Hearing aid adapted for embedded electronics
A hearing aid comprising a microphone, a receiver, hearing aid electronics coupled to the microphone and the receiver, and conductive traces overlaying an insulator, the conductive traces configured to interconnect the hearing aid electronics and to follow non-planar contours of the insulator. Examples are provided wherein the insulator includes a hearing aid housing.
1. A hearing assistance device comprising:
a housing including an integrated antenna within a sidewall of the housing; and
multi-axis conductive traces along contours of the sidewall of the housing, the conductive traces overlaying an insulator, the conductive traces configured to connect the integrated antenna to hearing assistance electronics within the housing and to follow non-planar contours of the insulator.
2. The hearing assistance device of claim 1 , wherein the hearing assistance electronics include a plurality of electronic devices, and
wherein an electronic device of the plurality of electronic devices is embedded in the insulator and coupled to one or more of the conductive traces.
3. The hearing assistance device of claim 2 , wherein the electronic device includes a passive surface mount device.
4. The hearing assistance device of claim 2 , wherein the electronic device includes an active device.
5. The hearing assistance device of claim 2 , further comprising conductive silicone to couple the electronic device to the one or more conductive traces.
6. The hearing assistance device of claim 1 , comprising a contact pad trace array integrated with the insulator, the contact pad trace array having a contact array pattern coupled to the conductive traces and configured to receive an electrical component having a ball grid array (BGA) type packaging.
7. The hearing assistance device of claim 1 , wherein the insulator includes plastic.
8. The hearing assistance device of claim 1 , wherein the insulator includes ceramic.
9. The hearing assistance device of claim 1 , wherein the housing includes a hearing aid housing.
10. The hearing assistance device of claim 9 , wherein the hearing aid housing is a behind-the-ear housing.
11. The hearing assistance device of claim 9 , wherein the hearing aid housing is an in-the-ear housing.
12. The hearing assistance device of claim 9 , wherein the hearing aid housing is an in-the-canal housing.
13. The hearing assistance device of claim 9 , wherein the hearing aid housing is a completely-in-the-canal housing.
14. The hearing assistance device of claim 9 , wherein the hearing aid housing includes a plurality of internal cavities and the conductive traces include an inter-cavity trace configured to electrically interconnect hearing assistance electronics disposed within different cavities of the hearing aid housing.
15. A method of manufacturing a hearing assistance device, the method comprising:
integrating an antenna within a sidewall of a housing of the device; and
providing multi-axis conductive traces along contours of the sidewall of the housing, the conductive traces overlaying an insulator, the conductive traces configured to follow non-planar contours of the insulator and configured to connect the integrated antenna to hearing assistance electronics within the housing.
16. The method of claim 15 , wherein providing multi-axis conductive traces along contours of the sidewall of the housing includes using Molded Interconnect Device (MID) technology.
17. The method of claim 15 , wherein providing multi-axis conductive traces along contours of the sidewall of the housing includes using conductor-on-insulator (COI) traces.
18. The method of claim 15 , further comprising integrating a contact pad trace array with the insulator, the contact pad trace array having a contact array pattern coupled to the conductive traces and configured to receive an electrical component having a ball grid array (BGA) type packaging.
19. The method of claim 15 , wherein the insulator includes plastic.
20. The method of claim 15 , wherein the insulator includes ceramic.