Indoor positioning

BLE WiFi Gateway

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Gateway VDB2609

Gateway VDB2609 supports 4G network outdoor long-distance Bluetooth gateway, IP67 waterproof and dustproof, and is equipped with explosion-proof iron shell, which can be used in harsh outdoor environments.
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Gateway VDB2609

1. Product Description

VDB2609 is a high power bluetooth gateway with 4G Modem. It is designed for outdoor scenes. It can be used in various scenarios flexibly. For example, it can remote control BLE devices, and receives data sent by BLE devices then relay it to server. With high BLE transmit power and receive sensitivity enhanced by external RF PA and LNA, and a high gain cylindrical antenna, its BLE covering distance can reach more than 200 meters radius.
 
 

2. Applications

 

Indoor Positioning
 
 
1) VDB2609 Bluetooth module collects information about Beacon nearby, including RSSI, MAC, etc., once per second.
 
2) Bluetooth module send the Beacon information to WiFi module through UART serial port, once per second.
 
3) WiFi module transfers the Beacon information (received from BLE module by UART) to the specified UDP server through WiFi, Ethernet or 4G module, and accepts the information returned by the server.
4) Beacon locations can be displayed on the front page after the UDP server after analyzing and calculating the beacon information. UDP server can also delivered orders to the WiFi module, then sent it to the bluetooth module to develop different functions (such as lighting lamps, ringing door bell etc.).
 
 
Schematic of Positioning:
 
 
 

3. Basic Parametes

 

Dimension
L153mm*W137mm*H97mm
Power supply
DC 5V or POE
Average current (no 4G)
200mA@5V
OP. Temp
-20℃~70℃
Physical
Ethernet port *1、DC port *1
WiFi
 
Wifi Protocol
IEEE 802.11n, IEEE 802.11g, IEEE 802.11b
Data rate
IEEE 802.11 b Standard Mode: 1,2,5.5,11Mbps
IEEE 802.11g Standard Mode: 6,9,12,18,24,36,48,54Mbps
IEEE 802.11n : 72Mbps @ HT20    150Mbps @ HT40
Rx Sensitivity
HT40 MCS7 : -70dBm@10% PER(MCS7)
HT20 MCS7 : -73dBm@10% PER(MCS7)
54M: -77dBm@10% PER         11M: -89dBm@ 8% PER
Tx Power
IEEE 802.11n: 14dBm @HT40 MCS7         15dBm@HT20 MCS7
IEEE 802.11g: 15dBm
IEEE 802.11b: 18dBm
Wireless security
WPA/WPA2, WEP, TKIP, and AES
Workig mode
Bridge、Gateway、AP Client
BLE
 
BLE Protocol
Bluetooth ®4.2/5.0(Not support long range)
Data rate
Uncoded:1Mbps/2Mbps,Coded:125kbps(S=8)/500kbps(S=2)
Wireless security
AES HW Encryption
Tx Power
Default 20dBm±1.5dBm
(Can be adjusted from 0 to 20dBm in 4dBm step)
RX Sensitivity
<-94dBm
Coverage
>200m
4G
 
Module Number
Longshang U9300C
Band support
• LTE-TDD   Band 38/39/40/41
• LTE-FDD   Band 1/3/5/8
• TD-SCDMA   Band 34/39
• UMTS   Band 1/8
• EVDO   BC0
• CDMA1x  BC0
• GSM  Band 3/5/8
 
 

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