Inventor
MIKI NORIKI
JP11 patents
Patents
11 patentsUS7555216B2Jun 30, 2009
Optical communication system using optical frequency code, optical transmission device and optical reception device thereof, and reflection type optical communication device
NIPPON TELEGRAPH & TELEPHONE32 citations92
US5539564AJul 23, 1996
Point-to-multipoint optical transmission system
NIPPON TELEGRAPH & TELEPHONE79 citations92
US5812667ASep 22, 1998
Subscriber registration and authentication method
NIPPON TELEGRAPH & TELEPHONE38 citations91
US5646758AJul 8, 1997
Optical time compression multiplexing transmission system
NIPPON TELEGRAPH & TELEPHONE19 citations91
US5204903AApr 20, 1993
Secure communication equipment and secure transmission system
NIPPON TELEGRAPH & TELEPHONE31 citations89
US8032034B2Oct 4, 2011
Optical code communication system
NIPPON TELEGRAPH & TELEPHONE8 citations83
US8346083B2Jan 1, 2013
Bandwidth allocation method and passive optical network system
NIPPON TELEGRAPH & TELEPHONE7 citations81
US7796519B2Sep 14, 2010
Dynamic bandwidth allocation circuit, dynamic bandwidth allocation method, optical network unit, PON system, dynamic bandwidth allocation program and recording medium
NIPPON TELEGRAPH & TELEPHONE8 citations80
US7260116B2Aug 21, 2007
Bandwidth allocation method in point-to-multipoint communication system
NIPPON TELEGRAPH & TELEPHONE7 citations73
US6470017B1Oct 22, 2002
Packet multiplexing apparatus
NIPPON TELEGRAPH & TELEPHONE6 citations59
US7433312B2Oct 7, 2008
Dynamic band allocation circuit, dynamic band allocation method, dynamic band allocation program, and recording medium
NIPPON TELEGRAPH & TELEPHONE6 citations58