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发明名称
展频时脉产生装置
摘要
一种展频时脉产生装置,具备有:相位插值器,输入从时脉输入端子所输入之时脉和控制信号,因应于控制信号调整输出时脉之相位并输出;及控制电路,输入从时脉输入端子所输入之时脉并计数,将根据计数结果使输出时脉之相位可变之控制信号输出至该相位插值器;其中来自相位插值器之输出时脉的相位随着时间变动,在既定之频率范围调频。对从SSC控制端子所输入之调频开始信号及调频停止信号,进行切换而不会伴随激烈的频率变动。
申请公布号
TWI320880
申请公布日期
2010.02.21
申请号
TW094142991
申请日期
2005.12.06
申请人
NEC电子股份有限公司
发明人
小笠原和夫
分类号
G06F1/04;H03L7/08
主分类号
G06F1/04
代理机构
代理人
周良谋;周良吉
主权项
一种展频时脉产生装置,包含:相位插值器,将输入时脉和控制信号输入,根据该控制信号使输出时脉之相位可变并输出;及控制电路,输入该输入时脉并计数,产生用以根据该计数结果使输出时脉之相位可变、并将该输入时脉调频之该控制信号,向该相位插值器输出;该控制电路因应于依任意之时序所输入的调频开始信号,依该输出时脉之频率和该输入时脉之频率相等的时序开始输出该控制信号;因应于依任意之时序所输入的调频停止信号,依该输出时脉之频率和该输入时脉之频率相等的时序停止输出该控制信号。
地址
日本
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