BE722366A - - Google Patents
Info
- Publication number
- BE722366A BE722366A BE722366DA BE722366A BE 722366 A BE722366 A BE 722366A BE 722366D A BE722366D A BE 722366DA BE 722366 A BE722366 A BE 722366A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR124561A FR1547633A (fr) | 1967-10-16 | 1967-10-16 | Circuit d'addition de nombres binaires provenant du codage non linéaire de signaux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE722366A true BE722366A (xx) | 1969-04-16 |
Family
ID=8640122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE722366D BE722366A (xx) | 1967-10-16 | 1968-10-16 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3575591A (xx) |
| JP (1) | JPS5527492B1 (xx) |
| BE (1) | BE722366A (xx) |
| CH (1) | CH486169A (xx) |
| DE (1) | DE1803222B2 (xx) |
| ES (1) | ES359236A1 (xx) |
| FR (1) | FR1547633A (xx) |
| GB (1) | GB1201967A (xx) |
| NL (1) | NL6814769A (xx) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3778605A (en) * | 1971-04-16 | 1973-12-11 | Bell Telephone Labor Inc | Digital expandor for pcm code words |
| CA1027265A (en) * | 1975-04-23 | 1978-02-28 | Alan S.J. Chapman | Method and apparatus for establishing a plurality of simultaneous conferences in a pcm switching system |
| SU732864A1 (ru) * | 1976-12-22 | 1980-05-05 | Таганрогский радиотехнический институт им.В.Д.Калмыкова | Сумматор кодов фибоначчи |
| US4230908A (en) * | 1979-01-22 | 1980-10-28 | Plessey Canada Limited | Telephone summing circuit |
| US4454498A (en) * | 1979-05-21 | 1984-06-12 | Siemens Aktiengesellschaft | Adjustable attenuation member for a digital telecommunications system |
| DE2925100C2 (de) * | 1979-06-21 | 1985-01-03 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung für Fernmeldeanlagen, insbesondere Fernsprechvermittlungsanlagen, mit Einrichtungen zur Pegelmessung von in Pulscodemodulation übertragenen tonfrequenten Nachrichten |
| DE3104513C2 (de) * | 1981-02-09 | 1983-03-31 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Umwandlung linear codierter PCM-Worte in nichtlinear codierte PCM-Worte und umgekehrt nichtlinear codierter PCM-Worte in linear codierte PCM-Worte gemäß einer dem A-Gesetz gehorchenden 13-Segment-Kennlinie |
| DE3104528C2 (de) * | 1981-02-09 | 1984-10-11 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Umwandlung linear codierter PCM-Worte in nichtlinear codierte PCM-Worte und umgekehrt |
| DE3147492A1 (de) * | 1981-12-01 | 1983-06-09 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Schaltungsanordnung zum herstellen von konferenzverbindungen in digital nach dem pcm-verfahren durchschaltenden fernmelde-, insbesondere fernsprechvermittlungsanlagen |
| DE3209452A1 (de) * | 1982-03-16 | 1983-09-22 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Schaltungsanordnung zum gleichzeitigen herstellen von mehreren konferenzverbindungen in einem digital nach dem pcm-verfahren durchschaltenden vermittlungssystem |
| DE3730232C1 (de) * | 1987-09-09 | 1988-09-15 | Telefonbau & Normalzeit Gmbh | Verfahren zum Einspeisen von Hoertoenen in bestehende Gespraechsverbindungen bei einer Fernsprechvermittlungsanlage |
| DE3733739C1 (de) * | 1987-10-06 | 1989-04-27 | Ant Nachrichtentech | Anordnung zur A/D-Wandlung mit A/D-Wandler |
| TWI583140B (zh) * | 2016-01-29 | 2017-05-11 | 晨星半導體股份有限公司 | 具對數計算功能的解碼模組 |
| JP6680186B2 (ja) | 2016-11-10 | 2020-04-15 | 京セラドキュメントソリューションズ株式会社 | 電子機器及び電源制御プログラム |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1050816B (xx) * | 1956-12-31 | 1900-01-01 | ||
| US3180939A (en) * | 1961-11-24 | 1965-04-27 | Bell Telephone Labor Inc | Selectable characteristic compandor for pulse code transmission |
| GB1039341A (en) * | 1963-01-25 | 1966-08-17 | Standard Telephones Cables Ltd | Improvements in or relating to coding equipment |
| US3366947A (en) * | 1964-01-08 | 1968-01-30 | Fujitsu Ltd | Non-linear pcm decoder |
| US3479525A (en) * | 1965-11-05 | 1969-11-18 | Aircraft Radio Corp | Logarithmic signal compressor |
-
1967
- 1967-10-16 FR FR124561A patent/FR1547633A/fr not_active Expired
-
1968
- 1968-09-27 US US763234A patent/US3575591A/en not_active Expired - Lifetime
- 1968-09-30 JP JP7024968A patent/JPS5527492B1/ja active Pending
- 1968-10-09 GB GB47844/68A patent/GB1201967A/en not_active Expired
- 1968-10-16 CH CH1545068A patent/CH486169A/fr not_active IP Right Cessation
- 1968-10-16 BE BE722366D patent/BE722366A/xx unknown
- 1968-10-16 ES ES359236A patent/ES359236A1/es not_active Expired
- 1968-10-16 NL NL6814769A patent/NL6814769A/xx not_active Application Discontinuation
- 1968-10-16 DE DE19681803222 patent/DE1803222B2/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| NL6814769A (xx) | 1969-04-18 |
| FR1547633A (fr) | 1968-11-29 |
| US3575591A (en) | 1971-04-20 |
| GB1201967A (en) | 1970-08-12 |
| CH486169A (fr) | 1970-02-15 |
| ES359236A1 (es) | 1970-06-01 |
| JPS5527492B1 (xx) | 1980-07-21 |
| DE1803222A1 (de) | 1969-05-14 |
| DE1803222B2 (de) | 1977-12-01 |