BE867977A - Arrangement de commutation numerique a division dans le temps - Google Patents
Arrangement de commutation numerique a division dans le tempsInfo
- Publication number
- BE867977A BE867977A BE188452A BE188452A BE867977A BE 867977 A BE867977 A BE 867977A BE 188452 A BE188452 A BE 188452A BE 188452 A BE188452 A BE 188452A BE 867977 A BE867977 A BE 867977A
- Authority
- BE
- Belgium
- Prior art keywords
- time division
- switching arrangement
- digital switching
- division digital
- arrangement
- Prior art date
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13292—Time division multiplexing, TDM
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Time-Division Multiplex Systems (AREA)
- Radio Relay Systems (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/805,411 US4143241A (en) | 1977-06-10 | 1977-06-10 | Small digital time division switching arrangement |
Publications (1)
Publication Number | Publication Date |
---|---|
BE867977A true BE867977A (fr) | 1978-10-02 |
Family
ID=25191504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE188452A BE867977A (fr) | 1977-06-10 | 1978-06-09 | Arrangement de commutation numerique a division dans le temps |
Country Status (10)
Country | Link |
---|---|
US (1) | US4143241A (de) |
JP (1) | JPS545308A (de) |
BE (1) | BE867977A (de) |
CA (1) | CA1089963A (de) |
DE (1) | DE2856897C1 (de) |
FR (1) | FR2394219A1 (de) |
GB (1) | GB2021353B (de) |
NL (1) | NL7806312A (de) |
SE (1) | SE424036B (de) |
WO (1) | WO1978000018A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4377859A (en) * | 1980-09-02 | 1983-03-22 | International Telephone And Telegraph Corporation | Time slot interchanger and control processor apparatus for use in a telephone switching network |
US4510596A (en) * | 1982-10-12 | 1985-04-09 | At&T Bell Labs | Time slot assignment facilities |
JPS6351521A (ja) * | 1986-08-20 | 1988-03-04 | Chiyouwa Kogyo Kk | 振動式杭打機 |
JPH03176589A (ja) * | 1989-12-04 | 1991-07-31 | Ichitaro Torii | 導管を地中に回転推進させて埋設する工法および導管取付けヘッド |
JPH08123919A (ja) * | 1994-10-28 | 1996-05-17 | Mitsubishi Electric Corp | 非接触icカードシステムおよびその通信方法 |
US6072796A (en) * | 1995-06-14 | 2000-06-06 | Avid Technology, Inc. | Apparatus and method for accessing memory in a TDM network |
JP4721594B2 (ja) * | 2001-09-27 | 2011-07-13 | コクヨ株式会社 | 構造材 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL269710A (de) * | 1960-10-20 | |||
US3207851A (en) * | 1961-11-17 | 1965-09-21 | Hitachi Ltd | Transmission system for pulse-codemodulated signals |
CH495676A (de) * | 1969-05-19 | 1970-08-31 | Standard Telephon & Radio Ag | PCM-Vermittlungsanlage |
US3683116A (en) * | 1969-07-16 | 1972-08-08 | Communications Satellite Corp | Terrestrial interface unit |
CH514268A (de) * | 1970-09-30 | 1971-10-15 | Ibm | Verfahren zur Zeitmultiplex-Nachrichtenübertragung und Vermittlungseinrichtung zur Durchführung des Verfahrens |
US3678205A (en) * | 1971-01-04 | 1972-07-18 | Gerald Cohen | Modular switching network |
NL7110444A (de) * | 1971-07-29 | 1973-01-31 | Philips Nv | |
BE791931A (fr) * | 1971-12-02 | 1973-03-16 | Western Electric Co | Montage echangeur d'intervalles de temps |
FR2265240B1 (de) * | 1974-03-22 | 1977-09-30 | Constr Telephoniques | |
US3922495A (en) * | 1974-04-24 | 1975-11-25 | Bell Telephone Labor Inc | Digital signaling on a pulse code modulation transmission system |
IT1020712B (it) * | 1974-09-04 | 1977-12-30 | P Belforte | Cselt centro studi e laboratori telecomunicazioni spa stadio di commutazione elettronica ad alta velocita per canali numeri ci |
US4009346A (en) * | 1974-12-30 | 1977-02-22 | International Business Machines Corporation | Distributional activity compression |
US4032719A (en) * | 1975-06-26 | 1977-06-28 | International Business Machines Corporation | Modular slot interchange digital exchange |
-
1977
- 1977-06-10 US US05/805,411 patent/US4143241A/en not_active Expired - Lifetime
-
1978
- 1978-06-01 WO PCT/US1978/000001 patent/WO1978000018A1/en unknown
- 1978-06-01 DE DE2856897A patent/DE2856897C1/de not_active Expired
- 1978-06-01 GB GB7846323A patent/GB2021353B/en not_active Expired
- 1978-06-06 CA CA304,824A patent/CA1089963A/en not_active Expired
- 1978-06-08 FR FR787817143A patent/FR2394219A1/fr active Granted
- 1978-06-09 BE BE188452A patent/BE867977A/xx not_active IP Right Cessation
- 1978-06-09 NL NL7806312A patent/NL7806312A/xx not_active Application Discontinuation
- 1978-06-10 JP JP6939478A patent/JPS545308A/ja active Granted
-
1979
- 1979-02-12 SE SE7901208A patent/SE424036B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1978000018A1 (en) | 1978-12-21 |
JPS545308A (en) | 1979-01-16 |
NL7806312A (nl) | 1978-12-12 |
US4143241A (en) | 1979-03-06 |
GB2021353B (en) | 1982-05-06 |
FR2394219A1 (fr) | 1979-01-05 |
SE424036B (sv) | 1982-06-21 |
GB2021353A (en) | 1978-12-21 |
FR2394219B1 (de) | 1982-06-11 |
JPS5731344B2 (de) | 1982-07-03 |
CA1089963A (en) | 1980-11-18 |
DE2856897C1 (de) | 1982-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: WESTERN ELECTRIC CY INC. Effective date: 19880630 |