DE3584491D1 - Synthesierer fuer eine variable frequenz. - Google Patents

Synthesierer fuer eine variable frequenz.

Info

Publication number
DE3584491D1
DE3584491D1 DE8585110442T DE3584491T DE3584491D1 DE 3584491 D1 DE3584491 D1 DE 3584491D1 DE 8585110442 T DE8585110442 T DE 8585110442T DE 3584491 T DE3584491 T DE 3584491T DE 3584491 D1 DE3584491 D1 DE 3584491D1
Authority
DE
Germany
Prior art keywords
synthesiser
variable frequency
variable
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
DE8585110442T
Other languages
English (en)
Inventor
Takenori Kurihara
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.)
Advantest Corp
Original Assignee
Advantest 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 Advantest Corp filed Critical Advantest Corp
Application granted granted Critical
Publication of DE3584491D1 publication Critical patent/DE3584491D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
    • H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
    • H03B21/02—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency
    • 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
    • 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
    • H03L7/20—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a harmonic phase-locked loop, i.e. a loop which can be locked to one of a number of harmonically related frequencies applied to it
DE8585110442T 1984-08-22 1985-08-20 Synthesierer fuer eine variable frequenz. Expired - Fee Related DE3584491D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984127979U JPS6160515U (de) 1984-08-22 1984-08-22

Publications (1)

Publication Number Publication Date
DE3584491D1 true DE3584491D1 (de) 1991-11-28

Family

ID=14973428

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585110442T Expired - Fee Related DE3584491D1 (de) 1984-08-22 1985-08-20 Synthesierer fuer eine variable frequenz.

Country Status (4)

Country Link
US (1) US4602220A (de)
EP (1) EP0172560B1 (de)
JP (1) JPS6160515U (de)
DE (1) DE3584491D1 (de)

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US5254955A (en) * 1989-08-25 1993-10-19 Anritsu Corporation Advanced phase locked loop circuit
US5122763A (en) * 1989-08-25 1992-06-16 Anritsu Corporation Frequency snythesizer for implementing generator of highly pure signals and circuit devices, such as vcq, bll and sg, used therein
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
JPH0715236A (ja) * 1993-06-18 1995-01-17 Mitsubishi Electric Corp 周波数シンセサイザ
US6993314B2 (en) 1998-05-29 2006-01-31 Silicon Laboratories Inc. Apparatus for generating multiple radio frequencies in communication circuitry and associated methods
US6226506B1 (en) * 1998-05-29 2001-05-01 Silicon Laboratories, Inc. Method and apparatus for eliminating floating voltage nodes within a discreetly variable capacitance used for synthesizing high-frequency signals for wireless communications
US7242912B2 (en) * 1998-05-29 2007-07-10 Silicon Laboratories Inc. Partitioning of radio-frequency apparatus
US6233441B1 (en) 1998-05-29 2001-05-15 Silicon Laboratories, Inc. Method and apparatus for generating a discretely variable capacitance for synthesizing high-frequency signals for wireless communications
US6308055B1 (en) 1998-05-29 2001-10-23 Silicon Laboratories, Inc. Method and apparatus for operating a PLL for synthesizing high-frequency signals for wireless communications
US6147567A (en) * 1998-05-29 2000-11-14 Silicon Laboratories Inc. Method and apparatus for providing analog and digitally controlled capacitances for synthesizing high-frequency signals for wireless communications
US6137372A (en) * 1998-05-29 2000-10-24 Silicon Laboratories Inc. Method and apparatus for providing coarse and fine tuning control for synthesizing high-frequency signals for wireless communications
US6167245A (en) * 1998-05-29 2000-12-26 Silicon Laboratories, Inc. Method and apparatus for operating a PLL with a phase detector/sample hold circuit for synthesizing high-frequency signals for wireless communications
US6327463B1 (en) 1998-05-29 2001-12-04 Silicon Laboratories, Inc. Method and apparatus for generating a variable capacitance for synthesizing high-frequency signals for wireless communications
US6150891A (en) * 1998-05-29 2000-11-21 Silicon Laboratories, Inc. PLL synthesizer having phase shifted control signals
US7035607B2 (en) * 1998-05-29 2006-04-25 Silicon Laboratories Inc. Systems and methods for providing an adjustable reference signal to RF circuitry
US6311050B1 (en) * 1998-05-29 2001-10-30 Silicon Laboratories, Inc. Single integrated circuit phase locked loop for synthesizing high-frequency signals for wireless communications and method for operating same
US6304146B1 (en) 1998-05-29 2001-10-16 Silicon Laboratories, Inc. Method and apparatus for synthesizing dual band high-frequency signals for wireless communications
US7092675B2 (en) * 1998-05-29 2006-08-15 Silicon Laboratories Apparatus and methods for generating radio frequencies in communication circuitry using multiple control signals
US7221921B2 (en) * 1998-05-29 2007-05-22 Silicon Laboratories Partitioning of radio-frequency apparatus
US6574288B1 (en) 1998-05-29 2003-06-03 Silicon Laboratories Inc. Method and apparatus for adjusting a digital control word to tune synthesized high-frequency signals for wireless communications
US6091940A (en) * 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US7515896B1 (en) * 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US6049706A (en) * 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6605445B1 (en) 1999-02-22 2003-08-12 Bayer Corporation Rapid method of determining clearance of prion protein
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US6535545B1 (en) 1999-10-15 2003-03-18 Rf Waves Ltd. RF modem utilizing saw resonator and correlator and communications transceiver constructed therefrom
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US6323735B1 (en) 2000-05-25 2001-11-27 Silicon Laboratories, Inc. Method and apparatus for synthesizing high-frequency signals utilizing on-package oscillator circuit inductors
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
JP2003152533A (ja) * 2001-11-16 2003-05-23 Alps Electric Co Ltd アナログ位相同期発振器
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US6816021B2 (en) * 2002-08-27 2004-11-09 Koninklijke Philips Electronics N.V. Multiple band local oscillator frequency generation circuit
US20050089943A1 (en) * 2003-10-23 2005-04-28 Kang Cai Rapid method of determining clearance of prion protein
JP2007281746A (ja) * 2006-04-05 2007-10-25 Funai Electric Co Ltd テレビジョン放送信号受信装置
RU2758283C1 (ru) * 2020-12-16 2021-10-28 Акционерное общество "Научно-производственное предприятие "Исток" имени А.И. Шокина" (АО "НПП "Исток" им. Шокина") Малошумящий свч-генератор

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993974A (fr) * 1944-11-29 1951-11-09 Perfectionnements apportés aux procédés et dispositifs pour engendrer des fréquences multiples
GB839422A (en) * 1957-09-27 1960-06-29 Standard Telephones Cables Ltd Method of frequency control of an oscillator by frequency analysis by means of a variable frequency divider
US3188578A (en) * 1963-02-07 1965-06-08 Auerbach Electronics Corp Multi-frequency signal generator having plural mixers in cascade
US3706928A (en) * 1964-11-12 1972-12-19 Us Navy Coherent frequency multiplier and encoder
US3365676A (en) * 1967-01-16 1968-01-23 Alfred Electronics Automatic frequency control system and method for the unambiguous and precise tuning of a high-frequency tunable oscillator
US3676794A (en) * 1971-08-30 1972-07-11 Gte Sylvania Inc Frequency synthesizer apparatus having automatic fine tuning
FR2497425B1 (fr) * 1980-12-31 1985-10-31 Adret Electronique Synthetiseur de frequence a multiplicateur fractionnaire
DE3230772A1 (de) * 1982-08-19 1984-02-23 Robert Bosch Gmbh, 7000 Stuttgart Pll-oszillatorschaltung zum erzeugen verschiedener frequenzen, die einem frequenzraster angehoeren
GB2128048B (en) * 1982-10-01 1986-03-26 Racal Dana Instr Ltd Frequency synthesizer with a low-noise low-frequency output
US4551689A (en) * 1983-02-25 1985-11-05 Comtech Telecommunications Corp. RF Local oscillator with low phase noise

Also Published As

Publication number Publication date
EP0172560A3 (en) 1988-01-07
EP0172560B1 (de) 1991-10-23
EP0172560A2 (de) 1986-02-26
JPS6160515U (de) 1986-04-23
US4602220A (en) 1986-07-22

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Legal Events

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