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US007603587B2

United States Patent

Rudelic

(io) Patent No.: (45) Date of Patent:

US 7,603,587 B2 Oct. 13, 2009

(56)

UPDATING A MEMORY BLOCK WITHOUT STATUS LOGGING

Inventor: John Rudelic, Folsom, CA (US)

Assignee: Intel Corporation, Santa Clara, CA
(US)

Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 440 days.

Appl.No.: 11/441,576

Filed: May 26, 2006

Prior Publication Data

US 2008/0005503 Al Jan. 3, 2008

Int. CI.

G06F11/00 (2006.01)
G06F11/10 (2006.01)

U.S. CI 714/37; 714/45; 711/156;

707/203; 707/204

Field of Classification Search 714/18,

714/751, 768, 803, 821, 824, 37, 45; 711/156;

707/202, 203 See application file for complete search history.

References Cited

U.S. PATENT DOCUMENTS

5,559,991 A * 9/1996 Kanfi 711/162

5,754,567 A * 5/1998 Norman 714/773

5,765,173 A * 6/1998 Caneetal 707/204

5,802,592 A * 9/1998 Chess etal 711/164

5,974,529 A * 10/1999 Zumkehretal 712/41

6,279,128 Bl* 8/2001 Arnold etal 714/49

6,282,175 Bl* 8/2001 Steele et al 370/254

6,549,457 Bl 4/2003 Srinivasan et al.

6,725,419 Bl* 4/2004 Barthel et al 714/807

6,847,982 B2 * 1/2005 Parker etal 707/200

6,917,543 B2* 7/2005 Sato 365/185.22

7,117,326 B2 10/2006 Rudelic

7,155,590 B2* 12/2006 Mathis 711/164

7,269,706 B2* 9/2007 Agarwal et al 711/173

2002/0065978 Al* 5/2002 Mattison 711/1

2002/0073276 Al * 6/2002 Howardetal 711/113

2003/0056139 Al * 3/2003 Murray etal 714/4

2005/0071731 Al 3/2005 Atrietal.

2005/0286306 Al 12/2005 Srinivasan et al.

2006/0002197 Al 1/2006 Rudelic

2006/0026569 Al * 2/2006 Oertingetal 717/126

2006/0069849 Al 3/2006 Rudelic

2007/0261050 Al* 11/2007 Nakano et al 717/172

OTHER PUBLICATIONS

Wikipedia's Hamming Code http://en.wikipedia.org/wiki/
Hamming code retrieved Sep. 30, 2008.*
Rudelic et al—U.S. Appl. No. 11/237,305, filed Sep. 27, 2005.
Wang et al—U.S. Appl. No. 11/218,371, filed Sep. 2, 2005.
Rudelic—U.S. Appl. No. 11/130,759, filed May 17, 2005.

* cited by examiner

Primary Examiner—Scott Baderman

Assistant Examiner—Joseph Schell

(74) Attorney, Agent, or Firm—Trop, Pruner & Hu, PC.

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10$

I—100

/ 102

STATE
MACHINE

/ 104

MEMORY ARRAY

10$

FIG. 1

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