Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11630014 | High-sensitivity air pressure sensor based on suspended-core fiber and side-hole fiber | Ji Wang, Yuqiang Yang, Fang Song | 2023-04-18 |
| 8576871 | Collision avoidance methods and apparatus for intercommunication systems | Hongchao Deng | 2013-11-05 |
| 8347188 | Error correction methods and apparatus for mobile broadcast services | Jian Cheng, Datong Chen, Yi-Hao Kang | 2013-01-01 |
| 8139529 | TD-SCDMA based SFN network and associated methods | Jian Cheng | 2012-03-20 |
| 8072960 | Networking method of single frequency network in TD-SCDMA system | Yanshan Shi, Ling Lv, Datong Chen | 2011-12-06 |
| 7969947 | Mobile TV broadcast systems and methods based on TD-SCDMA network | Jian Cheng, Datong Chen, Kang Yi, Zhiqun Chen | 2011-06-28 |
| 7725090 | Method and apparatus for automatic frequency correction | Jian Cheng | 2010-05-25 |
| 7606317 | Channel optimization system | — | 2009-10-20 |
| 7512172 | Path search method for CDMA communication systems | Yan Zhang | 2009-03-31 |
| 7251300 | Method and apparatus for frequency tracking based on recovered data | Jiayi Zhuang, Yueheng Sun | 2007-07-31 |
| 7245878 | Method and apparatus for silent frame detection in a GSM communications system | Yan Zhang, Jiayi Zhuang, Jian Cheng | 2007-07-17 |
| 7200194 | Receiver signal dynamic range compensation based on received signal strength indicator | Shengquan Hu, Jin Ji, Ying Tian, Datong Chen | 2007-04-03 |
| 7171162 | Method and apparatus for frequency estimation using iterative filtering in a GSM communications system | Jiayi Zhuang, Yueheng Sun, Fei Xie | 2007-01-30 |
| 7158795 | Dummy PCH block detection for power saving in GSM handset | Yan Zhang, Yao Jingjing, Yuan Xu | 2007-01-02 |
| 7110478 | Phase difference based frequency correction channel detector for wireless communication system | Justine Zhuang, Tong Zhao | 2006-09-19 |
| 7092377 | Bi-directional time slot estimator for wireless communication system | Tong Zhao | 2006-08-15 |
| 7065151 | Channel optimization system | — | 2006-06-20 |
| 6590976 | Two-step algorithm for training an echo cancellation filter | — | 2003-07-08 |
| 5761250 | Iterative filtering frequency estimator and estimation method | — | 1998-06-02 |
| 5724657 | Adaptive frequency correction burst detector for GSM handset system | Ker Zhang | 1998-03-03 |
| 5533049 | Method, digital signal processing module and system for efficiently selecting a pre-emphasis filter during line probing | — | 1996-07-02 |
| 5528632 | Non-complex dual-correlation phase reversal detector and method | — | 1996-06-18 |
| 5446771 | Adaptive coherent signal detection method and apparatus | — | 1995-08-29 |