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    • 3. 发明申请
    • ACOUSTIC REPRODUCTION DEVICE
    • 声音再现设备
    • US20110188672A1
    • 2011-08-04
    • US13058060
    • 2009-10-02
    • Masaki TadaKatsu TakedaMasashi MinakuchiFumiyasu Konno
    • Masaki TadaKatsu TakedaMasashi MinakuchiFumiyasu Konno
    • H03G5/00
    • H04R17/00
    • A sound reproduction apparatus reproduces a sound wave at a listening position. The sound reproduction apparatus includes a compensation processing unit for compensating an audible band signal having an audible band frequency, a carrier signal oscillator for generating a carrier signal, a modulator for outputting a modulated signal obtained by modulating the carrier signal based on the audible band signal compensated by the compensation processing unit, and a sound emission unit for outputting a sound wave depending on the modulated signal output from the modulator. The compensation processing unit compensates the audible band signal based on a distance from the sound emission unit to the listening position. This sound reproduction apparatus can reproduce the original audible band signal with a high fidelity regardless of the listening position.
    • 声音再现装置在收听位置再现声波。 声音再现装置包括用于补偿具有可听频带频率的可听频带信号的补偿处理单元,用于产生载波信号的载波信号振荡器,用于输出基于可听频带信号调制载波信号而获得的调制信号的调制器 由补偿处理单元补偿,以及声音发射单元,用于根据从调制器输出的调制信号输出声波。 补偿处理单元基于从声音发射单元到收听位置的距离补偿可听频带信号。 这种声音再现装置可以以高保真度再现原始可听频带信号,而不管收听位置如何。