DE68911613D1 - Stromausgleichsschaltung. - Google Patents
Stromausgleichsschaltung.Info
- Publication number
- DE68911613D1 DE68911613D1 DE89201871T DE68911613T DE68911613D1 DE 68911613 D1 DE68911613 D1 DE 68911613D1 DE 89201871 T DE89201871 T DE 89201871T DE 68911613 T DE68911613 T DE 68911613T DE 68911613 D1 DE68911613 D1 DE 68911613D1
- Authority
- DE
- Germany
- Prior art keywords
- equalization circuit
- current equalization
- current
- circuit
- equalization
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
- H04M1/76—Compensating for differences in line impedance
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Networks Using Active Elements (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8809953A FR2634605B1 (fr) | 1988-07-22 | 1988-07-22 | Circuit de compensation de courant |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68911613D1 true DE68911613D1 (de) | 1994-02-03 |
DE68911613T2 DE68911613T2 (de) | 1994-06-16 |
Family
ID=9368697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68911613T Expired - Fee Related DE68911613T2 (de) | 1988-07-22 | 1989-07-17 | Stromausgleichsschaltung. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4994759A (de) |
EP (1) | EP0353808B1 (de) |
JP (1) | JPH02119304A (de) |
BR (1) | BR8903583A (de) |
DE (1) | DE68911613T2 (de) |
FR (1) | FR2634605B1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4124585A1 (de) * | 1991-07-24 | 1993-01-28 | Siemens Ag | Steuerbare schaltungsanordnung |
US5995619A (en) * | 1996-12-31 | 1999-11-30 | U.S. Philips Corporation | Telephony device with compensation for line losses |
JP2002057287A (ja) * | 2000-08-09 | 2002-02-22 | Rohm Co Ltd | 半導体装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7115947A (de) * | 1971-11-19 | 1973-05-22 | ||
DE3116262A1 (de) * | 1981-04-24 | 1982-11-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | "schaltungsanordnung zur erzeugung von steuergroessen aus dem schleifenstrom" |
US4453037A (en) * | 1981-12-28 | 1984-06-05 | Mostek Corporation | Loop length compensation circuit |
US4439637A (en) * | 1981-12-28 | 1984-03-27 | Mostek Corporation | Low loop current switch latch circuit |
-
1988
- 1988-07-22 FR FR8809953A patent/FR2634605B1/fr not_active Expired - Fee Related
-
1989
- 1989-07-17 DE DE68911613T patent/DE68911613T2/de not_active Expired - Fee Related
- 1989-07-17 EP EP89201871A patent/EP0353808B1/de not_active Expired - Lifetime
- 1989-07-19 BR BR898903583A patent/BR8903583A/pt not_active IP Right Cessation
- 1989-07-20 JP JP1186171A patent/JPH02119304A/ja active Pending
- 1989-07-21 US US07/384,225 patent/US4994759A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
BR8903583A (pt) | 1990-03-20 |
EP0353808B1 (de) | 1993-12-22 |
FR2634605A1 (fr) | 1990-01-26 |
DE68911613T2 (de) | 1994-06-16 |
FR2634605B1 (fr) | 1990-10-05 |
EP0353808A1 (de) | 1990-02-07 |
JPH02119304A (ja) | 1990-05-07 |
US4994759A (en) | 1991-02-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
|
8339 | Ceased/non-payment of the annual fee |