Packaging of Integrated Photonic Devices; · Packaging of Integrated Photonic Devices; ... Dr....
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Packaging of Integrated Photonic Devices; Applications, User Foundry Services & Design Rules Dr. Peter O’Brien Head of Photonics Packaging Group, Tyndall National Institute Deputy Director, Science Foundation Ireland, Irish Photonics Integration Centre
Transcript of Packaging of Integrated Photonic Devices; · Packaging of Integrated Photonic Devices; ... Dr....
Packaging of Integrated Photonic Devices;
Applications, User Foundry Services & Design Rules
Dr. Peter O’BrienHead of Photonics Packaging Group,Tyndall National Institute
Deputy Director, Science Foundation Ireland,Irish Photonics Integration Centre
Tyndall National Institute
• Photonics• Microsystems• Nanotechnology• Theory Modelling & Design
Ireland’s Largest Research Institute
Photonic Integration at Tyndall
Photonic Integration Laboratory
Monolithic Integration
Hybrid Integration
Photonic Integration
Single Mode Optical Fibre
Photonic Integrated Circuit
Electronic Integrated Circuit
Discrete Electronics
Ceramic Interposer
Temperature Control
Photonic Integration (Many Challenges)
Optical Integration (Fibre Coupling)
1. Edge Coupled
2. Grating Coupled
Challenge: Fibre couplingto sub-micron waveguides
Optical Integration (Fibre Coupling - Silicon)
10 mm
Optical Integration (Fibre Coupling)
Optical Integration (Fibre Coupling)
1dB ± 2 mm
Inser
tion
Loss
(dB)
Wavelength (nm)
“Packaging Process for Grating-Coupled Silicon Photonic Waveguides Using Angle-Polished Fibers”,B. Snyder and P O’Brien, IEEE Trans on Comps, Packaging and Manufacturing Tech., Vol. 3, No. 6, June 2013.
Optical Integration (Fibre Coupling - Silicon)
Fibre Array
Flipchip IC
Optical Integration (Fibre Coupling Arrays - Silicon)
electrical connections(flexible substrate)
ceramic substrate(active alignment)
pick & place collet
SOI waveguide
Alignment over waveguide grating(packaging equipment vision system)
Optical Integration (Sources - Lasers)
0
0.1
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-0.016 -0.012 -0.008 -0.004 -2.19E-16 0.004 0.008 0.012
Co
up
ling
Effi
cie
ncy
(%
)
Vertical Offset (mm)
Ball lens height toleranceto couple into SOI grating
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0.163 0.165 0.167 0.169 0.171 0.173 0.175 0.177 0.179 0.181
Co
up
ling
Effi
cie
ncy
(%
)
Laser to Lens Distance (mm)
Laser placement toleranceto couple into SOI grating
Manufacturing tolerancesdesigned using Zemax
Optical Integration (Sources - Lasers)
AuSn solder(laser pad)
Ball lens mounting
optical via
AlN ceramic submounts for laser integration on Silicon
1.4 mm
Optical Integration (Sources - Lasers)
fibre output
laser connection
device on Peltier
electrical input
tunable laserAlN substrate
“Hybrid integration of wavelength-tunable
laser with silicon photonic integrated circuit”,
B. Snyder, B. Corbett and P O’Brien, IEEE,
Journal of Lightwave Tech., Vol. 31, No. 24, Dec
2013.
Optical Integration (Sources - Lasers)
Electronic IC
Si Photonic IC
Grating Couplers
RF Input
Electronic IC
Si Photonic IC
20 mm Copper PillarSnAgCu Solder Cap
Flipchip Integrated Photonic-Electronic Sub-Assembly
DC Inputs
Electronic Integration (Drivers, Modulators, …)
Solder Sphere Jetting (50 mm Spheres)
Electronic Integration (Drivers, Modulators, …)
MSMP (RF) Connectors
Photonic Device
Temperature Control
Rogers-4350B Interposer(3 Layer PCB)
Electronic Integration (Drivers, Modulators, …)
MSMP (RF) Connectors
Si PIC
T ~ 15 CEIC
Thermal Effects
Photonics Integration (Medical Devices)
340 mm
guidewire
Fermoral artery
Blood Flow Analyser
- optical fibre in guidewire
- maintain guidewire diameter
- maintain guidewire flexibility
Photonics Integration (Vascular Guidewires)
optical sidefire
3m guidewire
Trials at CUH
Photonics Integration (Vascular Guidewires)
Design DeviceWafer Fab Packaging
European Integrated Photonics Foundries (Silicon)
Electronic Packaging
Fibre Packaging
Photonic Integration Design Rules (Design Kit)
We want to avoid this …
Photonic Integration Design Rules (Design Kit)
Summary
Research Commercialisationlevel of development
Re
sou
rce
sMPW Foundry Services
