JPS52149951A - Carrier regeneration circuit - Google Patents

Carrier regeneration circuit

Info

Publication number
JPS52149951A
JPS52149951A JP6732976A JP6732976A JPS52149951A JP S52149951 A JPS52149951 A JP S52149951A JP 6732976 A JP6732976 A JP 6732976A JP 6732976 A JP6732976 A JP 6732976A JP S52149951 A JPS52149951 A JP S52149951A
Authority
JP
Japan
Prior art keywords
regeneration circuit
carrier regeneration
carrier
phase
regenerate
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.)
Granted
Application number
JP6732976A
Other languages
English (en)
Japanese (ja)
Other versions
JPS562466B2 (OSRAM
Inventor
Susumu Otani
Toshitake Noguchi
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP6732976A priority Critical patent/JPS52149951A/ja
Priority to US05/803,900 priority patent/US4097813A/en
Priority to CA280,064A priority patent/CA1083678A/en
Priority to IT24447/77A priority patent/IT1083809B/it
Publication of JPS52149951A publication Critical patent/JPS52149951A/ja
Publication of JPS562466B2 publication Critical patent/JPS562466B2/ja
Granted 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
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
    • H04L27/2276—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals using frequency multiplication or harmonic tracking

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP6732976A 1976-06-08 1976-06-08 Carrier regeneration circuit Granted JPS52149951A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP6732976A JPS52149951A (en) 1976-06-08 1976-06-08 Carrier regeneration circuit
US05/803,900 US4097813A (en) 1976-06-08 1977-06-06 Carrier wave recovery circuit
CA280,064A CA1083678A (en) 1976-06-08 1977-06-07 Carrier wave recovery circuit
IT24447/77A IT1083809B (it) 1976-06-08 1977-06-07 Circuito di ricupero di onda portante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6732976A JPS52149951A (en) 1976-06-08 1976-06-08 Carrier regeneration circuit

Publications (2)

Publication Number Publication Date
JPS52149951A true JPS52149951A (en) 1977-12-13
JPS562466B2 JPS562466B2 (OSRAM) 1981-01-20

Family

ID=13341864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6732976A Granted JPS52149951A (en) 1976-06-08 1976-06-08 Carrier regeneration circuit

Country Status (4)

Country Link
US (1) US4097813A (OSRAM)
JP (1) JPS52149951A (OSRAM)
CA (1) CA1083678A (OSRAM)
IT (1) IT1083809B (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180779A (en) * 1978-09-21 1979-12-25 The United States Of America As Represented By The Secretary Of The Air Force QPSK Demodulator with two-step quadrupler and/or time-multiplexing quadrupling
US4338579A (en) * 1980-07-30 1982-07-06 Communications Satelite Corp. Frequency shift offset quadrature modulation and demodulation
JP4607391B2 (ja) * 2001-08-29 2011-01-05 株式会社日立国際電気 搬送波抽出回路
WO2009113015A2 (en) * 2008-03-10 2009-09-17 Nxp B.V. Data processing system
JP6550006B2 (ja) * 2016-03-28 2019-07-24 株式会社ジャパンディスプレイ タッチ検出機能付き表示装置及び制御方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3638125A (en) * 1969-11-26 1972-01-25 Bell Telephone Labor Inc Apparatus and method for the synchronous detection of a differentially phase modulated signal

Also Published As

Publication number Publication date
IT1083809B (it) 1985-05-25
US4097813A (en) 1978-06-27
JPS562466B2 (OSRAM) 1981-01-20
CA1083678A (en) 1980-08-12

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