HK1027449A1 - A method of and apparatus for detecting and preventing message collisions in a communications system - Google Patents

A method of and apparatus for detecting and preventing message collisions in a communications system

Info

Publication number
HK1027449A1
HK1027449A1 HK00105444A HK00105444A HK1027449A1 HK 1027449 A1 HK1027449 A1 HK 1027449A1 HK 00105444 A HK00105444 A HK 00105444A HK 00105444 A HK00105444 A HK 00105444A HK 1027449 A1 HK1027449 A1 HK 1027449A1
Authority
HK
Hong Kong
Prior art keywords
detecting
communications system
signal
message collisions
preventing message
Prior art date
Application number
HK00105444A
Other languages
English (en)
Inventor
Leung Nikolai
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
Publication of HK1027449A1 publication Critical patent/HK1027449A1/xx

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
    • H04N1/32609—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper
    • H04N1/32614—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper related to a single-mode communication, e.g. at the transmitter or at the receiver
    • H04N1/32619—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper related to a single-mode communication, e.g. at the transmitter or at the receiver with retransmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/005—Control of transmission; Equalising
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/015—Reducing echo effects
    • 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
    • H04N1/32609—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper
    • H04N1/32614—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper related to a single-mode communication, e.g. at the transmitter or at the receiver
    • 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
    • H04N1/32609—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper
    • H04N1/32625—Fault detection
    • H04N1/32641—Fault detection of transmission or transmitted data, e.g. interruption or wrong number of pages
    • 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
    • H04N1/32609—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper
    • H04N1/32646—Counter-measures
    • 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
    • H04N1/32609—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper
    • H04N1/32646—Counter-measures
    • H04N1/32683—Preventive counter-measures, e.g. using redundant hardware, or anticipating a fault
    • 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
    • H04L1/1887—Scheduling and prioritising arrangements
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H04W74/0816—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision avoidance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H04W74/0825—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Human Computer Interaction (AREA)
  • Facsimile Transmission Control (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
HK00105444A 1997-05-16 2000-08-30 A method of and apparatus for detecting and preventing message collisions in a communications system HK1027449A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/857,343 US6185195B1 (en) 1997-05-16 1997-05-16 Methods for preventing and detecting message collisions in a half-duplex communication system
PCT/US1998/009927 WO1998052299A1 (en) 1997-05-16 1998-05-14 A method of and apparatus for detecting and preventing message collisions in a communication system

Publications (1)

Publication Number Publication Date
HK1027449A1 true HK1027449A1 (en) 2001-01-12

Family

ID=25325783

Family Applications (2)

Application Number Title Priority Date Filing Date
HK00105444A HK1027449A1 (en) 1997-05-16 2000-08-30 A method of and apparatus for detecting and preventing message collisions in a communications system
HK04104226A HK1061313A1 (en) 1997-05-16 2004-06-11 A method of and apparatus for detecting and preventing message collisions in a communication system

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK04104226A HK1061313A1 (en) 1997-05-16 2004-06-11 A method of and apparatus for detecting and preventing message collisions in a communication system

Country Status (13)

Country Link
US (2) US6185195B1 (ko)
EP (2) EP0983641B1 (ko)
JP (1) JP2002502563A (ko)
KR (1) KR100641970B1 (ko)
CN (2) CN1244993C (ko)
AT (1) ATE382209T1 (ko)
AU (1) AU7387898A (ko)
DE (1) DE69838906T2 (ko)
ES (1) ES2297884T3 (ko)
HK (2) HK1027449A1 (ko)
TW (1) TW374970B (ko)
WO (1) WO1998052299A1 (ko)
ZA (1) ZA984134B (ko)

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US6721279B1 (en) 1999-02-02 2004-04-13 Pctel, Inc. Method and apparatus for adaptive PCM level estimation and constellation training
FR2791208B1 (fr) * 1999-03-16 2001-04-20 Sagem Procede de transmission de telecopies entre deux telecopieurs relies a un reseau de transmission de donnees
JP3927738B2 (ja) * 1999-10-25 2007-06-13 キヤノン株式会社 通信システム
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US20030224723A1 (en) * 2002-05-30 2003-12-04 Feng-Wen Sun Method and system for providing two-way communication using an overlay of signals over a non-linear communications channel
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US7016488B2 (en) * 2002-06-24 2006-03-21 Freescale Semiconductor, Inc. Method and apparatus for non-linear processing of an audio signal
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US7215765B2 (en) 2002-06-24 2007-05-08 Freescale Semiconductor, Inc. Method and apparatus for pure delay estimation in a communication system
US7058632B1 (en) 2002-06-27 2006-06-06 Unisys Corporation Method and system for facilitating execution of a user-inputted message in a client-server database network
DE60308529T2 (de) * 2002-07-25 2007-06-06 Koninklijke Philips Electronics N.V. Antikollisionsverfahren mit zeitschlitzen mit verarbeitung von informationen, die die zeitschlitze markieren
US7792089B2 (en) * 2002-07-31 2010-09-07 Cattron-Theimeg, Inc. System and method for wireless remote control of locomotives
US20040157548A1 (en) * 2003-02-06 2004-08-12 Eyer Mark Kenneth Home network interface legacy device adapter
US8085806B2 (en) 2003-09-26 2011-12-27 Agere Systems Inc. Method and apparatus for detecting a collision in a carrier sense multiple access wireless system
US20060159035A1 (en) * 2005-01-19 2006-07-20 Shai Waxman Apparatus and method to detect collisions of data packets
CN100547960C (zh) * 2005-03-18 2009-10-07 中国科学院自动化研究所 一种不对称高速半双工通信系统和通信方法
US7808936B2 (en) * 2005-05-09 2010-10-05 J2 Global Communications, Inc. Systems and methods for facsimile echo cancellation
CN101778025B (zh) * 2005-08-25 2012-08-15 杭州华三通信技术有限公司 一种适用低于千兆传输速率的以太网传输装置及方法
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
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
CN1917386B (zh) * 2006-09-05 2010-06-02 华为技术有限公司 一种回波抵消中双讲状态的检测方法
CN101170321B (zh) * 2006-10-25 2010-11-10 杭州华三通信技术有限公司 一种以太网传输装置
US8400913B2 (en) * 2007-05-23 2013-03-19 Microsoft Corporation Method for optimizing near field links
US8559365B2 (en) * 2007-10-30 2013-10-15 Coppergate Communications Ltd. After transmission return signal
JP5325613B2 (ja) * 2009-03-09 2013-10-23 ラピスセミコンダクタ株式会社 エコーキャンセラ装置
US8213957B2 (en) 2009-04-22 2012-07-03 Trueposition, Inc. Network autonomous wireless location system
US20110054586A1 (en) * 2009-04-28 2011-03-03 Endologix, Inc. Apparatus and method of placement of a graft or graft system
US8582443B1 (en) * 2009-11-23 2013-11-12 Marvell International Ltd. Method and apparatus for virtual cable test using echo canceller coefficients
WO2017130097A1 (en) * 2016-01-25 2017-08-03 Valens Semiconductor Ltd. Fast adaptive digital canceller
CN112423403A (zh) * 2019-08-23 2021-02-26 微芯片技术股份有限公司 检测网络上的冲突
CN112422385B (zh) 2019-08-23 2022-11-29 微芯片技术股份有限公司 用于改进的媒体访问的接口以及相关的系统、方法和设备
CN112422153B (zh) 2019-08-23 2023-04-07 微芯片技术股份有限公司 检测到共享传输介质处冲突后处理数据接收的方法和系统
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Also Published As

Publication number Publication date
EP0983641B1 (en) 2007-12-26
DE69838906T2 (de) 2008-12-11
CN1474519A (zh) 2004-02-11
JP2002502563A (ja) 2002-01-22
KR100641970B1 (ko) 2006-11-02
US6185195B1 (en) 2001-02-06
ATE382209T1 (de) 2008-01-15
ES2297884T3 (es) 2008-05-01
KR20010012637A (ko) 2001-02-26
CN1267408A (zh) 2000-09-20
US6487179B1 (en) 2002-11-26
CN1244993C (zh) 2006-03-08
AU7387898A (en) 1998-12-08
TW374970B (en) 1999-11-21
WO1998052299A1 (en) 1998-11-19
DE69838906D1 (de) 2008-02-07
ZA984134B (en) 1998-11-20
EP1478101A1 (en) 2004-11-17
HK1061313A1 (en) 2004-09-10
CN1140067C (zh) 2004-02-25
EP0983641A1 (en) 2000-03-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20120514