CN205484778U - Helicopter meteorological radar display - Google Patents
Helicopter meteorological radar display Download PDFInfo
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- CN205484778U CN205484778U CN201620054825.6U CN201620054825U CN205484778U CN 205484778 U CN205484778 U CN 205484778U CN 201620054825 U CN201620054825 U CN 201620054825U CN 205484778 U CN205484778 U CN 205484778U
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Abstract
The utility model discloses a helicopter meteorological radar display, including display screen and light guide plate keyboard, CPU module, GPM module, IOM module, power module, mother board and quick -witted case. Through the utility model discloses a helicopter meteorological radar display makes the airborne weather radar display have and shows the function that adopts ARINC453 data bus interface and adoption simulation video output interface's meteorological radar image to the realization is to meteorological radar's control, can also realize demonstration and control to the optoelectronic pod who adopts the PAL interface, can also realize showing GPS navigation equipment navigation information's function, 1 way ARINC453 interface is reserved to this display, can indicate and the warning system crosslinked with the topography, realizes terrain information demonstration and the alarm information demonstration of topography suggestion with the warning system.
Description
Technical field
This utility model belongs to helicopter avionics field, is specifically related to a kind of helicopter weather radar display.
Background technology
At present, domestic helicopter-mounted weather radar use analog video interface output meteorological image, as PAL-D,
USB interface etc., weather radar display directly receives video signal and shows on a display screen, display simultaneously
With meteorological image as background, the navigation information necessary in the white space superposition of image shows.
Some abroad use airborne weather radar typically to be exported to display by ARINC453 data bus interface
Meteorological data, the data of reception are depicted as meteorological image according to specific criteria and carry out by weather radar display
Display.The advantage using ARINC453 data bus interface conveying gas image data includes that signal transmits anti-interference energy
Power is strong, is suitable for the display screen of different display resolution, can arbitrarily adjust meteorological image indication range and be easy to
Overlapping display out of Memory etc..
But, existing helicopter-mounted weather radar display only has analog video interface, can only with have
The weather radar auxiliary work of analog video interface, it is impossible to receive and show that employing ARINC453 data/address bus connects
The meteorological image of the import weather radar of mouth.Additionally, helicopter-mounted weather radar display can not prop up simultaneously
Hold photoelectric nacelle video to show and landform prompting and warning system information display function.
Utility model content
This utility model overcomes the deficiencies in the prior art, it is provided that one both can connect with having analog video output
The weather radar of mouth supports the use, and can supporting with the weather radar with ARINC453 data bus interface make again
Helicopter-mounted weather radar display.Meteorological display control except the most compatible above two weather radar
Outside function processed, this weather radar display needs to support regarding of the photoelectric nacelle using analog video interface simultaneously
The landform prompting of frequency display function and employing ARINC453 EBI and the information display function of warning system,
To meet the requirement to following helicopter Function Extension.
In view of the problems referred to above of prior art, according to disclosed in this utility model aspect, this practicality is new
Type is by the following technical solutions:
A kind of helicopter weather radar display of the present utility model, by display screen and light plate keyboard, CPU mould
Block, IOM module, GPM module, power module, motherboard and cabinet composition；
Display screen and light plate keyboard are display screen and band button, the light guide plate Integral design of knob, are responsible for picture
Face shows and receives the operational order of driver, and display screen uses display panels, and light plate keyboard has 1
Individual two grades of knobs, 1 electrodeless knob and 13 buttons, light guide plate provides the backlight of knob and button to shine simultaneously
Bright；Light guide plate is by RS422 interface output knob and the operation instruction information of button；
CPU module uses the PMC8270CPU module of PMC subcard form, is responsible for data process, video data
Calculating, idsplay order generation, brightness of display screen regulation, RS422, ARINC429 ,/open discrete magnitude interface
Process function, system task scheduling and Working mode set and handoff functionality；
The core of GPM module is M9 graph processing chips, is led to CPU, IOM module by pci bus
News, GPM module is image display module, is responsible for the function such as video signal generation of figure, image；
CPU module and GPM module complete the function that video data merges, picture generates and shows jointly；
IOM module is input, output interface module, including ARINC429, ARINC453, RS422, discrete
Amount interface, is responsible for interface data acquisition function, completes ARINC429, ARINC453, RS422, discrete magnitude connect
The collection of mouth data；
GPM module and CPU module are all installed in IOM module with the form of PMC backboard；
Power module is connected with Helicopter Electrical Power system, obtains DC source from helicopter, and through voltage stabilizing
After Filtering Processing, to each assembly power supply in display, power module provides+5V power supply ,+15V electricity
Source ,-15V power supply ,+12V power supply and+28V power supply, additionally cross-link signal converting to IOM module by outside；
Motherboard is the printed circuit board (PCB) with standard PCI mechanical interface, for realizing power module, IOM mould
Block is fixed in display, it is provided that the supply network function in display；
Above-mentioned parts are integrated in a casing by cabinet, form the helicopter weather radar display of integral type.
By helicopter weather radar display of the present utility model, airborne weather radar display is made to have aobvious
Show the merit of the weather radar image using ARINC453 data bus interface and employing analog video output interface
Can, and realize the control to weather radar；The display to the photoelectric nacelle using PAL interface can also be realized
And control；Can also realize showing the function of GPS navigation equipment navigation information；This display reserves 1 tunnel
ARINC453 interface, can cross-link with terrain awareness warning system, it is achieved to terrain awareness warning system
Terrain information shows and warning information shows.
Accompanying drawing explanation
Fig. 1 shows helicopter weather radar display internal structure.
Fig. 2 shows helicopter weather radar display panel figure.
Fig. 3 shows CPU module theory diagram.
Fig. 4 shows IOM module principle block diagram.
Fig. 5 shows ARINC453 interface principle figure.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in further detail, but enforcement of the present utility model
Mode is not limited to this.
A kind of helicopter weather radar display of the present utility model, by display screen and light plate keyboard, CPU mould
Block, IOM module, GPM module, power module, motherboard and cabinet composition；
Display screen and light plate keyboard are display screen and band button, the light guide plate Integral design of knob, are responsible for picture
Face shows and receives the operational order of driver, and display screen uses display panels, and light plate keyboard has 1
Individual two grades of knobs, 1 electrodeless knob and 13 buttons, light guide plate provides the backlight of knob and button to shine simultaneously
Bright；Light guide plate is by RS422 interface output knob and the operation instruction information of button；
CPU module uses the PMC8270CPU module of PMC subcard form, is responsible for data process, video data
Calculating, idsplay order generation, brightness of display screen regulation, RS422, ARINC429 ,/open discrete magnitude interface
Process function, system task scheduling and Working mode set and handoff functionality；
The core of GPM module is M9 graph processing chips, is led to CPU, IOM module by pci bus
News, GPM module is image display module, is responsible for the function such as video signal generation of figure, image；
CPU module and GPM module complete the function that video data merges, picture generates and shows jointly；
IOM module is input, output interface module, including ARINC429, ARINC453, RS422, discrete
Amount interface, is responsible for interface data acquisition function, completes ARINC429, ARINC453, RS422, discrete magnitude connect
The collection of mouth data；
GPM module and CPU module are all installed in IOM module with the form of PMC backboard；
Power module is connected with Helicopter Electrical Power system, obtains DC source from helicopter, and through voltage stabilizing
After Filtering Processing, to each assembly power supply in display, power module provides+5V power supply ,+15V electricity
Source ,-15V power supply ,+12V power supply and+28V power supply, additionally cross-link signal converting to IOM module by outside；
Motherboard is the printed circuit board (PCB) with standard PCI mechanical interface, for realizing power module, IOM mould
Block is fixed in display, it is provided that the supply network function in display；
Above-mentioned parts are integrated in a casing by cabinet, form the helicopter weather radar display of integral type.
According to equipment operation principle, mark off the internal structure of display by function, as shown in Figure 1.Display
By display screen and light plate keyboard, CPU module, IOM module, GPM module, power module, motherboard and cabinet
Composition.GPM module and CPU module are all installed in IOM module with the form of PMC backboard.Wherein, IOM module
The interface communicated with external equipment includes: receive the ARINC453 interface of weather radar data for communication；Receive gas
USB interface as radar simulation video；Receive the PAL-D interface of photoelectric nacelle analog video；Receive GPS navigation
The ARINC429 interface of information；With weather radar, the ARINC429 interface of photoelectric nacelle exchange control instruction；
The reserved landform that receives is pointed out and the ARINC453 interface of warning system terrain graph.
Fig. 2 is helicopter weather radar display panel figure.Display screen and light plate keyboard are positioned at Multi-function display
Device front central authorities.Display screen is 7 inches of LCD screen, resolution 800 × 600.Totally 13 limits on light plate keyboard
Key and 2 knobs, knob is responsible for display power supply on-off control and brightness of display screen regulation.Display screen and leaded light
Plate keyboard is integrated design, has the electric interfaces being connected with other assembly in display and is connected with cabinet
Mechanical interface.
Fig. 3 is CPU module theory diagram, and CPU module is responsible for data process, video data calculates, idsplay order
Generate, brightness of display screen regulatory function, there is RS422, ARINC429 and ground/open the part of discrete magnitude interface
Process function, and perform system task scheduling and Working mode set and handoff functionality.CPU module uses PMC
Subcard form, with MPC8270 processor as core, supports pci bus agreement, has RS232 and Ethernet is adjusted
Try mouth, RS422 interface, ARINC429 interface, discrete magnitude interface etc..
Fig. 4 is IOM module principle block diagram, IOM module realize to ARINC429, ARINC453,28V/ open circuit from
Dissipate the signaling interfaces such as amount, RS422 to process, VGA signal, PAL-D signal converting are carried out to GPM module
Process, and provide the voltage needed for each module to change.IOM module provides following input/output interface:
● 2 PMC backplane interface of standard, respectively CPU module, GPM module provide；
● 4 road ARINC429 interfaces (2 receive 1), (1 receives 1, wherein to standby 2 road ARINC429 interfaces
1 tunnel spare interface is processed by CPU module)；
● 2 road ARINC453 input interfaces；
● 1 road RS422 full duplex interface, (this 3 road RS422 is by CPU module for standby 2 road RS422 interfaces
There is provided)；
● the internal RS422 full duplex interface (connecing light guide plate to show) in 1 tunnel；
● 4 road ground/open form discrete magnitude input interfaces, 3 road ground/open form discrete magnitude output interfaces are (by CPU module
There is provided)；
● 3 road 28V/ open form discrete magnitude input interfaces, 3 road 28V/ open form discrete magnitude output interfaces.
● use the XC3S400AN-FGG400I of Xi linx company XA Spartan-3A series to realize inside modules
Control logic, and local bus interface's conversion.
● select HI-8591PST and HI-8586PSI of Holt company as ARINC429 input/output interface electricity
Flat turn parallel operation.
Fig. 5 is ARINC453 interface principle figure, ARINC453 bus is believed by M21038/27-26 transformator
Number be converted to 3.3V logical signal, use HI-1573PSM chip as interface transceiver.Due to ARINC453
Bus is similar to MIL-STD-1553 bussing technique performance, therefore the ARINC453 bus signals after processing is direct
Processed by MIL-STD-1553 protocol chip.HI-1573PSM is that MIL-STD-1553 EBI is double
Transceiver, uses 3.3V to power, meets MIL-STD-1553 electrical standard, can be by ARINC453 bus signals
TTL/CMOS differential signal is converted to after isolating transformer.
The software of display is made up of OFP application software, systems soft ware.OFP application software realizes all aobvious
Show realization and the management of function.Systems soft ware includes operating system, the middle layer software and device driver software,
Application software and systems soft ware are all arranged in the program storage of display.
Claims (1)
1. a helicopter weather radar display, it is characterised in that include display screen and light plate keyboard,
CPU module, GPM module, IOM module, power module, motherboard and cabinet；
Display screen and light plate keyboard are display screen and band button, the light guide plate Integral design of knob, are responsible for picture
Face shows and receives the operational order of driver, and display screen uses display panels, and light plate keyboard has 1
Individual two grades of knobs, 1 electrodeless knob and 13 buttons, light guide plate provides the backlight of knob and button to shine simultaneously
Bright；Light guide plate is by RS422 interface output knob and the operation instruction information of button；
CPU module uses the PMC8270CPU module of PMC subcard form, is responsible for data process, video data
Calculating, idsplay order generation, brightness of display screen regulation, RS422, ARINC429 ,/open discrete magnitude interface
Process function, system task scheduling and Working mode set and handoff functionality；
The core of GPM module is M9 graph processing chips, is led to CPU, IOM module by pci bus
News, GPM module is image display module, is responsible for figure, the video signal systematic function of image；
CPU module and GPM module complete the function that video data merges, picture generates and shows jointly；
IOM module is input, output interface module, including ARINC429, ARINC453, RS422, discrete
Amount interface, is responsible for interface data acquisition function, completes ARINC429, ARINC453, RS422, discrete magnitude connect
The collection of mouth data；
GPM module and CPU module are all installed in IOM module with the form of PMC backboard；
Power module is connected with Helicopter Electrical Power system, obtains DC source from helicopter, and through voltage stabilizing
After Filtering Processing, to each assembly power supply in display, power module provides+5V power supply ,+15V electricity
Source ,-15V power supply ,+12V power supply and+28V power supply, additionally cross-link signal converting to IOM module by outside；
Motherboard is the printed circuit board (PCB) with standard PCI mechanical interface, for realizing power module, IOM mould
Block is fixed in display, it is provided that the supply network function in display；
Above-mentioned parts are integrated in a casing by cabinet, form the helicopter weather radar display of integral type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054825.6U CN205484778U (en) | 2016-01-20 | 2016-01-20 | Helicopter meteorological radar display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054825.6U CN205484778U (en) | 2016-01-20 | 2016-01-20 | Helicopter meteorological radar display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205484778U true CN205484778U (en) | 2016-08-17 |
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ID=56639093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620054825.6U Active CN205484778U (en) | 2016-01-20 | 2016-01-20 | Helicopter meteorological radar display |
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| CN (1) | CN205484778U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113359124A (en) * | 2021-05-20 | 2021-09-07 | 陕西长岭电子科技有限责任公司 | Airborne hover indicator |
| CN113840372A (en) * | 2020-06-23 | 2021-12-24 | 西安龙资电子科技有限公司 | Aerial search positioning processor |
-
2016
- 2016-01-20 CN CN201620054825.6U patent/CN205484778U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113840372A (en) * | 2020-06-23 | 2021-12-24 | 西安龙资电子科技有限公司 | Aerial search positioning processor |
| CN113359124A (en) * | 2021-05-20 | 2021-09-07 | 陕西长岭电子科技有限责任公司 | Airborne hover indicator |
| CN113359124B (en) * | 2021-05-20 | 2024-02-23 | 陕西长岭电子科技有限责任公司 | Airborne hover indicator |
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| GR01 | Patent grant |