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Crossbow Technology

Founded in 1995, Crossbow Technology, headquartered in San Jose, CA, specializes in intelligent sensor products including accelerometers, magnetometers, and Inertial Measurement Units (IMUs). With over 100,000 sensors deployed across various markets, the company pioneered all-silicon IMUs, advancing aerospace, military, and other sectors. Crossbow emphasizes wireless sensor networks, enabling easy integration of analog sensors with digital systems. Recognized as one of the top companies to watch in the electronics industry, Crossbow continues to innovate in wireless technologies and data acquisition.

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Crossbow Technology

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  1. Crossbow Technology Smarter Sensors In Silicon DARPA SensIT - Company History and Overview - Mote Status January 17, 2002

  2. Corporate Overview • Founded by Mike Horton and A. Richard Newton in 1995 • Headquarters in San Jose, CA. • Founders instrumental in MEMS technology at UC – Berkeley • Board of Directors • Jerry L. Fiddler, Founder/Chair, Wind River Systems • Harvey C. Jones, Chairman, Tensilica; Former CEO Synopsys • Paul L. Davies III - Managing Principal, Cambria Group • A. Richard Newton - Dean Engineering, UC Berkeley • Michael A. Horton - Co-founder, Crossbow President/CEO • Lead Venture Investor: Morgenthaler Ventures

  3. Crossbow Today • 40 employees – San Jose CA • Intelligent Sensors Products: • Accelerometers, Tilt Sensors, Magnetometers, IMUs, Vertical Gyros, AHRS. • 100,000 intelligent sensors installed in a variety of markets • Wireless Sensor Networks: • Sensor-Independent Wireless DAQ Kits—Bluetooth-Based • Berkeley “Motes” Wireless Sensor Networks • Named to Top 50 Companies To Watch: Cahners Electronics Industry’s Movers & Shakers 2000 • Two “Best Products” awards for 2001 in Sensors Magazine for Inertial and Wireless products

  4. Crossbow Standard Products

  5. Inertial Products • In 1998 Crossbow introduced the first all silicon based Inertial Measurement Unit (IMU).

  6. Traditional Inertial Markets Results: • Captured design wins with top companies in existing aerospace/military market. Replaced outdated technology with improved performance/cost ratio.

  7. New Inertial Applications Results: • Enabled new markets: • Major partnerships in General Aviation, Automated Farming • Precision guided municipal vehicles, construction equipment

  8. PerformanceHigh Dynamic Profile--Roll

  9. Performance:High Dynamic Profile--Pitch

  10. Crossbow Inertial Architecture DIGITAL OUTPUTS X, Y, Z Acceleration X, Y, Z Magnetic Roll/Pitch/Yaw Rate Roll/Pitch/Yaw Angle Temperature, Time X, Y, Z GYROS RS- 422 16-BIT A/D DSP & EEPROM + Sensor Compensation + Attitude & Heading Algorithms X, Y, Z ACCELS X,Y,Z MAGNETOMETERS TEMP POWER CONDITIONING + 9 TO +30VDC

  11. Physical World Wired Systems CrossNet CrossNet Network Wired Systems CrossNet Wireless Sensor Networks • Fill The Gap • Growing requirements for easy sensing and measurements • New computing and communications infrastructure (wireless, internet) • Provide new, simple, wireless linkage between the physical world and the computer

  12. Wireless Node Architecture 300’ or 30’ Range Radio Module SENSOR/ACTUATOR Temp Sensor SRAM for Data Bluetooth Radio Chip Optional Power Amp A/D 16 bit Mux SENSOR/ACTUATOR Baseband Controller ARM7 uP SIO +5.00 Supply SENSOR/ACTUATOR Power 5V DC Flash RAM SIO serial comm SENSOR/ACTUATOR • Wireless “plug and play” of analog sensors to digital networks • Integrates Bluetooth and open interface standards with Crossbow sensor IP • Local computing, control, and signal conditioning

  13. General DAQ Network Smart I/O Node • Target Markets: General Purpose Data Acquisition and Data Logging, Lab Environments • Easily links existing sensors wirelessly to your PC • 4 channel, 100m range • Receive data on your PC using Crossbow’s software • Available now Hub: PC Radio Sensor

  14. Markets for Wireless Sensor Networks • Major Potential Markets: • Military • Machine Health Monitoring • Food Storage • Factory Automation • Plant Automation • Building Automation • Automotive • Security • Utilities All of these industries looking at wireless technologies. Most are slow to adopt. Very early stages. Will be a long time before wholesale shift.

  15. T/C Sensor Level Sensor Flow Sensor Pressure Sensor Wireless Industrial ApplicationSensing/Actuation—I/F with Ctrl System

  16. Collaboration with UC BerkeleyMOTES!

  17. Crossbow Collaboration with UCB on Rene Mote • Provide Berkeley-designed wireless ‘motes’ to research community • Seismic and Building Monitoring—Joint with UCB (EECS/CE) • Deployed Network for energy monitoring—Cory Hall • Deployed Network in Japanese Earthquake Study • Instrumented 3-Story Building on Seismic shaker—Richmond • Military-Use Wireless Sensor Network • UCB / DARPA; deploy for various detection missions.

  18. Rene MICA Processor 4MHz 4MHz Memory 16K 128kbytes Antenna add-on external on-board antenna optional external Radio RFM 916MHz RFM 916MHz Speed 19.2Kbaud 52Kbaud On-Board Flash 256K-bit 4M-bit Unique ID No Yes MICA Motes • Radio/Processor Board and PC I/F Board: Delivery March 1 • Old Light/Temp Sensor Board Compatible: Available Now • New Sensor Board: Light, Temp, Mag, Accel, Acoustic • Two Versions: Fully loaded and sparsely populated • Probably March 15

  19. Crossbow Mote Improvement Initiatives • Power Management (in software)—designed • Improved manufacturability • Incorporate better radio technologies: • robustness to interference (spread spectrum or tunable) • range / power • Better software support and documentation • Targeted solutions, e.g., seismic, personnel detection • There is no “one-size-fits-all” architecture. • The application drives the requirements

  20. Crossbow Summary • Market leader and innovator in Intelligent Sensors • Market leader in MEMS-based Inertial systems • UAVs, ROVs, Land vehicles, automotive test, and now General Aviation • Strong background in qualification to Mil-std environmental and other specifications • Initial business success with Wireless Sensor Networks • Committed to serving the R&D community with continued collaboration and reliable wireless R&D platforms and products

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