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Semtech LoRa 長距離無線技術(shù)連接(Ublox NEO-6m )GPS module，設(shè)計用來追蹤 物品運(yùn)送,人員(老人,小孩),寵物. 可做為防失竊及走失的監(jiān)測感知器.透過藍(lán)芽傳送至手機(jī)可在 GOOGLE MAP 顯示出位置.
? 核心技術(shù)優(yōu)勢
使用 LoRa 長距離無線技術(shù)可透GPS定位,可實(shí)時掌控物品或是人員未置可減少物品移失及人員走失的問題發(fā)生.
? 方案規(guī)格
SX1276(Node)特點(diǎn):
LoRaTM Modem
168 dB maximum link budget
+20 dBm - 100 mW constant RF output vs. V supply
+14 dBm high efficiency PA
Programmable bit rate up to 300 kbps
High sensitivity: down to -148 dBm
Bullet-proof front end: IIP3 = -11 dBm
Excellent blocking immunity
Low RX current of 9.9 mA, 200 nA register retention
Fully integrated synthesizer with a resolution of 61 Hz
FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulatio
Built-in bit synchronizer for clock recovery
Preamble detection
127 dB Dynamic Range RSSI
Automatic RF Sense and CAD with ultra-fast AFC
Packet engine up to 256 bytes with CRC
Built-in temperature sensor and low battery indicator
方案來源于大大通。
