CN203037261U - Image stabilizing system for small-sized gyroscope - Google Patents
Image stabilizing system for small-sized gyroscope Download PDFInfo
- Publication number
- CN203037261U CN203037261U CN 201220647555 CN201220647555U CN203037261U CN 203037261 U CN203037261 U CN 203037261U CN 201220647555 CN201220647555 CN 201220647555 CN 201220647555 U CN201220647555 U CN 201220647555U CN 203037261 U CN203037261 U CN 203037261U
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- gyroscope
- stepper motor
- circuit
- cloud terrace
- image stabilizing
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Abstract
The utility model belongs to the technical field of gyroscope image stabilizing, and particularly relates to an image stabilizing system for a small-sized gyroscope. The image stabilizing system is characterized in that an upper computer is communicated with a minimum singlechip system through an RS-232 (Recommended Standard) serial port; an output interface of the minimum singlechip system is connected with a driving circuit of a two-circuit stepping motor; the stepping motor is then connected with an image stabilizing pan-tilt; the gyroscope and an accelerometer are mounted on the image stabilizing pan-tilt; and a collected signal is fed back to the singlechip system. The image stabilizing system is simple in circuit structure, and economical and practical; and measuring is performed by combining the accelerometer on the basis of the gyroscope, so that the measuring precision of a posture angle is improved.
Description
Technical field
The utility model belongs to gyroscope and surely looks like technical field, and particularly a kind of miniature gyroscope surely looks like system.
Background technology
Surely mainly surely surely looked like as, electronic steady image and gyroscope by optics as technology at present.Wherein the manufacturing process complexity of optics image stabilization method is dynamically steady as weak effect.Electronic steady image method calculated amount is big, and the algorithm complexity is difficult to guarantee real-time usually, and it is ripe that is that all right at present.And along with the development of gyroscope technology, novel gyroscope precision height, volume are little, are easily installed on the The Cloud Terrace.When the The Cloud Terrace change in location, detect The Cloud Terrace orientation and pitching situation of change by gyroscope, according to error drive motor compensate angle, make camera stabilization arrive given position then, thereby guarantee the relatively stable of image.
The utility model content
The utility model provides a kind of and has utilized gyroscope to detect and the small-sized steady picture system of compensation attitude misalignment.
The technical solution of the utility model is:
This system comprises host computer, single-chip minimum system, and stepper motor driving circuit, stepper motor and The Cloud Terrace signal acquisition module, wherein the The Cloud Terrace signal acquisition module comprises deviation angle collection and acceleration collection.
The annexation of each several part is:
Host computer is by RS-232 serial ports and single-chip minimum system communication, and the output interface of single-chip minimum system is connected with the two-way stepper motor driving circuit, and stepper motor links to each other with steady picture The Cloud Terrace again.In addition, at steady picture The Cloud Terrace gyroscope and accelerometer are installed, are given Single Chip Microcomputer (SCM) system with the signal feedback that collects.
Described host computer is the Labview program of moving on the PC platform, and host computer can send instruction to single-chip minimum system by the RS-232 serial ports, and single-chip microcomputer can send to the operational factor of current controller host computer and shows in real time.
Described single-chip minimum system adopts the ATmega16 single-chip microcomputer, and its minimum system circuit comprises outer clock circuit, and reset circuit and USBASP download the ISP port of line.
Described stepper motor driving circuit be to be simplified motor-drive circuit, the stepper motor special integrated circuit L297 and the dual H-bridge motor drive ic L298 that adopt Italian SGS semiconductor company to produce.
Described The Cloud Terrace signal acquisition module comprises deviation angle collection and acceleration collection.The deviation angle collection realizes that by gyroscope MMA7260 the acceleration collection realizes by accelerometer ENC03.
The beneficial effects of the utility model are:
This surely is applicable to as system takes photo by plane or vehicular applications, adopts integrated gyroscope chip and accelerometer chip, and circuit structure is simple, and is economical and practical.Accelerometer measures is merged on basis in the gyroscope survey attitude, has improved the measuring accuracy of attitude angle.
Description of drawings
Fig. 1 is the structured flowchart of described steady picture system;
Fig. 2 is the fundamental diagram of described steady picture system.
Embodiment
The utility model provides a kind of miniature gyroscope surely to look like system, below in conjunction with the drawings and specific embodiments the utility model is described further.
Be illustrated in figure 1 as the structural drawing of each module of entire controller, comprise stepper motor, single-chip minimum system, The Cloud Terrace signal acquisition module and host computer.
By Labview program and the RS-232 serial ports that moves on the PC platform, host computer can show and single-chip microcomputer can send to the operational factor of current controller host computer in real time to the single-chip minimum system sending controling instruction.
Adopt the single-chip minimum system of ATmega16 to be connected with stepper motor driving circuit by its output interface, wherein the driving circuit of stepper motor mainly is made up of L297 and L298, L297 is controllor for step-by-step motor, can control L298 doube bridge drive integrated circult with its output signal, L298 is the integrated circuit that drives stepper motor, adopts the bridge joint mode of enjoying a double blessing to drive stepper motor.
Driving voltage is up to 46V, and total current is that the following stepper motor of 4A links to each other with steady picture The Cloud Terrace.At steady picture The Cloud Terrace gyroscope and accelerometer are installed, deviation angle signal and the acceleration signal that collects fed back to Single Chip Microcomputer (SCM) system.
Be illustrated in figure 2 as the fundamental diagram of steady picture system, system power on and initialization after, at first import given steady picture coordinate, obtain deviation angle signal and acceleration signal by gyroscope MMA7260 and accelerometer ENC03 then, the current coordinate of The Cloud Terrace will be calculated behind these signal back single-chip microcomputers, behind latter two coordinate of contrast computing elder generation, drive stepper motor and make the response action, to keep the The Cloud Terrace actual coordinate with identical to position fixing.Single-chip microcomputer and host computer carry out real-time Communication for Power by the RS-232 serial port module simultaneously, and host computer can be to the single-chip microcomputer sending controling instruction, and single-chip microcomputer shows in real time to the operational factor of host computer transmit control device.
Claims (3)
1. a miniature gyroscope surely looks like system, it is characterized in that: comprise host computer, single-chip minimum system, stepper motor driving circuit, stepper motor and The Cloud Terrace signal acquisition module, wherein the The Cloud Terrace signal acquisition module comprises deviation angle collection and acceleration collection; The annexation of each several part is:
Host computer is by RS-232 serial ports and single-chip minimum system communication, and the output interface of single-chip minimum system is connected with the two-way stepper motor driving circuit, and stepper motor links to each other with steady picture The Cloud Terrace again; In addition, at steady picture The Cloud Terrace gyroscope and accelerometer are installed, are given Single Chip Microcomputer (SCM) system with the signal feedback that collects; Described single-chip minimum system adopts the ATmega16 single-chip microcomputer, and its minimum system circuit comprises outer clock circuit, and reset circuit and USBASP download the ISP port of line; Described stepper motor driving circuit for simplifying motor-drive circuit, adopts stepper motor special integrated circuit L297 and dual H-bridge motor drive ic L298; Described The Cloud Terrace signal acquisition module comprises deviation angle collection and acceleration collection; Deviation angle is gathered by gyroscope and is realized that the acceleration collection realizes by accelerometer.
2. a kind of miniature gyroscope according to claim 1 surely looks like system, it is characterized in that: gyroscope adopts MMA7260.
3. a kind of miniature gyroscope according to claim 1 surely looks like system, it is characterized in that: accelerometer adopts ENC03.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220647555 CN203037261U (en) | 2012-11-30 | 2012-11-30 | Image stabilizing system for small-sized gyroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220647555 CN203037261U (en) | 2012-11-30 | 2012-11-30 | Image stabilizing system for small-sized gyroscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203037261U true CN203037261U (en) | 2013-07-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220647555 Expired - Fee Related CN203037261U (en) | 2012-11-30 | 2012-11-30 | Image stabilizing system for small-sized gyroscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203037261U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104656684A (en) * | 2015-01-20 | 2015-05-27 | 桂林飞宇电子科技有限公司 | Method for controlling tri-axis stabilization tripod head with brushless motors by using single IMU sensors |
| CN104683759A (en) * | 2015-01-23 | 2015-06-03 | 中国计量学院 | Wireless video monitoring equipment and method based on aircraft for chimney inner wall corrosion condition |
| CN104811641A (en) * | 2015-04-24 | 2015-07-29 | 段然 | Head wearing camera system with cloud deck and control method thereof |
| CN107153429A (en) * | 2017-06-30 | 2017-09-12 | 天津市亚安科技有限公司 | A kind of vehicle head stabilising arrangement and method based on double tops instrument |
-
2012
- 2012-11-30 CN CN 201220647555 patent/CN203037261U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104656684A (en) * | 2015-01-20 | 2015-05-27 | 桂林飞宇电子科技有限公司 | Method for controlling tri-axis stabilization tripod head with brushless motors by using single IMU sensors |
| CN104683759A (en) * | 2015-01-23 | 2015-06-03 | 中国计量学院 | Wireless video monitoring equipment and method based on aircraft for chimney inner wall corrosion condition |
| CN104683759B (en) * | 2015-01-23 | 2017-12-05 | 中国计量学院 | Inner wall of stack corrosion condition wireless video monitoring apparatus and method for based on aircraft |
| CN104811641A (en) * | 2015-04-24 | 2015-07-29 | 段然 | Head wearing camera system with cloud deck and control method thereof |
| CN107153429A (en) * | 2017-06-30 | 2017-09-12 | 天津市亚安科技有限公司 | A kind of vehicle head stabilising arrangement and method based on double tops instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20131130 |