An amplifier comprising a first amplifier circuit (1) constituted of a first transistor (10), a second amplifier circuit (2) constituted of a second transistor (11) and a first filter (3) having a desired passband and a desired attenuation band and connected between the output section of the circuit (1) and the input section of the circuit (2). The noise contained in the output is reduced.
申请公布号
WO9642134(A1)
申请公布日期
1996.12.27
申请号
WO1996JP01564
申请日期
1996.06.07
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.;HASHIMOTO, KOJI;FUJIHASHI, YOSHIKUNI;TAKAHASHI, HIROSHI;YAHATA, KAZUHIRO
