GB2003704B - Digital data signalling systems - Google Patents
Digital data signalling systemsInfo
- Publication number
- GB2003704B GB2003704B GB7832530A GB7832530A GB2003704B GB 2003704 B GB2003704 B GB 2003704B GB 7832530 A GB7832530 A GB 7832530A GB 7832530 A GB7832530 A GB 7832530A GB 2003704 B GB2003704 B GB 2003704B
- Authority
- GB
- United Kingdom
- Prior art keywords
- digital data
- signalling systems
- data signalling
- systems
- digital
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7832530A GB2003704B (en) | 1977-08-17 | 1978-08-08 | Digital data signalling systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3453077 | 1977-08-17 | ||
GB7832530A GB2003704B (en) | 1977-08-17 | 1978-08-08 | Digital data signalling systems |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2003704A GB2003704A (en) | 1979-03-14 |
GB2003704B true GB2003704B (en) | 1982-01-20 |
Family
ID=26262321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7832530A Expired GB2003704B (en) | 1977-08-17 | 1978-08-08 | Digital data signalling systems |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2003704B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4449247A (en) * | 1980-07-30 | 1984-05-15 | Harris Corporation | Local orderwire facility for fiber optic communication system |
US4689801A (en) * | 1983-10-11 | 1987-08-25 | American Standard Inc. | Microprocessor FSK data communications module |
GB2173675A (en) * | 1985-03-22 | 1986-10-15 | Steven Henry Lerman | Communication system |
-
1978
- 1978-08-08 GB GB7832530A patent/GB2003704B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2003704A (en) | 1979-03-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |