发明名称 |
Passive display unit and system and method of use |
摘要 |
A device for displaying messages includes a passive display unit having a display screen, a receiver that receives downloaded information and a processor for processing and storing the downloaded information and providing control to the passive display unit. The display system may include a computer which stores information and a transceiver which downloads and stores the information received from the computer. A method of transmitting and displaying information on the passive display unit is also provided.
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申请公布号 |
US2004192399(A1) |
申请公布日期 |
2004.09.30 |
申请号 |
US20040757577 |
申请日期 |
2004.01.15 |
申请人 |
DECOST NORMAN;HLADECEK JOEL;KELLER SCOTT;MACDONALD FREDERIC;MIFFITT DONALD C. |
发明人 |
DECOST NORMAN;HLADECEK JOEL;KELLER SCOTT;MACDONALD FREDERIC;MIFFITT DONALD C. |
分类号 |
G06F;G06Q30/00;G08B13/00;G09F9/30;G09F9/33;G09F9/35;G09F19/00;H04B1/18;H04B1/38;H04M1/00;(IPC1-7):H04M1/00 |
主分类号 |
G06F |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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