1
Kouno Michinari, Itakura Eizaburo: Data communication system, data transmission equipment, data reception equipment and method, and computer program. Sony, June 27, 2003: JP2003-179580 (25 worldwide citation)

PROBLEM TO BE SOLVED: To provide a data communication system wherein high quality data regeneration is enabled by dynamically changing error processing such as ARQ function and FEC (forward error correction), in accordance with a network condition.SOLUTION: In packet transmission, error correction c ...


2
Itakura Eizaburo, Fukuhara Takahiro, Ichino Yasuhiko: Data communication system, data transmitter, data receiver, data-receiving method and computer program. Sony, May 23, 2003: JP2003-152544 (10 worldwide citation)

PROBLEM TO BE SOLVED: To provide a system, capable of data transfer which realizes an optimum packet processing according to the capability of a terminal.SOLUTION: Hierarchically coded data are stored as a payload, in packets to be sent out at data transmit site, priority information based on the hi ...


3
Itakura Eizaburo: Content providing system and method, providing device and method, reproducing device and method, and program. Sony, March 31, 2005: JP2005-084770 (7 worldwide citation)

PROBLEM TO BE SOLVED: To provide contents fitted to a user's taste.SOLUTION: A selection control part 304 selects a sub-content fitted to the user's taste from a content server 305 on the basis of static taste information stored in a taste information storage part 303. A QoS controller 308 adjusts t ...


4
Miyoshi Hiroshi, Michimukai Arata, Saruwatari Ryusuke, Itakura Eizaburo: Communication system, communication method and recording medium. Sony, March 23, 2001: JP2001-077856 (6 worldwide citation)

PROBLEM TO BE SOLVED: To assure the QoS(quality of service) with respect to an Ethernet (registered trademark) packet without changing a configuration of the packet, a destination MAC address and a sender MAC address set to the packet. SOLUTION: In order to take complete compatibility with a convent ...


5
Itakura Eizaburo: Moving picture distribution system, moving picture distributing device and method, recording medium, and program. Sony, August 29, 2003: JP2003-244676 (5 worldwide citation)

PROBLEM TO BE SOLVED: To respectively and simultaneously distribute to a plurality of users designating images with different quality images in corresponding quality.SOLUTION: An encoding part 42 hierarchically encodes a moving image on the basis of first quality for each frame to store the hierarch ...


6
Yamane Kenji, Kure Yoshinobu, Futenma Satoshi, Itakura Eizaburo: Transmission apparatus and method, recording medium, and program. Sony, May 26, 2005: JP2005-136548 (5 worldwide citation)

PROBLEM TO BE SOLVED: To provide a transmission apparatus for properly controlling a transmission rate and transmitting re-transmission packets in a way that the packets are more surely reach an opposite party.SOLUTION: An encoder 71 encodes streaming data so that a transmission rate of an RTP packe ...


7
Itakura Eizaburo: Network game system, network game server device, and network game terminal device. Sony, March 4, 2003: JP2003-062350 (4 worldwide citation)

PROBLEM TO BE SOLVED: To provide a network game system wherein a delay amount can be regulated by utilizing kind information such as the ID number of a game terminal device.SOLUTION: The network game server device 50 is equipped with a delay adjustment processing program 51, and a data base 52 in or ...


8
Itakura Eizaburo, Matsumura Yoichi, Tawara Katsumi, Seto Hiroaki: Communication device, communication method and recording medium. Sony, November 30, 2000: JP2000-332831 (3 worldwide citation)

PROBLEM TO BE SOLVED: To generate a system clock of a system decoder without receiving the effect of a delay fluctuation caused on a network. SOLUTION: A difference (RTS1) between the number of clocks (EPAT1) (clocks synchronous with a network clock) that is counted between the arrival interval of a ...


9
Itakura Eizaburo: Terminal device, data transmitting device, and system and method for transmitting and receiving data. Sony, October 31, 2003: JP2003-308277 (3 worldwide citation)

PROBLEM TO BE SOLVED: To realize data transmission suitable for the capability of a terminal device.SOLUTION: This terminal device transmits to a data transmitter 10 a transmission request packet that requests the transmission of desired data attached with information showing the capability of the t ...


10
Matsumura Yoichi, Tawara Katsumi, Seto Hiroaki, Itakura Eizaburo: Communication equipment and method and medium. Sony, January 19, 2001: JP2001-016267 (2 worldwide citation)

PROBLEM TO BE SOLVED: To output an MPEG transport packet to a decoder so that a video buffering verifier VBV buffer is not failed.SOLUTION: A conversion section 81 converts an asynchronous transfer mode ATM cell to an MPEG transport packet, outputs the converted packet to a synchronization section 8 ...



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