Inventor
OHTOMO YASUO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “OHTOMO YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
9 patentsUS5638409AJun 10, 1997
Data receiving device for reproducing a received symbol from a received data signal
FUJITSU LTD49 citations92
US5399985AMar 21, 1995
Digital PLL circuit
FUJITSU LTD7 citations73
US11476946B2Oct 18, 2022
Signal processing device and transmission device
FUJITSU LTD0 citations62
US10560199B2Feb 11, 2020
Signal processing circuit and optical receiving device
FUJITSU LTD1 citations60
US9660733B2May 23, 2017
Signal processing apparatus, signal processing method, and signal processing system
FUJITSU LTD0 citations51
US7649482B2Jan 19, 2010
Signal modulation method, signal modulation apparatus, electronic device, and computer program product
FUJITSU LTD0 citations51
US10931485B2Feb 23, 2021
Adaptive equalization circuit and optical receiver
FUJITSU LTD0 citations50
US10177855B2Jan 8, 2019
Amplitude adjustment circuit, digital coherent receiver, and amplitude adjustment method
FUJITSU LTD0 citations50
US9680667B2Jun 13, 2017
Adaptive equalization circuit, digital coherent receiver, and adaptive equalization method
FUJITSU LTD0 citations40