DE69022655D1 - Frequenzmodulator. - Google Patents

Frequenzmodulator.

Info

Publication number
DE69022655D1
DE69022655D1 DE69022655T DE69022655T DE69022655D1 DE 69022655 D1 DE69022655 D1 DE 69022655D1 DE 69022655 T DE69022655 T DE 69022655T DE 69022655 T DE69022655 T DE 69022655T DE 69022655 D1 DE69022655 D1 DE 69022655D1
Authority
DE
Germany
Prior art keywords
frequency modulator
modulator
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
DE69022655T
Other languages
English (en)
Other versions
DE69022655T2 (de
Inventor
Katsunori Miura
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE69022655D1 publication Critical patent/DE69022655D1/de
Publication of DE69022655T2 publication Critical patent/DE69022655T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/06—Means for changing frequency deviation
    • 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
    • H03L7/02—Automatic control of frequency or phase; Synchronisation using a frequency discriminator comprising a passive frequency-determining element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
    • H03C2200/0037—Functional aspects of modulators
    • H03C2200/005—Modulation sensitivity
DE69022655T 1989-07-20 1990-07-20 Frequenzmodulator. Expired - Fee Related DE69022655T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1187809A JP2542928B2 (ja) 1989-07-20 1989-07-20 Ｆｍ変調器

Publications (2)

Publication Number Publication Date
DE69022655D1 true DE69022655D1 (de) 1995-11-02
DE69022655T2 DE69022655T2 (de) 1996-04-11

Family

ID=16212624

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69022655T Expired - Fee Related DE69022655T2 (de) 1989-07-20 1990-07-20 Frequenzmodulator.

Country Status (6)

Country Link
US (1) US4994766A (de)
EP (1) EP0409277B1 (de)
JP (1) JP2542928B2 (de)
KR (1) KR0146364B1 (de)
CA (1) CA2021335C (de)
DE (1) DE69022655T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE504341C2 (sv) * 1995-05-22 1997-01-20 Ericsson Telefon Ab L M Förfarande och anordning vid fasmodulerade signaler
SE506847C2 (sv) * 1996-06-28 1998-02-16 Ericsson Telefon Ab L M Förfarande och anordning vid fasmodulerade signaler
US6141425A (en) * 1996-09-30 2000-10-31 Sony Corporation Sound quality adjustment circuit
DE10258627B4 (de) * 2002-12-16 2007-08-30 Daimlerchrysler Ag Kraftfahrzeug mit einer Fronthaube
US7349488B1 (en) * 2003-04-10 2008-03-25 Xilinx, Inc. Frequency shift keying signaling for integrated circuits
KR100812228B1 (ko) 2007-04-30 2008-03-13 한국전자통신연구원 밀러 효과를 이용한 이중 평형 주파수 혼합기
JPWO2009078112A1 (ja) 2007-12-19 2011-04-28 パナソニック株式会社 演算増幅器，パイプライン型ａｄ変換器
KR101822068B1 (ko) * 2011-11-23 2018-01-26 페어차일드코리아반도체 주식회사 스위치 제어 방법, 스위치 제어기 및 이를 포함하는 컨버터

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3500248A (en) * 1967-03-08 1970-03-10 Gates Radio Co Low frequency modulation network
GB2045024B (en) * 1979-03-22 1983-03-23 Marconi Co Ltd Frequency and amplitude control of frequency sources
FR2554656B1 (fr) * 1983-11-04 1986-06-27 Lgt Lab Gen Telecomm Emetteur a modulation de frequence applicable a la radiodiffusion fm
JPS6372204A (ja) * 1986-09-12 1988-04-01 Matsushita Electric Ind Co Ltd 電圧制御発振器の変調感度補正回路
US4706047A (en) * 1986-12-01 1987-11-10 Ford Aerospace & Communications Corporation Frequency extended digitally generated FM
JPH01170204A (ja) * 1987-12-25 1989-07-05 Hitachi Ltd 変調回路

Also Published As

Publication number Publication date
DE69022655T2 (de) 1996-04-11
EP0409277A3 (en) 1991-05-29
KR0146364B1 (ko) 1998-12-01
EP0409277A2 (de) 1991-01-23
US4994766A (en) 1991-02-19
JP2542928B2 (ja) 1996-10-09
CA2021335A1 (en) 1991-01-21
EP0409277B1 (de) 1995-09-27
KR910003912A (ko) 1991-02-28
CA2021335C (en) 1999-07-13
JPH0352405A (ja) 1991-03-06

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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