Patents by Inventor Zinan Lin
Zinan Lin 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: 12726243Abstract: Methods and apparatuses for Multi-AP channel sounding for Wireless Area Networks (WLAN) are disclosed. A method performed by a beamformee may compromise: receiving, from a beamformer, a null data packed (NDP) announcement frame (NDPA); receiving, from the beamformer, an NDP frame; receiving, from the beamformer, an enhanced beamforming request poll (BFRP) trigger frame including an indication of a feedback format; and transmitting, to the beamformer based on the NDP and NDPA, using a format indicated by the feedback format of the BFRP trigger frame, a feedback frame including a feedback report. The trigger frame may be an enhanced beamforming report poll (BFRP) trigger frame. The feedback report may be a beamforming report or a vector index (VI) feedback report. The beamformer may be an access point (AP) and the beamformee may be a station (STA).Type: GrantFiled: June 20, 2022Date of Patent: September 1, 2026Assignee: InterDigital Patent Holdings, Inc.Inventors: Zinan Lin, Mahmoud Saad, Hanqing Lou, Rui Yang, Xiaofei Wang
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Publication number: 20260254598Abstract: A station (STA) may support a low latency data transmission. The STA is configured to receive a preamble that comprises a low latency data transmission resource present subfield. The STA is configured to determine, based on the low latency data transmission resource present subfield, that resources are allocated for a low latency data transmission. The STA is configured to monitor the allocated resources for the low latency data transmission. The STA is configured to receive control information in a physical layer protocol data unit (PPDU) in the allocated resources for the low latency data transmission. The STA is configured to decode the received control information. The STA is configured to determine that the control information is addressed to the STA. The STA is configured to receive the low latency data transmission over the allocated resources for the low latency data transmission based on the control information.Type: ApplicationFiled: March 1, 2024Publication date: August 27, 2026Applicant: InterDigital Patent Holdings, Inc.Inventors: Mahmoud SAAD, Zinan LIN, Rui YANG, Hanqing LOU, Xiaofei WANG, Joseph LEVY
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Publication number: 20260254576Abstract: A method performed by a station (STA) associated with a first access point (AP), wherein the first AP is part of a multi-AP (MAP) set comprising the first AP and at least a second AP, may compromise: receiving, from the second AP that the STA is not associated with, a null data packet announcement (NDPA) frame, the NDPA frame including a Special STA Info field including an association identifier (AID) relating to the association between the STA and the first AP; receiving a null data packet (NDP) frame from the second AP that the STA is not associated with; and transmitting, to the first AP, feedback based on the NDP frame.Type: ApplicationFiled: April 17, 2026Publication date: August 27, 2026Applicant: InterDigital Patent Holdings, Inc.Inventors: Mahmoud SAAD, Zinan LIN, Hanqing LOU, Xiaofei WANG, Rui YANG
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Publication number: 20260239197Abstract: Methods and signaling are disclosed for a station (STA) to temporarily access target wake time (TWT) service of an OBSS or inter BSS AP. A STA receives an indication from a primary access point (AP) in a multi-AP (MAP) service set (SS) that target wake time (TWT) operations will not be provided. The STA monitors beacons from one or more secondary APs in the MAP SS for an indication a secondary AP accepts overlapping basic service set (OBSS) STAs TWT requests and an available TWT schedule. The STA transmits a TWT setup request to the secondary AP for the available TWT schedule and receives a TWT accept response from the secondary AP including a TWT service period (SP).Type: ApplicationFiled: February 15, 2024Publication date: August 13, 2026Applicant: InterDigital Patent Holdings, Inc.Inventors: Hanqing LOU, Zinan LIN, Joseph LEVY
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Publication number: 20260239073Abstract: Methods and devices are disclosed for a STA to initiate sensing by proxy (SBP) measurements from a sensing enabled access point (AP). In one method, the STA sends a sensing by proxy (SBP) request to the AP including an indicator, e.g., a report requested bitmap, designating one or more preferred receiver STAs requested to perform sensing measurements. The SBP request causes the AP to initiate sensing requests to the preferred receiver STAs, which may include the SBP initiating STA, and the STA receives a SBP response from the AP that includes a SBP sensing measurement report of sensing measurement results of the indicated preferred receiver STAs. Additional embodiments are disclosed.Type: ApplicationFiled: February 23, 2024Publication date: August 13, 2026Applicant: InterDigital Patent Holdings, Inc.Inventors: Mahmoud SAAD, Zinan LIN, Rui YANG, Hanqing LOU
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Publication number: 20260219381Abstract: Systems, methods, and devices may address reporting information, such as channel state information, received signal strength indication, signal to noise ratio, signal to interference and/or noise ratio, and/or the like, with application or scenario dependent granularity for wireless local area network sensing between an initiator and a responder.Type: ApplicationFiled: January 12, 2024Publication date: July 30, 2026Applicant: InterDigital Patent Holdings, Inc.Inventors: Mahmoud SAAD, Zinan LIN, Rui YANG
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Publication number: 20260222034Abstract: Methods and devices are disclosed for enabling a wireless station (STA) to use artificial intelligence machine learning (AIML)-based procedures in a wireless network. The STA receives notification that an access point (AP) supports artificial intelligence machine learning (AIML)-based procedures and sends indication of its own AIML capabilities to the AP. The STA receives AIML instructions from the AP, and in one embodiment, the STA accesses a channel in the wireless network using AIML procedures based on the received AIML instructions. AIML-based operation management procedures may be defined and used for channel access, channel state information (CSI) feedback, uplink orthogonal frequency division multiple access (OFDMA) random access (UORA) and/or a service period (SP) specifying a duration when the STA may use AIML-based operation management procedures. Additional embodiments are disclosed.Type: ApplicationFiled: January 12, 2024Publication date: July 30, 2026Inventors: Xiaofei WANG, Zinan Lin, Hanqing Lou, Mahmoud Saad, Rui Yang, Joseph Levy
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Publication number: 20260214693Abstract: A station (STA) may be configured to receive a first physical layer protocol data unit (PPDU). The first PPDU may comprise a preamble that may comprise an indication indicating whether the first PPDU is preemptible. The STA may be configured to determine that the first PPDU is preemptible based on the indication and to determine that the first PPDU is interrupted. The first PPDU may be interrupted based on a termination marker. The STA may be configured to receive, in response to the first PPDU being interrupted, a second PPDU, which may comprise a preamble and carry low latency data. The STA may be configured to decode the second PPDU on a condition that the second PPDU is addressed to the STA. The indication indicating whether the first PPDU is preemptible may be carried in a preemptible subfield of a SIG field of the preamble of the first PPDU.Type: ApplicationFiled: December 6, 2023Publication date: July 23, 2026Applicant: InterDigital Patent Holdings, Inc.Inventors: Mahmoud SAAD, Zinan LIN, Hanqing LOU, Xiaofei WANG, Joseph LEVY, Rui YANG
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Publication number: 20260214571Abstract: Multiple Access Points (APs) may operate within a same Coordinated Multi-AP (C-MAP) set, and may have overlapping service areas and overlapping Target Wake Time (TWT) Service Periods (SPs), where TWT allows an AP to negotiate a wake-up period during which a station (STA) and an AP may transmit and receive, and be in power save mode otherwise. To minimize access contention to the wireless radio medium between STAs and APs and maximize availability of STAs and APs, especially in environments where Ultra-High Reliability (UHR) comes into play, a mechanism enabling to support negotiation of TWT operational parameters between APs in C-MAP is disclosed.Type: ApplicationFiled: February 26, 2024Publication date: July 23, 2026Inventors: Zinan LIN, Hanqing LOU
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Publication number: 20260197046Abstract: Methods for enabling multi-link millimeter wave (mmW) beam training are provided herein. A method performed by a station (STA), may include: receiving, on a sub-7 GHz link of the STA, a null data packet (NDP) announcement (NDPA) frame, wherein the NDPA includes information to initiate a millimeter wave (mmW) beam training process; determining that at least one STA Info field included in the NDPA frame includes an association ID (AID) subfield that matches an AID associated with the STA; receiving, based on information included in the STA Info field, one or more NDP physical layer protocol data units (PPDUs) on a mmW link; and transmitting, on the sub-7 GHz link, a beam training feedback report based on the one or more NDP PPDUs received on the mmW link.Type: ApplicationFiled: November 17, 2023Publication date: July 9, 2026Applicant: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Mahmoud SAAD, Hanqing Lou, Zinan Lin, Xiaofei Wang, Rui Yang
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Publication number: 20260179197Abstract: Apparatuses, systems, and techniques are presented to generate one or more images. In at least one embodiment, one or more neural networks are used to generate one or more images based, at least in part, on one or noise values.Type: ApplicationFiled: February 16, 2026Publication date: June 25, 2026Inventors: Xun Huang, Zinan Lin, Ming-Yu Liu
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Publication number: 20260181737Abstract: Method and devices for cross-link signaling are described in which a multi-link device (MLD) communicates to another device using a first wireless link and a secondary wireless link. Control and response information for establishing/maintaining the secondary wireless link may be communicated in signaling fields of a frame over the first wireless link to enable a more reliable control information exchange than may otherwise be available via the secondary wireless link. In some embodiments, the first wireless link is a sub-7 GHz link and the secondary wireless link is a mmWave link. Signaling used for configuring parameters of the first wireless link, e.g., control field, A-Control subfield of HT Control field, Control Frame, BQR control subfield, HLA control subfield, TRS control field, etc., may be enhanced to provide related signaling for another separate link (secondary link) between devices that do not carry the signaling information.Type: ApplicationFiled: November 9, 2023Publication date: June 25, 2026Applicant: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Zinan LIN, Hanqing Lou, Xiaofei Wang, Mahmoud Saad, Rui Yang
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Publication number: 20260172191Abstract: Methods and apparatuses for data driven sounding feedback reports are provided herein. A method may include transmitting a request frame to an access point (AP), the frame including information indicating at least one of an index-based feedback capability or a channel state information (CSI) set request field; receiving, in response to the request frame, a response frame including information indicating a CSI candidate set; and performing, based on the indicated CSI candidate set, a beamforming sounding procedure. The method may further include sending CSI measurements obtained from the beamforming sounding procedure to the AP. The response frame may be carried in a broadcast or beacon message. The information indicating the CSI candidate set may be a bitmap. The request frame may include information indicating a request for a CSI candidate set. The response frame may include information indicating whether the indicated CSI candidate set is a requested CSI candidate set.Type: ApplicationFiled: November 4, 2022Publication date: June 18, 2026Applicant: InterDigital Patent Holdings, Inc.Inventors: Zinan Lin, Mahmoud Saad, Hanqing Lou, Mrugen Deshmukh, Rui Yang
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Publication number: 20260172996Abstract: A station (STA) multilink device (MLD) may comprises a first STA affiliated with the STA MLD and a second STA affiliated with the STA MLD. The first STA may be configured to receive, from a first access point (AP) affiliated with an AP MLD, a first management frame over a first link. The first management frame may comprise timestamp information. The first STA may be configured to receive, from the first AP, a second management frame over the first link. The second management frame may comprise a time synchronization function (TSF) offset. The second STA may be configured to receive, from a second AP affiliated with the AP MLD, based on the timestamp information and the TSF offset, at least one third management frame from a set of third management frames over a second link. The at least one third management frame may be transmitted using a sector sweep.Type: ApplicationFiled: November 9, 2023Publication date: June 18, 2026Applicant: INTERDIGITAL PATENT HOLDINGS INC.Inventors: Hanqing LOU, Zinan LIN, Xiaofei WANG, Mahmoud SAAD, Rui YANG
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Patent number: 12634058Abstract: A method performed by a station (STA) associated with a first access point (AP), wherein the first AP is part of a multi-AP (MAP) set comprising the first AP and at least a second AP, may compromise: receiving, from the second AP that the STA is not associated with, a null data packet announcement (NDPA) frame, the NDPA frame including a Special STA Info field including an association identifier (AID) relating to the association between the STA and the first AP; receiving a null data packet (NDP) frame from the second AP that the STA is not associated with; and transmitting, to the first AP, feedback based on the NDP frame.Type: GrantFiled: April 29, 2022Date of Patent: May 19, 2026Assignee: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Mahmoud Saad, Zinan Lin, Hanqing Lou, Xiaofei Wang, Rui Yang
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Publication number: 20260064886Abstract: A data processing system implements obtaining user prompts s that include instructions to an AI application to perform one or more tasks; storing the user prompts in a prompts datastore in a secure computing environment; analyzing the user prompts using an LLM operating within the secure computing environment to generate normalized prompts based on the user prompts; extracting first n-grams from the normalized prompts using differentially private n-gram extraction that preserves user-level privacy; generating masked normalized prompts by comparing the normalized prompts with the first n-grams and replacing, with a placeholder n-gram, n-grams of the normalized prompts that do not match an n-gram of the first n-grams; extracting second n-grams from the masked normalized prompts using the differentially private n-gram extraction that preserves user-level privacy; outputting the second n-grams from the secure computing environment; and storing the second n-grams in an anonymized prompts datastore outside of the sType: ApplicationFiled: September 4, 2024Publication date: March 5, 2026Applicant: Microsoft Technology Licensing, LLCInventors: Dhruv JOSHI, Robert SIM, Christopher PARNIN, Sergey YEKHANIN, Maksymilian CEGIELSKI-JOHNSON, Zinan LIN
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Patent number: 12555200Abstract: Apparatuses, systems, and techniques are presented to generate one or more images. In at least one embodiment, one or more neural networks are used to generate one or more images based, at least in part, on one or noise values.Type: GrantFiled: November 12, 2021Date of Patent: February 17, 2026Assignee: NVIDIA CorporationInventors: Xun Huang, Zinan Lin, Ming-Yu Liu
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Publication number: 20260025867Abstract: Methods and apparatuses are described herein how Enhanced Multi-Link Multi-Radio (EMLMR) mode is enabled or disabled in a set of EMLMR links. In one example a beacon frame is received by a station (STA) from an access point (AP) that includes an extremely high throughput (EHT) Operation element including a Disabled Channel Bitmap Present subfield and an EHT Operation Information Present subfield. When the Disabled Channel Bitmap Present subfield is equal to 1, the EHT Operation Information Present subfield is also equal to 1, the STA receives a Disabled Channel Bitmap field indicated in an EHT Operation Information field to determine the allowed subchannels for enhanced multi-link multi-ratio (EMLMR) link(s). EMLMR mode may be enabled/disabled by way of an EML Operating Mode Notification frames and bit values in an EMLMR Bitmap subfield. Additional embodiments are disclosed.Type: ApplicationFiled: July 7, 2023Publication date: January 22, 2026Applicant: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Zinan Lin, Rui Yang, Hanqing Lou, Mahmoud Saad
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Publication number: 20250350971Abstract: Methods for wireless local area network (WLAN) sensing are provided herein. A method performed by a sensing responder may include receiving a first sensing measurement setup request message indicating a first one or more parameters to be used in a sensing measurement procedure. The method may include transmitting a first sensing measurement setup response message indicating at least one parameter that differs from the first one or more parameters indicated by the sensing measurement setup request message. The method may include receiving a second sensing measurement setup request message indicating a second one or more parameters to be used in the sensing measurement procedure. The second one or more parameters to be used in the sensing measurement procedure may include at least one parameter that differs from the first one or more parameters indicated by the first sensing measurement setup request message.Type: ApplicationFiled: April 26, 2023Publication date: November 13, 2025Applicant: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Zinan Lin, Mahmoud Saad, Rui Yang
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Patent number: 12464473Abstract: A method and apparatus for power control for distributed wireless communication is disclosed including one or more power control loops associated with a wireless transmit/receive unit (WTRU). Each power control loop may include open loop power control or closed loop power control. A multi-phase power control method is also disclosed with each phase representing a different time interval and a WTRU sends transmissions at different power levels to different set of node-Bs or relay stations during different phases to optimize communications.Type: GrantFiled: April 11, 2023Date of Patent: November 4, 2025Assignee: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Zinan Lin, Sung-Hyuk Shin, Prabhakar R. Chitrapu, Philip Pietraski, Mihaela Beluri, Gregg A. Charlton, Eldad Zeira, Alexander Reznik