FBM224卡件 從配置上來(lái)看,這兩款模組均基于海思Boudica200平臺(tái),在大幅提升集成度、性價(jià)比、安全性和降低功耗的同時(shí),新增了藍(lán)牙、OpenCPU、GNSS定位等能力。
值得注意的是,這兩款模組可以支持3GPPR14、R15標(biāo)準(zhǔn),并且支持向R16標(biāo)準(zhǔn)持續(xù)演進(jìn),同時(shí)支持FDD-LTEB3/B5/B8頻段的數(shù)據(jù)傳輸,功耗上相比前代降低50%以上,極大延長(zhǎng)了產(chǎn)品的使用壽命。
有趣的是,第三代5GNB-IoT模組的名稱與前一代保持一致,據(jù)上海移遠(yuǎn)通信副總經(jīng)理孫延明解釋,考慮到眾多客戶在做硬件設(shè)計(jì)、軟件接口適配時(shí),希望新產(chǎn)品在推出時(shí),不需要客戶帶來(lái)更多重復(fù)設(shè)計(jì),重復(fù)投入,同時(shí)結(jié)構(gòu)尺寸也沒(méi)有改變,可以直接使用,這樣可以幫助客戶更好的進(jìn)行迭代。
同時(shí),移遠(yuǎn)第三代NB-IoT模組集成藍(lán)牙BLE5.0技術(shù),支持GPS北斗雙膜定位,包括SIM卡內(nèi)置。集成了這些技術(shù),極大的拓展的新一代NB-IoT模組的應(yīng)用場(chǎng)景。
對(duì)于有二次發(fā)開(kāi)需求的客戶,移遠(yuǎn)還將提供具有增強(qiáng)OpenCPU能力的模組版本,用戶空間達(dá)256KB+64KB,且提供豐富的API接口及范例,開(kāi)發(fā)也會(huì)更加友好。
孫延明還表示,這一點(diǎn)模組的集成度更高,這也讓模組可以實(shí)現(xiàn)更低的功耗,在PSM部分場(chǎng)景下電流可以保持在1μA以下。這可以讓產(chǎn)品在設(shè)計(jì)時(shí),保證同樣續(xù)航的情況下,擁有更小的體積,而體積不變的情況下,可以擁有更長(zhǎng)的續(xù)航。
而在安全性層面,物聯(lián)網(wǎng)門(mén)鎖、智慧抄表等行業(yè),產(chǎn)品都需要安全啟動(dòng)加載執(zhí)行,因此不少行業(yè)人士希望產(chǎn)品提供一定的安全性能,BC95-CNV和BC28-CNV采用獨(dú)立的安全CPU和硬件安全機(jī)制,讓安全性能得到一定的保障。
此外,移遠(yuǎn)前一代模組產(chǎn)品中,由于特殊原因,無(wú)法支持寬壓,而新一代模組已經(jīng)可以支持2.1V-4.2V的寬壓設(shè)備,工作溫度可以在-40~85度。
針對(duì)海思Boudica200平臺(tái),上海海思智慧IoT領(lǐng)域總經(jīng)理劉千朋在5G峰會(huì)現(xiàn)場(chǎng)介紹了與前代相比幾項(xiàng)大的改進(jìn)。
一是通信能力及兼容性得到極大增強(qiáng);二是更低的功耗,可以進(jìn)行真休眠待機(jī);三是更高的集成度,精簡(jiǎn)了外圍50%的器件;四是擁有一個(gè)單獨(dú)的安全子系統(tǒng),為啟動(dòng)、存儲(chǔ)等功能提供安全性保障;五是添加藍(lán)牙功能,支持直接軟件升級(jí)。
一個(gè)有趣的問(wèn)題是,NB-IoT主要為低功耗、長(zhǎng)續(xù)航,但添加藍(lán)牙功能后常開(kāi)的情況下如何保證續(xù)航問(wèn)題?對(duì)此,劉千朋表示海思針對(duì)這一問(wèn)題專門(mén)做了測(cè)試,將藍(lán)牙設(shè)置成10秒掃描一次,實(shí)測(cè)結(jié)果發(fā)現(xiàn),在同樣電池,同樣環(huán)境的情況下,開(kāi)啟藍(lán)牙狀態(tài)下電池壽命也要比Boudica150還提升14%。
當(dāng)然,最后最關(guān)鍵的一點(diǎn)也是眾多客戶希望知道的一點(diǎn),此次移遠(yuǎn)推出的第三代5GNB-IoT系列模組該如何定價(jià)。對(duì)此,孫延明表示,這一代的模組將比Boudica150平臺(tái)價(jià)格更具優(yōu)勢(shì),并且成本也會(huì)隨著時(shí)間慢慢下降。
就如2000年初的2G模組,價(jià)格在100美元以上,而今2G模組價(jià)格僅為兩美元左右,價(jià)格大幅降低,這經(jīng)歷了十多年的發(fā)展。而移遠(yuǎn)從2017年發(fā)布的Boudica120平臺(tái)高達(dá)數(shù)十美元的價(jià)格,到如今價(jià)格已經(jīng)逼近了2G模組,前后不過(guò)3年左右。
FBM224卡件 Siemens CNC Circuit Board 6FX1125-1AA00 6FX1125-1AAOO
Siemens 6SC61-70-0FC50-462 Control Board 7612
Siemens Drive Circuit Board 6SC6100 0NA11 6SC6100NA11
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Siemens Circuit Board 6FX1123-7AA00 6FX1123-7AA00 6FX1
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FBM224卡件