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Statements

Subject Item
dbr:Polarisation_division_multiple_access
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dbr:Polarization-division_multiple_access
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Subject Item
dbr:Polarization-division_multiple_access
rdfs:label
Polarization-division multiple access
rdfs:comment
Polarization-division multiple access (PDMA) is a channel access method used in some cellular networks and broadcast satellite services. Separate antennas are used in this type, each with different polarization and followed by separate receivers, allowing simultaneous regional access of satellites.
dbo:wikiPageID
3480841
dbo:wikiPageRevisionID
964642396
dbo:wikiPageWikiLink
dbr:Polarization_(waves) dbr:Orthogonal dbr:Code-division_multiple_access dbr:Frequency_band dbr:Frequency-division_multiple_access dbr:Frequency_reuse dbr:Channel_access_method dbr:Satellite dbr:Polarization_(antenna) dbr:Ground_station dbr:Cellular_network dbr:Time-division_multiple_access
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n9:4tTzx wikidata:Q7209156
dbp:wikiPageUsesTemplate
dbt:Unreferenced_stub dbt:Telecomm-stub dbt:Channel_access_methods
dbp:auto
yes
dbp:date
December 2009
dbo:abstract
Polarization-division multiple access (PDMA) is a channel access method used in some cellular networks and broadcast satellite services. Separate antennas are used in this type, each with different polarization and followed by separate receivers, allowing simultaneous regional access of satellites. Each corresponding ground station antenna needs to be polarized in the same way as its counterpart in the satellite. This is generally accomplished by providing each participating ground station with an antenna that has dual polarization. The frequency band allocated to each antenna beam can be identical because the uplink signals are orthogonal in polarization. This technique allows frequency reuse.
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wikipedia-en:Polarization-division_multiple_access?oldid=964642396&ns=0
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1078
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wikipedia-en:Polarization-division_multiple_access
Subject Item
wikipedia-en:Polarization-division_multiple_access
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dbr:Polarization-division_multiple_access