CN210112136U - Non-inductive switching technology of display equipment - Google Patents
Non-inductive switching technology of display equipment Download PDFInfo
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- CN210112136U CN210112136U CN201921058016.2U CN201921058016U CN210112136U CN 210112136 U CN210112136 U CN 210112136U CN 201921058016 U CN201921058016 U CN 201921058016U CN 210112136 U CN210112136 U CN 210112136U
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Abstract
The utility model discloses a display device noninductive switching technology, the user selects the signal picture to display, it includes the display, the signal picture is displayed on the display, the display has the first electrical interface and the second electrical interface, the control mainboard is installed with the micro control unit software, when the display starts, the signal input source inputs the signal from the first electrical interface and the second electrical interface, the algorithm of the micro control unit software responds to the signal input by the first electrical interface and the signal input by the second electrical interface, the initialization, the whole decoding, and the pre-receiving, the signal format input by the first electrical interface after the algorithm processing of the micro control unit software is the same as the signal format input by the second electrical interface, the user switches the signal input by the first electrical interface and the signal input by the second electrical interface, so the switching is an instant, and fast, thereby solving the problem of black screen.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a display device switches the technique, indicates a noninductive display device noninductive switching technique especially.
[ background of the invention ]
In production and life, people need to increasingly utilize abundant visual information, and display technology adopts proper methods, such as changing the intensity, wavelength and other characteristics of light, to form different visual information according to the psychological and physiological characteristics of people. At present, the consumer display technology and the professional display technology are mature day by day, and great visual convenience can be brought to the life, work and scientific research of people.
Currently, with the gradual increase of digital display signal technologies, such as HDMI 2.0, DisplayPort 1.4 and the continuous development of display driving related technologies, multi-input signal interface display devices are increasingly widely used.
Almost all the multi-input interface display devices on the market at the moment of switching input signals, because the signal formats input by different input interfaces are different and the interface signals are not responded in time, therefore, the input device is required to input signals again, some undesirable noise pictures exist in the signals during the switching transmission process, in order to avoid the users to see the noise pictures, a black screen is arranged, switching requires the input signal device to regenerate the signal, the display device to wait for this setup time, thus, it waits for 1 second or more, during which time the display device generates pictures that are not related to the input signal, such as black pictures, blue pictures, noise, etc., therefore, the instant of switching will be interrupted and stopped, and the operation of switching signal and the experience of actual visual effect will be affected.
With the improvement of the resolution of the display device, for example, the 4K and 8K technologies, the time for waiting for the input device to prepare the signal again may be longer, so that the signal switching effect of such an ultra-high-definition display device on the market is not good.
Therefore, there is a need to design a good non-inductive switching technology for a display device to overcome the above problems.
[ Utility model ] content
To the problem that the background art faces, the utility model aims to provide an earlier respond to all input signal and all decode, switch the processing again through software operation processing, switch and reach then in the twinkling of an eye, very fast to solve the display device noninductive switching technique of black screen problem.
In order to achieve the above object, the utility model adopts the following technical means:
a display device non-inductive switching technology, a user selects a signal image to display, the display device comprises a display, the signal image is displayed on the display, the display is provided with a first electrical interface and a second electrical interface, a control mainboard is provided with micro-control unit software, when the display is started, a signal input source inputs signals from the first electrical interface and the second electrical interface, an algorithm of the micro-control unit software responds, initializes, fully decodes and simultaneously pre-receives the signals input by the first electrical interface and the second electrical interface, the signal format input by the first electrical interface and the signal format input by the second electrical interface after the algorithm processing of the micro-control unit software are the same, and the user directly switches the signals input by the first electrical interface into the signals input by the second electrical interface in a non-inductive manner, the display displays the signal picture of the second electrical interface, or the signal input by the second electrical interface is switched to the signal input by the first electrical interface without sensing, and the display displays the signal picture of the first electrical interface.
Furthermore, the control main board is a display drive control main board, when a user is switched to the electrical input interface with a signal in an imperceptible manner, a signal picture is normally displayed on the display, and when the user is switched to the electrical input interface without a signal in an imperceptible manner, a no-signal picture is displayed on the display.
Further, the signal switching is carried out between the initialization and the non-inductive switching of the input signal by the algorithm of the micro control unit software, and the signal picture is normally displayed on the display and then returns to the signal switching program.
Further, the first electrical interface is HDMI, DisplayPort, VGA or DVI, and its corresponding signal is HDMI, DisplayPort, VGA or DVI, the second electrical interface is HDMI, DisplayPort, VGA or DVI, and the corresponding signal is HDMI, DisplayPort, VGA or DVI.
Further, the interface of the display is an OSD menu interactive interface, and a user selects a signal input source for the display through a key board or a remote controller.
Further, the signal format input by the first electrical interface is different from the signal format input by the second electrical interface.
Further, the signal format input by the first electrical interface is the same as the signal format input by the second electrical interface.
Compared with the prior art, the utility model discloses following beneficial effect has:
the display equipment non-inductive switching technology comprises a display and a control mainboard, wherein the display is used for displaying a signal picture, the display is provided with a first electrical interface and a second electrical interface, the control mainboard is provided with micro-control unit software, when the display is started, a signal input source inputs signals from the first electrical interface and the second electrical interface, an algorithm of the micro-control unit software responds, initializes, fully decodes and simultaneously pre-receives the signals input by the first electrical interface and the second electrical interface, the signal format input by the first electrical interface and the signal format input by the second electrical interface after the algorithm processing of the micro-control unit software are the same, and a user directly switches the signals input by the first electrical interface into the signals input by the second electrical interface in a non-inductive manner, the display displays the signal picture of the second electrical interface, or the signal input by the second electrical interface is switched to the signal input by the first electrical interface in an insensible manner, the display displays the signal picture of the first electrical interface, and the switching is instantaneous and quick when the signal picture is switched, so that the problem of black screen is solved, the input signal picture selected by a current user can be quickly, instantly, insensibly and smoothly displayed in the display, the switching can be instantaneous, the signal input source is not required to re-transmit the signal, the signal input source is not required to wait for the signal input source to re-prepare the input signal, and an instantaneous irrelevant state such as a black picture can not be generated, so that the timeliness and visual sense of the signal switching of the user can be met.
[ description of the drawings ]
Fig. 1 is a system working schematic diagram of the display device non-inductive switching technology of the present invention;
fig. 2 is a flowchart of the display device non-inductive switching technology of the present invention.
[ detailed description ] embodiments
For better understanding of the objects, structures, features, and functions of the present invention, reference should now be made to the drawings and detailed description of the invention.
Referring to fig. 1 and fig. 2, a non-inductive switching technology for a display device, the display technology being one of the most important parts of all technologies in the information industry, the non-inductive switching technology is designed for a display device with multiple input interfaces, for example, the device has HDMI, DisplayPort, VGA or DVI or other digital or analog signals at the same time, so as to improve the user visual experience of the input signal switching function: when the same display equipment inputs multi-channel signals at the same time, a user switches from a current input signal picture to another input signal picture, a black picture and various pictures irrelevant to the input signals are not generated at the moment of switching, and the switching process is quick, real-time, free from feeling and smooth and free from pause and stagnation.
Referring to fig. 1 and fig. 2, the present invention relates to a non-inductive switching technique for a display device, and belongs to an important part of display processing techniques. The technology is applied to any display scene needing multiple input signals, such as exhibition halls, meeting rooms, stations, hospitals, military institutions and the like needing multiple input signal sources. The method is particularly suitable for scenes with requirements on signal picture switching time and visual effect, such as joint office, large-scale conferences and the like.
Referring to fig. 1 and 2, a display device non-inductive switching technology, in which a user selects a signal frame for display, includes a display, the signal frame is displayed on the display, the display has a first electrical interface and a second electrical interface, the first electrical interface is HDMI, DisplayPort, VGA, DVI, or other electrical interfaces, the second electrical interface is HDMI, DisplayPort, VGA, DVI, or other electrical interfaces, a third electrical interface and a fourth electrical interface may also exist, the specific number depends on the actual requirement, and the signal corresponding to the electrical interface is HDMI, DisplayPort, VGA, DVI, or other digital and analog signals. The control mainboard is provided with micro-control unit software, when the display is started, the signal input source inputs signals from the first electrical interface and the second electrical interface, and the algorithm of the micro-control unit software simultaneously carries out timely response and initialization on the signals input by the first electrical interface and the signals input by the second electrical interface, simultaneously decodes all the signals and pre-receives the signals, so that time difference can not exist, and even if the time difference exists, the control mainboard can wait for all the signals to be decoded and pre-received completely through initialization, and then can carry out the next procedure. The interface of the display is an OSD menu interactive interface, and a user selects a signal input source of the display through a key board or a remote controller, so that the input signals can be switched quickly, in real time and noninductively.
Therefore, no matter the signal format input by the first electrical interface is different from or the same as the signal format input by the second electrical interface, no time difference exists, even if the time difference exists, the control main board waits for all signals to be completely initialized and decoded and pre-received, and then the next program is carried out.
Referring to fig. 1 and 2, the format of the signal input by the first electrical interface and the format of the signal input by the second electrical interface after the algorithm processing of the micro control unit software are the same, a user directly and noninductively switches the signal input by the first electrical interface to the signal input by the second electrical interface, the display displays the signal picture of the second electrical interface, or the signal input by the second electrical interface is noninductively switched to the signal input by the first electrical interface, and the display displays the signal picture of the first electrical interface. The control mainboard is a display drive control mainboard, a user can be switched to the input electrical interface with a signal without sense, a signal picture is normally displayed on the display, and the user can be switched to the input electrical interface without a signal without sense, and a no-signal picture is displayed on the display. And performing signal switching between initialization and non-inductive switching of the input signals by the algorithm of the micro control unit software, and returning to the signal switching program after the signal picture is normally displayed on the display so as to perform the non-inductive switching of the signals again.
Referring to fig. 1 and 2, in the aforesaid non-inductive switching technology of display device, the user selects a signal frame to display, and the display device includes a display, the signal frame is displayed on the display, the display has a first electrical interface and a second electrical interface, a control motherboard is installed with micro control unit software, when the display device is started, the signal input source inputs signals from the first electrical interface and the second electrical interface, the algorithm of the micro control unit software responds, initializes, decodes and pre-receives the signals input from the first electrical interface and the second electrical interface, the format of the signals input from the first electrical interface and the format of the signals input from the second electrical interface after the algorithm processing of the micro control unit software are the same, and the user directly switches the signals input from the first electrical interface into the signals input from the second electrical interface without induction, the display displays the signal picture of the second electrical interface, or the signal input by the second electrical interface is switched to the signal input by the first electrical interface in an insensible manner, the display displays the signal picture of the first electrical interface, and the switching is instantaneous and quick when the signal picture is switched, so that the problem of black screen is solved, the input signal picture selected by a current user can be quickly, instantly, insensibly and smoothly displayed in the display, the switching can be instantaneous, the signal input source is not required to re-transmit the signal, the signal input source is not required to wait for the signal input source to re-prepare the input signal, and an instantaneous irrelevant state such as a black picture can not be generated, so that the timeliness and visual sense of the signal switching of the user can be met.
Modern display resolution ratio can be higher and higher, input interface is more and more, can provide more clear various vision picture, above-mentioned display device noninductive switching technique, at 4K, 8K and higher resolution ratio's display signal, the time from preparing the signal to showing output can be longer, this is quick, in real time, noninductive switching technique, the contrast does not have the display device of this technique, visual effect is better, the fine problem of producing in the middle of the signal switching of having solved of display device noninductive switching technique, user visual experience has been improved, the improvement of the display technique of the present generation has been adapted to.
The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all the equivalent technical changes applying the present specification and the drawings are included in the scope of the present invention.
Claims (7)
1. A technique for a display device to perform a non-sensory switch by which a user selects a signal screen for display, comprising: the display is provided with a first electrical interface and a second electrical interface, the control mainboard is provided with micro-control unit software, when the display is started, a signal input source inputs signals from the first electrical interface and the second electrical interface, the algorithm of the micro-control unit software responds, initializes, decodes and pre-receives the signals input by the first electrical interface and the second electrical interface, the signal format input by the first electrical interface and the signal format input by the second electrical interface after the algorithm processing of the micro-control unit software are the same, a user directly and noninductively switches the signals input by the first electrical interface into the signals input by the second electrical interface, and the display displays the signal picture of the second electrical interface, or the signal input by the second electrical interface is switched to the signal input by the first electrical interface in an noninductive manner, and the display displays the signal picture of the first electrical interface.
2. The display device non-inductive switching technique of claim 1, wherein: the control mainboard is a display drive control mainboard, a user can be switched to the electrical input interface with a signal without sense, a signal picture is normally displayed on the display, and the user can be switched to the electrical input interface without a signal without sense, and a no-signal picture is displayed on the display.
3. The display device insensitive switching technique of claim 2, wherein: and performing signal switching between initialization and non-inductive switching of the input signals by the algorithm of the micro control unit software, and returning to a signal switching program after the signal picture is normally displayed on the display.
4. The display device non-inductive switching technique of claim 1, wherein: the first electrical interface is HDMI, DisplayPort, VGA or DVI, and its corresponding signal is HDMI, DisplayPort, VGA or DVI, the second electrical interface is HDMI, DisplayPort, VGA or DVI, and the corresponding signal is HDMI, DisplayPort, VGA or DVI.
5. The display device non-inductive switching technique of claim 1, wherein: the interface of the display is an OSD menu interactive interface, and a user selects a signal input source for the display through a key board or a remote controller.
6. The display device non-inductive switching technique of claim 1, wherein: the signal format input by the first electrical interface is different from the signal format input by the second electrical interface.
7. The display device non-inductive switching technique of claim 1, wherein: the signal format input by the first electrical interface is the same as the signal format input by the second electrical interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921058016.2U CN210112136U (en) | 2019-07-08 | 2019-07-08 | Non-inductive switching technology of display equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921058016.2U CN210112136U (en) | 2019-07-08 | 2019-07-08 | Non-inductive switching technology of display equipment |
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| CN210112136U true CN210112136U (en) | 2020-02-21 |
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| CN201921058016.2U Withdrawn - After Issue CN210112136U (en) | 2019-07-08 | 2019-07-08 | Non-inductive switching technology of display equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300270A (en) * | 2019-07-08 | 2019-10-01 | 深圳市嘉利达专显科技有限公司 | Show the noninductive handoff technique of equipment |
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- 2019-07-08 CN CN201921058016.2U patent/CN210112136U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300270A (en) * | 2019-07-08 | 2019-10-01 | 深圳市嘉利达专显科技有限公司 | Show the noninductive handoff technique of equipment |
| CN110300270B (en) * | 2019-07-08 | 2024-05-17 | 深圳市嘉利达专显科技有限公司 | Non-inductive switching device for display equipment |
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Granted publication date: 20200221 Effective date of abandoning: 20240517 |