Specifications

Technical specifications

Parts List

Structure size

Physical parameters	size weight Mounting holes interface Power supply LED indicator light	＜Φ50mm*16.5mm 6g See structural design drawing 2个GPIO,UART_TXD,UART_RXD,GND,VDD3V3 DC 3.3V±5% 1 red and green two-color indicator light
Power consumption parameters	average current Peak current	75mA/5V@80Hz 660mA/5V@80Hz
Antenna parameters	UWB antenna type Bluetooth antenna type	Onboard array antenna Onboard ceramic antenna
Performance parameters	UWB communication distance Angle measurement accuracy Range measurement accuracy Measurement frequency Communication function UWB standard	100 meters, no interference, no obstruction +0.5°(1σ) +5cm(1σ), ranging between two module main antennas 80Hz(max) Support data transparent transmission mode IEEE 802.15.4z
Reliability	Operating temperature storage temperature Working humidity Anti-static level	-40°C-+75°C -40°C~+85°C 95%(non-condensing) IEC61000-4-2 Standard Level 4

Physical parameters

size

weight

Mounting holes

interface

Power supply

LED indicator light

＜Φ50mm*16.5mm

See structural design drawing

2个GPIO,UART_TXD,UART_RXD,GND,VDD3V3

DC 3.3V±5%

1 red and green two-color indicator light

Power consumption parameters

average current

Peak current

75mA/5V@80Hz

660mA/5V@80Hz

Antenna parameters

UWB antenna type

Bluetooth antenna type

Onboard array antenna

Onboard ceramic antenna

Performance parameters

UWB communication distance

Angle measurement accuracy

Range measurement accuracy

Measurement frequency

Communication function

UWB standard

100 meters, no interference, no obstruction

+0.5°(1σ)

+5cm(1σ), ranging between two module main antennas

80Hz(max)

Support data transparent transmission mode

IEEE 802.15.4z

Reliability

Operating temperature

storage temperature

Working humidity

Anti-static level

-40°C-+75°C

-40°C~+85°C

95%(non-condensing)

IEC61000-4-2 Standard Level 4

Name	Quantity	BI303-Q3	BI303-N3	Remark
Evaluation board	1	yes	yes	BI303 Universal evaluation board, only one evaluation board is required for each motherboard
Label	1	yes	yes	ch5/ch9 Configurable
collaborative tags	1	yes	yes	Mutual ranging angles of multiple AOA devices

Technical specifications

Based on UWB ultra-wideband positioning technology, robots can achieve centimeter-level high-precision target tracking, have strong anti-interference ability, and are suitable for complex indoor and outdoor environments. They can stably follow users and are widely used in scenarios such as navigation, delivery, and companionship, enhancing the level of intelligent services and interaction experience.

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By integrating UWB precise positioning, it achieves low latency and highly reliable following, accurately locking the user's location. It can operate stably even in crowded or complex signal environments, automatically avoiding obstacles and accompanying closely, significantly enhancing the convenience and intelligent experience of outdoor travel. It is widely used in ball carts, balance carts, elderly vehicles, AGV vehicles, etc.

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Equipped with a UWB positioning module, smart suitcases and other items can communicate with users' mobile phones or bracelets in real time, achieving centimeter-level precise following and rapid response. Supports safety distance adjustment and disconnection alarm, effectively preventing loss, making travel more reassuring, efficient and intelligent.

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By leveraging the high-precision positioning feature of UWB, asset management can become more efficient, accurate and secure.

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Robot following

The vehicle follows

Asset follow

Others