Search Results - "Komizo, H."

Microstrip Spiral Directional Coupler by Shibata, K., Hatori, K., Tokumitsu, Y., Komizo, H.

“…A new microwave directional coupler with a spiral-shaped construction is described. This coupler is named the spiral coupler and is formed by coiling two…”
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Cavity Stabilized X-Band Gunn Oscillator by Ito, Y., Komizo, H., Sasagawa, S.

“…The design and resultant experimental investigation of a pulling mechanism for a highly stable X-band Gunn oscillator, stabilized by a high Q TE/sub 011/-mode…”
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A 0.5-W CW IMPATT diode amplifier for high-capacity 11-GHz FM radio-relay equipment by Komizo, H., Ito, Y., Ashida, H., Shinoda, M.

“…A stable CW reflection-type Si-IMPATT diode amplifier has been developed as a transmitting high-power amplifier for the 11-GHz-band FM radio-relay system. It…”
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Improvement of Nonlinear Distortion in an IMPATT Stable Amplifier by Komizo, H., Daido, Y., Ashida, H., Ito, Y., Honma, M.

“…More than a 40-dB third-order intermodulation product (IMP) has been achieved in a 13-GHz-band 2-stage IMPATT stable amplifier with 21-dBm output level and…”
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K-Band High-Power Single-Tuned IMPATT Oscillator Stabilized by Hybrid-Coupled Cavities by Ito, Y., Komizo, H., Meguro, T., Shinoda, M., Oya, T., Daido, Y.

“…A K-band high-power and highly stable power source has been developed using a cavity-stabilized IMPATT-diode oscillator followed by a one-stage high-power…”
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Causes of endogenous sudden death by Yoshimura, S, Kobayashi, T, Nagata, H, Komizo, H

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Experimental and computer simulation analysis of a Gunn diode by Ito, Yukio, Komizo, Hidemitsu, Meguro, Takeshi, Daido, Yoshimasa, Umebu, Itsuo

“…Bias-voltage and frequency dependencies of large signal electronic admittance of a Gunn diode have been measured systematically in the 8- to 13-GHz frequency…”
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Clinical experience with alpha-methyl DOPA and its effect on the metabolism of serotonin and catecholmine by KOBAYASHI, T, ITO, Y, KAJIHARA, T, SHIMIZU, K, KISHII, T, NAGATA, Y, KOMIZO, H

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Millimeterwave Integrated Circuits by Komizo, H., Tokumitsu, Y.

“…This paper describes a compact, low cost 50 GHz-band integrated doppler radar module for an automobile ground speed sensor in which a copper embedded Fine…”
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Development of Evaluation Technique of GMAW Welding Quality Based on Statistical Analysis by Feng, Shengqiang, Terasaki, Hidenri, Komizo, Yuichi, Hu, Shengsun, Chen, Donggao, Ma, Zhihua

“…Nondestructive techniques for appraising gas metal arc welding（GMAW） faults plays a very important role in on-line quality controllability and prediction of…”
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A New Temperature Stabilized Waveguide Circulator by Tokumitsu, Y., Kasahara, T., Komizo, H.

“…A new temperature stabilization method applied to a 20 GHz-band waveguide circulator is described. A change in the reflection coefficient stays within 0.015…”
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Large signal dynamic behavior of X-band power GaAs FETs by Sakane, T., Arai, Y., Komizo, H.

“…Improvement of GaAs FET gate structures has made it possible to minimize the variation of S parameters from small to large signal operation. This report will…”
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A 7 GHz FM Transmitter Utilizing GaAs Power MESFETs by Komizo, H., Arai, Y., Saito, T.

“…An FM transmitter with a power efficiency of 11.5 % was developed utilizing GaAs power MESFETs for a 7 GHz FM radio-relay equipment. The transmitter, which…”
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Cavity Stabilized X-Band Gunn Oscillator by Ito, Y., Komizo, H., Sasagawa, S.

“…To obtain the highly stable and low noise gunn or avalanche diode oscillator, there are two methods, the one is an injection locking to a master oscillator and…”
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Novel GaAs FET Phase Detector Operable to Ka Band by Takano, T., Tozawa, Y., Shima, T., Katoh, T., Komizo, H., Yatsuka, H.

“…A new type of sampling-phase detector using a GaAs FET was developed. This SPD has approximately a 30 mV/rad detection sensitivity at 26.4 GHz with a 19 dBm…”
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K-band integrated microstrip modulator and mixer in waveguide for a high-speed PCM radio repeater by Ito, Y., Yunoki, H., Komizo, H., Dodo, J.

“…A microwave integrated high-speed PSK modulator and low noise mixer have been developed for a 400 Mb/s 4-phase PCM radio repeater in K-band. The experimental…”
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A 0.5-W CW IMPATT diode amplifier for high-capacity 11-GHz FM radio-relay equipment by Komizo, H., Ito, Y., Ashida, H., Shinoda, M.

“…A 0.5-W CW reflection-type IMPATT diode amplifier has been developed for 11-GHz FM radio-relay equipment, capable of handling 960 telephone channels. Paper…”
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Circuit Design and FM Noise Characteristics of 20/30 GHz GaAs MESFET Multiplier Chains by Shima, T., Takano, T., Katoh, T., Sugawara, H., Komizo, H.

“…Multiplier chains for 20/30 GHz bands were developed using two-stage GaAs MESFET doublers. They provide 11 dBm output power with 4 dB gain at 18 GHz and 4 dBm…”
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6 GHz 16 QAM MIC Modulator with Phase Linearity Improved by Takano, T., Niori, M., Tokumitsu, Y., Komizo, H., Ogawa, K.

“…A 6GHz 16 QAM linear MIC ring modulator with improved linearity has been developed. The BER measurements show S/N degradation by the MIC modulator to be 0.3 dB…”
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A Spiral Microwave Directional Coupler for MIC Application by Shibata, K., Hatori, K., Tokumitsu, Y., Komizo, H.

“…A new spiral-shaped directional coupler for MIC is proposed. The feature is the compact size and the tight coupling with wide strip spacing. The analysis,…”
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