GB2119188B - Digital phase-locked loop - Google Patents

Digital phase-locked loop

Info

Publication number
GB2119188B
GB2119188B GB08309401A GB8309401A GB2119188B GB 2119188 B GB2119188 B GB 2119188B GB 08309401 A GB08309401 A GB 08309401A GB 8309401 A GB8309401 A GB 8309401A GB 2119188 B GB2119188 B GB 2119188B
Authority
GB
United Kingdom
Prior art keywords
locked loop
digital phase
digital
phase
locked
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
GB08309401A
Other versions
GB8309401D0 (en
GB2119188A (en
Inventor
Kenneth Charles Johnson
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.)
Fujitsu Services Ltd
Original Assignee
Fujitsu Services 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 Fujitsu Services Ltd filed Critical Fujitsu Services Ltd
Priority to GB08309401A priority Critical patent/GB2119188B/en
Publication of GB8309401D0 publication Critical patent/GB8309401D0/en
Publication of GB2119188A publication Critical patent/GB2119188A/en
Application granted granted Critical
Publication of GB2119188B publication Critical patent/GB2119188B/en
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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0331—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop with a digital phase-locked loop [PLL] processing binary samples, e.g. add/subtract logic for correction of receiver clock

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
GB08309401A 1982-04-28 1983-04-07 Digital phase-locked loop Expired GB2119188B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08309401A GB2119188B (en) 1982-04-28 1983-04-07 Digital phase-locked loop

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8212264 1982-04-28
GB08309401A GB2119188B (en) 1982-04-28 1983-04-07 Digital phase-locked loop

Publications (3)

Publication Number Publication Date
GB8309401D0 GB8309401D0 (en) 1983-05-11
GB2119188A GB2119188A (en) 1983-11-09
GB2119188B true GB2119188B (en) 1986-01-29

Family

ID=26282674

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08309401A Expired GB2119188B (en) 1982-04-28 1983-04-07 Digital phase-locked loop

Country Status (1)

Country Link
GB (1) GB2119188B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596937A (en) * 1982-04-28 1986-06-24 International Computers Limited Digital phase-locked loop
IT1212796B (en) * 1983-12-12 1989-11-30 Ates Componenti Elettron DIGITAL PHASE SYNCHRONIZER FOR ISOFREQUENTIAL SIGNALS, ESPECIALLY FOR SIGNAL DEMODULATOR.
GB8910777D0 (en) * 1989-05-10 1989-06-28 Storno As Radio demodulator circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6513602A (en) * 1965-10-21 1967-04-24
US3509471A (en) * 1966-11-16 1970-04-28 Communications Satellite Corp Digital phase lock loop for bit timing recovery
GB1432139A (en) * 1972-07-05 1976-04-14 Post Office Phase detector
GB1456453A (en) * 1974-01-31 1976-11-24 Ibm Phase locked oscillators
GB1560270A (en) * 1977-12-13 1980-02-06 Standard Telephones Cables Ltd Data transmission

Also Published As

Publication number Publication date
GB8309401D0 (en) 1983-05-11
GB2119188A (en) 1983-11-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee