| 摘要 |
A wireless PC card includes a housing portion including a width and a lens extending substantially the width of the housing portion; a light pipe housed by the housing portion; a substantially flat plug portion extending from the housing portion and configured to be received by a socket of a portable computer for communicating the PC card with the portable computer; an antenna for sending and receiving a wireless signal connected to the housing portion; and a circuit board including an illumination device and electronics to cause the illumination device to emit flashing illumination, causing the lens to emit flashing illumination via the light pipe while the PC card searches for a wireless signal and emit steady state illumination, causing the lens to emit steady state illumination via the light pipe while the PC card maintains a sufficient wireless signal connection.
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