Qicai Shi

Person

Coral Spings, FL, US

People

Patents Grantslast 30 patents

Information Patent Grant
System to determine portable device presence at a portal
- Patent number 11,340,373
- Issue date May 24, 2022
- Amazon Technologies, Inc.
- Qicai Shi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System to detect event at an inventory location
- Patent number 11,087,274
- Issue date Aug 10, 2021
- Amazon Technologies, Inc.
- Camerin Cole Hahn
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
User identification system using directional antennas and cameras
- Patent number 11,057,751
- Issue date Jul 6, 2021
- Amazon Technologies, Inc.
- Somasundaram Niranjayan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System to determine effects of vibration on weight data for a fixture
- Patent number 10,948,339
- Issue date Mar 16, 2021
- Amazon Technologies, Inc.
- Qicai Shi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System to mitigate effects of vibration on load cell
- Patent number 10,612,964
- Issue date Apr 7, 2020
- Amazon Technologies, Inc.
- Qicai Shi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System to process load cell data using door sensor data
- Patent number 10,591,348
- Issue date Mar 17, 2020
- Amazon Technologies, Inc.
- Qicai Shi
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
System to process load cell data
- Patent number 10,520,353
- Issue date Dec 31, 2019
- Amazon Technologies, Inc.
- Qicai Shi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System to validate load cell data
- Patent number 10,520,352
- Issue date Dec 31, 2019
- Amazon Technologies, Inc.
- Qicai Shi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magnetic entry portal identification system
- Patent number 10,459,103
- Issue date Oct 29, 2019
- Amazon Technologies, Inc.
- Qicai Shi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Location estimation using array of capacitive sensors
- Patent number 10,262,294
- Issue date Apr 16, 2019
- Amazon Technologies, Inc.
- Camerin Cole Hahn
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Entry portal identification system
- Patent number 10,244,363
- Issue date Mar 26, 2019
- Amazon Technologies, Inc.
- Somasundaram Niranjayan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System to determine a change in weight at a load cell
- Patent number 10,198,710
- Issue date Feb 5, 2019
- Amazon Technologies, Inc.
- Camerin Cole Hahn
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Capacitive sensor system
- Patent number 10,007,892
- Issue date Jun 26, 2018
- Amazon Technologies, Inc.
- Camerin Cole Hahn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for embedding supplementary data channel in LTE...
- Patent number 9,386,606
- Issue date Jul 5, 2016
- Motorola Solutions, Inc.
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for in-channel interference cancellation
- Patent number 9,385,763
- Issue date Jul 5, 2016
- Motorola Solutions, Inc.
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for in-channel interference cancellation
- Patent number 9,031,526
- Issue date May 12, 2015
- Motorola Solutions, Inc.
- Spyros Kyperountas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for out-of-channel emission suppression
- Patent number 8,837,636
- Issue date Sep 16, 2014
- Motorola Solutions, Inc.
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of signal to time-spectrum channel resource mapping for wire...
- Patent number 8,467,396
- Issue date Jun 18, 2013
- Motorola Solutions, Inc.
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic allocation of spectrum sensing resources in cognitive radio...
- Patent number 8,428,632
- Issue date Apr 23, 2013
- Motorola Solutions, Inc.
- Zhuan Ye
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Targeted group scaling for enhanced distributed spectrum sensing
- Patent number 8,306,561
- Issue date Nov 6, 2012
- Motorola Solutions, Inc.
- Spyros Kyperountas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal detection in cognitive radio systems
- Patent number 8,140,017
- Issue date Mar 20, 2012
- Motorola Solutions, Inc.
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for a node to determine a proper duty cycle wi...
- Patent number 7,715,352
- Issue date May 11, 2010
- Motorola, Inc.
- Jian Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for operating an AD-HOC communication system
- Patent number 7,656,804
- Issue date Feb 2, 2010
- Motorola, Inc.
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Decentralized wireless communication network and method having a pl...
- Patent number 7,570,927
- Issue date Aug 4, 2009
- Motorola, Inc.
- Neiyer S. Correal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for operating a node in a beacon based ad hoc...
- Patent number 7,570,623
- Issue date Aug 4, 2009
- Motorola, Inc.
- Jian Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for determining the location of a node in a wi...
- Patent number 7,548,517
- Issue date Jun 16, 2009
- Motorola, Inc.
- Spyros Kyperountas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Media access control and distributed data processing using mediatio...
- Patent number 7,492,773
- Issue date Feb 17, 2009
- Motorola, Inc.
- Lance Eric Hester
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quality of service (QOS) control mechanisms using mediation devices...
- Patent number 7,440,462
- Issue date Oct 21, 2008
- Motorola, Inc.
- Lance Eric Hester
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for determining the location of a node in a wi...
- Patent number 7,436,781
- Issue date Oct 14, 2008
- Motorola, Inc.
- Feng Niu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for rigid body discovery and peer-to-peer ranging in a scatt...
- Patent number 7,362,724
- Issue date Apr 22, 2008
- Motorola, Inc.
- Jian Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR IN-CHANNEL INTERFERENCE CANCELLATION
- Publication number 20160218754
- Publication date Jul 28, 2016
- MOTOROLA SOLUTIONS, INC.
- QICAI SHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND SYSTEMS FOR EMBEDDING SUPPLEMENTARY DATA CHANNEL IN LTE...
- Publication number 20160066350
- Publication date Mar 3, 2016
- MOTOROLA SOLUTIONS, INC.
- QICAI SHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR OUT-OF-CHANNEL EMISSION SUPPRESSION
- Publication number 20140064405
- Publication date Mar 6, 2014
- MOTOROLA SOLUTIONS, INC.
- QICAI SHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR IN-CHANNEL INTERFERENCE CANCELLATION
- Publication number 20130337761
- Publication date Dec 19, 2013
- MOTOROLA SOLUTIONS, INC.
- Spyros Kyperountas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR SYNCHRONIZATION IN A DYNAMIC SPECTRUM ACCE...
- Publication number 20130083786
- Publication date Apr 4, 2013
- MOTOROLA SOLUTIONS, INC.
- QICAI SHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF SIGNAL TO TIME-SPECTRUM CHANNEL RESOURCE MAPPING FOR WIRE...
- Publication number 20110142027
- Publication date Jun 16, 2011
- MOTOROLA, INC.
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TARGETED GROUP SCALING FOR ENHANCED DISTRIBUTED SPECTRUM SENSING
- Publication number 20100197332
- Publication date Aug 5, 2010
- MOTOROLA, INC.
- Spyros Kyperountas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL DETECTION IN COGNITIVE RADIO SYSTEMS
- Publication number 20100081387
- Publication date Apr 1, 2010
- MOTOROLA, INC.
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DYNAMIC ALLOCATION OF SPECTRUM SENSING RESOURCES IN COGNITIVE RADIO...
- Publication number 20090247201
- Publication date Oct 1, 2009
- MOTOROLA, INC.
- Zhuan Ye
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE POSITIONING WITH DELEGATED LOCATION DETERMINATION
- Publication number 20070293237
- Publication date Dec 20, 2007
- MOTOROLA, INC.
- Neiyer S. Correal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR OPERATING A NODE IN A BEACON BASED AD HOC...
- Publication number 20070171843
- Publication date Jul 26, 2007
- MOTOROLA, INC.
- Jian Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR A NODE TO DETERMINE A PROPER DUTY CYCLE WI...
- Publication number 20070174465
- Publication date Jul 26, 2007
- MOTOROLA, INC.
- Jian Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reduced order model node location method for multi-hop networks
- Publication number 20070025272
- Publication date Feb 1, 2007
- Feng Niu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for estimating the location of a wireless device in a commun...
- Publication number 20060281470
- Publication date Dec 14, 2006
- Qicai Shi
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for determining the location of a node in a wi...
- Publication number 20060274676
- Publication date Dec 7, 2006
- Feng Niu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for determining the location of a node in a wi...
- Publication number 20060239202
- Publication date Oct 26, 2006
- Spyros Kyperountas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for determining a best technique to use when l...
- Publication number 20060221864
- Publication date Oct 5, 2006
- Feng Niu
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for determining the location of a node in a wi...
- Publication number 20060181458
- Publication date Aug 17, 2006
- Feng Niu
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for operating an AD-HOC communication system
- Publication number 20060034193
- Publication date Feb 16, 2006
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and system for determining a location using a plurality of s...
- Publication number 20050143100
- Publication date Jun 30, 2005
- Qicai Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and system for determining a location of a plurality of unit...
- Publication number 20050143101
- Publication date Jun 30, 2005
- Spyros Kyperountas
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for locating a remote unit
- Publication number 20050135319
- Publication date Jun 23, 2005
- Qicai Shi
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for determining the location of a unit using n...
- Publication number 20050134456
- Publication date Jun 23, 2005
- Feng Niu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Wireless network with improved sharing of high power consumption tasks
- Publication number 20050135309
- Publication date Jun 23, 2005
- Lance Hester
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-mode receiver for frequency error mitigation
- Publication number 20050079843
- Publication date Apr 14, 2005
- Paul E. Gorday
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for rigid body discovery and peer-to-peer ranging in a scatt...
- Publication number 20050007963
- Publication date Jan 13, 2005
- Jian Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reduced order model node location method for multi-hop networks
- Publication number 20040213190
- Publication date Oct 28, 2004
- Spyros Kyperountas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Media access control and distributed data processing using mediatio...
- Publication number 20040042501
- Publication date Mar 4, 2004
- Lance Eric Hester
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Protocol and structure for self-organizing network
- Publication number 20040003111
- Publication date Jan 1, 2004
- Masahiro Maeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Quality of service (QoS) control mechanisms using mediation devices...
- Publication number 20030231597
- Publication date Dec 18, 2003
- Lance Eric Hester
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

System to determine portable device presence at a portal

System to detect event at an inventory location

User identification system using directional antennas and cameras

System to determine effects of vibration on weight data for a fixture

System to mitigate effects of vibration on load cell

System to process load cell data using door sensor data

System to process load cell data

System to validate load cell data

Magnetic entry portal identification system

Location estimation using array of capacitive sensors

Entry portal identification system

System to determine a change in weight at a load cell

Capacitive sensor system

Methods and systems for embedding supplementary data channel in LTE...

Method and apparatus for in-channel interference cancellation

Method and apparatus for in-channel interference cancellation

Method and apparatus for out-of-channel emission suppression

Method of signal to time-spectrum channel resource mapping for wire...

Dynamic allocation of spectrum sensing resources in cognitive radio...

Targeted group scaling for enhanced distributed spectrum sensing

Signal detection in cognitive radio systems

Method and apparatus for a node to determine a proper duty cycle wi...

Method and apparatus for operating an AD-HOC communication system

Decentralized wireless communication network and method having a pl...

Method and apparatus for operating a node in a beacon based ad hoc...

Method and apparatus for determining the location of a node in a wi...

Media access control and distributed data processing using mediatio...

Quality of service (QOS) control mechanisms using mediation devices...

Method and apparatus for determining the location of a node in a wi...

Method for rigid body discovery and peer-to-peer ranging in a scatt...

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR IN-CHANNEL INTERFERENCE CANCELLATION

METHODS AND SYSTEMS FOR EMBEDDING SUPPLEMENTARY DATA CHANNEL IN LTE...

METHOD AND APPARATUS FOR OUT-OF-CHANNEL EMISSION SUPPRESSION

METHOD AND APPARATUS FOR IN-CHANNEL INTERFERENCE CANCELLATION

METHOD AND APPARATUS FOR SYNCHRONIZATION IN A DYNAMIC SPECTRUM ACCE...

METHOD OF SIGNAL TO TIME-SPECTRUM CHANNEL RESOURCE MAPPING FOR WIRE...

TARGETED GROUP SCALING FOR ENHANCED DISTRIBUTED SPECTRUM SENSING

SIGNAL DETECTION IN COGNITIVE RADIO SYSTEMS

DYNAMIC ALLOCATION OF SPECTRUM SENSING RESOURCES IN COGNITIVE RADIO...

DEVICE POSITIONING WITH DELEGATED LOCATION DETERMINATION

METHOD AND APPARATUS FOR OPERATING A NODE IN A BEACON BASED AD HOC...

METHOD AND APPARATUS FOR A NODE TO DETERMINE A PROPER DUTY CYCLE WI...

Reduced order model node location method for multi-hop networks

Method for estimating the location of a wireless device in a commun...

Method and apparatus for determining the location of a node in a wi...

Method and apparatus for determining the location of a node in a wi...

Method and apparatus for determining a best technique to use when l...

Method and apparatus for determining the location of a node in a wi...

Method and apparatus for operating an AD-HOC communication system

Method and system for determining a location using a plurality of s...

Method and system for determining a location of a plurality of unit...

Method and apparatus for locating a remote unit

Method and apparatus for determining the location of a unit using n...

Wireless network with improved sharing of high power consumption tasks

Multi-mode receiver for frequency error mitigation

Method for rigid body discovery and peer-to-peer ranging in a scatt...

Reduced order model node location method for multi-hop networks

Media access control and distributed data processing using mediatio...

Protocol and structure for self-organizing network

Quality of service (QoS) control mechanisms using mediation devices...