P

Inventor

HAYASE SHIGENORI

JP34 patents
⚠️ This page may combine multiple inventors who share the name “HAYASE SHIGENORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

15 patents
US7817741B2Oct 19, 2010

MIMO wireless data communication system, MIMO wireless data communication method and MIMO wireless data communication apparatus

HITACHI LTD8 citations84
US7209765B1Apr 24, 2007

Wireless data communication system, wireless data communication method and communication apparatus

HITACHI LTD11 citations84
US7194210B2Mar 20, 2007

Wavelength division multiplexing optical transmission equipment and method of amplifying optical wavelength division multiplexed signals

HITACHI LTD10 citations82
US9025549B2May 5, 2015

Access point and interference control method

HITACHI LTD4 citations69
US8363634B2Jan 29, 2013

Wireless communication method, wireless communication apparatus and access point apparatus

HITACHI LTD3 citations63
US7813655B2Oct 12, 2010

Signal waveform deterioration compensator

HITACHI LTD5 citations63
US7773686B2Aug 10, 2010

MIMO wireless data transmission system

HITACHI LTD5 citations63
US7920652B2Apr 5, 2011

Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof

HITACHI LTD5 citations62
US7391974B2Jun 24, 2008

Wavelength division multiplexing optical transmission equipment and method of amplifying optical wavelength division multiplexed signals

HITACHI LTD2 citations61
US11799820B2Oct 24, 2023

Network system, communication control device, and communication control method

HITACHI LTD0 citations52
US9083450B2Jul 14, 2015

Base station, system, and method of macro and pico base station interference coordination using uplink prohibition period

HITACHI LTD1 citations52
US8964777B2Feb 24, 2015

Base station and method of interference handling

HITACHI LTD1 citations52
US7660288B2Feb 9, 2010

Radio communication device

HITACHI LTD0 citations52
US9350830B2May 24, 2016

Wireless communication base station and wireless communication method

HITACHI LTD0 citations41
US8345785B2Jan 1, 2013

Wireless data communication system and wireless data communication method

HITACHI LTD0 citations41

HITACHI AUTOMOTIVE SYSTEMS LTD

9 patents

HAYASE SHIGENORI

3 patents

HITACHI ASTEMO LTD

3 patents

YANO TAKASHI

1 patent

MURAI SHINJI

1 patent

JIA YUNJIAN

1 patent

KATAYAMA RINTARO

1 patent