CN1090843C - 高频电子仪器 - Google Patents

高频电子仪器 Download PDF

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Publication number
CN1090843C
CN1090843C CN98101658A CN98101658A CN1090843C CN 1090843 C CN1090843 C CN 1090843C CN 98101658 A CN98101658 A CN 98101658A CN 98101658 A CN98101658 A CN 98101658A CN 1090843 C CN1090843 C CN 1090843C
Authority
CN
China
Prior art keywords
mentioned
uhf
signal
blender
pass filter
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
CN98101658A
Other languages
English (en)
Chinese (zh)
Other versions
CN1198617A (zh
Inventor
斋藤正彦
佐佐木道德
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 CN1198617A publication Critical patent/CN1198617A/zh
Application granted granted Critical
Publication of CN1090843C publication Critical patent/CN1090843C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • 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
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • 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
    • 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
    • H04N5/50—Tuning indicators; Automatic tuning control

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Superheterodyne Receivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
CN98101658A 1997-04-25 1998-04-24 高频电子仪器 Expired - Fee Related CN1090843C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10984697A JP3573591B2 (ja) 1997-04-25 1997-04-25 高周波電子機器
JP109846/97 1997-04-25

Publications (2)

Publication Number Publication Date
CN1198617A CN1198617A (zh) 1998-11-11
CN1090843C true CN1090843C (zh) 2002-09-11

Family

ID=14520685

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98101658A Expired - Fee Related CN1090843C (zh) 1997-04-25 1998-04-24 高频电子仪器

Country Status (5)

Country Link
JP (1) JP3573591B2 (ja)
KR (1) KR100247832B1 (ja)
CN (1) CN1090843C (ja)
GB (1) GB2324665B (ja)
MY (1) MY120737A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2798545A1 (fr) * 1999-09-14 2001-03-16 Koninkl Philips Electronics Nv Procede de demodulation preservant une grande purete spectrale
JP2003060998A (ja) * 2001-08-21 2003-02-28 Mitsumi Electric Co Ltd Ｒｆモジュレータ
CN102545959B (zh) * 2012-02-09 2014-03-12 成都中亚通茂科技有限公司 多频点宽带信号发生器以及信号处理方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456522U (ja) * 1977-09-28 1979-04-19
US4894720A (en) * 1987-07-31 1990-01-16 Sanyo Electric Co., Ltd. Circuit for selectively outputting high frequency signals
JP2661499B2 (ja) * 1993-03-08 1997-10-08 関西日本電気株式会社 チューナユニット

Also Published As

Publication number Publication date
JP3573591B2 (ja) 2004-10-06
KR100247832B1 (ko) 2000-03-15
KR19980081684A (ko) 1998-11-25
CN1198617A (zh) 1998-11-11
GB9807410D0 (en) 1998-06-03
MY120737A (en) 2005-11-30
GB2324665B (en) 2001-01-03
GB2324665A (en) 1998-10-28
JPH10303766A (ja) 1998-11-13

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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