Devices

Additional details about Leantegra UWB-BLE devices and some devices from our partners.

Leantegra UT-100

Low cost, low power UWB-BLE RTLS tag with IP67 housing, accelerometer, barometer and on-board ML engine.  

UT-100 Characteristics

Hardware Components

  • UWB: Decawave DW1000

  • BLE: Nordic nRF52832 

  • Accelerometer: STM LIS2DW12
  • Barometer: Bosch BMP388 

UWB RTLS Features

  • UWB TDoA: 40-50 cm accuracy, up to 80 meters range, up to 500 tags/sec per zone.
  • UWB TWR: 10-20 cm accuracy, up to 100 meters range, up to 40 tags/sec per zone.
  • 3D RTLS is possible with less anchors – using the barometer.
  • Configurable UWB channels and TX rate via BLE GATT parameters or the mobile application.
  • Can be configured as UWB RTLS anchor with BLE Mesh connectivity.

BLE Features

  • BLE 5.2 support with the standard features, including LE Audio.
  • BLE zoning and ranging – up to 70 meters.
  • iBeacon, Eddystone and TAG mode support.
  • Support for RSSI-IMU RTLS – fusion of BLE RSSI with accelerometer values using Kalman filter. Location accuracy: 3-5 meters.
  • Large set of BLE GATT parameters for configuration from the mobile application or Nordic nRF Connect.
  • BLE Mesh for data relay scenarios. 
  • Low-latency bridge between UWB and BLE – can be used for collision avoidance based on UWB TWR, where latency and feedback are critical.

 TagML Features

  • Leantegra customized TensorFlow Lite framework for nRF52.
  • Support for multiple tools from the TensorFlow ecosystem – for example: Edge Impulse.
  • On-device motion recognition: inactive, walking, running, falling etc.
  • Support for complex motion recognition – for example: construction activities.
  • Real-time sensor classification for barometer and accelerometer data.

Power Management

  • CR2477 battery or CR2477 rechargeable accumulator.
  • Adaptive TX rate for battery saving  – for example: 500 msec for active and 10 seconds for inactive modes.
  • Sleep mode current: 10 uA; UWB active current: 100 mA.
  • Up to 12 months on a single charge for UWB-BLE operations.
  • Up to 24 months on a single charge for BLE only operations.

Dimensions

  • Default housing: 61 x  36 x 20 mm.
  • Possible to repackage into flexible wristbands or other form-factors.

Leantegra UA-IX

Low-cost, low-power UWB-BLE RTLS anchor with IP67 housing.
Supports TDoA, TWR, RSSI based positioning and fully wireless installation (without cables).

UA-IX Characteristics

Hardware Components

  • Main MCU: STM32H7 (Cortex-M7)

  • UWB: Decawave DW1000

  • BLE: Nordic nRF52810

  • Wi-Fi: Texas Instruments CC3100

  • 100 Mbit Ethernet and 12-24V PoE for power supply

  • USB Type-C for 5V power supply

  • MicroSD card slot for logging and firmware updates

UWB RTLS Features

  • Master and Slave modes for UWB RTLS – configurable via the mobile app or BLE GATT parameters.
  • UWB TDoA: 40-50 cm accuracy, up to 80 meters range, up to 500 tags/sec per zone.
  • UWB TWR: 10-30 cm accuracy, up to 100 meters range, up to 40 tags/sec per zone.
  • 3D RTLS is possible with less anchors – using the barometer on UT-100 tags.

BLE Features

  • BLE 5.2 support with the standard features.
  • BLE zoning and ranging – up to 70 meters.
  • iBeacon, Eddystone and TAG mode support.
  • Support for RSSI-IMU RTLS – fusion of BLE RSSI with accelerometer values using Kalman filter. Location accuracy: 3-5 meters.
  • Large set of BLE GATT parameters for configuration from the mobile application or Nordic nRF Connect.. 
  • Low-latency bridge between UWB and BLE – can be used for collision avoidance based on UWB TWR, where latency and feedback are critical

Server Protocols

  • Default: MQTT for RTLS data exchange and remote configurations
  • HTTP / HTTPS

Connectivity and Power Supply

  • 802.11n Wi-Fi for LAN connectivity or Wi-Fi Direct.
  • Wi-Fi connectivity range: up to 40-50 meters.
  • 802.3af PoE and 100 Mbit Ethernet.
  • 5V USB Type-C connector for power supply.
  • Possibility to use USB powerbanks for power supply: 20-24 hours on 10,000 mAh powerbank.
  • Optional: CAN connection to machinery and vehicles for feedback / control scenarios – for example: collision avoidance or vehicle telemetry.

Dimensions

  • Default housing: 170 x 120 x 45 mm.

Leantegra LTE-BLE Locator

Tunnel RTLS device for Oldham mining lamps with support for NB-IoT and Cat-M1 connectivity.

LTE-BLE Locator Characteristics

Hardware Components

  • BLE: Nordic nRF52832

  • LTE: Nordic nRF9160

  • USB Type-C for power supply

RTLS Features

  • Reverse BLE RTLS to work inside underground mines or other industrial locations, where tunnels are present.

  • Location accuracy: 10-20 meters for 1D RTLS.
  • Successfully deployed for both miner tracking and vehicle tracking.

Server Protocols

  • Default: MQTT for RTLS data exchange and remote configurations
  • HTTP / HTTPS

Connectivity and Power Supply

  • LTE NB-IoT and Cat-M1 support, tested in the private LTE network in one underground mine.
  • Power supply: 5V from the mining accumulator or USB.
  • Optional: USB cigarette plug for in-vehicle installation and vehicle tracking.

Dimensions

  • PCB size: 81 x 36 x 5 mm.

WiFi-BLE Locator: Leantegra and InPromTex

Tunnel RTLS device for InPromTex mining lamps with Wi-Fi connectivity and ModBus RTU telemetry.

WiFi-BLE Locator Characteristics

Hardware Components

  • BLE: Nordic nRF52832

  • Wi-Fi: Texas Instruments CC3100

  • Accelerometer: STM LIS2DW12

RTLS Features

  • Reverse BLE RTLS to work inside underground mines or other industrial locations, where tunnels are present.

  • Location accuracy: 10-20 meters for 1D RTLS.
  • Successfully deployed for coal mines.

ModBus RTU 

  • Telemetry from methane, CO and temperature sensors.
  • Display SOS-Alarm messages on InPromTech Smart Lamps.

Server Protocols

  • Default: MQTT for RTLS data exchange and remote configurations
  • HTTP / HTTPS

Connectivity and Power Supply

  • 802.11n for Wi-Fi connectivity.
  • Power supply: 5V from the mining accumulator.

Dimensions

  • PCB size: 58 x 36 x 5 mm

Leantegra WiBeat BLE

BLE beacon and location tag with a programmable button, IP66 protected housing, supporting iBeacon, Eddystone and RTLS modes.

WiBeat BLE Characteristics

Hardware Components

  • BLE: Nordic nRF52832

  • Accelerometer: STM LIS2DW12
  • Programmable button and LED

BLE Features

  • BLE 5.2 support with the standard features.
  • BLE zoning and ranging – up to 70 meters.
  • iBeacon, Eddystone and TAG mode support.
  • Support for RSSI-IMU RTLS – fusion of BLE RSSI with accelerometer values using Kalman filter. Location accuracy: 3-5 meters.
  • Large set of BLE GATT parameters for configuration from the mobile application or Nordic nRF Connect.
  • BLE Mesh for data relay scenarios. 

TagML Features

  • Leantegra customized TensorFlow Lite framework for nRF52.
  • Support for multiple tools from the TensorFlow ecosystem – for example: Edge Impulse.
  • On-device motion recognition: inactive, walking, running, falling etc.
  • Support for complex motion recognition – for example: construction activities.
  • Real-time sensor classification for accelerometer data.

Power Management

  • CR2450 battery or CR2450 rechargeable accumulator.
  • Adaptive TX rate for battery saving  – for example: 500 msec for active and 10 seconds for inactive modes.
  • Sleep mode current: 4 uA; BLE active current: 300 uA.
  • Up to 24 months on a single charge for BLE operations.

Dimensions

  •  50 x 37 x 14.5 mm

ATEX BLE Beacon: Leantegra and InPromTex

ATEX BLE beacon for coal mines with high methane and advanced safety requirements.

ATEX BLE Beacon Characteristics

Hardware Components

  • BLE: STM BlueNRG

  • Main MCU: STM32L0

BLE Features

  • BLE 4.2 support with the standard features.
  • BLE zoning and ranging – up to 70 meters.
  • iBeacon, Eddystone and TAG mode support.
  • Large set of BLE GATT parameters for configuration from the mobile application or Nordic nRF Connect.
  • BLE Mesh for data relay scenarios.

Power Management

  • CR2477 battery or CR2477 rechargeable accumulator.
  • Average current consumption: 30 uA.
  • Up to 24 months on a single charge for BLE operations.

Dimensions

  •  35 x 35 x 20 mm

Leantegra WiBeat UWB

UWB tag with a programmable button and IP66 housing, supports TDoA, TWR RTLS and wireless charging (Qi charger).

WiBeat UWB Characteristics

Hardware Components

  • UWB: Decawave DWM1000

  • Main MCU: STM32L0
  • Accelerometer: STM LIS2DW12
  • Programmable button and LED

UWB Features

  • UWB TDoA: 40-50 cm accuracy, up to 80 meters range, up to 500 tags/sec per zone.
  • UWB TWR: 10-20 cm accuracy, up to 100 meters range, up to 40 tags/sec per zone.

  • Two-way protocol for LED signaling or programmable button commands.

Power Management

  • Wireless recharging (Qi charger) – using any standard smartphone chargers.
  • Up to 2 weeks for TDoA without recharging.
  • Up to 24 hours for TWR without recharging.

Dimensions

  •  50 x 37 x 14.5 mm

Partner Device: InPromTex Smart Lamp

Feature-rich cap lamp device from InPromTex. 

Includes the tunnel RTLS, Wi-Fi connectivity, alarm-SOS messaging, sensors for methane-CO-temperature. Natively supported by Leantegra software.

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Devices

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