Chip-type Ka-frequency band wide-angle scanning satellite communication antenna

Abstract

The invention discloses a chip-type Ka-frequency band wide-angle scanning satellite communication antenna which comprises a radiation layer, a correction network layer, a radio-frequency circuit layer, an environmental control layer, a power distribution layer, a radio-frequency signal power division layer and a wave controlled network layer, wherein the radiation layer is connected with the correction network layer and the radio-frequency circuit layer respectively, the correction network layer is connected with the radiation layer and the wave controlled network layer respectively, the radio-frequency circuit layer is connected with the radiation layer, the environmental control layer is arranged between the radio-frequency circuit layer and the power distribution layer, the power distribution layer is connected with the radio-frequency circuit layer, the radio-frequency signal power division layer is connected with the radio-frequency circuit layer, and the wave controlled network layer is connected with the radio-frequency circuit layer and the correction network layer. In the chip-type Ka-frequency band wide-angle scanning satellite communication antenna, a chip-type active phased array antenna structure, high-efficient distributed feed space energy synthesis and a high-density monolithic microwave integrated circuit technique are adopted, and resources provided by the system and scale production technology are fully utilized, thus, system integration degree and utilization rate are improved, the height, the volume and the weight of an antenna system are reduced to the greatest extent, cost is reduced, and the requirements of mass production and debugging are met.

Description

technical field [0001] The invention relates to a mobile satellite communication technology, in particular to a chip type Ka frequency band wide-angle scanning satellite communication antenna. Background technique [0002] Mobile service satellite communication refers to the business of ships, aircraft, missiles, vehicles, etc. using satellites for communication, including communication between ships, aircraft, or between them and fixed stations. With the development of satellite technology and microwave technology, the miniaturization and light weight of satellite mobile communication system terminals have become possible, and the terminal applications mainly involve antenna and radio frequency module miniaturization technology and antenna and radio frequency circuit integration technology. [0003] Antenna is an essential component of any radio system. It undertakes the functions of transmitting and receiving electromagnetic waves. Without it, any wireless communication fu...

AI Technical Summary

Problems solved by technology

At present, the mainstream mobile service satellite communication antennas in the market are mainly reflective surfaces. This type of antenna has excellent electrical performance and low cost and is widely used in shipboard, vehicle, and ground stations. The biggest disadvantage is the high profile. Make it impossible to adapt to small mobile and flexible carriers

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