DE3852445D1 - Vorrichtung zur Multiplexierung von Digitalsignalen. - Google Patents
Vorrichtung zur Multiplexierung von Digitalsignalen.Info
- Publication number
- DE3852445D1 DE3852445D1 DE3852445T DE3852445T DE3852445D1 DE 3852445 D1 DE3852445 D1 DE 3852445D1 DE 3852445 T DE3852445 T DE 3852445T DE 3852445 T DE3852445 T DE 3852445T DE 3852445 D1 DE3852445 D1 DE 3852445D1
- Authority
- DE
- Germany
- Prior art keywords
- digital signals
- multiplexing digital
- multiplexing
- signals
- digital
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1605—Fixed allocated frame structures
- H04J3/1623—Plesiochronous digital hierarchy [PDH]
- H04J3/1641—Hierarchical systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S370/00—Multiplex communications
- Y10S370/916—Multiplexer/demultiplexer
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62212744A JP2604385B2 (ja) | 1987-08-28 | 1987-08-28 | ディジタル信号の多重化方法及び装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3852445D1 true DE3852445D1 (de) | 1995-01-26 |
DE3852445T2 DE3852445T2 (de) | 1995-05-04 |
Family
ID=16627705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3852445T Expired - Fee Related DE3852445T2 (de) | 1987-08-28 | 1988-08-26 | Vorrichtung zur Multiplexierung von Digitalsignalen. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4970719A (de) |
EP (1) | EP0304938B1 (de) |
JP (1) | JP2604385B2 (de) |
CA (1) | CA1292332C (de) |
DE (1) | DE3852445T2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR910006355B1 (ko) * | 1988-08-18 | 1991-08-21 | 한국 전기 통신공사 | 채널 선택 제어신호를 이용한 멀티플렉서 출력의 인에이블/디스에이블 제어장치 |
JPH02210934A (ja) * | 1989-02-09 | 1990-08-22 | Fujitsu Ltd | 通信システムの接続処理方式 |
JP2907886B2 (ja) * | 1989-09-14 | 1999-06-21 | 株式会社日立製作所 | スイッチングシステム |
DE69124596T2 (de) * | 1991-04-22 | 1997-08-21 | Ibm | Kollisionsfreies Einfügen und Entfernen von durchschaltevermittelten Kanälen in einer paketvermittelnden Übertragungsstruktur |
WO1992021211A1 (en) | 1991-05-21 | 1992-11-26 | Videotelecom Corp. | A multiple medium message recording system |
JPH0530127A (ja) * | 1991-06-21 | 1993-02-05 | Fujitsu Ltd | 出力信号制御方式 |
JPH05136758A (ja) * | 1991-11-15 | 1993-06-01 | Nec Corp | 多重速度変換装置 |
JPH07327022A (ja) * | 1994-06-01 | 1995-12-12 | Nec Corp | 回線設定装置 |
JPH0837514A (ja) * | 1994-07-25 | 1996-02-06 | Nec Telecom Syst Ltd | 複数階梯型デマンドアサイン多重化装置 |
JP2768275B2 (ja) * | 1994-09-21 | 1998-06-25 | 日本電気株式会社 | デマンドアサイン多重化装置 |
US5949769A (en) * | 1995-10-10 | 1999-09-07 | Sicom, Inc. | Multirate local multipoint data distribution system |
DE69833410T2 (de) * | 1998-08-21 | 2006-09-07 | Lucent Technologies Inc. | Vorrichtung zur Phasenanpassung |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55150655A (en) * | 1979-05-14 | 1980-11-22 | Nippon Telegr & Teleph Corp <Ntt> | Sound data composite transmission system |
JPS5833334A (ja) * | 1981-08-21 | 1983-02-26 | Hitachi Ltd | 時分割多重化装置 |
FR2545670B1 (fr) * | 1983-05-04 | 1985-07-05 | Billy Jean Claude | Multiplexeur, demultiplexeur et equipement de multiplexage-demultiplexage a trames reconfigurables |
US4716561A (en) * | 1985-08-26 | 1987-12-29 | American Telephone And Telegraph Company, At&T Bell Laboratories | Digital transmission including add/drop module |
FR2587159B1 (fr) * | 1985-09-12 | 1987-11-13 | Coatanea Pierre | Equipements de multiplexage et demultiplexage pour liaison numerique synchrone a debit et rapiditite de modulation variables |
US4855999A (en) * | 1987-11-10 | 1989-08-08 | Bell Communications Research, Inc. | DTDM multiplexer with cross-point switch |
-
1987
- 1987-08-28 JP JP62212744A patent/JP2604385B2/ja not_active Expired - Lifetime
-
1988
- 1988-08-17 US US07/233,095 patent/US4970719A/en not_active Expired - Lifetime
- 1988-08-26 CA CA000575847A patent/CA1292332C/en not_active Expired - Lifetime
- 1988-08-26 DE DE3852445T patent/DE3852445T2/de not_active Expired - Fee Related
- 1988-08-26 EP EP88113966A patent/EP0304938B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0304938A2 (de) | 1989-03-01 |
DE3852445T2 (de) | 1995-05-04 |
JPS6457844A (en) | 1989-03-06 |
EP0304938B1 (de) | 1994-12-14 |
EP0304938A3 (de) | 1991-02-06 |
CA1292332C (en) | 1991-11-19 |
JP2604385B2 (ja) | 1997-04-30 |
US4970719A (en) | 1990-11-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |