Transducers for sending or receiving acoustic ultrasonic waves encoding data; electronic control systems for the operation and control of transducers for sending or receiving acoustic ultrasonic waves encoding data; software for the operation and control of transducers for sending or receiving acoustic ultrasonic waves encoding data; software for sensor processing based on acoustic radiation, for machine vision purposes; devices and software for sending or receiving wireless power; transducers for transforming electricity into acoustic ultrasonic waves and transforming acoustic ultrasonic waves into electricity; software and electronic control systems for transducers for regulating the direction, intensity and beam shape of acoustic ultrasonic waves for providing power to charge rechargeable energy storage systems and to power electrical and electronic devices and systems