Inventor
OHYA TOMOYUKI
JP34 patents
⚠️ This page may combine multiple inventors who share the name “OHYA TOMOYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
10 patentsUS6202188B1Mar 13, 2001
Data transmission device
NIPPON TELEGRAPH & TELEPHONE20 citations93
US6085158AJul 4, 2000
Updating internal states of a speech decoder after errors have occurred
NIPPON TELEGRAPH & TELEPHONE29 citations92
US6061444AMay 9, 2000
Echo canceler and method for learning for the same
NIPPON TELEGRAPH & TELEPHONE25 citations92
US5886652AMar 23, 1999
Pseudo fixed data transmission device and method
NIPPON TELEGRAPH & TELEPHONE46 citations92
US5859907AJan 12, 1999
Echo canceler and echo path estimating method
NIPPON TELEGRAPH & TELEPHONE39 citations92
US5815680ASep 29, 1998
SIMD multiprocessor with an interconnection network to allow a datapath element to access local memories
NIPPON TELEGRAPH & TELEPHONE42 citations92
US5726923AMar 10, 1998
Minimum/maximum data detector
NIPPON TELEGRAPH & TELEPHONE31 citations92
US5553190ASep 3, 1996
Speech signal transmission method providing for control
NIPPON TELEGRAPH & TELEPHONE28 citations92
US6115425ASep 5, 2000
Variable length coded data transmission device, transmitter side device, receiver side device, and method thereof
NIPPON TELEGRAPH & TELEPHONE9 citations74
US5745492AApr 28, 1998
Speech information freeze-out control method and equipment in mobile satellite communication system
NIPPON TELEGRAPH & TELEPHONE13 citations72
NTT DOCOMO INC
7 patentsUS7406410B2Jul 29, 2008
Encoding and decoding method and apparatus using rising-transition detection and notification
NTT DOCOMO INC19 citations92
US6952712B2Oct 4, 2005
Method and apparatus for distributing content data over a network
NTT DOCOMO INC41 citations92
US8700078B2Apr 15, 2014
Radio station, transmitting station, and frequency band sharing method
NTT DOCOMO INC13 citations84
US7363231B2Apr 22, 2008
Coding device, decoding device, and methods thereof
NTT DOCOMO INC6 citations63
US7502316B2Mar 10, 2009
Data receiving apparatus and data receiving method
NTT DOCOMO INC5 citations62
US7831209B2Nov 9, 2010
Data transmitter-receiver, bidirectional data transmitting system, and data transmitting-receiving method
NTT DOCOMO INC2 citations60
US7505900B2Mar 17, 2009
Signal encoding apparatus, signal encoding method, and program
NTT DOCOMO INC0 citations42
MARUYAMA TAMAMI
6 patentsUS8988287B2Mar 24, 2015
Apparatus having mushroom structures
MARUYAMA TAMAMI1 citations51
US8847822B2Sep 30, 2014
Apparatus having mushroom structures
MARUYAMA TAMAMI1 citations51
US8830126B2Sep 9, 2014
Apparatus having mushroom structures
MARUYAMA TAMAMI1 citations51
US8836583B2Sep 16, 2014
Reflectarray
MARUYAMA TAMAMI0 citations48
US9337942B2May 10, 2016
Propagation path estimation method and program and apparatus using the same
MARUYAMA TAMAMI0 citations40
US9264157B2Feb 16, 2016
Propagation path estimation method and program and apparatus using the same
MARUYAMA TAMAMI0 citations40
HARADA HIROKI
5 patentsUS8315569B2Nov 20, 2012
Controller and method for use in radio station in radio communication system
HARADA HIROKI7 citations84
US8542758B2Sep 24, 2013
Signal generation device and signal generation method
HARADA HIROKI2 citations62
US8396498B2Mar 12, 2013
Radio station, transmitting station, and frequency band sharing method
HARADA HIROKI2 citations62
US8503944B2Aug 6, 2013
Signal detection apparatus and signal detection method for use in radio station of radio communication system
HARADA HIROKI0 citations41
US8320836B2Nov 27, 2012
Radio communications system and radio communications method
HARADA HIROKI0 citations41