JP3240030B2 - 周波数変調回路 - Google Patents

周波数変調回路

Info

Publication number
JP3240030B2
JP3240030B2 JP09374994A JP9374994A JP3240030B2 JP 3240030 B2 JP3240030 B2 JP 3240030B2 JP 09374994 A JP09374994 A JP 09374994A JP 9374994 A JP9374994 A JP 9374994A JP 3240030 B2 JP3240030 B2 JP 3240030B2
Authority
JP
Japan
Prior art keywords
circuit
signal
resonance
frequency
resonance circuit
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
JP09374994A
Other languages
English (en)
Japanese (ja)
Other versions
JPH07282532A (ja
Inventor
伸行 石川
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
Priority to JP09374994A priority Critical patent/JP3240030B2/ja
Priority to TW084103043A priority patent/TW266376B/zh
Priority to KR1019950007858A priority patent/KR950035045A/ko
Priority to US08/415,982 priority patent/US5506547A/en
Priority to DE69535414T priority patent/DE69535414T2/de
Priority to EP95400762A priority patent/EP0676860B1/en
Priority to CN95105123A priority patent/CN1062994C/zh
Publication of JPH07282532A publication Critical patent/JPH07282532A/ja
Application granted granted Critical
Publication of JP3240030B2 publication Critical patent/JP3240030B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/775—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver
    • H04N5/7755—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver the recorder being connected to, or coupled with, the antenna of the television receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Amplitude Modulation (AREA)
  • Transmitters (AREA)
JP09374994A 1994-04-06 1994-04-06 周波数変調回路 Expired - Fee Related JP3240030B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP09374994A JP3240030B2 (ja) 1994-04-06 1994-04-06 周波数変調回路
TW084103043A TW266376B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1994-04-06 1995-03-30
US08/415,982 US5506547A (en) 1994-04-06 1995-04-04 Frequency modulator having LC oscillator with switchable frequencies
KR1019950007858A KR950035045A (ko) 1994-04-06 1995-04-04 주파수 변조회로
DE69535414T DE69535414T2 (de) 1994-04-06 1995-04-06 Frequenzmodulationsschaltung
EP95400762A EP0676860B1 (en) 1994-04-06 1995-04-06 Frequency modulation circuit
CN95105123A CN1062994C (zh) 1994-04-06 1995-04-06 调频电路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP09374994A JP3240030B2 (ja) 1994-04-06 1994-04-06 周波数変調回路

Publications (2)

Publication Number Publication Date
JPH07282532A JPH07282532A (ja) 1995-10-27
JP3240030B2 true JP3240030B2 (ja) 2001-12-17

Family

ID=14091082

Family Applications (1)

Application Number Title Priority Date Filing Date
JP09374994A Expired - Fee Related JP3240030B2 (ja) 1994-04-06 1994-04-06 周波数変調回路

Country Status (7)

Country Link
US (1) US5506547A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0676860B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP3240030B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR950035045A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN1062994C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE69535414T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
TW (1) TW266376B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5663690A (en) * 1996-03-06 1997-09-02 Motorola, Inc. Constant high Q voltage controlled oscillator
DE19621076C2 (de) * 1996-05-24 2001-06-28 Siemens Ag Vorrichtung und Verfahren zum kontaktlosen Übertragen von Energie oder Daten
JP3309898B2 (ja) * 1997-06-17 2002-07-29 日本電気株式会社 電源回路
US6633340B1 (en) * 1999-09-12 2003-10-14 Matsushita Electric Industrial Co., Ltd. Video signal processor
US6864755B2 (en) 2000-10-06 2005-03-08 Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern California Switched reactance modulated E-class oscillator design
US7005935B2 (en) * 2001-10-05 2006-02-28 Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern California Switched reactance modulated E-class oscillator
RU2328817C2 (ru) * 2006-07-20 2008-07-10 Государственное образовательное учреждение высшего профессионального образования Военный институт радиоэлектроники Устройство модуляции амплитуды и фазы многочастотных сигналов
CN110557093B (zh) * 2019-07-29 2024-07-12 深圳市华奥通通信技术有限公司 一种lc传感器及其控制方法、计算机可读存储介质

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3775555A (en) * 1972-08-31 1973-11-27 Modulator system
JPS59151507A (ja) * 1983-02-16 1984-08-30 Toshiba Corp 周波数変調器
JPS6017071U (ja) * 1983-07-13 1985-02-05 アルプス電気株式会社 Ｒｆモジユレ−タ
JPS60248008A (ja) * 1984-05-23 1985-12-07 Sony Corp 周波数変調回路
JPH02162978A (ja) * 1988-12-16 1990-06-22 Matsushita Electric Ind Co Ltd Ｆｍ音声信号再生装置およびｆｍ音声信号記録装置
JPH0479163A (ja) * 1990-07-23 1992-03-12 Fuji Electric Co Ltd 固体電解質型燃料電池

Also Published As

Publication number Publication date
KR950035045A (ko) 1995-12-30
EP0676860A2 (en) 1995-10-11
US5506547A (en) 1996-04-09
DE69535414D1 (de) 2007-04-19
DE69535414T2 (de) 2007-12-06
EP0676860A3 (en) 1996-07-17
CN1119800A (zh) 1996-04-03
TW266376B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1995-12-21
CN1062994C (zh) 2001-03-07
EP0676860B1 (en) 2007-03-07
JPH07282532A (ja) 1995-10-27

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