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Reliability Research on the GPRS Data Transmission under the High Speed Condition |
Yu Jian |
(Shanghai Railway Communication EquipMent Factory,Shanghai 200071) |
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Abstract GSM-R is a new railway dedicated wireless communication network.As a communication platform for transmission of dispatching command,wireless train number calibration,train control monitoring and other information,the transmission reliability is becoming a research subject concerned by many people.The writer analyzes the characteristics of wireless channel under high speed condition and presents detailed method to improve GPRS transmission reliability under high speed condition combined environmental features.
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Received: 01 January 1900
Published: 10 April 2009
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