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The principle and function of photoreceptor
一、 Principle of photoreceptor The optical receiver is an important part of the optical fiber communication system. Its basic principle is to convert optical signals into electrical signals. The main components of an optical receiver include a photodetector, a preamplifier and a postamplifier. W...Read more -
Optical module technology, types and selection
一、 Technical overview of optical modules Optical module, also known as optical transceiver integrated module, is the core component in optical fiber communication system. They realize the conversion between optical signals and electrical signals, allowing data to be transmitted at high speed an...Read more -
Principles and applications of optical fiber transceivers (media converters)
一、 Basic concepts and types of optical fiber transceivers (media converters) An optical fiber transceiver is a device that converts Ethernet electrical signals into optical signals, or converts optical signals into electrical signals. It is widely used in long-distance...Read more -
Advantages and Disadvantages of XGPON and GPON
XGPON and GPON each have their own advantages and disadvantages and are suitable for different application scenarios. The advantages of XGPON include: 1.Higher transmission rate: XGPON provides up to 10 Gbps downlink bandwidth and 2.5 Gbps uplink bandwidth, suitable for application scenarios with...Read more -
What the SFP module does
The main function of the SFP module is to realize the conversion between electrical signals and optical signals, and to extend the signal transmission distance. This module is hot-swappable and can be inserted or removed without powering off the system, which is very convenient. The main applicat...Read more -
Principles and Applications of XPON Technology
XPON Technology Overview XPON is a broadband access technology based on Passive Optical Network (PON). It achieves high-speed and large-capacity data transmission through single-fiber bidirectional transmission. XPON technology utilizes the passive transmission character...Read more -
What are the challenges and opportunities ONU products face in digital transformation?
Challenges mainly include the following aspects: 1. Technology upgrading: With the acceleration of digital transformation, ONU products need to continuously update and upgrade their technology to adapt to new business needs. This requires continuous investment in R&D...Read more -
The ole of FTTH (fiber to the home) in developing the economy
The role of FTTH (Fiber to the Home) in developing the economy is mainly reflected in the following aspects: 1. Promote the development of broadband services: FTTH technology can provide users with higher-speed and more stable network connections, allowing broadband serv...Read more -
Application scenarios and development prospects of POE switches
POE switches play an important role in many application scenarios, especially in the Internet of Things era, where their demand continues to grow. Below we will conduct an in-depth analysis of the application scenarios and development prospects of POE switches. First, le...Read more -
The role of AX WIFI6 ONU in smart cities
AX WIFI6 ONU (Optical Network Unit) can play the following roles in smart cities: 1. Provide high-bandwidth connections: WIFI6 technology is the latest generation of wireless communication technology. It has higher spectrum efficiency and better signal quality, can prov...Read more -
Shenzhen CeiTa Communications Technology Co., Ltd-About the working principle of ONU
ONU definition ONU (Optical Network Unit) is called optical network unit and is one of the key devices in the optical fiber access network (FTTH). It is located at the user end and is responsible for converting optical signals into electrical signals and processing the e...Read more -
About OLT applications and market prospects in 2023
OLT (Optical Line Terminal) plays an important role in the FTTH network. In the process of accessing the network, the OLT, as an optical line terminal, can provide an interface to the optical fiber network. Through the conversion of the optical line terminal, the optical...Read more
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