CH600723A5 - - Google Patents
Info
- Publication number
- CH600723A5 CH600723A5 CH1187575A CH1187575A CH600723A5 CH 600723 A5 CH600723 A5 CH 600723A5 CH 1187575 A CH1187575 A CH 1187575A CH 1187575 A CH1187575 A CH 1187575A CH 600723 A5 CH600723 A5 CH 600723A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- 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)
- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Time-Division Multiplex Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742445092 DE2445092B1 (de) | 1974-09-20 | 1974-09-20 | Verfahren zum verbinden wenigstens dreier teilnehmer einer zeitmultiplex- fernmelde-, insbesondere pcm-fernsprechvermittlungsanlage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH600723A5 true CH600723A5 (ro) | 1978-06-30 |
Family
ID=5926362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1187575A CH600723A5 (ro) | 1974-09-20 | 1975-09-12 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4048449A (ro) |
| AT (1) | AT341007B (ro) |
| BE (1) | BE833624A (ro) |
| CH (1) | CH600723A5 (ro) |
| DE (1) | DE2445092B1 (ro) |
| FR (1) | FR2285768A1 (ro) |
| GB (1) | GB1514329A (ro) |
| IT (1) | IT1042655B (ro) |
| NL (1) | NL7510672A (ro) |
| SE (1) | SE403238B (ro) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2733227C2 (de) * | 1977-07-22 | 1986-12-04 | Siemens AG, 1000 Berlin und 8000 München | Anordnung zur Umsetzung von Analog-Signalen in Digital-Signale und umgekehrt von Digital-Signalen in Analog-Signale |
| NL7807043A (nl) * | 1977-07-19 | 1979-01-23 | Siemens Ag | Schakelinichting voor het omzetten van analoge signalen in digitale signalen en omgekeerd. |
| US4288871A (en) * | 1979-11-05 | 1981-09-08 | Bell Telephone Laboratories, Incorporated | Digital loop conferencing signal correction arrangement |
| US4300231A (en) * | 1979-12-31 | 1981-11-10 | Bell Telephone Laboratories, Incorporated | Digital system error correction arrangement |
| US4360910A (en) * | 1980-07-23 | 1982-11-23 | The United States Of America As Represented By The Secretary Of The Air Force | Digital voice conferencing apparatus in time division multiplex systems |
| US4416007A (en) * | 1981-11-20 | 1983-11-15 | Bell Telephone Laboratories, Incorporated | Digital conferencing method and arrangement |
| US4945534A (en) * | 1987-09-10 | 1990-07-31 | Compunetics, Inc. | Programmable conferencing module for ring arrays and switchable ring array networks |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1187488A (en) * | 1967-10-25 | 1970-04-08 | Int Standard Electric Corp | Telecommunication System |
| US3551600A (en) * | 1968-02-23 | 1970-12-29 | Stromberg Carlson Corp | High capacity,high side-tone suppression,4-wire conference circuit |
| GB1458032A (en) * | 1973-02-05 | 1976-12-08 | Gen Electric Co Ltd | Conference circuits for use in telecommunications systems |
| US3828146A (en) * | 1973-03-22 | 1974-08-06 | Bell Telephone Labor Inc | Time division conference hybrid circuit |
| US3835259A (en) * | 1973-03-22 | 1974-09-10 | Bell Telephone Labor Inc | Time division conference hybrid circuit |
-
1974
- 1974-09-20 DE DE19742445092 patent/DE2445092B1/de not_active Withdrawn
-
1975
- 1975-08-05 AT AT607075A patent/AT341007B/de not_active IP Right Cessation
- 1975-09-10 NL NL7510672A patent/NL7510672A/xx not_active Application Discontinuation
- 1975-09-12 CH CH1187575A patent/CH600723A5/xx not_active IP Right Cessation
- 1975-09-16 FR FR7528364A patent/FR2285768A1/fr active Granted
- 1975-09-18 GB GB38305/75A patent/GB1514329A/en not_active Expired
- 1975-09-18 US US05/614,695 patent/US4048449A/en not_active Expired - Lifetime
- 1975-09-18 IT IT27370/75A patent/IT1042655B/it active
- 1975-09-19 BE BE160209A patent/BE833624A/xx unknown
- 1975-09-19 SE SE7510543A patent/SE403238B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT341007B (de) | 1978-01-10 |
| IT1042655B (it) | 1980-01-30 |
| GB1514329A (en) | 1978-06-14 |
| ATA607075A (de) | 1977-05-15 |
| SE7510543L (sv) | 1976-05-21 |
| US4048449A (en) | 1977-09-13 |
| SE403238B (sv) | 1978-07-31 |
| FR2285768B1 (ro) | 1980-07-18 |
| BE833624A (fr) | 1976-03-19 |
| DE2445092B1 (de) | 1976-01-22 |
| FR2285768A1 (fr) | 1976-04-16 |
| NL7510672A (nl) | 1976-03-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |