ePaper Technologies and Practices in The AIoT Era Frank Ko Chairman, E Ink Holdings Inc.
ePaper Technologies and Practices
in The AIoT Era
Frank Ko Chairman, E Ink Holdings Inc.
IoT: Billions Devices Market
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Requirements of display for ubiquitous IoT devices
• Low power consumption
• Wireless powered
• Outdoor/indoor readability
Display
Source: Cisco, NCTA
Growth of Devices in The Internet of Things
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Different Technologies for Different Usage Scenarios
• Long Battery Life
•Outdoor Readability
Example: Wearable devices
Transflective LCD ePaper Display
ePaper Display
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More and More Reflective / Transflective Players & Applications
ePaper Display
ePaper Display ePaper Display
ePaper Display
ePaper Display
ePaper Features
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ePaper Operating Principle
Cross-section of Electronic Ink Operating Principle
•Bi-Stable: Zero power needed to hold an image
•Reflective Display: No backlight, No Blue Light Hazard
Low Power Consumption
Easy on The Eyes
Sunlight Readable
Light State Dark State
Always On Paper-Like Wide Viewing
Angle
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EPD (Electrophoretic Display) Outdoor Readability
https://www.youtube.com/watch?v=dTx97nIIWAY
Paper-like
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Look & Write like Paper
No Backlight, Easy on The Eyes
Original Handwriting
• Soft surface like paper, No Parallax
Thin & Light
13.3” Flexible ePaper Display Module (Mobius)
• Thickness 0.67 mm≈ 6 sheets of A4 paper
• Weight 62 g≈ 12 sheets of A4 paper
Feel like Paper
eNote w/ plastic surface
ePaper Display
Tablet w/ glass screen
LCD
Ultra-Low Power Consumption: Battery-Free
EPD Memory
LCD OLED
Thin battery Yes Yes No
NFC/RF (battery-free)
Yes No No
Energy harvesting from NFC
Data & Power
NFC TPE To
SFO
Low Voltage ePaper Solution for Battery-Free Applications
Battery-Free ePaper Display
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Battery-free ePaper Tags updated information by energy harvesting from NFC or UHF
eBadge
Industrial / Logistics Tags
Contactless Card
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ACeP”
ePaper Display for IoT Applications
Non-stopping Technology Breakthrough Creates Values in AIoT
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E Ink Color ePaper Advancement
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Pearl / Carta Spectra
Monochrome Black, White, 16 Grayscale
3 Colors Black, White, Red
Black, White, Yellow
ACeP
Full Color 4 particles system for
multi-color in one pixel
ACeP (Advanced Color ePaper)
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• Low power consumption
– Solar power operated compatible
• Mass Production in Q1 2019
Color Gamut Comparison
ACeP Newspaper printing
(SNAP)
Gamut ≥ 60K dE^3 75K dE^3
White State 70L* 85L*
Dark State 20L* 35L*
• Painting-like display with newspaper printing quality
– Color pigments without color filter
ePaper Applications in AIoT Smart Spaces
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ePaper in Smart Retail
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Battery-free ePaper tags for easy maintenance and more stringent requirement of power consumption
Back-end Front-end
Wire-less ePaper ESLs for smart retail
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Transit Interior Advertising
Bus Stop Sign Bus Shelter
Display
Traffic Information Sign
Traffic Sign
Gas Station Sign
Digital License Plate Parking Meter
Transit Advertising
ePaper in Smart Transportation
Global Myopia Issue is Getting Serious
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Source: Brienholdenvision, 2016
Global Myopia Ratio
UK (23%)
US (42%)
Canada (30%)
HK (62%)
Chile (17%)
Iran (8%)
China (47%)
Singapore (53%)
Australia (31%)
South Africa (18%)
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ePaper in Smart Education
42” ePaper Display with Touch & Pen Writing
eNote 10.3”、13.3”
eReader 6”、6.8” 、 7”、7.8” 、 8”
• Easy on The Eyes – No back light, no blue light hazard
•Distraction Free – No entertainment, focus on learning
•Original Handwriting – Soft surface like paper, no parallax
• Shatter-proof – Light, thin, plastic backplane
Student ID Card 2.9”
eNote for Dual Screen NB
9.7” 、10.8”
E Ink: The Best Display of AIoT Era
Cloud Related Services
Endpoints
AIoT, Artificial Intelligence of Things
Sensor
Display
Big Data Cloud /
Platform
IoT Device
Connectivity 5G/NB-IoT
AI
Connected Home
Smart Logistics
Smart Building
Smart Retail
Smart Transportation
Smart Factory/ Industry 4.0
Smart Education/ Campus
Smart Health/ Hospital
• Human Machine Interface to drive new added value
• The last mile to boost consumer behavior
Display
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Co-Creating Value for The AIoT World
Thank You
www.eink.com E Ink is the originator, pioneer & commercial leader in ePaper technology
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※EPD Power consumption = still x (1-(response/frequency)) + update x (response/frequency)
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ePaper: Best Choice for Non-continuous Updated Application
EPD TFT LCD Memory LCD PMOLED AMOLED
Update (mW) 10 150 1 30 100
Still (mW) 0.01 10 1 5 10
Response time (s) 0.4 0.016 (60Hz) 0.1 0.008 (120Hz) 0.008 (120Hz)
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Power Consumption of Normal & Low Voltage ePaper
15V ePaper film 5V Low voltage ePaper film
Thickness 100% 88%
Power Consumption Comparison (mW)
※ 15V: normal ePaper film
※ Low Voltage A : low voltage ePaper film + normal driver IC
※ Low Voltage B : low voltage ePaper film + improved driver IC
※ VDD: 3.3V
The More: Battery-Free ePaper Solution
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ePaper Film Innovation
Micro-cup: reduce thickness shorten particle moving distance
Fluid: reduce viscosity increase particle mobility
Lowering film resistance through shorter microcup walls
Super Low Power driving is achieved by