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GB1539754A - Method of and apparatus for detecting two-phase modulation - Google Patents

Method of and apparatus for detecting two-phase modulation

Info

Publication number
GB1539754A
GB1539754A GB2194976A GB2194976A GB1539754A GB 1539754 A GB1539754 A GB 1539754A GB 2194976 A GB2194976 A GB 2194976A GB 2194976 A GB2194976 A GB 2194976A GB 1539754 A GB1539754 A GB 1539754A
Authority
GB
United Kingdom
Prior art keywords
detecting
phase modulation
modulation
phase
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
Application number
GB2194976A
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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
Priority claimed from DE19752524034 external-priority patent/DE2524034C3/en
Application filed by Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of GB1539754A publication Critical patent/GB1539754A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Manipulation Of Pulses (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
GB2194976A 1975-05-30 1976-05-27 Method of and apparatus for detecting two-phase modulation Expired GB1539754A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752524034 DE2524034C3 (en) 1975-05-30 Code word reception method

Publications (1)

Publication Number Publication Date
GB1539754A true GB1539754A (en) 1979-01-31

Family

ID=5947829

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2194976A Expired GB1539754A (en) 1975-05-30 1976-05-27 Method of and apparatus for detecting two-phase modulation

Country Status (5)

Country Link
JP (1) JPS591024B2 (en)
CA (1) CA1057358A (en)
FR (1) FR2312894A1 (en)
GB (1) GB1539754A (en)
IT (1) IT1062938B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0750411A2 (en) * 1991-07-30 1996-12-27 Nec Corporation Unique word detector for use in a coherent demodulator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736507A (en) * 1971-08-19 1973-05-29 Communications Satellite Co Phase ambiguity resolution for four phase psk communications systems
FR2226789B1 (en) * 1973-04-20 1980-03-28 Nippon Electric Co

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0750411A2 (en) * 1991-07-30 1996-12-27 Nec Corporation Unique word detector for use in a coherent demodulator
EP0750411A3 (en) * 1991-07-30 1997-01-08 Nec Corporation Unique word detector for use in a coherent demodulator

Also Published As

Publication number Publication date
IT1062938B (en) 1985-02-11
JPS591024B2 (en) 1984-01-10
CA1057358A (en) 1979-06-26
DE2524034A1 (en) 1976-12-02
FR2312894B1 (en) 1981-06-12
FR2312894A1 (en) 1976-12-24
JPS51147241A (en) 1976-12-17
DE2524034B2 (en) 1977-06-02

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920527