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:
Mar. 05, 2013
Filed:
Dec. 24, 2009
Yasushi Umezawa, Kawasaki, JP;
Yasushi Umezawa, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
An apparatus includes a switching unit to output data input from an input unit to an output unit to which the data is to be output, and an input control unit, wherein input units included in a same group among a plurality of input units each have a buffer to store data received from another apparatus; a multiplexer connected to the buffer and to a buffer in another input unit in the same group, and capable of selectively outputting data; and an input data processing portion connected to the multiplexer and performing specific input data processing on data input from the multiplexer and outputting data after the specific input data processing to the switching unit, wherein the input control unit controls a data output selection of the multiplexer and controls supply of power or supply of a clock signal to the multiplexer and the input data processing portion.