IL67487A - Asynchronous digital tdm multiplexer-demultiplexer combination - Google Patents
Asynchronous digital tdm multiplexer-demultiplexer combinationInfo
- Publication number
- IL67487A IL67487A IL67487A IL6748782A IL67487A IL 67487 A IL67487 A IL 67487A IL 67487 A IL67487 A IL 67487A IL 6748782 A IL6748782 A IL 6748782A IL 67487 A IL67487 A IL 67487A
- Authority
- IL
- Israel
- Prior art keywords
- asynchronous digital
- tdm multiplexer
- digital tdm
- demultiplexer combination
- demultiplexer
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/07—Synchronising arrangements using pulse stuffing for systems with different or fluctuating information rates or bit rates
- H04J3/073—Bit stuffing, e.g. PDH
-
- 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]
- H04J3/1647—Subrate or multislot multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/334,006 US4488293A (en) | 1981-12-23 | 1981-12-23 | Asynchronous digital TDM multiplexer-demultiplexer combination |
Publications (2)
Publication Number | Publication Date |
---|---|
IL67487A0 IL67487A0 (en) | 1983-05-15 |
IL67487A true IL67487A (en) | 1985-11-29 |
Family
ID=23305149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL67487A IL67487A (en) | 1981-12-23 | 1982-12-15 | Asynchronous digital tdm multiplexer-demultiplexer combination |
Country Status (3)
Country | Link |
---|---|
US (1) | US4488293A (fr) |
FR (1) | FR2519820B1 (fr) |
IL (1) | IL67487A (fr) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4471480A (en) * | 1981-12-23 | 1984-09-11 | International Telephone And Telegraph Corporation | Programmable controller for a TDM digital multiplexer-demultiplexer combination |
FR2545670B1 (fr) * | 1983-05-04 | 1985-07-05 | Billy Jean Claude | Multiplexeur, demultiplexeur et equipement de multiplexage-demultiplexage a trames reconfigurables |
US4654860A (en) * | 1983-06-16 | 1987-03-31 | The Boeing Company | Spacecraft telemetry regenerator |
US4601028A (en) * | 1984-06-18 | 1986-07-15 | Rockwell International Corporation | Method of and apparatus for checking datapath failure in a communication muldem |
US4680759A (en) * | 1984-10-15 | 1987-07-14 | Sperry Corporation | Standard/proportional multiplexer |
US4809270A (en) * | 1984-12-21 | 1989-02-28 | AT&T Information Systems Inc. American Telephone and Telegraph Company | Variable time slot communication system |
US4905228A (en) * | 1985-08-26 | 1990-02-27 | American Telephone And Telegraph Company | Digital transmission channel framing |
US4727536A (en) * | 1986-06-19 | 1988-02-23 | General Datacomm, Inc. | Variable control and data rates in highly efficient multiplexer |
US4815074A (en) * | 1986-08-01 | 1989-03-21 | General Datacomm, Inc. | High speed bit interleaved time division multiplexer for multinode communication systems |
US4891805A (en) * | 1988-06-13 | 1990-01-02 | Racal Data Communications Inc. | Multiplexer with dynamic bandwidth allocation |
JP2758251B2 (ja) * | 1990-05-21 | 1998-05-28 | 株式会社東芝 | デジタル多重変換装置 |
US6104724A (en) * | 1993-09-20 | 2000-08-15 | Transwitch Corp. | Asynchronous data transfer and source traffic control system |
DK0724796T3 (da) * | 1993-09-20 | 2003-03-31 | Transwitch Corp | System til asynkron dataoverførsel og styring af kildetrafikken |
US6310891B1 (en) * | 1997-12-18 | 2001-10-30 | Alcatel Usa Sourcing, L.P. | Method of scheduling time division multiplex (TDM) cells in a synchronous optical network (SONET) frame |
US6389035B1 (en) * | 1998-05-08 | 2002-05-14 | Alcatel Internetworking, Inc. | Translation hardware assist for data communication switch |
GB2339653B (en) * | 1998-07-14 | 2003-06-04 | Ibm | Multiple synchronous data stream format for an optical data link |
US6205155B1 (en) | 1999-03-05 | 2001-03-20 | Transwitch Corp. | Apparatus and method for limiting data bursts in ATM switch utilizing shared bus |
US6944691B1 (en) * | 2001-07-26 | 2005-09-13 | Cypress Semiconductor Corp. | Architecture that converts a half-duplex bus to a full-duplex bus while keeping the bandwidth of the bus constant |
US7313151B2 (en) * | 2002-02-06 | 2007-12-25 | Transwitch Corporation | Extendible asynchronous and synchronous interface bus for broadband access |
US7239651B2 (en) * | 2002-03-11 | 2007-07-03 | Transwitch Corporation | Desynchronizer having ram based shared digital phase locked loops and sonet high density demapper incorporating same |
US7274657B2 (en) * | 2002-12-23 | 2007-09-25 | Transwitch Corporation | Methods and apparatus for providing redundancy in an asynchronous data transfer and source traffic control system |
US7342885B2 (en) * | 2003-01-15 | 2008-03-11 | Transwitch Corporation | Method and apparatus for implementing a backpressure mechanism in an asynchronous data transfer and source traffic control system |
US7430201B1 (en) | 2003-03-21 | 2008-09-30 | Transwitch Corporation | Methods and apparatus for accessing full bandwidth in an asynchronous data transfer and source traffic control system |
DE102004008444A1 (de) * | 2004-02-19 | 2005-09-08 | Global Scaling Technologies Ag | Verfahren und Einrichtung zur drahtlosen Datenübertragung |
US7613213B2 (en) * | 2004-08-23 | 2009-11-03 | Transwitch Corporation | Time multiplexed SONET line processing |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3982077A (en) * | 1975-04-07 | 1976-09-21 | International Telephone And Telegraph Corporation | Asynchronous multiplexer and demultiplexer combination |
US4471480A (en) * | 1981-12-23 | 1984-09-11 | International Telephone And Telegraph Corporation | Programmable controller for a TDM digital multiplexer-demultiplexer combination |
-
1981
- 1981-12-23 US US06/334,006 patent/US4488293A/en not_active Expired - Lifetime
-
1982
- 1982-12-15 IL IL67487A patent/IL67487A/xx not_active IP Right Cessation
- 1982-12-22 FR FR8221541A patent/FR2519820B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2519820B1 (fr) | 1988-12-23 |
IL67487A0 (en) | 1983-05-15 |
FR2519820A1 (fr) | 1983-07-18 |
US4488293A (en) | 1984-12-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RH | Patent void |