Inventor
RANGASAYEE KRISHNA
US30 patents
⚠️ This page may combine multiple inventors who share the name “RANGASAYEE KRISHNA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALTERA CORP
24 patentsUS6704889B2Mar 9, 2004
Enhanced embedded logic analyzer
ALTERA CORP211 citations99
US6460148B2Oct 1, 2002
Enhanced embedded logic analyzer
ALTERA CORP145 citations99
US6198303B1Mar 6, 2001
Configuration eprom with programmable logic
ALTERA CORP97 citations98
US6577157B1Jun 10, 2003
Fully programmable I/O pin with memory
ALTERA CORP101 citations96
US6472903B1Oct 29, 2002
Programmable logic device input/output architecture with power bus segmentation for multiple I/O standards
ALTERA CORP47 citations96
US6286114B1Sep 4, 2001
Enhanced embedded logic analyzer
ALTERA CORP81 citations96
US6247147B1Jun 12, 2001
Enhanced embedded logic analyzer
ALTERA CORP154 citations95
US6058452AMay 2, 2000
Memory cells configurable as CAM or RAM in programmable logic devices
ALTERA CORP68 citations94
US5940852AAug 17, 1999
Memory cells configurable as CAM or RAM in programmable logic devices
ALTERA CORP62 citations94
US6377069B1Apr 23, 2002
Programmable logic device input/output architecture with power bus segmentation for multiple I/O standards
ALTERA CORP28 citations93
US6956920B1Oct 18, 2005
Apparatus and method for low power routing of signals in a Low Voltage Differential Signaling system
ALTERA CORP12 citations92
US6404225B1Jun 11, 2002
Integrated circuit incorporating a programmable cross-bar switch
ALTERA CORP25 citations92
US6181159B1Jan 30, 2001
Integrated circuit incorporating a programmable cross-bar switch
ALTERA CORP21 citations92
US6163166ADec 19, 2000
Programmable logic device with selectable schmitt-triggered and threshold-triggered buffers
ALTERA CORP52 citations92
US6104208AAug 15, 2000
Programmable logic device incorporating function blocks operable as wide-shallow RAM
ALTERA CORP17 citations92
US6263400B1Jul 17, 2001
Memory cells configurable as CAM or RAM in programmable logic devices
ALTERA CORP24 citations91
US6060903AMay 9, 2000
Programmable logic device architecture incorporating a dedicated cross-bar switch
ALTERA CORP22 citations91
US6242941B1Jun 5, 2001
Reducing I/O noise when leaving programming mode
ALTERA CORP40 citations90
US6625796B1Sep 23, 2003
Apparatus and method for programming a set of programmable logic devices in parallel
ALTERA CORP14 citations84
US7593499B1Sep 22, 2009
Apparatus and method for low power routing of signals in a low voltage differential signaling system
ALTERA CORP8 citations83
US6356108B2Mar 12, 2002
Programmable logic device incorporating function blocks operable as wide-shallow RAM
ALTERA CORP12 citations74
US6292017B1Sep 18, 2001
Programmable logic device incorporating function blocks operable as wide-shallow RAM
ALTERA CORP10 citations74
US6363505B1Mar 26, 2002
Programmable control circuit for grounding unused outputs
ALTERA CORP11 citations70
US6181161B1Jan 30, 2001
Apparatus and method for verifying macrocell base field programmable logic devices
ALTERA CORP1 citations48
CYPRESS SEMICONDUCTOR CORP
2 patentsUS6272646B1Aug 7, 2001
Programmable logic device having an integrated phase lock loop
CYPRESS SEMICONDUCTOR CORP151 citations98
US5638008AJun 10, 1997
Method and apparatus for generating an asynchronously clocked signal in a synchronously clocked programmable device
CYPRESS SEMICONDUCTOR CORP10 citations70