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USO0RE41255E

(19) United States (12) Reissued Patent

(10) Patent Number:

Lee et a].

US RE41,255 E

(45) Date of Reissued Patent:

(54)

DEVICE HAVING AN IMPROVED APPARATUS AND METHOD FOR SETTING POWER MANAGEMENT MODE

(75)

Inventors: Young Ju Lee, HWasung (TW); Jong Goon Choi’ Pyungtaik (KR)

5,239,652 5,511,205 5,586,332 5,590,341

A A A A

8/1993 4/ 1996 12/1996 12/1996

5,719,800 A

Apr. 20, 2010

Seibert et a1. K?IlIl?Il et a1~ Jain et a1. Matter

2/1998 Mittal et a1~ 5/1998 Walsh et a1.

5,754,436 A 5,761,517 A

6/1998 Durham et a1.

(73) Assignee: ANPA Inc., Seoul (KR)

5,768,602 A

6/1998 Dhuey

5,784,628 A

7/1998 Reneris

(21)

Appl~ p10‘Z 10/972,112

5,812,860 A

9/1998 Horden et a1.

6,029,119 A

2/2000 Atkinson

(22)

Filed:

6,198,245 B1

3/2001 Du et a1.

6,216,235 B1

4/2001 Thomas et a1.

6,219,723 B1 6,272,642 B2

4/2001 Hetherington 61111. 8/2001 PO16, 116131.

6,384,651 B1 6,446,214 B2

5/2002 Horigan 9/2002 Chrysanthakopoulos 7/2003 Jackson et a1.

Oct. 22, 2004 Related U-S- Patent Documents

Reissue of:

(64)

Patent NO.Z Issued; App1_ NO;

6,470,290 ()ct_ 22, 2002 09/653,581

Filed:

Aug. 31, 2000

(30)

6,601,179 B1

Foreign Application Priority Data

Primary ExamineriMichael P. Nghiem Assistant ExamineriHien X V0

....................................

(74) Attorney] Agent] or Firm‘CarlineO’ spicer & Kee’ LLC

(51)

Int. Cl. G06F 1/32

(2006.01)

(57)

ABSTRACT

The present invention supports poWer management modes US. Cl- .......................... ..

_

(58)

(56)

_

_

includes

a maximum power perfonnance mode’

713/300; 713/340; 324/425

(2) a battery-optimized mode, and (3) a performance/

Field of Classi?cation Search ................ .. 702/132, _ _ 702/60: 63; 324/425; 713/390’ 320: 340

Optimization Cycling mode for performing the maximum performance mode and the battery-optimized mode alter

See aPPhCaUOn ?le for Complete Search hlstoryReferences Cited

nately Within a prescribed period of time. The cycling mode alloWs ?exibility in poWer management and faster charging of the battery.

U.S. PATENT DOCUMENTS

5,167,024 A

11/1992 Smith et a1.

1

63 Claims, 6 Drawing Sheets

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