Inventor · disambiguated record
Lawrence D. Engh
Also filed as: ENGH LAWRENCE · ENGH LAWRENCE D
17 granted patents·1 pending application·938 citations·filing 1994–2004
96Inventor score
Top patents by PatentIndex Score
18 records- 0197US6301151B1Adaptive programming method and apparatus for flash memory analog storageINFORMATION STORAGE DEVICES·Filed 2000·Granted Oct 9, 2001·250 cites·25 claims
- 0297US5926409AMethod and apparatus for an adaptive ramp amplitude controller in nonvolatile memory applicationINFORMATION STORAGE DEVICES·Filed 1997·Granted Jul 20, 1999·234 cites·39 claims
- 0394US5629890AIntegrated circuit system for analog signal storing and recovery incorporating read while writing voltage program methodINFORMATION STORAGE DEVICES·Filed 1994·Granted May 13, 1997·90 cites·47 claims
- 0492US5745414AIntegrated circuit system having reference cells for improving the reading of storage cellsINFORMATION STORAGE DEVICES·Filed 1996·Granted Apr 28, 1998·74 cites·8 claims
- 0588US5623436AMethod and apparatus for adjustment and control of an iterative method of recording analog signals with on-chip trimming techniquesINFORMATION STORAGE DEVICES·Filed 1994·Granted Apr 22, 1997·73 cites·36 claims
- 0685US5754470AApparatus for programming a voltage within a storage elementINFORMATION STORAGE DEVICES·Filed 1996·Granted May 19, 1998·45 cites·25 claims
- 0777US5963462AIntegrated circuit system for analog signal storing and recovery incorporating read while writing voltage program methodINFORMATION STORAGE DEVICES·Filed 1998·Granted Oct 5, 1999·28 cites·28 claims
- 0869US5877984AMethod and apparatus for adjustment and control of an iterative method of recording analog signals with on chip selection of a voltage ramp amplitudeINFORMATION STORAGE DEVICES·Filed 1997·Granted Mar 2, 1999·27 cites·21 claims
- 0968US6100752AMethod and apparatus for reducing power supply current surges in a charge pump using a delayed clock lineINFORMATION STORAGE DEVICES·Filed 1997·Granted Aug 8, 2000·39 cites·21 claims
- 1060US6081603AMethod and apparatus for automatic gain control using a linear limiter circuit with voltage controlled resistors as a variable elementINFORMATION STORAGE DEVICES·Filed 1997·Granted Jun 27, 2000·19 cites·21 claims
- 1159US6882136B2Variable impedance network for an integrated circuit potentiometerWINBOND ELECTRONICS CORP·Filed 2004·Granted Apr 19, 2005·9 cites·37 claims
- 1258US7197299B2Multiple message multilevel analog signal recording and playback system containing configurable analog processing functionsWINBOND ELECTRONICS CORP·Filed 2004·Granted Mar 27, 2007·4 cites·21 claims
- 1356US6035049AAC coupling and signal amplification using switched capacitorsINFORMATION STORAGE DEVICES·Filed 1997·Granted Mar 7, 2000·16 cites·9 claims
- 1453US6788042B2Variable impedance network for an integrated circuit potentiometerWINBOND ELECTRONICS CORP·Filed 2002·Granted Sep 7, 2004·7 cites·19 claims
- 1546US5986928AMethod and apparatus for detecting the end of message recorded onto an array of memory elementsINFORMATION STORAGE DEVICES·Filed 1997·Granted Nov 16, 1999·11 cites·25 claims
- 1643US5959876ASingle or dual message multilevel analog signal recording and playback system containing independently controlled signal storage segments with externally selectable duration capabilityINFORMATION STORAGE DEVICES·Filed 1998·Granted Sep 28, 1999·8 cites·36 claims
- 1735US5859803ANon-volatile circuit that disables failed devicesINFORMATION STORAGE DEVICES·Filed 1997·Granted Jan 12, 1999·4 cites·24 claims
- 1831US2006078133A1Integrated circuit systems and methods using block gain expansion and compression to improve the noise of analog storage in non-volatile memory cellsENGH LAWRENCE D·Filed 2004·Application pending·0 cites
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