Patents by Inventor Zhiya Zhao
Zhiya Zhao 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: 11876302Abstract: The present disclosure provides a phase compensation method and apparatus for measuring an array antenna. The phase compensation method includes: an operation S1 of exporting measured far-field directivity patterns of a first array unit and a second array unit, to establish a coordinate system, so as to determine a spatial geometrical relationship between the first array unit and the second array unit; an operation S2 of determining a wave path difference between the first array unit and the second array unit based on the spatial geometrical relationship between the first array unit and the second array unit; and an operation S3 of performing phase compensation on the second array unit based on the wave path difference.Type: GrantFiled: November 9, 2020Date of Patent: January 16, 2024Assignee: KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGYInventors: RuoPeng Liu, Zhiya Zhao, Hua Tian, Jie Yao
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Patent number: 11866616Abstract: Provided a wave-absorbing impregnation glue liquid, including: two-component epoxy resin, a solvent, a polyether siloxane, and a carbon powder; wherein a mass ratio of the two-component epoxy resin to the solvent is 1:3˜1:5, a mass ratio of the two-component epoxy resin to the carbon powder is 3:1˜6:1, and a mass fraction of the polyether siloxane in the wave-absorbing impregnation glue liquid is 0.05%˜0.2%. A wave-absorbing impregnation glue liquid, a wave-absorbing honeycomb and their preparation methods are further provided.Type: GrantFiled: December 4, 2019Date of Patent: January 9, 2024Assignees: LUOYANG INSTITUTE OF CUTTING-EDGE TECHNOLOGY, LUOYANG CUTTING EDGE EQUIPMENT TECHNOLOGY LTDInventors: Ruopeng Liu, Zhiya Zhao, Lu Zhang, Yunxiang Zhang, Yan Hou
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Patent number: 11533112Abstract: The present disclosure provides a beam synthesis method for measuring an array antenna. The method includes: obtaining a phase, an amplitude, and related distance values of each antenna unit, where the related distance values include a first distance value and a second distance value; calculating a phase directivity pattern of each antenna unit, and compensating the phase directivity pattern of each antenna unit based on the phase and the first distance value of each antenna unit, to obtain a phase error value of each antenna unit; and synthesizing radio frequency signals of a plurality of antenna units based on the phase, the amplitude, the second distance value, and the phase error value of each antenna unit, to obtain an antenna beam.Type: GrantFiled: November 9, 2020Date of Patent: December 20, 2022Assignee: Kuang-Chi Institute of Advanced TechnologyInventors: RuoPeng Liu, Zhiya Zhao, Hua Tian, Yang He
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Patent number: 11512172Abstract: The present invention provides a radome substrate and a preparation method thereof. The radome substrate includes: 5 to 10 parts of polyphenylene ether resin, 70 to 85 parts of ceramic masterbatch, 10 to 15 parts of hollow microbead masterbatch, 1 to 3 parts of a compatibilizer, and 0.1 to 0.3 parts of a lubricant. The radome substrate prepared according to the method provided in the present invention has a high dielectric constant and stress cracking resistance performance.Type: GrantFiled: June 24, 2020Date of Patent: November 29, 2022Assignee: Kuang-Chi Cutting Edge Technology Ltd.Inventors: Ruopeng Liu, Zhiya Zhao, Maobiao Yuan
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Patent number: 11456539Abstract: The disclosure discloses an absorbing metamaterial, including a plurality of metamaterial units that are periodically arranged, where the metamaterial unit includes: a first loop disposed on a first plane; and a second loop disposed on a second plane, where the first plane is perpendicular to the second plane, so that the first loop and the second loop are orthogonal. According to the foregoing technical solution in the disclosure, wave absorption in a large angle range can be implemented while ensuring wideband wave absorption.Type: GrantFiled: January 27, 2021Date of Patent: September 27, 2022Assignee: KUANG-CHI CUTTING EDGE TECHNOLOGY LTD.Inventors: Ruopeng Liu, Zhiya Zhao, Kangqiang Chen, Sucheng Li
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Patent number: 11417950Abstract: The disclosure provides an integrated wave-absorbing and wave-transparent apparatus and a radome. The integrated wave-absorbing and wave-transparent apparatus includes: a wave-transparent structure, including a first substrate and a metal patch unit located on opposite surfaces of the substrate; and a wave-absorbing structure, disposed on the wave-transparent structure and including a first wave-absorbing unit and a second wave-absorbing unit that are perpendicular to each other, where the first wave-absorbing unit and the second wave-absorbing unit each includes: a second substrate; and a plurality of metal sections and a plurality of stop-bands that are located on surfaces of the second substrate, where the plurality of metal sections and the plurality of stop-bands are connected alternately to form an absorption ring, and the metal patch unit is configured to be perpendicular to each of an absorption ring of the first wave-absorbing unit and an absorption ring of the second wave-absorbing unit.Type: GrantFiled: January 25, 2021Date of Patent: August 16, 2022Assignee: KUANG-CHI CUTTING EDGE TECHNOLOGY LTD.Inventors: Ruopeng Liu, Zhiya Zhao, Kangqiang Chen, Sucheng Li
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Patent number: 11279822Abstract: The present disclosure provides an epoxy resin wave-absorbing composite material and a preparation method thereof. The method includes: heating an epoxy resin to 50° C.˜70° C., and adding carbon black, to obtain a mixture of the epoxy resin and the carbon black; heating the mixture of the epoxy resin and the carbon black to 100° C.˜120° C., adding a curing agent, and stirring and dissolving them to obtain a mixture of the epoxy resin, the carbon black, and the curing agent; and adding surface-treated hollow glass microbeads into the mixture of the epoxy resin, the carbon black, and the curing agent, and curing them to obtain the epoxy resin wave-absorbing composite material.Type: GrantFiled: November 26, 2019Date of Patent: March 22, 2022Assignees: LUOYANG INSTITUTE OF CUTTING-EDGE TECHNOLOGY, LUOYANG CUTTING EDGE EQUIPMENT TECHNOLOGY LTDInventors: Ruopeng Liu, Zhiya Zhao, Miao Yin, Lu Zhang, Yan Hou, Yunxiang Zhang, Zhonghao Qiu, Xue Li
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Patent number: 11145989Abstract: The disclosure discloses a controllable wave-absorbing metamaterial including a substrate and a metamaterial unit array layer. Each conductive geometric unit includes a first hollow structure, second hollow structures, and conductive geometric structures. The second hollow structures are respectively extended from four vertices of the first hollow structure, and the conductive geometric structure is disposed between each two adjacent second hollow structures. The first end of the second hollow structure is provided with a varactor diode connected to the conductive geometric structures at both sides, the second end of the second hollow structure is provided with a fixed capacitor and a fixed resistor; the fixed capacitor is connected to the conductive geometric structure at one side, and the fixed resistor is connected to the conductive geometric structure at the other side. Therefore, active adjustment on a wave-absorption frequency band can be implemented, and power consumption is very low.Type: GrantFiled: June 24, 2020Date of Patent: October 12, 2021Assignee: KUANG-CHI CUTTING EDGE TECHNOLOGY LTD.Inventors: Ruopeng Liu, Zhiya Zhao, Jinguo Huang, Mingjun Xing, Tian Zhou, Xingxing Huang
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Publication number: 20210270883Abstract: Provided are a directional pattern calculation method and apparatus for a beam pointing adjustable antenna. In the design method, key control factors are quantized, for example, a arrangement and combination modes for a plurality of slot units and wave-controlled codes for conducting and cut-off states of a slot unit, and different combinations of slot units and a far-field directional pattern of a controlled array antenna are evaluated, so that electrical performance indicators of the array antenna can be further evaluated. Weighting calculation is implemented for a directional pattern of a beam pointing adjustable antenna. Key information such as a form of a slot unit and a arrangement and combination modes for slot units can be globally optimized. Optimization on selection, a permutation, a combination, a spacing, and the like of slot units is greatly saved during antenna design, so as to focus on design of a structural form of a slot unit.Type: ApplicationFiled: December 28, 2018Publication date: September 2, 2021Applicant: Kuang-Chi Institute of Advanced TechnologyInventors: RuoPeng LIU, Zhiya ZHAO, Hua TIAN
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Publication number: 20210242600Abstract: Provided are a method and device for calculating directional pattern of the beam pointing adjustable antenna. In the method, a scattering parameter of a single slot unit is directly measured, and therefore, operability is strong, and the directional pattern of the beam pointing adjustable antenna is calculated without depending on simulation software. In addition, weighted calculation of the directional pattern of the beam pointing adjustable antenna is realized. Key information such as a form of the slot unit and an arrangement and combination mode of the slot units can be globally optimized.Type: ApplicationFiled: December 28, 2018Publication date: August 5, 2021Inventors: RuoPeng LIU, Zhiya ZHAO, Hua TIAN, Yi DING
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Publication number: 20210151897Abstract: The disclosure discloses a absorbing metamaterial, including a plurality of metamaterial units that are periodically arranged, where the metamaterial unit includes: a first loop disposed on a first plane; and a second loop disposed on a second plane, where the first plane is perpendicular to the second plane, so that the first loop and the second loop are orthogonal. According to the foregoing technical solution in the disclosure, wave absorption in a large angle range can be implemented while ensuring wideband wave absorption.Type: ApplicationFiled: January 27, 2021Publication date: May 20, 2021Inventors: Ruopeng Liu, Zhiya Zhao, Kangqiang Chen, Sucheng Li
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Publication number: 20210143537Abstract: The disclosure provides an integrated wave-absorbing and wave-transparent apparatus and a radome. The integrated wave-absorbing and wave-transparent apparatus includes: a wave-transparent structure, including a first substrate and a metal patch unit located on opposite surfaces of the substrate; and a wave-absorbing structure, disposed on the wave-transparent structure and including a first wave-absorbing unit and a second wave-absorbing unit that are perpendicular to each other, where the first wave-absorbing unit and the second wave-absorbing unit each includes: a second substrate; and a plurality of metal sections and a plurality of stop-bands that are located on surfaces of the second substrate, where the plurality of metal sections and the plurality of stop-bands are connected alternately to form an absorption ring, and the metal patch unit is configured to be perpendicular to each of an absorption ring of the first wave-absorbing unit and an absorption ring of the second wave-absorbing unit.Type: ApplicationFiled: January 25, 2021Publication date: May 13, 2021Inventors: Ruopeng Liu, Zhiya Zhao, Kangqiang Chen, Sucheng Li
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Publication number: 20210058166Abstract: The present disclosure provides a beam synthesis method for measuring an array antenna. The method includes: obtaining a phase, an amplitude, and related distance values of each antenna unit, where the related distance values include a first distance value and a second distance value; calculating a phase directivity pattern of each antenna unit, and compensating the phase directivity pattern of each antenna unit based on the phase and the first distance value of each antenna unit, to obtain a phase error value of each antenna unit; and synthesizing radio frequency signals of a plurality of antenna units based on the phase, the amplitude, the second distance value, and the phase error value of each antenna unit, to obtain an antenna beam.Type: ApplicationFiled: November 9, 2020Publication date: February 25, 2021Inventors: RuoPeng Liu, Zhiya Zhao, Hua Tian, Yang He
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Publication number: 20210057816Abstract: The present disclosure provides a phase compensation method and apparatus for measuring an array antenna. The phase compensation method includes: an operation S1 of exporting measured far-field directivity patterns of a first array unit and a second array unit, to establish a coordinate system, so as to determine a spatial geometrical relationship between the first array unit and the second array unit; an operation S2 of determining a wave path difference between the first array unit and the second array unit based on the spatial geometrical relationship between the first array unit and the second array unit; and an operation S3 of performing phase compensation on the second array unit based on the wave path difference.Type: ApplicationFiled: November 9, 2020Publication date: February 25, 2021Inventors: RuoPeng Liu, Zhiya Zhao, Hua Tian, Jie Yao
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Publication number: 20200332075Abstract: The present invention provides a radome substrate and a preparation method thereof. The radome substrate includes: 5 to 10 parts of polyphenylene ether resin, 70 to 85 parts of ceramic masterbatch, 10 to 15 parts of hollow microbead masterbatch, 1 to 3 parts of a compatibilizer, and 0.1 to 0.3 parts of a lubricant. The radome substrate prepared according to the method provided in the present invention has a high dielectric constant and stress cracking resistance performance.Type: ApplicationFiled: June 24, 2020Publication date: October 22, 2020Inventors: Ruopeng LIU, Zhiya ZHAO, Maobiao YUAN
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Publication number: 20200321705Abstract: The disclosure discloses a controllable wave-absorbing metamaterial including a substrate and a metamaterial unit array layer. Each conductive geometric unit includes a first hollow structure, second hollow structures, and conductive geometric structures. The second hollow structures are respectively extended from four vertices of the first hollow structure, and the conductive geometric structure is disposed between each two adjacent second hollow structures. The first end of the second hollow structure is provided with a varactor diode connected to the conductive geometric structures at both sides, the second end of the second hollow structure is provided with a fixed capacitor and a fixed resistor; the fixed capacitor is connected to the conductive geometric structure at one side, and the fixed resistor is connected to the conductive geometric structure at the other side. Therefore, active adjustment on a wave-absorption frequency band can be implemented, and power consumption is very low.Type: ApplicationFiled: June 24, 2020Publication date: October 8, 2020Inventors: Ruopeng LIU, Zhiya ZHAO, Jinguo HUANG, Mingjun XING, Tian ZHOU, Xingxing HUANG
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Publication number: 20200156288Abstract: The present disclosure provides a metamaterial manufacturing method. The manufacturing method includes the following steps: (a) separately adding insulating substrate powder and at least one of wave-absorbing agent powder and metal electrode powder to thermoplastic resin, and mixing them evenly to obtain a raw material; (b) applying a coextrusion process to the raw material according to a metamaterial microstructure design, to form a microstructure unit rodlike material; and (c) configuring the microstructure unit rodlike material in a cyclic microstructure configuration manner, placing the material in an extruder, and obtaining a cyclically configured metamaterial microstructure through coextrusion by using the extruder. The present disclosure further provides a metamaterial manufactured by using the foregoing method. The present disclosure provides a method for manufacturing a ceramic-substrate metamaterial that features high efficiency, low iteration costs, and a relatively high yield rate.Type: ApplicationFiled: March 21, 2018Publication date: May 21, 2020Inventors: Ruopeng Liu, Zhiya Zhao, Juehui Zhou, Xin Tang
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Publication number: 20200115598Abstract: Provided a wave-absorbing impregnation glue liquid, including: two-component epoxy resin, a solvent, a polyether siloxane, and a carbon powder; wherein a mass ratio of the two-component epoxy resin to the solvent is 1:3˜1:5, a mass ratio of the two-component epoxy resin to the carbon powder is 3:1˜6:1, and a mass fraction of the polyether siloxane in the wave-absorbing impregnation glue liquid is 0.05%˜0.2%. A wave-absorbing impregnation glue liquid, a wave-absorbing honeycomb and their preparation methods are further provided.Type: ApplicationFiled: December 4, 2019Publication date: April 16, 2020Inventors: Ruopeng LIU, Zhiya ZHAO, Lu ZHANG, Yunxiang ZHANG, Yan HOU
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Publication number: 20200095419Abstract: The present disclosure provides an epoxy resin wave-absorbing composite material and a preparation method thereof. The method includes: heating an epoxy resin to 50° C.˜70° C., and adding carbon black, to obtain a mixture of the epoxy resin and the carbon black; heating the mixture of the epoxy resin and the carbon black to 100° C.˜120° C., adding a curing agent, and stirring and dissolving them to obtain a mixture of the epoxy resin, the carbon black, and the curing agent; and adding surface-treated hollow glass microbeads into the mixture of the epoxy resin, the carbon black, and the curing agent, and curing them to obtain the epoxy resin wave-absorbing composite material.Type: ApplicationFiled: November 26, 2019Publication date: March 26, 2020Inventors: Ruopeng LIU, Zhiya ZHAO, Miao YIN, Lu ZHANG, Yan HOU, Yunxiang ZHANG, Zhonghao QIU, Xue LI
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Patent number: 9899742Abstract: An artificial microstructure used in artificial electromagnetic material includes a first line segment and a second line segment. The second line segment is perpendicular to the first line segment. The first line segment and the second line segment intersect with each other to form a cross-type structure. The present disclosure further relates to an artificial electromagnetic material using the artificial microstructure.Type: GrantFiled: October 27, 2011Date of Patent: February 20, 2018Assignees: KUANG-CHI INNOVATIVE TECHNOLOGY LTD., KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGYInventors: Ruopeng Liu, Guanxiong Xu, Jinjin Wang, Lin Luan, Zhiya Zhao, Chaofeng Kou, Fanglong He