Bluetooth technology ua pov thawj lub zog ntawm kev sib txuas. Ntau tshaj 3.6 billion khoom xa tuaj txhua xyoo siv Bluetooth txuas. Rau cov xov tooj, ntsiav tshuaj, rau PCs, lossis rau ib leeg.
Thiab Bluetooth tso cai rau ntau txoj hauv kev los txuas. Tom qab thawj zaug qhia lub zog ntawm qhov yooj yim taw tes-to-point kev sib txuas, Bluetooth yog tam sim no lub zog lub ntiaj teb beacon kiv puag ncig los ntawm kev sib txuas hauv xov tooj cua, thiab ua kom cov lag luam tshiab, zoo li cov tsev ntse, los ntawm kev sib txuas mesh.
Xov tooj cua Versions
Lub xov tooj cua zoo, rau txoj haujlwm raug.
Ua haujlwm nyob rau hauv 2.4GHz tsis muaj ntawv tso cai kev lag luam, kev tshawb fawb thiab kev kho mob (ISM) zaus band, Bluetooth technology txhawb ntau lub xov tooj cua xaiv uas ua rau cov neeg tsim khoom tsim cov khoom ua tau raws li qhov tshwj xeeb kev sib txuas ntawm lawv lub khw.
Txawm hais tias cov khoom lag luam uas ntws cov suab zoo ntawm lub xov tooj smartphone thiab cov neeg hais lus, hloov cov ntaub ntawv ntawm lub ntsiav tshuaj thiab cov cuab yeej kho mob, lossis xa cov lus ntawm ntau txhiab tus ntawm hauv lub tsev automation tov, Bluetooth Low Energy thiab Basic Rate / Enhanced Data Rate xov tooj cua yog tsim los. kom tau raws li qhov tshwj xeeb xav tau ntawm cov neeg tsim khoom thoob ntiaj teb.
Bluetooth Tsawg Zog (LE)
Lub xov tooj cua Bluetooth Tsawg Zog (LE) yog tsim los rau kev ua haujlwm tsis tshua muaj zog, thiab ua kom zoo rau cov ntaub ntawv hloov pauv kev daws teeb meem. Txhawm rau txhawm rau txhim khu kev lag luam hauv 2.4 GHz zaus band, nws siv lub zog Adaptive Frequency Hopping mus kom ze uas xa cov ntaub ntawv ntau dua 40 raws. Lub xov tooj cua Bluetooth LE muab cov neeg tsim khoom muaj txiaj ntsig zoo heev, suav nrog ntau qhov kev xaiv PHY uas txhawb nqa cov ntaub ntawv tus nqi ntawm 125 Kb / s txog 2 Mb / s, nrog rau ntau theem zog, los ntawm 1mW txog 100 mW. Nws kuj tseem txhawb kev xaiv kev ruaj ntseg mus txog qib tseem fwv, nrog rau ntau lub network topologies, suav nrog point-to-point, tshaj tawm, thiab mesh.
Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR)
Lub xov tooj cua Bluetooth BR / EDR yog tsim los rau kev ua haujlwm qis thiab ua kom zoo rau cov ntaub ntawv streaming xws li suab wireless. Nws ib yam nkaus thiab siv tau qhov Adaptive Frequency Hopping mus kom ze, xa cov ntaub ntawv hla 79 raws. Lub xov tooj cua Bluetooth BR / EDR suav nrog ntau qhov kev xaiv PHY uas txhawb nqa cov ntaub ntawv tus nqi ntawm 1 Mb / s txog 3 Mb / s, thiab txhawb ntau theem zog, los ntawm 1mW txog 100 mW. Nws txhawb ntau txoj kev xaiv kev ruaj ntseg thiab taw tes-rau-point network topology.
Topology Options
Cov khoom siv xav tau ntau txoj hauv kev los txuas.
Txhawm rau kom tau raws li qhov xav tau ntawm kev sib txuas wireless zoo tshaj plaws ntawm cov neeg tsim khoom sib txawv, Bluetooth thev naus laus zis txhawb ntau txoj kev xaiv topology.
Los ntawm qhov yooj yim point-to-point kev sib txuas rau streaming suab ntawm lub smartphone thiab hais lus, tshaj tawm kev sib txuas rau kev txhawb nqa txoj hauv kev nrhiav kev pabcuam hauv tshav dav hlau, mus rau kev sib txuas mesh rau kev txhawb nqa loj loj hauv tsev automation, Bluetooth txhawb cov kev xaiv topology xav tau kom tau raws li qhov tshwj xeeb. kev xav tau ntawm cov neeg tsim khoom thoob ntiaj teb.
POINT-TO-POINT
Point-to-Point (P2P) nrog Bluetooth BR/EDR
P2P topology muaj nyob rau ntawm Bluetooth® Basic Rate/Enhanced Data Rate (BR/EDR) yog siv los tsim 1: 1 ntaus ntawv sib txuas lus, thiab yog optimized rau suab streaming, ua rau nws zoo tagnrho rau wireless hais lus, headsets thiab hands-free nyob rau hauv lub tsheb. tshuab.
Lub mloog pob ntseg ntawm Bluetooth
Bluetooth headsets yog ib qho yuav tsum muaj khoom siv rau cov xov tooj ntawm tes. Cov kev daws teeb meem tshiab ua tau zoo tso cai rau koj los hu xov tooj hauv chaw ua haujlwm lossis ntawm kev mus thaum tseem muab kev xaiv rau kev paub suab paj nruag hwm.
wireless Bluetooth hais lus
Txawm hais tias nws yog qhov kev lom zem siab ncaj ncees hauv tsev lossis kev xaiv nqa tau yooj yim rau lub puam lossis chaw ua si, muaj tus hais lus ntawm txhua qhov kev xav thiab qhov loj me kom tau raws li koj qhov kev xav tau tshwj xeeb. Txawm hais tias tshwm sim hauv lub pas dej.
Hauv tsheb tshuab
Ib qho tseem ceeb hauv kev lag luam tsheb, Bluetooth technology yog nyob rau hauv ntau dua 90% ntawm cov tsheb tshiab muag hnub no. Bluetooth wireless nkag tau tuaj yeem txhim kho kev nyab xeeb ntawm tus neeg tsav tsheb thiab txhim kho kev lom zem hauv tsheb.
Point-to-Point (P2P) nrog Bluetooth LE
P2P topology muaj nyob rau ntawm Bluetooth Tsawg Zog (LE) yog siv los tsim 1: 1 ntaus ntawv sib txuas lus, yog qhov zoo rau kev hloov ntaub ntawv, thiab yog qhov zoo tagnrho rau cov khoom siv sib txuas xws li cov khoom siv dag zog thiab kev saib xyuas kev noj qab haus huv.
Kev ua kis las & qoj
Bluetooth LE muab cov ntaub ntawv hloov pauv nrog kev siv hluav taws xob tsawg, ua rau nws muaj peev xwm muab tau txhua yam kev ua kis las thiab cov khoom siv qoj ib ce nrog kev sib txuas wireless. Niaj hnub no, Bluetooth cov kev daws teeb meem nthuav tawm los ntawm kev taug qab kev qoj ib ce mus rau cov cuab yeej ntse uas pab kho qhov kev ua tau zoo ntawm cov kws ncaws pob.
kev noj qab haus huv & kev noj qab haus huv
Los ntawm cov txhuam hniav thiab cov ntsuas ntshav siab mus rau cov khoom siv ultrasound thiab x-ray, Bluetooth technology pab tib neeg taug qab thiab txhim kho lawv txoj kev noj qab haus huv tag nrho thaum ua kom yooj yim rau cov kws kho mob los muab kev saib xyuas zoo.
PC peripherals & accessories
Lub zog tsav tom qab Bluetooth tso koj ntawm cov xov hlau. Los ntawm cov laptops mus rau smartphones, cov khoom siv koj cuam tshuam nrog txhua hnub hloov zuj zus. Txawm hais tias nws yog keyboard, trackpad, lossis nas, ua tsaug rau Bluetooth, koj tsis xav tau cov xov hlau txuas ntxiv lawm.
KEV LOM ZEM
Bluetooth Tsawg Zog (LE) ua rau kev sib txuas luv luv luv thiab siv ntau lub network topologies, suav nrog kev tshaj tawm xov xwm tshaj tawm rau ib-rau-ntau (1:m) ntaus ntawv sib txuas lus. Bluetooth LE tshaj tawm xov xwm topology txhawb nqa cov ntaub ntawv hauv cheeb tsam sib qhia thiab ua tau zoo rau cov kev daws teeb meem beacon, xws li cov ntsiab lus ntawm kev txaus siab (PoI) cov ntaub ntawv thiab cov khoom thiab cov kev pabcuam nrhiav.
Point-of-interest beacons
Lub beacon kiv puag ncig yog nyob ntawm peb. Cov khw muag khoom tau txais kev pom zoo hauv cheeb tsam (PoI) beacons thaum ntxov, tab sis cov nroog ntse tam sim no nrhiav tau ntau txoj hauv kev beacons tuaj yeem txhim kho lub neej zoo rau cov pej xeem thiab cov neeg ncig tebchaws. Cov ntawv thov hauv tsev cia puav pheej, tourism, kev kawm thiab kev thauj mus los tsis muaj qhov kawg.
Yam khoom nrhiav beacons
Puas tau poob koj cov yuam sij, hnab nyiaj lossis hnab nyiaj? Bluetooth beacons ua rau lub zog loj zuj zus ntawm cov khoom-nrhiav thiab nrhiav kev lag luam. Cov khoom pheej yig-nrhiav kev daws teeb meem pab koj nrhiav yuav luag txhua yam khoom. Ntau qhov kev daws teeb meem no tseem muab cov huab-raws li kev sib txuas lus thiab kev pabcuam.
Txoj kev nrhiav beacons
Teeb meem nrhiav koj txoj hauv kev los ntawm cov tshav dav hlau uas muaj neeg coob coob, tsev kawm ntawv lossis chaw ntau pob? Lub network ntawm beacons nrog txoj kev nrhiav cov kev pabcuam tuaj yeem pab koj mus txog lub qhov rooj uas xav tau, platform, chav kawm, rooj zaum lossis noj mov. Txhua yam ntawm ib qho app ntawm koj lub xov tooj ntawm tes.
MESH
Bluetooth® Tsawg Zog (LE) txhawb nqa mesh topology los tsim kev sib txuas lus ntau-rau-ntau (m:m) ntaus ntawv. Lub peev xwm mesh tau ua kom zoo rau kev tsim cov cuab yeej loj hauv tes hauj lwm thiab yog qhov tsim nyog rau lub tsev automation, sensor network thiab cov cuab yeej nrhiav kev daws teeb meem. Tsuas yog Bluetooth mesh networking coj qhov pov thawj, kev sib koom ua haujlwm thoob ntiaj teb thiab kev paub tab, kev ntseeg siab ecosystem cuam tshuam nrog Bluetooth thev naus laus zis rau kev tsim cov khoom siv qib kev lag luam.
Lub tsev automation
Tshiab tswj thiab automation systems, los ntawm teeb pom kev zoo rau cua sov / txias mus rau kev ruaj ntseg, yog ua rau cov tsev thiab chaw ua hauj lwm smarter. Bluetooth mesh kev sib txuas lus txhawb nqa cov tsev ntse no, ua rau kaum, pua lossis ntau txhiab lub wireless txuas rau kev sib txuas lus zoo thiab ruaj ntseg.
Wireless sensor networks
Kev lag luam wireless sensor network (WSN) tau loj hlob sai. Tshwj xeeb tshaj yog nyob rau hauv industrial WSNs (IWSN) qhov twg ntau lub tuam txhab ua tus nqi tseem ceeb thiab kev txhim kho kev ua haujlwm zoo rau WSNs uas twb muaj lawm. Bluetooth mesh networking yog tsim los ua kom tau raws li kev ntseeg siab nruj, scalability thiab kev ruaj ntseg ntawm IWSNs.
Cov cuab yeej taug qab
Muaj peev xwm txhawb nqa kev tshaj tawm xov xwm, Bluetooth LE tau dhau los ua lwm txoj hauv kev zoo nkauj rau kev taug qab cov cuab yeej cuab tam dhau RFID nquag. Qhov sib ntxiv ntawm kev sib txuas sib txuas tau txhawb nqa Bluetooth LE ntau yam kev txwv thiab tsim kom muaj kev saws me nyuam ntawm Bluetooth cuab tam nrhiav kev daws teeb meem rau siv nyob rau hauv loj thiab ntau lub tsev ib puag ncig.
Original Link: https://www.bluetooth.com/bluetooth-technology
