KR100240306B1 - Rf 변조기 및 tv 튜너를 구비하는 고주파기기 - Google Patents

Rf 변조기 및 tv 튜너를 구비하는 고주파기기 Download PDF

Info

Publication number
KR100240306B1
KR100240306B1 KR1019970026554A KR19970026554A KR100240306B1 KR 100240306 B1 KR100240306 B1 KR 100240306B1 KR 1019970026554 A KR1019970026554 A KR 1019970026554A KR 19970026554 A KR19970026554 A KR 19970026554A KR 100240306 B1 KR100240306 B1 KR 100240306B1
Authority
KR
South Korea
Prior art keywords
oscillator
tuner
modulator
signal
high frequency
Prior art date
Application number
KR1019970026554A
Other languages
English (en)
Korean (ko)
Other versions
KR980012979A (ko
Inventor
마사히꼬 사이또
Original Assignee
가타오카 마사타카
알프스 덴키 가부시키가이샤
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 가타오카 마사타카, 알프스 덴키 가부시키가이샤 filed Critical 가타오카 마사타카
Publication of KR980012979A publication Critical patent/KR980012979A/ko
Application granted granted Critical
Publication of KR100240306B1 publication Critical patent/KR100240306B1/ko

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)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
KR1019970026554A 1996-07-01 1997-06-23 Rf 변조기 및 tv 튜너를 구비하는 고주파기기 KR100240306B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP96-171166 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
KR980012979A KR980012979A (ko) 1998-04-30
KR100240306B1 true KR100240306B1 (ko) 2000-01-15

Family

ID=15918228

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970026554A KR100240306B1 (ko) 1996-07-01 1997-06-23 Rf 변조기 및 tv 튜너를 구비하는 고주파기기

Country Status (6)

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

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
KR980012979A (ko) 1998-04-30
GB2314983B (en) 2000-09-20
DE19727718A1 (de) 1998-01-08
CN1077759C (zh) 2002-01-09
JPH1022857A (ja) 1998-01-23
MY130945A (en) 2007-07-31
DE19727718B4 (de) 2004-09-02
GB9712918D0 (en) 1997-08-20
CN1177255A (zh) 1998-03-25
GB2314983A (en) 1998-01-14

Similar Documents

Publication Publication Date Title
EP1002371B1 (de) Empfänger mit mehreren Tunern
US6094236A (en) Tuner circuit
WO1998054844A8 (en) Centralized channel selection in a distributed rf antenna system
US5475876A (en) Tuner unit having electromagnetically isolated UHF and VHF section with no noise
KR100240306B1 (ko) Rf 변조기 및 tv 튜너를 구비하는 고주파기기
US5457817A (en) Tuner of a double superheterodyne receiver
EP0639893B1 (de) Regelkreis mit negativer Rückkopplung mit einer gemeinsamen Leitung für Eingang und Ausgang
KR100441183B1 (ko) 튜너및스플리터-변조기를포함하는회로장치
US5339309A (en) Transmitter-receiver
JP3806160B2 (ja) チューナ及び分配−変調装置を具える回路
KR100699310B1 (ko) 멀티튜너수신기
JP3573591B2 (ja) 高周波電子機器
KR100262777B1 (ko) Rf변조기 내장형 tv튜너
JP2595716Y2 (ja) Ｒｆモジュレータおよびｒｆモジュレータを含む一体型ユニット
KR200291723Y1 (ko) 튜너의비트주파수방지장치
KR960002666B1 (ko) 더블콘버젼 튜너의 주파수 선국장치
KR950003276B1 (ko) Pal b/g용 튜너를 이용한 secam l/l 로우밴드 주파수혼합장치
JPH0671207B2 (ja) 送信装置の選局回路
KR890002593B1 (ko) 소형 catv튜너의 제 2 국부발진부/믹서
KR950014650B1 (ko) 초고주파 신호의 분배장치
JPS60158712A (ja) 表面波フイルタ装置
JPH03273715A (ja) 高周波信号増幅回路
JPS63258121A (ja) 送信回路

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20040825

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee