Issued Patents All Time
Showing 26–50 of 147 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8290035 | Systems for reducing adverse effects of deep fades in DTV signals designed for mobile reception | — | 2012-10-16 |
| 8290060 | Staggercasting of DTV signals that employ concatenated convolutional coding | — | 2012-10-16 |
| 8284832 | System for digital television broadcasting using modified 2/3 trellis coding | — | 2012-10-09 |
| 8271849 | M/H frame encoding and decoding techniques for 8VSB DTV broadcasting systems | — | 2012-09-18 |
| 8265129 | Digital receiver with system for controlling the operating mode of an adaptive equalizer | Chandrakant B. Patel | 2012-09-11 |
| 8196007 | Frequency-diversity 8-VSB AM broadcasting to mobile/handheld receivers | — | 2012-06-05 |
| 8179982 | Transmitting additional information in the headers of encapsulating data packets in mobile/handheld (M/H) DTV signals | — | 2012-05-15 |
| 8179980 | Robust DTV signals that can overcome burst errors up to 1040 bytes or more in length | — | 2012-05-15 |
| 8149939 | System of robust DTV signal transmissions that legacy DTV receivers will disregard | — | 2012-04-03 |
| 8116400 | Apparatus for adapting reception modes of a mobile DTV receiver in response to signaling | — | 2012-02-14 |
| 8111769 | Transmissions with reduced code rate in 8VSB digital television | — | 2012-02-07 |
| 8065594 | 8VSB DTV signals with PCCC and subsequent trellis coding | — | 2011-11-22 |
| 8005166 | System for digital television broadcasting using modified 2/3 trellis coding | — | 2011-08-23 |
| 7957490 | Insertion of repetitive PN sequences into DTV data fields | — | 2011-06-07 |
| 7945844 | Robust DTV signals transmitted at two thirds the code rate of ordinary 8VSB DTV signals | — | 2011-05-17 |
| RE42301 | Robust signal transmission in digital television broadcasting | — | 2011-04-19 |
| 7668250 | Time-dependent trellis coding for more robust digital television signals | — | 2010-02-23 |
| 7668257 | Transmissions with reduced code rate in 8VSB digital television | — | 2010-02-23 |
| 7492835 | Synchrodyning apparatus | — | 2009-02-17 |
| 7197685 | Robust signal transmission in digital television broadcasting | — | 2007-03-27 |
| 7151797 | Adaptive K-factor-improvement filter for receiver of radio signals subject to multipath distortion | — | 2006-12-19 |
| 7038732 | DTV signal with GCR components in plural-data-segment frame headers and receiver apparatus for such signal | Chandrakant B. Patel | 2006-05-02 |
| 6950481 | Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before | — | 2005-09-27 |
| 6803970 | Digital television receiver with match filter responsive to field synchronization code | Chandrakant B. Patel | 2004-10-12 |
| 6771707 | Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before demodulation | — | 2004-08-03 |