Patents by Inventor Jie Cheng Jiang
Jie Cheng Jiang 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: 12160933Abstract: Systems, methods, and computer-readable media for an integrated Wi-Fi Access Point and cellular network Radio Unit (RU) include a communication system interfacing with a wired network for communicating Wi-Fi traffic and cellular network traffic, the communication system integrating a Wi-Fi Access Point (AP) with a cellular network Radio Unit (RU). The Wi-Fi traffic and cellular network traffic can be processed in the communication system. The communication system can interface with at least one programmable Radio Frequency (RF) front end configured for wireless communication over one or more frequency bands for Wi-Fi traffic and one or more frequency bands for cellular network traffic (e.g., 5G, LTE, Wi-Fi).Type: GrantFiled: September 1, 2023Date of Patent: December 3, 2024Assignee: Cisco Technology, Inc.Inventors: Fred J. Anderson, Anand Oswal, Rajesh S. Pazhyannur, Arun G. Khanna, Paul Jeffrey Stager, David Stuart Kloper, Brian Hart, Qing Zhao, Jie Cheng Jiang
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Publication number: 20230413384Abstract: Systems, methods, and computer-readable media for an integrated Wi-Fi Access Point and cellular network Radio Unit (RU) include a communication system interfacing with a wired network for communicating Wi-Fi traffic and cellular network traffic, the communication system integrating a Wi-Fi Access Point (AP) with a cellular network Radio Unit (RU). The Wi-Fi traffic and cellular network traffic can be processed in the communication system. The communication system can interface with at least one programmable Radio Frequency (RF) front end configured for wireless communication over one or more frequency bands for Wi-Fi traffic and one or more frequency bands for cellular network traffic (e.g., 5G, LTE, Wi-Fi).Type: ApplicationFiled: September 1, 2023Publication date: December 21, 2023Inventors: Fred J. Anderson, Anand Oswal, Rajesh S. Pazhyannur, Arun G. Khanna, Paul Jeffrey Stager, David Stuart Kloper, Brian Hart, Qing Zhao, Jie Cheng Jiang
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Patent number: 11785670Abstract: Systems, methods, and computer-readable media for an integrated Wi-Fi Access Point and cellular network Radio Unit (RU) include a communication system interfacing with a wired network for communicating Wi-Fi traffic and cellular network traffic, the communication system integrating a Wi-Fi Access Point (AP) with a cellular network Radio Unit (RU). The Wi-Fi traffic and cellular network traffic can be processed in the communication system. The communication system can interface with at least one programmable Radio Frequency (RF) front end configured for wireless communication over one or more frequency bands for Wi-Fi traffic and one or more frequency bands for cellular network traffic (e.g., 5G, LTE, Wi-Fi).Type: GrantFiled: June 3, 2022Date of Patent: October 10, 2023Assignee: Cisco Technology, Inc.Inventors: Fred J. Anderson, Anand Oswal, Rajesh S. Pazhyannur, Arun G. Khanna, Paul Jeffrey Stager, David Stuart Kloper, Brian Hart, Qing Zhao, Jie Cheng Jiang
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Publication number: 20220295489Abstract: Systems, methods, and computer-readable media for an integrated Wi-Fi Access Point and cellular network Radio Unit (RU) include a communication system interfacing with a wired network for communicating Wi-Fi traffic and cellular network traffic, the communication system integrating a Wi-Fi Access Point (AP) with a cellular network Radio Unit (RU). The Wi-Fi traffic and cellular network traffic can be processed in the communication system. The communication system can interface with at least one programmable Radio Frequency (RF) front end configured for wireless communication over one or more frequency bands for Wi-Fi traffic and one or more frequency bands for cellular network traffic (e.g., 5G, LTE, Wi-Fi).Type: ApplicationFiled: June 3, 2022Publication date: September 15, 2022Inventors: Fred J. Anderson, Anand Oswal, Rajesh S. Pazhyannur, Arun G. Khanna, Paul Jeffrey Stager, David Stuart Kloper, Brian Hart, Qing Zhao, Jie Cheng Jiang
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Patent number: 11357005Abstract: Systems, methods, and computer-readable media for an integrated Wi-Fi Access Point and cellular network Radio Unit (RU) include a communication system interfacing with a wired network for communicating Wi-Fi traffic and cellular network traffic, the communication system integrating a Wi-Fi Access Point (AP) with a cellular network Radio Unit (RU). The Wi-Fi traffic and cellular network traffic can be processed in the communication system. The communication system can interface with at least one programmable Radio Frequency (RF) front end configured for wireless communication over one or more frequency bands for Wi-Fi traffic and one or more frequency bands for cellular network traffic (e.g., 5G, LTE, Wi-Fi).Type: GrantFiled: April 10, 2020Date of Patent: June 7, 2022Assignee: CISCO TECHNOLOGY, INC.Inventors: Fred J. Anderson, Anand Oswal, Rajesh S. Pazhyannur, Arun G. Khanna, Paul Jeffrey Stager, David Stuart Kloper, Brian Hart, Qing Zhao, Jie Cheng Jiang
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Publication number: 20210112551Abstract: Systems, methods, and computer-readable media for an integrated Wi-Fi Access Point and cellular network Radio Unit (RU) include a communication system interfacing with a wired network for communicating Wi-Fi traffic and cellular network traffic, the communication system integrating a Wi-Fi Access Point (AP) with a cellular network Radio Unit (RU). The Wi-Fi traffic and cellular network traffic can be processed in the communication system. The communication system can interface with at least one programmable Radio Frequency (RF) front end configured for wireless communication over one or more frequency bands for Wi-Fi traffic and one or more frequency bands for cellular network traffic (e.g., 5G, LTE, Wi-Fi).Type: ApplicationFiled: April 10, 2020Publication date: April 15, 2021Inventors: Fred J. Anderson, Anand Oswal, Rajesh S. Pazhyannur, Arun G. Khanna, Paul Jeffrey Stager, David Stuart Kloper, Brian Hart, Qing Zhao, Jie Cheng Jiang
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Patent number: 10601475Abstract: A wireless access point device wirelessly communicates with a plurality of wireless client devices. The wireless access point includes a central processor subsystem and a plurality of transceiver devices each including a plurality of antennas, and a plurality of radio transceivers, each of the plurality of transceiver devices configured for deployment throughout a coverage area, each transceiver device being connected to the central processor subsystem via a respective cable. The central processor subsystem distributes in-phase and quadrature baseband samples across the plurality of transceiver devices associated with traffic to be transmitted and received via the plurality of transceiver devices in one or more frequency bands so as to synthesize a wideband multiple-input multiple-output transmission channel and a wideband multiple-input multiple-output reception channel. The access point transmit and receive functions are “split” or partitioned across the plurality of transceivers devices.Type: GrantFiled: April 15, 2019Date of Patent: March 24, 2020Assignee: Cisco Technology, Inc.Inventors: Brian D. Hart, Paul J. Stager, David Kloper, Jie Cheng Jiang
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Publication number: 20190245593Abstract: A wireless access point device wirelessly communicates with a plurality of wireless client devices. The wireless access point includes a central processor subsystem and a plurality of transceiver devices each including a plurality of antennas, and a plurality of radio transceivers, each of the plurality of transceiver devices configured for deployment throughout a coverage area, each transceiver device being connected to the central processor subsystem via a respective cable. The central processor subsystem distributes in-phase and quadrature baseband samples across the plurality of transceiver devices associated with traffic to be transmitted and received via the plurality of transceiver devices in one or more frequency bands so as to synthesize a wideband multiple-input multiple-output transmission channel and a wideband multiple-input multiple-output reception channel. The access point transmit and receive functions are “split” or partitioned across the plurality of transceivers devices.Type: ApplicationFiled: April 15, 2019Publication date: August 8, 2019Inventors: Brian D. Hart, Paul J. Stager, David Kloper, Jie Cheng Jiang
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Patent number: 10312979Abstract: A wireless access point device wirelessly communicates with a plurality of wireless client devices. The wireless access point includes a central processor subsystem and a plurality of transceiver devices each including a plurality of antennas, and a plurality of radio transceivers, each of the plurality of transceiver devices configured for deployment throughout a coverage area, each transceiver device being connected to the central processor subsystem via a respective cable. The central processor subsystem distributes in-phase and quadrature baseband samples across the plurality of transceiver devices associated with traffic to be transmitted and received via the plurality of transceiver devices in one or more frequency bands so as to synthesize a wideband multiple-input multiple-output transmission channel and a wideband multiple-input multiple-output reception channel. The access point transmit and receive functions are “split” or partitioned across the plurality of transceivers devices.Type: GrantFiled: July 27, 2016Date of Patent: June 4, 2019Assignee: Cisco Technology, Inc.Inventors: Brian D. Hart, Paul J. Stager, David Kloper, Jie Cheng Jiang
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Publication number: 20180034517Abstract: A wireless access point device wirelessly communicates with a plurality of wireless client devices. The wireless access point includes a central processor subsystem and a plurality of transceiver devices each including a plurality of antennas, and a plurality of radio transceivers, each of the plurality of transceiver devices configured for deployment throughout a coverage area, each transceiver device being connected to the central processor subsystem via a respective cable. The central processor subsystem distributes in-phase and quadrature baseband samples across the plurality of transceiver devices associated with traffic to be transmitted and received via the plurality of transceiver devices in one or more frequency bands so as to synthesize a wideband multiple-input multiple-output transmission channel and a wideband multiple-input multiple-output reception channel. The access point transmit and receive functions are “split” or partitioned across the plurality of transceivers devices.Type: ApplicationFiled: July 27, 2016Publication date: February 1, 2018Inventors: Brian D. Hart, Paul J. Stager, David Kloper, Jie Cheng Jiang
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Patent number: 8503445Abstract: Bridge domain communication methods and devices are presented for efficiently communicating information in a bridge domain based upon group indications and source indications. Packets with a source and destination indication are received. A bridge domain communication process is performed at the bridge level wherein a packet is selected for forwarding based upon a source and group indication. For example, a determination is made if a particular bridge domain corresponds to the group destination indication in the received packet. The source indication in the packet is compared with a tracked source designation indication. Output ports associated with the tracked source designation indication are identified if the tracked source designation indication matches the received source indication. The communication packet is forwarded on identified ports.Type: GrantFiled: May 12, 2010Date of Patent: August 6, 2013Assignee: Cisco Technology, Inc.Inventors: Tsia Yiu Lo, Jie Cheng Jiang, Senthil Arunachalam, Sundher Narayanaswamy
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Patent number: 8073936Abstract: Various systems and methods are disclosed for providing support for responding to location protocol queries within a network node. One such method involves associating a location with a network identity by associating a network port with a network identity and also associating the network port with the location. The association between the network port and the network identity is created in response to a network identity, which can include an IP address, being assigned to a device coupled to the network port by an identity protocol such as DHCP. The packet is sent in response to detecting a request for the device's location. The method can be performed by various devices, including a first hop node coupled to the device, a location server, and an identity server.Type: GrantFiled: June 8, 2006Date of Patent: December 6, 2011Assignee: Cisco Technology, Inc.Inventors: Pradeep S. Sudame, Shree N. Murthy, Jie Cheng Jiang, Pauline Shuen
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Publication number: 20100220726Abstract: Bridge domain communication methods and devices are presented for efficiently communicating information in a bridge domain based upon group indications and source indications. Packets with a source and destination indication are received. A bridge domain communication process is performed at the bridge level wherein a packet is selected for forwarding based upon a source and group indication. For example, a determination is made if a particular bridge domain corresponds to the group destination indication in the received packet. The source indication in the packet is compared with a tracked source designation indication. Output ports associated with the tracked source designation indication are identified if the tracked source designation indication matches the received source indication. The communication packet is forwarded on identified ports.Type: ApplicationFiled: May 12, 2010Publication date: September 2, 2010Applicant: Cisco Technology Inc.Inventors: Tsia Yiu Lo, Jie Cheng Jiang, Senthil Arunachalam, Sundher Narayanaswamy
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Patent number: 7724739Abstract: Bridge domain communication methods and devices are presented for efficiently communicating information in a bridge domain based upon group indications and source indications. Packets with a source and destination indication are received. A bridge domain communication process is performed at the bridge level wherein a packet is selected for forwarding based upon a source and group indication. For example, a determination is made if a particular bridge domain corresponds to the group destination indication in the received packet. The source indication in the packet is compared with a tracked source designation indication. Output ports associated with the tracked source designation indication are identified if the tracked source designation indication matches the received source indication. The communication packet is forwarded on identified ports.Type: GrantFiled: March 18, 2005Date of Patent: May 25, 2010Assignee: Cisco Technology, Inc.Inventors: Tsia Yiu Lo, Jie Cheng Jiang, Senthil Arunachalam, Sundher Narayanaswamy
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Patent number: 7688716Abstract: One embodiment in accordance with the invention is a method that includes detecting a failure in a ring network and transmitting a multicast message across the ring network that includes information regarding the failure. Additionally, a new ring master of the ring network is designated. Furthermore, a ring port coupled to the failure is blocked.Type: GrantFiled: May 2, 2005Date of Patent: March 30, 2010Assignee: Cisco Technology, Inc.Inventors: Moni Pande, Jie Cheng Jiang, Navindra Yadav, Gnanaprakasam Pandian, Pauline Shuen
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Publication number: 20070288613Abstract: Various systems and methods are disclosed for providing support for responding to location protocol queries within a network node. One such method involves associating a location with a network identity by associating a network port with a network identity and also associating the network port with the location. The association between the network port and the network identity is created in response to a network identity, which can include an IP address, being assigned to a device coupled to the network port by an identity protocol such as DHCP. The packet is sent in response to detecting a request for the device's location. The method can be performed by various devices, including a first hop node coupled to the device, a location server, and an identity server.Type: ApplicationFiled: June 8, 2006Publication date: December 13, 2007Inventors: Pradeep S. Sudame, Shree N. Murthy, Jie Cheng Jiang, Pauline Shuen