CN114527432A

CN114527432A - Distributed airborne electronic countermeasure system architecture

Info

Publication number: CN114527432A
Application number: CN202111651100.7A
Authority: CN
Inventors: 高荷福; 刘海宁; 张少卿; 耿欢
Original assignee: Shenyang Aircraft Design and Research Institute Aviation Industry of China AVIC
Current assignee: Shenyang Aircraft Design and Research Institute Aviation Industry of China AVIC
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-24

Abstract

The application belongs to the field of design of an airborne electronic countermeasure system architecture, and particularly relates to a distributed airborne electronic countermeasure system architecture. The system architecture comprises an electronic warfare type machine head, a baseline type electronic warfare system, a medium frequency band electronic warfare aperture and a radar type machine head, wherein the baseline type electronic warfare system is arranged at the front edge and the rear edge of a wing, the medium frequency band electronic warfare aperture is set to be covered in an omnidirectional mode, the electronic warfare type machine head, the baseline type electronic warfare system, the medium frequency band electronic warfare aperture and the radar type machine head are all connected with a signal processing platform, and the signal processing platform is used for managing and scheduling electronic countermeasure functions of all subsystems. This application accessible electron war type aircraft nose realizes the penetrating type electron war ability under the forceful electric magnetic environment, possesses the electron antagonism ability that covers 4 pi space of qxcomm technology, adopts multi-functional integrated design simultaneously, has alleviateed unmanned aerial vehicle radio frequency sensor's volume weight consumption, has solved the position contradiction problem of many antennas aperture overall arrangement.

Description

Distributed airborne electronic countermeasure system architecture

Technical Field

The application belongs to the field of design of an airborne electronic countermeasure system architecture, and particularly relates to a distributed airborne electronic countermeasure system architecture.

Background

The electronic countermeasure system of the fighter mainly completes the functions of electromagnetic situation perception, electronic self-defense interference and the like, and is an important avionic system for ensuring the viability of the fighter. The electronic countermeasure function of the traditional fighter is mainly realized by the parts of the front edge and the rear edge of the wing, which is slightly insufficient in the present strong electromagnetic battle environment, and mainly has the following defects: a. the existing fighter plane only has the functions of electromagnetic situation perception, electronic self-defense interference and the like in a circumferential annular region, and cannot cover the upper part of the back of the plane and the upper part of the belly of the plane, so that dead angles of capacity exist; b. the existing electronic countermeasure system of the fighter mainly aims at the survivability design of the fighter, does not have the strong penetrating electronic warfare ability, and can not provide the shield ability for formation; c. the existing electronic warfare function is separated from radar detection and inter-aircraft communication functions, and the integration degree of a sensor is low, so that the antenna aperture on a fighter platform is too large, the platform weight, the energy and other costs are high, and the performance of the aircraft platform is influenced.

Disclosure of Invention

In order to solve the above problem, the utility model provides a distributed machine carries electronic countermeasure system architecture, mainly include electron war type aircraft nose, baseline type electron war system, intermediate frequency range electron war aperture and radar type aircraft nose, wherein, baseline type electron war system arranges in wing leading edge and trailing edge, intermediate frequency range electron war aperture sets up to the omnidirectional coverage, and signal processing platform is all connected to electron war type aircraft nose, baseline type electron war system, intermediate frequency range electron war aperture and radar type aircraft nose, signal processing platform is used for managing the dispatch to each subsystem electron countermeasure function.

Preferably, the baseline-type electronic warfare system is composed of a leading-edge low-frequency-band electromagnetic sensing aperture, a leading-edge low-frequency-band electronic interference aperture, a leading-edge high-frequency-band electromagnetic sensing aperture, a trailing-edge low-frequency-band electronic interference aperture, and a trailing-edge high-frequency-band electromagnetic sensing aperture.

Preferably, the middle band electronic aperture includes 6 multi-function antenna arrays MFA, and the 6 multi-function antenna arrays MFA are arranged around the body.

Preferably, the multifunction antenna array MFA arranged around the fuselage is divided into: the whole antenna array surface is used for realizing the active detection of a near-distance target, the middle array surface is used for realizing electronic interference, the upper array surface is used for realizing missile guidance, the upper array surface and the right array surface are used for realizing the electromagnetic situation perception, and the right array surface is used for realizing the transceiving of directional chain communication.

Preferably, the radar-type handpiece includes a radio frequency front end and a phased array antenna aperture for enabling remote target detection and interference with a target source.

Preferably, the electronic warfare handpiece comprises an electronic countermeasure antenna aperture for realizing the on-line interference and a radio frequency front end for controlling the signal radiation and reception of the electronic countermeasure antenna aperture.

Preferably, the electronic warfare type handpiece further comprises an electromagnetic sensing aperture for covert detection, and the radio-frequency front end of the electronic warfare type handpiece is used for controlling signal radiation and reception of the electromagnetic sensing aperture.

The electronic countermeasure coverage and the electronic interference capability of the fighter are improved.

Drawings

Fig. 1 is a system architecture diagram of a preferred embodiment of the distributed on-board electronic countermeasure system architecture of the present application.

Detailed Description

In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the accompanying drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are some, but not all embodiments of the present application. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application, and should not be construed as limiting the present application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application. Embodiments of the present application will be described in detail below with reference to the drawings.

The application relates to an airborne electronic countermeasure system architecture design, in particular to a penetrating electromagnetic spectrum battle scene and an airborne platform antenna aperture integrated design:

in order to meet the penetrating electronic warfare capacity and the sensor comprehensive integration requirement of a fighter in a strong electromagnetic operation environment, the application provides a distributed airborne electronic countermeasure system architecture, which mainly comprises an electronic warfare nose, a baseline electronic warfare system at the front edge and the rear edge of a wing, an omnidirectional intermediate frequency band electronic warfare aperture, and high-gain electronic support and high-power electronic countermeasure capacity of a radar type nose, as shown in fig. 1.

The electronic warfare aircraft nose is special for penetrating type electronic warfare functional design, possesses the following interference ability to ground (sea) surface early warning detection radar, target indication radar, airborne early warning radar, possesses the hidden detection ability based on low wave band external radiation source simultaneously. The wing leading edge and the wing trailing edge of the baseline type electronic warfare system have low-frequency-band electromagnetic situation sensing and electronic self-defense interference capabilities and high-frequency-band electromagnetic situation sensing capabilities. The aperture of the medium-frequency electronic warfare function covers the omnidirectional 4 pi space, and meanwhile, the aperture and radar short-range detection are carried out, and an inter-machine communication data chain is integrally designed, so that the terminal defense detection is supported while the medium-frequency electromagnetic situation perception and electronic self-defense interference capability are achieved. The radar type handpiece has wide-spectrum long-distance detection capability and simultaneously designs high-gain electronic support and high-power electronic countermeasure capability.

The invention is described in detail below by way of a specific electronic countermeasure system architectural design:

with reference to figure 1 of the drawings,

the distributed electronic countermeasure system framework of the embodiment consists of a baseline type electronic warfare system, a medium frequency range covering electronic warfare aperture, a radar type machine head and an electronic warfare type machine head. Each subsystem realizes the management and scheduling of the electronic countermeasure functions of a plurality of subsystems through electronic countermeasure aperture function management software in the signal processing platform. The electronic countermeasure system architecture of this example is designed as follows:

1. the baseline type electronic warfare system consists of a front edge low-frequency band electromagnetic perception aperture, a front edge low-frequency band electronic interference aperture, a front edge high-frequency band electromagnetic perception aperture, a rear edge low-frequency band electronic interference aperture and a rear edge high-frequency band electromagnetic perception aperture, and has the high-low frequency band electromagnetic situation perception and low-frequency band electronic interference capability of 360 degrees in the circumferential direction;

2. the middle-coverage frequency band electronic warfare aperture part mainly comprises 6 multifunctional antenna arrays (MFA), is distributed around a machine body, can realize the coverage of a 4 pi space, has the functions of electromagnetic situation perception and electronic interference of a middle frequency band, and simultaneously has the functions of short-distance target active detection, inter-machine data link and missile guidance. When the function is realized, the active detection needs to be realized by using the whole antenna array surface, the electronic interference needs to be realized by using a part of the array surface in the middle, the missile guidance function is realized by using the upper half array surface, the electromagnetic situation perception is realized by using one array surface in the upper part and one array surface in the right part, and the receiving and sending of the directional chain communication are realized by using the right half array surface.

3. The radar type aircraft nose is constituteed including radio frequency front end and phased array antenna aperture, and radar type aircraft nose can use phased array antenna aperture to realize high-gain electron support and high power electron countermeasure ability when realizing long-range target detection, can disturb a plurality of target sources simultaneously.

4. The electronic warfare type aircraft nose comprises electron counterattack antenna aperture and electromagnetic perception aperture and radio frequency front end, realizes possessing the interference ability of accompanying the team to ground (sea) face early warning detection radar, target indication radar, airborne early warning radar through electron counterattack antenna aperture, realizes possessing the hidden detection ability based on low-band external radiation source through electromagnetic perception aperture, and radio frequency front end control electron counterattack antenna aperture and electromagnetic perception aperture's signal radiation and receipt.

5. The signal processing platform of the airplane is provided with electronic counter aperture function management software to realize the function management and scheduling of each subsystem.

The airborne electronic countermeasure system architecture can realize penetrating electronic warfare capacity in a strong electromagnetic environment through the electronic warfare type machine head, has electronic countermeasure capacity covering an omnidirectional 4 pi space, adopts a multifunctional integrated design, reduces the volume, weight and power consumption of the radio frequency sensor of the unmanned aerial vehicle, and solves the position contradiction problem of multi-antenna aperture layout.

Although the present application has been described in detail with respect to the general description and specific embodiments, it will be apparent to those skilled in the art that certain modifications or improvements may be made based on the present application. Accordingly, such modifications and improvements are intended to be within the scope of this invention as claimed.

Claims

1. The utility model provides a distributed machine carries electronic countermeasure system architecture, its characterized in that, includes electronic war type aircraft nose, base line type electronic war system, intermediate frequency range electronic war aperture and radar type aircraft nose, wherein, base line type electronic war system arranges in wing leading edge and trailing edge, intermediate frequency range electronic war aperture sets up to the omnidirectional coverage, and signal processing platform is all connected to electronic war type aircraft nose, base line type electronic war system, intermediate frequency range electronic war aperture and radar type aircraft nose, signal processing platform is used for managing the dispatch to each subsystem electronic countermeasure function.

2. The distributed on-board electronic countermeasure system architecture of claim 1, wherein the baseline-type electronic warfare system is comprised of a leading edge low band electromagnetic sensing aperture, a leading edge low band electronic interference aperture, a leading edge high band electromagnetic sensing aperture, a trailing edge low band electronic interference aperture, and a trailing edge high band electromagnetic sensing aperture.

3. The distributed on-board electronic countermeasure system architecture of claim 1, wherein the mid-band electronic combat aperture includes 6 multi-function antenna arrays (MFAs) arranged around the fuselage.

4. The distributed on-board electronic countermeasure system architecture of claim 3, wherein the multifunction antenna array MFA arranged around the fuselage is divided into: the whole antenna array surface is used for realizing the active detection of a near-distance target, the middle array surface is used for realizing electronic interference, the upper array surface is used for realizing missile guidance, the upper array surface and the right array surface are used for realizing the electromagnetic situation perception, and the right array surface is used for realizing the transceiving of directional chain communication.

5. The distributed on-board electronic countermeasure system architecture of claim 1, wherein the radar-type handpiece includes a radio frequency front end and a phased array antenna aperture for enabling remote target detection and interference with a target source.

6. The distributed on-board electronic countermeasure system architecture of claim 1, wherein the electronic warfare aircraft head includes an electronic countermeasure antenna aperture for enabling in-flight interference and a radio frequency front end for controlling signal radiation and reception of the electronic countermeasure antenna aperture.

7. The distributed on-board electronic countermeasure system architecture of claim 6, wherein the electronic warfare head further comprises an electromagnetic sensing aperture for covert detection, and a radio frequency front end of the electronic warfare head is used for controlling signal radiation and reception of the electromagnetic sensing aperture.