Inventor · Austin, TX, US

Alan Roth

31Patents
11h-index
14Co-inventors
68Inventor score

Filing activity: Sep 22, 1995 → Sep 21, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5973955A Comparison circuit utilizing a differential amplifier Physics 54 Expired
US5781480A Pipelined dual port integrated circuit memory Physics 49 Expired
US6768659B2 Circuit and method for reducing power usage in a content addressable memory Physics 38 Expired
US6563727B1 Method and structure for reducing noise effects in content addressable memories Physics 32 Expired
US6078527A Pipelined dual port integrated circuit memory Physics 31 Expired
US7062601B2 Method and apparatus for interconnecting content addressable memory devices Physics 23 Expired
US6430666B1 Linked list memory and method therefor Physics 18 Expired
US6504246B2 Integrated circuit having a balanced twist for differential signal lines Electricity 15 Expired
US6011749A Integrated circuit having output timing control circuit and method thereof Physics 13 Expired
US7010713B2 Synchronization circuit and method with transparent latches Physics 12 Expired
US8069363B2 Double data rate output latch for static RAM device has edge-triggered flip-flop to output DDR signal to synchronize with a second clock signal Physics 11 Active
US6771525B2 Method and apparatus for performing variable word width searches in a content addressable memory Physics 8 Expired
US6888731B2 Method and apparatus for replacing defective rows in a semiconductor memory array Physics 7 Expired
US7188211B2 Block programmable priority encoder in a CAM Physics 7 Expired
US7350137B2 Method and circuit for error correction in CAM cells Physics 6 Expired
US6559544B1 Programmable interconnect for semiconductor devices Electricity 6 Expired
US5623437A Circuit having combined level conversion and logic function Physics 6 Expired
US7478193B2 Method and apparatus for interconnecting content addressable memory devices Physics 5 Active
US6580652B2 Priority encoder circuit and method for content addressable memory Physics 5 Expired
US7596710B2 Synchronization circuit and method with transparent latches Physics 4 Expired
US8296598B2 Double data rate output circuit and method Physics 3 Active
US7334093B2 Block programmable priority encoder in a CAM Physics 3 Active
US7010741B2 Method and circuit for error correction in CAM cells Physics 3 Expired
US7136961B2 Method and apparatus for wide word deletion in content addressable memories Physics 3 Expired
US7643324B2 Method and apparatus for performing variable word width searches in a content addressable memory Physics 3 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.