CN105404331A

CN105404331A - Control method and device, and electronic equipment

Info

Publication number: CN105404331A
Application number: CN201410458217.7A
Authority: CN
Inventors: 李世煜
Original assignee: Lenovo Beijing Ltd
Current assignee: Lenovo Beijing Ltd
Priority date: 2014-09-10
Filing date: 2014-09-10
Publication date: 2016-03-16

Abstract

The invention provides a control method, and the method is used for electronic equipment with an image collection module group. The method comprises the step: firstly obtaining an environment temperature value nearby the image collection module group. The temperature of the image collection module group is higher when the environment temperature value is greater than a preset value, thereby obtaining the results that the power consumption of the operation process is larger, and the heating amount of the module group is large. At this moment, the power consumption of the image collection module group needs to be reduced, so as to reduce the temperature of the image collection module group, thereby finally achieving the purpose of reducing the overall temperature of the electronic equipment, and improving the user experience.

Description

A kind of control method, device and electronic equipment

Technical field

The present invention relates to electronic device field, in particular, relate to a kind of control method, device and electronic equipment.

Background technology

Along with the development of electronic technology, with the addition of in a large amount of electronic equipments and image acquisition (as CAMERA camera) module be set, with adapt to user more and more pay attention to take pictures, shooting demand.

But because pixel is more and more higher, in CAMERA module operational process, power consumption increases, cause module to generate heat and increase, the amount of heat of this module is radiated electronic equipment miscellaneous part, finally causes electronic equipment bulk temperature higher, affects Consumer's Experience.

Summary of the invention

In view of this, the invention provides a kind of control method, solve power consumption high, thermal value when camera module runs large, cause the problem that electronic equipment generates heat.

For achieving the above object, the invention provides following technical scheme:

A kind of control method, be applied to the electronic equipment with image acquisition module, described method comprises:

Obtain the ambient temperature value near described image acquisition module;

When described ambient temperature value is greater than preset value, control the power consumption reducing described image acquisition module.

Above-mentioned method, preferably, before the ambient temperature value near the described image acquisition module of described acquisition, also comprises:

Obtain the state parameter of described image acquisition module;

The state that described image acquisition module is current is determined according to described state parameter;

When the state that described image acquisition module is current is duty, perform the ambient temperature value obtained near described image acquisition module;

Wherein, described duty comprises: control described image acquisition module and carry out real time image collection.

Above-mentioned method, preferably, position adjacent with described image acquisition module in printing board PCB arranges non-contact temperature sensor, and the ambient temperature value near the described image acquisition module of described acquisition comprises:

Obtain the data value of described temperature sensor;

According to described data value, in conjunction with the relation of described data value and temperature value, obtain the ambient temperature value near described image acquisition module.

Above-mentioned method, preferably, when described temperature sensor is thermistor, the ambient temperature value near the described image acquisition module of described acquisition comprises:

Obtain the resistance value of described thermistor;

From preset resistance and temperature relation table, search and obtain the temperature value corresponding with described resistance value;

Temperature value corresponding for described resistance value is recorded as the ambient temperature value near described image acquisition module.

Above-mentioned method, preferably, when described temperature sensor is integrated circuit (IC) temperature sensor, the ambient temperature value near the described image acquisition module of described acquisition comprises:

Obtain the temperature value that described IC temperature sensor detects;

The temperature value that described IC temperature sensor detects is recorded as the ambient temperature value near described image acquisition module.

Above-mentioned method, preferably, when the picture-taken frequency of current described image acquisition module is first frequency, the power consumption that described control reduces described image acquisition module comprises:

Generate first and control signal to described image acquisition module, described first control signal, for controlling the image-sampling frequency second frequency adjusting described image acquisition module, reduces described image acquisition module data processing amount;

Wherein, described second frequency is less than described first frequency.

Above-mentioned method, preferably, the described power consumption controlling to reduce described image acquisition module comprises:

Generate the data register that second controls signal to described image acquisition module, described second control signal reduces output data quantity in the described data register unit interval for controlling, and reduces the data processing amount of described image acquisition module within the unit interval.

Above-mentioned method, preferably, described image acquisition module is provided with timer, before the temperature value of the described image acquisition module of described acquisition, also comprises:

Obtain the clocking value of described timer;

When described clocking value meets preset value, perform the ambient temperature value step of the described image acquisition module of described acquisition, and reset described timer.

A kind of control device, is applied to the electronic equipment with image acquisition module, comprises:

First acquisition module, for obtaining the ambient temperature value near described image acquisition module;

First judge module, for judging whether described ambient temperature value is greater than preset value;

Control module, for when described ambient temperature value is greater than preset value, controls the power consumption reducing described image acquisition module.

Above-mentioned device, preferably, also comprises:

Second acquisition module, for obtaining the state parameter of described image acquisition module;

Analysis module, for determining the state that described image acquisition module is current according to described state parameter, when the state that described image acquisition module is current is duty, triggers the first acquisition module;

Above-mentioned device, preferably, position adjacent with described image acquisition module in the pcb arranges non-contact temperature sensor, and described first acquisition module comprises:

First acquiring unit, for obtaining the data value of described temperature sensor;

First analytic unit, for according to described data value, in conjunction with the relation of described data value and temperature value, obtains the ambient temperature value near described image acquisition module.

Above-mentioned device, preferably, when described temperature sensor is thermistor, described first acquisition module comprises:

Second acquisition unit, for obtaining the resistance value of described thermistor;

Search unit, in the relation table from the resistance preset and temperature, search and obtain the temperature value corresponding with described resistance value, and temperature value corresponding for described resistance value is recorded as the ambient temperature value near described image acquisition module.

Above-mentioned device, preferably, when described temperature sensor is integrated circuit (IC) temperature sensor, described first acquisition module comprises:

3rd acquiring unit, for obtaining the temperature value that described IC temperature sensor detects, and is recorded as the ambient temperature value near described image acquisition module by the temperature value that described IC temperature sensor detects.

Above-mentioned device, preferably, when the picture-taken frequency of current described image acquisition module is first frequency, described control module specifically for:

Wherein, described second frequency is less than described first frequency.

Above-mentioned device, preferably, described control module specifically for:

Generate the data register that second controls signal to described image acquisition module, described second control signal reduces output data quantity in the described data register unit interval for controlling, and reduces the data processing amount of described image acquisition module within the unit interval;

Wherein, described control signal is used for the output parameter of data register described in regulating and controlling.

Above-mentioned device, preferably, described image acquisition module is provided with timer, also comprises:

3rd acquisition module, for obtaining the clocking value of described timer;

Second judge module, for judging whether described clocking value meets preset value, when described clocking value meets preset value, triggering the first acquisition module, and resetting described timer.

A kind of electronic equipment, comprising: image acquisition module and the control device as described in above-mentioned any one.

Known via above-mentioned technical scheme, compared with prior art, the invention provides a kind of control method, the method is applied to the electronic equipment with image acquisition module, the method comprises: first obtain the ambient temperature value near this image acquisition module, when this ambient temperature value is greater than preset value, the temperature of image acquisition module is in higher temperature, in its operational process known, power consumption is larger, module thermal value is large, now, the power consumption of this image acquisition module need be reduced, to reduce its temperature, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.

The process flow diagram of a kind of control method embodiment 1 that Fig. 1 provides for the application;

The process flow diagram of a kind of control method embodiment 2 that Fig. 2 provides for the application;

The detection scene schematic diagram of a kind of control method embodiment 3 that Fig. 3 provides for the application;

The process flow diagram of a kind of control method embodiment 3 that Fig. 4 provides for the application;

The process flow diagram of a kind of control method embodiment 4 that Fig. 5 provides for the application;

The process flow diagram of a kind of control method embodiment 5 that Fig. 6 provides for the application;

The process flow diagram of a kind of control method embodiment 6 that Fig. 7 provides for the application;

The structural representation of a kind of control device embodiment 1 that Fig. 8 provides for the application;

The structural representation of a kind of control device embodiment 2 that Fig. 9 provides for the application;

The structural representation of a kind of control device embodiment 3 that Figure 10 provides for the application;

The structural representation of a kind of control device embodiment 4 that Figure 11 provides for the application;

The structural representation of a kind of control device embodiment 5 that Figure 12 provides for the application;

The structural representation of a kind of control device embodiment 6 that Figure 13 provides for the application.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.

A kind of control method related in the application and device, all be applied in an electronic equipment, this electronic equipment can be the electronic equipments such as desktop computer, notebook, panel computer, mobile phone, intelligent television, intelligent watch, Wearable, has image collecting function in described electronic equipment.

Figure 1 shows that the process flow diagram of a kind of control method embodiment 1 that the application provides, the method realizes by following steps:

Step S101: obtain the ambient temperature value near described image acquisition module;

Wherein, because this image acquisition module image to external world gathers, in order to not affect the operation of this image acquisition module, determining whether this image acquisition module is in the higher state of temperature simultaneously, the environment temperature near this image acquisition module is detected.

In concrete enforcement, can near this image acquisition module set temperature obtain structure, and adopt this structure to obtain the ambient temperature value near image acquisition module.

Step S102: when described ambient temperature value is greater than preset value, controls the power consumption reducing described image acquisition module.

Wherein, preset a threshold value in this electronic equipment, the ambient temperature value this got and this preset value compare, and when environment temperature is higher than this preset value, can determine that this image acquisition module is in high radiating state, amount of heat is radiated adjacent component.

Concrete, when this ambient temperature value is greater than this preset value, the power consumption of this image acquisition module is large, generates heat comparatively serious, needs to lower the temperature, the concrete mode adopting this image acquisition module power consumption of reduction.

It should be noted that, the setting of this preset value, need consideration key factor---distance, this distance refers to the distance between position and this image acquisition module installation site gathering this ambient temperature value, this distance is less, difference between the true temperature of ambient temperature value and image acquisition module is less, otherwise, more greatly.

Such as, when this distance is 0.2cm, this environment temperature differs 1 DEG C with the true temperature of image acquisition module, and when this distance is 1cm, this environment temperature differs 5 DEG C with the true temperature of image acquisition module.

Therefore, when arranging this preset value, when the distance between the position and this image acquisition module installation site of this this ambient temperature value of collection is less, can this preset value be arranged higher, as 60 DEG C; When distance between the position and this image acquisition module installation site of this this ambient temperature value of collection is larger, can this preset value be arranged lower, as 50 DEG C.

It should be noted that, in concrete enforcement, the set-up mode of preset value is not limited to the method proposed in the application, also can be other modes.

Can be explained in detail the process reducing power consumption in subsequent embodiment, the present embodiment is not explained in detail.

To sum up, a kind of control method that the present embodiment provides, first obtains the ambient temperature value near this image acquisition module, when this ambient temperature value is greater than preset value, the temperature of image acquisition module is in higher temperature, in its operational process known, power consumption is comparatively large, and module thermal value is large, now, the power consumption of this image acquisition module need be reduced, to reduce its temperature, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

Figure 2 shows that the process flow diagram of a kind of control method embodiment 2 that the application provides, the method realizes by following steps:

Step S201: the state parameter obtaining described image acquisition module;

Wherein, when in this electronic equipment operational process, except this image acquisition group, also may producing amount of heat when miscellaneous part runs, in order to prevent the situation this image acquisition module being occurred to maloperation, first the state of this image acquisition module being understood.

Wherein, broadcast message when this state parameter can be opened for image acquisition module and stop, also can be the status information detecting this image acquisition module current information transmission state and generate.

As, this image acquisition module is current when being duty, then this status information is work state information; When this image acquisition module is current be halted state time, then this status information is halted state information.

Certainly, this status information is not limited to above-mentioned two kinds, and in concrete enforcement, also can be the parameter that other can represent this image acquisition module state, the present embodiment does not limit.

Step S202: determine the state that described image acquisition module is current according to described state parameter;

Wherein, when after the state parameter getting this image acquisition module, can determine according to this state parameter the state that this image acquisition module is current, its current state is duty or halted state.

Concrete, when this state parameter is broadcast message, according to the time of broadcast message, determine up-to-date broadcast message, and analyze this up-to-date broadcast message, determine its information or go off the air information of going on the air.

Wherein, when this broadcast message for go on the air information time, then can determine that this image acquisition module is current in running order; And when this broadcast message for go off the air information time, then can determine this image acquisition module is current to be in halted state.

Concrete, when this state parameter is the status information detecting the generation of this image acquisition module current information transmission state, can determine whether have information transmission in this image acquisition module current according to this status information, if had, then this image acquisition module is current in running order; Otherwise image acquisition module is current is in halted state for this.

It should be noted that, this image acquisition module carries out real time image collection, is embodied in image preview state or video record state.

It should be noted that, when image acquisition module is in running order, image acquisition module to external world image carries out Real-time Collection and process, and power consumption is comparatively large, causes it easily to occur the situation of heating, then performs step S203.And when this image acquisition module is in halted state, because this image acquisition module does not carry out data processing, there will not be power consumption and heat condition, even if temperature is higher near this image acquisition module, heating cause neither this image acquisition module, so, follow-up step S203 need not be performed.

Step S203: when image acquisition module is in running order, obtains the ambient temperature value near described image acquisition module;

Step S204: when described ambient temperature value is greater than preset value, controls the power consumption reducing described image acquisition module.

Wherein, step S203-204 is consistent with the step S101-102 in embodiment 1, and the present embodiment repeats no more.

To sum up, in a kind of control method that the present embodiment provides, before obtaining the ambient temperature value near described image acquisition module, also comprise: the state parameter obtaining described image acquisition module; The state that described image acquisition module is current is determined according to described state parameter; When the state that described image acquisition module is current is duty, perform the ambient temperature value obtained near described image acquisition module; Wherein, described duty comprises: control described image acquisition module and carry out real time image collection.Adopt the method, can determine to cause heating because image acquisition module runs, the situation this image acquisition module being occurred to maloperation can be prevented.

Wherein, at PCB (PrintedCircuitBoard, printed circuit board) in the position adjacent with this image acquisition module non-contact temperature sensor is set, to detect the ambient temperature value near this image acquisition module, scene schematic diagram is detected in a kind of control method embodiment 3 as shown in Figure 3, comprise pcb board 301, image acquisition module 302 and temperature sensor 303, this image acquisition module 302 and this temperature sensor 303 are arranged on this pcb board 301, the two setting position adjacent and the two do not contact.

Figure 4 shows that the process flow diagram of a kind of control method embodiment 3 that the application provides, the method realizes by following steps:

Step S401: the data value obtaining described temperature sensor;

Wherein, this temperature sensor detects the environment temperature residing for this its, obtains the detection data corresponding with this environment temperature.

Concrete, obtain this temperature sensor and detect the data value obtained, the temperature sensor of different principle, it is different that it detects the data obtained.

Concrete, this temperature sensor can be thermistor or IC (IntegratedCircuit, integrated circuit) temperature sensor.

Step S402: according to described data value, in conjunction with the relation of described data value and temperature value, obtains the ambient temperature value near described image acquisition module;

Wherein, the data value of temperature sensor detection and the relation of temperature value is preset with in electronic equipment, can determine according to this relation the temperature value that this data value is corresponding, this temperature value is exactly the ambient temperature value that this temperature sensor collects, i.e. the ambient temperature value of this image acquisition module annex.

Concrete, when this temperature sensor is thermistor, step S401-402 is specially: the resistance value obtaining described thermistor; From preset resistance and temperature relation table, search and obtain the temperature value corresponding with described resistance value; Temperature value corresponding for described resistance value is recorded as the ambient temperature value near described image acquisition module.

Concrete, the resistance value of thermistor with its temperature variation, so according to the principle of this thermosensitive resistance measurement temperature, first obtain the resistance value of this thermistor, then determine corresponding temperature value according to this resistance value, this temperature value record is the ambient temperature value near image acquisition module.

Concrete, when this temperature sensor is IC temperature sensor, step S401-402 is specially: obtain the temperature value that described IC temperature sensor detects; The temperature value that described IC temperature sensor detects is recorded as the ambient temperature value near described image acquisition module.

Wherein, this IC temperature sensor is a kind of temperature sampling parts that can be applicable in PLC circuit.

This IC temperature sensor is arranged at the position adjacent with image acquisition module in the present embodiment, and can carry out direct-detection to the ambient temperature value near this image acquisition module, the temperature value that this detection obtains is the ambient temperature value near image acquisition module.

Step S403: when described ambient temperature value is greater than preset value, controls the power consumption reducing described image acquisition module.

Wherein, step S403 is consistent with the step S102 in embodiment 1, and the present embodiment repeats no more.

To sum up, in a kind of control method provided in the present embodiment, position adjacent with described image acquisition module in the pcb arranges non-contact temperature sensor, then the ambient temperature value obtained near described image acquisition module specifically comprises: the data value obtaining described temperature sensor; According to described data value, in conjunction with the relation of described data value and temperature value, obtain the ambient temperature value near described image acquisition module.Adopt the method, by installing in the pcb board of this image acquisition module, the position adjacent with this image acquisition module arranges non-contact temperature sensor, detects the temperature value near this image acquisition module.Support that the temperature value near to image acquisition module detects from hardware configuration, for follow-up reduction power consumption process provides foundation, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

Wherein, the current picture-taken frequency of this image acquisition module is first frequency, and image acquisition module normally works under this first frequency.

Figure 5 shows that the process flow diagram of a kind of control method embodiment 4 that the application provides, the method realizes by following steps:

Step S501: obtain the ambient temperature value near described image acquisition module;

Wherein, step S501 is consistent with the step S101 in embodiment 1, and the present embodiment repeats no more.

Step S502: when described ambient temperature value is greater than preset value, generates first and controls signal to described image acquisition module.

Wherein, described first control signal, for controlling the image-sampling frequency second frequency adjusting described image acquisition module, reduces described image acquisition module data processing amount.

Wherein, described second frequency is less than described first frequency.

Concrete, under normal circumstances, its picture-taken frequency and frequency of operation are first frequency to image acquisition module, and this first frequency can be 30 frames, and namely each second of this image acquisition module gathers 30 two field pictures and be sent in the display unit of electronic equipment and show.

It should be noted that, due to the sensitivity of human eye, the picture-taken frequency of image acquisition module is higher, the visual experience of user is better, therefore, image acquisition module in electronic equipment, after balance power consumption and Consumer's Experience, in normal operation, generally arranges frequency of operation and can meet user's visual experience about 30 frame.

But because picture-taken frequency is higher, this image acquisition module needs the data processing amount that carries out larger, and so its load is larger, and power consumption is higher, easily cause module to generate heat and increase.

For this reason, this first control signal is reduced to second frequency for the picture-taken frequency controlling to adjust this image acquisition module, in concrete enforcement, this second frequency can be 20 frames, and namely each second of this image acquisition module gathers 20 two field pictures and be sent in the display unit of electronic equipment and show.

Equally, due to the sensitivity of human eye, the picture-taken frequency of image acquisition module can not lower than a threshold value, otherwise, user will be caused when the image of this image acquisition module Real-time Collection watched by the display unit by electronic equipment, what watch is discontinuous image one by one, cannot form continuous print picture, cause poor user experience.

Concrete, this threshold value can be 18 frames per second.

It should be noted that, the picture-taken frequency of this image acquisition module is controlled to be reduced to lower second frequency by higher first frequency, while ensure that user's viewing experience, reduce the image acquisition module data processing amount carried out per second, reduce its load, reach the object controlling the power consumption reducing described image acquisition module, naturally make this module temperature reduce.

To sum up, in a kind of control method provided in the present embodiment, when the picture-taken frequency of current described image acquisition module is first frequency, the described power consumption controlling to reduce described image acquisition module specifically comprises: generate first and control signal to described image acquisition module, described first control signal, for controlling the image-sampling frequency second frequency adjusting described image acquisition module, reduces described image acquisition module data processing amount; Wherein, described second frequency is less than described first frequency.Adopt the method, by being adjusted to lower frequency to the picture-taken frequency of image acquisition module, decrease the data processing amount that this image acquisition module is per second, reduce its load, reach the object controlling the power consumption reducing described image acquisition module, reduce its temperature, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

Figure 6 shows that the process flow diagram of a kind of control method embodiment 5 that the application provides, the method realizes by following steps:

Step S601: obtain the ambient temperature value near described image acquisition module;

Wherein, step S601 is consistent with the step S101 in embodiment 1, and the present embodiment repeats no more.

Step S602: when described ambient temperature value is greater than preset value, generates the data register that second controls signal to described image acquisition module.

Wherein, this second control signal reduces output data quantity in the described data register unit interval for controlling, and reduces the data processing amount of described image acquisition module within the unit interval;

Concrete, this second control signal is used for the output parameter of data register described in regulating and controlling, and this output parameter represents output data quantity in the data register unit interval.

Wherein, this image acquisition module is in operational process, after image gathers to external world, by the image buffer storage of a frame frame that collects in the data register of image acquisition module, follow-up this image is shown and other process time, need to export this view data from this data register.

To be shown as example to image, in concrete enforcement, for ensureing the viewing experience of user, the view data exported is needed to be its screen-refresh frame number preset of correspondence per second, as 30 frames, the speed of concrete can be this output image data is synchronous with image acquisition module, but the data volume exported due to this data register is larger, this image acquisition module needs the data processing amount that carries out larger, so its load is larger, and power consumption is higher, easily causes module to generate heat and increases.

For this reason, this second control signal is used for the output parameter of data register described in regulating and controlling, to make to control to reduce output data quantity in the described data register unit interval.

In concrete enforcement, the data volume that this data register unit interval exports can be 20 two field pictures, namely each second of this image acquisition module processes 20 two field pictures and is sent in the display unit of electronic equipment and show, like this while ensure that user's viewing experience, reduce the image acquisition module data processing amount carried out per second, reduce its load, reach the object controlling the power consumption reducing described image acquisition module, naturally make this module temperature reduce.

To sum up, in a kind of control method provided in the present embodiment, the power consumption controlling to reduce described image acquisition module specifically comprises: generate the data register that second controls signal to described image acquisition module, described second control signal reduces output data quantity in the described data register unit interval for controlling, and reduces the data processing amount of described image acquisition module within the unit interval.Adopt the method, by the data volume exported the data register unit interval reducing image acquisition module, decrease the data processing amount that this image acquisition module is per second, reduce its load, reach the object controlling the power consumption reducing described image acquisition module, reduce its temperature, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

Wherein, timer is provided with in this image acquisition module.

Figure 7 shows that the process flow diagram of a kind of control method embodiment 6 that the application provides, the method realizes by following steps:

Step S701: the clocking value obtaining described timer;

Wherein, this timer can for starting timing first when image acquisition module starts, then this clocking value illustrates this image acquisition module working time.

Wherein, this timer can also be cycle timing, and this cycle can for arrange according to the running status of this image acquisition module.

Such as, when this image acquisition module operates in higher picture-taken frequency, can be set the shorter cycle, in case situation about being rapidly heated appears in this image acquisition module.

Or, for reducing the data processing amount of the electronic equipment performing this control operation, being suitably set the longer cycle, in case judge and control operation owing to frequently carrying out follow-up 702-704 step execution, causing the situation that the power consumption of electronic equipment increases.

In concrete enforcement, first can determine to stress aspect in control procedure, be the temperature or the electronic equipment overall power that control image acquisition module fast, this cycle is set according to this aspect stressed.

Concrete, read this timer, obtain the clocking value of this timer.

Step S702: when described clocking value meets preset value, reset described timer, and perform step S703;

Wherein, this preset value is the cycle in step S701, when the clocking value of this timer meets this preset value, performs step S703, obtains, and reset this timer, restart timing to the ambient temperature value near image acquisition module.

Concrete, this preset value is arrange according to the running status of this image acquisition module, set-up mode, first determines to stress aspect in control procedure, be the temperature or the electronic equipment overall power that control image acquisition module fast, this cycle is set according to this aspect stressed.

It should be noted that, in the present embodiment, because the interval one preset value time period performs the power consumption operation once controlling image acquisition module, compare real-time execution, reduce the data processing amount of electronic equipment, reduce the overall power of electronic equipment from overall angle.

Step S703: obtain the ambient temperature value near described image acquisition module;

Step S704: when described ambient temperature value is greater than preset value, controls the power consumption reducing described image acquisition module.

Wherein, step S703-704 is consistent with the step S101-102 in embodiment 1, and the present embodiment repeats no more.

To sum up, in a kind of control method provided in the present embodiment, this image acquisition module is provided with timer, before the temperature value of the described image acquisition module of described acquisition, also comprises: the clocking value obtaining described timer; When described clocking value meets preset value, perform the ambient temperature value step of the described image acquisition module of described acquisition, and reset described timer.Adopt the method, time interval preset value performs the power consumption operation once controlling image acquisition module, compares real-time execution, reduces the data processing amount of electronic equipment, reduces the overall power of electronic equipment from overall angle.

Describe control method in detail in the embodiment that the invention described above provides, the control device of various ways can be adopted to realize for control method of the present invention, therefore present invention also offers a kind of control device, provide specific embodiment below and be described in detail.

With reference to figure 8, be the structural representation of a kind of control device embodiment 1 that the application provides, this device can comprise following structure: the first acquisition module 801, first judge module 802 and control module 803;

Wherein, the first acquisition module 801, for obtaining the ambient temperature value near described image acquisition module;

Wherein, because this image acquisition module image to external world gathers, in order to not affect the operation of this image acquisition module, determine whether this image acquisition module is in the higher state of temperature, the first acquisition module 801 detects the environment temperature near this image acquisition module simultaneously.

Wherein, the first judge module 802, for judging whether described ambient temperature value is greater than preset value;

Wherein, preset a threshold value in this electronic equipment, the ambient temperature value that this gets by the first judge module 802 and this preset value compare, when environment temperature is higher than this preset value, can determine that this image acquisition module is in high radiating state, amount of heat is radiated adjacent component.

Wherein, control module 803, for when described ambient temperature value is greater than preset value, controls the power consumption reducing described image acquisition module.

Concrete, when this ambient temperature value is greater than this preset value, the power consumption of this image acquisition module is large, and heating is comparatively serious, and need to lower the temperature, control module 803 specifically adopts the mode reducing this image acquisition module power consumption.

It should be noted that, in concrete enforcement, this control device can be realized by the processing unit of in the CPU of electronic equipment.

To sum up, a kind of control device that the present embodiment provides, first obtains the ambient temperature value near this image acquisition module, when this ambient temperature value is greater than preset value, the temperature of image acquisition module is in higher temperature, in its operational process known, power consumption is comparatively large, and module thermal value is large, now, the power consumption of this image acquisition module need be reduced, to reduce its temperature, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

With reference to figure 9, be the structural representation of a kind of control device embodiment 2 that the application provides, this device can comprise following structure: the second acquisition module 901, analysis module 902, first acquisition module 903, first judge module 904 and control module 905;

Wherein, the first acquisition module 903, first judge module 904 is consistent with the corresponding construction function in embodiment 1 with control module 905, and the present embodiment repeats no more.

Wherein, the second acquisition module 901, for obtaining the state parameter of described image acquisition module;

Wherein, when in this electronic equipment operational process, except this image acquisition group, miscellaneous part also may produce amount of heat when running, in order to prevent the situation this image acquisition module being occurred to maloperation, first understand the state of this image acquisition module, the second acquisition module 901 obtains the state parameter of this image acquisition module.

Wherein, analysis module 902, for determining the state that described image acquisition module is current according to described state parameter, when the state that described image acquisition module is current is duty, triggers the first acquisition module;

Wherein, when after the state parameter getting this image acquisition module, analysis module 902 can determine according to this state parameter the state that this image acquisition module is current, and its current state is duty or halted state.

It should be noted that, when image acquisition module is in running order, image acquisition module to external world image carries out Real-time Collection and process, and power consumption is comparatively large, causes it easily to occur the situation of heating, then triggers the first acquisition module 903.And when this image acquisition module is in halted state, because this image acquisition module does not carry out data processing, there will not be power consumption and heat condition, even if temperature is higher near this image acquisition module, heating cause neither this image acquisition module, so, the first acquisition module 903 need not be triggered.

To sum up, in a kind of control device that the present embodiment provides, also comprise: the second acquisition module, for obtaining the state parameter of described image acquisition module; Analysis module, for determining the state that described image acquisition module is current according to described state parameter, when the state that described image acquisition module is current is duty, triggers the first acquisition module; Wherein, described duty comprises: control described image acquisition module and carry out real time image collection.Adopt this device, can determine to cause heating because image acquisition module runs, the situation this image acquisition module being occurred to maloperation can be prevented.

Wherein, position adjacent with this image acquisition module in the pcb arranges non-contact temperature sensor, to detect the ambient temperature value near this image acquisition module.

With reference to Figure 10, be the structural representation of a kind of control device embodiment 3 that the application provides, this device can comprise following structure: the first acquisition module 1001, first judge module 1002 and control module 1003;

Wherein, the first acquisition module 1001 comprises: the first acquiring unit 1004 and the first analytic unit 1005.

Wherein, the first judge module 1002 is consistent with the corresponding construction function in embodiment 1 with control module 1003, and the present embodiment repeats no more.

Wherein, the first acquiring unit 1004, for obtaining the data value of described temperature sensor;

Concrete, the first acquiring unit 1004 obtains this temperature sensor and detects the data value obtained, the temperature sensor of different principle, and it is different that it detects the data obtained.

Concrete, this temperature sensor can be thermistor or IC temperature sensor.

Wherein, the first analytic unit 1005, for according to described data value, in conjunction with the relation of described data value and temperature value, obtains the ambient temperature value near described image acquisition module.

Wherein, the data value of temperature sensor detection and the relation of temperature value is preset with in electronic equipment, first analytic unit 1005 can determine according to this relation the temperature value that this data value is corresponding, this temperature value is exactly the ambient temperature value that this temperature sensor collects, i.e. the ambient temperature value of this image acquisition module annex.

Concrete, when this temperature sensor is thermistor, the first acquisition module 1001 comprises: second acquisition unit, for obtaining the resistance value of described thermistor; Search unit, in the relation table from the resistance preset and temperature, search and obtain the temperature value corresponding with described resistance value, and temperature value corresponding for described resistance value is recorded as the ambient temperature value near described image acquisition module.

Concrete, when this temperature sensor is IC temperature sensor, the first acquisition module 1001 comprises:

To sum up, in a kind of control device provided in the present embodiment, position adjacent with described image acquisition module in the pcb arranges non-contact temperature sensor, and the first acquisition module comprises: the first acquiring unit, for obtaining the data value of described temperature sensor; First analytic unit, for according to described data value, in conjunction with the relation of described data value and temperature value, obtains the ambient temperature value near described image acquisition module.Adopt this device, by installing in the pcb board of this image acquisition module, the position adjacent with this image acquisition module arranges non-contact temperature sensor, detects the temperature value near this image acquisition module.Support that the temperature value near to image acquisition module detects from hardware configuration, for follow-up reduction power consumption process provides foundation, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

With reference to Figure 11, be the structural representation of a kind of control device embodiment 4 that the application provides, this device can comprise following structure: the first acquisition module 1101, first judge module 1102 and control module 1103;

Wherein, the first acquisition module 1101, first judge module 1102 is consistent with the corresponding construction function in embodiment 1, and the present embodiment repeats no more.

Wherein, control module 1103 specifically for: when described ambient temperature value is greater than preset value, generates and first control signal to described image acquisition module.

Wherein, described second frequency is less than described first frequency.

Concrete, this threshold value can be 18 frames per second.

It should be noted that, control module 1103 controls the picture-taken frequency of this image acquisition module to be reduced to lower second frequency by higher first frequency, while ensure that user's viewing experience, reduce the image acquisition module data processing amount carried out per second, reduce its load, reach the object controlling the power consumption reducing described image acquisition module, naturally make this module temperature reduce.

To sum up, in a kind of control device provided in the present embodiment, when the picture-taken frequency of current described image acquisition module is first frequency, described control module specifically for: generate and first control signal to described image acquisition module, described first control signal, for controlling the image-sampling frequency second frequency adjusting described image acquisition module, reduces described image acquisition module data processing amount; Wherein, described second frequency is less than described first frequency.Adopt this device, by being adjusted to lower frequency to the picture-taken frequency of image acquisition module, decrease the data processing amount that this image acquisition module is per second, reduce its load, reach the object controlling the power consumption reducing described image acquisition module, reduce its temperature, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

With reference to Figure 12, be the structural representation of a kind of control device embodiment 5 that the application provides, this device can comprise following structure: the first acquisition module 1201, first judge module 1202 and control module 1203;

Wherein, the first acquisition module 1201, first judge module 1202 is consistent with the corresponding construction function in embodiment 1, and the present embodiment repeats no more.

Wherein, control module 1203 specifically for: generate the second data register controlling signal to described image acquisition module.

For this reason, the second control signal that this control module 1203 generates is used for the output parameter of data register described in regulating and controlling, to make to control to reduce output data quantity in the described data register unit interval.

To sum up, in a kind of control device provided in the present embodiment, described control module specifically for: generate the second data register controlling signal to described image acquisition module, described second control signal reduces output data quantity in the described data register unit interval for controlling, and reduces the data processing amount of described image acquisition module within the unit interval; Wherein, described control signal is used for the output parameter of data register described in regulating and controlling.Adopt this device, by the data volume exported the data register unit interval reducing image acquisition module, decrease the data processing amount that this image acquisition module is per second, reduce its load, reach the object controlling the power consumption reducing described image acquisition module, reduce its temperature, finally reach the object reducing electronic equipment bulk temperature, improve Consumer's Experience.

Wherein, timer is provided with in this image acquisition module.

With reference to Figure 13, for the structural representation of a kind of control device embodiment 6 that the application provides, this device can comprise following structure: the 3rd acquisition module 1301, second judge module 1302, first acquisition module 1303, first judge module 1304 and control module 1305;

Wherein, the first acquisition module 1303, first judge module 1304 is consistent with the corresponding construction function in embodiment 1 with control module 1305, and the present embodiment repeats no more.

Wherein, the 3rd acquisition module 1301, for obtaining the clocking value of described timer;

Or, for reducing the data processing amount of the electronic equipment performing this control operation, the cycle that suitable setting is longer, in case perform judge and control operation owing to frequently carrying out the first follow-up acquisition module 1303, first judge module 1304 and control module 1305, cause the situation that the power consumption of electronic equipment increases.

Concrete, the 3rd acquisition module 1301 reads this timer, obtains the clocking value of this timer.

Wherein, the second judge module 1302, for judging whether described clocking value meets preset value, when described clocking value meets preset value, triggering the first acquisition module, and resetting described timer.

Wherein, this preset value is the cycle in above-mentioned explanation, when the clocking value of this timer meets this preset value, triggers the first acquisition module 1303, obtains the ambient temperature value near image acquisition module, and reset this timer, restart timing.

To sum up, in a kind of control device provided in the present embodiment, described image acquisition module is provided with timer, also comprises: the 3rd acquisition module, for obtaining the clocking value of described timer; Second judge module, for judging whether described clocking value meets preset value, when described clocking value meets preset value, triggering the first acquisition module, and resetting described timer.Adopt this device, time interval preset value performs the power consumption operation once controlling image acquisition module, compares real-time execution, reduces the data processing amount of electronic equipment, reduces the overall power of electronic equipment from overall angle.

Corresponding to a kind of control device embodiment that above-mentioned the application provides, present invention also provides a kind of electronic equipment, this electronic equipment is provided with image acquisition module and also comprises control device as described in above-mentioned any embodiment.

Wherein, this control device comprises the first acquisition module, the first judge module and control module, and the function of all modules of this control device is consistent with the function of corresponding construction in above-mentioned a kind of control device embodiment, repeats no more in the present embodiment.

Preferably, also comprise: the second acquisition module and analysis module, the function of all modules of this control device is consistent with the function of corresponding construction in above-mentioned a kind of control device embodiment, repeats no more in the present embodiment.

Preferably, position adjacent with described image acquisition module in printing board PCB arranges non-contact temperature sensor, first acquisition module comprises: the first acquiring unit and the first analytic unit, the function of all modules unit of this control device is consistent with the function of corresponding construction in above-mentioned a kind of control device embodiment, repeats no more in the present embodiment.

Preferably, when described temperature sensor is thermistor, described first acquisition module comprises: second acquisition unit and search unit, the function of all modules unit of this control device is consistent with the function of corresponding construction in above-mentioned a kind of control device embodiment, repeats no more in the present embodiment.

Preferably, when described temperature sensor is integrated circuit (IC) temperature sensor, described first acquisition module comprises: the 3rd acquiring unit, the function of all modules unit of this control device is consistent with the function of corresponding construction in above-mentioned a kind of control device embodiment, repeats no more in the present embodiment.

Preferably, when the picture-taken frequency of current described image acquisition module is first frequency, described control module specifically for: generate and first control signal to described image acquisition module, described first control signal, for controlling the image-sampling frequency second frequency adjusting described image acquisition module, reduces described image acquisition module data processing amount; Wherein, described second frequency is less than described first frequency.

Preferably, described control module specifically for: generate the second data register controlling signal to described image acquisition module, described second control signal reduces output data quantity in the described data register unit interval for controlling, and reduces the data processing amount of described image acquisition module within the unit interval; Wherein, described control signal is used for the output parameter of data register described in regulating and controlling.

Preferably, described image acquisition module is provided with timer, also comprise: the 3rd acquisition module and the second judge module, the function of all modules unit of this control device is consistent with the function of corresponding construction in above-mentioned a kind of control device embodiment, repeats no more in the present embodiment.

In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For the device that embodiment provides, the method provided due to itself and embodiment is corresponding, so description is fairly simple, relevant part illustrates see method part.

To the above-mentioned explanation of provided embodiment, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle provided in this article and features of novelty.

Claims

1. a control method, is characterized in that, is applied to the electronic equipment with image acquisition module, and described method comprises:

Obtain the ambient temperature value near described image acquisition module;

2. method according to claim 1, is characterized in that, before the ambient temperature value near the described image acquisition module of described acquisition, also comprises:

Obtain the state parameter of described image acquisition module;

3. method according to claim 1, is characterized in that, position adjacent with described image acquisition module in printing board PCB arranges non-contact temperature sensor, and the ambient temperature value near the described image acquisition module of described acquisition comprises:

Obtain the data value of described temperature sensor;

4. method according to claim 3, is characterized in that, when described temperature sensor is thermistor, the ambient temperature value near the described image acquisition module of described acquisition comprises:

Obtain the resistance value of described thermistor;

5. method according to claim 3, is characterized in that, when described temperature sensor is integrated circuit (IC) temperature sensor, the ambient temperature value near the described image acquisition module of described acquisition comprises:

Obtain the temperature value that described IC temperature sensor detects;

6. method according to claim 1, is characterized in that, when the picture-taken frequency of current described image acquisition module is first frequency, the power consumption that described control reduces described image acquisition module comprises:

Wherein, described second frequency is less than described first frequency.

7. method according to claim 1, is characterized in that, the described power consumption controlling to reduce described image acquisition module comprises:

8. method according to claim 1, is characterized in that, described image acquisition module is provided with timer, before the temperature value of the described image acquisition module of described acquisition, also comprises:

Obtain the clocking value of described timer;

9. a control device, is characterized in that, is applied to the electronic equipment with image acquisition module, comprises:

10. device according to claim 9, is characterized in that, also comprises:

11. devices according to claim 9, is characterized in that, position adjacent with described image acquisition module in the pcb arranges non-contact temperature sensor, and described first acquisition module comprises:

12. devices according to claim 11, is characterized in that, when described temperature sensor is thermistor, described first acquisition module comprises:

13. devices according to claim 11, is characterized in that, when described temperature sensor is integrated circuit (IC) temperature sensor, described first acquisition module comprises:

14. devices according to claim 9, is characterized in that, when the picture-taken frequency of current described image acquisition module is first frequency, described control module specifically for:

Wherein, described second frequency is less than described first frequency.

15. devices according to claim 9, is characterized in that, described control module specifically for:

16. devices according to claim 9, is characterized in that, described image acquisition module is provided with timer, also comprises:

3rd acquisition module, for obtaining the clocking value of described timer;

17. 1 kinds of electronic equipments, is characterized in that, comprising: image acquisition module and the control device as described in any one of claim 9-16.