专利名称：Digital voltage gain amplifier for zero IF
architecture
流动资金周转天数发明人：Raghu Challa
申请号：US09954589
申请日：20010914
卡通人物手绘公开号：US06707865B2
公开日：
20040316
传承传统文化作文专利内容由知识产权出版社提供
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专利附图：
摘要：The invention is directed toward a digital VGA that is implemented in the
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logarithmic domain. The digital VGA exploits logarithmic properties to replace a complex multiplier of a conventional digital VGA with a simple and inexpensive adder. Moreover,
additional techniques are described to significantly reduce the size of one or more lookup tables (LUTs) implemented within the digital VGA. In this manner, the invention can realize a simple, low cost digital VGA.1348年
申请人：QUALCOMM INCORPORATED
代理人：Philip Wadsworth,Charles D. Brown,Donald Kordich
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