Directable microphone system

Details Directable microphone system Directable microphone system

1982-10-28

1984-11-27

Rubinson, Gene Z.

Electrical audio signal processing systems and devices

Directive circuits for microphones

381 66, 381111, H04M 120

Patent

active

044854846

ABSTRACT:
A microphone arrangement focuses on a prescribed volume in a large room such as an auditorium. The arrangement includes a plurality of directable beam microphone structures. Each beam is directed to a prescribed location. The signals produced in the microphone structures are selectively adjusted to accept sounds from a predetermined volume surrounding the location and to reject sounds outside the prescribed volume.

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patent: 4087633 (1978-05-01), Fitzwilliam
patent: 4131760 (1978-12-01), Christensen et al.
patent: 4311874 (1982-01-01), Wallace

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