CN1547160A - Method and apparatus for infrared image processing by PDA - Google Patents

Abstract

The invention is a method and device for infrared image process with palmtop computer. The steps are: 1. selects a large volume mobile memory, a palmtop computer and an infrared thermal imager, forms the palmtop computer infrared image processing device. 2. Uses the palmtop computer to read the digitized energy AD valve of the measured object in the mobile memory imaged by the infrared thermal imager; 3. The infrared image palette is generated according to the maximal and the minimal AD valves, confirms the color valve and the correspondent coordinate position valves in the palette of the AD values, the bitmap of the image is generated; 4. The correlation coefficient of the measured object is inputted into the palmtop computer, works out the real temperature value through the formula. 5. Uses the monitor to display the infrared image and the temperature. The device has a small volume, the weight is light, it portable.

Description

Utilize palm PC to carry out method and device that infrared view is handled

Technical field

The present invention relates to and utilize computing machine to carry out the technology that infrared view is handled, particularly a kind of palm PC that utilizes carries out method and device that infrared view is handled.

Background technology

Along with development of computer, the technology of utilizing PC computing machine, notebook computer or industrial computer to carry out infrared image, Temperature Treatment is ripe.Yet, because these computing machine volumes are all bigger, to environmental requirement also than higher, particularly can not be advantageously used in the scene like that as handheld tool, brought very big inconvenience for the reality use.Palm PC (claiming PDA again) is a kind of at present relatively more popular computer product, has volume little (the same to counter), in light weight, portable advantage, can be widely used in the various occasions in indoor and outdoor.Its shortcoming is that the palm PC product of prior art also finds no and can be used for infrared view and handle.Reason is, palm PC is subjected to that volume is little, internal memory is few, CPU speed is slow, no application software applicatory and price hang down limit, people do not find a kind of suitable method to overcome palm PC as yet and use it for infrared image processing in soft, the existing defective of hardware aspect.

Summary of the invention

The objective of the invention is to utilize the characteristics of palm PC,, provide a kind of palm PC that utilizes to carry out method and device that infrared view is handled in conjunction with the development of modern high capacity mobile storage technology.

The technical solution adopted in the present invention is as follows:

A kind of palm PC that utilizes carries out the method that infrared view is handled, and it is characterized in that taking following measure: 1, choose a kind of infra red thermograph that has palm PC, this kind mobile memory and a kind of this mobile memory interface that has of high capacity mobile memory interface and form a kind of palm PC infrared view disposal system; 2, in palm PC, be provided with maximum, minimum value and the corresponding displayable temperature range and the coordinate range of treatable measured target infrared radiation energy; That 3, will utilize that infra red thermograph takes directly is stored in the mobile memory corresponding to measured target infrared radiation energy through the AD of digitized processing value; 4, mobile memory is inserted on the interface of palm PC; 5, utilize palm PC to read the interior AD value of mobile memory; 6, be provided with the palette that generates infrared image according to maximum, minimum AD value, according to the AD value that is read determine color value of its correspondence in palette and in infrared image the coordinate position value of correspondence, thereby generate the bitmap of infrared image to display; 7, with heat emissivity coefficient ems, the atmospheric environment temperature T amb at measured target scene, absolute humidity AbHum, relative humidity RelHum, infra red thermograph to the distance D ist of measured target and the AD value/temperature transition coefficient templ that tables look-up and try to achieve, manually import palm PC, obtain the actual temperature value t of measured target by following formula:

$t=\frac{\sqrt[4]{{(\mathrm{templ}+273.15)}^4-(1-\mathrm{ems}\×\mathrm{Ti})\×{(\mathrm{Tamb}+273.15)}^4}-273.15}{\mathrm{ems}\×\mathrm{Ti}}$

Wherein: Ti is that environment is adjusted coefficient, $\mathrm{Ti}={10}^{(-0.598\×\sqrt{\mathrm{Thew}})};$ But Thew is a condensate flow,

Thew＝(AbHum×RelHum×Dist-1.1106×Dist)÷100；

8, utilize the computer picture generating function,, on the display screen of palm PC, demonstrate infrared image to display and/or required temperature value according to bitmap and corresponding temperature value.

A kind of palm PC infrared view treating apparatus, constitute by a kind of palm PC, this kind mobile memory and a kind of infra red thermograph that has this kind mobile memory interface that has high capacity mobile memory interface, in the internal storage of palm PC, be provided with and make the computer program of three by described step co-ordination.

What described mobile memory adopted is the Compact Flash or the memory stick of the above capacity of 128M.

The palm PC infrared view treating apparatus that constitutes with the inventive method carries out the infrared view processing, overcome and carried out with traditional computer that infrared view is handled existing shortcoming and the palm PC computing velocity is slow, internal memory is little, the shortcoming of not having applicable application software, have as the counter volume little, in light weight, portable, environmental baseline is required low advantage, can be widely used in indoor, outer various occasion, field or the industrial occasions that should not use of notebook computer particularly, also handled infrared image can be uploaded to PC by infrared or other communication interface, be for further processing.

Description of drawings

Fig. 1 is the synoptic diagram of palm PC infrared view treating apparatus of the present invention;

Fig. 2 is the step synoptic diagram that palm PC of the present invention reads infrared view (thermal map) data;

Fig. 3 is the step synoptic diagram of palm PC of the present invention according to gained infrared view data measuring and calculating temperature and corresponding coordinate;

Fig. 4 is that palm PC of the present invention shows infrared view and method of temperature synoptic diagram on display screen.

Embodiment

A kind of palm PC that utilizes carries out the method that infrared view is handled, concrete steps are: the Compact Flash of 1, choosing a kind of 128M of having capacity (claims flash card again, also can be 32M, but more than the 128M to be) as mobile memory 2, a kind of can be to palm PC 1 and a kind of infra red thermograph 3 that has these Compact Flash mobile memory 2 interfaces of the data read in this Compact Flash, thereby form a kind of palm PC infrared view treating apparatus.2, in palm PC, be provided with the minimum and maximum value of treatable measured target infrared radiation energy and corresponding displayable temperature range and coordinate range; 3, directly being stored in the mobile memory 2 that will utilize infra red thermograph 3 to take corresponding to measured target infrared radiation energy through the AD of digitized processing value; 4, mobile memory 2 is inserted on the interface of palm PC; 5, utilize palm PC to read AD value in the mobile memory 2; 6, be provided with the palette that generates infrared image according to maximum, minimum AD value, according to the AD value that is read determine color value of its correspondence in palette and in infrared image the coordinate position value of correspondence, thereby generate the bitmap of infrared image to display; 7, with heat emissivity coefficient ems, the atmospheric environment temperature T amb at measured target scene, absolute humidity AbHum, relative humidity RelHum, infra red thermograph 3 to the distance D ist of measured target and the AD value/temperature transition coefficient templ that tables look-up and try to achieve, manually import palm PC, obtain the actual temperature value t of measured target by following formula:

$t=\frac{\sqrt[4]{{(\mathrm{templ}+273.15)}^4-(1-\mathrm{ems}\×\mathrm{Ti})\×{(\mathrm{Tamb}+273.15)}^4}-273.15}{\mathrm{ems}\×\mathrm{Ti}}$

Wherein: Ti is that environment is adjusted coefficient, $\mathrm{Ti}={10}^{(-0.598\×\sqrt{\mathrm{Thew}})};$ But Thew is a condensate flow,

Thew＝(AbHum×RelHum×Dist-1.1106×Dist)÷100；

8, utilize the computer picture generating function,, on the display screen of palm PC 1, demonstrate infrared image to display (thermal map) and/or required temperature value according to bitmap and corresponding temperature value.

In palm PC 1, be provided with temperature and click the display routine module, click any point of palm PC 1 display screen, can show the temperature value of this point of measured target.

Also be provided with the program module that on selected point, line, circle or the frame of image, shows statistical data analysis in the palm PC 1, on palm PC, be provided with infrared ray non-contact data communication interface, can upload statistical data analysis to the host computer 4 that has same interface whereby, and make further editor, storage, print processing by computing machine.

Palm PC is to read the AD value in the following manner and generate infrared view: 1, required variable and the array of definition process AD value; 2, open described mobile memory 2, successfully enter next step, unsuccessful then return; 3, read, the data in the buffer memory mobile memory 2; 4, whether the thermal imaging system of judging data streams read is the thermal imaging system that regulation adopts: be, enter next step, otherwise, return after the deletion temporary variable; 5, read file parameters table and temperature measuring parameter table and be kept in variables corresponding, the array; 6, judge that the data that read are visible data, or infrared view AD value: be the former, return together after the deletion temporary variable; Be the latter, enter next step; 7, obtain maximum, minimum AD value, determine the scope of choosing of AD value and the variation range of corresponding color value on palette; 8, according to formula:

The concrete color value of each AD value correspondence on palette is obtained in [(maximum AD value-AD value) ÷ (maximum AD value-minimum AD value)] * 163, generates the bitmap of infrared view to display in conjunction with its position coordinates in infrared view; 9, described computer picture generating function is the existing VC Stretchit function that can be used for palm PC, can show bitmap on the LCD display of palm PC by it, thereby generate required infrared view.

Palm PC is to determine in the following manner and the displays temperature value: 1, try to achieve corresponding point coordinate to shown image according to the coordinate of AD value correspondence; 2, judge whether the AD value exceeds corresponding scope, is, the prompting temperature is overflowed; Otherwise carry out next step; 3, obtain temperature value t according to the computing formula of described temperature value t; 4, select to show Fahrenheit temperature by the data input device of palm PC, or Celsius temperature; 5, show the relevant temperature value.

The program module that shows statistical data analysis is worked according to the following steps: 1, show the infrared view that has generated on display screen; 2, the program module of described statistical data analysis is a kind of point, line, frame or circle chained list (promptly connecting table) statistical analysis module that is arranged in the palm PC, utilize input pen or keyboard selected point, line, frame or the circle that will analyze on display screen of itself and palm PC, 3, it is carried out statistical computation with palm PC; 4,, utilize the computer picture generating function on display screen, to show maximal value, minimum value, mean value, actual value or the curve map of selected fixed point, line, frame or circle according to the gained result.

Claims (10)

1, a kind of palm PC that utilizes carries out the method that infrared view is handled, and it is characterized in that taking following measure: 1, choose a kind of palm PC (1), this kind mobile memory (2) and a kind of infra red thermograph (3) that has this mobile memory interface that has high capacity mobile memory interface and form a kind of palm PC infrared view disposal system; 2, in palm PC, be provided with maximum, minimum value and the corresponding with it displayable temperature range and the coordinate range of treatable measured target infrared radiation energy; 3, will utilize that infra red thermograph (3) takes corresponding to measured target infrared radiation energy in the AD of digitized processing value directly is stored in mobile memory (2); 4, mobile memory (2) is inserted on the interface of palm PC; 5, utilize palm PC to read the interior AD value of mobile memory (2); 6, be provided with the palette that generates infrared image according to maximum, minimum AD value, according to the AD value that is read determine color value of its correspondence in palette and in infrared image the coordinate position value of correspondence, thereby generate the bitmap of infrared image to display; 7, with heat emissivity coefficient ems, the atmospheric environment temperature T amb at measured target scene, absolute humidity AbHum, relative humidity RelHum, infra red thermograph (3) to the distance D ist of measured target and the AD value/temperature transition coefficient templ that tables look-up and try to achieve, manually import palm PC, obtain the actual temperature value t of measured target by following formula:

$t=\sqrt[4]{\frac{{(\mathrm{temp}1+273.15)}^4-(1-\mathrm{ems}\×\mathrm{Ti})\×{(\mathrm{Tamb}+273.15)}^4}{\mathrm{ems}\×\mathrm{Ti}}}-273.15$

Wherein: Ti is that environment is adjusted coefficient, $\mathrm{Ti}={10}^{(-0.598\×\sqrt{\mathrm{Thew}})};$ But Thew is a condensate flow,

Thew＝(AbHum×RelHum×Dist-1.1106×Dist)÷100；

8, utilize the computer picture generating function,, on the display screen of palm PC (1), demonstrate infrared image to display and/or required temperature value according to bitmap and corresponding temperature value.

2. method according to claim 1 is characterized in that described mobile memory (2) is the Compact Flash or the memory stick of the above capacity of 128M.

3. method according to claim 1 is characterized in that being provided with in the described palm PC (1) temperature and clicks the display routine module, clicks any point of palm PC (1) display screen, can show the temperature value of this point of measured target.

4. according to claim 1,2 or 3 described methods, it is characterized in that also being provided with in the described palm PC (1) program module that on selected point, line, circle or the frame of image, shows statistical data analysis, utilize data communication interface, palm PC (1) can be uploaded this statistical data analysis to host computer (4), and makes further editor, storage, print processing by host computer.

5. method according to claim 4 is characterized in that described palm PC reads the AD value and generates infrared view by following measure: 1, required variable and the array of definition process AD value; 2, open described mobile memory (2), successfully enter next step, unsuccessful then return; The data of 3, read, buffer memory mobile memory (2) is interior; 4, whether the thermal imaging system of judging data streams read is the thermal imaging system that regulation adopts: be, enter next step, otherwise, return after the deletion temporary variable; 5, read file parameters table and temperature measuring parameter table and be kept in variables corresponding, the array; 6, judge that the data that read are visible images data, or infrared view AD value: be the former, return after the deletion temporary variable; Be the latter, enter next step 7, obtain maximum, minimum AD value, determine the scope of choosing of AD value and on palette corresponding color value variation range 8, according to formula:

The concrete color value of each AD value correspondence on palette is obtained in [(maximum AD value-AD value) ÷ (maximum AD value-minimum AD value)] * 163, generates the bitmap of infrared view to display in conjunction with its position coordinates in infrared view; 9, described computer picture generating function is the existing VC Stretchit function that can be used for palm PC, shows on the LCD display of palm PC by its bitmap and generates required infrared view.

6. method according to claim 5 is characterized in that described palm PC determines and the displays temperature value by following measure: 1, try to achieve corresponding point coordinate to shown image according to the coordinate of AD value correspondence; 2, judge whether the AD value exceeds corresponding scope, is, the prompting temperature is overflowed; Otherwise carry out next step; 3, obtain temperature value t according to the computing formula of described temperature value t; 4, select to show Fahrenheit temperature by the data input device of palm PC, or Celsius temperature; 5, show the relevant temperature value.

7. method according to claim 6 is characterized in that the program module of described demonstration statistical data analysis is handled according to the following steps: 1, show the infrared view that has generated on display screen; 2, the program module of described statistical data analysis is a kind of point, line, frame or circle chained list statistical analysis module that is arranged in the palm PC, utilize input pen or keyboard selected point, line, frame or the circle that will analyze on display screen of itself and palm PC, 3, it is carried out statistical computation with palm PC; 4,, utilize described computer picture generating function on display screen, to show maximal value, minimum value, mean value, actual value or the curve map of selected fixed point, line, frame or circle according to the gained result.

8. according to claim 1,2 or 3 described methods, it is characterized in that described data communication interface is the infrared ray non-contact interface.

9. palm PC infrared view treating apparatus of making according to claim 1 or 2 described methods, it is characterized in that it is made of a kind of palm PC (1), this kind mobile memory (2) and a kind of infra red thermograph (3) that has this kind mobile memory (2) interface that has high capacity mobile memory interface, is provided with and can makes the computer program of three by described step co-ordination in the internal storage of palm PC (1).

10. according to the described device of claim 5, it is characterized in that described high capacity mobile memory (2) is the Compact Flash or the memory stick of the above capacity of 128M.

Images