CN204707185U - The anti-smog device of video camera and video camera - Google Patents
The anti-smog device of video camera and video camera Download PDFInfo
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- CN204707185U CN204707185U CN201520466156.9U CN201520466156U CN204707185U CN 204707185 U CN204707185 U CN 204707185U CN 201520466156 U CN201520466156 U CN 201520466156U CN 204707185 U CN204707185 U CN 204707185U
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Abstract
The utility model discloses a kind of anti-smog device and video camera of video camera.Wherein, the anti-smog device of this video camera comprises: housing; Semiconductor cooler, is arranged in housing, and semiconductor cooler comprises relative cold junction face and face, hot junction; Gathering-device, gathering-device is arranged on the below in cold junction face, and gathering-device comprises delivery port; Drainage arrangement, drainage arrangement comprises valve and is arranged on the discharge outlet on housing, and discharge outlet is connected with delivery port, and valve is arranged between delivery port and discharge outlet; Control device, control device is connected with semiconductor cooler and gathering-device.The utility model solves the problem of the inner antifog weak effect of video camera in prior art.
Description
Technical field
The utility model relates to a kind of apparatus for making a video recording, in particular to a kind of anti-smog device and video camera of video camera.
Background technology
In the actual use procedure of video camera, a small amount of steam of inner general inevitable existence.When ambient temperature changes, may occur that inner temperature is down to the situation of below dew point, now steam just can condense on the inner surface of camera lens, guard shield window or translucent cover, forms vaporific droplet, the picture of video camera is caused to fog, the phenomenon that hazes namely be commonly called as.
Current, for the problem that hazes of video camera inside, the following settling mode of main dependence:
Antifog film coated type: plate antifog film on the window of video camera, this kind of plated film is hydrophilic species, when steam condenses in window surface, can not form vaporific droplet, but can form very thin water membrane, not affect passing through of light.This mode does not need to increase any extra circuit and mechanical structure, but demist poor effect, moisture film also can affect the definition of camera review simultaneously.And along with the increase of service time, antifog plated film can be degenerated gradually and lose antifog effect.
Windscreen wiper formula: the device installing a similar windscreen wiper in video camera inside, when especially window hazes in video camera inside, opens windscreen wiper and is wiped by the globule.This device needs to increase telecontrol equipment, poor reliability, and poor effect.
For the problem of the inner antifog weak effect of video camera in prior art, at present effective solution is not yet proposed.
Utility model content
The utility model provides a kind of anti-smog device and video camera of video camera, at least to solve the problem of the inner antifog weak effect of video camera in prior art.
According to an aspect of the utility model embodiment, provide a kind of anti-smog device of video camera, comprising: housing; Semiconductor cooler, is arranged in above-mentioned housing, and above-mentioned semiconductor cooler comprises relative cold junction face and face, hot junction; Gathering-device, above-mentioned gathering-device is arranged on the below in above-mentioned cold junction face, and above-mentioned gathering-device comprises delivery port; Drainage arrangement, above-mentioned drainage arrangement comprises valve and is arranged on the discharge outlet on housing, and above-mentioned discharge outlet is connected with above-mentioned delivery port, and above-mentioned valve is arranged between above-mentioned delivery port and above-mentioned discharge outlet; Control device, above-mentioned control device is connected with above-mentioned semiconductor cooler and above-mentioned gathering-device.
Further, above-mentioned drainage arrangement also comprises: drive motors, and above-mentioned drive motors is electrically connected with above-mentioned control device and above-mentioned valve.
Further, above-mentioned discharge outlet is positioned at sidewall or the diapire of above-mentioned housing, and above-mentioned drainage arrangement also includes the mouth of a river, and the horizontal level of above-mentioned discharge outlet is lower than the horizontal level of the water inlet of above-mentioned drainage arrangement.
Further, the face, hot junction of above-mentioned semiconductor cooler is fixed on the medial surface of above-mentioned housing by heat-conducting glue or screw.
Further, above-mentioned gathering-device includes the mouth of a river and delivery port, and the cross-sectional area of above-mentioned gathering-device diminishes from above-mentioned water inlet gradually to above-mentioned delivery port.
Further, the shell of video camera and/or guard shield form above-mentioned housing, and the face, hot junction of above-mentioned control device and above-mentioned semiconductor cooler is fixed on the same medial surface of above-mentioned housing.
Further, above-mentioned control device comprises: sensor device, is arranged in above-mentioned housing; Control circuit, be arranged on the inwall of above-mentioned housing, above-mentioned control circuit is connected with the sensor device.
Further, above-mentioned gathering-device is provided with liquid sensor; Aforesaid liquid transducer is connected with above-mentioned control circuit.
Further, the sensor device comprises: at least one in temperature sensor, humidity sensor and baroceptor.
According to another aspect of the utility model embodiment, additionally provide a kind of video camera, comprise and there is any one the anti-smog device of video camera above-mentioned.
In the utility model embodiment, the anti-smog device of this video camera is after semiconductor cooler starts refrigeration, by the water of the cold junction face surface condensation of gathering-device collection semiconductor refrigerator, and the water of this condensation is discharged by drainage arrangement, can the steam of minimizing video camera inner space of high degree, solve the technical problem of the inner antifog poor stability of video camera, achieve the effect of the fog eliminating video camera inside reliable and stablely, and accuracy and the reliability of imaging in camera photography process can be ensured.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the anti-smog device of a kind of video camera according to the utility model embodiment;
Fig. 2 is the structural representation of the anti-smog device of another kind of video camera according to the utility model embodiment.
Embodiment
The utility model scheme is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
It should be noted that, term " first ", " second " etc. in specification of the present utility model and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.
Provide a kind of anti-smog device of video camera according to the utility model embodiment, as depicted in figs. 1 and 2, the anti-smog device of this video camera comprises: housing 20, semiconductor cooler 30, gathering-device 50, drainage arrangement 70 and control device 10.
Wherein, semiconductor cooler 30, is arranged in housing 20, comprises relative cold junction face 31 and face, hot junction 32; Gathering-device 50, is arranged on the below in cold junction face 31, comprises delivery port; Drainage arrangement 70, the discharge outlet comprising valve 71 and arrange on the housing 20, discharge outlet is connected with the delivery port of gathering-device 50, and valve 71 is arranged between delivery port and discharge outlet (not shown); Control device 10, is connected with semiconductor cooler 30 and gathering-device 50.
By the anti-smog device in above-described embodiment, after semiconductor cooler starts refrigeration, by the water of the cold junction face surface condensation of gathering-device collection semiconductor refrigerator, and the water of this condensation is discharged by drainage arrangement, can the steam of minimizing video camera inner space of high degree, solve the technical problem of the inner antifog poor stability of video camera, achieve the effect of the fog eliminating video camera inside reliable and stablely, and accuracy and the reliability of imaging in camera photography process can be ensured.
In embodiment as shown in Figure 2: sensor device 11, control circuit 13, semiconductor cooler 30, gathering-device 50 and drainage arrangement 70, control circuit 13 (not shown in Fig. 2) judges and performs whether power to semiconductor cooler 30 and drainage arrangement 70 according to the induction result of sensor device 11, semiconductor cooler 30 is for generation of aqueous water, the aqueous water that gathering-device 50 produces for receiving semiconductor cooler 30, drainage arrangement 70 is discharged for the aqueous water will collected in gathering-device 50.It should be noted that, in Fig. 2, dotted arrow represents liquid water transfer direction.
The cold junction face 31 of the semiconductor cooler in above-described embodiment is arranged in the container cavity of housing 20, and the cold junction face of semiconductor and face, hot junction vis-a-vis on locus.A kind of cooling device that this semiconductor cooler in this embodiment can be made up of semiconductor, and possess N-type and P type semiconductor characteristic, when the galvanic couple that direct current is become with P type semiconductor material in series by N-type, heat can be absorbed at the two ends of galvanic couple respectively and release heat, namely forming cold junction face 31 and the face, hot junction 32 of semiconductor cooler.
Alternatively, the material of this gathering-device and drainage arrangement can be, but not limited to as metal, plastics or rubber, and the shape of this gathering-device and drainage arrangement can be, but not limited to as tubulose, channel-shaped or hollow ball-shape etc.
In the utility model above-described embodiment, triggering signal is sent at control device 10, after starting semiconductor cooler 30 startup refrigeration, by the water of cold junction face 31 surface condensation of gathering-device 50 collection semiconductor refrigerator 30, and by drainage arrangement 70, the aqueous water in gathering-device 50 is discharged, in this antifog process, can pass through to control drainage arrangement 70 draining, to ensure the dry environment of video camera inside.
Alternatively, drainage arrangement can also comprise: drive motors 73, and drive motors 73 is electrically connected with control device 10 and valve 71.
Wherein, this valve 71 is electrically operated valve, and above-mentioned drive motors 73, under the control of control device 10, drives valve 71 closure or openness, to discharge water.In this embodiment, the operational torque of valve 71, operation thrust, the output shaft rotation number of turns, stem diameter, output speed, installation and connected mode, do not repeat at this.
Alternatively, discharge outlet is positioned at sidewall or the diapire of housing 20, and drainage arrangement 70 also includes the mouth of a river, and the horizontal level of discharge outlet is lower than the horizontal level of the water inlet of drainage arrangement 70.
With reference to the spatial relation shown in Fig. 1, the diapire of housing 20 is the wall at drainage arrangement 70 place, and the sidewall of housing 20 is be other walls of overlapping relation on space plane position with the diapire of housing 20; The horizontal level of discharge outlet, lower than the horizontal level of the water inlet of drainage arrangement 70, makes aqueous water flow to the discharge outlet of drainage arrangement 70 under gravity.
Alternatively, the face, hot junction 32 of semiconductor cooler 30 can be fixed on the medial surface of housing 20 by heat-conducting glue or screw.
Wherein, the face, hot junction 32 of semiconductor cooler 30 can be contacted by bonding mode with the medial surface of housing 20 by heat-conducting glue, and the mode also can fixed by screw is contacted with the medial surface of housing 20 or closely relative.The face, hot junction 32 of this semiconductor cooler 30 in working order time may form local pyrexia district at the inner surface of the guard shield of video camera or shell, can be lowered the temperature to it by the external equipment independent of the video camera in the application, this external equipment can be electric fan or refrigeration machine.
Alternatively, gathering-device 50 includes the mouth of a river 51 and delivery port, and the cross-sectional area of gathering-device 50 diminishes gradually from water inlet 51 to delivery port.
Wherein, the cross-sectional area of the water inlet 51 of gathering-device 50 is comparatively large, the aqueous water that the cold junction face 31 being convenient to receive semiconductor cooler 30 produces; The cross-sectional area of the delivery port of gathering-device 50 is less, is convenient to dock with the water inlet of drainage arrangement 70, also can save the space of housing 20 inside.
Alternatively, the shell of video camera and/or guard shield form housing 20, and the face, hot junction 32 of control device 10 and semiconductor cooler 30 is fixed on the same medial surface of housing 20.
Alternatively, control device 10 comprises: sensor device 11 and control circuit 13.
Wherein, sensor device 11 is arranged in housing 20; Control circuit 13 is arranged on the inwall of housing 20, and control circuit 13 is connected with sensor device 11.
Particularly, inner for video camera various different electric elements, with regard to functional plane, can link together and final power behavior is run according to expected effect by control circuit 13.Control circuit 13 can produce corresponding control signal according to the induction result of sensor device 11, be that drive motors 73 in semiconductor cooler 30 and drainage arrangement 70 is powered with triggering voltage, and start the work of the drive motors 73 of in the cold junction face 31 of semiconductor cooler 30 and drainage arrangement 70.
In the utility model embodiment, the change of the temperature of sensor device 11 Real-time Collection video camera inner space, humidity and air pressure, and the data of the Current Temperatures collected, current humidity and current gas pressure are passed to control circuit 13, based on the data of the Current Temperatures collected, current humidity and current gas pressure, control circuit 13 judges whether the environment of video camera reaches dew point, if the current environment of video camera reaches or close to dew point, be then energized to the cold junction face 31 of semiconductor cooler 30.Certain temperature difference can be kept between cold junction face 31 and face, hot junction 32 after semiconductor cooler 30 is energized, because good heat radiation can be carried out by the shell of video camera and/or guard shield in face, hot junction 32, so the temperature in cold junction face 31 can significantly lower than the air themperature of housing 20 inner space, and can lower than current dew point, the cold junction face 31 that now namely the steam of housing 20 inner space can be condensate in semiconductor cooler 30 forms aqueous water, while the work of the cold junction face 31 of semiconductor cooler, control circuit 13 controls drive motors 73 in drainage arrangement 70 and drives valve 71 to open, the aqueous water of condensation can be discharged into video camera outside by the discharge outlet in drainage arrangement 70.
By above-described embodiment, after anti-smog device work a period of time of this video camera, the water vapor concentration of video camera inner space can significantly reduce, and temperature is now away from dew point, and therefore steam will can not condense all the time on the camera lens of video camera and window.
In above-described embodiment of the present utility model, gathering-device 50 is provided with liquid sensor; Liquid sensor is connected with control circuit 13.
Wherein, this liquid sensor functionally has the effect of the aqueous water in induction gathering-device 50, and specifically, this liquid sensor can judge whether to have aqueous water in gathering-device 50 and the water yield detecting aqueous water.The material of this liquid sensor, mounting means, specific works principle and operating efficiency, do not repeat at this.
In the present embodiment, whether liquid sensor gathering-device 50 installed collects aqueous water for detecting gathering-device 50; Control circuit 13 is connected with this liquid sensor and this drainage arrangement 70 respectively, when the water yield for detecting at liquid sensor is greater than said preset amount of water threshold value, generate the control command of Open valve 71, power to make drive motors 73 drive valve 71 to open to drive motors 73 simultaneously.
Particularly, when the water yield that liquid sensor detects in gathering-device 50 is greater than said preset amount of water threshold value, control circuit 13 generates draining control command, and this control command is sent to drive motors 73, to drive valve 71 to open, discharges water.Said preset amount of water threshold value wherein can be zero, as long as also namely detect in gathering-device 50 have water, can discharge water.
Further, this control circuit 13 can comprise: the first comparator, is connected with this liquid sensor, during for being greater than this said preset amount of water threshold value in this water yield, generate the triggering signal of the valve 71 opened in this drainage arrangement 70, this triggering signal is equal to the control command in above-described embodiment.
Wherein, first comparator is circuit or the device that can realize comparing to determine to two or more data magnitude relationship between data, such as, the water yield that this liquid sensor detects is 15mL, said preset amount of water threshold value is 10mL, the water yield 15mL that then the first comparator comparative liquid transducer detects is greater than said preset amount of water threshold value 10mL, and generates the triggering signal of the valve 71 in opening water discharge device 70.
According to the utility model above-described embodiment, sensor device 11 can comprise: at least one in temperature sensor, humidity sensor and baroceptor.
Comprise temperature sensor, humidity sensor and baroceptor for sensor device 11 below and the utility model embodiment is described in detail in detail.The air pressure of the operational environment of baroceptor Real-time Collection video camera, the temperature of the operational environment of temperature sensor Real-time Collection video camera, the humidity of the operational environment of humidity sensor Real-time Collection video camera.When control device 10 gets the air pressure collected, read the preset temperature threshold value of the correspondence of this air pressure and default humidity threshold from memory; Judge whether the temperature that collects reaches preset temperature threshold value and whether the humidity that collects reaches default humidity threshold, if the temperature collected reaches preset temperature threshold value and the humidity collected reaches default humidity threshold, then judge that the operational environment of video camera reaches dew point, control device 10 generates triggering signal, and triggered semiconductor refrigerator 30 works.
Wherein, dew point, also known as dew point temperature, refers under fixing air pressure, and vaporous water contained in the air of housing 20 inner space reaches capacity and condenses into the temperature of being down to required for aqueous water.
Alternatively, sensor device 11 is equipment and the device that Temperature Quantity, humidity amount and amount of gas pressure can be converted to the signal of telecommunication of easy measured process, wherein, the humidity measuring method of humidity sensor can be, but not limited to as one of following: dynamic method, static method and dew point method, the humidity that humidity sensor is surveyed is generally relative humidity.
Particularly, temperature sensor, humidity sensor and baroceptor all can comprise gas sensor, conversion element and basic change-over circuit.Wherein, this temperature-sensitive element, dew cell and gas sensor can the changes of direct feeling video camera internal temperature and/or humidity and/or air pressure, and export the parameter becoming to determine relation with video camera internal temperature and/or humidity and/or air pressure.The output parameter of temperature-sensitive element, dew cell and gas sensor can be used as the input parameter of conversion element, and this input parameter can be converted to circuit parameter by conversion element.Basic change-over circuit receives the circuit parameter that conversion element exports, and carries out electricity and exports control circuit 13 to, and control circuit 13 generates corresponding control command according to this charge value.
In an optional embodiment, responded to by baroceptor and detect the air pressure of housing 20 inner space, responded to by humidity sensor and detect the humidity of housing 20 inner space, and detect the temperature of housing 20 inner space by temperature sensor senses, whether the air of housing 20 inner space reaches capacity condensation state to utilize dew point detector to coordinate humidity sensor to judge, while the air of housing 20 inner space reaches capacity condensation state, dew point detector is utilized to coordinate baroceptor and temperature sensor to obtain the dew point of air under different air pressure of housing 20 inner space.Wherein, dew point detector can comprise mirror surface type dew point detector, infrared dew point detector, resistance-capacitance type dew point detector etc.
Alternatively, the dew point of air under different air pressure of housing 20 inner space can be stored in the memory device in control circuit 13, carries out reading and comparing for above-mentioned second comparator as preset temperature threshold value and default humidity threshold.
In sum, the present embodiment can also embody the syntagmatic of each parts in video camera, connected mode or locus by the flow path of condensate.
According to another aspect of the utility model embodiment, additionally provide a kind of video camera, comprise the anti-smog device with this video camera of any one in above-described embodiment.
In the utility model embodiment, the anti-smog device of this video camera is after semiconductor cooler starts refrigeration, by the water of the cold junction face surface condensation of gathering-device collection semiconductor refrigerator, and the water of this condensation is discharged by drainage arrangement, can the steam of minimizing video camera inner space of high degree, solve the technical problem of the inner antifog poor stability of video camera, achieve the effect of the fog eliminating video camera inside reliable and stablely, and accuracy and the reliability of imaging in camera photography process can be ensured.
The claimed control device of the utility model and each assembly forming this control device be all a kind of have determine shape, structure and occupy the entity products of certain space.As with the electronic device such as door, not gate; Or microprocessor, sub-processor etc. are all can independent operating, the computer equipment with particular hardware structure, terminal or server.
This is only preferred implementation of the present utility model above; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (10)
1. an anti-smog device for video camera, is characterized in that, comprising:
Housing;
Semiconductor cooler, is arranged in described housing, and described semiconductor cooler comprises relative cold junction face and face, hot junction;
Gathering-device, described gathering-device is arranged on the below in described cold junction face, and described gathering-device comprises delivery port;
Drainage arrangement, described drainage arrangement comprises valve and is arranged on the discharge outlet on housing, and described discharge outlet is connected with described delivery port, and described valve is arranged between described delivery port and described discharge outlet;
Control device, described control device is connected with described semiconductor cooler and described gathering-device.
2. anti-smog device according to claim 1, is characterized in that, described drainage arrangement also comprises:
Drive motors, described drive motors is electrically connected with described control device and described valve.
3. anti-smog device according to claim 1, is characterized in that, described discharge outlet is positioned at sidewall or the diapire of described housing, and described drainage arrangement also includes the mouth of a river, and the horizontal level of described discharge outlet is lower than the horizontal level of the water inlet of described drainage arrangement.
4. anti-smog device according to claim 1, is characterized in that, the face, hot junction of described semiconductor cooler is fixed on the medial surface of described housing by heat-conducting glue or screw.
5. anti-smog device according to claim 1, is characterized in that, described gathering-device includes the mouth of a river and delivery port, and the cross-sectional area of described gathering-device diminishes from described water inlet gradually to described delivery port.
6. anti-smog device as claimed in any of claims 1 to 5, is characterized in that, the shell of video camera and/or guard shield form described housing, and the face, hot junction of described control device and described semiconductor cooler is fixed on the same medial surface of described housing.
7. anti-smog device according to claim 1, is characterized in that, described control device comprises:
Sensor device, is arranged in described housing;
Control circuit, be arranged on the inwall of described housing, described control circuit is connected with described sensor device.
8. anti-smog device according to claim 7, is characterized in that, described gathering-device is provided with liquid sensor; Described liquid sensor is connected with described control circuit.
9. anti-smog device according to claim 7, is characterized in that, described sensor device comprises: at least one in temperature sensor, humidity sensor and baroceptor.
10. a video camera, is characterized in that, comprises the anti-smog device of the video camera according to any one of claim 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520466156.9U CN204707185U (en) | 2015-06-29 | 2015-06-29 | The anti-smog device of video camera and video camera |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520466156.9U CN204707185U (en) | 2015-06-29 | 2015-06-29 | The anti-smog device of video camera and video camera |
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| CN204707185U true CN204707185U (en) | 2015-10-14 |
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| CN201520466156.9U Expired - Fee Related CN204707185U (en) | 2015-06-29 | 2015-06-29 | The anti-smog device of video camera and video camera |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106196850A (en) * | 2016-07-18 | 2016-12-07 | 信利光电股份有限公司 | The defogging equipment of photographic head cover plate, defogging method and refrigerating equipment |
| CN107277458A (en) * | 2017-07-28 | 2017-10-20 | 浙江大华技术股份有限公司 | A kind of image collecting device and safety defense monitoring system |
| CN108963785A (en) * | 2018-09-28 | 2018-12-07 | 国网河南省电力公司南阳供电公司 | A kind of anti-condensation intelligent detection and control system of switchgear |
| CN108963786A (en) * | 2018-09-28 | 2018-12-07 | 国网河南省电力公司南阳供电公司 | A kind of switchgear condensation-preventing device |
| CN111272147A (en) * | 2020-03-27 | 2020-06-12 | 中水北方勘测设计研究有限责任公司 | Unmanned aerial vehicle aerial survey equipment with condensation treater |
| CN111983765A (en) * | 2019-05-22 | 2020-11-24 | 北京地平线机器人技术研发有限公司 | Imaging device, temperature control device and temperature control method thereof |
| CN112858389A (en) * | 2020-12-31 | 2021-05-28 | 广州奥松电子有限公司 | Imaging dew point meter |
| CN114554051A (en) * | 2022-02-11 | 2022-05-27 | 杭州海康威视数字技术股份有限公司 | Camera module and control method thereof |
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2015
- 2015-06-29 CN CN201520466156.9U patent/CN204707185U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106196850A (en) * | 2016-07-18 | 2016-12-07 | 信利光电股份有限公司 | The defogging equipment of photographic head cover plate, defogging method and refrigerating equipment |
| CN107277458A (en) * | 2017-07-28 | 2017-10-20 | 浙江大华技术股份有限公司 | A kind of image collecting device and safety defense monitoring system |
| CN107277458B (en) * | 2017-07-28 | 2020-04-03 | 浙江大华技术股份有限公司 | Image acquisition device and security monitoring system |
| CN108963785A (en) * | 2018-09-28 | 2018-12-07 | 国网河南省电力公司南阳供电公司 | A kind of anti-condensation intelligent detection and control system of switchgear |
| CN108963786A (en) * | 2018-09-28 | 2018-12-07 | 国网河南省电力公司南阳供电公司 | A kind of switchgear condensation-preventing device |
| CN111983765A (en) * | 2019-05-22 | 2020-11-24 | 北京地平线机器人技术研发有限公司 | Imaging device, temperature control device and temperature control method thereof |
| CN111272147A (en) * | 2020-03-27 | 2020-06-12 | 中水北方勘测设计研究有限责任公司 | Unmanned aerial vehicle aerial survey equipment with condensation treater |
| CN112858389A (en) * | 2020-12-31 | 2021-05-28 | 广州奥松电子有限公司 | Imaging dew point meter |
| CN114554051A (en) * | 2022-02-11 | 2022-05-27 | 杭州海康威视数字技术股份有限公司 | Camera module and control method thereof |
| CN114554051B (en) * | 2022-02-11 | 2024-03-08 | 杭州海康威视数字技术股份有限公司 | Image pickup module and control method thereof |
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Granted publication date: 20151014 Termination date: 20200629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |