| 发明名称 |
Direct modulator for shift keying modulation |
| 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.
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| 申请公布号 |
US7109805(B2) |
申请公布日期 |
2006.09.19 |
| 申请号 |
US20040902746 |
申请日期 |
2004.07.29 |
| 申请人 |
SKYWORKS SOLUTIONS, INC. |
发明人 |
LEE CHANG-HYEON;LEE HOON;ALI AKBAR |
| 分类号 |
H03L7/00;H03C3/06;H03M3/00 |
主分类号 |
H03L7/00 |
| 代理机构 |
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