Alexander, Jr.; William Francis
Patent Applications and Registrations
Patent applications and USPTO patent grants for Alexander, Jr.; William Francis.The latest application filed is for "methods and apparatus for determining a direction of arrival in a wireless communication system".
- Alexander, Jr.; William Francis - Monterey CA
- Alexander, Jr.; William Francis - Halton City TX
| Patent | Date |
|---|---|
| Methods and apparatus for determining a direction of arrival in a wireless communication system Grant 6,922,170 - Alexander, Jr. July 26, 2 | 2005-07-26 |
| Methods and apparatus for determining a direction of arrival in a wireless communication system Grant 6,812,889 - Alexander, Jr. November 2, 2 | 2004-11-02 |
| Method and system for comparing measured radio frequency signal propagation characteristics in a wireless communication system Grant 6,259,924 - Alexander, Jr. , et al. July 10, 2 | 2001-07-10 |
| Method and system for creating a radio frequency signature for a signature region in a coverage area of a wireless communication system Grant 6,256,506 - Alexander, Jr. , et al. July 3, 2 | 2001-07-03 |
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