JP2000299794A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2000299794A5 JP2000299794A5 JP1999105201A JP10520199A JP2000299794A5 JP 2000299794 A5 JP2000299794 A5 JP 2000299794A5 JP 1999105201 A JP1999105201 A JP 1999105201A JP 10520199 A JP10520199 A JP 10520199A JP 2000299794 A5 JP2000299794 A5 JP 2000299794A5
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- gain
- highest
- signal
- vicinity
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
Description
この増幅回路５０の出力側に、周波数特性重み付け手段、例えば重み付け回路５２が設けられている。この重み付け回路５２は、例えばコンデンサやインダクタンスを構成要素とするリアクタンス型の低域通過フィルタであり、その周波数特性は、図２に概略的に示すように、周波数が高くなるに従って利得が低下していくものである。そして、共同受信信号中のうち、最も周波数が低い最低周波数信号の付近で最も利得が高く、共同受信信号中の最も周波数が高い最高周波数信号の付近でかなり利得が低いものである。なお、この最高周波数よりも高い周波数の信号が入力された場合、更に利得が低くなる。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10520199A JP4223131B2 (ja) | 1999-04-13 | 1999-04-13 | テレビジョン信号切換器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10520199A JP4223131B2 (ja) | 1999-04-13 | 1999-04-13 | テレビジョン信号切換器 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000299794A JP2000299794A (ja) | 2000-10-24 |
| JP2000299794A5 true JP2000299794A5 (ja) | 2006-06-08 |
| JP4223131B2 JP4223131B2 (ja) | 2009-02-12 |
Family
ID=14401064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10520199A Expired - Fee Related JP4223131B2 (ja) | 1999-04-13 | 1999-04-13 | テレビジョン信号切換器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4223131B2 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4846368B2 (ja) * | 2006-01-24 | 2011-12-28 | Ｄｘアンテナ株式会社 | 共同受信システム用増幅器 |
-
1999
- 1999-04-13 JP JP10520199A patent/JP4223131B2/ja not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20030218451A1 (en) | Ultra fast and high efficiency inductive coil driver | |
| EP1300944A3 (en) | Variable gain amplifying apparatus and wireless communication apparatus | |
| WO1995016322A3 (en) | Noise reduction | |
| JPS57211812A (en) | Wide band amplifier | |
| EP1758247A3 (en) | Duplexer having matching circuit | |
| KR100554066B1 (ko) | 가변 평균 스위칭 주파수를 갖는 펄스폭 변조 방식 오디오증폭기 | |
| US20020084842A1 (en) | Dc offset canceling circuit applied in a variable gain amplifier | |
| WO2002001734A3 (en) | Wireless transceiver with subtractive filter compensating both transmit and receive artifacts | |
| EP1037380A3 (en) | Frequency converter | |
| EP0398090A3 (en) | Video signal processor for removing high frequency noise component | |
| CN110011639A (zh) | 具有高通滤波器的电路 | |
| EP0939486A3 (en) | Filter circuit | |
| US4862097A (en) | Pulsating noise removal device | |
| EP1427100A4 (en) | pre-amplification | |
| KR101658076B1 (ko) | 초광대역 임펄스 수신기의 dc 보정기 및 이를 포함하는 초광대역 임펄스 수신기 | |
| KR102821996B1 (ko) | 증폭 회로, 이를 포함하는 인체 채널 기반 통신 시스템 및 이의 동작 방법 | |
| US7400871B2 (en) | Multi-antenna receiving and processing circuit assembly | |
| JP2005039568A (ja) | 信号検出機能付き増幅回路 | |
| JP3479369B2 (ja) | ノイズ除去機能を持つ受信装置 | |
| JP3426910B2 (ja) | 赤外線データ受信器 | |
| WO2002082636A3 (en) | Data receiver gain enhancement | |
| JP2005236866A (ja) | 高周波電力増幅器 | |
| WO2004051977A3 (fr) | Filtre passe bas destine aux lignes telephoniques adaptees a la transmission adsl. | |
| KR0122498Y1 (ko) | 특정 대역의 티티엘 변환회로 | |
| KR20170015609A (ko) | 고이득 소형화를 위한 다단 초핑 방법 및 이를 적용한 roic |