PH

Peter Holzmann

UM United Microelectronics: 9 patents #637 of 4,560Top 15%
WE Windbond Electronics: 1 patents #19 of 136Top 15%
Overall (All Time): #170,305 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11990870 Switched resistor for switched driver stage feedback loop 2024-05-21
11349441 Method and apparatus of adaptive gate bias for switched driver 2022-05-31
10484005 Method and apparatus of an acoustic energy detection circuit for a pulse density modulation microphone 2019-11-19
10250996 Method and apparatus of a switched microphone interface circuit for voice energy detection 2019-04-02
10044346 Low-power slew rate detector for edge rate control of an output power stage 2018-08-07
9973178 Method and apparatus for clock frequency multiplier 2018-05-15
9735679 Method and apparatus for a delay locked power supply regulator 2017-08-15
9549248 Method and apparatus for reducing crosstalk in an integrated headset 2017-01-17
9362897 Method and apparatus for an integrated PN-junction oscillator 2016-06-07
9338570 Method and apparatus for an integrated headset switch with reduced crosstalk noise 2016-05-10
9331710 Method and apparatus for encoding digital data into an oversampling digital to analog converter Yao-Ching Liu 2016-05-03
9287823 Method and apparatus of a self-biased RC oscillator and ramp generator 2016-03-15
8917143 Method and apparatus for filter-less analog input class D audio amplifier clipping Zhiqiang Pan, Yao-Ching Liu 2014-12-23
8710922 Method and apparatus for filter-less class D audio amplifier EMI reduction 2014-04-29
8335328 Programmable integrated microphone interface circuit 2012-12-18
8254598 Programmable integrated microphone interface circuit 2012-08-28
8150026 Method and system for subscriber line interface circuit 2012-04-03
7957522 Programmable plain old telephone line impedance matching circuits 2011-06-07
7260212 Method and apparatus for subscriber line control circuit 2007-08-21
7197299 Multiple message multilevel analog signal recording and playback system containing configurable analog processing functions Geoffrey B. Jackson, Saleel V. Awsare, Lawrence D. Engh, Oliver C. Kao, Carl R. Palmer +1 more 2007-03-27
6959279 Text-to-speech conversion system on an integrated circuit Geoffrey B. Jackson, Aditya Raina, Bo-Hung Wu, Chuan-Shin Rick Lin, Ming-Bing Chang +4 more 2005-10-25
6865186 Multiple message multilevel analog signal recording and playback system having memory array configurable for analog and digital storage and serial communication Geoffrey B. Jackson, Saleel V. Awsare, Ming-Bing Chang, Oliver C. Kao, Hung-Chuan Pai +2 more 2005-03-08
6348842 Method and apparatus for achieving accurate temperature-invariant sampling frequencies in a multiple message non-volatile multilevel analog signal recording and playback system Aditya Raina, Geoffrey B. Jackson, Saleel V. Awsare 2002-02-19
6301161 Programming flash memory analog storage using coarse-and-fine sequence James Brennan, Jr., Albert Kordesch 2001-10-09