Microphone arrangement for mobile telephones
First Claim
1. A mobile telephone including a microphone and an electronic component board for transmitting, receiving and processing of audio and other communication signals, said telephone comprising:
- a housing portion;
an optical microphone, including a microphone head disposed in said housing portion;
at least two light guides, one leading to a source of light and the other to a photodetector, said source of light feeding light into one of said light guides, said other light guide leading to an input of said photodetector; and
an input of said source of light and an output of said photodetector being connected to the input of said electronic component board.
1 Assignment
0 Petitions
Accused Products
Abstract
A mobile telephone including a microphone and an electronic component board for transmitting, receiving and processing of audio and other communication signals, said telephone comprising a housing portion˜an optical microphone, including a microphone head disposed in said housing portion; at leasl two light guides, one leading to a source of light and the other to a photodetector, said source of light feeding light into one of said light guides, said other light guide leading to an input of said photodetector, and an input of said source of light and an output of said photodetector being connected to the input of said electronic component board.
4 Citations
8 Claims
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1. A mobile telephone including a microphone and an electronic component board for transmitting, receiving and processing of audio and other communication signals, said telephone comprising:
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a housing portion;
an optical microphone, including a microphone head disposed in said housing portion;
at least two light guides, one leading to a source of light and the other to a photodetector, said source of light feeding light into one of said light guides, said other light guide leading to an input of said photodetector; and
an input of said source of light and an output of said photodetector being connected to the input of said electronic component board. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification