ATE239332T1 - Robustes verfahren und vorrichtung zur leitungsgebundenen optischen mehrmodenübertragung - Google Patents

Robustes verfahren und vorrichtung zur leitungsgebundenen optischen mehrmodenübertragung

Info

Publication number
ATE239332T1
ATE239332T1 AT96900002T AT96900002T ATE239332T1 AT E239332 T1 ATE239332 T1 AT E239332T1 AT 96900002 T AT96900002 T AT 96900002T AT 96900002 T AT96900002 T AT 96900002T AT E239332 T1 ATE239332 T1 AT E239332T1
Authority
AT
Austria
Prior art keywords
control field
stations
synchronization
robust
receiving stations
Prior art date
Application number
AT96900002T
Other languages
English (en)
Inventor
Lange Martin De
Fritz Rudolf Gfeller
Walter Hirt
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of ATE239332T1 publication Critical patent/ATE239332T1/de

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)
  • Small-Scale Networks (AREA)
AT96900002T 1996-01-03 1996-01-03 Robustes verfahren und vorrichtung zur leitungsgebundenen optischen mehrmodenübertragung ATE239332T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
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
PCT/IB1996/000002 WO1997025788A1 (en) 1996-01-03 1996-01-03 Robust method and apparatus enabling multi-mode wireless optical communication
CA002241937A CA2241937C (en) 1996-01-03 1996-01-03 Robust method and apparatus enabling multi-mode wireless optical communication

Publications (1)

Publication Number Publication Date
ATE239332T1 true ATE239332T1 (de) 2003-05-15

Family

ID=27170746

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96900002T ATE239332T1 (de) 1996-01-03 1996-01-03 Robustes verfahren und vorrichtung zur leitungsgebundenen optischen mehrmodenübertragung

Country Status (12)

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)
HU (1) HUP0001749A3 (de)
PL (1) PL180350B1 (de)
WO (1) WO1997025788A1 (de)

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Also Published As

Publication number Publication date
ES2193232T3 (es) 2003-11-01
JPH11502096A (ja) 1999-02-16
CA2241937A1 (en) 1997-07-17
CZ204098A3 (cs) 1998-10-14
PL327574A1 (en) 1998-12-21
CN1297085C (zh) 2007-01-24
EP0872049A1 (de) 1998-10-21
DE69627886T2 (de) 2004-05-19
US6442145B1 (en) 2002-08-27
CA2241937C (en) 2004-04-27
EP0872049B1 (de) 2003-05-02
WO1997025788A1 (en) 1997-07-17
DE69627886D1 (de) 2003-06-05
JP3202755B2 (ja) 2001-08-27
HK1016369A1 (en) 1999-10-29
HUP0001749A3 (en) 2002-01-28
CN1207220A (zh) 1999-02-03
HUP0001749A2 (hu) 2000-09-28
PL180350B1 (pl) 2001-01-31

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