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Patent applications and USPTO patent grants for Quan; James P..The latest application filed is for "methods and devices for correlating audio sample comparisons and network performance statistics".
Patent | Date |
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Method of switching between multiple call signaling protocol stacks in a voice quality tester and apparatus using same Grant 7,519,002 - Quan , et al. April 14, 2 | 2009-04-14 |
Methods and devices for correlating audio sample comparisons and network performance statistics Grant 7,408,884 - Bauer , et al. August 5, 2 | 2008-08-05 |
Methods and devices for correlating audio sample comparisons and network performance statistics App 20050261895 - Bauer, Samuel M. ;   et al. | 2005-11-24 |
Systems and methods for voice quality testing in a packet-switched network App 20040193974 - Quan, James P. ;   et al. | 2004-09-30 |
Method of switching between multiple call signaling protocol stacks in a voice quality tester and apparatus using same App 20040037228 - Quan, James P. ;   et al. | 2004-02-26 |
Method and apparatus for a packet-switched network communications measurement matrix display Grant 4,775,973 - Tomberlin , et al. October 4, 1 | 1988-10-04 |
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