GB8730224D0 - Optical phase-diversity receiver - Google Patents

Optical phase-diversity receiver

Info

Publication number
GB8730224D0
GB8730224D0 GB8730224A GB8730224A GB8730224D0 GB 8730224 D0 GB8730224 D0 GB 8730224D0 GB 8730224 A GB8730224 A GB 8730224A GB 8730224 A GB8730224 A GB 8730224A GB 8730224 D0 GB8730224 D0 GB 8730224D0
Authority
GB
United Kingdom
Prior art keywords
optical phase
diversity receiver
diversity
receiver
optical
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.)
Withdrawn
Application number
GB8730224A
Other versions
GB2214381A (en
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB8730224A priority Critical patent/GB2214381A/en
Publication of GB8730224D0 publication Critical patent/GB8730224D0/en
Publication of GB2214381A publication Critical patent/GB2214381A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60Receivers
    • H04B10/61Coherent receivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60Receivers
    • H04B10/61Coherent receivers
    • H04B10/613Coherent receivers including phase diversity, e.g., having in-phase and quadrature branches, as in QPSK coherent receivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60Receivers
    • H04B10/61Coherent receivers
    • H04B10/614Coherent receivers comprising one or more polarization beam splitters, e.g. polarization multiplexed [PolMux] X-PSK coherent receivers, polarization diversity heterodyne coherent receivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60Receivers
    • H04B10/61Coherent receivers
    • H04B10/64Heterodyne, i.e. coherent receivers where, after the opto-electronic conversion, an electrical signal at an intermediate frequency [IF] is obtained

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
GB8730224A 1987-12-29 1987-12-29 Optical phase-diversity receivers Withdrawn GB2214381A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8730224A GB2214381A (en) 1987-12-29 1987-12-29 Optical phase-diversity receivers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8730224A GB2214381A (en) 1987-12-29 1987-12-29 Optical phase-diversity receivers

Publications (2)

Publication Number Publication Date
GB8730224D0 true GB8730224D0 (en) 1988-02-03
GB2214381A GB2214381A (en) 1989-08-31

Family

ID=10629114

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8730224A Withdrawn GB2214381A (en) 1987-12-29 1987-12-29 Optical phase-diversity receivers

Country Status (1)

Country Link
GB (1) GB2214381A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5491763A (en) * 1992-04-03 1996-02-13 Koninklijke Ptt Nederland N.V. Optical hybrid with 3×3 coupling device
NL9200633A (en) * 1992-04-03 1993-11-01 Nederland Ptt OPTICAL HYBRID.
US5473463A (en) * 1993-05-13 1995-12-05 Koninklijke Ptt Nederland N.V. Optical hybrid
US6256103B1 (en) * 2000-02-17 2001-07-03 Agilent Technologies, Inc. System and method for optical heterodyne detection of an optical signal
US20030016425A1 (en) * 2001-07-19 2003-01-23 Tan Tun Sein Polarization diversity receiver with planar waveguide and polarizing beam splitter
US7532822B2 (en) 2005-02-28 2009-05-12 Nortel Networks Limited Clock recovery from an optical signal with polarization impairments
US7555227B2 (en) 2005-10-21 2009-06-30 Nortel Networks Limited Polarization compensation in a coherent optical receiver
US7606498B1 (en) 2005-10-21 2009-10-20 Nortel Networks Limited Carrier recovery in a coherent optical receiver
US7522841B2 (en) 2005-10-21 2009-04-21 Nortel Networks Limited Efficient data transmission and training of data processing functions
EP4117202A1 (en) * 2021-07-09 2023-01-11 Mitsubishi Electric R & D Centre Europe B.V. Coherent optical receiver

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3694656A (en) * 1970-10-28 1972-09-26 Raytheon Co Balanced optical demodulator
GB2172766B (en) * 1985-03-21 1988-12-21 Stc Plc Optical receiver
GB8514264D0 (en) * 1985-06-06 1985-07-10 British Telecomm Coherent optical receivers

Also Published As

Publication number Publication date
GB2214381A (en) 1989-08-31

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)