JP4017878B2 - イコライザ - Google Patents

イコライザ Download PDF

Info

Publication number
JP4017878B2
JP4017878B2 JP2002025649A JP2002025649A JP4017878B2 JP 4017878 B2 JP4017878 B2 JP 4017878B2 JP 2002025649 A JP2002025649 A JP 2002025649A JP 2002025649 A JP2002025649 A JP 2002025649A JP 4017878 B2 JP4017878 B2 JP 4017878B2
Authority
JP
Japan
Prior art keywords
frequency
parallel
resistor
equalizer
series
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
JP2002025649A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003229791A5 (enExample
JP2003229791A (ja
Inventor
克人 山田
Original Assignee
Ｄｘアンテナ株式会社
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 Ｄｘアンテナ株式会社 filed Critical Ｄｘアンテナ株式会社
Priority to JP2002025649A priority Critical patent/JP4017878B2/ja
Publication of JP2003229791A publication Critical patent/JP2003229791A/ja
Publication of JP2003229791A5 publication Critical patent/JP2003229791A5/ja
Application granted granted Critical
Publication of JP4017878B2 publication Critical patent/JP4017878B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Filters And Equalizers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP2002025649A 2002-02-01 2002-02-01 イコライザ Expired - Fee Related JP4017878B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002025649A JP4017878B2 (ja) 2002-02-01 2002-02-01 イコライザ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002025649A JP4017878B2 (ja) 2002-02-01 2002-02-01 イコライザ

Publications (3)

Publication Number Publication Date
JP2003229791A JP2003229791A (ja) 2003-08-15
JP2003229791A5 JP2003229791A5 (enExample) 2005-08-11
JP4017878B2 true JP4017878B2 (ja) 2007-12-05

Family

ID=27747738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002025649A Expired - Fee Related JP4017878B2 (ja) 2002-02-01 2002-02-01 イコライザ

Country Status (1)

Country Link
JP (1) JP4017878B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107911094A (zh) * 2017-12-11 2018-04-13 广东黑林通信技术有限公司 一种多功能均衡器

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4323345B2 (ja) * 2004-02-18 2009-09-02 富士通コンポーネント株式会社 平衡伝送用コネクタ及び平衡伝送用コネクタ付きケーブル
JP4744975B2 (ja) * 2005-08-09 2011-08-10 Ｄｘアンテナ株式会社 チルト回路
US9401688B2 (en) 2012-12-10 2016-07-26 Matsue Elmec Corporation Passive equalizer
KR20170034390A (ko) * 2014-08-04 2017-03-28 톰슨 라이센싱 다중 대역 수신기용 필터-종단 결합
CN111077815B (zh) * 2019-11-27 2021-08-31 成都芯通软件有限公司 多频段hfc设备输出电平可自动调谐的补偿系统及方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6110308A (ja) * 1984-06-26 1986-01-17 Mitsubishi Electric Corp 可変等化器
JP2908640B2 (ja) * 1992-07-10 1999-06-21 日本アンテナ株式会社 高周波二段スロープチルト回路
JPH07221504A (ja) * 1994-01-28 1995-08-18 Oki Electric Ind Co Ltd フィルタ回路及び移動体通信装置
JPH0856179A (ja) * 1994-08-12 1996-02-27 Miharu Tsushin Kk Ｃａｔｖ用増幅器の電圧制御型可変等化器
JP3970393B2 (ja) * 1997-10-16 2007-09-05 富士通株式会社 等化フィルタ及び波形等化制御方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107911094A (zh) * 2017-12-11 2018-04-13 广东黑林通信技术有限公司 一种多功能均衡器

Also Published As

Publication number Publication date
JP2003229791A (ja) 2003-08-15

Similar Documents

Publication Publication Date Title
US9509279B2 (en) Elastic wave filter with magnetically coupled LC parallel resonance circuits
US10439582B2 (en) Variable-frequency LC filter, high-frequency frontend module, and communication apparatus
US10700659B2 (en) Multiplexer, radio-frequency front end circuit, and communication terminal
US10547337B2 (en) Radio frequency front-end circuit and communication device
CN105580272A (zh) 谐振电路及高频滤波器
JP4017878B2 (ja) イコライザ
CN106031035B (zh) 可变滤波电路及无线通信装置
US7587182B2 (en) Receiver input circuit
US10566950B2 (en) Variable frequency filter and high-frequency front end circuit
JP3689642B2 (ja) テレビジョンチューナ用中間周波結合回路
EP3178163B1 (en) A filter-termination combination for multi-band receiver
US5574413A (en) Tunable filter having a capacitive circuit connected to ground
US3518581A (en) All-pass delay equalizer network
CN116707485A (zh) 一种带通滤波电路、带通滤波器和电子设备
US12431854B2 (en) Composite acoustic wave filter device
US6400236B1 (en) Method and apparatus for a radio frequency power divider having un-terminated outputs
JP4227320B2 (ja) 複素バンドパスフィルタ
JP3136867B2 (ja) 可変同調バンドパスフィルタ
CN223124881U (zh) 一种发射链路增益平坦度的调节电路
KR100402067B1 (ko) 이중모드 공진기 결합형 표면탄성파 필터
JP6972954B2 (ja) 高周波フィルタおよびマルチプレクサ
JP7483621B2 (ja) 無線周波数フィルタのための補正ユニット
JP4227445B2 (ja) 複素バンドパスフィルタ
WO2021006073A1 (ja) ラダー型フィルタ及び複合フィルタ装置
RU2513762C2 (ru) Полосовой lc-фильтр с постоянным входным сопротивлением в полосах задерживания

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050117

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050117

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20060802

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20060808

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20061006

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070918

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070919

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100928

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100928

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110928

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120928

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130928

Year of fee payment: 6

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees