Lens module capable of changing focal distance and electronic device using the same

    公开(公告)号:US11347042B2

    公开(公告)日:2022-05-31

    申请号:US16680812

    申请日:2019-11-12

    Abstract: A lens module includes a printed circuit board, a lens component, and at least two electric conductors. The lens component includes a first lens and a microscope base, the first lens is formed on the microscope base, the microscope base is formed on the printed circuit board, and the first lens is electrically conductive and deforms under voltage. The first lens is electrically connected to the printed circuit board by the electric conductors. The printed circuit board outputs a voltage to the first lens through the electric conductors; the first lens deforms according to the voltage thereby changing a focal distance of light passing through the first lens. The disclosure also relates to an electronic device using the lens module. The lens module can has a zoom function and has a litter volume.

    GRINDING AND POLISHING DEVICE
    102.
    发明申请

    公开(公告)号:US20220126415A1

    公开(公告)日:2022-04-28

    申请号:US16951850

    申请日:2020-11-18

    Abstract: A grinding and polishing device includes a main body, a grinding disk, a sample disk, a first console, and a second console. The main body includes a support table and a support column. The support table is coupled to the support column. The grinding disk is fixed on the support table and includes a polishing surface. The sample disk is fixed on the support column and configured to hold a preform. The first console is electrically coupled to the sample disk and used for controlling a distance between the preform held by the sample disk and the grinding disk. The second console is electrically coupled to the grinding disk and used for controlling a working state of the grinding disk for grinding and polishing the preform.

    AUTOMATIC FOCUS APPARATUS AND CAMERA MODULE WITH THE SAME

    公开(公告)号:US20220121087A1

    公开(公告)日:2022-04-21

    申请号:US17564623

    申请日:2021-12-29

    Inventor: JUN-FENG GAO

    Abstract: An automatic focus apparatus for a camera module includes a voice coil motor and a driving unit. The voice coil motor includes a frame, a moving member with a lens, and a magnetic member. The magnetic member is positioned at a side wall of the moving member, the driving unit is positioned at a side plate of the frame. A magnetic field is generated by the driving unit and the magnetic member, the magnetic field drives the moving member with the lens to move, to achieve automatic focus.

    Lens module with electromagnetic prothction and electronic device using the same

    公开(公告)号:US11256057B2

    公开(公告)日:2022-02-22

    申请号:US16680804

    申请日:2019-11-12

    Inventor: Chun-Yan Yan

    Abstract: A lens module includes a printed circuit board; a lens mounted on one side of the printed circuit board, and a shielding cover. The shielding cover comprises a cavity. A part of the printed circuit board and a part of the lens are received in the cavity of the shielding cover. The disclosure also relates to an electronic device using the lens module. The lens module can filter the magnetic interference of the external signal and facilitate heat generated by the lens module dissipate outside.

    SWIVELLING MODULE, IMAGING DEVICE, AND ELECTRONIC DEVICE

    公开(公告)号:US20210392247A1

    公开(公告)日:2021-12-16

    申请号:US16985556

    申请日:2020-08-05

    Inventor: ZHI-GAO DONG

    Abstract: A swivelling module able to capture light from any desired direction includes a light-transmitting housing, a reflecting element in the light-transmitting housing, a plurality of magnets disposed on a periphery of the reflecting element, and a plurality of electromagnetic induction coils disposed on corners of the light-transmitting housing. When the electromagnetic induction coils are energized, the electromagnetic induction coils interact with the magnets to drive the reflecting element to rotate to a desired direction. An imaging device and an electronic device including the swivelling module are also disclosed.

    MATERIAL COUNTING METHOD AND COMPUTER DEVICE

    公开(公告)号:US20210389258A1

    公开(公告)日:2021-12-16

    申请号:US17000649

    申请日:2020-08-24

    Inventor: YING-JIA WANG

    Abstract: A method for examining and counting incoming materials includes receiving three-dimensional scanned images of the incoming materials, wherein the three-dimensional scanned image is taken by an X-ray machine. The three-dimensional scanned image is preprocessed, each type of material is identified by a pre-trained material classification model and other information relevant thereto is collected, and a first total number of materials of each type is counted to obtain the total number of materials of each type.

    TEST DEVICE FOR LENS MODULE
    107.
    发明申请

    公开(公告)号:US20210389211A1

    公开(公告)日:2021-12-16

    申请号:US17341642

    申请日:2021-06-08

    Abstract: A test device for a lens module in respect of visible light and in respect of infrared light includes a test fixture and a display able to show both types of light in images captured. The test fixture supports the lens module. The display is configured to display pictures of test cards captured by the lens module. The display includes a display panel and a backlight module located on a side of the display panel. The backlight module includes a first light source and a second light source, the first light source emits visible light, and the second light source emits infrared light.

    Heat dissipation structure and electronic device

    公开(公告)号:US11202389B2

    公开(公告)日:2021-12-14

    申请号:US16711734

    申请日:2019-12-12

    Abstract: A heat dissipation structure mounted in an electronic device includes a base body defining a seal chamber, a heat transfer medium in the seal chamber, and a connecting element. The seal chamber includes interconnected evaporation and condensation portions. The connecting element is coupled to the evaporation portion and a camera module of the electronic device. Heat generated by the camera module is transferred to the evaporation portion via the connecting element, the heat transfer medium turns to gas, and the gas flows into the condensation portion and condenses, dissipating the heat to the outside of the electronic device. The disclosure further provides an electronic device using the heat dissipation structure.

    CAMERA MODULE AND ELECTRONIC DEVICE
    109.
    发明申请

    公开(公告)号:US20210385361A1

    公开(公告)日:2021-12-09

    申请号:US16925689

    申请日:2020-07-10

    Inventor: FEI-FAN YU

    Abstract: A camera module includes a substrate, a number of sensors, and a film. The substrate defines a receiving cavity. The receiving cavity includes a bottom portion. The bottom portion defines an opening. The sensors are mounted around the opening. The film is attached to the substrate and covers the receiving cavity. The camera module defines a channel communicating with the receiving cavity.

    TESTING BOX PROOFED AGAINST LIGHT FLARES DURING THE TESTING OF IMAGE-CAPTURING DEVICES

    公开(公告)号:US20210372880A1

    公开(公告)日:2021-12-02

    申请号:US17023183

    申请日:2020-09-16

    Abstract: A camera-testing box for testing optical properties of an image-capturing device includes a box body, a light source, a photographic film, a mask, and a base. The light source is disposed inside the light-free box body. The photographic film is disposed on a side of the light source inside the box body. The mask is disposed on a side of the photographic film away from or facing the light source, and the mask includes a transparent area and a shielding area to reduce flare-causing light reflected by screws and other extraneous objects in the camera-testing box. The base is disposed inside the box body, and on a side of the mask away from the light source. The base supports the to-be-tested image-capturing device.

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