Patent | Date |
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System And Method For Providing A Unified Global Navigation Satellite System (gnss) Receiver App 20210173089 - QIU; Sigang ;   et al. | 2021-06-10 |
Methods and systems to synchronize network nodes Grant 8,842,790 - Laudel , et al. September 23, 2 | 2014-09-23 |
Methods And Systems To Synchronize Network Nodes App 20110150160 - LAUDEL; KENNAN KEN ;   et al. | 2011-06-23 |
Signal-to-noise ratio (SNR) determination in the frequency domain Grant 7,729,663 - Qiu , et al. June 1, 2 | 2010-06-01 |
Diversity switching Grant 7,706,768 - Qiu , et al. April 27, 2 | 2010-04-27 |
Signal-to-noise ratio (SNR) determination in the time domain Grant 7,484,136 - Qiu January 27, 2 | 2009-01-27 |
Multicarrier receivers and methods for detecting cyclic prefixes having unknown lengths Grant 7,418,065 - Qiu , et al. August 26, 2 | 2008-08-26 |
Methods and apparatuses for determining loop characteristics using an extended voice-band modem Grant 7,406,157 - Qiu , et al. July 29, 2 | 2008-07-29 |
Receiver codec super set constellation generator Grant 7,339,996 - Qiu , et al. March 4, 2 | 2008-03-04 |
Diversity Switching App 20080032654 - Qiu; Sigang ;   et al. | 2008-02-07 |
Signal-to-noise ratio (SNR) determination in the frequency domain App 20080022161 - Qiu; Sigang ;   et al. | 2008-01-24 |
Signal-to-noise ratio (SNR) determination in the time domain App 20080022162 - Qiu; Sigang | 2008-01-24 |
Adaptive synchronization Grant 7,136,439 - Qiu November 14, 2 | 2006-11-14 |
Methods and apparatuses for determining loop characteristics using standard voice-band modem Grant 7,103,147 - Qiu , et al. September 5, 2 | 2006-09-05 |
Methods and apparatus for characterizing subscriber loop based on analysis of DSL handshaking signals and for optimization of DSL operation Grant 7,068,755 - Qiu June 27, 2 | 2006-06-27 |
Multicarrier receivers and methods for detecting cyclic prefixes having unknown lengths App 20060067412 - Qiu; Sigang ;   et al. | 2006-03-30 |
Signal detector App 20050180529 - Qiu, Sigang ;   et al. | 2005-08-18 |
Signal detector Grant 6,931,076 - Qiu , et al. August 16, 2 | 2005-08-16 |
Efficient and reduced-complexity training algorithms App 20050135568 - Qiu, Sigang | 2005-06-23 |
Methods and apparatuses for determining loop characteristics using an extended voice-band modem App 20050047443 - Qiu, Sigang ;   et al. | 2005-03-03 |
Methods and apparatus for characterizing subscriber loop based on analysis of DSL handshaking signals and for optimization of DSL operation App 20050041782 - Qiu, Sigang | 2005-02-24 |
Methods and apparatuses for determining loop characteristics using standard voice-band modem App 20040258235 - Qiu, Sigang ;   et al. | 2004-12-23 |
Receiver codec super set constellation generator App 20040174936 - Qiu, Sigang ;   et al. | 2004-09-09 |
Signal detector App 20040125881 - Qiu, Sigang ;   et al. | 2004-07-01 |
Adaptive synchronization App 20040120436 - Qiu, Sigang | 2004-06-24 |
Constellation generation and re-evaluation Grant 6,721,357 - Zhang , et al. April 13, 2 | 2004-04-13 |
Receiver CODEC super set constellation generator Grant 6,721,363 - Qiu , et al. April 13, 2 | 2004-04-13 |
Apparatus and method for a table-lookup device App 20030237039 - Qiu, Sigang | 2003-12-25 |