Inventor
TACHIBANA TETSUO
JP28 patents
Patents
28 patentsUS5258979ANov 2, 1993
ATM communication system with optimal traffic control by changing the allocated bandwidth
FUJITSU LTD213 citations98
US5084867AJan 28, 1992
Routing method and routing system for switching system having a plurality of paths
FUJITSU LTD176 citations98
US5067123ANov 19, 1991
System for controlling data transmission in atm switching network
FUJITSU LTD204 citations98
US5878041AMar 2, 1999
Error handling in transmission of data that cannot be retransmitted
FUJITSU LTD126 citations97
US5479402ADec 26, 1995
Logical channel setting system for ATM network
FUJITSU LTD112 citations97
US5509001AApr 16, 1996
Apparatus and method for controlling cells input to ATM network
FUJITSU LTD66 citations96
US4837761AJun 6, 1989
Header driven type packet switching system
FUJITSU LTD64 citations96
US5689501ANov 18, 1997
Connectionless communication system
FUJITSU LTD67 citations95
US4993018AFeb 12, 1991
Self-routing switching system with multiple link connections between incoming and outgoing lines
FUJITSU LTD81 citations95
US6411620B1Jun 25, 2002
Connectionless communication system
FUJITSU LTD26 citations92
US5982413ANov 9, 1999
Mixed analog-digital service distribution system and method
FUJITSU LTD32 citations92
US5864537AJan 26, 1999
Media information distribution services system and method
FUJITSU LTD23 citations92
US5809012ASep 15, 1998
Connectionless communication system
FUJITSU LTD55 citations92
US5535221AJul 9, 1996
Frame length control in data transmission using ATM network
FUJITSU LTD44 citations92
US5072440ADec 10, 1991
Self-routing switching system having dual self-routing switch module network structure
FUJITSU LTD43 citations92
US4965790AOct 23, 1990
Communication system for forming different networks on the same ring transmission line
FUJITSU LTD38 citations92
US5778001AJul 7, 1998
Interface device
FUJITSU LTD34 citations91
US5555261ASep 10, 1996
Interface device between a network and an exchange for assembling fixed-length cell and transmitting the same
FUJITSU LTD28 citations91
US5282215AJan 25, 1994
Synchronization circuit
FUJITSU LTD50 citations91
US5684958ANov 4, 1997
System for preventing cell dropout on the transmitting side using timing signal and read completion signal to control the retransmission of previous cell
FUJITSU LTD13 citations74
US5509013AApr 16, 1996
Multiplexer control system
FUJITSU LTD18 citations74
US6154632ANov 28, 2000
Picture distribution service system
FUJITSU LTD13 citations73
US5892911AApr 6, 1999
Information broadcasting system confirming the reception of information using error detection means
FUJITSU LTD5 citations73
US5613065AMar 18, 1997
Information broadcasting system having reception error minimizing facility
FUJITSU LTD11 citations73
US5381411AJan 10, 1995
Apparatus for controlling ATM cell generation rate
FUJITSU LTD18 citations73
US5379307AJan 3, 1995
System for detecting failure in dual bus user network
FUJITSU LTD8 citations73
US5007055AApr 9, 1991
Information distribution system
FUJITSU LTD16 citations73
US5572518ANov 5, 1996
Band management system in communication
FUJITSU LTD5 citations56