TW200820756A - Method and apparatuses for adjusting digital video signals - Google Patents

Abstract

Methods for adjusting digital video signals, performed by an image generating device of a portable media player, are disclosed. A first signal adjustment unit reduces a resolution of a video frame to generate a reduced video frame by alternately dropping half of the scan lines of the video frame, and repeatedly drops scan lines after at least two scan lines until reaching the last scan line. The content of a first video frame is adjusted to a second video frame in response to a second signal adjustment unit before passing to the display module by the image generating device. The display module is directed to prevent adjustment of the second video frame by the first signal adjustment unit for generating a display video frame. The second video frame is adjusted by the second signal adjustment unit and output to the display module.

Description

200820756, IX. Description of the Invention: [Technical Field] The present invention is a digital image signal processing, and more particularly, a method and apparatus for adjusting digital images. [Prior Art]

For the NTSC (National TV Standards Committee) system, the optical storage medium may record 6 interlaced areas per second (or every second (3 units of sTl boxes). Each frame contains a total of 525 frames. 480 scan lines in the scan line (the rest of the scan lines are used for other uses, such as sync, say, and subtitles). In addition, for pK phse Alternating Line), optical storage media may record per second. 5 interlaced areas (or 25 complete frames per second). When the _ box or NTSC frame with different resolution is displayed in the - display panel, the PAL box or NTSC $ box should avoid sharp adjustments to avoid degrading the quality of the displayed image. SUMMARY OF THE INVENTION This January example of Bellow provides a method of adjusting a square tr-circle integer image of a digital image by means of an image generating device (e.g., hand t = M put n). The image generating device (such as a handheld multimedia player) includes a y y, 敕 „ _ 匕 — 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号 信号The first signal adjustment unit reduces the resolution of the received 1 image frame by using the method of the active area in the two u dTL frames - half of the scan lines, for 0758-A32643TWF; MTKI -06-396;brent 6 200820756 . Generate an adjusted image frame, and repeatedly at least two scan-off scan lines in the mother, adjust the active of the image frame in the right position: or the last - in the middle Scan line. A practical example of a method for adjusting a digital image includes: receiving a first image, a frame, and adjusting one or two according to the second signal: "for the first image frame to the second image frame." _ wall ^ ^ 埤 内谷, control the display module to ζ 5 early as the second image bribe adjustment, and produce a display video frame, with the 嗲 ... ... on the 1 no panel 'and output The U brother-shirt is framed to the display module. The other male case is to provide a kind of digital display for the digital video playback of the digital display (such as the hand., a broadcast control module that is not a module). - a first signal adjustment unit and a brother-one signal adjustment unit. Ping-Cry, and the 择 k 择 择 兀 兀 is coupled to the selection ^ 敫 / transfer the first - signal adjustment unit and the second The signal is adjusted 7L earlier. Adjust the image of the digital image by 1° to receive an image frame; from the 哕 傻 匕 . 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接 接Adjusting the unit element; controlling the selector to receive the Guangdi-Yanghu 5-week early morning signal adjustment unit.] The shirt image frame is transmitted to the selected other embodiment of the present invention for attachment, the device includes - display Z = 3 adjusts the digital image of the module including - the - signal adjustment unit, 'image generation: set. The display is earlier than the second two signal adjustment unit to 0758-A32643TWF; MTKI.〇6.396;brent 7 200820756 •== = image generating device, transferring the display module, receiving the image of the younger brother, and according to a second signal is used to adjust an active area of the first image frame: two display modules to prevent the first signal adjustment unit from pairing the second: image=hai adjustment, and generating-displaying an image frame, c匡 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Half of the scan lines, or a resolution to generate an adjusted image frame, and at least two scan lines are discarded after the scan line, straight (four) in the active area of the image frame The last scan line of the package. The other embodiment of the package provides a unit for adjusting the digital image: a signal adjustment unit, a second signal adjustment 2, and a second selection control unit. The selector is a younger brother. And the second signal adjusting unit 面 is connected to the selector, and receives the image frame and sets the number of the effective scanning lines included in the first I 曰 ^ field of the =. a first number adjustment unit or the second signal adjustment unit; controlling the selection = to The image frame is selected by the selected signal unit. [Embodiment] FIG. 1 is a schematic diagram of an embodiment of a mm-mounting n_-connecting through a connection line. In this embodiment = 〇758-A32643TWF MTKI-〇6-396;brent 8 200820756 P°rtable media player (PMP) 110 only body playback]:::' is not used to limit the invention. Handheld multimedia Included - an optical drive U1 and a liquid V handle U 汆 - optical storage media, such as a ^, . ^ ^ DVr) optical disc, and from the optical storage media 撷 _ # image frame playback, and The frame is displayed through the liquid crystal display panel 113. The image frame of the woman may be simultaneously rotated by the frame of the image or the 3G complete image of the mother. The parent frame contains 480 scans f in the total number of lines and is from the p 4 from μ to the area known by the 48. The scan lines are composed of. Another side: box moving media may record image data in accordance with PAL specifications for each (four) ^ storage = 5 complete frames. Each of the two messages; 256 scan lines in the red and the number of 625 scan lines (the lines are used for other purposes, such as the synchronization signal data and subtitles ^ ^, V is inserted - the active area of the frame is From the 576 scanning lines, other types of display panels can also be used on the handheld multimedia device 110 for displaying images, such as an organic light-emitting diode panel (〇). LED panef: Other similar components. % Fig. 2 is a schematic diagram of a hardware architecture of a handheld multimedia player according to the present invention. Handheld multimedia broadcast crying = 0758-A32643TWF; MTKI-06- 396;brent 9 200820756. comprising a disc player in, an image generating unit 21, a display module, and a signal output device 250. The display module 23 includes a signal wheel I, 23, a plurality of control circuits 233 The plurality of driving circuits 2 and a liquid crystal panel U3. In an embodiment of the liquid crystal panel 113, the panel 113 includes 234 lines for displaying a plurality of frames. To reduce the cost of the hardware, the signal generating device is trained. Receiving by disc ^, a number of video frames are sent to process and output the received images - the frame to the display module 23 and the signal wheeling device 25 〇. Hardcore structure \ Figure ^ according to the present invention A further configuration of an embodiment of the control circuit 233. In the figure 3 of the control circuit 233, the control circuit 233 includes a manufacturing unit 310, a selector 33, a NTsc signal adjusting unit 3, and a PAL signal adjusting unit. Choose control unit (10) confidence

The frame is output ^^#231 (as shown in Figure 2). The multiple images are busy. The video frame judged by a v_sync signal in the k-check video frame is compatible with the NTSC system or pA: Out of the second, choose the device 33. Transmit received one

Ml ^ 3 surgery or the ... (four) (four) unit #,. For example, if the frequency of the detected V-sync signal is 60 Hz, the selection control unit 310 outputs a plurality of control signals for controlling the selection of the TM 330 to transmit the received image frame to the signal detector No. 1 The frequency is 50 Hz, and the second and the first 31G are selected to control a plurality of control signals for controlling the selector 330 to reach the received image frame to the pAL signal adjusting unit. The SC signal adjusting unit 350a reduces the resolution of an active area of each video frame by alternately dropping the scanning lines of the half 〇 758 >A32643TWF;MTKI-06-396; brent 10 200820756 · . In other words, it means that every scan line discards a scan line. Then, the adjusted image frames are generated and displayed by discarding the top and bottom three scanning lines of each image frame, wherein each image frame is included in the liquid crystal display panel 113 (as shown in FIG. 2). An active area having 234 scan lines. Figure 4 is a schematic diagram of an embodiment of a display frame F430. The display frame F430 is generated by discarding the top and bottom three scanning f lines of the image frame F410. The PAL signal adjusting unit 350b reduces the resolution of an active area of each image frame by alternately discarding half of the scanning lines, and then by every certain number of scanning lines, such as six scanning lines. Discarding a scan line until the last scan line, generating and displaying the adjusted image frame, wherein each image frame includes an active area on the liquid crystal display panel 113 (shown in FIG. 2), the active area There are 234 scan lines. Figure 5 is a schematic diagram of an embodiment of a display frame F530. The display frame F530 is generated by the image frame F510, and is generated in the scanning line of the image frame F 510. A scanning line is discarded every six scanning lines until the last scanning line. It can be seen from Figs. 4 and 5 that the display image of the display frame F430 in Fig. 4 is smoother than the display image of the display frame F 5 3 0 in Fig. 5. Therefore, the display frame generated by the NTSC signal adjusting unit 350a has better quality, and the quality of the display frame generated by the PAL signal adjusting unit 350b is less desirable. Therefore, the shadows 0758-A32643TWF; MTKI-06-396; brent 11 200820756 generated by the NTSC signal adjusting unit 350a are more suitable as the liquid crystal display panel 113 as a result. FIG. 6 is a hardware architecture diagram of an embodiment of the control circuit 233. The control circuit 233 includes a register 610, a selection control unit 630, a selector 650, the NTSC signal adjustment unit 350a, the PAL signal adjustment unit 350b, and a bypass unit 670. The selection control unit 630 receives a message indicating that the NTSC signal adjustment unit 350a, the PAL signal adjustment unit 350b or the bypass unit 670 is enabled to process the image frame received by the selector 650, and select < The control unit 630 outputs a control signal for controlling the selector 330 to transmit the received video frame to the NTSC signal adjusting unit 350a, the PAL signal adjusting unit 350b or the bypass unit 670 according to the received information. For example, if the received information indicates that the NTSC signal adjusting unit 350a is to be enabled and used to process the received video frame, the selection control unit 630 outputs a control signal to control the selector 650 to transmit the received video frame to the NTSC signal adjustment unit 350a. Other control methods of the selection control unit 630 can also be applied analogously, and will not be described herein. I For the description of the NTSC signal adjusting unit 350a, refer to the corresponding descriptions of Figs. 3 and 4. For the description of the PAL signal adjustment unit 3 5Ob, please refer to the corresponding descriptions of Figs. 3 and 5. After receiving each frame, the bypass unit 670 alternately discards half of the scan lines from the first scan line of the frame to reduce the resolution of an active area of each image frame, each of which The image frame includes an active area on the liquid crystal display panel 113 (shown in FIG. 2), wherein the active area has 234 scan lines. 0758-A32643TWF; MTKI-06-396;brent 12 200820756 - The method of real digital image money ^ 210 ( 2; ^^t #ϋ ^ ^ ^#' ^ ^ f' The execution of the road 233. Including the map =) The execution of the control power shown in Fig. 6 is for processing the image frame which is repeated by the - cycle of the two machines (1) f/L41. In step j, as shown in Figure 2, the image frame is received. In step S713, the NTSC system or the PAL system from the optical disk drive 111 disconnects the video frame to conform to NTSC, = line = ST, and the received shadow (four) includes the control circuit 23 in the bar graph: The frame is output to the 6th = 2nd unit to be enabled and used to process the received shirt image frame, and the received register is in the inner 2 of the active area in steps 2 to 2 of the second step 'The one containing 576 scan lines, broken by a scaling algorithm (scaling two m), rescaled to the active area containing the entire scan line. "The algorithm may be mathematically interpolated (mathematic two !—, Weighted waging or class, “κ” is based on a predetermined number of scan lines in the original scan line (for example, at least two scans of the 576 scan lines) Regenerate pixel values (such as luma and/or concentration chroma) to - target scan lines (such as one of 480 scan lines). Note that the scaling algorithm may consume storage capacity during scaling. 〇rage 0758-A32643TWF;MTKI-06-396;brent 13 200820756 In the case of the original scan line or the target scan line, the required storage capacity is not included in the adjustment of Figure 7 early 7L 33' to reduce hardware consumption. In step §, in the wide The contents of the active area of the scanning line and the 576th scanning line are replaced with blank data (M1). In the step coffee, the inner irC irC signal adjusting unit is enabled and used to process the received shirt image. The frame of the poor message is written into the temporary (four) S737 in Fig. 6, and the adjusted image frame is output to the (4) = ^ road plus for the step-by-step process. It should be noted that in the step 'be The image frame that has been rounded up will also be rotated out to the signal output device 250 of the signal of Fig. 2. The signal output device 25 adjusts the received image; the frame, sub-according to the price, the image frame conforms to the hidden system. As a result, the placed content is placed in the video frame, and then the adjusted (4) image frame is converted into TV_, and the TV money is transmitted to the TV. The eighth picture is a step by the image frame F810. A display frame F830 generated after 31 and 3733, and by Gu; Yu Zhuangyao _ heart and The display frame F 8 3 0 is a schematic diagram of a display frame F85 藉 by means of signal rotation = 250. A ninth figure is a flow chart of a consistent method for adjusting a digital image image according to the present invention. The method of adjusting the digital image signal is performed by an image generating device 21 (as shown in Fig. 2) and the control = 33 shown in Fig. 6. A cycle including the step _ to _ is repeated. The processing receives the (four) image frame by the light 111 (shown in Fig. 2). In step S9ii, an image frame from the optical disk drive (1) is received. In step S913 t, it is determined that the video frame conforms to the 14 〇 758-A32643TWF; MTKI-06-396; brent 200820756 NTSC system or pal system. If the received image frame is in accordance with the NTSC system, the method jumps to step S921, otherwise, the process goes to step S931. The description of step S921 is substantially the same as step S721. The content of an active area containing 576 scan lines in step S931 is rescaled to an active area containing 480 scan lines by a scaling/single method. In step S933, the contents of the active areas of the 469th line and the 576th scanning line are replaced with blank data. In step S935, the bypass single = 670 enabled in Fig. 6 is used to process the information of the received video frame and is written to the temporary register 61 in Fig. 6. In step S937, the adjusted image frame is output to the control circuit 233 of Fig. 6 for further processing. It is to be noted that, in step S937, the adjusted video frame is also output to the signal output device 25 of the signal Fig. 2. The signal output 1 is set to 250 to adjust the received image frame, and according to the result of detecting that the image frame conforms to the PAL system, the scaled content is placed in the image frame, and then the adjusted image frame is converted. The TV signal is transmitted and the τν signal is transmitted to a television. The first picture shows a display frame F1030 generated by an image frame F1〇1 after passing through steps S931 and S933, and a display adjusted by the signal output device 25〇 by the display frame F1〇3〇. Schematic diagram of frame F1050. Figure 11 is a hardware architecture diagram of another embodiment of the control circuit 233. The control circuit 233 includes a selection control unit m, a selector 650, the NTSC signal adjustment unit 35A, the pal signal adjustment unit 350b, and a bypass unit 670. Select control list 0758-A32643TWF; MTKI-06-396;brent 15 200820756 yuan 1110 to receive a plurality of video frames, and get the number of scan lines with the piano and your active: single:: The number of scan lines to be reached, in the middle of the ^ 70 1110 more roots, the control signal is rotated to control the selection 3:330: the received image frame is transmitted to the defeat signal = hOa U > AMf number adjustment unit 35 〇b or

The method for obtaining the number of effective scan lines is as follows; lit ί, if the number of valid scan lines in the image frame is complete, =: yuan: 11. Output control signal to control selector (4) transmission = :: box to the NTSC signal adjustment unit wins if the image is valid, the number of scan lines is 576 'Select control unit (1) 〇 output 4 signal to control the selector (4) transmit the received image frame Give the pAj: adjust early 350b. If the image frame is valid for scanning. The image frame received is sent to the bypass unit 67. About Ντ%信麦 Adjusting the single 7G 35Ga 2 please refer to Figure 3 and Figure 4 corresponding to the u description ^ For the description of the hidden signal adjustment unit fiber, please refer to the ^ 3 figure and the brother 5 figure and its corresponding description. Figure 12 is a flow diagram of an embodiment of a method of adjusting a digital image signal in accordance with the present invention. The method of adjusting the digital image signal is performed by an image generating device 2H) (as shown in Fig. 2) and an nth circuit, the circuit 233. The step S12U includes a repeated call for processing the image frame received by the optical disk drive lu (as shown in FIG. 2). At step S12U+, an image frame from the optical disk drive 111 is received. In step S1213, it is determined that the video message 758.A32643TWF; MTKI-06-396; brent 16 200820756 frame is in compliance with the NTSC system or the device. If the received image signal is received, the method jumps to step S1221, otherwise, the process goes to step S1231. In the cow oven ςι?01 + human heart Yao in the step S1221, the received image frame includes a control circuit 233 h consisting of 480 oil traces and actively exiting to the 11th figure. City j electricity 233. In step S122l, before the received image message is received, the number of the scan lines of the effective area of the video frame is 48 〇 of the information key of the AA. Text] Bay. Fl storage. In step si23l, a fortunate p containing 576 scan lines;

♦ The contents of the active field of the tongue red are taken into account by the aforementioned scaling/beauty A to be an active area containing 48 scan lines. In step S1233, the contents of the active area of the 481th scanning line and the first wound line are replaced with blank data. In step S1235, information indicating that the number of valid scan lines of the effective area of the video frame is 480 is stored in the active area. In addition, the format of the adjusted image frame may also be in the CCIr 656 format. Figure 13 is a schematic diagram of an embodiment of an image frame in a CCIR 656 format video stream. The image frame having the CCIR 656 format includes data for n scan lines, where η is the total number of scan lines in the active area. Each scan line is divided into four parts, including end of active video code (EAV code), blanking, and start of active video code (SAV code). And effective images. The active image area, such as one of 400a to 400n, is used to store pixel data on the sweeping cat line. Go back to the description of Figure 12. In step S1235, in the active area 0758-A32643TWF; MTKI-06-396; brent 17 200820756 - in the SAV eGde of the front strip scan line, all the indicated bits 5 481 576 4 within the SAV code of the field line Right less + do -, A, n,, ra ^ 4 _ 曰 疋 (enabled (8) is all set to 〇. Therefore, the selection control unit 111 in the figure u can borrow the number of f-active areas, within SAVeQde The number of enabled indication bits is used to obtain the number of scanning lines in the active area. In step S1237, the =: integer = edge frame is output to the control circuit M3 2 of the nth figure for further processing. It should be noted that, in the step, for example, the == image signal is also output to the signal of the second picture of the second and the H is f according to the method of the present invention for adjusting the digital image signal by the second two The method for adjusting the digital image signal is performed by the control circuit (4), including the step _ heart: the execution of the loop f repetition, for processing the image frame received by the optical disk drive (1) (eg, the second frame). In step S14u, an image frame is connected to the disc player 111. In step S14, the second frame is in accordance with the NTSC system. The image frame is the person NTSe ^ 糸 4. If the received NTSC system is received, the method jumps to the step and jumps to step S1431. In the step S1421, the frame includes the received image frame being input. == into an active area, and the number of valid scan lines of the control circuit 233 in the image is 彻 的 甙 。 。 。 。 。 。 。 〇 〇 〇 〇 〇 . . . . . . . . . . . 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇. MTKI-〇6.396;brent 18 200820756 二(四): Re-scaling to the active area containing 480 scan lines. In 433, in the strip scan line and the strip scan line: the content of the active area is replaced with blank data (blankdata ). At step

In step S1535, a valid scan line indicating the effective area of the video frame = information of 48 G is stored in the active area ((10) - coffee). ί , , , , 苐 13 picture of the shirt like a frame. In step $15, all the enabled bits in the SAVc〇de of the first 480 scan lines in the f-active region are set to, Γ, and 469 to 576 All indicator bits (enabiedbit) of the SAVc〇deR of the scan line are set to , , , , , . In step S1437, the adjusted video frame is output to the control circuit 233 of Fig. 11 for further processing. Further, it is to be noted that, in step S1437, the adjusted video frame is also output to the signal output device 25 of the signal Fig. 2. The digital image signal adjustment method and apparatus proposed by the present invention, or some of the parts thereof, may be implemented in the form of a computer program (computer instruction). The computer program (computer instruction) may be built in a storage medium, such as Floppy diskettes, CDs (CD_R〇MS), hard drives, firmware, or any other machine-readable storage medium. When the aforementioned computer program (computer command) is loaded and executed by a computer such as a computer, the machine loaded with the computer program (computer command) is converted into a device for implementing the present invention. Furthermore, the method and apparatus disclosed by the present invention can be transmitted by means of a computer program (computer command), such as an electric wire, a cable (cabie), an optical fiber (7) ber 0758-A32643TWF; MTKI-06-396; Brent 19 200820756 optics), and any other (w^less ^uMon) ΰ ^ command 谏 (4) electric fresh machine _ human listening stroke type (computer (computer instruction) machine that converts 匕 load computer program again, the present invention The method disclosed herein;;; the device of the present invention is also applied to a general purpose computer program (computer refers to the computer program of the processor (computer instruction); second / phase" At the time of providing the present invention, the software circuit has a 4-inch 疋 function. Although the present invention has been disclosed above in the specific embodiment, it is only for the sake of The technical content of the invention is not limited to the embodiment, and any person skilled in the art can make some modifications and refinements without departing from the spirit and scope of the invention. Protection The attached drawings are subject to the scope defined by the patent. [Simplified Schematic] FIG. 1 is a schematic diagram of an embodiment of a handheld multimedia player connected to a television through a connection line. A hardware architecture diagram of an embodiment of a handheld multimedia player in accordance with the present invention. Figure 3 is a hardware architecture diagram of an embodiment of a control circuit in accordance with the present invention. 0758-A32643TWF; MTKI-06-396; Brent 20 200820756 A schematic diagram of an embodiment of a display frame by the top and bottom of the three 'wood T:,., and the bottom of the video frame. The 4**1 is by every six scan lines. A schematic diagram of an embodiment of a display frame of a scan line of a scan line. ^6 is a hardware architecture diagram of another embodiment of the control circuit. - Figure 7 is a diagram of a method for adjusting a digital image signal according to the present invention. The flow chart of the consistent application is shown in the figure. The figure is a schematic diagram of a display frame generated by an image frame. The figure 9 is a flow chart of the method for adjusting the digital image signal according to the present invention. Generated by an image frame A schematic diagram of a display frame. FIG. 11 is a hardware architecture of another embodiment of the control circuit 233. FIG. 12 is a flow chart of an embodiment of a method for an image generation device to perform a digital image adjustment according to the present invention. Figure 13 is a schematic diagram of an embodiment of an image frame in a CCIR 656 format video stream. Figure 14 is a flow diagram of another embodiment of an image generating apparatus performing a method of adjusting a digital image signal in accordance with the present invention. Fig. [Main component symbol description] 110~Handheld multimedia player; 〇758-A32643TWF; MTKI.〇6-396;brent 21 200820756 111~CD player; 113~LCD panel; 130~TV; 210~image generation Unit; 230~ display module; 231~ signal input device; 233~ control circuit; 235~ drive circuit; 250~ signal output device; 310~select control unit; 330~ selector; 350a~NTSC signal adjustment unit; PAL signal adjustment unit; 610~ register; 630~select control unit; 650~selector; 670~bypass unit; 1110~select control unitϋ 0758-A3264 3TWF; MTKI-06-396;brent 22

Claims (1)

200820756 . X. Patent application scope: A method for adjusting a digital image signal, which is executed by the _ device to provide a plurality of images to the display module, including a first signal adjustment unit, a second signal: a single _ And a display panel, the method includes: receiving a first image frame early; adjusting the 'moving area 2' for an active area of the second image frame according to the response of the second signal adjusting unit Controlling the display module to prevent the first signal frame from adjusting the first image frame and generating a display image on the display panel; the TW frame is configured to output the second image frame to the display The module, the m-signal adjustment unit in the frame reduces the received-image frame resolution by alternately discarding the U-primary-half material scan line in the image signal to generate - Adjusting the image 2 and repeatedly discarding a line after every at least two of the scan lines until the scan line in the active area of the image frame is adjusted. , 1 wood 2. The method for adjusting a digital image signal as described in the scope of claim ii, wherein when the first video frame conforms to a first television, the first signal adjustment unit is configured to adjust the a first image air frame, and when the first image frame conforms to the second television system, the first signal adjustment unit is configured to adjust the first image frame, directly in the middle of the 758.A32643TWF; MTKI-06 -396;brent 23 200820756 • See the system as PAL TV system, the second TV season is transferred to the NTSC TV system. The method of the system is::: Adjust the digital image signal as described in item 1 of the patent scope, / , /, the display module is controlled to use the ^_ 'u whole unit' to adjust the resolution of the second video frame with the second c image frame, to generate a "m" in the "image" Lai towel's active area, spoon people', and == after the start of the scan line - the predetermined number of two: the beginning: before the birth in ^, L ^ the frame of the dark wood to produce the display of the video frame. In the step of clamping the display group, the adjustment unit is configured to adjust the image frame by an nickname, and the second second: == displays the active alpha in the image frame. :: The parent map is discarded by the parent, and the way in the scan lines is reduced. The resolution of the frame is used to generate the display image frame. In the step of controlling the display module, the second signal adjustment unit is enabled and used to process the second horse. The information of : is written into the temporary buffer of the display module, and the second shirt image frame is transmitted to the second signal adjusting unit. ~ No. 6. As stated in the patent costing! Adjusting the digital image signal 〇 758-A32643TWF; MTKI-06-396; brent 24 200820756 In the step of controlling the display module, I includes the active area ★ a plurality of valid scan lines - the first The second signal adjustment unit-(four) frame is transmitted to 7. The method described in the scope of claim i: M: the middle name 坰敕兮 seven ir < _ 』 is the literary shirt like the nickname spoon In the step of the content value of the domain, the content of the scan line of the ^ in the active area of the video-video frame is scaled to be the first-instance of the video frame. Also "inside - the content of the second number of scan lines; in the second number. - - 上一一夏大8 · A device for adjusting digital image signals, including · = model: including a first signal Adjusting unit. 唬 shoulder early and a display panel; and 1 〇-image generating device, facing the display module, receiving a = box 'and according to the second signal adjusting unit (4) = - shirt image frame The inner-quot;::^ brother of an active area avoids the first-signal adjustment unit pair Do not pull the group to the one-you-di-shirt-like frame adjustment, #奸颂不影像框框, used to display the second image frame to the display module; A signal adjustment unit 一半 亓 亓 亓 亓 : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : 35 whole video line 'until the adjusted picture frame is discarded - the last line in the active area of the sweep 〇758-A32643TWF; MTKI-06-396;brent 25 200820756 - scan line. Adjusting the digital video signal clothing, the middle and the younger video frame conform to a first television system: the:-signal adjustment unit is configured to adjust the first video message and although the first video frame In the case of the second television system, the first (four) adjusting unit is configured to adjust the first video frame. The digital video signal according to item 9 of the application (4) is applied to the clothing system, wherein the first television system For the pal television system, the second private video system is NTSC y. The digital image signal as described in item δ of the patent application 敫: set: ', the display module is controlled to use the second signal to adjust the early frame' to adjust the second image frame The second signal adjusting unit for generating the display image signal reduces the first resolution by generating a third image signal by alternately discarding the image frame in the scanning line half of the moving area. Blocking, and in the active area of the three video frames, discarding the trace line and the predetermined number of scan lines after the start scan line, to fit the back scan line and the last strip A predetermined number of scan lines of the scan line are used to generate the display image frame. The application of the patent = Patent 1 of the eighth item _ integer bit image signal 22 (4) 2 ° Hai image generation device control the display module uses the first unit for adjusting the second image frame to generate the image _ 'And · The second unit is replaced by the active area of the video frame - half of the scan lines in the way of 0758-A32643TWF; MTKl-06-396-b: 丨rent 26 200820756 lower the second The resolution of the image frame is 13.^〇, 5 students, and, and the staff are not shirts. Device, the stunned image signal element is to be:: η will indicate that the second signal adjustment order is to be used to process the second image display module - the register, thereby The second signal adjustment unit is written to the display. The brother-shirt is transmitted to the image. For example, please adjust the digital image as described in item 8 of the patent scope. The image generating device will indicate that the second image == the -number of information error cells of the valid scan line. The second video frame is transmitted to the second signal (4), as in the device of the patent application scope item μ, the adjusted digital image signal is displayed in a/including 234 scanning lines for It is indicated that the video frame is not displayed, and the number of scan lines included in the secret member of the (4) two video frame is 480 or 468. The adjusted digital image signal or the image generating device of the eighth aspect of the patent scope scales the content of the first-number of scan lines in the first video frame to the active with the second=! The second number of lines in the area and the number of 4 brothers is greater than the second number. The adjusted digital image signal described in item 16 of the patent scope is where the display panel includes a magical four scanning lines for 〇^8.A32643TWF; MTKl.06-396;brent