Presentation 2008-08-29
Inverse Class-C Operation for Efficient Frequency Doublers
Takehiro KISHIDA, Minoru SANAGI, Kazuhiro FUJIMORI, Shigeji NOGI,
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Abstract(in English) Inverse class-C frequency doubling operation has been discussed for frequency doublers and second harmonic oscillators with high output power and high efficiency. It was demonstrated that high second harmonic output power can be obtained with high drain efficiency higher than 60% when the load whose impedance is infinity at all odd harmonicfrequencies including fundamental frequency and the same resistance at all even harmonic frequencies is used by inverse class-C operation. the drain efficiency higher than 80% can be achieved by the larger input power.
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Keyword(in English) microwave / inverse class-C operation / frequency doublers / harmonic control / waveform theory
Paper # MW2008-99
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Committee MW
Conference Date 2008/8/21(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) Inverse Class-C Operation for Efficient Frequency Doublers
Sub Title (in English)
Keyword(1) microwave
Keyword(2) inverse class-C operation
Keyword(3) frequency doublers
Keyword(4) harmonic control
Keyword(5) waveform theory
1st Author's Name Takehiro KISHIDA
1st Author's Affiliation Graduate School of Natural Science and Technology, Okayama University()
2nd Author's Name Minoru SANAGI
2nd Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
3rd Author's Name Kazuhiro FUJIMORI
3rd Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
4th Author's Name Shigeji NOGI
4th Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
Date 2008-08-29
Paper # MW2008-99
Volume (vol) vol.108
Number (no) 195
Page pp.pp.-
#Pages 6
Date of Issue