US 8,689,019 B2 Page 2

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1 US 8,689,019 B2 Page 2 (56) References Cited 2004/ A1 2005/ A1 2007/ A1 2007/ A1 2008/ A1 2008/ A1 2008/ A1 2009/ A1 U.S. PATENT DOCUMENTS 2/2004 Chen 2/2005 Dunstan et a1. 7/2007 Iwase et al. 12/2007 Marinkovic 6/ 2008 Cheng 7/ 2008 Parks et al. 8/2008 Marinkovic 6/2009 Blinzer et a / A1 6/2009 Chiba 2010/ A1 1/2010 Kawata 2011/ A1* 11/2011 Tadano / FOREIGN PATENT DOCUMENTS JP A 2/2007 JP /2007 JP A 7/2009 JP A 11/2009 JP A 1/2010 W0 WO 2008/ A1 7/2008 OTHER PUBLICATIONS Extended European Search Report issued Jan. 25, 2013 in Patent Application No Of?ce Action issued Sep. 10, 2013, in Japanese Application No (with English-language Translation). XWIN II, VAIO type Z, Generalization Version No. 2, XWIN II Weblog, Tedious Pursuance of Interested Matter, Japan, Aug. 26, 2008, p. 1/10 to 6/ /vaio-type-Z-2-4.html. Fujimoto, Ultimate Evidence Z High Performance and High Mobile Property VAIO [type Z] Advent, Impress Watch/sonyfan, Japan, Impress Watch Corporation, Jul. 16, 2008, p. 1/3-3/3. watch.impress.cojp/sonyfan/special/ Special Edition 1, Windows Q&A Special 40p: Part 2 Customization to Simplify Use of Shortcut Menu, PC Japan, Japan, Softbank Cre ative Corporation, Dec. 1, 2008, vol. 13, No. 12 (the 141th volume of the set), p. 35. International Search Report issued on Feb. 8, 2011 in International Application No. PCT/JP2010/007606?led on Jan. 7, International Written Opinion issued on Feb. 8, in International Application No. PCT/JP2010/007606?led on Jan. 7, New Sony Notebooks Deliver the Ultimate in Mobility, Performance and Entertainment, [online], SonyElectronics Inc., Jan. 6, 2010, 6th paragraph, [retrieved on Jan. 31, 2011]. Retrieved from the Internet: <URL: puteriperipheral/notebo oks/release/s 5906.html>. Sony Electronics News & Information, Press Room, [online] Sony Electronics, Inc., [retrieved on Jan. 31, 2011]. Retrieved from the Internet: <URL: sumer/computeriperipheral/notebooks?page:3&archive:>. Unable to swtich display card on IdeaPad V360/V 460, [online], Jan. 10, 201 1, see Statement Description:, Solution:, [retrieved on Jan. 31, 2011]. Retrieved from the Interent: <URL: lenovo.com/in/en/hintsandtips/hintsishowi html>. Waksugi, Norihiko. Optimus Technology: 3rd generation GPU switching technology by NVIDIA, [online], PC Watch, Impress Watch Corporation, Feb. 9, 2010, see Conventional GPU switching tech., [retrieved on Jan. 31, 2011]. Retrieved from the Internet: <URL: html>. Noti?cation of the First Of?ce Action issued Nov. 25, 2013, in Chi nese Patent Application No (with English Transla tion). * cited by examiner

2 US. Patent Apr. 1, 2014 Sheet 1 0f 23 US 8,689,019 B2 FIG.1

3 US. Patent Apr. 1, 2014 Sheet US 8,689,019 B2 100 FIG.2

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5 US. Patent Apr. 1, 2014 Sheet 4 0f 23 US 8,689,019 B2

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8 US. Patent Apr. 1, 2014 Sheet US 8,689,019 is selected with switch ST81 Is current mode STAMINA (AUTO)? ST83 / STQS No Change power supply option Display dialog for f """""""""" l """""" con?rming switching whether may ST84 Dis Ia I t. be performed p y Comp 9 '0" message and terminate process ls switch returned? ls "OK" on dialog clicked? ST88 Delete dialog and terminate process Yes To STAMINA mode switching operation srae / FIG.7

9 US. Patent Apr. 1, 2014 Sheet US 8,689,019 is selected with switch ST91 Is current mode SPEED (AUTO)? ST95 NO Change power supply option \ """" con?rming Display dialog whether for f LUMESEEQESZXHJ """""""""" switcmng may Dis la com letion be performed p y p message and terminate process ls switch returned? ls "OK" on dialog clicked? ST98 Delete dialog and terminate process To SPEED mode switching operation FIG.8

10 US. Patent Apr. 1, 2014 Sheet US 8,689,019 B2 Goth HDMl/DVl are removed ST101 Is AC power supply connected? ST103 NO ST104 / Display dialog for : con?rming whether ; switching may be performed ls HDMI or DVI connected again? ST106 Delete dialog and terminate process dialog clicked? N0 To STAMINA mode switching operation FIG.9 ST108 /

11 US. Patent Apr. 1, 2014 Sheet US 8,689,019 B2 C HDMI or DVI is connected >ST111 ls HDMI or DVI already c70nnected ST113 Is AC power source connected? sr115 No SL116 Display dialog for """""""""" "I con?rming whether ; switching may be performed ls HDMI/DVI removed? ls "OK" on dialog clicked? Delete dialog and terminate process To SPEED mode switching operation FIG.1O ST120 /

12 US. Patent Apr. 1, 2014 Sheet US 8,689,019 B2 (HDMI or DVI is connected>~st121 ST122 / Display dialog for urging f Switching to SPEED mode : Message (9) : ls "Close" button7clicked Delete dialog and terminate process To SPEED mode switching operation FIG.11

13 US. Patent Apr. 1, 2014 Sheet US 8,689,019 B2 QC power source is removed>~st131 ls HDMI or DVI connected? N0 sr134 / Dis?play dialog for g 5 con rrning whether L- M?_ f?_9 _(?.) : switching may be performed sr133 ls AC power soqrce connected again? ST136 Delete dialog and terminate process ls "OK" on dialog clicked? Yes ST138 / To STAMINA mode switching operation FIG.12

14 US. Patent Apr. 1, 2014 Sheet US 8,689,019 B2 QC power source is connected ST141 g (D (n (n m (D (D A.p. v ls HDMI or DVI connected? 0 ST144 / Display dialog for con?rming whether switching may be performed ST143 Is AC power source removed 7 ST146 ls "OK" on dialog clicked? Delete dialog and terminate process To SPEED mode switching operation ST148 / FIG.13

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20 US. Patent Apr. 1, 2014 Sheet 19 0f 23 US 8,689,019 B2 2% 82an?Eme 9% 8.39m umuumnem 0m 5 E 62% mom. v 529w v As N?ON MON A?v Amy va :8 :20: 52.0 mchan 5:26 5: a NN W.GE m _ N M 28 av $58 2.5: Pow Amv AS 93.1mm ~ N :5 35% am: M N

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