GB0020595D0 - Method and apparatus for providing a derived digital telephone voice channel - Google Patents
Method and apparatus for providing a derived digital telephone voice channelInfo
- Publication number
- GB0020595D0 GB0020595D0 GBGB0020595.5A GB0020595A GB0020595D0 GB 0020595 D0 GB0020595 D0 GB 0020595D0 GB 0020595 A GB0020595 A GB 0020595A GB 0020595 D0 GB0020595 D0 GB 0020595D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- providing
- voice channel
- digital telephone
- telephone voice
- derived 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
- H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74216496A | 1996-11-01 | 1996-11-01 | |
GB9723213A GB2321365B (en) | 1996-11-01 | 1997-11-03 | Method and apparatus for providing a derived digital telephone voice channel |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0020595D0 true GB0020595D0 (en) | 2000-10-11 |
GB2350016A GB2350016A (en) | 2000-11-15 |
GB2350016B GB2350016B (en) | 2001-02-21 |
Family
ID=26312537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0020595A Expired - Fee Related GB2350016B (en) | 1996-11-01 | 1997-11-03 | Method and apparatus for providing a derived digital telephone voice channel |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2350016B (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5610922A (en) * | 1995-03-20 | 1997-03-11 | Raychem Corporation | Voice plus 4-wire DDS multiplexer |
ATE201947T1 (en) * | 1995-04-24 | 2001-06-15 | Cit Alcatel | METHOD, INTERFACE MODULES AND TELEPHONE NETWORK FOR MULTIPLEXING AND DEMULTIPLEXING AN ANALOG MTS (MESSAGE TELEPHONE SERVICE) SIGNAL AND AN ADSL (ASYMMETRIC DIGITAL SUBSCRIBE LINE) DATA STREAM |
-
1997
- 1997-11-03 GB GB0020595A patent/GB2350016B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2350016B (en) | 2001-02-21 |
GB2350016A (en) | 2000-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20091103 |