TWI823550B - Image generating device and image generating method - Google Patents

Abstract

An image generating device includes a memory and a pattern generator. The memory is configured to store a plurality of instructions. The pattern generator is configured for executing the following steps according to the plurality of instructions from the memory: adding buffer to the memory according to a generate buffer instruction; outputting a generate pattern instruction by the buffer; generating a plurality of grayscale signals in the buffer according to the generate pattern instruction; and sequentially outputting a start grayscale signal, an overdrive grayscale signal, and an end grayscale signal of the plurality of grayscale signals through the buffer, and each of the plurality of grayscale signals corresponds to a fixed period.

Description

Image generating device and image generating method

This case relates to a generating device and a generating method, and in particular to an image generating device and an image generating method.

Currently, when you want to install an overdrive pattern on an LCD screen, the timer of the installed program cannot be synchronized with the Graphic Processing Unit (GPU) in the computer, resulting in the inability to adjust the timing at the correct time. Click to add an overdrive screen, which requires a lot of time and manpower to judge whether the timing of the installed overdrive screen is correct.

Adding an over-driven screen at the wrong time may cause the insertion of the over-driven screen to take too long, resulting in functional errors.

This summary is intended to provide a simplified summary of the disclosure to provide the reader with a basic understanding of the disclosure. This summary is not an extensive overview of the disclosure, and it is not intended to identify key/critical elements of the embodiments or to delineate the scope of the disclosure.

One of the technical aspects of this case relates to an image generating device. The image generating device includes a memory and a picture generator. Memory is used to store multiple instructions. The image generator is used to perform the following steps according to a plurality of instructions in the memory: according to the generate buffer instruction to add a buffer in the memory; to generate an image instruction through the buffer output; to receive and generate a plurality of grayscale instructions according to the generated image instruction. The gray-scale signal is in the buffer; and the starting gray-scale signal, the over-driving gray-scale signal and the end gray-scale signal of the plurality of gray-scale signals are sequentially outputted through the buffer, and each of the plurality of gray-scale signals corresponds to a fixed stage .

Another technical aspect of the present case is an image generating device method. The image generation device method includes the following steps: adding a buffer in the memory according to the generate buffer instruction; generating a picture instruction through the buffer output; receiving and generating a plurality of grayscale signals in the buffer according to the generate picture instruction; and The starting gray scale signal, the over-driving gray scale signal and the end gray scale signal of the plurality of gray scale signals are sequentially outputted through the buffer, and each of the plurality of gray scale signals corresponds to a fixed stage.

Therefore, according to the technical content of this case, the image generation device and image generation method shown in the embodiment of this case can control the display time through the number of output signals, so as to achieve the correct effect of over-driving grayscale display time.

After referring to the following embodiments, those with ordinary knowledge in the technical field to which this case belongs can easily understand the basic spirit and other purposes of the invention, as well as the technical means and implementation styles adopted in this case.

In order to make the description of this disclosure more detailed and complete, the following provides an illustrative description of the implementation aspects and specific embodiments of this case; but this is not the only form of implementing or using the specific embodiments of this case. The embodiments cover features of multiple specific embodiments as well as method steps and their sequences for constructing and operating these specific embodiments. However, other specific embodiments may also be used to achieve the same or equivalent functions and step sequences.

Unless otherwise defined in this specification, the scientific and technical terms used herein have the same meanings as commonly understood and customary by a person with ordinary knowledge in the technical field to which the subject matter belongs. In addition, unless there is conflict with the context, the singular noun used in this specification covers the plural form of the noun; and the plural noun used also covers the singular form of the noun.

In addition, as used herein, "coupling" or "connection" may refer to two or more components that are in direct physical or electrical contact with each other, or that are in indirect physical or electrical contact with each other, or it may also refer to two or more components that are in direct physical or electrical contact with each other. components interact or act with each other.

In this article, the term "circuit" generally refers to an object that is connected in a certain manner by one or more transistors and/or one or more active and passive components to process signals.

Certain words are used in the specification and patent claims to refer to specific components. However, those with ordinary skill in the art will understand that the same components may be referred to by different names. The specification and the patent application do not use the difference in name as a way to distinguish components, but the difference in function of the components as the basis for differentiation. The "include" mentioned in the specification and the scope of the patent application is an open-ended term, so it should be interpreted as "include but not limited to".

Figure 1 is a block schematic diagram of an image generating device according to an embodiment of the present invention. As shown in the figure, the image generation device 100 includes a memory 110 and a picture generator 120 . In a connection relationship, the memory 110 is coupled to the image generator 120 .

In order to achieve the correct effect of over-driving grayscale display time, this case provides detailed descriptions of the relevant operations of the image generating device 100 as shown in Figure 1 as follows.

Figure 2 is a usage scenario diagram of an image generating device according to an embodiment of the present invention. Please refer to Figure 1 and Figure 2 together. In operation, in one embodiment, the memory 110 is used to store a plurality of instructions. The image generator 120 is used to perform the following steps according to a plurality of instructions from the memory 110: to add a buffer 111 to the memory 110 according to the generate buffer instruction. For example, the screen generator 120 can add a new buffer (buffer) 111 in the memory 110 according to the need for the new buffer 111, and the screen generator 120 can be written based on a programming language, for example, Microsoft Programming Language (Microsoft Direct), but this case is not limited to this. In addition, the image generator 120 can be coupled and communicated with a Graphic Processing Unit (GPU) to further achieve the purpose of signal synchronization.

In one embodiment, the image generator 120 is used to perform the following steps according to a plurality of instructions from the memory 110: output the image generation instruction through the buffer 111; receive and generate a plurality of grayscale signals in the buffer according to the image generation instruction. Device 111. For example, the image generator 120 can continuously generate (or update) a plurality of gray-scale signals in the buffer 111 according to the image generation command, and the image generator 120 can only generate one type of gray-scale signal at a time, but This case is not limited to this.

In one embodiment, the image generator 120 is used to perform the following steps according to a plurality of instructions from the memory 110: sequentially outputting a starting grayscale signal 210 of a plurality of grayscale signals through the buffer 111, over-driving the grayscale signal 220 and an end grayscale signal 230, and each of the plurality of grayscale signals corresponds to a fixed stage. For example, the starting grayscale signal 210 can be a first image (first pattern), for example, a black image corresponding to 0 grayscale, and the end grayscale signal 230 can be a second image (second pattern), for example, Corresponding to a gray image with 120 grayscales, the overdriven grayscale signal 220 may be an overdrive pattern (overdrive pattern), for example, corresponding to a light gray image with 150 grayscales, but this case is not limited to this. In addition, the fixed stage can be one frame time, and one grayscale signal of the plurality of grayscale signals, the starting grayscale signal 210 , the overdriven grayscale signal 220 and the end grayscale signal 230 each correspond to one frame time. .

In one embodiment, the display 900 is used to receive and display the start grayscale signal 210 , the overdrive grayscale signal 220 and the end grayscale signal 230 of a plurality of grayscale signals. For example, when the update frequency of the display 900 is 60 Hz, the corresponding frame time is 16.67 (ms). Therefore, the display 900 displays the gray-scale signals of multiple gray-scale signals and the starting gray-scale signal 210 at this time. , the time for over-driving the gray-scale signal 220 or ending the gray-scale signal 230 once is 16.67 (ms), but this case is not limited to this. In addition, the display 900 can only display one detection frame at a time. After displaying the first detection frame (for example: the initial grayscale signal 210), it can wait until the next detection frame (for example: the over-driving grayscale signal 220) comes in before displaying it. .

Figure 3 is a usage scenario diagram of an image generating device according to an embodiment of the present invention. Please refer to Figure 3. In one embodiment, the plurality of gray-scale signals include four endpoint signals A1˜A4, and the four endpoint signals A1˜A4 constitute two triangle signals 311 and 313, and the two triangle signals 311 and 313 constitute one of a plurality of gray-scale signals (for example: gray-scale signal 310). For example, the four endpoint signals A1 to A4 can constitute two triangle signals 311 and 313, and the two triangle signals 311 and 313 can further constitute the grayscale signal 310 and the starting grayscale signal 210 of a plurality of grayscale signals. , overdrive the grayscale signal 220 or end the grayscale signal 230, but this case is not limited to this.

Figure 4 is a schematic diagram illustrating the waveforms of multiple grayscale signals of an image generating device according to an embodiment of the present invention. Please refer to Figures 2 and 4 together. In one embodiment, the number of over-driven gray levels of the over-driven gray-scale signal 220 is greater than the number of starting gray-scales of the starting gray-scale signal 210 and the number of ending gray-scale signals 230. At least one of the ending grayscale numbers. For example, the waveform diagram shown in Figure 4 can be a diagram of multiple gray-scale signals displayed on an oscilloscope, and the horizontal axis of this waveform diagram can be time, and the vertical axis can be the gray-scale number. In the first stage T1 The signal of T2 can be a plurality of starting gray-scale signals 210, and the corresponding number of over-driven gray levels can be 150 gray levels. The signal of T2 in the second stage can be an over-driven gray-scale signal 220, and the corresponding starting gray-scale number can be 150. The number of levels can be 0 gray levels, and the signal in the third stage T3 can be a plurality of end gray level signals 230, and the corresponding number of end gray levels can be 120 gray levels, but this case is not limited to this.

In some embodiments, if the update frequency of the display 900 is 60 Hz, and the start gray scale signal 210 , the overdrive gray scale signal 220 and the end gray scale signal 230 each correspond to one frame time, and this one The frame time can be 16.67ms. Furthermore, the second stage T2 corresponding to the overdriven grayscale signal 220 can be one frame time, that is, the display 900 receives the overdriven grayscale signal 220 from the buffer 111 once, and then starts the first stage corresponding to the grayscale signal 210 T1 can be 10 box times, that is , that is, the display 900 receives the starting grayscale signal 210 from the buffer 111 ten times, and then, the third stage T3 corresponding to the ending grayscale signal 230 can be 10 frame times, that is , that is, the display 900 receives the end grayscale signal 230 from the buffer 111 ten times, but this case is not limited to this.

In one embodiment, the display time of the display 900 is related to the update rate of the display 900 and a plurality of grayscale signals. For example, the display time could be ,Right now , and when the first stage T1 is to be displayed for 500ms, the update rate of the display 900 can be 60 Hz, and the one frame time is 16.67 Hz, so the number of times the initial grayscale signal 210 is displayed on the display 900 can be times, but this case is not limited to this.

Figure 5 is a schematic flowchart illustrating an image generation method according to an embodiment of the present invention. To make the image generation method 500 in Figure 5 easier to understand, please refer to Figures 1 , 2 and 5 together. The steps of the image generation method 500 in Figure 5 are described in detail below.

In step 510, a buffer 111 is added to the memory 110 according to the generate buffer instruction. In one embodiment, please refer to Figure 1 and step 510, the image generator 120 can be used to add a buffer 111 to the memory 110 according to the generate buffer command. For example, the operation of the image generation method 500 is similar to the operation of the image generation device 100 in FIG. 1 . For the sake of simplicity, description of other operations in the image generation method 500 will be omitted here.

In step 520, the buffer 111 outputs a generated image command. In one embodiment, please refer to FIG. 1 and step 520 , the buffer 111 can output the generated image command. For example, the operation of the image generation method 500 is similar to the operation of the image generation device 100 in FIG. 1 . For the sake of simplicity, description of other operations in the image generation method 500 will be omitted here.

In step 530, a plurality of grayscale signals are received and generated in the buffer 111 according to the image generation command. In one embodiment, please refer to Figure 1 and step 530, the image generator 120 can receive and generate a plurality of grayscale signals in the buffer 111 according to the image generation command. For example, the operation of the image generation method 500 is similar to the operation of the image generation device 100 in FIG. 1 . For the sake of simplicity, description of other operations in the image generation method 500 will be omitted here.

In step 540, the buffer 111 sequentially outputs the starting gray scale signal 210, the over-driving gray scale signal 220 and the end gray scale signal 230 of the plurality of gray scale signals, and each of the plurality of gray scale signals corresponds to fixed stage. In one embodiment, please refer to Figure 1, Figure 2 and step 540, the buffer 111 can sequentially output the starting gray scale signal 210, the over-driving gray scale signal 220 and the ending gray scale signal of a plurality of gray scale signals. gray-scale signals 230, and each of the plurality of gray-scale signals corresponds to a fixed stage. For example, the operation of the image generation method 500 is similar to the operation of the image generation device 100 in FIG. 1 . For the sake of simplicity, description of other operations in the image generation method 500 will be omitted here.

In one embodiment, please refer to Figures 1, 2 and 5. The image generation method further includes the following steps: receiving and displaying the starting grayscale signal 210 of the plurality of grayscale signals through the display 900, and drive grayscale signal 220 and end grayscale signal 230. For example, the operation of the image generation method 500 is similar to the operation of the image generation device 100 in FIG. 1 . For the sake of simplicity, description of other operations in the image generation method 500 will be omitted here.

In one embodiment, please refer to Figures 1, 3 and 5. The plurality of grayscale signals include four endpoint signals A1˜A4, and the four endpoint signals A1˜A4 constitute two triangle signals 311 , 313, and the two triangular signals 311 and 313 constitute one of a plurality of gray-scale signals (for example: gray-scale signal 310). For example, the components or operations of the image generation method 500 are similar to the operations of the image generation device 100 in FIG. 1 . For the sake of brevity, descriptions of other components or operations in the image generation method 500 will be omitted here.

In one embodiment, please refer to Figures 1, 4 and 5, the number of over-driven gray levels of the over-driven gray-scale signal 220 is greater than the number of starting gray-scales and the ending gray-scale signal of the starting gray-scale signal 210. At least one of the ending grayscale numbers of 230. For example, the components or operations of the image generation method 500 are similar to the operations of the image generation device 100 in FIG. 1 . For the sake of brevity, descriptions of other components or operations in the image generation method 500 will be omitted here.

In one embodiment, the display time of the display 900 is related to the update rate of the display 900 and a plurality of grayscale signals. For example, the components or operations of the image generation method 500 are similar to the operations of the image generation device 100 in FIG. 1 . For the sake of brevity, descriptions of other components or operations in the image generation method 500 will be omitted here.

It can be seen from the above embodiments that the application of this case has the following advantages. The image generation device and image generation method shown in the embodiment of this case can control the display time through the number of output signals, so as to achieve the correct effect of over-driving grayscale display time.

Although the above implementation mode discloses specific examples of the present case, it is not intended to limit the present case. Persons with ordinary knowledge in the technical field to which the present case belongs can, without departing from the principles and spirit of the present case, proceed with it. Various changes and modifications, therefore the scope of protection in this case shall be subject to the scope of the accompanying patent application.

100:Image generating device 110:Memory 111:Buffer 120:Screen generator 900:Display 210: Starting grayscale signal 220: Overdriven grayscale signal 230: End grayscale signal A1～A4: endpoint signal 310: Grayscale signal 311, 313: Triangular signal T1: first stage T2: The second stage T3: The third stage 500: Image generation method 510, 520, 530, 540: steps

In order to make the above and other purposes, features, advantages and embodiments of this case more obvious and understandable, the attached drawings are described as follows: Figure 1 is a block schematic diagram of an image generating device according to an embodiment of the present invention. Figure 2 is a usage scenario diagram of an image generating device according to an embodiment of the present invention. Figure 3 is a usage scenario diagram of an image generating device according to an embodiment of the present invention. Figure 4 is a schematic diagram illustrating the waveforms of multiple grayscale signals of an image generating device according to an embodiment of the present invention. Figure 5 is a schematic flowchart illustrating an image generation method according to an embodiment of the present invention. In accordance with common practice, the various features and components in the drawings are not drawn to scale, but are drawn in such a way as to best present the specific features and components relevant to this case. In addition, the same or similar reference symbols are used to refer to similar elements/components in different drawings.

Domestic storage information (please note in order of storage institution, date and number) without Overseas storage information (please note in order of storage country, institution, date, and number) without

100:Image generating device

110:Memory

111:Buffer

120:Screen generator

900:Display

Claims (10)

An image generation device, including: a memory for storing a plurality of instructions; a picture generator for performing the following steps according to the instructions of the memory: generating a buffer instruction in the memory according to Add a buffer; output a screen generation command through the buffer; receive and generate a plurality of grayscale signals in the buffer according to the screen generation command; and output the grayscale signals sequentially through the buffer A starting gray-scale signal, an over-driving gray-scale signal and an ending gray-scale signal, wherein each of the gray-scale signals corresponds to a fixed stage. The image generation device as claimed in claim 1 further includes: a display for receiving and displaying the starting gray scale signal, the over-driving gray scale signal and the end gray scale signal of the gray scale signals. The image generation device as claimed in claim 1, wherein the gray-scale signals include 4 endpoint signals, wherein the 4 end-point signals constitute 2 triangular signals, and the 2 triangular signals constitute the gray-scale signals. one of them. The image generating device as claimed in claim 1, wherein an over-driven gray-scale number of the over-driven gray-scale signal is greater than an over-driven gray-scale number of the initial gray-scale signal. At least one of a starting gray level number and an ending gray level number of the ending gray level signal. The image generating device of claim 2, wherein a display time of the display is related to a refresh rate of the display and the grayscale signals. An image generation method, including: adding a buffer to a memory according to a buffer generation command; outputting a screen generation command through the buffer; receiving and generating a plurality of grayscale signals according to the screen generation command in the buffer; and sequentially outputting a starting gray-scale signal, an over-driving gray-scale signal and an end gray-scale signal of the gray-scale signals through the buffer, wherein each of the gray-scale signals corresponds to a fixed stage. The image generation method as described in claim 6 further includes: receiving and displaying the starting gray scale signal, the overdriving gray scale signal and the end gray scale signal of the gray scale signals through a display. The image generation method as described in claim 6, wherein the gray-scale signals include 4 endpoint signals, wherein the 4 end-point signals constitute 2 triangular signals, and the 2 triangular signals constitute the gray-scale signals. one of them. The image generation method as described in claim 6, wherein an overdriven grayscale number of the overdriven grayscale signal is greater than a starting grayscale number of the starting grayscale signal and an ending grayscale of the end grayscale signal At least one of the numbers. The image generation method of claim 7, wherein a display time of the display is related to a refresh rate of the display and the grayscale signals.

Images