GB2500563B - Timing calibration method and apparatus - Google Patents

Timing calibration method and apparatus

Info

Publication number
GB2500563B
GB2500563B GB1201049.2A GB201201049A GB2500563B GB 2500563 B GB2500563 B GB 2500563B GB 201201049 A GB201201049 A GB 201201049A GB 2500563 B GB2500563 B GB 2500563B
Authority
GB
United Kingdom
Prior art keywords
calibration method
timing calibration
timing
calibration
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
GB1201049.2A
Other versions
GB2500563A (en
GB201201049D0 (en
Inventor
heinrich Greg
Greenwood Peter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nvidia Corp
Original Assignee
Nvidia Corp
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
Application filed by Nvidia Corp filed Critical Nvidia Corp
Priority to GB1201049.2A priority Critical patent/GB2500563B/en
Publication of GB201201049D0 publication Critical patent/GB201201049D0/en
Priority to TW102101083A priority patent/TW201334432A/en
Priority to CN201310026312.5A priority patent/CN103220239B/en
Priority to DE102013001076A priority patent/DE102013001076A1/en
Publication of GB2500563A publication Critical patent/GB2500563A/en
Application granted granted Critical
Publication of GB2500563B publication Critical patent/GB2500563B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
    • H04W52/0293—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment having a sub-controller with a low clock frequency switching on and off a main controller with a high clock frequency
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F1/3237—Power saving characterised by the action undertaken by disabling clock generation or distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
    • H04W52/029—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment reducing the clock frequency of the controller
    • 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
    • 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
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)
GB1201049.2A 2012-01-23 2012-01-23 Timing calibration method and apparatus Active GB2500563B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1201049.2A GB2500563B (en) 2012-01-23 2012-01-23 Timing calibration method and apparatus
TW102101083A TW201334432A (en) 2012-01-23 2013-01-11 Timing calibration method and apparatus
CN201310026312.5A CN103220239B (en) 2012-01-23 2013-01-23 Timing alignment method and apparatus
DE102013001076A DE102013001076A1 (en) 2012-01-23 2013-01-23 Time calibration method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1201049.2A GB2500563B (en) 2012-01-23 2012-01-23 Timing calibration method and apparatus

Publications (3)

Publication Number Publication Date
GB201201049D0 GB201201049D0 (en) 2012-03-07
GB2500563A GB2500563A (en) 2013-10-02
GB2500563B true GB2500563B (en) 2016-08-17

Family

ID=45840800

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1201049.2A Active GB2500563B (en) 2012-01-23 2012-01-23 Timing calibration method and apparatus

Country Status (4)

Country Link
CN (1) CN103220239B (en)
DE (1) DE102013001076A1 (en)
GB (1) GB2500563B (en)
TW (1) TW201334432A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106385597A (en) * 2016-10-08 2017-02-08 广东欧珀移动通信有限公司 Clock adjusting method and device, terminal and multimedia synchronous playing system
CN113543303B (en) * 2021-06-30 2022-10-21 紫光展锐(重庆)科技有限公司 Synchronization method, synchronization device, chip and module equipment

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011113377A2 (en) * 2011-04-26 2011-09-22 华为技术有限公司 Method and apparatus for calibrating low frequency clock
WO2013106325A1 (en) * 2012-01-10 2013-07-18 Intel Corporation Wireless video clock synchronization to enable power saving

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6473607B1 (en) * 1998-06-01 2002-10-29 Broadcom Corporation Communication device with a self-calibrating sleep timer
US6735454B1 (en) * 1999-11-04 2004-05-11 Qualcomm, Incorporated Method and apparatus for activating a high frequency clock following a sleep mode within a mobile station operating in a slotted paging mode
JP4064150B2 (en) * 2002-05-20 2008-03-19 シャープ株式会社 Wireless communication apparatus and wireless communication apparatus control method
CN101083503B (en) * 2006-05-30 2011-04-20 上海宣普实业有限公司 Method for maintaining accurately system synchronous information of receiving apparatus under sleeping state

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011113377A2 (en) * 2011-04-26 2011-09-22 华为技术有限公司 Method and apparatus for calibrating low frequency clock
WO2013106325A1 (en) * 2012-01-10 2013-07-18 Intel Corporation Wireless video clock synchronization to enable power saving

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"Adaptive Time Synchronization for Wireless Sensor Networks with Self-Calibration" *

Also Published As

Publication number Publication date
GB2500563A (en) 2013-10-02
CN103220239A (en) 2013-07-24
GB201201049D0 (en) 2012-03-07
DE102013001076A1 (en) 2013-07-25
TW201334432A (en) 2013-08-16
CN103220239B (en) 2016-12-28

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