JPH0423859B2 - - Google Patents

Info

Publication number
JPH0423859B2
JPH0423859B2 JP18322582A JP18322582A JPH0423859B2 JP H0423859 B2 JPH0423859 B2 JP H0423859B2 JP 18322582 A JP18322582 A JP 18322582A JP 18322582 A JP18322582 A JP 18322582A JP H0423859 B2 JPH0423859 B2 JP H0423859B2
Authority
JP
Japan
Prior art keywords
phase
output
value
phase control
signal
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
JP18322582A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5972850A (ja
Inventor
Kojiro Watanabe
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
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP18322582A priority Critical patent/JPS5972850A/ja
Priority to DE8383109861T priority patent/DE3381073D1/de
Priority to EP83109861A priority patent/EP0105513B1/en
Priority to US06/539,017 priority patent/US4542514A/en
Priority to CA000438337A priority patent/CA1224531A/en
Priority to AU19863/83A priority patent/AU555705B2/en
Publication of JPS5972850A publication Critical patent/JPS5972850A/ja
Publication of JPH0423859B2 publication Critical patent/JPH0423859B2/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
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP18322582A 1982-10-04 1982-10-19 キャリア位相擾乱測定装置 Granted JPS5972850A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP18322582A JPS5972850A (ja) 1982-10-19 1982-10-19 キャリア位相擾乱測定装置
DE8383109861T DE3381073D1 (de) 1982-10-04 1983-10-03 Verfahren zur qualitaetsmessung eines empfangssignals eines empfaengers in einem zweidimensionalen linear modulierten datenuebertragungssystem.
EP83109861A EP0105513B1 (en) 1982-10-04 1983-10-03 Method of measuring quality of a signal received by a receiver of a two-dimensional linear modulation data communication system
US06/539,017 US4542514A (en) 1982-10-04 1983-10-04 Method of measuring quality of a signal received by a receiver of a two-dimensional linear modulation data communication system
CA000438337A CA1224531A (en) 1982-10-04 1983-10-04 Method of measuring quality of a signal received by a receiver of a two-dimensional linear modulation data communication system
AU19863/83A AU555705B2 (en) 1982-10-04 1983-10-05 Qam quality monitoring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18322582A JPS5972850A (ja) 1982-10-19 1982-10-19 キャリア位相擾乱測定装置

Publications (2)

Publication Number Publication Date
JPS5972850A JPS5972850A (ja) 1984-04-24
JPH0423859B2 true JPH0423859B2 (enrdf_load_stackoverflow) 1992-04-23

Family

ID=16131975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18322582A Granted JPS5972850A (ja) 1982-10-04 1982-10-19 キャリア位相擾乱測定装置

Country Status (1)

Country Link
JP (1) JPS5972850A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0821960B2 (ja) * 1987-05-09 1996-03-04 富士通株式会社 位相ジッタモニタ装置
JPH06297881A (ja) * 1993-04-15 1994-10-25 Ishizaki Shizai Kk カレンダー

Also Published As

Publication number Publication date
JPS5972850A (ja) 1984-04-24

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