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:
Oct. 21, 2014
Filed:
Mar. 13, 2012
Hisashi Ishikawa, Chiba, JP;
Ryoko Mise, Kanagawa, JP;
Hisashi Ishikawa, Chiba, JP;
Ryoko Mise, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
There are provided a data processing apparatus which makes an I/F for data processing modules (processors) versatile to facilitate addition/modification on a data processing module basis in accordance with processing contents, an image processing apparatus, and a method for the apparatuses. A data processing module () includes a read address generator (), read FIFO (), write address generator (), write FIFO (), and arbiter () and is connected to a host arbiter () through a 1-channel port. The read address generator () and write address generator () generate interrupts upon acceptance of final access requests so as to control activation of each data processing module (---) in accordance with the state of each data processing module in interrupt processing. Note that data transfer among the respective data processing modules is performed on a RAM ().