Changchao Shi

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Suzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Capacitive keypad position sensor with low cross-interference
- Patent number 9,178,511
- Issue date Nov 3, 2015
- FREESCALE SEMICONDUCTOR, INC.
- Changchao Shi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
CAPACITIVE KEYPAD POSITION SENSOR WITH LOW CROSS-INTERFERENCE
- Publication number 20140367239
- Publication date Dec 18, 2014
- FREESCALE SEMICONDUCTOR, INC.
- Changchao Shi
- H03 - BASIC ELECTRONIC CIRCUITRY