It relates to the Bluetooth on-screen keyboard using a thermal compression or ultrasound techniques can be used for the top of the keyboard support method and a Bluetooth-screen keyboard device, comprising: forming a urethane film or a synthetic leather portion keyboard button shaped by thermal compression or ultrasound , attaching a pressure-sensitive film in the lower part of the keyboard button-like portion, attaching a PCB board in the lower portion of the pressure-sensitive film, a step of connecting the communication board and the battery to the PCB board, a cover for the protective a communication board and the battery by providing a configuration comprising the step of providing a can be used to support the cover part of the keyboard. ;
展开▼