Ampararren bluetooth wani nau'ine ne na fasahar watsa cibiyar sadarwa mara waya. A waccan lokacin, fasahar mara waya ta dade tana nan, kuma wasu daga cikinsu ma sun shiga wani mataki na balaga. Misali, ana iya samun fasahar infrared a cikin samfuran kayan lantarki na masarufi kamar su kayan gida, kwakwalwa, wayoyin hannu, da PDA. Babban fa'idar fasahar infrared ita ce tsadarsa. Amma kura-kuranta ma na mutuwa ne: saurin gudu, gajeren nesa, rashin aminci, rauni mai hana katsalandan, don haka ya kamata a riƙa haifar da fasaha mara waya mai ƙarfi lokaci-lokaci don biyan buƙatun mutane na 'yanci, kamar fasahar kara ƙarfin Bluetooth.

Daga ci gaban tarihi na bluetooth amplifier

Akwai gasa mai zafi a cikin kasuwar gwal mai kara ƙarfin bluetooth, saboda guntu shine mahimmin jigilar jigilar kayayyaki don canza sabuwar fasahar IT zuwa kayayyaki. Ko kayayyakin fasahar amfilifa na bluetooth za su iya shiga samar da kayan aiki da gaske ya dogara da ko fasahar kera kere-kere na iya ci gaba. Dangane da kasuwa mai tasowa, yawancin masana'antun masana'antar semiconductor suna saka hannun jari sosai a cikin samar da kwakwalwan ƙarfe na bluetooth don mamaye madafun ikon kasuwar. Sanannun sanannun kamfanonin kera wayoyin hannu na Ericsson da Nokia sun samar da wasu matakai guda biyu wadanda suka hadu da matakin fasahar zamani. Ericssonaramar kunniyar kara ƙarfin bluetooth ta Ericsson da wayoyin salula masu kara ƙarfin bluetooth sunada kwakwalwan kara karfin bluetooth nasu. Bayan haka, Semifonductors na Philips sun taɓa yin amfani da ikon samar da guntu saboda nasarar da suka samu na karɓar VLS1 Technology a cikin 1999. Motorola, Toshiba, Intel, da IBM suma sun tsunduma cikin ci gaban guntu ko kuma sun sayi fasahohin da suka dace da lasisi, amma babu wata nasara .

A cikin 2002, Cambridge Silicon Radio (CSR) a Burtaniya ta gabatar da ingantaccen bayani na CMOS guda-guda (mai sarrafawa mai saurin mita goma) wanda ake kira BlueCore (bluetooth amplifier core), kuma ya sami nasarar hada sigar da zai gaje ta BlueCore 2 -Farashin guntun waje ya fadi kasa da dalar Amurka 5. A ƙarshe, samfurin haɓakar bluetooth ya tashi. Adadin da kamfanin ya samar na kwakwalwan bluetooth a shekarar 2002 yakai kusan 18% na jimlar kasuwa. Daga cikin kayan aiki na yanzu don masu amfani na ƙarshe waɗanda ke bin ƙa'idodin haɓakar bluetooth 1.1, 59% suna sanye da kayayyakin CSR. CSR kuma yana da ɗan takara, Texas Instruments. Texas Instruments sun kuma ƙaddamar da ƙara ƙarfin bluetooth mai ƙara ƙarfi a cikin 2002, wanda ake sarrafa shi ta hanyar komputa a kusan 25mW, wanda ke da ƙarfin adanawa. Ana kiran wannan samfurin guntu BRF6100. Farashin sayan yawa shine dala 3 zuwa 4 kawai. Kayan aikin Texas shima yana haɓaka guntu wanda ke haɗa haɓakar bluetooth da IEEE802.11b. An kiyasta cewa gabatarwar wannan samfurin zai ƙara rage farashin kwakwalwan kara ƙarfin bluetooth. Ci gaban fasahar WUSB tabbas zai bi ta hanya mai wahala iri ɗaya, kuma farashin zai zama matsalar ci gaba ga WUSB.

Ampara ƙarfin Bluetooth yana tallafawa ƙarin ayyuka da ƙari

Chipayyadaddun bayanan haɓakar haɓakar Bluetooth sun shiga matakai uku na ci gaba: 1.0, 1.1 da sabon sigar 1.2. Bayar da bayanai da watsa sauti sune manyan ayyuka ne guda biyu na bluetooth amplifier, gami da hada tashar jirgin sama ta bluetooth amplifier, watsa fayil, hanyar sadarwar kira, kofar muryar, fax, lasifikan kai, aiki tare da bayanai na sirri, aikin kara hasken lantarki na Bluetooth, kayan ergonomic, da sauransu. Wadannan ayyukan na asali guda biyu an fadada su. Yana da kyau a lura cewa yawancin na'urorin kara ƙarfin bluetooth zasu iya samar da wasu daga waɗannan ayyukan kawai. CSR's BlueCore 3bluetooth amplifier chip yana amfani da sabon abu na 1.2, kuma samfuran samfuransa ba'a riga an ƙaddamar da su a babban sikelin ba. BlueCore 3 yana da aikin “saurin haɗi” wanda ke gajarta lokacin ganewa tsakanin na'urorin kara ƙarfin bluetooth zuwa ƙasa da dakika 1, kuma zai iya dacewa da tsalle-tsalle a yayin sadarwa don kaucewa tsangwama na IEEE802.11b.

Hakanan akwai ayyuka don inganta ingancin watsa sauti da haɗa wasu na'urorin kara ƙarfin bluetooth. Abin birgewa shine cewa kayan guntu bisa tushen 1.1 ba ya buƙatar canzawa, kawai sake sabunta firmware (firmware, mai kama da motherboard BIOS) don ƙara ayyukan da ke sama. Kari akan haka, dukkan karfin wutar lantarki yakai 18% kasa da BlueCore 2-External. Dangane da bayanan da aka buga, fasahar WUSB tana da fa'idodi na fasaha fiye da fasahar fadada bluetooth, amma gabatarwar aikace-aikace shine ainihin cikas na fasahar WUSB.