DE69627886D1 - Robustes verfahren und vorrichtung zur leitungsgebundenen optischen mehrmodenübertragung - Google Patents

Robustes verfahren und vorrichtung zur leitungsgebundenen optischen mehrmodenübertragung

Info

Publication number
DE69627886D1
DE69627886D1 DE69627886T DE69627886T DE69627886D1 DE 69627886 D1 DE69627886 D1 DE 69627886D1 DE 69627886 T DE69627886 T DE 69627886T DE 69627886 T DE69627886 T DE 69627886T DE 69627886 D1 DE69627886 D1 DE 69627886D1
Authority
DE
Germany
Prior art keywords
control field
stations
synchronization
robust
receiving stations
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
DE69627886T
Other languages
English (en)
Other versions
DE69627886T2 (de
Inventor
Lange Martin De
Rudolf Gfeller
Walter Hirt
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE69627886D1 publication Critical patent/DE69627886D1/de
Publication of DE69627886T2 publication Critical patent/DE69627886T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1141—One-way transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1149—Arrangements for indoor wireless networking of information
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69627886T 1996-01-03 1996-01-03 Robustes verfahren und vorrichtung zur leitungsgebundenen optischen mehrmodenübertragung Expired - Lifetime DE69627886T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002241937A CA2241937C (en) 1996-01-03 1996-01-03 Robust method and apparatus enabling multi-mode wireless optical communication
PCT/IB1996/000002 WO1997025788A1 (en) 1996-01-03 1996-01-03 Robust method and apparatus enabling multi-mode wireless optical communication
CNB961995165A CN1297085C (zh) 1996-01-03 1996-01-03 实现多模式无线光通信的健壮方法和装置

Publications (2)

Publication Number Publication Date
DE69627886D1 true DE69627886D1 (de) 2003-06-05
DE69627886T2 DE69627886T2 (de) 2004-05-19

Family

ID=27170746

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69627886T Expired - Lifetime DE69627886T2 (de) 1996-01-03 1996-01-03 Robustes verfahren und vorrichtung zur leitungsgebundenen optischen mehrmodenübertragung

Country Status (13)

Country Link
US (1) US6442145B1 (de)
EP (1) EP0872049B1 (de)
JP (1) JP3202755B2 (de)
CN (1) CN1297085C (de)
AT (1) ATE239332T1 (de)
CA (1) CA2241937C (de)
CZ (1) CZ204098A3 (de)
DE (1) DE69627886T2 (de)
ES (1) ES2193232T3 (de)
HK (1) HK1016369A1 (de)
HU (1) HUP0001749A3 (de)
PL (1) PL180350B1 (de)
WO (1) WO1997025788A1 (de)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19722114C2 (de) * 1997-05-27 2003-04-30 Bosch Gmbh Robert Taktsignal-Bereitstellungsvorrichtung und -verfahren
DE19743170A1 (de) * 1997-09-30 1999-04-01 Daimler Benz Ag Kommunikationssystem
DE69719573T2 (de) * 1997-11-18 2003-12-11 International Business Machines Corp., Armonk Verfahren und vorrichtung zur verbesserten schnurrlosen optischen kommunikation
US6317495B1 (en) * 1997-12-19 2001-11-13 Wm. Marsh Rice University Spectral optimization and joint signaling techniques with multi-line separation for communication in the presence of crosstalk
US6192070B1 (en) * 1998-01-02 2001-02-20 Mitsubishi Electric Research Laboratories, Inc. Universal modem for digital video, audio and data communications
US6950444B1 (en) * 1999-08-24 2005-09-27 Paradyne Corporation System and method for a robust preamble and transmission delimiting in a switched-carrier transceiver
US20020167949A1 (en) * 1998-02-26 2002-11-14 Gordon Bremer Apparatus and method for asynchronous transfer mode (ATM) adaptive time domain duplex (ATDD) communication
FI107365B (fi) * 1998-04-27 2001-07-13 Nokia Mobile Phones Ltd Menetelmä ja järjestelmä muuttuvan datankäsittelyn ilmaisemiseksi tiedonsiirtoyhteydessä
US6529730B1 (en) * 1998-05-15 2003-03-04 Conexant Systems, Inc System and method for adaptive multi-rate (AMR) vocoder rate adaption
JP2000215598A (ja) * 1999-01-27 2000-08-04 Sony Corp デジタル信号伝送方法、デジタル信号伝送システム、デジタル信号伝送装置及び記録媒体
DE60007487T2 (de) 1999-07-12 2004-09-16 International Business Machines Corp. Anordnung und Verfahren zum Bestimmen der Datenrate in einem drahtlosen Kommunikationssystem
US6714589B1 (en) * 2000-01-04 2004-03-30 Legerity, Inc. Communication device with primitive synchronization signal
EP1295453A1 (de) * 2000-05-25 2003-03-26 Soma Networks, Inc. Kanal mit qualitätsabhängiger datenkommunikation
KR100389816B1 (ko) * 2000-06-24 2003-07-02 삼성전자주식회사 고속 데이터 전송을 위한 통신시스템의 전송율제어 정보전송 방법 및 장치
US6925070B2 (en) 2000-07-31 2005-08-02 Ipr Licensing, Inc. Time-slotted data packets with a preamble
JP3511988B2 (ja) * 2000-08-10 2004-03-29 日本電気株式会社 フレーム転送装置、フレーム転送方法、フレーム転送システム
US6888819B1 (en) * 2000-10-04 2005-05-03 Yitran Communications Ltd. Media access control utilizing synchronization signaling
US20020098799A1 (en) * 2001-01-19 2002-07-25 Struhsaker Paul F. Apparatus and method for operating a subscriber interface in a fixed wireless system
DE10105794A1 (de) * 2001-02-07 2002-08-08 Philips Corp Intellectual Pty Kommunikationssystem, Verfahren und Signal für zeitlagencodierte Datenübertragung
CN1161901C (zh) * 2001-05-14 2004-08-11 华为技术有限公司 光通信系统中上行高速数据的同步接收方法与电路
US7104534B2 (en) * 2001-06-08 2006-09-12 Broadcom Corporation System and method for detecting collisions in a shared communications medium
US6564160B2 (en) * 2001-06-22 2003-05-13 Agilent Technologies, Inc. Random sampling with phase measurement
US7023876B2 (en) 2001-07-09 2006-04-04 Quantum Corporation Point-to-point protocol
US20030142742A1 (en) * 2002-01-30 2003-07-31 Rf Saw Components, Incorporated Modulation by combined multi-pulse per group with simultaneous phase and time shift keying and method of using the same
US7106733B2 (en) * 2002-03-20 2006-09-12 Intel Corporation Method and apparatus for network header compression
US7867092B2 (en) * 2002-04-08 2011-01-11 Igt Gaming apparatus with an optical wireless system
US7853260B2 (en) * 2002-04-29 2010-12-14 Nokia Corporation Method and apparatus for cell identification for uplink interference avoidance using inter-frequency measurements
US7525948B2 (en) * 2002-04-29 2009-04-28 Nokia Corporation Method and apparatus for utilizing synchronization information
US20040117494A1 (en) * 2002-12-16 2004-06-17 Mitchell Larry J. Method and system for dynamically reconfiguring pervasive device communication channels
US7548579B1 (en) * 2003-03-31 2009-06-16 3Com Corporation Symbol spreading method and device for OFDM systems
US7009501B2 (en) * 2003-05-22 2006-03-07 Disney Enterprises, Inc. System and method of optical data communication with multiple simultaneous emitters and receivers
WO2005022692A2 (en) 2003-08-21 2005-03-10 Hill-Rom Services, Inc. Plug and receptacle having wired and wireless coupling
CN1867924A (zh) * 2003-09-15 2006-11-22 射频表面声波元件公司 Saw识别标签鉴别方法
DE10351286B4 (de) * 2003-10-31 2009-12-31 Sennheiser Electronic Gmbh & Co. Kg Infrarot-Kopfhörer/Hörhilfe
US7095789B2 (en) * 2004-01-28 2006-08-22 Rambus, Inc. Communication channel calibration for drift conditions
US7305476B2 (en) * 2004-02-01 2007-12-04 Phonex Broadband Corporation Method and system for network synchronization and isolation
US20050204266A1 (en) * 2004-03-15 2005-09-15 Mahadevappa Ravishankar H. Generalized puncturing in a communication system
WO2006012211A2 (en) * 2004-06-24 2006-02-02 Meshnetworks, Inc. A system and method for adaptive rate selection for wireless networks
KR100601690B1 (ko) * 2004-07-06 2006-07-14 삼성전자주식회사 무선 랜 기반의 무선 프린팅 시스템 및 방법
US7884735B2 (en) 2005-02-11 2011-02-08 Hill-Rom Services, Inc. Transferable patient care equipment support
BRPI0617022A2 (pt) * 2005-09-14 2011-07-12 Interdigital Tech Corp método e aparelho de proteção de estações de alto rendimento
JP4991034B2 (ja) * 2005-11-04 2012-08-01 エルジー エレクトロニクス インコーポレイティド モバイル通信ターミナル及びモバイル通信ターミナルのメディア再生時間を計算する方法
CN101043506B (zh) * 2006-03-20 2010-07-14 中兴通讯股份有限公司 一种自动判断接入业务类型的方法
FR2902589A1 (fr) * 2006-06-20 2007-12-21 France Telecom Procede de communication, stations emettrice et receptrice et programmes d'ordinateur associes
CN101207534B (zh) * 2006-12-20 2010-04-14 华为技术有限公司 一种信号发送方法以及通讯系统
US7894466B2 (en) * 2006-12-29 2011-02-22 Nokia Corporation Apparatus, methods and computer program products providing pattern masking and traffic rule matrix scheduling for multiradio control
CN101399602B (zh) * 2007-09-26 2013-01-02 展讯通信（上海）有限公司 一种时分系统帧及其设置方法、处理方法和设备
CN101399796B (zh) * 2007-09-28 2012-05-09 展讯通信（上海）有限公司 时分系统接收帧处理方法和设备
KR20090043059A (ko) * 2007-10-29 2009-05-06 삼성전자주식회사 무선 광통신 방법 및 이를 위한 휴대 단말기
ATE531136T1 (de) * 2008-07-11 2011-11-15 Stichting Imec Nederland Verfahren für schnelle uwb-ir-basisband- empfängersynchronisation mit niedrigem stromverbrauch
JP5325526B2 (ja) * 2008-10-17 2013-10-23 三星電子株式会社 可視光通信システム、及び可視光通信方法
US8855102B2 (en) * 2010-01-29 2014-10-07 Elster Solutions, Llc Wireless communications providing interoperability between devices capable of communicating at different data rates
MX2012008612A (es) * 2010-01-29 2012-10-05 Elster Solutions Llc Infraestructura de malla que utiliza rutas de comunicaciones alternas.
US9197981B2 (en) * 2011-04-08 2015-11-24 The Regents Of The University Of Michigan Coordination amongst heterogeneous wireless devices
US8902894B2 (en) * 2011-05-06 2014-12-02 Qualcomm Incorporated Apparatus and methods for wireless communication using a packet structure that indicates whether payload length field and payload are included in the packet
US9081684B2 (en) 2013-08-28 2015-07-14 Landis+Gyr Technologies, Llc Data recovery of data symbols received in error
US10181942B2 (en) 2015-03-16 2019-01-15 Mitsubishi Electric Corporation Optical communication system, optical signal generation device, and optical signal reception device
US9525462B1 (en) 2015-12-04 2016-12-20 Landis+Gyr Technologies, Llc Data recovery of data symbols
US10395769B2 (en) 2015-12-16 2019-08-27 Hill-Rom Services, Inc. Patient care devices with local indication of correspondence and power line interconnectivity
RU2640349C1 (ru) * 2016-07-25 2017-12-28 Федеральное государственное бюджетное образовательное учреждение высшего образования "Поволжский государственный университет телекоммуникаций и информатики" (ФГБОУ ВО ПГУТИ) Способ маршрутизации в беспроводных сетях zigbee
US10819426B2 (en) 2017-09-13 2020-10-27 Osram Sylvania Inc. Techniques for decoding light-based communication messages
WO2021149229A1 (ja) * 2020-01-23 2021-07-29 日本電信電話株式会社 端末装置、通信方法、及び通信システム
EP4147380A1 (de) * 2020-05-08 2023-03-15 Signify Holding B.V. Energieeinsparung für ein optisches drahtloses kommunikationssystem
US11552704B1 (en) * 2021-08-09 2023-01-10 L3Harris Technologies, Inc. Transport data structure useful for transporting information via a free space optical link using a pulsed laser
KR102654227B1 (ko) * 2021-12-24 2024-04-02 김병국 탄소섬유를 이용한 커플링
WO2024054207A1 (en) * 2022-09-08 2024-03-14 Nokia Technologies Oy Methods and apparatus for synchronization signal block transmission

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5099364A (en) * 1985-11-25 1992-03-24 Mitsubishi Denki Kabushiki Kaisha Video recorder with reduced power consumption
US5099346A (en) * 1988-01-27 1992-03-24 Spectrix Corporation Infrared communications network
US5247380A (en) * 1988-01-27 1993-09-21 Spectrix Corp Infrared communications network
US5297144A (en) * 1991-01-22 1994-03-22 Spectrix Corporation Reservation-based polling protocol for a wireless data communications network
US5297185A (en) * 1992-02-13 1994-03-22 North American Philips Corporation Pattern detection and synchronization circuit
IT1256471B (it) * 1992-12-10 1995-12-07 Italtel Spa Metodo per l'acqisizione del sincronismo tra stazione fissa e apparecchio telefonico portatile in un sistema digitale di telefonia cordless
JPH06311160A (ja) * 1993-04-21 1994-11-04 Hitachi Ltd 無線通信方式及び無線端末装置
US5392283A (en) * 1993-08-27 1995-02-21 Motorola, Inc. Data communication protocol
WO1995028777A1 (en) 1994-04-18 1995-10-26 International Business Machines Corporation Wireless optical communication system with adaptive data rates and/or adaptive levels of optical power
US5602669A (en) * 1994-06-30 1997-02-11 Sony Corporation Digital signal transmission apparatus, digital signal transmission method, and digital signal transmitter-receiver
US5684871A (en) * 1995-05-02 1997-11-04 Apple Computer, Inc. Method and apparatus for multi-mode infrared data transmission
US5771462A (en) * 1995-07-07 1998-06-23 International Business Machines Corporation Bus arbitration infrastructure for deployment of wireless networks
US5818826A (en) * 1996-06-17 1998-10-06 International Business Machines Corporation Media access control protocols in a wireless communication network supporting multiple transmission rates

Also Published As

Publication number Publication date
CA2241937C (en) 2004-04-27
HUP0001749A2 (hu) 2000-09-28
CZ204098A3 (cs) 1998-10-14
HK1016369A1 (en) 1999-10-29
EP0872049A1 (de) 1998-10-21
CN1297085C (zh) 2007-01-24
PL180350B1 (pl) 2001-01-31
US6442145B1 (en) 2002-08-27
JPH11502096A (ja) 1999-02-16
CA2241937A1 (en) 1997-07-17
DE69627886T2 (de) 2004-05-19
PL327574A1 (en) 1998-12-21
EP0872049B1 (de) 2003-05-02
WO1997025788A1 (en) 1997-07-17
ES2193232T3 (es) 2003-11-01
CN1207220A (zh) 1999-02-03
HUP0001749A3 (en) 2002-01-28
JP3202755B2 (ja) 2001-08-27
ATE239332T1 (de) 2003-05-15

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Representative=s name: DUSCHER, R., DIPL.-PHYS. DR.RER.NAT., PAT.-ANW., 7