Portable electronic device which provides hearing aid compatibility
First Claim
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1. An electrical assembly, comprising:
- a printed circuit board (PCB) including a body comprised of multiple layers having at least one signal trace on one of the multiple layers;
a hearing aid compatibility (HAC) coil located in the body of the PCB and electrically coupled to the at least one signal trace, wherein the HAC coil comprises one or more traces formed on one or more of the multiple layers of the body; and
a ferrite core located in the body of the PCB for amplifying a magnetic field generated by the HAC coil, wherein the ferrite core has a cross-sectional area which is substantially the same or larger than a cross-sectional area of HAC coil.
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Abstract
A portable electronic device which provides hearing aid compatibility and a printed circuit board (PCB) for use in a portable electronic device are provided. The PCB comprises a body having at least one signal trace, a hearing aid compatibility (HAC) coil located in the body and electrically coupled to the at least one signal trace, and a ferrite core located in the body for amplifying a magnetic field generated by the HAC coil.
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Citations
28 Claims
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1. An electrical assembly, comprising:
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a printed circuit board (PCB) including a body comprised of multiple layers having at least one signal trace on one of the multiple layers; a hearing aid compatibility (HAC) coil located in the body of the PCB and electrically coupled to the at least one signal trace, wherein the HAC coil comprises one or more traces formed on one or more of the multiple layers of the body; and a ferrite core located in the body of the PCB for amplifying a magnetic field generated by the HAC coil, wherein the ferrite core has a cross-sectional area which is substantially the same or larger than a cross-sectional area of HAC coil. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A portable electronic device, comprising:
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an electrical assembly comprising; a printed circuit board (PCB) including a body comprised of multiple layers having at least one signal trace on one of the multiple layers; a hearing aid compatibility (HAC) coil located in the body of the PCB and electrically coupled to the at least one signal trace, wherein the HAC coil comprises one or more traces formed on one or more of the multiple layers of the body; and a ferrite core located in the body of the PCB for amplifying a magnetic field generated by the HAC coil, wherein the ferrite core has a cross-sectional area which is substantially the same or larger than a cross-sectional area of HAC coil; and a processor, input device and an output device each electrically coupled to the electrical assembly. - View Dependent Claims (17, 18, 19)
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20. An electrical assembly, comprising:
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a printed circuit board (PCB) including a body having at least one signal trace; a speaker mounted to a surface of the body of the PCB; a hearing aid compatibility (HAC) coil located in the body of the PCB and electrically coupled to the at least one signal trace, wherein the HAC coil is located centrally below the speaker; and a ferrite core located in the body of the PCB for amplifying a magnetic field generated by the HAC coil, wherein the ferrite core is located centrally below the speaker, wherein the ferrite core has a cross-sectional area which is substantially the same or larger than a cross-sectional area of HAC coil. - View Dependent Claims (21, 22, 23, 24, 25)
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26. A portable electronic device, comprising:
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an electrical assembly comprising; a printed circuit board (PCB) including a body having at least one signal trace; a speaker mounted to a surface of the body of the PCB; a hearing aid compatibility (HAC) coil located in the body of the PCB and electrically coupled to the at least one signal trace, wherein the HAC coil is located centrally below the speaker; and a ferrite core located in the body of the PCB for amplifying a magnetic field generated by the HAC coil, wherein the ferrite core is located centrally below the speaker, wherein the ferrite core has a cross-sectional area which is substantially the same or larger than a cross-sectional area of HAC coil; and a processor, input device and an output device each electrically coupled to the electrical assembly. - View Dependent Claims (27, 28)
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Specification