230000005540 biological transmission Effects 0.000 description 5.230000000051 modifying Effects 0.000 abstract description 6.238000001914 filtration Methods 0.000 claims description 8.238000006243 chemical reaction Methods 0.000 claims description 9.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Tianjin University filed Critical Tianjin University Priority to CNA2007100612991A priority Critical patent/CN101136887A/en Publication of CN101136887A publication Critical patent/CN101136887A/en Status Pending legal-status Critical Current Links Original Assignee Tianjin University Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Inventor 马永涛刘开华陈尧 Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Pending Application number CNA2007100612991A Other languages Chinese ( zh) Google Patents CN101136887A - DRM receiver radio frequency receiving front-end circuit CN101136887A - DRM receiver radio frequency receiving front-end circuit

Drm converters for radio