Display device
    2.
    发明授权

    公开(公告)号:US12063493B2

    公开(公告)日:2024-08-13

    申请号:US17439673

    申请日:2021-01-05

    IPC分类号: H04R7/04 H04R1/02

    摘要: A display device, including a display panel, a box, a connection frame and a vibration actuator provided on the display panel. The connection frame includes: a frame-shaped member including a first end face and a second end face arranged opposite to each other, the first end face being attached to a top face of the box, a plurality of protrusions being provided on the second end face, a surface of each protrusion away from the first end face forming a support face, and the display panel being fixed on the support face; and a connection member fixedly coupled to the frame-shaped member, and detachably coupled to the box via a fastener.

    Display substrate, preparation method thereof, and display apparatus

    公开(公告)号:US11599196B2

    公开(公告)日:2023-03-07

    申请号:US17489968

    申请日:2021-09-30

    摘要: Provided are a display substrate, a preparation method thereof, and a display apparatus. The display substrate includes a substrate, an array structure layer disposed on the substrate, a plurality of emitting units and a plurality of ultrasonic transducers disposed at intervals on a side of the array structure layer away from the substrate, wherein the ultrasonic transducers are disposed between adjacent emitting units, and the array structure layer includes a transducer drive circuit connected to the ultrasonic transducer, and the transducer drive circuit is configured to control the ultrasonic transducer to transmit ultrasonic waves and receive voltage signals generated by the ultrasonic transducer receiving echoes.