CN112289277A - Mobile medical electronic equipment screen brightness adjusting system and method - Google Patents
Mobile medical electronic equipment screen brightness adjusting system and method Download PDFInfo
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- CN112289277A CN112289277A CN202011160650.4A CN202011160650A CN112289277A CN 112289277 A CN112289277 A CN 112289277A CN 202011160650 A CN202011160650 A CN 202011160650A CN 112289277 A CN112289277 A CN 112289277A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
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Abstract
The invention provides a system and a method for adjusting screen brightness of a mobile medical electronic device, wherein the method comprises the steps of obtaining external environment light and display content of the mobile medical electronic device, and judging whether the display content is an image file needing highlight display; according to the display external light and the corresponding relation between the content and the power supply voltage regulating value, the corresponding relation is used as the corresponding relation between the (external light, display content) -voltage; the screen brightness is adjusted according to different external environment light rays and display contents of the mobile medical electronic equipment, and when the display contents are medical images, a highlight mode is adopted, so that the problem of poor medical film reading impression on the mobile electronic equipment is solved.
Description
Technical Field
The invention relates to the technical field of mobile terminal screen adjustment, in particular to medical terminal screen brightness adjustment.
Background
The mobile medical electronic equipment needs to display different professional files including electronic medical records, medical images and the like. Different types of files have different requirements on screen brightness. In particular medical image files require a screen highlight.
In the prior art, the screen brightness is usually mapped with the ambient light, and the mapping relationship is usually factory default. In the switching process of files, the mobile medical electronic equipment needs to frequently and manually design screen brightness, and the problems that the mapping between the screen brightness value and the light brightness value is disordered, the visual experience of a user is influenced, and the medical film reading feeling is poor are caused.
Disclosure of Invention
The invention provides a screen brightness adjusting method, which aims to solve the problems that the screen brightness of the existing mobile medical electronic equipment needs to be frequently and manually designed, and the mapping between the screen brightness value and the light brightness value is disordered, and meanwhile, the medical image is applied to realize the highlight display requirement of medical influence.
A mobile medical electronic device comprises an ambient light acquisition module, a screen content acquisition module, a brightness adjustment strategy module, a screen brightness adjustment module and a time counting module, wherein:
the ambient light obtaining module is used for obtaining ambient light brightness; specifically, when the screen is in the bright screen stage, the current ambient light value is obtained by the ambient light obtaining module and provided to the ambient light obtaining moduleBrightness adjustment strategy module；
The content acquisition module is application software in the electronic equipment and is used for calling, running, judging and displaying content; specifically, when the screen is in the bright screen stage, the content acquisition module judges whether the image file is an image file needing highlight display, retrieves the acquired screen display content and provides the screen display content for the image file needing highlight displayBrightness adjustment strategy module；
The above-mentionedBrightness adjustment strategy moduleThe brightness calculation and decision module is used for providing the brightness for the screen brightness adjustment module; specifically, according to the current ambient light value and the screen display content,brightness adjustment strategy module operationThe basic algorithm of the regulating strategy is as follows:
lighttotal＝α×lightnormal+β×lightadd
wherein lighttotal，lightnormalAnd lightaddRespectively a final brightness value, a conventional maximum brightness value and a brightness value which needs to be supplemented when the current content is a medical image; the alpha value is determined by the current ambient light numerical value, and the value range is (0-1); the beta value is determined by the content and takes 0 or 1;
the above-mentionedScreen brightness adjusting moduleThe screen brightness is controlled by a voltage.
Further optimized, the ambulatory medical electronic device,also include the time count module, wherein: according toBrightness adjustment strategy ModuleAlgorithmic computed current lighttotalThe brightness value is calculated, the time interval of the next judgment is calculated, in order to protect the eyesight of the user, the time interval is shorter when the brightness value is higher, and the calculation method is as follows:
time＝lighttotal/1000
the time counting module calculates the time for judging and calculating the brightness next time according to the calculated time interval and the current time, and circulates the process; and when the screen is in the bright screen stage, ending.
A method for adjusting device screen display brightness based on ambulatory medical electronic device display content, comprising:
when the screen is in a bright screen state, acquiring a light value of the current environment;
when the screen is in a bright screen state, acquiring display content of the electronic equipment;
judging whether the displayed current content is an image file needing highlight display or not;
determining the corresponding relation between the (external light, display content) and the voltage according to the external ambient light and the screen content;
determining a brightness adjusting strategy according to the corresponding relation of the (external light, display content) and the voltage;
and automatically adjusting the screen brightness of the electronic equipment according to the brightness adjusting strategy.
Drawings
FIG. 1 is an ambulatory medical electronic device in an embodiment of the present invention;
fig. 2 is a flowchart of a method for adjusting screen brightness in the embodiment of the present method.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
In the present invention, fig. 1 is a mobile medical electronic device, which includes an ambient light acquisition module, a screen content acquisition module, a brightness adjustment strategy module, a screen brightness adjustment module, and a time counting module.
The ambient light acquisition module is lighting hardware of the general electronic equipment.
The content acquisition module is application software in the electronic equipment.
The above-mentionedBrightness adjustment strategy moduleIs a brightness calculation and strategy method.
The above-mentionedScreen brightness adjusting moduleA method for controlling screen brightness by voltage.
When the screen is in a bright screen stage, obtaining a current ambient light numerical value through an ambient light obtaining module;
when the screen is in a bright screen stage, acquiring screen display content through a content acquisition module;
obtaining the current ambient light value and the screen display contentBrightness adjustment strategy moduleThe basic algorithm of the regulating strategy is as follows:
lighttotal＝α×lightnormal+β×lightadd
wherein lighttotal，lightnormalAnd lightaddThe final brightness value, the conventional maximum brightness value and the brightness value which needs to be supplemented when the current content is the medical image are respectively.
The alpha value is determined by the current ambient light numerical value, and the value range is (0-1); the beta value is determined by the content and takes 0 or 1.
The brightness range values of different contents of the mobile medical electronic equipment are preset, and the conventional information display such as electronic medical records (not limited) is set to be between 200 and 400nit (common brightness); the DICOM information is displayed between 700 and 1000nit (highlighted).
By passingScreen brightness adjusting moduleAdjusting screen brightness
According toBrightness adjustment strategy moduleCurrent of algorithm calculationlighttotalThe brightness value is calculated, the time interval of the next judgment is calculated, in order to protect the eyesight of the user, the time interval is shorter when the brightness value is higher, and the calculation method is as follows:
time＝lighttotal/1000
the time counting module calculates the time for judging and calculating the brightness next time according to the calculated time interval and the current time, and the process is circulated.
And when the screen is in the bright screen stage, ending.
It should be noted that the "light-voltage correspondence" is related to the principle:
https://baike.baidu.com/item/％E8％87％AA％E5％8A％A8％E4％BA％AE％E5％
BA% A6% E6% 8E% A7% E5% 88% B6. Is the prior art.
The technology of 'light-voltage corresponding relation' is the prior art, and the innovation of the invention is to add application judgment.
Compared with the prior art, the invention has the innovation point that the brightness of the screen is adjusted by using 2 adjusting variables (light and displayed content).
Claims (3)
1. The utility model provides a mobile medical electronic equipment, includes ambient light acquisition module, screen content acquisition module, brightness control strategy module, screen brightness control module, wherein:
the ambient light obtaining module is used for obtaining ambient light brightness; specifically, when the screen is in the bright screen stage, the current ambient light value is obtained by the ambient light obtaining module and provided to the ambient light obtaining moduleBrightness adjustment strategy module；
The content acquisition module is application software in the electronic equipment and is used for calling, running, judging and displaying content; specifically, when the screen is in the bright screen stage, the content acquisition module judges whether the image file is an image file needing highlight display, retrieves the acquired screen display content and provides the screen display content for the image file needing highlight displayBrightness adjustment strategy module；
The above-mentionedBrightness adjustment strategy moduleIs a brightnessThe calculation and decision module is used for providing the screen brightness adjustment module; specifically, according to the current ambient light value and the screen display content,brightness adjustment strategy module operationThe basic algorithm of the regulating strategy is as follows:
lighttotal＝α×lightnormal+β×lightadd
wherein lighttotal，lightnormalAnd lightaddRespectively a final brightness value, a conventional maximum brightness value and a brightness value which needs to be supplemented when the current content is a medical image; the alpha value is determined by the current ambient light numerical value, and the value range is (0-1); the beta value is determined by the content and takes 0 or 1;
the above-mentionedScreen brightness adjusting moduleThe screen brightness is controlled by a voltage.
2. The ambulatory medical electronic device according to claim 1, wherein the system further comprises a time counting module, wherein: according toBrightness adjustment strategy moduleAlgorithmic computed current lighttotalThe brightness value is calculated, the time interval of the next judgment is calculated, in order to protect the eyesight of the user, the time interval is shorter when the brightness value is higher, and the calculation method is as follows:
time＝lighttotal/1000
the time counting module calculates the time for judging and calculating the brightness next time according to the calculated time interval and the current time, and circulates the process; and when the screen is in the bright screen stage, ending.
3. A method for adjusting the display brightness of a screen of an equipment according to the display content of an ambulatory medical electronic equipment is characterized by comprising the following steps:
when the screen is in a bright screen state, acquiring a light value of the current environment;
when the screen is in a bright screen state, acquiring display content of the electronic equipment;
judging whether the displayed current content is an image file needing highlight display or not;
determining the corresponding relation between the (external light, display content) and the voltage according to the external ambient light and the screen content;
determining a brightness adjusting strategy according to the corresponding relation of the (external light, display content) and the voltage;
and automatically adjusting the screen brightness of the electronic equipment according to the brightness adjusting strategy.
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| CN202011160650.4A CN112289277A (en) | 2020-10-27 | 2020-10-27 | Mobile medical electronic equipment screen brightness adjusting system and method |
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| US20090096807A1 (en) * | 2007-08-27 | 2009-04-16 | Silverstein Jonathan C | Systems and methods for image colorization |
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Application publication date: 20210129 |