© 2010 Renesas Electronics America Inc. All rights reserved. ID C20C: Flat Panel Displays Exploring...

© 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

2 © 2010 Renesas Electronics America Inc. All rights reserved.

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


3

Sop

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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)


44

Sop

hist

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ed s

olut

ions

S

usta

inab

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rtDisplay Module Solutions

Industrial Mobile Displays

LED Backlight LCDs


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)


• NLT’s advanced display capabilities

• 2D 3D displays

• Focus on industrial display applications

• Long term support


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


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


Innovation

http://bcnranking.jp/news/gallery/1006/100607_17313p1.html


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


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


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


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


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


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


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


16

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


17

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



18

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


(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


19

3D Technology in Movie Theaters/3DTV

(c) Shutter Glass

Synchronize to Display


Left Eye Right Eye

Data source: http://panasonic.jp/viera/products/vt2/p_3d.html


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


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


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.


23

3D technology of various LCD suppliers


24

NLT 3D LCD technology


25

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


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


27

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


29

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


30

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


31

NLT 3D prototypes


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%


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




NTSC ratio : 60%

2.7-inch QVGA2.7-inch QVGA

SOGSOG9-inch WVGA9-inch WVGA

a-Sia-Si

Specifications

Display size : 1 inch




NTSC ratio : 70%

1-inch 120x901-inch 120x90

SOGSOG


34

Partner - FP7 Mobile 3D TV


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

http://www.mobile3dtv.eu/


Partner – Mobile 3DTV EU Seventh Framework Programme

Source: www.mobile3DTV.eu – First Public Summary

http://www.mobile3dtv.eu/


Innovation



Questions?


39

Appendix


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


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


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


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


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


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


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.


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


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


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

Renesas Electronics America Inc.

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