JPH0374061B2 - - Google Patents

Info

Publication number
JPH0374061B2
JPH0374061B2 JP57092511A JP9251182A JPH0374061B2 JP H0374061 B2 JPH0374061 B2 JP H0374061B2 JP 57092511 A JP57092511 A JP 57092511A JP 9251182 A JP9251182 A JP 9251182A JP H0374061 B2 JPH0374061 B2 JP H0374061B2
Authority
JP
Japan
Prior art keywords
signal
circuit
control signal
initial value
carrier
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 - Lifetime
Application number
JP57092511A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58209254A (ja
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 filed Critical
Priority to JP57092511A priority Critical patent/JPS58209254A/ja
Publication of JPS58209254A publication Critical patent/JPS58209254A/ja
Publication of JPH0374061B2 publication Critical patent/JPH0374061B2/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
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Filters That Use Time-Delay Elements (AREA)
JP57092511A 1982-05-31 1982-05-31 復調器 Granted JPS58209254A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57092511A JPS58209254A (ja) 1982-05-31 1982-05-31 復調器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57092511A JPS58209254A (ja) 1982-05-31 1982-05-31 復調器

Publications (2)

Publication Number Publication Date
JPS58209254A JPS58209254A (ja) 1983-12-06
JPH0374061B2 true JPH0374061B2 (enExample) 1991-11-25

Family

ID=14056335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57092511A Granted JPS58209254A (ja) 1982-05-31 1982-05-31 復調器

Country Status (1)

Country Link
JP (1) JPS58209254A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2704025B2 (ja) * 1990-04-06 1998-01-26 日本電気株式会社 データ復調装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS492416A (enExample) * 1972-04-18 1974-01-10

Also Published As

Publication number Publication date
JPS58209254A (ja) 1983-12-06

Similar Documents

Publication Publication Date Title
US5228060A (en) Control unit for controlling modem used in receiver
US5394110A (en) Demodulation system having adaptive matched filter and decision feedback equalizer
CA1338153C (en) Interference canceller
US4567599A (en) Automatic adaptive equalizer having improved reset function
WO2001048993A1 (en) Erasure based instantaneous loop control in a data receiver
JPH02131031A (ja) 復調装置
JPH0681167B2 (ja) ディジタル無線通信用の受信装置
JPH0575498A (ja) 判定帰還形自動等化器
JP3898415B2 (ja) 自動等化回路
JP2611557B2 (ja) 判定帰還形自動等化器
JPS62179237A (ja) クロツク回復装置
JPH06188788A (ja) 適応形自動等化器
US4757266A (en) Demodulation system capable of establishing synchronization in a transient state
JPS6412136B2 (enExample)
JPH0374061B2 (enExample)
EP1786165B1 (en) Clock regeneration circuit
JP2699850B2 (ja) 復調装置
JP2518502B2 (ja) 等化器
JPS6352817B2 (enExample)
JP2838962B2 (ja) 搬送波再生方式
JP2833587B2 (ja) 復調装置
JP2560979B2 (ja) クロック同期回路
JP2690546B2 (ja) ダイバーシチ受信機
JPH0748677B2 (ja) 等化器
JPH0797739B2 (ja) トランスバ−サル復調装置