The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 17, 2004
Filed:
Apr. 04, 2002
Shoji Muramatsu, Hitachi, JP;
Yoshiki Kobayashi, Hitachi, JP;
Kenji Hirose, Hitachi, JP;
Shigetoshi Sakimura, Hitachi, JP;
Other;
Abstract
An image processing apparatus is composed of a plurality of function processing units for performing image processing, a high priority function selection part for selecting functions, execution of each of which is required by a corresponding one of the function processing units, based on the predetermined priority for each of the functions; and a data control unit including a data transfer part for preferentially accessing the shared memory which the function selected by the high priority function selection part requires, and a plurality of data holding parts, each of the data holding parts holding a predetermined amount of data transmitted with each of the plurality of function processing units, wherein the data transfer part controls the bus connecting the CPU and the shared memory based on requirement sent from each of the function processing units, and each of the plurality of function processing units transmits data with the data control unit separately from the others of the plurality of function processing units, and executes its function in parallel to the others of the plurality of function processing units.