DE3142495C2 - - Google Patents
Info
- Publication number
- DE3142495C2 DE3142495C2 DE19813142495 DE3142495A DE3142495C2 DE 3142495 C2 DE3142495 C2 DE 3142495C2 DE 19813142495 DE19813142495 DE 19813142495 DE 3142495 A DE3142495 A DE 3142495A DE 3142495 C2 DE3142495 C2 DE 3142495C2
- Authority
- DE
- Germany
- 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
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Devices For Supply Of Signal Current (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813142495 DE3142495A1 (de) | 1981-10-27 | 1981-10-27 | Digitaler hoertongenerator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813142495 DE3142495A1 (de) | 1981-10-27 | 1981-10-27 | Digitaler hoertongenerator |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3142495A1 DE3142495A1 (de) | 1983-05-05 |
DE3142495C2 true DE3142495C2 (US07608600-20091027-C00054.png) | 1987-04-02 |
Family
ID=6144892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19813142495 Granted DE3142495A1 (de) | 1981-10-27 | 1981-10-27 | Digitaler hoertongenerator |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3142495A1 (US07608600-20091027-C00054.png) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0534549B1 (en) * | 1991-09-27 | 2001-12-05 | Koninklijke Philips Electronics N.V. | Arrangement for generating pulse code modulation values in a telephone set |
DE69232256T2 (de) * | 1991-09-27 | 2002-08-14 | Koninkl Philips Electronics Nv | Anordnung zum Liefern von Pulskodemodulationswerten in einem Fernsprechapparat |
NL9200320A (nl) * | 1992-02-20 | 1993-09-16 | Ericsson Radio Systems Bv | Keten voor het koppelen van een telefooncentrale en een oproepcentrale van een personenoproepstelsel. |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2855151A1 (de) * | 1978-12-20 | 1980-07-10 | Siemens Ag | Digitaler hoertongenerator |
-
1981
- 1981-10-27 DE DE19813142495 patent/DE3142495A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3142495A1 (de) | 1983-05-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: TELENORMA TELEFONBAU UND NORMALZEIT GMBH, 6000 FRA |
|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: TELENORMA GMBH, 6000 FRANKFURT, DE |
|
8339 | Ceased/non-payment of the annual fee |