Telecommunications – Transmitter and receiver at same station
Reexamination Certificate
2004-10-15
2009-11-03
Nguyen, Duc (Department: 2618)
Telecommunications
Transmitter and receiver at same station
C455S081000, C455S280000, C455S269000
Reexamination Certificate
active
07613429
ABSTRACT:
The invention aims at providing an NRD guide transceiver not requiring a change-over switch for transmission and reception, a download system being of a simple structure and capable of downloading large-capacity data such as video data and the like in a short time using this transceiver and a download memory used in this system, said NRD guide transceiver comprising a pair of dielectric strips (154, 155) disposed between a pair of conductor plates (152, 153) arranged in parallel with each other at a specified interval, wherein Schottky barrier diodes (156, 157) are connected to the respective ends of both of said pair of dielectric strips, a low pass filter (164) is connected to a signal input terminal and a high pass filter (165) is connected to an IF output terminal.
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Sawada Hirokazu
Yoneyama Tsukasa
Daglawi Amar
Intelligent Cosmos Research Institute
Nguyen Duc
Young & Thompson
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