Sensor Fusion: The Elements are Converging October 2012 Report Number MP107-12
Copyright Semico Research Corp., 2012. All rights reserved. Reproduction in whole or part is prohibited without the express written permission of Semico. The contents of this report represent the interpretation and analysis of statistics and information that is generally available to the public or released by responsible agencies or individuals, but is not guaranteed as to its accuracy or completeness.
Table of Contents Table of Contents... i List of Tables... iii List of Figures... iv Executive Summary... 1 Methodology... 2 Overview... 3 Technology Review... 5 Sensors and Other Data Sources... 5 Accelerometer... 5 Gyroscope... 6 Magnetometer... 6 Barometric Pressure... 6 Temperature... 7 Ambient Light... 7 GPS... 7 Proximity... 8 Microphone... 8 Inclinometer... 8 Touch... 9 Intertial Motion Units (IMUs)... 9 Sensor Fusion... 11 End Use Markets... 11 Degrees of Freedom... 14 Advantages of Sensor Fusion... 18 Sensor Fusion Algorithms... 19 Sensor Hub... 21 Developments and Trends... 27 Microsoft, Intel and Android... 27 Development Tools... 30 Integrating the Sensor Hub... 31 Future Trends and New Markets... 32 Pg i
Future Applications... 32 Challenges... 33 Market Forecast... 35 Summary... 44 Pg ii
List of Tables Table 1: IMU Combination Comparison, Pros and Cons... 10 Table 2: Select End Use Markets with Sensor Fusion Solution (millions of units)... 11 Table 3: Average Degrees of Freedom per Select End Use Markets... 16 Table 4: Impact on Battery Life Using Wireless Technology in 30 sec Bursts... 19 Table 5: MEMS Sensor Shipments in Sensor Fusion, Select End Use Markets (millions of units)... 35 Table 6: MEMS Sensor Sales in Sensor Fusion, Select End Use Markets (millions of dollars)... 37 Table 7: MEMS Sensor Cost in Sensor Fusion, Select End Use Markets (US dollars)... 38 Table 8: MEMS Shipments by Type in Sensor Fusion for Select Markets (millions of units)... 39 Table 9: MEMS Sales by Type in Sensor Fusion for Select Markets (millions of dollars)... 40 Table 10: Summary of Key MEMS and Sensors Vendors in Sensor Fusion... 42 Table 10 (continued): Summary of Key MEMS and Sensors Vendors in Sensor Fusion... 43 Pg iii
List of Figures Figure 1: 10-Axis Frame of Reference... 10 Figure 2: Select End Use Markets with Sensor Fusion Solution (millions of units)... 12 Figure 3: Freescale Xtrinsic FX0S8700CQ 6-Axis Sensor Block Diagram... 15 Figure 4: Average Degrees of Freedom per Select End Use Markets... 17 Figure 5: InvenSense MotionApps Sensor Hub... 22 Figure 6: Kionix Sensor Fusion Hardware and Software Solutions... 23 Figure 7: Freescale Functional Block Diagram for Sensor Hub... 23 Figure 8: Freescale MMA95590L Xtrinsic Motion Sensing Platform Block Diagram... 24 Figure 9: Freescale Partition for External Sensor Hub... 25 Figure 10: STMicroelectronics inemo Engine Sensor Fusion Suite... 26 Figure 11: Intel Platform Sensory Algorithm... 27 Figure 12: Intel Platform for Tablets and Ultrabooks... 28 Figure 13: Freescale 12-Axis Sensor Data Flow for Windows 8... 29 Figure 14: Movea Table of SmartMotion Elements... 30 Figure 15: Freescale Partition for Integrated Sensor Fusion CPU... 31 Figure 16: MEMS Sensor Shipments in Sensor Fusion, Select End Use Markets (millions of units)... 36 Figure 17: MEMS Sensor Sales in Sensor Fusion, Select End Use Markets (millions of dollars)... 37 Figure 18: MEMS Sensor Cost in Sensor Fusion, Select End Use Markets (US dollars)... 39 Figure 19: MEMS Shipments by Type in Sensor Fusion for Select Markets (millions of units)... 40 Figure 20: MEMS Sales by Type in Sensor Fusion for Select Markets (millions of dollars)... 41 Pg iv