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ePIXfab Joint Consortium Expertise Amit Khanna Coordinator, ePIXfab

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This presentation highlights the services available via ePIXfab and its partners.

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Page 1: ePIXfab Technology and Partners

ePIXfab Joint Consortium Expertise

Amit Khanna

Coordinator, ePIXfab

Page 2: ePIXfab Technology and Partners

Contents

• Introduction

– About IMEC, LETI and IHP

– ePIXfab Aim

– ePIXfab Users

• EU FP7 Support Action ESSenTIAL

• Services

– MPW

– Packaging and Integration

– Training and Support

Page 3: ePIXfab Technology and Partners

imec

AT A GLANCE

Page 4: ePIXfab Technology and Partners

4 © IMEC 2011 / CONFIDENTIAL

MISSION

▸ World-leading research in nano-electronics.

▸ Scientific knowledge with innovative power of global partnerships ICT, healthcare and energy.

▸ Industry-relevant technology solutions.

▸ International top talent in a unique high-tech environment committed to provide building blocks for a better life in a sustainable society.

Page 5: ePIXfab Technology and Partners

Imec in the world

imec Belgium

imec The Netherlands

imec Taiwan

imec office Japan

imec office US imec China

imec India

5

Page 6: ePIXfab Technology and Partners

IMECAMPUS

Total: 8000 m2 Clean Room 6

Page 7: ePIXfab Technology and Partners

IMECAMPUS

Total: 8000 m2 Clean Room

Clean Room 2

3200 m2 Clean Room

300 mm pilot line, 65nm baseline

Ball Room, Clean sub-FAB

Continuous operation: 24hrs / 7 days

R&D on advanced CMOS

scaling

7

Page 8: ePIXfab Technology and Partners

IMECAMPUS

Total: 8000 m2 Clean Room

R&D & Prototyping Facility

Heterogeneous Integration

Clean Room 1

4800m2 Clean Room

1750m2 Class 1

200mm pilot line, 130nm CMOS

Continuous operation:

24hrs / 7 days 8

Page 9: ePIXfab Technology and Partners

CMORE 200mm Process capabilities

9 STEPHANE DONNAY JUNE 10, 2010

ASM 1100

Litho

• I-line, DUV, 193nm

• CD down to 50nm

DRIE

• high etch rate

• high aspect ratio

• angle capability

Centura platform

Low stress dielectrics

• SiO2, SiC, SiN

• Low temp SiO2

• Low stress <100MPa

Endura metal

Metals, plating

• Ti,TiN,Ta,TaN, AlCu, Cu, W ...

• Ni plating

• Compensation for low stress

SiGe, poly Si, c-Si

• c-Si low resistivity

• Poly-Si, SiGe

• Low stress and gradient

Release

PRIMAXX

• Dry HF release

• no stiction

• no residues

Suss XBC300HF

Wafer Bonding

• Anodic, Metal, polymers

and more

• Glass, Cu-Cu, Cu-Sn

9

In line defect monitor

• Defect detection &

classification

• Regular monitoring

KLA

Page 10: ePIXfab Technology and Partners

CMORE ToolBox

Device Technologies

Packaging

Test

& R

elia

bili

ty

Embedded Systems, Design & Software

Multilayer Thin Film

3D TSV MEMS Capping Assembly

Digital Analog RF

System MEMS TCAD Modeling

Custom System Solutions V

V- Mp+Mp-

Mn+Mn-

MpBIAS

IBIAS

E

Wf

2

1

WWBar resonator

Electrical

Thermo-Mechanical

Defect Inspection

Materials Analysis

Optical

Environmental

SiGe HBT HV 24-600V

MEMS 130/90/65 nm CMOS

Si Photonics Novel Components

Imagers

ROIC

hybrid

diode

array

10

Page 11: ePIXfab Technology and Partners

Silicon Photonics @Imec

Technology development for Optical chip-to-chip and chip-to-board Interconnect .

• Program with industry partners: Intel – Samsung – Panasonic – Fujitsu –

Roadmap for design and integration of passive and active modules

Dedicated project two application domains: Optical communication

(Bio)Sensors

Page 12: ePIXfab Technology and Partners

IMEC’S Silicon photonics platform iSiPP vision for optical I/O

program

CPL

CW

LASER l2

SPL

CPL

CW

LASER l3

SPL

CPL

CW

LASER l4

SPL

CPL

CW

LASER l1

SPL

Photonics

M

CPLMOD l1MOD l2

MOD l3MOD l4

M

CPLMOD l1MOD l2

MOD l3MOD l4

M

CPLMOD l1MOD l2

MOD l3MOD l4

D

CPLDETDET

DETDET

D

CPLDETDET

DETDET

D

CPLDETDET

DETDET

Interconnect

waveguides

SE

RIA

LIZ

ER

Drivers

CMOS

Tra

nsm

it

l1 – l4

l1 – l4

l1 – l4

Drivers

Drivers

l1 – l4

l1 – l4

l1 – l4

Amplifiers

Amplifiers

Amplifiers

DE

SE

RIA

LIZ

ER

Receiv

e

Target = E-O/O-E transceivers

>1Tb/s @1pJ/bit

Co-integration of all electro-optical

components on a single opto-silicon

interposer platform

Optical I/Os for chip-to-chip and

chip-to-board interconnect

Relying on CMOS

fabrication technology:

ultra-compact

low-cost and power-efficient

p

nnn+

p+

p+n

+

SiN [100nm]

p+

Ge

Ge

n+

III-V

p+

Fiber Couplers

Passives

Waveguides Heaters

Photodetectors

c-Si

p-Si

c-Si

p-Si

Lasers

Modulators

Page 13: ePIXfab Technology and Partners

p

nnn+

p+

p+n

+

SiN [100nm]

p+

Ge

Ge

n+

III-V

p+

Fiber Couplers

Passives

Waveguides Heaters

Photodetectors

c-Si

p-Si

c-Si

p-Si

Lasers

Modulators

Silicon photonics platform Technology roadmap

2011:

passive silicon

photonics platform

2012:

High-speed low-power

E-O modulators

2013:

Ge detectors

2014:

on-Si lasers

Many years of experience with

passive optical components:

waveguides, couplers, ...

2µm

First promising results on active

electro-optical components MRR modulators

III-V / silicon lasers 10Gb/s drivers

Ge photodetector

Page 14: ePIXfab Technology and Partners

CMORE Turn your silicon Concept into a Product

Concept

Design

Process

development

Packaging

Testing

Reliability

Product

Qualification

Prototyping

Low-volume

manufacturing

@ imec

Transfer High-volume

manufacturing @ foundry partner

(Co-)development Prototyping Production

Page 15: ePIXfab Technology and Partners

Silicon Photonics Technology Offering

Technology Exploration Development on Demand MPW R&D Runs

Offering Type Program-based (“CORE”), sharing results amongst all program partners

Project-based (“CMORE”), bilateral imec <-> customer

“ePIXfab”

Business offering

Deliverables Know-How and IP Prototype Chips and low volume manufacturing for commercial use

Proof of Concept Samples for R&D academic use

Know-How and IP Shared amongst partners without accounting

Bilateral sharing Dedicated clausules possible

No IP involved

Financials Program entrance fee Yearly partnership fee

Project (co)development cost Price per unit area and/or per wafer

Technology Exploration • Generic Platform Definition • Material, Device and Circuit Research • Device Models

Development on Demand • Design engineering • Platform tuning towards customer specifications • Dedicated fabrication runs • Specific add-on modules development

MPW R&D Runs • Shared fabrication runs • No design engineering • Best effort basis (schedule and performance)

Page 16: ePIXfab Technology and Partners

Silicon Photonics Technology Offering

Technology Exploration Development on Demand MPW R&D Runs

Offering Type Program-based (“CORE”), sharing results amongst all program partners

Project-based (“CMORE”), bilateral imec <-> customer

“ePIXfab”

Technology Modules

Passive 2-level waveguides Available Available Available

Passive 4-level waveguides Available Available Available

Integrated Heaters Available Available 2012-2Q

Depletion Modulators Available Available 2012-3Q

MOS Modulators Available Available 2013

Ge Photo detectors Available 2012-2Q >2013

III-V-on-Si Bonding Available To be discussed Not planned

Laser Flip-Chip >2012-2H >2012-2H Not planned

Toolset (Wafer size) 130nm (200mm) 2012: 45nm (300mm)

130nm (200mm) 2013: 45nm (300mm))

130nm (200mm)

Technology Exploration • Generic Platform Definition • Material, Device and Circuit Research • Device Models

Development on Demand • Design engineering • Platform tuning towards customer specifications • Dedicated fabrication runs • Specific add-on modules development

MPW R&D Runs • Shared fabrication runs • No design engineering • Best effort basis (schedule and performance)

Page 17: ePIXfab Technology and Partners

ABOUT LETI

Page 18: ePIXfab Technology and Partners

300mm platform

300mm CMOS Integration

& adv. modules

Focus on advanced modules,

50 process equipments,

Strong in-line metrology,

Designed for short-loop with industry,

Advanced substrate development

Page 19: ePIXfab Technology and Partners

200mm platform

300mm CMOS Integration

& adv. modules

200mm ‘CMOS’ new concepts

& Beyond CMOS

Full integration line for advanced devices,

SPC and in-line metrology,

Open to academia for scaling up new concepts,

Long practise of short-loop with industry.

Page 20: ePIXfab Technology and Partners

BHT MEMS200 platform

300mm CMOS Integration

& adv. modules

200mm ‘CMOS’ new concepts

& Beyond CMOS More Than Moore 200mm

Integration with alternative materials (magnetic, OLED,

thick metals, molecular for biology, …)

Capacity for pilot line

Allocated capacity for key partners

Page 21: ePIXfab Technology and Partners

State of the art 200mm microsystems equipments

All standard processes

• Deep RIE

• PVD, PECVD, RIE

• Litho tracks

• Semi automatic wet benches

Double sided ASML exposure with focus drill-down

Thick metal electroplating

New alloy material development (3 targets Cosputtering )

OLEDS deposition Cluster

Page 22: ePIXfab Technology and Partners

Characterization platforms

300mm

CMOS Integration

& adv. modules

200mm

‘CMOS’ new concepts

& Beyond CMOS More Than Moore

200mm

Nanoscale

Characterization

Complete platform for morpho, chemical &

physical characterization,

Coupled with Synchrotron,

Open to services through SERMA

Nanocaracterisation about 50 tools:

Ion Beam, X ray, optical analysis etc…

Page 23: ePIXfab Technology and Partners

A complete set of research platforms

From advanced concepts to pilot lines

Short loops with industrial sites

Cooperative with academia and industry

300mm CMOS Integration

& adv. modules

200mm ‘CMOS’ new concepts

& Beyond CMOS More Than Moore 200mm

Nanoscale Characterization

Exploratory Technology

Page 24: ePIXfab Technology and Partners

Building 41

200&300mm wafers (FE)

We are here

The ePIXfab activivies on 200mm platform

Page 25: ePIXfab Technology and Partners

Characterization

Facilities

Maintenance Process

Silicon Technology Platform and its « customers »

µelectronic

DTSi

Heterogeneous integration

Bio Optronic

More than Moore More Moore

Technological Interface

Page 26: ePIXfab Technology and Partners

ABOUT IHP

Page 27: ePIXfab Technology and Partners
Page 28: ePIXfab Technology and Partners
Page 29: ePIXfab Technology and Partners
Page 30: ePIXfab Technology and Partners
Page 31: ePIXfab Technology and Partners
Page 32: ePIXfab Technology and Partners
Page 33: ePIXfab Technology and Partners
Page 34: ePIXfab Technology and Partners
Page 35: ePIXfab Technology and Partners
Page 36: ePIXfab Technology and Partners

ePIXfab

To establish access to silicon photonics technology for small scale users and emergence of a fab-less ecosystem

IC technology (Multi Project Wafers)

Packaging Training

ePIXfab is a collaboration between research institutes, coordinated by Imec

ePIXfab is supported by the EU (FP6, FP7)

2006 2012

Page 37: ePIXfab Technology and Partners

Users

Industry

Research Institute

University

•Academic Research, biggest user group •Industry, evaluation of technology picking up

Page 38: ePIXfab Technology and Partners

ESSenTIAL An EU FP7 Project supporting ePIXfab (2011-14)

ePIXfab services specifically targeting (SME) industrial take-up of advanced silicon photonics

Active Modules in Multi-Project Wafer Service Packaging and Integration Advanced Design kits & Support Training and Workshops Free Feasibility Studies for EU SMEs

Page 39: ePIXfab Technology and Partners

Multi Project Wafers (MPW)

users

mask integration

send in design

fabrication

wafers distributed

Image ePIXfab website

Page 40: ePIXfab Technology and Partners

MPW technology 2 layer Passive Technology

4 layer Passive Technology

Modulator Schematic Cross-sec, 2 level implants

Heater devices left, optical microscope. Right, SEM micrograph

Page 41: ePIXfab Technology and Partners

Device cross-section after processing

Pieter Dumon IMEC confidential 2009 41

FC WG

SiO2

Si substrate

2000nm

220nm

70nm

Si

Page 42: ePIXfab Technology and Partners

Top cladding

Pieter Dumon IMEC confidential 2009 42

70nm 1250nm

SiO2

Si substrate

2000nm

220nm 70nm

Si

5um

SiO2

Si substrate

2000nm

220nm

70nm

Si

1.25um planarized oxide 5um protective resist

Page 43: ePIXfab Technology and Partners

Deep and shallow etch • Star coupler: shallow etch for less contrast

15µm 5µm

2µm

220nm

70nm

500nm

oxide

silicon

Page 44: ePIXfab Technology and Partners

Performance, standard passives

Device Design Target Performance

Grating Coupler

315/315 FC layer, 25 periods

1550nm , TE 25-30 % coupling efficiency

Strip Waveguide

450X220 1550nm, TE Air clad- 2.5 dB/cm Oxide Clad-1.5dB/cm

44

Page 45: ePIXfab Technology and Partners

Cross Section: Advanced passives

SiO2

Si substrate

Si

2000nm

220nm 70nm 220nm

150nm

Si

poly FC WG

FCW RFC

• 220nm + 380nm SOI in one design:

• 69% efficiency fiber couplers, ridge waveguides, ...

Page 46: ePIXfab Technology and Partners

Performance, advanced passives

Device Design Target Performance

Grating Coupler

0.3/0.3 FC layer, 25 periods

1550nm , TE

60 % coupling efficiency

Page 47: ePIXfab Technology and Partners

Modulators

Process

Lateral vs. interdigitated diodes design

Performances comparison

Page 48: ePIXfab Technology and Partners

Outline:

Process

Lateral vs. interdigitated diodes design

Performance comparison

Page 49: ePIXfab Technology and Partners

Process flow • Buried Oxide 2000nm (tBOX)

• Crystalline Si 220nm (tWG)

• Fiber Coupler height of 150nm (tFC)

Page 50: ePIXfab Technology and Partners

Process flow • Pre-Metal Dielectric is 1000nm (tPMD)

• 1000nm (tPMD) is to avoid optical losses

• due to metal routing over waveguide

Page 51: ePIXfab Technology and Partners

Process flow • Cu Metallization 600nm (tM1)

Page 52: ePIXfab Technology and Partners

Process flow

BOX

Si

SiO2

N1 implanted Si

NPLUS implanted Si

PPLUS implanted Si

P1 implanted Si

NiSi

SiO2 PMD

W contact

SiO2 IMD

Cu metal 1

AlCu pads

tBOX

tWG tFC

tPMD

tM1

tPASS tPADtPAD

• Passivation 330nm (tPASS)

• Aluminium Pads

Page 53: ePIXfab Technology and Partners

Outline:

Introduction

Process

Lateral vs. interdigitated diodes design

Performance comparison

Page 54: ePIXfab Technology and Partners

Design of Lateral PN junction

-80 -40 0 40 80 120 160

2.5

3

3.5

4

d (nm)

n

eff (

10

-4)

-80 -40 0 40 80 120 1603

3.5

4

4.5

5

Op

tica

l lo

ss (

dB

/mm

)

Optical loss

neff

Oxide

P++ N ++

P+ impl N+ impl

d

Net doping distribution

N-type dopant distribution

P-type dopant distribution

6 V reverse bias

• waveguide width: 500 nm • waveguide height: 220 nm • slab height: 150 nm • doping concentration: 1e18 /cm3

w

N++ P++

P N

d

Page 55: ePIXfab Technology and Partners

V∏L ∏ and Optical Loss dependence to “d”:

N region distance to P

-80 -40 0 40 80 120 1601.1

1.3

1.5

1.7

1.9

2.1

2.3

2.5

d (nm)

VL (

V·c

m)

-80 -40 0 40 80 120 1603.3

3.5

3.7

3.9

4.1

4.3

4.5

4.7

Optic

al l

oss

(dB

/mm

)

VL

Optical loss

Page 56: ePIXfab Technology and Partners

Design of interdigitated PN junction

w

L= 1.6µm

0 1 2 3 4 5 60

1

2

3

4

5

Reverse Bias (V)

n

eff (10

-4)

w=250 nm

w=300 nm

w=400 nm

0 1 2 3 4 5 62.5

3

3.5

4

4.5

5

Reverse Bias (V)

Optical Loss (

dB

/mm

)

w=250 nm

w=300 nm

w=400 nm

1.4 µm

• VπLπ=0.62 V∙cm for a reverse bias of -1 V when w is 250 nm; • Reducing w can improving the modulation efficiency and cutting the loss;

Page 57: ePIXfab Technology and Partners

Outline:

Introduction

Process

Lateral vs. interdigitated diodes design

Performance comparison

Page 58: ePIXfab Technology and Partners

Comparison of two diodes in DC regime

0 1 2 3 4 5 60

1

2

3

4

Reverse Bias (V)

n

eff (10

-4)

0 1 2 3 4 5 61.1

1.5

1.9

2.3

2.7

Optical Loss (

dB

/mm

)

neff

: lateral PN

neff

: interdigitated PN

Loss: interdigitated PN

Loss: lateral PN

Lateral PN (1×1018/cm3)

Interdigitated PN (1×1018/cm3)

VπLπ at -1 V (V∙cm) 1.55 1.12

Loss at 0 V (dB/mm) 2.3 2.5

Capacitance at 0 V (fF/mm) 438 1590

Page 59: ePIXfab Technology and Partners

0.1 0.2 0.5 1 2 5 10 20-55

-50

-45

-40

-35

-30

-25

Frequency (GHz)

|S21|2

(dB

)

0.5 mm

0.1 0.2 0.5 1 2 5 10 20-55

-50

-45

-40

-35

-30

Frequency (GHz)

|S21|2

(dB

)

1.5 mm

Frequency response and eye diagram of EO modulation

0.5 mm Interdigitated PN junction 1.5 mm lateral PN junction

Performance @ 10Gb/s Length (mm)

f3dB of |S21| at 0 (GHz)

Bias (V) Vpp (V) ER (dB) Power consumption

(pJ/bit)

Lateral PN junction 1.5 5.5 -1.5 2 8.5 0.47

Interdigitated PN junction 0.5 4.3 -2.5 3 7.5 1.25

• 10 Gbit/s • Vpp= 2 V • Bias=-1.5 V •PRBS: 215-1

• 10 Gbit/s • Vpp= 3 V • Bias=-2.5 V •PRBS: 215-1

f3dB of |S21| at 0 V: 4.3 GHz f3dB of |S21|2 at 0 V : 2.6 GHz

f3dB of |S21| at 0 V: 5.5 GHz f3dB of |S21|2 at 0 V: 3.6 GHz

Page 60: ePIXfab Technology and Partners

Passive + heater MPW offer

A way towards closed loop operation

Thermal tuning efficiency depends on: Material volume to be heated Thermal coupling efficiency Expected time response Low power implies: Integration Scaling down active areas

THERMAL TUNING ELEMENT

Page 61: ePIXfab Technology and Partners

Heaters

Output total 1

8

Input

E.G Resonator Ring with heater Ti TiN

1526 1528 1530 1532 1534 1536 1538 1540 1542 1544

0.00E+000

5.00E-008

1.00E-007

1.50E-007

2.00E-007

2.50E-007

3.00E-007

3.50E-007

4.00E-007

4.50E-007

5.00E-007

5.50E-007

6.00E-007

6.50E-007

7.00E-007

7.50E-007

8.00E-007

8.50E-007

9.00E-007

l=3nm/10mW Group B #8 P0mW

Group B #8 P2mW

Group B #8 P4mW

Group B #8 P6mW

Group B #8 P8mW

Group B #8 P10mW

Inte

nsity (

a. u

.)

Wavelength (nm)

Page 62: ePIXfab Technology and Partners

E.g Heaters results hox=500nm, Q=13000 hox=600nm, Q=37000

The oxide thickness is fixed to 600nm, a compromise between optical losses generated by the Ti/TiN layer and thermal tuning efficiency.

Page 63: ePIXfab Technology and Partners

Technology SOI wafer: Layer stack

220nm SOI / 2um BOX

Passive Process

Name of level Function

N° Mask Layer

Drawing grid en nm

Polarity

FC Fiber Coupler 01 1 Dark Field

WG Wave Guide 02 1 Light Field

HEAT HEATER 03 1 Light Field

SiO2 deposition 600nm

Ti/TiN Deposition

Litho of HEATER layer 03 CD min 120nm

CD control in the outer control border

Etch Ti/TiN

Stripping resist

CD control measurement

3 mask layers

Rules of critical dimension HEAT layer Values nm

Minimum width lines 120 nm

Minimum width spaces 250 nm

+

Page 64: ePIXfab Technology and Partners

Heater module •Fc@ fixed dose @etching 70nm

•Minimum CD: 120nm

•WG @ sweep dose @etching 220nm

•Minimum CD: 120nm

•Heater @ fixed dose @etching 110nm

•Minimum CD: line 120nm space 250nm

SiO2

Si substrate

220nm

2000nm

70nm SiO2

WG FC Heater

Page 65: ePIXfab Technology and Partners

MPW Lateral PiN Ge Photodetectors offer

• No gds available but

• Define a Pcell with a black box with defined optical connection RF connections We will add the gds file for PD cell during mask

integration Design Rule Manual Technological Document

Electrical PIN

11µm

12µm

Pin A

Pin K

0.5µm

Pin POPT

BlackBox Photodetector Optical PIN

Leti Ge PDs integrated at the end of the waveguide

Page 66: ePIXfab Technology and Partners

Input waveguide

RF electrodes

10 µm Lateral PIN Ge diode

LETI CALL sign in

Passives + Photodetector

01/06/2012

MPW Standardized Photodetector

Leti offer MPW

-18

-15

-12

-9

-6

-3

0

3

0.1 1 10 100

AC

res

po

nse

(d

B)

frequency (GHz)

10E1

0V bias

0.5V bias

1.0V bias

2.0V bias

Sensitivity > 0.5A/W

Page 67: ePIXfab Technology and Partners

Ge-on-Si lateral pin photodetectors of LETI

Page 68: ePIXfab Technology and Partners

Epitaxy of germanium

G e

Si 1 µm

2.8 µm

G e

Si 50nm

M .D .

{111} S .F .

G e

Si 1 µm

2.8 µm

G e

Si 50nm50nm

M .D .

{111} S .F .

400°C / 750°C Growth + 5 x {890°C, 5 min. / 750°C, 5 min.} thermal cycling : promotes the glide of threading dislocations towards the substrat edges => TDD ~ 107 cm-2; tensily strained <= different dilat. coeff.

ECS Trans. 3, Vol. 7 (2006) 789

Low T /HighT cycle growth of Ge thick layers on

Si(001)

Page 69: ePIXfab Technology and Partners

Centura RP-CVD Tool

Epi Centura :

- Mainframe

- Pumps

- Scrubber

(used gases)

- Gas cabinet

etc

Epitaxy Epitaxy

Pre-clean

Process gases :

- Carrier gas : H2

- SiGeC growth :

SiH4 , SiCH6 and GeH4

- Doping :

n : AsH3 and PH3

p : B2H6

- Selectivity :

SiH2Cl2 + HCl

Cool down -

wafer centering

Clean room wall

Reduced Pressure-Chemichal Vapour Deposition tool

Page 70: ePIXfab Technology and Partners

Strained Ge absorption Absorption coefficient @ 1.3 µm (1.55 µm) : 10 000 cm-1 (4500 cm-1);

Direct band gap : 0.81 eV (bulk Ge) 0.78 eV (Ge/Si(001)) : tensile-strain.

Page 71: ePIXfab Technology and Partners

Mask DUV 248nm minimum CD specifications

Follow the Design rules Manual for the specifications for each layers

And fill in the table of layers the minimum CD for your gds or each layer

Layer Acronym Description

Light

field or

Dark

field

Minimum

CD

Define others CD Control

alignment with

layer

Specification

s of of

overlays

1 FC Fiber coupler D (space 315nm) S400/L500/S400 none

2 WG Waveguide L (line 120nm) L400 2 on 1 +/-150nm

Page 72: ePIXfab Technology and Partners

Photodetectors lithographies DUV 248nm

User 1

User 2

User 3

Block 1

Block 2

Block3

Block 4

Block 5

Block6

Mask Cost sharing different # users

Maximum design field for 248nm mask

rectangular 18.8 x 24.6 mm

Maximum 6 blocks

5 layers in DUV 248 to build PD ‘s devices

Page 73: ePIXfab Technology and Partners

73

0.8 A/W ± 0.2 A/W at 1.55 µm

• Higher dark current / vertical

• Few µA @ -1V

• 30nA @ -0.1V

Lateral diode: DC characteristics

Page 74: ePIXfab Technology and Partners

-18

-15

-12

-9

-6

-3

0

3

0.1 1 10 100

AC

res

po

nse

(d

B)

frequency (GHz)

10E1

0V bias 0.5V bias

1.0V bias 2.0V bias

Lateral diode: RF characteristics

• Clear dependency of the BW width implantation spacing

Page 75: ePIXfab Technology and Partners

Parametric minimum performance targeted

• Parametrics performance at 1.55µm

Responsivity e.g >0.5A/W

Dark current < 3µA @ -0.5 V bias

Bandwith > 10GHz at -3dB in S21 @ -2V bias

Page 76: ePIXfab Technology and Partners

Packaging & Integration for Silicon Photonics

Page 77: ePIXfab Technology and Partners

laser collimation lens

isolator focusing lens

optical fibre

Fibre Coupled Semiconductor Lasers (high speed)

Page 78: ePIXfab Technology and Partners

fibre in gripper

welded fibre

Assembly of Fibre in Butterfly Package (modified laser welding system)

Packaged 10G Burst Mode Receiver (SiGe BMRx chip on CPW)

Hybrid Integration (high speed photodiodes)

Page 79: ePIXfab Technology and Partners

Mechanical Design of Laser Package (inset shows actual image)

Thermo-Mechanical Design of APD Array (APD array with integrated electronics)

Photonics Design (optical, mechanical, thermal)

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Fibre Coupling to Silicon Waveguides

ePIXfab Silicon Photonics Workshop, April 2012.

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output fibre

input fibre straight SOI waveguide

Fibre Coupling to Silicon Waveguides

ePIXfab Silicon Photonics Workshop, April 2012.

Input and Output Coupling to Straight Waveguides

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1dB ± 2.5°

Fibre Coupling to Silicon Waveguides (tolerances)

3dB ± 5 mm

ePIXfab Silicon Photonics Workshop, April 2012.

Page 83: ePIXfab Technology and Partners

packaged SOI ring resonator

Fibre Coupling to Silicon Waveguides (ePIXfab)

ePIXfab Silicon Photonics Workshop, April 2012.

Linear Planar Gratings

Inse

rtio

n L

oss

(d

B)

Wavelength (nm)

Page 84: ePIXfab Technology and Partners

Fibre Coupling to Silicon Waveguides (ePIXfab)

ePIXfab Silicon Photonics Workshop, April 2012.

Ring Resonator (Device #3 / Die:-2,-2)

(peak transmission of -8.33dB)

Curved Planar Gratings

Inse

rtio

n L

oss

(d

B)

Wavelength (nm)

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Fibre Coupling to Silicon Waveguides (modulators, ...)

ePIXfab Silicon Photonics Workshop, April 2012.

Si photonic chip (modulator)

electrical pins (not high speed)

Page 86: ePIXfab Technology and Partners

standard fibre array block

angled Silica waveguide

Silicon platform (high density interconnect)

Fibre Coupling to Silicon Waveguides (future offering)

ePIXfab Silicon Photonics Workshop, April 2012.

Page 87: ePIXfab Technology and Partners

tunable laser submount with grating coupling optics (submount can support high speed electronics)

ball lens & prism

tunable laser

flexible connector (3-sections for tuneable laser)

1,4 mm (AlN)

Active Device Integration on Silicon Photonics

ePIXfab Silicon Photonics Workshop, April 2012.

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VTT

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Design Kits Design Rule Manual

Manual describing the design rules necessary to follow for design acceptance at the fab

Technology handbook

Describes details of processing and performance characteristics of optical devices wherever available.

DRC deck

Using standard EDA tools (Mentor Graphics). Check the DRC errors yourself by running the DRC script

Sample gds files

Of typical block sizes, standard grating couplers, etc.

CAD software support

Design kits with technology decks, building blocks and p-cells are available in the following software

– PhoeniX (Imec, Leti)

– Ipkiss (Imec)

– PhotonDesign (under development)

– Cadence IC (Leti)

Page 97: ePIXfab Technology and Partners

Training and Support 5-day training, 2/year

Program: • Technology

• Design rules

• Supply chain

• Procedures

• Hands-on design training (PhoeniX or Ipkiss)

1 day workshop, 1/year

Upcoming Workshop: ECOC, Amsterdam, Sep 2012

Upcoming training: April 2012, full

Next Training: November, 5-9, IHP Germany

Page 98: ePIXfab Technology and Partners

Industrial Use

• Evaluation excercises

• MPW chips & packages

• Transfer to foundry services: – advanced prototyping

– development-on-demand

– low volume production

• Meet us near you

ePIXfab website

Page 99: ePIXfab Technology and Partners

Contact Information

Address: ePIXfab IMEC-Ghent University

Dept. of Information Technology Sint-Pietersnieuwstraat 41, 9000 Gent, Belgium

Website: www.ePIXfab.eu Email: [email protected] Call: + +32-9-264 3324 Fax: +32-9-264 3593