JPH0348937U - - Google Patents

Info

Publication number
JPH0348937U
JPH0348937U JP1989108959U JP10895989U JPH0348937U JP H0348937 U JPH0348937 U JP H0348937U JP 1989108959 U JP1989108959 U JP 1989108959U JP 10895989 U JP10895989 U JP 10895989U JP H0348937 U JPH0348937 U JP H0348937U
Authority
JP
Japan
Prior art keywords
frequency
bridge
trap
signal
type trap
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.)
Pending
Application number
JP1989108959U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP1989108959U priority Critical patent/JPH0348937U/ja
Priority to DE4029463A priority patent/DE4029463A1/en
Publication of JPH0348937U publication Critical patent/JPH0348937U/ja
Pending 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案の一実施例によるテレビジヨ
ン受信機の構成を示すブロツク図、第２図は西ド
イツにおける中間周波数帯域の構成を示す図、第
３図は従来のテレビジヨン受信機の構成を示すブ
ロツク図である。 Ｔ４……ブリツジＴ型トラツプ、４……映像・
音声検波回路。 Figure 1 is a block diagram showing the configuration of a television receiver according to an embodiment of this invention, Figure 2 is a diagram showing the configuration of an intermediate frequency band in West Germany, and Figure 3 is a diagram showing the configuration of a conventional television receiver. FIG. T 4 ...Bridge T-type trap, 4...Video/
Audio detection circuit.

Claims (1)

【実用新案登録請求の範囲】 ＶＨＦ帯およびＵＨＦ帯の各々のテレビジヨン
放送に対応した中間周波信号を検波し、映像信号
および音声信号を出力する復調回路を有し、 前記ＶＨＦ帯のテレビジヨン放送を受信する場
合における隣接チヤネルの信号周波数をトラツプ
周波数とし、入出力間に抵抗素子が介挿された第
１のブリツジＴ型トラツプ、および前記ＵＨＦ帯
のテレビジヨン放送を受信する場合における隣接
チヤネルの信号周波数をトラツプ周波数とし、該
第１のブリツジＴ型トラツプと入出力間の抵抗素
子を共有する第２のブリツジＴ型トラツプを前記
復調回路の前段に備えたことを特徴とするテレビ
ジヨン受信機。[Claims for Utility Model Registration] A demodulation circuit that detects an intermediate frequency signal corresponding to television broadcasting in the VHF band and the UHF band and outputs a video signal and an audio signal, the television broadcasting in the VHF band. A first bridge T-type trap in which a resistive element is inserted between the input and output, with the signal frequency of the adjacent channel when receiving the UHF band as the trap frequency; A television receiver characterized in that a second bridge T-type trap having a signal frequency as a trap frequency and sharing a resistance element between input and output with the first bridge T-type trap is provided at a stage before the demodulation circuit. .
JP1989108959U 1989-09-18 1989-09-18 Pending JPH0348937U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989108959U JPH0348937U (en) 1989-09-18 1989-09-18
DE4029463A DE4029463A1 (en) 1989-09-18 1990-09-17 TV receiver demodulation circuit - has combined T-bridge blocking circuit stage with parallel circuits for UHF and VHF bands

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989108959U JPH0348937U (en) 1989-09-18 1989-09-18

Publications (1)

Publication Number Publication Date
JPH0348937U true JPH0348937U (en) 1991-05-13

Family

ID=14497999

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989108959U Pending JPH0348937U (en) 1989-09-18 1989-09-18

Country Status (2)

Country Link
JP (1) JPH0348937U (en)
DE (1) DE4029463A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0746904B1 (en) * 1994-12-23 2001-10-04 Koninklijke Philips Electronics N.V. Television receiver with saw filter coupling

Also Published As

Publication number Publication date
DE4029463A1 (en) 1991-03-28

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