JP7163002B2 - プロセッサに接続されるデバイスから通知される復帰時間に応じてプロセッサの省電力のレベルを決定する情報処理装置及びプロセッサの省電力方法 - Google Patents

プロセッサに接続されるデバイスから通知される復帰時間に応じてプロセッサの省電力のレベルを決定する情報処理装置及びプロセッサの省電力方法 Download PDF

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JP7163002B2
JP7163002B2 JP2016104430A JP2016104430A JP7163002B2 JP 7163002 B2 JP7163002 B2 JP 7163002B2 JP 2016104430 A JP2016104430 A JP 2016104430A JP 2016104430 A JP2016104430 A JP 2016104430A JP 7163002 B2 JP7163002 B2 JP 7163002B2
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power
state
information processing
processor
mode
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JP2017209869A (ja
JP2017209869A5 (enExample
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実 橋本
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Canon Inc
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Canon Inc
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Priority to JP2016104430A priority Critical patent/JP7163002B2/ja
Priority to US15/599,216 priority patent/US10168761B2/en
Priority to CN201710356314.9A priority patent/CN107436849B/zh
Publication of JP2017209869A publication Critical patent/JP2017209869A/ja
Priority to US16/201,908 priority patent/US10606334B2/en
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/10—Program control for peripheral devices
    • G06F13/102—Program control for peripheral devices where the programme performs an interfacing function, e.g. device driver
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3215—Monitoring of peripheral devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3228—Monitoring task completion, e.g. by use of idle timers, stop commands or wait commands
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/325—Power saving in peripheral device
    • G06F1/3284—Power saving in printer
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/382—Information transfer, e.g. on bus using universal interface adapter
    • G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4063—Device-to-bus coupling
    • G06F13/4068—Electrical coupling
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00885—Power supply means, e.g. arrangements for the control of power supply to the apparatus or components thereof
    • H04N1/00888—Control thereof
    • H04N1/00891—Switching on or off, e.g. for saving power when not in use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00912—Arrangements for controlling a still picture apparatus or components thereof not otherwise provided for
    • H04N1/00933—Timing control or synchronising
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0094—Multifunctional device, i.e. a device capable of all of reading, reproducing, copying, facsimile transception, file transception
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Power Sources (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Facsimiles In General (AREA)
JP2016104430A 2016-05-25 2016-05-25 プロセッサに接続されるデバイスから通知される復帰時間に応じてプロセッサの省電力のレベルを決定する情報処理装置及びプロセッサの省電力方法 Active JP7163002B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2016104430A JP7163002B2 (ja) 2016-05-25 2016-05-25 プロセッサに接続されるデバイスから通知される復帰時間に応じてプロセッサの省電力のレベルを決定する情報処理装置及びプロセッサの省電力方法
US15/599,216 US10168761B2 (en) 2016-05-25 2017-05-18 Information processing apparatus for determining level of power saving of processor
CN201710356314.9A CN107436849B (zh) 2016-05-25 2017-05-19 信息处理装置和处理器的省电方法及存储介质
US16/201,908 US10606334B2 (en) 2016-05-25 2018-11-27 Information processing apparatus for determining level of power saving of processor according to return time notified by device connected to processor, and power saving method for processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016104430A JP7163002B2 (ja) 2016-05-25 2016-05-25 プロセッサに接続されるデバイスから通知される復帰時間に応じてプロセッサの省電力のレベルを決定する情報処理装置及びプロセッサの省電力方法

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JP2017209869A5 JP2017209869A5 (enExample) 2019-06-20
JP7163002B2 true JP7163002B2 (ja) 2022-10-31

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JP7163002B2 (ja) * 2016-05-25 2022-10-31 キヤノン株式会社 プロセッサに接続されるデバイスから通知される復帰時間に応じてプロセッサの省電力のレベルを決定する情報処理装置及びプロセッサの省電力方法
JP2019034490A (ja) * 2017-08-18 2019-03-07 富士ゼロックス株式会社 情報処理装置
JP6409240B1 (ja) * 2017-09-06 2018-10-24 レノボ・シンガポール・プライベート・リミテッド 情報処理装置、制御方法、及びプログラム
US10545568B2 (en) * 2018-01-26 2020-01-28 Dell Products L.P. Modified sleep state graphics processing system
CN108446010A (zh) * 2018-03-30 2018-08-24 联想(北京)有限公司 信息处理方法及电子设备
JP6810720B2 (ja) 2018-05-10 2021-01-06 レノボ・シンガポール・プライベート・リミテッド 電子機器、情報処理システム、情報処理方法、及びプログラム
US11552892B2 (en) * 2019-08-30 2023-01-10 Ati Technologies Ulc Dynamic control of latency tolerance reporting values
KR102838072B1 (ko) * 2019-12-10 2025-07-24 삼성전자 주식회사 다수 개의 집적 회로 사이의 인터페이스를 제어하기 위한 전자 장치 및 그의 동작 방법

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JP2017209869A (ja) 2017-11-30
US20170344095A1 (en) 2017-11-30
US20190094945A1 (en) 2019-03-28
US10606334B2 (en) 2020-03-31
CN107436849B (zh) 2020-04-28
US10168761B2 (en) 2019-01-01
CN107436849A (zh) 2017-12-05

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