Hsueh-Chen Cheng

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Hsinchu County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Phase-locked loop and method for controlling the same
- Patent number 9,160,352
- Issue date Oct 13, 2015
- United Microelectronics Corp.
- Po-Hua Chen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
VCO restart up circuit and method thereof
- Patent number 9,143,143
- Issue date Sep 22, 2015
- United Microelectronics Corp.
- Po-Hua Chen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Asynchronous successive approximation register analog-to-digital co...
- Patent number 8,669,897
- Issue date Mar 11, 2014
- United Microelectronics Corp.
- Po-Hua Chen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital-to-analog converter with greater output resistance
- Patent number 8,643,521
- Issue date Feb 4, 2014
- United Microelectronics Corp.
- Hsueh-Chen Cheng
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital-to-analog converter
- Patent number 8,587,462
- Issue date Nov 19, 2013
- United Microelectronics Corp.
- Hsueh-Chen Cheng
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
VCO RESTART UP CIRCUIT AND METHOD THEREOF
- Publication number 20150200626
- Publication date Jul 16, 2015
- United Microelectronics Corp.
- Po-Hua Chen
- H03 - BASIC ELECTRONIC CIRCUITRY