US 6,982,603 B2 | ||
Radio-frequency power amplification circuit having stabilization circuit | ||
Shin Chaki, Tokyo (Japan) | ||
Assigned to Renesas Technology Corp., Tokyo (Japan) | ||
Filed on Jan. 09, 2003, as Appl. No. 10/338,676. | ||
Claims priority of application No. 2002-231948 (JP), filed on Aug. 08, 2002. | ||
Prior Publication US 2004/0029535 A1, Feb. 12, 2004 | ||
Int. Cl. H03F 3/04 (2006.01) |
U.S. Cl. 330—302 | 3 Claims |
1. A radio-frequency power amplification circuit comprising:
an active element; and
a stabilization circuit provided upstream of said active element, wherein said stabilization circuit includes:
a first resistance element, a first end of which is connected to said active element and a second end of which is connected
to an input terminal;
a second resistance element, a first end of which is connected to the second end of said first resistance element; and
a short stub, a first end of which is connected to the second end of said second resistance element and a second end of which
is grounded.
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