Inventor

OKABE RYOU

JP20 patents

⚠️ This page may combine multiple inventors who share the name “OKABE RYOU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OKABE RYOU

FUJITSU LTD

Optical switching method and optical switch

Estimation method for optical receiver and light source device

Optical transmitter, optical communication system, and optical transmission/reception control method

Transmission apparatus and transmission system

Optical transmission system, controller for wavelength tunable filter, and control method of wavelength tunable filter

Method for determining numbers of bits allocated to subcarriers and optical transmission system

Optical waveform measurement apparatus and optical waveform measurement method

Optical frequency division multiplexer and polarization control method

Optical pulse generating device and optical signal processing device

Optical switch

Receiving device and sending device

Optical receiving device and method for controlling dispersion compensation amount

Optical multiplexing device and method of generating optical OFDM signal

Transmission apparatus and transmission method

Optical reception apparatus

Optical transmission system using cross phase modulation

Optical switch and optical switch control method

HITACHI LTD

Method, system, and display for elevator allocation using multi-dimensional coordinates

FUJITSU OPTICAL COMPONENTS LTD

Optical transmission apparatus and method

OKABE RYOU

Receiver, light spectrum shaping method, and optical communication system