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1、Ultra Fast TFT-OLED display andits Applications in Full HD and 3D display1Full HD & 3D Display快门式3D偏光式3D裸眼3DActive Shutter Technology (SG)1Samsung Panasonic Sony Sharp HaierRightLeftcontrolled by a special transmitter connected to the display / PCa liquid crystal layer which has the property of beco
2、ming dark when voltage is applied, being otherwise transparentalternate-frame sequencing:the desired effect of each eye seeing only the image intended for itFull HD & 3D DisplaySAMSUNG 2233RZ FR 60Hz&120Hz1High frame rates (120Hz)Only receiving half of the refresh rate / frame rate of the screen per
3、 eye.Full 1920 x 1080 resolution (of a 1080p image) High Resolution and Full HD 3DA black image is inserted between the left/right images, or the backlight is temporarily turned off. CrosstalkSince operation is switched continually on and off in sync with the displays refresh rate, some degree of fl
4、icker is introducedFlickerBrightness of the image is reduced noticeably when viewing 3D instead of 2D contentBrightnessFull HD & 3D Display2Methods to send left and right images separatelySpatial division-High cost: Double driver ICs and polarizer-Reduced life time for AMOLED-Reduced brightness for
5、LCD Temporal division-Prevail in the near term3Challenges of 3D display (AMOLED)3D display-L-R crosstalk-Luminance degradation-Vth variation-VDD-IR drop4Driving Schemes for temporal division (AMOLED) PE (Progressive Emission)2010, Baek-woon Lee, etc“Novel Simultaneous Emission Driving Scheme for Cro
6、sstalk-free 3D AMOLED TV ”4PE (Progressive Emission) : 6T 1C pixel structureDriving Schemes for temporal division (AMOLED)4SE (Simultaneous Emission)Crosstalk Free!Higher Luminance!Driving Schemes for temporal division (AMOLED)2010, Baek-woon Lee, etc“Novel Simultaneous Emission Driving Scheme for C
7、rosstalk-free 3D AMOLED TV ”4SE (Simultaneous Emission) : 3T 2C pixel structureSimple Structure!Driving Schemes for temporal division (AMOLED)5Novel Pixel Structure (AMOLED)LTPS-TFT Pixel Structure to Compensate for OLED Luminance Degradation1. Vth compensation stage2. OLED compensation stage3. Writ
8、e data stage4. Emission stage2010, Chih-Lung Lin, etc5Novel Pixel Structure (AMOLED)Result6Novel Driving Scheme (AMOLED)Successive Cross Emission DrivingH. S. Park, H. J. In, K. H. Oh and O. K. Kwon, “Successive Cross Emission Driving for 3-Dimensional Active-Matrix Organic Light Emitting Diode Disp
9、lays,” in Proc. SID Tech. Dig., 2011, pp.1725-1728.6Successive Cross Emission DrivingNovel Driving Scheme (AMOLED)6Successive Cross Emission Driving: pixel structureNovel Driving Scheme (AMOLED)6Successive Cross Emission Driving: timing diagram1. Longer programming time2. Longer emission time3. Resolve flicker problemNovel Driving Scheme (AMOLED)THANK YOUQ & A
