Microwave Tech - Sources of RF/Microwave Technical Blog page 11

2021-08-23

When the hf/microwave rf signal is fed into the high-frequency PCB circuit board, the loss caused by the circuit itself and the circuit material will inevitably generate a certain amount of heat. The greater the loss, the higher the power passing through the PCB material, and the greater the heat generated will be.

2021-08-21

Analysis of the influence of materials and processing on PCB circuit Dk and phase consistencyAs the frequency continues ...

2021-08-21

Choosing the right circuit board material to reduce the size of the RF circuitWith the increasing demand for mobility an...

2021-08-21

ipcb is mainly engaged in fast sample and small and medium batch production services of high frequency microwave printed...

2021-08-21

About 5G industry chain,the application of antenna includes the base station side and the terminal side, and no matter in the base station or in the terminal, the antenna is the signal transmitting and receiving middleware, antenna performance, directly affect the quality of communication.

2021-08-20

What is the difference between Rogers RO4835 and Rogres RO4350B PCB sheetsThe dielectric constant and dissipation factor...

2021-08-20

About phased array antenna, communication, radar, and electronic warfare integrated electronic information system has become the mainstream of modern electronic warfare equipment development, and the phased array antenna with wide Angle scanning performance is its foundation.

2021-08-20

With the increase of PCB Circuit DK, it is more and more difficult to control the phase consistency of printed circuit board (PCB) materials. Accurately predicting phase changes of circuit board materials is not a simple or routine task.

2021-08-19

About Intelligent Microwave Photon RF,a variety of different frequency bands, communication standards, and wireless services continue to emerge, resulting in more and more obvious diversity and heterogeneity of wireless systems mainly manifested as A variety of different communication systems and standards coexist, such as 5G, which has begun to be commercially available, 4G, and 3G and 2G, which have a certain number of users.

2021-08-19

Now, millimeter-wave frequencies in the range of about 20GHz to 110GHz are becoming increasingly popular because higher bandwidth is available at millimeter-wave frequencies.

2021-08-18

Millimeter-wave radar has outstanding performance and is widely used in many fields.Modern countries attach great importance to the development of radar technology. The radar sensor system, as the core component, can not be separated from military applications involving national security or civil technologies such as ranging and collision avoidance.

2021-08-18

5G millimeter-wave communication usually refers to the electromagnetic wave whose frequency band is 30~300GHz and corresponding wavelength is 1~10mm. Its operating frequency is between microwave and far-infrared waves, and it has the characteristics of two kinds of spectrum.

2021-08-17

Although there are still many theoretical uncertainties in RF circuit board design, there are still many rules that can ...

2021-08-17

In the past few years, various types of millimeter-wave circuit have been studied. At the same time, I have been designing circuits in the field of high-speed digital (HSD), but the data obtained from each experiment is always unsatisfactory.

2021-08-16

For smart phone high-frequency circuit, inductance matching is very important. Inductance matching refers to the signal transmission line so that the output impedance of the circuit at the sending end is consistent with the input impedance of the circuit at the receiving end.

2021-08-16

Nowadays,Ku band radio frequency communication, more and more information is carried by media, especially high-definition multimedia video streams, which require more and more real-time information transmission. These demands promote the gradual increase of the information transmission rate.

2021-08-16

Previously, we shared millimeter-wave communications board deployment scenarios and propagation considerations.

2021-08-13

To enhance the understanding of the technology of Chinese engineers, this paper carefully introduced the Radio Frequency Identification (RFID) technology principle, classification, standards, and related applications.Compared with traditional information card and IC card technology, radio frequency identification (RFID) technology has its unique features such as non-contact, fast reading speed, and no wear, and has made rapid progress in recent years.

2021-08-13

When selecting the substrate used for high-frequency and high-speed board material, the variation characteristics of the material DK at different frequencies should be specially investigated. For the requirements of high-speed signal transmission or characteristic impedance control, DF and its performance under the conditions of frequency, temperature, and humidity are mainly investigated.

2021-08-12

The technology of microwave high-frequency pcb production has been improved accordingly to meet the needs of different users,with the continuous development of science and technology,