Patents by Inventor Meng Lu
Meng Lu 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: 20240147466Abstract: Methods, systems, and devices related to wireless communication are described.Type: ApplicationFiled: December 29, 2023Publication date: May 2, 2024Inventors: Yang ZHANG, Bo GAO, Ke YAO, Meng MEI, Xiaolong GUO, Wenjun YAN, Zhaohua LU
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Publication number: 20240147476Abstract: A method for transmitting paging message, applied to a base station, where the method includes: determining one paging occasion, where the one paging occasion corresponds to one terminal group; determining a plurality of terminal subgroups comprised in the one terminal group; transmitting a paging message according to the one paging occasion and the plurality of terminal subgroups; where paging messages of terminals in a same terminal subgroup are transmitted in a same search space.Type: ApplicationFiled: January 11, 2024Publication date: May 2, 2024Inventors: Shujuan ZHANG, Zhaohua LU, Yuhong GONG, Chuangxin JIANG, Xiaopeng WANG, Meng MEI
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Publication number: 20240137089Abstract: A wireless communication method includes receiving, by a wireless communication device from a network, at least one port parameter, determining, by the wireless communication device, at least one uplink codebook parameter, and determining, by the wireless communication device, a precoder for an uplink transmission based on the at least one uplink codebook parameter and the at least one port parameter.Type: ApplicationFiled: December 7, 2023Publication date: April 25, 2024Applicant: ZTE CORPORATIONInventors: Ke YAO, Bo GAO, Chuangxin JIANG, Zhaohua LU, Meng MEI, Minqiang ZOU
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Publication number: 20240137091Abstract: Presented are systems and methods for uplink frequency selective precoding. A wireless communication device may receive a first signaling from the wireless communication node. The first signaling may include a plurality of precoding information associated with a plurality of port groups. The wireless communication device may determine signals precoded according to the plurality of precoding information. The wireless communication device may transmit the signals to the wireless communication node.Type: ApplicationFiled: October 17, 2023Publication date: April 25, 2024Applicant: ZTE CORPORATIONInventors: Bo GAO, Zhaohua LU, Ke YAO, Minqiang ZOU, Chuangxin JIANG, Meng MEI, Yang ZHANG
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Patent number: 11965833Abstract: A detection device includes a frame, a transport mechanism, detection mechanisms, and a grasping mechanism. The transport mechanism includes a feeding line, a first flow line, and a second flow line arranged in parallel on the frame. The detection mechanisms are arranged on the frame and located on two sides of the transport mechanism. The grasping mechanism is arranged on the frame and used to transport workpieces on the feeding line to the detection mechanisms, transport qualified workpieces to the first flow line, and transport unqualified workpieces to the second flow line.Type: GrantFiled: November 26, 2020Date of Patent: April 23, 2024Assignees: HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Jing-Zhi Hou, Lin-Hui Cheng, Yan-Chao Ma, Jin-Cai Zhou, Zi-Long Ma, Neng-Neng Zhang, Yi Chen, Chen-Xi Tang, Meng Lu, Peng Zhou, Ling-Hui Zhang, Lu-Hui Fan, Shi-Gang Xu, Cheng-Yi Chao, Liang-Yi Lu
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Publication number: 20240129091Abstract: Methods, apparatus, and systems that enable the indication of Demodulation Reference Signal (DMRS) and Phase Tracking Reference Signal (PTRS) for enhancement of the PTRS as well as the DMRS transmissions in future generations of wireless communication systems. In one example aspect, a method for wireless communication includes transmitting, by a base station to a terminal device, a signaling message indicating an association between more than four DMRS ports and at least two PTRS ports. The signaling message includes multiple groups of bits. Each group corresponds to a PTRS port, and each group includes one or more bits indicating a value that corresponds to one of the more than four DMRS ports. The method also includes receiving, by the base station, a transmission from the terminal device according to the signaling message.Type: ApplicationFiled: November 28, 2023Publication date: April 18, 2024Inventors: Meng MEI, Bo GAO, Zhaohua LU, Shujuan ZHANG, Ke YAO, Yang ZHANG
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Patent number: 11959811Abstract: A temperature sensor including a sapphire optical fiber and a nanoporous cladding layer covering at least a portion of the sapphire optical fiber.Type: GrantFiled: December 20, 2019Date of Patent: April 16, 2024Assignees: SSAB Enterprises, LLC, Iowa State University Research Foundation, Inc.Inventors: Meng Lu, Jingjing Qian, Sunday O. Abraham, Randy Petty, Matthew J. Werner
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Publication number: 20240118456Abstract: Disclosed herein is various shared-aperture camera systems and calibration methods. One particular shared-aperture camera system includes a polarization imaging device including: an aperture; a first metasurface configured to diffract incident light going through the aperture such that a first polarization of incident light diffracts in a first direction and a second polarization of the incident light diffracts in a second direction; an image sensor; and a planar diffractive lens including a second metasurface configured to focus the first polarization of incident light diffracted in the first direction onto a first portion of the image sensor and focus the second polarization of incident light diffracted in the second direction onto a second portion of the image sensor.Type: ApplicationFiled: October 4, 2023Publication date: April 11, 2024Applicant: Metalenz, Inc.Inventors: Pawel Latawiec, Seyedali Forouzmand, Meng Lu, Mohammad Salary, Anne Janet Milliez, John W. Graff
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Patent number: 11955371Abstract: A method for preparing a semiconductor device includes: providing a semiconductor substrate, in which a trench is formed on the semiconductor substrate, a filling layer is formed in the trench, and a void is formed in the filling layer; removing a portion of the filling layer to expose the void; forming a plug, in which the plug is configured to plug the void and extends into the void by at least a preset distance; and removing a portion of the filling layer and remaining the plug with at least a preset height until the filling layer reaches a preset thickness to form a contact hole.Type: GrantFiled: August 8, 2021Date of Patent: April 9, 2024Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.Inventors: Jingwen Lu, Hai-Han Hung, Meng-Cheng Chen
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Publication number: 20240106604Abstract: Presented are systems and methods for wireless communication. In one aspect, a wireless communication device receives from a wireless communication node, a first signaling that includes a PTRS-DMRS port association. The PTRS-DMRS port association may indicate or correspond to an association between a PTRS port and a DMRS port of the wireless communication device. In one aspect, the wireless communication device determines that the PTRS-DMRS port association corresponds to a first uplink transmission of a plurality of uplink transmissions.Type: ApplicationFiled: November 28, 2023Publication date: March 28, 2024Applicant: ZTE CORPORATIONInventors: Meng MEI, Yang ZHANG, Chuangxin JIANG, Zhaohua LU, Bo GAO
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Patent number: 11943928Abstract: Embodiments of a channel hole plug structure of 3D memory devices and fabricating methods thereof are disclosed. The memory device includes an alternating layer stack disposed on a substrate, an insulating layer disposed on the alternating dielectric stack, a channel hole extending vertically through the alternating dielectric stack and the insulating layer, a channel structure including a channel layer in the channel hole, and a channel hole plug in the insulating layer and above the channel structure. The channel hole plug is electrically connected with the channel layer. A projection of the channel hole plug in a lateral plane covers a projection of the channel hole in the lateral plane.Type: GrantFiled: April 19, 2022Date of Patent: March 26, 2024Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Li Hong Xiao, Zhenyu Lu, Qian Tao, Yushi Hu, Jun Chen, LongDong Liu, Meng Wang
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Publication number: 20240097848Abstract: Disclosed are methods, systems, apparatuses, and computer readable media for generating a wireless device report for assisting a network node with frequency domain and time domain synchronization. In one aspect, a method of wireless communication is disclosed. The method includes receiving, at a wireless device, a report configuration associated with a reference signal (RS). The method further includes determining, at the wireless device, channel state information (CSI), wherein the CSI comprises at least one of an RS indicator, a rank indicator (RI), a precoding matrix indicator (PMI), Doppler information, or a channel quality index (CQI), according to the report configuration. The method includes reporting, at a wireless device, the channel state information (CSI).Type: ApplicationFiled: November 28, 2023Publication date: March 21, 2024Inventors: Bo GAO, Zhaohua LU, Meng MEI, Minqiang ZOU, Wenjun YAN
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Publication number: 20240097765Abstract: Embodiments of a system, device and method for CSI processing unit determination are disclosed. In some embodiments, a method includes receiving, by a wireless communication device from a wireless communication node, a configuration for channel state information (CSI) reporting; and determining, by the wireless communication device, a number of CSI processing units (CPUs) to utilize for processing the CSI reporting, according to at least one of the configuration for the CSI reporting or a number of reference signal resources, resource sets, or resource settings.Type: ApplicationFiled: November 27, 2023Publication date: March 21, 2024Applicant: ZTE CORPORATIONInventors: Meng MEI, Chuangxin JIANG, Bo GAO, Zhaohua LU, Ke YAO
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Patent number: 11930386Abstract: Provided are a method and device for receiving a measurement reference signal. The method includes: receiving control signaling; where the control signaling includes configuration information of a measurement reference signal, and the configuration information satisfies the following feature: configuring the measurement reference signal to occupy a frequency domain resource in a time domain symbol of a first set of time domain symbols in which a downlink control channel is located; and receiving the measurement reference signal according to the control signaling; wherein the first set of time domain symbols comprise M symbols, where M is a natural number; where the first set of time domain symbols in which the downlink control channel are determined by semi-static signaling; where a beam for the measurement reference signal and a beam for the downlink control is located channel are same in the time domain symbol.Type: GrantFiled: January 21, 2022Date of Patent: March 12, 2024Assignee: ZTE CorporationInventors: Shujuan Zhang, Zhaohua Lu, Yuhong Gong, Chuangxin Jiang, Xiaopeng Wang, Meng Mei
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Publication number: 20240078422Abstract: An optoelectronic computing system includes a first semiconductor die having a photonic integrated circuit (PIC) and a second semiconductor die having an electronic integrated circuit (EIC). The PIC includes optical waveguides, in which input values are encoded on respective optical signals carried by the optical waveguides. The PIC includes an optical copying distribution network having optical splitters. The PIC includes an array of optoelectronic circuitry sections, each receiving an optical wave from one of the output ports of the optical copying distribution network, and each optoelectronic circuitry section includes: at least one photodetector detecting at least one optical wave from the optoelectronic operation. The EIC includes electrical input ports receiving respective electrical values.Type: ApplicationFiled: June 29, 2023Publication date: March 7, 2024Inventors: Huaiyu Meng, Yichen Shen, Yelong Xu, Gilbert Hendry, Longwu Ou, Jingdong Deng, Ronald Gagnon, Cheng-Kuan Lu, Maurice Steinman, Mike Evans, Jianhua Wu
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Publication number: 20240077755Abstract: An integrated circuit interposer includes a semiconductor substrate layer; a first metal contact layer including a first metal contact section that includes metal contacts arranged for electrically coupling to a first semiconductor die in a controlled collapsed chip connection, and a second metal contact section that includes metal contacts arranged for electrically coupling to a second semiconductor die in a controlled collapsed chip connection. A first patterned layer includes individually photomask patterned metal path sections. A second patterned layer includes individually photomask patterned waveguide sections, including a first waveguide that crosses at least one boundary between individually photomask patterned waveguide sections.Type: ApplicationFiled: April 27, 2023Publication date: March 7, 2024Inventors: Huaiyu Meng, Cheng-Kuan Lu, Jonathan Terry, Jingdong Deng, Maurice Steinman, Gilbert Hendry, Yichen Shen
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Publication number: 20240073985Abstract: A system, device and method for failure recovery is disclosed. In one aspect, a method includes determining, by a wireless communication device, at least one reference signal of at least one transmission configuration indicator (TCI) state for beam failure detection, from reference signals of a control resource set (CORESET); and determining, by the wireless communication device according to the at least one reference signal, at least one measurement for comparison with a threshold.Type: ApplicationFiled: November 9, 2023Publication date: February 29, 2024Applicant: ZTE CORPORATIONInventors: Meng MEI, Chuangxin JIANG, Zhaohua LU, Shujuan ZHANG, Bo GAO, Yang ZHANG
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Patent number: 11917621Abstract: A method for transporting common control information includes: transmitting, by a transmitting end, to the common control information on M time-domain resources through M transmission beams, where each of the M time-domain resources includes N time-domain symbols. One time-domain resource of the M time-domain resources where the common control information of each of the M transmission beams is located is respectively determined according to a beam index of a transmission beam, wherein M and N are positive integers. One of M time-domain resources for a synchronization signal corresponds to one time-domain resource of the M time-domain resources of the common control information, a one-to-one correspondence exists between the M transmission beams and the M time-domain resources for the synchronization signal; and a one-to-one correspondence exists between the M transmission beams and M time-domain resources of a broadcast channel.Type: GrantFiled: June 8, 2022Date of Patent: February 27, 2024Assignee: ZTE CORPORATIONInventors: Shujuan Zhang, Zhaohua Lu, Yuhong Gong, Chuangxin Jiang, Xiaopeng Wang, Meng Mei
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Publication number: 20240043734Abstract: A low-end rheology modifier for adjusting rheological characteristics of water-based drilling fluid systems, particularly for high salt, high density drilling fluids in high temperature and high-pressure applications. The low end rheology modifier comprises a copolymer and laponite clay, the copolymer comprising tert-Butylacrylamidosulfonic acid (TBAS) and n-vinylpyrrolidone (NVP) crosslinked with N,N?-Methylenebis(acrylamide).Type: ApplicationFiled: August 8, 2022Publication date: February 8, 2024Applicants: CNPC USA CORPORATION, Beijing Huamei Inc., CHINA NATIONAL PETROLEUM CORPORATIONInventors: JANINE SHIPMAN, MENG LU, WEIBIN ZHA
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Publication number: 20240003205Abstract: A method for significantly reducing and/or preventing loss circulation in a well during drilling operations. The method includes pumping water-based drilling fluid comprising shape memory polymer particles into bore hole while drilling and exposing the drilling fluid to an activation temperature. The polymer particles change shape at activation temperature filling all or portion of fractures in the bore hole thus significantly reducing and/or preventing loss circulation in the well.Type: ApplicationFiled: July 1, 2022Publication date: January 4, 2024Applicants: CNPC USA CORPORATION, BEIJING HUAMEI, INC., CHINA NATIONAL PETROLEUM CORPORATIONInventors: WEIBIN ZHA, MENG LU, JANINE SHIPMAN, JIAXIANG REN, FUCHEN LIU, RONGCHAO CHENG