TW201001379A - Display apparatus and driving method thereof - Google Patents

Display apparatus and driving method thereof Download PDF

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Publication number
TW201001379A
TW201001379A TW97122413A TW97122413A TW201001379A TW 201001379 A TW201001379 A TW 201001379A TW 97122413 A TW97122413 A TW 97122413A TW 97122413 A TW97122413 A TW 97122413A TW 201001379 A TW201001379 A TW 201001379A
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Taiwan
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value
display
compensation
gray scale
unit
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TW97122413A
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Chinese (zh)
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TWI386905B (en
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Hung-Yu Lin
Yu-Yeh Chen
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Chi Mei Optoelectronics Corp
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Abstract

A driving method of a display apparatus, which receives a first display gray value and a second display gray value of a pixel according to the time sequence and has a driving unit and a pixel array, includes the steps of outputting an overdriving value from an overdriving look-up table according to the first display gray value and the second display gray value to the driving unit for driving the pixel array during a first time range, judging the first display gray value and the second display gray value correspond to a compensating region of a compensating look-up table or not during the first time range; and outputting a compensating driving value to the driving unit for driving the pixel array during a second time range, while the first display gray value and the second display gray value correspond to the compensating region of the compensating look-up table.

Description

201001379 IX. Description of the Invention: TECHNICAL FIELD The present invention relates to a display device and a driving method thereof. [Prior Art] With the development of display technology, display devices have been widely used, and liquid crystal display devices have gradually replaced conventional cathode ray tube display devices due to their superior characteristics such as slimness, low power consumption, and no radiation. And it is used in many kinds of electronic products. In general, in order to enhance the edge contrast of the dynamic face displayed by the liquid crystal display device, the operator replaces a target display gray scale value with an overdrive value for the pixel that needs to be improved in the display device. For example, please refer to FIG. 1 , in the frame η distance η, the overdrive value is used to replace the target display gray scale value, so that the gray scale brightness V displayed by the kneading surface is obtained. The target grayscale brightness V τ is exceeded to increase the dynamic facet edge contrast. However, since the reaction rate of the liquid crystal of the liquid crystal display device is limited, when the liquid crystal reaction is not fast enough, the residence time T D will be too long, resulting in an excessively bright bright band at the edge of the dynamic kneading surface. Therefore, how to provide a display device and a driving method thereof for increasing the contrast of a dynamic facet edge is an important subject of the current display industry. [Invention] In view of the above problems, an object of the present invention is to provide a dynamic increase of 201001379. A display device for comparing face edges and a driving method thereof. In order to achieve the above object, a driving method of a display device according to the present invention, wherein the display device receives, in time sequence, one of the pixels - the display gray scale value and the pixel - the second display gray scale value, And the display device is connected to = with - drive unit and - halogen array. The driving method comprises the following steps: first selecting and outputting the overdrive value in the 'in-first-time interval according to the first-display grayscale value and the second display-average value-overdrive comparison table to drive the driver To drive the pixel array, and determine the first display grayscale value and the second display: the grayscale value is to find the silk compensation (four) table - complement charm; then, the younger one displays the grayscale value and the second display grayscale value Corresponding to the compensation comparison table 2 compensation zone, the cell drives the pixel array within a second time interval. Outputting an interesting driving value to the driving device. In order to achieve the above object, according to one aspect of the present invention, the chronological order--the display-level gray-scale value and the second display gray-scale value are displayed, and the display device includes a driving unit, — and a contrast enhancement module. The electrical connection between the pixel array and the driving unit is more than that of the reinforced module and the driving unit, and the contrast is enhanced, and the contrasting module is 〖θ', according to the younger one, the grayscale value and the second display gray are displayed. The self-overdrive comparison table selects and outputs an overdrive value to the drive unit to drive the pixel array, and whether the _th value corresponds to the “--step-drive matrix” of the compensation comparison table.胄出—湘 drive value to the drive unit to 201001379 to the first η' because of the display device and the driving method thereof according to the present invention, when the child shows the gray scale value and 笫 _ 忍 忍 y your compensation zone, then The second second-order value corresponds to the compensation comparison table element to drive the book symplectic _(four)' round-off compensation·movement value to drive the single-speed return to the normal position to display the normal day-to-day knives. The 'gray scale value' further increases the dynamic 昼. [Embodiment] Hereinafter, the display device and its driving method will be described with reference to the related drawings. (4) The embodiment of the preferred embodiment of the present invention - the display of the display, the display device is at least one ride, to the Ding Tu Xi, to drive the early morning and a book Xin array, 卄 时间 时间 接收 - 之一 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Values and — In the example, the sea-like and the younger-pages are not grayscale values. In the present embodiment, one of the clothes is set as an example. In addition, the following is a description of the * and the younger-day-to-day distance is based on the time sequence, and the zeroth time interval, the first time interval, or the second day frame time interval. In this implementation, the first material distance and the first material distance are each taken as an example. The flying brother τ ςι.π ^ 万 万 goes to step S100 to step W30. Step sl is tied to the first. ^ ^ ^ According to the younger one showing the grayscale value and the younger one showing the grayscale value from the overdrive ratio 斟s the cut ratio table outputting an overdrive value to the drive unit to drive the morpheme Array. And, the value _ y /, A, overdrive comparison table can be recorded in one of the display devices. 201001379 The step sno is based on the first 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎 瞎In the case of the compensation zone of the table, step S120 is performed; t should be in the compensation comparison, the second display grayscale value does not correspond to the complementary grayscale value and in the compensation comparison table - the non-compensated shell zone (also referred to in the corresponding embodiment) , the compensation ratio 斟 #才, 1 binding step S130. In addition, the liver ratio ^ has been recorded in the display device comparison unit. The range value of the compensation zone of the table can be based on the dynamic surface required by the operator. Designed for the compensation drive rate of =. The gray scale π 耘 degree or liquid crystal reaction is exemplified by the display device of 2^, , ·~255 in the prior art, and the τ printing w day is too long. The change of the grayscale value to the higher display grayscale value is compensated by the fact that the value is changed from the low-displayed value to the display-graded grayscale value between ~128 and 128-191. When the production is guaranteed: two: the compensation drive value of the gray J. : The middle table: a display gray level value and the second display gray level value and 128~191 b car Β, θ α change to keep ' Display the change production area of the gray scale value, the non-compensation, wide open / uncompensated arbitrary value of the compensation comparison table, for example, 〇.. The motion value can be set as follows: step S120 is in the second time interval, and the output is in the '_ array, wherein the compensation driving value can be == in the inner or the second time interval according to the first display gray level, the younger (four) ==:. In this embodiment, the compensation drive is based on the display of the gray-scale letter - _ white value and the second-order gray-scale value self-compensation 201001379 :: table f, and then compensate the drive value in the second time interval Output to the pixel array to reduce the retention time, thereby improving the dynamics: (10) is within the second time interval, according to the second display gray scale value and the moving unit to drive the pixel array. The output is over-driven to In addition to this, please refer to FIG. 3, and drive to the step Lewan to further include step S140, step (10). Step S140 is based on the grayscale value and the first-display grayscale value is = di-zero display. When the zeroth display grayscale value and the compensation compensation pair table compensation Pp 颂 not gray value does not correspond to the grayscale value and the first release step S100, and when the zeroth display 颂 not grayscale value corresponds to the compensation Then, step S150 is performed. Step S150 of the complementing area of the table is within the first time interval, and the moving unit is driven by The pixel array, the value of the drive value from the drive value to the drive or the first time interval, can be generated in the self-compensation comparison table in the zeroth time interval. According to the first question _Bei..., the compensation drive value is generated in the first comparison table, ^, ^ / ^ value and the first - display gray scale value self-compensation drive unit to drive the pixel = drive value Then, it is rotated out to the bearing in the first time interval, because the driving method of the display device and the second display gray scale value correspond to the compensation tb to the table 1 step value within the two time interval 'rounding compensation driving value to the driving unit := two in the first to reduce the retention of liquid crystal molecules. · Dynamical array to ♦ and then enhance the side of the dynamic face 10 201001379 contrast. Further, referring to Fig. 4, the driving method further includes the steps to: step S210. First, when the result of the step S14 is determined to be the first order value and the first display gray scale value does not correspond to the compensation comparison area: the second step is the step S160, the step s16 is tied to the first time interval 焉 = The younger one shows whether the grayscale value is the same as the second display grayscale value. Wherein, if the value of the J 170 170 is the same as the value of the second display gradation, then the step is executed: _ ^ - when the display grayscale value is different from the second display grayscale value, step S100 is performed. Only 'Drive 2::: One time within the distance' output the second display grayscale value to Bu: The dynamic alizarin array shows the surface. In addition, the step S100 has been described above, and is not described here. After the step S100 or the step S170, the step 〇 is continued, and the first display grayscale value is determined to be _ Compensation area, where; when; 2 =: π in: compensation area of the compensation table, then the execution step: the compensation ratio table and the second division display gray scale value does not correspond to the patch 1 shell ^ 纣, then Step S200 is performed. Step S1 80 is in the 筮-庐 < The third display gray scale value is the same. When the order values are the same, the execution step heart display gray indicates that the gray scale values are different, then the step heart code value is executed. If the second display grayscale value is the same as the first display grayscale value, the step S210 is performed. And when the second display grayscale value is not the same as the third display grayscale value, step S130 is performed. Step S190 is to be within the second time interval, outputting the third display grayscale value to the driving unit to drive the pixel array Displaying a screen. Step S210 is to output a third display grayscale value to the driving unit within the second time interval. In addition, steps S120 and S130 have been described in detail above, and are not described here. To make the present invention clearer, the following is a display device for explaining a preferred embodiment of the present invention. As shown in FIG. 5, the display device 2 has a driving unit 21, a pixel array 22, and a contrast enhancement module 23. The contrast enhancement module 23 has a receiving unit 231 and a mapping unit 232. a comparison unit 233, a determination unit 234, a buffer control unit 235, and three selection units 236, 237, 238. The receiving unit 231 is electrically connected to the mapping unit 232 and the selection unit 238, respectively; The comparison unit 233 is connected to the comparison unit 233, the determination unit 234 and the selection unit 236; the selection unit 236 is electrically connected to the comparison unit 233, the determination unit 234 and the buffer control unit 235, respectively; and the buffer control unit 235 is respectively compared with The unit 233, the determining unit 234 and the selecting unit 237 are electrically connected; the determining unit 234 is electrically connected to the selecting unit 238; the comparing unit 233 is electrically connected to the selecting unit 237; The unit 237 is electrically connected to the selection unit 238. The driving unit 21 is electrically connected to the selection unit 238 and the pixel array 22. In the embodiment, the comparison unit 233 has an overdrive comparison table L! A compensation comparison table L2. In addition, the selection unit 236, 237, 238 series 12 201001379 respectively take a multiplexer as an example. The receiving unit 231 can receive in time sequence - one of the pixels shows the zeroth order value, " - Display gray scale value, - second display gray scale value and - third display read value, etc. as the data % received by the receiving unit 231, and output the lean material dr to the mapping unit 232 and the selection unit (4). In this embodiment, the data can be displayed in the zero time interval, the second gray scale value, the second display gray scale value, or the third display gray scale value, respectively, in different time intervals. To the mind and body, you can reduce the resolution of the data... and then export the calculation cost separately. "Where 233 and _Early (9) to reduce the post-comparison unit 233 based on the data DR and the buffer control unit data De' from the overdrive comparison table Ll in the I-drive:: comparison Η ^:兀237, and according to the data DR and f material DB self-compensation comparison table output a compensation drive value 〇込 to the selection unit 236. The judgment unit 234 is the compensation area of the judgment data Dr and the sub-division comparison table. In the case of replenishing the zone, the rotation logic is 1 - the first - control signal is 1 pin = early 236 'and when the poor material ~ and the data DB is not against the compensation zone of the treasury comparison table, then the output should be In addition, the selection unit 236. The younger-control signal C. In addition, the judging unit 234 judges the capital, etc. Among them, when the capital (10) and the data material, whether or not the phase is s, the rim 屮 龉 之一 之一When the control signal c2 to the selection unit 238 is out, the material DB is different, and the field material DR and the bait are 0, and the control unit 至2 to 13 201001379 is selected. Each unit 23 is controlled by #· μ α and - control code cn t to control the signal Cl to output a data. c Tiandi - control signal c〗 遴 Λ Λ 贫 贫 DI DI DI DI DI DI DI DI , the logic of the signal c] is 13 士 = code ^ The course is 〇. When the first control and the logic of the control code Cc is! . ..., , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Magic 3 and choice,. e 勒 制 code ~ (Cb two Cc) to select single 亓 "7. The selection unit 237 is based on the control of the selection unit 23R. Gans also made the horse Lb to output - poor material D2 to select D,, control When the logic of the code Cb is 〇, then the underwriting value of the code is 0D]. When the control code = material 〇 2 is the data Db. Qiao ^ 贝 择 兀 兀 兀 238 based on the second control signal c2 to turn out _ data : 3 to drive unit 21 to drive the 昼 阵 _ 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 When the partial slave is Q, the material D3 is data 〇 2. D is for example 5, please refer to Fig. 6 and Fig. 7A to Fig. 7D, where R(n-2) DR(n·]), DR(n) and Dr(4)) respectively indicate the gray scale values of the target display at times 2, I, I, and ^, and ντ(η.2), ντ(η.υ, ντ(η), respectively The target gray I whiteness shown in the time intervals T2, T3, T4, and Τ5 is also shown in FIG. 6 and FIG. 7A. In the time interval T2, first, the receiving unit 231 is the target display. The gray scale value DR(n-2) is transmitted to the map 14 201001379 J32 ratio and the selection unit 238 ° Then, the 'mapping unit 232' lowers the resolution, and the output value to the selection unit is added to the selection unit, and the comparison unit is added to the determination unit 234. Then, the comparison unit such as day = pair In Table L], the output overdrive value (10)i (4) is selected to the selection unit 237, the compensation D·2) and the gray scale value is displayed. The output compensation drive value in the pair L2 is called (4) to the selection unit (10). ^ 'The judgment unit 234 judges the target display Whether the grayscale value Z=rDB(n-2) corresponds to the compensation zone of the compensation comparison table. For example, in the case of == grayscale~) and the display of the grayscale ~ non-corresponding to the compensation zone of the scalar / 2, the judging unit 234 outputs the logic 〇 〇 - control signal Ci (4) to the selection unit. In addition, T 3 : judges the target display gray scale value ~ heart) and displays the gray scale value DB (n_2): the target V here is the target display gray scale value DR (n_2) and the display gray scale value B (four) phase seek as an example '俾The judging unit 234 outputs the control signal C2(n-2) of logic i to the selecting unit 238. Therefore, Tff _236 is based on the logic of G - control signal C (four) M no gray level value DR (n-2) and logic control code Cc (n2) I buffer control unit 235 to buffer a time interval After (refer to the time interval τ;), the output further displays the grayscale value Db (4) to the comparison unit such as the selection unit 7, and outputs the control code Cb (4) of the logic to the selection unit π (as shown in FIG. 7B). Please continue to refer to FIG. 6 and FIG. 7A, respectively, and select unit π according to control code CB(n_3) (for example, logic 〇) to output overdrive value (8) 2) 15 201001379 to selection unit 238. After the iron, _ a 』, 曼 砥 choose early 兀 238 and then according to the logic for the 1 Xi Di two control signal C2 (n_2) to 耠ψ Ss 〃, Hummer 1 continues to be not 卩 ^ value DR (n_2) to drive The unit drives the pixel array 22 to help the early 21, and the shoulder does not face the surface. The desired target gray scale brightness is W as shown in Fig. 6). ^ Ding's redundancy is the same: two simultaneously refer to Figure 6 and Figure (4), i light 'received early 23 1 system private mountain, 6 out of the target display gray level value D is transmitted to the mapping unit 232 ^ The value of the total open 2 and the choice of early M8. Then, the mapping unit % is to display the gray scale signal selection unit 236 and the comparison unit (four) to reduce the degree of resolution to output to η" 兀 233 and the judgment unit 234. Then, the comparison is earlier than the 233 system basis. Target display

Db (4) is the self-overdrive comparison table L value 〇 _) and head _ ^ : unit 2, according to the target display gray scale value 2 = 236 complement 仏 comparison table h output compensation drive value (8) (4) to select, then judge The unit 234 determines whether the target gradation indicates a grayscale value Ο· corresponds to the pair of two Ο, and the target displays the grayscale value D to the compensation zone of the table L 2 . In the case of the compensation ratio #TR (n_O and the display grayscale value DB(n-2) corresponding to the ^^ compensation zone of the complement!], the determination unit outputs logic to the selection unit 23 "in addition, the determination unit, etc. Here, 骷-seven (five) and the gray scale value ϋΒ (when η-υ is in this case with the gray value Dr (four) and the obvious example, the main 丨 丨 丨 white UB (nU is not equal)俾 判 兀 兀 兀 兀 逻 输出 输出 兀 兀 兀 兀 兀 兀 兀 兀 兀 兀 兀 兀 兀 兀 兀 兀 兀 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 236 D2 (four) and logic = ^ 235 to buffer the time interval (refer to the time interval W object ^ drive value 0Db (four) to the comparison unit 233 1 select the unit π, and ! 蹲 1 is the control code "-1) to the selection unit 237 (as shown in Fig. 7 (: No J 〇 1 = continue as shown in Fig. 6 and Fig. 7β, the selection unit wants to control the code CB(n-2) to output the overdrive value (five)]...)兀 238. Then, the selection unit 238 further reads the overdrive value according to the logic = 〜 = to the drive unit 21 to display the 昼 plane, so that the gray scale brightness v 显示 displayed on the 昼 surface The target gray scale brightness vT(ni). " Next, please refer to Fig. 6 and Fig. 7C at the same time. In the time interval D1, I first, the receiving unit 23H outputs the pixel target gray scale value/knife. The mapping unit 232 and the selection unit are not transmitted. Then, the mapping unit=32 reduces the resolution of the target display grayscale value %(4) to be output to the selection port early 236, the comparison unit 233, and the determination unit 2. Then, the comparison ^ 233 is based on the target display gray scale value % (4) and the compensation drive value = 1) to self-drive the table scarf output overdrive (8) to select, single 兀 237 ] and display the gray scale according to the target The value Dr(8) and the compensation drive value ^(n^) 乂 self-compensation j is compared with the output compensation drive value OR(5) in the table B2 to select the early element 236. Next, the determination unit 234 determines the target display grayscale value %(8) and the compensation drive. Whether the value 0Db(4) corresponds to the compensation comparison table W compensation area. Here, the gray level value DR(4) and the compensation motion value (10)(4) are not corresponding to the compensation area of the compensation table 17 201001379, and the determination unit 234 outputs the logic. For the 〇之苐^工制5孔号C1(4) to the selection unit 2 3 6. In addition, judge The unit ^3 4 determines whether the grayscale value Dr(4) and the compensation driving value are equal. Here, the display gray level value Dr(8) and the compensation driving value ODb^A are not equal, and the determining unit 234 outputs the second control logic. To the selection unit 238. & 2(n), the selection unit 236 is based on the logic 〇 the first control signal ^. = display the (four) value Dr (4) and the logic Q control code c%) to the buffer control one : 兀 235 to buffer the time interval (refer to the time interval D), and then output the explicit = order value db (4) to the comparison unit 233 and the selection unit 237, and output the logic control code cB (4) to the selection unit 237 (as shown in the figure 7D)). ^Continue to simultaneously refer to FIG. 6 and FIG. 7C, the selection unit 237 5 is set to the control code CB(n-i) of 1 to output the compensation drive value 0DBi unit (10). Position, select fresh yuan (10) and re-domain (four) =)

With ::Si, to output the compensation drive value 0Dfi(n- ” to the drive unit 2 1 , the halogen array 22 displays the surface, at this time, through one

For the target grayscale brightness is ,) (such as - into... dynamic; second I is lower than Μ, I

First, when the same time is set, the gray level value D is transmitted to the mapping unit attack selection unit 238. . =": Select single order ~ lower resolution to output to match early 233 and judgment unit 234. Again, than 18 201001379 D: (:: from 2 to 1 according to the target display grayscale value DR (n+1 And display the grayscale value in the wheel out of the drive value (10) (four) to select the self-compensation ratio ft not grayscale value D (four) and display grayscale value 仏 (4) 236. ', Table 2 output compensation drive value 〇 D2 (n + 2) to the selection unit display ^ two, early _ target display gray scale value 仏 (four) and this to the target rod = ^ ^ should _ compensation ratio table ^ compensation area. In the compensation comparison table L ^ / Γ) and display The grayscale value ~(8) does not correspond to the first system. Is the phase I relative to the value of the value of DR (n+^ and the grayscale value 仏(8) db (the target is displayed as the grayscale value D—and the grayscale value is displayed. For example, the judging unit 234 outputs the second control α~C2(n+i) of the logic to ! to the selecting unit 238. The selecting unit 236 is based on the logic - the: the round target displays the gray scale ~) and The logic is...buffering—after the time interval (not in the picture) C: = rotates to display the gray level value DB (4) to the comparison unit 233 and the selection unit does not spear and the rotation control logic 1 is the control code CB (n+ 1) to selection unit 237 (picture unit 237 According to the logic of 0 control stone horse C £ - according to t 238 H select unit coffee and then according to k series 1 second control signal C2 (n + O to turn out gray scale to drive unit 21 to drive the prime Array 22 displays the surface, at this time 昼:+所) 201001379 The brightness displayed is the target gray level brightness is Vt (four)) (as shown in Fig. 6). In summary, the display device and the driving method thereof according to the present invention The volume = member! The gray display second display gray scale value corresponds to the compensation comparison table: ? 贝品%, then within the second time interval, output the compensation drive value, the halogen array to reduce the residence time, early: edge The above description is for illustrative purposes only and is not intended to be limiting of the spirit and scope of the invention, and equivalent modifications thereof are intended to be included in the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view showing the relationship between the brightness of the gamma gray level and the time in the conventional liquid crystal display device; and the display of the surface of FIG. 2 to FIG. 4 showing the comparative method of the present invention, · 3 G妁&; 显 裴 图 图 图 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 The display of the preferred embodiment of the present invention shows 'the relationship between the gray scale brightness and time; and the middle set I: ~ FIG. 7', and the different time interval of the middle position of FIG. 6 is displayed. DESCRIPTION OF SYMBOLS 2 : Display device 21 . Drive unit 20 201001379 22 . Alizarin array 23 : Comparison enhancement module 231 : Reception unit 232 : Mapping unit 233 : Comparison unit 234 : Judging unit 235 : Buffer control unit 236 ' 237 , 238: Select unit

Ci Ci(n-2), C1(tM), c1(n), C1(n+i): first control signals C2(n-2), C2(n-1), C2(8), C2(n+1) ): second control signal Cc Cc(n-2) C%]), Cc(4), Cc(n+1): control code

Dl ' D2 ' D3 ' DB, DR : Data R(n 2) DR(nl;),: Target display grayscale value DB(n_3), DB(n_2),: Display grayscale value: Overdrive comparison table L2 ·Compensation comparison table

l(n-l) ' 0Di(n) ' 0D1(-n+]^

ODj > 0D1(n.2) . 〇D l(n+l) ·Overdrive value 2(n+l): Compensation drive value 11 : Frame time interval

Td, TD,: residence time D2, τ3, T4, τ5: time interval v〇, να': gray-scale brightness target gray-scale brightness

Ντ ' νΤ(η.2) ^ VT(n.1} . ντ . Y 21

Claims (1)

  1. 201001379 X. Patent application scope: The driving method of the device, wherein the display device receives one of the first display grayscale values of one of the elements and the second display gray of the one of the pixels in time order and the The display device is at least | has two driving units and a halogen array, and the driving method comprises the following steps:: according to the first display gray scale value and the second display: gray, value self-overdrive ratio Outputting an overdrive value to the wiper to: driving the early element to drive the pixel array 'and determining whether the first display grayscale value and the second display grayscale value correspond to the compensation ratio table-compensation zone And the first display grayscale value and the ancient female 筮- _ in the L hai dynasty a gray level value corresponding to the complement 2 4: the surface compensation area, then in the second time interval, the output surface The method of driving the value to the display device for driving the single S to drive _, π=τ..., such as applying the Haidi-time interval system in a temporally sequential relationship. The driving method of the display device described in the first distance=\ item, and the time interval from the ^ to /i frame as described in the application. The t is within the first time interval, and further comprises: 4 a driving method of not wearing, and the compensation driving value is generated according to the first display gray scale value and the ratio poem t. - for the gray scale value to compensate itself: :m, the driving method of the display device according to item 4, the compensation ratio to the cousin 2 shows that the gray scale value corresponds to the 5 hai compensation area, then the first time interval Within, by 22 5 201001379 ... η workers stored the compensation drive letter, 6 internal application by the buffer control unit to rotate the compensation drive::; Haidi two time interval as applied for (4) The value indicates one of the overdrive comparison table and the compensating device. #表系记录在显显 7 As claimed in the patent scope! In the first time interval, the item further includes: 4, a driving method of not wearing, determining the first-display grayscale value and the like. Whether the value of the gray-scale value of the head-of-head is not the same as the driving method of the 不 & quot ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' The drive is compared to the wheel in the comparison table. - the younger one does not grayscale value from the 壹 阵 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Compensation area. The driving method of the display device according to the above item 7, wherein, when the display of the gray scale is performed, the output of the second display-seventh brother--the ash array is equal to the symplectic array, /μ# , does not fire the value to the drive unit to drive the book, the column determines whether the first-to-return value is for the library; μ does not gray scale value and the second display gray scale 1〇, such as two pairs of pairs The compensation area. The compensation method is compared with the driving method of the display device of the jinda, and the degree of compensation is shown in the table. (4) The contrast of the screen state is strong. 11. The driving method of the display device as described in the patent application Su Wei, 23 201001379 Wherein the display device is a liquid crystal display device, and the compensation region of the compensation comparison table is associated with a liquid crystal reaction rate or a dynamic 昼 face-to-face enhancement degree. A display device for receiving a gradation---display gray scale value and a second display gray scale value of the pixel in chronological order, and the display device comprises: 'a driving unit; a pixel array , the system is electrically connected to the driving unit; and the contrast strengthening module is electrically connected to the non-driving unit, and the contrast strengthening module in the basin is within a first time interval, according to the second display gray The step value and the second display gray scale value output an overdrive value from the overdrive comparison table to the drive unit to drive the pixel array, = the gray level value and the second display gray scale value - i is a compensation zone of one of the tables, wherein when the first-displayed non-fire center value and the second display gray-scale value correspond to the compensation zone, the second-time (four); To the driving unit to drive the element (4), the display is as described in the application for the hometown _ 12, and the reinforced module includes ··, the clothing, wherein the pair of one yuan has the overdrive comparison Table, and "in (4), according to the first - display grayscale value "Hai-value from the past The drive comparison table outputs the overdrive ^, the member indicates the gray scale - the first - judgment unit, which determines the first 1 = and
    (2) Displaying whether the grayscale value corresponds to the compensation ratio and the display device of the 24th 201001379 area===3 item, the shot ratio has the compensation comparison table, and the comparison unit according to the The first-display grayscale value and; π: the inner 'the compensation ratio is generated in the table of the compensation'_value 贞 not grayscale application patents 帛 14 items have more than the reinforcement module - buffering Second, the interpretation value and the second display grayscale Ertian 5 Haidi - display gray compensation zone, the county _ control fresh 侃 on the table read compensation drive value, and in the second day of the second; second brother The internal storage is read as in the scope of the patent application;::::: dry,: reimbursement] value. :: is temporally sequential with the second time interval: the first time interval or the second time interval is at least/the first time, as described in item 12 of the patent application scope. More than the reinforcement module - the second judgment sheet determines the first display gray scale value and the first no equality in the outer distance. W brother - the gray level value is, as in the application (4), the 18th gray scale value and the second display gray scale 2 2, the reading comparison unit is based on the first - display gray scale : Value is not: special h gray scale value is expected to be (four) Gu tb'n gray difficult (four) 13⁄4 display the comparison table of the mussel comparison table. 14 15 16 17 18 19 25 201001379 20 If the application of the patent scope of item 18 of the application period - display the gray scale value and 'where the ratio is greater than the output of the -1 ^ white value, then the pair drives the The book element array, and V wide: gray scale value Wei ^ gray scale value two-break unit determines the compensation area of the first-pair table. Corresponding to the compensation ratio 21 22 23 , as shown in the 12th item of the patent application scope, the compensation ratio hangs #兮兮A r-, and sets the middle 5 hai complement. ^The faculty and the dynamic 昼 face the degree of enhancement as the application of the special _ 12 items of liquid crystal display device. The display of the display described in item 22 of the Zhimori range, wherein the compensation zone of the complement is associated with the liquid crystal reaction rate or the degree of contrast enhancement of the dynamic picture. 26
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TWI416495B (en) * 2010-07-29 2013-11-21 Innolux Corp Driving method for a liquid crystal display panel

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JP4907753B2 (en) * 2000-01-17 2012-04-04 エーユー オプトロニクス コーポレイションAU Optronics Corp. Liquid crystal display
US8049691B2 (en) * 2003-09-30 2011-11-01 Sharp Laboratories Of America, Inc. System for displaying images on a display
US20080129671A1 (en) * 2004-10-18 2008-06-05 Vastview Technology, Inc. Color display system
KR101201320B1 (en) * 2005-12-28 2012-11-14 엘지디스플레이 주식회사 Apparatus and method for driving of liquid crystal display device
TWI361411B (en) * 2006-11-03 2012-04-01 Chimei Innolux Corp Motion detection apparatus and method applied to liquid crystal display device

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* Cited by examiner, † Cited by third party
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