CN107329532A - PDA information notifies control device - Google Patents
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- CN107329532A CN107329532A CN201710721788.9A CN201710721788A CN107329532A CN 107329532 A CN107329532 A CN 107329532A CN 201710721788 A CN201710721788 A CN 201710721788A CN 107329532 A CN107329532 A CN 107329532A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
- G06F1/1686—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675 the I/O peripheral being an integrated camera
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3058—Monitoring arrangements for monitoring environmental properties or parameters of the computing system or of the computing system component, e.g. monitoring of power, currents, temperature, humidity, position, vibrations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/32—Monitoring with visual or acoustical indication of the functioning of the machine
- G06F11/324—Display of status information
- G06F11/327—Alarm or error message display
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Abstract
Control device is notified the present invention relates to a kind of PDA information, including：Real-time luminosity detection device, including light quantity measuring instrument and brightness output interface, the light quantity measuring instrument are used to detect current light intensity in real time, and the brightness output interface is connected with the light quantity measuring instrument, for exporting the current light intensity in real time；Reference value determines equipment, with the timing device, for obtaining the current time, it is connected with the real-time luminosity detection device, for using the current time as axis, maximum, average and the variance of the current light intensity are obtained, and the reference value that the maximum based on the current light intensity, average and variance are obtained using the current time as variable quantity determines function.By means of the invention it is possible to improve PDA intelligent level.
Description
Technical field
Control device is notified the present invention relates to intelligent terminal field, more particularly to a kind of PDA information.
Background technology
PDA (Personal Digital Assistant), also known as palm PC, can help us to complete in movement
Middle work, study, amusement etc..Classify by use, be divided into technical grade PDA and consumer goods PDA.Technical grade PDA is mainly used in
Industrial circle, common are barcode scanner, RFID reader, POS etc. can be referred to as PDA；The ratio that consumer goods PDA includes
It is more, smart mobile phone, tablet personal computer, hand-held game machine etc..
Due to PDA portability, PDA is generally placed in pocket is carried when in use by people, however, at place
In the excessive environment of noise, or people are under busy condition, often have ignored PDA call reminding sound or information
Remind sound, cause many important incoming calls or important information to forget to receive, the work and life given people cause it is certain not
Just.
The content of the invention
In order to solve the above problems, control device is notified the invention provides a kind of PDA information, introducing is targetedly schemed
The image of environment as where processing equipment obtains PDA, introduces real time environment analytical equipment, for the image to environment where PDA
Carry out image data extraction, to determine the environmental form at PDA, with send indoor environment signal, outdoor environment signal,
Pocket carries ambient signal or dark surrounds signal, and PDA present environmental form includes indoor environment, outdoor environment, mouth
Bag carries environment and dark surrounds, MSP430 single-chip microcomputers is also introduced, respectively with the real time environment analytical equipment and the temperature
Detection device connection is spent, is come for when receiving close to human body temperature signal, starting the high-definition camera, and receiving
When carrying ambient signal from the pocket of real time environment analytical equipment, PDA is controlled to improve PDA information notification voice.
Control device is notified there is provided a kind of PDA information according to an aspect of the present invention, described device includes：It is bright in real time
Detection device, including light quantity measuring instrument and brightness output interface are spent, the light quantity measuring instrument is used to detect that current light is strong in real time
Degree, the brightness output interface is connected with the light quantity measuring instrument, for exporting the current light intensity in real time；Reference value is true
Locking equipment, for obtaining the current time, is connected with the real-time luminosity detection device, for using the current time as axle
Line, obtains maximum, average and the variance of the current light intensity, and the maximum based on the current light intensity,
The reference value that value and variance are obtained using the current time as variable quantity determines function.
More specifically, in the PDA information notifies control device, in addition to：Timing device, works as determining and exporting
The preceding moment；Temperature testing equipment, is arranged on PDA and the heater element away from PDA, for detecting PDA temperature, and determines PDA
Whether temperature is close to human body temperature, correspondingly to send close to human body temperature signal or away from human body temperature signal.
More specifically, in the PDA information notifies control device, in addition to：High-definition camera, is arranged on PDA, uses
Captured in carrying out high-definition image to the environment residing for PDA to obtain and export high-definition image.
More specifically, in the PDA information notifies control device, in addition to：Amplitude of variation analytical equipment, for receiving
High-definition image, for the pixel value of each pixel in high-definition image, its pixel value is subtracted the picture of the descending pixel of its same column
The difference obtained after plain value is done square to obtain the first square value, after the pixel value that its pixel value is subtracted to its following pixel of colleague
The difference of acquisition is done square to obtain the second square value, being obtained after the first square value is added with the second square value and opened
Side is to obtain amplitude of variation；Wherein, the amplitude of variation of each pixel of last column of high-definition image directly takes lastrow
Same column pixel amplitude of variation, the amplitude of variation of each pixel of last row of high-definition image directly takes previous column
The amplitude of variation for pixel of going together.
More specifically, in the PDA information notifies control device, in addition to：
Graduation processing equipment, is connected with the amplitude of variation analytical equipment, for for each in high-definition image
The pixel value of pixel, will be compared with the default amplitude of variation threshold value that sharpening level is inversely proportional with its amplitude of variation, for becoming
Change amplitude is more than or equal to each pixel of default amplitude of variation threshold value, after processing is sharpened to its pixel value to be handled
Pixel value, each pixel of default amplitude of variation threshold value is less than to amplitude of variation, directly its pixel value is regard as the picture after processing
The corresponding graduation processing image of pixel value formation high-definition image after the processing of all pixels in element value, high-definition image；It is empty
Between conversion equipment, for receiving graduation processing image, RGB color is performed to YUV face to the graduation processing image
The signal conversion of the colour space, to obtain Y-component, U components and the V component that the graduation handles image；
Brightness regulation equipment, determines equipment and the space conversion equipment with the timing device, the reference value respectively
Connection, the current time for being exported based on the timing device determines that the reference value determines the functional value of function, and uses
The reference value determined determines that the functional value of function is corrected to the V component；Output equipment is changed, is adjusted with the brightness
Equipment connection is saved, for performing YUV color spaces to RGB color based on the V component after U components, V component and correction
Signal is changed, and the image obtained after signal is changed carries out gamma-corrected to obtain and export gamma-corrected image；Real-time ring
Border analytical equipment, is connected with conversion output equipment, for carrying out image data extraction to gamma-corrected image, to determine PDA's
Present environmental form, to send, indoor environment signal, outdoor environment signal, pocket carry ambient signal or dark surrounds is believed
Number, PDA present environmental form includes indoor environment, outdoor environment, pocket and carries environment and dark surrounds；MSP430 is mono-
Piece machine, is connected with the real time environment analytical equipment and the temperature testing equipment respectively, for receiving close to human temperature
When spending signal, start the high-definition camera, and ambient signal is carried receiving the pocket from real time environment analytical equipment
When, control PDA to improve PDA information notification voice；
Wherein, MSP430 single-chip microcomputers are additionally operable to, when receiving away from human body temperature signal, close the high-definition camera.
More specifically, in the PDA information notifies control device, in addition to：LCDs, is arranged on PDA, point
Be not connected with temperature testing equipment, real time environment analytical equipment and MSP430 single-chip microcomputers, in real time show PDA temperature and
PDA present environmental form；Wherein, the LCDs is additionally operable to show that the information for the PDA being enhanced is notified in real time
Volume corresponding to sound.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein：
Fig. 1 notifies the block diagram of control device for the PDA information according to embodiment of the present invention.
Fig. 2 is the step flow chart of the PDA information notification control methods according to embodiment of the present invention.
Reference：1 real-time luminosity detection device；2 reference values determine equipment；3 timing devices；4 temperature testing equipments；5
High-definition camera；S101 uses real-time luminosity detection device, including light quantity measuring instrument and brightness output interface, the light quantity measurement
Instrument is used to detect current light intensity in real time, and the brightness output interface is connected with the light quantity measuring instrument, for exporting in real time
The current light intensity；S102 determines equipment using reference value, for obtaining the current time, is examined with the real-time luminosity
Measurement equipment is connected, for using the current time as axis, obtaining maximum, average and the variance of the current light intensity,
And the reference value that maximum, average and the variance based on the current light intensity are obtained using the current time as variable quantity is true
Determine function；S103 uses timing device, for determining and exporting current time；S104 temperature in use detection devices, are arranged on PDA
Whether heater element upper and away from PDA, for detecting PDA temperature, and determine PDA temperature close to human body temperature, with correspondingly
Send close to human body temperature signal or away from human body temperature signal；S105 uses high-definition camera, is arranged on PDA, for pair
Environment residing for PDA carries out high-definition image capture to obtain and export high-definition image
Embodiment
The embodiment to the PDA information notification control methods of the present invention is described in detail below with reference to accompanying drawings.
With the explosive growth of science and technology, PDA performance has obtained rapidly improving.Into in the 1990s, American-European
Start open PDA occur, most people are referred to as palm PC.
The characteristics of palm PC is maximum is, with open operating system, to support software and hardware to upgrade, the input of collection information,
One is stored, managed and be transmitted to, possesses the powers such as conventional office, amusement, mobile communication.Therefore, PDA completely can be with
Referred to as one mobile office.Certainly, it is not that any PDA possesses all of above function；Even if possessing, it is also possible to due to lacking
It is weary it is corresponding service and can not realize.But it is contemplated that, PDA development trend and trend be exactly calculate, communicate, network, storage,
The multi-functional fusion such as amusement, ecommerce.
Definition for palm PC also neither one definitely in fact, also someone notepad is referred to as palm PC, typically
In the case of palm PC refer to carry PalmOS, WindowsCE or other open operating systems, with network function, and
And software and hardware upgrading can freely be carried out by user.That is, user is in addition to development hardware, software can also be installed additional,
Even can oneself exploitation program operated above at it.
Using upper, his, conveniently moving more simple to operate than desktop computer, practical function, eliminate desktop computer five are big
Limitation, i.e.,：Mobile restricted, the complexity, the difficulty of mobile networking, the costliness of price, the idle property of purposes that use.
PDA is often placed in pocket by user and misses some important incoming calls or important information, in order to overcome it is above-mentioned not
Foot, the present invention has built a kind of PDA information and has notified control device and method, and concrete scheme is as follows.
Fig. 1 notifies the block diagram of control device, described device for the PDA information according to embodiment of the present invention
Including：
Real-time luminosity detection device, including light quantity measuring instrument and brightness output interface, the light quantity measuring instrument are used for real-time
Current light intensity is detected, the brightness output interface is connected with the light quantity measuring instrument, for exporting the current light in real time
Line strength；
Reference value determines equipment, for obtaining the current time, is connected with the real-time luminosity detection device, for
The current time is axis, obtains maximum, average and the variance of the current light intensity, and based on the current light
The reference value that maximum, average and the variance of intensity are obtained using the current time as variable quantity determines function.
Then, continue to notify the concrete structure of control device to be further detailed the PDA information of the present invention.
The PDA information notifies to include in control device：
Timing device, for determining and exporting current time；
Temperature testing equipment, is arranged on PDA and the heater element away from PDA, for detecting PDA temperature, and determines PDA
Whether temperature is close to human body temperature, correspondingly to send close to human body temperature signal or away from human body temperature signal.
The PDA information notifies to include in control device：
High-definition camera, is arranged on PDA, for carrying out high-definition image capture to the environment residing for PDA to obtain and defeated
Go out high-definition image.
The PDA information notifies to include in control device：
Amplitude of variation analytical equipment, for receiving high-definition image, for the pixel value of each pixel in high-definition image,
Its pixel value is subtracted to the difference obtained after the pixel value of the descending pixel of its same column to do square to obtain the first square value, by its picture
Plain value subtracts the difference obtained after the pixel value of its following pixel of colleague and done square to obtain the second square value, by the first square value
It is being obtained after being added with the second square value and carry out evolution to obtain amplitude of variation；
Wherein, the amplitude of variation of each pixel of last column of high-definition image directly takes the same column pixel of lastrow
Amplitude of variation, the amplitude of variation of each pixel of last row of high-definition image directly takes the colleague pixel of previous column
Amplitude of variation.
The PDA information notifies to include in control device：
Graduation processing equipment, is connected with the amplitude of variation analytical equipment, for for each in high-definition image
The pixel value of pixel, will be compared with the default amplitude of variation threshold value that sharpening level is inversely proportional with its amplitude of variation, for becoming
Change amplitude is more than or equal to each pixel of default amplitude of variation threshold value, after processing is sharpened to its pixel value to be handled
Pixel value, each pixel of default amplitude of variation threshold value is less than to amplitude of variation, directly its pixel value is regard as the picture after processing
The corresponding graduation processing image of pixel value formation high-definition image after the processing of all pixels in element value, high-definition image；
Space conversion equipment, for receiving graduation processing image, performs RGB color empty to the graduation processing image
Between to YUV color spaces signal change, with obtain it is described graduation handle image Y-component, U components and V component；
Brightness regulation equipment, determines equipment and the space conversion equipment with the timing device, the reference value respectively
Connection, the current time for being exported based on the timing device determines that the reference value determines the functional value of function, and uses
The reference value determined determines that the functional value of function is corrected to the V component；
Output equipment is changed, is connected with the brightness regulation equipment, for based on the V after U components, V component and correction
The signal that component performs YUV color spaces to RGB color is changed, and the image progress gamma obtained after signal is changed is repaiied
Just to obtain and export gamma-corrected image；
Real time environment analytical equipment, is connected with conversion output equipment, is carried for carrying out view data to gamma-corrected image
Take, to determine the environmental form at PDA, environment letter is carried to send indoor environment signal, outdoor environment signal, pocket
Number or dark surrounds signal, PDA present environmental form includes indoor environment, outdoor environment, pocket and carries environment and black
Dark situation；
MSP430 single-chip microcomputers, are connected with the real time environment analytical equipment and the temperature testing equipment respectively, for
When receiving close to human body temperature signal, start the high-definition camera, and receiving from real time environment analytical equipment
When pocket carries ambient signal, PDA is controlled to improve PDA information notification voice；
Wherein, MSP430 single-chip microcomputers are additionally operable to, when receiving away from human body temperature signal, close the high-definition camera.
And the PDA information notifies to include in control device：
LCDs, is arranged on PDA, mono- with temperature testing equipment, real time environment analytical equipment and MSP430 respectively
Piece machine is connected, for the environmental form at display PDA temperature in real time and PDA；
Wherein, the LCDs is additionally operable to show the sound corresponding to the information notification voice for the PDA being enhanced in real time
Amount.
Fig. 2 is the step flow chart of the PDA information notification control methods according to embodiment of the present invention, methods described
Including：
Using real-time luminosity detection device, including light quantity measuring instrument and brightness output interface, the light quantity measuring instrument is used for
Current light intensity is detected in real time, the brightness output interface is connected with the light quantity measuring instrument, for exporting described work as in real time
Preceding light intensity；
Equipment is determined using reference value, and the timing device, for obtaining the current time, with the real-time luminosity
Detection device is connected, for using the current time as axis, obtaining maximum, average and the side of the current light intensity
Difference, and the maximum based on the current light intensity, average and variance obtain the reference using the current time as variable quantity
Value determines function.
Then, continue that the specific steps of the PDA information notification control methods of the present invention are further detailed.
The PDA information notification control method can also include：
Using timing device, for determining and exporting current time；
Temperature in use detection device, is arranged on PDA and the heater element away from PDA, for detecting PDA temperature, and really
Whether PDA temperature is determined close to human body temperature, correspondingly to send close to human body temperature signal or away from human body temperature signal.
The PDA information notification control method can also include：
Using high-definition camera, it is arranged on PDA, is captured for carrying out high-definition image to the environment residing for PDA to obtain
And export high-definition image.
The PDA information notification control method can also include：
Using amplitude of variation analytical equipment, for receiving high-definition image, for the picture of each pixel in high-definition image
Element value, its pixel value is subtracted the difference obtained after the pixel value of the descending pixel of its same column and done square to obtain the first square value,
Its pixel value is subtracted to the difference obtained after the pixel value of its following pixel of going together to do square to obtain the second square value, by first
It is that square value is obtained after being added with the second square value and carry out evolution to obtain amplitude of variation；
Wherein, the amplitude of variation of each pixel of last column of high-definition image directly takes the same column pixel of lastrow
Amplitude of variation, the amplitude of variation of each pixel of last row of high-definition image directly takes the colleague pixel of previous column
Amplitude of variation.
The PDA information notification control method can also include：
Using graduation processing equipment, it is connected with the amplitude of variation analytical equipment, for for every in high-definition image
The pixel value of one pixel, will be compared with the default amplitude of variation threshold value that sharpening level is inversely proportional with its amplitude of variation, right
It is more than or equal to each pixel of default amplitude of variation threshold value in amplitude of variation, processing is sharpened to its pixel value to be handled
Pixel value afterwards, each pixel of default amplitude of variation threshold value is less than to amplitude of variation, directly using its pixel value as after processing
Pixel value, the corresponding graduation processing figure of pixel value formation high-definition image after the processing of all pixels in high-definition image
Picture；
Using space conversion equipment, for receiving graduation processing image, RGB face is performed to the graduation processing image
The colour space is changed to the signal of YUV color spaces, to obtain Y-component, U components and the V component that the graduation handles image；
Using brightness regulation equipment, equipment and space conversion are determined with the timing device, the reference value respectively
Equipment is connected, and the current time for being exported based on the timing device determines that the reference value determines the functional value of function, and
The functional value for determining function using the reference value of determination is corrected to the V component；
Using conversion output equipment, it is connected with the brightness regulation equipment, after based on U components, V component and correction
V component perform the signal of YUV color spaces to RGB color and change, and the image progress gal obtained after signal is changed
Horse amendment is to obtain and export gamma-corrected image；
Using real time environment analytical equipment, it is connected with conversion output equipment, for carrying out picture number to gamma-corrected image
According to extraction, to determine the environmental form at PDA, ring is carried to send indoor environment signal, outdoor environment signal, pocket
Border signal or dark surrounds signal, PDA present environmental form include indoor environment, outdoor environment, pocket and carry environment
And dark surrounds；
Using MSP430 single-chip microcomputers, it is connected, uses with the real time environment analytical equipment and the temperature testing equipment respectively
When receiving close to human body temperature signal, start the high-definition camera, and set from real time environment analysis receiving
When standby pocket carries ambient signal, PDA is controlled to improve PDA information notification voice；
Wherein, MSP430 single-chip microcomputers are additionally operable to, when receiving away from human body temperature signal, close the high-definition camera.
And the PDA information notification control method can also include：
Using LCDs, be arranged on PDA, respectively with temperature testing equipment, real time environment analytical equipment and
MSP430 single-chip microcomputers are connected, for the environmental form at display PDA temperature in real time and PDA；
Wherein, the LCDs is additionally operable to show the sound corresponding to the information notification voice for the PDA being enhanced in real time
Amount.
In addition, GPS location instrument can also be included in the PDA, to determine PDA current location using GPS location instrument.
GPS is the abbreviation of English Global Positioning System (global positioning system).GPS originates in 1958
One project of year US military, comes into operation for 1964.In the 1970s, land, sea, and air of U.S. joint research and development new one
For Global Positioning System.Main purpose is that real-time, round-the-clock and global navigation clothes are provided for the big field in land, sea and air three
Business, and for some military purposes such as information gathering, Nuclear detonation monitoring and emergency communications, by the research experiment in more than 20 years, cost
30000000000 dollars, by 1994, own lay of 24 gps satellite constellations that Global coverage rate is up to 98% completed.
Utilize GPS positioning satellite, the referred to as system positioned in real time in the world, navigated, global positioning satellite
System, abbreviation GPS.GPS be by U.S. Department of Defense develop set up one kind there is comprehensive, round-the-clock, all the period of time, it is high-precision
Satellite navigation system, can provide the navigation letter such as low cost, high accuracy three-dimensional position, speed and accurate timing for Global Subscriber
Breath, is application examples of the communication technology of satellite in navigation field, and it drastically increases the level of IT application of Terre des Hommes's meeting, effectively
Ground has promoted the development of digital economy.
Control device and method is notified using the PDA information of the present invention, it is difficult for the various use environments of PDA in the prior art
With the technical problem of detection, by introducing amplitude of variation analytical equipment, graduation processing equipment, space conversion equipment, brightness tune
Save the electronic equipment such as equipment and conversion output equipment and provide the important references view data for carrying out environment discriminating, so as to standard
The various use environments of PDA are really obtained, and the volume of incoming call or information is improved when in pocket, so as to improve PDA intelligent water
It is flat.
Although it is understood that the present invention is disclosed as above with preferred embodiment, but above-described embodiment and being 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 variations and modification 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.
Claims (6)
1. a kind of PDA information notifies control device, it is characterised in that described device includes：
Real-time luminosity detection device, including light quantity measuring instrument and brightness output interface, the light quantity measuring instrument are used to detect in real time
Current light intensity, the brightness output interface is connected with the light quantity measuring instrument, strong for exporting the current light in real time
Degree；
Reference value determines equipment, for obtaining the current time, is connected with the real-time luminosity detection device, for described
Current time is axis, obtains maximum, average and the variance of the current light intensity, and based on the current light intensity
Maximum, the reference value that obtains using the current time as variable quantity of average and variance determine function.
2. PDA information as claimed in claim 1 notifies control device, it is characterised in that also include：
Timing device, for determining and exporting current time；
Temperature testing equipment, is arranged on PDA and the heater element away from PDA, for detecting PDA temperature, and determines PDA temperature
Whether close to human body temperature, correspondingly to send close to human body temperature signal or away from human body temperature signal.
3. PDA information as claimed in claim 2 notifies control device, it is characterised in that also include：
High-definition camera, is arranged on PDA, is captured for carrying out high-definition image to the environment residing for PDA to obtain and export height
Clear image.
4. PDA information as claimed in claim 3 notifies control device, it is characterised in that also include：
Amplitude of variation analytical equipment, for receiving high-definition image, for the pixel value of each pixel in high-definition image, by it
Pixel value subtracts the difference obtained after the pixel value of the descending pixel of its same column and done square to obtain the first square value, by its pixel value
The difference obtained after the pixel value for subtracting its following pixel of going together is done square to obtain the second square value, by the first square value and the
It is that two square values are obtained after being added and carry out evolution to obtain amplitude of variation；
Wherein, the amplitude of variation of each pixel of last column of high-definition image directly takes the change of the same column pixel of lastrow
Change amplitude, the amplitude of variation of each pixel of last row of high-definition image directly takes the change of colleague's pixel of previous column
Amplitude.
5. PDA information as claimed in claim 4 notifies control device, it is characterised in that also include：
Graduation processing equipment, is connected with the amplitude of variation analytical equipment, for for each pixel in high-definition image
Pixel value, will be compared with the default amplitude of variation threshold value that sharpening level is inversely proportional with its amplitude of variation, for change width
Degree is more than or equal to each pixel of default amplitude of variation threshold value, and processing is sharpened to its pixel value with the pixel after being handled
Value, each pixel of default amplitude of variation threshold value is less than to amplitude of variation, directly using its pixel value as the pixel value after processing,
The corresponding graduation processing image of pixel value formation high-definition image after the processing of all pixels in high-definition image；
Space conversion equipment, for receiving graduation processing image, performs RGB color to the graduation processing image and arrives
The signal conversion of YUV color spaces, to obtain Y-component, U components and the V component that the graduation handles image；
Brightness regulation equipment, determines that equipment and the space conversion equipment are connected with the timing device, the reference value respectively,
Current time for being exported based on the timing device determines that the reference value determines the functional value of function, and using determination
The reference value determines that the functional value of function is corrected to the V component；
Output equipment is changed, is connected with the brightness regulation equipment, for based on the V component after U components, V component and correction
The signal for performing YUV color spaces to RGB color is changed, and the image progress gamma-corrected obtained after signal is changed with
Obtain and export gamma-corrected image；
Real time environment analytical equipment, is connected with conversion output equipment, for carrying out image data extraction to gamma-corrected image, with
Determine PDA present environmental form, with send indoor environment signal, outdoor environment signal, pocket carry ambient signal or
Dark surrounds signal, PDA present environmental form includes indoor environment, outdoor environment, pocket and carries environment and dark ring
Border；
MSP430 single-chip microcomputers, are connected with the real time environment analytical equipment and the temperature testing equipment respectively, for receiving
During to close to human body temperature signal, start the high-definition camera, and receiving the pocket from real time environment analytical equipment
When carrying ambient signal, PDA is controlled to improve PDA information notification voice；
Wherein, MSP430 single-chip microcomputers are additionally operable to, when receiving away from human body temperature signal, close the high-definition camera.
6. PDA information as claimed in claim 5 notifies control device, it is characterised in that also include：
LCDs, is arranged on PDA, respectively with temperature testing equipment, real time environment analytical equipment and MSP430 single-chip microcomputers
Connection, for the environmental form at display PDA temperature in real time and PDA；
Wherein, the LCDs is additionally operable to show the volume corresponding to the information notification voice for the PDA being enhanced in real time.
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| CN201710721788.9A CN107329532A (en) | 2017-08-22 | 2017-08-22 | PDA information notifies control device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710721788.9A CN107329532A (en) | 2017-08-22 | 2017-08-22 | PDA information notifies control device |
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Application publication date: 20171107 |