TWM253031U - Driving circuit for light emitting diode flat panel display - Google Patents

Description

Translated fromChinese

M253031 四、創作說明（1) 尤指一種具 【新型所屬之技術領域】 一種發光一極體平面顯示器之驅動電路’ 有多種驅動模式之發光二極體平面顯示器驅動電路。 【先前技術】 _ 隨著資訊科技的發展，發光二極體（led)不、$ 器逐漸成為電子應用產品中的主流，目前，大部，的 發光二極體平面顯示器常使用於廣告刊板、活動多制1f 、交通工具指示燈、大型戶外電視牆等等，藉由=到 二極體平面顯示器發光所產生的動畫及文字町以達，1 = 口 和宣導的效果，並且可以作為交通燈具之警示作用 此 ，對於商品廣告、活動宣導、即時訊息的資料傳遞/、”、、員不 有極大助益。 請參考第一圖，係為習知發光二極體平面顯示器之驅 動電路方塊圖。傳統之發光二極體平面顯示器驅動電路’ 通常連接一掃描驅動晶片2 2到顯示器2 0之複數列線（R卜 R2、R3· · · Rn)上，用來供應掃描訊號給該些列線（ΪΠ、 R2、R3··· Rn)，以及連接一資料驅動晶片24到顯示器2〇之 複，二線（C卜C2、C3··· Cn)上，用來供應資料訊號給該 =2 1 ( C1、C2、C3…Cn)。經由該掃描驅動晶片22歲該 資料驅動晶片24之控制動作，使得遠技认/曰日5仏、4 的顯示單元2 0 2動作、發光。 ；列線與行線之間 因此，傳統之發光二極體平面盈 用該些列線（R卜R2、R3··· Rn)進4示器驅動電路僅僅使 寻送，以進行發光M253031 IV. Creation instructions (1) Especially a driving circuit for a light-emitting monolithic flat-panel display with a new type of technical field. A light-emitting diode flat-panel driving circuit with multiple driving modes. [Previous technology] _ With the development of information technology, LEDs have gradually become the mainstream in electronic applications. At present, most LED flat displays are often used in advertising boards. , Activity multi-system 1f, traffic light, large outdoor TV wall, etc., by = to the animation and text generated by the flat display of the diode, 1 = the effect of mouth and propaganda, and can be used as The warning function of traffic lamps is not very helpful for product advertisements, event announcements, instant message data transmission, etc. Please refer to the first picture for the drive of the conventional light-emitting diode flat display. Circuit block diagram. Traditional light-emitting diode flat-display driver circuits' usually connect a scan drive chip 22 to a plurality of column lines (R, R2, R3, · · · Rn) of the display 20 to supply scanning signals to The column lines (ΪΠ, R2, R3 ... Rn), and a data driving chip 24 connected to the display 20, the second line (C2, C3, ... Cn) are used to supply data signals Giving this = 2 1 (C1, C 2. C3 ... Cn). The 22-year-old scan drive chip drives the control action of the chip 24, so that the remote display unit 2 of 2/4 can operate and emit light. Column and row lines Therefore, the conventional light-emitting diode planes use these column lines (R, R2, R3, ..., Rn) to enter the indicator driving circuit to only seek and emit light.

行線（d、C2、C3...Cn)做資料訊；：描動作 該些 %的偯# 丄v丄厶j 丄 M253031 四、創作說明（3) 【實施方式】 為了使 貴審查委員能更進一步瞭解本創作為達成預 定目的所採取之技術、手段及功效，請參閱以下有關本創 作之詳細說明與附圖，相信本創作之目的、特徵與特點， 當可由此得一深入且具體之瞭解，然而所附圖式僅提供參 考與說明用，並非用來對本創作加以限制者。 請參考第二圖，係為本創作發光二極體平面顯示器之 驅動電路方塊圖。如圖所示，顯示器1 〇上係由縱橫交錯之 該些列線（R卜R2、R3…Rn)以及該些行線（（Π、C2、C3 …Cn)交織而成，每一組交錯之列線和行線可以用來控制 一顯示單元，例如列線R丨和行線c 2可以用來控制顯示單元 1 0 2。再者，一列控制介面丨2與一行控制介面丨4係分別連 接到該些列線（r 1、r 2、R 3··· Rη)與該些行線（C 1、c 2、 C3··· Cn)，以及連接到一控制處理單元1 6。控制處理單元 1 6係傳送一模式控制訊號給該列控制介面丨2與該行控制介 面1 4，用以控制該列控制介面丨2與該行控制介面丨4之輸入 選擇切換。上述說明中該顯示單元係為一發光二極體 (LED)或為一有激發光二極體（〇LED)。 上述說明中’ 一掃描驅動晶片丨8係連接到該列控制介 面1 21该行控制介面1 4及該控制處理單元1 6，係接受控制 處，單元1 6之控制用以輸出一掃描訊號。以及，一資料驅 ϋ = 19係連接到該列控制介面1 2、該行控制介面1 4及該 控=處理單元16,係接受控制處理單元16之控制用以輸出 一資料訊號。Lines (d, C2, C3 ... Cn) do data communication ;: Describe the percentage of the 动作 # 丄 v 丄 厶 j 丄 M253031 IV. Creation Instructions (3) [Implementation Method] In order to make your review committee able To further understand the techniques, methods and effects adopted by this creation to achieve the intended purpose, please refer to the following detailed description and drawings of this creation. I believe that the purpose, characteristics and features of this creation can be in-depth and specific. Understand, however, the drawings are provided for reference and explanation only, and are not intended to limit the creation. Please refer to the second figure, which is the block diagram of the driving circuit of the LED display. As shown in the figure, the display 10 is formed by interleaving the column lines (R, R2, R3, ..., Rn) and the row lines ((Π, C2, C3, ..., Cn)). Each group is interlaced. The column line and the row line can be used to control a display unit, for example, the column line R 丨 and the row line c 2 can be used to control the display unit 102. Furthermore, a column control interface 2 and a row control interface 4 are separately Connected to the column lines (r 1, r 2, R 3 ... Rn) and the row lines (C 1, c 2, C3 ... Cn), and connected to a control processing unit 16; control The processing unit 16 sends a mode control signal to the row control interface 丨 2 and the row control interface 14 to control the input selection switching of the row control interface 丨 2 and the row control interface 丨 4. In the above description, the The display unit is a light-emitting diode (LED) or an excitation light-emitting diode (0LED). In the above description, 'a scan driving chip' 8 is connected to the column control interface 1 21 the row control interface 1 4 And the control processing unit 16 is a control receiving unit, and the control of the unit 16 is used to output a scanning signal; and a data driver ϋ = 19 is connected to the row of control interfaces 1 2, the row of control interfaces 14 and the control = processing unit 16, which is controlled by the control processing unit 16 to output a data signal.

四、創作說明（4) f有:電源供應單元17連接於控制介面12與控制處理 I ^泰 提供直流電源到該列控制介面12並且供應電 傳…至1 i,力。f源供應單元17進而根據控制處理單ί 16 ί 歹控制介面12之模式控制訊號，用以提供所需之 直沭電源到該些列線（M、R2、R3〜Rn) 而之 動模，；Γ三圖’係根據本創作之第-驅 陣列之顯示器1 〇為例。控制虚 1 Χ 4發光一極體 到該列控制介面12，並控制列抑广莫式㈣ 切換到第一直 ^制列控制"面12,使之輸入選擇 單元π所提供Γ H i，苐一直流電源CV1係由電源供應 片1 8，用以^ # # ρ β，制處理單元1 6控制該掃描驅動晶 ，功丨知描訊號到列控制介面12。根據掃_ 列控制介面1 2係將第一直产 根據柃描讯號 複的傳送至該些列線（R1直:2電:二電力依序並且重 介二時使！16傳送模式控制訊號到該行控制 f W 1W使輸選擇切換到資料驅動晶片1 9。資料嗯動 阳片19係提供有資料訊號（ 曰月19貝枓驅動 送至該些行線（C1、Γ9、r( S3、IS4)，並傳 並顯示。上ϋ % φ 、C3、C4)，以提供顯示器1〇發光 上述ΪΪΪ 該資料訊號係為電流訊號。 描，同時夢由行線^^器1〇之驅動係為列線進行掃 之驅動】Ϊ 資料訊號（IS1、W、Is3、IS4) 明配合第二圖，參考第 動模式電路示意圖，如=圖# :根.f本創作之第二驅 _所不，係以一 4 X 4發光二極體 、創作說明（5) 陣列之顯示器丨π^ ^ 到該行控制介面ίΛ 處理單元16傳送模式控制訊號 切換到-接地零電位f控二行控制介面“，使之輸入選擇 描驅動晶片18, 控制處理單元16控制該掃 該: = = 接地零電位G依序並且重複 介面^夺# ί f!處理單元16傳送模式控制訊號到該列控制 晶片⑽=資料驅動晶片19,資料驅動 至該些列線（1U、R2、° S Is2、Is3、Is4)，並傳送 顯示。 R2 R3、R4)，以使得顯示器10發光並 描，=ϊ = i此時顯示器10之驅動係為行線進行掃 ;驅=列線輸入資料訊號（Is1、Is2、Is3、⑽Fourth, the creation instructions (4) f: Power supply unit 17 is connected to the control interface 12 and the control process I. Thai provides DC power to the column of control interfaces 12 and supplies electrical transmission ... to 1 i, power. The f source supply unit 17 further controls the signal of the mode of the control interface 12 according to the control processing order 16 to provide the required direct power to the moving lines of the column lines (M, R2, R3 ~ Rn), ; Γ three pictures' is based on the creation of the first drive array display 10 as an example. Control the virtual 1 × 4 light-emitting monopole to the control interface 12 of the column, and control the column suppression mode. Switch to the first straight line control " plane 12, and make it input Γ H i provided by the selection unit π,苐 The DC power supply CV1 is powered by a power supply chip 18 for ^ # # ρ β, and the processing unit 16 controls the scan driving crystal, and the scanning signal is sent to the column control interface 12. According to the scan line control interface, 1 2 is to send the first line of output signals to these line lines (R1 straight: 2 power: two power in sequence and repeat the two time to make! 16 transmission mode control signal To this line, control fW 1W to switch the input selection to the data driver chip 19. The data 19 is provided with a data signal (said on the 19th month and driven to these lines (C1, Γ9, r (S3 , IS4), and transmit and display. Ϋ% φ, C3, C4) to provide the display 10 to light the above ΪΪΪ The data signal is a current signal. At the same time, the dream is driven by the drive line 10 The drive for scanning the line] Ϊ The data signals (IS1, W, Is3, IS4) will be used in conjunction with the second diagram, referring to the schematic diagram of the first mode of operation, such as = Figure #: root.fThe second drive of this creation_ 所 不It is a 4 X 4 light-emitting diode, a display of creation instructions (5) array 丨 π ^ ^ To the control interface of the row, the processing mode 16 transmission mode control signal is switched to the-ground zero potential f control two-row control interface " Let the input select the drive chip 18, and the control processing unit 16 control the scan: = = ground zero potential G in order And repeat the interface ^ 取! The processing unit 16 transmits the mode control signal to the row of control chips ⑽ = data driving chip 19, and the data is driven to the column lines (1U, R2, ° S Is2, Is3, Is4), and Send the display (R2, R3, R4) to make the display 10 glow and trace, = ϊ = i At this time, the drive system of the display 10 is scanned by line and line; drive = column line input data signals (Is1, Is2, Is3, ⑽

動模：dt;，參考第五圖，係根據本創作之第三驅 =式電路不思圖’如圖所示，係以一 4 X 陣列之顯不器1 0為例。控制虛 一木體 到該列控制介面丨2，ϋ _ 70傳送模式控制訊號 --i , ^ ^ ^ ^傳送至該些列線（R1、R2、R3、二—Dynamic mode: dt ;, refer to the fifth figure, which is based on the third drive = type circuit diagram of this creation. As shown in the figure, a 4 X array display device 10 is taken as an example. Control the imaginary body to the control interface of the column 丨 2, 70 _ 70 transmit mode control signal --i, ^ ^ ^ ^ to the column lines (R1, R2, R3, two—

V2係由電源供應單元17所提供。 第一直〜電源C 同時，控制處理單元1 6值】英 介面“，使之輸入選擇切換到接地號到該行控制 使得接地零電位G同時連接至該些二電(位 M253031 四、創作說明（6) 。此時’顯示器1 〇係為全發光狀態，並顯示 I電源上ΪΪ明：Μ此時顯示器1〇之驅動係為;;線輸入直流 驅動模式（係為全發光狀態）。 I 明配曰第一圖，參考第六圖，係根掳太A 1 動模式電路示意圖，如圖所示，係以—4 y乍之第四驅 陣列之顯示器1 〇為例。控制處理單元丨 ^一極體 |到該列控制介面12，並控制列控制介面式控制訊號 |切換到第二直流電源CV2，並將第二直流電 ^輸入選擇 時傳送至該些列線（Μ、R2、R3、R4) Λ、一之電力同V2 is provided by the power supply unit 17. The first has been ~ the power supply C. At the same time, the control processing unit 16 value] the English interface ", so that its input selection is switched to the ground number to the line control so that the ground zero potential G is connected to these two electric power (bit M253031 IV. Creation instructions (6). At this time, 'display 10' is in full light state, and the display shows I on the power supply: M at this time the drive system of display 10 is ;; line input DC drive mode (system is in full light state). I The first picture of Ming Matching, the sixth picture, is a schematic diagram of the A1 motion mode circuit. As shown in the figure, the display of the fourth drive array of 4 y is used as an example. The control processing unit 丨^ A polar body | Go to the column control interface 12 and control the column control interface type control signal | Switch to the second DC power source CV2 and send the second DC power ^ to the column lines (M, R2, R3 when the input is selected) , R4) Λ, the power of Yi

2係由電源供應單元} 7所提供。 弟—直流電源CV I同時，控制處理單元1 6傳送模式控制m I介面14,使之輸入選擇切換到接地 該行控制 第六圖所示，係為接地零電位瞇接至行净接點F，如 並且浮接點F連接到行線C4，此時，嗜線、C2、C3， 單元係不發光，而行線Π、C2、 之4連接之顯示 I光。 肩不早元係全發 上述說明中，此時顯示器10之驅動係 電源，同時行線依照控制訊號可選 j f輸入直流 |式。 及，予接之驅動模 综上所述，本創作之發光二極體平面領 路具有：列線進行掃描且同時行線輸入 ' t之驅動電 行掃描且同時列線輸入資料訊號、 叶=旒、行線進 時行線接地及列線輸入直流電源且 ^ J流電源且同 可選擇接地或浮接等驅動模式。 ^ 丁綠依照控制訊號 第10頁 M253031 四、創作說明（7) 因此，本創作係可以改善傳統發光二極體平面顯示器 之缺乏彈性的發光驅動方式，並可以在如廣告刊板、活動 宣導刊板、交通工具指示燈、大型戶外電視牆等等之實際 使用場所上，得到具有彈性、最經濟、最省電及最有效率 之發光控制。 惟，上述所揭露之圖式、說明，僅為本創作之實施例 而已，凡精于此項技藝者當可依據上述之說明作其他種種 之改良，而這些改變仍屬於本創作之創作精神及以下所界 定之專利範圍中。2 is provided by the power supply unit} 7. Brother—DC power supply CV I At the same time, the control processing unit 16 transfer mode controls the m I interface 14 so that its input selection is switched to ground. This line of control is shown in Figure 6. It is grounded to zero potential and connected to the line net contact F. For example, if the floating point F is connected to the row line C4, at this time, the cells of the philanthropy line, C2, and C3 do not emit light, and the line connected to the row line Π, C2, and 4 displays I light. In the above description, the drive of the display 10 is the power supply, and the line is optional according to the control signal. And, as mentioned above, the driving mode of the connected light emitting diode is as follows: the plane direction of the light-emitting diode of this creation has: scanning of the line and simultaneous input of the line and line; When the line is traveling, the line ground and the column line input DC power and ^ J current power and the drive mode such as ground or floating connection can be selected. ^ Ding Lu according to the control signal on page 10 M253031 IV. Creation instructions (7) Therefore, this creation can improve the inflexible light-emitting driving method of traditional light-emitting diode flat-panel displays, and can be used in advertising boards, events, etc. In practical use places such as bulletin boards, traffic lights, large outdoor TV walls, etc., flexible, most economical, most power-saving, and most efficient lighting control is obtained. However, the drawings and descriptions disclosed above are only examples of this creation. Those skilled in this art can make other improvements based on the above description, and these changes still belong to the creative spirit and Within the scope of patents defined below.

第11頁 M253031 圖式簡單說明 圖式說明： 第一圖係為習知發光二極體平面顯示器之驅動電路方塊 圖； 第二圖係為本創作發光二極體平面顯示器之驅動電路方 塊圖； 第三圖係根據本創作之第一驅動模式電路示意圖； 第四圖係根據本創作之第二驅動模式電路示意圖； 第五圖係根據本創作之第三驅動模式電路示意圖；及 第六圖係根據本創作之第四驅動模式電路不意圖。 圖號說明： 習知： 2 0顯示器 2 0 2顯示單元 2 2掃描驅動晶片 2 4資料驅動晶片 Rl、R2、R3—Rη該些列線 Cl、C2、C3··· Cη該些行線 本創作： 10顯示器 1 2列控制介面 1 4行控制介面 1 6控制處理單元 1 7電源供應單元 1 8掃描驅動晶片M253031 on page 11 Schematic description Schematic description: The first diagram is a block diagram of a driving circuit of a conventional light-emitting diode flat display; the second diagram is a block diagram of a driving circuit of a creative light-emitting diode flat display; The third diagram is a schematic diagram of the first driving mode circuit according to the present creation; the fourth diagram is a schematic diagram of the second driving mode circuit according to the present creation; the fifth diagram is a schematic diagram of the third driving mode circuit according to the present creation; and the sixth diagram is The fourth drive mode circuit according to this creation is not intended. Explanation of drawing number: Known: 2 0 display 2 0 2 display unit 2 2 scanning driving chip 2 4 data driving chip R1, R2, R3-Rη these column lines Cl, C2, C3 ... Cnn these row line books Creation: 10 displays 1 2 rows control interface 1 4 rows control interface 1 6 control processing unit 1 7 power supply unit 1 8 scan driver chip

第12頁 M253031 圖式簡單說明 1 9資料驅動晶片Page 12 M253031 Schematic Description 1 9 Data Drive Chip

Rl、R2、R3、R4該些列線 Π、C2、C3、C4該些行線 C VI第一直流電源 CV2第二直流電源R1, R2, R3, R4 these line lines Π, C2, C3, C4 these line lines C VI first DC power supply CV2 second DC power supply

Isl、Is2、Is3、Is4資料訊號 G接地零電位 F浮接點Isl, Is2, Is3, Is4 data signals G Ground zero potential F Floating contact

1IHH 第13頁1IHH Page 13

Claims (1)

Translated fromChinese

M253031 五、申請專利範圍 1. 一種發光二極體平面顯示器之驅動電路，用以控制一顯 示器，該顯示器係具有至少一顯示單元，該些顯示單元 分別連接對應之複數行線和複數列線，包括有： 一控制處理單元，用以輸出一模式控制訊號； 一掃描驅動晶片，連接於該控制處理單元，用以提供 一掃描訊號； 一資料驅動晶片，連接於該控制處理單元與該掃描驅 動晶片，用以提供一資料訊號； 一列控制介面，連接於該些列線、該控制處理單元、 該掃描驅動晶片及該資料驅動晶片，接收該模式控 制訊號，用以作訊號輸入列線之選擇切換；及 一行控制介面，連接於該些行線、該控制處理單元、 該掃描驅動晶片及該資料驅動晶片，接收該模式控 制訊號，用以作訊號輸入行線之選擇切換。 2. 如申請專利範圍第1項所述之發光二極體平面顯示器之 驅動電路，該些顯示單元係為發光二極體（LED)。 3. 如申請專利範圍第1項所述之發光二極體平面顯示器之 驅動電路，該些顯示單元係為有機發光二極體（OLED )° 4 ·如申請專利範圍第1項所述之發光二極體平面顯示器之 驅動電路，該資料訊號係為一電流訊號。 5 .如申請專利範圍第1項所述之發光二極體平面顯示器之 驅動電路，其中更有一電源供應單元，連接於該列控制 介面與該控制處理單元，用以提供直流電源到該些列線M253031 V. Application for patent scope 1. A driving circuit of a light emitting diode flat display for controlling a display, the display has at least one display unit, and the display units are respectively connected to corresponding plural row lines and plural column lines, It includes: a control processing unit for outputting a mode control signal; a scan driving chip connected to the control processing unit for providing a scanning signal; a data driving chip connected to the control processing unit and the scan driver A chip for providing a data signal; a column control interface connected to the column lines, the control processing unit, the scan driving chip and the data driving chip, and receiving the mode control signal for selection of signal input column lines Switching; and a line control interface connected to the line lines, the control processing unit, the scan driving chip and the data driving chip, and receiving the mode control signal for selection switching of signal input line lines. 2. According to the driving circuit of the light-emitting diode flat display as described in item 1 of the scope of patent application, these display units are light-emitting diodes (LEDs). 3. The driving circuit of the light-emitting diode flat display as described in the first item of the scope of the patent application, the display units are organic light-emitting diodes (OLED) ° 4 · The light-emitting as described in the first item of the scope of patent application The driving circuit of the diode flat display, the data signal is a current signal. 5. The driving circuit of the light-emitting diode flat display as described in item 1 of the scope of the patent application, wherein there is a power supply unit connected to the control interface of the row and the control processing unit to provide DC power to the rows. line第14頁 M253031 五、申請專利範圍 以及提供電路所需之電力。 6 .如申請專利範圍第5項所述之發光二極體平面顯示器之 驅動電路，其中該電源供應單元提供到該些列線之直流 電源，係為一第一直流電源。 7.如申請專利範圍第5項所述之發光二極體平面顯示器之 驅動電路，其中該電源供應單元提供到該些列線之直流 電源，係為一第二直流電源。 11^1 第15頁Page 14 M253031 5. Scope of patent application and power required to provide the circuit. 6. The driving circuit of the light-emitting diode flat display according to item 5 of the scope of the patent application, wherein the DC power provided by the power supply unit to the column lines is a first DC power. 7. The driving circuit of the light-emitting diode flat display according to item 5 of the scope of the patent application, wherein the DC power provided by the power supply unit to the lines is a second DC power. 11 ^ 1 p. 15