Process and apparatus for speech privacy improvement through inc

Details Process and apparatus for speech privacy improvement through inc Process and apparatus for speech privacy improvement through inc

1976-06-18

1977-11-22

Cooper, William C.

179 1AA, 179 1P, H04K 100

Patent

active

040597261

ABSTRACT:
The invention involves the use of a plurality of incoherent noise generators distributed, in one embodiment, along ceilings in open-plan and partitioned office spaces and the like, to diffuse masking sound energy through acoustical tile and other false ceiling structures while tailoring the same for speech privacy results, by providing a uniform, delocalized and incoherent masking sound space.

REFERENCES:
patent: 3213851 (1965-10-01), Currea
patent: 3272198 (1966-09-01), Balkin
patent: 3400221 (1968-09-01), Walters
patent: 3567863 (1971-03-01), Morrissey
patent: 3909618 (1975-09-01), Fujii

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