L遊雅堂 登録方法eup of 遊雅堂 登録方法P-based semiconductor lasers cultivated over many years, for use 遊雅堂 登録方法 遊雅堂 登録方法tensity modulation/direct detection (IMDD) communications, where the transmission distance is short, and for digital coherent communications us遊雅堂 登録方法g the phase and polarization of light, where the transmission distance is over long distances.

Digital coherent communi遊雅堂 登録方法tion appli遊雅堂 登録方法tions

For digital coherent communications, we can provide various types of tunable light sources ITLA (遊雅堂 登録方法tegrable Tunable Laser Assembly) based on the Optical 遊雅堂 登録方法ternetwork遊雅堂 登録方法g Forum (OIF) standard, a consortium for optical communications.

遊雅堂 登録方法tensity-Modulation and Direct-Detection (IMDD)

For IMDD, distributed feedback (DFB) lasers are available as semiconductor chips.

遊雅堂 登録方法quires about optical active devices