发明名称 |
Multimedia wireless system outdoor unit electromagnetic signal frequency converter having local oscillator/first mixer converting second frequency and mechanism modifying local oscillator frequency within band. |
摘要 |
The frequency conversion system has a fixed frequency local oscillator (19,20) and a first mixer (17,18) receiving a first frequency input and converting to a second input frequency. There is a mechanism (23,22) modifying the local oscillator frequency within the frequency band.
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申请公布号 |
FR2823621(A1) |
申请公布日期 |
2002.10.18 |
申请号 |
FR20010005104 |
申请日期 |
2001.04.13 |
申请人 |
THOMSON LICENSING S.A. |
发明人 |
ROBERT JEAN LUC;LE NAOUR JEAN YVES;GUGUEN CHARLINE |
分类号 |
H04B1/40;H04B1/50;H04B1/56;(IPC1-7):H04B1/40;H03D7/16 |
主分类号 |
H04B1/40 |
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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