JPH0528923B2 - - Google Patents

Info

Publication number
JPH0528923B2
JPH0528923B2 JP60118778A JP11877885A JPH0528923B2 JP H0528923 B2 JPH0528923 B2 JP H0528923B2 JP 60118778 A JP60118778 A JP 60118778A JP 11877885 A JP11877885 A JP 11877885A JP H0528923 B2 JPH0528923 B2 JP H0528923B2
Authority
JP
Japan
Prior art keywords
output
circuit
frequency
conversion circuit
counter
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 - Lifetime
Application number
JP60118778A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61277211A (ja
Inventor
Takao Fujisawa
Mitsuru Yamaura
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP60118778A priority Critical patent/JPS61277211A/ja
Priority to EP86107285A priority patent/EP0207291B1/en
Priority to DE86107285T priority patent/DE3688952T2/de
Priority to US06/867,929 priority patent/US4695931A/en
Priority to KR1019860004491A priority patent/KR900008183B1/ko
Publication of JPS61277211A publication Critical patent/JPS61277211A/ja
Publication of JPH0528923B2 publication Critical patent/JPH0528923B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • 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
    • H04L27/12—Modulator circuits; Transmitter circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/08—Modifications of modulator to linearise modulation, e.g. by feedback, and clearly applicable to more than one type of modulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Analogue/Digital Conversion (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP60118778A 1985-06-03 1985-06-03 周波数変換装置 Granted JPS61277211A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP60118778A JPS61277211A (ja) 1985-06-03 1985-06-03 周波数変換装置
EP86107285A EP0207291B1 (en) 1985-06-03 1986-05-28 Voltage/frequency converter
DE86107285T DE3688952T2 (de) 1985-06-03 1986-05-28 Spannungsfrequenz-Wandler.
US06/867,929 US4695931A (en) 1985-06-03 1986-05-29 Voltage/frequency converter with frequency drift compensation loop
KR1019860004491A KR900008183B1 (ko) 1985-06-03 1986-06-03 전압/주파수 변환장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60118778A JPS61277211A (ja) 1985-06-03 1985-06-03 周波数変換装置

Publications (2)

Publication Number Publication Date
JPS61277211A JPS61277211A (ja) 1986-12-08
JPH0528923B2 true JPH0528923B2 (en, 2012) 1993-04-27

Family

ID=14744843

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60118778A Granted JPS61277211A (ja) 1985-06-03 1985-06-03 周波数変換装置

Country Status (5)

Country Link
US (1) US4695931A (en, 2012)
EP (1) EP0207291B1 (en, 2012)
JP (1) JPS61277211A (en, 2012)
KR (1) KR900008183B1 (en, 2012)
DE (1) DE3688952T2 (en, 2012)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5052020A (en) * 1990-01-18 1991-09-24 Norand Corporation Method of and apparatus for controlling modulation of digital signals in frequency-modulated transmissions
US4810974A (en) * 1987-06-26 1989-03-07 Texas Instruments Incorporated Drift compensated digitally tuned voltage controlled oscillator
JPH0799446A (ja) * 1993-03-02 1995-04-11 Mitsubishi Electric Corp Ｐｌｌ回路
DE19705892C1 (de) * 1997-02-15 1998-11-12 Siekmann Gmbh Universalsicherheitsspritze
DE19953884A1 (de) 1999-11-09 2001-05-23 Infineon Technologies Ag Schaltungsanordnung zur Erzeugung von Signalformen
KR100393421B1 (ko) * 2001-11-22 2003-08-02 한국항공우주연구원 동기식 에이에프 변환기의 카운터 시스템
ITMI20070931A1 (it) * 2007-05-08 2008-11-09 St Microelectronics Srl "modulatore di frequenza"
JP5127342B2 (ja) * 2007-07-26 2013-01-23 株式会社東芝 受信装置および方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1264903A (en, 2012) * 1969-07-31 1972-02-23
US3614648A (en) * 1970-09-10 1971-10-19 Nasa Automatic frequency control loop including synchronous switching circuits
NL164164C (nl) * 1970-09-24 1980-11-17 Philips Nv Breedbandige regelbare frequentiegenerator.
FR2194075B1 (en, 2012) * 1972-07-27 1976-08-13 Materiel Telephonique
US3965438A (en) * 1974-10-29 1976-06-22 Tektronix, Inc. Frequency locking system for a voltage controlled sweep frequency oscillator
JPS52147729A (en) * 1976-06-04 1977-12-08 Matsushita Electric Ind Co Ltd Frequency converter
US4105946A (en) * 1977-07-06 1978-08-08 Sansui Electric Co., Ltd. Frequency synthesizer with phase locked loop and counter
US4387351A (en) * 1980-12-18 1983-06-07 Motorola Inc. Wideband FM modulator and AFC control loop therefor
US4520327A (en) * 1981-06-16 1985-05-28 Roland Myers Oscillator having manual and automatic frequency control
US4470025A (en) * 1981-12-17 1984-09-04 General Electric Company Method and circuitry for chirped oscillator automatic frequency control
CA1194156A (en) * 1982-05-14 1985-09-24 Ronald H. Chapman Phase-locked loop with d.c. modulation capability

Also Published As

Publication number Publication date
EP0207291A3 (en) 1989-12-27
KR900008183B1 (ko) 1990-11-05
US4695931A (en) 1987-09-22
EP0207291A2 (en) 1987-01-07
DE3688952D1 (de) 1993-10-07
JPS61277211A (ja) 1986-12-08
DE3688952T2 (de) 1993-12-23
EP0207291B1 (en) 1993-09-01
KR870000793A (ko) 1987-02-20

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