QUICKTURN DESIGN SYSTEMS, INC.

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 5361
 
 
 
H03K PULSE TECHNIQUE 3120
 
 
 
G06G ANALOGUE COMPUTERS 243
 
 
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1131

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6,882,176 High-performance programmable logic architectureMar 07, 03Apr 19, 05[H03K]
6,377,911 Apparatus for emulation of electronic hardware systemJul 12, 99Apr 23, 02[G06F, G06G]
6,184,707 Look-up table based logic element with complete permutability of the inputs to the secondary signalsOct 07, 98Feb 06, 01[G06F]
5,963,735 Hardware logic emulation systemMay 29, 97Oct 05, 99[G06G]
5,812,414 Method for performing simulation using a hardware logic emulation systemDec 19, 96Sep 22, 98[G06F]
5,796,623 Apparatus and method for performing computations with electrically reconfigurable logic devicesDec 19, 96Aug 18, 98[G06F]
5,734,581 Method for implementing tri-state nets in a logic emulation systemDec 19, 96Mar 31, 98[H03K]
5,329,470 Reconfigurable hardware emulation systemDec 21, 93Jul 12, 94[G06F]
5,202,593 Bi-directional bus repeaterOct 30, 91Apr 13, 93[H03K]
5,114,353 Multiple connector arrangement for printed circuit board interconnectionMar 01, 91May 19, 92[H05K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2003/0154,458 Emulation circuit with a hold time algorithm, logic analyzer and shadow memoryJan 30, 03Aug 14, 03[G06F]
2002/0178,427 Method for improving timing behavior in a hardware logic emulation systemMay 25, 01Nov 28, 02[G06F]
5,259,006 Method for substantially eliminating hold time violations in implementing high speed logic circuits or the likeAug 20, 91Nov 02, 93[H04L]
5,109,353 Apparatus for emulation of electronic hardware systemDec 02, 88Apr 28, 92[G11C, G06F]
5,036,473 Method of using electronically reconfigurable logic circuitsOct 04, 89Jul 30, 91[G06F]
4,914,612 Massively distributed simulation engineMar 31, 88Apr 03, 90[G06F]
4,697,241 Hardware logic simulatorMar 01, 85Sep 29, 87[G06F, H03K]

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