Patents by Inventor PEIZHI CAI
PEIZHI CAI 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: 11462826Abstract: The present disclosure provides a signal conditioner, an antenna device and a manufacturing method. The signal conditioner includes: a microstrip line including a first portion and a second portion; an insulating layer including a first insulating layer covering the first portion; at least one electrode; a liquid crystal layer covering the microstrip line, the insulating layer, and the at least one electrode; and a common electrode line. A first end of the first portion is connected to a first end of the second portion. A second end of the first portion is connected to a second end of the second portion. The at least one electrode includes a first electrode on a side of the first insulating layer facing away from the first portion. The common electrode line is on a side of the liquid crystal layer facing away from the microstrip line.Type: GrantFiled: December 13, 2019Date of Patent: October 4, 2022Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jie Wu, Tienlun Ting, Xiangzhong Kong, Liang Li, Xue Cao, Ying Wang, Haocheng Jia, Peizhi Cai, Chuncheng Che
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Patent number: 11450972Abstract: Embodiments of the present disclosure provide a power distribution network, a liquid crystal antenna including the power distribution network, and a communication device including the liquid crystal antenna. The power distribution network is configured to be used in a liquid crystal antenna and includes a plurality of cascaded power distributors. Each of the plurality of cascaded power distributors comprises a first microstrip line, a transmission medium region and a reference electrode. A tangent value of a dielectric loss angle of a transmission medium in the transmission medium region is smaller than a tangent value of a dielectric loss angle of a liquid crystal in the liquid crystal antenna.Type: GrantFiled: June 27, 2019Date of Patent: September 20, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Ying Wang, Tienlun Ting, Xiangzhong Kong, Jie Wu, Liang Li, Peizhi Cai, Chuncheng Che, Hao Liu
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Patent number: 11400448Abstract: The disclosure provides a chip substrate and a digital micro-fluidic chip and belongs to the field of digital micro-fluidic technology. The chip substrate provided by the disclosure has a plurality of control regions spaced apart from each other, the chip substrate including: a first base substrate; a driving electrode disposed in each control region over the first base substrate, the driving electrode being configured to drive a droplet to move, wherein the chip substrate further comprises a pressure detecting element provided in each control region over the first base substrate, and configured to detect a pressure from the droplet, so that the chip substrate determines a position of the droplet according to the pressure.Type: GrantFiled: March 19, 2019Date of Patent: August 2, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yue Geng, Peizhi Cai, Fengchun Pang, Le Gu, Chuncheng Che
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Patent number: 11383238Abstract: A microfluidic apparatus is provided. The microfluidic apparatus includes an electrochromic layer including a plurality of individually independently addressable regions; a microfluidic layer defining a microfluidic channel for allowing a microfluid to pass therethrough; and a plurality of photodetectors configured to detect light transmit through the microfluid.Type: GrantFiled: July 26, 2019Date of Patent: July 12, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Nan Zhao, Peizhi Cai, Haochen Cui, Yuelei Xiao, Fengchun Pang, Le Gu, Yingying Zhao, Hui Liao, Yue Geng, Wenliang Yao
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Publication number: 20220184577Abstract: A gene sequencing chip is provided, which includes: an upper substrate including a plurality of liquid inlets for inletting liquid drops; a lower substrate opposite to the upper substrate and spaced therefrom by a gap, the gap being provided for allowing the liquid drops to move therein, the lower substrate including a liquid drop operation region, the liquid drop operation region including a manipulation electrode array. The manipulation electrode array includes multiple first manipulation electrode array for preparing a gene library, multiple second manipulation electrode array for sequencing the gene library which is prepared, each first sub-array being adjacent to one of the multiple second manipulation electrode array.Type: ApplicationFiled: February 28, 2022Publication date: June 16, 2022Inventors: Yue GENG, Fengchun PANG, Peizhi CAI, Le GU
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Patent number: 11351546Abstract: A microfluidic chip and controlling method are provided. The microfluidic chip includes a microfluidic substrate, comprising a first substrate, a droplet driving assembly over the first substrate, and a temperature detection assembly. The droplet driving assembly includes a first electrode layer having a plurality of control electrodes, and each of the plurality of control electrodes is configured as part of a driving unit to drive a droplet to move along a predetermined path over the microfluidic substrate. The temperature detection assembly comprises at least one temperature sensor. The at least one temperature sensor positionally corresponds to the plurality of control electrodes such that each of the at least one temperature sensor detects a temperature at a position associated with one of the plurality of control electrodes corresponding to the each of the at least one temperature sensor.Type: GrantFiled: June 8, 2018Date of Patent: June 7, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yue Geng, Peizhi Cai, Fengchun Pang, Le Gu, Chuncheng Che, Hailin Xue, Xibin Shao
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Patent number: 11351547Abstract: Micro-fluidic chip comprises substrate and plurality of driving circuits on substrate, each of plurality of driving circuits comprising: driving electrode comprising first electrode plate and second electrode plate made of different materials on substrate, first electrode plate being electrically coupled to second electrode plate; and detecting sub-circuit comprising first signal terminal electrically coupled to first electrode plate and second signal terminal electrically coupled to second electrode plate, wherein micro-fluidic chip further comprises: voltage supply sub-circuit configured to supply driving voltage to first signal terminal to control droplet to move toward driving circuit during droplet driving stage, and configured to supply constant voltage to first signal terminal, during temperature detecting stage, and wherein detecting sub-circuit is configured to measure voltage difference between first signal terminal and second signal terminal, and obtain temperature of droplet on second electrode plType: GrantFiled: March 26, 2019Date of Patent: June 7, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yue Geng, Peizhi Cai, Fengchun Pang, Le Gu, Chuncheng Che, Nan Zhao
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Patent number: 11344889Abstract: The embodiments of the present disclosure relate to a microfluidic chip. The microfluidic chip may include a substrate. The substrate may include an electrode layer on a base substrate, a dielectric layer on the electrode layer, and a lyophobic layer on the dielectric layer. The electrode layer may include a plurality of electrode units. Each of the plurality of electrode units may be configured to realize both droplet detection and droplet driving in response to a detection signal and a driving signal respectively.Type: GrantFiled: April 26, 2019Date of Patent: May 31, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Haochen Cui, Peizhi Cai, Chuncheng Che, Fengchun Pang, Yingying Zhao, Yue Geng, Le Gu, Nan Zhao, Yuelei Xiao, Hui Liao
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Patent number: 11344891Abstract: The present disclosure provides a microfluidic chip, including: first base substrate and a second base substrate opposite to each other; first electrode and second electrode between the first base substrate and the second base substrate and configured to control droplet to move between the first base substrate and the second base substrate according to voltages applied on the first electrode and the second electrode; light guide component configured to guide light propagating in the first base substrate to the droplet; shading component and detection component, shading component having light transmission regions spaced from each other, light transmission regions being configured to transmit light passing through the droplet to the detection component, wherein detection component is on second base substrate and is configured to obtain property of the droplet according to an intensity of the light passing through droplet and received from the light transmission regions.Type: GrantFiled: November 13, 2019Date of Patent: May 31, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yingying Zhao, Peizhi Cai, Le Gu, Fengchun Pang, Yue Geng, Yuelei Xiao, Haochen Cui, Nan Zhao, Hui Liao, Wenliang Yao, Chuncheng Che
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Publication number: 20220158347Abstract: A phase-shift unit includes: a first substrate and a second substrate provided opposite to each other; a medium layer provided between the first substrate and the second substrate; a microstrip line disposed at a side of the second substrate facing towards the first substrate; and a grounding layer provided at a side of the first substrate facing towards the second substrate and formed with a via hole; wherein a projection of the via hole onto the second substrate and a projection of the microstrip line onto the second substrate have an overlapped area therebetween; and wherein the via hole is configured to feed a phase-shifted microwave signal out of the phase-shift unit, or feed a microwave signal into the phase-shift unit such that the microwave signal is phase-shifted.Type: ApplicationFiled: February 2, 2022Publication date: May 19, 2022Inventors: Xue Cao, Junhui Wu, Ying Wang, Peizhi Cai, Zhifu Li, Lijun Mao, Jiaheng Wang
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Patent number: 11325128Abstract: The present application provides a digital microfluidic device. The digital microfluidic device includes a base substrate; and an electrode array including a plurality of discrete electrodes continuously arranged on the base substrate. The plurality of discrete electrodes can be grouped into a plurality of first electrode groups, each of which including a plurality of directly adjacent discrete electrodes. The plurality of discrete electrodes can be alternatively grouped into a plurality of second electrode groups, each of which including a plurality of directly adjacent discrete electrodes.Type: GrantFiled: June 29, 2018Date of Patent: May 10, 2022Assignees: BOE Technology Group Co., Ltd., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yue Geng, Peizhi Cai, Chuncheng Che, Fengchun Pang
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Patent number: 11320678Abstract: A pressure sensor and a pressure detecting method are provided, the pressure sensor includes a liquid crystal cell including a cholesteric liquid crystal layer, a liquid crystal state detector module and a pressure finder module, and the liquid crystal cell includes a pressure receiving surface. The liquid crystal state detector module is configured to detect a liquid crystal arrangement state in the cholesteric liquid crystal layer in a situation where a pressure is applied on the pressure receiving surface of the liquid crystal cell; the pressure finder module is configured to find a value of the pressure corresponding to the liquid crystal arrangement state from a pre-stored correspondence table.Type: GrantFiled: July 24, 2018Date of Patent: May 3, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying Wang, Tien Lun Ting, Xue Cao, Chuncheng Che, Hailin Xue, Xibin Shao, Peizhi Cai
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Patent number: 11307034Abstract: A gyroscope, an electronic device and a method of detecting an angular velocity. The gyroscope includes: a photoelectric detector and a light source, wherein the light source is movable relative to the photoelectric detector, and light emitted by the light source is able to be irradiated onto the photoelectric detector.Type: GrantFiled: September 4, 2018Date of Patent: April 19, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying Wang, Tien Lun Ting, Xue Cao, Peizhi Cai, Hao Liu, Chuncheng Che, Hailin Xue, Xibin Shao, Jie Wu
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Patent number: 11291970Abstract: A gene sequencing chip is provided, which includes: an upper substrate including a plurality of liquid inlets for inletting liquid drops; a lower substrate opposite to the upper substrate and spaced therefrom by a gap, the gap being provided for allowing the liquid drops to move therein, the lower substrate including a liquid drop operation region, the liquid drop operation region including a manipulation electrode array. The manipulation electrode array includes multiple first sub-arrays for preparing a gene library, multiple second sub-arrays for sequencing the gene library which is prepared, each first sub-array being adjacent to one of the multiple second sub-arrays. Based on the gene sequencing chip provided in this disclosure, operations to tiny liquid drops such as movement, fusion and splitting can be accurately manipulated by using digital microfluidic techniques, and all steps of the gene sequencing from library preparation to gene sequencing can be completed on one chip.Type: GrantFiled: January 2, 2018Date of Patent: April 5, 2022Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yue Geng, Fengchun Pang, Peizhi Cai, Le Gu
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Patent number: 11278893Abstract: A microfluidic substrate and the driving method for the microfluidic substrate are provided. The microfluidic substrate may include a base substrate (10) and a plurality of detecting modules (100) on the base substrate (10). Each of the detecting modules (100) may include a switching unit (1), a driving electrode (3), and a photosensor (2). The photosensor (2) may have a first terminal (21) and a second terminal (23). A signal output terminal (13) of the switching unit (1) may be connected to both the driving electrode (3) and the second terminal (23) of the photosensor (2).Type: GrantFiled: September 14, 2018Date of Patent: March 22, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yingming Liu, Haisheng Wang, Xue Dong, Xiaoliang Ding, Chuncheng Che, Peizhi Cai, Pinchao Gu, Changfeng Li, Lei Wang
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Patent number: 11283185Abstract: An antenna structure and a modulation method therefor are provided. The antenna structure includes a radiation patch, a radio-frequency port, a first signal line, a second signal line, a power divider, and a first phase modulator. The radiation patch includes a first feed point and a second feed point. One end of the first signal line is connected to the first feed point. One end of the second signal line is connected to the second feed point. The power divider is separately connected to the radio-frequency port, the other end of the first signal line, and the other end of the second signal line, and is configured to allocate electromagnetic waves of the radio-frequency port to the first signal line and the second signal line; and the first phase modulator is configured to modulate the phase of the electromagnetic waves of the first signal line.Type: GrantFiled: April 3, 2019Date of Patent: March 22, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO,, LTD.Inventors: Jie Wu, Tien Lun Ting, Xiangzhong Kong, Xue Cao, Ying Wang, Liang Li, Peizhi Cai, Chuncheng Che
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Patent number: 11276929Abstract: A phase-shift unit includes: a first substrate and a second substrate provided opposite to each other; a medium layer provided between the first substrate and the second substrate; a microstrip line disposed at a side of the second substrate facing towards the first substrate; and a grounding layer provided at a side of the first substrate facing towards the second substrate and formed with a via hole; wherein a projection of the via hole onto the second substrate and a projection of the microstrip line onto the second substrate have an overlapped area therebetween; and wherein the via hole is configured to feed a phase-shifted microwave signal out of the phase-shift unit, or feed a microwave signal into the phase-shift unit such that the microwave signal is phase-shifted.Type: GrantFiled: November 30, 2020Date of Patent: March 15, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xue Cao, Junhui Wu, Ying Wang, Peizhi Cai, Zhifu Li, Lijun Mao, Jiaheng Wang
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Patent number: 11262607Abstract: A liquid crystal antenna and a manufacturing method thereof are disclosed. The liquid crystal antenna includes: an antenna array including a first substrate and a second substrate arranged opposite to each other and configured to change a phase of an electromagnetic wave signal fed into the liquid crystal antenna to transmit or receive a beam in a preset direction; and an inertial navigation element configured to determine a motion parameter of the liquid crystal antenna in a navigation coordinate system, the inertial navigation element is disposed on a side of the second substrate facing the first substrate; and the antenna array adjusts the preset direction according to the motion parameter acquired by the inertial navigation element.Type: GrantFiled: March 29, 2018Date of Patent: March 1, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying Wang, Xue Cao, Peizhi Cai, Zhifu Li, Hao Liu
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Publication number: 20220023865Abstract: A microfluidic device and a detection method for the microfluidic device are provided. The microfluidic device includes a driving substrate configured to drive a movement of a droplet; and a position detector configured to detect a position of the droplet on the driving substrate.Type: ApplicationFiled: May 13, 2019Publication date: January 27, 2022Inventors: Le GU, Peizhi CAI, Fengchun PANG, Yue GENG, Yingying ZHAO, Haochen CUI, Yuelei XIAO, Hui LIAO, Wenliang YAO, Nan ZHAO
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Patent number: 11228103Abstract: A waveguide feed substrate and a manufacturing method thereof, and an antenna system and a manufacturing method thereof are provided. The waveguide feed substrate comprises: a first base substrate provided with a receiving groove; and a waveguide feeder embedded in the receiving groove and provided with a first side disposed at a bottom of the receiving groove, a second side disposed opposite to the first side, a third side disposed on a first side wall of the receiving cell, and a fourth side disposed on a second side wall of the receiving cell; wherein an opening is disposed in the second side, and an upper surface of the second side is flush with an upper surface of the first base substrate.Type: GrantFiled: August 9, 2019Date of Patent: January 18, 2022Assignees: BEIJING BOE SENSOR TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying Wang, Tienlun Ting, Jie Wu, Xue Cao, Peizhi Cai, Chuncheng Che, Hao Liu, Liang Li, Haocheng Jia