Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12316108 | Hybrid power supply system and method of extending power supply time of secondary battery thereof | Chun-Hsiung Chen | 2025-05-27 |
| 8854948 | Fault tolerance and synchronous failover for broadcast video across the network | Michael Pereira | 2014-10-07 |
| 8495688 | System and method for fast start-up of live multicast streams transmitted over a packet network | Ramanathan Jagadeesan, Kristen Marie Robins, Bich Nguyen | 2013-07-23 |
| 8494295 | Variable length coding for clustered transform coefficients in video compression | Wen-hsiung Chen, John Toebes, Dov Rosenfeld, Gregory D. Pelton | 2013-07-23 |
| 8462847 | Method and apparatus for immediate display of multicast IPTV over a bandwidth constrained network | Jack C. Cham, Michael Pereira | 2013-06-11 |
| 8131096 | Variable length coding for clustered transform coefficients in video compression | Wen-hsiung Chen, John Toebes, Dov Rosenfeld, Gregory D. Pelton | 2012-03-06 |
| 8111934 | Extension of two-dimensional variable length coding for image compression | Wen-hsiung Chen, Gregory D. Pelton | 2012-02-07 |
| 7965771 | Method and apparatus for immediate display of multicast IPTV over a bandwidth constrained network | Jack C. Cham, Michael Pereira | 2011-06-21 |
| 7949052 | Method and apparatus to deliver a DVB-ASI compressed video transport stream | Wen-hsiung Chen, Gregory D. Pelton, Joseph C. Gehman | 2011-05-24 |
| 7912306 | Variable length coding for clustered transform coefficients in video compression | Wen-hsiung Chen, John Toebes, Dov Rosenfeld, Gregory D. Pelton | 2011-03-22 |
| 7870590 | System and method for fast start-up of live multicast streams transmitted over a packet network | Ramanathan Jagadeesan, Kristen Marie Robins, Bich Nguyen | 2011-01-11 |
| 7817535 | Method of fault tolerance and synchronous failover for broadcast video across the network | Michael Pereira | 2010-10-19 |
| 7680349 | Variable length coding for clustered transform coefficients in video compression | Wen-hsiung Chen, John Toebes, Dov Rosenfeld, Gregory D. Pelton | 2010-03-16 |
| 7664057 | Audio-to-video synchronization system and method for packet-based network video conferencing | Wen-hsiung Chen, Walter R. Friedrich, Shantanu Sarkar | 2010-02-16 |
| 7649938 | Method and apparatus of controlling a plurality of video surveillance cameras | Wen-hsiung Chen, Philip R. Graham, Gregory D. Pelton, Blane A. Eisenberg | 2010-01-19 |
| 7627629 | Method and apparatus for multipoint conferencing | Wen-hsiung Chen, Philip R. Graham, Gregory D. Pelton | 2009-12-01 |
| 7602846 | Efficiently distributing video using a hybrid network that uses existing infrastructure | Wen-hsiung Chen, Philip R. Graham, Gregory D. Pelton | 2009-10-13 |
| 7593433 | System and method for multiple channel statistical re-multiplexing | Sangeeta Ramakrishnan, Ji Zhang | 2009-09-22 |
| 7505480 | System and method for transporting a compressed video and data bit stream over a communication channel | Ji Zhang, Wen-hsiung Chen | 2009-03-17 |
| 7499595 | Joint amplitude and position coding for photographic image and video coding | Wen-hsiung Chen, Gregory D. Pelton | 2009-03-03 |
| 7499596 | Amplitude coding for clustered transform coefficients | Wen-hsiung Chen, Gregory D. Pelton | 2009-03-03 |
| 7492956 | Video coding using multi-dimensional amplitude coding and 2-D non-zero/zero cluster position coding | Wen-hsiung Chen, John Toebes | 2009-02-17 |
| 7483584 | Extended hybrid variable length coding of transform coefficients for video compression | Wen-hsiung Chen, Gregory D. Pelton, John Toebes | 2009-01-27 |
| 7471841 | Adaptive breakpoint for hybrid variable length coding | Wen-hsiung Chen | 2008-12-30 |
| 7471840 | Two-dimensional variable length coding of runs of zero and non-zero transform coefficients for image compression | John Toebes, Wen-hsiung Chen, Dov Rosenfeld | 2008-12-30 |