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. 09, 1981
Filed:
Nov. 16, 1978
Applicant:
Inventor:
Yoshihiko Kadowaki, Hadano, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364900 ;
Abstract
The channel device uses a first and a second data buffer therefore with first data buffer being used for data transfer to or from a main storage which has a data storage position determined by a data address indicating the data storage position in the main storage. The second data buffer used for data transfer to or from an I/O has a data storage position unrelated to the data address.