DE69231491T2 - Steuerbarer Busabschluss - Google Patents
Steuerbarer BusabschlussInfo
- Publication number
- DE69231491T2 DE69231491T2 DE69231491T DE69231491T DE69231491T2 DE 69231491 T2 DE69231491 T2 DE 69231491T2 DE 69231491 T DE69231491 T DE 69231491T DE 69231491 T DE69231491 T DE 69231491T DE 69231491 T2 DE69231491 T2 DE 69231491T2
- Authority
- DE
- Germany
- Prior art keywords
- bus termination
- controllable bus
- controllable
- termination
- bus
- 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
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
- H04L25/0264—Arrangements for coupling to transmission lines
- H04L25/0298—Arrangement for terminating transmission lines
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
- G06F13/4086—Bus impedance matching, e.g. termination
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Direct Current Feeding And Distribution (AREA)
- Logic Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07755072 US5272396B2 (en) | 1991-09-05 | 1991-09-05 | Controllable bus terminator with voltage regulation |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69231491D1 DE69231491D1 (de) | 2000-11-09 |
DE69231491T2 true DE69231491T2 (de) | 2001-05-10 |
Family
ID=25037616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69231491T Expired - Fee Related DE69231491T2 (de) | 1991-09-05 | 1992-06-05 | Steuerbarer Busabschluss |
Country Status (4)
Country | Link |
---|---|
US (3) | US5272396B2 (de) |
EP (1) | EP0531630B1 (de) |
JP (1) | JP2711777B2 (de) |
DE (1) | DE69231491T2 (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4142081A1 (de) * | 1990-12-20 | 1992-07-23 | Murata Manufacturing Co | Abschlussschaltkreis zum abschluss einer datenbusleitung |
US5272396B2 (en) * | 1991-09-05 | 1996-11-26 | Unitrode Corp | Controllable bus terminator with voltage regulation |
US5831467A (en) | 1991-11-05 | 1998-11-03 | Monolithic System Technology, Inc. | Termination circuit with power-down mode for use in circuit module architecture |
US5528167A (en) * | 1992-05-14 | 1996-06-18 | Methode Electronics, Inc. | Combination of terminator apparatus enhancements |
US5978877A (en) * | 1993-03-31 | 1999-11-02 | Fujitsu Limited | Translating SCSI bus control and/or data signals between differential and single-ended formats |
EP0632392B1 (de) * | 1993-06-18 | 1999-08-04 | Digital Equipment Corporation | Gegen Temperatur-, Stromversorgungs- und Halbleiterherstellungsschwankungen kompensierte integrierte Systembusschnittstellenarchitektur mit Präzisionsempfänger |
EP0645716A1 (de) * | 1993-09-24 | 1995-03-29 | Advanced Micro Devices, Inc. | Abschlussschaltungen für SCSI-Hauptbusadapter |
US5422580A (en) * | 1993-10-14 | 1995-06-06 | Aps Technologies | Switchable active termination for SCSI peripheral devices |
JPH07245543A (ja) * | 1994-03-02 | 1995-09-19 | Nec Corp | バスシステム |
US5510727A (en) * | 1994-06-27 | 1996-04-23 | Micro Linear Corporation | Optimized active SCSI termination technique |
US5570037A (en) * | 1994-07-20 | 1996-10-29 | Methode Electronics | Switchable differential terminator |
US5465042A (en) * | 1994-08-04 | 1995-11-07 | Methode Electronics, Inc. | Inactive state termination tester |
US5568046A (en) * | 1994-08-04 | 1996-10-22 | Methode Electronics, Inc. | Inactive state termination tester |
US5613074A (en) * | 1994-12-30 | 1997-03-18 | Compaq Computer Corporation | Automatic disabling of SCSI bus terminators |
US5578939A (en) * | 1995-01-23 | 1996-11-26 | Beers; Gregory E. | Bidirectional transmission line driver/receiver |
US5534792A (en) * | 1995-02-15 | 1996-07-09 | Burr-Brown Corporation | Low capacitance electronically controlled active bus terminator circuit and method |
US5596757A (en) * | 1995-02-16 | 1997-01-21 | Simple Technology, Inc. | System and method for selectively providing termination power to a SCSI bus terminator from a host device |
US5592123A (en) * | 1995-03-07 | 1997-01-07 | Linfinity Microelectronics, Inc. | Frequency stability bootstrapped current mirror |
US5546017A (en) * | 1995-03-23 | 1996-08-13 | Micro Linear Corporation | Hot insertable active SCSI terminator |
US5608312A (en) * | 1995-04-17 | 1997-03-04 | Linfinity Microelectronics, Inc. | Source and sink voltage regulator for terminators |
US5635852A (en) * | 1995-04-17 | 1997-06-03 | Linfinity Microelectronics, Inc. | Controllable actice terminator for a computer bus |
JPH096498A (ja) * | 1995-05-02 | 1997-01-10 | Symbios Logic Inc | 複数のマルチコネクタの自動終端 |
BR9609616A (pt) * | 1995-06-30 | 1999-12-21 | Siemens Energy & Automat | Controlador de regulador de voltagem possuindo dispositivo para configuração automática de dispositivos acessórios |
US6070206A (en) * | 1997-03-31 | 2000-05-30 | Lsi Logic Corporation | Method and apparatus for terminating a bus |
US6061806A (en) * | 1997-05-12 | 2000-05-09 | Lsi Logic Corporation | Method and apparatus for maintaining automatic termination of a bus in the event of a host failure |
US6029216A (en) * | 1997-06-27 | 2000-02-22 | Lsi Logic Corporation | Auto-termination method and apparatus for use with either active high or active low terminators |
US6092131A (en) * | 1997-07-28 | 2000-07-18 | Lsi Logic Corporation | Method and apparatus for terminating a bus at a device interface |
US6058444A (en) * | 1997-10-02 | 2000-05-02 | Micron Technology, Inc. | Self-terminating electrical socket |
US6188271B1 (en) | 1998-07-13 | 2001-02-13 | Minhui Wang | Fail safe bias system for a tri-state bus |
EP0997824B1 (de) * | 1998-10-28 | 2005-02-16 | STMicroelectronics S.r.l. | Verfahren zur Herstellung einer aktiven und genauen Abschlussschaltung auf Silicium, so hergestellte aktive Abschlussschaltung und Spannungsregler mit solcher aktiven Abschlussschaltung |
US6151649A (en) * | 1998-12-13 | 2000-11-21 | International Business Machines Corporation | System, apparatus, and method for automatic node isolating SCSI terminator switch |
US6304098B1 (en) * | 2000-03-14 | 2001-10-16 | Sun Microsystems, Inc. | Method and apparatus for reducing noise in communication channels having a shared reference signal |
US7095788B1 (en) | 2000-08-17 | 2006-08-22 | International Business Machines Corporation | Circuit for facilitating simultaneous multi-directional transmission of multiple signals between multiple circuits using a single transmission line |
US6771675B1 (en) | 2000-08-17 | 2004-08-03 | International Business Machines Corporation | Method for facilitating simultaneous multi-directional transmission of multiple signals between multiple circuits using a single transmission line |
US6448837B1 (en) * | 2001-01-04 | 2002-09-10 | Hewlett-Packard Company | Reduced current variability I/O bus termination |
US6806728B2 (en) * | 2001-08-15 | 2004-10-19 | Rambus, Inc. | Circuit and method for interfacing to a bus channel |
US6842035B2 (en) * | 2002-12-31 | 2005-01-11 | Intel Corporation | Apparatus and method for bus signal termination compensation during detected quiet cycle |
US7116015B2 (en) * | 2003-01-23 | 2006-10-03 | Dell Products L.P. | System and method for dynamically configuring an information handling system |
US20040168008A1 (en) * | 2003-02-18 | 2004-08-26 | Hewlett-Packard Development Company, L.P. | High speed multiple ported bus interface port state identification system |
CN100472495C (zh) * | 2003-09-09 | 2009-03-25 | 汤姆森许可贸易公司 | 数据总线的有源上拉设备 |
US6970011B2 (en) * | 2003-11-28 | 2005-11-29 | Hewlett-Packard Development Company, L.P. | Partial termination voltage current shunting |
US7161379B2 (en) * | 2004-04-14 | 2007-01-09 | Hewlett-Packard Development Company, L.P. | Shunted current reduction |
CN1332329C (zh) * | 2004-07-06 | 2007-08-15 | 威盛电子股份有限公司 | 控制存取外部存储模块的控制芯片及其控制方法 |
CN1862249B (zh) * | 2006-04-20 | 2012-01-04 | 上海科勒电子科技有限公司 | 干电池供电主动式红外感应器具的节能处理方法 |
US7486104B2 (en) | 2006-06-02 | 2009-02-03 | Rambus Inc. | Integrated circuit with graduated on-die termination |
FR2917921B1 (fr) | 2007-06-21 | 2011-02-11 | Excem | Dispositif d'interface pseudo-differentiel avec circuit de terminaison |
US20110019760A1 (en) * | 2009-07-21 | 2011-01-27 | Rambus Inc. | Methods and Systems for Reducing Supply and Termination Noise |
US8508252B2 (en) * | 2010-07-01 | 2013-08-13 | Aquantia Corporation | Variable resistor voltage driver with self-noise compensation circuit |
US9018576B2 (en) * | 2011-05-10 | 2015-04-28 | Stmicroelectronics Asia Pacific Pte Ltd | Low drop-out regulator with distributed output network |
WO2015123654A1 (en) | 2014-02-17 | 2015-08-20 | The Cleveland Clinic Foundation | Amine passivated nanoparticles for cancer treatment and imaging |
US10425361B2 (en) | 2017-03-16 | 2019-09-24 | Trane International Inc. | Dynamic allocation of termination resistors in a communication network |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3155963A (en) * | 1960-05-31 | 1964-11-03 | Space General Corp | Transistorized switching circuit |
US3135874A (en) * | 1960-12-22 | 1964-06-02 | Adage Inc | Control circuits for electronic switches |
US4015147A (en) * | 1974-06-26 | 1977-03-29 | International Business Machines Corporation | Low power transmission line terminator |
JPS5144839A (de) * | 1974-10-16 | 1976-04-16 | Hitachi Ltd | |
US4220876A (en) * | 1978-08-17 | 1980-09-02 | Motorola, Inc. | Bus terminating and decoupling circuit |
JPS5876915A (ja) * | 1981-10-30 | 1983-05-10 | Toshiba Corp | 電流供給回路 |
USRE33378E (en) * | 1983-10-14 | 1990-10-09 | Sundstrand Corporation | Incremental base drive circuit for a power transistor |
US4675551A (en) * | 1986-03-04 | 1987-06-23 | Prime Computer, Inc. | Digital logic bus termination using the input clamping Schottky diodes of a logic circuit |
US4748426A (en) * | 1986-11-07 | 1988-05-31 | Rodime Plc | Active termination circuit for computer interface use |
US4821170A (en) * | 1987-04-17 | 1989-04-11 | Tandem Computers Incorporated | Input/output system for multiprocessors |
US4965801A (en) * | 1987-09-28 | 1990-10-23 | Ncr Corporation | Architectural arrangement for a SCSI disk controller integrated circuit |
US4859877A (en) * | 1988-01-04 | 1989-08-22 | Gte Laboratories Incorporated | Bidirectional digital signal transmission system |
US4831283A (en) * | 1988-05-16 | 1989-05-16 | Bnr Inc. | Terminator current driver with short-circuit protection |
US4864291A (en) * | 1988-06-21 | 1989-09-05 | Tandem Computers Incorporated | SCSI converter |
US4920339A (en) * | 1989-01-06 | 1990-04-24 | Western Digital Corp. | Switchable bus termination and address selector |
US4988890A (en) * | 1989-06-20 | 1991-01-29 | Digital Equipment Corp. | Signal transmission and receiving system with looped transmission line |
JP2935712B2 (ja) * | 1989-08-16 | 1999-08-16 | 株式会社リコー | Scsiデバイス |
US5020284A (en) * | 1989-12-12 | 1991-06-04 | Monahan James G | Self-biasing honing tool |
US5029284A (en) * | 1990-04-30 | 1991-07-02 | Motorola, Inc. | Precision switchable bus terminator circuit |
US5272396B2 (en) * | 1991-09-05 | 1996-11-26 | Unitrode Corp | Controllable bus terminator with voltage regulation |
-
1991
- 1991-09-05 US US07755072 patent/US5272396B2/en not_active Expired - Lifetime
-
1992
- 1992-06-05 EP EP92109545A patent/EP0531630B1/de not_active Expired - Lifetime
- 1992-06-05 DE DE69231491T patent/DE69231491T2/de not_active Expired - Fee Related
- 1992-08-17 JP JP4238838A patent/JP2711777B2/ja not_active Expired - Fee Related
-
1993
- 1993-07-07 US US08088911 patent/US5338979B2/en not_active Expired - Lifetime
-
1994
- 1994-07-11 US US08/273,376 patent/US5521528A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2711777B2 (ja) | 1998-02-10 |
DE69231491D1 (de) | 2000-11-09 |
US5338979A (en) | 1994-08-16 |
US5272396B1 (en) | 1996-02-13 |
EP0531630B1 (de) | 2000-10-04 |
JPH05210436A (ja) | 1993-08-20 |
US5272396A (en) | 1993-12-21 |
US5521528A (en) | 1996-05-28 |
US5272396B2 (en) | 1996-11-26 |
US5338979B2 (en) | 1996-11-26 |
EP0531630A1 (de) | 1993-03-17 |
US5338979B1 (en) | 1996-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: UNITRODE CORP., MERRIMACK, N.H., US |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |