QIU; Sigang

Patent Applications and Registrations

Patent applications and USPTO patent grants for QIU; Sigang.The latest application filed is for "system and method for providing a unified global navigation satellite system (gnss) receiver".

Company Profile

0.14.15

QIU; Sigang - Sunnyvale CA
Qiu; Sigang - Cupertino CA
Qiu; Sigang - Raleigh NC

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
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

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