JPH02130118U - - Google Patents

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Publication number
JPH02130118U
JPH02130118U JP3961289U JP3961289U JPH02130118U JP H02130118 U JPH02130118 U JP H02130118U JP 3961289 U JP3961289 U JP 3961289U JP 3961289 U JP3961289 U JP 3961289U JP H02130118 U JPH02130118 U JP H02130118U
Authority
JP
Japan
Prior art keywords
pass filter
midpoint
ground
switch
low
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
JP3961289U
Other languages
English (en)
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 JP3961289U priority Critical patent/JPH02130118U/ja
Publication of JPH02130118U publication Critical patent/JPH02130118U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案の一実施例のフイルタの構成図
、第2図は第1図におけるそれぞれの受信バンド
における等価回路図、第3図、〜第5図は従来技
術によるフイルタの構成図である。 1……アンテナ入力端子、6……高周波増幅回
路、11……T形ハイパスフイルタ、12……T
形ローパスフイルタ、13,14……スイツチ、
15,16,20……容量、17,18,19…
…インダクタ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 並列接続されたT形ハイパスフイルタとT形ロ
    ーパスフイルタのそれぞれの中点・接地間にスイ
    ツチを配し、高い周波数の受信時には前記ローパ
    スフイルタの中点と接地間に配された前記スイツ
    チを短絡し、低い周波数の受信時には前記ハイパ
    スフイルタの中点と接地間に配された前記スイツ
    チを短絡する構造を特徴とする入力フイルタ。
JP3961289U 1989-04-05 1989-04-05 Pending JPH02130118U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3961289U JPH02130118U (ja) 1989-04-05 1989-04-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3961289U JPH02130118U (ja) 1989-04-05 1989-04-05

Publications (1)

Publication Number Publication Date
JPH02130118U true JPH02130118U (ja) 1990-10-26

Family

ID=31548677

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3961289U Pending JPH02130118U (ja) 1989-04-05 1989-04-05

Country Status (1)

Country Link
JP (1) JPH02130118U (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002054591A1 (fr) * 2000-12-28 2002-07-11 Matsushita Electric Industrial Co., Ltd. Filtre passe-bas haute frequence
JP2003060462A (ja) * 2001-08-16 2003-02-28 Murata Mfg Co Ltd 複合素子
JP2003078378A (ja) * 2001-08-31 2003-03-14 Murata Mfg Co Ltd 複合素子
WO2004102794A1 (ja) * 2003-05-14 2004-11-25 Advantest Corporation 入力信号処理装置、高周波成分取得方法および低周波成分取得方法
JP2006180352A (ja) * 2004-12-24 2006-07-06 Soshin Electric Co Ltd 電子部品

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002054591A1 (fr) * 2000-12-28 2002-07-11 Matsushita Electric Industrial Co., Ltd. Filtre passe-bas haute frequence
EP1349272A1 (en) * 2000-12-28 2003-10-01 Matsushita Electric Industrial Co., Ltd. High frequency low-pass filter
EP1349272A4 (en) * 2000-12-28 2006-02-01 Matsushita Electric Ind Co Ltd HIGH FREQUENCY LOW PASS
JP2003060462A (ja) * 2001-08-16 2003-02-28 Murata Mfg Co Ltd 複合素子
JP2003078378A (ja) * 2001-08-31 2003-03-14 Murata Mfg Co Ltd 複合素子
WO2004102794A1 (ja) * 2003-05-14 2004-11-25 Advantest Corporation 入力信号処理装置、高周波成分取得方法および低周波成分取得方法
JP2006180352A (ja) * 2004-12-24 2006-07-06 Soshin Electric Co Ltd 電子部品

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