发明名称 |
Multi-mode, multi-band communication system |
摘要 |
The present invention is directed toward the transmission subsystem of a multi-mode, multi-band communication system that can transmit and/or receive one or more information signals on one or more transmission frequencies using one or more modulation schemes. According to embodiments of the invention, the up-conversion section is implemented using a universal frequency translator (UFT).
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申请公布号 |
US6704549(B1) |
申请公布日期 |
2004.03.09 |
申请号 |
US20000476330 |
申请日期 |
2000.01.03 |
申请人 |
PARKVISION, INC. |
发明人 |
SORRELLS DAVID F.;BULTMAN MICHAEL J.;CLEMENTS CHARLES D.;COOK ROBERT W.;HAMILLA JOSEPH M.;LOOKE RICHARD C.;MOSES, JR. CHARLEY D.;SILVER GREGORY S. |
分类号 |
H03D7/00;(IPC1-7):H04B1/66 |
主分类号 |
H03D7/00 |
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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