FR2057037B1 - - Google Patents

Info

Publication number
FR2057037B1
FR2057037B1 FR707029180A FR7029180A FR2057037B1 FR 2057037 B1 FR2057037 B1 FR 2057037B1 FR 707029180 A FR707029180 A FR 707029180A FR 7029180 A FR7029180 A FR 7029180A FR 2057037 B1 FR2057037 B1 FR 2057037B1
Authority
FR
France
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
FR707029180A
Other versions
FR2057037A1 (fr
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.)
Comsat Corp
Original Assignee
Comsat Corp
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 Comsat Corp filed Critical Comsat Corp
Publication of FR2057037A1 publication Critical patent/FR2057037A1/fr
Application granted granted Critical
Publication of FR2057037B1 publication Critical patent/FR2057037B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • 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
    • H04L27/2272—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals using phase locked loops

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR707029180A 1969-08-07 1970-08-07 Expired FR2057037B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84824469A 1969-08-07 1969-08-07

Publications (2)

Publication Number Publication Date
FR2057037A1 FR2057037A1 (fr) 1971-05-07
FR2057037B1 true FR2057037B1 (fr) 1973-01-12

Family

ID=25302765

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707029180A Expired FR2057037B1 (fr) 1969-08-07 1970-08-07

Country Status (7)

Country Link
US (1) US3624511A (fr)
JP (1) JPS4843062B1 (fr)
DE (1) DE2038828C3 (fr)
FR (1) FR2057037B1 (fr)
GB (1) GB1324095A (fr)
NL (1) NL7011664A (fr)
SE (1) SE355450B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805183A (en) * 1972-11-06 1974-04-16 Microwave Inc Dual bandwidth phase lock loop
US4009450A (en) * 1975-04-14 1977-02-22 Motorola, Inc. Phase locked loop tracking filter having enhanced attenuation of unwanted signals
US4424497A (en) 1981-04-30 1984-01-03 Monolithic Systems Corporation System for phase locking clock signals to a frequency encoded data stream
US6291980B1 (en) * 1999-10-13 2001-09-18 Quantum Corporation High-resolution measurement of phase shifts in high frequency phase modulators

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1079124B (de) * 1958-10-09 1960-04-07 Telefunken Gmbh Schaltungsanordnung zur Synchronisierung eines Schwingungserzeugers
US3204185A (en) * 1961-04-19 1965-08-31 North American Aviation Inc Phase-lock receivers
GB1046700A (en) * 1963-10-18 1966-10-26 Hitachi Ltd Improvements in or relating to automatic phase control circuits
FR1452029A (fr) * 1965-04-01 1966-02-25 Thomson Houston Comp Francaise Perfectionnements aux récepteurs d'ondes radio-électriques modulées en fréquenceou en phase
US3363194A (en) * 1965-05-24 1968-01-09 Sylvania Electric Prod Phase lock loop with extended capture range
US3503003A (en) * 1968-06-04 1970-03-24 Itt Digital afc

Also Published As

Publication number Publication date
US3624511A (en) 1971-11-30
DE2038828A1 (de) 1971-02-18
NL7011664A (fr) 1971-02-09
JPS4843062B1 (fr) 1973-12-17
DE2038828B2 (de) 1979-06-28
SE355450B (fr) 1973-04-16
FR2057037A1 (fr) 1971-05-07
DE2038828C3 (de) 1980-02-21
GB1324095A (en) 1973-07-18

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Legal Events

Date Code Title Description
ST Notification of lapse