Patents by Inventor Xinming Liu

Xinming 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).

  • Patent number: 11881633
    Abstract: This application provides a phase shifter and an electrically tunable antenna including the phase shifter, where the phase shifter includes a tuning accessory, and the tuning accessory includes a tuning portion for tuning input impedance of the phase shifter. One additional capacitance or inductance parameter is added in the phase shifter by using the tuning portion, to affect input impedance of a port, to further affect a port standing wave, thereby tuning the port standing wave by using the tuning accessory. In addition, the tuning accessory in this application is a molded part with a fixed structure.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: January 23, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Peng Liu, Xinming Liu, Hongzhi Zhang, Jiejun Zhou
  • Patent number: 11870157
    Abstract: This application relates to a phase shifter and a remote electrical tilt antenna including the foregoing phase shifter. The metal strip includes a cavity, a metal strip, a sliding dielectric, and a fastener, where the fastener fastens the metal strip in the cavity, so that a transmission portion of the metal strip is suspended in the cavity, requiring no metal strip to be disposed on a substrate, thereby reducing the signal energy loss of the substrate, decreasing the heat generated due to the signal energy loss, and lowering the requirements of the phase shifter on heat dissipation and temperature resistance of an internal mechanical part.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: January 9, 2024
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Fuwei Lei, Xinming Liu, Maobin Li, Weimin Li
  • Patent number: 11835684
    Abstract: An optical imaging lens including first, second, third, fourth, fifth and sixth lens elements sequentially along an optical axis from an object side to an image side is provided. The first to sixth lens elements each includes an object-side surface facing toward the object side and allowing imaging rays to pass through and an image-side surface facing toward the image side and allowing imaging rays to pass through. The optical imaging lens has only the six lens elements and satisfies condition expressions of Li11t42/L42t62?2.400 and V3+V4+V5?120.000.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: December 5, 2023
    Assignee: GENIUS ELECTRONIC OPTICAL (XIAMEN) CO., LTD.
    Inventors: Qingzhi Zhu, Hai Lin, Xinming Liu
  • Patent number: 11828918
    Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises seven lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the optical imaging lens may enlarge aperture stop and increase field of view.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: November 28, 2023
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Huabin Liao, Xinming Liu, Ou Zhou, Hung-Chien Hsieh
  • Publication number: 20230344146
    Abstract: In accordance with an embodiment, a feed stripline includes: a signal input line; a first power branch line; and a second power branch line. A first end of the signal input line is configured to be conductively coupled to an external signal source, a second end of the signal input line is electrically connected to each of the first power branch line and the second power branch line, the first power branch line includes a jump structure, the first power branch line spans from a first side of the second power branch line to a second other side of the second power branch line via the jump structure, and the jump structure and the second power branch line are spaced apart from each other.
    Type: Application
    Filed: June 28, 2023
    Publication date: October 26, 2023
    Inventors: Xiaodong Wei, Qiqiang Gao, Xinming Liu, Jiejun Zhou
  • Publication number: 20230344126
    Abstract: This application provides an electronic component, capable of simplifying a structure of an electronic component. The electronic component includes a printed circuit board (PCB) and a cavity. An inner wall of the cavity is provided with at least one groove for fixing the PCB. A first groove in the at least one groove includes a first side wall and a second side wall. The first side wall and the second side wall form an opening of the first groove. A length of the first side wall in a first direction is greater than that of the second side wall. The first direction is parallel to a direction of the opening. The first side wall is provided with at least one first raised part. The first raised part protrudes from the first side wall to the second side wall along a second direction. The second direction is perpendicular to the first direction.
    Type: Application
    Filed: June 28, 2023
    Publication date: October 26, 2023
    Inventors: Weimin LI, Xinming LIU, Chongyang WANG, Hongzhi ZHANG
  • Publication number: 20230344103
    Abstract: A base station antenna includes a feed network, a cable and an adapter structure. The feed network includes a cavity, and an internal structure in the cavity. The adapter structure includes a first transmission line. A first end of the first transmission line is electrically connected to the internal structure. A second end of the first transmission is electrically connected to the cable. The first transmission line is configured to transmit a radio frequency signal. The first transmission line is at least partially located outside the cavity.
    Type: Application
    Filed: June 29, 2023
    Publication date: October 26, 2023
    Inventors: Chunliang XU, Jiejun ZHOU, Xinming LIU, Wei KANG
  • Publication number: 20230344102
    Abstract: A signal transceiver apparatus includes a base having a first cavity and a second cavity. A first interface and a first filter circuit are in the first cavity. The first filter circuit is connected to the first interface. The first filter circuit is configured to transmit a signal of a first frequency band. A second interface, a third interface, and a second filter circuit are in the second cavity. The second filter circuit is connected to the second interface. The second filter circuit is configured to transmit a signal of a second frequency band. A connecting component includes a first end in the first cavity connected to the first filter circuit, a third end in the second cavity connected to the second filter circuit, and a second end connected to the third interface. The connecting component is configured to transmit signals of the first and the second frequency bands.
    Type: Application
    Filed: June 27, 2023
    Publication date: October 26, 2023
    Inventors: Junfeng LU, Xinming LIU, Yuan ZHANG, Shuangfei WANG
  • Publication number: 20230335905
    Abstract: An antenna includes a first signal cable, a second signal cable, a combiner, a combined transmission line, a plurality of first filters and a plurality of cavities. The first signal cable is configured to transmit a first signal. Output ends of the first signal cable and the second signal cable are connected to an input end of the combined transmission line through the combiner. The plurality of first filters are each electrically connected to the first signal cable and are respectively located in at least two different cavities of the plurality of cavities. The plurality of first filters are configured to filter a second signal thereby generating the first signal.
    Type: Application
    Filed: June 20, 2023
    Publication date: October 19, 2023
    Inventors: Li JIN, Junfeng LU, Qiqiang GAO, Xinming LIU
  • Publication number: 20230307809
    Abstract: This disclosure relates to a component of a radio frequency functional device. The component can be a suspended strip line or any structure including the suspended strip line, which includes a cavity and a strip line located in the cavity. The strip line includes a signal processing line, a plurality of power branch lines, and a connector. The signal processing line has one end conducted to a signal source and another end electrically connected to the plurality of power branch lines separately. A first power branch line includes a first segment and a second segment that are disconnected from each other. One end of the first segment is electrically connected to the signal processing line. The second segment is located at one end of the first segment away from the signal processing line. The connector is located between the first segment and the second segment, to implement signal transmission between the first segment and the second segment.
    Type: Application
    Filed: June 1, 2023
    Publication date: September 28, 2023
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xinming Liu, Chunliang Xu, Fuwei Lei, Sen Yang
  • Patent number: 11719916
    Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth, and a sixth lens elements positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of the six lens elements, the improved optical imaging lens may provide better imaging quality while the length of the lens may be shortened, the F-number may be reduced, and the field of view may be extended.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: August 8, 2023
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Lanlan Zhang, Xinming Liu, Hai Lin, Chuanbo Dong, Hung-Chien Hsieh
  • Patent number: 11686924
    Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises seven lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the optical imaging lens may shorten system length, enlarge aperture size and promote image height.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: June 27, 2023
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Xinming Liu, Ou Zhou, Hai Lin
  • Patent number: 11635583
    Abstract: An optical imaging lens includes a first lens element to a sixth lens element in order along an optical axis, and each lens element has an object-side surface and an image-side surface. A periphery region of the image-side surface of the sixth lens element is convex. The optical imaging lens has only six lens elements, the sum of the five air gaps from the first lens element to the sixth lens element along the optical axis is greater than the sum of the thicknesses of the six lens elements from the first lens element to the sixth lens element along the optical axis, the maximum air gap is between the second lens element and the third lens element, and the object-side surface and the image-side surface of one of the second lens element to the fifth lens element are aspheric surfaces, and the following condition is satisfied: 2.000?EFL/ImgH.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: April 25, 2023
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Jiayuan Zhang, Huabin Liao, Xinming Liu
  • Patent number: 11555985
    Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth and a sixth lens elements positioned in an order from an object side to an image side. The optical imaging lens may satisfy AAG/(T3+T6)?2.500, wherein a sum of five air gaps from the first lens element to the sixth lens element along the optical axis is represented by AAG, a thickness of the third lens element along the optical axis is represented by T3, and a thickness of the sixth lens element along the optical axis is represented by T6.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: January 17, 2023
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung Chien Hsieh, Wenbin Lin, Xinming Liu
  • Publication number: 20220359965
    Abstract: A filter comprising a cavity, a circuit board located in the cavity, and a filter branch is provided. A power divider circuit is disposed on the circuit board, and includes an input end, a main feeder, and an output end, wherein both the input end and the output end are electrically connected to the main feeder, and the main feeder transmits a signal that is input at the input end and is output at the output end. The filter branch includes a first interface and a first filter line, wherein the first interface is disposed at an opening of the cavity, the first filter line is located outside the cavity, the first filter line is electrically connected to the first interface, and the first interface is electrically connected to the main feeder. The first filter line in the filter branch is disposed outside the cavity.
    Type: Application
    Filed: June 23, 2022
    Publication date: November 10, 2022
    Inventors: Chunliang XU, Jiejun ZHOU, Xinming LIU, Junfeng LU
  • Patent number: 11391916
    Abstract: An optical imaging lens includes a first lens element to a seventh lens element from an object side to an image side in order along an optical axis, and each lens element has an object-side surface and an image-side surface. A periphery region of the image-side surface of the first lens element is concave, a periphery region of the object-side surface of the third lens element is concave, a periphery region of the object-side surface of the fourth lens element is concave, the fifth lens has negative refractive power, a periphery region of the object-side surface of the fifth lens element is concave, and an optical axis region of the image-side surface of the sixth lens element is concave. The optical imaging lens has only the above seven lens elements with refractive power, and the optical imaging lens satisfies the following conditions: (G45+T5+G56+T6+G67+T7)/(T1+G12+T2)?3.200.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: July 19, 2022
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Chuanbo Dong, Qingzhi Zhu, Xinming Liu
  • Publication number: 20220066143
    Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth, and a sixth lens elements positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of the six lens elements, the improved optical imaging lens may provide better imaging quality while the length of the lens may be shortened, the F-number may be reduced, and the field of view may be extended.
    Type: Application
    Filed: September 28, 2020
    Publication date: March 3, 2022
    Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: LANLAN ZHANG, XINMING LIU, HAI LIN, CHUANBO DONG, HUNG-CHIEN HSIEH
  • Publication number: 20220066144
    Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises seven lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the optical imaging lens may enlarge aperture stop and increase field of view.
    Type: Application
    Filed: September 29, 2020
    Publication date: March 3, 2022
    Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: HUABIN LIAO, XINMING LIU, OU ZHOU, HUNG-CHIEN HSIEH
  • Publication number: 20220011539
    Abstract: An optical imaging lens includes a first lens element to a sixth lens element in order along an optical axis, and each lens element has an object-side surface and an image-side surface. A periphery region of the image-side surface of the sixth lens element is convex. The optical imaging lens has only six lens elements, the sum of the five air gaps from the first lens element to the sixth lens element along the optical axis is greater than the sum of the thicknesses of the six lens elements from the first lens element to the sixth lens element along the optical axis, the maximum air gap is between the second lens element and the third lens element, and the object-side surface and the image-side surface of one of the second lens element to the fifth lens element are aspheric surface, and the following condition is satisfied: 2.000?EFL/ImgH.
    Type: Application
    Filed: September 3, 2020
    Publication date: January 13, 2022
    Inventors: Jiayuan Zhang, Huabin Liao, Xinming Liu
  • Publication number: 20220007503
    Abstract: The present disclosure relates to phase shifters, antennas, and base stations. One example phase shifter includes a cavity, a built-in printed circuit board (PCB), and a stress relief portion. The stress relief portion is connected to the PCB, and the stress relief portion is configured to reduce a stress generated due to different coefficients of thermal expansion (CTE) of the cavity and the PCB.
    Type: Application
    Filed: September 20, 2021
    Publication date: January 6, 2022
    Inventors: Xinming LIU, Junfeng LU, Zhenxing WAN, Weimin LI