GB2352373B - PLL substitution by time measurement - Google Patents

PLL substitution by time measurement

Info

Publication number
GB2352373B
GB2352373B GB0013321A GB0013321A GB2352373B GB 2352373 B GB2352373 B GB 2352373B GB 0013321 A GB0013321 A GB 0013321A GB 0013321 A GB0013321 A GB 0013321A GB 2352373 B GB2352373 B GB 2352373B
Authority
GB
United Kingdom
Prior art keywords
pll
substitution
time measurement
measurement
time
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 - Fee Related
Application number
GB0013321A
Other versions
GB0013321D0 (en
GB2352373A (en
Inventor
Gottfried Andreas Goldrian
Gerhard Zilles
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB0013321D0 publication Critical patent/GB0013321D0/en
Publication of GB2352373A publication Critical patent/GB2352373A/en
Application granted granted Critical
Publication of GB2352373B publication Critical patent/GB2352373B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/156—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width
    • H04L27/1563—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width using transition or level detection
    • 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
    • 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)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
GB0013321A 1999-06-11 2000-06-02 PLL substitution by time measurement Expired - Fee Related GB2352373B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99111388 1999-06-11

Publications (3)

Publication Number Publication Date
GB0013321D0 GB0013321D0 (en) 2000-07-26
GB2352373A GB2352373A (en) 2001-01-24
GB2352373B true GB2352373B (en) 2004-02-18

Family

ID=8238345

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0013321A Expired - Fee Related GB2352373B (en) 1999-06-11 2000-06-02 PLL substitution by time measurement

Country Status (2)

Country Link
JP (1) JP3426191B2 (en)
GB (1) GB2352373B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100674955B1 (en) 2005-02-07 2007-01-26 삼성전자주식회사 Clock recovery apparatus and method for adjusting phase offset according to data frequency

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879665A (en) * 1973-06-28 1975-04-22 Motorola Inc Digital frequency-shift keying receiver
US3982194A (en) * 1975-02-18 1976-09-21 Digital Equipment Corporation Phase lock loop with delay circuits for relative digital decoding over a range of frequencies
US4021744A (en) * 1975-03-18 1977-05-03 Societa Italiana Telecomunicazioni Siemens S.P.A. Demodulator for frequency-keyed communication system
EP0181517A1 (en) * 1982-04-02 1986-05-21 Ampex Corporation Demodulator for an asynchronous binary signal
GB2243269A (en) * 1990-04-19 1991-10-23 British Broadcasting Corp Decoding binary-coded transmissions
US5818881A (en) * 1995-08-30 1998-10-06 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Digital frequency demodulator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879665A (en) * 1973-06-28 1975-04-22 Motorola Inc Digital frequency-shift keying receiver
US3982194A (en) * 1975-02-18 1976-09-21 Digital Equipment Corporation Phase lock loop with delay circuits for relative digital decoding over a range of frequencies
US4021744A (en) * 1975-03-18 1977-05-03 Societa Italiana Telecomunicazioni Siemens S.P.A. Demodulator for frequency-keyed communication system
EP0181517A1 (en) * 1982-04-02 1986-05-21 Ampex Corporation Demodulator for an asynchronous binary signal
GB2243269A (en) * 1990-04-19 1991-10-23 British Broadcasting Corp Decoding binary-coded transmissions
US5818881A (en) * 1995-08-30 1998-10-06 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Digital frequency demodulator

Also Published As

Publication number Publication date
GB0013321D0 (en) 2000-07-26
JP2001024513A (en) 2001-01-26
GB2352373A (en) 2001-01-24
JP3426191B2 (en) 2003-07-14

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Legal Events

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

Effective date: 20050602