Shi; Qicai

Patent Applications and Registrations

Patent applications and USPTO patent grants for Shi; Qicai.The latest application filed is for "method and apparatus for in-channel interference cancellation".

Company Profile

9.54.43

Shi; Qicai - Bothell WA
Shi; Qicai - Bellevue WA
SHI; QICAI - CORAL SPRINGS FL
Shi; Qicai - Coral Spings FL
Shi; Qicai - Tamarac FL

*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 to determine portable device presence at a portal Grant 11,340,373 - Shi , et al. May 24, 2	2022-05-24
System to detect event at an inventory location Grant 11,087,274 - Hahn , et al. August 10, 2	2021-08-10
User identification system using directional antennas and cameras Grant 11,057,751 - Niranjayan , et al. July 6, 2	2021-07-06
System to determine effects of vibration on weight data for a fixture Grant 10,948,339 - Shi , et al. March 16, 2	2021-03-16
System to mitigate effects of vibration on load cell Grant 10,612,964 - Shi , et al.	2020-04-07
System to process load cell data using door sensor data Grant 10,591,348 - Shi , et al.	2020-03-17
System to validate load cell data Grant 10,520,352 - Shi , et al. Dec	2019-12-31
System to process load cell data Grant 10,520,353 - Shi , et al. Dec	2019-12-31
Magnetic entry portal identification system Grant 10,459,103 - Shi , et al. Oc	2019-10-29
Location estimation using array of capacitive sensors Grant 10,262,294 - Hahn , et al.	2019-04-16
Entry portal identification system Grant 10,244,363 - Niranjayan , et al.	2019-03-26
System to determine a change in weight at a load cell Grant 10,198,710 - Hahn , et al. Fe	2019-02-05
Capacitive sensor system Grant 10,007,892 - Hahn , et al. June 26, 2	2018-06-26
Method And Apparatus For In-channel Interference Cancellation App 20160218754 - SHI; QICAI ; et al.	2016-07-28
Methods and systems for embedding supplementary data channel in LTE-based communication systems Grant 9,386,606 - Shi , et al. July 5, 2	2016-07-05
Method and apparatus for in-channel interference cancellation Grant 9,385,763 - Shi , et al. July 5, 2	2016-07-05
Methods And Systems For Embedding Supplementary Data Channel In Lte-based Communication Systems App 20160066350 - SHI; QICAI ; et al.	2016-03-03
Method and apparatus for in-channel interference cancellation Grant 9,031,526 - Kyperountas , et al. May 12, 2	2015-05-12
Method and apparatus for out-of-channel emission suppression Grant 8,837,636 - Shi , et al. September 16, 2	2014-09-16
Method And Apparatus For Out-of-channel Emission Suppression App 20140064405 - Shi; Qicai ; et al.	2014-03-06
Method And Apparatus For In-channel Interference Cancellation App 20130337761 - Kyperountas; Spyros ; et al.	2013-12-19
Method of signal to time-spectrum channel resource mapping for wireless communication system Grant 8,467,396 - Shi , et al. June 18, 2	2013-06-18
Dynamic allocation of spectrum sensing resources in cognitive radio networks Grant 8,428,632 - Ye , et al. April 23, 2	2013-04-23
Method And Apparatus For Synchronization In A Dynamic Spectrum Access (dsa) Cognitive Radio System App 20130083786 - SHI; QICAI ; et al.	2013-04-04
Targeted group scaling for enhanced distributed spectrum sensing Grant 8,306,561 - Kyperountas , et al. November 6, 2	2012-11-06
Signal detection in cognitive radio systems Grant 8,140,017 - Shi , et al. March 20, 2	2012-03-20
Method Of Signal To Time-spectrum Channel Resource Mapping For Wireless Communication System App 20110142027 - Shi; Qicai ; et al.	2011-06-16
Targeted Group Scaling For Enhanced Distributed Spectrum Sensing App 20100197332 - KYPEROUNTAS; SPYROS ; et al.	2010-08-05
Method and apparatus for a node to determine a proper duty cycle within an ad-hoc network Grant 7,715,352 - Huang , et al. May 11, 2	2010-05-11
Signal Detection In Cognitive Radio Systems App 20100081387 - Shi; Qicai ; et al.	2010-04-01
Method and apparatus for operating an AD-HOC communication system Grant 7,656,804 - Shi , et al. February 2, 2	2010-02-02
Dynamic Allocation Of Spectrum Sensing Resources In Cognitive Radio Networks App 20090247201 - Ye; Zhuan ; et al.	2009-10-01
Method and apparatus for operating a node in a beacon based ad hoc network Grant 7,570,623 - Huang , et al. August 4, 2	2009-08-04
Decentralized wireless communication network and method having a plurality of devices Grant 7,570,927 - Correal , et al. August 4, 2	2009-08-04
Method and apparatus for determining the location of a node in a wireless system Grant 7,548,517 - Kyperountas , et al. June 16, 2	2009-06-16
Media access control and distributed data processing using mediation devices in an asynchronous network Grant 7,492,773 - Hester , et al. February 17, 2	2009-02-17
Quality of service (QOS) control mechanisms using mediation devices in an asynchronous network Grant 7,440,462 - Hester , et al. October 21, 2	2008-10-21
Method and apparatus for determining the location of a node in a wireless system Grant 7,436,781 - Niu , et al. October 14, 2	2008-10-14
Method for rigid body discovery and peer-to-peer ranging in a scatternet and communications node Grant 7,362,724 - Huang , et al. April 22, 2	2008-04-22
Method for estimating the location of a wireless device in a communication network Grant 7,353,031 - Shi , et al. April 1, 2	2008-04-01
Device Positioning With Delegated Location Determination App 20070293237 - Correal; Neiyer S. ; et al.	2007-12-20
Reduced order model node location method for multi-hop networks Grant 7,277,401 - Kyperountas , et al. October 2, 2	2007-10-02
Method and system for determining a location of a plurality of units using sub-divided unit groupings Grant 7,274,940 - Kyperountas , et al. September 25, 2	2007-09-25
Procedures for merging the mediation device protocol with a network layer protocol Grant 7,251,222 - Chen , et al. July 31, 2	2007-07-31
Method And Apparatus For A Node To Determine A Proper Duty Cycle Within An Adhoc Network App 20070174465 - Huang; Jian ; et al.	2007-07-26
Method And Apparatus For Operating A Node In A Beacon Based Ad Hoc Network App 20070171843 - Huang; Jian ; et al.	2007-07-26
Method and apparatus for determining the location of a unit using neighbor lists Grant 7,242,947 - Niu , et al. July 10, 2	2007-07-10
Method and apparatus for determining the location of a node in a wireless title system Grant 7,209,754 - Niu , et al. April 24, 2	2007-04-24
Reduced order model node location method for multi-hop networks App 20070025272 - Niu; Feng ; et al.	2007-02-01
Protocol and structure for self-organizing network Grant 7,171,476 - Maeda , et al. January 30, 2	2007-01-30
Method for estimating the location of a wireless device in a communication network App 20060281470 - Shi; Qicai ; et al.	2006-12-14
Method and apparatus for determining the location of a node in a wireless system App 20060274676 - Niu; Feng ; et al.	2006-12-07
Wireless network with improved sharing of high power consumption tasks Grant 7,133,373 - Hester , et al. November 7, 2	2006-11-07
Method and apparatus for determining the location of a node in a wireless system App 20060239202 - Kyperountas; Spyros ; et al.	2006-10-26
Method and apparatus for determining a best technique to use when locating a node App 20060221864 - Niu; Feng ; et al.	2006-10-05
Method and apparatus for determining the location of a node in a wireless title system App 20060181458 - Niu; Feng ; et al.	2006-08-17
Method and system for determining a location using a plurality of selected initial location estimates Grant 7,092,726 - Shi , et al. August 15, 2	2006-08-15
Low-cost two-stage receiver system for DS-CDMA Grant 7,050,483 - Shi , et al. May 23, 2	2006-05-23
Multi-mode receiver for frequency error mitigation Grant 7,016,661 - Gorday , et al. March 21, 2	2006-03-21
Method and apparatus for operating an AD-HOC communication system App 20060034193 - Shi; Qicai ; et al.	2006-02-16
Method and apparatus for locating a remote unit Grant 6,996,403 - Shi , et al. February 7, 2	2006-02-07
Low cost DSSS communication system Grant 6,985,509 - Shi , et al. January 10, 2	2006-01-10
System for spread spectrum communication Grant 6,922,432 - Callaway, Jr. , et al. July 26, 2	2005-07-26
Method and system for determining a location of a plurality of units using sub-divided unit groupings App 20050143101 - Kyperountas, Spyros ; et al.	2005-06-30
Method and system for determining a location using a plurality of selected initial location estimates App 20050143100 - Shi, Qicai ; et al.	2005-06-30
Wireless network with improved sharing of high power consumption tasks App 20050135309 - Hester, Lance ; et al.	2005-06-23
Method and apparatus for determining the location of a unit using neighbor lists App 20050134456 - Niu, Feng ; et al.	2005-06-23
Method and apparatus for locating a remote unit App 20050135319 - Shi, Qicai ; et al.	2005-06-23
Multi-mode receiver for frequency error mitigation App 20050079843 - Gorday, Paul E. ; et al.	2005-04-14
System for code division multi-access communication Grant 6,876,692 - Shi , et al. April 5, 2	2005-04-05
Method for rigid body discovery and peer-to-peer ranging in a scatternet and communications node App 20050007963 - Huang, Jian ; et al.	2005-01-13
Method and apparatus employing a mediation device to facilitate communication among devices in an asynchronous communications network Grant 6,816,493 - Shi , et al. November 9, 2	2004-11-09
Reduced order model node location method for multi-hop networks App 20040213190 - Kyperountas, Spyros ; et al.	2004-10-28
Intra-piconet location determination and tomography Grant 6,745,038 - Callaway, Jr. , et al. June 1, 2	2004-06-01
Method and apparatus for synchronizing a DS-CDMA receiver Grant 6,728,306 - Shi April 27, 2	2004-04-27
Media access control and distributed data processing using mediation devices in an asynchronous network App 20040042501 - Hester, Lance Eric ; et al.	2004-03-04
Protocol and structure for self-organizing network App 20040003111 - Maeda, Masahiro ; et al.	2004-01-01
Quality of service (QoS) control mechanisms using mediation devices in an asynchronous network App 20030231597 - Hester, Lance Eric ; et al.	2003-12-18
Low cost DSSS communication system App 20030152137 - Shi, Qicai ; et al.	2003-08-14
System and method for updating location information for distributed communication devices Grant 6,597,915 - Shi , et al. July 22, 2	2003-07-22
System and method for updating location information for distributed communication devices App 20030114168 - Shi, Qicai ; et al.	2003-06-19
Low -cost two-stage receiver system for DS-CDMA App 20030112854 - Shi, Qicai ; et al.	2003-06-19
System for code division multi-access communication App 20030031232 - Shi, Qicai ; et al.	2003-02-13
Communications system employing differential orthogonal modulation Grant 6,519,275 - Callaway, Jr. , et al. February 11, 2	2003-02-11
Communications system employing differential orthogonal modulation App 20030012259 - Callaway, Edgar H. JR. ; et al.	2003-01-16
Procedures for merging the mediation device protocol with a network layer protocol App 20030007461 - Chen, Priscilla ; et al.	2003-01-09
System for spread spectrum communication App 20020186750 - Callaway, Edgar H. JR. ; et al.	2002-12-12
Intra-piconet location determination and tomography App 20020168943 - Callaway, Edgar H. JR. ; et al.	2002-11-14
System for spread spectrum communication App 20020126738 - Callaway, Edgar H. JR. ; et al.	2002-09-12
Multiple access protocol and structure for communication devices in an asynchronous network App 20020126627 - Shi, Qicai ; et al.	2002-09-12

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