Zhichao CHEN

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Xi?an, CN

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Patents Grantslast 30 patents

Information Patent Grant
Bluetooth connection method and device
- Patent number 11,653,398
- Issue date May 16, 2023
- Huawei Technologies Co., Ltd.
- Zhichao Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for processing abnormal core network disconnection and terminal
- Patent number 10,841,968
- Issue date Nov 17, 2020
- Huawei Technologies Co., Ltd.
- Zhongjin Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Bluetooth Connection Method and Device
- Publication number 20220039179
- Publication date Feb 3, 2022
- Huawei Technologies Co., Ltd
- Zhichao Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for Processing Abnormal Core Network Disconnection and Terminal
- Publication number 20190246443
- Publication date Aug 8, 2019
- Huawei Technologies Co., Ltd
- Zhongjin Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Voice Service Processing Method And Terminal Device
- Publication number 20190124560
- Publication date Apr 25, 2019
- HUAWEI TECHNOLOGIES CO., LTD.
- Zhongjin LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE