Patents by Inventor Min Lei
Min Lei 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: 11351597Abstract: An intelligent riveting system comprising a hydraulic riveting tool (1), a riveting position identification system, a riveting displacement detection system, a riveting pressure detection system and a central processing system, wherein the central processing system acquires image information and carries out position identification, encoding and storage to form riveting position data in one-to-one correspondence, acquires real-time displacement data and riveting oil pressure data of each riveting position to form real-time data corresponding to riveting displacement values and riveting pressure values, and compares same with a standard to carry out quality determination. By means of the intelligent riveting system, a riveting position and an installation parameter are automatically identified and acquired, and the riveting quality is automatically determined; and by means of storing data during riveting and installation, the traceability of rivet installation quality can be achieved.Type: GrantFiled: September 17, 2018Date of Patent: June 7, 2022Assignee: MEISHAN CRRC FASTENING SYSTEM CO., LTDInventors: Guangcheng Dai, Tao Deng, Long Guo, Min Lei, Wei Li, Qiang Liu, Yu Liu, Tao Yu, Xin Zhang, Xiangyun Zhao
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Patent number: 11356967Abstract: A method based on standalone secondary synchronization signals (SSSs) can include receiving a configuration of an SSS burst at a user equipment (UE) from a base station in a wireless communication network. The SSS burst can include standalone SSSs grouped into SSS sets. Each SSS set can be associated with a beam index. The configuration can indicate frequency and timing locations of the standalone SSSs. The method can further include performing pre-synchronization, radio resource management (RRM) measurement, or cell detection based on the standalone SSSs in the SSS burst.Type: GrantFiled: August 2, 2019Date of Patent: June 7, 2022Assignee: MediaTek Singapore Pte. Ltd.Inventors: Tao Chen, Wei-De Wu, Min Lei
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Publication number: 20220086782Abstract: A method of synchronization for sidelink communications can include synchronize to a synchronization source at a user equipment (UE) to determine a frame timing for sidelink communications, and transmitting a sidelink synchronization signal block (S-SSB) according to the frame timing. When the synchronization source is a global navigation satellite system (GNSS), a slot number can be determined according to a GNSS timing and a subcarrier spacing. In one embodiment, the slot number can be determined based on a function of ?,Tcurrent, Tref and offsetDFN.Type: ApplicationFiled: January 10, 2020Publication date: March 17, 2022Applicant: MediaTek Singapore Pte. Ltd.Inventors: Tao CHEN, Zhixun TANG, Min LEI
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Publication number: 20220061041Abstract: A method of two-stage sidelink control information (SCI) can include receiving a transport block, and transmitting from a transmission user equipment (Tx UE) to a reception user equipment (Rx UE) the transport block with two-stage SCI including a 1st-stage SCI and a 2nd-stage SCI. The 1st-stage SCI can be transmitted over a physical sidelink control channel (PSCCH). The 2nd-stage SCI and the transport block can share resources of a physical sidelink shared channel (PSSCH). The 2nd-stage SCI and the transport block can share a demodulation reference signal (DMRS).Type: ApplicationFiled: April 2, 2020Publication date: February 24, 2022Applicant: MediaTek Singapore Pte. Ltd.Inventors: Tao CHEN, Zhixun TANG, Chien-Yi WANG, Pei-Kai LIAO, Min LEI
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Publication number: 20220039035Abstract: Various examples and schemes pertaining to enhancements for sidelink (SL) synchronization in New Radio (NR) vehicle-to-everything (V2X) communications are described. A user equipment (UE) establishes synchronization with one other UE in a vehicle-to-everything (V2X) network based on a partial search or signaling. The UE performs a sidelink (SL) communication with the other UE upon the synchronization being established. The UE also maintains the SL communication during a SL synchronization reference change by either of the UEs.Type: ApplicationFiled: July 30, 2021Publication date: February 3, 2022Inventors: Tao Chen, Zhixun Tang, Min Lei
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Publication number: 20210392640Abstract: A method for shared frame configuration of multiple (sub)systems is provided. The method is executed by a first device of a first (sub)system and includes: determining whether the first (sub)system is a highest-priority system; and determining the allocation of resources of time symbols in a shared frame in the multiple (sub) systems when the first (sub)system is a highest-priority system.Type: ApplicationFiled: June 11, 2021Publication date: December 16, 2021Inventors: Tao CHEN, Min LEI
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Publication number: 20210337466Abstract: A communication apparatus includes an antenna module, a radio transceiver and a processor. The radio transceiver transmits or receives wireless radio frequency signals to or from an air interface via the one or more antennas of the antenna module. The processor is configured to determine an actual communication capability of the communication apparatus, determine a reduced communication capability of the communication apparatus according to the actual communication capability, and report the reduced communication capability instead of the actual communication capability as a communication capability of the communication apparatus to a network device. A corresponding value of the reduced communication capability is smaller than a corresponding value of the actual communication capability.Type: ApplicationFiled: August 30, 2018Publication date: October 28, 2021Inventors: Zhen ZOU, Jianwei ZHANG, Chih-Chieh LAI, Min LEI, Wenze QU
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Publication number: 20210281846Abstract: A method and apparatus for processing transform blocks of video data performed by a video encoder or a video decoder are disclosed. A plurality of quantization matrix sets are determined, where each quantization matrix set includes one or more quantization matrices corresponding to different block types. For a transform block corresponding to a current block in a current picture, a selected quantization matrix set is determined from the plurality of quantization matrix sets for the transform block. Quantization process or de-quantization process is applied to the transform block using a corresponding quantization matrix from the selected quantization matrix set.Type: ApplicationFiled: September 13, 2016Publication date: September 9, 2021Inventors: Shih-Ta HSIANG, Shaw-Min LEI, Yu-Wen HUANG, Yu-Chen SUN
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Patent number: 11032550Abstract: In one example, a method for video coding includes receiving input data associated with a current block in an image frame, generating an inter predictor of the current block, and generating an intra predictor of the current block based on samples of neighboring pixels and an intra prediction mode that locates the samples of neighboring pixels. The method further includes generating a final predictor of the current block by combining the inter predictor and the intra predictor according to one or more intra weight coefficients associated with the intra prediction mode, and encoding or decoding the current block based on the final predictor to output encoded video data or a decoded block. The one or more intra weight coefficients indicate one or more ratios that corresponding one or more portions of the intra predictor are combined with the inter predictor, respectively.Type: GrantFiled: February 23, 2017Date of Patent: June 8, 2021Assignee: MEDIATEK INC.Inventors: Jing Ye, Shan Liu, Shaw-Min Lei
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Publication number: 20210167884Abstract: A method based on standalone secondary synchronization signals (SSSs) can include receiving a configuration of an SSS burst at a user equipment (UE) from a base station in a wireless communication network. The SSS burst can include standalone SSSs grouped into SSS sets. Each SSS set can be associated with a beam index. The configuration can indicate frequency and timing locations of the standalone SSSs. The method can further include performing pre-synchronization, radio resource management (RRM) measurement, or cell detection based on the standalone SSSs in the SSS burst.Type: ApplicationFiled: August 2, 2019Publication date: June 3, 2021Applicant: MediaTek Singapore Pte. Ltd.Inventors: Tao CHEN, Wei-De WU, Min LEI
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Publication number: 20210121941Abstract: An intelligent riveting system comprising a hydraulic riveting tool (1), a riveting position identification system, a riveting displacement detection system, a riveting pressure detection system and a central processing system, wherein the central processing system acquires image information and carries out position identification, encoding and storage to form riveting position data in one-to-one correspondence, acquires real-time displacement data and riveting oil pressure data of each riveting position to form real-time data corresponding to riveting displacement values and riveting pressure values, and compares same with a standard to carry out quality determination. By means of the intelligent riveting system, a riveting position and an installation parameter are automatically identified and acquired, and the riveting quality is automatically determined; and by means of storing data during riveting and installation, the traceability of rivet installation quality can be achieved.Type: ApplicationFiled: September 17, 2018Publication date: April 29, 2021Inventors: Guangcheng DAI, Tao DENG, Long GUO, Min LEI, Wei LI, Qiang LIU, Yu LIU, Tao YU, Xin ZHANG, Xiangyun ZHAO
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Publication number: 20210105760Abstract: A method of sidelink communications can include receiving at a user equipment (UE) a configuration for a first resource pool indicating a first size of a first first-stage sidelink control information (SCI) in terms of a number of orthogonal frequency division multiplexing (OFDM) symbols and a second size of the first first-stage SCI in terms of a number of physical resource blocks (PRBs). The first resource pool can be divided into slots in time domain and sub-channels each occupying a set of PRBs in frequency domain. The first first-stage SCI having the first size of the number of OFDM symbols and the second size of the number of PRBs indicated by the configuration for the first resource pool can be transmitted within a first slot and a first sub-channel of the first resource pool.Type: ApplicationFiled: September 29, 2020Publication date: April 8, 2021Applicant: MEDIATEK SINGAPORE PTE. LTD.Inventors: Tao CHEN, Zhixun TANG, Min LEI
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Publication number: 20210091912Abstract: Aspects of the disclosure provide a method and an apparatus for switching to the next Uu bandwidth part (BWP) from a sidelink BWP (SL BWP) that is switched from an original Uu BWP. For example, the method can include operating, at a user equipment, on an original Uu BWP, switching from the original Uu BWP to an SL BWP, and switching from the SL BWP to the next Uu BWP. In some embodiments, switching from the SL BWP to the next Uu BWP can include switching from the SL BWP to the original Uu BWP followed by switching from the original Uu BWP to the next Uu BWP. In other embodiments, switching from the SL BWP to the next Uu BWP can include switching from the SL BWP to a default Uu BWP followed by switching from the default Uu BWP to the next Uu BWP.Type: ApplicationFiled: August 14, 2020Publication date: March 25, 2021Applicant: MEDIATEK SINGAPORE PTE. LTD.Inventors: Zhixun TANG, Tao CHEN, Min LEI
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Publication number: 20210092737Abstract: Aspects of the disclosure provide an apparatus, which can include a receiving circuitry and a processing circuitry. The receiving circuitry can be configured to receive a configuration indicating that a preconfigured number of consecutive symbols within a slot are used for a sidelink transmission. The receiving circuitry can be further configured to receive the sidelink transmission over the preconfigured number of consecutive symbols within the slot. The processing circuitry can be configured to process a data transmission of the sidelink transmission received over the preconfigured number of consecutive symbols within the slot. Aspects of the disclosure also provide a method.Type: ApplicationFiled: August 14, 2020Publication date: March 25, 2021Inventors: Zhixun TANG, Tao CHEN, Min LEI
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Patent number: 10944596Abstract: Aspects of the disclosure provide a method for radio resource management (RRM) measurement and channel estimation. The method can include receiving first reference signals of a first system in a wireless communication network at a user equipment (UE), receiving second reference signals of a second system in the wireless communication network at the UE, receiving a quasi-co-location (QCL) configuration from one of the first system and the second system, the QCL configuration indicating the first reference signals and the second reference signals are quasi-co-located (QCLed) or co-located, and performing an RRM measurement and/or a channel estimation based on a combination of the QCLed first reference signals and second reference signals.Type: GrantFiled: October 17, 2018Date of Patent: March 9, 2021Assignee: MEDIATEK (Beijing) INC.Inventors: Tao Chen, Zhixun Tang, Min Lei
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Publication number: 20210067290Abstract: A method of sidelink transmission with two-stage sidelink control information (SCI) can include transmitting a physical sidelink control channel (PSCCH) including a 1st-stage sidelink control information (SCI) over a sidelink from a transmission user equipment (Tx UE) to a reception user equipment (Rx UE), and transmitting a physical sidelink shared channel (PSSCH) that is associated with the PSCCH and multiplexed with a demodulation reference signal (DMRS). The 1st-stage SCI indicates a first PSSCH DMRS pattern of the DMRS multiplexed with the PSSCH.Type: ApplicationFiled: August 24, 2020Publication date: March 4, 2021Applicant: MEDIATEK SINGAPORE PTE. LTD.Inventors: Tao Chen, Zhixun Tang, Min Lei, Zhen Zou, Xuanbo Shao
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Publication number: 20210051613Abstract: Aspects of the disclosure provide a method and an apparatus for synchronization to a common synchronization reference source. For example, the apparatus can include receiving circuitry and processing circuitry. The receiving circuitry can be configured to receive from a BS a signaling indicating a timing offset between sidelink synchronization timings of the apparatus and a GNSS. The processing circuitry can be configured to adjust the sidelink synchronization timing of the apparatus based on the timing offset.Type: ApplicationFiled: August 14, 2020Publication date: February 18, 2021Applicant: MEDIATEK SINGAPORE PTE. LTD.Inventors: Zhixun TANG, Tao CHEN, Min LEI
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Publication number: 20200362013Abstract: Expression systems for the expression of an ?9?10 nicotinic acetylcholine receptor (nAChR) are described. Also described are methods of using the expression systems to identify agonists, antagonists, or allosteric modulators of an ?9?10 nAChR.Type: ApplicationFiled: May 15, 2020Publication date: November 19, 2020Inventors: David S. Bredt, Weston Davini, Shenyan Gu, Jose Matta, Min Lei O'Carroll
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Patent number: 10798392Abstract: A method of video coding using palette coding mode for color video in a non-444 color format is disclosed. The non-444 video data can be converted to the 444 format so that the palette designed for the 444 format can be used for the non-444 video data. For the 4:2:0 color format, each chroma sample collocated with corresponding quad luma samples is padded with three chroma samples to form converted quad chroma samples. For the 4:2:0 color format, if a current pixel does not belong to the color palette, one or more escape values are signaled for the current pixel and the escape value associated with the chroma sample of the current pixel for each color component is not signaled for three of the quad chroma sample locations collocated with corresponding quad luma samples.Type: GrantFiled: September 11, 2019Date of Patent: October 6, 2020Assignee: HFI INNOVATION INC.Inventors: Shan Liu, Jing Ye, Xiaozhong Xu, Jungsun Kim, Wang-Lin Lai, Shaw-Min Lei
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Patent number: 10701355Abstract: A method and apparatus for intra prediction for a current block using directional intra prediction based on neighboring pixels around the current block are disclosed. Embodiment according to the present invention derives the gradient for the current pixel from the neighboring reconstructed pixels along a prediction direction of directional intra prediction. The gradient derived is used to form the final intra prediction. In another embodiment of the present invention, the intra prediction for slant vertical and horizontal directions is derived based on the neighboring reconstructed pixels in a neighboring row adjacent to the top side of the current block and the neighboring reconstructed pixels in a neighboring column adjacent to the left side of the current block.Type: GrantFiled: April 9, 2019Date of Patent: June 30, 2020Assignee: HFI INNOVATION INC.Inventors: Mei Guo, Xin Zhao, Xun Guo, Shaw-Min Lei