JP4387917B2 - 車両用通信装置 - Google Patents
車両用通信装置 Download PDFInfo
- Publication number
- JP4387917B2 JP4387917B2 JP2004293928A JP2004293928A JP4387917B2 JP 4387917 B2 JP4387917 B2 JP 4387917B2 JP 2004293928 A JP2004293928 A JP 2004293928A JP 2004293928 A JP2004293928 A JP 2004293928A JP 4387917 B2 JP4387917 B2 JP 4387917B2
- Authority
- JP
- Japan
- Prior art keywords
- delay circuit
- ecu
- communication line
- communication device
- termination resistor
- 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
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000008054 signal transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/13—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals
- H03K5/14—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals by the use of delay lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
-
- 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
- H04L25/026—Arrangements for coupling transmitters, receivers or transceivers to transmission lines; Line drivers
-
- 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
- H04L25/0298—Arrangement for terminating 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
- H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults
- H04L25/085—Arrangements for reducing interference in line transmission systems, e.g. by differential transmission
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Dc Digital Transmission (AREA)
- Logic Circuits (AREA)
Description
2 ECU(受信ノード)
3 ジャンクションコネクタ(J/C)
4,5 ジャンクションコネクタ(分岐手段;J/C)
6,7 遅延回路
11〜13 通信線
RT1 終端抵抗
RT2 終端抵抗
Claims (4)
- 送信ノードと、該送信ノードと通信線及び一つの通信線を複数系統に分岐する分岐手段を介して連結された複数の受信ノードとを備える車両用通信装置において、
前記分岐手段は、一端が前記通信線と接続され、他端が前記複数の受信ノードと接続される遅延回路を備え、該遅延回路の一端側をグランドに接地する第1の終端抵抗を配設し、前記遅延回路の他端側をグランドに接地する第2の終端抵抗を配設したことを特徴とする車両用通信装置。 - 前記第1の終端抵抗と第2の終端抵抗は、抵抗値が同一であることを特徴とする請求項1に記載の車両用通信装置。
- 前記遅延回路は、抵抗、コイル、及びコンデンサのうちの少なくとも一つを用いて構成されることを特徴とする請求項1または請求項2のいずれかに記載の車両用通信装置。
- 前記遅延回路は、所定長さを有する電線であることを特徴とする請求項1または請求項2のいずれかに記載の車両用通信装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004293928A JP4387917B2 (ja) | 2004-10-06 | 2004-10-06 | 車両用通信装置 |
GB0520074A GB2421673B (en) | 2004-10-06 | 2005-10-03 | Vehicle communication system |
US11/242,860 US7804858B2 (en) | 2004-10-06 | 2005-10-05 | Vehicle communication system |
DE200510047911 DE102005047911B4 (de) | 2004-10-06 | 2005-10-06 | Fahrzeugkommunikationssystem |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004293928A JP4387917B2 (ja) | 2004-10-06 | 2004-10-06 | 車両用通信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006103550A JP2006103550A (ja) | 2006-04-20 |
JP4387917B2 true JP4387917B2 (ja) | 2009-12-24 |
Family
ID=35395166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004293928A Expired - Fee Related JP4387917B2 (ja) | 2004-10-06 | 2004-10-06 | 車両用通信装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7804858B2 (ja) |
JP (1) | JP4387917B2 (ja) |
DE (1) | DE102005047911B4 (ja) |
GB (1) | GB2421673B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012015804A (ja) * | 2010-06-30 | 2012-01-19 | Nippon Soken Inc | 有線通信系 |
JP6812765B2 (ja) * | 2016-11-29 | 2021-01-13 | 株式会社デンソー | 電子制御装置 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1292082A (en) * | 1969-09-17 | 1972-10-11 | Matsushita Electric Ind Co Ltd | High-speed pulse delaying circuit |
US4160276A (en) * | 1977-10-31 | 1979-07-03 | Tektronix, Inc. | Aperture correction circuit |
JPS5469934A (en) * | 1977-11-16 | 1979-06-05 | Hitachi Ltd | Termination system of logic circuit |
US4218763A (en) * | 1978-08-04 | 1980-08-19 | Brailsford Lawrence J | Electronic alarm signaling system |
US4677462A (en) * | 1985-11-07 | 1987-06-30 | Rca Corporation | Delay and filter network with chrominance trap between series input resistors |
US5014286A (en) * | 1989-10-10 | 1991-05-07 | At&T Bell Laboratories | Delay generator |
US5523704A (en) * | 1993-10-04 | 1996-06-04 | Ford Motor Company | Method and circuit for actively controlling the transition impedance of multiplex communications nodes |
JP2882266B2 (ja) * | 1993-12-28 | 1999-04-12 | 株式会社日立製作所 | 信号伝送装置及び回路ブロック |
US6151298A (en) * | 1996-12-23 | 2000-11-21 | Nob Elektronik Ab | Electronic bus system |
JP2000078209A (ja) * | 1998-08-28 | 2000-03-14 | Nec Eng Ltd | デジタル信号伝送回路 |
JP2000151153A (ja) | 1998-11-10 | 2000-05-30 | Toyo Commun Equip Co Ltd | バスライン構成を有する電子回路装置 |
US6118350A (en) * | 1998-11-10 | 2000-09-12 | Gennum Corporation | Bus through termination circuit |
JP3803204B2 (ja) * | 1998-12-08 | 2006-08-02 | 寛治 大塚 | 電子装置 |
US6522165B2 (en) | 2001-06-29 | 2003-02-18 | Intel Corporation | Bus termination scheme for flexible uni-processor and dual processor platforms |
US6710617B2 (en) * | 2002-01-10 | 2004-03-23 | Agilent Technologies, Inc. | Variable slew rate control for open drain bus |
GB0208014D0 (en) * | 2002-04-05 | 2002-05-15 | Acuid Corp Ltd | Line termination incorporating compensation for device and package parasites |
JP3952830B2 (ja) * | 2002-04-10 | 2007-08-01 | 株式会社デンソー | 通信システム |
JP3818231B2 (ja) * | 2002-07-12 | 2006-09-06 | 株式会社デンソー | 電源回路 |
US6788099B2 (en) * | 2002-10-07 | 2004-09-07 | Sony Corporation | System and method for effectively implementing an active termination circuit in an electronic device |
US7362214B2 (en) * | 2005-03-30 | 2008-04-22 | Aisin Aw Co., Ltd. | Branching device for transmission line and monitoring apparatus using the same |
-
2004
- 2004-10-06 JP JP2004293928A patent/JP4387917B2/ja not_active Expired - Fee Related
-
2005
- 2005-10-03 GB GB0520074A patent/GB2421673B/en not_active Expired - Fee Related
- 2005-10-05 US US11/242,860 patent/US7804858B2/en not_active Expired - Fee Related
- 2005-10-06 DE DE200510047911 patent/DE102005047911B4/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006103550A (ja) | 2006-04-20 |
GB0520074D0 (en) | 2005-11-09 |
GB2421673B (en) | 2007-04-11 |
DE102005047911A1 (de) | 2006-06-08 |
GB2421673A (en) | 2006-06-28 |
US7804858B2 (en) | 2010-09-28 |
DE102005047911B4 (de) | 2008-08-21 |
US20060072630A1 (en) | 2006-04-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4767025B2 (ja) | 分岐コネクタ | |
JP4589970B2 (ja) | 調整可能な終端ネットワークを有する制御装置用のトランシーバ | |
CN111837363B (zh) | 用于总线系统的发送/接收装置和其运行方法 | |
CN101631058A (zh) | 用于检测数据线上的故障的方法 | |
US8861621B2 (en) | Receiver circuit | |
US7863961B2 (en) | Vehicle communication system | |
JP2005078962A (ja) | ワイヤハーネス | |
JP4387917B2 (ja) | 車両用通信装置 | |
US7352282B2 (en) | Communication system | |
CN103072487A (zh) | 控制装置 | |
JP2006237763A (ja) | 信号伝送システム | |
JP2015053633A (ja) | 通信システム | |
JP4583897B2 (ja) | 車載バス支線用ワイヤハーネス | |
JP2020022073A (ja) | 差動信号伝送回路 | |
WO2016084647A1 (ja) | 通信システム | |
JP2012074761A (ja) | 通信装置、通信ユニット | |
JP2005244351A (ja) | 信号伝送装置 | |
JP5907499B2 (ja) | 中継装置およびコネクタ | |
JP6391866B1 (ja) | 極性判定装置及び極性判定方法 | |
JP5478376B2 (ja) | 波形歪低減方法及び有線通信系 | |
CZ2021294A3 (cs) | Sběrnice, zejména sběrnice CAN, s potlačením rušivého vlivu slepých ramen | |
JP4377264B2 (ja) | 信号伝達回路及びその設計方法 | |
JP2016184791A (ja) | 通信制御装置及び通信システム | |
CN117751292A (zh) | 用于检查有线的通信连接部的缆线屏蔽部的功能的设备 | |
JP2581984Y2 (ja) | 終端抵抗禁止回路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070331 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20090804 |
|
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: 20090908 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20091001 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4387917 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121009 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131009 Year of fee payment: 4 |
|
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 |