Microphone and microphone system

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

359172, 359180, 381172, H04B 1000

Patent

active

053232577

ABSTRACT:
An infrared-ray cordless microphone including a modulator for modulating an acoustic-to-electric converted sound signal through a predetermined process; and an infrared-ray transmitter for transmitting an output infrared signal obtained by converting the modulated sound signal from the modulator; wherein the infrared-ray transmitter is disposed at a lower end of the microphone body. There is also provided an infrared-ray cordless microphone system comprising such a microphone and a sound output means which includes an infrared-ray receiver for receiving the infrared signal from the microphone, a demodulator for demodulating the received infrared signal, and an electric-to-acoustic converter for converting the demodulated signal into a sound signal.

REFERENCES:
patent: 4171902 (1979-10-01), Imai et al.
patent: 4187404 (1980-02-01), Deman et al.
patent: 4229829 (1980-10-01), Grunwald
patent: 4479265 (1984-10-01), Muscatell
patent: 4977618 (1990-12-01), Allen
patent: 4977619 (1990-12-01), Crimmins
patent: 4980926 (1990-12-01), Noetzel
patent: 5247580 (1993-09-01), Kimura et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Microphone and microphone system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Microphone and microphone system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Microphone and microphone system will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2224446

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.