August 27 & 28, 2025
Hall 3, San José McEnery Convention Center, USA

AVTCA25 - Autonomous Vehicle Technology Expo San Jose

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Blocked force and sound power requirements for AV sensors

27 Aug 2025
Room 1
Standards, regulations and legal issues
This presentation introduces the concept of blocked force in NVH testing, a key metric representing the vibratory force a lidar sensor exerts on an infinitely rigid mount. It serves as a standardized indicator of structure-borne vibration emissions, with higher values signaling greater potential to induce noise and interfere with surrounding components. The presentation outlines relevant measurement standards that suppliers may be required to follow prior to sourcing, enabling more informed decisions in sensor integration for automotive applications.
  • The concept of blocked force and its importance in quantifying structure-borne vibration from lidar sensors in NVH analysis
  • How high blocked force values can impact sensor integration, potentially affecting noise levels and surrounding component performance
  • Insights into standardized measurement techniques and supplier requirements to evaluate blocked force before sourcing lidar systems
Speakers
Sathyasheelan Santhanam, hardware engineer - Torc Robotics Inc.