发明授权
- 专利标题: Direct modulator for shift keying modulation
- 专利标题(中): 用于移位键控调制的直接调制器
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申请号: US10902746申请日: 2004-07-29
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公开(公告)号: US07109805B2公开(公告)日: 2006-09-19
- 发明人: Chang-Hyeon Lee , Hoon Lee , Akbar Ali
- 申请人: Chang-Hyeon Lee , Hoon Lee , Akbar Ali
- 申请人地址: US CA Irvine
- 专利权人: Skyworks Solutions, Inc.
- 当前专利权人: Skyworks Solutions, Inc.
- 当前专利权人地址: US CA Irvine
- 主分类号: H03L7/00
- IPC分类号: H03L7/00 ; H03C3/06 ; H03M3/00
摘要:
A system for direct modulation is disclosed. Embodiments of the direct modulator for shift-keying modulation include impressing baseband data on a radio frequency (RF) signal at an oscillator by controlling a digital divider using a sigma-delta modulator.
公开/授权文献
- US20060022758A1 Direct modulator for shift keying modulation 公开/授权日:2006-02-02
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