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Frequently Asked Questions

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What is an active positioning system?

Active positioning, also known as indoor navigation, means that people use mobile terminals (mobile phones, iPads, etc.) to actively obtain their own location information and perform active positioning and navigation indoors. Its usage is similar to various map navigation software. The active positioning system works by having handheld devices scan Bluetooth iBeacon beacons, send the scanned data to the cloud platform through the handheld devices. After the platform calculates the positioning results, it feeds back to the terminal application and displays them in real-time on its map. It adopts high-performance Bluetooth positioning algorithms, supports high-precision indoor positioning and navigation for various mobile terminals, and has functions such as real-time positioning, path planning, voice navigation, and AR navigation, which can be integrated into APPs.

What is a passive positioning system?

Passive positioning refers to the real-time positioning of personnel or equipment/assets by having personnel carry positioning tags or installing positioning tags on equipment/supplies, and then using a positioning system to perform real-time positioning on these tags. A passive positioning system relies on positioning algorithms, Bluetooth or UWB gateways, and Bluetooth or UWB positioning tags (such as name badges, wristbands, labels, etc.). After the gateway receives the information sent by the tag devices, it processes the information through server computing and displays the real-time positions of personnel and items on the display platform. This positioning system is mostly used for background positioning to monitor the use of front-end personnel or objects. On the 2D/3D map in the system, data such as the real-time position of the positioned target, movement trajectory, time of entering and exiting a certain area, and stay time can be viewed.

What is inertial navigation?

Inertial Navigation (Inertial Navigation System, abbreviated as INS) is a navigation system based on the Inertial Measurement Unit (abbreviated as IMU). It is an autonomous navigation and positioning system with anti-interference, high precision, and strong autonomy. Inertial navigation calculates the position information of the carrier by measuring acceleration and angles, can realize real-time speed measurement and navigation positioning, and has the ability to work independently. Inertial navigation and positioning belongs to the dead reckoning navigation method. It does not need to interact with the outside world for information and does not rely on communication signals. Therefore, it has the advantages of anti-interference and strong autonomy, and can ensure the stability and consistency of data transmission in extreme weather and weak signal environments.

What is a UWB positioning system?

Ultra Wide Band (UWB) technology is a wireless carrier communication technology. It does not use a sinusoidal carrier, but utilizes short sequences of energy pulses and spreads the pulses over a frequency range through orthogonal frequency division modulation or direct sequencing, thus occupying a very wide frequency spectrum. A UWB positioning system consists of positioning base stations deployed on a UWB platform. By transmitting wireless signals, the UWB positioning system is installed at the required locations. Meanwhile, combined with the working environment conditions supported by the positioning base stations (such as temperature, humidity, illumination, etc.) and positioning algorithms, it realizes real-time positioning of managed objects in different geographical environments.

What is Beacon indoor positioning system?

Bluetooth positioning mainly utilizes the beacon broadcasting function of Bluetooth 4.0 and above. Bluetooth beacon base stations continuously send beacon broadcast messages (which contain transmission power). After terminals such as mobile phones equipped with Bluetooth 4.0 and above modules receive the beacon broadcast messages, they measure the received power, substitute it into the function of the relationship between power attenuation and distance, and calculate the distance from the beacon base station. In this process, the positioning method is very crucial, and different methods lead to different densities of base station deployment and different positioning accuracies.

What is AOA positioning system?

The full name of AOA technology is Angle Of Arrival, which translates to "Angle of Arrival technology". The Angle of Arrival (AOA) method uses a single antenna to transmit a direction-finding signal, while the receiving device has a built-in antenna array. When a signal passes through, phase differences will occur due to the different distances received in the array, and then the relative signal direction can be calculated to achieve positioning. Bluetooth AOA technology is a high-precision positioning technology implemented using the Angle of Arrival method.

What information does a client need to provide for implementing a positioning and navigation project?

Typically, the client only needs to provide the CAD floor plans of the building's internal layout, a list of navigation waypoints, and brief information about these waypoints. If a high-precision 3D map is required, additional materials such as the building's exterior views, interior views, and the source files of the 3D models to be presented are needed.