JPS55128954A - Phase deciding device - Google Patents

Phase deciding device

Info

Publication number
JPS55128954A
JPS55128954A JP3620679A JP3620679A JPS55128954A JP S55128954 A JPS55128954 A JP S55128954A JP 3620679 A JP3620679 A JP 3620679A JP 3620679 A JP3620679 A JP 3620679A JP S55128954 A JPS55128954 A JP S55128954A
Authority
JP
Japan
Prior art keywords
signal
absolute value
signals
phase
delivered
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
JP3620679A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6340060B2 (cg-RX-API-DMAC7.html
Inventor
Kunihiro Yamada
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP3620679A priority Critical patent/JPS55128954A/ja
Publication of JPS55128954A publication Critical patent/JPS55128954A/ja
Publication of JPS6340060B2 publication Critical patent/JPS6340060B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measuring Phase Differences (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP3620679A 1979-03-29 1979-03-29 Phase deciding device Granted JPS55128954A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3620679A JPS55128954A (en) 1979-03-29 1979-03-29 Phase deciding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3620679A JPS55128954A (en) 1979-03-29 1979-03-29 Phase deciding device

Publications (2)

Publication Number Publication Date
JPS55128954A true JPS55128954A (en) 1980-10-06
JPS6340060B2 JPS6340060B2 (cg-RX-API-DMAC7.html) 1988-08-09

Family

ID=12463260

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3620679A Granted JPS55128954A (en) 1979-03-29 1979-03-29 Phase deciding device

Country Status (1)

Country Link
JP (1) JPS55128954A (cg-RX-API-DMAC7.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002069592A1 (en) * 2001-02-27 2002-09-06 Matsushita Electric Industrial Co., Ltd. Decoder and decoding method
US6621332B2 (en) 2001-04-26 2003-09-16 Mitsubishi Denki Kabushiki Kaisha Demodulator and demodulation method of DQPSK system with reduced circuit scale
WO2011016205A1 (ja) * 2009-08-05 2011-02-10 パナソニック株式会社 受信装置及び受信方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51142256A (en) * 1975-06-03 1976-12-07 Nippon Telegr & Teleph Corp <Ntt> Phase-discrimination circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51142256A (en) * 1975-06-03 1976-12-07 Nippon Telegr & Teleph Corp <Ntt> Phase-discrimination circuit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002069592A1 (en) * 2001-02-27 2002-09-06 Matsushita Electric Industrial Co., Ltd. Decoder and decoding method
US6621332B2 (en) 2001-04-26 2003-09-16 Mitsubishi Denki Kabushiki Kaisha Demodulator and demodulation method of DQPSK system with reduced circuit scale
WO2011016205A1 (ja) * 2009-08-05 2011-02-10 パナソニック株式会社 受信装置及び受信方法

Also Published As

Publication number Publication date
JPS6340060B2 (cg-RX-API-DMAC7.html) 1988-08-09

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