Presentation 2000/10/13
Ultra Low-Noise Wideband Amplifier with a Series Drain Resistor and Lower Resonant Matching Stubs
Hidenori YUKAWA, Kazuhiko NAKAHARA, Hiroshi KAJIKAWA, Yasushi / ITOH,
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Abstract(in English) Low-noise amplifiers for use in the mobile and satellite communication terminals are required to show small reflections, low noise figure, miniaturized size, and low power consumption. To achieve small reflections and low noise figure simultaneously, a source inductor is widely used in the design of low-noise amplifiers. The source inductor, however, produces instability, poor isolation, and larger size of the amplifier. To address this problem, we present a design method to employ a series drain resistor for high stability, high isolation, and small size in addition to matching stubs comprised a short-circuited stub and a capacitor for simultaneous gain and noise matching. In this paper, the design method and its application are described.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) low-noise amplifier / wideband / noise figure / series drain resistor / microwave
Paper # EMCJ2000-88,MW2000-132
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Committee MW
Conference Date 2000/10/13(1days)
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Registration To Microwaves (MW)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Ultra Low-Noise Wideband Amplifier with a Series Drain Resistor and Lower Resonant Matching Stubs
Sub Title (in English)
Keyword(1) low-noise amplifier
Keyword(2) wideband
Keyword(3) noise figure
Keyword(4) series drain resistor
Keyword(5) microwave
1st Author's Name Hidenori YUKAWA
1st Author's Affiliation Mitsubishi Electric Corporation()
2nd Author's Name Kazuhiko NAKAHARA
2nd Author's Affiliation Mitsubishi Electric Corporation
3rd Author's Name Hiroshi KAJIKAWA
3rd Author's Affiliation Mitsubishi Electric Corporation
4th Author's Name Yasushi / ITOH
4th Author's Affiliation Mitsubishi Electric Corporation
Date 2000/10/13
Paper # EMCJ2000-88,MW2000-132
Volume (vol) vol.100
Number (no) 366
Page pp.pp.-
#Pages 6
Date of Issue