Knowledge

1. Overview of Active Antenna Systems (1) Basic composition The active antenna system mainly consists of antenna array, RF front-end module, digital signal processing module, and power module. The ant

1. The application principle of diodes in communication antenna systems (1) Basic characteristics of PIN diodes PIN diode is a semiconductor device with a special structure, consisting of P-type semic

The role of anti-static diodes in communication base stations Anti static diode is a protective component specifically designed to prevent electrostatic charges from damaging electronic devices. In co

1. The basic principle of diode isolation (1) Unidirectional conductivity characteristic A diode has unidirectional conductivity, which means it only allows current to pass in one direction. When the

1. Working principle and power challenges of remote radio frequency head (RRH) (1) The working principle of RRH RRH is mainly composed of a digital processing unit, an RF processing unit, and a power

1. Overview of antenna amplifier module (1) Working principle The antenna amplifier module is mainly used to enhance the weak signals received by the antenna, in order to improve the sensitivity and c

1. Principle of Duplex Communication (1) Duplex communication concept Duplex communication refers to a communication method in which both parties can simultaneously perform sending and receiving opera

1. The importance of RF protection for cellular base stations The RF part of cellular base stations is a critical link in signal transmission, and its performance directly affects the coverage range,

1, Structure and Characteristics of PIN Diode A PIN diode consists of a three-layer structure consisting of a P-type semiconductor, an intrinsic semiconductor (I-layer), and an N-type semiconductor. U

1. The basic principle of diode power limitation Nonlinear characteristics of diodes The core characteristic of a diode lies in its nonlinear volt ampere characteristic, which means that the relations

1. Overview of PIN diodes (1) Structure and working principle of PIN diode The full name of a PIN diode is "Positive Inductive Negative Diode", which consists of an intrinsic semiconductor l

1. Structure and working principle of PIN diode and Schottky diode (1) PIN diode PIN diode is a special microwave semiconductor device, which is composed of a layer of intrinsic type I semiconductor s