Bluetooth

Bluetooth Innovations Expand Wireless Connectivity Boundaries, High-Efficiency New Products Propel the Smart Transition of Bluetooth Devices

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Bluetooth Innovations Expand Wireless Connectivity Boundaries, High-Efficiency New Products Propel the Smart Transition of Bluetooth Devices

IoT Think Tank Original As the global industries accelerate their smart transformation, wireless connectivity technologies are undergoing a profound intelligent revolution. The deep integration of artificial intelligence technologies with various connectivity technologies not only enhances the efficiency of device interconnectivity but also gives rise to entirely new application scenarios and functionalities. Among various wireless connectivity … Read more

Mijia Extension Program Development – Controlling BLE Mesh/BLE Devices

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Mijia Extension Program Development - Controlling BLE Mesh/BLE Devices

Bluetooth is a radio technology that supports short-range communication between devices (generally within 10m). It enables wireless information exchange among various devices, including smartphones, wireless headsets, laptops, and IoT devices. With the Mijia extension program SDK, users can easily and quickly invoke Bluetooth functions and communicate with BLE/BLE Mesh devices for remote (gateway) and direct … Read more

Low Power Reigns Supreme – Bluetooth Empowers Smart Labels, ESL, and NLC for Sustainable Applications

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Low Power Reigns Supreme - Bluetooth Empowers Smart Labels, ESL, and NLC for Sustainable Applications

In the global sustainable development process, Bluetooth™ technology is creating significant benefits. Lighting systems consume 15% of the world’s electricity, and the retail industry generates millions of tons of unrecyclable paper label waste each year, while inefficient management of temperature-sensitive goods in the supply chain, especially in food and pharmaceuticals, leads to enormous resource waste. … Read more

Communication History Series 833 – Who Was the First Mobile Phone to Support Bluetooth in the World – 2001

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Communication History Series 833 - Who Was the First Mobile Phone to Support Bluetooth in the World - 2001

Communication History Series 833 – Who Was the First Mobile Phone to Support Bluetooth in the World – 2001 July 26, 1999: The “Special Interest Group (SIG), led by Ericsson, officially announced Bluetooth version 1.0A, operating in the 2.4GHz frequency band. 2000: Ericsson announced the world’s first mobile phone to support Bluetooth, the Ericsson T36. … Read more

nRF52832 Bluetooth Development – BSP Project Debugging (Part 2)

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nRF52832 Bluetooth Development - BSP Project Debugging (Part 2)

Starting the debugging process based on the established development environment (for setting up the development environment, refer to nRF52832 Bluetooth Development – Setting Up Development Environment Based on VS Code (Part 1)).Since the focus is on learning Bluetooth knowledge, the development board used has a minimal design, featuring only two LEDs, two buttons, and a … Read more

Hengxuan Technology: How Competitive Are Its Bluetooth Chips?

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Hengxuan Technology: How Competitive Are Its Bluetooth Chips?

01. Hengxuan Technology (688608) Stock PriceOn April 30 last year, Hengxuan Technology (688608) saw its stock price drop to 122 yuan, but today, on April 30, the stock price reached 448 yuan during trading, marking an approximately fourfold increase over the year.As of the market close on June 30, 2025, Hengxuan Technology’s stock price was … Read more

129 Yuan DIY STM32 Open Source Smart AI Watch with Built-in Pedometer, Compass, NFC, Heart Rate Monitor, Temperature and Humidity Sensor, Altimeter, and Bluetooth OTA Upgrade

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129 Yuan DIY STM32 Open Source Smart AI Watch with Built-in Pedometer, Compass, NFC, Heart Rate Monitor, Temperature and Humidity Sensor, Altimeter, and Bluetooth OTA Upgrade

Contact the editor at the end of the article to obtain the project source code. OV-Watch Smart Watch is based on the STMicroelectronics STM32F411CUE6 development board and the FreeRTOS operating system, using the LVGL graphics library; gesture recognition utilizes a 6-axis MPU6050; heart rate and blood oxygen monitoring is done using the EM7028; altitude measurement … Read more

In-Depth Analysis of the LE Set Scan Parameters Command in the Zephyr Bluetooth Stack

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In-Depth Analysis of the LE Set Scan Parameters Command in the Zephyr Bluetooth Stack

1. Protocol Interpretation The HCI_LE_Set_Scan_Parameters command is used to set the scanning parameters. 1.1 Command Parameters LE_Scan_Type indicates whether the scan is active or passive. The LE_Scan_Interval and LE_Scan_Window parameters are recommendations from the Host on how long (LE_Scan_Window) and how frequently (LE_Scan_Interval) the Controller should scan. The LE_Scan_Window parameter shall always be set to … Read more

From Beginner to Expert: A Comprehensive Analysis of Bluetooth Protocols

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From Beginner to Expert: A Comprehensive Analysis of Bluetooth Protocols

Bluetooth technology has permeated our lives widely: wireless headphones, smartwatches, game controllers, in-car voice systems, IoT devices… But do you really understand what Bluetooth protocols your devices support, how fast they are, and how far they can transmit? This blog will systematically guide you through the history and technical differences of Bluetooth protocols. 1. Background … Read more