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Narrow angle cylindrical wave full range loudspeaker system
A stereo system produces a virtual image by taking advantage of the localization ability of human hearing. Human hearing localizes by analyzing the differences in ...
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Speaker system employing passive radiator
In accordance with the invention a technique of bottom loading is provided in which the passive radiator cone is directed and faces toward the floor. This has been found ...
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Speaker cabinet having interactive speakers
The present invention includes a full range speaker having a horn positioned forwardly thereof in spaced relation thereto so that a space exists between the speaker and ...
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Hearing aid and method for preparing same
What is claimed is: 1. A method for the in situ formation of a custom contoured hearing aid, comprising: inserting into an external auditory canal at least a flexible ...
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Headphone operating on the two-way system
In accordance with the present invention, such an ideal solution is provided by having the high frequency transducer system designed as an electrostatic transducer, such ...
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Control apparatus having remote PLC device and control method for same
It is an object of the present invention to provide a control apparatus having a remote PLC device in which data transfer between the main body of a control apparatus ...
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Manufacturing method for microlithography apparatus
Based on the foregoing, an object of the present invention is to provide design and manufacturing methods for microlithography exposure apparatus that redress the ...
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Apparatus for seismic signal processing and exploration
In accordance with the present invention, a method is disclosed for the exploration of hydrocarbons. The method comprises the steps of: obtaining a set of seismic signal ...
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Automotive engine control system capable of detecting specific engine operating conditions and projecting subsequent engine operating patterns
It is an object of the invention to provide an automotive engine control system with improved response characteristics by projecting engine operation patterns subsequent ...
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Switch display encoder apparatus
A switch display encoder apparatus comprising encoders, switches, and displays is connected to a rate aiding sensing system. The encoders generate and transmit signals ...
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