200830230 九、發明說明： 【發明所屬之技術領域】 本發明涉及一種電子裝置。 【先前技術】 當前，對於教育的重視程度，使很多家庭對於嬰幼兒進行早期教 育，因此，很多家庭利用白板書寫數位、漢字、英語等内容，對家裏 的小朋友進行教育和輔導。但是這種方式對於小朋友來說，非常單調 枯燥，毫無樂趣可言，無法吸引小朋友的注意力，更不能吸引小朋友 主動學習。 現有技術中，電子白板即可如普通的白板一樣實現書寫，又可通 過光學掃描或電子感麟对，實現對書寫内容自鱗人到電腦，或 =出至印表機等。例如中國大陸CN細51_5_·2《一種智慧互動式 電I白板》中提!?，電子白板包括超聲波式、電磁式、電阻式。由於 其而要對書寫内容進行自動識別，所以其感測部分的機械結構、電路 、、、:構相對複雜，成本高。電子自板_般應用於企事業單位、機關、學 校，用於會議、教育培訓之中。 【發明内容】 互勤，要目的是：提供―種充滿趣味性、寓教育于玩樂中的 互動式电子學習白板及其運作方法。 白板的，本發明提出—種互動式電子學習白板，包括， 二:ι附件、一影音播魏置、-識別運算單元;該識別 文字、、字母、^ ί連接；該貼附件表面標示可包括不同的 白板本體上設置有二立:形等，並具有不同之電性參數值;所述 附件貼附_定位格上日±t奴位格喊置有導電觸點；當該貼 守，、表面標示依序組成某特定字義或含義之 5 200830230 2或子歧，賴騎算單元預觸軸 產生不同之魏錢或/和不同之電驗餘 = 關之 附件實現字元顯示與字 不同之電氣錢或/和不同之電氣信號值放衣置根據 多媒體播並播放出來，如此可達成细同^子㈣予凡組相 元輸入合一之特徵 ^ίΐ：Γ：™ 的互動式電子學習自板，所述不同之電氣錢或/和不同之電 ―遗值，經轉換為所述多媒體檔之存取索引值，作為存㈣ 几或字碰相關之乡媒龍畴儲健。配合白 的 鍵，相同之字元或字元組可產生不同的索引值，以存取與該 元組相關但不同内容層級之多媒體檔。 …上述的互動式電子學習白板，所述影音播放裝置包括讀卡電路， 當根據所賴附件產生之索引值讀取多舰標時，可優先通過所述讀 卡電路至外掛存儲卡中尋找，若其中無相關多媒體檔時，再至影音ς 放裝置内建的R〇]VU戈FLASH中·;因此使用者可方便替換或^曾 字元或字元組的對應多媒體檔。 曰 上述的互動式電子學習白板，所述影音播放裝置包括MP3/4Mp4 音視頻編解碼主電路、鍵盤電路、揚聲器，所述鍵盤電路、揚聲器分 別與所述音視頻編解碼主電路電連接；所述鍵盤電路的按鍵安裝于所 述白板本體的表面或側框；所述揚聲器安裝于所述白板本體的表面或 側框。所述影音播放裝置包括讀卡電路，與所述音視頻編解碼主電路 電連接；所述讀卡電路的記憶體擴展槽安裝于所述白板本體的表面或 側框；用於插接存儲卡。 上述的互動式電子學習白板，所述識別運算電路包括編碼器、A/D 轉換器’所述編碼器、A/D轉換器的輸出端分別與所述影音播放裝置 電連接，所述編碼器、A/D轉換器的各輸入端分別引出一一對應的若 干組電觸點’並設置于所述白板本體表面的定位格内；當所述貼附件 6 200830230 内時，該貼附件上所嵌人之不同參數值電子元件通 同=懸、鳩職騎輸人端，由此朗運算出不 >數值私子7〇件產生之不同電信號值，產生不同之索引值。 阻或數值之電子元件可為電 件正面標示有不同的文字、數位、字母、舰、辭彡中的一種斤 5種以上’背面具有磁性吸引力，所述不同參數值之電子元件的二 "而分別引出—導電區’設置於背面，麟與所述白板本體上定位格内 之電觸點接觸導通。 所述貼附件包括面層、基層、軟性磁鐵層、PCB電路板；所述面 層貼附於所述基層上，其表面標示有不同的文字、數位、字母、符號、 圖形中的-種或-種以上；所述軟性磁鐵層貼附於所述基層的另一 面，所述PCB電路板嵌於所述軟性磁鐵層，其包括電阻，從該電阻二 端分別引接出第-導電區、第二導電區，用於分別與所述白板本體上 定位格内之電觸點接觸導通。 或所述貼附件包括面層、基層、磁粒、PCB電路板；所述面層貼 附於所述基層上，其表面標示有不同的文字、數位、字母、符號、圖 形中的一種或一種以上；所述磁粒、PCB電路板嵌於所述基層另一面， 所述PCB電路板包括電阻、第一導電觸點、第二導電觸點，用於分別 與所述白板本體上定位格内之電觸點接觸導通。 上述的互動式電子學習白板，還包括一人體感測電路，與所述影 音播放裝置電連接；當其感測到人體資訊時，可由所述影音播放裝置 自動播放多媒體資訊；該多媒體資訊可為一段留言，或對應白板本體 定位格上貼附的貼附件的相關資訊。 同時，本發明提出了一種互動式電子學習白板的運作方法，包括 如下步驟： 1)當貼附件貼附於互動式電子學習白板之白板本體的特定位置上 7 200830230 時’貼附件表面標示依序組成某特定之字元或字元組，表述特定之 字義或含義； 2) 互動式電子學習白板之識別運算單元識別該貼附件之不同參數值 之電性參數，並產生不同之電氣信號或/和不同之電氣信號值； 3) 互動式電子學習白板之影音播放裝置根據不同之電氣信號或/和 不同之電氣信號值，取出對應之多媒體檔，將該特定的字義或含義 用多媒體方式播放出來。 上述的運作方法，不同標示之該貼附件嵌上不同參數值之電子元 件，表現為不同之電性參數。所述不同之電氣信號或/和不同之電氣信 ，值經轉換為所述多媒體槽之存取索引值，作為存取與所述字元或 一、、且相關之夕媒體槽的存儲位址。配合設置於互動式電子學習白板 3板，體亡不同按鍵，相同之字元或字元組可產生不同的索引值， =子取與该字凡或字元組相關但不同内容層級之多媒體槽。當根據所 =貼附件產生之索引值讀取多媒體標時，可優先 旦置2卡電路至外掛存儲卡中尋找，若其中無相關多媒體槽時再ί 或新增中尋找;因_者可方便替換 母、，所述特定之字元或字元組包括但不限於英文字 電子數料料，該字元或字元缝可成為互動式 採用^或/和電。所細參觸子元件可 合及/和包感，或其中之一；優選為電阻。 供並上的方案’本發明的互動式電子學習白板’除了提 能外，當某貼附件吸附于該白板上時，透過位於該 特定之字元或字元^^個或多個該貼附件，並依序組成某 所相關之資放模組中，直接存取該字元組 息等。 夕媒體方式播放該字元組所相關之影、音信 8 200830230 ^貼附件之意義及外觀可包括字母、文字、數位、及 圖形等，當其被吸附于白板上的指定位 個: ，所表述的字義或含義被通過影音播放模 二;=、數雜育、輔導，由於相關的播放資訊可以事先6士 5錄衣成則小朋友的故事、歌曲等形式，使使財伽時，、了。 可以吸引小朋友主動把玩，將教育與玩耍融為-體。由於: ”者=本發_電子學f白板之間始終是互_，參與者並非一味被 動接受，因此，學習效果更佳。 —本發明由於可以外接存儲裝置，因此，可以提供海量的學 内容’内容可以不斷地從網路上載更新，也可以自己錄製内容 母親的聲音與小朋友進行互動，更加能夠吸引小朋友。 %本發鴨過結構、功能誠進增設，還可以實現其他功能：通過 設置人體熱釋感測H，t感知到有人走近時，可以自動播放白板吸附 的目標物上的内容，以加強小朋友的記憶；或利用其留言，在感測到 其他人回來後，自_放出留言來。設置測試模式可實現對參與者的 測試，比如，當本發明的白板播放出一個英語單詞時，可以在規定時 間内測評參與者是否在白板上正確組合出了該單詞。 寸 本發明的互動式電子學習白板，除了提供普通白板的書寫功能 外，貼附件貼附上白板本體的步驟，既相當於輸入一個鍵盤鍵值，= 同時直接將該鍵盤代表的字母、數位、符號等顯示出來，同步實現輸 入與顯示的功能。 1 本發明的互動式電子學習白板，可以作為電子詞典之用，直觀地 進行單詞查找，非常方便快捷。 【實施方式】 下面通過具體的實施例並結合附圖對本發明作進一步詳細的描 200830230 實施例一： 請參考圖1所示，本例的互動式電子學習白板包括白板本體丨、貼 附件2、可插SD卡的MP3播放農置、一識別運算單元。該播放裝置 的電路結構請參考圖2所示，包括一 MP3編解碼主電路1〇1、快閃記 憶體FLASH 102、一 SD讀卡電路103、音效電器1〇4、揚聲器3〇1、 麥克風32、一電源電路105、及一鍵盤電路1〇8。識別運算單元包括一 A/D轉換态106、一編碼器107 ’該編碼器1〇7可採用3對8編碼器， 編碼器107、A/D轉換器106的輸出端分別與Mp3編解碼主電路1〇1 電連接，編碼器107、A/D轉換器1〇6的各輸入端分別引出一一對應的 若干組電觸點，並設置于白板本體表面的定位格n内。Mp3播放裝置 的主要電路可以直接採用包括唯讀記憶體R〇M、SD讀卡電路、音效 電路的集成晶片，比如SIGMATEL公司的STMP3410晶片，其電路原 理圖請芩考圖9所示。延伸記憶體相當於給娜3播放裝置增加記憶體 容量，可以有CF卡、SM卡、MMC卡、SD卡等多種選擇。該白板主 體具備磁性吸附力。MP3播放裝置的主要部分内置於白板本體之内， 其中S‘D ft卡電路的記憶體擴展槽％設置于白板主體_邊框，鍵盤 包括聲音增大”鍵31卜“聲音減小鍵” 312、“錄音”鍵313、“開 關”鍵3M、“播放”鍵315、“發送，，鍵316，設置于白板主體正面 上部，揚聲器包括左揚聲器301、右揚聲器3〇2，分置於白板主體正面 上部的二側。麥克風32設置於上部中間。 電源電路可以採用外置的電源模組，也可以採用—次性的驗性電 池’或可充電電池配合充電電路。 、，白板本體正面還設置有二個信號顯示燈：〇N/〇FF綠色LED燈， 常按2秒關機，綠色LED滅，或無任何動作下超過1〇分鐘自動關機， 需再按開_重酬啟；紅色LED燈，按錄音鍵職，表示進入錄音 狀態，再按一次錄音鍵，紅色LED燈熄，表示錄音停止。 每次錄音時’自動產生-個難’聲音格式為·3，可將音效標 案存至外掛之SD卡，播案名稱可由使用者自行設定。聲音增大鍵與聲 200830230 音減小鍵在按時可同時發出“终，，的聲音，作為調整聲音之提醒。 _請參考圖3、圖4所示，貼附件2的結構包括面層2卜基層22、 :石=载層23、pcB電路板24，面層21可採用薄木板或紙板，印刷 士邑机4豔奪目的％個字母、〇〜9、加號“+”、減號“_，，、等號“二” ί旦ί面與基層21用膠水#合；基層22可採用泡棉或泡沫塑料，可 山里；夕重嚴，軟性磁鐵層23 一面與基層用膠水粘合，PCB電路板24 軟性磁鐵層23的背面°PCB電路板24上設有貼片電阻24卜第-二私區/一42、第二導電區243，貼片電且241二端分別與第-導電區 鋼爲導電區243連接。第一導電區242、第二導電區243採用覆 。本例共採用39個不同阻值之電阻，用於區分上述的％個字母、 0〜9、加號“+” 、減號“_，，、等號“=，，等。 一丘工作原理··請結合圖1、圖2所示，白板本體1上設置有定位格n， 、/、有12個，每個定位格上設置有二個電觸點。貼附件〕其依 $鐵層23與白板本體的磁性吸引力，被刺于白板本體攸位格上 :’貼附件2上貼片電阻二端與定位格上的電觸點連接，貼片電阻被 路編碼ϋ與A/D轉換器之間_空位置，與編碼賴趟轉換 輸人電路。當標示不同文字、字母、符號、數位的貼附件被 ==疋位格上時，實質上為連接㈣阻值之電阻；或#有多個標示 一子母付號、數位的貼附件被貼附在定位格上時，實質上是多個 被接人；由此’輸人電路可對應產生出不同之位址或編碼， P3^解碼主電路偵剩該位址或編碼，可直接讀取出侧的音效槽 茱:或者當觀鍵餘下時，發送至刪編解駐電路内置 =之位址，該位址之聲音播放出來。當多個電阻同時放置時^下 1送鍵日守可由FLASH β建多個位址或編碼之相比對後 址’發送至外掛阳卡内的相對之位址或檔案名稱，亦可 引值直接到SD卡中直接取出，將該位址中存儲之聲音播放出來。 合欲=示Β❸貼附件被貼在定位格上時，本電子學習白板 4出該字母的讀音；當繼續貼上“〇，，時，會發出字母“〇”的讀音； 200830230 接上貼上“Y”時，會發出字母“γ”的讀音；再按一下“播放，，鍵時， 本電子學習白板會發出英語單詞“BOY”的讀音，並作出相關解釋。 如果父母希望用自己的聲音與自己的孩子互動，或是不滿意内置的解 釋說明，可以用自己的聲音對單詞詞義作解釋，還可以配一個相關的 小故事、兒歌等，錄音後存儲在SD卡内。當“B”、“0，，、“γ”二 個貼附件被正確貼附在定位格後，按下“發送，，鍵，可以調出插接在 電子白板本體側框的讀卡槽内的SD卡内預錄存的Mp3音效檔案，將 該單詞的讀音、詞義、小故事播放出來。如此可以提高小朋友的學習 興趣，使學習不再單調枯燥，而是充滿樂趣。 本例的互動式電子學習白板還可以對小朋友進行數學啟蒙教育， ，如，當在定位格上順序貼上“ 1+2=，，四個貼附件後，讓小朋友給出 答案’當小朋友將正確答案“3”貝占附件貼上去後，相應的反映該阻值 的信號被MP3主電路核對確認後，播放出一段掌聲和鼓勵，或者是一 段優美的音樂、兒歌等；如果答案不正確，則反出提示音。 本例還設置有測試模式，可實現對使用者的測試。比如，當本例 的互動式電子學f自板触出—健語單靖，&果使用者能在規定 時間用正翻蘭件在白_定位格上出來，聽分；如果不能 在規定時肋完成或不能正確完成，則提示錯誤並給出正確的答案； 由此測評參與者是否掌握了該單詞。 本例可以配合白板上的不同按鍵,可產生不同的索引值，以存取愈 該字元組相關但不_容層級之多舰職。如配合按下“播放，:、 則直，至内建的職或FLASH，將相關地址的音效檀案播放出 ^ ’如酉^按下發送，，鍵時，則根據該索引值查找到孔細中的相 再根據雜址舰從外掛的SD卡巾取出多雜標，並播 實施例二： 12 200830230 感測器33 ’當感知到有人走近時’可以自動播放白板本體吸附的貼附 件上對應的内容，以加強小朋友的記憶。還可以其作留言， 測到其他人回來後，自動播放出留言來。 請參考圖7、圖8所示，本例的貼附件2包括基體25、pcB電路 板26、磁鐵S極27卜磁鐵N極272 ;基體25為一空心的塑膠制長方 印刷不同文字、字母、符號、數位等，pcB電路板％$極 磁拉27卜N極磁粒272分別嵌於基體25的背面；pCB電路板％ 有貼片電阻26卜第-導電觸點262、第二導電觸點加，第一導電觸 電觸點263分別連接貼片電阻261的二端，略高於基體 表面（目視不明顯）’用於與白板本體上的定位格内的電觸點接 ”，除了採用上述的不同電阻阻值來表示不同的字母、 J二數，雜人值外，還可輯用其他電子元件，如科同之電 來表示。白板本體除了賤雜吸5丨力外，還 =’ 件物h定位格上^ -電觸點、軸件上的第—導電區、H 上的 符 種安排配合，只要利於導電區的導電面積可以作各 置，可以防止被倒置‘=5 ，還可以採取非對稱的設 狀 結構可以作不_^==的，’貼附件的具體形 普通白板，將每個餘格設置為-U 了以疋不具備磁性吸引力的 可以將多個不同的貼附件Α成、’、=衣、凹槽，直接與貼附件凹凸配合。 儲位址 件口成—個’以構成某個索引值，對應某個存 【圖式簡單說明】 的外形結構示意圖； 的電路結構示意圖； 圖1為本發明實施例一 圖2為本發明實施例_ 13 200830230 圖3為本發明實施例一的貼附件結構示意圖之一； 圖4為本發明實施例一的貼附件結構示意圖之二； 圖5為本發明實施例二的外形結構示意圖； 圖6為本發明實施例二的電路結構示意圖； 圖7為本發明實施例二的貼附件結構示意圖之一； 圖8為本發明實施例二的貼附件結構示意圖之二； 圖9為本發明實施例所採用的一種現有MP3編解碼主電路的電路結 構示意圖。 【主要元件符號說明】 14200830230 IX. Description of the Invention: [Technical Field of the Invention] The present invention relates to an electronic device. [Prior Art] At present, the emphasis on education has led many families to educate infants and young children. Therefore, many families use whiteboards to write digital, Chinese characters, English and other content to educate and counsel the children at home. However, this method is very boring for the children, has no fun at all, can not attract the attention of the children, and can not attract children to take the initiative to learn. In the prior art, the electronic whiteboard can be written like an ordinary whiteboard, and can be realized by optical scanning or electronic sensation, and can realize the writing content from the scale to the computer, or to the printer. For example, China's CN fine 51_5_·2 "a smart interactive electric I whiteboard" mentions!, the electronic whiteboard includes ultrasonic, electromagnetic, and resistive. Because of the automatic recognition of the written content, the mechanical structure, circuit, and structure of the sensing portion are relatively complicated and costly. The electronic self-board is generally used in enterprises, institutions, and schools for conferences, education, and training. [Summary of the Invention] The purpose of mutual diligence is to provide an interactive e-learning whiteboard that is full of fun, educational and playful, and its operation method. The whiteboard, the present invention proposes an interactive electronic learning whiteboard, including: two: ι attachment, a video broadcast Wei set, - recognition operation unit; the identification text, letters, ^ ί connection; the attachment surface label may include Different whiteboard bodies are provided with two vertical shapes: shape and the like, and have different electrical parameter values; the attachments are attached to the _ positioning grid on the day ± t slave position screaming with conductive contacts; when the sticking, The surface marks sequentially form a specific meaning or meaning of 5 200830230 2 or sub-discrimination. The pre-touch axis of the Lai riding unit generates different Wei Qian or / and different electrical inspections = the attachment of the key to achieve the character display is different from the word Electrical money or / and different electrical signal values are placed and played according to the multimedia, so that you can achieve the same characteristics as ^ (4) to the input of the unit group element input ^ίΐ:Γ:TM interactive e-learning from The board, the different electrical money or / and different power - the value of the value, converted into the access index value of the multimedia file, as the storage (four) or word touch related to the local media Long domain storage. With the white key, the same character or character group can produce different index values to access multimedia files associated with the tuple but at different content levels. The above-mentioned interactive electronic learning whiteboard, the video playback device includes a card reading circuit, and when the multi-ship is read according to the index value generated by the attached accessory, the card reading circuit can be preferentially searched to the external memory card. If there is no related multimedia file, then the R〇]VUGo FLASH built into the audio and video playback device; therefore, the user can conveniently replace or replace the corresponding multimedia file of the character or the character group. The interactive electronic learning whiteboard, the audio and video playback device includes an MP3/4Mp4 audio and video codec main circuit, a keyboard circuit, and a speaker, and the keyboard circuit and the speaker are respectively electrically connected to the audio/video codec main circuit; The button of the keyboard circuit is mounted on a surface or a side frame of the whiteboard body; the speaker is mounted on a surface or a side frame of the whiteboard body. The video playback device includes a card reading circuit electrically connected to the audio/video codec main circuit; a memory expansion slot of the card reading circuit is mounted on a surface or a side frame of the whiteboard body; and is used for plugging a memory card . In the above interactive electronic learning whiteboard, the recognition operation circuit includes an encoder, an A/D converter, an encoder, and an output of the A/D converter, which are respectively electrically connected to the video playback device, the encoder Each input end of the A/D converter respectively leads to a corresponding number of sets of electrical contacts 'and is disposed in a positioning grid on the surface of the whiteboard body; when the attached component 6 200830230 is attached, the attached accessory Incorporating different parameter values of electronic components with the same = hanging, squatting and riding the human end, thus calculating the different electrical signal values generated by the non-value value of the private component, resulting in different index values. The electronic component of resistance or value can be marked with different characters, digits, letters, ships, and recitals on the front side of the electrical component. More than 5 kinds of plastics on the back side have magnetic attraction, and the electronic components of the different parameter values are two " And respectively, the conductive region is disposed on the back surface, and the collar is in contact with the electrical contact in the positioning grid on the whiteboard body. The attachment comprises a surface layer, a base layer, a flexible magnet layer, and a PCB circuit board; the surface layer is attached to the base layer, and the surface thereof is marked with different characters, digits, letters, symbols, graphics, or - the above-mentioned soft magnetic layer is attached to the other side of the base layer, the PCB circuit board is embedded in the soft magnet layer, and includes a resistor, and the first conductive region is respectively connected from the two ends of the resistor The two conductive regions are respectively in contact with the electrical contacts in the positioning grid on the whiteboard body. Or the attachment comprises a surface layer, a base layer, a magnetic particle, a PCB circuit board; the surface layer is attached to the base layer, and the surface is marked with one or a combination of different characters, digits, letters, symbols, and graphics. The magnetic particle and the PCB circuit board are embedded on the other side of the base layer, and the PCB circuit board includes a resistor, a first conductive contact, and a second conductive contact for respectively positioning with the whiteboard body. The electrical contacts are in contact with conduction. The interactive electronic learning whiteboard further includes a human body sensing circuit electrically connected to the audio and video playback device; when the human body information is sensed, the multimedia information can be automatically played by the audio and video playback device; the multimedia information can be A piece of message, or information about the attached attachment attached to the whiteboard body. At the same time, the present invention proposes an interactive e-learning whiteboard operation method, which comprises the following steps: 1) When the attachment is attached to a specific position of the interactive whiteboard body of the interactive electronic learning whiteboard 7 200830230 Form a specific character or character group to express a specific meaning or meaning; 2) The interactive computing unit of the electronic learning whiteboard identifies the electrical parameters of the different parameter values of the attached accessory and generates different electrical signals or And different electrical signal values; 3) The interactive audio-visual playback device of the electronic learning whiteboard retrieves the corresponding multimedia file according to different electrical signals or/and different electrical signal values, and plays the specific meaning or meaning in multimedia mode. . In the above operation method, the electronic components with different parameter values are embedded in the attached accessories, which are different electrical parameters. The different electrical signals or/and different electrical signals are converted into access index values of the multimedia slot as access addresses of the media slots of the access or the character or the associated media slot . It is set in the interactive e-learning whiteboard 3 board, and the different characters or characters can generate different index values. The sub-subjects the multimedia slots that are related to the word or the character group but different content levels. . When the multimedia tag is read according to the index value generated by the attached sticker, the 2 card circuit can be preferentially placed in the external memory card for searching, and if there is no related multimedia slot, then the search or the new search is possible; In place of the parent, the particular character or group of characters includes, but is not limited to, an English word electronic number material, and the character or character slot can be interactively employed by ^ or / and electricity. The fine parametric element can be combined with/and packaged, or one of them; preferably a resistor. The solution of the above-mentioned interactive e-learning whiteboard of the present invention, in addition to the energy-saving whiteboard, when the attachment is attached to the whiteboard, through the attachment or the attachment of the specific character or character And sequentially forming a related resource placement module, directly accessing the character group information, and the like. The media mode plays the shadows and audio messages related to the character group. 200830230 The meaning and appearance of the attachments may include letters, characters, digits, graphics, etc., when they are attached to the specified position on the whiteboard: The meaning or meaning of the word is played through the video and audio mode; =, number of breeding, counseling, because the relevant playback information can be in advance of 6 士 5 recording into the children's story, songs and other forms, so that the wealth of time, and. It can attract children to take the initiative to play, and integrate education and play into the body. Because: "者=本发_电子学f whiteboard is always mutual _, the participants are not passively accepted, therefore, the learning effect is better. - The present invention can provide a large amount of learning content because of the external storage device 'Content can be continuously uploaded from the Internet, you can also record the mother's voice to interact with the children, more able to attract children. % Benfa duck structure, function and integrity, can also achieve other functions: by setting the human body The pyroelectric sensing H, t senses that when someone approaches, the content on the object adsorbed by the whiteboard can be automatically played to enhance the memory of the child; or the message is used, and after the other person is detected, the message is released from the _ The test mode can be used to test the participants. For example, when the whiteboard of the present invention plays an English word, it can be measured within a predetermined time whether the participant correctly combines the words on the whiteboard. Interactive e-learning whiteboard, in addition to providing the writing function of an ordinary whiteboard, attaching the attachment to the whiteboard body It is equivalent to inputting a keyboard key value, = directly displaying the letters, digits, symbols, etc. represented by the keyboard, and simultaneously realizing the functions of input and display. 1 The interactive electronic learning whiteboard of the present invention can be used as an electronic dictionary. The present invention is further described in detail below with reference to the specific embodiments and the accompanying drawings. 200830230 Embodiment 1: Please refer to FIG. 1 for the interactive electronic example of this example. The learning whiteboard includes a whiteboard body 贴, a sticker attachment 2, an MP3 player farm capable of inserting an SD card, and a recognition operation unit. The circuit structure of the playback device is shown in FIG. 2, including an MP3 codec main circuit 〇1. Flash memory FLASH 102, an SD card reading circuit 103, an audio device 1〇4, a speaker 3〇1, a microphone 32, a power supply circuit 105, and a keyboard circuit 1〇8. The recognition operation unit includes an A/D conversion State 106, an encoder 107' The encoder 1〇7 can employ a 3-to-8 encoder, and the outputs of the encoder 107 and the A/D converter 106 are respectively electrically connected to the Mp3 codec main circuit 1〇1. The input terminals of the encoder 107 and the A/D converter 1〇6 respectively lead to a plurality of corresponding electrical contacts, and are disposed in the positioning grid n on the surface of the whiteboard body. The main circuit of the Mp3 playback device can be directly Using an integrated chip including read-only memory R〇M, SD card reader circuit, and sound effect circuit, such as SIGMATEL's STMP3410 chip, the circuit schematic is shown in Figure 9. The extended memory is equivalent to the Na 3 playback device. Increase the memory capacity, you can have CF card, SM card, MMC card, SD card, etc. The whiteboard body has magnetic adsorption. The main part of the MP3 player is built into the whiteboard body, where S'D ft card circuit The memory expansion slot % is set in the whiteboard body_frame, the keyboard includes the sound increase button 31, the "sound reduction button" 312, the "record" button 313, the "switch" button 3M, the "play" button 315, "send" The key 316 is disposed on the upper front surface of the whiteboard main body, and the speaker includes a left speaker 301 and a right speaker 3〇2, and is disposed on two sides of the upper front surface of the whiteboard main body. The microphone 32 is disposed in the middle of the upper portion. The power circuit can use an external power module, or a secondary-acceptable battery or a rechargeable battery with a charging circuit. There are two signal display lights on the front of the whiteboard main body: 〇N/〇FF green LED light, often press 2 seconds to turn off, green LED is off, or automatically turn off after more than 1 minute without any action, you need to press _ Re-received; red LED light, press the recording key, indicating to enter the recording state, press the recording button again, the red LED lights out, indicating that the recording stops. Each time the recording is performed, the 'Automatically Generated - Difficulty' sound format is ·3, and the sound effect standard can be saved to the external SD card. The name of the broadcast can be set by the user. Sound increase key and sound 200830230 The sound reduction key can simultaneously emit the "final, sound" as a reminder to adjust the sound. _Please refer to Figure 3 and Figure 4. The structure of the attached attachment 2 includes the surface layer 2 Base layer 22, stone = carrier layer 23, pcB circuit board 24, surface layer 21 can be made of thin wood or cardboard, printing gravitation machine 4 colorful letters, 〇 ~ 9, plus "+", minus "_,,, and the equal number "two" ί ί 面 与 基 基 基 基 ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; , PCB circuit board 24, the back side of the soft magnet layer 23, the PCB circuit board 24 is provided with a chip resistor 24b - the second private area / a 42, the second conductive area 243, the patch is electrically and the 241 ends are respectively - The conductive zone steel is connected by a conductive zone 243. The first conductive region 242 and the second conductive region 243 are covered. In this example, a total of 39 resistors with different resistance values are used to distinguish the above-mentioned % letters, 0~9, plus sign "+", minus sign "_,,, and equal sign" =,, and so on. Working principle of one hill. Please refer to Fig. 1 and Fig. 2, the whiteboard body 1 is provided with positioning grids n, /, and there are twelve, and each of the positioning grids is provided with two electrical contacts. Attached to the device] according to the magnetic attraction of the iron layer 23 and the whiteboard body, it is punctured on the whiteboard body: "The attachment of the two resistors on the attachment 2 is connected to the electrical contacts on the positioning grid, and the chip resistor The path is coded between the A and the A/D converter _ empty position, and the code is converted to the input circuit. When a sticker with different characters, letters, symbols, and digits is marked as == 疋 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , When attached to the positioning grid, it is essentially a plurality of connected people; thus the 'input circuit can generate different address or code correspondingly, and the P3^ decoding main circuit detects the address or code, which can be directly read. The sound effect slot on the output side: or when the key is left, it is sent to the address where the built-in circuit is deleted, and the sound of the address is played. When multiple resistors are placed at the same time, the lower 1 send key can be used by FLASH β to build multiple addresses or codes compared to the back address 'send to the relative address or file name in the external card. Directly take it out to the SD card and play the sound stored in the address. When the attachment is displayed on the positioning grid, the electronic learning whiteboard 4 reads the letter; when it continues to be labeled "〇,, the pronunciation of the letter "〇" is pronounced; When "Y", the pronunciation of the letter "γ" will be emitted; when the "Play," button is pressed again, the e-learning whiteboard will pronounce the English word "BOY" and explain it. If parents want to interact with their children in their own voices, or are dissatisfied with the built-in explanations, they can use their own voice to explain the meaning of the words, and can also be accompanied by a related story, children's songs, etc., recorded and stored in SD. Card inside. When the two attachments "B", "0,", "γ" are correctly attached to the positioning grid, press the "Send," button to insert the card slot inserted in the side frame of the electronic whiteboard body. Pre-recorded Mp3 sound file in the SD card, play the pronunciation, meaning, and story of the word. This can improve the children's interest in learning, so that learning is no longer monotonous and boring, but full of fun. In this case, the interactive e-learning whiteboard can also carry out mathematics enlightenment education for children. For example, when “1+2=, four attachments are attached to the positioning grid, the children will be given an answer” when the children will After the correct answer "3" is attached to the attachment, the corresponding signal reflecting the resistance value is checked by the MP3 main circuit for verification, and a piece of applause and encouragement is played, or a beautiful piece of music, children's songs, etc.; if the answer is incorrect, In this case, a test mode is also provided, which can be tested on the user. For example, when the interactive electronic f of this example is touched from the board - Jianyu Shanjing, & If the rib is not completed or cannot be completed correctly at the specified time, if the rib is not completed or the correct answer is completed, the correct answer is given; This example can be used with different keys on the whiteboard to generate different index values to access more of the character groups related to the character group but not to the level. If you press "Play, :, then straight, to Built-in The job or FLASH, the audio address of the relevant address will be played out ^ 'If 酉 ^ press to send, when the key, then according to the index value to find the phase in the hole fine, according to the SD card from the external ship Take out the miscellaneous standard and broadcast the second embodiment: 12 200830230 The sensor 33 'when the person is approached, 'can automatically play the corresponding content on the attachment attached to the whiteboard body to strengthen the memory of the child. It can also be used as a message to detect that other people come back and automatically play a message. Referring to FIG. 7 and FIG. 8 , the attachment 2 of the present example comprises a base body 25, a pcB circuit board 26, a magnet S pole 27 and a magnet N pole 272. The base body 25 is a hollow plastic rectangular printing different characters and letters. , symbol, digit, etc., pcB circuit board%$ pole magnetic pull 27b N pole magnetic particles 272 are respectively embedded on the back side of the base body 25; pCB circuit board% has a chip resistor 26b first-conductive contact 262, second conductive touch Dot, the first conductive electric contact 263 is respectively connected to the two ends of the chip resistor 261, slightly higher than the surface of the substrate (not visually obvious) 'for electrical contact with the positioning grid on the whiteboard body", except The above different resistance values are used to indicate different letters, J two numbers, and other miscellaneous values. Other electronic components can also be used, such as the same electric power. The whiteboard body is not only noisy and sucking 5 丨, but also = 'Parts h positioning grid ^ - electrical contacts, the first conductive area on the shaft, the arrangement of the H on the arrangement, as long as the conductive area of the conductive area can be set, can be prevented from being inverted '= 5, It is also possible to adopt an asymmetric design that can be used as a _^== Shaped ordinary whiteboard, each of the residuals is set to -U. If there is no magnetic attraction, a plurality of different attachments can be made into, ', = clothes, grooves, and directly fit with the attachments and bumps. FIG. 1 is a schematic diagram of a circuit structure of a certain address value, which corresponds to a certain index value; FIG. 1 is an embodiment of the present invention. 13 is a schematic structural view of a patch attachment according to a first embodiment of the present invention; FIG. 4 is a second schematic structural view of a patch attachment according to a first embodiment of the present invention; FIG. FIG. 7 is a schematic structural diagram of a patch attachment according to a second embodiment of the present invention; FIG. 8 is a second schematic structural diagram of a patch attachment according to a second embodiment of the present invention; FIG. A schematic diagram of the circuit structure of a conventional MP3 codec main circuit used. [Main component symbol description] 14