Ruzhong Liu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Device for improving the stray isolation between the antennas in th...
- Patent number 9,407,316
- Issue date Aug 2, 2016
- Spreadtrum Communications (Shanghai) Co., Ltd.
- Zhongping Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for multi-mode signal transmission
- Patent number 9,270,305
- Issue date Feb 23, 2016
- Spreadtrum Communications (Shanghai) Co., Ltd.
- Zhongping Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
EXTERNAL WIDEBAND ANTENNA AND WIRELESS COMMUNICATION DEVICE
- Publication number 20220368023
- Publication date Nov 17, 2022
- Spreadtrum Communications (Shanghai) CO., Ltd.
- Bei NI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BLUETOOTH ANTENNA OF COMMON RF COAXIAL CABLE AND ITS COMMUNICATION...
- Publication number 20160276735
- Publication date Sep 22, 2016
- SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.
- Zhongping SUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICE FOR IMPROVING THE STRAY ISOLATION BETWEEN THE ANTENNAS IN TH...
- Publication number 20150118975
- Publication date Apr 30, 2015
- Spreadtrum Communications (Shanghai) Co., Ltd.
- Zhongping Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR MULTI-CHANNEL SIGNAL TRANSMISSION
- Publication number 20150117566
- Publication date Apr 30, 2015
- Spreadtrum Communications (Shanghai) CO., Ltd.
- Zhongping Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE