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VIRTUAL SURROUND SOUND HEADPHONE LOUDSPEAKER OUTPUT SYSTEM
VIRTUAL SURROUND SOUND HEADPHONE LOUDSPEAKER OUTPUT SYSTEM
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机译:虚拟环绕声耳机扩音器输出系统
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摘要
A virtual surround sound headphone loudspeaker system has one speaker (44) mounted (72) with dispersion (44a) for mono center-left channel. One speaker (46) mounted (74) with dispersion (46a) for mono center-right channel. One speaker (40) mounted (76) with dispersion (40a) for stereo front-left channel. 44, 48 and 40 are mounted in the left earphone enclosure (52). One speaker (42) mounted (78) with dispersion (42a) for stereo front-right channel. One speaker (48) mounted (80) with dispersion (48a) for stereo rear-left channel. One speaker (50) mounted (82) for stereo rear-right channel. 42, 46 and 50 are mounted in the right earphone enclosure (54). Infra-red transmission on three separate frequencies received at 30 and 34. Associated amplification preferably mounted (60, 62, 84, 88, 86, 90, 28 and 32) and power supply (151, 153 (not shown)) and receiver circuitry (56, 58) in the retractable headband (26).
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