How do bluetooth headsets work?

The working principle of Bluetooth headset can be roughly divided into four steps:


1 The decoding chip in the mobile phone decodes music files such as MP3, Over Ear Wireless Headphones，and generates a digital signal that is sent to the Bluetooth headset through Bluetooth;


2 The Bluetooth headset receives digital signals and converts the analog signals that can be understood by human ears through the digital-to-analog conversion chip inside the Bluetooth headset;


3 To amplify the analog signal, you need to use the signal amplification chip inside the earphone;


4 The headphone unit receives the amplified signal and emits sound, and the ear hears the sound of music.


like：

How to wear ear-mounted bluetooth headset?

Can I use headphones if the surrounding sound is too loud?

How to Quickly Pair Over-Ear Bluetooth Headphones

Comments

Post a Comment

Popular posts from this blog

What are the advantages of tandem solar cells?

Introduction: Tandem solar cells are a type of solar cell that uses two or more different types of semiconductor material in series on the same substrate. These cells offer unique advantages over single-junction solar cells, including higher efficiency, wider spectral response, and greater flexibility in meeting specific application needs. In this article, we will explore the advantages of tandem solar cells and examine their characteristics and uses. Advantages of Tandem Solar Cells: 1. Higher efficiency: Tandem solar cells can achieve higher conversion efficiencies than single-junction solar cells because they can utilize a wider range of wavelengths of sunlight and maximize the absorption of sunlight. By combining two or more different types of semiconductors, tandem cells can enhance the overall efficiency by increasing the spectral response and reducing the loss of light. 2. Wider spectral response: Tandem solar cells can have a much wider spectral response than single-junctio...
Read more

What are the advantages of using inverter welding machine

1. Small size, light weight, saving manufacturing materials, easy to carry and move. Since the inverter frequency in the equipment is much higher than the power frequency, the volume and weight of the transformer will be greatly reduced. ​inverter welding machine    Similarly, if the operating frequency is greatly increased, the volume and weight of the reactor will be greatly reduced. 2. Energy saving and high efficiency The volume and weight of the transformer and the reactor are greatly reduced, and the corresponding power loss is also greatly reduced, and the effective power output can reach 82% to 93%. The effective power output of traditional welding machines is only 40% to 60%, which is a serious waste of power resources. 3. Good dynamic characteristics and flexible control The inverter welding machine adopts electronically driven semiconductor power devices, which can precisely control the current size in the microsecond time range. The improvement of control accuracy ...
Read more

What Does a SMT Machine Do?

SMT, or surface mount technology, machines are essential components of modern manufacturing processes. These machines perform a wide range of tasks, from loading and unloading components to inspecting and sorting parts. Understanding the role of SMT machines is crucial for those involved in manufacturing and production. 1. Loading and Unloading Components One of the primary tasks of SMT machines is loading and unloading components. These machines typically work with small parts, such as electronic components, that are placed onto printed circuit boards (PCBs). The machines load components onto the board using a variety of techniques, such as pick-and-place or drop-on-demand, and then secure them using adhesives or other bonding methods. 2. Component Sorting and Inspection SMT machines are also equipped with inspection systems that can identify and classify components based on their size, shape, and appearance. These systems are crucial for ensuring that the correct parts are used i...
Read more