CN205754687U - A kind of missile-borne video encoding/decoding apparatus - Google Patents
A kind of missile-borne video encoding/decoding apparatus Download PDFInfo
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- CN205754687U CN205754687U CN201620426754.8U CN201620426754U CN205754687U CN 205754687 U CN205754687 U CN 205754687U CN 201620426754 U CN201620426754 U CN 201620426754U CN 205754687 U CN205754687 U CN 205754687U
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Abstract
The open a kind of missile-borne video encoding/decoding apparatus of this utility model, including the video acquisition unit being sequentially connected with, video processing unit, encoder, decoder and signal output unit.Video acquisition unit gathers the video signal of target and is transferred to video processing unit.Video processing unit the video frequency signal processing of input is become high dynamic range video signal and embed GPS location information export to encoder.Encoder is compressed coding to the high dynamic range video signal embedding GPS location information, and exports the coded data of compressed encoding gained to decoder.Coded data is decoded by decoder, and the decoding data of decoding gained is exported through described signal output unit.This utility model realizes carrying out video image Efficient Compression, reduces signal transmission rate, reduces data bandwidth, thus increase transmission range, ensure signal transmission quality, has good interference free performance, exercise performance and delay performance.
Description
Technical field
This utility model relates to technical field of image processing, is specifically related to a kind of missile-borne video encoding/decoding apparatus.
Background technology
In guided missile development process, needing by observing and controlling passage, the Image Real-time Transmission that missile IR Imaging Seeker is obtained returns combat system, in order to the tracking accuracy during dynamic evaluation missile flight.On the one hand, the image that infrared seeker obtains is the fuzzyyest, and contrast is low.On the other hand, Infrared Imaging Seeker obtains 100 two field pictures each second, every grey scale pixel value is represented by 8 bit binary number, maximum gradation value 255 (the brightest), minimum gradation value 0 (the darkest), now image acquisition rates is 12.5Mbps, and the available channel capacity of this Measure and control of missile passage is only 2Mbps, this has occurred as soon as, and the image gathered is more fuzzy to be unfavorable for processing further, and image acquisition rates substantially exceeds available channel transmission capacity problem.
Summary of the invention
In view of this, the application provides a kind of missile-borne video encoding/decoding apparatus, and video image carries out Efficient Compression, reduces signal transmission rate, reduces data bandwidth, thus increase transmission range, ensure signal transmission quality that there is good interference free performance, exercise performance and delay performance.
For solving above technical problem, the technical scheme that this utility model provides is a kind of missile-borne video encoding/decoding apparatus, including the video acquisition unit being sequentially connected with, video processing unit, encoder, decoder and signal output unit；Wherein,
Described video acquisition unit, is used for the video signal collective of target, and is transferred to described video processing unit；
Described video processing unit, for the video frequency signal processing of input becomes high dynamic range video signal, and the information that positioned by GPS embeds described high dynamic range video signal, will export to described encoder with the high dynamic range video signal of embedding GPS location information；Wherein,
Image denoising module that described video processing unit includes being sequentially connected with, image enhancement module, Video Stabilization module；
Described encoder, for the high dynamic range video signal of described embedding GPS location information is compressed coding, and is exported the coded data of compressed encoding gained to described decoder by wireless launcher；
The decoding data of uncompressed encoding gained for being decoded described coded data, and are exported by described decoder through described signal output unit.
Further, described video acquisition unit includes infrared seeker.
Further, described video processing unit includes TMS320DM6748 video frequency processing chip.
Further, described encoder is JPEG2000 encoder.
Further, described encoder compresses data bandwidth is less than 3M.
Further, described encoder includes ADV212 chip.
Further, signal output unit includes HDMI and/or network interface.
Missile-borne video encoding/decoding apparatus described in the utility model includes video acquisition unit, video processing unit, encoder and the signal output apparatus being sequentially connected with.The video frequency signal processing of input is become high dynamic range video signal by described video processing unit, and the information that positioned by GPS embeds described high dynamic range video signal, will export to described encoder with the high dynamic range video signal of embedding GPS location information.Described encoder is compressed coding to the high dynamic range video signal of described embedding GPS location information, and exports the coded data of compressed encoding gained to described encoder.Described coded data is decoded by described encoder, and the decoding data of decoding gained is exported through described signal output unit, and is connected with display terminal and to carry out high dynamic range video through controlling processor and show.
Compared with prior art, the beneficial effects of the utility model are:
The video frequency signal processing of input can be become high dynamic range video signal by missile-borne video encoding/decoding apparatus described in the utility model, and embed GPS location information, after the most encoded device Unified coding and the unified decoding of decoder, the decoding data corresponding to described high dynamic range video signal of available consolidation form.Decoding packet obtained by this utility model contains GPS and positions information, more accurate for later stage target recognition.Video image is carried out Efficient Compression, reduces signal transmission rate, reduce data bandwidth, thus increase transmission range, ensure signal transmission quality.Thus there is good interference free performance, exercise performance and delay performance, advantageously account for the Large Copacity on-board image transmission problem of on-board image reconnaissance system.
Accompanying drawing explanation
Fig. 1 is this utility model missile-borne video encoding/decoding apparatus structural representation.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical solution of the utility model, the utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Seeing Fig. 1, described by this utility model is a kind of missile-borne video encoding/decoding apparatus, and this device includes video acquisition unit 1, video processing unit 2, encoder 3, decoder 4 and the signal output unit 5 being sequentially connected with.Wherein, GPS location information acquisition unit 6 outfan is connected to the input of encoder 3.
Video acquisition unit 1 described in the utility model is used for the video signal collective of target, and is transferred to described video processing unit 2, and wherein, the video signal of described target is obtained by infrared seeker.Image denoising module 21 that described video processing unit 2 includes being sequentially connected with, image enhancement module 22, Video Stabilization module 23, for the video frequency signal processing of input is become high dynamic range video signal, and by being embedded described high dynamic range video signal by the GPS location information acquired in the information acquisition unit 6 of GPS location, finally the high dynamic range video signal having been inserted into GPS location information is exported to described encoder 3.Described encoder 3 is for being compressed coding to the high dynamic range video signal of described embedding GPS location information, and exports the coded data of compressed encoding gained to described decoder 4.Described encoder 3 is carried out data transmission by wireless communication apparatus with described decoder 4.Described decoder 4 is for being decoded described coded data, and the decoding data of decoding gained is exported through described signal output unit 5.Signal output unit 5 includes HDMI and/or network interface, can be connected with display screen through central processing unit, and after described decoding data are processed by described central processing unit, output, to described display screen, carries out high dynamic range images and shows.
Video acquisition unit 1 described in the utility model includes infrared seeker.Described video processing unit 2 includes TMS320DM6748 video frequency processing chip, by this chip, the video frequency signal processing that outside inputs is become high dynamic range video signal.Described encoder 3 is JPEG2000 encoder, specifically includes ADV212 chip, and compression data bandwidth is less than 3M.
Below it is only preferred implementation of the present utility model, it is noted that above-mentioned preferred implementation is not construed as restriction of the present utility model, and protection domain of the present utility model should be as the criterion with claim limited range.For those skilled in the art, without departing from spirit and scope of the present utility model, it is also possible to making some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (7)
1. a missile-borne video encoding/decoding apparatus, it is characterised in that include video acquisition unit, video processing unit, encoder, decoder and the signal output unit being sequentially connected with；Wherein,
Described video acquisition unit, is used for the video signal collective of target, and is transferred to described video processing unit；
Described video processing unit, for the video frequency signal processing of input becomes high dynamic range video signal, and the information that positioned by GPS embeds described high dynamic range video signal, exports the high dynamic range video signal embedding GPS location information to described encoder；
Wherein, described video processing unit includes being sequentially connected with image denoising module, image enhancement module, Video Stabilization module；
Described encoder, for the high dynamic range video signal of described embedding GPS location information is compressed coding, and is exported the coded data of compressed encoding gained to described decoder by wireless launcher；
The decoding data of decoding gained for being decoded described coded data, and are exported by described decoder through described signal output unit.
Missile-borne video encoding/decoding apparatus the most according to claim 1, it is characterised in that described video acquisition unit includes infrared seeker.
Missile-borne video encoding/decoding apparatus the most according to claim 1, it is characterised in that described video processing unit includes TMS320DM6748 video frequency processing chip.
Missile-borne video encoding/decoding apparatus the most according to claim 1, it is characterised in that described encoder is JPEG2000 encoder.
Missile-borne video encoding/decoding apparatus the most according to claim 4, it is characterised in that described encoder compresses data bandwidth is less than 3M.
Missile-borne video encoding/decoding apparatus the most according to claim 5, it is characterised in that described encoder includes ADV212 chip.
Missile-borne video encoding/decoding apparatus the most according to claim 1, it is characterised in that signal output unit includes HDMI and/or network interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620426754.8U CN205754687U (en) | 2016-05-13 | 2016-05-13 | A kind of missile-borne video encoding/decoding apparatus |
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| CN201620426754.8U CN205754687U (en) | 2016-05-13 | 2016-05-13 | A kind of missile-borne video encoding/decoding apparatus |
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| CN205754687U true CN205754687U (en) | 2016-11-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021212373A1 (en) * | 2020-04-22 | 2021-10-28 | 深圳市大疆创新科技有限公司 | Data transmission method for unmanned aerial vehicle, chip, control device, flight control system, storage medium, and computer program product |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021212373A1 (en) * | 2020-04-22 | 2021-10-28 | 深圳市大疆创新科技有限公司 | Data transmission method for unmanned aerial vehicle, chip, control device, flight control system, storage medium, and computer program product |
| CN113892273A (en) * | 2020-04-22 | 2022-01-04 | 深圳市大疆创新科技有限公司 | Data transmission method, chip, control device, flight control system, storage medium, and computer program product for unmanned aerial vehicle |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20180513 |