Patent ID: 11931777
Assignee: KONINKLIJKE PHILIPS N.V.
Field: Medical technology (Instruments)
Classification: CPC B  A  G  H | IPC A  B  G  H

Claim 0:
1. A method of manufacturing an ultrasonic transducer assembly, comprising:
providing a wafer including:
a first array of ultrasonic transducer chips, each having a main surface comprising a plurality of ultrasound transducer elements and a plurality of first contacts for connecting to said ultrasound transducer elements;
a second array of contact chips, each having a further main surface comprising a plurality of second contacts for contacting a signal processing assembly; and
a sacrificial region separating the first array from the second array;, forming a flexible interconnect extending over said sacrificial region from the first contacts to the second contacts, the flexible interconnect comprising a plurality of conductive tracks, each conductive track connecting one of said first contacts to a second contact;
removing the sacrificial region to release the first array and the second array;, providing a backing material comprising ultrasound absorbing and/or scattering bodies;
providing the first array on a first surface of said backing material; and, providing the second array on a second surface of said backing material such that the flexible interconnect extends from the first array to the second array over said backing material.