TW200708926A - Power management method of north bridge - Google Patents

Power management method of north bridge

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Publication number
TW200708926A
TW200708926A TW094140573A TW94140573A TW200708926A TW 200708926 A TW200708926 A TW 200708926A TW 094140573 A TW094140573 A TW 094140573A TW 94140573 A TW94140573 A TW 94140573A TW 200708926 A TW200708926 A TW 200708926A
Authority
TW
Taiwan
Prior art keywords
north bridge
management method
power management
processor
power
Prior art date
Application number
TW094140573A
Other languages
Chinese (zh)
Other versions
TWI316657B (en
Inventor
Ruel-Ling Lin
Jiin Lai
Hung-Yi Kuo
Original Assignee
Via Tech Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US11/215,222 external-priority patent/US7624286B2/en
Application filed by Via Tech Inc filed Critical Via Tech Inc
Publication of TW200708926A publication Critical patent/TW200708926A/en
Application granted granted Critical
Publication of TWI316657B publication Critical patent/TWI316657B/en

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Abstract

A power state management method of a north bridge. The north bridge monitors power transition state of a processor, and then adjusts operating clocks and operating voltage of the processor and a main memory according to a determined power state to save power consumption.
TW94140573A 2005-08-30 2005-11-18 North bridge power management method and apparatus and memory bridge TWI316657B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/215,222 US7624286B2 (en) 2005-02-01 2005-08-30 Power management method of north bridge

Publications (2)

Publication Number Publication Date
TW200708926A true TW200708926A (en) 2007-03-01
TWI316657B TWI316657B (en) 2009-11-01

Family

ID=36844620

Family Applications (1)

Application Number Title Priority Date Filing Date
TW94140573A TWI316657B (en) 2005-08-30 2005-11-18 North bridge power management method and apparatus and memory bridge

Country Status (2)

Country Link
CN (1) CN100552600C (en)
TW (1) TWI316657B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI395096B (en) * 2009-05-12 2013-05-01 Via Tech Inc Power management method and related chipset and computer system

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI448902B (en) * 2007-08-24 2014-08-11 Cypress Semiconductor Corp Bridge device with page-access based processor interface
CN101833365B (en) * 2009-03-09 2011-09-14 华为技术有限公司 Single board energy saving device, method and single board
US9377844B2 (en) 2011-10-31 2016-06-28 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Memory refresh rate throttling for saving idle power
TWI601006B (en) * 2011-10-31 2017-10-01 聯想企業解決方案（新加坡）有限公司 Memory control system and computer system having the same
TWI465917B (en) 2011-12-12 2014-12-21 Via Tech Inc Bridging device and energy saving method thereof
TWI514154B (en) * 2011-12-12 2015-12-21 Via Tech Inc Bridging device and energy saving method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI395096B (en) * 2009-05-12 2013-05-01 Via Tech Inc Power management method and related chipset and computer system

Also Published As

Publication number Publication date
TWI316657B (en) 2009-11-01
CN1811663A (en) 2006-08-02
CN100552600C (en) 2009-10-21

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