Patents by Inventor Tingfang Ji
Tingfang Ji 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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Publication number: 20250254697Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive downlink control information (DCI) that schedules an uplink communication in an uplink frequency band. The UE may transmit, at an uplink frequency within the uplink frequency band, the uplink communication with a power that varies over the uplink frequency band based at least in part on a location of the uplink frequency relative to a downlink frequency band associated with the UE. Numerous other aspects are provided.Type: ApplicationFiled: January 10, 2025Publication date: August 7, 2025Inventors: Ahmed Attia ABOTABL, Huilin XU, Muhammad Sayed Khairy ABDELGHAFFAR, Shimman Arvind PATEL, Wanshi CHEN, Hwan Joon KWON, Krishna Kiran MUKKAVILLI, Tingfang JI, Abdelrahman Mohamed Ahmed Mohamed IBRAHIM
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Patent number: 12382313Abstract: Certain aspects of the present disclosure provide techniques for remote interference mitigation between base stations using reference signals. Certain aspects provide a method for wireless communication by a first base station (BS). The method includes receiving a reference signal (RS) from a second BS. The method further includes performing interference measurement corresponding to interference from the second BS based on the RS being associated with the second BS.Type: GrantFiled: March 11, 2024Date of Patent: August 5, 2025Assignee: QUALCOMM IncorporatedInventors: Hung Dinh Ly, Huilin Xu, Joseph Binamira Soriaga, Tingfang Ji, Peter Gaal, Jay Kumar Sundararajan, Yeliz Tokgoz, Naga Bhushan, Yuwei Ren
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Patent number: 12381703Abstract: Full-duplex communication techniques are described. Some aspects may utilize full-duplex-slot formats, such as may be provided in addition to or in the alternative to uplink, downlink, and flexible slot formats. A full-duplex slot implemented in accordance with a full-duplex-slot format provides a slot in which the frequency band may be used for both uplink and downlink transmissions. Downlink and/or uplink transmissions of a full-duplex slot may occur in overlapping frequency bands or in adjacent frequency bands. A first wireless device may transmit slot signaling comprising one or more full-duplex-slot-indicator parameters. A second wireless device may base one or more full-duplex slot configuration determinations on a full-duplex-slot configuration. The second wireless device may apply one or more full-duplex-slot-indicator-parameter rules with respect to full-duplex-slot-indicator parameters for determining a full-duplex-slot format. Other aspects and features are also claimed and described.Type: GrantFiled: January 29, 2024Date of Patent: August 5, 2025Assignee: QUALCOMM IncorporatedInventors: Ahmed Attia Abotabl, Muhammad Sayed Khairy Abdelghaffar, Huilin Xu, Wanshi Chen, Krishna Kiran Mukkavilli, Tingfang Ji, Shimman Arvind Patel
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Publication number: 20250247874Abstract: Disclosed are techniques for wireless communication. In an aspect, a user equipment (UE) receives one or more physical downlink control channels (PDCCHs), one or more physical downlink shared channels (PDSCHs), or both from at least a first transmission-reception point (TRP), a second TRP, or both, performs one or more positioning measurements of the one or more PDCCHs, the one or more PDSCHs, or both, and reports, to a network node, the one or more positioning measurements, a timestamp associated with the one or more PDCCHs, the one or more PDSCHs, or both or the one or more positioning measurements, and one or more properties of a quasi-co-location (QCL) source associated with the one or more PDCCHs, the one or more PDSCHs, or both.Type: ApplicationFiled: April 21, 2025Publication date: July 31, 2025Inventors: Alexandros MANOLAKOS, Krishna Kiran MUKKAVILLI, Tingfang JI
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Patent number: 12376127Abstract: A method and apparatus for downlink and uplink control management of component carriers during carrier aggregation in a new radio wireless communication system is disclosed. For example, the method and apparatus include receiving, at a user equipment (UE), a slot format indicator in at least one slot of at least one component carrier of a plurality of component carriers from a network entity, where the at least one component carrier includes a group common Physical Downlink Control Channel (PDCCH), the slot format indicator within the group common PDCCH indicating at least slot structure information for one or more other component carriers from the plurality of component carriers; and communicating, with the network entity, using the at least slot structure information for the one more other component carriers.Type: GrantFiled: November 17, 2023Date of Patent: July 29, 2025Assignee: QUALCOMM IncorporatedInventors: Wanshi Chen, Heechoon Lee, Tingfang Ji, Peter Gaal
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Publication number: 20250233786Abstract: A method for wireless communication at a UE and related apparatus are provided. In the method, the UE obtains a first wideband signal having a continuous wideband bandwidth, and separates the first wideband signal into multiple narrowband segments. The multiple narrowband segments each have a narrowband bandwidth less than the continuous wideband bandwidth and different frequency shifts. The UE further performs multiple FFT operations on the multiple narrowband segments to obtain a set of processed segments respectively corresponding to the multiple narrowband segments, and aggregates the set of processed segments to obtain a second wideband signal.Type: ApplicationFiled: January 16, 2024Publication date: July 17, 2025Inventors: Kangqi LIU, Peizhi WU, Jing SUN, Jing JIANG, Lei XIAO, Jae Ho RYU, Tingfang JI
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Patent number: 12363719Abstract: Methods, systems, and devices for wireless communications are described. In some systems, a user equipment (UE) may receive one or more messages scheduling a first uplink transmission over a first physical uplink control channel (PUCCH) resource on a first component carrier and a second uplink transmission over a second PUCCH resource on a second component carrier and, if the first PUCCH resource and the second PUCCH resource overlap in time, the UE 115 may transmit the first uplink transmission and the second uplink transmission using spatial relation information in accordance with a spatial relation configuration that is dedicated for selecting spatial relation information for simultaneous PUCCH transmissions on different component carriers. A network entity may configure the UE with spatial relation information for the overlapping PUCCH resources and the UE may select spatial relation information to use for the simultaneous uplink transmissions in accordance with the spatial relation configuration.Type: GrantFiled: April 22, 2022Date of Patent: July 15, 2025Assignee: QUALCOMM IncorporatedInventors: Yi Huang, Yan Zhou, Tao Luo, Peter Gaal, Tingfang Ji
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Publication number: 20250227720Abstract: In an aspect, the present disclosure includes a method, apparatus, and computer readable medium for wireless communications for transmitting, by a UE to a network entity, a radio resource control (RRC) configuration message indicating a full-duplex capability of the UE; receiving, by the UE from the network entity, a downlink control information (DCI) message, wherein the DCI message enables concurrent transmission on an uplink channel and reception on a downlink channel by the UE; and communicating, between the UE and the network entity, based on the DCI message.Type: ApplicationFiled: March 26, 2025Publication date: July 10, 2025Inventors: Alexandros MANOLAKOS, Muhammad Sayed Khairy ABDELGHAFFAR, Ahmed Attia ABOTABL, Krishna Kiran MUKKAVILLI, Wanshi CHEN, Tingfang JI
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Publication number: 20250225358Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a radio frequency identification (RFID) tag may include a sensing component, an energy storage component, a power control command and beam control command processing unit, and at least one of a waveform generator, a power amplifier, or a low noise amplifier for providing a power signal to the RFID tag. The RFID tag may transmit capability information that indicates a waveform generation capability of the RFID tag or a power control capability of the RFID tag. The RFID may receive, from a network node, an indication to perform a power control operation or a beam adjustment operation based at least in part on the capability information. Numerous other aspects are described.Type: ApplicationFiled: June 7, 2022Publication date: July 10, 2025Inventors: Ahmed ELSHAFIE, Zhikun WU, Yuchul KIM, Linhai HE, Huilin XU, Krishna Kiran MUKKAVILLI, Tingfang JI
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Patent number: 12356439Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a base station, an indication that a cell associated with the base station does not support reduced capability UEs, wherein the UE is capable of operating in a first mode that is associated with reduced capability UEs and a second mode that is not associated with reduced capability UEs. The UE may communicate, in the second mode, with the base station to establish a connection with the cell based at least in part on at least one of: the UE supporting one or more capabilities associated with connecting with the cell, or no cells that support reduced capability UEs being available. Numerous other aspects are described.Type: GrantFiled: September 6, 2022Date of Patent: July 8, 2025Assignee: QUALCOMM IncorporatedInventors: Linhai He, Masato Kitazoe, Ozcan Ozturk, Miguel Griot, Peter Gaal, Jing Lei, Luis Fernando Brisson Lopes, Haris Zisimopoulos, Arvind Vardarajan Santhanam, Gavin Bernard Horn, Tingfang Ji, Krishna Kiran Mukkavilli
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Patent number: 12356392Abstract: Disclosed are techniques for communication. In an aspect, a first UE determines information (e.g., from an external device, or via the first UE's own energy sensing) associated with scheduled uplink transmissions on a set of symbols by a second UE. The first UE performs measurements on at least some of the scheduled uplink transmissions during a first subset of the set of symbols where no DL signals are received by the first UE. The first UE receives at least one DL signal during a second subset of the set of symbols, and mitigates interference associated with the at least one DL signal based on the measurements.Type: GrantFiled: October 6, 2021Date of Patent: July 8, 2025Assignee: QUALCOMM IncorporatedInventors: Ahmed Attia Abotabl, Muhammad Sayed Khairy Abdelghaffar, Abdelrahman Mohamed Ahmed Mohamed Ibrahim, Krishna Kiran Mukkavilli, Tingfang Ji, Joseph Patrick Burke, Renqiu Wang, Hwan Joon Kwon
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Patent number: 12349123Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from a base station, a downlink control information message including an indicator that dynamically indicates bundling of one or more feedback messages. The UE may determine a bundled feedback based on the indicator. In some examples, the UE may determine the bundled feedback from a set of feedback messages corresponding to a set of downlink data messages. The bundled feedback may include fewer feedback bits than a number of feedback bits included in the set of feedback messages. The UE may then transmit the bundled feedback based on bundling being enabled by the indicator.Type: GrantFiled: May 21, 2021Date of Patent: July 1, 2025Assignee: QUALCOMM IncorporatedInventors: Yi Huang, Wanshi Chen, Peter Gaal, Tingfang Ji, Hwan Joon Kwon
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Patent number: 12336012Abstract: Aspects described herein relate to determining whether full duplex (FD) communications are configured during resources for communicating one or more messages of a random access procedure, where the FD communications comprising uplink communications and downlink communications occurring in a same frequency band, and responsive to the determining whether the FD communications are configured during the resources, transmitting the one or more messages of the random access procedure using the resources.Type: GrantFiled: July 5, 2022Date of Patent: June 17, 2025Assignee: QUALCOMM IncorporatedInventors: Hung Dinh Ly, June Namgoong, Muhammad Sayed Khairy Abdelghaffar, Krishna Kiran Mukkavilli, Tingfang Ji, Huilin Xu, Shimman Arvind Patel, Wanshi Chen
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Patent number: 12335881Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may detect an out-of-coverage scenario based at least in part on determining that a synchronization source associated with a wireless network is unavailable or has a signal strength that fails to satisfy a threshold. The UE may transmit, on a sidelink channel, a sidelink synchronization signal in a transmission period that includes a plurality of synchronization signal occasions based at least in part on the out-of-coverage scenario. In some aspects, the UE may transmit the sidelink synchronization signal according to a reduced duty cycle that causes the sidelink synchronization signal to be transmitted during fewer than all of the plurality of synchronization signal occasions. Numerous other aspects are provided.Type: GrantFiled: January 20, 2021Date of Patent: June 17, 2025Inventors: Gokul Sridharan, Huilin Xu, Seyedkianoush Hosseini, Karthika Paladugu, Wei Yang, Peter Pui Lok Ang, Sudhir Kumar Baghel, Krishna Kiran Mukkavilli, Tingfang Ji
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Patent number: 12335929Abstract: Certain aspects of the present disclosure provide techniques for scheduling and bandwidth part (BWP) adaptation for extended reality (XR). A method that may be performed by a user equipment (UE) includes obtaining an indication to change at least one of a minimum control-channel-to-data-channel delay or a bandwidth for receiving a first transmission on a BWP; changing the at least one of the minimum control-channel-to-data-channel delay to a new minimum control-channel-to-data-channel delay or the bandwidth on the BWP to a new bandwidth; and receiving the first transmission on the BWP using the at least one of the new minimum control-channel-to-data-channel delay or the new bandwidth of the BWP.Type: GrantFiled: March 28, 2024Date of Patent: June 17, 2025Assignee: QUALCOMM IncorporatedInventors: Hwan Joon Kwon, Huilin Xu, Yuchul Kim, Peter Pui Lok Ang, Yeliz Tokgoz, Jay Kumar Sundararajan, Krishna Kiran Mukkavilli, Tingfang Ji, Jing Lei, Ravi Agarwal, Seyong Park, Seyedkianoush Hosseini
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Patent number: 12328276Abstract: Aspects are provided which allow a network entity to consider an identity property for received RS during analog combining or aggregation in order to achieve efficient channel sounding and estimation. The network entity may receive an RS in a time period via a plurality of antenna elements. The network entity may combine, in an analog domain, the RS received via each of the antenna elements based at least in part on weights associated with the antenna elements. At least one weight of the weights changes over the time period, and the weights are elements of a time domain orthogonal cover code or a DFT matrix. As a result of these weights, the network entity may estimate multiple combined or individual channels of antenna elements or groups from one or more RS in one or more symbols, potentially improving UE energy efficiency, efficient resource allocation, and coherency between the antenna elements.Type: GrantFiled: July 14, 2022Date of Patent: June 10, 2025Assignee: QUALCOMM IncorporatedInventors: Saeid Sahraei, Muhammad Sayed Khairy Abdelghaffar, Renqiu Wang, Joseph Patrick Burke, Tingfang Ji, Vijay Kumaravelu
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Patent number: 12328171Abstract: Disclosed are techniques for wireless positioning. In an aspect, a base station determines a channel profile for a multipath channel between the base station and a user equipment (UE) based on at least one positioning reference signal transmitted to the UE or received from the UE by the base station on one or more radio beams, compresses the channel profile into a compressed representation of the channel profile, and transmits the compressed representation of the channel profile to a network entity. The network entity receives the compressed representation of the time-angle channel profile and determines a location of the UE based on the compressed representation of the channel profile.Type: GrantFiled: October 7, 2021Date of Patent: June 10, 2025Assignee: QUALCOMM IncorporatedInventors: Sooryanarayanan Gopalakrishnan, Jay Kumar Sundararajan, Alexandros Manolakos, Naga Bhushan, Taesang Yoo, Krishna Kiran Mukkavilli, Weimin Duan, Tingfang Ji
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Patent number: 12328168Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit a sounding reference signal (SRS) on a first set of sub-bands (305). The UE may report channel state information (CSI) associated with a second set of sub-bands (310). The first set of sub-bands may be different from the second set of sub-bands. The CSI may include information that identifies one or more frequency domain correlations among the first set of sub-bands and the second set of sub-bands. Numerous other aspects are described.Type: GrantFiled: October 22, 2020Date of Patent: June 10, 2025Assignee: QUALCOMM IncorporatedInventors: Alexandros Manolakos, Pavan Kumar Vitthaladevuni, Krishna Kiran Mukkavilli, Tingfang Ji
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Publication number: 20250184717Abstract: In a wireless communication system, a user equipment (UE) vendor and a network entity vendor may configure one or more UEs and network entities to perform data collection, and to train for channel status information (CSI) feedback (CSF) models.Type: ApplicationFiled: April 29, 2022Publication date: June 5, 2025Inventors: June NAMGOONG, Taesang YOO, Yu ZHANG, Chenxi HAO, Runxin WANG, Jay Kumar SUNDARARAJAN, Krishna Kiran MUKKAVILLI, Naga BHUSHAN, Pavan Kumar VITTHALADEVUNI, Tingfang JI, Xipeng ZHU, Joseph Binamira SORIAGA
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Publication number: 20250175295Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a configuration for a reference signal used for data collection and/or a first message that indicates that data collection based on the reference signal is allowed. The UE may receive the reference signal. The UE may collect data based at least in part on the reference signal. The UE may transmit the data that is collected. Numerous other aspects are described.Type: ApplicationFiled: April 29, 2022Publication date: May 29, 2025Inventors: Chenxi HAO, Runxin WANG, Yu ZHANG, Taesang YOO, June NAMGOONG, Pavan Kumar VITTHALADEVUNI, Jay Kumar SUNDARARAJAN, Naga BHUSHAN, Krishna Kiran MUKKAVILLI, Tingfang JI, Xipeng ZHU