GB1404948A - Tdm telecommunications exchange systems - Google Patents
Tdm telecommunications exchange systemsInfo
- Publication number
- GB1404948A GB1404948A GB3775272A GB3775272A GB1404948A GB 1404948 A GB1404948 A GB 1404948A GB 3775272 A GB3775272 A GB 3775272A GB 3775272 A GB3775272 A GB 3775272A GB 1404948 A GB1404948 A GB 1404948A
- Authority
- GB
- United Kingdom
- Prior art keywords
- data
- last
- look
- memory
- continuous
- 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
- 230000015654 memory Effects 0.000 abstract 8
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000004044 response Effects 0.000 abstract 1
- 230000011664 signaling Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
- H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/12—Arrangements providing for calling or supervisory signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712141229 DE2141229C3 (de) | 1971-08-17 | 1971-08-17 | Verfahren und Schaltungsanordnung zur Verarbeitung von Schaltkennzeichen in einer Zeitmultiplex-Vermittlungsstelle, insbesondere Zeitmultiplex-PCM-Ver mi ttlungsstelle |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1404948A true GB1404948A (en) | 1975-09-03 |
Family
ID=5816997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3775272A Expired GB1404948A (en) | 1971-08-17 | 1972-08-14 | Tdm telecommunications exchange systems |
Country Status (13)
-
0
- BE BE787670D patent/BE787670A/xx unknown
-
1971
- 1971-08-17 DE DE19712141229 patent/DE2141229C3/de not_active Expired
-
1972
- 1972-07-10 CH CH1032472A patent/CH559493A5/xx not_active IP Right Cessation
- 1972-07-21 NO NO263572A patent/NO129553B/no unknown
- 1972-07-27 AT AT647372A patent/AT325113B/de not_active IP Right Cessation
- 1972-08-03 NL NL7210664A patent/NL7210664A/xx not_active Application Discontinuation
- 1972-08-11 IT IT2811472A patent/IT963903B/it active
- 1972-08-14 LU LU65898D patent/LU65898A1/xx unknown
- 1972-08-14 FI FI223872A patent/FI57506C/fi active
- 1972-08-14 GB GB3775272A patent/GB1404948A/en not_active Expired
- 1972-08-16 FR FR7229312A patent/FR2150129A5/fr not_active Expired
- 1972-08-16 DK DK405872A patent/DK133720C/da active
- 1972-08-17 SE SE1070672A patent/SE372159B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
IT963903B (it) | 1974-01-21 |
FR2150129A5 (enrdf_load_stackoverflow) | 1973-03-30 |
SE372159B (enrdf_load_stackoverflow) | 1974-12-09 |
DK133720B (da) | 1976-07-05 |
DE2141229C3 (de) | 1974-01-17 |
NL7210664A (enrdf_load_stackoverflow) | 1973-02-20 |
FI57506B (fi) | 1980-04-30 |
NO129553B (enrdf_load_stackoverflow) | 1974-04-22 |
DK133720C (da) | 1976-11-22 |
CH559493A5 (enrdf_load_stackoverflow) | 1975-02-28 |
BE787670A (fr) | 1973-02-19 |
FI57506C (fi) | 1980-08-11 |
LU65898A1 (enrdf_load_stackoverflow) | 1973-01-15 |
AT325113B (de) | 1975-10-10 |
DE2141229A1 (de) | 1973-03-01 |
DE2141229B2 (de) | 1973-06-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |