NB-IoT則很好的解決了GPRS抄表方案所面臨的難題。NB-IoT抄表在功能上繼承了GPRS的同時(shí),比起2G/3G/4G有了50-100倍的上行容量提升,這也就意味著,在同一基站覆蓋范圍下,NB-IoT可比現(xiàn)有無(wú)線技術(shù)提供50-100倍的接入數(shù)。這對(duì)于裝表量比較密集的小區(qū)無(wú)疑是一個(gè)更好的選擇。
基于NB-IoT的智能抄表系統(tǒng)主要由帶有NB-IoT模塊的水氣表、基站、NB-IoT核心網(wǎng)、NB-IoT管理平臺(tái)、客戶端網(wǎng)絡(luò)管理系統(tǒng)、集抄管理系統(tǒng)等構(gòu)成。水氣表將采集的水氣用量信息和自身狀態(tài)信息上傳至NB-IoT核心網(wǎng)和物聯(lián)網(wǎng)云平臺(tái),同時(shí)也可以接收來(lái)自云平臺(tái)的控制信息。客戶端網(wǎng)絡(luò)管理系統(tǒng)從NB-IoT管理云平臺(tái)獲取抄收到的居民用水/氣信息,監(jiān)控各居民的實(shí)時(shí)使用情況,水氣公司通過(guò)監(jiān)測(cè)到的數(shù)據(jù),可對(duì)用戶的用水、氣進(jìn)行實(shí)時(shí)階梯調(diào)價(jià)控制,向居民推送每月的使用量和扣費(fèi)等情況。
隨著工業(yè)化進(jìn)程的發(fā)展,當(dāng)今市場(chǎng)對(duì)工業(yè)級(jí)連接器的需求愈加旺盛,要求也日趨嚴(yán)苛,標(biāo)準(zhǔn)化的產(chǎn)品早已無(wú)法滿足客戶以及行業(yè)應(yīng)用的需求。作為專注于精密連接器73年的組裝分銷(xiāo)商——倍捷連接器(PEI-Genesis,簡(jiǎn)稱:倍捷。注:創(chuàng)立初期也叫費(fèi)城電子)又是如何應(yīng)對(duì)的呢?近日,倍捷在京召開(kāi)了媒體交流會(huì),不僅在交流中給出了答案,也介紹了其獨(dú)特的商業(yè)模式,文化價(jià)值觀,以及對(duì)亞太市場(chǎng)的規(guī)劃。
IDEC APW199-G-12V NSPP APW199G12V
IDEC APW1126A NSFP APW1126A
NXP SEMICONDUCTOR 74LVC4245APW FNFP 74LVC4245APW
TEXAS INSTRUMENTS SEMI SN74ABT244APW FNFP SN74ABT244APW
IDEC APW299E-G-120V NSFP APW299EG120V
IDEC APW2LU-A NSPP APW2LU-A
IDEC APW199D-G-120V USPP APW199DG120V
IDEC APW199DY USPP APW199DY
APW MCLEAN TEG10 NSPP TEG10
APW MCLEAN TEG10 USPP TEG10
IDEC APW299D-S-24V NSPP APW299DS24V
IDEC APW-299D-R-120V NSPP APW299DR120V
TEXAS INSTRUMENTS SEMI SN74LVCC3245APW FNFP SN74LVCC3245APW
IDEC APW-199R24V USPP APW199R24V
IDEC APW299D-A-24V USPP APW299DA24V
IDEC APW299D-Y-24V NSFP APW299DY24V
IDEC APW299D-Y-24V USPP APW299DY24V
IDEC APW1126S USPP APW1126S
IDEC APW-199 NSFP APW199
IDEC APW-199 NSPP APW199
IDEC APW-199 USPP APW199
IDEC APW199D-A-120V NSFP APW199DA120V
IDEC APW199D-A-120V NSPP APW199DA120V
IDEC APW199D-A-120V USPP APW199DA120V
IDEC APW199D-G-120V NSFP APW199DG120V
IDEC APW199D-G-24V NSFP APW199DG24V
IDEC APW199D-G-24V USPP APW199DG24V
IDEC APW199D-R-120V NSFP APW199DR120V
IDEC APW199D-R-120V NSPP APW199DR120V
IDEC APW199D-R-120V USPP APW199DR120V
IDEC APW199D-R-24V NSFP APW199DR24V
IDEC APW199D-R-24V USPP APW199DR24V
IDEC APW199D-S-24V NSFP APW199DS24V
IDEC APW199D-W-120V NSFP APW199DW120V
IDEC APW199D-W-120V USPP APW199DW120V
IDEC APW199-G-120V NSFP APW199G120V
IDEC APW199-G-120V USPP APW199G120V
IDEC APW2126G USPP APW2126G
IDEC APW299D-G-120V NSFP APW299DG120V
IDEC APW299D-G-120V NSPP APW299DG120V
IDEC APW299D-G-120V USPP APW299DG120V
IDEC APW-299D-R-120V NSFP APW299DR120V
IDEC APW-299D-R-120V USPP APW299DR120V
IDEC APW299D-W-120V NSFP APW299DW120V
IDEC APW299D-W-120V USPP APW299DW120V
IDEC APW2LD-G NSFP APW2LDG
IDEC APW299-E-R-120V NSPP APW299ER120V
IDEC APW299-E-R-24V NSPP APW299ER24V
IDEC APW299DW6V USPP APW299DW6V
IDEC APW1126D-A NSFP APW1126DA
IDEC APW1126D-A USPP APW1126DA
TEXAS INSTRUMENTS SEMI SN74LVCC4245APW FNFP SN74LVCC4245APW
TEXAS INSTRUMENTS SEMI SN74ABT240APW FNFP SN74ABT240APW
APW International GM8001 Axle Shaft New Left
APW International TO8205 Axle Shaft New Left
APW International GM8065 Axle Shaft New Left
APW International NI8026A Axle Shaft New Right
APW International NI8042 Axle Shaft New Right