?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENINGKATAN+PERFORMA+LORA+(LONG+RANGE)+PADA%0D%0AFREKUENSI+923+MHZ+DENGAN+PENGKODEAN+PARAMETER+FISIK%0D%0A%0D%0ALORA&rft.creator=Jorgi+Taufan+Ajy%2C+1615031071&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Gunung+Anak+Krakatau+(GAK)+is+an+active+volcano.+The+eruption+of+(GAK)+that%0D%0Aoccurred+on+December+22%2C+2018+has+caused+many+casualties+and+losses.+This+is%0D%0Adue+to+the+absence+of+an+early+warning+system+for+both+eruptions+and+tsunamis.%0D%0ASince+2019%2C+researchers+from+the+Krakatau+Research+Center+have+developed+an%0D%0AInternet+of+Things+(IoT)+based+tsunami+early+warning+system+that+is+supported+by%0D%0Athe+Wireless+Sensor+Network+(WSN).+WSN+is+a+network+consisting+of+intelligent%0D%0Asensor+nodes+connected+using+a+wireless+network+system.+This+study+described+the%0D%0Aimplementation+of+a+wireless+network+known+as+a+Low+Power+Wide+Area%0D%0ANetwork+(LPWAN)+and+explores+the+performance+of+LoRa%2C+a+type+of+wireless%0D%0Acommunication+that+sends+small+data+packets+over+long+distances%2C+consumes+low%0D%0Apower+and+has+a+low+bitrate.+The+test+was+carried+out+in+two+places%2C+the+seashore%2C%0D%0Aand+the+rice+fields.+The+test+included+functional+and+performance+testings.+The%0D%0AFunctional+testing+of+the+system+went+well+as+indicated+by+the+successful+delivery%0D%0Aof+data+packets+from+the+transmitter+to+the+receiver.+Performance+testing+of+LoRa%0D%0Amodule+devices+based+on+Quality+of+Service+(QoS)+with+the+influence+of+packet%0D%0Asize+at+the+same+distance%2C+and+specified+packet+size+at+different+distances.+The%0D%0Aresults+of+the+test+at+the+seashore%2C+the+LoRa+module+can+well+the+various+packets%0D%0Aup+to+a+distance+of+5.1+kilometers.+In+addition+to+the+rice+fields+testing%2C+with+the%0D%0Asame+packet+size+of+128+bytes+it+reached+up+to+a+distance+of+3.7+kilometers.%0D%0A%0D%0AKey+words%3A+Gunung+Anak+Krakatau%2C+LoRa%2C+Point-to-Point%2C+Quality+of+Service%0D%0AGunung+Anak+Krakatau+(GAK)+merupakan+gunung+berapi+yang+aktif.+Letusan%0D%0A(GAK)+yang+terjadi+pada+22+Desember+2018+telah+banyak+menimbulkan+korban%0D%0Ajiwa+dan+material.+Hal+ini+terjadi+karena+tidak+adanya+sistem+peringatan+dini%2C+baik%0D%0Auntuk+letusan+maupun+tsunami.+Sejak+tahun+2019+peneliti+dari+Krakatau+Research%0D%0ACenter+telah+mengembangkan+sistem+peringatan+dini+tsunami+bebasis+Internet+of%0D%0AThings+(IoT)+yang+didukung+oleh+Wireless+Sensor+Network+(WSN).+WSN+adalah%0D%0Ajaringan+yang+terdiri+dari+node+sensor+cerdas+yang+terhubung+menggunakan+sistem%0D%0Ajaringan+nirkabel.+Penelitian+ini+membahas+implementasi+dari+jaringan+nirkabel%0D%0Ayang+dikenal+sebagai+Low+Power+Wide+Area+Network+(LPWAN)+dan%0D%0Amengeksplorasi+kinerja+LoRa+jenis+komunikasi+nirkabel+yang+mengirimkan+paket%0D%0Adata+kecil+jarak+jauh%2C+konsumsi+daya+rendah+dan+memiliki+bitrate+rendah.%0D%0APengujian+dilakukan+di+dua+tempat%2C+tepi+laut+dan+sawah.+Pengujian+ini+meliputi%0D%0Apengujian+fungsional+dan+pengujian+kinerja.+Pengujian+fungsional+sistem+berjalan%0D%0Adengan+baik+yang+ditunjukkan+dengan+keberhasilan+pengiriman+paket+data+dari%0D%0Aperangkat+transmitter+ke+receiver.+Pengujian+kinerja+dari+perangkat+modul+LoRa%0D%0Aberdasarkan+Quality+of+Service+(QoS)+dengan+pengaruh+ukuran+paket+pada+jarak%0D%0Ayang+sama+dan+ukuran+paket+yang+ditentukan+pada+jarak+yang+berbeda.+Hasil%0D%0Apengujian+di+pantai+menunjukkan+bahwa+modul+LoRa+dapat+mengirimkan+paket%0D%0Ayang+bervariasi+dengan+baik+hingga+jarak+5%2C1+kilometer.+Selain+itu%2C+pengujian+di%0D%0Asawah+dengan+ukuran+paket+yang+sama+sebesar+128+byte+dapat+mencapai+jarak+3%2C7%0D%0Akilometer.%0D%0A%0D%0AKata+Kunci%3A+Gunung+Anak+Krakatau%2C+LoRa%2C+Point-to-Point%2C+Quality+of+Service&rft.publisher=FAKULTAS+TEKNIK&rft.date=2021&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62227%2F1%2F1.%2520ABSTRAK%2520-%2520Jorgi%2520Taufan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62227%2F2%2F2.%2520SKRIPSI%2520FULL%2520-%2520Jorgi%2520Taufan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62227%2F3%2F3.%2520SKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN%2520-%2520Jorgi%2520Taufan.pdf&rft.identifier=++Jorgi+Taufan+Ajy%2C+1615031071++(2021)+PENINGKATAN+PERFORMA+LORA+(LONG+RANGE)+PADA+FREKUENSI+923+MHZ+DENGAN+PENGKODEAN+PARAMETER+FISIK+LORA.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F62227%2F