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,

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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

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Optoelectronics Market Forecast

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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

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– Solar cells

OE Market Projection by Applications

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Source: OIDA

OE Products/Systems by Segment (2006)

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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)

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Photodetector (APD)

Telecommunication Lasers

B lk E i thBulk Epi growth

InP RegrowthMQW growth

S C ti

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Source: Cyoptics

Telecommunication Networks

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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

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Source: Photonics Spectra, Jan. 2004. LaserFocusWorld Marketplace Seminar

Packaged LEDs

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Evolution of LED Materials/Performances

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HB-LED Technology

AlGaInP/GaP truncated inverted pyramid (Lumiled)AlInGaN flip-chip (Lumiled)

AlInGaP micro mirror (Osram), AlInGaN patterned substrate and mesh electrode (Nichia)

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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

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Outdoor lighting scenarios

High Brightness LED Market

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Backlit LCD Displays

Pocket PC PhoneTablet PC

Pocket PC

Smart Phone

SPOT Watch (Smart Personal Object Technology)

Digital camera

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Flat Panel Display - LCD

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