Inventor · Tempe, AZ, US

Waleed Khalil

19Patents
7h-index
33Co-inventors
66Inventor score

Filing activity: Sep 30, 1997 → Oct 14, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6008673A High speed, low power, current mode comparator Physics 55 Expired
US6037890A Ultra high speed, low power, flash A/D converter utilizing a current mode regenerative comparator Physics 34 Expired
US7302246B2 Programmable gain amplifier with self-adjusting offset correction Electricity 15 Expired
US7050781B2 Self-calibrating tunable filter Electricity 9 Expired
US6121913A Electronic system with high speed, low power, A/D converter Physics 9 Expired
US7242338B2 Differential digital-to-analog converter Electricity 9 Expired
US9698735B1 Low voltage differential signal receiver with fully integrated AC coupling and bias latching Electricity 8 Active
US6924761B2 Differential digital-to-analog converter Electricity 7 Expired
US6621437B2 Multiplexed digital-to-analog converters used in communication devices Electricity 6 Expired
US9065472B1 Multi-function reconfigurable delta sigma DAC Electricity 4 Active
US11080431B1 Mixed-signal process-specific function Physics 3 Active
US7034623B2 Voltage controlled oscillator apparatus, method, and system Electricity 3 Expired
US9184764B1 High-speed low-latency current-steering DAC Electricity 1 Active
US10778263B2 Poly phased, time-interleaved RF-DAC for multi-function frequency-agile, tunable transmitter Electricity 1 Active
US6975846B2 Method and circuit to reduce intermodulation distortion Electricity 1 Expired
US10720928B1 Frequency agile modulator Electricity 0 Active
US11521994B2 Open circuit voltage photodetector Emerging Cross-Sectional Technologies 0 Active
US11480609B2 Capacitive sensing method for integrated circuit identification, authentication, and tamper detection Physics 0 Active
US10411706B1 Wide-band digital buffer driver Electricity 0 Active

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