发明公开
EP2038997A2 SYSTEMS, METHODS, AND APPARATUS FOR FREQUENCY CONVERSION
审中-公开
SYSTEME，VERFAHREN UND VORRICHTUNG ZUR FREQUENZUMWANDLUNG
- 专利标题： SYSTEMS, METHODS, AND APPARATUS FOR FREQUENCY CONVERSION
- 专利标题（中）： SYSTEME，VERFAHREN UND VORRICHTUNG ZUR FREQUENZUMWANDLUNG
-
申请号： EP07840385.4申请日： 2007-07-10
-
公开(公告)号： EP2038997A2公开(公告)日： 2009-03-25
- 发明人: ZHUO, Wei , HADJICHRISTOS, Aristotele , SAHOTA, Gurkanwal Kamal , PENG, Solti
- 申请人： QUALCOMM Incorporated
- 申请人地址： Attn: International IP Administration 5775 Morehouse Drive San Diego, California 92121 US
- 专利权人： QUALCOMM Incorporated
- 当前专利权人： QUALCOMM Incorporated
- 当前专利权人地址： Attn: International IP Administration 5775 Morehouse Drive San Diego, California 92121 US
- 代理机构： Carstens, Dirk Wilhelm
- 优先权： US830198P 20060711; US531314 20060913
- 国际公布： WO2008008759 20080117
- 主分类号： H03D7/16
- IPC分类号： H03D7/16
摘要：
A method according to one embodiment includes using a quadrature set of local oscillator signals having duty cycles of substantially less than fifty percent to perform a mixing operation on a radio-frequency current signal. Other embodiments include using a quadrature set of local oscillator signals having duty cycles of less than twenty-five percent.
信息查询
IPC分类:
