Smith et al., 1990 - Google Patents
Rectilinear phased array transducer using 2-2 ceramic-polymer compositeSmith et al., 1990
- Document ID
- 18073858528911513734
- Author
- Smith L
- Engeler W
- O'Donnell M
- Piel J
- Publication year
- Publication venue
- IEEE Symposium on Ultrasonics
External Links
Snippet
When a dynamic focus is desired in two spatial dimensions, it is convenient to form the array from elements of different shapes or radiating areas. It is then usually more difficult to achieve uniform acoustic response from the various elements. It is shown that a 2-2 …
- 239000002131 composite material 0 title abstract description 37
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction
- B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements
- B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements on one surface
- B06B1/0629—Square array
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