Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7606578 | Method of generating control signals based on location of radio terminals | Ali S. Khayrallah | 2009-10-20 |
| 7010332 | Wireless headset with automatic power control | I. Nelson Wakefield | 2006-03-07 |
| 6987975 | Method of generating control signals based on location of radio terminals | Ali S. Khayrallah | 2006-01-17 |
| 6832314 | Methods and apparatus for selective encryption and decryption of point to multi-point messages | — | 2004-12-14 |
| 6768909 | Handoff between external and internal positioning systems | — | 2004-07-27 |
| 6738946 | Methods, communication devices, and computer program products for communicating information via a frame check sequence having an information block associated therewith | — | 2004-05-18 |
| 6678854 | Methods and systems for providing a second data signal on a frame of bits including a first data signal and an error-correcting code | — | 2004-01-13 |
| 6678508 | Power conservation method for mobile communications device with two receivers | Ravinder D. Koilpillai | 2004-01-13 |
| 6665834 | Flexible method of error protection in communications systems | Ali S. Khayrallah | 2003-12-16 |
| 6658264 | Wireless communications terminals and methods including multiple entry phonebook for multiple transceivers | — | 2003-12-02 |
| 6556819 | Safe zones for portable electronic devices | — | 2003-04-29 |
| 6542758 | Distributed radio telephone for use in a vehicle | Sandeeep Chennakeshu, David Townsend, Nils Rydbeck | 2003-04-01 |
| 6532374 | Distributed radio telephone for use in a vehicle | Sandeep Chennakeshu, David Townsend, Randy Bright | 2003-03-11 |
| 6518921 | Cellular positioning system that compensates for received signal delays in positioning radio receivers | Rajaram Ramesh, Karl Molnar | 2003-02-11 |
| 6424056 | Keyless entry system for a vehicle | — | 2002-07-23 |
| 6418211 | Adaptive call screening method | — | 2002-07-09 |
| 6405340 | Flexible method of error protection in communications systems | Ali S. Khayrallah | 2002-06-11 |
| 6381713 | Method for responding to transmission errors in a digital communication system according to characteristics of flawed information fields | Ali S. Khayrallah | 2002-04-30 |
| 6360101 | Cellular phone that displays or sends messages upon its arrival at a predetermined location | — | 2002-03-19 |
| 6324395 | Apparatus and methods for assigning spectral and non-spectral resource charges in wireless communications systems | Ali S. Khayrallah | 2001-11-27 |
| 6297737 | Object locating system | — | 2001-10-02 |
| 6282685 | Methods and apparatus for signaling using parity status | Jack S. Petty | 2001-08-28 |
| 6195568 | Radiotelephone adapted to the identity of its user | — | 2001-02-27 |
| 6192236 | Apparatus and methods for remote control of accessory devices using a radiotelephone as a receiver | — | 2001-02-20 |
| 6138026 | Method and apparatus for locating a wireless communication device | — | 2000-10-24 |