Communications Antenna,Smart Card Connectors,SIM Card Connectors,SD card connectors,Solar Connector
Telecommunication / Networking
The widespread deployment of 5G continues to promote the development of smart cities, smart living
As commercial vehicles become connected vehicles, how do you integrate the latest technology while
Developing Industry-Leading Technologies for Tomorrow's Consumer Products.
A wide variety of microminiature interconnects designed for mobile phones, MP3 players, tablets, and
Medical diagnostics must be convenient if they are to be continuous. Already smartphones are being
Data Center Solutions
Data centers need fast, reliable, seamless connectivity to meet the growing demands of 5G
The SIM card holder can have a strong use ability
The SIM card holder can have a strong ability to use, and it can also maintain a common progress performance. The use of memory cards can also be said to be a related basic condition that everyone sti
SMT processing solder joint quality and appearance inspection
With the advancement of technology, some electronic products such as mobile phones and tablet computers have become light, small and portable.
What is the difference between different types of sim card sockets
In this morning of the Internet era, each of us uses mobile phones. How much do we know about the phone deck? I think few people know about this deck because our deck is It is set inside the mobile ph
How to linearize the RF power amplifier
The non-linear distortion of the RF power amplifier will cause it to generate new frequency components. For example, for the second-order distortion, it will produce the second harmonic and two-tone b
What are the criteria for judging the nonlinearity and linearity of a power amplifier?
The standard for judging non-linearity and linearity can be: use a fixed frequency f1 and level input to the amplifier, observe the output of the amplifier, if its output contains additional frequency
What is a broadband power amplifier? What are the main applications?
The signal amplified by the amplifier has a lot to do with the frequency of the signal. If the frequency is too high or too low, the operational amplifier will have a lot of distortion when amplifyin
What is a solid state power amplifier? RF solid state power amplifier?
Solid-state power amplifiers have the advantages of small size, low working voltage, long life, high efficiency, and high reliability. They have been widely used in radio frequency/microwave/millimet
What is a power amplifier module? Where can I purchase it?
The power amplifier is a module circuit in the RRU equipment, referred to as the PA module. Complete small signal amplification and power amplification in the TRX link.
The birth background and development status of microwave power modules
Transmitting devices are mainly divided into two forms: semiconductor solid-state devices and electric vacuum devices. As a power amplifier, electric vacuum devices have played a very important role i
Detailed analysis of various classifications, indices and main characteristics of microwave filters
According to the type of the transmission line of the microwave filter, the performance index and design method of various microwave filters are introduced in detail according to this classification m
Classification and structure of microwave communication antennas
The antenna system is an important part of the microwave relay communication system. The signal energy transmitted by the microwave equipment is sent and received point-to-point in free space through
Microwave communication antenna technical requirements
The mechanical properties of antennas produced by different manufacturers are different. This requires that the mechanical performance requirements of the antenna are clearly defined in the design of
Four factors affecting the signal loss of connector coaxial cable
Under normal circumstances, when the coaxial cable transmits data signals, it will continuously lose the signal, which will cause the signal amplitude to decrease after reaching the end point, and som
t's about the transformation and development of RF engineers
In the future, the trend of circuits is digital and integrated. So, will the living space of traditional RF engineers, including those who make devices and the design of RF front-ends, be compressed?
Low-cost millimeter-wave phased array chip comes out, breaking multi-party checks and balances
On June 15th, Liu Yunjie, an academician of the Chinese Academy of Engineering, stated that the Nanjing Network Communication and Security Purple Mountain Laboratory has developed a CMOS millimeter wa
What is the difference between antenna and radar
An antenna is a metal device (such as a rod, wire, or arrangement of wires) used to transmit or receive radio waves. A component used in radio equipment to transmit or receive electromagnetic waves.
The principle, development and application of radio frequency circuit
Radio frequency is abbreviated as RF, radio frequency is radio frequency current, which is an abbreviation of high-frequency alternating electromagnetic waves. The alternating current that changes les
Types of radio communication antennas
Various radio communication antennas
TV antenna detailed explanation Antenna working principle and function
veryone is familiar with TV antennas. I remember that old-fashioned black-and-white TVs were pole-mounted TV antennas that had their own antennas and were later developed outdoors. But so far, TV ante
Whole machine power amplifier MW1982-20W 50Ω 43dBm(20W) 20MHz to 2500MHz
MW1982-20W microwave power amplifier adopts the latest GaN power tube and ultra-wideband power matching synthesis technology. The instrument uses a single knob to control the power output and size, an
Why is the amplifier limited? The reason is!
An amplifier is an electronic device used to increase signal power. The amount of amplification in an amplifier is measured by its gain, that is, the ratio of output voltage, current, or power to inpu
Class A Class B Class AB Class D Class G Class H Power Amplifier Circuit Knowledge Sharing
Class A Class B Class AB Class D Class G Class H Power Amplifier Circuit Knowledge Sharing
The concept and parameters of waveguide antenna
A waveguide antenna is an antenna that guides radio frequency energy from an air medium into a waveguide, and vice versa.
Do you know the development trend of antennas?
With the emergence of higher 4G LTE versions (3GPP version 13 and version 14) and the latest 5G standard (3GPP version 15), antennas for wireless communication have begun to undergo substantial chang
The advantages, disadvantages and applications of microstrip antennas
Compared with conventional microwave antennas, microstrip antennas have some advantages. Therefore, a large number of applications have been obtained in a wide frequency band from about 100MH to 50GHz
Antenna development trend-5G
With the emergence of higher 4G LTE versions (3GPP version 13 and version 14) and the latest 5G standard (3GPP version 15), antennas for wireless communication have begun to undergo substantial change
Lineyi's website has been redesigned and upgraded, officially launched
Our new website provides more abundant products, and each product can be individually inquired for the bill of lading. At the same time, we also provide more and richer industry information sharing. F
Metamaterials and their applications in antennas
Metamaterials have become a hot research topic, especially in fields involving modern antenna structures. However, we still don't know much about what metamaterials are and their role in antenna devel
What is antenna array and antenna array type?
An antenna array, also called a phased array, is a group of antennas composed of two or more antennas. These antennas combine signals with each other to achieve higher performance than a single antenn
Microwave antenna and various antenna concepts analysis
Transmitting or receiving antennas that work in meter wave, decimeter wave, centimeter wave, millimeter wave and other wave bands are collectively called microwave antennas. Microwaves mainly rely on
What is the difference between passive antenna and passive antenna?
Passive antennas are radiating elements composed entirely of passive components. Normally, this means that a passive antenna system includes at least a passive radiator (antenna element), passive impe
What is antenna polarization? Why do we need to consider antenna polarization?
Antenna polarization is similar to optical polarization. Although there is a "polar", it has nothing to do with Arctic weather, but involves sending and receiving electromagnetic radiation according t
Principle and main parameters of microwave antenna
Microwave antenna is a kind of antenna device used in the field of microwave (meter wave, decimeter wave, centimeter wave, millimeter wave, etc.) communication as a feeder for reflective surface commu
Conceptual Analysis of Antenna Standing Wave Ratio
Standing wave ratio is called voltage standing wave ratio, also known as VSWR and SWR, which is short for English Voltage Standing Wave Ratio.
What are the antenna performance measurement standards
Antennas are key components of radio frequency and microwave equipment and are widely used in various applications such as radio and television broadcasting, radar, cellular transmission, and satellit
Common Models of RF Coaxial Connectors
This article briefly introduces various general model names, appearances and applications of small and medium power coaxial connectors, helping test engineers, especially beginners, to get a prelimina
Analysis of Directivity and Directivity Coefficient of Microwave Antenna
The basic function of an antenna is to change the electromagnetic wave transmitted by the feeder into an electromagnetic wave propagating in free space.
Design of ultra-high performance microwave antenna feed system
In recent years, with the rapid development of my country's communication industry, microwave relay communication antennas have also been continuously developed and improved.
Performance index of power amplifier
There are many performance indicators for power amplifiers, including output power, frequency response, distortion, signal-to-noise ratio, output impedance, damping coefficient, etc., among which thre
Benefiting from 5G demand, RF/microwave power transistors will lead the market rebound next year
According to the "IC Insights" report, due to the impact of the new crown pneumonia (Covid-19) epidemic, the overall power transistor market revenue is expected to fall by 7% this year, but by 2021, s
Xiamen Lineyi Antenna & Connectors has been engaged in R&D and marketing of 5G/4G antennas, Wi-Fi antennas, GPS antennas series, 5.8G antennas for aerial photography drone as well as smart card connectors series for over 15 years with rich experience in the field. We have 2 production bases in Ningbo and Dongguan with more than 200 employees. Factories covers an area of 20000 square meters. Our production lines are well equipped with state- of- the- art automatic machines.......