Cao; Zhiheng

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cao; Zhiheng.The latest application filed is for "synchronous modulation method based on embedded player".

Company Profile

2.14.19

Cao; Zhiheng - Shanghai CN
Cao; Zhiheng - Irvine CA
CAO; Zhiheng - Aliso Viejo CA
Cao; Zhiheng - San Diego CA US
Cao; Zhiheng - Dallas TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Synchronous modulation method based on embedded player Grant 11,089,184 - Chen , et al. August 10, 2	2021-08-10
Synchronous Modulation Method Based On Embedded Player App 20200228683 - CHEN; Yunmin ; et al.	2020-07-16
High-speed digital transmitter for wireless communication systems Grant 10,511,322 - Cattivelli , et al. Dec	2019-12-17
Method and Apparatus for Energy Efficient Heating and Air Conditioning Automation App 20140135998 - CAO; Zhiheng ; et al.	2014-05-15
Voltage controlled oscillator Grant 8,723,610 - Cao May 13, 2	2014-05-13
Power Stealing Thermostat Circuit With Over Current Protection App 20140125130 - Cao; Zhiheng	2014-05-08
Method and apparatus for preventing person, animals or items from getting lost Grant 8,659,419 - Cao , et al. February 25, 2	2014-02-25
Voltage Controlled Oscillator App 20140028406 - Cao; Zhiheng	2014-01-30
High amplitude voltage-controlled oscillator with dynamic bias circuit Grant 8,493,156 - Cao July 23, 2	2013-07-23
Method and Apparatus for Energy Efficient and Low Maintenance Cost Wireless Monitoring of Physical Items and Animals from the Internet App 20130181839 - Cao; Zhiheng	2013-07-18
Low-power digital-to-analog converter Grant 8,384,573 - Li , et al. February 26, 2	2013-02-26
High Amplitude Voltage-Controlled Oscillator with Dynamic Bias Circuit App 20120306584 - Cao; Zhiheng	2012-12-06
Method and Apparatus for Preventing Person, Animals or Items from Getting Lost App 20120154147 - Cao; Zhiheng ; et al.	2012-06-21
Multi-bit class-D power amplifier system Grant 7,948,312 - Cao May 24, 2	2011-05-24
Transconductance bias circuit, amplifier and method Grant 7,944,309 - Cao May 17, 2	2011-05-17
Multi-bit Class-d Power Amplifier System App 20100289578 - Cao; Zhiheng	2010-11-18
Transconductance Bias Circuit, Amplifier And Method App 20100237950 - Cao; Zhiheng	2010-09-23
Self-biased bipolar ring-oscillator phase-locked loops with wide tuning range Grant 7,746,177 - Cao , et al. June 29, 2	2010-06-29
Self-biased Bipolar Ring-oscillator Phase-locked Loops With Wide Tuning Range App 20090322431 - Cao; Zhiheng ; et al.	2009-12-31
Switched-capacitor circuit Grant 7,595,678 - Cao , et al. September 29, 2	2009-09-29
Low-power Digital-to-analog Converter App 20090016544 - Li; Xiaohong ; et al.	2009-01-15
Switched-Capacitor Circuit App 20080061858 - Cao; Zhiheng ; et al.	2008-03-13

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