Patents by Inventor Xiangzhan XU
Xiangzhan XU 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: 11557837Abstract: The present disclosure provides a manufacturing method of a flat panel liquid crystal antenna, including the following steps: providing a first substrate, wherein the two sides of the first substrate are provided with a first metal film layer and a third metal film layer respectively; simultaneously patterning the metal film layer on the two sides to obtain a patterned first metal film layer and a patterned third metal film layer; providing a second substrate, wherein one side of the second substrate is provided with a second metal film layer; patterning the second metal film layer to obtain a patterned second metal film layer; and oppositely bonding the first substrate and the second substrate to form a liquid crystal cell, and preparing a liquid crystal layer. The present disclosure also provides a flat panel liquid crystal antenna by using the above method.Type: GrantFiled: March 14, 2019Date of Patent: January 17, 2023Assignee: TRUWIN OPTO-ELECTRONICS LIMITEDInventors: Zhisheng Liu, Xiangzhan Xu, Zhiling Wang, Taitian Lyu, Zhuoqian Lu, Lixiong Wang, Jiqiang He
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Patent number: 11454860Abstract: The present disclosure provides a liquid crystal phase shifter, comprising a first substrate and a second substrate which are oppositely arranged, and a liquid crystal layer positioned between the first substrate and the second substrate, wherein a plurality of spacers are distributed in the liquid crystal layer, the spacers are in contact with the first substrate and the second substrate, and include a first spacer arranged on the first substrate and a second spacer arranged on the second substrate, and the first spacer and the second spacer are abutted. The present disclosure also provides a manufacturing method of the liquid crystal phase shifter.Type: GrantFiled: March 14, 2019Date of Patent: September 27, 2022Assignee: TRUWIN OPTO-ELECTRONICS LIMITEDInventors: Zhisheng Liu, Xiangzhan Xu, Zhiling Wang, Taitian Lyu, Lixiong Wang, Zhuoqian Lu, Jiqiang He
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Patent number: 11398677Abstract: A liquid crystal phase shifter includes a first substrate and a second substrate which are disposed oppositely, and a liquid crystal layer located between the first substrate and the second substrate. A first metal film layer is disposed on a side of the first substrate facing the second substrate. A second metal film layer is disposed on a side of the second substrate facing the first substrate. The first metal film layer and the second metal film layer are both patterned metal film layers. The first substrate and the second substrate are both PCBs. The present disclosure further provides a liquid crystal antenna, including the abovementioned liquid crystal phase shifter. The present disclosure further provides a manufacturing method of the liquid crystal phase shifter.Type: GrantFiled: April 11, 2019Date of Patent: July 26, 2022Assignee: TRUWIN OPTO-ELECTRONICS LIMITEDInventors: Zhisheng Liu, Xiangzhan Xu, Lixiong Wang, Yingqun Huang, Huxin Wang, Duanqing Zan, Jiqiang He
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Patent number: 11156859Abstract: The disclosure discloses a liquid crystal antenna, including a first substrate and a second substrate which are oppositely arranged and a liquid crystal layer positioned between the first substrate and the second substrate, wherein a first metal film layer is arranged on one side, facing the second substrate, of the first substrate, a second metal film layer is arranged on one side, facing the first substrate, of the second substrate, the first substrate and the second substrate are rigid substrates, a seed layer is arranged between the first substrate and the first metal film layer, and a seed layer is arranged between the second substrate and the second metal film layer. The disclosure also provides a method for manufacturing a liquid crystal antenna.Type: GrantFiled: March 14, 2019Date of Patent: October 26, 2021Assignee: TRUWIN OPTO-ELECTRONICS LIMITEDInventors: Zhisheng Liu, Xiangzhan Xu, Zhiling Wang, Taitian Lyu, Zhuoqian Lu, Lixiong Wang, Jiqiang He
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Publication number: 20210234268Abstract: A liquid crystal phase shifter includes a first substrate and a second substrate which are disposed oppositely, and a liquid crystal layer located between the first substrate and the second substrate. A first metal film layer is disposed on a side of the first substrate facing the second substrate. A second metal film layer is disposed on a side of the second substrate facing the first substrate. The first metal film layer and the second metal film layer are both patterned metal film layers. The first substrate and the second substrate are both PCBs. The present disclosure further provides a liquid crystal antenna, including the abovementioned liquid crystal phase shifter. The present disclosure further provides a manufacturing method of the liquid crystal phase shifter.Type: ApplicationFiled: April 11, 2019Publication date: July 29, 2021Applicant: Truwin Opto-Electronics LimitedInventors: Zhisheng LIU, Xiangzhan XU, Lixiong WANG, Yingqun HUANG, Huxin WANG, Duanqing ZAN, Jiqiang HE
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Publication number: 20210210852Abstract: The present disclosure provides a manufacturing method of a flat panel liquid crystal antenna, including the following steps: providing a first substrate, wherein the two sides of the first substrate are provided with a first metal film layer and a third metal film layer respectively; simultaneously patterning the metal film layer on the two sides to obtain a patterned first metal film layer and a patterned third metal film layer; providing a second substrate, wherein one side of the second substrate is provided with a second metal film layer; patterning the second metal film layer to obtain a patterned second metal film layer; and oppositely bonding the first substrate and the second substrate to form a liquid crystal cell, and preparing a liquid crystal layer. The present disclosure also provides a flat panel liquid crystal antenna by using the above method.Type: ApplicationFiled: March 14, 2019Publication date: July 8, 2021Applicant: TRUWIN OPTO-ELECTRONICS LIMITEDInventors: Zhisheng LIU, Xiangzhan XU, Zhiling WANG, Taitian LYU, Zhuoqian LU, Lixiong WANG, Jiqiang HE
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Publication number: 20210208430Abstract: The disclosure discloses a liquid crystal antenna, including a first substrate and a second substrate which are oppositely arranged and a liquid crystal layer positioned between the first substrate and the second substrate, wherein a first metal film layer is arranged on one side, facing the second substrate, of the first substrate, a second metal film layer is arranged on one side, facing the first substrate, of the second substrate, the first substrate and the second substrate are rigid substrates, a seed layer is arranged between the first substrate and the first metal film layer, and a seed layer is arranged between the second substrate and the second metal film layer. The disclosure also provides a method for manufacturing a liquid crystal antenna.Type: ApplicationFiled: March 14, 2019Publication date: July 8, 2021Applicant: TRUWIN OPTO-ELECTRONICS LIMITEDInventors: Zhisheng LIU, Xiangzhan XU, Zhiling WANG, Taitian LYU, Zhuoqian LU, Lixiong WANG, Jiqiang HE
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Publication number: 20210208472Abstract: The present disclosure provides a liquid crystal phase shifter, comprising a first substrate and a second substrate which are oppositely arranged, and a liquid crystal layer positioned between the first substrate and the second substrate, wherein a plurality of spacers are distributed in the liquid crystal layer, the spacers are in contact with the first substrate and the second substrate, and include a first spacer arranged on the first substrate and a second spacer arranged on the second substrate, and the first spacer and the second spacer are abutted. The present disclosure also provides a manufacturing method of the liquid crystal phase shifter.Type: ApplicationFiled: March 14, 2019Publication date: July 8, 2021Applicant: TRUWIN OPTO-ELECTRONICS LIMITEDInventors: Zhisheng LIU, Xiangzhan XU, Zhiling WANG, Taitian LYU, Lixiong WANG, Zhuoqian LU, Jiqiang HE