HK138396A - Optical receiver - Google Patents

Optical receiver

Info

Publication number
HK138396A
HK138396A HK138396A HK138396A HK138396A HK 138396 A HK138396 A HK 138396A HK 138396 A HK138396 A HK 138396A HK 138396 A HK138396 A HK 138396A HK 138396 A HK138396 A HK 138396A
Authority
HK
Hong Kong
Prior art keywords
pct
date
tdma frame
clamping
quiet phase
Prior art date
Application number
HK138396A
Other languages
English (en)
Inventor
Donald Eric Arthur Clarke
Original Assignee
British Telecomm
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 British Telecomm filed Critical British Telecomm
Publication of HK138396A publication Critical patent/HK138396A/xx

Links

Classifications

    • 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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection

Landscapes

  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Optical Communication System (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Small-Scale Networks (AREA)
HK138396A 1989-10-18 1996-07-25 Optical receiver HK138396A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898923488A GB8923488D0 (en) 1989-10-18 1989-10-18 Optical receiver

Publications (1)

Publication Number Publication Date
HK138396A true HK138396A (en) 1996-08-02

Family

ID=10664785

Family Applications (1)

Application Number Title Priority Date Filing Date
HK138396A HK138396A (en) 1989-10-18 1996-07-25 Optical receiver

Country Status (13)

Country Link
US (1) US5353143A (no)
EP (1) EP0495855B1 (no)
JP (1) JP3205334B2 (no)
AT (1) ATE115796T1 (no)
CA (1) CA2067487C (no)
DE (1) DE69015203T2 (no)
DK (1) DK0495855T3 (no)
ES (1) ES2065551T3 (no)
FI (1) FI921734A0 (no)
GB (1) GB8923488D0 (no)
HK (1) HK138396A (no)
NO (1) NO303859B1 (no)
WO (1) WO1991006157A1 (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9001595D0 (en) * 1990-01-24 1990-03-21 British Telecomm Passive optical network
EP0616444A3 (en) * 1993-03-15 1994-10-19 Koninkl Philips Electronics Nv Telecommunication system with ranging.
US5519830A (en) * 1993-06-10 1996-05-21 Adc Telecommunications, Inc. Point-to-multipoint performance monitoring and failure isolation system
GB2281161B (en) * 1993-08-04 1997-05-28 Fulcrum Communications Limited Optical data communications networks
GB9604020D0 (en) * 1996-02-26 1996-04-24 Wells David Optical network
US7120327B2 (en) * 2002-11-27 2006-10-10 International Business Machines Corporation Backplane assembly with board to board optical interconnections
US7388535B1 (en) * 2006-07-20 2008-06-17 Nortel Networks Limited Digitizing front end for optical receiver

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3171978A (en) * 1961-09-18 1965-03-02 Burroughs Corp Timing networks
DE1172300B (de) * 1962-07-11 1964-06-18 Fernseh Gmbh Verfahren und Schaltungsanordnung zur UEbertragung eines Videosignals
AU547807B2 (en) * 1980-08-27 1985-11-07 Alcatel N.V. Signal receivers
GB2155718B (en) * 1984-03-08 1987-01-28 Standard Telephones Cables Ltd Local area network
US4648133A (en) * 1984-08-07 1987-03-03 The Unites States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Synchronization tracking in pulse position modulation receiver
US4634890A (en) * 1984-09-06 1987-01-06 Thomson Components-Mostek Corporation Clamping circuit finding particular application between a single sided output of a computer memory and a differential amplifier sensing circuit
GB2175176A (en) * 1985-05-10 1986-11-19 Philips Electronic And Assaoci Signal transmission arrangement, a transmitter and a receiver for such an arrangement and a communication system including such an arrangement
GB8727846D0 (en) * 1987-11-27 1987-12-31 British Telecomm Optical communications network

Also Published As

Publication number Publication date
NO303859B1 (no) 1998-09-07
CA2067487C (en) 1998-02-17
GB8923488D0 (en) 1989-12-06
US5353143A (en) 1994-10-04
EP0495855B1 (en) 1994-12-14
WO1991006157A1 (en) 1991-05-02
DE69015203D1 (de) 1995-01-26
ATE115796T1 (de) 1994-12-15
JPH05501033A (ja) 1993-02-25
EP0495855A1 (en) 1992-07-29
DK0495855T3 (da) 1995-05-01
FI921734A (fi) 1992-04-16
CA2067487A1 (en) 1991-04-19
NO921516L (no) 1992-06-15
NO921516D0 (no) 1992-04-15
JP3205334B2 (ja) 2001-09-04
FI921734A0 (fi) 1992-04-16
DE69015203T2 (de) 1995-05-04
ES2065551T3 (es) 1995-02-16

Similar Documents

Publication Publication Date Title
GB8717220D0 (en) Subscriber unit for telephone system
AU647717B2 (en) Subscriber loop tester for telephone switching systems
EP0202648A3 (en) Digital network system having arrangement for testing digital subscriber line
GB8923488D0 (en) Optical receiver
GB9213351D0 (en) Sdh data transmission timing
GB2256776B (en) Maintenance terminal unit loopback facility
IL108954A0 (en) A switching device for transmitting telecommunication signals
EP0211675A2 (en) Line terminating apparatus
EP0269001A3 (en) Optical subscriber network transmission system
EP0468631A3 (en) Power system for telephone systems with street cabinets connected to terminals and to an exchange
JPS5689148A (en) Radio device of switching without instantaneous break
ES2076103A2 (es) Sistema de comunicaciones digitales con acceso multiple por division en el tiempo mediante fibra optica.
JPS57164647A (en) Parallel operation for telephone device on digital loop
JPS6465997A (en) System for announcing line switching of pbx
EP0445392A3 (en) Device for transmission of telecommunication signals
EP0297326A3 (en) Circuitry for a connection component in a time division multiplex digital telecommunications network
JPS6481491A (en) Subscriber line terminator
HUT43772A (en) Apparatus for testing reliability parameters, preferably for telecommunication network system elements
CS528490A3 (en) Loop current limiter for subscriber apparatus of aut-ub telephone line
JPH02196536A (ja) クロック供給装置
EP0483935A3 (en) Active star network for an optical transmission system
JPS56154898A (en) Signal transmission and reception system of time-division switchboard
JPS57118450A (en) Pcm-fdm mutual converter

Legal Events

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