WO2005013500A1 - 車内無線情報端末及びそれを用いた情報処理システム - Google Patents
車内無線情報端末及びそれを用いた情報処理システム Download PDFInfo
- Publication number
- WO2005013500A1 WO2005013500A1 PCT/JP2003/015898 JP0315898W WO2005013500A1 WO 2005013500 A1 WO2005013500 A1 WO 2005013500A1 JP 0315898 W JP0315898 W JP 0315898W WO 2005013500 A1 WO2005013500 A1 WO 2005013500A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- information terminal
- vehicle wireless
- wireless information
- personal computer
- lcd
- Prior art date
Links
- 230000010365 information processing Effects 0.000 title claims description 26
- 238000004891 communication Methods 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 description 13
- 238000012546 transfer Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000191 radiation effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0045—Destination indicators, identification panels or distinguishing signs on the vehicles
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0018—Communication with or on the vehicle or train
- B61L15/0027—Radio-based, e.g. using GSM-R
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0072—On-board train data handling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/009—On-board display devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/12—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
- B61L3/125—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using short-range radio transmission
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
- G08G1/133—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams within the vehicle ; Indicators inside the vehicles or at stops
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
Definitions
- the present invention relates to a terminal mounted on a vehicle such as a train, for example, and more particularly to an in-vehicle wireless information terminal that provides various kinds of information to passengers by displaying images and the like obtained by wireless communication. And information processing systems using it.
- Japanese Patent Application Laid-Open No. H10-2877242 discloses an in-vehicle guidance information display device for improving services for passengers by displaying various information in addition to a destination guidance display. I have.
- the operation state information collection unit collects information indicating the operation state of the vehicle, such as the traveling speed, and based on this, the display information selection unit next needs to display fixed text such as destination guidance.
- the length of vacant time until the arrival of a flight arrives, and information such as double use is provided to the passenger through the display device in the car during the vacant time.
- the present invention relates to, for example, how to increase the heat radiation effect when the apparatus is mounted in a limited narrow space of a vehicle. How to avoid the effects of the accompanying mechanical vibrations on the equipment, and how to prevent the radio communication from failing. No consideration is given to what to deal with.
- an in-vehicle wireless information terminal that receives data transmitted from an external personal computer and performs a predetermined display based on the data.
- a wireless communication unit that communicates with an external personal computer; a server that stores data received via the wireless communication unit and distributes the data based on a predetermined schedule; an LCD and a client personal computer
- the client personal computer having an LCD unit for performing a predetermined display on the LCD based on the data transmitted from the server and a predetermined schedule.
- the computer further has a storage unit, and when communication with the server is not possible, the data stored in the storage unit is stored in the storage unit.
- the in-vehicle wireless information terminal further provides a predetermined display on the LCD based on the information.
- the LCD and the client personal computer may be integrally formed. Further, according to the first embodiment, a plurality of the above-mentioned LCD units are provided, and the client personal computers in each of the LCD units are controlled so as to perform an independent predetermined display on the LCD. And may be. Also, in the first embodiment, The side plate on which the LCD of the in-vehicle wireless information terminal is provided has a predetermined angle with respect to the plane having the bottom plate, and the inside of the above client personal computer has a predetermined angle. A further feature may be that the hard disk drive is disposed vertically with respect to the plane. In the first aspect, a further feature may be that a heat sink is provided in a predetermined region of the top plate of the housing of the in-vehicle wireless information terminal.
- the in-vehicle wireless information terminal communicates with the external personal convenience device.
- Wireless communication unit a second wireless communication unit that communicates with other in-vehicle wireless information terminals, and stores the data sent from the external personal computer, and stores the data based on a predetermined schedule. It has a server to distribute, an integrated LCD and a client personal computer, and the client personal computer displays a predetermined display based on the data transmitted from the server.
- An LCD unit that performs according to the above-mentioned predetermined schedule, and wherein the main in-vehicle wireless information terminal is the first wireless terminal from the external personal computer.
- the server of the main in-vehicle wireless information terminal Upon receiving the data via the communication unit, the server of the main in-vehicle wireless information terminal transfers the data to another in-vehicle wireless information terminal via the second wireless communication unit at a predetermined timing.
- An information processing system is provided.
- a further feature may be to automatically switch to an in-vehicle wireless information terminal.
- FIG. 1 is a conceptual diagram of an information processing system according to Embodiment 1 of the present invention.
- FIG. 2 is a diagram showing a detailed configuration of the in-vehicle wireless information terminal 1 according to Embodiment 1 of the present invention.
- FIG. 3 is a perspective view of the in-vehicle wireless information terminal 1 according to the first embodiment of the present invention as viewed from below at an angle.
- FIG. 4 is a perspective view of the in-vehicle wireless information terminal 1 according to the first embodiment of the present invention, as viewed from an oblique upper direction.
- FIG. 5 is a flowchart showing processing of the information processing system according to the first embodiment of the present invention.
- FIG. 6 is a conceptual diagram illustrating processing when a failure occurs in the main terminal 1a in the information processing system according to the first embodiment of the present invention.
- FIG. 7 is a perspective view showing a mounted state of the in-vehicle wireless information terminal 1 according to Embodiment 2 of the present invention.
- FIG. 8 is a perspective view of an in-vehicle wireless information terminal 1 according to a second embodiment of the present invention in a mounted state.
- FIG. 9 is a partial cross-sectional view showing an arrangement state of hard disk drives 132a and the like of clients PC13 and the like of the in-vehicle wireless information terminal 1 according to the second embodiment of the present invention.
- FIG. 10 is a diagram showing a heat radiating plate 50 disposed in an area 22 b of a top plate 22 of the in-vehicle wireless information terminal 1 according to the second embodiment of the present invention.
- the in-vehicle wireless information terminal receives data transmitted from an external personal computer (hereinafter, referred to as an external PC), and receives a predetermined data based on the data.
- An external personal computer hereinafter, referred to as an external PC
- receives a predetermined data based on the data receives data transmitted from an external personal computer (hereinafter, referred to as an external PC)
- a wireless communication unit for communicating with the external PC, storing data received via the wireless communication unit, and storing the data based on a predetermined schedule.
- Server that distributes the data to each LCD unit, etc., and an LCD and a client personal computer (hereinafter referred to as a client PC).
- the client PC is sent from the server described above.
- An LCD unit for performing a predetermined display on the LCD based on the data and a predetermined schedule, wherein the client PC further has a storage unit, and cannot communicate with the server.
- the LCD and the client PC may be integrated from the viewpoint of improving maintenance. Under the control of a client PC of a plurality of LCD units, it is also possible to perform independent display on the LCD.
- the server of the main in-vehicle wireless information terminal determines that At the timing of, the data is transferred to another in-vehicle wireless information terminal via the second wireless communication unit. If a communication failure occurs in the main in-vehicle wireless information terminal, switching is automatically performed so that another in-vehicle wireless information terminal becomes the main in-vehicle wireless information terminal.
- the side plate on which the LCD of the casing of the in-vehicle wireless information terminal is disposed has a predetermined angle with respect to the plane having the bottom plate, and the inside of the client personal computer has a predetermined angle.
- the hard disk drive is installed vertically to the plane.
- a radiator plate is provided in a predetermined region of the top plate of the casing of the in-vehicle wireless information terminal.
- FIG. 1 shows and describes a configuration of an in-vehicle wireless information terminal and an information processing system using the same according to the first embodiment of the present invention.
- this information processing system includes an in-vehicle wireless information terminal 1a, lb,-• (hereinafter, these are collectively denoted by reference numeral 1) mounted inside a vehicle such as an electric vehicle. And external personal computers 2 and 3.
- the in-vehicle wireless information terminal 1 is composed of a server 11 having a wireless LA card 111, a switching hub 12, and a plurality of LCD units 13 to 16.
- the LCD units 13 to 16 correspond to the LCDs 131, 141, 151, and 161, respectively (hereinafter, 131 to 161) and the client PC 13 2, 14 2, 15 2, 16 2 (hereinafter, referred to as 13 2 to 16 2).
- a wireless LAN access point 17 is connected to the switching unit 12. This In the information processing system according to the first embodiment of the present invention, different images (still images, still images, etc.) (Moving image) can be displayed.
- FIG. 3 is a perspective view of the in-vehicle wireless information terminal 1 as viewed obliquely from below
- FIG. 4 is a perspective view as viewed obliquely from above.
- the housing constituting the external appearance of the in-vehicle wireless information terminal 1 is a side plate 18 on which two LCDs 13 1 to 16 1 are arranged on each side. , 19, the other side plates 20, 21, the top plate 22, and the bottom plate 23.
- the side plates 18 and 19 have a predetermined inclination (for example, 42.5 degrees) with respect to a plane including the bottom plate 23.
- the server 11 uses the wireless transmission path using the wireless LAN instead of the wired transmission path, and the server 11 communicates with each of the client PCs 13 2 to 16 2. Transfer the image files required for playback.
- the system can be operated only by receiving power supply from the vehicle.
- the cable laying cost per vehicle required to introduce the existing system is about 500,000 yen to 100,000 yen. This is unnecessary when the in-vehicle wireless information terminal is mounted on the tower.
- the image transmitted from the control device or the like is transmitted in an analog manner and the image is displayed on a display, but in these systems, the analog transmission method is used. Therefore, the image is greatly deteriorated, and the influence of vehicle noise or the like is large.
- the client PC 13 2 which transfers the image file using the IP protocol and integrates the image file with the LCDs 13 1 to 16 1 is integrated.
- communication between the terminals 1a to 1h is performed via wireless LAN cards 11a to 11h. That is, one in-vehicle wireless information terminal 1a (main terminal) that has received a packet including an image from the external PCs 2 and 3 transmits the packet to another in-vehicle via the wireless LAN card 111a. The data is transferred to the wireless information terminals 1b to 1h.
- the content is updated in the following procedure.
- the client PCs 1332a, 1422a, 1522a, and 1622a play back the in-vehicle wireless information terminal la, which is the main terminal. Transfer the contents necessary for updating, the contents to be updated, and the content playback schedule information.
- the server (main server) 11a of the in-vehicle wireless information terminal 1a which is the main terminal, receives its own instruction. Except for the terminal la, the in-vehicle wireless information terminals lb, 1c, ⁇ ⁇ Client PCs 13 2b, 14 2b..., 13 2c, 14 2c- ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ Transfer the content to be played back.
- each server 11b, 11c'- ' When the content transfer to the servers 11b, 11c, ... in each of the in-vehicle wireless information terminals lb, lc, ... is completed, each server 11b, 11c'-
- communication between the external PCs 2 and 3 and the in-vehicle wireless information terminal 1 is performed by wireless communication, and the server 11 in the in-vehicle wireless information terminal 1 is used.
- Communication between the unit and the LCD units 13 to 16 is to be performed by wired communication.
- step S1 When a packet including an image file is transmitted by wireless communication from the external PCs 2 and 3 (step S1), the server 11 of the in-vehicle wireless information terminal 1 communicates with the wireless access point 17 and the switch. The packet is received via the switching haptic 12 (step S2), and the data of the packet is stored in a storage unit (not shown) (step S2). Step S 3). Upon receiving a request (request) from the client PC 13 1 to 16 1 of each of the LCD units 13 to 16 (step S 4), the server 11 transmits the data (not shown). The data is read from the storage unit (step S5), and the packet including the data is transferred to each LCD unit 13 via the switching hub 12 (step S6). In each of the LCD units 13 to 16, the internal client PCs 13 22 to 16 2 receive the bucket and accumulate the data relating to the image in the internal database (step S 7).
- the server 11 is managed by the storage unit.
- the data is read out and transmitted according to the current schedule (step S9).
- the client PCs 13 22 to 16 2 receive the data, and display the data on the LCDs 13 a to 16 a as appropriate based on the data. (Step S10).
- the database of the client PCs 1332 to 162 is stored in the database. It is also possible to reproduce the data on the LCDs 13 1 to 16 1 using the stored image data. As a result, content redundancy is maintained inside the in-vehicle wireless information terminal.
- the information processing system is configured using the in-vehicle wireless transmission path in order to significantly reduce the cable laying work cost.
- a redundant configuration of the transmission line can be easily realized by increasing the number of transmission cables.
- the transmission line redundancy in the wireless transmission line is as follows. It was realized.
- the in-vehicle wireless information terminal 1a which is the main terminal, and it is impossible for the internal main server 11a to execute the control and instruction related to the content update.
- one of the in-vehicle wireless information terminals installed in the same vehicle detects this and automatically substitutes the control and instruction. ing.
- the content to be updated, the schedule information, and the status monitoring information are transferred and transmitted on the wireless transmission path indicated by the broken lines (# 3, # 4) in FIG.
- the main terminal for content update is changed from the in-vehicle wireless information terminal 1a to 1c, the content and schedule information are updated, and the latest content and schedule information are stored in the sub server 11c. store.
- Each wireless LA By assigning priority to the connection destination of the N-card 111, when the in-vehicle wireless information terminal 1a fails, the wireless LAN cards 1 1a and 11lb are connected to the wireless LAN access point 17c. Automatically change connection to. As a result, the main server 11a, whose content could not be updated due to the failure of the in-vehicle wireless information terminal 1a, can also update the content.
- the wireless LAN access point 17a monitors the wired network and stops transmitting radio waves in the event of a failure, so that each wireless LAN card 11 1b, 11 1c It is possible to automatically change the connection destination according to the priority.
- in-vehicle wireless information that solves a communication control problem associated with mounting on a vehicle, that is, for example, a problem such as how to deal with a failure in wireless communication.
- a terminal and an information processing system using the terminal can be provided.
- FIGS. 1 and 2 of the first embodiment will be appropriately referred to, and the same components as those of the first embodiment will be denoted by the same reference numerals.
- FIGS. 7 and 8 show a state in which the in-vehicle wireless information terminal according to the second embodiment is mounted on a vehicle. That is, Fig. 7 shows a car FIG. 8 is a perspective view of the attached state of the internal wireless information terminal 1 as viewed obliquely from below, and FIG. 8 is a perspective view as viewed obliquely from above.
- the casing constituting the appearance of the in-vehicle wireless information terminal 1 is constituted by a fixing bar 30 and a fixing member 31 fixed to the end thereof. However, it will be fixed to the suspension bar 32 of the train at four points as shown in the figure.
- the in-vehicle wireless information terminal 1 is a client PC 132 to 162 that reproduces content in consideration of ease of replacement at the time of failure, that is, improvement of maintainability and the like. And the LCDs 13 1 to 16 1 that display the playback video are integrated. By taking such measures, when the LCDs 13 1 to 16 1 or the client PCs 13 22 to 16 2 are out of order, the united LCD units 13 to 16 are replaced. It can be dealt with by replacing it.
- the in-vehicle wireless information terminal 1 has a height
- LCD 13 1 to 16 1 were installed with an inclination of 42.5 ° with respect to the plane having the bottom plate.
- the client PC 13 1 to 16 1 maintaining the angle of 42.5 ° and the client PC 13 32 to 16 2 are integrated, the client PC 1
- the hard disk drives 1332a to 162a mounted on 32 to 162 also maintain an inclination of 42.5 °.
- Hard disk drives 132a through 162a are structured so that the hard disk head scans on a horizontal disk. Therefore, it is vulnerable to vertical vibration, and this vibration causes a disk failure. Since the vibration of trains and cars is mostly vertical, it is expected that there will be many hard disk failures. In order to avoid this, in the second embodiment, as shown in FIG. 9, the inclination of the LCDs 13 1 to 16 1 and the inclination of the client PCs 13 32 to 16 2 are 42.5. ° and only the hard disk drive 13 2 a to 16 2 a was installed vertically.
- the in-vehicle wireless information terminal 1 has four LCDs 13 1 to 16 1, four client PCs 13 2 to 16 2, and one server 11 1 , One wireless LAN access point 17, one switching hub 12, and five power supplies.
- the in-vehicle wireless information terminal 1 must have a chassis size within 2445 mm in height, 8660 mm in width, and 520.0 mm in depth due to vehicle restrictions.
- the structure must be very easy to generate heat due to the heat generated from each device.
- a heat sink 50 having a shape having a plurality of heat radiating holes as shown in FIG. 10 is embedded in the housing frame (the area 22 b of the top plate 22) of the portion where the heat has gathered,
- the shape makes it easy for heat inside the body to radiate to the outside of the housing. As a result, it is compact in size and has a forced heat It is possible to avoid the system down due to overheating without using the fan.
- a structural problem associated with mounting on a vehicle tower that is, how to improve the heat radiation effect when mounting the device in a limited narrow space of the vehicle, for example, It is possible to provide an in-vehicle wireless information terminal and an information processing system using the same, which solve problems such as how to avoid the influence of mechanical vibrations due to movement on the device. .
- the present invention is not limited to this.
- the LCD may be provided only on the side plate, and the other side plate may be configured to be perpendicular to the plane including the bottom plate. This configuration is suitable for a case where one side is installed on a wall surface (for example, installed behind a driver's seat of a route bus).
- the main terminal is not limited to one of the plurality of in-vehicle wireless information terminals, and two or more terminals may function as the main terminal.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Information Transfer Between Computers (AREA)
- Small-Scale Networks (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2003289040A AU2003289040A1 (en) | 2003-08-04 | 2003-12-11 | Radio information terminal in vehicle and information processing system employing it |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-285791 | 2003-08-04 | ||
JP2003285791A JP3868935B2 (ja) | 2003-08-04 | 2003-08-04 | 情報処理システム |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005013500A1 true WO2005013500A1 (ja) | 2005-02-10 |
Family
ID=34113901
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/015898 WO2005013500A1 (ja) | 2003-08-04 | 2003-12-11 | 車内無線情報端末及びそれを用いた情報処理システム |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP3868935B2 (ja) |
KR (1) | KR20060066716A (ja) |
AU (1) | AU2003289040A1 (ja) |
WO (1) | WO2005013500A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8687530B2 (en) | 2008-05-09 | 2014-04-01 | Microsoft Corporation | Stateful scheduling with network coding for roadside-to-vehicle communication |
EP2500235A4 (en) * | 2009-11-12 | 2016-09-21 | Mitsubishi Electric Corp | INFORMATION DISPLAY SYSTEM FOR A SCREEN IMAGE AND INFORMATION DISPLAY PROCESS FOR A SCREEN IMAGE |
EP2641808A4 (en) * | 2010-11-16 | 2017-10-11 | Mitsubishi Electric Corporation | Video information distribution/display system and video information distribution/display method |
EP3604078A4 (en) * | 2017-03-28 | 2020-07-29 | Mitsubishi Electric Corporation | ON-BOARD WIRELESS DISPLAY AND ON-BOARD DISPLAY SYSTEM |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4658674B2 (ja) * | 2005-04-28 | 2011-03-23 | 東海旅客鉄道株式会社 | 列車用再送信システム |
JP4757256B2 (ja) | 2005-07-12 | 2011-08-24 | 三菱電機株式会社 | 列車搭載映像情報配信制御表示システム |
CN100388140C (zh) * | 2006-06-13 | 2008-05-14 | 上海自动化仪表股份有限公司 | 列车驾驶信息显示装置及其方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04135776U (ja) * | 1991-06-11 | 1992-12-17 | 小糸工業株式会社 | 車内案内表示器 |
JP2001063581A (ja) * | 1999-08-31 | 2001-03-13 | Nippon Signal Co Ltd:The | 列車内情報提供システム |
JP3080063U (ja) * | 2001-03-06 | 2001-09-14 | アルファ コミュニティ株式会社 | 液晶吊革表示システム |
JP2002223217A (ja) * | 2000-08-30 | 2002-08-09 | Sony Corp | 通信装置及び通信方法 |
JP2003131929A (ja) * | 2001-08-10 | 2003-05-09 | Hirohiko Nakano | 情報端末および情報ネットワークシステム、ならびにそれらのためのプログラム |
-
2003
- 2003-08-04 JP JP2003285791A patent/JP3868935B2/ja not_active Expired - Fee Related
- 2003-12-11 KR KR1020067002442A patent/KR20060066716A/ko not_active Application Discontinuation
- 2003-12-11 AU AU2003289040A patent/AU2003289040A1/en not_active Abandoned
- 2003-12-11 WO PCT/JP2003/015898 patent/WO2005013500A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04135776U (ja) * | 1991-06-11 | 1992-12-17 | 小糸工業株式会社 | 車内案内表示器 |
JP2001063581A (ja) * | 1999-08-31 | 2001-03-13 | Nippon Signal Co Ltd:The | 列車内情報提供システム |
JP2002223217A (ja) * | 2000-08-30 | 2002-08-09 | Sony Corp | 通信装置及び通信方法 |
JP3080063U (ja) * | 2001-03-06 | 2001-09-14 | アルファ コミュニティ株式会社 | 液晶吊革表示システム |
JP2003131929A (ja) * | 2001-08-10 | 2003-05-09 | Hirohiko Nakano | 情報端末および情報ネットワークシステム、ならびにそれらのためのプログラム |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8687530B2 (en) | 2008-05-09 | 2014-04-01 | Microsoft Corporation | Stateful scheduling with network coding for roadside-to-vehicle communication |
EP2500235A4 (en) * | 2009-11-12 | 2016-09-21 | Mitsubishi Electric Corp | INFORMATION DISPLAY SYSTEM FOR A SCREEN IMAGE AND INFORMATION DISPLAY PROCESS FOR A SCREEN IMAGE |
EP2641808A4 (en) * | 2010-11-16 | 2017-10-11 | Mitsubishi Electric Corporation | Video information distribution/display system and video information distribution/display method |
EP3604078A4 (en) * | 2017-03-28 | 2020-07-29 | Mitsubishi Electric Corporation | ON-BOARD WIRELESS DISPLAY AND ON-BOARD DISPLAY SYSTEM |
US11152689B2 (en) | 2017-03-28 | 2021-10-19 | Mitsubishi Electric Corporation | In-vehicle wireless display and in-vehicle display system |
Also Published As
Publication number | Publication date |
---|---|
AU2003289040A1 (en) | 2005-02-15 |
KR20060066716A (ko) | 2006-06-16 |
JP2005056111A (ja) | 2005-03-03 |
JP3868935B2 (ja) | 2007-01-17 |
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