EE 232 Lightwave DevicesLecture 1: IntroductionLecture 1: Introduction
Instructor: Ming C. Wu
University of California, BerkeleyElectrical Engineering and Computer Sciences DeptElectrical Engineering and Computer Sciences Dept.
EE232 Lecture 1-1 ©2008. University of California
Course Information (1)
• Website– http://inst.eecs.berkeley.edu/~ee232/fa08/
• Instructor:– Prof. Ming Wu, 261M Cory, x30808, wu@eecs
• Lectures– Tuesday and Thursday, 9:30 to 11:00 am @ 293 Cory
• OH– Thursday 11-12 @ 261M Cory
• Textbook– S.L. Chuang, Physics of Optoelectronic Devices, John
Wil d S 1995
EE232 Lecture 1-2 ©2008. University of California
Wiley and Sons, 1995
Course Information (2)
• Reference Books (on reserve at Engineering Library) – Yariv & Yeh, Photonics: Optical Electronics in Modern
Communications, Oxford University Press, 2006
– Coldren & Corzine, Diode Lasers and Photonic Integrated Circuits, John Wiley & Sons, 1995
– Saleh & Teich, Fundamentals of Photonics, 2nd Ed. Wiley, 2007
PREREQUISSITES• PREREQUISSITES – EECS 130: Simple p-n junction, semiconductor physics,
concept of energy bands, Fermi levels.
– PHYS 137A: recommended. Basic concept of quantum mechanics, perturbation theory
– EECS 117: recommended. Concept of dielectric waveguide,
EE232 Lecture 1-3 ©2008. University of California
p g ,electromagnetic waves.
Course Information (3)
• EXAM & GRADES – Homework 30%
– 2 Midterms 20% + 20%
– Final Exam 30%
EE232 Lecture 1-4 ©2008. University of California
Name 10 Optoelectronic Components You Used Everyday
EE232 Lecture 1-5 ©2008. University of California
Optoelectronics Market Forecast
EE232 Lecture 1-6 ©2008. University of California
Source: OIDA
Optoelectronics Market Segment
• Flat panel displays – Computers, television, mobile handheld devices
• High brightness LEDs– Solid state lighting, large display panels, signs,
automotive applications, LCD backlighting
• Imaging array sensors – Digital cameras
• Diode lasers O ti l t i d t d t l i ti– Optical storage, mice, data and tele-communications;
• Renewable energyS l ll
EE232 Lecture 1-7 ©2008. University of California
– Solar cells
OE Market Projection by Applications
EE232 Lecture 1-8 ©2008. University of California
Source: OIDA
OE Products/Systems by Segment (2006)
EE232 Lecture 1-9 ©2008. University of California
Source: OIDA
OE Market Projection by Technologies
EE232 Lecture 1-10 ©2008. University of California
Source: OIDA
OE Component Revenue Forecast
EE232 Lecture 1-11 ©2008. University of California
Source: OIDA
Typical Fiber Optic Links
DigitalLogic LoadLogicLevels
(e.g., TTL, ECL)
Currentdrive
Optical
Trans-impedanceAmplifier (TIA)
Resistor
LaserDriver
DecisionCircuit
pFiber
Circuit
ClockRecoverySemiconductor ySemiconductor
LasersOr LED’s
P-i-n photodiodeOr Avalanche
Photodetector (APD)
EE232 Lecture 1-12 ©2008. University of California
Photodetector (APD)
Telecommunication Lasers
B lk E i thBulk Epi growth
InP RegrowthMQW growth
S C ti
EE232 Lecture 1-13 ©2008. University of California
Source: Cyoptics
Telecommunication Networks
EE232 Lecture 1-14 ©2008. University of California
InGaN (405nm) for Optical Storage
0.78 for 1H digitalAudio
23GB for HD MPEG22 hours
4.7GB for SD MPEG2135 min.
S Ph t i S t J 2004 L F W ld M k t l S i
EE232 Lecture 1-15 ©2008. University of California
Source: Photonics Spectra, Jan. 2004. LaserFocusWorld Marketplace Seminar
Packaged LEDs
EE232 Lecture 1-16 ©2008. University of California
Evolution of LED Materials/Performances
EE232 Lecture 1-17 ©2008. University of California
HB-LED Technology
AlGaInP/GaP truncated inverted pyramid (Lumiled)AlInGaN flip-chip (Lumiled)
AlInGaP micro mirror (Osram), AlInGaN patterned substrate and mesh electrode (Nichia)
EE232 Lecture 1-18 ©2008. University of California
Source: LumiLeds
Common Uses for HBLEDs
S htt // th i li hti
Traffic Signals (inc white)
Source: http://www.northamericanlighting.com
Source: Wustlich Design AGSource: Toshiba (Technorainbow)
Outdoor lightingArchitectural lightingFurniture Lighting
EE232 Lecture 1-19 ©2008. University of California
Outdoor lighting scenarios
High Brightness LED Market
EE232 Lecture 1-20 ©2008. University of California