1
Masahiro Wada, Hirohisa Yamaguchi, Hideo Yamamoto: Moving picture signal transmission system. Kokusai Denshin Denwa, Armstrong Nikaido Marmelstein & Kubovcik, May 2, 1989: US04827339 (95 worldwide citation)

Moving picture signal transmission system, wherein the data-compression is effected for the moving picture by the intraframe-encoding and the interframe-encoding, the signal is divided into the fixed frame-length transmission frame, the transmission frame has the header (A, B, C) which identifies wh ...


2
Masahiro Wada, Hirohisa Yamaguchi: Movement estimation system for video signals using a recursive gradient method. Kokusai Denshin Denwa, Armstrong Nikaido Marmelstein & Kubovcik, September 22, 1987: US04695882 (59 worldwide citation)

A movement of a small picture block in a frame of video signals is provided by recursively applying a gradient method to a picture block in a present frame and a preceding frame to provide a series of sub-movements until said sub-movement decreases less than a predetermined value, and the resultant ...


3
Yasuhiro Takishima, Masahiro Wada, Hitomi Murakami: System for providing reversible variable length codes. Kokusai Denshin Denwa, Nikaido Marmelstein Murray & Oram, January 30, 1996: US05488616 (38 worldwide citation)

A variable length code system which is instantaneously decodable in both forward direction and backward direction is generated either in asymmetrical form or symmetrical form. The code thus generated has high transmission efficiency, and capable of backward reconstruction of video signals even when ...


4
Yasuhiro Takishima, Shigeyuki Sakazawa, Masahiro Wada: Variable length code construction apparatus. Kokusai Denshin Denwa, Nikaido Marmelstein Murray & Oram, March 16, 1999: US05883589 (37 worldwide citation)

An apparatus for constructing a variable length code includes a unit for producing a unique word consisting of continuous N "0" bits, a prefix processing unit for producing a codeword including at least one "1" bit, the prefix of the codeword having continuous "0" bits with a length equal to or shor ...


5
Shigeyuki Sakazawa, Masahiro Wada: Bit rate controller for multiplexer of encoded video. Kokusai Denshin Denwa Kabushiki Kaisha, Westman Champlin & Kelly P A, August 27, 1996: US05550590 (33 worldwide citation)

In the present invention, by performing a control so that the I-coding modes of the encoders of a plurality of respective channels do not overlap each other, the amount of generated encoded information for the total system can be reduced without reducing the allowed amount of information of each enc ...


6
Masahiro Wada, Yasuhiro Takishima: Cell-packing system of coded video signal using fixed bit length cells. Kokusai Denshin Denwa, Nikaido Marmelstein Murray & Oram, January 3, 1995: US05379116 (29 worldwide citation)

A coded video signal encoded into a variable length code is packed into a frame called a cell having a predetermined number of fixed bits for transmission through ATM (Asynchronous Transfer Mode) which is subject to cell loss due to the congestion of network nodes or bit errors in cell headers, caus ...


7
Kiyoshi Kawamura, Shinya Koseki, Nobuo Sugiyama, Masahiro Wada: Keyboard instrument for selectively producing mechanical sounds and synthetic sounds without any mechanical vibrations on music wires. Yamaha Corporation, Graham & James, December 20, 1994: US05374775 (27 worldwide citation)

In order to give piano-like key touch to a player in an electronically sound producing mode, a keyboard incorporated in a musical instrument is linked with key action mechanisms associated with hammer mechanisms, and a stopper blocks the hammer shanks before the hammers strike the strings so that no ...


8
Hirohisa Yamaguchi, Masahiro Wada, Hideo Yamamoto: Frame rate conversion system in television signal. Kokusai Denshin Denwa, Armstrong Nikaido Marmelstein & Kubovcik, June 9, 1987: US04672442 (27 worldwide citation)

A frame rate conversion, for instance between NTSC and PAL, or SECAM, has been improved by interpolation system in which an interpolation is performed from picture elements of two consecutive frames of an original picture signal whose positions are shifted from the position of a picture element to b ...


9
Toshio Hayashi, Masahiro Wada, Masatake Haruta, Susumu Tsubota: Catalysts for partial oxidation of hydrocarbons and method of partial oxidation of hydrocarbons. Agency of Industrial Science and Technology, Nippon Shokubai, Nixon & Vanderhye P C, August 3, 1999: US05932750 (22 worldwide citation)

A partially-oxidizing catalyst for hydrocarbon contains gold, titanium oxide and a carrier whose specific surface area is not less than 50 m.sup.2 /g. The carrier is preferably made from silicon oxide and/or aluminum oxide. The content of gold in the catalyst is preferably set in the range of 0.005 ...


10
Shigeki Kuga, Taro Morishita, Masahiro Wada, Hiroyuki Kanza, Satoshi Onishi: Document processing support system using keywords to retrieve explanatory information linked together by correlative arcs. Sharp Kabushiki Kaisha, Nixon & Vanderhye, January 18, 1994: US05280573 (21 worldwide citation)

Method and apparatus are provided for editing input information. Input information is received from an input means (1) from which a keyword is selected for editing purposes. A low level record is located in a memory (5) which has the keyword of the input information stored therein. The low level rec ...