Transponder Systems
for Identification and Micro-Telemetry
Dr. Gerd vom Boegel
Director: Prof. Dr. rer. nat. Anton Grabmaier
Fraunhofer-Institut für Mikroelektronische Schaltungen und Systeme, Duisburg
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GvB
MINAPIM, Sept. 2008, Manaus
Contents
 Introduction of Fraunhofer IMS
 Current Applications of Transponder-Systems
 Basics of Transponder Systems
 Chip-Technology and integrated Sensors
 Applications
 Trends and new Applications
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MINAPIM, Sept. 2008, Manaus
Fraunhofer IMS
Foundation:
1984/85
Staff:
> 200
Mission:
product
devel.
industry
• Applied Research, development, and production of innovative
microelectronic products
• Technology development and transfer
applied
research
basic
research
FraunhoferGesellschaft
Max-Planck-Gesellschaft
100%
public
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100%
privat
Budget: (18,8 Mio. Euro for 2008)
25 %
basic funding for corporate research and administration
25 %
publicly funded projects
50 %
projects funded by industry
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MINAPIM, Sept. 2008, Manaus
IMS Infrastructure
Clean Room of IMS Duisburg
• Total area:
• Clean room class:
• Wafer size:
1300 m2
• Staff:
• Capacity:
app. 90 in 4 shifts / 7days a week
10
200 mm (8 inch, 0.25µm)
> 70.000 wafer/p.a.
Production range
• Complete CMOS process line plus integrated sensors
• Production from some 100 ASICs/p.a. - > 1,000,000 ASICs/p.a.
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MINAPIM, Sept. 2008, Manaus
IMS Infrastructure
Microsystems Lab
• Total area:
400 m² (600 m² in 2008)
• Clean room class: 10
• Wafer size:
200 mm
• Staff:
• Mission:
5+
Extending the application areas of CMOS (“More
than Moore”) by Post Processing on CMOS wafers
Development Activities
• Adding layers, structures, devices onto preprocessed “intelligent
substrates” (CMOS wafers) to create integrated sensor systems.
Examples: Bolometer arrays for IR imaging, Biosensors
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Currently used
 Immobilizer of Passenger Cars
Applications
 Electronic Ear-Tag
of
 Control of Material Flow in Production
Transponder
 Sports Timing (e.g. Marathon)
Systems
 Access control at Skiing Lifts
 Baggage Sorting
 Maut Control
 Building Automation
 Waste Management
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.
. .
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Frequency Bands for Transponder Applications
H, dBµA/m in 10m
ERP, mW
(<30MHz)
(>30MHz)
80
100 - 135 kHz
60
13,56 MHz
2,45 GHz
250
40
25
20
6,78 13,56 27,125 40,68 433
Frequency: 0,01
Wave length: 30.000
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868 915 2450
5800
24.000
0,01
1
10
100
1000
10.000
3.000
300
30
3
0,3
0,03
100.000 MHz
0,003
m
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Principle of Energy Transmission within passive Transponder Systems
C
Energie, Takt
V2
~
Chip
G
C1
V1
L1
Lesegerät
Reader
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V3
MOD
L2
Transponder
magnetisches Feld H
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Temperature Monitoring Transponder „TempLog-Label“
VDD
Battery
Voltagecontrol
regler
Vregel
Data
RFFrontend
Data
Clock
Processorcore
A/DConverter
Antenna
Clock
Oszi.
Transponder-ASIC
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Programmemory
TemperatureSensor
regler
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MINAPIM, Sept. 2008, Manaus
Temperature-Transponder ASIC (ISO-Standard 15693)
Versorgungsspannung
2,4 – 3,6 V
Ruhestrom
< 1 µA
Stromaufnahme
250 µA
Temperaturbereich
-40 – 70 °C
Datenübertragung
1,65 kBit/s
down-stream
26,48 kBit/s
Datenübertragung
6,62 kBit/s; 6,67 kBit/s
up-stream
26,48 kBit/s; 26,69 kBit/s
96 Bit ID-Nummer + Kalibrierwerte
Speicher
2 kBit Datenspeicher
Chipfläche
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7,83 mm²
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Pressure and
Temperature
Transponder
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Photograph:
Transponder
Chip with
Pressure Sensor
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MINAPIM, Sept. 2008, Manaus
Micro-machined
Pressure Sensor
Elements
Membran
Passivierung
Kontakte
Substratelektrode
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Unterdruck
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Active Tire-Pressure Transponder System
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Active Tire Pressure Transponder System
Reader
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Vacuum Monitoring in Vacuum-Isolation panels (VIP)
Embedded
Transponder
in VIP
VIP-Assembly:
- Filler Material
- Transponder
- Foil
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VIP-Mounting
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Example Tele-Medicine: Monitoring of „Glaucoma“ patients

Aim: Prevent blindness
due to Glaucoma

Measuring of pressure with
in-eye pressure sensor

Reader-Antenna integrated
in glasses

Continuous Monitoring
of Pressure

Alarm at over-pressure
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nergy
andEC
lock
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Data
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ransc
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rw
ithpressure
sensor, te
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MINAPIM, Sept. 2008, Manaus
Example Tele-Medicine: Monitoring of „Glaucoma“ patients
Transponder in
Silicon Capsulation
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MINAPIM, Sept. 2008, Manaus
Example of active Transponder
IMS - µNode:
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
Ultra-Low-Power Processor

3-Volt-Battery

RF-Link with 2,45 GHz Frontend
and 100 Canals

ZigBee Protocol

LF-Link / Wake-Up with 125 kHz
Frontend
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Agricultural Application of active System:
Wireless Monitoring:
• Humidity (Air and Earth)
• Temperature (Air and Earth)
• Light
• pH-Value
Feature:
• Operation over one Period
(Source: Fraunhofer-IMS)
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MINAPIM, Sept. 2008, Manaus
Agricultural Application of active System:
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Sensor 1
Sensor 2
Sensor 3
Sensor 4
20
15
10
5
0
(Source: LWK NRW, Fraunhofer IMS)
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12pm
4pm
8pm
12am
4am
8am
12pm
2004/12/21 2004/12/21 2004/12/21 2004/12/22 2004/12/22 2004/12/22 2004/12/22
Time / Date
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MINAPIM, Sept. 2008, Manaus
Summary
 Transponder-Systems are already
used in many applications
 The Combination of RFID and Sensors opens
new Applications in many Areas
 IMS offers Development- and
Production-Service
Source: Fraunhofer-IMS)
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MINAPIM, Sept. 2008, Manaus
Thank you for your attention
Contact
Gerd vom Boegel:
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