Wireless Access

Bluetooth Basics Overview

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Bluetooth Basics Overview

1. Background Last time, the Bluetooth discussion was quite rushed. This time, I am determined to clarify the fundamental knowledge and applications of Bluetooth. 1.1 Reference Materials Overview of Bluetooth Version Development http://blog.sina.com.cn/s/blog_d2db96110102xnj6.html In-depth Understanding of Low Energy Bluetooth (BLE) Protocol Stack https://blog.csdn.net/shunfa888/article/details/80140475 BLE Protocol Series (1) Introduction to Bluetooth https://blog.csdn.net/zwc1725/article/details/80703326 2. Basic Knowledge of … Read more

Five Star Development Boards from Silicon Labs

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Five Star Development Boards from Silicon Labs

Silicon Labs, as a global leader in high-performance analog/mixed-signal IC design, has several star chip products/solutions in the fields of security and intelligent wireless technologies that many are familiar with. Notably, Silicon Labs’ integrated hardware and software platforms, intuitive development tools, and outstanding ecosystem provide great convenience for developers and electronics enthusiasts to use these … Read more

Understanding LoRaWAN Positioning White Paper

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Understanding LoRaWAN Positioning White Paper

Internet of ThingsConference Recommendations We are honored to invite several well-known companies and institutions from the TOP20 list, including ARM, Huawei, ZTE, Keysight Technologies, and Alibaba, to attend the ET2018 IoT Forum (Shenzhen Station) to give wonderful speeches. Including: IoT security chip-level solutions, IoT security, latest applications of NB-IoT, IoT + blockchain, IoT + AI, … Read more

Industrial Grade USB WiFi Module with Win7/10 Drivers

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Industrial Grade USB WiFi Module with Win7/10 Drivers

Atheros AR9271 Industrial Grade USB WiFi Module (Win7/10 Drivers) Parameter Details: Interface: USB2.0 Chip: Atheros AR9271 Wireless Standard: IEEE802.11b/g/n Transmission Rate: 150Mbps Frequency Range: 2.4-2.4835GHz Operating Channels: 1-14 Security Features: WPS-PSK/WPA2-PSK, WPA/WPA2, 64/128/152-bit WEP encryption Operating System: Windows XP/Vista, Windows 7/10, Linux Operating Environment: Operating Temperature: -10°C-60°C, Storage Temperature: -20°C-70°C, Humidity: 10%-95%RH non-condensing Product Features: … Read more

High-Performance Bluetooth Low Energy Chip HS6621CxC

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High-Performance Bluetooth Low Energy Chip HS6621CxC

In the era of mobile internet, devices such as smartphones, Bluetooth headsets, and smartwatches have become essential in people’s daily work and life. However, these smart products often face issues of loss or theft, and their high prices can lead to significant financial losses for the owners. Moreover, the loss of important data stored within … Read more

Opportunities or Distractions? eMTC Should Not Follow NB-IoT’s Price War

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Opportunities or Distractions? eMTC Should Not Follow NB-IoT's Price War

Author: Zhao Xiaofei IoT Think Tank Original Reprint please indicate the source and origin Introduction If eMTC is to be commercially launched, the industry should abandon the view that “module prices are the bottleneck for industrial development” and hope that eMTC does not follow the old path of NB-IoT. Instead, it should seek to provide … Read more

Bluetooth Headset Buying and Pairing Guide

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Bluetooth Headset Buying and Pairing Guide

Bluetooth headsets have become increasingly popular in recent years, as they free users from the constraints of cables, providing a more convenient experience. However, with so many Bluetooth headsets available on the market, how do you choose the right style for yourself and pair it correctly? Here are some practical suggestions. How Bluetooth Headsets Work … Read more

Wireless Modules in Intelligent Lighting Systems

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Wireless Modules in Intelligent Lighting Systems

For a long time, commercial lighting systems have been committed to equipping facility managers with industry-leading lighting control technologies. This unwavering commitment aims to significantly reduce energy consumption through innovative control systems, actively responding to green environmental concepts and economic efficiency demands. Intelligent lighting refers to a distributed wireless telemetry, remote control, and remote communication … Read more

Understanding Low Energy Bluetooth (BLE) Testing Techniques

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Understanding Low Energy Bluetooth (BLE) Testing Techniques

All you need to know about Low Energy Bluetooth (BLE) in 2020 We live in a space where fantasy and reality reflect each other, technology and culture intertwine, individuals and the collective merge, and privacy and transparency find balance. In a world of the Internet of Things, everything is striving to be excellent enough, and … Read more

Introduction to Telink Semiconductor Bluetooth Low Energy Extended Advertising

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Introduction to Telink Semiconductor Bluetooth Low Energy Extended Advertising

1 Introduction Legacy advertising only sends on channels 37 (2402), 38 (2426), and 39 (2480), and can only use 1M PHY, with a maximum effective data payload of 31 bytes. Core 5.0 introduces extended advertising, which can carry more advertising data, allowing the application layer to set up to 1650 bytes of advertising data. It … Read more