ATE141452T1 - Frequenzsynthesizer mit einer interface- steuereinrichtung und einem zwischenspeicher - Google Patents

Frequenzsynthesizer mit einer interface- steuereinrichtung und einem zwischenspeicher

Info

Publication number
ATE141452T1
ATE141452T1 AT90917819T AT90917819T ATE141452T1 AT E141452 T1 ATE141452 T1 AT E141452T1 AT 90917819 T AT90917819 T AT 90917819T AT 90917819 T AT90917819 T AT 90917819T AT E141452 T1 ATE141452 T1 AT E141452T1
Authority
AT
Austria
Prior art keywords
loop circuit
phase lock
lock loop
frequency synthesizer
buffer memory
Prior art date
Application number
AT90917819T
Other languages
English (en)
Inventor
Barry Wayne Herold
Omid Tahernia
Walter Lee Davis
Mario Alberto Rivas
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE141452T1 publication Critical patent/ATE141452T1/de

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
    • 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)
  • Communication Control (AREA)
AT90917819T 1989-06-29 1990-05-18 Frequenzsynthesizer mit einer interface- steuereinrichtung und einem zwischenspeicher ATE141452T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/372,997 US4901036A (en) 1989-06-29 1989-06-29 Frequency synthesizer with an interface controller and buffer memory

Publications (1)

Publication Number Publication Date
ATE141452T1 true ATE141452T1 (de) 1996-08-15

Family

ID=23470498

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90917819T ATE141452T1 (de) 1989-06-29 1990-05-18 Frequenzsynthesizer mit einer interface- steuereinrichtung und einem zwischenspeicher

Country Status (10)

Country Link
US (1) US4901036A (de)
EP (1) EP0479932B1 (de)
JP (1) JPH04506592A (de)
KR (1) KR950010143B1 (de)
CN (1) CN1013628B (de)
AT (1) ATE141452T1 (de)
CA (1) CA2050901C (de)
DE (1) DE69028113T2 (de)
HK (1) HK1004583A1 (de)
WO (1) WO1991000651A1 (de)

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Publication number Priority date Publication date Assignee Title
US5163161A (en) * 1989-11-07 1992-11-10 Crum Development Corp. Fast scanning radio receiver with frequency data base management by remote processor
IL96808A (en) 1990-04-18 1996-03-31 Rambus Inc Introductory / Origin Circuit Agreed Using High-Performance Brokerage
US6751696B2 (en) 1990-04-18 2004-06-15 Rambus Inc. Memory device having a programmable register
US6324120B2 (en) 1990-04-18 2001-11-27 Rambus Inc. Memory device having a variable data output length
US5257409A (en) * 1991-10-18 1993-10-26 Motorola, Inc. Frequency synthesizer with programming feedback
WO1993025954A2 (en) * 1992-06-11 1993-12-23 Sierra Semiconductor Corporation A universal programming interface for clock generators
US5289141A (en) * 1992-10-13 1994-02-22 Motorola, Inc. Method and apparatus for digital modulation using concurrent pulse addition and subtraction
US20020091850A1 (en) 1992-10-23 2002-07-11 Cybex Corporation System and method for remote monitoring and operation of personal computers
US5487181A (en) * 1992-10-28 1996-01-23 Ericsson Ge Mobile Communications Inc. Low power architecture for portable and mobile two-way radios
US5436599A (en) * 1993-04-23 1995-07-25 Motorola, Inc. Method and apparatus for digital modulation using pulse addition
EP0629933A1 (de) * 1993-06-15 1994-12-21 International Business Machines Corporation Selbststeuernde Zustandsmaschine
KR100188162B1 (ko) * 1993-11-09 1999-06-01 조나단 피. 메이어 위상 고정 루프의 소자들을 인에이블링시키기 위한 장치 및 방법
US5432521A (en) * 1994-01-14 1995-07-11 Motorola, Inc. Satellite receiver system having doppler frequency shift tracking
US5551071A (en) * 1994-02-15 1996-08-27 Uniden Corp. Channel sorting scanning receiver
US5483684A (en) * 1994-03-03 1996-01-09 Uniden America Corporation Automatic frequency search and storage method
US5465402A (en) * 1994-03-23 1995-11-07 Uniden America Corp. Automatic frequency transfer and storage method
US5485129A (en) * 1995-01-20 1996-01-16 Motorola, Inc. Method and apparatus for digital modulation using pulse deletion
US5721842A (en) * 1995-08-25 1998-02-24 Apex Pc Solutions, Inc. Interconnection system for viewing and controlling remotely connected computers with on-screen video overlay for controlling of the interconnection switch
US5630222A (en) * 1995-12-04 1997-05-13 Motorola Inc. Method and apparatus for generating multiple signals at multiple frequencies
JPH09294088A (ja) * 1996-04-26 1997-11-11 Toshiba Corp チューナ回路
US6209071B1 (en) 1996-05-07 2001-03-27 Rambus Inc. Asynchronous request/synchronous data dynamic random access memory
GB2336731A (en) 1998-04-22 1999-10-27 Thomson Multimedia Sa A video tuner in which data representing a PLL division is used to control other circuit parameters
US6633905B1 (en) * 1998-09-22 2003-10-14 Avocent Huntsville Corporation System and method for accessing and operating personal computers remotely
US6704556B1 (en) 2000-09-25 2004-03-09 Motorola Inc. Communication device utilizing channel based oscillator aging compensation and method therefor
US6806729B2 (en) * 2001-01-19 2004-10-19 Dell Products L.P. Ground bounce detection circuit for use in data error reduction
US9606795B1 (en) * 2005-05-05 2017-03-28 Alcatel-Lucent Usa Inc. Providing intelligent components access to an external interface
EP1988634B1 (de) * 2006-02-24 2013-11-27 Nihon Dempa Kogyo Co., Ltd. Pll-schaltung
TWI404340B (zh) * 2009-11-23 2013-08-01 Mstar Semiconductor Inc 偏移式鎖相迴路發送器與其相關方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5637779A (en) * 1979-09-05 1981-04-11 Sony Corp Television picture receiver
WO1981001931A1 (en) * 1979-12-22 1981-07-09 Debeg Gmbh Radio-receiver and/or radio-transmitter station
US4280140A (en) * 1980-02-19 1981-07-21 Zenith Radio Corporation Microcomputer-controlled one-step-back automatic frequency control tuning system
US4476580A (en) * 1980-06-17 1984-10-09 Sanyo Electric Co., Ltd. Automatic continuous tuning control apparatus for a receiver
JPS5732123A (en) * 1980-08-05 1982-02-20 Toshiba Corp Channel selector
US4516170A (en) * 1982-04-12 1985-05-07 Zenith Electronics Corporation Dual mode UHF tuning system
JPS59218049A (ja) * 1983-07-27 1984-12-08 Nec Corp 選局装置
JPS6093826A (ja) * 1983-10-27 1985-05-25 Toshiba Corp 可変周波数発生器のデ−タ補正装置
JPS60220627A (ja) * 1984-04-17 1985-11-05 Matsushita Electric Ind Co Ltd 位相同期回路
JPH0659018B2 (ja) * 1985-07-25 1994-08-03 ソニー株式会社 Ｐｌｌ制御装置
JP2747583B2 (ja) * 1987-06-04 1998-05-06 セイコーエプソン株式会社 液晶パネルの駆動回路及び液晶装置

Also Published As

Publication number Publication date
KR920702802A (ko) 1992-10-06
US4901036A (en) 1990-02-13
DE69028113T2 (de) 1997-03-06
CN1048470A (zh) 1991-01-09
HK1004583A1 (en) 1998-11-27
JPH04506592A (ja) 1992-11-12
CA2050901C (en) 1995-03-21
DE69028113D1 (de) 1996-09-19
EP0479932B1 (de) 1996-08-14
KR950010143B1 (ko) 1995-09-07
CN1013628B (zh) 1991-08-21
EP0479932A4 (en) 1992-10-07
EP0479932A1 (de) 1992-04-15
WO1991000651A1 (en) 1991-01-10
CA2050901A1 (en) 1990-12-30

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties