GB2113953B - Local loop communication network for routing data and telephone speech signals in digital form - Google Patents
Local loop communication network for routing data and telephone speech signals in digital formInfo
- Publication number
- GB2113953B GB2113953B GB08233954A GB8233954A GB2113953B GB 2113953 B GB2113953 B GB 2113953B GB 08233954 A GB08233954 A GB 08233954A GB 8233954 A GB8233954 A GB 8233954A GB 2113953 B GB2113953 B GB 2113953B
- Authority
- GB
- United Kingdom
- Prior art keywords
- communication network
- digital form
- speech signals
- local loop
- routing data
- 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
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
- H04L12/427—Loop networks with decentralised control
- H04L12/43—Loop networks with decentralised control with synchronous transmission, e.g. time division multiplex [TDM], slotted rings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
- H04M9/022—Multiplex systems
- H04M9/025—Time division multiplex systems, e.g. loop systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8201054A FR2520570A1 (en) | 1982-01-25 | 1982-01-25 | LOCAL LOOP COMMUNICATION NETWORK VEHICULATING BOTH DIGITAL TELEPHONE DATA AND SIGNALS IN DIGITAL FORM |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2113953A GB2113953A (en) | 1983-08-10 |
GB2113953B true GB2113953B (en) | 1985-10-16 |
Family
ID=9270269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08233954A Expired GB2113953B (en) | 1982-01-25 | 1982-11-29 | Local loop communication network for routing data and telephone speech signals in digital form |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE895657R (en) |
ES (1) | ES8404766A1 (en) |
FR (1) | FR2520570A1 (en) |
GB (1) | GB2113953B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2138652B (en) * | 1983-04-23 | 1986-04-23 | Standard Telephones Cables Ltd | Distributed pabx |
IT1159480B (en) * | 1983-08-04 | 1987-02-25 | Cselt Centro Studi Lab Telecom | VARIABLE BAND DISTRIBUTED SWITCHING NODE WITH DYNAMIC MANAGEMENT OF HYBRID WEFT |
GB2147770B (en) * | 1983-10-08 | 1987-01-14 | Standard Telephones Cables Ltd | Data transmission system |
GB8526620D0 (en) * | 1985-10-29 | 1985-12-04 | British Telecomm | Communications network |
EP0227852B1 (en) * | 1985-12-23 | 1990-08-29 | International Business Machines Corporation | Local area communication system for integrated services based on a token-ring transmission medium |
JPS63199540A (en) * | 1987-02-16 | 1988-08-18 | Toshiba Corp | Method and equipment for transmitting data |
IT1202598B (en) * | 1987-02-27 | 1989-02-09 | Etefin Spa | AUTOMATED CONTROL AND MANAGEMENT SYSTEMS OF DEVICES, EQUIPMENT AND PERIPHERAL UNITS FOR THE SWITCHING AND PROCESSING OF SIGNALS IN GENERAL, IN PARTICULAR OF PHONICS AND / OR OF DATA AND / OR IMAGES |
CA2091356A1 (en) * | 1991-09-23 | 1993-03-24 | Christopher Veness | Loop wiring concentrator |
JPH10503339A (en) * | 1994-07-26 | 1998-03-24 | クライアコム コミュニケーションズ グループ,インコーポレーテッド | Multi-node digital telephone distribution system |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH514268A (en) * | 1970-09-30 | 1971-10-15 | Ibm | Method for time division multiplex message transmission and switching device for carrying out the method |
US3925621A (en) * | 1974-01-17 | 1975-12-09 | Collins Arthur A Inc | Digital circuit switched time-space-time switch equipped time division transmission loop system |
DE2620058C3 (en) * | 1976-05-06 | 1978-12-07 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Digital time division multiplex telecommunications network |
GB1570923A (en) * | 1977-02-14 | 1980-07-09 | Gec General Signal Ltd | Data communication apparatus |
US4140877A (en) * | 1977-04-19 | 1979-02-20 | Tie/Communications, Inc. | Muliple highway time division multiplexed PABX communication system |
US4154983A (en) * | 1978-03-13 | 1979-05-15 | Bell Telephone Laboratories, Incorporated | Loop carrier system for telecommunication and data services |
JPS55117357A (en) * | 1979-03-02 | 1980-09-09 | Nippon Telegr & Teleph Corp <Ntt> | Time-division multiplex communication system |
DE2917675A1 (en) * | 1979-04-27 | 1980-11-06 | Hertz Inst Heinrich | DIGITAL TIME MULTIPLEX MESSAGE SYSTEM |
FR2472898B1 (en) * | 1979-12-27 | 1987-01-09 | Jeumont Schneider | DOUBLE LOOP TRANSMISSION NETWORK |
-
1982
- 1982-01-25 FR FR8201054A patent/FR2520570A1/en active Granted
- 1982-11-29 GB GB08233954A patent/GB2113953B/en not_active Expired
-
1983
- 1983-01-20 BE BE2/60002A patent/BE895657R/en not_active IP Right Cessation
- 1983-01-25 ES ES519252A patent/ES8404766A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES519252A0 (en) | 1984-05-01 |
FR2520570B1 (en) | 1984-04-20 |
GB2113953A (en) | 1983-08-10 |
ES8404766A1 (en) | 1984-05-01 |
FR2520570A1 (en) | 1983-07-29 |
BE895657R (en) | 1983-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19961129 |