LED Lighting Technology Development

LED Lighting Technology Development

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Description: LED Lighting Technology Development - Hong Kong Location, Heart of Asia, Doorstep of Mainland China - Some Indicators of Hong Kong's Performance, ASTRI Introduction founded 2000. Conduct world-class R&D and create real economic impact. .

 
Author: Enoba Wi (Fellow) | Visits: 2717 | Page Views: 3797
Domain:  Green Tech Category: Lighting Subcategory: LED 
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Contents:
LED Lighting Technology
Development and
Applications:
Hong Kong ASTRI Practice
Dr. Enboa Wu (吳恩柏博士)
Hong Kong Applied Science and Technologies
Research Institute (ASTRI)

(香港應用科技研究院)
October 12, 2011
ASTRI Proprietary

Hong Kong - Location


Heart of Asia



Doorstep of
Mainland China
 GuangzhouShenzhen-Hong Kong
Express Rail Link
 Shenzhen North
(23mins)
 Guangzhou
(48mins)
 Xiamen (4hrs)

廣州
香港

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ASTRI Proprietary

Some Indicators of Hong Kong’ Performance
s
• World’ freest economy since 1995 –
s
2011 Index of Economic Freedom, Heritage Foundation

• World’ most competitive economy –
s
World Competitiveness Yearbook 2011, IMD

• 4th most innovative economy (2nd in Asia) –
Global Innovation Index 2011, INSEAD

• Most competitive city in China –
Chinese Academy of Social Sciences

• 3rd largest recipient of Foreign Direct Investment –
World Investment Report 2011, United Nations Conference on
Trade and Development

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ASTRI Introduction (founded 2000)
Mission
Conduct world-class R&D and create real economic impact
Five key areas in Information & Communications Technologies
1. Communications Technologies
2. Enterprise & Consumer Electronics
3. Integrated Circuit Design
4. Material & Packaging Technologies (founded 2005)
5. Bio-Medical Electronics (new initiatives) (founded 2010)
ASTRI Shenzhen Subsidiary
• Established in 2008

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ASTRI Proprietary

ASTRI LED Technologies (since 2005)
Chip, packaging, lamps & control,
Interactive display, projector
• 120 US patents pending
• 10 major awards

Commercialization Status
• 70 technology transfers to
45 companies
• Indoor spot Lamp: selling at 400+ stores
• Street Lamp: installed in 8 cities
• Pico-Projector: 3 in production
• Backlight & touch TV: transferred to 10+
companies
• High Power LED Chip: to spin-off
• Work with government:

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ASTRI Proprietary

LED Lighting –Development Strategy

1. Understand
Application Scenario
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2. Define Lamp/
System Requirement

3. Use optimal LED Chip &
Packaging Solutions

High Power LED Chip
by ASTRI Chemical-Mechanical Process

 LED Sapphire Substrate Removal
 For efficient chip cooling
 High Ir yield, under spin off
 Patents:
 9 US and 9 China patents pending: 6 granted
 Awards:
 “
Product Innovation Award” 2010 China SSL
National Contest
 Made front page of 2008 IEEE LEOS magazine

Multi-wafer process
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Function tested

WL LED SiP† –Camera Phone Flash
Benchmark

ASTRI

Light Energy
(lux.s)

3.86

4.1
( 1.06X )

Uniformity
(min/max)

~ 10%

~ 30%
( 3.0X )

16 x 10 x 5

8 x 11 x 4
( 0.44X )

Size
(mm3)

†: SiP: System-in-Package


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Smaller form factor, higher
brightness, better uniformity.
ASTRI Proprietary

Phosphor Jetting Packaging Technology
Shoot for ±50K optical uniformity at 3000K

ASTRI Patented “
CHINA HEAD”
Thermal Jetting
Jetting Freq.: 12 KHz
Life: 1000 cc
Resolution: 600 DPI
Compatibility: water / organic based
UV Cured
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Solidified Thickness
12 m

ASTRI Proprietary

38 m

ASTRI Spot Light Solution

Birdcage”Patent Portfolio: 5 US Patents Granted
 IP, Thermal, Packaging, Weight, Wireless in one group Design;
 Extensible in Technology / Product: MR16, PAR, E27.

Low Cost COB / COHS
Intelligent Brightness
/ Color Control
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Birdcage MR16 (Replace 35W MR16: 1760cd; 25; 8.5W)
ASTRI’ Technology
s

Performance
51 lm/W Ɨ(40lm/W), 8.5W
1760 cd *CBCP (1601 cd), 25
435 lm
Ra: 84 (80)
PF: 0.74 (0.7)
CCT: 3000K
Ɨ: ( ) US Energy Star Criteria

*CBCP: Center Beam Candela Power

Replace 35W Halogen MR16

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ASTRI Proprietary

Benchmark –PAR38

(Replace 90W Halogen PAR38)

Birdcage PAR38

Product A

Product B

Product C

15.3W

16W

18W

20W

948lm

600lm

900lm

932lm

Eff. 62 lm/W

Eff. 37.5 lm/W

Eff. 50 lm/W

Eff. 51 lm/W

CBCP: 2720cd (30)

CBCP: 2800cd (22) CBCP: 3100cd (25)

CBCP: 512 cd (20)

Warm White
420 gram
29.3
Ɨ

USD / klm

FOB Price(Estimated)
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771 gram
45.8

USD / klm

32.2

USD / klm

360 gram
56.3USD

/ klm

Omni-directional LED Bulb
 40/60 W Replacement (US Energy Star Criteria)

Omni-directional bulb

 Integrated Opto-thermal Technology
 COB Solution Applicable

Replace 40/60 W Incandescent Bulb

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Convectional
Bulb Format

Energy Star Fulfilled LED
Replacement bulbs
(Look Like an Edison Bulb?)

ASTRI Corridor Lamps

T - Company

ASTRI

ASTRI

Product Name

CFL

LED (v1)

LED (v2)

Power

16W

9W

15.4W

677 lm

784 lm

1435 lm

Est. Efficacy

42.3 lm/W

89.5 lm/W

93 lm/W

Power Factor

0.91

0.91

0.90

4108 K

4054 K

3997 K

IP54

IP55

IP55

1.2 kg

1.3 kg

1.3 kg

325x100x95 (mm)

320x127x85 (mm)

320x127x85 (mm)

Company

Lumen Output

CCT
IP Rating
Weight
Dimension

 Installed in HK Government depots
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Wireless Motion Sensor System
 Embedded motion sensing, wireless control module
 External design - for multiple lamps control
 Anti-interference & false alarm reduction design

External
wireless
lighting
control
module

Wireless LED
corridor lamp

30% light
output

LED lamp

No moving object
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ASTRI Proprietary

Wireless
motion sensor

100% light
output

With moving object

Visible Light Communication (VLC) System
• Integrated in wireless lighting control system
• To transmit ID, text data, voice data & etc.
• Application such as position tracking, data
transmission, etc.
LED lamp for transmitting ID

System demonstrated in ASIAEXPO

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Wireless tag for
receiving data

LED Outdoor Lighting Development
7 Licensees & Deployed in 8 Cities
2009 Hong Kong ICT Silver Award
2009 Hong Kong ICT Silver Award

 Xianyang

 Daliang
 Shouguang
 Changshu
 Changzhou
 Shenzhen
 Hong Kong
 Guangzhou

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Government Support
Hardware - Hong Kong Science Park
•340 companies in Phases 1 & 2
•Phase 3
– $ 4.9B HKD, completion in 2013-2016
– Add 105,000 sq m; 4,000 more R&D jobs
•5 clusters
– electronics, precision engineering,
biotechnology, green technology and ICT

Software
A.

Funding Support –Innovation & Technology Fund (ITF): 6B+ HKD

B.

R&D Centre Programme

C.

Promoting Use of I&T in Public Sector: Trial Run Projects

D.

10% R&D Cash Rebate Scheme

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Summary
 Hong Kong, as Gateway to China, has devoted
substantial resource on high tech green
development including LED lighting.
 ASTRI has developed a complete LED product
portfolio with patent protection for Hong Kong
and the Mainland industry.
 Substantial government incentive programs
have been deployed aiming for Hong Kong’
s
next generation welfare.
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ASTRI Proprietary

End of Presentation
We are here !

Thank you. Questions are welcome.

Our corporate website: www.astri.org
Tel : (+852) 3406 2866
E-mail : enboa@astri.org
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ASTRI Proprietary