Patents by Inventor Kai Xu
Kai Xu 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: 12690097Abstract: A method, a base station and a system are provided. In the method, a base station transmits one or more radio resource control messages including a PS-RNTI for a PS mode and a DCI. Additionally, the base station transmits a message indicating that each bit of a dormancy indication bitmap corresponds to at least one cell of one or more secondary cells. Furthermore, the base station transmits, based on the PS-RNTI, a first DCI comprising a first dormancy indication bitmap, where a HARQ process number of the first DCI is set to a predefined value to enable the PS mode of a wireless device. Moreover, the base station transmits a second DCI indicating disabling the PS mode.Type: GrantFiled: April 2, 2024Date of Patent: July 21, 2026Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Hua Zhou, Esmael Hejazi Dinan, Ali Cagatay Cirik, Hyoungsuk Jeon, Alireza Babaei, Kyungmin Park, Kai Xu
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Publication number: 20260205966Abstract: A wireless device selects a first a synchronization signal block (SSB), among SSBs of a cell, based on a signal quality measurement of the SSBs, and a second SSB, of the SSBs, based on the first SSB and a multiplexing pattern. The wireless device determines, based on the first SSB and the second SSB, monitoring occasions associated with a control resource set (coreset) to receive repetitions of downlink control information (DCI). The wireless device receives, via the determined monitoring occasions, one or more of the repetitions of the DCI.Type: ApplicationFiled: March 9, 2026Publication date: July 16, 2026Applicant: Ofinno, LLCInventors: Yunjung Yi, Esmael Hejazi Dinan, Ali Cagatay Cirik, Nazanin Rastegardoost, Kai Xu, Jonghyun Park, Bing Hui
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Publication number: 20260199450Abstract: Provided are a nucleic acid-lipid nanoparticle suitable for intramuscular administration, a preparation thereof, and use thereof. The nucleic acid-lipid nanoparticle consists of the following components: (a) at least one nucleic acid; (b) at least one ionizable lipid, accounting for 20 mol % to 35 mol % of total lipids; (c) at least one non-ionizable cationic lipid, accounting for 15 mol % to 30 mol % of the total lipids; (d) a lipid mixture of neutral phospholipids or derivatives thereof, accounting for 0 mol % to 10 mol % of the total lipids; (e) a mixture of cholesterol or derivatives thereof, accounting for 40 mol % to 56 mol % of the total lipids; and (f) a mixture of PEG or derivatives thereof, accounting for 1.5 mol % to 3 mol % of the total lipids. The nucleic acid-lipid nanoparticle can wrap mRNA or plasmid DNA and is suitable for intramuscular administration.Type: ApplicationFiled: January 3, 2023Publication date: July 16, 2026Inventors: Kai XU, Dongsheng REN, Yucheng ZHOU, Xiujin WU, Yingxue LEI, Yan ZHANG, Liang CHEN, Chen HE, Yaoyi ZHANG, Jian YANG
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Patent number: 12684586Abstract: A method may include receiving, by a wireless device via a physical downlink shared channel (PDSCH), first downlink signals based on a first reference signal (RS) associated with a preamble for a random-access procedure. The method may also include receiving, by the wireless device, downlink control information (DCI) indicating a transmission configuration indicator (TCI) state applicable to downlink channel receptions. The method may further include, in response to application of the TCI state to the downlink channel receptions, the wireless device receiving second downlink signals via the PDSCH based on the TCI state.Type: GrantFiled: February 5, 2024Date of Patent: July 14, 2026Assignee: Ofinno, LLCInventors: Kai Xu, Hua Zhou, Esmael Hejazi Dinan, Ali Cagatay Cirik, Hyoungsuk Jeon
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Patent number: 12684606Abstract: A wireless device may send uplink transmissions to a base station. The wireless device may use multiple spatial domain transmission filters for sending repetitions of data and/or control information in the uplink transmissions. The spatial domain transmission filters may be determined based on an indication from the base station and/or one or more spatial domain transmission filter(s) used for receiving control information from the base station.Type: GrantFiled: June 22, 2023Date of Patent: July 14, 2026Assignee: Comcast Cable Communications, LLCInventors: Kai Xu, Esmael Hejazi Dinan, Hua Zhou, Yunjung Yi, Ali Cagatay Cirik, Hyoungsuk Jeon
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Patent number: 12683726Abstract: A method comprises a wireless device transmitting a first preamble for a random-access procedure via a first bandwidth part of a cell and receiving a random-access response comprising a backoff indicator. The method also comprises the wireless device selecting, for transmission of a second preamble for the random-access procedure and during a backoff window associated with the backoff indicator, a second bandwidth part. Finally, based on the selection of the second bandwidth part the method comprises the wireless device transmitting via the second bandwidth part the second preamble.Type: GrantFiled: March 4, 2024Date of Patent: July 14, 2026Assignee: Ofinno, LLCInventors: Ali Cagatay Cirik, Esmael Dinan, Hua Zhou, Hyoungsuk Jeon, Alireza Babaei, Kyungmin Park, Kai Xu
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Patent number: 12679933Abstract: The present disclosure relates to a polyorganosiloxane comprising the following structural formula: X—[Si(R1)2O]—[Si(R2)2O]m—[SiR2CaH2a+1O]n—[Si(R1)2]—X, where a is an arbitrary integer between 6 and 18, n is an arbitrary number between 0.7 and 20, m is an arbitrary number between 10 and 1500, m/n is an arbitrary number greater than 20, R1 or R2 is a C1-C5 alkyl group, X represents one or more groups selected from among C2-C6 alkenyl, alkoxy, hydroxyl and hydrogen. The polyorganosiloxane can significantly lower the viscosity, and improve the flowability and processability, of the resulting silicone composition, compared with other polyorganosiloxanes at the same thermally conductive filler loading. Meanwhile, for thermally conductive silicone compositions with the same viscosity, the polyorganosiloxane used as the base polymer can accept a significantly higher level of the thermally conductive fillers, thereby improving their thermal conductivity.Type: GrantFiled: May 6, 2019Date of Patent: July 14, 2026Assignee: WACKER CHEMIE AGInventors: Huifeng Duan, Shuai Tian, Kai Xu, Heng Yang
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Publication number: 20260191379Abstract: A surface cleaner may include an upright section, a cleaning head having a suction inlet and an agitator, the upright section pivotally coupled to the cleaning head, a plurality of wheels coupled to opposing sides of the cleaning head, a suction motor fluidly coupled to the suction inlet, and a reverse cleaning assembly coupled to the cleaning head and extending between the agitator and the plurality of wheels, wherein rotational movement of at least one of the plurality of wheels is transferred to the reverse cleaning assembly.Type: ApplicationFiled: February 26, 2026Publication date: July 9, 2026Inventors: Ryan COPELAND, Austin WAID-JONES, Xavier CULLERE, Zach SHONFELD, Alexander CALVINO, Daniel R. DER MARDEROSIAN, Scott MCDONALD, Steven GACIN, Peng Fei LIU, Baodong LU, Leo YAMAZAKI, Yang ZHAO, Jikang LU, Kai XU, Yuan XIE
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Publication number: 20260197147Abstract: A wireless device receives configuration parameters indicating a non-dormant bandwidth part (BWP) for transitioning to a non-dormant state of a cell. The wireless device activates a first BWP as an active BWP in response to activation of the cell. The wireless device activates the non-dormant BWP as the active BWP in response to transitioning the cell from a dormant state to the non-dormant state.Type: ApplicationFiled: February 5, 2026Publication date: July 9, 2026Inventors: Yunjung Yi, Esmael Hejazi Dinan, Hua Zhou, Kyungmin Park, Huoungsuk Jeon, Alireza Babaei, Kai Xu
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Publication number: 20260190122Abstract: A wireless device receives first downlink control information, DCI, indicating at least two TCI states including a first TCI state and a second TCI state. The wireless device receives second DCI scheduling a physical downlink shared channel, PDSCH, reception via a cell. The second DCI comprises a TCI field for TCI state indication and a field for application of one or more of the at least two TCI states to the PDSCH reception. A value of the field is one of: a first value that indicates applying the first TCI state to the PDSCH reception; a second value that indicates applying the second TCI state to the PDSCH reception; or a third value that indicates applying the first TCI state and the second TCI state to the PDSCH reception. The wireless device receives, via the PDSCH reception, a transport block based on the value of the field.Type: ApplicationFiled: February 13, 2026Publication date: July 2, 2026Applicant: Ofinno, LLCInventors: Ali Cagatay Cirik, Hua Zhou, Esmael Hejazi Dinan, Yunjung Yi, Jonghyun Park, Kai Xu, Nazanin Rastegardoost
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Patent number: 12668894Abstract: A spinning-drawing-winding device for industrial polylactic-acid fiber includes a double-surface oiling mechanism, a filament shearing-suctioning device, a pre-interlacer and a splitting filament roller disposed in sequence according to a production process; a drawing-winding device cooperates with a spinning device, a tow passing from the spinning device through the double-surface oiling mechanism, the filament shearing-suctioning device, and the pre-interlacer in sequence until the tow is conveyed to the splitting filament roller; the drawing-winding device and the spinning device are configured as a parallel configuration, so that the tow between the spinning device and the splitting filament roller are arranged in a vertical direction and is tangential to the splitting filament roller, and therefore the tow is without deflection, thereby avoiding damaging the tow due to a friction caused by a higher deflection.Type: GrantFiled: March 22, 2024Date of Patent: June 30, 2026Assignee: BEIJING CHONGLEE MACHINERY ENGINEERING CO., LTD.Inventors: Xiaodong Man, Junxian Qiu, Kai Xu, Yubo Mao, Yadi Li, Yuguo Ren, Bo Hou, Baocheng Zhang, Hai Jiao, Yan Wu, Ruixin Sun, Lei Zhang, Yu Dong
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Publication number: 20260163703Abstract: Wireless devices may communicate with each other, for example, via sidelink communication. A wireless device may receive downlink messages from a base station, and the wireless device may receive sidelink messages from another wireless device. Acknowledgment messages to the base station may be prioritized, based on an indication of a priority, such that a sidelink message may be prioritized over acknowledgment feedback for a downlink message.Type: ApplicationFiled: April 18, 2025Publication date: June 11, 2026Inventors: Yunjung Yi, Esmael Hejazi Dinan, Hyukjin Chae, Ali Cagatay Cirik, Hua Zhou, Kai Xu
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Patent number: 12652678Abstract: A wireless device may receive one or more messages comprising a parameter indicating that a first cell cross-carrier schedules a second cell, a first index of a first search space (SS), of the first cell, for self-carrier scheduling the first cell, and a second index of a second SS of the second cell. The second SS may be linked to the first SS for the cross-carrier scheduling. The wireless device may receive, via the first cell, a downlink control information comprising a carrier indicator field (CIF) indicating self-scheduling the first cell or cross-carrier scheduling the second cell and a PDCCH monitoring skipping indication. In response to the PDCCH monitoring skipping indication, the wireless device may skip PDCCH monitoring according to the SSs of the first cell. The skipping PDCCH monitoring may comprise skipping PDCCH monitoring for self-scheduling the first cell and PDCCH monitoring for cross-carrier scheduling the second cell.Type: GrantFiled: December 22, 2023Date of Patent: June 9, 2026Assignee: Ofinno, LLCInventors: Hua Zhou, Yunjung Yi, Esmael Hejazi Dinan, Ali Cagatay Cirik, Hyoungsuk Jeon, Kai Xu, Bing Hui
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Patent number: 12652725Abstract: A wireless device restarts a first deactivation timer for a first cell, in response to at least one of: receiving downlink control information comprising an uplink grant or a downlink assignment indicating a resource of a second cell; or communicating a transport block via a configured grant resource of the second cell.Type: GrantFiled: October 2, 2023Date of Patent: June 9, 2026Assignee: Ofinno, LLCInventors: Kyungmin Park, Hyoungsuk Jeon, Esmael Hejazi Dinan, Ali Cagatay Cirik, Kai Xu, Jonghyun Park, Hua Zhou, Taehun Kim
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Publication number: 20260155075Abstract: A partition compensation method and an electronic device includes one or more processors and a display having a display driver chip and a display panel. The one or more processors are configured to send a first image and first compensation data to the display driver chip. The display driver chip is configured to map a first gray level of the first image to a second gray level, where the second gray level is less than the first gray level. The display driver ship is also configured to adjust first brightness of a second image in a first display area of the first image based on the first compensation data and the second gray level. The display panel is configured to display, in the first display area, an adjusted second image.Type: ApplicationFiled: August 12, 2022Publication date: June 4, 2026Inventors: Kai Xu, Jialiang Sun, Zheng Gong, Shiyan Song, Xingtang Rao
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Patent number: 12647207Abstract: A wireless device transmits a preamble based on a first spatial filter. The wireless device receives an uplink grant indicating transport block (TB) repetitions and a reference signal (RS). The wireless device transmits, based on the first spatial filter, first repetitions of the TB repetitions. The wireless device transmits, based on a second spatial filter associated with the RS, second repetitions of the TB repetitions.Type: GrantFiled: January 17, 2023Date of Patent: June 2, 2026Assignee: Ofinno, LLCInventors: Kai Xu, Esmael Hejazi Dinan, Hua Zhou, Yunjung Yi, Hyoungsuk Jeon, Nazanin Rastegardoost
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Publication number: 20260144860Abstract: Embodiments of immunogens based on the HIV-1 Env fusion peptide and methods of their use and production are disclosed. Nucleic acid molecules encoding the immunogens are also provided. In several embodiments, the immunogens can be used to generate an immune response to HIV-1 Env in a subject, for example, to treat or prevent an HIV-1 infection in the subject.Type: ApplicationFiled: October 31, 2025Publication date: May 28, 2026Applicant: The United States of America, as represented by the Secretary, Department of Health and Human ServicInventors: Peter Kwong, Rui Kong, Tongqing Zhou, John Mascola, Kai Xu, Cheng Cheng, Gwo-Yu Chuang, Kevin Liu, Baoshan Zhang, Li Ou, Wing-Pui Kong
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Patent number: 12641597Abstract: A wireless device may communicate with a base station by using overlapping transmissions. Overlapping transmissions may comprise a plurality of transmissions, such as a physical uplink shared channel (PUSCH) transmission, a physical uplink control channel (PUCCH) transmission, etc. A rule may be applied to indicate/determine power prioritization. For example, a rule may be used to indicate which of overlapping transmissions of a same type/channel (e.g., PUSCH, PUCCH, etc.) may be dropped or transmitted using a reduced power if the overlapping transmissions would otherwise exceed a power threshold.Type: GrantFiled: February 7, 2023Date of Patent: May 26, 2026Assignee: Comcast Cable Communications, LLCInventors: Ali Cagatay Cirik, Kai Xu, Esmael Hejazi Dinan, Hua Zhou
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Patent number: 12637430Abstract: Disclosed herein is a compound of formula (I). An application of the compound of formula (I) or a stereoisomer thereof in the preparation of a drug for inhibiting interleukin-17A (IL-17A) is further provided.Type: GrantFiled: December 30, 2022Date of Patent: May 26, 2026Assignee: HitGen Inc.Inventors: Jin Li, Dengyou Zhang, Xiaoguang Bai, Xiansi Zhou, Xinfu Hong, Kai Xu, Qingran Li, Xin Chen, Yan Lan
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Patent number: 12641588Abstract: A wireless device receives a downlink control information (DCI) indicating time resources for receiving a plurality of physical downlink control channels (PDSCHs) across slots in a cell, a first priority index, and a first physical uplink control channel (PUCCH) for transmitting feedback information of PDSCHs associated with the first priority index. One or more first PDSCHs are determined from the plurality of PDSCHs as being associated with the first priority index, based on a time resource of each PDSCH of the plurality of PDSCHs. The wireless device may also transmit first feedback information of the one or more first PDSCHs via the first PUCCH of the first priority index, based on the first priority index.Type: GrantFiled: March 7, 2023Date of Patent: May 26, 2026Assignee: Ofinno, LLCInventors: Nazanin Rastegardoost, Yunjung Yi, Esmael Hejazi Dinan, Ali Cagatay Cirik, Hua Zhou, Hyoungsuk Jeon, Kai Xu