CN102116404A - Method for eliminating presetting bit offset and offset accumulation of common console - Google Patents
Method for eliminating presetting bit offset and offset accumulation of common console Download PDFInfo
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- CN102116404A CN102116404A CN 201010575733 CN201010575733A CN102116404A CN 102116404 A CN102116404 A CN 102116404A CN 201010575733 CN201010575733 CN 201010575733 CN 201010575733 A CN201010575733 A CN 201010575733A CN 102116404 A CN102116404 A CN 102116404A
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Abstract
The invention discloses a method for eliminating presetting bit offset and offset accumulation of a common console, which belongs to the technical field of video monitoring. In the method, a presetting bit control console self-checking function is added into the chip program of a console decoder. The method comprises the following specific steps that: a, when the console performs the presetting bit calling command, any other operation command on the consoles is invalid; b, a video monitoring software platform automatically calls the function presetting bit and starts the console self-checking action; and c, the console hardware structure is not changed, the presetting bit accuracy of the console is improved, and the presetting bit offset accumulation is corrected. Under the condition that the offset and offset accumulation occur in the common console presetting bit, the special function presetting bit of the console is automatically called by the video monitoring software platform for correcting. A process for adding presetting bit correction in the console program is the most practical and effective method for compensating the presetting bit offset udder the condition of the prior art. Product cost and the availability of the console presetting bit are reduced.
Description
Technical field
The invention belongs to technical field of video monitoring, particularly a kind of method that solves common cradle head preset positions skew and skew accumulation.
Background technique
Fast development along with video monitoring system, the The Cloud Terrace of band presetting bit function is used more and more widely, the The Cloud Terrace of band presetting bit function claims intelligent console again, and the driving of intelligent console adopts 24V AC motor, 12V direct current generator, 12V stepper motor and accurate differential stepper motor to carry out.Power depends on The Cloud Terrace size and power, the general 10-30W of common The Cloud Terrace.24V exchanges and the characteristics of 12V direct current generator are low prices, and the realization technology is simple, and the The Cloud Terrace rotating speed is low, is not easy to realize the location.The characteristics of 12V stepper motor and accurate differential stepper motor are precise structure, and moment of torsion is big, controlled The Cloud Terrace rotating speed height, and accurately localizing objects is assembled complexity, costs an arm and a leg.
The presetting bit function realizes technology: what common The Cloud Terrace adopted is the AC synchronous reversing motor, after The Cloud Terrace powers up, AC motor is the The Cloud Terrace self check under the control of SCM program, rotate in the horizontal and vertical directions, when after level and Vertical direction are run into limit switch, rotating in the opposite direction, up to the limit switch that turns on the another one direction.It is the cycle of special detection Ac that the The Cloud Terrace decoding deck has a circuit.Promptly detect The Cloud Terrace about and Vertical direction how long need to limit switch, this cycle is as the initial data of cradle head preset positions.Promptly as the reference point of presetting bit position, presetting bit and preservation are set, actual is the Ac cycle that record arrives this position.The user is provided with presetting bit to some emphasis monitor areas or target such as gateway, outdoor equipment etc. by operating terminal, and the presetting bit that sets is kept at the Ac cycle of current location on the decoder of The Cloud Terrace by the software of operating terminal.When the user need check certain highest priority fast, can directly access the position that needs supervision by the call instruction on the operating terminal.
The quantity of presetting bit is unfixed in the intelligent console product, theoretically as long as the capacity of decoding deck built-in chip allows, on the decoding deck program, can accomplish a unlimited presetting bit, intelligent console has 64,128,256 presetting bits to select arbitrarily in the market, by the built-in menu setting presetting bit quantity of intelligent console.The cradle head preset positions function not only can allow user's quickly positioning target, can also realize some specific functions, as presetting bit tour, the presetting bit waiting time, open menu function, open auxiliary contact, function such as the presetting bit grouping is provided with.The opening and closing of these functions requires the user that certain is set and presets item or call certain presetting bit quantity and just can realize.Open the presetting bit tour such as being provided with No. 58, be provided with No. 59 and open warning function etc.
The presetting bit precision is one of important technology index of intelligent console, influences presetting bit precision major component and be the control at motor quality, slip ring performance and circuit.The Cloud Terrace institute bringing onto load rotator inertia is big, determined The Cloud Terrace drive motor torsion to want big, common The Cloud Terrace is because of considering the product cost factor, the spacing of the mechanical gear of drive motor and the precision of structural member and high-end intelligent console have a certain distance, cause the presetting bit precision that error is arranged, and call the presetting bit meeting for a long time and make error accumulation, cause presetting bit to be offset the position of original setting fully.
The handling characteristics of The Cloud Terrace has determined The Cloud Terrace must have power down self-locking and static auto-lock function, therefore requires horizontal stage electric machine to have power down self-locking and static auto-lock function.The static auto-lock function of The Cloud Terrace is realized simultaneously by software and hardware, when The Cloud Terrace is static, motor is in self-locking state, when the control The Cloud Terrace starts or stops, master chip can add in motor driving and starts or stops buffering, and add to correct, long-time operation also is not enough to the step-out that causes motor serious, can not cause tangible presetting bit to depart from.But when in the rotation of control The Cloud Terrace, just do not wait The Cloud Terrace to stop oppositely to control, as control The Cloud Terrace right-hand rotation control The Cloud Terrace left-hand rotation suddenly, this situation can't realize the stop and start buffering of motor, can cause tangible presetting bit to be offset and the skew accumulation.
By the cycle of memory AC motor, the cycle of motor is the spacing and spacing demarcation of pitching with the left and right sides fully in the presetting bit of The Cloud Terrace, to realize the rectification of cycle.When The Cloud Terrace worked long hours between spacing position, error accumulation can't be eliminated.
Summary of the invention
The purpose of this invention is to provide a kind of method that solves common cradle head preset positions skew and skew accumulation, it is characterized in that, in The Cloud Terrace decoder chip program, increase the function of presetting bit control The Cloud Terrace self check; Specifically comprise: when a. carried out the presetting bit call instruction at The Cloud Terrace, other any operational orders to The Cloud Terrace were invalid; B. the video monitoring software platform calls this function presetting position automatically, starts the The Cloud Terrace self-checking behavior; C. do not change the The Cloud Terrace hardware configuration, improve the cradle head preset positions precision and the usability of reduction product cost and cradle head preset positions is proofreaied and correct in presetting bit skew accumulation.
Video monitoring software sends automatically and calls this function presetting order of the bit among the described step b, by front-end control facilities " as DVR (digital video recorder) DVS (digital video frequency server), matrix etc. " control command is transferred to the The Cloud Terrace decoder, detailed process is that management server sends the control command that presetting bit is called to the signaling port, send presetting bit to control port after the video stream server confirmation and call control command, front-end control facilities receives that presetting bit calls control command, and sends presetting bit to the The Cloud Terrace decoder and call control command; The self-checking behavior of control The Cloud Terrace is realized the automatic self-checking function of The Cloud Terrace, reaches to correct the spacing and spacing demarcation effect of pitching in the horizontal stage electric machine left and right sides.
Described step c does not change the The Cloud Terrace hardware configuration, improving the cradle head preset positions precision and presetting bit skew accumulation is proofreaied and correct is to add presetting bit to correct in the The Cloud Terrace program, the location starting point of The Cloud Terrace and terminal point are spacing with the spacing and pitching in the left and right sides to be reference, is equivalent to 0 reference.When error accumulation to a certain degree the time, adopt allow The Cloud Terrace again self check once promptly forward starting point and terminal point to, so just can reorientate 0 point, and with original cumulative error elimination.
Beneficial effect of the present invention is to realize that common cradle head preset positions is offset and is offset under the situation of accumulation in generation, proofreaies and correct by the presetting bit of video monitoring software platform invoke The Cloud Terrace specific function automatically.Adding presetting bit and correct in the The Cloud Terrace program, is to remedy presetting bit under the prior art condition wilfully to move the most real effective method.
Description of drawings
Fig. 1 video monitoring software platform calls the presetting bit process automatically
Embodiment
The invention provides a kind ofly when skew and skew accumulation take place for common cradle head preset positions, call the method that proofread and correct The Cloud Terrace function presetting position automatically by the video monitoring software platform.Concrete grammar is as follows:
(1) call certain presetting bit control The Cloud Terrace self check and open,
The cradle head preset positions function not only can allow user's quickly positioning target, can also realize some specific functions, the opening of certain presetting bit control The Cloud Terrace self check of definition in The Cloud Terrace decoder chip program, and promptly when calling this presetting bit, The Cloud Terrace begins self-checking behavior.
When (2) calling presetting bit, other control commands of The Cloud Terrace are invalid
Definition is when The Cloud Terrace is carried out the presetting bit call instruction in The Cloud Terrace decoder chip program, and other control commands of The Cloud Terrace are invalid.
(3) video monitoring software calls this function presetting position automatically, realizes the automatic self check of The Cloud Terrace
Video monitoring software sends automatically and calls this function presetting order of the bit, and (as DVR) is transferred to the The Cloud Terrace decoder with control command by front-end control facilities, realizes the automatic self check of The Cloud Terrace.As shown in Figure 1, management server sends the control command that presetting bit is called to the signaling port, send presetting bit to control port after the video stream server confirmation and call control command, front-end control facilities receives that presetting bit calls control command, and sends presetting bit to the The Cloud Terrace decoder and call control command; The self-checking behavior of control The Cloud Terrace is realized the automatic self-checking function of The Cloud Terrace, reaches to correct the spacing and spacing demarcation effect of pitching in the horizontal stage electric machine left and right sides.
The above only is preferable enforcement of the present invention, is not limited to the present invention, and is within the spirit and principles in the present invention all, any modification of being made, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a method that solves common cradle head preset positions skew and skew accumulation is characterized in that, increases the function of presetting bit control The Cloud Terrace self check in The Cloud Terrace decoder chip program; Specifically comprise: when a. carried out the presetting bit call instruction at The Cloud Terrace, other any operational orders to The Cloud Terrace were invalid; B. the video monitoring software platform calls this function presetting position automatically, starts the The Cloud Terrace self-checking behavior; C. do not change the The Cloud Terrace hardware configuration, improve the cradle head preset positions precision and the usability of reduction product cost and cradle head preset positions is proofreaied and correct in presetting bit skew accumulation.
2. be offset and be offset the method for accumulation according to the common cradle head preset positions of the described solution of claim 1, it is characterized in that, video monitoring software sends automatically and calls this function presetting order of the bit among the described step b, by front-end control facilities control command is transferred to the The Cloud Terrace decoder, detailed process is that management server sends the control command that presetting bit is called to the signaling port, send presetting bit to control port after the video stream server confirmation and call control command, front-end control facilities receives that presetting bit calls control command, and sends presetting bit to the The Cloud Terrace decoder and call control command; The self-checking behavior of control The Cloud Terrace is realized the automatic self-checking function of The Cloud Terrace, reaches to correct the spacing and spacing demarcation effect of pitching in the horizontal stage electric machine left and right sides.
3. be offset and be offset the method for accumulation according to the common cradle head preset positions of the described solution of claim 1, it is characterized in that, described step c does not change the The Cloud Terrace hardware configuration, improving the cradle head preset positions precision and presetting bit skew accumulation is proofreaied and correct is to add presetting bit to correct in the The Cloud Terrace program, the location starting point of The Cloud Terrace and terminal point are spacing with the spacing and pitching in the left and right sides to be reference, is equivalent to 0 reference.When error accumulation to a certain degree the time, adopt allow The Cloud Terrace again self check once promptly forward starting point and terminal point to, so just can reorientate 0 point, and with original cumulative error elimination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010575733 CN102116404A (en) | 2010-12-01 | 2010-12-01 | Method for eliminating presetting bit offset and offset accumulation of common console |
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| CN 201010575733 CN102116404A (en) | 2010-12-01 | 2010-12-01 | Method for eliminating presetting bit offset and offset accumulation of common console |
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| CN102566602A (en) * | 2012-02-29 | 2012-07-11 | 天津天地伟业数码科技有限公司 | Method for promoting accuracy of preset position of dome camera |
| CN105427282A (en) * | 2015-11-05 | 2016-03-23 | 浙江宇视科技有限公司 | Method and device for testing 3D positioning accuracy |
| CN106020240A (en) * | 2016-05-25 | 2016-10-12 | 南京安透可智能系统有限公司 | Holder control system of autonomous homing calibration |
| CN106125782A (en) * | 2016-08-31 | 2016-11-16 | 合肥金星机电科技发展有限公司 | Motor positioning correction method |
| CN106454242A (en) * | 2016-10-14 | 2017-02-22 | 贺贵明 | Multi-fault itinerant identification device for power transmission iron tower |
| CN106569512A (en) * | 2016-11-04 | 2017-04-19 | 极翼机器人(上海)有限公司 | Holder calibration method |
| CN107333061A (en) * | 2017-06-30 | 2017-11-07 | 天津市亚安科技有限公司 | A kind of method that cradle head preset positions precision is improved with compensation |
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| CN102566602A (en) * | 2012-02-29 | 2012-07-11 | 天津天地伟业数码科技有限公司 | Method for promoting accuracy of preset position of dome camera |
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Application publication date: 20110706 |