CN102789765A - Image display method and image display system - Google Patents
Image display method and image display system Download PDFInfo
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Abstract
The invention discloses an image display method, which comprises the following steps: transmitting first scanning line data and second scanning line data corresponding to a first image picture to a display screen, wherein the first scanning line data at least comprises valid display data, and the second scanning line data at least comprises vertical blanking interval data; transmitting third scanning line data and fourth scanning line data corresponding to a second image picture to the display screen, wherein one image picture of the first image picture and the second image picture is adjacent to the other image picture of the first image picture and the second image picture; the third scanning line data at least comprises the valid display data; the fourth scanning line data at least comprises the vertical blanking interval data; and the data quantity of the second image picture is smaller than that of the first image picture. According to the image display method and the image display system, the valid display data of the image picture can finish transmiting and/or improving of the quality of the image pictures in advance.
Description
Technical field
The present invention relates to image display technology, especially relate to a kind of video data of at least one parts of images picture that between the video data of two original complete image pictures, increases so that effective video data of image frame can be accomplished method for displaying image and the image display system that the image quality of transmission and/or image frame can promote ahead of time.
Background technology
For LCD Panel; Because need expending a period of time, the rotation of liquid crystal cells (liquid crystal cell) itself just can reach stable; No matter be that the application liquid crystal display screen anaglyph spectacles (for example shutter glasses) of arranging in pairs or groups comes display plane (two-dimensional) image to give the user for user or application liquid crystal display screen to present solid (three-dimensional) image effect, the display quality that how to let picture accomplish ahead of time to upgrade to avoid disturbing the problem of (crosstalk) between picture and how effectively promoting picture just becomes the important topic of a technical field for this reason.
Summary of the invention
Therefore, one of technical matters to be solved by this invention is to provide a kind of video data of at least one parts of images picture that between the video data of two original complete image pictures, increases so that effective video data of image frame can be accomplished method for displaying image and the image display system that the image quality of transmission and/or image frame can promote ahead of time.
According to embodiments of the invention, it discloses a kind of method for displaying image.This method for displaying image includes: transmit pairing one first scan-line data of one first image frame and one second scan-line data to a display screen; Wherein this first scan-line data includes an effective video data at least, and this second scan-line data includes vertical blanking interval data at least; And the pairing three scan line data of one second image frame and one the 4th scan-line data are to this display screen; Wherein an image frame of this first, second image frame is in close proximity to another image frame of this first, second image frame; These three scan line data include an effective video data at least; The 4th scan-line data includes vertical blanking interval data at least, and the data volume of this second image frame is less than the data volume of this first image frame.
According to embodiments of the invention, it discloses a kind of image display system in addition.This image display system includes a display screen and a treatment circuit.This treatment circuit is in order to transmit pairing one first scan-line data of one first image frame and one second scan-line data to this display screen; And transmit the pairing three scan line data of one second image frame and one the 4th scan-line data to this display screen; Wherein an image frame of this first, second image frame is in close proximity to another image frame of this first, second image frame; This first scan-line data includes an effective video data at least; This second scan-line data includes vertical blanking interval data at least; These three scan line data include an effective video data at least, and the 4th scan-line data includes vertical blanking interval data at least, and the data volume of this second image frame is less than the data volume of this first image frame.
The present invention increases the video data of at least one parts of images picture between the video data of two original complete image pictures, can promote so that effective video data of image frame can be accomplished the image quality of transmission and/or image frame ahead of time.
Description of drawings
Fig. 1 is the function block schematic diagram of first embodiment of image display system of the present invention.
Fig. 2 is the synoptic diagram of an embodiment of the raw that treatment circuit received shown in Figure 1.
The synoptic diagram of first image frame that Fig. 3 is exported in first embodiment for treatment circuit shown in Figure 1.
The synoptic diagram of second image frame that Fig. 4 is exported in first embodiment for treatment circuit shown in Figure 1.
The synoptic diagram of first image frame that Fig. 5 is exported in second embodiment for treatment circuit shown in Figure 1.
The synoptic diagram of second image frame that Fig. 6 is exported in second embodiment for treatment circuit shown in Figure 1.
Fig. 7 is the function block schematic diagram of second embodiment of image display system of the present invention.
Fig. 8 is the function block schematic diagram of the 3rd embodiment of image display system of the present invention.
Fig. 9 is the function block schematic diagram of the 4th embodiment of image display system of the present invention.
Figure 10 is the function block schematic diagram of the 5th embodiment of image display system of the present invention.
Figure 11 is the function block schematic diagram of the 6th embodiment of image display system of the present invention.
Figure 12 is the process flow diagram of an embodiment of method for displaying image of the present invention.
Wherein, description of reference numerals is following:
100,700,802,902,1102 video display devices
102 display screens
104,704 treatment circuits
112,712 processing units
114 temporary storage locations
800,900,1000,1100 image display systems
804 anaglyph spectacleses
806 backlight modules
808 control circuits
810 left eyeglass lens
812 right eye eyeglasses
Embodiment
See also Fig. 1, Fig. 1 is the function block schematic diagram of first embodiment of image display system of the present invention.In the present embodiment, image display system realized by a video display devices 100, and is as shown in the figure, the treatment circuit 104 that video display devices 100 includes a display screen 102 and is coupled to display screen 102.Treatment circuit 104 can transmit the pairing one first scan-line data D of one first image frame F1
1And one second scan-line data D
2To display screen 102, and transmission is right after the first image frame F1 pairing three scan line data D of one second image frame F2 afterwards
3And one the 4th scan-line data D
4To display screen 102, the first scan-line data D wherein
1At least include an effective video data (active data), the second scan-line data D
2At least include a vertical blanking interval (vertical blanking interval, VBI) data, three scan line data D
3At least include an effective video data, the 4th scan-line data D
4At least include vertical blanking interval data, and the data volume of the second image frame F2 is different from the data volume (for example the sum of sweep trace can be different from the sum of sweep trace among the first image frame F1 among the second image frame F2) of the first image frame F1.In addition; In present embodiment, treatment circuit 104 includes a processing unit 112 and a temporary storage location 114, and wherein processing unit 112 can be image zoom treatment circuit (scalar); And temporary storage location 114 can be frame buffer (frame buffer); Therefore, processing unit 112 can be handled a raw F_IN who is received through the interior microprocessor of building, and exports scan-line data to the temporary storage location 114 of the first image frame F1 and the second image frame F2 one by one; To keep in the scan-line data that display screen 102 is transported in tendency to develop through temporary storage location 114; Afterwards, again through exporting scan-line data to the display screen 102 of the first image frame F1 and the second image frame F2 one by one, so that show the image content of the first image frame F1 and the second image frame F2 on the display screen 102.Processing unit 112 in the treatment circuit 104 produces the operation of the first image frame F1 and the second image frame F2 and will detail in following.
Please consult Fig. 2, Fig. 3 and Fig. 4 in the lump; The synoptic diagram of the embodiment of the raw F_IN that Fig. 2 is received for treatment circuit 104 shown in Figure 1; The synoptic diagram of the first image frame F1 that Fig. 3 is exported in first embodiment for treatment circuit 104 shown in Figure 1, and the synoptic diagram of the second image frame F2 that in first embodiment, exported for treatment circuit 104 shown in Figure 1 of Fig. 4.The data of each image frame can be divided into: effective video data that can in effective viewing area of display screen 102, demonstrate actual image content; And horizontal blanking interval (horizontal blanking interval, HBI) data and the vertical blanking interval area data that can not demonstrate any actual image content in display screen 102.As shown in Figure 2, the width of raw F_IN with highly be respectively W0 and H0, in other words; Raw F_IN can be considered and has H0 bar sweep trace; And each bar sweep trace of raw F_IN can be considered and have W0 pixel, and in addition, effective video data of raw F_IN is the AA_0 (video data of its corresponding H01*W01 pixel; For example; W01=1920 and H01=1080), the vertical blanking interval area data of raw F_IN is VBI_0 (video data of its corresponding H02*W01 pixel), the horizontal blanking interval area data of raw F_IN comprises HBI
AA_0 (it corresponds to effective video data is AA_0, and has the video data of H01*W02 pixel) and HBI
VBI_0 (it corresponds to vertical blanking interval area data VBI_0, and the video data with H02*W02 pixel).
In first embodiment; Processing unit 122 in the treatment circuit 104 is the data that directly are used as the first image frame F1 with the data of raw F_IN; As shown in Figure 3; Effective video data AA_1 of the first image frame F1 can equal AA_0, and the vertical blanking interval area data VBI_1 of the first image frame F1 can equal VBI_0, and the horizontal blanking interval area data of the first image frame F1 comprises and equals HBI respectively
AA_0 and HBI
VBI_0 HBI
AA_1 and HBI
VBI_1, note that in first embodiment first above-mentioned scan-line data D
1Comprise effective video data AA_1 and horizontal blanking interval area data HBI
AA_1, and the second above-mentioned scan-line data D
2Comprise vertical blanking interval data VBI_1 and horizontal blanking interval area data HBI
VBI_1, therefore, the first scan-line data D
1Effective video data AA_1 can comprise effective video data AA_0 all among the raw F_IN.
In addition; For the second image frame F2 that is next to after the first image frame F1, its data volume can be less than the data volume of the first image frame F1, and is as shown in Figure 4; The width of the second image frame F2 with highly be respectively W0 and H2 (H2＜H0); Therefore, the second image frame F2 can be considered and has H2 bar sweep trace, and each bar sweep trace of the second image frame F2 can be considered and has W0 pixel; In addition; Effective video data of the second image frame F2 is AA_2 (video data of its corresponding H21*W01 pixel), and the vertical blanking interval area data of the second image frame F2 is VBI_2 (video data of its corresponding H22*W01 pixel), and the horizontal blanking interval area data of the second image frame F2 comprises HBI
AA_2 (it corresponds to effective video data is AA_2, and has the video data of H21*W02 pixel) and HBI
VBI_2 (it corresponds to vertical blanking interval area data VBI_2; And the video data with H22*W02 pixel); Note that in present embodiment effectively the data volume of video data AA_2 is different from the data volume of effective video data AA_1; For example, effectively the sweep trace number of video data AA_2 is different from the sweep trace number (i.e. (H21 ≠ H01) of effective video data AA_1; In addition; In present embodiment; The data volume of vertical blanking interval area data VBI_2 not necessarily will equal the data volume of vertical blanking interval area data VBI_1, and for example, the sweep trace number of vertical blanking interval area data VBI_2 not necessarily will equal the sweep trace number (i.e. (H22 ≠ H02) of vertical blanking interval area data VBI_1; In an embodiment; The sweep trace number of vertical blanking interval area data VBI_2 can be less than the sweep trace number of vertical blanking interval area data VBI_1, and thus, effectively video data is that the data volume of AA_2 can increase and further promotes the image quality of plane picture/stereo-picture.Note that in first embodiment above-mentioned three scan line data D
3Comprise effective video data AA_2 and horizontal blanking interval area data HBI
AA_2, and the 4th above-mentioned scan-line data D
4Comprise vertical blanking interval data VBI_2 and horizontal blanking interval area data HBI
VBI_2, therefore, the first image frame F1 and the second image frame F2 can have horizontal blanking interval separately when actual displayed.
Can know by figure; Compared to the first image frame F1; The second image frame F2 only is a parts of images picture but not a complete image picture, and in other words, the corresponding output picture of effective video data AA_2 of the second image frame F2 can't fill up the effective viewing area in the display screen 102.In first embodiment of treatment circuit 104; When effective video data AA_0 of raw F_IN is that effective viewing area of being used for ordering about display screen 102 shows when having the image frame of same color; Then effective video data AA_2 of the second image frame F2 can comprise a complete white picture video data (for example effectively among the video data AA_2 each pixel value be " 255 ") or a complete black picture video data (for example effectively among the video data AA_2 each pixel value be " 0 "); For instance; When display screen 102 adopts a TN type display panels; Then effective video data AA_2 of the second image frame F2 can be processed processing unit 112 in the circuit 104 and be set at complete white picture video data; On the other hand; When display screen 102 adopts a VA type display panels; Then effective video data AA_2 of the second image frame F2 can be processed processing unit 112 in the circuit 104 and be set at complete black picture video data, thus, comes suitably to set effective video data AA_2 of the second image frame F2 based on the display characteristic of TN type display panels and VA type display panels itself; Can make the picture of the same color that display screen 102 is shown according to effective video data AA_1 of the first image frame F1 can keep the long time, thereby can let the user see more clearly plane picture or stereo-picture.In addition; In first embodiment of treatment circuit 104; When effective video data AA_0 of raw F_IN is that effective viewing area of being used for ordering about display screen 102 shows when having the image frame (the for example image frame of different pictures content) of different colours; Then the processing unit 112 of treatment circuit 104 can be set at effective video data AA_2 of the second image frame F2 the relevant video data of effective video data AA_0 with raw F_IN, and the operation of setting effective video data AA_2 of the second image frame F2 can be adopted one of multiple processing mode of the following stated.
First kind of processing mode is: the processing unit 112 of the treatment circuit 104 directly a part of content among effective video data AA_0 of repeated original pictures picture F_IN is used as effective video data AA_2 of the second image frame F2; For example, effectively video data AA_2 can be arranged among effective video data AA_0 the first half the multi-strip scanning line set content, be arranged in Lower Half the multi-strip scanning line set content, be arranged in the content of set of perhaps whole image arbitrary scan line of set of content, whole image odd number bar sweep trace of set of content, whole image even number bar sweep trace of set of the multi-strip scanning line of core.
Second kind of processing mode is: the processing unit 112 of treatment circuit 104 carries out interior slotting processing (for example average treatment) through effective video data AA_0 of raw F_IN and effective video data of next raw F_IN ', and from interior slotting result, chooses effective video data AA_2 that a part of content is used as the second image frame F2.
The third processing mode is: the processing that coincides of effective video data of effective video data AA_0 and next the raw F_IN ' of the processing unit 112 of treatment circuit 104 through raw F_IN; And from the result that coincides, choose effective video data AA_2 that a part of content is used as the second image frame F2; For instance; Can give suitable blending ratio respectively to effective video data AA_0 of raw F_IN and effective video data of next raw F_IN '; Afterwards; Via addition or subtract each other to handle and produce the result that coincides, that is, the processing unit 112 of treatment circuit 104 is the effective video data AA_2 that look (dithering) notion decides the second image frame F2 that pass that handle through coinciding again.
The 4th kind of processing mode is: the processing unit 112 of treatment circuit 104 carries out specific image processing (the for example adjustment of the adjustment of the adjustment of the adjustment of the adjustment of contrast, saturation degree, gamma value, sharpness and/or brightness) to effective video data AA_0 of raw F_IN, and from processing result image, chooses effective video data AA_2 that a part of content is used as the second image frame F2.
The 5th kind of processing mode is: the processing unit 112 of treatment circuit 104 only is not complete black or be not effective video data AA_2 that complete white sweep trace content is set the second image frame F2 among the effective video data AA_0 according to raw F_IN.For example; The sweep trace content that the processing unit 112 of treatment circuit 104 does not only belong to black surround (black margin) among the effective video data AA_0 according to raw F_IN is set effective video data AA_2 of the second image frame F2; For instance; Whether exist among effective video data AA_0 of the processing unit 112 detection raw F_IN of meeting elder generation of treatment circuit 104 is positioned at above the picture and the sweep trace content of the black surround below the picture; As if comprising the sweep trace content that belongs to black surround among the effective video data AA_0 that detects raw F_IN, then effective video data AA_2 of the second image frame F2 will can not include the sweep trace content of black surround.
The 6th kind of processing mode is: the processing unit 112 of treatment circuit 104 can decide the demonstration of which pixel to be optimized especially based on the element characteristic (the for example reaction time of each liquid crystal cells) of display screen 102; For example; The processing unit 112 of treatment circuit 104 can learn in the display screen (for example LCD Panel) 102 to have the liquid crystal cells in longer reaction time with reference to the table of comparisons of the table of comparisons of overdrive (overdrive) or extra foundation, and the effective video data AA_2 that sets the second image frame F2 in view of the above makes these liquid crystal cells can quicken via suitable driving to rotate to be wanted state to reach.
Please note; Above-mentionedly only be used as the example explanation; But not restrictive condition of the present invention; That is, any technology (perhaps any technology that increases the image update rate through the image that coincides) that can between the video data of two original complete image pictures, increase the video data of at least one parts of images picture all can be processed circuit 104 112 employings of processing unit to produce desired effective video data AA_2.
Shown in preceding; The second image frame F2 is sent to display screen 102 after being right after the first image frame F1; And the data volume of the second image frame F2 is less than the data volume of the first image frame F1; Therefore, the second image frame F2 can upgrade a part of content of the first image frame F1 (that is raw F_IN), for instance; Effective video data AA_0 of raw F1 includes one first effective video data AA_01 and one second effective video data AA_02; And the second effective video data AA_02 institute content displayed can be replaced/upgrade by the displaying contents of effective video data AA_2, and therefore, effectively video data AA_2 just can be used to revise or improves the second effective video data AA_02 script institute content displayed; Generally speaking, the sweep trace that is driven by second effective video data AA_02 (its corresponding first image frame F1) and effective video data AA_2 (its corresponding second image frame F2) in order just can present preferable image output result.
Note that second image frame is that F2 is not to be the complete image picture, therefore, the demand on the frequency range of the display screen 102 of can arranging in pairs or groups in addition limits and uses suitably sets the size that second image frame is F2 (the for example data volume of effective video data AA_2).For instance; Can decide the sum of the sweep trace that effective video data AA_2 comprised based on the light source scintillation frequency/ambient brightness at the power environment at picture update rate (refresh rate), video display devices place and/or video display devices place; In an embodiment; When picture update rate was higher, the sum of the sweep trace that effective video data AA_2 is comprised can be less, and vice versa; When the ac frequency of the power environment at video display devices place was higher, effectively the sum of the sweep trace that comprised of video data AA_2 can be less, and vice versa; When the light source scintillation frequency at video display devices place was higher, the sum of the sweep trace that effective video data AA_2 is comprised can be less, and vice versa; And when the ambient brightness at video display devices place was higher, the sum of the sweep trace that effective video data AA_2 is comprised can be less, and vice versa.
Please consult Fig. 2, Fig. 5 and Fig. 6 in the lump; The synoptic diagram of the first image frame F1 that Fig. 5 is exported in second embodiment for treatment circuit 104 shown in Figure 1, and the synoptic diagram of the second image frame F2 that in second embodiment, exported for treatment circuit 104 shown in Figure 1 of Fig. 6.In second embodiment; Processing unit 122 in the treatment circuit 104 is the effective video data AA_1 ' that are used as the first image frame F1 with the set of effective video data AA_2 of the first effective video data AA_01 of raw F_IN among aforesaid first embodiment and the second image frame F2, and sets effective video data AA_2 ' of the second follow-up image frame F2 with second effective video data AA_02 of raw F_IN among aforesaid first embodiment.Note that in second embodiment first above-mentioned scan-line data D
1Can comprise effective video data AA_1 ' and horizontal blanking interval area data HBI
AA_1, and the second above-mentioned scan-line data D
2Can comprise vertical blanking interval data VBI_1 and horizontal blanking interval area data HBI
VBI_1, therefore, the first scan-line data D
1Effective video data AA_1 ' can comprise among the raw F_IN a part of effective video data, in addition, above-mentioned three scan line data D
3Can comprise effective video data AA_2 ' and horizontal blanking interval area data HBI
AA_2, and the 4th above-mentioned scan-line data D
4Can comprise vertical blanking interval data VBI_2 and horizontal blanking interval area data HBI
VBI_2, therefore, three scan line data D
3Effective video data AA_2 ' can comprise among the raw F_IN another effective video data partly.
Comparison diagram 3 can be learnt with Fig. 6 with Fig. 5 and comparison diagram 4 easily; Treatment circuit 104 is that a part of video data of raw F_IN (i.e. first effective video data AA_01) is sent to display screen 102 through effective video data AA_1 ' of the first image frame F1 earlier in second embodiment; Again with raw F_IN another partly the effective video data AA_2 ' of video data (i.e. second effective video data AA_02) through the second follow-up image frame F2 be sent to display screen 102; In addition; The effective video data AA_2 meeting that is produced through one of previous described multiple processing mode is sent to display screen 102 through effective video data AA_1 ' of the first image frame F1 earlier; Please note; In order by second effective video data AA_02 and effectively the sweep trace (first embodiment) that driven of video data AA_2 can produce identical haply image with the sweep trace (second embodiment) that is driven by effective video data AA_2 and second effective video data AA_02 in order and export the result, so all can reach the effect of lifting image quality.
In first, second embodiment of above-mentioned treatment circuit 104; Mainly be to add a part of image frame (i.e. the second image frame F2) afterwards at a complete image picture (i.e. the first image frame F1); Yet, also can add a part of image frame (that is second image frame F2) before at a complete image picture (i.e. the first image frame F1).See also Fig. 7, Fig. 7 is the function block schematic diagram of second embodiment of image display system of the present invention.In the present embodiment, image display system is realized by a video display devices 700.As shown in the figure; The treatment circuit 704 that video display devices 700 includes display screen 102 and is coupled to display screen 102; In present embodiment, treatment circuit 704 includes processing unit 712 and temporary storage location 114, and wherein processing unit 712 can be the image zoom treatment circuit; And temporary storage location 114 can be a frame buffer; Likewise, processing unit 712 can be handled the raw F_IN that is received through the interior microprocessor of building, and according to scan-line data to the temporary storage location 114 of the output first image frame F1 ' with the second image frame F2 '; Further, treatment circuit 712 can transmit the pairing one first scan-line data D of the first image frame F1 '
1' and one second scan-line data D
2' to display screen 102, and transmission is right after the pairing three scan line data D of the first image frame F1 ', the second image frame F2 ' afterwards
3' and one the 4th scan-line data D
4' to display screen 102.Yet in present embodiment, the first image frame F1 ' is a part of image frame, and the second image frame F2 ' is a complete image picture, and for instance, the first image frame F1 ' is that Fig. 4/second image frame F2 shown in Figure 6 (is D
1'=D
3And D
2'=D
4), and the second image frame F2 ' is that Fig. 3/first image frame F1 shown in Figure 5 (is D
3'=D
1And D
4'=D
2).Because those skilled in the art can understand the running of video display devices shown in Figure 7 700 easily based on previous description, so just do not give unnecessary details in addition in this.
In sum, through suitably setting the content of the newly-increased second image frame F2/, the first image frame F1 ', can reach the purpose of promoting image quality.In addition; Also can quicken the transmission of other data through the second newly-increased image frame F2; Can be sent to display screen 102 by treatment circuit 104 completion ahead of time owing to be positioned at effective video data of the first image frame F1 before the second image frame F2, thereby make display screen 102 (for example LCD Panel) that the more steady display of plenty of time completion entire image picture arranged; Likewise; Also can quicken the transmission of other data through the first newly-increased image frame F1 '; Can be sent to display screen 102 by treatment circuit 104 completion ahead of time owing to be positioned at effective video data of the first image frame F1 ', the second image frame F2 afterwards, thereby make display screen 102 (for example LCD Panel) that the more steady display of plenty of time completion entire image picture arranged.Relevant newly-increased data are quickened the principle of operation of the transmission of other data in addition can be with reference to other continent patent application case (for example advocating the continent patent application case of the Taiwan right of priority of Taiwan number of patent application 100104886 and Taiwan number of patent application 100101348) of same applicant, so just do not give unnecessary details in addition in this.
Disclosed driving mechanism shows except being applied to plane picture, also shows applicable to stereo-picture.See also Fig. 8, Fig. 8 is the function block schematic diagram of the 3rd embodiment of image display system of the present invention.In present embodiment, image display system 800 includes a video display devices 802 and an anaglyph spectacles 804.Video display devices 802 includes above-mentioned display screen 102 and treatment circuit 104, and in order to a backlight module 806 of display screen (for example LCD Panel) 102 required backlights to be provided.Anaglyph spectacles 804 includes a control circuit 808, a left eyeglass lens 810 and a right eye eyeglass 812.Video display devices 802 collocation anaglyph spectacleses 804 provide stereo-picture to the user.Left eyeglass lens 810 usefulness are watched the left-eye image picture for the user; Right eye eyeglass 812 then is to supply the user to watch the eye image picture; In addition; Control circuit 808 is electrically connected on left eyeglass lens 810 and right eye eyeglass 812, in order to export control signal S1, S2 respectively to left eyeglass lens 810 and right eye eyeglass 812, between opening and closed condition, switches in switching between opening and the closed condition and controlling right eye eyeglass 812 with control left eyeglass lens 810.For instance, anaglyph spectacles 804 is a shutter glasses, therefore; Left eyeglass lens 810 and right eye eyeglass 812 all are shutter eyeglasses, and have liquid crystal layer respectively, and control signal S1, S2 can be control voltage; The rotation that is used for controlling liquid crystal cells in the liquid crystal layer is reaching the purpose of control light penetration rate, yet this only is used as the example explanation; Be not to be used as restriction of the present invention; For example, any structure with the control of light penetration rate all can be used to realize left eyeglass lens 810 and right eye eyeglass 812, can reach the purpose that control left eyeglass lens 810 and right eye eyeglass 812 switch between opening and closed condition equally.In addition, it is shutter glasses that anaglyph spectacles 804 does not limit, and any video display devices 802 of arranging in pairs or groups is watched stereo-picture and is suitable for the anaglyph spectacles spirit all according to the invention of disclosed stereo-picture display mechanism.
In the present invention; Above-mentioned " closed condition " is meant left-eye/right-eye eyeglass (for example shutter eyeglass) light tight fully (being that the light penetration rate is 0%); Therefore; As long as the left-eye/right-eye eyeglass is not to be light tight fully (being that the light penetration rate is not to be 0%), just can be considered and be in " opening ", for instance; When shutter eyeglass standard-sized sheet (for example the light penetration rate is 100%), half-open (for example the light penetration rate is 50%) or crack (for example the light penetration rate is 0.1%), the shutter eyeglass just can be considered and is in opening.In brief, when the light penetration rate of left-eye/right-eye eyeglass greater than 0% (but being less than or equal to 100%), then the left-eye/right-eye eyeglass just can be considered the entering opening.
For anaglyph spectacles 804 is the example of shutter glasses; Can suitably control left eyeglass lens 810 and right eye eyeglass 812 through control circuit 808 switches between opening and closed condition; For instance; Video display devices 802 can come to communicate with anaglyph spectacles 804 through a signal projector (not shown); For example, anaglyph spectacles (for example shutter glasses) 804 can through wire transmission or wireless transmission (for example infrared transmission, ZigBee transmission, ultra wideband (Ultrawideband, UWB) transmission, WiFi transmit, radio frequency (Radio Frequency; RF) transmission, the transmission of DLP optical signal transmission or bluetooth (Bluetooth)) information of coming receiver, video display device 802 to be sent, and control circuit 808 just can produce required control signal S1, S2 based on the information that is received.Because those skilled in the art can learn the communication mechanism between anaglyph spectacles and the video display devices easily, so correlative detail is not just given unnecessary details in this in addition.
For image display system shown in Figure 8 800; Because treatment circuit 104 can transmit first image frame F1 (complete image picture) and the second image frame F2 (parts of images picture) in regular turn; Therefore, in treatment circuit 104 transmit second, third, the 4th scan-line data D
2～D
4During, the backlight module of corresponding display screen 102 806 can be opened so that one of them that required backlight of display screen 102 and/or control circuit 808 can open left eyeglass lens 810 and right eye eyeglass 812 to be provided.In other words; Except the transmission nose that quickens other data via the second newly-increased image frame F2 promotes the image quality, the time of the second image frame F2 that transmission also capable of using is newly-increased lets the user carry out watch (promptly open an eyeglass of anaglyph spectacles 804 and/or start backlight module 806) of stereo-picture.
In Fig. 1, Fig. 7 and embodiment shown in Figure 8, control circuit 104/704 is arranged among the video display devices (for example LCD) 100/700/802, yet the present invention is not as limit.See also Fig. 9, Fig. 9 is the function block schematic diagram of the 4th embodiment of image display system of the present invention.Image display system 900 includes a video display devices 902 and treatment circuit 104 shown in Figure 1; Video display devices 902 then includes aforesaid display screen 102, and in this embodiment, treatment circuit 104 is arranged at outside the video display devices 902; For instance; Treatment circuit 104 is arranged in the host computer, and therefore, treatment circuit 104 is after the processing of accomplishing the first image frame F1 and the second image frame F2; Just the data of the first image frame F1 and the data of the second image frame F2 are sent to video display devices 902 one by one, carry out the image frame demonstration to be sent to display screen 102 further.
See also Figure 10, Figure 10 is the function block schematic diagram of the 5th embodiment of image display system of the present invention.Image display system 1000 includes video display devices shown in Figure 9 902 and treatment circuit 104 shown in Figure 7; In this embodiment; Treatment circuit 704 is arranged at outside the video display devices 902, and for instance, treatment circuit 704 is arranged in the host computer; Therefore; Treatment circuit 704 just is sent to video display devices 902 with the data of the first image frame F1 ' and the data of the second image frame F2 ' one by one after the processing of accomplishing the first image frame F1 ' and the second image frame F2 ', carry out the image frame demonstration to be sent to display screen 102 further.
See also Figure 11, Figure 11 is the function block schematic diagram of the 6th embodiment of image display system of the present invention.Image display system 1100 includes a video display devices 1102 and aforesaid treatment circuit 104 and anaglyph spectacles 804; And video display devices 1102 includes aforesaid display screen 102 and backlight module 806; In this embodiment; Treatment circuit 104 is arranged at outside the video display devices 1102, and for instance, treatment circuit 104 is arranged in the host computer; Therefore; Treatment circuit 104 just is sent to video display devices 1102 with the data of the first image frame F1 and the data of the second image frame F2 one by one after the processing of accomplishing the first image frame F1 and the second image frame F2, carry out the image frame demonstration to be sent to display screen 102 further.Because the function of each element is specified in running among Fig. 9 to Figure 11, so just do not give unnecessary details in addition in this.
See also Figure 12, Figure 12 is the process flow diagram of an embodiment of method for displaying image of the present invention.Method for displaying image of the present invention can be applicable in the aforesaid image display system, and can briefly be summarized as follows:
Step 1202: transmit pairing first scan-line data of first image frame and second scan-line data to display screen; Wherein this first scan-line data includes effective video data at least, and this second scan-line data includes the vertical blanking interval data at least; And
Step 1204: transmit pairing three scan line data of second image frame and the 4th scan-line data to this display screen; Wherein an image frame of this first, second image frame is in close proximity to another image frame (for example first image frame is that the F1/F1 ' and second image frame are F2/F2 ') of this first, second image frame; These three scan line data include effective video data at least; The 4th scan-line data includes the vertical blanking interval data at least, and the data volume of this second image frame is different from the data volume of this first image frame.
Because those skilled in the art can be via the above-mentioned operation of understanding each step among Figure 12 relevant for the description of image display system easily, for instructions for purpose of brevity, related description is not just given unnecessary details in this in addition.
The above is merely the preferred embodiments of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (16)
1. a method for displaying image is characterized in that, includes:
Transmit pairing one first scan-line data of one first image frame and one second scan-line data to a display screen, wherein this first scan-line data includes an effective video data at least,
And this second scan-line data includes vertical blanking interval data at least; And
Transmit pairing three scan line data of one second image frame and one the 4th scan-line data to this display screen; Wherein an image frame of this first, second image frame is in close proximity to another image frame of this first, second image frame; These three scan line data include an effective video data at least; The 4th scan-line data includes vertical blanking interval data at least, and the data volume of this second image frame is different from the data volume of this first image frame.
2. method for displaying image as claimed in claim 1; It is characterized in that; The effective video data of this of this first scan-line data includes all effective video datas of a raw, and this effective video data of these three scan line data includes a complete white picture video data, a complete black picture video data or a video data relevant with effective video data of this raw.
3. method for displaying image as claimed in claim 1; It is characterized in that; The effective video data of this of this first scan-line data includes effective video data of the some of a raw; The effective video data of this of these three scan line data then includes another effective video data partly of this raw, and this effective video data of this first scan-line data includes a complete white picture video data, a complete black picture video data or a video data relevant with effective video data of this raw in addition.
4. method for displaying image as claimed in claim 1 is characterized in that, the data volume of these vertical blanking interval data of the 4th scan-line data is different from the data volume of these vertical blanking interval data of this second scan-line data.
5. method for displaying image as claimed in claim 1 is characterized in that the data volume of this effective video data of these three scan line data is different from the data volume of this effective video data of this first scan-line data.
6. method for displaying image as claimed in claim 1 is characterized in that other includes:
In this second, third, the 4th scan-line data be sent to this display screen during, open an eyeglass of an anaglyph spectacles.
7. method for displaying image as claimed in claim 1 is characterized in that other includes:
In this second, third, the 4th scan-line data be sent to this display screen during, open a backlight module that should display screen.
8. method for displaying image as claimed in claim 1 is characterized in that other includes:
Receive effective video data of a raw by a video display devices that comprises this display screen;
Wherein in this first scan-line data and this three scan line data at least the first produce by effective video data of this raw that is received.
9. method for displaying image as claimed in claim 1; It is characterized in that the step that transmits pairing this first scan-line data of this first image frame and this second scan-line data includes: this first, second scan-line data is sent to a video display devices that comprises this display screen; And transmit the step be right after pairing these three scan line data of this second image frame after this first image frame and the 4th scan-line data and include: the 3rd, the 4th scan-line data is sent to this video display devices that comprises this display screen.
10. image display system includes:
One display screen; It is characterized in that, also comprise:
One treatment circuit; Be coupled to this display screen; In order to transmit pairing one first scan-line data of one first image frame and one second scan-line data to this display screen; And transmit the pairing three scan line data of one second image frame and one the 4th scan-line data to this display screen, and wherein an image frame of this first, second image frame is in close proximity to another image frame of this first, second image frame, and this first scan-line data includes an effective video data at least; This second scan-line data includes vertical blanking interval data at least; These three scan line data include an effective video data at least, and the 4th scan-line data includes vertical blanking interval data at least, and the data volume of this second image frame is different from the data volume of this first image frame.
11. image display system as claimed in claim 10; It is characterized in that; The effective video data of this of this first scan-line data includes all effective video datas of a raw, and this effective video data of these three scan line data includes a complete white picture video data, a complete black picture video data or a video data relevant with effective video data of this raw.
12. image display system as claimed in claim 10; It is characterized in that; The effective video data of this of this first scan-line data includes effective video data of the some of a raw; The effective video data of this of these three scan line data includes another effective video data partly of this raw, and this effective video data of this first scan-line data includes a complete white picture video data, a complete black picture video data or a video data relevant with effective video data of this raw in addition.
13. image display system as claimed in claim 10 is characterized in that, the data volume of these vertical blanking interval data of the 4th scan-line data is different from the data volume of these vertical blanking interval data of this second scan-line data.
14. image display system as claimed in claim 10 is characterized in that the data volume of this effective video data of these three scan line data is different from the data volume of this effective video data of this first scan-line data.
15. image display system as claimed in claim 10 is characterized in that, other includes:
One anaglyph spectacles;
Wherein in this second, third, the 4th scan-line data be sent to this display screen during, an eyeglass of this anaglyph spectacles can be opened.
16. image display system as claimed in claim 10 is characterized in that, other includes:
One backlight module;
Wherein in this second, third, the 4th scan-line data be sent to this display screen during, can open this backlight module that should display screen.
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| CN112599104A (en) * | 2019-10-01 | 2021-04-02 | 夏普株式会社 | Display control device, display device, recording medium, and control method |
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