JP2002049945A - On-vehicle device for etc - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an on-vehicle device for ETC(electronic toll collection) capable of eliminating troublesomeness that an announcing means operates as a result even in the case of not using a toll road. SOLUTION: An ETC on-vehicle device mounting vehicle 11 mounts a navigation system 81 and an ETC on-vehicle device 21. The device 21 is provided with a card mounting part 64, an HMI part 23, an IC card detection sensor 121 and a buzzer 122. An IC card 41 is mounted to the part 64. The part 23 is provided with an ETC information display part 24 for displaying various kinds of information and an operation part 25. The sensor 121 detects mounting of the card 141. The buzzer 122 announces forgetting of inserting the card 41 when a route including the toll road is set.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ETC (Electronic Toll) for automatically collecting toll road usage charges.
l Collection) ETC corresponding to the system
It relates to a vehicle-mounted device.

[0002]

2. Description of the Related Art Conventionally, there has been known an ETC system for avoiding the occurrence of traffic congestion at a tollgate on a toll road. In this ETC system, a roadside antenna installed near a tollgate and an ET mounted on a vehicle
Mutual communication is performed with the vehicle-mounted device for C. As a result, toll road usage fees are automatically collected.

[0003] The ETC on-board unit is mounted in a vehicle room equipped with a navigation device. ETC in-vehicle devices include a card mounting section and an HMI (Human Machine).
e Interface) section and an antenna section. An IC card is mounted on the card mounting section. The IC card stores an expiration date, a real-time use history, and the like.

[0004] The HMI unit includes a display unit and an operation unit. The display unit displays various information. The operation unit displays expiration date information and usage history of the IC card on a display unit.

[0005] When the engine is started, if the IC card is not mounted on the card mounting portion, the user is notified that the IC card is not mounted on the card mounting portion.

[0006]

However, if the user forgets to insert the IC card, the user is notified every time the user starts the engine. That is, the notifying means operates even when the user does not use the toll road. As a result, there is a problem that the user feels troublesome to operate the notification means.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has as its object to solve the inconvenience caused by the operation of the notification means even when the toll road is not used. To provide equipment.

[0008]

According to an aspect of the present invention, there is provided an HMI including a card mounting portion on which an IC card is mounted, a display portion for displaying various information, and an operation portion. An IC card detecting means for detecting whether or not the IC card is mounted on the card mounting section, in an ETC on-board device mounted on a vehicle having a navigation device, comprising: Notification means for notifying the user that the IC card is not mounted, wherein the notification means is provided when a route including a toll road is set or recognized by the navigation device. The gist of the invention is to notify the user of forgetting to insert the IC card at a predetermined time thereafter.

[0009] According to a second aspect of the present invention, in the first aspect of the invention, the notifying unit is configured to execute the operation of the IC card immediately after setting the route including the toll road or when the vehicle is stopped. The gist is to announce that you have forgotten to leave.

Hereinafter, the "action" of the present invention will be described. According to the first aspect of the present invention, only when the toll road is included in the route set or recognized in the navigation device, the user is notified of the forgetting to insert the IC card by the notification means. That is, if you forget to insert your IC card,
It is notified only when the user uses the toll road. Therefore, it is possible to solve the trouble caused by the operation of the notification means even when the toll road is not used.

According to the second aspect of the present invention, the forgetting to insert the IC card is notified by the notification means immediately after setting the route including the toll road or when the vehicle is stopped. Therefore, the user can mount the IC card when the vehicle stops. Therefore, IC
The card can be securely mounted.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an ETC embodying the present invention will be described.
One embodiment of the vehicle-mounted device will be described with reference to FIGS.

As shown in FIG. 1, a tollgate 51 on a toll road provided with an ETC system is divided into an entrance lane 51a and an exit lane 51b by a median strip 52. The entrance lane 51a is separated from the general lane 54a by a separation zone 52a.
And an ETC lane 53a. The exit lane 51b is separated from the general lane 54b by the separation zone 52b.
It is divided into a TC lane 53b. The general vehicle 12
The vehicle passes through the general lanes 54a and 54b.
An ETC lane 53a is arranged next to the general lane 54a, and an ETC lane 53b is arranged next to the general lane 54b. The ETC lanes 53a and 53b are arranged on the entrance lane 51a and the exit lane 51b on the side of the median strip 52. The vehicle 11 equipped with an on-board ETC device as a vehicle using the ETC system passes through the ETC lanes 53a and 53b.

At the entrance lane 51a, a display 56 for guiding the vehicle 11 equipped with the on-board ETC device to the ETC lane 53a and guiding the general vehicle 12 to the general lane 54a is provided. An automatic toll ticketing machine 57 for the general vehicle 12 is installed in the general lane 54a. A roadside antenna 55 is installed in the ETC lane 53a. The roadside antenna 55 communicates with the vehicle 11 equipped with the vehicle-mounted ETC device, and thereby the vehicle
1 is recognized.

A main line antenna (not shown) is installed about 1 km before entering the exit lane 51b. This main line antenna is provided for the vehicle 11 equipped with the onboard device for ETC.
The toll booth 51 is informed that the ETC system is provided. A toll payment point 93 for the general vehicle 12 is installed in the general lane 54b. Also, ET
A roadside antenna 90 and a charge display section 91 are provided in the C lane 53b.
And a breaker 92 are installed in order. Roadside antenna 9
0 communicates with the vehicle 11 equipped with the vehicle-mounted ETC device, thereby recognizing the vehicle 11 equipped with the vehicle-mounted ETC device. The fare display section 91 includes a roadside antenna 90
After recognizing the vehicle 11 equipped with the on-board device for ETC, the usage fee of the toll road is displayed. The circuit breaker 92 is provided with a bar 92a that can be opened and closed. Bar 92a
After the toll road is displayed on the toll display section 91, the vehicle is opened and closed according to the speed of the vehicle 11 equipped with the on-board ETC device. In the present embodiment, the ETC
When the vehicle 11 equipped with the vehicle-mounted device for ETC is traveling at a speed of 60 km / h or less, the bar 92 a
It opens and closes according to the speed of the car.

As shown in FIG. 2, a vehicle 11 equipped with an on-board ETC device includes a navigation device 81 and an on-board ETC device 2.
1 is provided. Communication between the navigation device 81 and the vehicle-mounted ETC device 21 is performed by wired communication. RS232-C, I
A communication system such as EEE-1394 or CAN is used. Navigation device 81 and ETC on-board unit 21
Are electrically connected by a cable 101.

As shown in FIG. 4, the navigation device 8
1 is GPS (Global Positioning)
(System) unit 5 and a main body 7. A cable 8 is provided between the GPS unit 5 and the main body 7.
Are electrically connected by

The GPS unit 5 includes a GPS receiving antenna 1a, a GPS radio wave receiving unit 1, and a demodulating unit 9. The GPS receiving antenna 1 a receives a radio wave transmitted from an artificial satellite and transmits the received signal to the GPS radio wave receiving unit 1. GPS radio receiver 1
Transmits a reception signal from the GPS reception antenna 1a to the demodulation unit 9. The demodulation unit 9 demodulates a reception signal from the GPS reception antenna 1 a into a transmission signal, and sends the transmission signal to the main unit 7 via the cable 8.

The main unit 7 includes a display unit 6, an operation unit 10
And a GPS signal processing unit 82. The GPS signal processing unit 82 receives the transmission signal demodulated by the demodulation unit 9 via the cable 8. The GPS signal processing unit 82 transmits the position information obtained by processing the transmission signal to the ET via the cable 101.
The information is sent to the vehicle-mounted device 21 for C. At the same time, the GPS signal processing unit 82 transmits the position information to the display unit 6. When the user operates the operation unit 10 based on the information displayed on the display unit 6, the input data is sent to the GPS signal processing unit 82.

As shown in FIG. 2, the ETC on-board device 2
1 is mounted on a dashboard 71 in the vehicle compartment of the vehicle 11 equipped with the on-board device for ETC. The ETC on-board unit 21 includes a card mounting unit 64 and an HMI unit (Human).
Machine Interface) section 23. The IC card 41 is mounted on the card mounting section 64. The IC card 41 is mounted on the card mounting portion 64 with a part thereof exposed to the outside. The IC card 41 is owned by an individual or a corporation. The IC card 41 stores information such as a bank account, a charge, an expiration date, and a real-time use history. Road managers such as the Highway Public Corporation deduct tolls from bank accounts based on this information. The mutual communication between the on-board ETC device 21 and the roadside antenna 90 checks whether the usage fee can be paid or not.

As shown in FIG. 3, the HMI unit 23
It is provided on the front of the vehicle-mounted TC device 21. HMI part 2
Reference numeral 3 includes an ETC information display unit 24 and an operation unit 25 as display units. The ETC information display section 24 is configured to display various types of information including usage fee data and the like.

The operation unit 25 includes an expiration date display button 2
8 and a use history display button 29. The expiration date display button 28 displays the expiration date information of the IC card 41 as E.
The information is displayed on the TC information display section 24. The use history display button 29 causes the use history information of the IC card 41 to be displayed on the ETC information display section 24.

As shown in FIGS. 2 and 3, an ETC antenna 30 is mounted on the upper surface of the vehicle-mounted ETC device 21. The ETC antenna 30 includes the roadside antenna 55,
90 and a place where radio waves from the main antenna can be easily received. That is, the ETC antenna 30 is arranged near the front window 34.
The ETC antenna 30 transmits and receives radio waves to and from the roadside antennas 55 and 90 and the main antenna. In the present embodiment, the frequency of this radio wave is 5.8 G
Hz.

As shown in FIG.
Has a card slot 111, a SAM unit 112, an ETC processing unit 113, a control unit 114 as control means, a modulation / demodulation unit 115, and a transmission / reception unit 116. The card slot 111 exchanges information of the IC card 41 with the IC card 41 mounted on the card mounting section 64. When the IC card 41 is mounted on the card mounting section 64, the terminal section of the card slot 111 comes into contact with the terminal section of the IC card 41. The card slot 111 writes the received data decrypted by the SAM unit 112 into the IC card 41. Also, the card slot 111
Reads the personal data stored in the IC card 41 and sends the personal data to the SAM unit 112. The SAM unit 112 decrypts the encrypted received data and sends the decrypted data to the card slot 111. The SAM unit 112 encrypts the personal data sent from the card slot 111 and sends it to the ETC processing unit 113. ETC processing unit 113
Converts the transmission signal from the control unit 114 into reception data and sends the data to the SAM unit 112. Also, E
The TC processing unit 113 sends the encrypted personal data to the control unit 114.

The modulation / demodulation section 115 demodulates a radio signal from the transmission / reception section 116 into a transmission signal and sends the signal to the control section 114. The modulation / demodulation unit 115 modulates personal data into a radio signal and sends the signal to the transmission / reception unit 116. The transmission / reception unit 116 receives a radio signal from the ETC antenna 30 and sends the signal to the modulation / demodulation unit 115. The transmission / reception unit 116 sends the radio signal modulated by the modulation / demodulation unit 115 to the ETC antenna 30.

The control section 114 sends a transmission signal from the modulation / demodulation section 115 to the ETC processing section 113.
Further, the control unit 114 sends personal data to the modem unit 115.

Further, the ETC processing unit 113
The personal data is sent to the information display section 24.
When the user operates the operation unit 25 based on the information displayed on the ETC information display unit 24,
The input data is sent to the ETC processing unit 113.

The control unit 114 includes a navigation information processing unit 123, an IC card detection sensor 121 as IC card detection means, and a buzzer 12 as notification means.
2 are connected via the ETC processing unit 113. The navigation information processing section 123 is configured to constantly receive the position information from the GPS signal processing section 82 via the cable 101. The navigation information processing section 123 detects whether a route set in the navigation device 81 includes a toll road. If it is determined that the set route includes a toll road, the navigation information processing unit 123
Information that a toll road is included in the set route is sent from the GPS signal processing unit 82 to the ETC processing unit 113.

The IC card detection sensor 121 detects whether or not the IC card 41 is mounted on the card mounting section 64 based on a command from the ETC processing section 113. Therefore, the IC card detection sensor 121
Is designed to detect the presence or absence of the IC card 41 based on a change in the amount of light hitting the light receiving section. In the present embodiment, as the IC card detection sensor 121, an optical sensor including a light emitting unit and a light receiving unit is used. Further, the IC card detection sensor 121 transmits information on whether or not the IC card 41 is mounted on the card mounting unit 64 to the ETC processing unit 113.

The buzzer 122 has an IC mounted on the card mounting section 64.
The user is notified that the card 41 is not mounted. Specifically, the buzzer 122 operates immediately after a route including a toll road is set by the navigation device 81. Thus, the buzzer 122 notifies the user that he or she has forgotten to insert the IC card 41.

Next, the operation of the vehicle-mounted ETC device 21 will be described. As shown in FIG. 4, when the user sets a route using the navigation device 81 before starting the vehicle 11 equipped with the on-board ETC device, the navigation information processing unit 123 includes the toll road in the set route. Is detected. If it is determined that the set route includes a toll road, the navigation information processing unit 123 sends information indicating that the set route includes a toll road from the GPS signal processing unit 82 to the ETC.
The information is transmitted to the processing unit 113. Then, the ETC processing unit 113
Causes the IC card detection sensor 121 to detect whether or not the IC card 41 is mounted on the card mounting section 64.
When the IC card detection sensor 121 detects that the IC card 41 is not mounted on the card mounting unit 64, the control unit 114 activates the buzzer 122 and
The user is notified of forgetting to leave 1. If the user forgets to insert the IC card 41, the navigation device 81 notifies the user immediately after setting a route including a toll road. Here, “immediately after setting the route” means several seconds to several tens of seconds from when the route is set to when the vehicle 11 with the on-board ETC device starts to move. Then, when the IC card 41 is mounted on the card mounting unit 64, the buzzer 122 ends the notification because the ETC processing unit 113 ends the operation of the buzzer 122 based on the detection result of the IC card detection sensor 121.

According to this embodiment, the following effects can be obtained. (1) Only when the toll road is included in the route set in the navigation device 81, the user is notified by the buzzer 122 that the IC card 41 has been forgotten. That is,
The forgetting to insert the IC card 41 is notified only when the user uses the toll road. Therefore, the trouble caused by the operation of the buzzer 122 even when the toll road is not used can be eliminated.

(2) If the user forgets to insert the IC card 41, the buzzer 122 notifies the user immediately after setting a route including a toll road. Therefore, the user can mount the IC card 41 when the vehicle 11 equipped with the on-board ETC device is stopped. Therefore, the user looks at the card mounting unit 64 while
Since the C card 41 can be mounted, the I
The C card 41 can be securely mounted. Also, E
Before the vehicle 11 with the on-board device for TC enters the toll booth 51,
The user has enough time to insert the IC card 4
1 can be mounted. Therefore, the vehicle can pass through the toll booth 51 smoothly.

The present embodiment may be modified as follows. When the ETC on-vehicle device-equipped vehicle 11 suddenly takes a route to enter the toll road in a state where the route setting is not performed, the user may be notified that the IC card 41 has been forgotten to be inserted. In addition, when a route including only a general road is set and the vehicle 11 equipped with the on-board ETC device suddenly enters a toll road, the user is notified that the IC card 41 has been forgotten to be inserted. You may. With this configuration, when the navigation device 81 recognizes that the vehicle 11 equipped with the on-board device for ETC has suddenly taken a route to enter a toll road, the user is immediately notified by the buzzer 122 that he or she has forgotten to insert the IC card 41. You. Therefore,
Even if the user does not set a route including a toll road in advance, the user can be notified of forgetting to insert the IC card 41 before entering the toll road.

In the above embodiment, the IC card detection sensor 121 detects the presence or absence of the IC card 41 based on a change in the amount of light hitting the light receiving section. However, by conducting between the IC card detection sensor 121 and the IC card 41, the IC card
Whether or not the card 41 is mounted may be detected. The card slot 111 and the IC card 4
By detecting whether or not information is exchanged between the IC card 41 and the IC card 41, the IC card 41 may be detected.

In the above embodiment, the user is notified by the buzzer 122 that he or she has forgotten to insert the IC card 41. However, the user may be notified of the forgetting to insert the IC card 41 by displaying it on the display unit 6 or the ETC information display unit 24, that is, notifying the user visually but not visually.

In the above embodiment, immediately after the navigation device 81 sets the route including the toll road, the user is notified by the buzzer 122 that he or she has forgotten to insert the IC card 41. Instead, at least one of the following conditions is required: when the vehicle stops at an intersection due to a red light, when passing a predetermined point before entering the tollgate 51, or when passing through an intersection several points before entering the tollgate 51, or the like. May be notified to the user, or may be added as a condition for notifying the user. With this configuration, even if the user forgets to insert the IC card 41 once, the user is again notified that the IC card 41 has been inserted. Therefore, forgetting to insert the IC card 41 can be prevented more reliably.

In the above embodiment, whether or not to use a toll road is determined by setting a route by the navigation device 81. However, whether to use a toll road may be determined by determining whether or not the ETC antenna 30 has received a radio wave from the roadside antenna 55.

In the above embodiment, immediately after a route including a toll road is set by the navigation device 81, the user is notified that the IC card 41 has been forgotten to be inserted. Instead, when the vehicle 11 equipped with the on-board ETC device is stopped, the user may be notified of forgetting to insert the IC card 41.

The operation unit 25 is provided with a button for inputting a personal identification number specific to the user. When the input personal identification number matches the personal identification number preset in the ETC on-board unit 21, the ETC The vehicle-mounted device 21 may be used. With this configuration, unauthorized use of the IC card 41 can be prevented.

Next, in addition to the technical idea described in the claims, the technical idea grasped by the above-described embodiment will be described below. (1) In claim 1 or 2, the notification means is provided at the intersection when passing a predetermined place before entering the toll road, when passing an intersection several places before entering the toll road, or at the intersection because of a red light. An on-board ETC device for notifying the user of forgetting to insert the IC card on condition that at least one of the vehicles stops. Therefore, according to the invention described in the technical idea (1), it is possible to more reliably notify the user of forgetting to insert the IC card.

(2) H provided with a card mounting portion for mounting an IC card, a display portion for displaying various information, and an operation portion.
An ETC on-board unit mounted on a vehicle equipped with a navigation device, the notification device comprising: an IC unit for recognizing that the navigation device has taken a route to a toll road; An on-board device for ETC, which notifies the user of forgetting to leave. Therefore, according to the technical idea (2), even if the user does not set a route including a toll road in advance, it is possible to notify the user of forgetting to insert the IC card.

(3) H provided with a card mounting section on which an IC card is mounted, a display section for displaying various information, and an operation section.
In a navigation device having an ETC function including an MI unit, an IC card detection unit for detecting whether or not the IC card is mounted on the card mounting unit, and the IC card not being mounted on the card mounting unit. Notification means for notifying the user that the IC card has been forgotten to be inserted at a predetermined time after the route setting or recognition when a route including a toll road is set or recognized. A navigation device with an ETC function.

[0044]

As described above in detail, according to the first aspect of the present invention, it is possible to solve the trouble caused by the operation of the notification means even when the toll road is not used.

According to the second aspect of the present invention, the IC card can be securely mounted on the card mounting portion.

[Brief description of the drawings]

FIG. 1 is an overall perspective view showing a tollgate provided with an ETC system according to an embodiment.

FIG. 2 is a layout diagram of an on-board device for ETC and a navigation device.

FIG. 3 is an overall perspective view showing a relationship between an on-board device for ETC and a navigation device.

FIG. 4 is a block diagram of a vehicle-mounted device for ETC and a navigation device.

[Explanation of symbols]

11: ETC vehicle-mounted vehicle, 21 ... E
TC on-board unit, 23 HMI unit, 24 ETC information display unit as display unit, 25 operation unit, 41 IC card,
64: Card mounting part, 81: Navigation device, 12
1 ... IC card detection sensor as IC card detection means, 122 ... Buzzer as notification means.

Continued on the front page (51) Int.Cl. ⁷ Identification code FI Theme coat II (reference) // G06F 17/60 112 G06F 17/60 112G F term (reference) 2F029 AA02 AB07 AC02 AC08 AC14 AC18 3D020 BA06 BA09 BB01 BC03 BE03 3E027 EA01 EB02 EC05 EC06 EC08 5B049 BB31 BB46 CC02 CC36 DD04 EE22 EE23 EE28 FF04 FF06 FF08 GG03 GG04 GG07 GG10 5H180 BB04 BB12 CC01 EE10 FF05 FF25 FF27

Claims (2)

[Claims] 1. A card mounting portion on which an IC card is mounted,
An ETC in-vehicle device equipped with a display unit for displaying various information and an HMI unit having an operation unit and mounted on a vehicle equipped with a navigation device, whether or not the IC card is mounted on the card mounting unit. IC card detecting means for detecting the presence of the IC card, and a notifying means for notifying the user that the IC card is not mounted on the card mounting portion, wherein the notifying means is configured such that a route including a toll road is routed by the navigation device. An on-board ETC device for notifying that the IC card has been forgotten to be inserted at a predetermined time after route setting or recognition when the setting or recognition is performed. 2. The system according to claim 1, wherein the notifying unit notifies the user of forgetting to insert the IC card immediately after setting the route including the toll road or when the vehicle is stopped. Onboard equipment for ETC.