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© 2010 Renesas Electronics America Inc. All rights reserved.
ID C20C: Flat Panel Displays
Exploring a 2D/3D Solution
NEC LCD Technologies, Ltd.
Yuji Kondo
Manager, Applications Engineering
13 October 2010
Version: 1.7
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2
Yuji Kondo
Product Manager – NEC LCD Technologies (NLT) Japan Product Manager - Sales Promotion Department Division
– Responsibilities: new technology marketing and planning
Education – Master of Electronics
Work Experience Additional experience with NLT
– Designed LED backlight system for high speed moving picture technology
– 3D module circuit design Samsung NEC Mobile Display
– Develop modules and circuits for passive matrix OLED displays
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3
Sop
hist
icat
ed s
olut
ions
S
usta
inab
le s
uppo
rtDisplay Module Solutions
Industrial Mobile Displays
LED Backlight LCDs
Emerging Technologies
Super-Fine TFT (SFT)
Robust feature sets Long-term product support Amorphous silicon (A-Si) displays Low-temperature polysilicon (LTPS) displays
High luminance and wide color gamut Superior image quality Ultra-wide viewing angles
2D/3D displays Color enhancement E-paperOn-cell touch
Low power consumption Long life LEDs Thin profile and light weight design Replaceable LED light source unit
Wide Format LCDs More data on a single screen 16:9 aspect ratio
Natural Light TFT (NLT)
Suited for a variety of ambient-light environments
Proprietary transflective LCD technologies Super Reflective NLT (SR-NLT) Super Transmissive NLT (ST-NLT)
© 2010 Renesas Electronics America Inc. All rights reserved.
44
Sop
hist
icat
ed s
olut
ions
S
usta
inab
le s
uppo
rtDisplay Module Solutions
Industrial Mobile Displays
LED Backlight LCDs
Emerging Technologies
Super-Fine TFT (SFT)
Robust feature sets Long-term product support Amorphous silicon (A-Si) displays Low-temperature polysilicon (LTPS) displays
High luminance and wide color gamut Superior image quality Ultra-wide viewing angles
2D/3D displays Color enhancement E-paperOn-cell touch
Low power consumption Long life LEDs Thin profile and light weight design Replaceable LED light source unit
Wide Format LCDs More data on a single screen 16:9 aspect ratio
Natural Light TFT (NLT)
Suited for a variety of ambient-light environments
Proprietary transflective LCD technologies Super Reflective NLT (SR-NLT) Super Transmissive NLT (ST-NLT)
Emerging Technologies
• NLT’s advanced display capabilities
• 2D 3D displays
• Focus on industrial display applications
• Long term support
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5
Renesas Electronics a key partner
I. Sales Partner for LCD Modules in Europe and US
II. Supplier of LCD Driver IC and other Semiconductors
Renesas
ElectronicsNEC LCD
Technologies 、 Ltd
Driver IC,
Other Semiconductors
Renesas ElectronicsREE/REA
Customer
LCD Modules
LCD Products
Market Information
We maintain strong cooperation with RE to support our customers
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6
Europe
REA*
Agent
Japan
NEC Group Agent
NEC LCD Technologies
NEC LCD Technologies
※※
North America
Disti OEM
Asia
NEC LCD TechnologiesTaiwan Branch
Disti
REE*
OEM
Sales Channel
Renesas Electronics Europe, America
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Innovation
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8
1. 3D Technology Trends
2. 3D technology of Competition LCD maker
3. NLT 3D technology
4. NLT 3D sample
5. Partner - FP7 Mobil 3D TV
6. Technical information - 2D to 3D converter
7. Technical information - Software etc.
AgendaAgenda
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Key Take Aways
By the end of this session you will… Become familiar with many of the key trends in 3D display
development Become familiar with current 3D display technologies and
display suppliers Gain awareness of emerging 3D display applications
– Identify additional applications that may benefit from 3D technology
Become familiar with NEC LCD Technologies’ HDDP 3D technology and prototype products
Gain insight into the software, hardware, 2D/3D conversion options available for 3D content
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10
3D Technology Trends
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3D trend began with movies
2010 began rolling out to TV sets
3D movies, 3D TV, 3D camera, 3D Video and 3D editing equipment
All require a 3D display
Overview Overview Innovation Requires SolutionsInnovation Requires Solutions
3D Movie
3D TV
3D Camera/ Editor
3D PC
3D DSC
Professional Use 3D Camera
Sony Panasonic
Consumer 3D DSC
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1212
3D Movie Theaters in the USA
• Two types of 3D theater in USA
• Real D
• Dolby
• 2005 less than 200 3D theaters
• End of 2008 over 5,000
• 2010 estimate - nearly 7,000
• Japan uses Real D, Dolby
and a 3rd type of 3D theater
• Shutter Glass
0
1000
2000
3000
4000
5000
6000
2005 2007 2008.06 2008.12
Dolby Real D
Date source: Nikkei Electronics September 22, 2008
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13
VisuMotion 65-inch displayPhillips 42-inch display Newsight 57-inch display
3D Digital Signage in Japan3D Digital Signage in Japan
Large size LCD with multi-viewing points
Viewing distance is almost 3m
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14
“BS11” began 3D broadcasting at the end of 2007
1~2 programs
30~60 min program per day.
(a) 3D TV set (b) Normal (2D) TV set
Data format side by side.
Resolution of each (Left/Right) eye’s data is half of 2D resolutions.
3D TV Broadcasting in Japan3D TV Broadcasting in Japan
2010 - 5 new 3D broadcasts will begin in Japan
By end of 2010 - a total of sixteen 3D broadcasts world wide
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15
3D Digital Photo Frames
Fuji Film Sanko Techne New Sight
FinePix Real 3D V1
SPF-107H SDP818-TEK TBD(Under Development)
8” SVGA2 View points
7” WVGA2 View points2D->3D Converter
8” WVGA2 View points2D->3D
Converter
8”5(?) View points2D->3D Converter
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3D TV Sets in Japan
Sony Panasonic Sharp Toshiba
3D BRAVIA 3D VIERA AQUOS QUATTRON 3D
CELL REGZA
REL 2010.6.3240 Hz Drive2D->3D Converter
REL 2010.8.27Plasma TV2D->3D Converter
REL 2010.7.30240Hz DriveLED Scan B/LRGB+Yellow CF
REL 2010.7.28240Hz DriveLED Scan B/L
All TV sets use Shutter Glass for 3D
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3D PC in Japan
NEC Fujitsu Toshiba
VALUESTAR N VN790/BS
FMVF553AM TX/98M
20” 1600x900X pol type2D->3D Converter
20” 1600x900X pol type2D->3D ConverterStereo Web Camera
15.6” 1366x768Active Shutter Glass 120 Hz Drive
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3D Technology in Movie Theaters
(a) Anaglyph type
Dolby Type Dolby Type
Very narrow color chromaVery narrow color chroma Improve to wider color chromaImprove to wider color chroma
Left and Right image comes frame by frame
Left and Right image comes frame by frame
(b) Polarized glasses
Circular Polarization + Time sharing (Real D / X pol®)
Circular Polarization + Time sharing (Real D / X pol®)
Linear PolarizationLinear Polarization
Can see straight throughNot tilted or lying-down
Can see straight throughNot tilted or lying-down
Can see straight through and tilted and lying-down
Can see straight through and tilted and lying-down
Left Right
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19
3D Technology in Movie Theaters/3DTV
(c) Shutter Glass
Synchronize to Display
Left and Right image comes frame by frame
Left Eye Right Eye
Data source: http://panasonic.jp/viera/products/vt2/p_3d.html
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Real Data 3D TV
* Data source: http://av.watch.impress.co.jp/docs/news/20100412_360734.html
Comparison of LED TV to Plasma TV
- Sharp*Other LCD
3D(Samsung)*Other Plasma
3D(Panasonic)*
Brightness with 3D Glasses
100cd/m2 60cd/m2 10 ~ 36cd/m2
3D Cross Talk 2.1% 3.4% 2.4%
Contrast ratio with Glasses
5,500:1 3,500:1 600:1 ~ 2,000:1
Sharp 3D TV Released April 2010
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Stereoscopic 2 Views Stereoscopic 2 Views
2121
3D Viewing Points With/Without Glasses
Large Audience
Personal Use
Stereoscopic Multi ViewsStereoscopic Multi Views
Mobile Phone
Mobile Game
3DMobileTV
3D Photo Frame
3 D CAD
Arcade Game
Unspecified Specified
Pachinko
Large Size DisplaySmall Size Display
Signage
Glass type Glass type
3D Movie
3 DTV
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22
3D Viewing Points vs. 3D Method
Method Merit Technical complement
Image selection
method
Without Glass
Multi-tasking possibleLess bothersome than
glasses
Viewing point selected by viewing position such as distance and angle.
Glass Viewable from multiple positions and angles
Less 3D cross talk.
Left or right image is selected by glass (polarization /color/timing)
Num
ber of View
ing P
oints
2 points Easy to use( Light system)Image data is light.Easy to real time processing
Minimize data to stereo imageEasy to take movie/picture, to
generate computer graphics and transfer data
Multi view
Wide viewing Angle Need multiple view points dataDecrease the resolutionProrate viewing data.
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23
3D technology of various LCD suppliers
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24
NLT 3D LCD technology
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Conventional 3D-LCD Viewing
Key issues with conventional 3D technology1) 3D resolution is half of 2D2) 2D image lacks continuity when using Optical Lens/Barrier
3D images achieved via parallax component – Difference in what the left and right eyes see
Left and right eyes can see all pixel data
Pixels
Right Eye Left Eye
2D
Left and Right eyes can see respective Left and right data
Left view Pixel Right view pixel
Optical Lens / Barrier
Optical Lens / Barrier
Right Eye
Left Eye
3D
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26
Features of NEC's 2D/3D-LCD
Very high 3D viewability 3D images can be seen easily
and without eye fatigue The same resolution in 2D and 3D
display. 2D and 3D mixed images are easily
displayed at the same time
( Horizontally Double-Density Pixel )
2D and 3D mixed images2D and 3D mixed images
• HDDP (Horizontally Double-Density Pixel) unique and suitable design for 2D/3D
• Focus on high performance 3D imaging to personal use.
• HDDP (Horizontally Double-Density Pixel) unique and suitable design for 2D/3D
• Focus on high performance 3D imaging to personal use.
Same pixel pitch in 2D and 3D mode
B-R
R-R
G-R
R-L
B-L
G-L
Conventional DesignHDDP design
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Comparison 3D Technologies’ Resolution
Conventional DesignConventional DesignConventional DesignConventional Design HDDP* Panel DesignHDDP* Panel DesignHDDP* Panel DesignHDDP* Panel Design
* Horizontally Double-Density Pixels
Lenticular Lens
3D Image Pitch:Conventional = double HDDP = same
3D Image Pitch:Conventional = double HDDP = same
2D Image Pixel Pitch:Both same Pitch
2D Image Pixel Pitch:Both same Pitch
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2D/3D Mixed Image Using HDDP Technology
3D3D Image
Left-EyeData
Left-EyeData
Right-EyeData
Right-EyeData
Right-EyeRight-EyePixelPixel
Left-EyeLeft-EyePixelPixel
2D2D Image
Right-EyeRight-EyePixelPixel
Left-EyeLeft-EyePixelPixel
Same DataSame Data
2D and 3D images can be simultaneously displayed by changing the input image data => Easy to mix 2D and 3D images
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NEC’s High Performance 3D
Conventional Conventional 3D technology3D technologyMoire occursMoire occurs
Issue with conventional 3D:Issue with conventional 3D: MoireMoire can occur from optical can occur from optical
combination between LCD Panel combination between LCD Panel and parallax lens / barrier.and parallax lens / barrier.
Issue with conventional 3D:Issue with conventional 3D: MoireMoire can occur from optical can occur from optical
combination between LCD Panel combination between LCD Panel and parallax lens / barrier.and parallax lens / barrier.
NEC’s HDDP 3D:NEC’s HDDP 3D: Optimize LCD panel and parallax Optimize LCD panel and parallax
lens / barrier, lens / barrier, No MoireNo Moire ! !
NEC’s HDDP 3D:NEC’s HDDP 3D: Optimize LCD panel and parallax Optimize LCD panel and parallax
lens / barrier, lens / barrier, No MoireNo Moire ! !
NEC’s HDDPNEC’s HDDPNo MoireNo Moire
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NEC’s High Performance 3D
Issue with conventional 3D:Issue with conventional 3D: Minimum area of 3D cross-Minimum area of 3D cross-
talk is very narrowtalk is very narrow 3D cross-talk between right 3D cross-talk between right
eye data and left eye data is eye data and left eye data is largelarge
Issue with conventional 3D:Issue with conventional 3D: Minimum area of 3D cross-Minimum area of 3D cross-
talk is very narrowtalk is very narrow 3D cross-talk between right 3D cross-talk between right
eye data and left eye data is eye data and left eye data is largelarge
NEC’s HDDP 3D:NEC’s HDDP 3D: Reduce 3D cross-talk to Reduce 3D cross-talk to
minimumminimum Expand minimum areaExpand minimum area ⇒Natural and Real 3D
NEC’s HDDP 3D:NEC’s HDDP 3D: Reduce 3D cross-talk to Reduce 3D cross-talk to
minimumminimum Expand minimum areaExpand minimum area ⇒Natural and Real 3D
1
10
100
-20 -15 -10 -5 0 5 10 15 20
Angle [degree]
3D c
ross
talk
[%]
Left
Right
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31
NLT 3D prototypes
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32
NEC LCD Technologies’ 3D Samples
12.1-inch SVGA12.1-inch SVGA
a-Sia-Si
Specifications
Display Type:Display Size :
Transmissive12.1 inch
Number of Pixels :
800xL/R x 600xRGB
Luminance : 200cd/m2 (TBD) Contrast : 450:1 (TBD)
NTSC Ratio : 60%(72%)
SOGSOG
3.1-inch WQVGA3.1-inch WQVGA
Specifications
Display Type:Display Size :
Transmissive3.1 inch
Number of Pixels :
427xL/R x 240xRGB
Luminance : 300cd/m2 (TBD)
Contrast : 500:1 (TBD)
NTSC Ratio : 70%
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33
NEC LCD Technologies’ 3D Samples
Specifications
Display size : 2.7 inch
Number of pixels : 240xR/L x320xRGB
Luminance : 300 cd/m2 (TBD)
Contrast : 400 :1 (TBD)
NTSC ratio : 70%
Specifications
Display size : 9 inch
Number of pixels : 800xR/L x480xRGB
Luminance : 100 cd/m2 (TBD)
Contrast : 450 :1 (TBD)
NTSC ratio : 60%
2.7-inch QVGA2.7-inch QVGA
SOGSOG9-inch WVGA9-inch WVGA
a-Sia-Si
Specifications
Display size : 1 inch
Number of pixels : 120xR/L x90xRGB
Luminance : 300 cd/m2 (TBD)
Contrast : 400 :1 (TBD)
NTSC ratio : 70%
1-inch 120x901-inch 120x90
SOGSOG
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34
Partner - FP7 Mobile 3D TV
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3 year project started January 1st 2008 Project funded by European Union 7th RTD Framework Programme
Project carried out by consortium formed by: 3 universities: Tampere University of Technology, Ilmenau University of
Technology, Middle East Technical University A public research institute: Fraunhofer HHI 2 SME’s*: Tamlink Ltd. and MM Solutions Ltd.
Project’s ultimate goal – develop and demonstrate the viability of the new Mobile 3DTV technology
Partner – Mobile 3DTV EU Seventh Framework Programme
*SME = Small Medium Enterprise Source: www.mobile3DTV.eu – First Public Summary
36 © 2010 Renesas Electronics America Inc. All rights reserved.
Partner – Mobile 3DTV EU Seventh Framework Programme
Source: www.mobile3DTV.eu – First Public Summary
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Innovation
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Questions?
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39
Appendix
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40
NEC LCD Technologies Profile
NEC CorporationNEC Corporation
100%
Head Quarters
Business: Research/Development/Sales and Service for LCD modulesLocation: Kawasaki City, Kanagawa Pre., JapanCapital: JPY 3B (US$26M)Employee: approx.600Foundation: April 1st, 2003
NEC LCD Technologies, Ltd.NEC LCD Technologies, Ltd.
Production Sites
(Industrial/High-end LCDs)Akita Plant
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41
Production Map
NEC LCD Technologies (Tamagawa)
Research,Development & Sales
370×470mm
550×660mm
A1
A2
12.1×6 15×4
10.4×4 3.0×36
Akita PlantLTPS Line
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42
① Mobile Phone, Mobile Game, etc..② Note PC, PMP, etc..③ ATM, Check-out Terminal, KIOSK Terminal,
etc..
Viewing Angle Controllable LCD Module
Field of Application
Wide Wide Viewing Viewing AngleAngle
NarrowNarrowViewing Viewing AngleAngle
LCD Panel
Back Light unit
Controlling Layer
Configuration of VAC Module
Features
・ Switchover between disclosure state and
secret state.
VIT
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43
Our Core Technologies
Adaptive Design TechnologyAdaptive Design Technology
To enhance usability in terms of form-fit-function or environment
SFT TechnologySFT Technology
To achieve high image quality
SFT Model VA Model
0 100 200Gray-Scale
0
0.2
0.4
0.6
0.8
1
Brig
htne
ss
0
0.2
0.4
0.6
0.8
1
Brig
htne
ss
SFT(IPS)
0
0.2
0.4
0.6
0.8
1
0 50 100 150 200 250
Gray-Scale
Bri
ghtn
ess
0
0.2
0.4
0.6
0.8
1
0 50 100 150 200 250
Gray-Scale
Bri
ghtn
ess
VA TYPESuper Fine TFT
NLT TechnologyNLT Technology
To realize high outdoor legibility
Natural Light TFT
SR-NLT ST-NLT
Super-Reflective NLT Super-Transmissive NLT
VIT TechnologyVIT Technology
To integrate high performance and enhanced multi-functionality
Limited Viewing Angle LCD
Value Integrated TFT
3D Display
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44
Target Market for IndustrialApplications
Broadcast
Medical Imaging (Radiology, Modality, Supersonic, etc.)
NLT TechnologySFT Technology
High Quality” No matter how you look at”
More vivid displays “No matter what the outdoor environment is”
Handy Terminal
High End monitor Market
“Extended image quality”
Middle Size Display Market
“High reliability & quality”
Small Size Display Market
“High portability & quality”
ATM/EPOS Industrial Instrument
Measuring Equipment
VIT Technology
Expanding the potential of LCD.
Fish finder
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45
SFT is High Quality Technology based on IPS LCDSFT has superior viewing angle in term of gamma characteristic to VA LCD
SFT Technology
0 100 200Gray-Scale
0
0.2
0.4
0.6
0.8
1
Bri
ghtn
ess
0
0.2
0.4
0.6
0.8
1
Bri
ghtn
ess
SFT(IPS)
0
0.2
0.4
0.6
0.8
1
0 50 100 150 200 250
Gray-Scale
Bri
ghtn
ess
0
0.2
0.4
0.6
0.8
1
0 50 100 150 200 250
Gray-Scale
Bri
ghtn
ess
SFT Model Recent VA Model
VA TYPE
LC mode IPS S-PVA
Cross-sectionalView
LC Alignment Homogenous Homogenous
Electric field Horizontal Vertical
LC deformation Twist Bend
LC Type(Δε ) Positive Negative
Optical film Had better Must
Comparison of Ultra Viewing Technologies
Super Fine TFT
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46
NLT Technology
Adapts to changes in ambient light for bright,vivid displays with low power consumption!
Unaffected by changes in outdoor lightenvironments to ensure natural color anytime!
SR-NLT ST-NLT
NLT is a technology to realize high outdoor legibility.NLT has two type for according to the application environment.
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47
Currently 2 VIT technology trends
1) Integrating various peripheral circuits on LCD Panel
Compactness, Low power consumption, and improved reliability
2)Integration of various function
New display performance, new visual or sensing function etc…
VIT LCD
2D/3D, Viewing angle control, Sensor, image processing etc…2D/3D, Viewing angle control, Sensor, image processing etc…
DAC, DC/DC converter, Frame memory, I/F circuits, controllerDAC, DC/DC converter, Frame memory, I/F circuits, controller
High performance Multifunctionality
Driver integrationDriver integration
Low power consumptionLow power consumption
VITVITIntegratedIntegrated solutionsolution
VIT Technology VIT : Value Integrated TFT
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48
Non-rectangular TFT modules
Flexible shape TFT module expands new
field of application
e-POP
SSSS LLLLAAAA EEEE!!!!
Field of Application
Array of pixels
174µm in pitch
Data lines
Data
driver
IC
Gate
lines
Features
・ Flexible shape technology enables
optimal arrangement in non-rectangular
shape.
Configuration of NR TFT
Speedometer
km/h
VIT
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49
High Resolution E-paper module
Features
Vivid display quality -High resolution (UXGA) -16 grayscale, -40% reflection Multiple tiling - Original controller for multi-tiling Eco-friendly - Need No power to hold the Image
30” LCD Monitor(400cd/m2)
28” (20"x2) E-paper(Update an image per 1 minute)
Powerconsumption
150W ~0W@hold, 3W@write
Energy24h/day for 1year
1,314 kWh 2 kWh
CO2 emission (year/pcs)
497kg 0.83kg
Prototype(Multi-tiling: 20-inch x 2)
Comparison of power, energy and CO2 emission Application
Electronic Bulletin Board Electronic Viewer
VIT
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