MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202617086265 A) filed by Trinnov Audio on July 14, 2026, for Improved Mimo Control Method, Associated Control System And Computer Program.
Inventors include Laborie, Arnaud, Serges, Raymond; Bruno, Rmy, Henri, Denis; and Moleron Bermudez, Miguel, Angel.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: The invention relates to a method for controlling an acoustic field which is generated by a sound reproduction system including a plurality of loudspeakers, the method being implemented by a control system which is connected to the loudspeakers and includes a plurality of microphones positioned in the listening zone, the method, implemented by a computer, consisting in: defining (111) first and second frequency bands in the operating range of the sound reproduction system; acquiring (113) a response matrix (H) of the loudspeakers; defining (115) a first target (d(1)) for the first band and a second target (d(2)) for the second band; determining (117) a first filter (g(1)) for the first band on the basis of the response matrix (H) and the first target and a second filter (g(2)) for the second band on the basis of the response matrix (H) and the second target; and combining (119) the first and second filters to obtain the global filter.
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