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JPS5632845A |
PURPOSE: To eliminate the need for the wiring construction of a private transmission line and to economize the formation of a communication network extremely by converting information to be transmitted into an ultrasonic-wave signal and ...
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JPS5630947U |
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JPS5628446U |
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JPS5611474Y2 |
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JPS5611473Y2 |
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JPS5619062U |
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JPS5619061U |
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JPS566751B2 |
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JPS565364Y2 |
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JPS562436Y2 |
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JPS5548731B2 |
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JPS55170679U |
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JPS5548502B2 |
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JPS5547500B2 |
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JPS5551109Y2 |
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JPS5542499Y2 |
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JPS5542547Y2 |
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JPS5537137B2 |
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JPS5539675Y2 |
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JPS5534712Y2 |
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JPS5528467B2 |
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JPS55500444A |
{PG,1 A surface acoustic wave device is used as a unique word detector and coherent demodulator for a digital code differential phase-shift signal. The device improves code word detection by providing a coherent reference with a correlat...
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JPS5530074Y2 |
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JPS5582595A |
PURPOSE: To make almost constant the effective distance of ultrasonic wave transmission and reception at the media in which the density is lowered accompanied with the change (increase) of temperature for air, by using the unit including...
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JPS5525747Y2 |
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JPS5525598Y2 |
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JPS5525596Y2 |
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JPS5525597Y2 |
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JPS5579399U |
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JPS5570888U |
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JPS5563498A |
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JPS5568856U |
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JPS5566500U |
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JPS5519118Y2 |
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JPS5551074U |
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JPS5551034U |
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JPS5548267U |
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JPS5548266U |
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JPS556230Y2 |
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JPS556229Y2 |
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JPS5520526U |
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JPS5513598A |
In a first embodiment, a control device includes a housing having a serpentinely disposed channel and a cover, secured to the housing, which converts the channel into an ultrasonic waveguide. One end of the waveguide is bounded by a stat...
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JPS5513599A |
A control device includes a housing having a serpentinely disposed channel and a cover, secured to the housing, which converts the channel into an ultrasonic waveguide. One end of the waveguide is bounded by a stationary reflector and th...
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JPS551112Y2 |
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JPS551111Y2 |
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JPS552304U |
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JPS54179009U |
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JPS54159573A |
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JPS54172190U |
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JPS54153980A |
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