JP4685099B2 - 伝送線路駆動回路 - Google Patents
伝送線路駆動回路 Download PDFInfo
- Publication number
- JP4685099B2 JP4685099B2 JP2007518906A JP2007518906A JP4685099B2 JP 4685099 B2 JP4685099 B2 JP 4685099B2 JP 2007518906 A JP2007518906 A JP 2007518906A JP 2007518906 A JP2007518906 A JP 2007518906A JP 4685099 B2 JP4685099 B2 JP 4685099B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- transmission line
- circuit
- voltage
- phase
- 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
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0264—Arrangements for coupling to transmission lines
- H04L25/028—Arrangements specific to the transmitter end
- H04L25/0286—Provision of wave shaping within the driver
- H04L25/0288—Provision of wave shaping within the driver the shape being matched to the transmission line
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
Description
2 伝送線路
3 ドライバ
10、20 ドライバ入力回路
30 ローパスフィルタ(LPF)
40 利得調整回路
50、52 加算回路
60 ドライバ出力回路
100 第1回路
102、104、120、202、204、220 トランジスタ
106、206 可変定電流回路
110、112、210、212、302、310、312、314 抵抗
114、214 コンデンサ
122、222、304 定電流回路
200 第2回路
Claims (5)
- 入力信号の信号パターンの内容を分析する信号分析手段と、
前記信号分析手段による分析結果に応じて、前記入力信号を伝送線路に通したときに発生する損失に伴うタイミングのずれを打ち消す向きに前記入力信号の位相を調整した信号を出力する位相調整手段と、
を備え、前記位相調整手段の出力信号を前記伝送線路に送出する伝送線路駆動回路において、
前記信号分析手段は、前記入力信号の低域成分を通過させるカットオフ周波数が異なる複数のフィルタと、前記フィルタの出力電圧の利得調整を行う利得調整手段と、前記利得調整手段によって利得調整が行われた後の前記複数のフィルタの出力電圧を合成する合成手段とを有しており、
前記位相調整手段は、前記合成手段による合成電圧に応じて位相調整を行い、
前記利得調整手段によって調整される利得は、前記伝送線路による信号損失の程度に応じて設定される伝送線路駆動回路。 - 請求項1において、
前記位相調整手段は、前記信号分析手段による分析結果に応じて参照電圧が変更される差動増幅器である伝送線路駆動回路。 - 請求項1において、
前記位相調整手段は、前記信号分析手段による分析結果に応じて参照電圧が変更される電圧比較器である伝送線路駆動回路。 - 請求項1において、
前記位相調整手段は、前記信号分析手段による分析結果に応じて遅延量が変更される可変遅延回路である伝送線路駆動回路。 - 請求項1において、
前記信号分析手段と前記位相調整手段は、前記入力信号を出力する回路が形成されているチップあるいはモジュールに組み込まれる伝送線路駆動回路。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007518906A JP4685099B2 (ja) | 2005-06-01 | 2006-05-18 | 伝送線路駆動回路 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005160833 | 2005-06-01 | ||
JP2005160833 | 2005-06-01 | ||
PCT/JP2006/309922 WO2006129490A1 (ja) | 2005-06-01 | 2006-05-18 | 伝送線路駆動回路 |
JP2007518906A JP4685099B2 (ja) | 2005-06-01 | 2006-05-18 | 伝送線路駆動回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2006129490A1 JPWO2006129490A1 (ja) | 2008-12-25 |
JP4685099B2 true JP4685099B2 (ja) | 2011-05-18 |
Family
ID=37481420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007518906A Expired - Fee Related JP4685099B2 (ja) | 2005-06-01 | 2006-05-18 | 伝送線路駆動回路 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7902835B2 (ja) |
JP (1) | JP4685099B2 (ja) |
KR (1) | KR100933977B1 (ja) |
CN (1) | CN101208920A (ja) |
DE (1) | DE112006001472T5 (ja) |
TW (1) | TWI312077B (ja) |
WO (1) | WO2006129490A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL138517A (en) * | 2000-09-17 | 2005-07-25 | Serconet Ltd | System and method for transmission-line termination by signal cancellation, and applications thereof |
JP4936128B2 (ja) * | 2007-06-07 | 2012-05-23 | 横河電機株式会社 | 損失補償回路 |
TWI415064B (zh) | 2010-12-30 | 2013-11-11 | Au Optronics Corp | 顯示面板之控制電路裝置及其控制方法 |
KR200489829Y1 (ko) | 2019-05-15 | 2019-08-16 | 양용석 | 운동기구 겸용 그네의자 |
CN117524029A (zh) * | 2024-01-05 | 2024-02-06 | 武汉精立电子技术有限公司 | 一种测试信号生成系统和面板检测设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09331363A (ja) * | 1996-06-12 | 1997-12-22 | Fujitsu Ltd | 伝送路損失等化回路 |
JP2001045072A (ja) * | 1999-07-30 | 2001-02-16 | Matsushita Electric Ind Co Ltd | 送信電力波形の調整装置 |
JP2002135340A (ja) * | 2000-10-25 | 2002-05-10 | Ando Electric Co Ltd | 波形整形回路 |
JP2005057686A (ja) * | 2003-08-07 | 2005-03-03 | Renesas Technology Corp | 伝送信号補正回路 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3426669B2 (ja) | 1993-11-22 | 2003-07-14 | 三洋電機株式会社 | エラー信号発生回路 |
GB2360427B (en) | 2000-03-14 | 2004-02-04 | Power X Ltd | Data transmission driver device |
DE10354113B4 (de) * | 2003-11-19 | 2006-07-27 | Infineon Technologies Ag | Übertragungsvorrichtung mit variabler Impedanzanpassung |
-
2006
- 2006-05-18 CN CNA2006800191021A patent/CN101208920A/zh active Pending
- 2006-05-18 JP JP2007518906A patent/JP4685099B2/ja not_active Expired - Fee Related
- 2006-05-18 US US11/916,232 patent/US7902835B2/en not_active Expired - Fee Related
- 2006-05-18 DE DE112006001472T patent/DE112006001472T5/de not_active Withdrawn
- 2006-05-18 WO PCT/JP2006/309922 patent/WO2006129490A1/ja active Application Filing
- 2006-05-18 KR KR1020077027687A patent/KR100933977B1/ko not_active IP Right Cessation
- 2006-05-26 TW TW095118768A patent/TWI312077B/zh not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09331363A (ja) * | 1996-06-12 | 1997-12-22 | Fujitsu Ltd | 伝送路損失等化回路 |
JP2001045072A (ja) * | 1999-07-30 | 2001-02-16 | Matsushita Electric Ind Co Ltd | 送信電力波形の調整装置 |
JP2002135340A (ja) * | 2000-10-25 | 2002-05-10 | Ando Electric Co Ltd | 波形整形回路 |
JP2005057686A (ja) * | 2003-08-07 | 2005-03-03 | Renesas Technology Corp | 伝送信号補正回路 |
Also Published As
Publication number | Publication date |
---|---|
US7902835B2 (en) | 2011-03-08 |
KR20080006635A (ko) | 2008-01-16 |
KR100933977B1 (ko) | 2009-12-28 |
TWI312077B (en) | 2009-07-11 |
JPWO2006129490A1 (ja) | 2008-12-25 |
CN101208920A (zh) | 2008-06-25 |
US20090322395A1 (en) | 2009-12-31 |
TW200704943A (en) | 2007-02-01 |
WO2006129490A1 (ja) | 2006-12-07 |
DE112006001472T5 (de) | 2008-06-26 |
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