GB2314983B - Radio-frequency apparatus having radio-frequency modulator and television tuner - Google Patents

Radio-frequency apparatus having radio-frequency modulator and television tuner

Info

Publication number
GB2314983B
GB2314983B GB9712918A GB9712918A GB2314983B GB 2314983 B GB2314983 B GB 2314983B GB 9712918 A GB9712918 A GB 9712918A GB 9712918 A GB9712918 A GB 9712918A GB 2314983 B GB2314983 B GB 2314983B
Authority
GB
United Kingdom
Prior art keywords
radio
frequency
television tuner
modulator
frequency apparatus
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
GB9712918A
Other versions
GB2314983A (en
GB9712918D0 (en
Inventor
Masahiko Saito
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 GB9712918D0 publication Critical patent/GB9712918D0/en
Publication of GB2314983A publication Critical patent/GB2314983A/en
Application granted granted Critical
Publication of GB2314983B publication Critical patent/GB2314983B/en
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
    • H04N5/4446—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)
  • Transmitters (AREA)
  • Superheterodyne Receivers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
GB9712918A 1996-07-01 1997-06-20 Radio-frequency apparatus having radio-frequency modulator and television tuner Expired - Fee Related GB2314983B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8171166A JPH1022857A (en) 1996-07-01 1996-07-01 Video equipment, incorporating rf modulator and tv tuner

Publications (3)

Publication Number Publication Date
GB9712918D0 GB9712918D0 (en) 1997-08-20
GB2314983A GB2314983A (en) 1998-01-14
GB2314983B true GB2314983B (en) 2000-09-20

Family

ID=15918228

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9712918A Expired - Fee Related GB2314983B (en) 1996-07-01 1997-06-20 Radio-frequency apparatus having radio-frequency modulator and television tuner

Country Status (6)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3599948B2 (en) * 1997-04-14 2004-12-08 アルプス電気株式会社 TV tuner with built-in RF modulator
JP3471607B2 (en) 1998-04-24 2003-12-02 日本電気株式会社 Pseudo earthing method and apparatus
GB9905836D0 (en) * 1999-03-15 1999-05-05 Pace Micro Tech Ltd Amplitude control for tv broadcast systems
EP1049260A3 (en) * 1999-04-26 2003-07-30 Microtune GmbH & Co KG RF unit with tuner and RF transmitter-receiver
JP3100214U (en) * 2003-09-03 2004-05-13 アルプス電気株式会社 Television tuner
JP4611902B2 (en) * 2006-01-17 2011-01-12 アルプス電気株式会社 Diversity reception tuner
KR101372044B1 (en) * 2007-10-30 2014-03-07 엘지전자 주식회사 Radio Frequency switch built-in type tuner
CN101640369B (en) * 2009-08-25 2011-05-25 深圳市大族激光科技股份有限公司 Radio-frequency (RF) power supply device
CN103607548B (en) * 2013-11-13 2017-08-04 四川福润得数码科技有限责任公司 A kind of AV modulation output tuning receives integrated module

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0290825A2 (en) * 1987-05-15 1988-11-17 GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. Video recorder with a dynamically tunable tuner

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3055399B2 (en) * 1994-07-27 2000-06-26 松下電器産業株式会社 High frequency signal processing unit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0290825A2 (en) * 1987-05-15 1988-11-17 GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. Video recorder with a dynamically tunable tuner

Also Published As

Publication number Publication date
CN1177255A (en) 1998-03-25
DE19727718A1 (en) 1998-01-08
GB2314983A (en) 1998-01-14
GB9712918D0 (en) 1997-08-20
MY130945A (en) 2007-07-31
CN1077759C (en) 2002-01-09
KR980012979A (en) 1998-04-30
JPH1022857A (en) 1998-01-23
DE19727718B4 (en) 2004-09-02
KR100240306B1 (en) 2000-01-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050620