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:
Jun. 26, 2012
Filed:
Oct. 08, 2010
Akihiro Onozuka, Hitachi, JP;
Masakazu Ishikawa, Hitachi, JP;
Masamitsu Kobayashi, Hitachi, JP;
Takashi Umehara, Hitachi, JP;
Shin Kokura, Hitachi, JP;
Hiromichi Endoh, Hitachi, JP;
Satoru Funaki, Hitachi, JP;
Hisao Nagayama, Hitachi, JP;
Masahiro Shiraishi, Hitachi, JP;
Akira Bando, Hitachi, JP;
Eiji Kobayashi, Hitachinaka, JP;
Yasuyuki Furuta, Tokai, JP;
Naoya Mashiko, Hitachiota, JP;
Akihiro Onozuka, Hitachi, JP;
Masakazu Ishikawa, Hitachi, JP;
Masamitsu Kobayashi, Hitachi, JP;
Takashi Umehara, Hitachi, JP;
Shin Kokura, Hitachi, JP;
Hiromichi Endoh, Hitachi, JP;
Satoru Funaki, Hitachi, JP;
Hisao Nagayama, Hitachi, JP;
Masahiro Shiraishi, Hitachi, JP;
Akira Bando, Hitachi, JP;
Eiji Kobayashi, Hitachinaka, JP;
Yasuyuki Furuta, Tokai, JP;
Naoya Mashiko, Hitachiota, JP;
Hitachi, Ltd., Tokyo, JP;
Hitachi Information & Control Solutions, Ltd., Ibaraki, JP;
Abstract
A receiving device including: a receiver receiving two frames, each including substantially same data attached thereto with a data error detection code, a frame error detection code, and safety flag information indicating a safety function or not, respectively; a first detector connected to the receiver for performing error detection of the frames by use of the frame error detection code, respectively; a second detector connected to the receiver for performing error detection of the data by use of the data error detection code, respectively; and a Direct Memory Access Controller (DMAC) connected to the first and second detectors for outputting one among the data included in the two frames under a condition of the safety function in the two frames when no error is detected in the frame and data error detections.