The content of the invention
To solve the above-mentioned problems, the present invention provides a kind of multi-sensor image to capture analysis platform, introduces multiple
Targetedly image capture device and image processing equipment know the accurate of user's pocket environment under dim lights with realizing
Not, while temperature sensor is also introduced, for whether determining tablet computer close to human body temperature, and received close to human body
During temperature signal, start the compound imaging device of imaging, and ring is carried receiving the pocket from data extraction device
During the signal of border, tablet computer is controlled to improve the information notification voice of tablet computer.
According to an aspect of the present invention, there is provided a kind of multi-sensor image captures analysis platform, and the platform includes:
Temperature sensor, is arranged on tablet computer and the heater element away from tablet computer, including PT100 temperature are sensitive
Resistor, for determining that nearby whether temperature is close to human body temperature, correspondingly to send close to human body temperature signal or away from people
Fluid temperature signal;Compound imaging device, is arranged on tablet computer, including optical filter, camera lens, lens bracket, multiple lens
With multiple cmos sensors, for carrying out imaging, multiple lens and multiple cmos sensors to tablet computer local environment
Quantity it is identical, each cmos sensor corresponds to a lens, turns for carrying out photoelectricity to the transmitted light from corresponding lens
Change to obtain high definition transmission image;
Data extraction device, is connected with the compound imaging device, for receiving the more of multiple cmos sensor outputs
A high definition transmission image, determines the central point of each high definition transmission image and determines the scape of each high definition transmission image
It is deep, and the depth of field of average each high definition transmission image is to obtain the live depth of field;Data equipment complex, with the data extraction device
Connection, for centered on the central point of each high definition transmission image, square to be obtained as radius using the live depth of field
Image, and be connected corresponding multiple high definition transmission images to obtain live high definition figure according to putting in order for multiple lens
Picture;
Gradient extraction equipment, is connected with data equipment complex, for receiving live high-definition image, for live high-definition image
In each pixel pixel value, take absolute value after its pixel value is subtracted the pixel value of its same column downlink pixel to obtain
One absolute value, takes absolute value to obtain the second absolute value after its pixel value is subtracted the pixel value of its following pixel of going together, by the
It is that one absolute value obtains after being added with the second absolute value and as gradient, wherein, last column of live high-definition image it is each
The gradient of a pixel directly takes the gradient of the same column pixel of lastrow, each pixel of last row of live high-definition image
Gradient directly take previous column colleague's pixel gradient;Gradient processing equipment, is connected with the gradient extraction equipment, is used for
For the pixel value of each pixel in live high-definition image, by its gradient compared with predetermined gradient threshold value, for ladder
Degree is sharpened its pixel value processing with the pixel value after being handled more than or equal to each pixel of predetermined gradient threshold value,
It is less than each pixel of predetermined gradient threshold value to gradient, directly using its pixel value as the pixel value after processing, live high definition figure
Pixel value after the processing of all pixels as in forms the corresponding gradient processing image of live high-definition image;
Data extraction device, for carrying out image data extraction to gradient processing image, to determine residing for tablet computer
In environmental form, carry environmental signal or dark surrounds signal to send indoor environment signal, outdoor environment signal, pocket,
The present environmental form of tablet computer includes indoor environment, outdoor environment, pocket and carries environment and dark surrounds;
ARM11 process chips, are connected with the data extraction device and the temperature sensor respectively, for receiving
During close to human body temperature signal, start the compound imaging device, and take receiving the pocket from data extraction device
During band environmental signal, tablet computer is controlled to improve the information notification voice of tablet computer.
More specifically, in the multi-sensor image captures analysis platform:ARM11 process chips are additionally operable to receiving
During away from human body temperature signal, the compound imaging device is closed.
More specifically, in the multi-sensor image captures analysis platform:It is described in the compound imaging device
Optical filter, the camera lens, the multiple lens and the multiple cmos sensor are all disposed within the lens bracket.
More specifically, in the multi-sensor image captures analysis platform:The optical filter is arranged on the camera lens
Front.
More specifically, in the multi-sensor image captures analysis platform:The multiple lens are arranged on the camera lens
Front.
More specifically, in the multi-sensor image captures analysis platform:The multiple cmos sensor is arranged on institute
State the front of multiple lens.
More specifically, in the multi-sensor image captures analysis platform:Each cmos sensor faces corresponding
Lens are arranged in the compound imaging device.
More specifically, in the multi-sensor image captures analysis platform:In the gradient processing equipment, according to sharp
Change grade and determine predetermined gradient threshold value, sharpening level is higher, and predetermined gradient threshold value is smaller.
More specifically, in the multi-sensor image captures analysis platform:In the gradient processing equipment, further include
Built-in storage unit, for storing the mapping relations of sharpening level and predetermined gradient threshold value.
Embodiment
The embodiment of the multi-sensor image capture analysis platform of the present invention is carried out specifically below with reference to accompanying drawings
It is bright.
2010, apple iPad started tablet computer upsurge in the whole world.Tablet computer keyword search amount in 2010
Growth rate has reached 1328%, and tablet computer brings revolutionary impact to traditional PC industries, even whole 3C industries.Together
When, with the heating of tablet computer temperature, the manufacturer of different industries, such as consumer electronics, PC, communication, software manufacturer are all numerous and confused
It is added to tablet computer industry, the advisory organization also whole tablet computer industry of optimistic prediction.One time, it is from upstream to end
End, from operating system to software application, a tablet computer Eco industrial chain is just like formed, each industry ecological chain link of tablet computer
Section is 2010 fast-developing, and Chinese PC sales volumes reach 4858.3 ten thousand, increases by 16.1%, wherein tablet computer pin compared to 2009
Measure as 1,740,000, accounting is about 3.58%.With the fast development of tablet computer, tablet computer will be more in the status of PC industries
Send out important, it will also be lifted in the accounting of PC industries.
From the point of view of international market, 2017, it is contemplated that global tablet computer market scale is up to 49,000,000,000 dollars.From industry
From the point of view of developing stage, in 2010 to 2012 trienniums, tablet computer will be spent from being born to the stage before maturation, whole
Zooming development trend is presented in a industry.In this period, industrial development direction, market scale, industry structures and disappear
The person's of expense demand is all indefinite, and the market opportunity is numerous, each link of industrial chain will have new brand appearance.Wherein, hardware
Terminal device, service content provide and corollary equipment three links in periphery will be concentrated more, substantially.
The portability of tablet computer also results in the user in the case where user carries and is difficult to hear incoming call or carrys out the sound of message.
In order to overcome above-mentioned deficiency, the present invention has built a kind of multi-sensor image capture analysis platform, and specific embodiment is as follows.
Fig. 1 captures the block diagram of analysis platform, institute for the multi-sensor image according to embodiment of the present invention
Stating platform includes:
Temperature sensor, is arranged on tablet computer and the heater element away from tablet computer, including PT100 temperature are sensitive
Resistor, for determining that nearby whether temperature is close to human body temperature, correspondingly to send close to human body temperature signal or away from people
Fluid temperature signal;
Alternatively, as shown in Fig. 2, temperature sensor can include PT100 temperature-sensitive resistors and microcontroller,
PT100 temperature-sensitive resistors are used to determine that nearby whether temperature to be close to human body temperature, microcontroller and PT100 temperature sensitive electricals
Device connection is hindered, is correspondingly sent close to human body temperature signal or away from people for the output based on PT100 temperature-sensitive resistors
Fluid temperature signal.
Compound imaging device, is arranged on tablet computer, including optical filter, camera lens, lens bracket, multiple lens and more
A cmos sensor, for carrying out the number of imaging, multiple lens and multiple cmos sensors to tablet computer local environment
Measure identical, each cmos sensor corresponds to a lens, for the transmitted light from corresponding lens is carried out opto-electronic conversion with
Obtain high definition transmission image;
Data extraction device, is connected with the compound imaging device, for receiving the more of multiple cmos sensor outputs
A high definition transmission image, determines the central point of each high definition transmission image and determines the scape of each high definition transmission image
It is deep, and the depth of field of average each high definition transmission image is to obtain the live depth of field;
Data equipment complex, is connected with the data extraction device, for the central point of each high definition transmission image
Centered on, square subgraph is obtained as radius using the live depth of field, and will be corresponding according to putting in order for multiple lens
Multiple high definition transmission images are connected to obtain live high-definition image;
Gradient extraction equipment, is connected with data equipment complex, for receiving live high-definition image, for live high-definition image
In each pixel pixel value, take absolute value after its pixel value is subtracted the pixel value of its same column downlink pixel to obtain
One absolute value, takes absolute value to obtain the second absolute value after its pixel value is subtracted the pixel value of its following pixel of going together, by the
It is that one absolute value obtains after being added with the second absolute value and as gradient, wherein, last column of live high-definition image it is each
The gradient of a pixel directly takes the gradient of the same column pixel of lastrow, each pixel of last row of live high-definition image
Gradient directly take previous column colleague's pixel gradient;
Gradient processing equipment, is connected with the gradient extraction equipment, for for each picture in live high-definition image
The pixel value of element, by its gradient compared with predetermined gradient threshold value, is more than or equal to each of predetermined gradient threshold value for gradient
Pixel, is sharpened its pixel value processing with the pixel value after handle, each less than predetermined gradient threshold value to gradient
Pixel, directly using its pixel value as the pixel value after processing, the pixel after the processing of all pixels in live high-definition image
Value forms the corresponding gradient processing image of live high-definition image;
Data extraction device, for carrying out image data extraction to gradient processing image, to determine residing for tablet computer
In environmental form, carry environmental signal or dark surrounds signal to send indoor environment signal, outdoor environment signal, pocket,
The present environmental form of tablet computer includes indoor environment, outdoor environment, pocket and carries environment and dark surrounds;
ARM11 process chips, are connected with the data extraction device and the temperature sensor respectively, for receiving
During close to human body temperature signal, start the compound imaging device, and take receiving the pocket from data extraction device
During band environmental signal, tablet computer is controlled to improve the information notification voice of tablet computer.
Then, continue to carry out further the concrete structure of the multi-sensor image capture analysis platform of the present invention
It is bright.
In the platform:
ARM11 process chips are additionally operable to, when receiving away from human body temperature signal, close the compound imaging device.
In the platform:
In the compound imaging device, the optical filter, the camera lens, the multiple lens and the multiple CMOS
Sensor is all disposed within the lens bracket.
In the platform:
The optical filter is arranged on the front of the camera lens.
In the platform:
The multiple lens are arranged on the front of the camera lens.
In the platform:
The multiple cmos sensor is arranged on the front of the multiple lens.
In the platform:
Each cmos sensor faces corresponding lens and is arranged in the compound imaging device.
In the platform:
In the gradient processing equipment, predetermined gradient threshold value is determined according to sharpening level, sharpening level is higher, presets ladder
It is smaller to spend threshold value.
And in the platform:
In the gradient processing equipment, built-in storage unit is further included, for storing sharpening level and predetermined gradient threshold
The mapping relations of value.
In addition, cmos image sensor is a kind of typical solid state image sensor, there is common history deep pool with CCD
Source.Cmos image sensor usually by image-sensitive cell array, line driver, row driver, time sequence control logic, a/d converter,
A few part compositions such as data/address bus output interface, control interface, this several part is usually all integrated on same silicon chip.Its work
Reset, opto-electronic conversion, integration, several parts of reading are generally can be divided into as process.
Other digital signal processing circuits can also be integrated on cmos image sensor chip, such as a/d converter, automatically
Light exposure control, nonuniform compensation, white balance processing, black level control, Gamma correction etc., even can in order to quickly calculate
The DSP devices with programmable functions to be integrated with cmos device, so as to form at single-chip digital camera and image
Reason system.
Morrison in 1963, which has been delivered, can calculate sensor, this is that one kind can utilize photoconductive effect measure facula position
Structure, become cmos image sensor development beginning.The CMOS CMOS active pixel sensor single-chip digitals of nineteen ninety-five low noise
Camera succeeds.
Cmos image sensor has the advantages that following:1), random window reading capability.Window read operation is at random
Cmos image sensor is functionally better than the one side of CCD, and also referred to as area-of-interest is chosen.In addition, cmos image
The highly integrated characteristic of sensor is easily achieved it while opens the function of multiple tracking windows.2), capability of resistance to radiation.Total comes
Say, the potential radiation resistance of cmos image sensor has important enhancing relative to CCD performances.3), system complexity and can
By property.System hardware structure can be greatly simplified using cmos image sensor.4), non-destructive data read-out mode.5)、
The spectrum assignment of optimization.Significantly, since the reason for multiple functional transistors are integrated with pixel structure, CMOS figures
As sensor, there is also some shortcomings, mainly noise and filling rate two indices.In view of cmos image sensor is relatively excellent
Performance more so that cmos image sensor is widely used in every field.
Multi-sensor image using the present invention captures analysis platform, and mouth can not be realized for tablet computer in the prior art
The technical problem of bag environment measuring, it is compound by introducing temperature sensor, compound imaging device, data extraction device, data
Targetedly image capture device or image processing equipment acquisition are adapted to for equipment, gradient extraction equipment, gradient processing equipment etc.
The view data of environment measuring, so as to be provided for the environment measuring of tablet computer pocket and tablet computer volume control more valuable
The reference data of value.
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.