Patents by Inventor Xiangyu Liu
Xiangyu Liu 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).
-
Publication number: 20240125757Abstract: A device for detecting soil nutrients on site, including an extracting grid, an on-site real-time detection assembly and a transfer assembly for transferring a soil extract from the extracting grid to the on-site real-time detection assembly. A soil nutrient detection method using the device and a microfluidic chip are also provided. The microfluidic chip includes a cover plate and a base plate. The base plate includes a soil extract feeding groove, a quantitative feeding groove, a reagent storage groove, and a serpentine groove.Type: ApplicationFiled: December 26, 2023Publication date: April 18, 2024Inventors: Rujing WANG, Yongjia CHANG, Xiangyu CHEN, Qinwen LU, Jiangning CHEN, Qiao CAO, Yang LIU, Xiaoyu ZHANG, Jiahao XIAO, Hongyan GUO, Dapeng WANG
-
Publication number: 20240118864Abstract: A method and device for mixedly playing a program are provided by embodiments of the disclosure, the method of mixedly playing a program including: playing, in a first player interface of an application, a first multimedia program in a first list, the application being used to play at least two types of multimedia programs included in the first list; receiving a switching operation in the application, the switching operation being used to instruct the first multimedia program being played to switch to a second multimedia program in the first list; and if a type of the first multimedia program is different from the second multimedia program, playing the second multimedia program in a second player interface of the application, the first player interface and the second player interface being used to play different types of multimedia programs respectively.Type: ApplicationFiled: December 19, 2023Publication date: April 11, 2024Inventors: Yang Li, Haiyang Huang, Jiarui Xu, Bowen Yang, Xiangyu Liu, Yuxin Yang
-
Publication number: 20240093345Abstract: The present disclosure provides a fixed-position defect doping method for a micro-nanostructure based on a self-alignment process, including: S1, sequentially forming a sacrificial layer and a photoresist layer on a surface of a crystal substrate; S2, performing a lithography on the photoresist layer to form a mask hole according to a micro-nano pattern; S3, performing an isotropic etching on the sacrificial layer through the mask hole, and amplifying the micro-nano pattern to the sacrificial layer; S4, performing an ion implantation doping on an exposed crystal surface below the mask hole; S5, removing the photoresist layer, and depositing a mask material; S6, removing the sacrificial layer, and transferring a micro-nano amplified pattern in the sacrificial layer to a mask material pattern; and S7, etching an exposed crystal surface, and removing the mask material on the surface and forming a specific defect by annealing.Type: ApplicationFiled: November 30, 2020Publication date: March 21, 2024Inventors: Mengqi Wang, Ya Wang, Haoyu Sun, Xiangyu Ye, Pei Yu, Hangyu Liu, Pengfei Wang, Fazhan Shi, Jiangfeng Du
-
Patent number: 11935213Abstract: A laparoscopic image smoke removal method based on a generative adversarial network, and belongs to the technical field of computer vision. The method includes: processing a laparoscopic image sample to be processed using a smoke mask segmentation network to acquire a smoke mask image; inputting the laparoscopic image sample to be processed and the smoke mask image into a smoke removal network, and extracting features of the laparoscopic image sample to be processed using a multi-level smoke feature extractor to acquire a light smoke feature vector and a heavy smoke feature vector; and acquiring, according to the light smoke feature vector, the heavy smoke feature vector and the smoke mask image, a smoke-free laparoscopic image by filtering out smoke information and maintaining a laparoscopic image by using a mask shielding effect. The method has the technical effects of robustness and ability of being embedded into a laparoscopic device for use.Type: GrantFiled: March 14, 2023Date of Patent: March 19, 2024Assignee: Shandong Normal UniversityInventors: Dengwang Li, Pu Huang, Tingxuan Hong, Jie Xue, Hua Lu, Xueyao Liu, Baolong Tian, Changming Gu, Bin Jin, Xiangyu Zhai
-
Publication number: 20230347458Abstract: The present disclosure discloses an assembling device for a rotating joint of rotary drying equipment, including a telescopic upright column; a mounting sleeve is fixed at a top of the telescopic upright column; an inner end of each bevel gear is connected with a first screw rod; the first screw rods are sleeved with fixed rods through threads; a microprocessor is fixed at a bottom of the mounting sleeve; a motor is fixed at a top of the mounting sleeve; an oil slot formed in an inner wall of a top of a detection tooth ring is internally connected with a detection seat through a first elastic telescopic rod; an adjustment rod is embedded into a right bottom of the detection seat in an elastic sliding manner through a spring.Type: ApplicationFiled: July 4, 2023Publication date: November 2, 2023Inventors: Yigui WANG, Tianliang JIN, Xiaorong CHEN, ShuangShuang TAO, Jie REN, Wei WEI, Ye TIAN, Qianyin WANG, Yizhuan QIAN, Rui YANG, Guoquan CHEN, Huihui HE, Zhengtao ZHANG, Bo YANG, Yiqing CHENG, Songxiao LI, Hong YANG, Wenyan XU, Xiangyu LIU, Sanhai WU
-
Patent number: 11794291Abstract: The present disclosure discloses an assembling device for a rotating joint of rotary drying equipment, including a telescopic upright column; a mounting sleeve is fixed at a top of the telescopic upright column; an inner end of each bevel gear is connected with a first screw rod; the first screw rods are sleeved with fixed rods through threads; a microprocessor is fixed at a bottom of the mounting sleeve; a motor is fixed at a top of the mounting sleeve; an oil slot formed in an inner wall of a top of a detection tooth ring is internally connected with a detection seat through a first elastic telescopic rod; an adjustment rod is embedded into a right bottom of the detection seat in an elastic sliding manner through a spring.Type: GrantFiled: July 4, 2023Date of Patent: October 24, 2023Assignee: ZHONGJIAN WUZHOU ENGINEERING EQUIPMENT CO., LTDInventors: Yigui Wang, Tianliang Jin, Xiaorong Chen, ShuangShuang Tao, Jie Ren, Wei Wei, Ye Tian, Qianyin Wang, Yizhuan Qian, Rui Yang, Guoquan Chen, Huihui He, Zhengtao Zhang, Bo Yang, Yiqing Cheng, Songxiao Li, Hong Yang, Wenyan Xu, Xiangyu Liu, Sanhai Wu
-
Publication number: 20230276524Abstract: Described is a method and device for detecting a DTX state at a UCI receiver in a wireless communication system. The method comprises receiving a linear block encoded signal on an uplink at said UCI receiver and processing the received signal after resource element (RE) demapping to generate a soft bit sequence s. The method includes selecting a plurality of bits in said generated soft bit sequence s as comparison bits and comparing said selected comparison bits to corresponding bits in a reconstructed soft bit sequence r. The reconstructed soft bit sequence r is generated from a plurality of bits selected as reconstruction bits in said generated soft bit sequence s. A comparison or correlation metric is determined between the comparison bits and the corresponding bits in the reconstructed soft bit sequence r, and a determination is made of the occurrence of a DTX state by evaluating the determined comparison or correlation metric.Type: ApplicationFiled: February 25, 2022Publication date: August 31, 2023Inventors: Yaming Luo, Man Wai Kwan, Xiangyu Liu, Yanda Mou, Kong Chau Tsang
-
Publication number: 20230243523Abstract: A sound insulation assembly, and an air conditioner having same, to solve the problem of poor sound insulation. The sound insulation assembly of the air conditioner includes a housing and a cover; an accommodation space to accommodate a compressor assembly is formed in the housing; the top of the housing is covered with the cover; a sound insulation chamber is defined by the cover and the accommodation space; the compressor assembly is arranged in the sound insulation chamber; the sound insulation assembly further includes a first sealing component; the first sealing component is arranged on contact areas of the housing and the cover for sealing. The compressor assembly is arranged so that noise generated by operating of the compressor assembly can be better insulated in the sound insulation chamber.Type: ApplicationFiled: December 31, 2020Publication date: August 3, 2023Applicants: Qingdao Haier Air Conditioner General Corp., Ltd., Haier Smart Home Co., Ltd.Inventors: Jiaxing GUO, Xiangyu LIU
-
Patent number: 11692749Abstract: A method for operating a refrigeration appliance includes the steps of running a compressor and opening at least one of a first branch and a second branch, where the first branch has a first evaporator, the second branch has a second evaporator, and the first branch and the second branch are connected in parallel at inlets thereof. The method further determines, according to an ambient temperature, whether the first branch is open after the compressor is turned off and determines, based on the ambient temperature, whether the second branch is open after the compressor is turned off.Type: GrantFiled: December 7, 2020Date of Patent: July 4, 2023Assignee: BSH Hausgeraete GmbHInventors: Xiangyu Liu, Guike Shen, Baoyang Wang, Qiwu Zhu, Weizhong Zhu
-
Method and device for detecting partial discontinuous transmission (DTX) using soft bits correlation
Patent number: 11611987Abstract: Described is a method and device for detecting a discontinuous transmission (DTX) state or a partial DTX state at an uplink control information (UCI) receiver in a wireless communication system. The method comprises receiving a linear block encoded signal on an uplink (UL) at said UCI receiver and processing said signal after resource element (RE) demapping to obtain a soft bit sequence. The soft bit sequence is then transformed into multiple sub-sequences. Correlation metrics are determined for two or more of the multiple sub-sequences or two or more sub-sequence groups derived from the multiple sub-sequences or sequence segments derived from the sub-sequence groups. Then, a determination is made if a DTX state has occurred by evaluating the determined correlation metrics.Type: GrantFiled: January 5, 2021Date of Patent: March 21, 2023Assignee: Hong Kong Applied Science and Technology Research Institute Co., LtdInventors: Yaming Luo, Yunxiang Yao, Man Wai Kwan, Xiangyu Liu, Shuaimin Jiang, Kong Chau Tsang -
Publication number: 20230084533Abstract: A signal measurement method and a signal measurement apparatus (1000) are provided. A mode selection switch (11) may be used to enable a multi-lead measurement mode, to obtain signals of a plurality of leads and a status of a user. When quality of the signals of the plurality of leads is good or the user is in a static state, extracted features of the signals of the plurality of leads are output. When the signals of the plurality of leads are poor and the user is in a moving state, the mode selection switch (11) is used to switch to a single-lead mode with right leg drive, to obtain a signal of a single lead. A common-mode signal is eliminated from the signal of the single lead by using a negative feedback of a right leg drive electrode, and a feature of the signal of the single lead is output.Type: ApplicationFiled: October 26, 2020Publication date: March 16, 2023Inventors: Xiangyu LIU, Bin YANG, Jie ZHANG, Yixin CHEN
-
Publication number: 20220386878Abstract: A body temperature measurement method applied to a wrist wearable device includes, when a body temperature of a user is measured, measuring a first temperature at a forehead of the user using a temperature sensor, and measuring a second temperature at a wrist of the user is using a second temperature sensor at a relatively close time. Through calculation, a third temperature associated with the first temperature is displayed on a display. A fourth temperature at the wrist is then measured using the second temperature sensor. When the fourth temperature is the same as the second temperature, the third temperature is displayed on the display according to the foregoing relationship.Type: ApplicationFiled: September 25, 2020Publication date: December 8, 2022Inventors: Yue Li, Bin Yang, Huichao Ren, Xiangyu Liu
-
Patent number: 11457502Abstract: Described is a method and device for detecting a discontinuous transmission state (DTX) at an uplink control information (UCI) receiver device in a wireless communication system. The method involves receiving a linear block encoded signal on an uplink (UL) at said UCI receiver device and processing the received linear block encoded signal after resource element (RE) dernapping to obtain channel estimation data. The method includes determining from said channel estimation data a DTX metric for one or more selected resource blocks (RBs) and determining if a DTX state has occurred by comparing the determined DTX metric to a calculated, selected, or predetermined threshold.Type: GrantFiled: February 9, 2021Date of Patent: September 27, 2022Assignee: Hong Kong Applied Science And Technology Research Institute Co., LtdInventors: Yaming Luo, Yunxiang Yao, Man Wai Kwan, Xiangyu Liu, Yiu Wing Edwin Chan, Kong Chau Tsang
-
Publication number: 20220259043Abstract: The present application provides a system and a method for water-based chemical-looping hydrogen generation. The method for water-based chemical-looping hydrogen generation comprises a water-based reduction process of oxygen carrier and a water-based oxidation process of oxygen carrier, wherein in the water-based reduction process of oxygen carrier, an oxygen carrier is reduced with a hydrocarbon fuel in the presence of a steam to produce a hydrogen gas as well as a reduced oxygen carrier and a carbon dioxide; and in the water-based oxidation process of oxygen carrier, the reduced oxygen carrier is oxidized with the steam to produce the hydrogen gas, while the reduced oxygen carrier is oxidized to its original state, thereby forming a chemical-looping. The present application can reduce the energy consumption while improving the efficiency of the hydrogen generation, enabling a zero energy consumption separation of carbon dioxide in the hydrogen generation process.Type: ApplicationFiled: December 31, 2019Publication date: August 18, 2022Inventors: Hongguang Jin, Hao Zhang, Hui Hong, Yali Cao, Xiangyu Liu
-
Publication number: 20220256642Abstract: Described is a method and device for detecting a discontinuous transmission state (DTX) at an uplink control information (UCI) receiver device in a wireless communication system. The method involves receiving a linear block encoded signal on an uplink (UL) at said UCI receiver device and processing the received linear block encoded signal after resource element (RE) dernapping to obtain channel estimation data. The method includes determining from said channel estimation data a DTX metric for one or more selected resource blocks (RBs) and determining if a DTX state has occurred by comparing the determined DTX metric to a calculated, selected, or predetermined threshold.Type: ApplicationFiled: February 9, 2021Publication date: August 11, 2022Inventors: Yaming Luo, Yunxiang Yao, Man Wai Kwan, Xiangyu Liu, Yiu Wing Edwin Chan, Kong Chau Tsang
-
Method and Device for Detecting Partial Discontinuous Transmission (DTX) Using Soft Bits Correlation
Publication number: 20220217710Abstract: Described is a method and device for detecting a discontinuous transmission (DTX) state or a partial DTX state at an uplink control information (UCI) receiver in a wireless communication system. The method comprises receiving a linear block encoded signal on an uplink (UL) at said UCI receiver and processing said signal after resource element (RE) demapping to obtain a soft bit sequence. The soft bit sequence is then transformed into multiple sub-sequences. Correlation metrics are determined for two or more of the multiple sub-sequences or two or more sub-sequence groups derived from the multiple sub-sequences or sequence segments derived from the sub-sequence groups. Then, a determination is made if a DTX state has occurred by evaluating the determined correlation metrics.Type: ApplicationFiled: January 5, 2021Publication date: July 7, 2022Inventors: Yaming Luo, Yunxiang Yao, Man Wai Kwan, Xiangyu Liu, Shuaimin Jiang, Kong Chau Tsang -
Publication number: 20220217714Abstract: Described is a method of processing a signal received at an uplink control information (UCI) receiver in a wireless communication system. The method comprises processing a signal received on an uplink (UL) at said UCI receiver to transform said received signal into a likelihood calculation of possible transmitted codewords (?1 . . . ?i . . . ?N) and determining a maximum magnitude ?max value from said likelihood calculation. The method includes comparing said maximum magnitude ?max value to a selected, calculated or predetermined scaled threshold S·? where ? is a threshold and S is a scaling factor for the threshold ?. The comparison step is such that, where |?max|2>S·?, the method comprises determining that the signal received comprises a linear block encoded signal. In the method, prior to said comparison step, the scaling factor S is selected from a plurality of scaling factor options.Type: ApplicationFiled: January 7, 2021Publication date: July 7, 2022Inventors: Yaming Luo, Yunxiang Yao, Man Wai Kwan, Xiangyu Liu, Ying Lun Tsui, Kong Chau Tsang
-
Patent number: 11375486Abstract: Described is a method of processing a signal received at an uplink control information (UCI) receiver in a wireless communication system. The method comprises processing a signal received on an uplink (UL) at said UCI receiver to transform said received signal into a likelihood calculation of possible transmitted codewords (?1 . . . ?i . . . ?N) and determining a maximum magnitude ?max value from said likelihood calculation. The method includes comparing said maximum magnitude ?max value to a selected, calculated or predetermined scaled threshold S·? where ? is a threshold and S is a scaling factor for the threshold ?. The comparison step is such that, where |?max|2>S·?, the method comprises determining that the signal received comprises a linear block encoded signal. In the method, prior to said comparison step, the scaling factor S is selected from a plurality of scaling factor options.Type: GrantFiled: January 7, 2021Date of Patent: June 28, 2022Assignee: Hong Kong Applied Science And Technology Research Institute Co., LtdInventors: Yaming Luo, Yunxiang Yao, Man Wai Kwan, Xiangyu Liu, Ying Lun Tsui, Kong Chau Tsang
-
Patent number: 11363578Abstract: Described is a method and device for processing a signal received at an uplink control information (UCI) receiver in a wireless communication system. The method comprises processing a signal received on an uplink (UL) at said UCI receiver to transform said received signal into a likelihood calculation of possible transmitted codewords (?1 . . . ?i . . . ?N). The likelihood calculation of possible transmitted codewords (?1 . . . ?i . . . ?N) may comprise a multi-dimensional discrete Fourier transform (DFT) (?1 . . . ?i . . . ?N) of said received signal. The multi-dimensional may be formed as a Hadamard Transform. The method includes determining a maximum magnitude ?max value from said likelihood calculation of possible transmitted codewords (?1 . . . ?i . . . ?N) and then comparing said ?max value to a selected, calculated or predetermined scaled threshold c·? where ? is a threshold and c is a scaling factor for the threshold ?.Type: GrantFiled: March 24, 2020Date of Patent: June 14, 2022Assignee: Hong Kong Applied Science and Technology Research Institue Company LimitedInventors: Yaming Luo, Man Wai Kwan, Xiangyu Liu, Kanghao Jia, Kong Chau Tsang
-
Patent number: D984022Type: GrantFiled: September 22, 2022Date of Patent: April 18, 2023Assignee: SHENZHEN YUSHIDA TECHNOLOGY CO., LTD.Inventor: Xiangyu Liu