Control of platform power consumption using selective updating of a display image

• Main Authors: DIEFENBAUGH, PAUL S, JEGANATHAN, NITHYANANDA S, HAN, KYUNGTAE, LIU, JINJUN, BISH, JAMES A, DREWS, PAUL C
• Format: Patent
• Language: Chinese; English
• Published: 01.12.2014
• Subjects: ADVERTISING; ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICESUSING STATIC MEANS TO PRESENT VARIABLE INFORMATION; CALCULATING; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION ANDCOMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION ANDCOMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THIR OWNENERGY USE; COMPUTING; COUNTING; CRYPTOGRAPHY; DISPLAY; EDUCATION; ELECTRIC DIGITAL DATA PROCESSING; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; PHYSICS; SEALS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE

Control of platform control of platform power consumption using selective updating of a display image. An embodiment of an apparatus includes a display controller to transfer pixel data from a frame buffer to a video display and a detection element to track updates to the frame buffer, the detection element to identify a portion of the pixel data that has been changed from a previous image, where the display controller is to provide the video display with the identified portion of the pixel data.