CN204721429U - A kind of little pixel dimension cmos sensor remote-sensing imaging system - Google Patents
A kind of little pixel dimension cmos sensor remote-sensing imaging system Download PDFInfo
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- CN204721429U CN204721429U CN201520276592.XU CN201520276592U CN204721429U CN 204721429 U CN204721429 U CN 204721429U CN 201520276592 U CN201520276592 U CN 201520276592U CN 204721429 U CN204721429 U CN 204721429U
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Abstract
The utility model discloses a kind of little pixel dimension cmos sensor remote-sensing imaging system, comprise controller and multiple stage transmit camera from raw image data to controller, for camera provides power supply to be connected with every platform camera by cable with the controller of control signal, and raw image data is compressed; Controller comprises image compression circuit plate and power supply circuit board, and two pieces of circuit boards are connected by mother daughter board connector; Camera comprises focal plane circuit board and signal processing circuit board, and two pieces of circuit boards are connected by mother daughter board connector.Image compression circuit plate and power supply circuit board are formed controller by the utility model, can connect the camera that multiple stage is made up of focal plane circuit board and signal processing circuit board simultaneously, compare traditional form, achieve the reliability design of light-weight design and Geng Gao.
Description
Technical field
The utility model belongs to space optical remote technical field, designs a kind of little pixel dimension cmos sensor remote-sensing imaging system.
Background technology
Along with the stage that the mankind enter space, utilize the continuous enhancing of spacial ability, the mankind to experience to enter space, utilize space, monitor space, just stepping into the epoch controlling space.Along with the needs that modern space is explored and space resources utilizes, especially in survey of deep space to celestial body topography and geomorphology and celestial body surface resource detection needs, more and more urgent to the demand of Large visual angle, high-resolution miniaturized Imaging remote sensing device, but traditional Imaging remote sensing device system can not meet such demand gradually.
Spatial remotely sensed imaging system generally uses different designs according to observed object.Earth observation visual light imaging remote sensing system, due to satellite and the earth have fixing relative displacement and image-forming range generally more than hundred kilometers, the push-broom type CCD camera of general use large-aperture long-focus, weight generally more than hundred kilograms, the complex interfaces such as mechanical, electric, hot; Space-based for astronomical observation is looked in the distance imaging system, and observed object distance is general in astronomical unit, generally uses bigbore total-reflection type light to write system, and coordinate complicated circuit design, comparatively earth observation systems structure is more complicated.
For traditional earth observation and astronomical observation visual light imaging remote sensing system, system complex, volume and quality large, limit the application in survey of deep space, survey of deep space goal seeking is extraterrestrial celestial body, and ongoing survey of deep space spininess is to the moon, other planets solar in the world at present, and the target of survey of deep space is far away apart from the earth, have higher requirement to the miniaturization of imaging system and lightweight, the simple CMOS area array cameras of circuit structure starts to be applied to SS.
The detection of the moon abroad carried out, Mars, asteroid and comet all carries small-sized cmos sensor remote-sensing imaging system, the survey of deep space project that China carries out at present also using cmos sensor remote-sensing imaging system, but it is reported, the cmos device pixel dimension used at present is all more than 5 μm.
Under traditional form, as Fig. 1, a camera is made up of focal plane circuit board, signal processing circuit board, image compression circuit plate and power supply circuit board; If need two cameras mutually to back up, circuit needs eight pieces of circuit boards; Needing N platform camera to realize different remote sensing objects, needing 4 × N block circuit board, guaranteeing that on reliability basis, equipment is heavier, affecting space launch cost.
Utility model content
Technical problem to be solved in the utility model is: for overcoming the deficiencies in the prior art, provides a kind of little pixel dimension cmos sensor remote-sensing imaging system, to improve the reliability of camera, realizes the light-weight design of imaging system.
Technical solution of the present utility model is:
A kind of little pixel dimension cmos sensor remote-sensing imaging system, comprise controller and multiple stage transmit camera from raw image data to controller, for camera provides power supply to be connected with every platform camera by cable with the controller of control signal, and raw image data is compressed;
Controller comprises image compression circuit plate and power supply circuit board, and two pieces of circuit boards are connected by mother daughter board connector;
Camera comprises focal plane circuit board and signal processing circuit board, and two pieces of circuit boards are connected by mother daughter board connector, and focal plane circuit board realizes by the conversion of light signal to the signal of telecommunication, by the electric signal transmission that is converted to signal processing circuit board; Signal-processing board provides drive singal and imaging pattern to control for focal plane circuit board, and converts the signal of telecommunication obtained by focal plane circuit board to raw image data, and raw image data is outputted to controller.
The raw image data that camera transmits to controller compresses by image compression circuit plate, and power supply circuit board is that the compressor circuit plate of controller and camera are powered.
The utility model advantage is compared with prior art:
(1) the utility model is connected with controller by 2 or the identical camera of multiple stage, backups each other between camera, the reliability of raising camera; Simultaneously compared with traditional camera design, magazine image compression circuit plate and power supply circuit board are formed controller separately by the utility model, decrease the quantity of image compression circuit plate and power supply circuit board, achieve the light-weight design of imaging system;
(2) the utility model is connected with controller by 2 or multiple stage different cameral, and camera has the parameters such as the different angles of visual field, resolution, frame frequency, thus is realizing light-weighted basis can realize again different remote sensing objects.
Accompanying drawing explanation
Fig. 1 is traditional sensors remote-sensing imaging system schematic diagram;
Fig. 2 is the utility model transducer remote-sensing imaging system schematic diagram.
Embodiment
The utility model uses little pixel dimension cmos sensor to coordinate long-focus optical system for high resolution, realize the visual remote sensing imaging system of high-resolution small light, pixel dimension in one is used to be the technical grade cmos sensor of 3.2 μm, use this device layout focal plane circuit, and design the signal processing circuit board, image compression circuit plate and the power supply circuit board that adapt with it, a kind of little pixel dimension cmos sensor remotely sensed image Circuits System of common composition.
As shown in Figure 2, a kind of little pixel dimension cmos sensor remote-sensing imaging system, comprise controller and multiple stage transmit camera from raw image data to controller, for camera provides power supply to be connected with every platform camera by cable with the controller of control signal, and raw image data is compressed;
Controller comprises image compression circuit plate and power supply circuit board, two pieces of circuit boards are connected by mother daughter board connector, the raw image data that camera transmits to controller compresses by image compression circuit plate, power supply circuit board realizes remote-sensing imaging system externally fed level and uses the conversion of level to internal system, for the compressor circuit plate of controller and camera are powered;
Camera comprises focal plane circuit board and signal processing circuit board, and two pieces of circuit boards are connected by mother daughter board connector, and focal plane circuit board realizes by the conversion of light signal to the signal of telecommunication, by the electric signal transmission that is converted to signal processing circuit board; Signal-processing board provides drive singal and imaging pattern to control for focal plane circuit board, and converts the signal of telecommunication obtained by focal plane circuit board to raw image data, and raw image data is outputted to controller.
In power supply circuit board, mainly comprise DC/DC, EMI and relay, relay realizes the control of family's power-off, and DC/DC completes the conversion of primary power source to secondary power supply voltage, and EMI provides filtering for power supply.The function of this block circuit board is: the power supply provided with outside power supply buses is input, provides the secondary power supply that applicable camera internal uses; Filtering is carried out to outside power supply buses, gets rid of the interference on external power source; The power-off that adds realizing equipment controls.
Focal plane circuit board mainly comprises LDO and cmos sensor two kinds of devices, the secondary that LDO provides with power panel is electric for input, for power supply circuit board provides different supply power voltages (such as+3.3V ,+2.5V ,+1.25V), CMOS needs outside (signal processing circuit) to provide clock and drive singal, exports as multichannel differential signal.
Signal processing circuit board is formed primarily of FPGA, LDO, SDRAM, interface chip.Complete the sequencing control of focusing plane circuit board; Receive the differential signal of focal plane circuit; Data are exported by LVDS interface according to certain format, and receives remote control command by bus interface.
Image compression circuit plate is formed primarily of DSP, LDO, Flash, DDRII and interface chip.Complete the compression function of view data, with the data of signal-processing board for input, using the view data after compression as output.
The unexposed part of the utility model is known to the skilled person general knowledge.
Claims (2)
1. one kind little pixel dimension cmos sensor remote-sensing imaging system, it is characterized in that, comprise controller and multiple stage transmit camera from raw image data to controller, for camera provides power supply to be connected with every platform camera by cable with the controller of control signal, and raw image data is compressed;
Controller comprises image compression circuit plate and power supply circuit board, and two pieces of circuit boards are connected by mother daughter board connector;
Camera comprises focal plane circuit board and signal processing circuit board, and two pieces of circuit boards are connected by mother daughter board connector, and focal plane circuit board realizes by the conversion of light signal to the signal of telecommunication, by the electric signal transmission that is converted to signal processing circuit board; Signal-processing board provides drive singal and imaging pattern to control for focal plane circuit board, and converts the signal of telecommunication obtained by focal plane circuit board to raw image data, and raw image data is outputted to controller.
2. one according to claim 1 little pixel dimension cmos sensor remote-sensing imaging system, it is characterized in that, the raw image data that camera transmits to controller compresses by image compression circuit plate, and power supply circuit board is that the compressor circuit plate of controller and camera are powered.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520276592.XU CN204721429U (en) | 2015-04-30 | 2015-04-30 | A kind of little pixel dimension cmos sensor remote-sensing imaging system |
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| CN201520276592.XU CN204721429U (en) | 2015-04-30 | 2015-04-30 | A kind of little pixel dimension cmos sensor remote-sensing imaging system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109905618A (en) * | 2019-03-26 | 2019-06-18 | 中国科学院长春光学精密机械与物理研究所 | The design method of sandwich imaging unit structure and the positive sample of a step |
| CN113660403A (en) * | 2021-08-23 | 2021-11-16 | 长春理工大学 | Satellite-borne ultra-miniature monitoring camera |
| CN113794858A (en) * | 2021-08-24 | 2021-12-14 | 上海卫星工程研究所 | Light low-consumption modular monitoring system for deep space detector |
| CN113824857A (en) * | 2021-08-10 | 2021-12-21 | 浙江时空道宇科技有限公司 | Image acquisition and processing system and space remote sensing camera |
-
2015
- 2015-04-30 CN CN201520276592.XU patent/CN204721429U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109905618A (en) * | 2019-03-26 | 2019-06-18 | 中国科学院长春光学精密机械与物理研究所 | The design method of sandwich imaging unit structure and the positive sample of a step |
| CN109905618B (en) * | 2019-03-26 | 2021-03-16 | 中国科学院长春光学精密机械与物理研究所 | Sandwich imaging unit structure and one-step sample design method |
| CN113824857A (en) * | 2021-08-10 | 2021-12-21 | 浙江时空道宇科技有限公司 | Image acquisition and processing system and space remote sensing camera |
| CN113660403A (en) * | 2021-08-23 | 2021-11-16 | 长春理工大学 | Satellite-borne ultra-miniature monitoring camera |
| CN113660403B (en) * | 2021-08-23 | 2023-06-02 | 长春理工大学 | Satellite-borne ultra-miniature monitoring camera |
| CN113794858A (en) * | 2021-08-24 | 2021-12-14 | 上海卫星工程研究所 | Light low-consumption modular monitoring system for deep space detector |
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