Device for reshaping optical pulse train, long-distance optical fiber telecommunication device, and device for recovering frequency signal synchronized with modulated optical pulse train
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Method for delaying signal, and delay circuit corresponding to it
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Frequency multiplexing separation circuit with digital filter
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Vertical junction type field-effect transistor with optimized bipolar operation mode and its rreparation
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Photoelectric element
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Filtering device for electromagnetic wave propagated inside rotationally symmetric waveguide provided with inserted rectangular waveguide filter section
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Bit allocation device for transformed digital audio broadcasting signals with adaptive quantization based on psychoauditive criterion
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Radiotelephony equipment
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Protecting circuit for control circuit especially for liquid-crystal display screen
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Sample hold circuit for liquid-crystal display screen
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Method for the broadcasting of digital data, notably for radio broadcasting at a high bit-rate towards mobile receivers, with time-frequency interlacing and assistance in the acquisition of automatic frequency control, and corresponding receiver
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Separable connection device between a conductive pin and at least one connection wire
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Process for the deposition by epitaxy of a doped material
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Method and installation for digital communication, particularly between and toward moving vehicles
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Electroluminescent storage display device by multi-phase holding voltage
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Display means with memory effect comprising thin electroluminescent and photoconductive films
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Interface between a receiver and a sub-system
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Control equipment for a processor memory
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Multiplex time division switching network unit of the time-time type
