Year: 2025

Analysis of Power Supply Circuit Design for Bluetooth Speakers

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Analysis of Power Supply Circuit Design for Bluetooth Speakers

IntroductionRecently, some friends have reported that they did not understand the power supply circuit of our open-source Bluetooth speaker solution.Open-source address: https://oshwhub.com/sunsilicon/s-be5607eThe power supply design of the Bluetooth System-on-Chip (SoC) is crucial, directly affecting the performance, stability, battery life, and cost of Bluetooth devices. When designing, multiple aspects must be considered comprehensively to ensure that … Read more

Bluetooth Channel Sounding Opens a New Era of Distance Sensing – Exploring Development Kit Solutions

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Bluetooth Channel Sounding Opens a New Era of Distance Sensing - Exploring Development Kit Solutions

Bluetooth® Channel Sounding can meet a wide range of precise distance measurement needs while offering advantages of easy deployment and low cost. Its centimeter-level high-precision distance measurement capability is expected to bring innovative features to devices supporting low-power Bluetooth, including Human-interface devices (HID), proximity interactions, automation, and Human Machine Interface (HMI). Anti-Loss Solutions Currently, an … Read more

How to Conduct Bluetooth BQB Certification? Key Considerations

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How to Conduct Bluetooth BQB Certification? Key Considerations

The following are the specific procedures and considerations for Bluetooth BQB certification: Certification Process Register as a member of the Bluetooth Special Interest Group (SIG): Manufacturers must complete registration on the Bluetooth SIG website to obtain membership, allowing them to submit certification applications and access related resources. Submit certification application: Submit the BQB certification application … Read more

Mac Bluetooth Connection Issues? Why Does Your Mouse Keep Disconnecting? Seven Steps to Solve 99% of Bluetooth Pairing Problems!

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Mac Bluetooth Connection Issues? Why Does Your Mouse Keep Disconnecting? Seven Steps to Solve 99% of Bluetooth Pairing Problems!

Have you ever experienced the frustration of your Bluetooth mouse suddenly disconnecting while using a Mac? Especially when the mouse disconnects, your work efficiency drops instantly, forcing you to frequently restart or reconnect. Don’t worry, this issue isn’t necessarily due to hardware failure; often, it’s caused by settings or environmental factors. Today, let’s discuss how … Read more

Bluetooth 6.0: A New Era of Wireless Connectivity

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Bluetooth 6.0: A New Era of Wireless Connectivity

The Bluetooth Special Interest Group (SIG) recently released the Bluetooth 6.0 standard, marking the beginning of a new era in wireless connectivity technology. As the latest version of Bluetooth technology, Bluetooth 6.0 not only continues the excellent features of its predecessors but also brings significant improvements in positioning services, audio streaming, and device networking, including … Read more

What is Bluetooth Man-in-the-Middle Attack?

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What is Bluetooth Man-in-the-Middle Attack?

What is Bluetooth Man-in-the-Middle Attack? A man-in-the-middle attack occurs when an attacker inserts themselves between two devices, intercepting their communication and possibly altering the data, often without the users’ knowledge. In Bluetooth, this typically happens with Bluetooth Low Energy (BLE) devices, such as smartwatches. How the attack is carried out: 1.The attacker must be within … Read more

How to Choose Between Two Wi-Fi Signals on Your Router

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How to Choose Between Two Wi-Fi Signals on Your Router

1.For ordinary users, there is actually no need to delve deeply into the details. Currently, gigabit routers have two signals: for example, xiaomi_xxx/xiaomi_xxx-5G, which represent two Wi-Fi signals (2.4G signal/5G signal).2. Speed of 5G signal vs 2.4G signal —> The maximum speed of the 2.4G signal is 300mbps, while the 5G signal can reach 433mbps … Read more

Does Wi-Fi from Routers Emit Radiation?

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Does Wi-Fi from Routers Emit Radiation?

1. National Safety Standards for Wi-Fi Radiation.1) According to the safety limits set by the International Commission on Non-Ionizing Radiation Protection, the safe radiation range for the human body is “10 watts/square meter”.2) The electromagnetic wave frequency range of Wi-Fi signals is generally from 2.4 GHz to 5 GHz, which is quite close to the … Read more