Issued Patents All Time
Showing 201–225 of 347 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9190066 | Adaptive codebook gain control for speech coding | — | 2015-11-17 |
| 9153245 | Pitch detection method and apparatus | Fengyan Qi, Dejun Zhang, Lei Miao, Jianfeng Xu, Qing Zhang | 2015-10-06 |
| 9099099 | Very short pitch detection and coding | Fengyan Qi | 2015-08-04 |
| 9082398 | System and method for post excitation enhancement for low bit rate speech coding | — | 2015-07-14 |
| 9079892 | Method for preparing rivaroxaban intermediate | Fuli Zhang, Bin Liang, Chunbo Yang, Chonghao Liu, Jian Wang +1 more | 2015-07-14 |
| 9047875 | Spectrum flatness control for bandwidth extension | — | 2015-06-02 |
| 9037474 | Method for classifying audio signal into fast signal or slow signal | — | 2015-05-19 |
| 9037091 | Transmission of channel quality data in wireless communication systems | Hongmei Sun, Changlong XU, Qinghua Li, Yuan Zhu, Rath Vannithamby +3 more | 2015-05-19 |
| 9020815 | Spectral envelope coding of energy attack signal | — | 2015-04-28 |
| 9015039 | Adaptive encoding pitch lag for voiced speech | — | 2015-04-21 |
| 9008207 | Uplink noise estimation for virtual MIMO | Peng Cheng, Changlong XU, Xuebin Yang, Feng Zhou | 2015-04-14 |
| 8965973 | Method and apparatus for call proceeding in call control of application server | — | 2015-02-24 |
| 8942988 | Efficient temporal envelope coding approach by prediction between low band signal and high band signal | — | 2015-01-27 |
| 8930600 | Protecting circuit for basic input output system chip | GUO-YI CHEN, BO TIAN | 2015-01-06 |
| 8886523 | Audio decoding based on audio class with control code for post-processing modes | David Virette, Wei Xiao | 2014-11-11 |
| 8849248 | Method and system for accessing completion of call to busy subscriber service based on identity | Shaolian Zhang, Mingjiang Zou | 2014-09-30 |
| 8849005 | Coronary artery motion modeling | Hari Sundar | 2014-09-30 |
| 8793126 | Time/frequency two dimension post-processing | — | 2014-07-29 |
| 8775169 | Adding second enhancement layer to CELP based core layer | — | 2014-07-08 |
| 8718804 | System and method for correcting for lost data in a digital audio signal | Herve Taddei, Miao Lei | 2014-05-06 |
| 8712763 | Method for encoding signal, and method for decoding signal | Dejun Zhang, Lei Miao, Jianfeng Xu, Fengyan Qi, Qing Zhang +2 more | 2014-04-29 |
| 8688437 | Packet loss concealment for speech coding | — | 2014-04-01 |
| 8650028 | Multi-mode speech encoding system for encoding a speech signal used for selection of one of the speech encoding modes including multiple speech encoding rates | Huan-Yu Su | 2014-02-11 |
| 8635063 | Codebook sharing for LSF quantization | Eyal Shlomot | 2014-01-21 |
| 8620647 | Selection of scalar quantixation (SQ) and vector quantization (VQ) for speech coding | Adil Benyassine | 2013-12-31 |