About YONEZAWA YUKI
About SAKAMOTO TAKAFUMI
About ISHIDA YUKIO
About 東芝ライテック
About 東芝レビュー(Web)
About dimming
About work time
About radio transmission
About lighting fitting
About simulation
About scale down
About positioning
About estimation
About tablet(computer)
About lighting control
About radio communication
About time companding
About localization
About position estimation
About Lighting in general and theory
About 無線
About 照明制御
About 作業時間
About 推定