200910327 九、發明說明： 【發明所屬之技術領域】 本發明係-種卡拉oK播放裝置、系統及其方法 久丹万法，特別是 播放裝置、系 指一種在非伺服主機端儲存影像訊號的卡拉 統及其方法。 【先前技術】 唱歌已經成為現代人的休閒活動之―，因此目艇了心200910327 IX. Description of the invention: [Technical field of the invention] The invention relates to a karaoke playing device, a system and a method thereof, and a playback device, in particular, a karaoke for storing image signals on a non-servo host System and its methods. [Prior Art] Singing has become a leisure activity for modern people, so the heart of the boat
択頸似卞拉OK的服務’其將伴唱歌曲儲存在恤域上，由 數位電視（或機上盒）透過網路至恤主機下載可提供使用者 點播的播放料，在個者，闕齡清單上魏曲之後，數位 電視（或機上盒）便會至伺服主機下載伴唱歌曲。 傳統的卡拉OK所播放的伴唱歌曲，都是將影像、聲音以 及子幕σ併元成的影音訊號，因此，數位電視（或機上盒）所 提供的卡拉ΟΚ也將是向伺服主機請求下載伴唱歌曲的影音訊 號後，再播放給使用者跟唱。不過，要播放每一首伴唱歌曲都 需透過網路傳送伴唱歌曲的影像訊號、聲音訊號以及字幕訊 號，其中影像訊號的檔案大小往往非常大，因此下載伴唱歌曲 都需要不小的網路流量，耗用大量的頻寬，影響整體資料傳送 200910327 效率。 【發明内容】 鑒於以上在先前技術中所提出目前下載伴唱歌曲需要大量 的"IL量的現況，本發明目的在於提供—種卡拉〇κ播放裝置、 系統及其方法，可以使得下載的資料量減少。The service of licking the neck is like 卞 ' 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存 储存After the Wei Qu on the list, the digital TV (or the set-top box) will go to the server to download the accompaniment song. The sing-along songs played by the traditional karaoke are the video signals that combine the image, the sound and the sub-screen σ. Therefore, the Karaoke provided by the digital TV (or the set-top box) will also request download from the server. After the video signal of the song is sung, it will be played to the user to sing. However, in order to play each sing song, it is necessary to transmit the video signal, audio signal and subtitle signal of the accompaniment song through the network. The file size of the video signal is often very large, so downloading the accompaniment song requires a lot of network traffic. A large amount of bandwidth is consumed, affecting the overall data transfer 200910327 efficiency. SUMMARY OF THE INVENTION In view of the fact that the current downloading of a accompaniment song requires a large amount of "IL amount as set forth in the prior art, the present invention aims to provide a karaoke playback device, system and method thereof, which can make the amount of downloaded data cut back.
於本發明所揭露之卡拉OK播放襄置包含儲存模組、請求 產生模組、傳輸模組、訊號解碼模组、播放模組，其主要透過 明求產生模城生請求，傳賴崎㈣麟求賴放資料， 再由訊號解碼餘職放資料解碼絲音訊咖及字幕訊號， ，後由播放模_放儲存模_存的影音訊號、聲音訊號以及 字幕訊號’由於儲存模組中已儲存資料量大的影像號，因此 可以解決下餅唱歌曲需要A量的流量的問題。 於本發明所揭露之卡拉οκ播放系統，其包括有：訊號處 理裝置、舰域、賊裝置，射訊輯縣置包含儲存模 組、请求產生模組、第二傳輸模組、訊號解碼模組、第三傳輸 ，、且，舰主機包含第一傳輸模植、飼服模組；播放裝置包含 2四傳輸模組、減歓。其透觀號處縣置的儲存模組儲 2像訊號，轉求產生模組向伺服主機上的伺服模組請求播 Α由訊號處理裝置上的訊號解碼模組將播放資料解碼 ㈣職，_峨_魏_放影音 二从字幕訊號，來解決下載伴唱歌曲需要大量 的流3的問題。 於本發明所揭露之卡拉0κ播放方法，其包括有：訊號處 200910327 理裝置儲存影像訊號；訊號處理裝置產生請求；訊號處理裝置 發出請求至飼服主機；伺服主機將與請求相對應之播放資料傳 送至訊號處理裝置；訊號處理裝置將播放資料解碼為一聲音訊 號及至少一字幕訊號；訊號處理裝置傳送影像訊號、聲音訊號 及字幕訊號至播放裝置；播放裝置播放影像訊號、聲音訊號及 字幕訊號。其透過訊號處理裝置儲存影像訊號，並向伺服主機 凊求播放資料後，解補放㈣為聲音峨以及字幕訊號，並 〇The karaoke playback device disclosed in the present invention comprises a storage module, a request generation module, a transmission module, a signal decoding module, and a playback module, which are mainly used to generate a model city request, and are transmitted by Lai Saki (four) Lin. Ask for the data, and then decode the remaining information to decode the audio and video signals, and then play the video signal, audio signal and subtitle signal from the memory module_ due to the stored data in the storage module The large number of image numbers can solve the problem of the amount of A required for the song to sing. The karaoke playback system disclosed in the present invention includes: a signal processing device, a ship domain, a thief device, a radio generation county including a storage module, a request generation module, a second transmission module, and a signal decoding module. The third transmission, and the ship host comprises a first transmission mold and a feeding module; the playback device comprises a 24 transmission module and a reduction. The storage module stored in the county is stored in the image sensor, and the module is sent to the servo module on the servo host to request the broadcast. The signal decoding module on the signal processing device decodes the broadcast data (4), _峨_魏_放影音2 From the subtitle signal, to solve the problem of downloading the accompaniment song requires a lot of stream 3. The karaoke playback method disclosed in the present invention includes: a signal office 200910327 device stores an image signal; a signal processing device generates a request; a signal processing device issues a request to a feeding host; and the server host plays the corresponding data corresponding to the request. The signal processing device decodes the playback data into an audio signal and at least one subtitle signal; the signal processing device transmits the video signal, the audio signal and the subtitle signal to the playback device; the playback device plays the video signal, the audio signal and the subtitle signal . The image processing device stores the image signal through the signal processing device, and requests the servo host to play the data, and then replenishes (4) the sound and the subtitle signal, and
播放影像峨、聲音訊號卩及林訊號，轉決下餅唱歌曲 需要大量的流量的問題。 對照於上述先驗術所提之下載伴唱歌曲需要大量的流量 的問題’本發_射以減少下铺料量喊職升資料傳送 效率的功效，藉以解決先前技術所提到的問題。 …有關本發明之詳細特徵與實作，兹配合圖式在實施方式中 詳、、’田說明如下’其内容足以使任何熟習相關技藝者了解本發明 =技術内容並據以實施，且根據本制#所揭露之内容及圖 y任何熟習相關技藝者可輕純理解本發明相關之目的及優 【實施方式】 本發明所提_音訊軌及字幕訊叙間具 :例如伴唱帶的背景音樂、提示字幕等，但本;明所提 限。曰訊销字幕訊號並抑伴唱帶㈣景音樂與提示字幕為 〇κ播放系統之系 乂下先以第1圖」本發明所提之卡拉 200910327 統架構圖來說明本發明的系統運作。如圖所示，本發明之系統 含有飼服主機100、訊號處理裝置200、播放裝置300，其中伺 服主機100至少包含第一傳輸模組110、伺服模組120;訊號處 理裝置200至少包含請求產生模组21〇、第二傳輸模組22〇、儲 存模組230、訊號解碼模組240、第三傳輸模組250 ;播放裝置 300至少包含第四傳輸模組310、播放模組320。 第一傳輸模組110負責接收由訊號處理裝置2〇〇的第二傳 輸模組220傳送過來的請求’以及傳送與接收的請求相對應的 播放資料至訊號處理裝置2〇〇的第二傳輸模組220。 其中播放資料係經過編碼的處理，使得聲音訊號、字幕訊 號可以同時被儲存在播放資料中，例如使用類（customized)樂 器數位介面（Musical Instrument Digital Interface; MIDI)之格式 將聲a訊號以及子幕訊號存放在不同的通道（)，但本發 明之播放資料並不以MIDI格式為限，其他可同時存放聲音訊 號以及字幕訊號的格式亦於本發明所使用，另外，若字幕訊號 有兩組以上，則更可以使用不同的通道來儲存兩組以上的字幕 訊號。 伺服模組120負責在第一傳輸模組110接收到訊號處理震 置200的第二傳輸模組220傳送過來的請求後，讀取與請求相 對應的播放資料，並將播放資料交由第一傳輸模組11〇傳回訊 號處理裝置200的第二傳輸模組220。 請求產生模組210負責產生對應欲下載的播放資料的請 求0 200910327 第二傳輸模、组22〇負責發出請求產生模組㈣產生的請求 至概主機⑽的第-傳輸模組11〇，以及接收由舰主機· 的第-傳輸模組m所傳回之對應所傳送之請求的播放資料。 儲存模組230負責儲存影像訊號，其中被儲存的影像訊號 係預先儲存在訊號處理裝置之儲存模組23〇中。 Λ號解碼模組240負責將第二傳輸模組22()所接收之播放 資料解碼為聲音訊號以及至少一組 第，傳輸模組250負責傳送儲存模組23〇所儲存的影像訊 虓、訊號解碼敝240難生的聲音峨以及字幕峨至播放 裝置300的第四傳輸模組310。 第四傳輸模組310負責接收訊號處理袭置2〇〇的第三傳輸 模組25〇所傳來的影像職、聲音訊號以及字幕訊號。3 播放模組320負責同步播放第四傳輸模组31〇所接收到的 影像訊號以及聲音魏，_，在各組字幕訊射的各段字幕 係在其所對應的時間標籤（Tag)所記錄的時間與播放影像訊號 所經過的時間相同時’由播放模組取顯示該段字幕。 在硬體實現上’訊號處理裝置2〇〇與播放裝置3〇〇除了分 別透過傳輸線連接第三傳輸模組25G與第四傳輸模组31 外，也可以實做為-台數位電視，在數位電視中以電路直接連 接第三傳輸模組250與第四傳輸模組31〇。 接著以-個實施例來解說本發明的運作系統與方法，並, 參照「第2圖」本發明所提之卡拉〇κ播放方法之方法流程圖二 在本實施例中’伺服主機⑽係為網頁她主機，但本發 200910327 明並不以此為限，其他可傳送播放資料至訊號處理裝置200的 伺服主機都可以為本發明所使用；訊號處理裝置2〇〇係為機上 盒，但本發明並不以此為限，凡可將接收到的影像訊號、聲音 訊號以及字幕訊號合併為可供播放裝置3〇〇播放的影音訊號者 均可以為本發明所用；本實施例所提之播放裝置3〇〇係為電 視，但本發明並不以此為限，其他可播放訊號處理裝置2〇〇所 傳送之影音訊號的播放裝置均可在本發明中使用。本實施例之 ° 播放資料以伴唱歌曲的聲音訊號以及字幕訊號為例，但本發明 所提之播放資料並不限於伴唱歌曲，同時本實施例之播放資料 f用類MIDI的㈣存鱗音觸及字幕城，但本發明所 提之播放資料並不以上述之類MDI的格式為限。 由於機上盒（訊號處理裝置2〇〇)在出廠時，其上的儲存 模組230便會儲存有與伴唱歌曲的影像訊號（步驟4〇〇)，此外， 儲存模組23〇 S會儲存伴唱歌曲所使用的影像訊號的資訊。 的姻者欲播放伴唱歌曲鱗行跟唱時，機上盒上的請 J 求產生模組210將產生一個請求（步驟410)。接著，機上盒上 的第二傳輸模、组22〇會傳送請求產生模细21〇所產生的請求至 執行有本發明的網頁伺服主機（伺服主機100)。 當網頁舰域上的第—傳輸模組11G在接收請求（步驟 之後’網頁飼服主機上的舰模组12〇會取得與接收到的 請求相對應的播放資料（步驟43〇)。其中伺服模組12〇取得播 放身料的方法可以是至伺服主機1〇〇 (網頁飼服主機）上的儲 存模組（圖中未示）中讀取，也可以是至與词服主機_相連 200910327 接的儲存設備（圖中未示）中下載，但條模组⑼取得本發 明所提之播放資料之方法並糾上述兩種為限。 /在恤歡120取得伴唱歌曲的聲音訊號以及字幕訊號之 後飼服模組12〇會透過第一傳輸模組ιι〇將·^格式的播 放資料傳回給機上盒上的第二傳輸模組22〇。 在第-傳輸模組220接收到網頁伺服主機上的第_傳輸模 、、且11〇所傳來之播放資料（步驟44〇)之後，機上盒上的訊號 解碼f組24G t取出播放f料中不同通道所存放的聲音訊號以 及至少-組字幕職，也就是把播放資料解碼為聲音訊號以及 至少一組字幕訊號（步驟450) ’若字幕訊號只有-組，則聲音 訊號與字幕訊號各使用一個通道，若字幕訊號有兩組，則聲音 訊號使用一個通道，兩組聲音訊號分別使用一組通道，依此類 推。 在訊號解碼模組240將播放資料解碼為聲音訊號以及至少 一組字幕訊號（步驟450)之後，機上盒上的第三傳輸模組250 會將訊號解碼模組240解碼產生的聲音訊號、字幕訊號以及儲 存模組230中儲存的影像訊號傳送給電視（播放裝置300)上 的第四傳輸模組310 (步驟460)。 在電視上的第四傳輸模組310接收到機上盒的第三傳輸模 組250所傳來的聲音訊號、字幕訊號以及影像訊號之後，將由 電視上的播放模組320播放第四傳輸模組310所接收到的聲音 訊號、字幕訊號以及影像訊號（步驟470)，如此，本發明並不 需要下载伴唱歌曲的影像訊號，減少了下載的資料量，可以解 200910327 決先前技術所提到的下載的流量過大的問題。 另外，本發明的網頁祠服主機（飼服主機1〇〇)更可以包 含加密模、组170，同時機上盒（訊號處理裝置細）更可以包含 解密模組27〇 ’使得網頁舰主機使用第一傳輸模组ιι〇在傳 送播放資料至機上盒之前，會由加雜組⑽職放資料加密 (步驟480)，而在機上盒接收到網頁伺服主機傳回之播放資料 (步驟440)之後，會先將播放資料解密（步驟490)，再將播 〇 放麟解碼為聲音峨以及字幕峨（步驟)，避免播放資 料在傳送的過程中遭竊取。 此外’網頁伺服主機（伺服主機1〇〇)亦可以串流的方式 透過第-傳輸触110傳送影像峨至機上盒（訊號處理裝置 200)上的第二傳輸模組22〇，並由第二傳輸模組傳送接收到的 影像訊號給儲存模組23G儲存，藉以增加儲存模組，所儲存 的影像訊號。 戈上述實施例係使用機上盒（訊號處理裝置200)下載播放 " 胃料並將之解碼為聲音訊號與字幕訊號後，由電視（播放裝置 _播放影像訊號、聲音訊號以及字幕訊號，播訊^ 理裝置200與播放裝置3〇〇可以合併為一個卡拉播放裝置 500，例如可處理訊號並進行播放的數位電視。 如「第3圖」本發明所提之卡拉〇&播放裝置之元件示意 圖所不’本發明之卡拉0K播放裝置5〇0包含有請求產生模組 51〇、傳輸模520、儲存模組53〇、訊號解碼模組54〇、播放 模組550。 12 200910327 請求產生模組mo、傳輸模組520、儲存模組53〇、訊號合 併模組540實際上分別與如「第1圖」本發明所提之卡拉〇κ 播放系統之訊號處理裝置2〇〇中之請求產生模組21〇、第二傳 輸模組220、儲存模組230、訊號解碼模組240完全相同；而播 放模組550負責播放訊號解碼模組54〇解碼所產生的聲音訊 號、子幕訊號、以及儲存模組53〇所儲存的影像訊號。 卡拉ΟΚ播放裝置5〇〇更可以包含解密模組57〇，當傳輸 模組520所接收到的播放資料被加密時，解密模組57〇可以將 被加密的播放資料解密，使得訊號合併模組54〇可以將解密後 的播放資料與影像訊號合併為影音訊號。 此外，卡拉ΟΚ播放裝置500上的傳輸模組52〇接收到伺 服主機100以串流的方式傳來的影像訊號時’將致能儲存模組 230儲存傳輸模組52〇所接收到的影像訊號。 雖然本發明以前述之實施例揭露如上，然其並非用以限定 本發明，任何熟習本發明所屬技術領域之技藝者，在不脫離本 發明之精神和範圍内，所為之更動與潤飾，均屬本發明之專利 保護範圍’因此本發明之專利保護範圍須視本說明書所附之申 請專利範圍所界定者為準。 【圖式簡單說明】 第1圖係本發明所提之卡拉ΟΚ播放系統之系統架構圖。 第2圖係本發明所提之卡拉ΟΚ播放方法之方法流程圖。 第3圖係本發明所提之卡拉ΟΚ播放裝置之元件示意圖。 【主要元件符號說明】 13 200910327 100 伺服主機 110 第一傳輸模組 120 伺服模組 170 加密模組 200 訊號處理裝置 210 請求產生模組 220 第二傳輸模組 230 儲存模組 240 訊號解碼模組 250 第三傳輸模組 270 解密模組 300 播放裝置 310 第四傳輸模組 320 播放模組 500 卡拉OK播放裝置 510 請求產生模組 520 傳輸模組 530 儲存模組 540 訊號解碼模組 550 播放模組 570 解密模組 步驟400訊號處理裝置儲存影像訊號 步驟410訊號處理裝置產生請求 200910327 步驟420伺服主機接收訊號處理裝置傳送之請求 步驟430伺服主機取得播放資料 步驟440訊號處理裝置接收伺服主機傳回之播放資料 步驟450訊號處理裝置解碼播放資料為聲音訊號與字幕 訊號 步驟460訊號處理裝置傳送影像訊號、聲音訊號與字幕訊 號至播放裝置 f) 步驟470播放裝置播放影像訊號、聲音訊號與字幕訊號 步驟480伺服主機加密播放資料 步驟490訊號處理裝置解密播放資料Playing the image 峨, the sound signal 卩 and the Lin signal, and turning to the cake singing song requires a lot of traffic. In contrast to the above-mentioned a priori, the downloading of the accompaniment song requires a large amount of traffic. The problem is to reduce the amount of sloping material and to increase the efficiency of data transmission, thereby solving the problems mentioned in the prior art. The detailed features and implementations of the present invention are described in detail in the embodiments, and the description of 'field is as follows', which is sufficient for any skilled person to understand the present invention and to implement the technical content according to the present invention. The content disclosed in the system and the figure y can be understood by anyone skilled in the art to understand the purpose and advantages of the present invention. [Embodiment] The present invention provides an audio track and subtitle inter-narration: for example, background music of a vocal band, Prompt subtitles, etc., but this;曰 销 字幕 字幕 字幕 字幕 ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( 景 ( ( 景 景 景 景 景 景 景 景 景 景 景 景 景 景 景 景 景 景 景 景 景As shown in the figure, the system of the present invention comprises a feeding host 100, a signal processing device 200, and a playback device 300. The servo host 100 includes at least a first transmission module 110 and a servo module 120. The signal processing device 200 includes at least a request for generation. The module 21, the second transmission module 22, the storage module 230, the signal decoding module 240, and the third transmission module 250. The playback device 300 includes at least a fourth transmission module 310 and a playback module 320. The first transmission module 110 is responsible for receiving the request transmitted by the second transmission module 220 of the signal processing device 2 and transmitting the playback data corresponding to the received request to the second transmission mode of the signal processing device 2 Group 220. The playing data is encoded, so that the sound signal and the subtitle signal can be simultaneously stored in the playing material, for example, using a customized instrument digital interface (MIDI) format to sound a signal and a sub-screen The signal is stored in different channels (), but the playback data of the present invention is not limited to the MIDI format. Other formats for simultaneously storing the audio signal and the subtitle signal are also used in the present invention, and if the subtitle signal has two or more types. , you can use different channels to store more than two subtitle signals. The servo module 120 is configured to read the playback data corresponding to the request after the first transmission module 110 receives the request transmitted by the second transmission module 220 of the signal processing device 200, and hand the playback data to the first The transmission module 11 transmits the second transmission module 220 of the signal processing device 200. The request generation module 210 is responsible for generating a request corresponding to the playback material to be downloaded. 0 200910327 The second transmission module, the group 22 is responsible for issuing the request generated by the request generation module (4) to the first transmission module 11 of the host (10), and receiving The playback material corresponding to the transmitted request transmitted by the first transmission module m of the ship's host. The storage module 230 is responsible for storing the image signals, and the stored image signals are pre-stored in the storage module 23A of the signal processing device. The nickname decoding module 240 is configured to decode the playback data received by the second transmission module 22() into an audio signal and at least one group. The transmission module 250 is responsible for transmitting the image signals and signals stored in the storage module 23 The sound 峨 that is difficult to generate by the 敝 240 and the subtitle 峨 are decoded to the fourth transmission module 310 of the playback device 300. The fourth transmission module 310 is responsible for receiving the video, audio, and subtitle signals transmitted by the third transmission module 25 of the signal processing. 3 The playing module 320 is responsible for synchronously playing the image signal received by the fourth transmission module 31 and the sound Wei, _, and each subtitle of each group of subtitles is recorded in its corresponding time tag (Tag). The time is the same as the elapsed time when the video signal is played. 'The subtitle is displayed by the playback module. In the hardware implementation, the signal processing device 2 and the playback device 3 can be connected to the third transmission module 25G and the fourth transmission module 31 through the transmission line, respectively, and can also be implemented as a digital television in digital position. The third transmission module 250 and the fourth transmission module 31 are directly connected to the television by a circuit. Next, an operation system and method of the present invention will be described with reference to an embodiment, and a flowchart of a method for playing a Karaoke karaoke method according to the present invention will be described with reference to "second diagram". In the present embodiment, the 'servo host (10) is The webpage is hosted by us, but the present invention is not limited thereto. Other servo hosts that can transmit the broadcast data to the signal processing device 200 can be used for the present invention; the signal processing device 2 is a set-top box, but The present invention is not limited thereto. Any combination of the received video signal, audio signal, and caption signal into a video signal that can be played by the playback device can be used for the present invention; The playback device 3 is a television, but the present invention is not limited thereto, and other playback devices that can transmit the audio and video signals transmitted by the signal processing device 2 can be used in the present invention. The playback data of the present embodiment is exemplified by the audio signal and the subtitle signal of the sing song, but the playback material proposed by the present invention is not limited to the accompaniment song, and the playback material f of the embodiment is touched by the MIDI-like (four) syllabary sound. Subtitle city, but the playback material proposed by the present invention is not limited to the MDI format described above. Since the set-top box (signal processing device 2) is shipped from the factory, the storage module 230 thereon stores the image signal of the accompanying song (step 4〇〇), and the storage module 23〇S stores Information about the video signal used to sing a song. When the singer wants to play the singer and sing, the requesting module 210 on the set-top box will generate a request (step 410). Next, the second transfer mode, group 22 on the set-top box transmits a request for generating the template 21 to the web server (servo host 100) executing the present invention. When the first transmission module 11G on the web ship domain receives the request (after the step, the ship module 12 on the web feeding host acquires the playing material corresponding to the received request (step 43〇). The module 12 can obtain the playing material by reading the storage module (not shown) on the server host (web page feeding host), or by connecting to the word host _200910327. The storage device (not shown) is downloaded, but the strip module (9) obtains the method for playing the data provided by the present invention and corrects the above two types. / In the shirt 120, the sound signal and the subtitle signal of the sing song are obtained. After that, the feeding module 12 will transmit the playback data of the format to the second transmission module 22 on the set-top box through the first transmission module ιι. The webpage servo is received at the first transmission module 220. After the first transmission mode on the host, and the playback data transmitted from the camera (step 44〇), the signal decoding f group 24G t on the set-top box takes out the audio signal stored in different channels of the playback material and at least - group subtitles, that is, the broadcast capital The material is decoded into an audio signal and at least one set of subtitle signals (step 450). 'If the subtitle signal has only one group, the audio signal and the subtitle signal each use one channel. If there are two groups of subtitle signals, the audio signal uses one channel, two groups. The sound signal uses a set of channels, and so on. After the signal decoding module 240 decodes the play data into an audio signal and at least one set of subtitle signals (step 450), the third transmission module 250 on the set-top box will The signal decoding module 240 decodes the generated audio signal, the subtitle signal, and the image signal stored in the storage module 230 to the fourth transmission module 310 on the television (playing device 300) (step 460). After receiving the audio signal, the subtitle signal, and the video signal sent by the third transmission module 250 of the set-top box, the transmission module 310 will play the sound received by the fourth transmission module 310 by the playing module 320 on the television. The signal, the subtitle signal, and the video signal (step 470), so that the present invention does not need to download the video signal of the sing song, thereby reducing the downloaded data. It can solve the problem that the downloading traffic mentioned in the prior art is too large in 200910327. In addition, the webpage hosting host (the feeding host 1〇〇) of the present invention can further include an encryption module, a group 170, and a set-top box (signal) The processing device may further include a decryption module 27〇' such that the webpage host uses the first transport module to encrypt the playback data to the set-top box, and the data is encrypted by the add-on group (10) (step 480). After the play-on box receives the play data returned by the web server (step 440), the play data is decrypted first (step 490), and then the broadcast cymbal is decoded into a sound 峨 and a subtitle 峨 (step) to avoid The playback material was stolen during the transmission. In addition, the 'web server host (servo host 1) can also transmit the image to the second transmission module 22 on the set-top box (signal processing device 200) through the first transmission finger 110 in a streaming manner, and The second transmission module transmits the received image signal to the storage module 23G for storage, thereby increasing the storage module and the stored image signal. The above embodiment uses the set-top box (signal processing device 200) to download and play the "stomach material" and decode it into an audio signal and a subtitle signal, and then broadcasts the video signal, the sound signal, and the subtitle signal by the television (playing device_playing) The video device 200 and the playback device 3 can be combined into a karaoke device 500, such as a digital television that can process signals and play. For example, "Fig. 3" components of the karaoke & playback device of the present invention The karaoke playback device 5 〇 0 of the present invention includes a request generation module 51 〇, a transmission module 520, a storage module 53 〇, a signal decoding module 54 〇, and a playback module 550. 12 200910327 Request to generate a module The group mo, the transmission module 520, the storage module 53A, and the signal merging module 540 are actually generated separately from the request in the signal processing device 2 of the Karaoke 播放 playback system according to the present invention as shown in FIG. The module 21, the second transmission module 220, the storage module 230, and the signal decoding module 240 are identical; and the playback module 550 is responsible for playing the audio signal generated by the signal decoding module 54. The sub-screen signal and the image signal stored in the storage module 53. The Karaoke player 5 can further include a decryption module 57. When the playback data received by the transmission module 520 is encrypted, the decryption module 57. The encrypted playing data can be decrypted, so that the signal combining module 54 can combine the decrypted playing data and the video signal into the video signal. In addition, the transmitting module 52 on the Karaoke playing device 500 receives the servo. When the host 100 transmits the video signal in a streaming manner, the storage module 230 is enabled to store the image signal received by the transmission module 52. Although the present invention is disclosed above in the foregoing embodiments, it is not used. The invention is not limited to the spirit and scope of the present invention, and the modifications and refinements of the present invention are within the scope of the patent protection of the present invention. The scope of the patent application attached to this specification shall prevail. [Simplified description of the drawings] Fig. 1 is a description of the Karaoke playback system of the present invention. Figure 2 is a flow chart of a method for playing a caramel playback method according to the present invention. Fig. 3 is a schematic diagram of components of a caramel playback device according to the present invention. [Description of main component symbols] 13 200910327 100 Servo host 110 first transmission module 120 servo module 170 encryption module 200 signal processing device 210 request generation module 220 second transmission module 230 storage module 240 signal decoding module 250 third transmission module 270 decryption module 300 playback Device 310 fourth transmission module 320 playback module 500 karaoke playback device 510 request generation module 520 transmission module 530 storage module 540 signal decoding module 550 playback module 570 decryption module step 400 signal processing device to store image signals Step 410 signal processing device generates request 200910327 Step 420 Servo host receives signal processing device transmission request Step 430 Servo host obtains playback data Step 440 Signal processing device receives the playback data returned by the server host Step 450 Signal processing device decodes the playback data into an audio signal And subtitle signal step 460 signal processing device transmits Image signal, audio signal and subtitle information to playback apparatus No. f) the step of playing means 470 video signal, audio signal and the caption signal in step 480 server host data broadcast encryption decrypting step 490 displays the information signal processing apparatus
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