WO2006077637A1

WO2006077637A1 - Vehicle travel information providing system, vehicle device, travel information update method, and update program

Info

Publication number: WO2006077637A1
Application number: PCT/JP2005/000650
Authority: WO
Inventors: Yoshifumi Goto
Original assignee: Fujitsu Limited
Priority date: 2005-01-20
Filing date: 2005-01-20
Publication date: 2006-07-27

Abstract

There is provided a vehicle travel information providing system at a stop of a vehicle such as a bus. The system is configured by a radio tag attached to the stop, an on-vehicle device having a reader/writer performing read/write of the radio tag data, and a mobile terminal of a user having a built-in tag reader. When a vehicle approaches the stop, the radio tag data is read. When the vehicle leaves the stop, the start time in the radio tag is updated by the current time data. The updated latest vehicle passing time information is acquired by the user via the mobile terminal.

Description

Specification

Vehicle operation information providing system, in-vehicle device, operation information update method, and update program

Technical field

[0001] The present invention relates to a technology for providing operation information to a user in real time using a RFID (Radio Frequency Identification) tag at a stop of a public vehicle such as a bus.

Background art

[0002] In general, buses and other vehicles do not go as scheduled due to the congestion of the road, and there are cases where the schedule is disturbed. In a crowded situation, the diamonds attached to the bus stops along the route are only a guide, and the user has no way of knowing the passing information of the vehicle. They have a great deal of inconvenience, such as waiting for a long time or being able to judge other people's ability to use other means of transportation.

[0003] In order to solve these problems, several systems have been proposed that include a display at a stop and display the current operation status to the user (Patent Documents 1, 2, etc.).

[0004] In the "bus timetable system" of Japanese Patent No. 3393163, there is proposed a stop system that predicts and displays the departure time of a bus from the actual operation status.

[0005] In addition, in the “bus operation display system” disclosed in Japanese Patent Laid-Open No. 2002-109688, bus times are stored in a plurality of bus stops, and are transmitted to and received from the bus to detect arrival Z passage. A technology has been proposed to display the operation status at the current time on the display of the bus stop.

[0006] However, the above-described conventional technology, which includes a display device that includes a transmission / reception device that communicates information with a bus at a bus stop and a display that displays data on the operation status obtained thereby, provides convenience to the user. However, if the cost for system construction and the cost of operation and maintenance increase, there are problems.

Patent Document 1: Japanese Patent No. 3393163

Patent Document 2: JP-A-2002-109688 Disclosure of the invention

[0007]

In order to solve the above problems, a radio tag (RFID tag) is prepared at each stop where vehicles such as buses travel, and time information when passing by an in-vehicle device mounted on a vehicle such as buses is transmitted and written. The purpose is to provide a simple and inexpensive system that allows users to grasp the updated operation status of the updated RFID tag information using a mobile terminal.

[0008] A first invention includes a wireless tag attached to a stop of a vehicle and storing operation information and a reader / writer of the wireless tag, and reads or writes the operation information written in the wireless tag. The present invention relates to a vehicle operation information providing system comprising: an in-vehicle device of a vehicle; and a portable terminal incorporating a reader for reading operation information of the wireless tag.

[0009] According to the present invention, when a vehicle approaches a stop, information on a wireless tag (RFID tag) affixed to the stop is transmitted / received via a reader / writer incorporated in the in-vehicle device, and the departure time, etc. The operation information such as the latest passing information of the vehicle written on the wireless tag at the stop can be easily obtained by the user using a portable terminal having a tag reader. You can quickly decide what action to take next, such as waiting for it or using another means of transportation.

[0010] The second invention is characterized in that the portable terminal acquires the operation information of the wireless tag power present at the stop via the reader and displays the information on the display of the terminal. The present invention relates to a bus operation information providing system described in the invention.

[0011] According to the present invention, the latest passing information of a vehicle such as a bus written in the wireless tag of the bus stop is read by the portable terminal incorporating the tag reader possessed by the user and displayed on the display of the terminal. As a result, the user can prepare for the next action with peace of mind.

[0012] A third invention is an in-vehicle device including a reader / writer that reads or writes a wireless tag and an operation management table in which vehicle operation information is stored in advance, and when the vehicle approaches a stop In addition, tag information acquisition means for acquiring information on the wireless tag, and an operation system determination that identifies the operation system of the acquired wireless tag with reference to the operation management table And a time writing means for writing the current departure time to the wireless tag specified by the operation system determination means via the reader / writer when the vehicle departs from the stop. The present invention relates to an in-vehicle device.

[0013] According to the present invention, in an in-vehicle device mounted on a vehicle such as a bus, when approaching the stop, the tag information acquisition unit acquires the operation information of the wireless tag of the stop via the reader / writer and operates. The system determination means identifies the bus operating system by referring to the operation management table. When a bus or other vehicle departs the bus stop, the current time information is written to the radio tag so that the radio tag at the bus stop is always updated and the latest passing information is entered. . This way, the passing information of the RFID tag at the bus stop is updated, so that the user can obtain the latest operation information using a mobile terminal with a built-in tag reader, and can quickly determine the next action to be taken. .

[0014] A fourth invention is a method for updating operation information in an in-vehicle device provided with a reader / writer that reads or writes a wireless tag and an operation management table in which bus operation information is stored in advance. A tag information acquisition step for acquiring information on the wireless tag when approaching a stop, an operation system determination step for identifying an operation system of the acquired wireless tag with reference to the operation management table, and a vehicle A time writing step of writing a current departure time to the wireless tag specified in the operating system determination step via the reader / writer when the vehicle is departed. Regarding the method.

[0015] The present invention provides a method for updating the passage information of a radio tag vehicle affixed to a stop when a vehicle such as a bus approaches the stop and departs.

[0016] According to a fifth aspect of the present invention, there is provided a recording medium recording an operation information update program in an in-vehicle device having a reader / writer that reads or writes a wireless tag and an operation management table in which vehicle operation information is stored in advance. In this case, when the bus approaches the stop, the computer activates the circuit of the wireless tag attached to the bus stop by the transmission wave of the reader / writer force, and acquires the tag information to acquire the information of the wireless tag The operation system determination step for identifying the operation system of the acquired wireless tag with reference to the operation management table, and the operation system determination step when the vehicle departs from the stop. The present invention also relates to a computer-readable recording medium in which an operation information update program for executing a time writing step of writing a current departure time through the reader / writer on the identified wireless tag is recorded.

[0017] The present invention provides a recording medium that records a program for updating the passing information of a vehicle with a wireless tag attached to a stop when a vehicle such as a bus approaches and departs from the stop. .

[0018] As described above, the present invention allows a user to obtain operation information of a radio tag at a stop updated by an in-vehicle terminal mounted on a vehicle such as a bus, using a mobile terminal with a built-in tag reader. In addition, an inexpensive system will be provided.

Brief Description of Drawings

FIG. 1 is a basic conceptual diagram of a vehicle operation information providing system according to an embodiment of the present invention.

FIG. 2 is a diagram showing a configuration example of a vehicle operation information providing system according to an embodiment of the present invention.

FIG. 3 is a diagram showing a data configuration example of an operation management table according to the embodiment of the present invention.

FIG. 4 is a diagram showing a data configuration example of a stop RFID tag according to an embodiment of the present invention.

FIG. 5 is a diagram showing a flow of vehicle operation processing in the in-vehicle device according to the embodiment of the present invention.

FIG. 6 is a diagram showing an acquisition flow of tag information in the user portable terminal according to the embodiment of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, the present invention will be described in detail with reference to the drawings illustrating embodiments thereof.

FIG. 1 shows a basic conceptual diagram of a vehicle operation information providing system according to an embodiment of the present invention. The operation information providing system according to the present invention includes an RFID tag (wireless tag) 2 affixed to a bus stop, and an in-vehicle device such as a bus having a reader / writer that reads and writes data of the RFID tag 2 1 And a mobile terminal 3 of a user incorporating a tag reader.

[0022] When a vehicle such as a nose approaches a stop, the tag reader / writer of the in-vehicle device 1 is used. Intenaka Wireless radio waves are transmitted to the RFID tag 2, and the IC (Inregrated Circuit) circuit of the RFID tag 2 is activated by the induction by the radio waves. The data from the RFID tag 2 is transmitted, read by the reader / writer, Tag data is imported.

Next, when the vehicle leaves the stop, the current time is acquired from a built-in timer (not shown), and the departure time of the RFID tag 2 is updated by replacing the current time data.

[0024] Then, the user at the stop receives data from the RFI D tag 2 by the mobile terminal 3 having the tag reader 32 built therein, and acquires the updated latest passage time information.

[0025] By adopting the above system configuration, the user can obtain the latest operation information at the stop of the vehicle such as a nose with the mobile terminal 3 owned by the user, and the bus at the scheduled time passes through the stop. I don't know whether or not I can get rid of the waste of waiting irritably.

FIG. 2 shows a configuration example of the vehicle operation information providing system according to the embodiment of the present invention.

In this example, the configuration of each device in the operation information providing system in FIG. 1 is shown in detail.

The in-vehicle device 1 includes an operation management table 14, a tag reader / writer 15, and an update program 10. The update program 10 includes tag information acquisition means 11 for acquiring tag contents via the tag reader / writer 15, operation system determination means 12 for identifying the operation system of a bus or the like from the acquired tag information, and a bus or other vehicle stop. The time writing means 13 for transmitting the current time and writing the passing time of the RFID tag 2 at the stop when leaving the station.

[0028] On the other hand, in the RFID tag 2 at the bus stop, when a vehicle such as a bus approaches, its own circuit is activated by receiving radio waves from the in-vehicle device 1 and transmits tag information. When a vehicle such as a bus departs from the stop, the tag information is updated by receiving the passage time information transmitted from the in-vehicle device 1.

[0029] Furthermore, the user's mobile terminal 3 acquires tag information from the tag reader 32 dedicated to tag reading and the RF ID tag 2 at the stop via the tag reader 32, and displays the information on the display of the terminal itself. The tag information acquisition means 31 is configured.

[0030] The in-vehicle device 1 is a computer having a tag information acquisition unit 11, an operation system determination unit 12, and a time writing unit 13. By exercising and executing the built-in program Each function is realized.

[0031] These programs and applications are recorded on a computer-readable recording medium such as a flexible disk, a compact disk, or a ROM (Read Only Memory). Alternatively, it may be set in an executable state by being set in an externally connected medium reader and installed.

FIG. 3 shows a data configuration example of an operation management table according to the embodiment of the present invention. In the following embodiment, description will be made assuming a bus as a representative vehicle. The operation management table 14 stores the scheduled departure time of each stop in the section where the bus operates, and includes “system ID”, “destination name”, “stop name”, “stop ID”, and normal day use. Consists of multiple records that are the power of the “departure time” for holiday.

[0033] For example, the first record includes “train ID” 001, “destination name” A, “stop name” A—1, “stop ID” 001-01, and “departure time” per month. Each data is stored as 8:10, weekends and holidays 8:20.

FIG. 4 shows a data configuration example of the stop RFID tag according to the embodiment of the present invention. Multiple tags are affixed to each stop according to the operation system. Each RFID tag 2 has a “tag ID” that uniquely identifies the tag, a “stop ID” that identifies the stop, a “stop name”, and a “destination”. It consists of the fields of “name”, “system” identifying the bus service system, “bus ID” identifying the bus, “scheduled time” of departure, and “passing time” of actual departure. In “scheduled time” and “passing time”, insert the date and time to specify the day of the week!

FIG. 5 shows a flow of vehicle operation processing in the in-vehicle device according to the embodiment of the present invention. In the present embodiment, a processing flow until the in-vehicle device 1 of a vehicle such as a bus reads the RFID tag 2 at the stop and updates the passage time data of the tag is shown.

[0036] First, in step S11, when the bus approaches a stop, the tag is activated by activating the IC circuit of the RFID tag 2 attached to the stop by radio wave transmission from the reader / writer 15 of the in-vehicle device 1. Detect.

[0037] Next, in step S12, it is checked whether a tag exists at the stop. Stop If there is no response signal, it means the end point of the stop, and the operation ends. If there is a response radio wave from the R FID tag 2 at the bus stop, the reader / writer 15 D Tag 2 radio waves are received and tag information is read.

[0038] In step S14, the operation management table is referenced, the read tag information is matched, and the bus operation system is determined. If the operating systems match, in step S15, the current date and time are written in the RFID tag 2 as the passage time of the stop. The bus then goes to the next bus stop and repeats the same process for each bus stop.

[0039] If the bus system is not in step S14, the processing from step S11 onward is repeated when moving to the next stop.

FIG. 6 shows a tag information acquisition flow in the user's mobile terminal according to the embodiment of the present invention. The present embodiment shows a flow in which a user checks the bus operation at the bus stop using the mobile terminal 3 in which the tag reader 32 is incorporated.

[0041] First, in step S21, the user transmits radio waves from the antenna of the built-in tag reader 32 toward the RFID tag at the stop from the portable terminal 3. Next, in step S22, the response radio wave from the RFID tag 2 is received and the tag information is read.

[0042] In step S23, the latest passage time information of the read tag is displayed on the display of the terminal itself.

[0043] In the step of displaying on the display of the mobile terminal 3, when a plurality of RFI D tags 2 are pasted at the bus stop, a bus that operates to the destination where all tags are received and displayed. By specifying the system ID (number), it is possible to select and display the latest transit time information for only the necessary system. Industrial applicability

[0044] As described above, according to the present invention, a wireless tag is affixed to a stop, and radio waves are transmitted and received between a vehicle-mounted device such as a bus having a tag reader / writer and a wireless tag. By writing and updating the passage information in the tag, the user can check the passage information using the mobile terminal built in the tag reader, and whether or not the force has passed at the bus stop such as a bus. A vehicle operation information provision system that can eliminate the loss of time without spending time will be realized.

Explanation of symbols

[0045] 1 On-vehicle device RFID tag Mobile terminal Update program Tag information acquisition means Route determination means Time writing means Operation management table Tag reader / writer Tag information acquisition means Tag reader

Claims

The scope of the claims

[1] A wireless tag that is pasted at a vehicle stop and stores operation information;

An in-vehicle device of a vehicle that includes a reader / writer of a wireless tag, reads or writes operation information written in the wireless tag;

A portable terminal with a built-in reader that reads the operation information of the wireless tag;

A vehicle operation information providing system characterized by comprising:

[2] The portable terminal has a built-in reader for reading a wireless tag, acquires the current operation information from the wireless tag carrier at the stop via the reader, and displays the current operation information on a display of the terminal. Item 4. The vehicle operation information provision system according to item 1.

[3] An in-vehicle device including a reader / writer that reads or writes a wireless tag and an operation management table in which vehicle operation information is stored in advance.

A tag information acquisition means for acquiring information of the wireless tag when the vehicle approaches a stop;

With reference to the operation management table, an operation system determination means for specifying an operation system of the acquired wireless tag,

An in-vehicle device comprising: time writing means for writing a current departure time to the wireless tag specified by the operation system determining means when the vehicle leaves a stop via the reader / writer. .

[4] A method of updating operation information in an in-vehicle device having a reader / writer that reads or writes a wireless tag and an operation management table in which vehicle operation information is stored in advance, and when the vehicle approaches a stop A tag information acquisition step for acquiring information of the wireless tag;

With reference to the operation management table, an operation system determination step for identifying the operation system of the acquired wireless tag;

A time writing step for writing the current departure time to the wireless tag specified in the operation system determination step via the reader / writer when the vehicle leaves the stop;

A method of updating operation information, comprising: A recording medium for recording an operation information update program in an in-vehicle device having a reader / writer for reading or writing a wireless tag and an operation management table in which vehicle operation information is stored in advance,

On the computer,

A tag information acquisition step for acquiring information of the wireless tag when the vehicle approaches the stop;

A computer-readable recording medium that records an operation information update program that executes the operation.