# Presentation: 656707

## MAGNETIC SENSOR MARKETEconomic Impact

**Jim Daughton**
**NVE Corporation**
**  **
** **
**Gaithersburg, VA             November 7, 2003**

**Magnetic Sensor Roadmap Workshop**

## Outline of Presentation

**Sensor Market**
**Magnetic Sensor Market**
**Economic Impact**
**Comments on Road Maps**
**ITRS**
**Mass Storage**
**Magnetic Sensors ??**

## Defining a Sensor Market

**INTECHNO CONSULTING estimated the 1998 the non-military world market for sensors was $32.5B.**
**$29.3B for housed and ready-to-use sensors**
**$1.7B for sensor elements**
**Sensor modules $0.6B**
**Complete sensor systems $0.9B**
**Semiconductor-based sensor market share increasing to 40-41% in 2003. **

**0**

**5**

**10**

**15**

**20**

**25**

**30**

**35**

**%**

**Europe**

**United**

**States**

**Japan**

**Other**

**Area**

**World-Wide Sensor Demand**

## WORLD 2002 MAGNETIC SENSOR MARKET EST. ($) 

**Total World Magnetic Sensor Market ~ $883M**
**Hall-Effect 81%**
**Magnetoresistive (AMR and GMR) 17%**
**Volume Applications of Inductive Coils /Flux Gates Primarily Captive**
***    ***
***Source: World Magnetic Sensor Market-Frost and Sullivan February 2001***

**No Read Heads**
**No Captive Applications**

## ESTIMATED MAGNETIC SENSOR MARKET GROWTH

## WORLD MAGNETIC SENSOR MARKET BY USER

**Dominated by Automotive Market.**
**Medical Device Market Growing**
**Source: INTECHNO CONSULTING**

## ANALYSIS AND IMPACT  Magnetic Sensors

**Highly Fragmented Market -  Many Producers**
**Internal Sensor Market Difficult To Measure**
**Sensor Leverage Systems - ~10X Sensor Value**
**Solid State Replacing Electro-Mechanical**
**Smaller, Faster, Cheaper, More Reliable Demand**
**Medical Sensors - Growth Market**
**Total Impact ??  $2B -$20 B In 2010**

## NVE’S GMR ENTRY TO MEDICAL DEVICE MARKET

**GMR-Based Analog Sensor**
**High Impedance**
**High Sensitivity**
**Used for Pacemaker Programming**

## NVE’S ISOLATION PRODUCTSIsoLoop®

**Combination of Micro-machined Coils Fabricated Over GMR Sensors**
**High Speed Data Transmission**
**Multiple I/O Configurations**
**Current Sensor**
**Opto-Isolators - $1B**

## FUTURE MARKET(i-Market)

**New Markets for Small Magnetic Sensors are for Sensors, Discrete and On-Chip Arrays, with Better Than < 10pT Sensitivity.**
**Physiological Monitoring**
**Unattended Ground Sensors**
**Bio-Magnetics**
**Magnetic Media Validation**
**Neurobiochemical Stimulation**
**Total Markets Estimated > $350M/yr.**
**High Leverage**

## NVE 3-AXIS SDT SMART DIGITAL MAGNETOMETER

**Low Cost**
**Low Power**
**Small Size**
**3-Axis Digital Resolution**
**RS-232 and RS-485**
**Range -1 to 2 Oe**
**Resolution 1 μOe**
**Still Striving For 1pT/rt Hz**

## Comments On Road Maps

**ITRS Roadmap**
**Evolved Over ~25 Years**
**Product Drivers**
**DRAM**
**Large Logic Chip**
**Sales ~ $100 B**
**Mass Data Storage**
**Primary Product Driver - Hard Drives**
**Sales ~ $ 40 B**
**Magnetic Sensor Roadmap(s)**
**Smaller Markets **
**Many, Smaller Product Drivers**
**Don’t Try Without Drivers**

## Comments On Road Maps, Cont.

**Possible Segmentation**
**Medium Field (10-100 Oe) Sensors**
**Conventional Field Sensors (Speed, Position)**
**Sensor Arrays (Currency, NDE)**
**Earth’s Field Sensors**
**Compasses**
**Intrusion Detection**
**Physiological Sensors (0.1 - 10 pT)**
**Heartbeat**
**Brain Wave**
**Biological Sensors - Magnetic Bead Detection**
**Pick One or a Few Applications For Road Maps**