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公开(公告)号:US06385443B1
公开(公告)日:2002-05-07
申请号:US09431965
申请日:1999-11-01
申请人: Sang Jin Lee , Ui Sik Kwak , Jong Jin Kim
发明人: Sang Jin Lee , Ui Sik Kwak , Jong Jin Kim
IPC分类号: H04B126
CPC分类号: H04B1/28
摘要: An IF local generating circuit for a broadband communication system using a plurality of carriers is disclosed. In the present invention, one IF phase locked loop converts the IF signals to baseband signals by a downward processing of frequency in the receiving end of the broadband portable terminal.
摘要翻译: 公开了一种使用多个载波的宽带通信系统的IF本地产生电路。 在本发明中,一个IF锁相环通过在宽带便携式终端的接收端中的频率的向下处理将IF信号转换为基带信号。