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3D Display Technology TYWu.

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Presentation on theme: "3D Display Technology TYWu."— Presentation transcript:

1 3D Display Technology TYWu

2 3D Display Technology Seeing in Depth Technologies
Not only X and Y axis, but also Z Stereoscopic Image Technologies Eyeglass Eyeglassless

3 Spatial Division Head Mounted Displays (HMD)

4 Spatial Division Smart Glasses Epson BT-200

5 Polarization Division
Linear polarization

6 Polarization Division
Polarization LCD JVC Passive Xpol system Linear polarization

7 Polarization Division
Polarization (Linear) LCD iZ3D

8 Polarization Division
Polarization (Linear) LCD

9 Polarization Division
Linear polarization Any effort to tilt the head sideways would result in the polarization failing, ghosting, and both eyes seeing both images. Circular polarization has alleviated this problem.

10 Polarization Division
Circularly Polarization If light is composed of two plane waves of equal amplitude by differing in phase by 90°

11 Polarization Division
Circularly Polarization

12 Polarization Division
Circularly Polarization

13 Polarization Division
Polarization LCD Images are displayed from top to bottom with alternative lines assigned to left and right eyes. Resolution Penalty

14 Polarization Division
Polarization LCD Advantage Full-color display Flicker-free Polarizing glasses (passive) are cheap Youtube

15 Polarization Division
Two Projectors

16 Polarization Division
LCD YouTube

17 Wavelength Division Standard LCD Red/Blue method
Japan’s BS11 satellite channel Side-by-Side Method adopted by Arisawa Line-by-Line Advantage Glasses (passive) are very cheap

18 Wavelength Division Illustration 1

19 Wavelength Division Illustration 2 Input: Side by Side

20 Wavelength Division Standard LCD Example

21 Wavelength Division Anaglyph techniques Color separation technique
Use two complementary colors to display the left and right views respectively Use red and green (blue) glasses to observe it Adv.: simplicity and economical

22 Wavelength Division Anaglyph Technique

23 Wavelength Division Anaglyph Technique

24 Wavelength Division 如果您沒有紅藍立體眼鏡,歡迎您附回郵索取。回郵請寄 :
台北縣三重市光復路一段88-11號8樓 馬路科技顧問股份有限公司 辛金星先生收

25 Time Division 120 Hz LCD Glasses are very expensive
Shutter Glasses (Active Glasses)

26 Time Division 120 Hz LCD/Projector Glasses
NVIDIA "Geoforce" Graphics card + Projector itself needs to be NVIDIA certified The glasses work by communicating with an external USB controller/IR (Infrared) emitter.

27 Time Division 120 Hz LCD 3D Wired Shutter Glasses (Cheap)

28 Time Division DLP 3D Ready Projector

29 Time Division 利用DMD (Digital Micromirror Device)反應速度高達16~25μs (40~62.5 KHz)的特性,在左右視角畫面之間插入2ms的灰階訊號(Gray Scale Signals)畫面,快門式眼鏡內建Sensor偵側畫面灰階訊號藉以切換左右眼 DLP-Link 優點:(1)無需同步訊號發射器; (2)投影機端無附加硬體成本,業者導入速度快

30 Autostereoscopic Display (Eyeglassless)
Without Glasses Philips 42" 3DWOW                                                                                                                                                                                                 

31 Eyeglassless Parallax Barrier Lenticular Lenslets

32 Eyeglassless Techniques

33 Troubles 人眼雖對焦在3D銀幕上,但凝視不同距離的3D影像內容,兩眼內聚夾角會改變,違反對焦與內聚同步改變的自然現象。

34 Troubles Illustration Focus Distance Focus Distance Screen
3D Video Focus Distance Natural Environment Focus Distance

35 Tools Stphmkre http://stereo.jpn.org/eng/stphmkr/
File/Open Left/Right Images… File/Open Stereo Image… Stereo/ColorAnaglyph Etc.

36 Tools Image (side by side)

37 Tools Result

38 Tools 3D Maker Filter/3D Glasses File/Open Picture Set X and Y Offsets Mark the area by mouse Convert

39 Tools Illustration

40 Tools 3D Maker New Text Picture Enter N, Click New Click Select All
Random Static Click Convert

41 Tools 3D Maker Result

42 Tools 3D Video Player Stereoscopic Player

43 References http://www.iz3d.com.tw/


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