Inventor · Austin, TX, US

Lysander Lim

20Patents
11h-index
34Co-inventors
75Inventor score

Filing activity: Apr 15, 1999 → Jan 28, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7092675B2 Apparatus and methods for generating radio frequencies in communication circuitry using multiple control signals Electricity 74 Expired
US7035607B2 Systems and methods for providing an adjustable reference signal to RF circuitry Electricity 71 Expired
US7221921B2 Partitioning of radio-frequency apparatus Electricity 24 Expired
US7689190B2 Controlling the frequency of an oscillator Electricity 22 Active
US7019571B2 Frequency synthesizer for a wireless communication system Electricity 22 Expired
US6993314B2 Apparatus for generating multiple radio frequencies in communication circuitry and associated methods Electricity 19 Expired
US6603804B1 Upsampling filter having one-bit multipliers for multiple spread-data streams Electricity 17 Expired
US7242912B2 Partitioning of radio-frequency apparatus Electricity 16 Expired
US6369622B1 Clock doubler circuit with RC-CR phase shifter network Electricity 14 Expired
US6121827A Digital noise reduction in integrated circuits and circuit assemblies Electricity 14 Expired
US7200364B2 Frequency modification circuitry for use in radio-frequency communication apparatus and associated methods Electricity 12 Expired
US7974596B2 Power control scheme for a power amplifier Electricity 8 Active
US6903617B2 Method and apparatus for synthesizing high-frequency signals for wireless communications Electricity 5 Expired
US7285940B2 Voltage regulator with shunt feedback Physics 2 Expired
US8023556B2 Autonomously generating ramp profiles in a transceiver Electricity 1 Active
US7394329B2 Analog varactor Electricity 1 Expired
US12386029B2 Millimeter wave automotive radar systems Electricity 0 Active
US8184683B2 Digital interface and related event manager for integrated circuits Electricity 0 Active
US7907657B2 Digital interface and related event manager for integrated circuits Electricity 0 Active
US7583937B2 Digital interface and related event manager for integrated circuits Electricity 0 Active

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