DE69030276D1 - Frequenzsynthetisierer - Google Patents

Frequenzsynthetisierer

Info

Publication number
DE69030276D1
DE69030276D1 DE69030276T DE69030276T DE69030276D1 DE 69030276 D1 DE69030276 D1 DE 69030276D1 DE 69030276 T DE69030276 T DE 69030276T DE 69030276 T DE69030276 T DE 69030276T DE 69030276 D1 DE69030276 D1 DE 69030276D1
Authority
DE
Germany
Prior art keywords
frequency synthesizer
synthesizer
frequency
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
DE69030276T
Other languages
English (en)
Other versions
DE69030276T2 (de
Inventor
Nobuo Hareyama
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69030276D1 publication Critical patent/DE69030276D1/de
Application granted granted Critical
Publication of DE69030276T2 publication Critical patent/DE69030276T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)
DE69030276T 1989-01-13 1990-01-12 Frequenzsynthetisierer Expired - Fee Related DE69030276T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1007366A JP2881791B2 (ja) 1989-01-13 1989-01-13 周波数シンセサイザ

Publications (2)

Publication Number Publication Date
DE69030276D1 true DE69030276D1 (de) 1997-04-30
DE69030276T2 DE69030276T2 (de) 1997-07-03

Family

ID=11663972

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030276T Expired - Fee Related DE69030276T2 (de) 1989-01-13 1990-01-12 Frequenzsynthetisierer

Country Status (4)

Country Link
US (1) US4963838A (de)
EP (1) EP0378231B1 (de)
JP (1) JP2881791B2 (de)
DE (1) DE69030276T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5152005A (en) * 1990-01-22 1992-09-29 Motorola, Inc. High resolution frequency synthesis
FI87033C (fi) * 1990-10-05 1992-11-10 Nokia Mobile Phones Ltd Foerfarande foer att arrangera styrningar av kopplingstyp i en radiotelefon
US5146186A (en) * 1991-05-13 1992-09-08 Microsource, Inc. Programmable-step, high-resolution frequency synthesizer which substantially eliminates spurious frequencies without adversely affecting phase noise
US5128633A (en) * 1991-07-08 1992-07-07 Motorola, Inc. Multi-loop synthesizer
US5267182A (en) * 1991-12-31 1993-11-30 Wilke William G Diophantine synthesizer
US5329250A (en) * 1992-02-25 1994-07-12 Sanyo Electric Co., Ltd. Double phase locked loop circuit
US5317284A (en) * 1993-02-08 1994-05-31 Hughes Aircraft Company Wide band, low noise, fine step tuning, phase locked loop frequency synthesizer
US5317285A (en) * 1993-02-26 1994-05-31 Motorola, Inc. Frequency synthesizer employing a continuously adaptive phase detector and method
US5535432A (en) * 1994-09-14 1996-07-09 Ericsson Ge Mobile Communications Inc. Dual-mode satellite/cellular phone with a frequency synthesizer
US5717730A (en) * 1995-12-22 1998-02-10 Microtune, Inc. Multiple monolithic phase locked loops
US5838205A (en) * 1997-02-18 1998-11-17 International Business Machines Corporation Variable-speed phase-locked loop system with on-the-fly switching and method therefor
US20120078625A1 (en) * 2010-09-23 2012-03-29 Waveform Communications, Llc Waveform analysis of speech
US8816777B2 (en) * 2011-09-20 2014-08-26 Tomany Szilagyi Microwave synthesizer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305045A (en) * 1979-11-14 1981-12-08 Bell Telephone Laboratories, Incorporated Phase locked loop clock synchronizing circuit with programmable controller
JPS6014532B2 (ja) * 1980-02-29 1985-04-13 安立電気株式会社 周波数シンセサイザの周波数設定装置

Also Published As

Publication number Publication date
JP2881791B2 (ja) 1999-04-12
US4963838A (en) 1990-10-16
EP0378231B1 (de) 1997-03-26
JPH02188027A (ja) 1990-07-24
EP0378231A2 (de) 1990-07-18
DE69030276T2 (de) 1997-07-03
EP0378231A3 (de) 1990-10-31

Similar Documents

Publication Publication Date Title
DE69032554D1 (de) Frequenzsynthesizer
IT9009328A0 (it) Sintetizzatore di frequenza
DE69020452D1 (de) Frequenzsynthesierer.
DE59008177D1 (de) Frequenzsynthesizer.
DE68916889D1 (de) Frequenzsynthesierer.
DE69315614D1 (de) Frequenzsynthesierer
FI954354A0 (fi) Taajuussyntetisaattori
DE3750810D1 (de) Frequenzsynthetisierer.
IL89833A0 (en) Frequency synthesizer
DE69026151D1 (de) Frequenzsynthesizer
DE69016308D1 (de) Direkter digitaler Frequenzsynthetisierer.
DE69314519D1 (de) Frequenzsynthetisierer
DE69533913D1 (de) Frequenzsynthesizer
DE69129680D1 (de) Frequenzsynthetisierer
DE69017129D1 (de) Frequenzsynthesizer mit gebrochenem teilverhältnis.
DE58908588D1 (de) Frequenzsynthesegerät.
NO931407L (no) Frekvenssyntetisator
DE69027462D1 (de) Oszillator
DE69030276D1 (de) Frequenzsynthetisierer
DE69316857D1 (de) Frequenzsynthetisierer
DE69127669D1 (de) Frequenzsynthetisierer
DE69011670D1 (de) Frequenzsynthesizer.
DE58907950D1 (de) Frequenzsynthesegerät.
DE69430552D1 (de) Frequenzsynthesizer
FI895068A0 (fi) Frekvenssyntetisator.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee