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1962-07-21 |
1964-03-05 |
Standard Elektrik Lorenz Ag |
Pruefanordnung fuer eine zweistufige Koppelanordnung in Fernmelde-, insbesondere Fernsprechanlagen
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1963-12-31 |
1968-08-27 |
Sperry Rand Corp |
Interconnection network
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1965-09-14 |
1969-07-29 |
New North Electric Co |
Nonblocking switching system with reduced number of contacts
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1965-09-15 |
1969-07-29 |
New North Electric Co |
Nonblocking pulse code modulation system having storage and gating means with common control
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1971-10-08 |
1973-05-18 |
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1968-10-29 |
1971-06-01 |
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Sense, store and interlock matrix circuit for a switching device
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1969-05-22 |
1971-01-29 |
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1970-02-02 |
1972-01-25 |
Bell Telephone Labor Inc |
{62 -element switching network control
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1970-02-10 |
1971-11-12 |
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1973-06-25 |
1976-08-10 |
The Audichron Company |
Apparatus for automatic message reprogramming of a message announcement system
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1974-12-20 |
1975-12-08 |
Ellemtel Utvecklings Ab |
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1975-05-13 |
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Thomson Csf |
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1976-06-01 |
1977-07-26 |
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1976-06-01 |
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Bell Telephone Laboratories, Incorporated |
Efficient one-sided rearrangeable multistage switching network
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1981-01-02 |
1983-07-19 |
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1981-09-01 |
1983-11-22 |
International Business Machines Corp. |
Automatic path rearrangement for blocking switching matrix
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1983-05-16 |
1986-01-21 |
At&T Bell Laboratories |
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American Telephone And Telegraph Company, At&T Bell Laboratories |
Nonblocking self-routing packet and circuit switching network
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1986-03-31 |
1989-02-14 |
General Signal Corporation |
Rearrangeable digital signal space division switching system
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1986-12-23 |
1989-12-12 |
At&T Bell Laboratories |
Rearrangeable multiconnection switching networks constructed using combinatorial designs
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1987-03-06 |
1989-03-28 |
American Telephone And Telegraph Company At&T Bell Laboratories |
Rearrangeable multiconnection switching networks employing both space division and time division switching
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1990-03-29 |
1998-01-21 |
日本電気株式会社 |
回線切替制御方式
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1991-02-22 |
1997-08-05 |
International Business Machines Corporation |
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1992-05-14 |
1998-05-18 |
Alcatel Nv |
Methods and system for immediately connecting and reswitching digital cross-connect networks
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1992-05-14 |
2000-06-08 |
Alcatel, Paris |
Verfahren zur Wegeauswahl in einem Vermittlungsnetz
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1992-05-14 |
1994-08-30 |
Alcatel Network Systems, Inc. |
Methods and system for immediately connecting and reswitching digital cross-connect networks
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1995-03-15 |
1996-10-15 |
Finisar Corporation |
Multi-mode high speed network switch for node-to-node communication
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