DK100994A - Oscillation circuit and PLLIC for a transmitter receiver - Google Patents

Oscillation circuit and PLLIC for a transmitter receiver

Info

Publication number
DK100994A
DK100994A DK100994A DK100994A DK100994A DK 100994 A DK100994 A DK 100994A DK 100994 A DK100994 A DK 100994A DK 100994 A DK100994 A DK 100994A DK 100994 A DK100994 A DK 100994A
Authority
DK
Denmark
Prior art keywords
pllic
oscillation circuit
transmitter receiver
transmitter
receiver
Prior art date
Application number
DK100994A
Other languages
Danish (da)
Other versions
DK174133B1 (en
Inventor
Yoshitaka Hirose
Jun Sugawara
Original Assignee
Alps 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of DK100994A publication Critical patent/DK100994A/en
Application granted granted Critical
Publication of DK174133B1 publication Critical patent/DK174133B1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/405—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with multiple discrete channels
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • 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
    • H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/095—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using a lock detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)
  • Circuits Of Receivers In General (AREA)
DK100994A 1993-09-03 1994-09-01 Oscillation circuit and PLL-IC for a transmitter-receiver DK174133B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22017493 1993-09-03
JP5220174A JPH0774671A (en) 1993-09-03 1993-09-03 Oscillation circuit and pll ic for transmitter-receiver

Publications (2)

Publication Number Publication Date
DK100994A true DK100994A (en) 1995-03-04
DK174133B1 DK174133B1 (en) 2002-07-08

Family

ID=16747050

Family Applications (1)

Application Number Title Priority Date Filing Date
DK100994A DK174133B1 (en) 1993-09-03 1994-09-01 Oscillation circuit and PLL-IC for a transmitter-receiver

Country Status (4)

Country Link
JP (1) JPH0774671A (en)
DE (1) DE4431172C2 (en)
DK (1) DK174133B1 (en)
GB (1) GB2281827B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19528069C2 (en) * 1995-07-31 1998-10-15 Siemens Ag Radio
DE19736463C2 (en) * 1997-08-21 2001-02-22 Siemens Ag Method and device for setting the oscillation frequency of an oscillator
DE19736464A1 (en) * 1997-08-21 1999-03-04 Siemens Ag Method and device for setting the oscillation frequency of an oscillator
JP3358619B2 (en) * 1999-12-06 2002-12-24 セイコーエプソン株式会社 Temperature compensated oscillator, method of controlling temperature compensated oscillator, and wireless communication device
US9276622B2 (en) 2013-03-14 2016-03-01 Qualcomm Incorporated Local oscillator (LO) generator with multi-phase divider and phase locked loop

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4988955A (en) * 1989-02-17 1991-01-29 Kabushiki Kaisha Toshiba Phase-locked loop apparatus

Also Published As

Publication number Publication date
GB2281827B (en) 1998-01-21
DE4431172C2 (en) 1999-03-18
GB2281827A (en) 1995-03-15
DK174133B1 (en) 2002-07-08
JPH0774671A (en) 1995-03-17
GB9416245D0 (en) 1994-10-05
DE4431172A1 (en) 1995-03-09

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed

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