GB2130050B - Calling line identifier - Google Patents
Calling line identifierInfo
- Publication number
- GB2130050B GB2130050B GB08230826A GB8230826A GB2130050B GB 2130050 B GB2130050 B GB 2130050B GB 08230826 A GB08230826 A GB 08230826A GB 8230826 A GB8230826 A GB 8230826A GB 2130050 B GB2130050 B GB 2130050B
- Authority
- GB
- United Kingdom
- Prior art keywords
- calling line
- line identifier
- identifier
- calling
- line
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/36—Statistical metering, e.g. recording occasions when traffic exceeds capacity of trunks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/72—Finding out and indicating number of calling subscriber
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Exchange Systems With Centralized Control (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08230826A GB2130050B (en) | 1982-10-28 | 1982-10-28 | Calling line identifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08230826A GB2130050B (en) | 1982-10-28 | 1982-10-28 | Calling line identifier |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2130050A GB2130050A (en) | 1984-05-23 |
GB2130050B true GB2130050B (en) | 1985-12-18 |
Family
ID=10533894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08230826A Expired GB2130050B (en) | 1982-10-28 | 1982-10-28 | Calling line identifier |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2130050B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2712131B1 (en) * | 1993-11-02 | 2005-08-12 | Frc Pro Sarl | Long-term digital backup of compressed data, automated simultaneously in input and output, allowing in particular a digital security record of wiretapping. |
US6075848A (en) * | 1995-09-18 | 2000-06-13 | British Telecommunications Public Limited Company | Call patterns in a communications network |
US5974309A (en) * | 1996-05-03 | 1999-10-26 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for facilitating law enforcement agency monitoring of cellular telephone calls |
-
1982
- 1982-10-28 GB GB08230826A patent/GB2130050B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2130050A (en) | 1984-05-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |