| 摘要 |
PURPOSE: The system for the lecture using the electronic white board is provided to offer a user the simplicity of the use and installation on the system movement by transferring contents between of the white board and of the computer in wireless, and to progress more effective and smooth lecture and conference. CONSTITUTION: The system comprises a white board(301), a computer(310), and a wireless transceiver(320,330). The electronic white board composes of a white board, a reader, a converter, and a transmitter. The reader reads the contents written on the white board in the optical signal. The converter converts the optical signal into the electronic data and outputs. The transmitter sends the converted data. The computer receives the contents written on the electronic white board and displays the contents, or sends the contents displayed on the screen to the electronic white board. The wireless transceiver sends/receives the contents between of the electronic white board and of the computer by the wireless data signal.
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