UWB Standardization

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UWB Standardization

• Optimized for RTLS

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MSSI - A Member Company of Zebra ESG

• Background
• Founded 1988 by Dr. Robert Fontana
• Ph.D. Stanford Univ., Fellow IEEE
• Small Business located in Germantown, MD
• Acquired by Zebra Technologies on April 1, 2008
• Industry Leader in UWB Technology
• Numerous UWB commercial and government/military
  product successes
• FCC-certified UWB products for communications,
  radar, precision localization and RFID
• Primary Business Areas
• Real Time Location Systems (RTLS)
• Government sponsored Development Activities
• Radio Frequency Identification (RFID)
• Communications Systems
• Radar Sensors

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Brief Introduction to UWB

• Short Pulse Electromagnetics (impulse)
• Origins in phased array radar design in late
  1950s
• Short, nanosecond, bursts of microwave energy
• Low probability of detection
• High multipath immunity
• High energy efficiency (battery life)
• Precision ranging and localization
• Large application space
• PAN High Speed Communications
• Radar
• Precision Ranging
• RTLS

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RTLS Locating Technologies
Outdoor Only
RTK GPS
UWB (TDOA)
Higher
DGPS (WAAS)
ISO 24730-2 (TDOA)
ISO 24730-5 (TOF Ranging)
GPS
Accuracy
IEEE 802.11 (RSSI)
Lower
System Range
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UWB Real Time Location
1997 Soldier Tracking System (Military)
1998 Indoor Mapping System (Military)
Real Time Locating Systems
Ranging Radio Products
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Sapphire DART

• Application
• RTLS and/or Presence
• Hardware components
• H651A processing hub
• R651 UWB Receiver
• Infrastructure requirements
• Proprietary cabling provides clock, data and
  power
• Daisy chain or star cabling

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Example UWB Installations
Warehouse distribution
Livestock tracking
Industrial Manufacturing
Petrochemical facility safety
Sports applications
Crane safety
Personnel/Asset tracking
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Damage control visualization
Soldier training
Player tracking
Tradeshow tracking
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Desired Attributes of UWB RTLS Standard

• Open Standard Available to Large of Venders
• Can be constructed using discrete COTS Components
  
• Low Cost Tag and Infrastructure
• OOK Modulation
• Non-Coherent
• High RTLS accuracy
• lt 0.5m accuracy and resolution
• Long Range at Low Power Levels
• 1 MP/s
• Long tag battery life (5 years at 1 Hz blink
  rates)
• Beacon Architecture
• Global Applicability
• Control Channel?
• 6 8.5 GHz

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