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|1. (WO2017152606) TELEVISION MAINBOARD DEVICE, CONNECTION DEVICE, TELEVISION, AND TELEVISION SYSTEM|
|Applicants:||HEYI INTELLIGENT TECHNOLOGY (SHENZHEN) CO., LTD
|Title:||TELEVISION MAINBOARD DEVICE, CONNECTION DEVICE, TELEVISION, AND TELEVISION SYSTEM|
The present invention relates to a television mainboard device, a connection device, a television, and a television system. The television mainboard device comprises: a housing having at least one opening; and a television mainboard accommodated in the housing and having a first interface and a second interface, the first interface and the second interface being exposed out of the housing by means of respective openings, wherein the first interface can be connected to a power supply to receive first power, and the second interface can be connected to a television to transmit multimedia signals and the first power to the television and receive second power from the television.