GB8716101D0 - Subscriber line interface circuit - Google Patents
Subscriber line interface circuitInfo
- Publication number
- GB8716101D0 GB8716101D0 GB878716101A GB8716101A GB8716101D0 GB 8716101 D0 GB8716101 D0 GB 8716101D0 GB 878716101 A GB878716101 A GB 878716101A GB 8716101 A GB8716101 A GB 8716101A GB 8716101 D0 GB8716101 D0 GB 8716101D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- interface circuit
- subscriber line
- line interface
- subscriber
- circuit
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/06—Arrangements for interconnection between switching centres using auxiliary connections for control or supervision, e.g. where the auxiliary connection is a signalling system number 7 link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
- H04M19/005—Feeding arrangements without the use of line transformers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61160203A JPS6315591A (en) | 1986-07-08 | 1986-07-08 | Subscriber circuit |
JP4135387 | 1987-02-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
GB8716101D0 true GB8716101D0 (en) | 1987-08-12 |
GB2193063A GB2193063A (en) | 1988-01-27 |
Family
ID=26380957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08716101A Withdrawn GB2193063A (en) | 1986-07-08 | 1987-07-08 | Line circuits |
Country Status (3)
Country | Link |
---|---|
KR (1) | KR880002353A (en) |
DE (1) | DE3722583A1 (en) |
GB (1) | GB2193063A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4922531A (en) * | 1989-04-19 | 1990-05-01 | Northern Telecom Limited | Line interface circuit |
US5333192A (en) * | 1990-06-26 | 1994-07-26 | Northern Telecom Limited | Line interface circuit |
FI974271A (en) * | 1997-11-18 | 1999-05-19 | Nokia Telecommunications Oy | SLIC |
FI104935B (en) * | 1997-11-18 | 2000-04-28 | Nokia Networks Oy | SLIC |
FI104933B (en) * | 1997-11-18 | 2000-04-28 | Nokia Networks Oy | SLIC |
FI104934B (en) * | 1997-11-18 | 2000-04-28 | Nokia Networks Oy | A subscriber line interface circuit |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3108647C2 (en) * | 1980-04-04 | 1983-01-20 | Siemens AG, 1000 Berlin und 8000 München | Transformerless hybrid circuit for the subscriber circuit of a telecommunications, in particular telephone exchange |
US4358643A (en) * | 1980-04-21 | 1982-11-09 | Siemens Corporation | Two to four wire hybrid circuit |
DE3142201C2 (en) * | 1981-01-23 | 1984-02-23 | Mitel Corp., Kanata, Ontario | Hybrid circuit for a telecommunication system, in particular a telephone system |
-
1987
- 1987-07-07 KR KR1019870007258A patent/KR880002353A/en not_active Application Discontinuation
- 1987-07-08 GB GB08716101A patent/GB2193063A/en not_active Withdrawn
- 1987-07-08 DE DE19873722583 patent/DE3722583A1/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
KR880002353A (en) | 1988-04-30 |
DE3722583A1 (en) | 1988-01-28 |
GB2193063A (en) | 1988-01-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |