EP1151562A1 - Duales übertragungssystem - Google Patents
Duales übertragungssystemInfo
- Publication number
- EP1151562A1 EP1151562A1 EP99964420A EP99964420A EP1151562A1 EP 1151562 A1 EP1151562 A1 EP 1151562A1 EP 99964420 A EP99964420 A EP 99964420A EP 99964420 A EP99964420 A EP 99964420A EP 1151562 A1 EP1151562 A1 EP 1151562A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- segments
- information
- segment
- terminal
- traffic information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/55—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for traffic information
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/091—Traffic information broadcasting
- G08G1/092—Coding or decoding of the information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H2201/00—Aspects of broadcast communication
- H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
- H04H2201/13—Aspects of broadcast communication characterised by the type of broadcast system radio data system/radio broadcast data system [RDS/RBDS]
Definitions
- the invention relates to a method for transmitting traffic information relating to a road traffic network from a traffic information center to at least one terminal and devices for carrying out the method.
- Traffic information is usually transmitted wirelessly (by radio) from a traffic information center to a terminal. Because of the relatively small and expensive radio transmission capacities, compressed coding is required.
- RDS radio data system
- the object of the present invention is to provide a transmission method for traffic information which allows both a compressed transmission (with a smaller amount of information to be transmitted than in the above RDS-TMC method) and a transmission of traffic information in a form decodable by simple terminals.
- the object is solved by the subject matter of the independent claims.
- the inventive design of the transmission method or the terminals and traffic information centers using the transmission channel for this purpose allows the optional transmission of traffic information either by means of a location coordinate table, the location coordinates of traffic segments to be transmitted (and possibly additional information such as the designation of traffic segments or traffic segment sections, such as for example "A8" or "A8, exit Kunststoff-Pasing") directly representing
- the terminal can determine the type of coding of the transmitted traffic information received (i.e. whether it is by location coordinate data or by the
- the selection information is expediently specified in the form of a flag in the transmitted traffic information.
- 1 is a block diagram of a traffic information center, traffic information transmitted by it and a terminal receiving the traffic information
- 2 shows an example of a coding of streets and / or street sections by segment identities denoting segments of the street
- 3 shows a cross-referencing table with location coordinate data (which can be transmitted alone or with additional information and output without a table) and the segments belonging to it.
- FIG. 1 shows a control center 1 which comes from different information sources 2
- traffic information for example, stationary traffic detectors along the roads of the traffic network, detectors / FCD floating in vehicles in traffic, state registration offices etc.
- Terminal users are output by (for example optical or acoustic) output devices 7.
- the traffic information center 1 stores traffic information coming from different information sources 2 in a memory 8 for traffic information to be transmitted.
- the traffic information can be stored directly (in this case, if necessary, quantized into gradations representing different speed classes) or (in particular for traffic information in the form of route information) in a revised manner in the memory 8 or another memory.
- a coding device 9 With a coding device 9 are to be transmitted
- Traffic information is encoded in the memory 8 in a form suitable for transmission and transmitted to a transmission device 10.
- the transmission device 10 which transmits the traffic information 3, 4 can be any radio device. It can be a radio transmission device, in particular an RDS transmission device or an access to an RDS transmission device or a mobile radio transmission device or
- a mobile radio transmission device can transmit the information in particular via a mobile radio data channel (TCH data channel or traffic data channel) or a control channel, such as the broadcast message data channel (BCH in GSM).
- a mobile radio data channel TCH data channel or traffic data channel
- a control channel such as the broadcast message data channel (BCH in GSM).
- the receiving device 11 of the terminal 6 is either for receiving over a Radio channel (RDS-TMC channel or the like) or a mobile radio channel or both.
- RDS-TMC channel Radio channel
- the coding device 9 of the control center 1 codes traffic information to be transmitted using the segment table stored in the memory 12 or in the
- Memory 13 stored GeoCode table.
- a table stored in the memory 12 is shown by way of example in FIG. 3.
- a segment (with the numbers 1, 2, 3 ..., 1 1, 12, etc.) represents a segment of a road network.
- a segment can be a street.
- a segment can also be a section of a street. It is also possible to define a segment for one or more lanes with a common or different direction of travel of a road or a road section.
- (7) text information to be output by the terminal can be stored in a memory with segments. In FIG. 3, text (7) to be output by the terminal 6 is given as an example for each segment, such as "A9 towards north Kunststoff to Nuremberg" for the segment 12.
- a segment 12 can also belong to a plurality of location coordinate data (12345678, 12345679).
- Column 34 shows segment identity data, which can optionally also be transmitted.
- Information 4 coded with a table (in FIG. 1), namely “1-3-0 - end”, comprises selection information (first “1”), which indicates that the traffic information represents segments without specifying their location by their identity, one Indication of at least one segment represented in the traffic information (second “1” in 4), the information (possibly omitted from route information) about the average speed in these segments ("0" for speed 0 km / h or traffic jam) in any defined quantization and an end character ("end") indicating the end of the segment information.
- the traffic information 3 represents the location of segments in the traffic information by means of transmitted location coordinate data (here with additional location data).
- the transmitted traffic information 3 likewise begins with selection information which, by the leading "0" of the decoding device 15 of the terminal 6, represents in the following a description of the location of
- the selection information can be transmitted at the end of the sequence or in the middle instead of leading, as shown.
- the location coordinate data "1, 2, 3, 4, 5, 6, 7, 8" following the selection information represent, for example, 12 ° 34 'west longitude, 56 ° 58' north latitude.
- additional location information "A8, exit Pasing” is given, which can be output as text (7) in the case of very simple terminal devices 6, without prior revision or preparation with tables, and coded ("4711") and / or uncoded ("black ice”) information on the states of the affected segments.
- Coded information such as "471 1” can represent, for example, a speed of 47.1 1 km / h in the segments concerned.
- Uncoded information such as "traffic jam” or "black ice” can also be output directly in simple end devices.
- Simpler terminal devices 15 can output the transmitted location coordinate data and / or the transmitted text information without processing.
- the selection of the coding (i.e. by location coordinates or segment identities) in the control center can e.g. by querying a manual entry of an operator or e.g. when requesting a terminal from the head office for traffic information by specifying in the request.
- a cross-reference table (in the memory 14 in FIG. 1) according to FIG. 3 allows the terminal-side inference of received segment identities without being able to be identified (ie without table as a location that can be decoded) location information on locations, eg from segment 12 to 12 ° 34 'WB; 56 ° 78 'NL etc.
- Figure 2 shows an example of the coding of a road network by segments.
- the segments 1 to 11 end at intersections, exits,
- Branches etc. Branches to streets of lower classes (for example from a freeway to a country road as between segments 7 and 8) are only shown as far as relevant (i.e. in the form of the branching freeway). Instead of a segment as here, more than one segment can also be used for the different directions and / or lanes of a road section.
- the invention can be implemented in a traffic information center and in the terminal as a program or as an electronic circuit. However, it is not limited to implementation as a program.
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Traffic Control Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19859599 | 1998-12-14 | ||
DE19859599 | 1998-12-14 | ||
DE19911676 | 1999-03-09 | ||
DE19911676A DE19911676B4 (de) | 1998-12-14 | 1999-03-09 | Duales Übertragungsverfahren für Verkehrsinformationen, Endgerät und Verkehrsinformationszentrale hierfür |
PCT/DE1999/003951 WO2000036771A1 (de) | 1998-12-14 | 1999-12-06 | Duales übertragungssystem |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1151562A1 true EP1151562A1 (de) | 2001-11-07 |
Family
ID=26050986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99964420A Ceased EP1151562A1 (de) | 1998-12-14 | 1999-12-06 | Duales übertragungssystem |
Country Status (3)
Country | Link |
---|---|
US (1) | US6611749B1 (de) |
EP (1) | EP1151562A1 (de) |
WO (1) | WO2000036771A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1315831B1 (it) * | 2000-02-14 | 2003-03-26 | Riccardo Migliaccio | Apparecchio ricetrasmittente con unita di codifica di segnale secondolo standard rds. |
JP3990641B2 (ja) * | 2002-03-27 | 2007-10-17 | 松下電器産業株式会社 | 道路情報提供システム及び装置と道路情報生成方法 |
KR20060119741A (ko) * | 2005-05-18 | 2006-11-24 | 엘지전자 주식회사 | 소통상태의 추이정보를 제공하고 이를 이용하는 방법 및장치 |
KR20060119742A (ko) * | 2005-05-18 | 2006-11-24 | 엘지전자 주식회사 | 도로 정보를 제공하고 이를 이용하는 방법 및 장치 |
KR20060119739A (ko) * | 2005-05-18 | 2006-11-24 | 엘지전자 주식회사 | 구간 통과시간에 대한 예측정보를 제공하고 이를 이용하는방법 및 장치 |
KR101061460B1 (ko) * | 2005-05-18 | 2011-09-02 | 엘지전자 주식회사 | 소통상태에 대한 예측정보를 제공하고 이를 이용하는 방법및 장치 |
KR20060119746A (ko) | 2005-05-18 | 2006-11-24 | 엘지전자 주식회사 | 교통상태에 대한 정보를 제공하고 이를 이용하는 방법 및장치 |
US7729335B2 (en) | 2005-05-18 | 2010-06-01 | Lg Electronics Inc. | Providing traffic information relating to a prediction of congestion status and using the same |
KR20060119743A (ko) * | 2005-05-18 | 2006-11-24 | 엘지전자 주식회사 | 구간 속도에 대한 예측정보를 제공하고 이를 이용하는 방법및 장치 |
KR20060122668A (ko) * | 2005-05-27 | 2006-11-30 | 엘지전자 주식회사 | 교통 정보 제공 방법 및 수신 장치 |
US8711850B2 (en) * | 2005-07-08 | 2014-04-29 | Lg Electronics Inc. | Format for providing traffic information and a method and apparatus for using the format |
KR101254219B1 (ko) * | 2006-01-19 | 2013-04-23 | 엘지전자 주식회사 | 링크 식별 방법 및 링크 식별 장치 |
US7447588B1 (en) * | 2007-07-16 | 2008-11-04 | Wenshine Technology Ltd. | Method and system for partitioning a continental roadway network for an intelligent vehicle highway system |
US20110037617A1 (en) * | 2009-08-14 | 2011-02-17 | Electronics And Telecommunications Research Institute | System and method for providing vehicular safety service |
CN110504992B (zh) * | 2018-05-16 | 2021-07-23 | 成都鼎桥通信技术有限公司 | 一种终端双发控制方法和装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3810177C2 (de) * | 1988-03-25 | 1999-06-17 | Bosch Gmbh Robert | Rundfunkempfänger, insbesondere Fahrzeugempfänger |
US5193214A (en) * | 1989-12-29 | 1993-03-09 | Robert Bosch Gmbh | Vehicular radio receiver with standard traffic problem database |
US5206641A (en) * | 1990-11-05 | 1993-04-27 | Way To Go Corporation | Portable traffic congestion radio |
US5276909A (en) * | 1991-06-25 | 1994-01-04 | Autotalk, Inc. | Traffic information broadcast system |
DE4208277A1 (de) * | 1992-03-13 | 1993-09-16 | Bosch Gmbh Robert | Verkehrsrundfunkempfaenger |
DE19503420A1 (de) * | 1995-02-03 | 1996-08-08 | Bosch Gmbh Robert | Rundfunkempfänger zum Empfang und zur Wiedergabe von digital codierten Verkehrsmeldungen |
DE19516477A1 (de) * | 1995-05-05 | 1996-11-07 | Bosch Gmbh Robert | Einrichtung zur Aufbereitung und Ausgabe von Informationen für einen Fahrzeugführer |
DE19527188A1 (de) * | 1995-07-26 | 1997-01-30 | Philips Patentverwaltung | RDS-TMC-Rundfunkempfänger |
DE19538453A1 (de) * | 1995-10-16 | 1997-04-17 | Bayerische Motoren Werke Ag | Funksignalempfänger für Kraftfahrzeuge mit einem RDS-Dekoder für digitale Signale |
US5635924A (en) * | 1996-03-29 | 1997-06-03 | Loral Aerospace Corp. | Travel route information monitor |
US5900825A (en) * | 1996-08-01 | 1999-05-04 | Manitto Technologies, Inc. | System and method for communicating location and direction specific information to a vehicle |
DE19637258A1 (de) * | 1996-09-13 | 1998-03-19 | Philips Patentverwaltung | RDS-TMC-Rundfunkempfänger zur Verarbeitung von regionalspezifischen und überregionalen Straßen- oder Bereichsbezeichnungen |
-
1999
- 1999-12-06 US US09/868,081 patent/US6611749B1/en not_active Expired - Lifetime
- 1999-12-06 WO PCT/DE1999/003951 patent/WO2000036771A1/de not_active Application Discontinuation
- 1999-12-06 EP EP99964420A patent/EP1151562A1/de not_active Ceased
Non-Patent Citations (1)
Title |
---|
See references of WO0036771A1 * |
Also Published As
Publication number | Publication date |
---|---|
US6611749B1 (en) | 2003-08-26 |
WO2000036771A1 (de) | 2000-06-22 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20010606 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: VIEWEG, STEFAN Inventor name: SCHULZ, WERNER Inventor name: KRIESINGER, RALF Inventor name: HORT, CHRISTIAN Inventor name: BERWANGER, CHRISTIAN |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: VODAFONE AG |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: VODAFONE HOLDING GMBH |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ATX EUROPE GMBH |
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17Q | First examination report despatched |
Effective date: 20040224 |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ATX EUROPE GMBH |
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17Q | First examination report despatched |
Effective date: 20040224 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
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18R | Application refused |
Effective date: 20080217 |