Yamaji Takafumi    Department   SOJO UNIVERSITY  Department of Computer and Information Sciences, FACULTY OF COMPUTER AND INFORMATIONSCIENCES      /(DC)Division of Applied Information Sciences, Graduate School of Engineering      /Division of Applied Information Sciences, Graduate School of Engineering    Position
取得国	国外 (米国)
特許番号	USP 7,250,895
取得年月日	2007/07/31
発明者	Kurose; Daisuke (Kawasaki, JP), Yamaji; Takafumi (Yokohama, JP), Itakura; Tetsuro (Tokyo, JP)
特許名	Multiple input analog-to-digital conversion apparatus and radio receiver using the same
特許概要	A multiple input AD conversion apparatus includes a first unit AD converter including a plurality of first conversion stages connected in cascade to convert a first analog input signal to a first digital output signal, a second unit AD converter including a plurality of second conversion stages connected in cascade to convert a second analog input signal to a second digital output signal, and an operational amplifier shared between the first conversion stage and the second conversion stage in a time sharing.