CN103238534A - System with video monitoring function for carrying out research on circadian rhythms under condition of exposure to microwaves - Google Patents
System with video monitoring function for carrying out research on circadian rhythms under condition of exposure to microwaves Download PDFInfo
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- CN103238534A CN103238534A CN201210294938XA CN201210294938A CN103238534A CN 103238534 A CN103238534 A CN 103238534A CN 201210294938X A CN201210294938X A CN 201210294938XA CN 201210294938 A CN201210294938 A CN 201210294938A CN 103238534 A CN103238534 A CN 103238534A
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Abstract
The invention provides a system with a video monitoring function for carrying out research on circadian rhythms under the condition of exposure to microwaves. Various LD (light and dark) lighting systems for the research on the circadian rhythms are automatically implemented by a lighting system setting and illumination control module; a multi-processor working mode is adopted, a main processor notifies a video processor to process corresponding videos via a video processing function calling interface, and is connected with temperature, humidity and light intensity sensors by serial or I2C (inter-integrated circuit) interfaces, data can be acquired and stored, and whether the data exceed set threshold values or not can be judged; and the system supports two modes for controlling microwave radiation, microwave equipment is automatically controlled and measured by LXI standards in one mode, and a microwave generating circuit and a microwave measuring circuit are integrated in the system in the other mode. The system with the video monitoring function for carrying out the research on the circadian rhythms under the condition of exposure to the microwaves has the advantages that an automatic procedure and the lighting system implementation precision can be improved, and the complexity of manual operation is reduced.
Description
Technical field
The invention belongs to the monitoring system field, be specifically related to a kind of microwave of carrying out with video monitoring function and expose circadian rhythm research system down.
Background technology
Along with development of wireless communication devices, the microwave communication technology is widely used in people's the production and life, brought facility to people's production and life on the one hand, also around people, constituted a complex electromagnetic environments on the other hand, and whether these complex electromagnetic environments impact people are healthy, have caused people's attention.Increasing scientist begins one's study electromagnetic wave to the influence of organism, and has obtained many significant achievements in this research field, experimental results show that the microwave signal long-term irradiation human body of certain intensity will influence the function of human body.This influence to function of human body has the form of expression of contradiction, may influence health of people on the one hand, and can be used for the micro-wave therapeutic disease on the other hand.How the scientific and rational microwave technology of utilizing is an important topic of studying at present.
In the research that rationally utilizes microwave, circadian research was an important research content under microwave exposed.So-called biological circadian rhythm refers to that the various physiological functions of organism adapt to changing round the clock of external environment and rule cycle of setting up.Natural world, biosphere have the distinctive rigorous rhythm and pace of moving things of itself.After external environment changes, will exert an influence to biological circadian rhythm, serious will influence biological physiological function health.Because human body has self-repairing capability, research is different different to the function of human body influence constantly under microwave exposes, comprise in the concrete manifestation circadian influence, namely may influence big (sensitization time) in the certain hour section, and in certain hour influence lower (insensitive time), carry out if in the micro-wave therapeutic process, be chosen in the insensitive time point, help to reduce the side effect of micro-wave therapeutic, be conducive to the medical and health care system development.In the experiment of circadian rhythm research, can adopt illumination in 12 hours and 12 hours dark 12LD light system or other LD light systems, the relation round the clock that simulation is actual.
Carrying out the following circadian rhythm research of microwave exposure does not at present also have specialized apparatus, will solve following problem in process of experimental.
1) the automatic problem that produces of circadian rhythm research light system
No matter adopt 12LD light system or other light system, main method is the switch lamp control of carrying out in the darkroom regularly in experiment, mainly be the Artificial Control method at present, cause bigger manpower waste, and Artificial Control 12LD light can't guarantee also on the time precision.
2) microwave regularly exposes problem
In the biological circadian rhythm research process under microwave exposes, generally can select the different time periods to carry out microwave irradiation, so the physiological function of studying tested biology under microwave exposes to sensitization time point and the insensitive time point of circadian rhythm influence.In the present experimentation, not only to integrate equipment such as microwave source instrument, power amplification instrument, transmitting antenna, and need manually to carry out the control that microwave signal is launched and stopped to launch by requirement of experiment in the time period of appointment, not only influence the time precision of microwave irradiation, and manpower had relatively high expectations, the manpower waste is more serious.
3) environmental monitoring problem
Influencing biological circadian environmental factor has a variety ofly, comprises microwave exposure, temperature, humidity, intensity of illumination etc.Under microwave exposes, in the biological circadian rhythm process of experimental, generally need environmental factors such as fixed temperature, humidity and intensity of illumination, can determine that just experimental result is subjected to microwave to expose this single-factor influence.Therefore in a period of time that experiment begins to carry out, will carry out 12LD or the adaptation light system of other appointment light system and the raising of environment to laboratory animal, set up stable circadian rhythm.Carrying out long-term microwave exposure then, the research microwave exposes the circadian influence of biology.In the process of experimental of reality, environmental factors such as temperature, humidity and light intensity were surveyed several time points in general one day and are got final product, and can not record complete environmental factor index, can not get rid of other Effect of Environmental fully to a certain extent at present.
4) biological activity rule monitoring problem
To the influence of experimental study, generally adopt mouse cage as the laboratory animal scope in order to reduce the tested animal of constraint (generally being to test with rat or mouse).Because the long-term experiment under the LD light system, mechanics and scope of activities that manually can't recording laboratory animal, this content can show tested animal stress reflect under microwave exposes to a certain extent, do not see that at present the someone proposes a solution.
Summary of the invention
In order to solve the problem of above-mentioned deficiency, the present invention aims to provide a kind of microwave of carrying out with video monitoring function and exposes circadian rhythm research system down.
For achieving the above object, the technical solution adopted in the present invention is:
The microwave of carrying out with video monitoring function of the present invention exposes circadian rhythm research system down, described system is made up of system configuration module, lighting control module, video monitoring module, microwave generation and measurement module, temperature collect module, humidity acquisition module, intensity collection module and alarm module
Described system configuration module mainly is made up of man-machine interface circuit and memory circuit, comprise that the settings of temperature, humidity and intensity collection frequency and alarm threshold value, light system arrange, these functional modules of microwave irradiation parameter, each functional module independent operating in the system.
Preferably, described temperature, humidity and intensity collection frequency and alarm threshold value arrange, and mainly by the input of man-machine interface circuit, and are stored in the system storage; Described light system arranges the various LD light systems of supporting, is made as example with the 12LD light at 12 hour daytime and 12 hour night, the zero-time of can turning on light, and the duration of turning on light is 12 hours setting; Described microwave irradiation parameter is included in shines zero-time, irradiation duration, irradiating microwaves frequency, intensity, these parameters of delayed startup fate under the LD light system of setting.
Described lighting control module comprises illumination control circuit, according to light system the parameter control of throwing light on is set.
Described video monitoring module utilizes video capture circuit to carry out video acquisition, the main multiprocessor working method that adopts, one of them primary processor control whole system operation, a video processor is mainly for the treatment of video, it is mutual that two processors carry out video data by the mode of RAM Shared, carry out corresponding Video processing by primary processor by video processing function calling interface notice video processor, and the video processor display video, and give primary processor by RAM Shared transmission result and video data, primary processor is to the result that receives and compressed video is stored or the network transmission, realizes video monitoring function.
Described microwave takes place and measurement module is taken place by microwave and measuring circuit constitutes, mainly setting is carried out microwave and is controlled according to the microwave irradiation parameter, this module adopts the radiation of dual mode control microwave, a kind of mode is to adopt existing microwave source instrument and microwave measuring instrument, microwave equipment is controlled automatically and measured automatically by network using LXI standard, can take full advantage of existing microwave precision instrument; Another kind of mode is integrated micro generation circuit and microwave measurement circuit in system, can control the microwave signal of microwave generation circuit launch requirements according to the information of configuration, utilizes reception antenna to receive microwave signal realization microwave intensity simultaneously and measures.
Described temperature or humidity acquisition module are made of temperature acquisition or humidity Acquisition Circuit, mainly according to temperature or humidity frequency acquisition and threshold value collection and the record that parameter is carried out environmental temperature or humidity is set, if surpass threshold value, system will notify alarm module to report to the police.
Described intensity collection module is made of the intensity collection circuit, mainly according to light system parameter, intensity collection frequency and threshold value is set and parameter is set carries out environmental light intensity collection and record, if surpass threshold value, system will notify the alarm module warning.
Described alarm module is made of warning circuit, and the warning request of each module of surveillance if alarm module receives the system alarm request, will be reported to the police, and supports to carry out network alarming by LAN interface.
Preferably, described system is being configured to not provide wireless communication interface when microwave exposes mode of operation, prevents that radio communication from producing the interference of microwave radiation to whole experimental situation.
Preferably, described system adopts USB interface to connect mouse, keyboard, adopts touch-screen and numeric keypad etc. to carry out man-machine interaction, also supports to carry out man-machine interaction by network.
With respect to prior art, the microwave of carrying out with video monitoring function of the present invention exposes circadian rhythm research system down, has following beneficial technical effects:
1. adopt the mode of control illumination automatically, realize specifying in the circadian rhythm research process realization of light system, improve the automation process of experimental study and the precision that light system realizes, reduce manually-operated complexity simultaneously.
2. automatic acquisition function and the super setting threshold warning function of temperature, humidity, light intensity are provided, at utmost guarantee the environmental factor stability of experimental study.
3. introduce video monitoring function in experiment, not only can improve experimentation record and control mode, and can follow the tracks of target, the statistics target is in the information of each defined area.
4. have the automatic microwave measuring function, can the tracking test process in ambient electromagnetic field, help interpretation.
5. the regularly control function of microwave irradiation is provided, can carries out the timing microwave automatically and expose, help to expose the research that the biological function circadian rhythm is influenced about microwave.
Description of drawings
Fig. 1 exposes the system schema schematic diagram of circadian rhythm research system down for a kind of microwave of carrying out with video monitoring function of the present invention.
Fig. 2 exposes the system hardware module principle block diagram of circadian rhythm research system down for a kind of microwave of carrying out with video monitoring function of the present invention.
Embodiment
Describe the microwave of carrying out with video monitoring function of the present invention in detail below in conjunction with accompanying drawing and expose the architecture of circadian rhythm research system down, but be not construed as limiting the invention.
Main employing system design scheme shown in Figure 1.The user comprises mainly that by the function that user interface (keyboard, mouse, touch-screen or numerical key, network interface etc.) configuration-system needs temperature, humidity and intensity collection cycle and alarm threshold value, illumination light system arrange (then hocketed in per 12 hours as 12LD light system and turn on light and turn off the light operation), microwave irradiation parameter (shining zero-time, irradiation duration, irradiating microwaves frequency, intensity, delayed startup fate etc. under the LD light system of setting) etc.In the system, each function independent operating, for example when beginning to test, the LD light system that adapts to setting that need breed experimental animals is set up stable circadian rhythm, and can not start the microwave irradiation module this moment.When requiring to begin that laboratory animal carried out microwave irradiation, restart the microwave irradiation function.Attention: the support of microwave irradiation function manually manually boots, but general the selection arranges delayed startup parameter delayed startup mode, and this mode time alignment is more accurate.
After starting experiment control function, temperature, humidity, intensity collection module are carried out the periodicity collection of temperature, humidity, light intensity, and judge according to the threshold value that arranges.If temperature, humidity or the light intensity data gathered surpass the threshold value of its setting, system will report to the police by alarm module, and the record warning message is for future reference to treat.Video monitoring module is mainly carried out video monitoring function, and monitor video is shown, compresses, stores.In the video monitoring process, this module will be carried out the video tracking function according to the laboratory animal feature, and the movement locus of render target records out it at the number of times that each zone occurs simultaneously, is used for the action message of statistics laboratory animal in each time period.When the situation that notes abnormalities in the video identification process (abnormal state such as baiting as animal), also will start alarm module and report to the police.In addition, adopting video mode that omnidistance record is carried out in experiment also is a kind of new experimentation record and control form.
In system, microwave module is set according to the system configuration module and is carried out work.When manually starting the end of this module or delay time, this module (zero-time and duration setting) in the working time section of setting starts microwave irradiation.Wherein reception antenna is positioned at the mouse cage bottom, is used for measuring the microwave power (measuring irradiation power, microwave power in the testing environment At All Other Times when microwave exposes) of this position.Attention: if at the microwave power of non-irradiation time reception too high (surpassing the threshold value of setting), then this module also can notify alarm module to report to the police.
System adopts hardware scheme as shown in Figure 2.In order to improve video processing function, whole system adopts the multiprocessor working method, one of them primary processor control whole system operation, a video processor is mainly for the treatment of video, it is mutual that two processors carry out video data by the mode of RAM Shared, carry out corresponding Video processing by primary processor by video processing function calling interface notice video processor, and video processor display video (optional), and transmit result and video data is given primary processor by RAM Shared, primary processor is to the result that receives and compressed video is stored or or network transmission.Primary processor is connected with temperature, humidity, light intensity sensor by serial ports or I2C interface, requires to carry out collection and the storage of temperature, humidity, light intensity data according to system configuration, can judge whether sampled value surpasses the threshold value of setting simultaneously.If surpass threshold value, system will report to the police by IO interface notice alarm module, also carry out network alarming by LAN interface simultaneously.System is being configured to not provide wireless communication interface when microwave exposes mode of operation, prevents that radio communication from producing the interference of microwave radiation to whole experimental situation.This system adopts USB interface to connect mouse, keyboard, adopts touch-screen and numeric keypad etc. to carry out man-machine interaction, also supports to carry out man-machine interaction by network.
This system supports the radiation of dual mode control microwave.A kind of mode is to adopt existing microwave source instrument and microwave measuring instrument, microwave equipment is controlled automatically and measured automatically by network using LXI standard, can take full advantage of existing microwave precision instrument.Another kind of mode is integrated micro generation circuit and microwave measurement circuit in system, can control the microwave signal (going out by aerial radiation) of microwave generation circuit launch requirements according to the information of configuration, utilize reception antenna to receive microwave signal simultaneously and realize the microwave intensity measurement.Attention: dual mode can be worked jointly, namely can be with microwave emission and microwave measurement function cross-application in the dual mode.
This system provides watchdog function, when system exception with rerun routine.Because configuration information has been stored in the system, system will determine whether be in experimental period at present according to configuration information.If be in experimental period, will obtain the current time by network (or system), and determine the duty that current system should be in, continue operation then, will drop to minimum unusually.
A kind of have carry out the software design scheme that microwave exposes down circadian research system:
Behind the initialization system, at first check whether be the startup that resets that is resetted and caused by watchdog circuit, the main method that adopts is the value that checks duty sign Flag_Working, if this value is 1, then judgement system is resetted by watchdog circuit.At this moment, at first read current system time (perhaps obtaining the current time from network), be transformed into the time point in the Set For Current light system (as 12LD light system) then, configuration parameter according to the setting of this task, calculate the current working stage that should be in, continue to carry out this workflow then.Adopt this fault-tolerant way, the system that can guarantee can carry out according to former execution flow process after restarted by external interference, and error is dropped to minimum point.If normal start-up routine, the then human configuration at system wait man-machine interactively interface.After receiving the order of starting working, the value that Flag_Working at first is set is 0, then the following functional module of executed in parallel:
Temperature collect module: periodically record temperature information, and judge whether to exceed threshold range.If go beyond the scope, will notify alarm module to report to the police.
Humidity acquisition module: periodically record humidity information, and judge whether to exceed threshold range.If go beyond the scope, will notify alarm module to report to the police.
Intensity collection module: periodically record intensity signal, and judge whether to exceed threshold range.If go beyond the scope, will notify alarm module to report to the police.
Video monitoring module: gather the video of tested animal, and carry out target following according to target signature, each regional information appears in the statistics target.Compressed video, and store video simultaneously, the record and the process control that are used for experimentation are filed.When having detected unusual generation in the video, will notify alarm module to report to the police.
The illumination control module: according to light configuration information processed by the illumination control circuit illumination work that property was turned on light, turned off the light performance period.
The microwave measurement module: according to configuration information, global timing is measured microwave power, and record microwave power information comprises the power level when microwave exposes.If when unusual (power level was lower than threshold value when microwave exposed, and perhaps power level is higher than threshold value during non-exposure) of monitoring, will notify alarm module to report to the police.
Microwave generation module: this module is according to system configuration information, and from the exposure zero-time of setting, the microwave signal of carrying out setpoint frequency and power level during the exposure duration of setting takes place, structure microwave exposed environments.
Alarm module: detect whether receive the information that requires warning, if the request of warning is arranged, then start alarm module and report to the police.
When system reaches working time (experiment fate setting) of setting, perhaps receive the artificial experiment that finishes, after the order, system will quit work, and will arrange Flag_Working value this moment is 0, and the expression normal termination is tested.
Above-described embodiment just is to allow the one of ordinary skilled in the art can understand content of the present invention and enforcement according to this for technical conceive of the present invention and characteristics being described, its objective is, can not limit protection scope of the present invention with this.Variation or the modification of every equivalence that the essence of content has been done according to the present invention all should be encompassed in protection scope of the present invention.
Claims (10)
1. the microwave of carrying out that has video monitoring function exposes circadian rhythm research system down, it is characterized in that, described system is made up of system configuration module, lighting control module, video monitoring module, microwave generation and measurement module, temperature collect module, humidity acquisition module, intensity collection module and alarm module
Described system configuration module mainly is made up of man-machine interface circuit and memory circuit, comprise that the settings of temperature, humidity and intensity collection frequency and alarm threshold value, light system arrange, these functional modules of microwave irradiation parameter, each functional module independent operating in the system.
2. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that, described temperature, humidity and intensity collection frequency and alarm threshold value arrange, and mainly by the input of man-machine interface circuit, and are stored in the system storage; Described light system arranges the various LD light systems of supporting, is made as example with the 12LD light at 12 hour daytime and 12 hour night, the zero-time of can turning on light, and the duration of turning on light is 12 hours setting; Described microwave irradiation parameter is included in shines zero-time, irradiation duration, irradiating microwaves frequency, intensity, these parameters of delayed startup fate under the LD light system of setting.
3. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that described lighting control module comprises illumination control circuit, according to light system the parameter control of throwing light on is set.
4. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that, described video monitoring module utilizes video capture circuit to carry out video acquisition, the main multiprocessor working method that adopts, one of them primary processor control whole system operation, a video processor is mainly for the treatment of video, it is mutual that two processors carry out video data by the mode of RAM Shared, carry out corresponding Video processing by primary processor by video processing function calling interface notice video processor, and the video processor display video, and give primary processor by RAM Shared transmission result and video data, primary processor is to the result that receives and compressed video is stored or the network transmission, realizes video monitoring function.
5. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that, described microwave takes place and measurement module is taken place by microwave and measuring circuit constitutes, mainly setting is carried out microwave and is controlled according to the microwave irradiation parameter, this module adopts the radiation of dual mode control microwave, a kind of mode is to adopt existing microwave source instrument and microwave measuring instrument, microwave equipment is controlled automatically and measured automatically by network using LXI standard, can take full advantage of existing microwave precision instrument; Another kind of mode is integrated micro generation circuit and microwave measurement circuit in system, can control the microwave signal of microwave generation circuit launch requirements according to the information of configuration, utilizes reception antenna to receive microwave signal realization microwave intensity simultaneously and measures.
6. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that, described temperature or humidity acquisition module are made of temperature acquisition or humidity Acquisition Circuit, mainly according to temperature or humidity frequency acquisition and threshold value collection and the record that parameter is carried out environmental temperature or humidity is set, if surpass threshold value, system will notify alarm module to report to the police.
7. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that, described intensity collection module is made of the intensity collection circuit, mainly according to light system parameter, intensity collection frequency and threshold value being set arranges parameter and carries out environmental light intensity collection and record, if surpass threshold value, system will notify alarm module to report to the police.
8. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that, described alarm module is made of warning circuit, the warning request of each module of surveillance, if alarm module receives the system alarm request, to report to the police, and support to carry out network alarming by LAN interface.
9. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that, described system is being configured to not provide wireless communication interface when microwave exposes mode of operation, prevents that radio communication from producing the interference of microwave radiation to whole experimental situation.
10. the microwave of carrying out with video monitoring function according to claim 1 exposes circadian rhythm research system down, it is characterized in that, described system adopts USB interface to connect mouse, keyboard, adopts touch-screen and numeric keypad etc. to carry out man-machine interaction, also supports to carry out man-machine interaction by network.
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| CN103489494A (en) * | 2013-09-29 | 2014-01-01 | 汇佳生物仪器（上海）有限公司 | X-ray radiation protection tank with anti-radiation light and video monitor |
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| CN107410223A (en) * | 2017-08-28 | 2017-12-01 | 南京农业大学 | A kind of small insects physiological behavior rhythm and pace of moving things available for magnetic field processing monitors receipts sampling device automatically |
| CN109363795A (en) * | 2018-09-29 | 2019-02-22 | 东南大学 | Microwave irradiation device and method suitable for open field |
| CN109363795B (en) * | 2018-09-29 | 2020-07-31 | 东南大学 | Microwave irradiation device and method suitable for open field |
| CN112741610A (en) * | 2019-10-29 | 2021-05-04 | 华东师范大学 | Electromagnetic exposure dose detection system and detection method for freely moving animals |
| CN110915719A (en) * | 2019-12-03 | 2020-03-27 | 华东师范大学 | Independent rhythm monitoring device |
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