Ultrasonic Sensors Technical Support Tools Product Top Page Search by Part No. Catalog Tech Notes Technical Support Tools more Product Top Page Search by Part No. Catalog Tech Notes Technical Support Tools Product Top Page Search by Part No. Catalog Tech Notes Technical Support Tools Developer Kits 「SmartSonic™ Platform」(InvenSense Brand) The TDK SmartSonic™ Platform is a comprehensive development kit for Ultrasonic ToF (Time-of-Flight) Sensors. InvenSense Developers Corner InvenSense developers corner provides all the tools you need for intelligent sensor application development.