37132 ⎘
Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy; Driving circuits for generating signals continuous in time
Sub-classes:CONTROL OF HIGHLY INTEGRATED WIRELESS ULTRASONIC MOTOR SYSTEMS WITH AUTONOMOUS FREQUENCY ADAPTIVE PULSE STEP MODULATION
#2PIEZOELECTRIC DRIVER WITH SWITCHED PARASITIC RESONATOR
#3QUADRATURE EXCITATION AND FRESNEL FOCUSING OF ROW-COLUMN TRANSDUCER ARRAYS
#4CONTROL SYSTEM FOR AN ULTRASONIC SURGICAL HANDPIECE
#5DEVICE AND SYNCHRONOUS METHOD FOR SUPPLYING POWER TO AN ULTRASOUND TRANSDUCER
#6Driver circuitry and operation
#7ULTRASOUND TRANSDUCER FOR MEDICAL APPLICATIONS
#8SYSTEM, COMPUTER-IMPLEMENTED METHOD, COMPUTER PROGRAM AND NON-VOLATILE DATA CARRIER FOR GENERATING AN ACOUSTIC CHANNEL FOR LEVITATION OF MATTER
#9Driver circuitry and operation
#10VIBRATION ACTUATOR AND ELECTRONIC DEVICE
#11Driver circuitry
#12Driver circuitry and operation
#13Amplifier with built in time gain compensation for ultrasound applications
#14Vibration actuator and method for driving vibration actuator
#15Driving device
#16Ultrasonic sensor, driving method thereof and manufacturing method thereof
#17Battery-powered hand-held ultrasonic surgical cautery cutting device
#18Acoustic-electric transducer
#19Control system for an ultrasonic surgical handpiece
#20Negative impedance circuit and corresponding device
#21ULTRASONIC TREATMENT OF MINED SAND PROPPANT FOR HYDRAULIC FRACTURE TREATMENT IN THE OIL/GAS INDUSTRY AND CLEANED QUARTZ SOURCE FOR THE GLASS INDUSTRY
#22Ultrasonic diagnostic apparatus and probe used for the same
#23System and method for harmonic modulation of standing wavefields for spatial focusing, manipulation, and patterning
#24Portable audio equipment
#25Ultrasonic vibrator driving apparatus and mesh nebulizer
#26Amplifier with built in time gain compensation for ultrasound applications
#27Excitation signal sequences for ultrasonic transducer
#28Amplifier with built in time gain compensation for ultrasound applications
#29Noise generator
#30APPARATUS AND METHOD FOR PAIN RELIEF USING ULTRASOUND ENERGIZED POLYMERS
#31Multi-stage acoustophoresis device
#32Transmission signal shaping systems and methods
#33APPARATUS AND METHOD FOR PAIN RELIEF USING ULTRASOUND ENERGIZED POLYMERS
#34Battery-powered hand-held ultrasonic surgical cautery cutting device
#35Ultrasound transducer assembly and method for transmitting and receiving ultrasound waves
#36System and method for harmonic modulation of standing wavefields for spatial focusing, manipulation, and patterning
#37Tunable ultrasound transmitter
#38DEVICE AND METHOD FOR GENERATING VIBRATIONS
#39Wideband sonar with pulse compression
#40Touch interface module
#41METHODS AND SYSTEMS FOR IMPROVING ACTUATOR PERFORMANCE BY REDUCING TENSILE STRESSES IN PIEZOELECTRIC THIN FILMS
#42Ultrasonic diagnostic apparatus
#43Method of calibrating a constant voltage supply for an ultrasonic transducer of a wire bonding machine
#44Apparatus and methods for pain relief using ultrasound energized polymers
#45Multi-level pulser for an ultrasound system
#46Integrated low-power pw/cw transmitter
#47Ultrasonic transmitter, ultrasonic transceiver and sounding apparatus
#48Tunable ultrasound transmitter