Imagination at work

Advances in GE Digital Detector Array (DDA) Technology GE X-ray Forum, Cologne July, 2015

GE Healthcare Global X-ray Detectors

Waukesha, WI HW & SW Engineering

North Greenbush, NY

Design/process engineering Panel mfg & DDA assembly

PKI Santa Clara, CA (Contract Mfg)

Beijing, China HW & SW Engineering

DDA assembly

GE DDA architecture X-rays

Cesium Iodide (CsI)

Light

Amorphous Silicon Panel

(Photodiode/Transistor Array)

Digital Data

Electrons

Read Out Electronics

Glass substrate

Photolithographically Patterned Array

Multiplexing-based Readout Electronics

Amorphous Silicon Devices

Structured Scintillator

Manufacturing Flow Imager Panel Fabrication

Assembly & Testing

Scintillator Deposition Detector Piece of Glass

1

2

3 Photo Lithography

Pattern & Development

Thin Film Deposition

Pattern Strip

Inspect & Test

Pattern Etch

5

4 Process repeated multiple times

Endurance CsI

• Unique dopant composition/profile

• Specific process recipe + equipment

GE Endurance™ Scintillator

CsI Scintillator

a-Si array

Reflector

Glass

Substrate

Hermetic Cover

Epoxy Seal

X-ray Photon

• High brightness

• Low Ghosting

• Low “Gain Hysteresis”

4 Million Pixels “only” Require 4000-8000 Connections

Connecting the Panel …

“Flex” Allows connections to Circuit Boards Behind Panel

Control and Read-out Electronics

Leveraging medical products for NDT

GEIT Product

Mammography

DXR-500L

Portable Radiography

DXR-250V Subsea DXR250C-W DXR250U-W

Vascular

DXR-250RT DXR-250RT+

Key considerations when adapting to industrial applications

• Packaging: modify for integration into NDT equipment

• Ruggedize: for portable use in tough environments

• Scintillator: “hardened” for high energy & dose

• Shielding/Design: Protect electronics from radiation

GEHC Product

GEHC FlashpadTM portable detector platform customized for NDT

GE Flashpad™

GEIT DXR250U-W 41cm Wireless

Extended temperature range

Ruggedized outer covers

802.11 WIFI communication with international approvals

Optional wired power & comms

GEIT DXR250C-W 20cm Wireless

GE collaboration with BP & Oceaneering Int’l.

GEHC portable RAD platform

pressure tested to 100’s of

meters

customized for pressurized

environment

Optimization for a unique environment

Conclusion – GE Flat Panel Detectors

• GE has the knowledge and capability to optimize all

elements of detector design

• GE detectors are optimized for integration with GE

systems – enables premium image quality &

advanced applications

• A history of innovation … a platform for growth &

continuous advancement

Thank you!