Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6614774 | Method and system for providing wireless mobile server and peer-to-peer services with dynamic DNS update | — | 2003-09-02 |
| 6603761 | Using internet and internet protocols to bypass PSTN, GSM map, and ANSI-41 networks for wireless telephone call delivery | Patuardhana Babu Gorrepati | 2003-08-05 |
| 6580761 | Coding technique in discrete multi-tone (DMT) based communications systems | Rajiv Laroia | 2003-06-17 |
| 6526390 | Independent billing settlement for call origination by wireless subscribers roaming to foreign wireless networks | Patuardhana Babu Gorrepati | 2003-02-25 |
| 6526033 | Delivering calls to GSM subscribers roaming to CDMA networks via IP tunnels | Patuardhana Babu Gorrepati | 2003-02-25 |
| 6519291 | Reduction of interference in discrete multi-tone (DMT) based communications systems | Nuri Ruhi Dagdeviren, George J. Kustka, Rajiv Laroia | 2003-02-11 |
| 6493551 | GSM MoU bypass for delivering calls to GSM subscribers roaming to CDMA networks | Patuardhana Babu Gorrepati | 2002-12-10 |
| 6445922 | Method and system for support of overlapping IP addresses between an interworking function and a mobile IP foreign agent | Thomas L. Hiller | 2002-09-03 |
| 6434382 | Cellular call processor having concurrent instances of call models to support mixed media communication connections | Chung-Zin Liu | 2002-08-13 |
| 6331996 | Channel synchronization and impulse sounding in the presence of frequency offset | Jenn-Shing Lin, Richard Rogoszewicz | 2001-12-18 |
| 6285877 | Cellular call processor having concurrent instances of call models to support mixed media communication connections | Chung-Zin Liu | 2001-09-04 |
| 5881108 | Adaptive pre-equalizer for use in data communications equipment | Hanan Herzberg, Ehud Langberg, Jean-Jacques Werner | 1999-03-09 |
| 5828954 | Transmission system for digital audio broadcasting | — | 1998-10-27 |
| 5822368 | Developing a channel impulse response by using distortion | — | 1998-10-13 |
| 5815529 | Transmission system for digital audio broadcasting that incorporates a rotator in the transmitter | — | 1998-09-29 |
| 5802079 | Transmission system for digital audio broadcasting | — | 1998-09-01 |
| 5751774 | Transmission system for digital audio broadcasting | — | 1998-05-12 |
| 5748686 | System and method producing improved frame synchronization in a digital communication system | Ehud Langberg | 1998-05-05 |
| 5604769 | Hybrid equalizer arrangement for use in data communications equipment | — | 1997-02-18 |
| 5513216 | Hybrid equalizer arrangement for use in data communications equipment | Shlomo Gadot, Gi-Hong Im, Ehud Langberg | 1996-04-30 |
| 5406586 | Signal correlation technique | — | 1995-04-11 |
| 5371762 | Technique utilizing signal storing devices for cancelling signal dispersion | Daniel Amrany | 1994-12-06 |
| 5260972 | Technique for determining signal dispersion characteristics in communications systems | — | 1993-11-09 |
| 5214656 | Multiplexed coded modulation with unequal error protection | Hong Y. Chung, Lee-Fang Wei | 1993-05-25 |
| 5117291 | Technique for adjusting signal dispersion cancellation apparatus in communications systems | Jalil Fadavi-Ardekani | 1992-05-26 |