Vehicle-mounted telematics box (TBOX), antenna real-time switching method and apparatus, and non-transitory computer-readable storage medium

    公开(公告)号:US11923935B2

    公开(公告)日:2024-03-05

    申请号:US17274723

    申请日:2019-09-06

    Inventor: Jun Li

    CPC classification number: H04B7/0602 H04B17/102 H04B17/103

    Abstract: A vehicle-mounted TBOX, an antenna real-time switching method and apparatus, and a non-transitory computer-readable storage medium are disclosed. The vehicle-mounted TBOX may include: a MCU control device, an antenna device and a measurement device, where the measurement device is configured to detect an incident wave power and a reflected wave power when the antenna device is in operation, and determine a real-time standing wave ratio at a position where the antenna device locates; the MCU control device is configured to communicate with the antenna device and the measurement device, determine an operation state of the antenna device according to the standing wave ratio, and send a control instruction to the antenna device; and the antenna device is configured to switch an internal antenna of the antenna device in real time according to the control instruction.

    Gain adjustment control method, device and apparatus, and computer readable storage medium

    公开(公告)号:US12245170B2

    公开(公告)日:2025-03-04

    申请号:US17624728

    申请日:2020-05-19

    Abstract: A gain adjustment control method, device and apparatus, and a non-transitory computer-readable storage medium are disclosed. The method may include: calculating energy of a full-bandwidth physical downlink shared channel (PDSCH) transmission signal in an intermediate frequency digital domain or a baseband digital domain according to a set calculation period; determining a gain control adjustment parameter according to the calculated energy of the full-bandwidth PDSCH transmission signal; and controlling and adjusting a gain of a receiver according to the determined gain control adjustment parameter and a gain adjustment rule.

    Data processing method, terminal, subscriber identity module card, and system

    公开(公告)号:US09860842B2

    公开(公告)日:2018-01-02

    申请号:US14900176

    申请日:2013-09-27

    Inventor: Xipeng Li Jun Li

    Abstract: A method for processing data, a terminal, a subscriber identity module card and a system are disclosed. The method includes: when a terminal is in a dormant state, keeping providing a working power supply for a subscriber identity module card and a specified electronic device within the terminal, so that the subscriber identity module card and the specified electronic device keep in a working state; the subscriber identity module card collecting working data of the specified electronic device and then storing the working data; and when the terminal quits from the dormant state, the terminal extracting the working data.

    Display screen having mirror function, control method, device and terminal

    公开(公告)号:US10371970B2

    公开(公告)日:2019-08-06

    申请号:US15513391

    申请日:2015-07-20

    Inventor: Jun Li

    Abstract: Disclosed a display screen having a mirror function, a control method, a device and a terminal. The display screen includes: a screen lens (20), a liquid crystal screen (22) and a nano suspension layer (21), wherein the nano suspension layer (21) is disposed between the screen lens and the liquid crystal display. The control method includes: controlling the magnetic layer to provide a static magnetic field perpendicular to the display screen upon receipt of the trigger-off signal; and controlling the upper plate to provide a voltage, or controlling the upper plate to provide a voltage and controlling the magnetic layer to provide a static magnetic field perpendicular to the display screen upon receipt of the trigger-on signal.

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