1323867 * 九、發明說明： 【發明所屬之技術領域】 本發明係關於一種液晶顯示器及其韌體更新方法，特 別關於一種以無線方式更新韌體程式碼之液晶顯示器及 • 其韌體更新方法。 % 【先前技術】 隨著多媒體技術迅速地發展，使用者對聲光設備的要 * 求也日漸增高。以往常用的陰極射線管類型的顯示器，由 於其體積過於魔大，在現今標榜輕薄短小的時代中，漸漸 已經不符合需求。因此，平面顯示器技術相繼被開發出 來，例如液晶顯示器，已漸漸成為未來顯示器之主流。通 常，液晶顯示器主要包括：一背光模組及一液晶面板模 組。如圖1A所示，液晶面板模組1係具有一驅動電路板 10，用以控制液晶面板之作動。另外，驅動電路板10上 φ 具有一記憶體11以及一微控制器12。其中，記憶體11係 儲存一程式碼（即一般所稱之韌體），此程式碼係為液晶 面板之控制程式或控制參數，而微控制器12係用以執行 記憶體11内之程式碼，以控制液晶面板顯示出晝面。 一般而言，業者會預先將程式碼儲存於記憶體11後， ' 再進行包裝以便出貨。但是當包裝後的液晶顯示器需要更 " 新程式碼時，則必須將包裝好的液晶顯示器拆箱取出後， 再將液晶顯示器接上電源，並且藉由一傳輸線連接一電腦 2之傳輸埠21與液晶面板模組1之傳輸埠13(例如： 6 1323867 • RS232)，以更新記憶體11内之程式碼，十分不便。或如 圖1B所示，藉由傳輸線與治具14連接一電腦2之傳輸埠 21與液晶面板模組1之傳輸埠13(例如：RS232)，以更新 記憶體11内之程式碼，此方式還需多連接一治具14，對 • 於韌體更新更是不便。此外，上述之更新方式，僅能一對 • 一進行更新，因此當更新之液晶顯示器數量很多時，會使 得整體維護成本提高。 因此，如何提供一種液晶顯示器及其韌體更新方法， ® 以解決上述之問題，正是當前重要的課題之一。 【發明内容】 有鑑於上述課題，本發明之目的為提供一種以無線方 式更新程式碼之液晶顯示器及其韌體更新方法。 緣是，為達上述目的，依本發明之液晶顯示器係與一 外部之無線讀寫裝置配合，無線讀寫裝置係發送一無線電 φ 波，液晶顯示器係包括一無線收發單元、一儲存控制單元 以及一電源單元。其中，無線收發單元係接收無線電波以 產生一電能；儲存控制單元其係儲存有一程式碼；電源單 元係與儲存控制單元電性連接，電源單元係具有一開關元 件，當開關元件利用電能開啟後，電源單元係提供電力至 儲存控制單元，且無線收發單元更新儲存控制單元之該程 式碼。 緣是，為達上述目的，依本發明之液晶顯示器之韌體 更新方法，其中液晶顯示器包括一無線收發單元、一儲存 7 1323867 .控制單元及一電源單元，儲存控制單元係儲存有一程式 碼，減更新方法包括了列㈣：無線收發單元接收一外 部之無線電波，且依據無線電波產生一電能並回覆來自無 線項馬裝置之询問说號，電源單元依據電能而提供一電 … 力；以及更新儲存控制單元之程式碼。 • 承上所述，因依本發明之液晶顯示器及其韌體更新方 法，其係藉由無線方式進行更新，而不需要額外的傳輸 線，並且不需要將包裝好之液晶颟示器拆箱取出並接上電 源，即可進行韌體更新。與習知技術相比較，本發明可降 低維修人力及維修時間’以達到降低生產成本之功效。 【實施方式】 以下將參照相關圖式，說明依本發明較佳實施例之液 晶顯示器及其韌體更新方法。 請參閱圖2A所示，為本發明較佳實施例之液晶顯示 鲁 器之不意圖。本實施例之液晶顯不器3係與一外部之無線 讀寫裝置4相配合。 其中，無線讀寫裝置4係為一射頻辦識讀寫器（Radio Frequency Identification Reading/Writing Apparatus) 〇 此 外’無線讀寫裝置4具有一天線（圖中未示），無線讀寫裝 置4係透過天線發送出一無線電波41，以進行資料傳輸。 • 本實施例之液晶顯示器3係包括一無線收發單元31、 一儲存控制單元.32以及一電源單元33。 其中’無線收發單元31係為一射頻辦識收發器（Radi〇 8 13238671323867 * IX. Description of the Invention: [Technical Field] The present invention relates to a liquid crystal display and a firmware updating method thereof, and more particularly to a liquid crystal display for wirelessly updating a firmware code and a firmware updating method thereof. % [Prior Art] With the rapid development of multimedia technology, users' demands for sound and light equipment are increasing. In the past, cathode ray tube type displays, which were used in the past, have become too large in size, and have gradually failed to meet the demand in the era of being light and short. Therefore, flat panel display technologies have been developed, such as liquid crystal displays, which have gradually become the mainstream of future displays. Generally, a liquid crystal display mainly includes: a backlight module and a liquid crystal panel module. As shown in FIG. 1A, the liquid crystal panel module 1 has a driving circuit board 10 for controlling the operation of the liquid crystal panel. Further, φ on the drive circuit board 10 has a memory 11 and a microcontroller 12. The memory 11 stores a code (generally referred to as a firmware), which is a control program or control parameter of the liquid crystal panel, and the microcontroller 12 is used to execute the code in the memory 11. To control the LCD panel to display the surface. In general, the operator will store the code in memory 11 in advance, and then package it for shipment. However, when the packaged liquid crystal display requires a newer code, the packaged liquid crystal display must be unpacked and then the liquid crystal display is connected to the power supply, and the transmission of the computer 2 is connected by a transmission line. It is very inconvenient to update the code in the memory 11 with the transmission port 13 of the liquid crystal panel module 1 (for example, 6 1323867 • RS232). Or as shown in FIG. 1B, the transmission line 21 and the fixture 14 are connected to the transmission port 21 of the computer 2 and the transmission port 13 of the liquid crystal panel module 1 (for example, RS232) to update the code in the memory 11 in this manner. It is also necessary to connect a fixture 14 to make it more inconvenient for firmware update. In addition, the above update method can only be updated one-to-one, so when the number of updated liquid crystal displays is large, the overall maintenance cost is increased. Therefore, how to provide a liquid crystal display and its firmware update method, ® to solve the above problems is one of the most important issues at present. SUMMARY OF THE INVENTION In view of the above problems, an object of the present invention is to provide a liquid crystal display that updates a program code in a wireless manner and a firmware updating method thereof. Therefore, in order to achieve the above object, the liquid crystal display according to the present invention cooperates with an external wireless read/write device, and the wireless read/write device transmits a radio φ wave, and the liquid crystal display includes a wireless transceiver unit, a storage control unit, and A power supply unit. The wireless transceiver unit receives the radio wave to generate a power; the storage control unit stores a code; the power unit is electrically connected to the storage control unit, and the power unit has a switching element, and when the switching element is powered on, The power unit supplies power to the storage control unit, and the wireless transceiver unit updates the code of the storage control unit. The method for updating the firmware of the liquid crystal display according to the present invention, wherein the liquid crystal display comprises a wireless transceiver unit, a storage unit 7 1323867, a control unit and a power unit, and the storage control unit stores a code. The de-update method includes the column (4): the radio transceiver unit receives an external radio wave, generates an electric energy according to the radio wave and replies to the inquiry number from the wireless item device, and the power unit provides an electric power according to the electric energy; Update the code of the storage control unit. • As described above, the liquid crystal display and the firmware updating method thereof according to the present invention are updated by wireless, without requiring an additional transmission line, and it is not necessary to unpack the packaged liquid crystal display. And connect the power supply to perform firmware update. Compared with the prior art, the present invention can reduce maintenance manpower and maintenance time to achieve the effect of reducing production costs. [Embodiment] Hereinafter, a liquid crystal display and a firmware updating method thereof according to a preferred embodiment of the present invention will be described with reference to the related drawings. Please refer to FIG. 2A, which is a schematic diagram of a liquid crystal display device according to a preferred embodiment of the present invention. The liquid crystal display 3 of this embodiment is coupled to an external wireless read/write device 4. The wireless read/write device 4 is a Radio Frequency Identification Reading/Writing Apparatus. In addition, the wireless read/write device 4 has an antenna (not shown), and the wireless read/write device 4 transmits The antenna transmits a radio wave 41 for data transmission. The liquid crystal display 3 of the present embodiment includes a wireless transceiver unit 31, a storage control unit 32, and a power supply unit 33. The 'wireless transceiver unit 31 is a radio frequency transceiver (Radi〇 8 1323867)
Frequency Identification Transceiver)。請參閱圖 3 所示， 無線收發單元31係有一天線311 (例如一線圈）、一射頻前 端單元312、一中頻濾波器3Π、一調節器、一充電幫 浦315、一控制益316、一時脈產生器317以及一電源控 制器318。無線收發單元31係透過天線接收無線讀寫裝置 4所發送之無線電波41，並且調節器314及充電幫浦315 依據無線電波41產生一電能，時脈產生器317依據無線 電波41產生一 B·^•脈彳g说’使得無線收發單元31獲得電 能，以便進行後續作動。 儲存控制單元32包括一記憶體321、一微控制器 (Micro Control Unit, MCU)322 以及一影像縮放器 (Scalar)323。其中，記憶體321係儲存有一程式碼（即所 謂勤體），此程式碼係可為液晶顯示器.3之控制程式或控 制參數。本實施例中’記憶體321可為一快閃記憶體(Flash Memory)、一可消除程式化唯讀記憶體（Erasable Programmable Read-Only Memory)或一 電子式可清除程式 化唯讀記憶體（Electrically Erasable Programmable Read-Only Memory) ° 當然，於另一實施例中，請參閱圖2B所示，儲存控 制單元32也可以只有一記憶體321 ’寫入時則利用無線收 發單元31内之控制器316來對記憶體321進行更新程式 寫入的動作。另外’再一實施例，如圖2C所示，儲存控 制單元32也可以只有一微控制器322,而微控制器322中 則具有一記憶體。 . 9 微控制器322係用以執行記憶體321内之程式碼，並 '之日日顯示器3顯示晝面之資料，而影像縮放器323係 作為進行谂θ a _ 一 夜日日顯不器3之影像處理之用。 此外’電源單元33係盥儲存控制單元32電性連接， 電源單元2 q 、 u 1:53係具有一開關元件331以及一電池332。本實 施例中， " 電池332係為一可充電之電池。 69包裝好之液晶顯示器3需要進行韌體更新時，不需 ^將包I好的液晶顯示器3拆箱取出。只要使液晶顯示·器 、緣讀寫裝置4相距適當的範圍，無線收發單元31之 天、線311即可接收無線電波41，並且依據無線電波41而 產生電能及時脈信號，並且電源控制器318會將電能送至 '原單元3 3以進行後續作動。另外，無線收發單元31會 。卜。卩之無線讀寫裝置4進行碟認程序（Handshaking)，確 &序可能包含：記憶體狀況、欲載入更新之韌體版本與 JL·石畫隹 1寺’待確認程序完成後，開關元件331係利用電能 開啟並導通，使電源單元33之電池332提供電力至儲存 控制單元32。 此時’無線讀取裝置4利用無線電波41送出一更新 用之程式碼，無線收發單元31則接收更新用之程式碼並 傳送至儲存控制單元32之微控制器322，而微控制器322 接收電池332之電力以更新記憶體321内之程式碼，即可 達到以無線方式更新程式之目的。 須注意者，雖然前述提到本實施例之液晶顯示器3中 的記憶體321、微控制器322及影像縮放器323係為各別 之單一元件，但是益不 故器323可整合於同—曰於此。微控制器322及影像縮 是，記憶體321可為^曰片再外接一記憶體321 ;或 像縮放器323電性連^空制器322内建之記憶體，再與影 器322外掛之記情'I，另夕卜，記憶體321也可為微控制 可再整合於同—二亚且微控制器322及影像縮放器323 請參閱圖可以減少元件伯用之面積。 法明較佳實蘭之減更新方 液晶顯示器3上=之 方法係可實施前述之 線頃寫裝置4。本實施例之韌體更新 法包括下列步驟： ， 步驟SOI :外部之無線讀寫裝置4透過天線發送出一 無線電波41 ’其中無線電波41可包括-詢問指令。 步驟S02:液晶顯示器3之無線收發單元31接收此無 線電波41，並且無線收發單元31依據無線電波41產生一 電能。此外無線收發單元31會依據RFID通訊協定回覆詢 • 問指令，以完成確認程序。 步驟S03 :電源單元33依據電能而提供一電力，當開 關元件331依據電能而開啟後，使電池332送出電力至儲 存控制單元32。 步驟S〇4:檢查儲存控制單元32是否可更新記憶體内 321之程式碼。 步驟S〇5 :當可更新記憶體321之程式碼時’無線收 發單元31送出一確認信號至無線讀寫裝置4。 步驟S06 :無線讀寫裝置4接收確認信號後，即透過 1323867 天線送出一更新用之程式碼。 步驟S07 :微控制器322係接收電源單元内所提供之 電力，以更新記憶體321内之程式碼。 步驟S08 :當記憶體321内之程式石馬更新完成後，無 線收發單元31送出一檢查碼至無線讀寫裝置4，即完成韌 體更新之動作，其中檢查碼係為一循環冗餘檢查碼（c^leFrequency Identification Transceiver). Referring to FIG. 3, the wireless transceiver unit 31 is provided with an antenna 311 (for example, a coil), a radio frequency front end unit 312, an intermediate frequency filter 3A, a regulator, a charging pump 315, a control benefit 316, and a temporary time. The pulse generator 317 and a power controller 318. The wireless transceiver unit 31 receives the radio wave 41 transmitted by the wireless read/write device 4 through the antenna, and the regulator 314 and the charging pump 315 generate an electric energy according to the radio wave 41, and the clock generator 317 generates a B according to the radio wave 41. ^• Pulse g says 'to enable the wireless transceiver unit 31 to obtain power for subsequent operations. The storage control unit 32 includes a memory 321, a Micro Control Unit (MCU) 322, and an image scaler (Scalar) 323. The memory 321 stores a code (that is, a service body), and the code can be a control program or a control parameter of the liquid crystal display . In this embodiment, the memory 321 can be a flash memory, an Erasable Programmable Read-Only Memory, or an electronically erasable stylized read-only memory ( Electrically Erasable Programmable Read-Only Memory) ° Of course, in another embodiment, as shown in FIG. 2B, the storage control unit 32 may also use the controller in the wireless transceiver unit 31 when only one memory 321 'writes. 316 is an operation of writing an update program to the memory 321 . Further, in another embodiment, as shown in Fig. 2C, the memory control unit 32 may have only one microcontroller 322, and the microcontroller 322 has a memory. 9 The microcontroller 322 is used to execute the code in the memory 321 , and the day display 3 displays the data of the face, and the image scaler 323 is used as the 谂 θ a _ one day display 3 For image processing. Further, the power supply unit 33 is electrically connected to the storage control unit 32, and the power supply unit 2 q , u 1:53 has a switching element 331 and a battery 332. In this embodiment, the " battery 332 is a rechargeable battery. 69 When the packaged LCD 3 needs firmware update, it is not necessary to unpack the liquid crystal display 3 of the package I. As long as the liquid crystal display device and the edge read/write device 4 are separated from each other, the radio wave unit 41 can receive the radio wave 41 and generate the electric energy and time pulse signals according to the radio wave 41, and the power source controller 318. Power will be sent to 'Original Unit 3 3 for subsequent action. In addition, the wireless transceiver unit 31 will. Bu.卩 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线 无线Element 331 is powered on and turned on, causing battery 332 of power unit 33 to provide power to storage control unit 32. At this time, the wireless reading device 4 sends a program code for updating by using the radio wave 41, and the wireless transceiver unit 31 receives the code for updating and transmits it to the microcontroller 322 of the storage control unit 32, and the microcontroller 322 receives the code. The power of the battery 332 can be updated by wirelessly updating the program by updating the code in the memory 321 . It should be noted that although the memory 321 , the microcontroller 322 and the image scaler 323 in the liquid crystal display 3 of the present embodiment are referred to as separate single components, the benefit 323 can be integrated in the same manner. herein. The microcontroller 322 and the image is condensed, and the memory 321 can be externally connected to a memory 321; or the scaler 323 can be electrically connected to the internal memory of the 322, and then externally connected to the 322. In fact, 'I, in addition, the memory 321 can also be micro-control can be re-integrated in the same - two sub-and the microcontroller 322 and image scaler 323. Please refer to the figure to reduce the area of the component. The method of the preferred embodiment of the liquid crystal display 3 can be implemented by the above-described line writing device 4. The firmware update method of this embodiment includes the following steps: Step SOI: The external wireless read/write device 4 transmits a radio wave 41' through the antenna, wherein the radio wave 41 can include an inquiry command. Step S02: The wireless transceiver unit 31 of the liquid crystal display 3 receives the wireless wave 41, and the wireless transceiver unit 31 generates an electric energy based on the radio wave 41. In addition, the wireless transceiver unit 31 will reply to the inquiry command according to the RFID communication protocol to complete the confirmation process. Step S03: The power supply unit 33 supplies a power according to the electric energy. When the switching element 331 is turned on according to the electric energy, the battery 332 sends the electric power to the storage control unit 32. Step S4: Check if the storage control unit 32 can update the code of the memory 321 . Step S5: When the code of the memory 321 can be updated, the wireless transceiver unit 31 sends an acknowledgment signal to the wireless read/write device 4. Step S06: After receiving the confirmation signal, the wireless read/write device 4 sends an update code through the 1323867 antenna. Step S07: The microcontroller 322 receives the power provided in the power unit to update the code in the memory 321 . Step S08: After the update of the program in the memory 321 is completed, the wireless transceiver unit 31 sends a check code to the wireless read/write device 4, that is, the firmware update operation is completed, wherein the check code is a cyclic redundancy check code. (c^le
Redundancy Check，CRC)。Redundancy Check, CRC).
如上述即可得知，本發明之液晶顯示器及其韌體更新 方法係藉由無線方式進行更新程式。並且不需要額外的傳 輸線’也*需要將包裝好之液晶顯_拆箱取出與接上電 源，即可藉自無線絲裝置㈣送之祕電波進行減更 新。 另外，本發明之液晶顯示器及其勤體更新方法，更可 -次對數個液晶顯示器進行減更新。請參閱圖5所示， 為數個液晶顯示器3與一無線讀寫装置4配人之示音圖。 由於每個液晶顯示器3之無線收發單元都設：有=的钥 識碼ddentification Code)，因此無線讀寫裳置*可 數個無線收發單元31進行韌體更新 擾，其減更新方法如前述，在此不 ^不〜成开 乂賢述。 法 線 源 承上所述，因依本發明之液晶顯 其係藉由無線方式進行更新，而，其勒體更新力 並且不需要將包裝好之液晶顯示而要額外的傳輕 即可達到以無線方式進行㈣更^箱取出以接上1 之目的。盘習知本 術相比較’本發明可降低維修人力及 /、 ·" &、·隹修時間，以達到1¾ 12 1323867 低生產成本之功效。另外，本發明可同時對數個液晶顯示 器（一對多）進行韌體更新，更可有效降低維修成本。 以上所述僅為舉例性，而非為限制性者。任何未脫離 本發明之精神與範疇，而對其進行之等效修改或變更，均 應包含於後附之申請專利範圍中。 【圖式簡單說明】 0 圖1A為習知之液晶顯示器與一電腦配合使用之示意 圖； 圖1B為習知之液晶顯示器與一電腦配合使用之另一 不意圖； 圖2A為本發明較佳實施例之液晶顯示器與一無線讀 寫器配合使用之示意圖； 圖2B為本發明另一實施例之液晶顯示器與一無線讀 寫器配合使用之示意圖； φ 圖2C為本發明再一實施例之液晶顯示器與一無線讀 寫器配合使用之示意圖； 圖3為本實施例之無線收發單元之方塊示意圖； 圖4為本發明較佳實施例之韌體更新方法之流程圖； 以及 圖5為數個液晶顯示器與一無線讀寫裝置配合之示意 圖。 元件符號說明： 13 1323867 1_液晶面板核組 10- 電路板 11- 記憶體 12- 微控制器 ‘ 13-傳輸埠 . 14-治具 2-電腦 21-傳輸埠 3 -液晶顯不益 31- 無線收發單元 311- 天線 312- 射頻前端單元 313- 中頻濾波器 314- 調節器 315- 充電幫浦 φ 316-控制器 317- 時脈產生器 318- 電源控制器 32- 儲存控制單元 32L·記憶體 * 322-微控制器 ' 323-影像縮放器 33- 電源單元 331-開關元件 1323867As described above, the liquid crystal display and the firmware updating method of the present invention are updated by wireless means. And there is no need for an extra transmission line. Also, you need to unpack and connect the packaged LCD display to the power supply, and then you can use the wireless wave device (4) to send the secret wave to reduce the update. In addition, the liquid crystal display of the present invention and the method for updating the physical body thereof can be further updated with a sub-logarithm number of liquid crystal displays. Please refer to FIG. 5, which is a sound diagram of a plurality of liquid crystal displays 3 and a wireless read/write device 4. Since the wireless transceiver unit of each liquid crystal display 3 is provided with: a key identification code), the wireless reading and writing device can perform firmware update disturbances on the plurality of wireless transceiver units 31, and the method for updating the update is as described above. In this case, no, no, no, no, no, no. The source of the normal source is as described above, because the liquid crystal display according to the present invention is updated by wireless, and its refreshing power does not need to be packaged liquid crystal display and additional light can be achieved. Wireless (4) to remove the box to connect to the purpose of 1. Compared with the present invention, the invention can reduce the maintenance manpower and /, ·"& repair time, to achieve the low production cost of 13⁄4 12 1323867. In addition, the present invention can perform firmware update on several liquid crystal displays (one-to-many) at the same time, and can effectively reduce maintenance cost. The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the present invention are intended to be included in the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1A is a schematic view of a conventional liquid crystal display used in conjunction with a computer; FIG. 1B is another schematic view of a conventional liquid crystal display used in conjunction with a computer; FIG. 2A is a preferred embodiment of the present invention; 2B is a schematic diagram of a liquid crystal display used in conjunction with a wireless reader/writer; FIG. 2B is a schematic diagram of a liquid crystal display and a wireless reader/writer according to another embodiment of the present invention; FIG. 2C is a liquid crystal display according to still another embodiment of the present invention. FIG. 3 is a block diagram of a wireless transceiver unit of the present embodiment; FIG. 4 is a flowchart of a method for updating a firmware according to a preferred embodiment of the present invention; and FIG. 5 is a plurality of liquid crystal displays and A schematic diagram of a wireless read/write device. Component symbol description: 13 1323867 1_LCD panel core group 10 - Circuit board 11 - Memory 12 - Microcontroller ' 13 - Transmission 埠. 14 - Fixture 2 - Computer 21 - Transmission 埠 3 - LCD display not beneficial 31- Wireless Transceiver Unit 311 - Antenna 312 - RF Front End Unit 313 - IF Filter 314 - Regulator 315 - Charging Pump φ 316 - Controller 317 - Clock Generator 318 - Power Controller 32 - Storage Control Unit 32L · Memory Body * 322 - Microcontroller ' 323 - Image Scaler 33 - Power Supply Unit 331 - Switching Element 1323867
332-電池 4-無線讀寫裝置 41-無線電波 SOI〜S08-韌體更新方法之流程步驟 15332-Battery 4-Wireless Reader 41-Radio Wave Process Steps for SOI~S08- Firmware Update Method 15