Proven sensor technology for highly accurate measurement of torque, force, pressure and temperature. A wireless, passive, non-contact sensing system consisting of two main components: SAW sensing elements connected to antennas and an electronic interrogation unit called a reader, connected to its antenna.

2011年10月1日 · A number of SAW sensing systems recently developed for automotive applications is presented: the tire pressure and temperature monitoring systems (TPMS) for sports cars and off-the-road vehicles,...

A number of SAW sensing systems recently developed for automotive applications is presented: the tire pressure and temperature monitoring systems (TPMS) for sports cars and off-the-road vehicles, the torque and temperature sensor for the electrical power assisted steering system, the flexplate sensor for measuring engine output torque, and the ...

By detecting and interpreting the change in the frequency caused by this deformation, a SAW sensor can accurately and reliably communicate a torque measurement for any rotating component, such as the gearbox input shaft or driveshaft.

We present measurements of railway disc brake temperature by on-disc SAW sensors and wireless measurement of the air pressure in the tires of road vehicles in motion. The applied SAW sensors, the corresponding interrogation systems and an …

In our paper we present the application of surface acoustic wave (SAW) sensors to the continuous monitoring of the tire pressure in road vehicles. With these, the tire pressure can be read out in every phase of driving.

A number of SAW sensing systems recently developed for automotive applications is presented: the tire pressure and temperature monitoring systems (TPMS) for sports cars and off-the-road vehicles, the torque and temperature sensor for the electrical power assisted steering system, the flexplate sensor for measuring engine output torque, and the ...

SAW torque sensors can deliver better than 1% of full-scale accuracy over the temperature range -40°C to +150°C together with low hysteresis and drift. Enabling improved control and performance. High Speed Sensing

1995年3月1日 · Low-cost and compact gyro sensors are required for automative applications. A novel principle for the detection of angular velocities exploits surface acoustic waves (SAWs). SAWs are electrically excited waves which propagate along the surface of piezoelectric solids.

2008年3月1日 · Surface acoustic wave (SAW) technology can be applied as a strain transducer that is lightweight (<2 grams), small, rugged, recyclable and both battery-less and...