Inventor · Campbell, CA, US

Peter Holzmann

24Patents
6h-index
17Co-inventors
66Inventor score

Filing activity: Feb 10, 2000 → Mar 7, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6301161A Programming flash memory analog storage using coarse-and-fine sequence Physics 69 Expired
US6959279B1 Text-to-speech conversion system on an integrated circuit Physics 34 Expired
US6865186B1 Multiple message multilevel analog signal recording and playback system having memory array configurable for analog and digital storage and serial communication Physics 9 Expired
US9287823B1 Method and apparatus of a self-biased RC oscillator and ramp generator Electricity 8 Active
US9549248B2 Method and apparatus for reducing crosstalk in an integrated headset Electricity 8 Active
US9973178B1 Method and apparatus for clock frequency multiplier Electricity 8 Active
US8254598B2 Programmable integrated microphone interface circuit Electricity 4 Active
US8335328B2 Programmable integrated microphone interface circuit Electricity 4 Active
US6348842B1 Method and apparatus for achieving accurate temperature-invariant sampling frequencies in a multiple message non-volatile multilevel analog signal recording and playback system Electricity 3 Expired
US9338570B2 Method and apparatus for an integrated headset switch with reduced crosstalk noise Electricity 3 Active
US9735679B2 Method and apparatus for a delay locked power supply regulator Electricity 3 Active
US8917143B2 Method and apparatus for filter-less analog input class D audio amplifier clipping Electricity 2 Active
US10250996B1 Method and apparatus of a switched microphone interface circuit for voice energy detection Electricity 2 Active
US10044346B2 Low-power slew rate detector for edge rate control of an output power stage Electricity 2 Active
US11349441B2 Method and apparatus of adaptive gate bias for switched driver Emerging Cross-Sectional Technologies 1 Active
US8710922B2 Method and apparatus for filter-less class D audio amplifier EMI reduction Electricity 1 Active
US7260212B1 Method and apparatus for subscriber line control circuit Electricity 1 Active
US7197299B2 Multiple message multilevel analog signal recording and playback system containing configurable analog processing functions Electricity 1 Expired
US8150026B2 Method and system for subscriber line interface circuit Electricity 1 Active
US9331710B1 Method and apparatus for encoding digital data into an oversampling digital to analog converter Electricity 0 Active
US9362897B2 Method and apparatus for an integrated PN-junction oscillator Electricity 0 Active
US7957522B2 Programmable plain old telephone line impedance matching circuits Electricity 0 Active
US11990870B2 Switched resistor for switched driver stage feedback loop Electricity 0 Active
US10484005B1 Method and apparatus of an acoustic energy detection circuit for a pulse density modulation microphone Electricity 0 Active

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