Issued Patents 2002
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496230 | Digital TV signal receiver with direct conversion from UHF I-F to Low-Band I-F before digital demodulation | Chandrakant B. Patel | 2002-12-17 |
| 6496229 | TV receiver using read-only memory shared during VSB and QAM reception for synchrodyning I-F signal to baseband | — | 2002-12-17 |
| 6480236 | Envelope detection of PN sequences accompanying VSB signal to control operation of QAM/VSB DTV receiver | — | 2002-11-12 |
| 6480233 | NTSC co-channel interference detectors responsive to received Q-channel signals in digital TV signal receivers | — | 2002-11-12 |
| 6449325 | Circuitry operative on selected symbol slicing results for synchronizing data fields in a digital television receiver | — | 2002-09-10 |
| 6445425 | Automatic fine tuning of receiver for digital television signals | — | 2002-09-03 |
| 6441843 | Suppression of effects of co-channel NTSC interference artifacts upon digital TV receiver adaptive equalizer | — | 2002-08-27 |
| 6426780 | DTV receiver with low-band final I-F signal filtered for suppressing co-channel interfering NTSC audio carrier | Chandrakant B. Patel | 2002-07-30 |
| 6421403 | Baseband equalization of quadrature-phase as well as in-phase synchrodyne results in digital radio receivers | — | 2002-07-16 |
| 6400393 | DTV receiver with filter in I-F circuitry to suppress FM sound carrier of NTSC Co-channel interfering signal | — | 2002-06-04 |
| 6384858 | Suppression of co-channel NTSC interference artifacts when extracting training signal for a DTV receiver equalizer | — | 2002-05-07 |
| 6380969 | DTV receiver symbol decoding circuitry with co-channel NTSC artifacts suppression filter before data slicer | — | 2002-04-30 |
| 6377312 | Adaptive fractionally spaced equalizer for received radio transmissions with digital content, such as DTV signals | Chandrakant B. Patel | 2002-04-23 |
| 6351290 | Television receiver with separate I-F amplifiers for VSB and QAM digital TV signals that are digitally synchrodyned | — | 2002-02-26 |