Device for generating a natural electromagnetic alternating field close to the body
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Wireless telephone with EMI shielding
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Headphone with correction of sound image
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Headphones without radiation
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Mobile radiotelephone for protecting a user's head against EMV rays has a protective element taking the form of an MU metal plate acting as a lining for the top and bottom halves of the mobile telephone.
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Determining position of sound event transferred by headphone, involves generating filter curve from difference between individual transmission measures and reference measure
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Valuation of treble sound pattern for head-set ear pieces, has tubular elements inclined or unevenly aligned to hearing path of earpiece
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Hearing / Headset
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Earphone for multimedia surround sound creates inner ear extension improves directional information
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Headphone with adjustable localization of the sound presentation generated by it
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Low emission headphones
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Passive oscillating field generator for countering magnetic fields
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Digital multi-channel transmission method e.g. for audio signals
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Multichannel surround sound headphone
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Optimised, passive near field resonance energy generator
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Passive near field oscillation generator
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Stereo headphones with integrated sound reflector
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Head phone room noise adaptation circuit
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Audio signal supply for stereo-headsets e.g. for CD or DAT player
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Multi-channel headset with controlled sound-emission characteristics
