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.

Date of Patent:
Jul. 12, 2011

Filed:

Feb. 27, 2008
Applicants:

Motoki Obata, Yokohama, JP;

Hiroyasu Nishiyama, Kawasaki, JP;

Kei Nakajima, Chigasaki, JP;

Koichi Okada, Yokohama, JP;

Takuma Nagase, Fujisawa, JP;

Inventors:

Motoki Obata, Yokohama, JP;

Hiroyasu Nishiyama, Kawasaki, JP;

Kei Nakajima, Chigasaki, JP;

Koichi Okada, Yokohama, JP;

Takuma Nagase, Fujisawa, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Memory management by garbage collection involves a memory area that is allocated in a computer. Data is created in the memory area in accordance with a program executed by a processor of the computer, and it is checked whether or not data necessary to execute the program exists in the memory area to be released, in response to an explicit instruction to release the memory area. As a result of the check, if data necessary to execute the program does not exist in the memory area, the memory area is released. As a result of the check, if data necessary to execute the program exists in the memory area, the data is moved to a memory area different from the memory area to be released.


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