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A device transmits data to a 2.4G reader in real time through a wireless connection using the 2.4 GHz frequency band, which is common for Wi-Fi and Bluetooth

. This is achieved by a transceiver module that receives and transmits data packets, often using protocols like Wi-Fi or a proprietary 2.4GHz signal that connects via a USB dongle to a host device. Examples include wireless barcode scanners and IoT data loggers, which use this connection to send information instantly to a computer or cloud service for immediate processing.

How the transmission works

A device, such as a wireless barcode scanner or an IoT data logger, scans or collects data.
A built-in 2.4G transceiver module sends this data wirelessly using the 2.4 GHz frequency band.
The data is sent to a corresponding receiver or "reader," which can be a USB dongle plugged into a computer or a gateway that connects to a cloud server.
The reader receives and decodes the data, making it available for real-time use in application software, a cloud platform, or on a mobile device.

Examples of 2.4G transmission in action

Wireless Barcode Scanners : These devices scan barcodes and instantly transmit the data to a host computer or POS system for inventory management without needing a physical cable.
IoT Data Loggers : Devices like temperature and humidity sensors transmit real-time data to a cloud platform, allowing users to monitor conditions from a mobile app or PC.
Vehicle Systems: 2.4G transceiver modules enable real-time communication between vehicles for applications like collision avoidance, where split-second decisions are critical.

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How 2.4G Transceiver Modules Enhance the Range and ...

rficy.com

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7 days ago — The 2.4G transceiver module acts as the communication backbone for Bluetooth devices. It is responsible for both transmitting and receiving data ...

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All kinds of operational data of the physical machine are transmitted in real-time to the WiFi module adapter of EPEVER Cloud server. Can be accessed through ...

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UHF RFID Active 2.4G Directional Reader

Shenzhen Marktrace Co., Ltd

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Active RFID ( Radio Frequency Identification) tags are continuously operating, battery-powered sensors that collect data and transmit it to a reading device.

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goldbridgesz.com

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The reader transmits control commands to control the tags in the area through the 2.4G wireless channel. It can control the power, working frequency, sleep, and ...

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Shenzhen Jietong Technology Co.,Ltd

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Active RFID is powered by an external power supply or built-in battery, and actively sends signals to the reader , which has a longer transmission distance and ...

Monitoring Interference in the 2.4 GHz ISM Band with a Real ...

cdn-anritsu.com

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cdn-anritsu.com

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Beacon signals are transmitted using the lowest modulation scheme supported, which in the 2.4 GHz ISM band is DBPSK or DQPSK (DSSS).

The Role of 2.4G Transceiver Modules in Vehicle ... - RF Module

rficy.com

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Nov 15, 2024 — The 2.4 GHz transceiver module provides real-time communication , allowing vehicles to send and receive crucial data ... real-time communication ...

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Wireless Barcode Scanners: Features, Benefits, and Best ...

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Jun 30, 2025 — Most wireless scanners also support two data transfer modes: Instant Upload sends data in real time as you scan. Storage Mode saves data ...