发明授权
- 专利标题: Spurious DDS signal suppression
- 专利标题(中): 杂散DDS信号抑制
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申请号: US12277824申请日: 2008-11-25
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公开(公告)号: US08433737B1公开(公告)日: 2013-04-30
- 发明人: Dana W. Kintigh
- 申请人: Dana W. Kintigh
- 申请人地址: US MD Bethesda
- 专利权人: Lockheed Martin Corporation
- 当前专利权人: Lockheed Martin Corporation
- 当前专利权人地址: US MD Bethesda
- 代理机构: Lee, Jorgensen, Pyle & Kewalramani, P.C.
- 主分类号: G06F1/02
- IPC分类号: G06F1/02
摘要:
A technique for the suppression of spurious Direct Digital Synthesis (“DDS”) signals includes a method and an apparatus that equally and oppositely dithers a pair of complementary input digital words from which a pair of analog signals are direct digital synthesized and then mixes the generated analogy signals.
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