• Owing to the growing demand and quality requirements of the optical transceivers, testing their performance is necessary and important. Fiber optics is a multi-parameter technology, so several factors must be considered while testing the optical transceivers. This post discusses different parameters and introduces testing methods of fiber optic transceivers. An optical transceiver features a transmitter and a receiver, so it is important to test this equipment for individual functionality. Different Techniques of Transmitter Testing and Receiver TestingLet us focus on different methods and parameters of transmitter and receiver testing. Testing TransmitterWhen it comes to transmitter testing, the following factors must be tested on a priority basis.  l Transmi...
    2022 - 11 - 03
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Building a network with huge bandwidth and higher transmission speed has emerged as a key requirement in recent years. To accomplish this, several network cables have been used over the years. Traditionally, copper cables are widely used which are now being connected to fiber optic cables for better connectivity and geographical network expansion. In the case of new networks, especially in application where high-speed internet is a prerequisite, only fiber optic cables can be used entirely. Both cables offer unique advantages and specific beneficial features. Copper cables can be found in many...
发布时间: 2022 - 11 - 24
Views:2
Owing to the growing demand and quality requirements of the optical transceivers, testing their performance is necessary and important. Fiber optics is a multi-parameter technology, so several factors must be considered while testing the optical transceivers. This post discusses different parameters and introduces testing methods of fiber optic transceivers. An optical transceiver features a transmitter and a receiver, so it is important to test this equipment for individual functionality. Different Techniques of Transmitter Testing and Receiver TestingLet us focus on different ...
发布时间: 2022 - 11 - 03
Views:11
As can be seen from the word, DCI refers to the network connection of two or more data centers. Depending on the distance and transmission capacity, engineer can use a variety of different technologies for interconnection, which is a broad concept. DCI can be built from the optical layer, using switches and routers. DCI generally refers to the interconnection of different data centers of operators, or the interconnection of enterprise-level data centers. In 2022, the demand for cloud services will explode, and the capacity, cost of data center interconnection will become several key points. Op...
发布时间: 2022 - 10 - 19
Views:8
In the 5G era, Chinese companies have achieved the catch up of network technology—5G patents are the first in the world. Now many countries are developing 6G, and Chinese companies are also taking the lead in layout. The latest research shows that the 6G patents applied by China account for nearly 50% of the world, far ahead of other companies.The research institution called Market Research Future (MRFR) recently released the 6G Market Research Analysis Report, which shows that nearly 50% of the world's 6G patent applications come from China, and the rest from other countrie...
发布时间: 2022 - 10 - 18
Views:12
On the afternoon of October 17, Shanghai Metro Line 18 held a roll-off ceremony at CRRC Zhuji.  The project train is currently the highest level fully automatic driving train (GoA4) unattended during the whole process.Shanghai Metro Line 18 was initially equipped with 50 vehicles and adopted the national standard 6-section A-type car group, with a maximum speed of 80km/h.BEIHAI Communication provided on-board passenger information system for Shanghai Line 18 trains. For the GoA4 level, the passenger information system can adapt to a variety of scenarios for linkage, and it fully cons...
发布时间: 2019 - 12 - 26
Views:65
1. Introduction Optical fiber sensing takes advantage of the physical properties of light as it passes through the optical fiber to detect changes in temperature, strain and other parameters. Optical fiber has wide working frequency band and large dynamic range, which is suitable for remote measurement and remote control. It is an excellent low loss transmission line. Under certain conditions, optical fiber is particularly easy to accept the measured or field loading, and is an excellent sensing element. The optical fiber is electrically neutral, small in size, light in weight, ...
发布时间: 2022 - 09 - 29
Views:9
On September 16, the 19th China ASEAN Expo which lasts for 4 days held a grand opening ceremony in Nanning, Guangxi. Under the background of normalization of epidemic situation, all provinces, autonomous regions and cities have used the platform of China ASEAN Expo to inject strong impetus into the development of regional in-depth integration. The signed investment enterprises of this year's China ASEAN Expo involve 27 provinces, autonomous regions and cities, including Guangdong, Beijing, Shanghai, Hunan, Fujian, and the number of cooperative provinces is the highest in the...
发布时间: 2022 - 09 - 20
Views:17
It is universally acknowledged that optical transceiver is widely used in the data center. That is because optical transceiver is playing a major role on data transmission. Therefore this article is written for make a brief introduction about data transmission. Descriptionthe Data transmission, also referred to as digital transmission or digital communications, is the movement of data over a communication medium from one device to another. In the form of a digital bitstream or a digitized analog signal, the process of data transmission is applied in different channels: point to point, poi...
发布时间: 2022 - 08 - 30
Views:13
LightCounting updates its forecast for sales of Ethernet and DWDM transceivers to Cloud companies.Investments by Cloud companies in mega datacenters and their supporting networking infrastructure have created a new and very dynamic segment in the optical components and modules market. This report from LightCounting offers an in-depth look at the development of this market in 2016-2021 and its prospects for growth in 2022-2027.Figure 1 summarizes the results of our analysis of sales of Ethernet and DWDM transceivers to the Top 5 US Cloud companies. We expect that total sales to the top 5 US Clo...
发布时间: 2022 - 08 - 25
Views:15
What is inside an optical transceiver?Playing a big role on connecting different network devices to transmit and receive data, optical transceivers are very essential in the optical communication system. There is lots of information available to introduce their types, features and parameters, but we still know little about the internal elements. What is inside an optical transceiver? After viewing the assembly process and having conversations with experienced workers in the workshop, I am writing this article to answer this question.Brief to make a definition, the main elements insid...
发布时间: 2022 - 08 - 18
Views:12
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