經濟部智慧財產局員Η消費合作社印製 506220 A7 _ _ B7 五、發明說明（1) 【發明之目的】 本發明係提供一種電視終端裝置及電視終端通信系統 ，以及電視會議系統，係相關電視電話終端或電視會議終 端等類之電視終端裝置，詳言之，係一種可在母畫面中顯 不t畫面的電視終端裝置，以及利用其之電視終端通信系 統與電視會議系統。 【技術背景】 按，習知有提供一種可在母畫面中，顯示如1/9尺 寸之子畫面的電視終端裝置，而該子畫面係屬動畫顯示者 。在此類習知的電視終端裝置中，使用者本身可選擇在母 畫面中所欲顯示內容，及在子畫面中所欲顯示的內容。此 外，使用者亦可選擇子畫面顯示在畫面上的位置（具體上 爲左上、左下、右上、右下等4個位置中的任何處）。 可是，對此類由母畫面與子畫面所構成畫面的自動選 擇、變更系統，截至目前爲止則尙未有任何提案出現。 再者，最近普遍採用一種透過通信迴路，連接於複數 電視終端裝置間之多點間通信用通信控制裝置的電視會議 系統，此類電視會議系統所使用的通信裝置（Multipoint Control Unit )，係具備有將連結於4個地點之各電視終端 裝置的各畫面，以4部分分割畫面方式，顯示於電視終端 裝置的功能。 _ _ < 顯示此種分割呈4部分合成畫面的電視終端裝置，譬 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） ------‘—”—--------訂——線 (請先閱讀背面之注意事項再填寫本頁) 506220 A7 B7 五、發明說明（2) (請先閱讀背面之注意事項再填寫本頁) 如若要再顯示1 / 9尺寸的子畫面時，不僅將造成畫面結 構複雜導致整體平衡視覺惡化的不良現象，同時，在顯示 1 / 9尺寸子畫面的4部分合成畫面中之1個分割畫面， 其分割畫面本身將形成非常不易觀看的畫面。況且，此情 況下的4部分合成畫面，其4個分割畫面中之1個分割畫 面與子畫面（動畫時）爲相同畫面，造成畫面無端的浪費 〇 本發明爲解決上述習知諸項词題點，其目的在於提供 一種利用選擇母畫面顯示的影像種類，與子畫面顯示的影 像種類，自動變換母畫面與子畫面結構，而自動的將畫面 結構予以最佳化的電視終端裝置及電視終端通信系統與電 視會議系統。 【發明開示】 緣是，爲解決上述課題，本發明所提供之電視終端裝 置，係在母畫面中可顯示子畫面的電視終端裝置中，具備 有配合母畫面顯示影像種類與子畫面顯示影像種類，而將 母畫面與子畫面的畫面結構進行最佳化的構件。 經濟部智慧財產局員工消費合作社印製 再者，本發明所提供之電視終端裝置，在上述結構中 ，該最佳化構件係當子畫面屬靜畫時，便將該子畫面擴大 顯示。此外，本發明所提供之電視終端裝置，在上述結構 中，該最佳化構件係當母畫面屬分割合成畫面時，便將子 畫面以其中一分割畫面尺寸顯示，而當母畫面屬全螢幕畫 面時，便將子畫面縮小顯示。 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -5- 經濟部智慧財產局員工消費合作社印製 506220 A7 B7 五、發明說明（3) 另，本發明亦提供一種電視會議系統，係由上述結構 的電視置終端裝置，與透過通信迴路連接該等複數電視終 端諸置間的多地點間通信用通信控制裝置所組成的電視會 議系統，其中，該通信控制裝置係配合各電視終端裝置上 所選擇顯示的母畫面影像種類，而決定子畫面的顯示位置 者。 再者，本發明所提供的電視終端通信系統，上述各結 構電視終端裝置，係透過通信迴路，以1對1對應方式所 連接構成的電視終端通信系統，其中，各電視終端裝置係 具備有發信構件、接收構件與切換構件，而該發信構件係 將指定經該最佳化構件施行最佳化之母畫面與子畫面之畫 面結構的指定顯示模式指令，透過通信迴路，發送於另一 電視終端裝置者；該接收構件係接收由其他電視終端裝置 ，透過通信迴路傳送至的指定顯示模式指令者；該切換構 件係依照所接收到的指定顯示模式指令，進行畫面結構切 換者。 另，本發明亦提供一種電視會議系統，係由上述結構 的電視置終端裝置，與透過通信迴路連接該等複數電視終 端諸置間的多地點間通信用通信控制裝置所組成的電視會 議系統，其中，各電視終端裝置係具備有發信構件、接收 構件與切換構件，而該發信構件係將指定經該最佳化構件 施行最佳化之母畫面與子畫面之畫面結構的指定顯示模式 指令，透過通信迴路，發送於通信控制裝置_者J該接收構 件係接收由通信控制裝置，透過通信迴路傳送至的指定顯 — — — — — — — — — — — — — — — — — — I— « — — — — — — I— (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -6 - 506220Printed by a member of the Intellectual Property Bureau of the Ministry of Economic Affairs and Consumer Cooperatives 506220 A7 _ _ B7 V. Description of the invention (1) [Objective of the invention] The present invention provides a television terminal device and a television terminal communication system, and a television conference system, which are related television telephones. A television terminal device such as a terminal or a television conference terminal, in particular, is a television terminal device capable of displaying a t-picture in a mother picture, and a television terminal communication system and a television conference system using the same. [Technical background] According to the press, it is known to provide a television terminal device that can display a sub-picture of 1/9 inch in the mother picture, and the sub-picture belongs to an animation displayer. In such a conventional television terminal device, the user himself can select the content to be displayed in the mother screen and the content to be displayed in the child screen. In addition, the user can also select the position where the sub-screen is displayed on the screen (specifically, any of the four positions: upper left, lower left, upper right, and lower right). However, so far, no automatic selection and change system for such a screen composed of a mother screen and a child screen has been proposed. Furthermore, recently, a video conference system that is connected to a communication control device for multipoint communication between a plurality of television terminal devices through a communication circuit is widely used. The communication device (Multipoint Control Unit) used in such a video conference system is provided with There is a function of displaying each screen of each television terminal device connected to four locations on the television terminal device in a four-part split screen method. _ _ < Display this type of TV terminal device which is divided into 4 parts composite screen. For example, this paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) ------'-- "---- ------ Order——line (Please read the notes on the back before filling this page) 506220 A7 B7 V. Description of the invention (2) (Please read the notes on the back before filling this page) If you want to display again When the 1 / 9-size sub-picture is not only caused by the complex phenomenon of the picture structure, which leads to the bad phenomenon of the overall balanced visual deterioration, at the same time, one of the divided pictures is displayed in the 4 part composite picture of the 1 / 9-size sub-picture, and the divided picture itself A very difficult-to-view screen will be formed. Moreover, in this case, the four-part composite screen, one of the four split screens is the same screen as the sub-screen (during animation), causing unnecessary waste of the screen. The present invention is The purpose of solving the above-mentioned conventional terms is to provide a method for automatically changing the structure of the mother screen and the child screen by selecting the type of image displayed on the mother screen and the type of image displayed on the child screen, and automatically combining the screens. The optimized television terminal device, television terminal communication system and television conference system. [Invention] In order to solve the above-mentioned problem, the television terminal device provided by the present invention is a television capable of displaying a sub picture in a mother picture. The terminal device is provided with a component that optimizes the screen structure of the mother screen and the child screen in accordance with the type of the mother screen display image and the child screen display image type. Printed by the Employee Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs In the television terminal device provided by the present invention, in the above-mentioned structure, the optimization component is an enlarged display of the sub-screen when the sub-picture is a static picture. In addition, the television terminal device provided by the present invention is in the above-mentioned structure. The optimization component is to display the sub-picture in one of the divided screen sizes when the mother picture is a split composite picture, and to reduce the sub-picture when the mother picture is a full-screen picture. This paper scale applies to China National Standard (CNS) A4 Specification (210 X 297 mm) -5- Printed by the Consumers' Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 506220 A7 B7 V. Explanation of the invention (3) In addition, the present invention also provides a television conference system, which uses the television terminal device with the above structure to communicate with multiple sites for communication between the plurality of television terminals through a communication loop. A television conference system composed of a control device, wherein the communication control device determines a display position of a sub-picture according to a type of a mother screen image selected for display on each television terminal device. Furthermore, the television terminal provided by the present invention The communication system is a television terminal communication system in which the above-mentioned television terminal devices of each structure are connected in a one-to-one correspondence manner through a communication loop, wherein each television terminal device is provided with a transmitting component, a receiving component, and a switching component, and The sending component is a designated display mode instruction that specifies the picture structure of the mother screen and the sub-screen optimized by the optimized component, and is sent to another television terminal device through a communication loop; the receiving component receives The person who specified the display mode instruction to be transmitted by other TV terminal devices through the communication loop; In other member in accordance with the specified display mode based on the received instruction, by switching a screen structure. In addition, the present invention also provides a television conference system, which is a television conference system composed of the television terminal device having the above structure, and a communication control device for communication between multiple sites that connects the plurality of television terminal units through a communication circuit. Each television terminal device is provided with a transmission means, a reception means, and a switching means, and the transmission means is a designated display mode that specifies the screen structure of the mother screen and the sub-screen optimized by the optimization means. The instruction is transmitted to the communication control device through the communication circuit. The receiving component receives the specified display transmitted by the communication control device through the communication circuit. — — — — — — — — — — — — — — — — — — I— «— — — — — — — I— (Please read the precautions on the back before filling out this page) The paper size applies to China National Standard (CNS) A4 (210 X 297 mm) -6-506220
經濟部智慧財產局員工消費合作社印製 五、發明說明（4 ) 示模式指令者；該切換構件係依照所接收到的指定顯示模 式指令，進行畫面結構切換者；而該通信控制裝置係具備 有將各電視終端裝置所傳輸至的指定顯示模式指令，再傳 輸於其他電視終端裝置的中繼構件者。 本發明所提供的電視終端裝置，係在母畫面中可顯系 子畫面的電視終端裝置中，藉由具備配合母畫面顯示影像 種類與子畫面顯示影像種類，而將母畫面與子畫面的畫面 結構進行最佳化的構件，故僅需選擇母畫面種類與子畫_ 種類，便可將母畫面與子畫面的畫面結構，以最佳的畫面 結構顯示。 再者，本發明所提供的電視終端裝置，因係採當母畫 面屬分割合成畫面時，便將子畫面以其中一分割畫面尺寸 顯示，而當母畫面屬全螢幕時，便將子畫面縮小顯示的結 構方式，故可配合母畫面種類，將子畫面經常以最佳的攝 面結構顯示。 本發明所提供的電視會議系統，係由電視終端裝置， 與透過通信迴路連接該等複數電視終端裝置間的多地點通 fs用通丨s控制裝置所組成，且該通丨目控制裝置係採配合各 電視終端裝置上所選擇顯示之母畫面影像種類，而決定子 畫面顯示位置的方式，所以相對於母畫面，子畫面經常可 保持在最佳位置顯示。 ‘ 本發明所提供的電視終端通柄系統，因係在透過通信 迴路，以1對1對應方式所連接形成的結構中t各電視終 端裝置係具備有發信構件、接收構件與切換構件，而該發 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -----ΊΙ ———曝-----丨—丨訂！ — ^----線· C請先閲讀背面Μ浲意事頊再填寫本買> -7- 經濟部智慧財產局員工消費合作社印製 506220 A7 __ B7 五、發明說明（5) 信構件係將指定經該最佳化構件施行最佳化之母畫面與子 畫面之畫面結構的指定顯示模式指令，透過通信迴路，發 送於另一電視終端裝置者；該接收構件係接收由其他電視 終端裝置，透過通信迴路傳送至的指定顯示模式指令者； 該切換構件係依照所接收到的指定顯示模式指令，進行畫 面結構切換者；所以，終端使用者本身，譬如當欲將資料 傳輸於其他終端使用者時，其他終端使用者毋須進行任何 操作，便可將該資料在其他終端中，以最佳畫面結構顯示 〇 另，本發明所提供的電視會議系統，因係由電視置終 端裝置，與透過通信迴路連接該等複數電視終端諸置間的 多地點間通信用通信控制裝置所組成，且，各電視終端裝 置係具備有發信構件、接收構件與切換構件，而該發信構 件係將指定經該最佳化構件施行最佳化之母畫面與子畫.面 之畫面結構的指定顯示模式指令，透過通信迴路，發送於 通信控制裝置者；該接收構件係接收由通信控制裝置，透 過通信迴路傳送至的指定顯示模式指令者；該切換構件係 依照所接收到的指定顯示模式指令，進行畫面結構切換者 ;而該通信控制裝置係具備有將各電視終端裝置所傳輸至 的指定顯示模式指令，再傳輸於其他電視終端裝置的中繼 構件；所以，終端使用者本身，譬如當欲將會議資料傳輸 於其他終端使用者時，其他終端使用者毋須進行任何操作 ，便可將該會議資料在其他終端中，以最佳_畫興結構顯示 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -8 - -丨^—^d—MW-------—訂---------線參. (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 506220 A7 B7 五、發明說明（6 ) 【圖式簡單說明】 第1圖係採用本發明電視終端裝置之電視會議系統的 整體結構說明圖。 第2圖係電視會議中端較具體結構的方塊圖。 · 第3圖所示係電視會議系統中，各電視會議終端之顯. 示模式切換處理動作之說明流程圖。 第4圖所示係在電視會議系統中，各電視會議終端處 的顯示模式切換處理動作之說明流程圖。 【圖示符號簡單說明】 1 a , lb,……，In 電視終端裝置 2 3 » 2b, ......，2n 通信迴路 3 通信用通信控制裝置 11 電視裝置 12 電視攝影機 13 麥克風 14 鍵盤 15 信號控制部 【發明實施較佳態樣】 以下，請參閱圖示，針對本發明實施態樣進行詳細說 明。 一 第1圖所示係採用本發明電視終端裝置之電視會議系 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -9- -----^---I------I---訂---------線 (請先閱讀背面之注意事項再填寫本頁) 506220 Α7 Β7 五、發明說明（7) 統的整體結構說明圖。 該電視會議系統，係由複數個電視終端裝置（以下稱 「電視會議終端」）1 a，1 b，……，1 η、透過通信 迴路2a，2b,……，2n而連接該等複數會議終端 1 a，lb,……，1 η間之多地點間通信用通信控制裝 置（M C U ) 3所組成。 . 各電視會議終端1 a , 1 b，......，1 η，係如第2 圖所示，由供作爲影像資訊顯示部與聲音資訊輸出部使用 的電視裝置1 1、供作爲讀取影像資訊部用的電視攝影機 1 2、供作爲讀取聲音資訊部用的麥克風1 3、供輸入文 字資訊用的鍵盤1 4、信號控制部1 5。其中，該信號控 制部1 5係連接於對應該等構成元件之各通信迴路2 a , 2 b ,……，2 η間，並將各構成要件與各通信迴路2 a ，2b,……，2 η間之信號的輸出入，進行控制的多重 裝置等。再者，電視會議終端1 a，1 b ,…···，1 n的 其他例，可舉例如由顯示部、喇叭、攝影機、麥克風及鍵 盤所構成，且內建有數據機的個人電腦。 通信迴路的其中一例，可舉例如I SDN (integrated Serva Network )迴路、或高速數位專用迴路等。 在此類結構的電視會議系統中，各電視會議終端1 a ，1 b ,1 η中，雖在電視1 1畫面（以下通稱「 電視畫面」）上，區分出可同時顯示包含來自本身終端處 在內4個地點影像的4分割畫面，但在本實_旆.態樣中，亦 可採用其他畫面結構方式，諸如將母畫面（全螢幕或整體 本紙張尺度適用中國國家標準（CNS)A4規格（210x 297公釐） ------------- <請先閱讀背面之注意事項再填寫本頁) 訂---------_ 經濟部智慧財產局員工消費合作社印制衣 -10 - 506220 經濟部智慧財產局員工消費合作社印製 Α7 Β7 五、發明說明（8 ) 4分割合成畫面）以1 / 9尺寸的子畫面顯示的結構方式 再者，在鍵盤14方面，設置有供選擇母畫面顯示影 像種類與子畫面顯示影像種類的選擇鍵（未圖示），並具 備根據對該選擇鍵的操作動作，而可自動切換子畫面對母 畫面的畫面結構（顯示尺寸及位置）之切換構件。該切換 構件，係在本實施態樣中，係採用信號控制部1 5 ,但若 屬個人電腦的話，則可採用控制電腦整體動作的系統控制 來達成。在該切換構件中，依照儲存於內部ROM (未圖 示）中的顯示模式切換處理程式，便可進行處理動作。此 處，所謂的母畫面顯示形態，係指全螢幕顯示（整體畫面 以單一畫面顯示）、與4分割畫面。另，所謂母畫面種類 係指接收動畫與靜畫等2類。而所謂子畫面，係指接收動 畫、發送動畫與靜畫等3類。 在上述結構之電視會議系統中，相關各電視會議終端 1 a，1 b，……，1 η顯示模式切換處理的動作，請參 閱第3、4圖所示流程圖，進行說明。其中，第3圖所示 係母畫面屬4分割合成畫面情況時的流程圖，而第4圖所 示係母畫面屬全螢幕情況時的流程圖。 如上述，母畫面的顯示形態，有全螢幕顯示（整體畫 面爲單一畫面的顯示形態）、與4分割畫面顯示。此外， 母畫面的種類，則有接收動畫與靜止畫等2種，而子畫面 則有接收動畫、發送動畫與靜畫等3種。_ < 所以，在本實施態樣中，於考慮上述情況下，便將母 n ϋ Λ— ί ί I n ϋ Mmmt ϋ · n a·— n 1 ·.1 ϋ J , · ϋ ϋ ϋ ϋ 1 1__· β 論 (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） _11 - 經濟部智慧財產局員工消費合作社印製 506220 A7 B7 _ 五、發明說明（9 ) 畫面與子畫面的組合（母畫面/子畫面），可進行（1 ) 接收動畫/發送動畫、（2)靜畫/接收動畫、（3)接 收動畫/靜畫等3種選擇方式。再者，在接收動畫方面， 則有全螢幕畫面情況與4分割合成畫面情況，即，有隨 MCU3的全螢幕與4分割合成畫面，以及經由各電視會 議終端1 a , lb,……，1 η —對一連接的全螢幕畫面 〔1〕母畫面屬4分割合成畫面之情況 操作選擇鍵（S1),而母畫面選擇4分割合成畫面 接收動畫，子畫面選擇發送動畫（S2)。顯示模式切換 構件，便根據此項組合選擇項目，將子畫面的發送動畫， 在本身終端位置上，以1 / 4尺寸顯示（由S 3到S 4 ) 。此時，當本身終端屬無顯示時（S 3判斷爲「Y E S」 之情況），且4分割合成畫面爲空白畫面（S 5判斷爲「 Y E S」之情況）時，便在空白畫面上，以1 / 4尺寸顯 示出屬子畫面的發送動畫（S6)。另，若無空白畫面（ S 5判斷爲「NO」之情況）時，便將子畫面的發送動畫 ，強制以1 / 4尺寸顯示於畫面右下角位置（S 7 )。再 者，當無法取得位置資訊時，亦將子畫面的發送動畫，強 制以1 / 4尺寸顯示於畫面右下角位置。 再者，當操作選擇件（S1),並將母畫面選擇靜畫 ,而將子畫面選擇接收動畫時（S2),莰顯示模式切換 構件，便根據該選擇組合，將子畫面的接收動畫，強制以 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -12- I I ----丨—丨---丨S丨—丨丨—訂.丨！_丨！-線. (請先閱讀背面之注音？事項再填寫本頁) 506220 A7 B7 五、發明說明（1G) 1/4尺寸顯示於畫面右下角位置（S8)。 <請先閱讀背面之注意事項再填寫本頁) 當操作選擇件（S 1 ),並將母畫面選擇4分割合成 畫面的接收動畫，而子畫面選擇靜畫時（S2),該顯示 模式切換構件，便根據該選擇組合，將子畫面在本身終端 位置上以1 / 4尺寸顯示（由S 8到S 1 〇 )。此情況下 ，若本身終端屬無顯示時（S 9判斷爲「Y E S」之情況 ),且4分割合成畫面屬空白畫面（S 1 1判斷爲「 YES」之情況）時，便在空白畫面上，以1/4尺寸顯 示出屬子畫面（S 12)。另，若無空白畫面（S 11判 斷爲「NO」之情況）時，便將子畫面的靜畫，強制以 1/4尺寸顯示於畫面右下角位置（S13)。再者，當 無法取得位置資訊時，亦將子畫面的靜畫，強制以1 / 4 尺寸顯示於畫面右下角位置。 〔2〕母畫面屬全螢幕之情況 經濟部智慧財產局員工消費合作社印製 操作選擇鍵（S21),而母畫面選擇全螢幕接收動 畫，子畫面選擇發送動畫（S22)。顯示模式切換構件 ，便根據此項組合選擇項目，將子畫面的發送動畫，在畫 面右下角位置處，以1/9尺寸顯示（S23)。 操作選擇鍵（S2 1)，而母畫面選擇全螢幕靜畫， 子畫面選擇接收動畫（S22)，顯示模式切換構件，便 根據此項組合選擇項目，將子畫面的接收動畫，在畫面右 下角位置處，以1 / 9尺寸顯示（S 2 4 )< 操作選擇鍵（S21)，而母畫面選擇全螢幕接收動 -13- 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 經濟部智慧財產局員工消費合作社印製 506220 A7 B7 五、發明說明（11) 畫，子畫面選擇接收靜畫（S22)，顯示模式切換構件 ，便根據此項組合選擇項目，將子畫面的接收動畫，在畫 面右下角位置處，以1/4尺寸顯示（S25)。 另，在上述實施態樣中，雖針對子畫面的選擇尺寸， 以1/4尺寸或1/9尺寸爲例進行說明，惟並不僅限於 此種尺寸。此外，子畫面的初期顯示位置，亦不僅限於畫 面右下角位置。換句話說，當子畫面爲靜畫時，爲使子畫 面較容易觀看，所以較習知擴大顯示（在上述動作說明中 ，以1/4尺寸顯示），並在當母畫面爲全螢幕畫面時， 便將子畫面尺寸縮小顯示，俾不妨礙母畫面的觀看（在上 述動作說明中，以1/9尺寸顯示），達本發明特徵之自 動將畫面結構調整爲最佳化狀態。 再者，切換構件中，如上述的顯示模式切換處理，係 將操作選擇鍵時的最初顯示尺寸與顯示位置，設定成如上 述狀態，然後，使用者藉由操作如鍵盤1 4等，任意變化 顯示尺寸與顯示位置的動作上，便與習知相同。 另，在上述的動作說明中，均僅由本身終端進行選擇 操作，但若電視會議系統中的電視會議終端1 a , 1 b， ……，ln，亦可將本身終端所選擇的母畫面與子畫面的 組合，自動的設定於透過M C U 1 3而連接的其他終端上 的話，則將更爲方便。所以，在本發明中，便具備有將指 定本身終端所選擇母畫面與子畫面組合的指定顯示模式指 令，透過各自的通信迴路2 a , 2 b ,…···，2 η與 M C U 1 3 ,而傳輸其他終端的結構。當其他終端接收到 ----------丨丨丨------丨訂·丨!丨——-線· (請先閱讀背面之注音？事項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 14- 506220 A7 B7 五、發明說明（12) 該指定顯示模式指令時，便如同利用本身終端鍵盤1 4進 行選擇操作般，配合經該指定顯不模式指令所指定的母畫 面與子畫面組合，依照上述處理動作（第3圖及第4圖的 處理動作），選擇母畫面與子畫面的顯示。配合在此類終 端間可接收發指定顯示模式指令，必須在M C U 1 3中附 加可中繼該指定顯示模式指令的中繼樺件。此種結構即如 申請專利範圍第6項中所述者。此外，亦可不透過 M C U 1 3 ,而將任意2台電視電視會議終端，透過通信 迴路，以1對1對應方式直接連接的話，亦可進行指定顯 示模式指令的接收發。此種結構即如申請專利範圍第5項 中所述者。 【產業利用性】 藉由上述說明，本發明所提供的電視終端裝置及電視 終端通信系統與電視會議系統，可利用於電視會議上。 請 先 閱 讀 背 面 之 注 項 頁 經濟部智慧財產局員工消費合作社印製 -15- 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐）Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs. 5. Description of the invention (4) The mode commander; the switching component is the one who switches the screen structure according to the specified display mode command received; and the communication control device is provided with The designated display mode command transmitted to each television terminal device is transmitted to a relay component of another television terminal device. The television terminal device provided by the present invention is a television terminal device capable of displaying a sub-picture in a mother picture, and the picture of the mother picture and the sub-picture is provided by having a display picture type and a sub-picture display type that cooperate with the mother picture. The component whose structure is optimized, so you only need to select the type of the mother screen and the type of the child picture, and the screen structure of the mother screen and the child screen can be displayed with the optimal screen structure. Furthermore, the television terminal device provided by the present invention displays the sub-picture in one of the divided screen sizes when the mother picture is a split composite picture, and reduces the sub-picture when the mother picture is a full screen. The structure of the display, so that the sub-picture can often be displayed with the best photographic surface structure in accordance with the type of the mother picture. The television conference system provided by the present invention is composed of a television terminal device and a multi-site communication fs control device connected to the plurality of television terminal devices through a communication loop, and the communication control device adopts In accordance with the type of the mother screen image selected and displayed on each TV terminal device, the manner of determining the display position of the sub screen is displayed. Therefore, compared to the mother screen, the sub screen can always be displayed at the optimal position. '' The television terminal handle system provided by the present invention is a structure formed by a one-to-one correspondence through a communication circuit. Each television terminal device includes a transmitting component, a receiving component, and a switching component. The paper size of this publication applies to the Chinese National Standard (CNS) A4 (210 X 297 mm) ----- ΊΙ ——— Exposed ----- 丨 —— 丨 Order! — ^ ---- line · C Please read the M on the back first and then fill out this purchase> -7- Printed by the Intellectual Property Bureau Employee Consumer Cooperative of the Ministry of Economic Affairs 506220 A7 __ B7 V. Description of the Invention (5) Letter Component It is a designated display mode instruction that specifies the picture structure of the mother picture and the sub-picture that are optimized by the optimized component, and is sent to another television terminal device through a communication loop; the receiving component receives a signal from another television terminal. Device, the designated display mode commander transmitted through the communication loop; the switching component is the one who switches the screen structure according to the received designated display mode command; therefore, the end user himself, for example, wants to transmit data to other terminals At the time of the user, other terminal users can display the data in other terminals with the best picture structure without any operation. In addition, the television conference system provided by the present invention is provided by a television terminal device, and A communication control device for multi-site communication that connects the plurality of television terminal units through a communication circuit. It is provided with a transmission component, a reception component, and a switching component, and the transmission component is a designation display mode command that designates a mother screen and a sub-picture that are optimized by the optimization component, and communicates through the communication. Circuit, which is sent to the communication control device; the receiving component receives the specified display mode instruction transmitted by the communication control device through the communication circuit; the switching component is the person who performs screen structure switching according to the received specified display mode instruction ; And the communication control device is provided with a relay component that transmits the specified display mode instruction to each television terminal device, and then transmits it to other television terminal devices; therefore, the end user itself, for example, when transmitting conference data to For other end-users, other end-users do not need to perform any operation, and they can use the conference materials in other terminals to display the best _ Huaxing structure. This paper size applies to China National Standard (CNS) A4 (210 X 297) Mm) -8--丨 ^ — ^ d—MW ----------- Order --------- line parameters. (Please read the notes on the back before filling (Write this page) Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 506220 A7 B7 V. Description of the Invention (6) [Simplified Illustration] Figure 1 is a diagram illustrating the overall structure of a video conference system using the television terminal device of the present invention. Figure 2 is a block diagram of a more specific structure of a video conference mid-range. · Figure 3 is a flowchart illustrating the operation of the display mode switching processing of each video conference terminal in the video conference system. Fig. 4 is a flowchart illustrating the operation of the display mode switching processing at each video conference terminal in the video conference system. [Simplified description of symbols] 1 a, lb, ..., In TV terminal device 2 3 »2b, ..., 2n Communication circuit 3 Communication control device for communication 11 TV device 12 TV camera 13 Microphone 14 Keyboard 15 Signal control section [Preferred Aspects of Invention Implementation] Hereinafter, the implementation aspects of the present invention will be described in detail with reference to the drawings. Figure 1 shows a video conference using the television terminal device of the present invention. The paper size is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) -9- ----- ^ --- I- ----- I --- Order --------- line (please read the precautions on the back before filling this page) 506220 Α7 Β7 V. Description of the invention (7) The overall structure of the system. The television conference system is composed of a plurality of television terminal devices (hereinafter referred to as "teleconference terminals") 1 a, 1 b, ..., 1 η, and the plural conferences are connected through communication circuits 2a, 2b, ..., 2n. The terminal 1 a, lb, ..., 1 n is composed of a communication control device (MCU) 3 for inter-site communication. . Each video conference terminal 1 a, 1 b,..., 1 η is shown in FIG. 2 by a television device 11 for use as a video information display section and a sound information output section. TV camera 1 for reading image information department 2. Microphone 1 for reading sound information department 3. Keyboard 1 for inputting text information 4. Signal control unit 15 Among them, the signal control unit 15 is connected between the communication circuits 2 a, 2 b,..., 2 η corresponding to the constituent elements, and connects the constituent elements with the communication circuits 2 a, 2b,..., Multiple devices for controlling the input and output of signals between 2 n. In addition, other examples of the video conference terminal 1 a, 1 b, ..., 1 n include, for example, a personal computer including a display unit, a speaker, a camera, a microphone, and a keyboard, and a modem. An example of the communication circuit is an I SDN (integrated Serva Network) circuit or a high-speed digital dedicated circuit. In a video conference system of this structure, among the video conference terminals 1 a, 1 b, 1 η, although it is distinguished on the TV 1 1 screen (hereinafter referred to as the “TV screen”), it can be displayed simultaneously from the terminal itself. The 4 split screens of the 4 locations in the image, but in this real _ 旆. Aspect, other screen structure methods can also be used, such as the mother screen (full screen or the entire paper size applies Chinese National Standard (CNS) A4) Specifications (210x 297 mm) ------------- < Please read the notes on the back before filling out this page) Order ---------_ Intellectual Property Bureau, Ministry of Economic Affairs Printed by employees 'consumer cooperatives -10-506220 Printed by employees' cooperatives of Intellectual Property Bureau of the Ministry of Economic Affairs Α7 Β7 V. Description of the invention (8) 4-split composite screen) The structure is displayed in a 1/9 size sub-screen. With respect to the keyboard 14, there are selection keys (not shown) for selecting the type of the mother screen display image and the type of the sub screen display image, and it is provided with an operation that can automatically switch the screen of the child screen to the mother screen according to the operation of the selection key. Structure (display size and position) Switch widget. The switching member is the signal control unit 15 in this embodiment, but if it is a personal computer, it can be achieved by system control that controls the overall operation of the computer. In this switching component, the processing operation can be performed by switching the processing program according to the display mode stored in the internal ROM (not shown). Here, the so-called mother screen display mode refers to a full-screen display (the entire screen is displayed as a single screen) and a 4-split screen. In addition, the so-called mother picture type refers to two types of receiving animation and still picture. The so-called sub-picture refers to three types: receiving moving pictures, sending animations, and still pictures. In the video conference system with the above structure, the operations of the display mode switching processing of each video conference terminal 1 a, 1 b, ..., 1 n are described with reference to the flowcharts shown in FIGS. 3 and 4. Among them, the flowchart shown in FIG. 3 is a case where the mother picture is a 4-split composite picture, and the flowchart shown in FIG. 4 is a case where the mother picture is a full screen. As described above, the display mode of the mother screen includes a full-screen display (the entire screen is a single-screen display mode) and a 4-split screen display. In addition, there are two types of mother screens, such as receiving animation and still pictures, and sub-pictures include three types of receiving animations, sending animations, and still pictures. _ < Therefore, in this embodiment, in consideration of the above situation, the parent n ϋ Λ— ί I n ϋ Mmmt ϋ · na · — n 1 · .1 ϋ J, · ϋ ϋ ϋ ϋ 1 1__ · β (please read the notes on the back before filling out this page) This paper size is applicable to China National Standard (CNS) A4 (210 X 297 mm) _11-Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs, Consumer Consumption Cooperative 506220 A7 B7 _ 5. Description of the invention (9) The combination of screen and sub-screen (mother screen / sub-screen) can be (1) receiving animation / sending animation, (2) still image / receiving animation, (3) receiving animation / static There are 3 ways to choose. In addition, in terms of receiving animation, there are a full-screen picture and a 4-split composite picture, that is, a full-screen with a MCU3 and a 4-split composite picture, and via each video conference terminal 1 a, lb, ..., 1 η — Operate the selection key (S1) for a connected full-screen picture [1] if the mother picture is a 4-split composite picture, and the mother picture selects the 4-split composite picture to receive the animation, and the sub-picture selects to send the animation (S2). The display mode switching component selects items according to this combination, and displays the sending animation of the sub-screen in its own terminal position in a 1/4 size (from S 3 to S 4). At this time, when the terminal itself is not displayed (when S 3 judges "YES"), and the 4-split composite screen is blank (when S 5 judges "YES"), it will be displayed on the blank screen. The 1/4 size displays the transmission animation of the sub screen (S6). In addition, if there is no blank screen (when S 5 judges "NO"), the sending animation of the sub screen is forced to be displayed in the lower right corner of the screen in a size of 1/4 (S 7). Furthermore, when the location information cannot be obtained, the transmission animation of the sub-screen is also forced to be displayed in the lower right corner of the screen in a size of 1/4. Furthermore, when the selection member (S1) is operated, and the mother picture is selected as a still picture, and the sub picture is selected to receive the animation (S2), the display mode switching component, based on the selection combination, animates the reception of the sub picture, It is mandatory to apply the Chinese National Standard (CNS) A4 specification (210 X 297 mm) to this paper size. -12- II ---- 丨 — 丨 --- 丨 S 丨 — 丨 丨 —Order. 丨! _ 丨! -Line. (Please read the note on the back? Matters before filling out this page) 506220 A7 B7 V. Description of the invention (1G) 1/4 size is displayed at the lower right corner of the screen (S8). < Please read the precautions on the back before filling in this page) When operating the selector (S 1), and selecting the receiving animation of the 4-split composite screen for the mother screen, and the still picture for the sub screen (S2), this display mode Switch the components, and according to the selection combination, display the sprite at its own terminal position in a size of 1/4 (from S 8 to S 1 〇). In this case, if the terminal itself is not displayed (when it is judged as “YES” by S 9), and the 4-split composite screen is a blank screen (when it is judged as “YES” by S 1 1), it will be on the blank screen. , The sub-screen is displayed in 1/4 size (S 12). On the other hand, if there is no blank screen (when it is judged as "NO" in S11), the still picture of the sub-screen is forcibly displayed in the lower right corner of the screen in a 1/4 size (S13). Furthermore, when the location information cannot be obtained, the static picture of the sub-screen is also forced to be displayed at the lower right corner of the screen in a size of 1/4. [2] The case where the mother screen is a full screen Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, the operation selection key (S21), and the mother screen selects the full screen to receive the animation, and the child screen to select the animation (S22). The display mode switching component selects items based on this combination, and displays the sending animation of the sub-screen at the position of the lower right corner of the screen in 1/9 size (S23). Operate the selection key (S2 1), select the full screen still picture on the mother screen, receive the animation on the sub screen (S22), and display mode switching component, then select the item according to this combination, and set the reception animation on the sub screen in the lower right corner of the screen. At the position, it is displayed in 1/9 size (S 2 4) & operation selection key (S21), and the mother screen selects full screen reception. -13- This paper size applies to China National Standard (CNS) A4 (210 X 297) (Mm) Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 506220 A7 B7 V. Description of the invention (11) Picture, sub-screen select to receive still picture (S22), display mode switching component, select the item according to this combination, The receiving animation of the screen is displayed in a 1/4 size at the lower right corner of the screen (S25). In addition, in the above-mentioned embodiment, although the selection size of the sub-screen is described by taking 1/4 size or 1/9 size as an example, the size is not limited to this size. In addition, the initial display position of the sub-screen is not limited to the bottom right corner of the screen. In other words, when the sub-picture is a static picture, in order to make the sub-picture easier to watch, it is better to expand the display (in the above description of the action, displayed in 1/4 size), and when the mother picture is a full-screen picture At this time, the size of the sub screen is reduced and displayed, so as not to hinder the viewing of the mother screen (in the above description of the operation, it is displayed at 1/9 size), and the screen structure is automatically adjusted to an optimized state according to the features of the present invention. Moreover, in the switching member, as described above, the display mode switching processing is to set the initial display size and display position when the selection key is operated to the above-mentioned state, and then the user can arbitrarily change by operating such as the keyboard 1 4 The operation of the display size and display position is the same as the conventional one. In addition, in the above descriptions of operations, only the own terminal performs the selection operation. However, if the video conference terminals 1 a, 1 b, ..., ln in the video conference system are used, the mother screen selected by the terminal can also be The combination of the sub-screens is more convenient if it is automatically set on other terminals connected through MCU 1 3. Therefore, in the present invention, there is provided a designation display mode command for designating a combination of a mother screen and a sub-screen selected by the terminal, and through respective communication circuits 2 a, 2 b, ..., 2 η and MCU 1 3 While transmitting the structure of other terminals. When other terminals receive ---------- 丨 丨 丨 ------ 丨 Subscribe · 丨! 丨 ——- line · (Please read the note on the back? Matters before filling out this page) This The paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) 14-506220 A7 B7 V. Description of the invention (12) When specifying the display mode command, it is as if the terminal keyboard 14 is used for selection operation. In accordance with the combination of the mother screen and the child screen specified by the designated display mode instruction, the display of the mother screen and the child screen is selected in accordance with the above-mentioned processing operations (the processing operations of FIGS. 3 and 4). In order to receive and issue the designated display mode command between such terminals, a relay bidirectional piece that can relay the designated display mode command must be added to MC U 1 3. This structure is as described in item 6 of the scope of patent application. In addition, it is also possible to receive and send a command for specifying a display mode by directly connecting any two television and video conference terminals in a one-to-one correspondence manner through a communication loop without using MC U 1 3. This structure is as described in item 5 of the scope of patent application. [Industrial Applicability] Based on the above description, the television terminal device, the television terminal communication system, and the television conference system provided by the present invention can be used in a television conference. Please read the notes on the back page printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs.