发明名称 |
APPARATUS AND METHOD FOR MAXIMIZING FREQUENCY OFFSET TRACKING PERFORMANCE IN A DIGITAL RECEIVER |
摘要 |
An automatic frequency control loop structure utilizes a dual selection automatic frequency control unit which is coupled to a differential phase unit and a coherent phase unit to provide a frequency corrected received signal output for efficient tracking of frequency offset drift and a much lower probability of loss of automatic frequency control loop lock. Thus, a signal from a coherent carrier recovery process provides additional benefit by utilization in adjusting frequency offset tracking performance.
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申请公布号 |
CA2169551(C) |
申请公布日期 |
2001.02.13 |
申请号 |
CA19952169551 |
申请日期 |
1995.05.22 |
申请人 |
MOTOROLA, INC. |
发明人 |
BAUM, KEVIN L.;GURNEY, DAVID PAUL;KUFFNER, STEPHEN LEIGH |
分类号 |
H03J7/06;(IPC1-7):H04B1/18;H04L27/22 |
主分类号 |
H03J7/06 |
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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