Theknoloji ea Bluetooth e paka matla a khokahano. Lisebelisoa tse fetang limilione tse likete tse 3.6 li romelloa selemo le selemo li sebelisa Bluetooth ho hokela. Ho lifono, ho matlapa, ho li-PC, kapa ho e mong.
'Me Bluetooth e nolofalletsa mekhoa e mengata ea ho hokahanya. Kamora ho qala ka ho bonts'a matla a likhokahano tse bonolo tsa ntlha-to-point, Bluetooth e se e matlafatsa phetoho ea beacon ea lefats'e ka likhokahano tsa phatlalatso, le ho potlakisa limmaraka tse ncha, joalo ka meaho e bohlale, ka likhokahano tsa marang-rang.
Liphetolelo tsa seea-le-moea
Radio e nepahetseng, bakeng sa mosebetsi o nepahetseng.
E sebetsa sehlopheng sa maqhubu a 2.4GHz a se nang laesense a indasteri, saense le bongaka (ISM), theknoloji ea Bluetooth e ts'ehetsa likhetho tse ngata tsa seea-le-moea tse nolofalletsang baetsi ba lihlahisoa ho haha lihlahisoa tse fihlelang litlhoko tse ikhethang tsa khokahanyo ea 'maraka oa bona.
Hore na ke sehlahisoa se tsamaisang molumo oa boleng bo holimo lipakeng tsa smartphone le sebuela-pele, se fetisang data lipakeng tsa letlapa le sesebelisoa sa bongaka, kapa se romellang melaetsa lipakeng tsa li-node tse likete ka tharollo ea moaho, li-radio tsa Bluetooth Low Energy le Basic Rate/Enhanced Data Rate li entsoe. ho fihlela litlhoko tse ikhethang tsa bahlahisi lefatšeng ka bophara.
Bluetooth Low Energy (LE)
Seea-le-moea sa Bluetooth Low Energy (LE) se etselitsoe ts'ebetso ea matla a tlase haholo, 'me se ntlafalitsoe bakeng sa tharollo ea phetisetso ea data. Ho nolofalletsa ts'ebetso e tšepahalang sehlopheng sa maqhubu a 2.4 GHz, e sebelisa mokhoa o matla oa Adaptive Frequency Hopping o fetisang data ho feta liteishene tse 40. Seea-le-moea sa Bluetooth LE se fa ba ntlafatsang maemo a mangata haholo, ho kenyelletsa le likhetho tse ngata tsa PHY tse tšehetsang litefiso tsa data ho tloha ho 125 Kb/s ho isa ho 2 Mb/s, hammoho le matla a mangata a matla, ho tloha ho 1mW ho isa ho 100 mW. E boetse e ts'ehetsa likhetho tsa ts'ireletso ho fihlela sehlopheng sa mmuso, hammoho le li-topology tse ngata tsa marang-rang, ho kenyeletsoa point-to-point, broadcast, le mesh.
Bluetooth Basic Rate/Sekhahla se Matlafalitsoeng sa Lintlha (BR/EDR)
Seea-le-moea sa Bluetooth BR/EDR se etselitsoe ts'ebetso ea matla a tlase 'me se lokiselitsoe lits'ebetso tsa ho hasanya data joalo ka audio audio. E boetse e sebelisa mokhoa o matla oa Adaptive Frequency Hopping, o fetisa data ho feta liteishene tse 79. Seea-le-moea sa Bluetooth BR/EDR se kenyelletsa likhetho tse ngata tsa PHY tse tšehetsang litekanyetso tsa data ho tloha ho 1 Mb/s ho isa ho 3 Mb/s, 'me e tšehetsa maemo a mangata a matla, ho tloha ho 1mW ho isa ho 100 mW. E ts'ehetsa likhetho tse ngata tsa ts'ireletso le topology ea marang-rang ea ntlha-to-point.
Likhetho tsa Topology
Lisebelisoa li hloka mekhoa e mengata ea ho hokahanya.
Ho fihlela litlhoko tsa khokahanyo e se nang mohala tsa batho ba fapaneng ba ntlafatsang, theknoloji ea Bluetooth e tšehetsa likhetho tse ngata tsa topology.
Ho tloha ho likhokahano tse bonolo tsa ntlha-to-point bakeng sa ho hasanya molumo pakeng tsa smartphone le sebui, ho phatlalatsa likhokahano bakeng sa ho ts'ehetsa mokhoa oa ho fumana ts'ebeletso boema-fofane, ho hokahanya likhokahano bakeng sa ho ts'ehetsa boiketsetso ba meaho e meholo, Bluetooth e ts'ehetsa likhetho tsa topology tse hlokahalang ho kopana le tse ikhethang. litlhoko tsa bahlahisi lefatšeng ka bophara.
TS'OANELO-TS'OANE
Point-to-Point (P2P) e nang le Bluetooth BR/EDR
P2P topology e fumanehang ho Bluetooth® Basic Rate/Enhanced Data Rate (BR/EDR) e sebelisetsoa ho theha likhokahano tsa sesebelisoa sa 1: 1, 'me e lokiselitsoe ho hasanya molumo, e etsa hore e be e loketseng libui tse se nang mohala, li-headset le koloi e sa sebetseng ka matsoho. litsamaiso.
Li-headsets tse se nang waya tsa Bluetooth
Li-headsets tsa Bluetooth ke ntho eo u tlamehang ho ba le eona bakeng sa mehala ea cellular. Litharollo tse ncha tse sebetsang hantle li u lumella ho letsetsa le ho amohela mehala ofising kapa ha u le tseleng ha u ntse u fana ka likhetho bakeng sa boiphihlelo ba 'mino oa premium.
Wireless Bluetooth libui
Ebang ke tsamaiso ea boemo bo holimo ea boithabiso lapeng kapa khetho e nkehang bakeng sa lebopo la leoatle kapa serapeng sa boikhathollo, ho na le sebui sa sebopeho le boholo bo bong le bo bong bo ka nahanoang ho fihlela tlhoko ea hau e khethehileng. Leha ho ka etsahala hore ebe ka letamong.
Ka koloing litsamaiso
Ntho e ka sehloohong 'marakeng oa likoloi, theknoloji ea Bluetooth e ho feta 90% ea likoloi tse ncha tse rekisoang kajeno. Phihlello ea waelese ea Bluetooth e ka ntlafatsa polokeho ea bakhanni le ho ntlafatsa boiphihlelo ba ho ithabisa ka koloing.
Point-to-Point (P2P) e nang le Bluetooth LE
P2P topology e fumanehang ho Bluetooth Low Energy (LE) e sebelisetsoa ho theha likhokahano tsa sesebelisoa sa 1: 1, e lokiselitsoe phetiso ea data, 'me e loketse lihlahisoa tsa lisebelisoa tse hoketsoeng joalo ka li-tracker tsa boikoetliso le limonita tsa bophelo bo botle.
Lipapali & ho ikoetlisa
Bluetooth LE e fana ka phetiso ea data ka tšebeliso e tlase ea matla, e etsa hore ho khonehe ho hlomella mefuta eohle ea lipapali le lisebelisoa tsa boikoetliso ka khokahanyo ea waelese. Kajeno, litharollo tsa Bluetooth li qala ho latela boikoetliso ba 'mele ho ea ho lisebelisoa tse tsoetseng pele tse thusang ho lokisa tšebetso ea baatlelete ba hloahloa.
bophelo bo botle le bophelo bo botle
Ho tloha ho borashe ba meno le li-monitor tsa khatello ea mali ho ea ho li-portable ultrasound le x-ray imaging system, theknoloji ea Bluetooth e thusa batho ho tseba le ho ntlafatsa bophelo ba bona ka kakaretso ha e ntse e nolofalletsa litsebi tsa bophelo bo botle ho fana ka tlhokomelo ea boleng.
Li-peripheral tsa PC le lisebelisoa
Matla a tsamaisang Bluetooth a u lokolla lithapong. Ho tloha ho lilaptop ho ea ho li-smartphones, lisebelisoa tseo u li sebelisang letsatsi le leng le le leng li fetoha ka potlako. Ebang ke keyboard, trackpad, kapa mouse, ka lebaka la Bluetooth, ha u sa hloka lithapo hore u lule u hokahane.
Phatlalatso
Bluetooth Low Energy (LE) e nolofalletsa likhokahano tsa mehala e khuts'oane 'me e sebelisa li-topology tse ngata tsa marang-rang, ho kenyeletsoa topology ea phatlalatso bakeng sa likhokahano tsa sesebelisoa se le seng ho isa ho tse ngata (1:m). The Bluetooth LE broadcast topology e tshehetsa kabo ya tlhahisoleseding ya lehae mme e loketse hantle bakeng sa ditharollo tsa mabone, tlhahisoleseding e kang ya ntlha ya thahasello (PoI) le dintho le ditshebeletso tsa ho fumana tsela.
Li-beacon tsa bohlokoa
Phetoho ea lebone e holim'a rona. Bahoebi ba amohetse li-beacon tsa sebaka sa thahasello (PoI) esale pele, empa litoropo tse bohlale li se li sibolla litsela tse ngata tsa ho ntlafatsa bophelo ba baahi le bahahlauli. Likopo ka har'a limusiamo, bohahlauli, thuto le lipalangoang ha li fele.
Li-beacon tsa ho fumana lintho
Na o kile oa lahleheloa ke linotlolo, mokotla oa mokotla kapa sepache? Li-beacon tsa Bluetooth li matlafatsa 'maraka o ntseng o hola ka potlako oa ho latedisa le ho fumana mmaraka. Litharollo tse theko e tlaase tsa ho latella lintho li u thusa ho fumana hoo e batlang e le thepa efe kapa efe. Tse ngata tsa litharollo tsena li boetse li fana ka marang-rang a marang-rang a marang-rang a marang-rang le lits'ebeletso.
Li-beacon tsa ho fumana tsela
U na le bothata ba ho fumana tsela ea hau ea boema-fofane, likampong kapa mabala a lipapali a phetheselang? Marang-rang a li-beacon a nang le lits'ebeletso tsa ho fumana tsela a ka u thusa ho fihla hekeng eo u e batlang, sethala, phaposi ea ho rutela, setulo kapa ntlo ea ho jella. Tsohle ka app e sesebelisoa sa hau sa mohala.
MESH
Bluetooth® Low Energy (LE) e tšehetsa mesh topology bakeng sa ho theha likhokahano tsa lisebelisoa tse ngata ho isa ho tse ngata (m:m). Bokhoni ba mesh bo ntlafalitsoe bakeng sa ho theha marang-rang a lisebelisoa tse kholo mme bo loketse ho aha li-automation, sensor network le litharollo tsa ho lata thepa. Ke marang-rang a marang-rang a Bluetooth feela a tlisang tšebelisano-'moho lefatšeng ka bophara le tikoloho e holileng, e tšeptjoang e amanang le theknoloji ea Bluetooth ho thehoeng ha marang-rang a lisebelisoa tsa boemo ba indasteri.
Ho iketsetsa mochini
Litsamaiso tse ncha tsa ho laola le ho iketsetsa, ho tloha ho mabone ho ea ho futhumatsang / ho pholile ho ea ho ts'ireletso, li etsa hore matlo le liofisi li be bohlale haholo. Khokahano ea marang-rang ea Bluetooth e ts'ehetsa meaho ena e bohlale, e nolofalletsang lisebelisoa tse mashome, tse makholo kapa tse likete ho buisana ka mokhoa o ts'epahalang le o sireletsehileng.
Marang-rang a sensor a se nang mohala
Mmaraka oa "wireless sensor network" (WSN) o ntse o hola ka potlako. Haholo-holo ho li-WSN tsa indasteri (IWSN) moo lik'hamphani tse ngata li etsang lintlafatso tse kholo tsa litšenyehelo le katleho ho li-WSN tse teng. Marang-rang a marang-rang a Bluetooth a etselitsoe ho kopana le ts'epo e tiileng, ea scalability le litlhoko tsa ts'ireletso tsa li-IWSN.
Ho latela thepa
E khona ho ts'ehetsa topology ea phatlalatso, Bluetooth LE e ile ea fetoha mokhoa o mong o khahlang oa ho latedisa thepa ho feta RFID e sebetsang. Keketso ea marang-rang a marang-rang e phahamisitse meeli ea mefuta ea Bluetooth LE mme ea theha ho amoheloa ha tharollo ea thepa ea Bluetooth bakeng sa ho sebelisoa libakeng tse kholo le tse rarahaneng tsa meaho.
Sehokelo sa mantlha: https://www.bluetooth.com/bluetooth-technology
