Patents by Inventor Manasa Raghavan
Manasa Raghavan 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: 11968574Abstract: A UE for a 5G system is to perform a measurement during a network controlled small gap (NCSG). The NCSG includes a first visible interruption length (VIL1), a measurement length (ML), a second visible interruption length (VIL2), and a visible interruption repetition period (VIRP). A UE capability indicates a length of one or both the VIL1 and the VIL2. NCSG pattern information provides the NCSG for the UE, in which the VIL1 and the VIL2 indicate when the UE is not expected to transmit and receive data on a serving carrier, the ML indicates when the UE is expected to transmit and receive data on the serving carrier, and the VIRP indicates a period in which to repeat the NCSG.Type: GrantFiled: January 14, 2021Date of Patent: April 23, 2024Assignee: APPLE INC.Inventors: Qiming Li, Dawei Zhang, Huaning Niu, Jie Cui, Manasa Raghavan, Yang Tang, Yushu Zhang
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Patent number: 11963058Abstract: Apparatuses, systems, and methods for performing dual active protocol stack handovers in a frequency range above 24 GHz. A UE may transmit an indication to a base station indicating a dual active protocol stack (DAPS) handover capability of the UE corresponding to a frequency range (FR) above 24 GHz. The UE may receive, from a target cell of the one or more cells, a command to perform a DAPS handover from a source cell to the target cell. While performing the DAPS handover and maintaining a data connection with the source cell, the UE may perform measurements on the target cell followed by a physical random access channel (PRACH) procedure. The UE may then receive a source cell release command from the target cell and release the data connection with the source cell.Type: GrantFiled: May 10, 2021Date of Patent: April 16, 2024Assignee: Apple Inc.Inventors: Qiming Li, Chunhai Yao, Dawei Zhang, Huaning Niu, Jie Cui, Manasa Raghavan, Xiang Chen, Yang Tang, Yushu Zhang
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Patent number: 11963055Abstract: This disclosure relates to techniques for configuring, performing, and reporting neighbor cell measurements in a wireless communication system. A base station of a serving cell may provide configuration information relevant to performing layer 1 (L1) measurements based on reference signals of one or more neighbor cells. A UE may perform L1 inter-frequency measurements of the neighbor cell(s) based on the configuration. The UE may report the measurements.Type: GrantFiled: May 10, 2021Date of Patent: April 16, 2024Assignee: Apple Inc.Inventors: Manasa Raghavan, Qiming Li, Jie Cui, Yang Tang, Yushu Zhang, Huaning Niu, Xiang Chen, Dawei Zhang
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Patent number: 11956048Abstract: Systems and methods provide for beam detection in a wireless communication system. An apparatus for a UE may be configured to identify a plurality of CSI-RS resources corresponding to different Tx beams configured for measurement by the UE, measure an L1-RSRP for the plurality of CSI-RS resources, determine a selected Tx beam of the different Tx beams based on measured L1-RSRP values for the plurality of CSI-RS resources, and determine a measurement accuracy of a first L1-RSRP value corresponding to the selected Tx beam based on successful beam detection probability.Type: GrantFiled: September 26, 2019Date of Patent: April 9, 2024Assignee: APPLE INC.Inventors: Hua Li, Jie Cui, Yang Tang, Qiming Li, Manasa Raghavan, Zhibin Yu
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Patent number: 11950154Abstract: The present application relates to devices and components including apparatus, systems, and methods to perform a switch of a TCI state from a serving cell to a neighbor cell. A UE determines whether the state of the neighbor cell is known or unknown and whether the neighbor cell's TCI state is known or unknown. The total delay time to perform the TCI state switch can impacted by this the known/unknown statuses. Other factors can also contribute to the total delay time. The UE may also signal its capability to monitor the TCI state of the neighbor cell and its capability to switch to such a TCI state.Type: GrantFiled: April 1, 2021Date of Patent: April 2, 2024Assignee: APPLE INC.Inventors: Manasa Raghavan, Yushu Zhang, Dawei Zhang, Haitong Sun, Huaning Niu, Jie Cui, Qiming Li, Xiang Chen, Yang Tang
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Patent number: 11950106Abstract: An apparatus of a New Radio (NR) User Equipment (UE), a method, and a system. The apparatus includes a Radio Frequency (RF) interface, and processing circuitry coupled to the RF interface. The processing circuitry is to: generate a signal including capability information of the UE, wherein a time period for intra-frequency cell detection and measurement for the UE is based on the capability information; and cause a transmission of the signal within a cellular network to include the UE using the RF interface.Type: GrantFiled: August 9, 2019Date of Patent: April 2, 2024Assignee: Apple Inc.Inventors: Manasa Raghavan, Jie Cui, Yang Tang
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Publication number: 20240107388Abstract: Apparatuses, systems, and methods for determining timing advance in L1/L2 inter-cell mobility. A user equipment (UE) comprises at least one antenna, at least one radio coupled to the at least one antenna, and a processor coupled to the at least one radio. The processor is configured to receive a Time advance (TA) indicator together with a handover command from a source base station in a source coverage, wherein the TA indicator comprises information for determining a TA used for an uplink transmission with a target base station in a target coverage, the handover command is a Layer 1 handover command or a Layer 2 handover command, and the source coverage and the target coverage are identified by different Physical Cell identifiers; and in response to the handover command, determine the TA used for the uplink transmission with the target base station based on the information.Type: ApplicationFiled: April 2, 2021Publication date: March 28, 2024Inventors: Qiming Li, Yushu Zhang, Chunhai Yao, Fangli Xu, Yuqin Chen, Dawei Zhang, Jie Cui, Manasa Raghavan, Xiang Chen, Huaning Niu, Yang Tang
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Publication number: 20240107464Abstract: Activating an uplink (UL) gap at a base station may include decoding a user equipment (UE) UL gap capability report received from a UE. A radio resource control (RRC) UL gap configuration may be encoded for transmission to the UE. A power headroom report (PHR) medium access control (MAC) control element (CE) received from the UE may be decoded. The PHR MAC CE may include at least one of a P value or a power management maximum power reduction (P-MPR) value. Decoding the measurement information may include determining that the P value is equal to one or the P-MPR value is greater than zero. Based on determining that the P value is equal to one or the P-MPR value is greater than zero, the UL gap configuration may be implicitly activated.Type: ApplicationFiled: July 27, 2021Publication date: March 28, 2024Inventors: Huaning Niu, Dawei Zhang, Jie Cui, Laxminarayana Pillutla, Manasa Raghavan, Qiming Li, Sharad Sambhwani, Xiang Chen, Yang Tang
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Publication number: 20240107469Abstract: Provided is a method for a user equipment (UE), comprising performing, based on acquired information, in at least one of an idle mode and an inactive mode, at least one of an intra-frequency neighbor cell measurement and an inter-frequency neighbor cell measurement. The acquired information comprises at least one of a group of a periodicity of synchronization signal and physical broadcast channel block (SSB)-based measurement timing configuration (SMTC) and a periodicity of SMTC2-long periodicity (SMTC2-LP) and a physical cell identifier (PCI) list of SMTC2-LP.Type: ApplicationFiled: October 12, 2023Publication date: March 28, 2024Inventors: Jie Cui, Qiming Li, Yang Tang, Manasa Raghavan, Xiang Chen, Huaning Niu, Dawei Zhang, Hong He
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Patent number: 11943702Abstract: Provided is a method for a user equipment (UE). The method comprises determining a first time period for the UE, based on whether the UE uses Discontinuous Reception (DRX) and whether the UE uses Measurement Gap (MG). The first time period indicates a respective timing criterion for the UE to determine a time period of maintaining available downlink timing for a reference cell; The method further comprises determining, based on the first time period, a first time threshold for the UE to determine reference cell availability.Type: GrantFiled: January 15, 2021Date of Patent: March 26, 2024Assignee: APPLE INC.Inventors: Jie Cui, Qiming Li, Yang Tang, Manasa Raghavan, Xiang Chen, Huaning Niu, Dawei Zhang, Hong He, Haitong Sun, Yushu Zhang
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Publication number: 20240098606Abstract: The present disclosure relates to apparatus, methods, computer-readable storage medium and computer program product for high speed train measurements and signaling.Type: ApplicationFiled: April 2, 2021Publication date: March 21, 2024Inventors: Qiming Li, Huaning Niu, Jie Cui, Yang Tang, Dawei Zhang, Xiang Chen, Manasa Raghavan
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Patent number: 11936407Abstract: A communication system provides reliable wideband communications with reduced power consumption in a user equipment (UE) receiver. A UE may include receiver circuitry to receive a radio frequency (RF) signal from a wireless network and output an analog baseband signal. The RF signal includes M copies of a duplicated signal in a frequency domain. The analog baseband signal includes the M copies of the duplicated signal uniformly offset from one another in the frequency domain by a bandwidth F and including a gap between adjacent copies. The UE further includes an anti-aliasing analog filter an analog to digital converter (ADC). The ADC samples an output of the anti-aliasing analog filter at a sampling frequency selected to obtain a digital baseband signal comprising a combined digital copy of the M copies of the duplicated signal folded over each other.Type: GrantFiled: October 15, 2020Date of Patent: March 19, 2024Assignee: APPLE INC.Inventors: Weidong Yang, Chunhai Yao, Chunxuan Ye, Dawei Zhang, Haitong Sun, Hong He, Huaning Niu, Jie Cui, Manasa Raghavan, Oghenekome Oteri, Seyed Ali Akbar Fakoorian, Sigen Ye, Wei Zeng, Yang Tang, Yingqun Yu, Yushu Zhang
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Patent number: 11937286Abstract: The present application relates to devices and components including apparatus, systems, and methods to provide SCell activation. In one example, an SCell activation procedure may be extended by a duration based on cancelation of CSI-RS reception. In another example, a base station may use particular configuration parameters to avoid cancelation of CSI-RS reception. In yet another example, a UE and a base station may use particular information for a CSI-RS reception/transmission on an SCell that is being activated.Type: GrantFiled: October 22, 2020Date of Patent: March 19, 2024Assignee: Apple Inc.Inventors: Jie Cui, Yushu Zhang, Yang Tang, Dawei Zhang, Hong He, Manasa Raghavan, Huaning Niu, Haitong Sun, Chunhai Yao, Wenshu Zhang
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Patent number: 11930443Abstract: An apparatus of a next generation Node B (gNB) comprises one or more baseband processors to generate an indication for a user equipment (UE) to indicate which synchronization signal block (SSB) based measurement timing configuration (SMTC) occasion can be used by the UE for one or more measurements, and to send the indication to the UE. The apparatus can include a memory to store the indication.Type: GrantFiled: August 19, 2019Date of Patent: March 12, 2024Assignee: Apple Inc.Inventors: Jie Cui, Yang Tang, Hua Li, Manasa Raghavan, Yuhan Zhou
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Patent number: 11930460Abstract: Provided is a method for a user equipment (UE), comprising performing, based on acquired information, in at least one of an idle mode and an inactive mode, at least one of an intra-frequency neighbor cell measurement and an inter-frequency neighbor cell measurement. The acquired information comprises at least one of a group of a periodicity of synchronization signal and physical broadcast channel block (SSB)-based measurement timing configuration (SMTC) and a periodicity of SMTC2-long periodicity (SMTC2-LP) and a physical cell identifier (PCI) list of SMTC2-LP.Type: GrantFiled: January 15, 2021Date of Patent: March 12, 2024Assignee: APPLE INC.Inventors: Jie Cui, Qiming Li, Yang Tang, Manasa Raghavan, Xiang Chen, Huaning Niu, Dawei Zhang, Hong He
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Publication number: 20240072862Abstract: Embodiments of the present disclosure relate to uplink transmission with repetitions. According to embodiments of the present disclosure, a user equipment (UE) comprises a transceiver configured to communicate with a network; and a processor communicatively coupled to the transceiver and configured to perform operations. The operations comprise determining first Channel State Information (CSI) and second CSI based on at least one of a previous channel and interference measurement or a latest channel and interference measurement. The operations further comprise transmitting the first CSI via the transceiver to the network with a first beam, the first CSI multiplexed with a first repetition of an uplink transmission with the first beam. The operations further comprise transmitting the second CSI via the transceiver to the network with a second beam, the second CSI multiplexed with a second repetition of the uplink transmission with the second beam.Type: ApplicationFiled: April 6, 2021Publication date: February 29, 2024Inventors: Yushu ZHANG, Chunhai YAO, Chunxuan YE, Dawei ZHANG, Haitong SUN, Hong HE, Huaning NIU, Jie CUI, Manasa RAGHAVAN, Qiming LI, Seyed Ali Akbar FAKOORIAN, Sigen YE, Wei ZENG, Weidong YANG
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Publication number: 20240073748Abstract: A method for a network element is provided. The method comprises: encoding a message for transmission to a user equipment (UE) including neighbor cell configuration information that includes a list of a plurality of neighbor cell groups, wherein each of the plurality of neighbor cell groups is associated with a specific cell; and transmitting the message to the UE.Type: ApplicationFiled: April 2, 2021Publication date: February 29, 2024Inventors: Qiming Li, Jie Cui, Yang Tang, Fangli Xu, Yuqin Chen, Yushu Zhang, Chunhai Yao, Dawei Zhang, Manasa Raghavan, Xiang Chen
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Publication number: 20240073728Abstract: Embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media for relaxing evaluation of radio link quality. According to embodiments of the present disclosure, a terminal device transmits, to a network device, capability information indicating a capability of the terminal device to relax an evaluation of a radio link quality. The terminal device receives, from the network device, a relaxation configuration for relaxing the evaluation. The terminal device performs the evaluation using a relaxed evaluation period determined based on the relaxation configuration. The relaxed evaluation period is longer than a normal evaluation period without relaxing the evaluation.Type: ApplicationFiled: May 31, 2021Publication date: February 29, 2024Inventors: Huaning NIU, Sigen YE, Dawei ZHANG, Yang TANG, Jie CUI, Manasa RAGHAVAN, Qiming LI, Xiang CHEN
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Publication number: 20240073724Abstract: A user equipment (UE) is configured to perform measurements during two or more measurement gaps (MGs). The UE receives a MG configuration, wherein the MG configuration includes multiple MGs and MG conflict resolution information, determines whether a conflict exists between two or more of the MGs, selects at least one of the two or more MGs that have the conflict based on the MG conflict resolution information and performs signal measurements during the selected at least one of the two or more MGs that have the conflict.Type: ApplicationFiled: April 1, 2021Publication date: February 29, 2024Inventors: Xiang CHEN, Dawei ZHANG, Huaning NIU, Jie CUI, Manasa RAGHAVAN, Qiming LI, Yang TANG
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Patent number: 11917652Abstract: The present application relates to devices and components including apparatus, systems, and methods to provide SCell activation. In one example, a UE may support carrier aggregation in a high speed mode, such FR1 CA in HST. Serving cells can be particularly configured for the carrier aggregation based on the UE's capability to support carrier aggregation in the high speed mode. Additionally or alternatively, an SCell activation procedure can be performed based on this capability.Type: GrantFiled: September 14, 2021Date of Patent: February 27, 2024Assignee: Apple Inc.Inventors: Jie Cui, Qiming Li, Yang Tang, Manasa Raghavan, Huaning Niu, Hong He, Weidong Yang, Chunxuan Ye, Dawei Zhang