Title:
【発明の名称】スピーカ保護システム
Document Type and Number:
Japanese Patent JP2003503989
Kind Code:
A
Abstract:
A loudspeaker protection system includes a filter arrangement for defining one or more frequency bands of an audio signal, controllable amplifier/attenuator combinations coupled to the filter arrangement, and a processing arrangement coupled to control the amplifier/attenuator combinations, such as to determine audio power in at least one of the frequency bands representing relevant loudspeaker protection information used for selective audio power control in the at least one frequency band. This system has the features for a fast and/or slow thermal protection, as well as for a cone excursion protection, all for a loudspeaker in such a system.
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Inventors:
Ronaldas M Artz
Yoris A-M Niewen Dyke
Yoris A-M Niewen Dyke
Application Number:
JP2001508195A
Publication Date:
January 28, 2003
Filing Date:
June 27, 2000
Export Citation:
Assignee:
Konin Krekka Philips Electronics NV
International Classes:
H04R3/00; (IPC1-7): H04R3/00
Attorney, Agent or Firm:
Sugimura Kosaku (1 person outside)