PT68449A - Digital data transmission system line driver circuits - Google Patents
Digital data transmission system line driver circuitsInfo
- Publication number
- PT68449A PT68449A PT68449A PT6844978A PT68449A PT 68449 A PT68449 A PT 68449A PT 68449 A PT68449 A PT 68449A PT 6844978 A PT6844978 A PT 6844978A PT 68449 A PT68449 A PT 68449A
- Authority
- PT
- Portugal
- Prior art keywords
- data transmission
- transmission system
- digital data
- line driver
- driver circuits
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
- H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor
- H03K17/6872—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor using complementary field-effect transistors
-
- 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
- H04L25/20—Repeater circuits; Relay circuits
- H04L25/22—Repeaters for converting two wires to four wires; Repeaters for converting single current to double current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB38444/77A GB1598679A (en) | 1977-09-15 | 1977-09-15 | Digital data transmission system line driver circuits |
Publications (1)
Publication Number | Publication Date |
---|---|
PT68449A true PT68449A (en) | 1978-09-01 |
Family
ID=10403488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT68449A PT68449A (en) | 1977-09-15 | 1978-08-18 | Digital data transmission system line driver circuits |
Country Status (4)
Country | Link |
---|---|
BR (1) | BR7805877A (en) |
GB (1) | GB1598679A (en) |
PT (1) | PT68449A (en) |
ZA (1) | ZA784207B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2116787A (en) * | 1981-09-16 | 1983-09-28 | Gould Inc | Efficient current modulator useful with inductive loads |
NL8601331A (en) * | 1986-05-26 | 1987-12-16 | At & T & Philips Telecomm | TRANSMITTER FOR ISDN S-BUS COUPLING CIRCUIT. |
FR2606960A1 (en) * | 1986-11-14 | 1988-05-20 | Efcis | DIGITAL SIGNAL TRANSMISSION CIRCUIT FOR A TELEPHONE NETWORK |
DE3718001A1 (en) * | 1987-05-27 | 1988-12-08 | Hirschmann Radiotechnik | CIRCUIT ARRANGEMENT FOR GENERATING BIPOLAR DIGITAL DATA SIGNALS |
-
1977
- 1977-09-15 GB GB38444/77A patent/GB1598679A/en not_active Expired
-
1978
- 1978-07-24 ZA ZA00784207A patent/ZA784207B/en unknown
- 1978-08-18 PT PT68449A patent/PT68449A/en unknown
- 1978-09-08 BR BR7805877A patent/BR7805877A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BR7805877A (en) | 1979-04-24 |
GB1598679A (en) | 1981-09-23 |
ZA784207B (en) | 1979-07-25 |
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