Sökning: "stratospheric propagation"

Hittade 2 uppsatser innehållade orden stratospheric propagation.

1. 1. STRATOSHPHERIC CHANNEL MODELLING

   Magister-uppsats, Blekinge Tekniska Högskola/Avdelningen för signalbehandling

   Författare :OLUWASEYI AWONIYI; [2007]
   Nyckelord :AWGN; BER; HAP; DQPSK; QPSK;

   Sammanfattning : High Altitude Platform Stations (HAPs) are communication facilities situated at an altitude of 17 to 30 km and at a specified, nominal, fixed point relative to the Earth. They are mostly solar-powered, unmanned, and remotely-operated. LÄS MER

3. 2. Stratospheric Propagation And HAPs Channel Modeling

   Magister-uppsats, Blekinge Tekniska Högskola/Avdelningen för telekommunikationssystem

   Författare :ANDREW AYOOLA OLUSEYI OLADIPO; [2007]
   Nyckelord :HAPs; BER; channel model; stratospheric propagation;

   Sammanfattning : High Altitude Platform Stations (HAPs) are communication facilities situated at an altitude of 20 to 50 km and at a specified, nominal, fixed point relative to the Earth. They are mostly solar-powered, unmanned, and remotely-operated. LÄS MER