About TANIMURA KAZUNORI
About 横河電機
About MAEDA MINORU
About 横河電機
About AKAHORI HIROSHI
About 横河電機
About OTA HIROSHI
About 横河電機
About network analyzer
About phase modulation
About DPSK
About QPSK
About measuring instrument
About synchronous detection
About DQPSK
About homodyne detection
About measuring instrument
About Optical waveguide,optical fibers,and fiber optics
About 光位相
About 変調
About アナライザ
About 位相揺らぎ
About 復調
About 波形
About 実時間
About 同時観測