JP2003099831A - Electronic toll collection on-vehicle device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the pulling-out of an IC card from being forgotten when parking a vehicle in a service area on the way and its insertion from being forgotten when restarting it in a nonstop electronic toll collection system automatically collecting the toll by wireless communication using the IC card. SOLUTION: A storage part 15 stores entrance passing information showing the passing of an entrance tollgate and, when a user turns off an engine key for parking at the service area, a control part 14 checks the entrance passing information of the storage part 15. When there is the entrance passing information, the control part 13 alarms that the pulling-out of the IC card is forgotten, and when the driver gets in again, it alarms not to forget the insertion of the IC card, which can prevent the theft of the IC card and smooth the passing in an exit tollgate.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention is mounted on a vehicle,
Automatic toll collection (ETC: Electronic Toll Collection) that automatically collects tolls by wireless communication with toll collection roadside devices installed at toll gates on toll roads using a storage medium such as an IC card. ) Regarding the automatic toll collection vehicle-mounted device in the system.

[0002]

2. Description of the Related Art A non-stop automatic toll collection system that automatically collects tolls for toll roads is in operation, and an automatic toll collection vehicle-mounted device (hereinafter referred to as ETC vehicle-mounted device) corresponding to this system has been developed. . In order to automatically collect tolls at the toll booth, a storage medium such as an IC card used for toll collection must be properly inserted into the vehicle-mounted device. Therefore, in the ETC vehicle-mounted device, it is general practice to notify the user by means of a display or voice that the IC card or the like has been correctly inserted.

[0003]

However, on a toll road that collects charges according to distance, it is correct if the IC card used when passing through the entrance toll gate is not inserted in the vehicle-mounted device when passing through the exit toll gate. Toll collection cannot be realized. After passing through the entrance toll gate, it is common to remove and carry the IC card to prevent theft when parked in a service area, etc. You must be careful to prevent theft. After that, when leaving the service area and heading for the exit toll booth, the IC removed when getting off
If you drive without forgetting to reinsert the card and enter the exit toll booth as it is, you will not be able to communicate with the toll collection roadside device installed at the exit toll booth, and the exit charge will be lost. Not only can not pass normally, but E
Subsequent vehicles equipped with TC in-vehicle equipment cannot pass nonstop.

The present invention solves such a problem and prevents forgetting to remove the IC card to prevent theft, and prevents forgetting to insert the IC card to prevent passage trouble at the exit toll gate. ETC that can be prevented
The purpose is to provide an on-vehicle device.

[0005]

In order to achieve the above object, the ETC vehicle-mounted device of the present invention is equipped with a radio unit for performing radio communication with a roadside device and a storage medium for storing data necessary for automatic toll collection. A storage medium insertion portion for wearing, a storage portion for storing entrance passage information obtained from a result of wireless communication with an entrance side roadside device among the roadside devices, and the entrance when the vehicle engine key is turned off It is provided with a control unit for checking whether passage information is stored, and when the entrance passage information is stored, the control unit warns that the storage medium has been forgotten to be removed and inserted. When the engine key of the vehicle is turned off for parking in a service area or the like, it is checked whether or not the entrance passage information is stored. If the entrance passage information is stored, insert an IC card into the entrance. Fee Station Since it is said that you have passed the IC card, you will be warned that you will not forget to remove the IC card, and the IC card must be inserted when you pass through the exit toll gate, so please insert the IC card when you board again. By giving a warning not to forget, it is possible to prevent the IC card from being stolen and passing trouble at the exit toll gate.

The ETC vehicle-mounted device of the present invention further comprises a radio unit for performing radio communication with a roadside device, a storage medium inserting unit for inserting a storage medium for storing data required for automatic fee collection, and A storage unit that stores entrance passage information obtained from a result of wireless communication with an entrance-side roadside machine among the roadside machines, and whether the entrance passage information is stored when the engine key of the vehicle is turned off and then turned on again. If the entrance passage information is stored, the control unit warns that the storage medium has not been inserted, and is used to park the vehicle in a service area such as a toll road. When the engine key is turned off, the work is done, and the engine key is turned on again for starting, it is checked whether the entry passage information is stored.If the entry passage information is stored, the exit Since always IC card when passing through the gold plant must be inserted, by a warning to that effect to the user, it is possible to prevent the passing trouble at the exit toll gate.

The ETC vehicle-mounted device of the present invention further comprises a radio unit for performing radio communication with a roadside device, a storage medium insertion unit for inserting a storage medium for storing data required for automatic charge collection, and A storage unit that stores the entrance passage information obtained from the result of wireless communication with the entrance-side roadside device, and the entrance passage when the engine key of the vehicle is turned off, and turned on again. It is provided with a control unit that checks whether or not information is stored and, if the entrance passage information is stored, warns whether the storage medium has been forgotten to be inserted or forgotten to be inserted. When you turn off the engine key of the vehicle to park in an area, check whether the entrance passage information is stored,
If the entrance passage information is stored, it means that you have inserted the IC card and passed through the entrance toll gate, so you will be warned not to remove the IC card and insert the IC card when you board again. By giving a warning not to forget, it is possible to prevent the IC card from being stolen and passing trouble at the exit toll gate. Furthermore, when the engine key is turned on again to start the vehicle after doing the work, it is checked again whether the entrance passage information is stored. If the entrance passage information is stored, the exit toll gate is passed. At this time, the IC card must be inserted, so by warning the user of that fact, it is possible to prevent passage trouble at the exit toll gate.

The ETC vehicle-mounted device of the present invention further comprises a power supply control unit for supplying an accessory power supply and a + B power supply for the vehicle, and switches from the accessory power supply to the + B power supply when the engine key of the vehicle is turned off. The control unit disconnects the + B power source after performing a warning process. Even if the engine key of the vehicle is turned off, the vehicle-mounted device is operated by the + B power source. The control becomes possible, and then the power supply of the vehicle-mounted device is turned off, so that the consumption of the vehicle battery can be saved.

Further, the ETC vehicle-mounted device of the present invention comprises a power supply control unit to which the accessory power supply of the vehicle and the + B power supply are supplied, and switches from the accessory power supply to the + B power supply and sleeps when the engine key of the vehicle is turned off. It is characterized by shifting to the mode, even if you turn off the engine key of the vehicle to park in the service area of the toll road etc., when you finish the task and start again ET
C The in-vehicle device can be operated immediately.

The ETC vehicle-mounted device of the present invention further comprises a power supply control unit to which the accessory power supply of the vehicle and the + B power supply are supplied. When the engine key of the vehicle is turned off, the accessory power supply is switched to the + B power supply to sleep. It is characterized in that the + B power supply is turned off when the mode of the vehicle is switched to the mode and the engine key of the vehicle is not turned off and then turned on again. The engine key of the vehicle is parked for parking in a service area of a toll road. Even if you turn off the power, you can immediately operate the ETC on-board unit when you finish your work and start again, and if it does not return within the predetermined time, you can drain the battery of the vehicle by turning off the + B power supply. You can save.

The ETC vehicle-mounted device of the present invention is characterized in that the warning is given at least by voice or display, and a warning sound or message is output from a speaker, or a character display or a warning indicator is displayed on the display. By turning on, the user can be made aware of forgetting to remove the IC card or forgetting to insert it.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing a configuration of an ETC vehicle-mounted device according to the embodiment of the present invention.
In FIG. 1, an antenna 11 transmits and receives radio waves to and from a toll collection roadside device installed at a tollgate on a toll road, and a wireless unit 12 exchanges data with the roadside device through the antenna 11. To do. An IC card, a memory card, an S
A recording medium such as a D card is inserted, and the control unit 14
Read / write control of the card. When the vehicle enters the entrance toll gate, the ID number and the vehicle number information stored in the IC card are sent to the roadside machine through the wireless unit 12 and the antenna 11 according to the request data from the roadside machine. Communication with the roadside device is notified to the user through the HMI (Human Machine Interface) unit 16 through the speaker 17 and the display 18, and the IC card insertion unit 1
It is also recorded on the IC card inserted in 3. In addition, the control unit 14 sets the entrance passage information in the storage unit 15 when the entrance toll gate is correctly passed. An operation signal or the like is input from the operation unit 19. The power supply controller 20 receives the accessory power supply and the + B power supply of the vehicle and controls the power of the entire vehicle-mounted device. When the engine key of the vehicle is turned from the accessory position to the off position, the power supply control unit 20 outputs the power from the accessory power supply. When the engine key is not turned from the off position to the accessory position within a predetermined time after being switched to the + B power supply and a predetermined time after entering the sleep mode, the + B power supply is disconnected.

Next, the operation of this embodiment will be described. FIG. 2 shows a normal ETC process in the present embodiment, in which the control unit 14 performs predetermined communication with a toll collection roadside device installed at the entrance toll gate, and passes through the entrance toll gate at step S21. If it has passed the entrance toll gate, the entrance passage information is set in the storage unit 15 in step S22. After passing through the entrance toll gate, continue to drive and enter the exit toll gate in step S23,
Perform predetermined communication with the roadside device for toll collection at the exit toll gate,
I inserted in the IC card insertion portion 13 in step S24
A predetermined charging process is performed on the C card, and step S25
Then, the entrance passage information set in the storage unit 15 is cleared. This is a toll collection process on toll roads that collect tolls according to normal distances. There are the following three processes when the vehicle is parked in the service area on the way without passing through the exit toll gate in step S23, which will be described as the first to third embodiments.

(Embodiment 1) FIG. 3 shows a first process when the vehicle is parked in a service area or the like on the toll road and the power is turned off. In FIG. 3, when the vehicle does not pass through the exit toll gate, the entrance passage information has not been cleared and remains set. In this state, when the vehicle is parked in a service area or the like and the vehicle engine key is turned off in step S31, the control unit 14 stores the entrance passage information in the storage unit 15 by the + B power supply from the power supply control unit 20 in step S32. If the entrance passage information is stored, a warning is output in step S33 so that the user does not forget to remove the IC card, and the IC card is inserted before starting. Give a voice alert to make sure you don't forget your clothes. Also, the warning is I
The C card insertion part 13 may be illuminated in the shape of an arrow, or a buzzer sound or the like may be generated. After the warning output is completed, step S
At +34, the + B power supply of the vehicle-mounted device is cut off. If the entrance passage information is not stored in step S32, step S3
At +4, turn off the + B power supply of the vehicle-mounted device.

As described above, according to the first embodiment, when the engine key of the vehicle is turned off for parking in the service area of the toll road, it is checked whether or not the entrance passage information is stored, and the entrance passage information is stored. If the information is stored, it means that you have inserted the IC card and passed the entrance toll gate, so you will be warned not to remove the IC card and forget to insert the IC card when you board again. By warning not to do so, it is possible to facilitate the theft of the IC card and passage at the exit toll gate.

(Second Embodiment) FIG. 4 shows a second process when the vehicle is parked in a service area on the toll road and the power is turned off. In FIG. 4, when the user parks in a service area or the like and turns off the vehicle engine key in step S41, the power supply control unit 20 shifts from the + B power supply to the sleep mode in step S42. After that, if the engine switch is turned on in step S43,
In step S44, it is checked whether or not the entrance passage information is recorded in the storage unit 15. If the entrance passage information is stored, a warning is output in step S45 and the IC card is inserted into the user. Give a voice warning to make sure you do not forget.
In addition, as the warning, the IC card insertion portion 13 of the ETC vehicle-mounted device may be illuminated in an arrow shape or a buzzer sound or the like may be generated. After the warning output is completed, the process returns to step S21 in FIG. If the engine key is not turned on within the predetermined time in step S43, the + B power supply of the vehicle-mounted device is turned off in step S46.

As described above, according to the second embodiment, the engine key of the vehicle is turned off in order to park in the service area of the toll road, etc., and the engine key is turned on again for starting after the work is completed. At the time, it is checked whether or not the entrance passage information is stored. If the entrance passage information is stored, the IC card must be inserted when passing through the exit toll gate. By warning the user to that effect, passage through the exit toll gate can be facilitated.

(Embodiment 3) FIG. 5 shows a third processing when the vehicle is parked in a service area on the toll road and the power is turned off. In FIG. 5, when the user parks in a service area or the like and turns off the vehicle engine key in step S51, the control unit 14 outputs the entrance passage information to the storage unit 15 by the + B power supply from the power supply control unit 20 in step S52. It is checked whether or not it is stored, and if the entrance passage information is stored, a warning is output in step S53 so that the user does not forget to remove the IC card, and before starting the vehicle. A voice warning will be issued to remind you to insert the IC card. Alternatively, the IC card insertion portion 13 of the ETC vehicle-mounted device may be illuminated in the shape of an arrow, or a buzzer sound or the like may be generated. After the warning output is completed, the power supply control unit 20 shifts from the + B power supply to the sleep mode in step S54. After that, when the engine switch is turned on in step S55, it is checked in step S56 whether or not the entrance passage information is recorded in the storage unit 15, and if the entrance passage information is stored, step S57. The warning is output with a voice warning to the user not to forget to insert the IC card. Alternatively, the IC card insertion portion 13 of the ETC vehicle-mounted device may be illuminated in an arrow shape or a buzzer sound or the like may be generated. After the warning output is completed, the process returns to step S21 in FIG. If the entrance passage information is not stored in step S52, and if the engine key is not turned on in step S55, the + B power supply of the vehicle-mounted device is cut off in step S58.

As described above, according to the third embodiment, when the engine key of the vehicle is turned off for parking in the service area of the toll road, it is checked whether or not the entrance passage information is stored, and the entrance passage information is stored. If the information is stored, it means that you have inserted the IC card and passed the entrance toll gate, so you will be warned not to remove the IC card and forget to insert the IC card when you board again. By not giving a warning, it is possible to prevent the IC card from being stolen and passing trouble at the exit toll gate. Furthermore, when the engine key is turned on for starting again after finishing the errand, it is checked again whether the entrance passage information is stored, and if the entrance passage information is stored,
Since the IC card must be inserted when passing through the exit toll gate, warning the user of that fact can prevent passage trouble at the exit toll gate.

[0020]

As described above, the ETC vehicle-mounted device of the present invention is a storage medium for inserting a radio unit for performing radio communication with a roadside device and a storage medium for storing data necessary for automatic toll collection. An insertion section, a storage section for storing entrance passage information obtained as a result of wireless communication with an entrance-side roadside machine among the roadside machines, and when the engine key of the vehicle is turned off and / or turned off and then turned on again. At the time of entry, it is checked whether or not the entrance passage information is stored, and if the entrance passage information is stored, a control unit that warns that the storage medium such as the IC card is forgotten to be removed and / or forgotten to be inserted. It is equipped with a warning I
It is possible to prevent the C card from being stolen and to prevent passage trouble at the exit toll gate by warning that the IC card has not been inserted.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of an ETC vehicle-mounted device according to an embodiment of the present invention.

FIG. 2 is a flowchart showing a normal process of the ETC vehicle-mounted device according to the embodiment of the present invention.

FIG. 3 is a flow chart showing processing when the engine key is turned off for parking in the middle of a toll road in the first embodiment of the present invention.

FIG. 4 is a flowchart showing a process when the engine key is turned off for parking in the middle of a toll road in the second embodiment of the present invention.

FIG. 5 is a flow chart showing processing when the engine key is turned off for parking in the middle of a toll road in the third embodiment of the present invention.

[Explanation of symbols]

11 antenna 12 radio section 13 IC card insertion part 14 Control unit 15 memory 16 HMI department 17 speakers 18 Display 19 Operation part 20 Power control unit

Claims (7)

[Claims] 1. A wireless unit for performing wireless communication with a roadside device, a storage medium insertion unit for inserting a storage medium for storing data required for automatic toll collection, and an entrance-side roadside unit of the roadside units. When the engine key of the vehicle is turned off and the storage unit that stores the entrance passage information obtained from the result of wireless communication with
An automatic toll collection vehicle-mounted device provided with a control unit for checking whether or not the entrance passage information is stored and, if the entrance passage information is stored, for warning whether the storage medium has been forgotten to be removed or inserted. . 2. A wireless unit for performing wireless communication with a roadside device, a storage medium inserting unit for inserting a storage medium storing data required for automatic toll collection, and an entrance-side roadside unit of the roadside units. A storage unit that stores the entrance passage information obtained from the result of wireless communication with the vehicle, and when the engine key of the vehicle is turned off and then turned on again, it is checked whether the entrance passage information is stored, and the entrance passage information is stored. Is stored, an automatic toll collection vehicle-mounted device comprising: a controller that warns that the storage medium has been forgotten to be inserted. 3. A wireless unit for wirelessly communicating with a roadside device, a storage medium inserting unit for inserting a storage medium storing data necessary for automatic toll collection, and an entrance-side roadside unit of the roadside units. A storage unit for storing the entrance passage information obtained from the result of wireless communication with the vehicle, and whether or not the entrance passage information is stored when the engine key of the vehicle is turned off and when the engine key is turned off and then turned on again. An automatic toll collection vehicle-mounted device provided with a control unit for checking that the storage medium has been forgotten and forgotten to be inserted when the entrance passage information is stored. 4. A power supply control unit supplied with an accessory power supply and a + B power supply for a vehicle, wherein when the engine key of the vehicle is turned off, the accessory power supply is switched to the + B power supply, and the control unit performs a warning process. After said + B
The automatic fee collection vehicle-mounted device according to claim 1, wherein the power supply is turned off. 5. A power supply control unit supplied with an accessory power supply and a + B power supply for a vehicle, wherein when the engine key of the vehicle is turned off, the accessory power supply is switched to the + B power supply to shift to a sleep mode. The automatic fee collection vehicle-mounted device according to claim 2. 6. A power supply control unit supplied with an accessory power supply and a + B power supply for the vehicle, and switches from the accessory power supply to the + B power supply to shift to a sleep mode when the engine key of the vehicle is turned off. 4. The automatic toll collection vehicle-mounted device according to claim 3, wherein the + B power supply is cut off when the engine key is turned off and then not turned on again. 7. The automatic fee collection vehicle-mounted device according to any one of claims 1 to 6, wherein the warning is issued at least by voice or display.