Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9942803 | Switching to/from voice over long term evolution (VoLTE) for a voice call | Alvin Siu-Chung Ng, Chun Chung Patrick Chan, Tsun Sang Cheong | 2018-04-10 |
| 9538421 | Adaptive ROHC state transition | Chun Chung Patrick Chan, Tsun Sang Cheong, Alvin Siu-Chung Ng | 2017-01-03 |
| 9485696 | Systems, methods and apparatus for switching networks in active mode | Alvin Siu-Chung Ng, Troy Curtiss, Cheong Tsun Sang, Chun Chung Patrick Chan, Chintan Pravin Turakhia | 2016-11-01 |
| 9485727 | Method and apparatus for fast TCH to idle transition | Alvin Siu-Chung Ng, Troy Curtiss, Stanley Tsai, Joshua Tennyson MACDONALD, Chunchung Chan +1 more | 2016-11-01 |