CN1077759C - 具有射频调制器和电视调谐器的高频器 - Google Patents

具有射频调制器和电视调谐器的高频器 Download PDF

Info

Publication number
CN1077759C
CN1077759C CN97111871A CN97111871A CN1077759C CN 1077759 C CN1077759 C CN 1077759C CN 97111871 A CN97111871 A CN 97111871A CN 97111871 A CN97111871 A CN 97111871A CN 1077759 C CN1077759 C CN 1077759C
Authority
CN
China
Prior art keywords
frequency
radio
tuner
modulator
frequency modulator
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
CN97111871A
Other languages
English (en)
Chinese (zh)
Other versions
CN1177255A (zh
Inventor
斋藤正彦
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.)
Alps Alpine Co Ltd
Original Assignee
Alps 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of CN1177255A publication Critical patent/CN1177255A/zh
Application granted granted Critical
Publication of CN1077759C publication Critical patent/CN1077759C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • H04N5/4446—IF amplifier circuits specially adapted for B&W TV
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • 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
    • 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
    • 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Superheterodyne Receivers (AREA)
  • Transmitters (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
CN97111871A 1996-07-01 1997-06-27 具有射频调制器和电视调谐器的高频器 Expired - Fee Related CN1077759C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP171166/1996 1996-07-01
JP171166/96 1996-07-01
JP8171166A JPH1022857A (ja) 1996-07-01 1996-07-01 Ｒｆ変調器及びｔｖチューナを組み込んだ映像機器

Publications (2)

Publication Number Publication Date
CN1177255A CN1177255A (zh) 1998-03-25
CN1077759C true CN1077759C (zh) 2002-01-09

Family

ID=15918228

Family Applications (1)

Application Number Title Priority Date Filing Date
CN97111871A Expired - Fee Related CN1077759C (zh) 1996-07-01 1997-06-27 具有射频调制器和电视调谐器的高频器

Country Status (6)

Country Link
JP (1) JPH1022857A (ko)
KR (1) KR100240306B1 (ko)
CN (1) CN1077759C (ko)
DE (1) DE19727718B4 (ko)
GB (1) GB2314983B (ko)
MY (1) MY130945A (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3599948B2 (ja) * 1997-04-14 2004-12-08 アルプス電気株式会社 Ｒｆ変調器内蔵型ｔｖチューナ
JP3471607B2 (ja) * 1998-04-24 2003-12-02 日本電気株式会社 疑似大地化方法及び装置
GB9905836D0 (en) * 1999-03-15 1999-05-05 Pace Micro Tech Ltd Amplitude control for tv broadcast systems
EP1049260A3 (de) * 1999-04-26 2003-07-30 Microtune GmbH & Co KG HF-Baugruppe mit Tuner und HF-Sendeempfänger
JP3100214U (ja) * 2003-09-03 2004-05-13 アルプス電気株式会社 テレビジョンチューナ
JP4611902B2 (ja) * 2006-01-17 2011-01-12 アルプス電気株式会社 ダイバーシティ受信用チューナ
KR101372044B1 (ko) * 2007-10-30 2014-03-07 엘지전자 주식회사 Ｒｆ 스위치 내장형 튜너
CN101640369B (zh) * 2009-08-25 2011-05-25 深圳市大族激光科技股份有限公司 一种射频电源装置
CN103607548B (zh) * 2013-11-13 2017-08-04 四川福润得数码科技有限责任公司 一种av调制输出调谐接收一体化模组

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3716333A1 (de) * 1987-05-15 1988-11-24 Grundig Emv Videorecorder mit dynamisch abgleichbarem tuner
JP3055399B2 (ja) * 1994-07-27 2000-06-26 松下電器産業株式会社 高周波信号処理ユニット

Also Published As

Publication number Publication date
DE19727718A1 (de) 1998-01-08
KR980012979A (ko) 1998-04-30
MY130945A (en) 2007-07-31
GB9712918D0 (en) 1997-08-20
JPH1022857A (ja) 1998-01-23
GB2314983A (en) 1998-01-14
DE19727718B4 (de) 2004-09-02
GB2314983B (en) 2000-09-20
CN1177255A (zh) 1998-03-25
KR100240306B1 (ko) 2000-01-15

Similar Documents

Publication Publication Date Title
EP1002371B1 (en) Multi-tuner receiver
CN1077759C (zh) 具有射频调制器和电视调谐器的高频器
US5475876A (en) Tuner unit having electromagnetically isolated UHF and VHF section with no noise
CN1094697C (zh) 电视用调谐组件
CN100346683C (zh) 中频信号不受到因基准信号的高次谐波的干扰的电视调谐器
US6748207B1 (en) Power distributing and synthesizing device and mobile communication equipment using same
CN2612155Y (zh) 超宽带捷变频频率合成器
EP1014587B1 (en) Microwave/millimeter wave injection/synchronization oscillator
EP0639893B1 (en) Negative feedback control circuit having a common line for input and output signals
CN1110946C (zh) 高频调制器内装型电视高频头
JP3573591B2 (ja) 高周波電子機器
KR100699310B1 (ko) 멀티튜너수신기
CA1206281A (en) Tuner/converter for television signals by cable
JP3441049B2 (ja) 高周波モジュール
KR920001479Y1 (ko) 케이블 텔레비젼 튜너의 비트 잡음 제거회로
KR200355645Y1 (ko) 텔레비젼 신호 처리용 업컨버터
MXPA98003320A (en) High frequency electronic device
JPH03273715A (ja) 高周波信号増幅回路
MXPA98002887A (en) Tv tuner with an integr rf modulator
JPS62216516A (ja) バンドパスフイルタ
CN1016562B (zh) 微波锁相电视发射机
JPS62234427A (ja) 電子チユ−ナの局部発振回路
JPS63258121A (ja) 送信回路

Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee