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                           <rdf:li><rdf:Description xmpDM:name="Access method CDMA CDMA (Code Division Multiple Access) all terminals send on the same frequency probably at the same time" xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="and can use the whole bandwidth of the transmission channel each sender has a unique random number, the sender XORs" xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the signal with this random number the receiver can “tune” into this signal if it knows the pseudo random number," xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="tuning is done via a correlation function Disadvantages: higher complexity of a receiver (receiver cannot just listen into the medium" xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="and start receiving if there is a signal) all signals should have the same strength at a 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                           <rdf:li><rdf:Description xmpDM:name="Access method CDMA" xmpDM:startTime="0" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="0" tscDM:imageoffset="0" tscDM:imagerect="0, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="CDMA in theory (very simplified)" xmpDM:startTime="407167" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="1" tscDM:imageoffset="0" tscDM:imagerect="75, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="CDMA on signal level I (still pretty simplified)" xmpDM:startTime="902767" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="2" tscDM:imageoffset="0" tscDM:imagerect="150, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="CDMA on signal level II" xmpDM:startTime="949633" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="3" tscDM:imageoffset="0" tscDM:imagerect="225, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="CDMA on signal level III" xmpDM:startTime="983367" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="4" tscDM:imageoffset="0" tscDM:imagerect="300, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="CDMA on signal level IV" xmpDM:startTime="1120600" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="5" tscDM:imageoffset="0" tscDM:imagerect="375, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="CDMA on signal level V" xmpDM:startTime="1160133" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="6" tscDM:imageoffset="0" tscDM:imagerect="450, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="SAMA - Spread Aloha Multiple Access" xmpDM:startTime="1312933" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="7" tscDM:imageoffset="0" tscDM:imagerect="525, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Comparison SDMA/TDMA/FDMA/CDMA" xmpDM:startTime="1483633" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="8" tscDM:imageoffset="0" tscDM:imagerect="600, 0, 75, 42"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Questions &amp; Tasks" xmpDM:startTime="1593300" tscDM:image="C03_Medium_Access-3_Thumbnails.png" tscDM:imageindex="9" tscDM:imageoffset="0" tscDM:imagerect="675, 0, 75, 42"/></rdf:li></rdf:Seq>
                     </xmpDM:markers>
                  </rdf:Description>
               </rdf:li>
            </rdf:Bag>
         </xmpDM:Tracks>
         <tscDM:controller>
            <rdf:Description xmpDM:name="tscplayer">
               <tscDM:parameters>
                  <rdf:Bag>
                     <rdf:li xmpDM:name="autohide" xmpDM:value="true"/><rdf:li xmpDM:name="autoplay" xmpDM:value="false"/><rdf:li xmpDM:name="loop" xmpDM:value="false"/><rdf:li xmpDM:name="searchable" xmpDM:value="true"/><rdf:li xmpDM:name="captionsenabled" xmpDM:value="false"/><rdf:li xmpDM:name="sidebarenabled" xmpDM:value="false"/><rdf:li xmpDM:name="unicodeenabled" xmpDM:value="false"/><rdf:li xmpDM:name="backgroundcolor" xmpDM:value="000000"/><rdf:li xmpDM:name="sidebarlocation" xmpDM:value="left"/><rdf:li xmpDM:name="endaction" xmpDM:value="stop"/><rdf:li xmpDM:name="endactionparam" xmpDM:value="true"/><rdf:li xmpDM:name="locale" xmpDM:value="en-US"/></rdf:Bag>
               </tscDM:parameters>
               <tscDM:controllerText>
                  <rdf:Bag>
                  </rdf:Bag>
               </tscDM:controllerText>
            </rdf:Description>
         </tscDM:controller>
         <tscDM:contentList>
            <rdf:Description>
               <tscDM:files>
                  <rdf:Seq>
                     <rdf:li xmpDM:name="0" xmpDM:value="C03_Medium_Access-3.mp4"/><rdf:li xmpDM:name="1" xmpDM:value="C03_Medium_Access-3_First_Frame.png"/><rdf:li xmpDM:name="2" xmpDM:value="C03_Medium_Access-3_Thumbnails.png"/></rdf:Seq>
               </tscDM:files>
            </rdf:Description>
         </tscDM:contentList>
      </rdf:Description>
   </rdf:RDF>
</x:xmpmeta>