unidirectional microphone

unidirectional microphone

[¦yü·nə·də′rek·shən·əl ′mī·krə‚fōn]
(engineering acoustics)
A microphonethat is responsive predominantly to sound incident from one hemisphere, without picking up sounds from the sides or rear.

unidirectional microphone

A microphone whose response is predominantly from a single direction.
References in periodicals archive ?
Fingerprint scanner, ultraviolet sensor, rapid charging and unidirectional microphones are some of the features that are expected to come with Galaxy S6, Android Pit.
The addition of the FREETALK camera and its four unidirectional microphones to make and receive calls through the standard Skype service.
There are powerful unidirectional microphones that can pick up conversations through window beams that bounce off closed windows and by measuring noise vibration inside, can provide an accurate account of what is being said.
Three built-in unidirectional microphones pick up sound from around the room while limiting reverberation.
Incorporating a telephone keypad, three built-in unidirectional microphones plus sockets for two external mikes, the system picks up full-duplex sound in rooms up to 15' x 30'.

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