Fasahar sakawa ta cikin gida da aka saba amfani da ita a halin yanzu sun haɗa da fasahar ultrasonic, fasahar infrared, ultra- wideband (UWB), tantance mitar rediyo (RFID), Zig-Bee, Wlan, sa ido da sakawa na gani, madaidaicin sadarwar wayar hannu, sakawa ta Bluetooth, da saka geomagnetic.
Matsayin duban dan tayi
Daidaitaccen matsayi na duban dan tayi zai iya kaiwa santimita, amma ƙaddamarwar ultrasonic yana da mahimmanci, yana shafar tasiri na matsayi.
Matsayin infrared
Matsayin infrared daidaito na iya kaiwa 5 ~ 10 m. Koyaya, hasken infrared yana da sauƙin toshewa ta abubuwa ko bango a cikin tsarin watsawa, kuma nisan watsawa gajere ne. Tsarin sakawa yana da babban matsayi na rikitarwa kuma tasiri da tasiri har yanzu sun bambanta da sauran fasaha.
Matsayin UWB
Matsayin UWB, daidaito yawanci bai wuce 15 cm ba. Duk da haka, har yanzu bai girma ba. Babban matsalar ita ce tsarin UWB ya mamaye babban bandwidth kuma yana iya tsoma baki tare da sauran tsarin sadarwa mara waya da ake da su.
Matsayin cikin gida na RFID
Daidaitaccen matsayi na cikin gida na RFID shine 1 zuwa 3 m. Rashin hasara shine: ƙarar ganowa ba ta da ɗan ƙarami, tana buƙatar takamaiman na'urar tantancewa, rawar nesa, ba shi da damar sadarwa, kuma ba shi da sauƙin haɗawa cikin wasu tsarin.
Matsayin Zigbee
Daidaitaccen saka fasahar Zigbee na iya kaiwa mita. Saboda hadadden yanayi na cikin gida, yana da matukar wahala a kafa ingantaccen tsarin yaduwa. Don haka, daidaiton sakawa fasahar saka ZigBee yana da iyaka sosai.
Matsayin WLAN
Daidaitaccen matsayi na WLAN zai iya kaiwa 5 zuwa 10 m. Tsarin sakawa na WiFi yana da rashin amfani kamar tsadar shigarwa da babban amfani da wutar lantarki, wanda ke hana cinikin fasahar sakawa cikin gida. Madaidaicin matsayi na gabaɗaya na saka idanu haske shine 2 zuwa 5 m. Duk da haka, saboda halayensa, don cimma ingantaccen fasaha na saka idanu na gani, dole ne a sanye shi da na'urori masu auna firikwensin, kuma firikwensin firikwensin ya fi girma. Daidaitaccen matsayi na hanyar sadarwa ta wayar hannu ba shi da girma, kuma daidaiton sa ya dogara da rarraba tashoshi na wayar hannu da girman ɗaukar hoto.
A sakawa daidaito na geomagnetic matsayi yana da kyau fiye da 30 m. Na'urori masu auna sigina na Magnetic sune mahimman abubuwan da ke ƙayyade kewayawar geomagnetic da matsayi. Daidaitaccen taswirorin magana filin maganadisu da ingantattun bayanan maganadisu da suka dace da algorithms suma suna da mahimmanci. Babban tsadar ingantattun na'urori masu auna yanayin geomagnetic yana hana yaduwar matsayi na geomagnetic.
Matsayin Bluetooth
Fasahar saka Bluetooth ta dace don auna gajeriyar nisa da ƙarancin wutar lantarki. An fi amfani da shi a cikin ƙananan matsayi tare da daidaito na 1 zuwa 3 m, kuma yana da matsakaicin tsaro da aminci. Na'urorin Bluetooth ƙanana ne kuma suna da sauƙin haɗawa cikin PDAs, PC, da wayoyin hannu, don haka suna da sauƙin yaɗa su. Ga abokan cinikin da suka haɗa na'urorin hannu masu kunna Bluetooth, muddin aikin Bluetooth na na'urar ya kunna, tsarin sakawa cikin gida na Bluetooth zai iya tantance wurin. Lokacin amfani da wannan fasaha don sakawa na ɗan gajeren nesa na cikin gida, yana da sauƙi don gano na'urar kuma watsa siginar ba ta shafi layin-ganin ba. Idan aka kwatanta da wasu shahararrun hanyoyin sakawa na cikin gida, ta amfani da ƙaramin ƙarfi na Bluetooth 4. 0 Hanyar daidaitawa ta cikin gida tana da fasalulluka na farashi mai sauƙi, tsarin turawa mai sauƙi, saurin amsawa da sauran fasalolin fasaha, da masana'antun na'urar hannu don Bluetooth 4. 0 The cigaba da daidaitaccen bayani ya haifar da mafi kyawun ci gaba.
Tun lokacin da aka fitar da mizanin Bluetooth 1, an sami hanyoyi iri-iri da suka dogara da fasahar Bluetooth don sanyawa cikin gida, gami da hanyar da ta dogara kan gano kewayon, hanyar da ta dogara da ƙirar sigina, da kuma hanyar da ta dogara da madaidaicin sawun yatsa a filin. . Hanyar da aka danganta da gano kewayon yana da ƙananan daidaiton matsayi kuma daidaiton matsayi shine 5 ~ 10 m, kuma daidaitaccen wurin yana kusan 3 m dangane da ƙirar siginar siginar, kuma daidaitaccen wurin da ya dogara da yanayin ƙarfin sawun yatsa na filin shine 2 ~ 3. m.
Matsayin fitila
iBeacons sun dogara ne akan Bluetooth 4.0 BLE (Bluetooth Low Energy). Tare da fitowar fasahar BLE a cikin Bluetooth 4.0 da ƙaƙƙarfan samuwar Apple, aikace-aikacen iBeacons sun zama fasaha mafi zafi. A zamanin yau, yawancin kayan aikin wayo sun fara tallafawa aikace-aikacen BLE, musamman don sabbin wayoyin hannu da aka jera, kuma BLE ya zama daidaitaccen tsari. Don haka, amfani da fasahar BLE don sanyawa cikin gida na wayoyin hannu ya zama wuri mai zafi don aikace-aikacen LBS na cikin gida. A cikin hanyar sanyawa ta Bluetooth, hanyar da ta dogara akan ƙarfin filin daidaitaccen sawun yatsa yana da daidaito mafi girma kuma ana amfani dashi ko'ina.
