CN219872595U - Miniaturized on-board monitoring collision avoidance system - Google Patents
Miniaturized on-board monitoring collision avoidance system Download PDFInfo
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- CN219872595U CN219872595U CN202223014843.6U CN202223014843U CN219872595U CN 219872595 U CN219872595 U CN 219872595U CN 202223014843 U CN202223014843 U CN 202223014843U CN 219872595 U CN219872595 U CN 219872595U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 38
- WBWWGRHZICKQGZ-HZAMXZRMSA-M taurocholate Chemical group C([C@H]1C[C@H]2O)[C@H](O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H]([C@@H](CCC(=O)NCCS([O-])(=O)=O)C)[C@@]2(C)[C@@H](O)C1 WBWWGRHZICKQGZ-HZAMXZRMSA-M 0.000 claims description 14
- 238000005070 sampling Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
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- 238000012502 risk assessment Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Abstract
The utility model belongs to the technical field of airborne monitoring anti-collision, and discloses a miniaturized airborne monitoring anti-collision system. Comprises a processing host and an upper and a lower integrated antenna; the processing host comprises a radio frequency signal arrangement unit, an A/D processing unit, a Zynq+ memory and an interface circuit; the upper and lower integrated antennas are connected with a radio frequency signal arrangement unit through a radio frequency cable, and the radio frequency signal arrangement unit is connected with a Zynq processor through an A/D processing unit; the airborne monitoring anti-collision system is connected with other airborne equipment through an interface circuit, acquires on-board state information, and outputs alarm information through the interface circuit. On the basis of ensuring the performance, the miniaturization problem of the monitoring anti-collision system is solved in terms of volume, weight and power consumption.
Description
Technical Field
The utility model belongs to the technical field of on-board monitoring and anti-collision, and particularly relates to a miniaturized on-board monitoring and anti-collision system.
Background
The number of the current airlines and the number of aircrafts in airspace are increasing, in order to ensure the flight safety, various civil aircrafts and military aircrafts are respectively provided with separate systems of systems such as an air monitoring and collision avoidance system (TCAS), an air management transponder (XPDR), a near-earth warning system (TAWS), a broadcast autocorrelation monitoring system (ADS-B) and the like, and along with the equipment of various systems, the dead weight of the aircrafts is bigger and bigger, and the weight reduction becomes an urgent requirement of the aircrafts.
Subsequently, T appears abroad 2 CAS、T 3 The integrated system is composed of CAS, AESS, etc. but the integrated system is composed of data processing part, signal processing part and RF part, which are made into circuit board or module, and then packaged into a case to form a product. These systems are physically, weight, power consumption and cost effective and can only be equipped with larger aircraft, such as ACSS company T 3 CAS, volume 4MCU (194 mm. Times.124.5 mm. Times.401.1 mm, height. Times.width. Times.length), weight 7.17Kg, power 95W. These systems are installed on large and medium-sized airplanes such as a320 series and a380 series of air-bus companies, 737, 747, 777 and 787 of boeing companies, and C919 flown by china, respectively.
Small aircraft cannot be equipped with these integrated systems, regardless of volume, load carrying capacity, or energy consumption. With the progress and technical development of the age, more and more small aircrafts cannot be equipped with a small aircrafts for monitoring the anti-collision system to lift off, which can cause great hidden trouble of flying in the air of the civil aircraft. Miniaturization of monitoring collision avoidance systems has been urgent.
Disclosure of Invention
The utility model aims to solve the problems in the background technology, and provides a miniaturized on-board monitoring anti-collision system, which solves the miniaturization problem of the monitoring anti-collision system in terms of volume, weight and power consumption on the basis of ensuring performance.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme.
A miniaturized on-board monitoring anti-collision system comprises a processing host and an upper and a lower integrated antenna;
the processing host comprises a radio frequency signal arrangement unit, an A/D processing unit, a Zynq+ memory and an interface circuit;
the upper and lower integrated antennas are connected with a radio frequency signal arrangement unit through a radio frequency cable, and the radio frequency signal arrangement unit is connected with a Zynq processor through an A/D processing unit;
the airborne monitoring anti-collision system is connected with other airborne equipment through an interface circuit, acquires on-board state information, and outputs alarm information through the interface circuit.
The technical scheme of the utility model is characterized in that:
(1) The radio frequency signal arrangement unit is used for removing out-of-band signals and interference from 1090MHz TCAS signals and 1030MHz transponder signals received from the upper and lower comprehensive antennas through the ultra-light stable-amplitude same-axis cable 1 through a filter and a low-noise amplifier in the radio frequency signal arrangement unit, and converting the radio frequency signals into purer 1090MHz TCAS signals and 1030MHz transponder signals;
the A/D processing unit is used for sampling 1090MHz TCAS signals and 1030MHz transponder signals, and transmitting sampled data to the Zynq processor for processing through the high-speed bus 2;
the Zynq processor is used for decoding the sampled data, extracting information, carrying out comprehensive processing operation on the information and the local information acquired from other airborne equipment through the interface circuit, converting the alarm information through the interface circuit, and transmitting the alarm information to the other airborne equipment through the low-frequency signal cable 3 for reading by the other airborne equipment; the information to be broadcasted is encoded according to a certain format and transmitted to the A/D processing unit;
the A/D processing unit is used for converting information to be broadcasted and transmitting the information to be broadcasted to the radio frequency signal arrangement unit; and then broadcast out through the upper and lower comprehensive antennas.
(2) The airborne monitoring anti-collision system integrates an ultra-light stable-amplitude same-axis cable 1 and a low-frequency signal cable 3 on one connector by adopting a high-low frequency mixed connector.
(3) The airborne monitoring anti-collision system is based on a satellite positioning system or a navigation system, and the self-position and motion state vector information is reported by adopting an upper and lower comprehensive antenna to externally and actively broadcast the S address, the height, the speed and the longitude and latitude of the aircraft in a period through a 1090MHz data link.
(4) The airborne monitoring anti-collision system responds to the A mode, C mode and S mode queries sent by the ground station and the aircraft provided with the TCAS, and reports the identity, the altitude and the S mode address related contents of the aircraft.
(5) The on-board monitoring anti-collision system receives information broadcast by the aircraft provided with the ADS-B OUT in an airspace, forms a passive monitoring track for an ADS-B OUT target, and senses the situation of the aircraft invading the target by the ADS-B OUT in the air.
The system architecture reduces the conversion process from high-frequency signals to medium-frequency signals, and by means of the processing capacity of the Zynq processor, the high-low frequency hybrid connector is used, so that the weight, the volume and the power consumption are reduced, the equipment types of equipment are increased, and the application range of the equipment is enlarged.
Drawings
Fig. 1 is a block diagram of a miniaturized on-board surveillance collision avoidance system according to the present utility model.
Detailed Description
The technical scheme of the utility model is described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the miniature on-board monitoring anti-collision system comprises a processing host and upper and lower integrated antennas, wherein the processing host mainly comprises a radio frequency signal arrangement unit, an A/D processing unit, a Zynq+ memory and an interface circuit.
The upper and lower integrated antennas are connected with a radio frequency signal arrangement unit through radio frequency cables, the radio frequency signal arrangement unit is connected with a Zynq processor through an A/D processing unit, and the system can be connected with other airborne equipment through an interface circuit to obtain state information such as a flight management computer, a radio altimeter, an atmosphere computer, an inertial navigation system, a global positioning system, a flight information system, landing gear/flap position signals, an air-ground signal sensor and the like. And outputs alarm information through these interfaces.
The radio frequency signal arrangement unit removes out-of-band signals and interference from 1090MHz TCAS signals and 1030MHz transponder signals received from upper and lower comprehensive antennas through the ultra-light stable-amplitude same-axis cable 1 through a filter and a low-noise amplifier, and converts the radio frequency signals into purer 1090MHz TCAS signals and 1030MHz transponder signals;
the A/D processing unit samples 1090MHz TCAS signal and 1030MHz transponder signal, and transmits the sampled data to Zynq for processing through the high-speed bus 2.
Zynq decodes the sampled data, extracts information, and carries out comprehensive processing operation on the information and the local information obtained from other airborne equipment through an interface circuit, and then converts the alarm information through the interface circuit, and transmits the alarm information to the other airborne equipment through a low-frequency signal cable 3 for equipment reading; encoding information to be broadcasted according to a certain format, and transmitting the encoded information to an A/D processing unit;
after the A/D processing unit performs conversion, the broadcasting information is transmitted to the radio frequency signal arranging unit, and then the broadcasting information is broadcasted through the upper and lower comprehensive antennas.
Processing host volume: less than or equal to 100mm, 50mm, 120mm (height, width and length), weight: less than or equal to 500g, power consumption: less than or equal to 28V multiplied by 0.35A; the interface circuit includes an avionics Ethernet (AFDX), an ARINC429 bus, a discrete quantity and an RS485 bus.
The airborne monitoring anti-collision system integrates the ultra-light stable-amplitude same-axis cable 1 and the low-frequency signal cable 3 on one connector by adopting the high-low frequency mixed connector, thereby effectively reducing the volume and laying a foundation for the miniaturized realization of the system.
The on-board monitoring anti-collision system mainly realizes an air traffic control response function, an air traffic monitoring and anti-collision function, a near-ground alarm function and an ADS-B function. Specific:
the on-board monitoring anti-collision system is based on a satellite positioning system, a navigation system and the like, and reports information such as a local position, a motion state vector and the like by broadcasting an S address, altitude, speed, longitude and latitude and the like of the aircraft in an external active period through an upper comprehensive antenna and a lower comprehensive antenna through a 1090MHz data link.
The on-board monitoring anti-collision system responds to the A mode, C mode and S mode queries sent by the ground station and the aircraft provided with the TCAS, reports the related contents such as identity, altitude and S mode address, and assists in completing the air management and air monitoring anti-collision functions.
The on-board monitoring anti-collision system receives information broadcast by the aircraft provided with the ADS-B OUT in the airspace, forms a passive monitoring track for the ADS-B OUT target, and senses the situation of the aircraft invading the target by the ADS-B OUT in the air.
The airborne monitoring anti-collision system completes collision risk assessment of the aircraft and the invading machine according to tracks formed by ADS-B IN, combines with local position information and the like, and when collision risk exists, the airborne monitoring anti-collision system carries out anti-collision coordination with the invading machine according to TCAS V7.1 anti-collision logic, sends out anti-collision warning visual reminding and voice warning, generates an anti-collision avoidance instruction and reminds a pilot to execute evasion maneuver. If the system is equipped on the unmanned aerial vehicle, the anti-collision avoidance function is finished cooperatively with the ground pilot control system, the system sends situation information, alarm information, anti-collision instructions and the like to the unmanned aerial vehicle flight control, the unmanned aerial vehicle guard/line-of-sight data chain is forwarded through the flight control, the unmanned aerial vehicle guard/line-of-sight data chain is finally sent to the ground pilot control system, display interfaces such as traffic situation sensing, anti-collision avoidance and the like are generated in the ground pilot control system, a pilot is assisted in sensing traffic situations around the unmanned aerial vehicle, and the pilot is guided to avoid operation.
The on-board monitoring anti-collision system predicts potential ground collision threat in front by calculating the ground clearance and the flying speed of the airplane and combining the airplane state vector and the on-board established database, and listens to the video and the audio avoidance prompt.
The on-board monitoring anti-collision system architecture provided by the embodiment of the utility model reduces the conversion process from high-frequency signals to medium-frequency signals, and by means of the processing capacity of the Zynq processor, the high-low frequency hybrid connector is used, so that the weight, the volume and the power consumption are reduced, the equippable model of the equipment is increased, and the application range of the equipment is enlarged.
Claims (6)
1. A miniaturized on-board monitoring anti-collision system is characterized in that the system comprises a processing host and an upper comprehensive antenna and a lower comprehensive antenna;
the processing host comprises a radio frequency signal arrangement unit, an A/D processing unit, a Zynq+ memory and an interface circuit;
the upper and lower integrated antennas are connected with a radio frequency signal arrangement unit through a radio frequency cable, and the radio frequency signal arrangement unit is connected with a Zynq processor through an A/D processing unit;
the airborne monitoring anti-collision system is connected with other airborne equipment through an interface circuit, acquires on-board state information, and outputs alarm information through the interface circuit.
2. A miniaturized on-board surveillance collision avoidance system as claimed in claim 1, characterized in that,
the radio frequency signal arrangement unit is used for removing out-of-band signals and interference from 1090MHz TCAS signals and 1030MHz transponder signals received from the upper and lower comprehensive antennas through the ultra-light stable-amplitude same-axis cable (1) through a filter and a low-noise amplifier in the radio frequency signal arrangement unit, and converting the radio frequency signals into purer 1090MHz TCAS signals and 1030MHz transponder signals;
the A/D processing unit is used for sampling 1090MHz TCAS signals and 1030MHz transponder signals and transmitting sampled data to the Zynq processor for processing through the high-speed bus (2);
the Zynq processor is used for decoding the sampled data, extracting information, carrying out comprehensive processing operation on the information and the local information acquired from other airborne equipment through the interface circuit, converting the alarm information through the interface circuit, and transmitting the alarm information to the other airborne equipment through the low-frequency signal cable (3) for reading by the other airborne equipment; the information to be broadcasted is encoded according to a preset format and transmitted to the A/D processing unit;
the A/D processing unit is used for converting information to be broadcasted and transmitting the information to be broadcasted to the radio frequency signal arrangement unit; and then broadcast out through the upper and lower comprehensive antennas.
3. A miniaturized on-board surveillance crash-proof system as claimed in claim 1, characterized in that the on-board surveillance crash-proof system integrates an ultra-light stable-amplitude identical-axis cable (1) and a low-frequency signal cable (3) on one connector by means of high-low frequency hybrid connectors.
4. The miniaturized on-board monitoring collision avoidance system of claim 1 wherein the on-board monitoring collision avoidance system reports the local position, motion state vector information based on satellite positioning system or navigation system, through 1090MHz data link, using upper and lower integrated antennas to broadcast the S address, altitude, speed, longitude and latitude of the aircraft' S own machine to the outside active period.
5. A miniaturized on-board surveillance collision avoidance system according to claim 1, in which the on-board surveillance collision avoidance system responds to a mode a, C and S queries issued by ground stations, TCAS equipped aircraft, reporting the identity of the local, altitude, and content of the S mode address.
6. The miniaturized on-board surveillance collision avoidance system of claim 1 wherein the on-board surveillance collision avoidance system receives information broadcast by aircraft equipped with ADS-B OUT in the airspace, forms a passive surveillance track for ADS-BOUT targets, and perceives the situation of an airborne ADS-B OUT invading the target aircraft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223014843.6U CN219872595U (en) | 2022-11-11 | 2022-11-11 | Miniaturized on-board monitoring collision avoidance system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223014843.6U CN219872595U (en) | 2022-11-11 | 2022-11-11 | Miniaturized on-board monitoring collision avoidance system |
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| Publication Number | Publication Date |
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| CN219872595U true CN219872595U (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223014843.6U Active CN219872595U (en) | 2022-11-11 | 2022-11-11 | Miniaturized on-board monitoring collision avoidance system |
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| CN (1) | CN219872595U (en) |
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