counts a reference clock from a clock generator (not shown) from the time when the main switch 62 is turned off, and provides a signal to the switching control circuit 154 when the count reaches a predetermined value.
- the stop instruction signal Ss is output.
- the switching control circuit 154 outputs the ON signal S o to the switching circuit 160 during the period in which the continuation instruction signal Sc is supplied from the time counting means 158, whereby the receiving circuit 4 Power supply to 4 will be continued at all times.
- the switching control circuit 154 outputs the OFF signal Sf.
- the switching circuit 160 turns off the switch 162 based on the supplied OFF signal Sf, whereby the power supply to the receiving circuit 44 is completely stopped.
- the continuation instruction signal Sc is output from the timing means 158 to the switching control circuit 154. As a result, the power supply to the receiving circuit 44 is always continued.
- the power supply to the receiving circuit 44 is completely stopped until the start switch 70 is turned on. Since it is not performed, power consumption during standby can be significantly reduced.
- vehicle electronic key system is not limited to the above-described embodiment, but can adopt various configurations without departing from the gist of the present invention.
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Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES03798507T ES2382152T3 (es) | 2002-09-27 | 2003-09-25 | Sistema de llave electrónica para un vehículo |
MXPA05002971A MXPA05002971A (es) | 2002-09-27 | 2003-09-25 | Sistema de llave electronica para vehiculo. |
EP20030798507 EP1544067B1 (en) | 2002-09-27 | 2003-09-25 | Vehicle electronic key system |
CA002500235A CA2500235C (en) | 2002-09-27 | 2003-09-25 | Vehicle electronic key system |
US10/529,292 US7279807B2 (en) | 2002-09-27 | 2003-09-25 | Vehicle electronic key system |
BR0314734A BR0314734A (pt) | 2002-09-27 | 2003-09-25 | Sistema de chave eletrônica para veículo |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-282305 | 2002-09-27 | ||
JP2002282305A JP4121345B2 (ja) | 2002-09-27 | 2002-09-27 | 車両用電子キーシステム |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004028873A1 true WO2004028873A1 (ja) | 2004-04-08 |
Family
ID=32040532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/012272 WO2004028873A1 (ja) | 2002-09-27 | 2003-09-25 | 車両用電子キーシステム |
Country Status (12)
Country | Link |
---|---|
US (1) | US7279807B2 (ja) |
EP (1) | EP1544067B1 (ja) |
JP (1) | JP4121345B2 (ja) |
KR (1) | KR100602559B1 (ja) |
CN (1) | CN100423973C (ja) |
BR (1) | BR0314734A (ja) |
CA (1) | CA2500235C (ja) |
ES (1) | ES2382152T3 (ja) |
MX (1) | MXPA05002971A (ja) |
MY (1) | MY140861A (ja) |
TW (1) | TW593032B (ja) |
WO (1) | WO2004028873A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006111585A1 (es) * | 2005-04-19 | 2006-10-26 | Fundacion Para La Investigacion Y Desarrrollo En Automocion (Fundacion Cidaut) | Sistema de seguridad para motocicletas, ciclomotores y similares |
CN104464054A (zh) * | 2014-12-10 | 2015-03-25 | 广东力维智能锁业有限公司 | 一种利用智能手机开启电子门锁的方法及其管理系统 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3875706B2 (ja) | 2004-11-12 | 2007-01-31 | 三菱電機株式会社 | エンジン始動システム |
JP4680671B2 (ja) * | 2005-05-12 | 2011-05-11 | 株式会社ホンダロック | エンジン付き乗物の盗難防止装置 |
JP2007099050A (ja) * | 2005-10-03 | 2007-04-19 | Yamaha Motor Co Ltd | スマートキーシステムを備えた鞍乗型車両 |
JP4766978B2 (ja) * | 2005-10-03 | 2011-09-07 | ヤマハ発動機株式会社 | スマートキーシステムを備えた鞍乗型車両 |
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Also Published As
Publication number | Publication date |
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JP4121345B2 (ja) | 2008-07-23 |
KR100602559B1 (ko) | 2006-07-19 |
EP1544067A1 (en) | 2005-06-22 |
CA2500235C (en) | 2009-06-02 |
JP2004116176A (ja) | 2004-04-15 |
MY140861A (en) | 2010-01-29 |
MXPA05002971A (es) | 2005-08-15 |
EP1544067A4 (en) | 2007-02-21 |
TW593032B (en) | 2004-06-21 |
US7279807B2 (en) | 2007-10-09 |
ES2382152T3 (es) | 2012-06-05 |
CA2500235A1 (en) | 2004-04-08 |
KR20050057602A (ko) | 2005-06-16 |
TW200404696A (en) | 2004-04-01 |
CN100423973C (zh) | 2008-10-08 |
US20050253461A1 (en) | 2005-11-17 |
EP1544067B1 (en) | 2012-03-07 |
BR0314734A (pt) | 2005-07-26 |
CN1684861A (zh) | 2005-10-19 |
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