The signal to noise ratio of the transmit receive module is significantly improved, especially when receiving, with the advantage of enabling the system arranged in accordance with the invention to operate with a greater distance between {TAIL ~ the portable terminal} and {HEAD ~ the base terminal} 
The signal to noise ratio of the transmit receive module is significantly improved , especially when receiving , with the advantage of enabling the system arranged in accordance with the invention to operate with a greater distance between { TAIL ~ the portable terminal } and { HEAD ~ the base terminal }
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