Patents by Inventor Thomas Novlan
Thomas Novlan 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: 12156187Abstract: Aspects of the subject disclosure may include, for example, configuring, coordinating, and operating frequency division multiplexing on one or more access and backhaul links. The subject disclosure further describes how an IAB node and a serving parent node can coordinate resource block (RB) usage and RB set usage using over-the-air signaling. Other embodiments are described in the subject disclosure.Type: GrantFiled: December 13, 2021Date of Patent: November 26, 2024Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventor: Thomas Novlan
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Publication number: 20240334292Abstract: Aspects of the subject disclosure may include, for example receiving a group of mobility measurements associated with a communication device. A group of communication devices is communicatively coupled to the mobile IAB node device as a mobility group. Further embodiments include receiving a request from the communication device to join the mobility group, selecting the communication device to join the mobility group based on the group of mobility measurements, and transmitting a confirmation message to the communication device. The confirmation message indicates that the mobility group comprises the communication device. Other embodiments are disclosed.Type: ApplicationFiled: March 31, 2023Publication date: October 3, 2024Applicant: AT&T Intellectual Property I, L.P.Inventor: Thomas Novlan
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Patent number: 12108446Abstract: Various embodiments disclosed herein provide for a closed loop Listen Before Talk (LBT) which is a coexistence mechanism used by wireless technologies such as Wi-Fi, to access unlicensed shared spectrum, such as the ISM UNII bands (5 GHz). The embodiments disclosed herein enable a base station to coordinate the LBT process at both the base station and a receiver in order to avoid hidden node interference where the interfering nodes are outside the sensing range of the transmitting node. The base station device can send an LBT trigger to the receiver to synchronize the clear channel assessments that are performed at each device to determine if there is any activity on the channel. The receiving device can send back a report to the base station device, and if no activity on the channel is detected, the base station device can schedule a transmission on the channel.Type: GrantFiled: April 13, 2023Date of Patent: October 1, 2024Assignee: AT&T Intellectual Property I, L.P.Inventors: Thomas Novlan, Arunabha Ghosh, Abdulrauf Hafeez
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Patent number: 12095713Abstract: Various embodiments disclosed herein provide for a multi-beam Listen Before Talk which is a coexistence mechanism used by wireless technologies such as Wi-Fi, to access unlicensed shared spectrum, such as the ISM UNII bands (5 GHz). The embodiments disclosed herein enable a transceiver to determine whether or not there is activity on a beam to avoid causing interference. The transceiver can determine that there is activity in a certain direction, and then avoid transmitting on a beam in that direction until the activity ceases. While there is activity in a first beam, the transceiver can continue to transmit on other beams that will not cause interference with a transmission associated with the first beam.Type: GrantFiled: July 8, 2020Date of Patent: September 17, 2024Assignee: AT&T Intellectual Property I, L.P.Inventors: Abdulrauf Hafeez, Thomas Novlan
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Patent number: 12096455Abstract: The described technology is generally directed towards operating a user equipment node as a scheduler user equipment (e.g., which can be a local manager of other nodes in a group). The scheduler user equipment receives a scheduling request for the scheduling of the resources for transmission of data by a transmitter user equipment, and based on the traffic type requested, schedules the transmitter user equipment and receiver user equipment(s) with scheduling data/allocated radio resources. The transmitter user equipment can directly transmit to the receiver user equipment(s) on the allocated radio resources, e.g., without further involvement of the scheduler user equipment/local manager. For cellular data, the scheduler user equipment can schedule the transmitter user equipment to transmit to the scheduler user equipment as a receiver node.Type: GrantFiled: September 30, 2022Date of Patent: September 17, 2024Assignee: AT&T Intellectual Property I, L.P.Inventors: Xiaoyi Wang, Arunabha Ghosh, Andrew Thornburg, Thomas Novlan, Ralf Bendlin, Milap Majmundar
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Publication number: 20240306258Abstract: A closed loop carrier sense multiple access multiuser request to send and clear to send handshaking system is provided to efficiently allocate licensed and unlicensed spectrum for a plurality of mobile devices and across different base stations and mobile network operators. A user equipment device can be connected to a base station device via a first frequency in licensed spectrum, and a second frequency in unlicensed spectrum. The air interface on the first frequency can then be used to coordinate physical and virtual carrier sensing on a second frequency among a plurality of user equipment devices. Moreover, carrier sensing results from a plurality of UEs can be reported a base station device via the first frequency in licensed spectrum. The base station device can then schedule multiple user multiple input, multiple output (MU-MIMO) transmissions to a plurality of UEs on the second frequency in unlicensed spectrum.Type: ApplicationFiled: May 21, 2024Publication date: September 12, 2024Applicant: AT&T Intellectual Property I, L.P.Inventors: Ralf Bendlin, Thomas Novlan, Arunabha Ghosh, Abdulrauf Hafeez
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Patent number: 12089181Abstract: Aspects of the subject disclosure may include, for example, obtaining media content from a media content server over a mobile network, and providing the media content to a communication device over a first direct communication link. Embodiments include detecting a mobility event associated with the mobile network, and providing a notification message to a first network device associated with the mobile network. Further embodiments can include obtaining instructions from the first network device, wherein the instructions indicate to provide a mobility event notification. Other embodiments are disclosed.Type: GrantFiled: October 21, 2021Date of Patent: September 10, 2024Assignee: AT&T Intellectual Property I, L.P.Inventor: Thomas Novlan
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Patent number: 12035248Abstract: Various embodiments disclosed herein provide for a power control system in a multi-hop integrated access and backhaul network. In the multi-hop integrated access and backhaul network, a donor node can communicate with user equipment devices and relay nodes that have varying power levels; and to avoid receiving uplink transmissions with varying power levels which can impact automatic gain control systems and lower overall throughput, the power control system can manage the power levels of the relay node in order to reduce the difference in power levels. The power control system can schedule relay node devices to transmit uplink transmissions alongside user equipment devices that have a high signal strength; schedule relay nodes and user equipment devices to separate symbols within a time slot; and/or perform closed loop power control management at the relay node to reduce the power level for an uplink transmission.Type: GrantFiled: November 3, 2021Date of Patent: July 9, 2024Assignee: AT&T Intellect al P Property I, L.P.Inventors: Aditya Chopra, Arunabha Ghosh, Thomas Novlan, Andrew Thornburg, Xiaoyi Wang, Ralf Bendlin
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Patent number: 12028939Abstract: A closed loop carrier sense multiple access multiuser request to send and clear to send handshaking system is provided to efficiently allocate licensed and unlicensed spectrum for a plurality of mobile devices and across different base stations and mobile network operators. A user equipment device can be connected to a base station device via a first frequency in licensed spectrum, and a second frequency in unlicensed spectrum. The air interface on the first frequency can then be used to coordinate physical and virtual carrier sensing on a second frequency among a plurality of user equipment devices. Moreover, carrier sensing results from a plurality of UEs can be reported a base station device via the first frequency in licensed spectrum. The base station device can then schedule multiple user multiple input, multiple output (MU-MIMO) transmissions to a plurality of UEs on the second frequency in unlicensed spectrum.Type: GrantFiled: November 23, 2022Date of Patent: July 2, 2024Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Ralf Bendlin, Thomas Novlan, Arunabha Ghosh, Abdulrauf Hafeez
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Patent number: 11910453Abstract: Various embodiments disclosed herein provide for facilitating creating a mesh connectivity between network nodes in a hierarchical network. According an embodiment, a method comprising receiving a first condition, wherein the first condition indicates whether to setup a mesh connection with a first distributed unit node of a first node device. The method further comprising, in response to determining that the first condition indicates establishment of the mesh connection, facilitating establishing a peer-to-peer connection directly with the first distributed unit node of the first node device and a second distributed unit node of a second node device, wherein the first distributed unit node comprises wireless communication technologies and the second distributed unit node comprises wireless communication technologies.Type: GrantFiled: May 17, 2021Date of Patent: February 20, 2024Assignee: AT&T Intellectual Property I, L.P.Inventors: Milap Majmundar, Thomas Novlan, Xiaoyi Wang, Salam Akoum
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Publication number: 20240056984Abstract: In one example, a method includes detecting an extended reality traffic flow exchanged between an extended reality application executing on a user endpoint device and an application server supporting the extended reality application, mapping the extended reality traffic flow to a radio access network-level metric, and adapting at least one of: a transmit power of the user endpoint device, a transmit power of a radio access node serving the user endpoint device, a frequency band of the user endpoint device, a channel bandwidth of the user endpoint device, a frequency band of the radio access node serving the user endpoint device, or a channel bandwidth of the radio access node serving the user endpoint device to meet the radio access network-level metric.Type: ApplicationFiled: August 10, 2022Publication date: February 15, 2024Inventor: Thomas Novlan
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Patent number: 11902219Abstract: Aspects of the subject disclosure may include, for example, performing dynamic beam selection and coordination to support space division multiplexing (SDM) and Full Duplex operation for integrated access and backhaul (IAB) in 5G new radio (NR) networks. The subject disclosure further describes how an IAB node and a serving parent node can coordinate beams used for access and backhaul links dynamically with over-the-air signaling. Other embodiments are described in the subject disclosure.Type: GrantFiled: September 7, 2021Date of Patent: February 13, 2024Assignee: AT&T Intellectual Property I, L.P.Inventors: Thomas Novlan, Salam Akoum, Aditya Chopra
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Publication number: 20240049039Abstract: Aspects of the subject disclosure may include, for example, systems and methods for enabling traffic classification for extended reality (XR) applications over 5G NR networks. XR-specific traffic flow are adaptively classified with RAN-level characteristics including resource allocation, link adaptation, and radio resource management (RRM) metrics and configurations to optimize per-user and system performance and QoS parameters. Other embodiments are disclosed.Type: ApplicationFiled: August 4, 2022Publication date: February 8, 2024Applicant: AT&T Intellectual Property I, L.P.Inventor: Thomas Novlan
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Patent number: 11870594Abstract: Facilitating a group hybrid automatic repeat request procedure for sidelink group-case in advanced networks (e.g., 4G, 5G, 6G, and beyond) is provided herein. Operations of a method can comprise determining, by a first device comprising a processor, that first information received via a sidelink control channel is successfully decoded and that second information received via a sidelink shared channel is not successfully decoded. The first information and the second information can be received from a second device. Further, the method can comprise transmitting, by the first device, negative acknowledgement data based on a group hybrid automatic repeat request feedback procedure. The method also can comprise receiving, by the first device, retransmission of the second information via the sidelink shared channel from a group of devices in response to the negative acknowledgement data.Type: GrantFiled: May 13, 2019Date of Patent: January 9, 2024Assignee: AT&T Intellectual Property I, L.P.Inventors: Xiaoyi Wang, Milap Majmundar, Salam Akoum, Thomas Novlan
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Publication number: 20230353227Abstract: The described technology is generally directed to over-the-air configuration and management of new radio smart repeaters. To facilitate data forwarding, a smart repeater is configured to generate a forwarding layer that is logically above a physical layer of a mobile termination function (corresponding to a repeater link) and a physical layer of distributed unit function of the repeater equipment (corresponding to an access link). Via the forwarding layer, when traffic is received from a parent node, the traffic is forwarded via the access link to user equipment, and when traffic is received from a user equipment, the traffic is forwarded via the access link to a parent node. A smart repeater control management function/interface manages control plane signaling and configurations for the mobile termination function and distributed unit function.Type: ApplicationFiled: April 28, 2022Publication date: November 2, 2023Inventor: Thomas Novlan
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Publication number: 20230354150Abstract: The described technology is generally directed to over-the-air configuration and management of new radio multifrequency smart repeaters. To facilitate data forwarding, a smart repeater is configured via a first frequency to generate a forwarding layer that is logically above a physical layer of a mobile termination function (corresponding to a repeater link) and a physical layer of distributed unit function of the repeater equipment (corresponding to an access link, configured to use a second frequency). Via the forwarding layer, when traffic is received from a parent node, the traffic is forwarded via the access link to user equipment, and when traffic is received from a user equipment, the traffic is forwarded via the access link to a parent node. As one example, control plane signaling can be performed via the sub-six gigahertz band, and data plane signal forwarding can be performed via the millimeter wave band.Type: ApplicationFiled: April 28, 2022Publication date: November 2, 2023Inventor: Thomas Novlan
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Publication number: 20230354213Abstract: Aspects of the subject disclosure may include, for example, determining a self-interference channel response of a transceiver of a mobile base station having a transmitter and a receiver. The self-interference channel response spans multiple sub-bands of a predetermined mobile cellular frequency channel. A first sub-band of the multiple sub-bands is identified according to the self-interference channel response and, an estimate is determined, at the receiver, of a first coupled transmit power level of the transmitter when operating within the first sub-band. A receiver sensitivity is adjusted according to the first coupled transmit power level to obtain an adjustment adapted to increase receiver sensitivity, while restricting operation of the receiver to a substantially linear region. The adjustment allows a transmission within the first sub-band and a reception within a second sub-band of the plurality of sub-bands to occur simultaneously at the mobile base station. Other embodiments are disclosed.Type: ApplicationFiled: April 27, 2022Publication date: November 2, 2023Applicant: AT&T Intellectual Property I, L.P.Inventors: Aditya Chopra, Salam Akoum, Thomas Novlan
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Publication number: 20230262007Abstract: Resource allocation of network traffic comprising extended reality network traffic (e.g., using a computerized tool) is enabled. For example, a method can comprise: determining, by network equipment comprising a processor, whether network traffic via a radio access network comprises extended reality network traffic; in response to a determination that the network traffic comprises the extended reality network traffic, determining, by the network equipment, a traffic characteristic of the extended reality network traffic; based on the traffic characteristic, determining, by the network equipment, a resource allocation for the network traffic; and in response to determining the resource allocation for the network traffic, applying, by the network equipment, the resource allocation to a network node of the radio access network.Type: ApplicationFiled: February 17, 2022Publication date: August 17, 2023Inventor: Thomas Novlan
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Patent number: 11722429Abstract: Resource allocation of network traffic comprising extended reality network traffic (e.g., using a computerized tool) is enabled. For example, a method can comprise: determining, by network equipment comprising a processor, whether network traffic via a radio access network comprises extended reality network traffic; in response to a determination that the network traffic comprises the extended reality network traffic, determining, by the network equipment, a traffic characteristic of the extended reality network traffic; based on the traffic characteristic, determining, by the network equipment, a resource allocation for the network traffic; and in response to determining the resource allocation for the network traffic, applying, by the network equipment, the resource allocation to a network node of the radio access network.Type: GrantFiled: February 17, 2022Date of Patent: August 8, 2023Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventor: Thomas Novlan
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Publication number: 20230247667Abstract: Various embodiments disclosed herein provide for a closed loop Listen Before Talk (LBT) which is a coexistence mechanism used by wireless technologies such as Wi-Fi, to access unlicensed shared spectrum, such as the ISM UNII bands (5 GHz). The embodiments disclosed herein enable a base station to coordinate the LBT process at both the base station and a receiver in order to avoid hidden node interference where the interfering nodes are outside the sensing range of the transmitting node. The base station device can send an LBT trigger to the receiver to synchronize the clear channel assessments that are performed at each device to determine if there is any activity on the channel. The receiving device can send back a report to the base station device, and if no activity on the channel is detected, the base station device can schedule a transmission on the channel.Type: ApplicationFiled: April 13, 2023Publication date: August 3, 2023Inventors: Thomas Novlan, Arunabha Ghosh, Abdulrauf Hafeez