Patent classifications
H
ELECTRICITY
Load children
H04
ELECTRIC COMMUNICATION TECHNIQUE
Load children
H04R
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
Load children
2430/00
Signal processing covered by H04R, not provided for in its groups
Load children Filter patents View analytics View as hierarchy
H04R2430/20
Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
Load children Filter patents View analytics View as hierarchy