| TRS Technologies, Inc. Patent applications |
| Patent application number | Title | Published |
|---|
| 20120037839 | TEMPERATURE AND FIELD STABLE RELAXOR-PT PIEZOELECTRIC SINGLE CRYSTALS - The application is directed to piezoelectric single crystals having shear piezoelectric coefficients with enhanced temperature and/or electric field stability. These piezoelectric single crystal may be used, among other things, for vibration sensors as well as low frequency, compact sonar transducers with improved and/or enhanced performance. | 02-16-2012 |
| 20110311815 | METHOD OF MAKING TERNARY PIEZOELECTRIC CRYSTALS - A ternary single crystal relaxor piezoelectric of PMN-PZ-PT grown from a novel melt using the Vertical Bridgeman method. The ternary single crystals are characterized by a Curie temperature, T | 12-22-2011 |
| 20110215677 | MICROMACHINED PIEZOELECTRIC ULTRASOUND TRANSDUCER ARRAYS - A piezoelectric composite micromachined ultrasound transducer including single and multilayer 1-D and 2-D arrays having through-wafer-vias (TWVs) that significantly decreased electrical impedance per element, and hence the improved electrical impedance matching to T/R electronics and improved signal to noise ratio is disclosed. The TWVs facilitate integrated interconnection in single element transducers (positive and negative contact on the same side) and array transducers (contact pads array for integration with T/R switches and/or pre-amplifier circuits). | 09-08-2011 |
| 20110191997 | MICROMACHINED PIEZOELECTRIC ULTRASOUND TRANSDUCER ARRAYS - A piezoelectric composite micromachined ultrasound transducer including single and multilayer 1-D and 2-D arrays having through-wafer-vias (TWVs) that significantly decreased electrical impedance per element, and hence the improved electrical impedance matching to T/R electronics and improved signal to noise ratio is disclosed. The TWVs facilitate integrated interconnection in single element transducers (positive and negative contact on the same side) and array transducers (contact pads array for integration with T/R switches and/or pre-amplifier circuits). | 08-11-2011 |
| 20110017937 | RELAXOR-PT FERROELECTRIC SINGLE CRYSTALS - A <110> domain engineered relaxor-PT single crystals having a dielectric loss of about 0.2%, a high electromechanical coupling factor greater than about 85%, and high mechanical quality factor greater than about 500 is disclosed. In one embodiment, the relaxor-PT material has the general formula, Pb(B | 01-27-2011 |
| 20100321133 | TANGENTIALLY POLED SINGLE CRYSTAL RING RESONATOR - A tangentially poled piezoelectric single crystal ring resonator is disclosed. A single crystal material is machined into elements and formed into a ring structure. The single crystal elements have a <110> poled tangential axis. The elements may also have a <211>, <511> or <322> orientation range in the radial direction. The elements may have a generally wedge shape. | 12-23-2010 |
| 20100279844 | ANTIFERROELECTRIC MULTILAYER CERAMIC CAPACITOR - An antiferroelectric ceramic material that can be formed into a multilayer capacitor is disclosed. The antiferroelectric ceramic material is selected from the Pb(Sn, Zr, Ti)O3 (PSnZT) composition family. | 11-04-2010 |
| 20090194732 | METHOD OF MAKING TERNARY PIEZOELECTRIC CRYSTALS - A ternary single crystal relaxor piezoelectric grown from a novel melt using the Vertical Bridgeman method. The ternary single crystals are characterized by a Curie temperature, T | 08-06-2009 |
| 20090108708 | MICROMACHINED PIEZOELECTRIC ULTRASOUND TRANSDUCER ARRAYS - A piezoelectric composite micromachined ultrasound transducer including single and multilayer 1-D and 2-D arrays having through-wafer-vias (TWVs) that significantly decreased electrical impedance per element, and hence the improved electrical impedance matching to T/R electronics and improved signal to noise ratio is disclosed. The TWVs facilitate integrated interconnection in single element transducers (positive and negative contact on the same side) and array transducers (contact pads array for integration with T/R switches and/or pre-amplifier circuits). | 04-30-2009 |
