CN-116550584-B - Ultrasonic diagonal array and method for manufacturing same

CN116550584BCN 116550584 BCN116550584 BCN 116550584BCN-116550584-B

Abstract

The invention provides an ultrasonic inclined array and a manufacturing method thereof, comprising the steps of providing a piezoelectric material layer with a first side and a second side which are corresponding to each other; the method includes the steps of cutting a piezoelectric material layer into a plurality of first vibrating elements and a plurality of second vibrating elements, providing a plurality of first leads and a plurality of second leads, coupling the plurality of first leads to the plurality of first vibrating elements at a position adjacent to a first side edge, and coupling the plurality of second leads to the plurality of second vibrating elements at a position adjacent to a second side edge. Each first element of the plurality of first elements and each second element of the plurality of second elements are adjacent. The cutting line between each first vibration element and each second vibration element is intersected with the first side edge, the cutting line is intersected with the second side edge, and the cutting line is not perpendicular to the first side edge or the second side edge.

Inventors

JIANG FUSHENG
YOU CHENGFENG
SHI YUANYU

Assignees

苏州佳世达电通有限公司
佳世达科技股份有限公司

Dates

Publication Date: 20260508
Application Date: 20220128

Claims (11)

1. A method for manufacturing an ultrasonic diagonal array, comprising: providing a piezoelectric material layer, wherein the piezoelectric material layer is provided with a first side edge and a second side edge which are opposite; Cutting the piezoelectric material layer into a plurality of rectangular units through a plurality of vertical cutting lines, wherein the vertical cutting lines are perpendicular to the first side edge; Providing a plurality of first leads and a plurality of second leads; Coupling the first leads to the first vibration elements at positions adjacent to the first side edge, and Coupling the second leads to the second vibrating elements at positions adjacent to the second side edges; Wherein each first vibrating element of the plurality of first vibrating elements is adjacent to each second vibrating element of the plurality of second vibrating elements, and the other cutting line is not parallel to and not perpendicular to the adjacent vertical cutting line.
2. The method as recited in claim 1, further comprising: generating a first vibration element and a second vibration element according to the first cutting line of each rectangular unit in the plurality of rectangular units as a boundary; The first vibration elements and the second vibration elements are the same in number, one end of the first cutting line is located at the first side edge, the other end of the first cutting line is located at the second side edge, and the first cutting line is not perpendicular to the first side edge.
3. The method of claim 2, wherein the first cut line is a diagonal of each rectangular unit.
4. The method as recited in claim 1, further comprising: cutting the piezoelectric material layer into a plurality of rectangular units by a plurality of vertical cutting lines, wherein the vertical cutting lines are perpendicular to the first side edge; Setting a first weight and a second weight; dividing each rectangular unit of the plurality of rectangular units according to the first weight and the second weight to generate a first vibration element and a second vibration element; the first weight and the second weight are determined based on two areas, two side lengths or slopes of two adjacent cutting lines of the first vibration element and the second vibration element.
5. The method as recited in claim 1, further comprising: Determining a plurality of second cutting lines Dividing the piezoelectric material layer according to the second cutting lines to divide the piezoelectric material layer into the first vibrating elements and the second vibrating elements; the second cutting lines are not perpendicular to the first side edge, and each of the second cutting lines passes through at least two rectangular units.
6. The method of claim 1, wherein the plurality of first vibration elements provide first viewing angle information, the plurality of second vibration elements provide second viewing angle information, and the first viewing angle information and the second viewing angle information are used to integrate into stereoscopic space information.
7. An ultrasonic diagonal array comprising: the piezoelectric material layer is used for transmitting and receiving ultrasonic signals and is provided with a first side edge and a second side edge which are opposite; a plurality of first leads coupled to the first side of the piezoelectric material layer, and A plurality of second leads coupled to the second side of the piezoelectric material layer; The piezoelectric material layer is cut into a plurality of first vibrating elements and a plurality of second vibrating elements by cutting lines, the plurality of first leads are coupled in the plurality of first vibrating elements at positions adjacent to the first side edge, the plurality of second leads are coupled in the plurality of second vibrating elements at positions adjacent to the second side edge, each first vibrating element in the plurality of first vibrating elements is adjacent to each second vibrating element in the plurality of second vibrating elements, and the adjacent cutting lines are not parallel.
8. The ultrasonic diagonal array of claim 7, wherein the piezoelectric material layer is cut into a plurality of rectangular units by a plurality of vertical cutting lines, the vertical cutting lines are perpendicular to the first side, the cutting lines comprise the vertical cutting lines, each rectangular unit in the plurality of rectangular units is divided according to a set first weight and second weight to generate a first vibrating element and a second vibrating element, and the first weight and the second weight are based on two areas of the first vibrating element and the second vibrating element, two side lengths or slopes of two adjacent cutting lines.
9. The ultrasonic diagonal array of claim 7, wherein the piezoelectric material layer is cut into a plurality of rectangular units by a plurality of vertical cutting lines, the vertical cutting lines are perpendicular to the first side, the first vibrating element and the second vibrating element are generated according to the first cutting line of each rectangular unit of the plurality of rectangular units as a boundary, the plurality of first vibrating elements and the plurality of second vibrating elements are the same in number, one end of the first cutting line is located on the first side, the other end of the first cutting line is located on the second side, and the first cutting line is not perpendicular to the first side, and the cutting lines comprise the vertical cutting line and the first cutting line.
10. The ultrasonic diagonal array of claim 7, wherein the piezoelectric material layer is cut into a plurality of rectangular units by a plurality of vertical cutting lines, the vertical cutting lines are perpendicular to the first side, the piezoelectric material layer is divided into a plurality of first vibrating elements and a plurality of second vibrating elements according to a plurality of second cutting lines after the plurality of second cutting lines on the piezoelectric material layer are determined, each of the plurality of second cutting lines passes through at least two rectangular units, and the plurality of second cutting lines are not perpendicular to the first side, wherein the cutting lines comprise the vertical cutting lines and the second cutting lines.
11. The ultrasound diagonal array of claim 7 wherein the plurality of first transducers provide first viewing angle information, the plurality of second transducers provide second viewing angle information, and the first viewing angle information and the second viewing angle information are used to integrate into stereoscopic space information.

Description

Ultrasonic diagonal array and method for manufacturing same Technical Field The present invention relates to ultrasonic arrays, and more particularly, to a method for manufacturing an ultrasonic diagonal array capable of providing spatial information and an ultrasonic diagonal array. Background With the recent trend of medical technology, ultrasonic detection technology is becoming more and more mature. Generally, ultrasonic detection is performed by using a probe with an ultrasonic signal transmitter to transmit an ultrasonic signal under the skin. The probe of ultrasonic signal also uses the reflected ultrasonic signal to determine the shape and position of the invisible object below the skin for various medical purposes. The conventional ultrasonic transducer emits ultrasonic signals by using a plurality of piezoelectric devices to emit a plurality of ultrasonic signals, each ultrasonic signal corresponding to a scan line. And the ultrasonic transducer can receive ultrasonic reflection signals corresponding to the scanning lines to perform image identification and object detection. Piezoelectric material in a conventional ultrasonic transducer is cut into a plurality of vibrating elements in a rectangular shape. For example, the piezoelectric material is cut into N single rows of vibration elements in a rectangular shape, where N is a positive integer. However, the N single-row vibration elements do not acquire three-dimensional information of the detected object. In other words, since the conventional ultrasonic transducer cannot obtain three-dimensional information of the detected object, the accuracy in positioning the detected object is still to be enhanced. Disclosure of Invention The present invention is directed to an ultrasonic diagonal array and a method for manufacturing the same, which solve the above-mentioned problems. In view of the above, the present invention provides a method for manufacturing an ultrasonic diagonal array, which includes providing a piezoelectric material layer having a first side and a second side opposite to each other, cutting the piezoelectric material layer into a plurality of first vibrating elements and a plurality of second vibrating elements by dicing lines, providing a plurality of first leads and a plurality of second leads, coupling the plurality of first leads to the plurality of first vibrating elements at a position adjacent to the first side, and coupling the plurality of second leads to the plurality of second vibrating elements at a position adjacent to the second side, wherein each first vibrating element of the plurality of first vibrating elements is adjacent to each second vibrating element of the plurality of second vibrating elements, and the adjacent dicing lines are not parallel. Preferably, the piezoelectric material layer is cut into a plurality of rectangular units by a plurality of vertical cutting lines, the vertical cutting lines are perpendicular to the first side edge, and a first vibration element and a second vibration element are generated according to the first cutting line of each rectangular unit in the plurality of rectangular units as a boundary, wherein the plurality of first vibration elements and the plurality of second vibration elements are the same in number, one end of the first cutting line is located on the first side edge, the other end of the first cutting line is located on the second side edge, and the first cutting line is not perpendicular to the first side edge, and the cutting lines comprise the vertical cutting line and the first cutting line. Preferably, the first cutting line is a diagonal line of each rectangular unit. Preferably, the piezoelectric material layer is cut into a plurality of rectangular units by a plurality of vertical cutting lines, the vertical cutting lines are perpendicular to the first side edge, a first weight and a second weight are set, each rectangular unit in the plurality of rectangular units is divided according to the first weight and the second weight to generate a first vibrating element and a second vibrating element, and the first weight and the second weight are determined based on two areas of the first vibrating element and the second vibrating element, two side lengths or slopes of two adjacent cutting lines. Preferably, the piezoelectric material layer is cut into a plurality of rectangular units by a plurality of vertical cutting lines, the vertical cutting lines are perpendicular to the first side edge, a plurality of second cutting lines are determined, the piezoelectric material layer is divided into a plurality of first vibrating elements and a plurality of second vibrating elements according to the plurality of second cutting lines, the plurality of second cutting lines are not perpendicular to the first side edge, each of the plurality of second cutting lines passes through at least two rectangular units, and the cutting lines comprise the vertical cutting lines and