Patents by Inventor Genshe Chen
Genshe Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10778291Abstract: A multiple-input and multiple-output (MIMO) bolt-on device for a single-input and single-output (SISO) radio, a MIMO channel emulator for testing the MIMO bolt-on device, and a MIMO channel emulation method are provided. The MIMO bolt-on device includes: a plurality of antennas, a multi-channel receiver, a plurality of couplers, a micro-controller, and a switch device. The multi-channel receiver includes a plurality of channels for signal transmission. Each coupler is configured to couple the multi-channel receiver with one of the plurality of antennas. The micro-controller is coupled to the multi-channel receiver to compare signals from the plurality of channels, thereby identifying a channel with a highest signal-to-noise (SNR) among the plurality of channels. The switch device is coupled to the micro-controller and configured to select an antenna corresponding to the channel with the highest SNR among the plurality of antennas for a connection between a selected antenna and the SISO radio.Type: GrantFiled: March 19, 2019Date of Patent: September 15, 2020Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Zhonghai Wang, Lun Li, Jingyang Lu, Genshe Chen, Weifeng Su, Xingping Lin, Xingyu Xiang, Wenhao Xiong
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Publication number: 20200266883Abstract: A satellite communication framework includes a satellite system controller; at least one satellite transponder; and a plurality of remote terminals, each including a modem, a router, and a terminal agent. The terminal agent is configured to, based on a current allowable data rate and measurements of a current router queue size and a current router packet arrival rate, use a delayed uplink resource assignment for each modem and an MCV-based flow-control policy to forecast a future router queue size and a future router packet arrival rate and further update the delayed uplink resource request for a time after an uplink allocation delay. The modem is configured to communicate with the router and also with the satellite system controller through the satellite transponder, perform modulation and demodulation, and manage packet loss and delay according to the future router queue size and the future router packet arrival rate.Type: ApplicationFiled: February 14, 2019Publication date: August 20, 2020Inventors: KHANH PHAM, DAN SHEN, XIN TIAN, GENSHE CHEN
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Patent number: 10739467Abstract: A method for testing satellite signal receiver antenna is provided. The method includes: determining a satellite constellation state indicating status of a plurality of satellites in a satellite constellation; calculating, based on the determined satellite constellation state, initial positions of a plurality of satellite antennas that are used for emulating the satellite constellation; moving the plurality of satellite antennas to the initial positions of the plurality of satellite antennas; calibrating a phase delay of each of the plurality of satellite antennas; broadcasting, by the plurality of satellite antennas, satellite signals to test a satellite signal receiver antenna; determining a movement plan for the plurality of satellite antennas based on the satellite constellation state; and moving the plurality of satellite antennas based on the movement plan to emulate a propagation of the satellite constellation.Type: GrantFiled: January 18, 2018Date of Patent: August 11, 2020Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Zhonghai Wang, Bin Jia, Xingping Lin, Tao Wang, Xingyu Xiang, Genshe Chen, Dan Shen, Khanh Pham, Erik Blasch
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Patent number: 10679007Abstract: A method for pattern discovery and real-time anomaly detection based on knowledge graph, comprising: based on a dataset including messages collected within a certain period, constructing a local knowledge graph (KG); applying a statistical relational learning (SRL) model to predict hidden relations between entities to obtain an updated local KG; from all SPO triples of the updated local KG, discovering a normalcy pattern that includes frequent entities, frequent relations, and frequent SPO triples; and in response to receiving streaming data from a message bus, extracting a plurality of entities, a plurality of relations, and a plurality of SPO triples, from the streaming data for comparison with the normalcy pattern using semantic distance, thereby determining whether there is an abnormal entity, relation, or SPO triple in the streaming data.Type: GrantFiled: August 30, 2018Date of Patent: June 9, 2020Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Bin Jia, Cailing Dong, Zhijiang Chen, Kuo-Chu Chang, Nichole Sullivan, Genshe Chen
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Patent number: 10680340Abstract: A cone-based multi-layer wide band antenna is provided, including a cone-based member having a multi-layer structure. The multi-layer structure includes a first layer conical structure, and the first layer conical structure has a height and a base radius configured to provide a desired impedance of the antenna.Type: GrantFiled: May 18, 2018Date of Patent: June 9, 2020Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Xingping Lin, Zhonghai Wang, Genshe Chen, Erik Blasch, Khanh Pham
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Patent number: 10614544Abstract: Methods and systems for space situational awareness (SSA) demonstration are provided.Type: GrantFiled: May 4, 2018Date of Patent: April 7, 2020Assignee: Intelligent Fusion Technology, Inc.Inventors: Bin Jia, Sixiao Wei, Zhijiang Chen, Genshe Chen, Khanh Pham, Erik Blasch
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Publication number: 20200073932Abstract: A method for pattern discovery and real-time anomaly detection based on knowledge graph, comprising: based on a dataset including messages collected within a certain period, constructing a local knowledge graph (KG); applying a statistical relational learning (SRL) model to predict hidden relations between entities to obtain an updated local KG; from all SPO triples of the updated local KG, discovering a normalcy pattern that includes frequent entities, frequent relations, and frequent SPO triples; and in response to receiving streaming data from a message bus, extracting a plurality of entities, a plurality of relations, and a plurality of SPO triples, from the streaming data for comparison with the normalcy pattern using semantic distance, thereby determining whether there is an abnormal entity, relation, or SPO triple in the streaming data.Type: ApplicationFiled: August 30, 2018Publication date: March 5, 2020Inventors: BIN JIA, CAILING DONG, ZHIJIANG CHEN, KUO-CHU CHANG, CHRISTOPHER BANAS, ADNAN BUBALO, NICHOLE SULLIVAN, GENSHE CHEN
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Publication number: 20200059859Abstract: A three-layer protocol stack in a wireless communication device and a wireless communication network are provided. The three-layer protocol stack includes a physical layer; a medium access control (MAC) layer; and a network layer. The physical layer includes one or more circuits to conduct a power consumption minimization and a waveform selection. The MAC layer is configured to perform a medium access control and a resource block reconfiguration. The network layer is configured to perform an energy efficient routing and connection maintenance. The physical layer, the MAC layer and the network layer cooperate with each other to at least reduce an energy consumption of the wireless communication device.Type: ApplicationFiled: August 17, 2018Publication date: February 20, 2020Inventors: WENHAO XIONG, YI LI, XIN TIAN, DAN SHEN, NICHOLE SULLIVAN, BIAO CHEN, GENSHE CHEN, GREGORY HADYNSKI, CLIFDEN BANNER
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Publication number: 20190356053Abstract: A cone-based multi-layer wide band antenna is provided, including a cone-based member having a multi-layer structure. The multi-layer structure includes a first layer conical structure, and the first layer conical structure has a height and a base radius configured to provide a desired impedance of the antenna.Type: ApplicationFiled: May 18, 2018Publication date: November 21, 2019Inventors: Xingping LIN, Zhonghai WANG, Genshe CHEN, Erik BLASCH, Khanh PHAM
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Patent number: 10476678Abstract: Methods and systems for cyber secure data communications are provided. In some embodiments, a method for transmitting data comprises: performing a marker-based data encoding process to embed a digital watermark into each of a plurality of original data flows to be transmitted to a plurality of receivers; performing a non-orthogonal multiple access process to allocate transmission powers to the plurality of original data flows, such that the plurality of original data flows are simultaneously superposed on a carrier frequency to generate a superposed signal; performing a noise modulation process to modulate the superposed signal to generate a noise-like signal and a reference noise signal; transmitting the noise-like signal and the reference noise signal through orthogonally polarized antennas; and performing a portal-based data integrity analysis process to check whether a receiver in the plurality of receivers is compromised or manipulated.Type: GrantFiled: March 27, 2017Date of Patent: November 12, 2019Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Yiran Xu, Gang Wang, Sixiao Wei, Genshe Chen, Khanh Pham, Erik Blasch
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Publication number: 20190228272Abstract: The present disclosure provides a method for joint manifold learning based heterogenous sensor data fusion, comprising: obtaining learning heterogeneous sensor data from a plurality sensors to form a joint manifold, wherein the plurality sensors include different types of sensors that detect different characteristics of targeting objects; performing, using a hardware processor, a plurality of manifold learning algorithms to process the joint manifold to obtain raw manifold learning results, wherein a dimension of the manifold learning results is less than a dimension of the joint manifold; processing the raw manifold learning results to obtain intrinsic parameters of the targeting objects; evaluating the multiple manifold learning algorithms based on the raw manifold learning results and the intrinsic parameters to determine one or more optimum manifold learning algorithms; and applying the one or more optimum manifold learning algorithms to fuse heterogeneous sensor data generated by the plurality sensors.Type: ApplicationFiled: January 23, 2018Publication date: July 25, 2019Inventors: Dan SHEN, Peter ZULCH, Marcello DISASIO, Erik BLASCH, Genshe CHEN, Zhonghai WANG, Jingyang LU
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Publication number: 20190219706Abstract: A method for testing satellite signal receiver antenna is provided. The method includes: determining a satellite constellation state indicating status of a plurality of satellites in a satellite constellation; calculating, based on the determined satellite constellation state, initial positions of a plurality of satellite antennas that are used for emulating the satellite constellation; moving the plurality of satellite antennas to the initial positions of the plurality of satellite antennas; calibrating a phase delay of each of the plurality of satellite antennas; broadcasting, by the plurality of satellite antennas, satellite signals to test a satellite signal receiver antenna; determining a movement plan for the plurality of satellite antennas based on the satellite constellation state; and moving the plurality of satellite antennas based on the movement plan to emulate a propagation of the satellite constellation.Type: ApplicationFiled: January 18, 2018Publication date: July 18, 2019Inventors: Zhonghai WANG, Bin JIA, Xingping LIN, Tao WANG, Xingyu XIANG, Genshe CHEN, Dan SHEN, Khanh PHAM, Erik BLASCH
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Patent number: 10348362Abstract: The present disclosure provides a method for fusion and inference with per-hop link quality measurements in frequency hopping satellite communication (SATCOM) systems. The method includes: grouping hops having a same SATCOM link set into one hop group such that the one hop group contains a plurality of same SATCOM link sets; grouping the measurement sets into one or more first measurement groups, based on a link identification; in the each first measurement group having the same link identification, further grouping the measurement sets having a same range of the signal amplitude measurements into one or more second measurement groups; obtaining interference conditions by associating second measurement groups of all links in each hop group based on hop identifications belonging to the second measurement groups.Type: GrantFiled: October 24, 2018Date of Patent: July 9, 2019Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Xin Tian, Genshe Chen, Khanh Pham, Erik Blasch
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Patent number: 10338207Abstract: The present disclosure provides a gated range scanning linear frequency modulated continuous wave (LFMCW) radar structure, including: a frequency synthesizer, a first mixer, a second mixer, a first filter, and a third mixer. The frequency synthesizer is configured for generating a first local oscillating signal and a second local oscillating signal, a frequency of the first local oscillating signal varying in a frequency range, each frequency corresponding to a sub-range of a coverage range scanned by the LFMCW radar structure. The first mixer is configured for mixing a copy of a transmitted signal and the first local oscillating signal to generate a first output signal (the receiver's first local oscillator). The second mixer is configured for mixing the first output signal and a received signal from a receiving antenna to generate a second output signal that includes an intermediate frequency (IF) signal being received by the first filter.Type: GrantFiled: November 4, 2016Date of Patent: July 2, 2019Assignee: Intelligent Fusion Technology, Inc.Inventors: Zhonghai Wang, XingPing Lin, Genshe Chen, Dan Shen, Bin Jia, Gang Wang, Khanh Pham, Erik Blasch
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Patent number: 10291347Abstract: A systematic interferences mitigation design for protected satellite communications (SATCOM) is provided. An advanced channel coding is designed to provide coding gain for SATCOM even in the presence of synchronization errors because of unintentional and intentional radio frequency interferences (RFIs). A unified SATCOM system spectrum efficiency and energy efficiency performance model is developed with a unified interference model for SATCOM dynamic resource allocation (DRA). The SATCOM system DRA is designed with a game theoretic engine and link optimizations providing traffic control, power control, frequency hopping pattern selection, beamforming codebook selection, and modulation with coding agile waveform adaptations. The interferences mitigation design is implemented with software defined radio USRP and GNU-radio to maintain communication link quality of services (QoS).Type: GrantFiled: January 3, 2017Date of Patent: May 14, 2019Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Gang Wang, Xin Tian, Zhihui Shu, Wenhao Xiong, Tien M. Nguyen, Khanh D. Pham, Erik Blasch, Dan Shen, Zhonghai Wang, Genshe Chen
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Publication number: 20190123780Abstract: The present disclosure provides a method for fusion and inference with per-hop link quality measurements in frequency hopping satellite communication (SATCOM) systems. The method includes: grouping hops having a same SATCOM link set into one hop group such that the one hop group contains a plurality of same SATCOM link sets; grouping the measurement sets into one or more first measurement groups, based on a link identification; in the each first measurement group having the same link identification, further grouping the measurement sets having a same range of the signal amplitude measurements into one or more second measurement groups; obtaining interference conditions by associating second measurement groups of all links in each hop group based on hop identifications belonging to the second measurement groups.Type: ApplicationFiled: October 24, 2018Publication date: April 25, 2019Inventors: Xin TIAN, Genshe CHEN, Khanh PHAM, Erik BLASCH
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Patent number: 10249047Abstract: Method and system for detecting and tracking multiple moving targets based on wide-area motion imagery are provided. The method includes receiving a task request from a client; sending the task request to a local agent; acquiring to-be-processed images from the client, in response to the task request; calling an Hadoop API and checking a running status of a Hadoop system for an available resource in the Hadoop system; when a resource in the Hadoop system is available, pushing the to-be processed images to a back-end Hadoop distributed file system (HDFS); running tracking algorithms of multiple moving objects associated with the to-be-processed images to provide tracking results of the multiple moving objects; when the Hadoop system is completed in running the tracking algorithms, generating and sending a message to the local agent; and sending the tracking results of the multiple moving objects from the HDFS to the front-end database.Type: GrantFiled: March 7, 2018Date of Patent: April 2, 2019Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Bin Jia, Sixiao Wei, Zhijiang Chen, Genshe Chen, Carolyn Sheaff, Khanh Pham, Erik Blasch
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Publication number: 20180329047Abstract: The present disclosure provides a gated range scanning linear frequency modulated continuous wave (LFMCW) radar structure, including: a frequency synthesizer, a first mixer, a second mixer, a first filter, and a third mixer. The frequency synthesizer is configured for generating a first local oscillating signal and a second local oscillating signal, a frequency of the first local oscillating signal varying in a frequency range, each frequency corresponding to a sub-range of a coverage range scanned by the LFMCW radar structure. The first mixer is configured for mixing a copy of a transmitted signal and the first local oscillating signal to generate a first output signal (the receiver's first local oscillator). The second mixer is configured for mixing the first output signal and a received signal from a receiving antenna to generate a second output signal that includes an intermediate frequency (IF) signal being received by the first filter.Type: ApplicationFiled: November 4, 2016Publication date: November 15, 2018Inventors: ZHONGHAI WANG, XINGPING LIN, GENSHE CHEN, DAN SHEN, BIN JIA, GANG WANG, KHANH PHAM, ERIK BLASCH
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Patent number: 10090910Abstract: In accordance with various embodiments, a method for uplink multiple accessing based on code division multiple access (CDMA) technology and a related system are provided. The method comprises: designing a practical uplink spreading waveform for a code division multiple access (CDMA) based SCN by leveraging a plurality of pseudorandom sequences and investigating a channel coding block and a modulation block for the CDMA based SCN; determining an uplink frequency sub-band division for the CDMA based SCN to optimize a tradeoff between a performance and an implementation cost of CDMA based SCN; and specifying a configuration of a control system of the CDMA based SCN.Type: GrantFiled: December 13, 2016Date of Patent: October 2, 2018Assignee: INTELLIGENT FUSION TECHNOLOGY, INC.Inventors: Zijian Mo, Zhonghai Wang, Gang Wang, Genshe Chen, Tien Nguyen, Khanh Pham
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Publication number: 20180278425Abstract: Methods and systems for cyber secure data communications are provided. In some embodiments, a method for transmitting data comprises: performing a marker-based data encoding process to embed a digital watermark into each of a plurality of original data flows to be transmitted to a plurality of receivers; performing a non-orthogonal multiple access process to allocate transmission powers to the plurality of original data flows, such that the plurality of original data flows are simultaneously superposed on a carrier frequency to generate a superposed signal; performing a noise modulation process to modulate the superposed signal to generate a noise-like signal and a reference noise signal; transmitting the noise-like signal and the reference noise signal through orthogonally polarized antennas; and performing a portal-based data integrity analysis process to check whether a receiver in the plurality of receivers is compromised or manipulated.Type: ApplicationFiled: March 27, 2017Publication date: September 27, 2018Inventors: Yiran XU, Gang WANG, Sixiao WEI, Genshe CHEN, Khanh PHAM, Erik BLASCH