TOKYO--(BUSINESS WIRE)--OKI (TOKYO:6703) today announced that OKI has developed a technology called Area Sound Enhancement System that makes it possible to pick up sounds in a target area by positioning several directional microphones. The technology lets users hear speakers’ voices in a specified area, even in acoustically cluttered environments in which several people are talking at the same time, like conference rooms or offices. In recent years, with the continuing developing of ICT, video