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AssigneeAmerican Telephone and Telegraph Company, AT&T Bell Laboratories
InventorsGary W. Elko, James L. Flanagan, James D. Johnston
Estimating the term…
A signal processing arrangement is connected to a microphone array to form at least one directable beam sound receiver. The directable beam sound receivers are adapted to receive sounds from predetermined locations in a prescribed environment such as auditorium. Signals representative of prescribed sound features received from the plurality of predetermined locations are generated and one or more of the locations is selected responsive to the sound feature signals. A plurality of directable beam sound receivers may be used to concurrently analyze sound features from the predetermined locations. Alternatively, one directable beam sound receiver may be used to scan the predetermined locations so that the sound feature signals therefrom are compared to sound features from a currently selected location.
A signal processing arrangement of the type including
A method for processing signals from a plurality of directions in an environment, of the type including the steps of:
Dependencies are inferred from the claim text.