Phased array radar antennas - Anten mảng pha

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Phased Array Radar

AntennasTrần Ngọc TuấnLê Minh TuấnLê Hữu Toàn

Phased Array Antennas

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Introduction

What describes a phased array antenna? Contains many antenna elements with

relative phase difference between successive elements

Phase and amplitude of each element variable

Provides control of the beam direction and pattern shape

Phased Array Antennas

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Phased Array Antennas

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Phased Array Antennas

Principle of Operation

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Phased Array Antennas

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Phased Array Antennas

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Phased Array Antennas

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Objective

Accomplish beam steering electronically, without the mechanical and inertial problems of rotating an entire array

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Phased Array Antennas

The Key to MPAR System

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Phased Array Antennas

MPAR Panel design

Exploded view of the MPAR panel

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Phased Array Antennas

Mpar conceptual design

MPAR architecture overview12

Phased Array Antennas

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Applications

Used where rapid target tracking is required Direction finding Communications applications where the

radiation pattern must be adjusted to accommodate varying traffic conditions

Phased Array Antennas

Space probe communication

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Phased Array Antennas

Weather research usage

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Phased Array Antennas

Weather research usage

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Phased Array Antennas

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Army usage

Phased Array Antennas

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Army usage

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Movie

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