发明授权
US5789733A Smart card with contactless optical interface 失效
智能卡带有非接触式光接口

Smart card with contactless optical interface
摘要:
An optical smart card (10) including a microchip (14) having information stored thereon, an optical holographic sensor pad (16) capable of detecting and collecting light beams emitted from a remote reader/transmitter (52), a light source (18) capable of emitting dataelectronic information contained on the microchip (14) back to the remote reader/transmitter (52) and electronics (20) connected to the sensor pad (16), the light source (18) and the microchip (14).
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