DE69731551D1 - Kollisionsvermeidung in einem halbduplexkommunikationssystem - Google Patents

Kollisionsvermeidung in einem halbduplexkommunikationssystem

Info

Publication number
DE69731551D1
DE69731551D1 DE69731551T DE69731551T DE69731551D1 DE 69731551 D1 DE69731551 D1 DE 69731551D1 DE 69731551 T DE69731551 T DE 69731551T DE 69731551 T DE69731551 T DE 69731551T DE 69731551 D1 DE69731551 D1 DE 69731551D1
Authority
DE
Germany
Prior art keywords
message
collision
prevention circuit
timer
repeated
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.)
Expired - Lifetime
Application number
DE69731551T
Other languages
English (en)
Other versions
DE69731551T2 (de
Inventor
K John
K Leung
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE69731551D1 publication Critical patent/DE69731551D1/de
Publication of DE69731551T2 publication Critical patent/DE69731551T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1874—Buffer management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1803—Stop-and-wait protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/188—Time-out mechanisms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
    • H04N1/00281—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a telecommunication apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, a selective call terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
    • H04N1/32795—Arrangements for keeping the communication line open
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1657—Implicit acknowledgement of correct or incorrect reception, e.g. with a moving window
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0008—Connection or combination of a still picture apparatus with another apparatus
    • H04N2201/0015—Control of image communication with the connected apparatus, e.g. signalling capability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0008—Connection or combination of a still picture apparatus with another apparatus
    • H04N2201/0034—Details of the connection, e.g. connector, interface
DE69731551T 1997-01-08 1997-12-19 Kollisionsvermeidung in einem halbduplexkommunikationssystem Expired - Lifetime DE69731551T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US780764 1985-09-27
US08/780,764 US6147978A (en) 1997-01-08 1997-01-08 Method and apparatus for preventing message collisions in a half-duplex communication system
PCT/US1997/023653 WO1998031139A1 (en) 1997-01-08 1997-12-19 Collision avoidance in a half-duplex communication system

Publications (2)

Publication Number Publication Date
DE69731551D1 true DE69731551D1 (de) 2004-12-16
DE69731551T2 DE69731551T2 (de) 2005-10-20

Family

ID=25120620

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69731551T Expired - Lifetime DE69731551T2 (de) 1997-01-08 1997-12-19 Kollisionsvermeidung in einem halbduplexkommunikationssystem

Country Status (10)

Country Link
US (1) US6147978A (de)
EP (1) EP0950313B1 (de)
JP (2) JP2001508616A (de)
KR (1) KR100517220B1 (de)
CN (1) CN1146222C (de)
AT (1) ATE282274T1 (de)
AU (1) AU5712998A (de)
DE (1) DE69731551T2 (de)
HK (1) HK1023674A1 (de)
WO (1) WO1998031139A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6411689B1 (en) * 1998-08-17 2002-06-25 Hughes Electronics Corporation Facsimile call success rates in long delay environments
NO307398B1 (no) * 1998-08-27 2000-03-27 Ericsson Telefon Ab L M Fremgangsmåte for håndtering av lange forsinkelser i telekommunikasjonssystemer
US6603577B1 (en) * 1998-11-17 2003-08-05 Hughes Electronics Corporation Facsimile call success rates in long delay and impaired channel environments without collision detection
EP1100228A3 (de) * 1999-11-09 2009-03-25 Panasonic Corporation Datenübertragungsverfahren und -System, sowie Einrichtung hierfür
KR100525379B1 (ko) * 2000-01-28 2005-11-02 엘지전자 주식회사 반이중 데이터 전송방식의 기억장치 직접접근 로직의데이터 충돌 방지 방법
KR100464492B1 (ko) * 2002-03-22 2005-01-03 엘지전자 주식회사 무선 팩스데이터 전송경로의 채널 설정방법
CN100376098C (zh) * 2002-06-27 2008-03-19 诺基亚公司 半双工传输的调度方法和设备
US7151949B2 (en) * 2003-07-09 2006-12-19 Lexmark International, Inc. Wireless facsimile adapter and system for printer and all-in-one devices and methods using the same
CN1777093B (zh) * 2004-11-16 2010-04-14 中兴通讯股份有限公司 一种解决因特网密钥协商协议中协商碰撞的方法
US7290074B2 (en) * 2005-04-06 2007-10-30 Kabushiki Kaisha Toshiba Back-off timing mechanism
CN100385904C (zh) * 2006-03-15 2008-04-30 华为技术有限公司 一种解决传真过程中帧碰撞的方法、装置和系统
CN1984122B (zh) * 2006-05-08 2011-05-04 华为技术有限公司 减少传真协商帧碰撞的方法
CN100438553C (zh) * 2006-05-23 2008-11-26 华为技术有限公司 减少传真协商帧碰撞的方法
CN102185684B (zh) * 2011-02-22 2014-07-09 华为终端有限公司 一种传真控制方法及装置
US9838940B2 (en) 2013-09-18 2017-12-05 Qualcomm, Incorporated Packet transmission deferral based on BSSID information
US9214975B2 (en) 2013-11-22 2015-12-15 Motorola Solutions, Inc. Intelligibility of overlapping audio
CN110576884B (zh) * 2019-09-05 2021-09-28 阿纳克斯（苏州）轨道系统有限公司 一种用于轨道交通的车辆rs485级联通讯方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5940769A (ja) * 1982-08-30 1984-03-06 Fujitsu Ltd フアクシミリ伝送制御方式
US4742514A (en) * 1986-03-25 1988-05-03 Motorola, Inc. Method and apparatus for controlling a TDM communication device
CA1249886A (en) * 1986-05-02 1989-02-07 Claude J. Champagne Method of duplex data transmission using a send-and- wait protocol
GB2246268B (en) * 1990-07-19 1994-05-18 Motorola Inc Facsimile-to-cellular telephone system interface
US5282238A (en) * 1991-04-16 1994-01-25 Silicon Engines, Ltd. Facsimile radio communication system
IL103230A (en) * 1991-12-16 1995-12-08 Motorola Inc Method and device for reducing data loss in a mobile cellular system
US5726976A (en) * 1993-04-06 1998-03-10 Bay Networks Group, Inc. Congestion sense controlled access for a star configured network
EP0632619B1 (de) * 1993-06-30 2000-10-18 Cabletron Systems, Inc. Kollisionverminderungsverfahren für Ethernet-Netze
GB2286739B (en) * 1994-02-09 1996-08-07 Int Maritime Satellite Organiz Communication apparatus
US5734643A (en) * 1995-10-23 1998-03-31 Ericsson Inc. Method and apparatus for transmitting data over a radio communications network
US5790641A (en) * 1996-06-19 1998-08-04 Northern Telecom Limited System and method for improving facsimile delay tolerances
US5896443A (en) * 1997-01-10 1999-04-20 Intel Corporation Phone line computer networking

Also Published As

Publication number Publication date
CN1244324A (zh) 2000-02-09
CN1146222C (zh) 2004-04-14
WO1998031139A1 (en) 1998-07-16
AU5712998A (en) 1998-08-03
HK1023674A1 (en) 2000-09-15
JP2007013954A (ja) 2007-01-18
EP0950313A1 (de) 1999-10-20
DE69731551T2 (de) 2005-10-20
ATE282274T1 (de) 2004-11-15
EP0950313B1 (de) 2004-11-10
KR20000069989A (ko) 2000-11-25
KR100517220B1 (ko) 2005-09-28
JP2001508616A (ja) 2001-06-26
JP5160752B2 (ja) 2013-03-13
US6147978A (en) 2000-11-14

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