DE3687047D1 - Uebertragungsschaltung. - Google Patents
Uebertragungsschaltung.Info
- Publication number
- DE3687047D1 DE3687047D1 DE8686105527T DE3687047T DE3687047D1 DE 3687047 D1 DE3687047 D1 DE 3687047D1 DE 8686105527 T DE8686105527 T DE 8686105527T DE 3687047 T DE3687047 T DE 3687047T DE 3687047 D1 DE3687047 D1 DE 3687047D1
- Authority
- DE
- Germany
- Prior art keywords
- transmission circuit
- transmission
- circuit
- 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
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Small-Scale Networks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/727,971 US4670886A (en) | 1985-04-26 | 1985-04-26 | Receiver/driver/repeater interface |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3687047D1 true DE3687047D1 (de) | 1992-12-10 |
DE3687047T2 DE3687047T2 (de) | 1993-04-08 |
Family
ID=24924879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686105527T Expired - Fee Related DE3687047T2 (de) | 1985-04-26 | 1986-04-22 | Uebertragungsschaltung. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4670886A (de) |
EP (1) | EP0199338B1 (de) |
CA (1) | CA1258895A (de) |
DE (1) | DE3687047T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4864506A (en) * | 1986-04-10 | 1989-09-05 | Pitney Bowes Inc. | Postage meter recharging system |
US4811195A (en) * | 1987-03-04 | 1989-03-07 | Asi Controls | Electronic control system with improved communications |
US5555545A (en) * | 1994-06-23 | 1996-09-10 | Gemtek Technology Co., Ltd. | Connecting apparatus for interconnection between serial data transmission devices |
US5887050A (en) * | 1997-05-09 | 1999-03-23 | Siemens Building Technologies, Inc. | Repeater apparatus having isolation circuit |
US7149242B1 (en) | 2000-05-31 | 2006-12-12 | Bitrage, Inc. | Communications system for improving transmission rates and transmission distances of data signals across communications links |
US6823001B1 (en) | 2000-05-31 | 2004-11-23 | Bitrage, Inc. | Dual stage communication processor |
US20040151237A1 (en) * | 2000-05-31 | 2004-08-05 | Bitrage, Inc. | Satellite communications system |
US6490976B1 (en) * | 2001-08-22 | 2002-12-10 | Breed Automotive Technology, Inc. | Smart igniter communications repeater |
TWI237477B (en) * | 2002-09-18 | 2005-08-01 | Icp Electronics Inc | Gateway control apparatus and method for controlling digital asynchronous half-duplex serial signal transmission |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2109026A (en) * | 1935-08-09 | 1938-02-22 | American Telephone & Telegraph | Telegraph repeating system |
US3586793A (en) * | 1968-06-21 | 1971-06-22 | John C Neal | Two way repeater |
DE2134090B2 (de) * | 1971-07-08 | 1975-10-30 | Wandel U. Goltermann, 7410 Reutlingen | Zweirichtungs-schaltverstaerker |
US3912884A (en) * | 1974-08-05 | 1975-10-14 | Singer Co | Communication monitoring system |
US4154978A (en) * | 1977-12-08 | 1979-05-15 | Operating Systems, Inc. | Self-contained bidirectional amplifying repeater |
US4315167A (en) * | 1979-09-10 | 1982-02-09 | International Business Machines Corporation | Self-switching bidirectional digital line driver |
JPS57171864A (en) * | 1981-04-16 | 1982-10-22 | Toshiba Corp | Data communication system |
-
1985
- 1985-04-26 US US06/727,971 patent/US4670886A/en not_active Expired - Lifetime
-
1986
- 1986-03-24 CA CA000504859A patent/CA1258895A/en not_active Expired
- 1986-04-22 EP EP86105527A patent/EP0199338B1/de not_active Expired
- 1986-04-22 DE DE8686105527T patent/DE3687047T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3687047T2 (de) | 1993-04-08 |
EP0199338A2 (de) | 1986-10-29 |
US4670886A (en) | 1987-06-02 |
CA1258895A (en) | 1989-08-29 |
EP0199338A3 (en) | 1988-09-14 |
EP0199338B1 (de) | 1992-11-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |