1
Yasunori Katayama, Ryosei Hiraoka, Hiroshi Yoshiura, Kunio Nakanishi: Method and apparatus of intelligent guidance in natural language. Hitachi, Antonelli Terry & Wands, April 5, 1988: US04736296 (142 worldwide citation)

A method and apparatus of intelligent guidance in a natural language in which the user of an information terminal apparatus is only required to input the content of a job to be executed, in a natural language which is used in usual conversation, and not in the form of the so-called command train, an ...


2
Yasushi Fukunaga, Tadaaki Bandoh, Hidekazu Matsumoto, Ryosei Hiraoka, Jushi Ide, Takeshi Kato, Tetsuya Kawakami: Shared virtual address translation unit for a multiprocessor system. Hitachi, Hitachi Engineering, Antonelli Terry & Wands, November 6, 1984: US04481573 (110 worldwide citation)

A virtual storage data processing system having an address translation unit shared by a plurality of processors, located in a memory control unit connected to a main memory is disclosed. One of the plurality of processors is a job processor which accesses the main memory with a virtual address to ex ...


3
Yasushi Fukunaga, Tadaaki Bandoh, Ryosei Hiraoka, Hidekazu Matsumoto, Jushi Ide, Tetsuya Kawakami: Bus selection control in a data transmission apparatus for a multiprocessor system. Hitachi, Hitachi Engineering, Antonelli Terry & Wands, June 11, 1985: US04523272 (63 worldwide citation)

In a multiprocessor system having a main memory and a plurality of processors connected through common address bus, data bus and answer bus for data transfer, a data transmission apparatus is provided for each of the main memory and the processors and includes bus request control lines for transferr ...


4
Yasushi Fukunaga, Tadaaki Bandoh, Kotaro Hirasawa, Hidekazu Matsumoto, Jushi Ide, Takeshi Katoh, Hiroaki Nakanishi, Tetsuya Kawakami, Ryosei Hiraoka: Central processing unit for executing instructions of variable length having end information for operand specifiers. Hitachi, Hitachi Engineering, Antonelli Terry & Wands, July 16, 1985: US04530050 (42 worldwide citation)

A central processing unit for executing instructions of variable length in which an operand specifier for specifying the addressing mode of an operand is independent of an operation code for ascertaining the kind of an operation and the number of operands. Each operand specifier is formed of one or ...


5
Hidekazu Matsumoto, Tadaaki Bandoh, Ryosei Hiraoka, Takayuki Morioka, Yoshihiro Miyazaki: Microprogrammed control data processing apparatus in which operand source and/or operand destination is determined independent of microprogram control. Hitachi, Antonelli Terry & Wands, February 21, 1989: US04807113 (20 worldwide citation)

A microprogram controlled data processing apparatus executes multi-operand instructions in which one or more operand specifiers are provided for specifying the addressing for each operand independently from the operation code of the instruction. An instruction execution unit receives a top address o ...


6
Tadaaki Bandoh, Hidekazu Matsumoto, Yasushi Fukunaga, Ryosei Hiraoka, Jushi Ide, Tetsuya Kawakami: Data processing system. Hitachi, Hitachi Engineering, Antonelli Terry & Wands, May 28, 1985: US04520441 (19 worldwide citation)

A data processing system for supporting a virtual memory is disclosed. Prior to the start of main memory write operation, a processor checks to see if a store buffer has a vacant area to store data to be written into a main memory to execute a current instruction. If a page fault occurs during the m ...