-
公开(公告)号:US11569557B2
公开(公告)日:2023-01-31
申请号:US17332539
申请日:2021-05-27
Inventor: Cuiwei Tang , Tienlun Ting , Ying Wang , Jie Wu , Haocheng Jia , Liang Li , Qiangqiang Li , Wei Zhang , Meng Wei , Chuncheng Che
Abstract: There is provided a substrate integrated waveguide filter having a central region and a peripheral region surrounding the central region, and including: a first substrate; a second substrate opposite to the first substrate; a plurality of conductive support pillars between the first substrate and the second substrate, within the peripheral region, and surrounding the central region, wherein a distance between at least one pair of adjacent two of the plurality of conductive support pillars is less than a wavelength of an electromagnetic wave to be transmitted by the substrate integrated waveguide filter; and a dielectric layer between the first substrate and the second substrate, wherein a permittivity of the dielectric layer is configured to be changed as a strength of an electric field formed between the first substrate and the second substrate is changed to adjust a frequency of the substrate integrated waveguide filter.
-
公开(公告)号:US11450972B2
公开(公告)日:2022-09-20
申请号:US16640619
申请日:2019-06-27
Inventor: Ying Wang , Tienlun Ting , Xiangzhong Kong , Jie Wu , Liang Li , Peizhi Cai , Chuncheng Che , Hao Liu
Abstract: 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.
-
公开(公告)号:US11071466B2
公开(公告)日:2021-07-27
申请号:US16019948
申请日:2018-06-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Zicheng Huang , Liang Li , Pan Ni
Abstract: A portable device includes: an ECG detection circuitry configured to detect an ECG signal of a user; a pulse detection circuitry configured to detect a pulse wave signal of the user; an identity determination circuitry configured to determine identity information about the user; and a blood pressure calculation circuitry connected to the ECG detection circuitry, the pulse detection circuitry and the identity determination circuitry, storing therein a plurality of blood pressure calculation models, and configured to select a blood pressure calculation model corresponding to the identity information about the user among the plurality of blood pressure calculation models in accordance with the identity information, and perform calculation to acquire a blood pressure signal of the user using the selected blood pressure calculation model in accordance with the ECG signal and the pulse wave signal.
-
公开(公告)号:US10789828B2
公开(公告)日:2020-09-29
申请号:US16605607
申请日:2019-04-29
Applicant: BOE Technology Group Co., Ltd.
Inventor: Zicheng Huang , Liang Li
Abstract: An Opening/Closing door reminding device and an Opening/Closing door reminding method are provided, the Opening/Closing door reminding device includes: a light guiding element, a photosensitive element and a processing element, wherein the light guiding element is secured on a door frame, the photosensitive element and the processing element are both secured on a door panel, and the light guiding element and the photosensitive element are kept in contact with each other, wherein the light guiding element is configured to guide light emitted by a light source to the photosensitive element; the photosensitive element is configured to generate an electrical signal according to the light guided by the light guiding element, and provide the generated electrical signal to the processing element; the processing element is configured to determine an Opening/Closing state of the door according to the received electrical signal, and send out a corresponding reminding signal according to the Opening/Closing state of the door.
-
公开(公告)号:US10431025B2
公开(公告)日:2019-10-01
申请号:US15936080
申请日:2018-03-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Zhigang Zhou , Liang Li
Abstract: A parking lock apparatus, a parking lock system and a method for controlling the same are provided. The method includes: identifying identity information of a to-be-parked vehicle, sending an unlocking command to a parking lock according to the identified identity information and enabling the parking lock to be unlocked according to the unlocking command.
-
公开(公告)号:US10321222B1
公开(公告)日:2019-06-11
申请号:US16054771
申请日:2018-08-03
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Zhigang Zhou , Liang Li
CPC classification number: H04R1/1083 , H04R1/1016 , H04R1/2869
Abstract: An earphone, an earphone control method and device are provided, the earphone control device includes an echo collection module, a state determination module and a control module, where the echo collection module includes at least one acoustic sensor, which is arranged in a space defined by an earphone and an ear canal, when the earphone is worn, for collecting a sound in the space, where the echo collection module is configured to collect the sound, convert the sound into a first audio signal, and output the first audio signal to the state determination module; the state determination module is configured to determine a wearing state of the earphone according to the first audio signal; and the control module is configured to perform playing control according to the wearing state of the earphone.
-
公开(公告)号:US20150368028A1
公开(公告)日:2015-12-24
申请号:US14471274
申请日:2014-08-28
Inventor: Lichuan Xiao , Yihong Ma , Liang Li
CPC classification number: B65D85/38 , B65D25/107 , B65D43/0204 , B65D51/245
Abstract: A packaging box for display panels is provided. The packaging box comprises a box body having an opened end. A pair of opposite inner sidewalls of the box body is provided with a first holding component and a second holding component respectively, and each of the first holding component and the second holding component comprises at least one first recess and at least one second recess. A first distance between the bottom of one first recess of the first holding component and the bottom of one corresponding first recess of the second holding component is different from a second distance between the bottom of one second recess of the first holding component and the bottom of one corresponding second recess of the second holding component.
Abstract translation: 提供显示面板的包装盒。 包装盒包括具有开口端的盒体。 盒体的一对相对的内侧壁分别设置有第一保持部件和第二保持部件,并且第一保持部件和第二保持部件中的每一个包括至少一个第一凹部和至少一个第二凹部。 第一保持部件的一个第一凹部的底部与第二保持部件的一个对应的第一凹部的底部之间的第一距离与第一保持部件的一个第二凹部的底部和第一保持部件的底部之间的第二距离不同 第二保持部件的一个对应的第二凹部。
-
公开(公告)号:US11962054B2
公开(公告)日:2024-04-16
申请号:US17280897
申请日:2020-08-13
Inventor: Liang Li , Tienlun Ting , Ying Wang , Jie Wu , Haocheng Jia , Cuiwei Tang , Qiangqiang Li , Chuncheng Che
Abstract: The present disclosure provides a phase shifter and an antenna. The phase shifter includes a first substrate and a second substrate opposite to each other; a signal transmission structure between the first substrate and the second substrate, wherein the signal transmission structure is configured to transmit a microwave signal; a phase shifting structure between the first substrate and the second substrate, wherein the phase shifting structure is configured to adjust a phase of the microwave signal; wherein the signal transmission structure includes a connection structure on the signal transmission structure; the signal transmission structure is connected to the phase shifting structure through the connection structure; the phase shifter further includes: an isolation structure between the first substrate and the second substrate; wherein the isolation structure is on the connection structure and separates a dielectric layer of the signal transmission structure from a dielectric layer in the phase shifting structure.
-
公开(公告)号:US11876275B2
公开(公告)日:2024-01-16
申请号:US17990001
申请日:2022-11-18
Inventor: Ying Wang , Tienlun Ting , Jie Wu , Xue Cao , Liang Li , Haocheng Jia , Peizhi Cai , Chuncheng Che
Abstract: A liquid crystal phase shifter, a liquid crystal antenna, a communication apparatus, and a method for operating a liquid crystal phase shifter are provided. The liquid crystal phase shifter includes a microwave transmission structure and a phase adjustment structure opposite to each other, and a liquid crystal layer between the microwave transmission structure and the phase adjustment structure; wherein the phase adjustment structure comprises a plurality of phase adjustment units; the plurality of phase adjustment units are configured to change a dielectric constant of the liquid crystal layer according to a voltage applied to the phase adjustment units and a voltage applied to the microwave transmission structure, so as to adjust a phase of a microwave signal; and phase shift amounts adjusted by at least two of the plurality of phase adjustment units are different from each other.
-
公开(公告)号:US11811121B2
公开(公告)日:2023-11-07
申请号:US16976822
申请日:2019-11-29
Inventor: Cuiwei Tang , Tienlun Ting , Xue Cao , Jie Wu , Ying Wang , Liang Li , Haocheng Jia , Chuncheng Che
CPC classification number: H01P1/184 , H01P1/181 , H01P11/003
Abstract: A phase shifter, a manufacture method for manufacturing a phase shifter, a drive method for driving a phase shifter, and an electronic device are provided. The phase shifter includes a dielectric substrate, and a transmission line, a dielectric layer, an insulating layer, and a metal layer on the dielectric substrate. In a direction perpendicular to a first surface of the dielectric substrate, the dielectric layer and the insulating layer are between the metal layer and the transmission line, a material of the dielectric layer is a semiconductor material; and an orthographic projection of the metal layer on the dielectric substrate, an orthographic projection of the insulating layer on the dielectric substrate, and an orthographic projection of the dielectric layer on the dielectric substrate at least partially overlap. The present disclosure provides a new phase shifter based on a metal-insulator-semiconductor capacitor structure.
-
-
-
-
-
-
-
-
-