Osamu KOBAYASHI


Two-Tone Signal Generation for ADC Testing
Keisuke KATO Fumitaka ABE Kazuyuki WAKABAYASHI Chuan GAO Takafumi YAMADA Haruo KOBAYASHI Osamu KOBAYASHI Kiichi NIITSU 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/06/01
Vol. E96-C  No. 6  pp. 850-858
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
ADC testingtwo-tone signalintermodulation distortionarbitrary waveform generatorΣΔ DACdigital pre-distortiondistortion shaping
 Summary | Full Text:PDF(5.2MB)

A Liquid-Crystal Control, Coherent Type Optoelectronic Phased Array Antenna Beam Forming Network Using Polarization Multiplex Optical Heterodyning
Osamu KOBAYASHI Hiroyo OGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/01/25
Vol. E79-C  No. 1  pp. 80-86
Type of Manuscript:  Special Section PAPER (Special Issue on Optomicrowave Techniques and Their Applications)
Category: Optically Controlled Beam Forming Networks
Keyword: 
phased array antennabeam forming networkelectrically controllable birefringence mode nematic liquid-crystal cellpolarization multiplexoptical heterodyning
 Summary | Full Text:PDF(608.4KB)

Amplitude and Phase Control of an RF Signal Using Liquid-Crystals by Optoelectronic Method
Osamu KOBAYASHI Hiroyo OGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/08/25
Vol. E78-C  No. 8  pp. 1082-1089
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
RF attenuationRF phase shiftliquid-crystalsoptical heterodyning
 Summary | Full Text:PDF(684.2KB)