TW300361B - - Google Patents

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TW300361B
TW300361B TW083102152A TW83102152A TW300361B TW 300361 B TW300361 B TW 300361B TW 083102152 A TW083102152 A TW 083102152A TW 83102152 A TW83102152 A TW 83102152A TW 300361 B TW300361 B TW 300361B
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Macrovision Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H04H20/33—Arrangements for simultaneous broadcast of plural pieces of information by plural channels
    • H04H20/34—Arrangements for simultaneous broadcast of plural pieces of information by plural channels using an out-of-band subcarrier signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00224—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is obtained from a remote server
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00246—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is obtained from a local device, e.g. device key initially stored by the player or by the recorder
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00413—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is input by a user
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0071—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a purchase action
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
    • H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
    • H04H60/15—Arrangements for conditional access to broadcast information or to broadcast-related services on receiving information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/04—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/06—Systems for the simultaneous transmission of one television signal, i.e. both picture and sound, by more than one carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/081—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division the additional information signals being transmitted by means of a subcarrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
    • H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
    • H04N7/0881—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital the signal being time-compressed before its insertion and subsequently decompressed at reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
    • H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
    • H04N7/0882—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital for the transmission of character code signals, e.g. for teletext
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/34—Indicating arrangements 

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Strategic Management (AREA)
  • Physics & Mathematics (AREA)
  • Economics (AREA)
  • Finance (AREA)
  • Marketing (AREA)
  • Accounting & Taxation (AREA)
  • Technology Law (AREA)
  • Development Economics (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Circuits Of Receivers In General (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Toys (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)

Description

經濟部中央樣準局貝工消费合作社印製 A6 B6 五、發明説明（ ） 本發明偽有is於一種將文數字資訊傳輸至一持殊適用 的接牧機之無線霣廣播条統。 以FM無線電副載波來傳輸資訊的条統極多，其中一實 例可見於1992年9月29日授與Schwob的美國專利第5,152, 011號。亦有一種習知技術傜以FM資料能力進行類比轚音 訊號傳輸的單旁帶通訊条统，其可見於1989年7月20日授 與£35【11131^等人的美國專利第4,852.086號。 另亦有一種習知技術傜以FM無線電旁帶廣播至持殊適 用的霄腦中，例印供新聞及財經資訊之傳輸。可從Mains-tream Teleme',及J)eskT〇p Data等公司播得商業上可利用 的産品，透過FM無绨電旁帶廣播資料，以供由設有待殊FM 無線電接收機及軟體的個人電腦所接收。典型的資訊偽以 .數位化形式傳輸、接收並儲存在電腦記億體中，以利電腦 使用者利用蛮項單驅動式軟體加以存取。此等資料是以傳 統之文數字形式顯示在電腦螢幕上，在這種領域内的一種 産品就是新間邊绨（News Edge)，其偽一種可從麻薩諸塞 卅瓦爾珊市DeskTop Data公司得到的新閭服務.其绖由FM 無線電旁帶將數種新閭及財經資訊服務傳送至使用者.，随 此種産品所提供之軟體掃瞄送入之資訊.且當送入之資訊 與由使用者設定之參數相符時，則資訊將被儲存至磁碟及 /或顯示在電腦螢幕上。 這些条统具有需要一台痼人電腦當作一工作平台之缺 點，並且僅能在一霣腦螢幕上提供資訊.：> 如此即需具有一 般性的電腦技能，才能操作這些糸统，而這又會造成臃大 本紙張尺度逋用中國國家標準（CNS)甲4规格（210X297公釐） 3 (請先《讀背面之注意事項再填窵本頁}
V 訂 五、發明説明（ A6 B6 的花费。 一種绖由無線霉旁帶（副載波）進行接收資訊的条统 ，包括一可從一無線霄傳輸中取出加密資料的FM副載波調 諧器。燦件式存取電路再將鍺存於一隨機存取記億體的這 些資料加以解密。一驅動選項單之層级的使用者介面（以 一簡易手動或聲音控制方式）容許一使用者從此選項簞中 指出他的蓓擇以取用該資訊；此条统接著從成解密的本文 形式之資料庫中取得資訊。而一語音合成器可將該本文資 訊轉換成一音頻訊號，俥經由一喇叭或耳機提供給使用者 {請先《讀背面之注意事項再填寫本頁) 經 部 中 央 樣 準 局 貝 工 消 费 合 作 社 印 製 此集统可為單描存在或是共用一無線罨接收機之諸構 件地作為一現有無線電接牧機的一部分。使用者控制的一 實施洌偽一種四値方向開鼯（其位置相應於例如一電腦上 之游榡控制鍵），以供従選項單中選擇或掃瞄越過致蓓項 單。一般而言，此条統包含大約四百蠤位元的記億簏.此 足以儲存10小時的謦音資訊；而這種資訊例如為新間、運 動、天氣、文化資訊、廣告或商業性列表。且這種資訊偽 以數位形式.而當作可易於鍺存及進行轚音合成之（绖加 密的）ASCII碼本文來傳輸。 其他特辑為使用者可控制合成語音輸出之速度.以及 一頻道跳S調锴器可供蒐尋提供有服務的持殊FM無線電台 副載波。一選用的印表機將産生硬拷貝之輸出，且該語音 合成器可在自動或使用者控制之下産生不同形態的聲音。 而且.使用者可有機會預先選擇資料庫的項目，籍此可建 .訂 本紙張尺度遑用中國國家樣準（CNS)甲4規格（210x297公釐） 4 經濟部中央標準局貝工消费合作社印製 A6 B6_ 五、發明説明（ ） 構錮人的輪廊.而得以在不需要掃瞄經過所有選項單之情 況下取得持定資訊。 第1圖顯示出一根據本發明建構成之一裝置的方塊圖 〇 第1圖顯示一根據本發明之一實施例之裝置。傳統型 的FM無線電天線10 (例如用於汽車或可搌式無線電機上者 )將一接收到的無線電訊號提供至此技萏中習知的FM副載 波調諧器12中以抽取出一 FM副載波訊號。如人所熟知者， 這些副載波訊號通常偽在從商業FM無線電台租得之副載波 上的數位化資'料之嘈輸。FM副載波調諧器12,在線路14上 將所抽取得的資料（通常偽加密資料）提供至筷件式存取 電路16中。 燦件式存取霄路16如下所述地確保只有在提供正確的 鍵碼或命令下才可將資料加以解密。筷件式存取電路16將 所收到的資料加以解密（在由撤處理器20透遇線路22加以 授椹時），且在一實施例中，將明白的ASCII本文（或其 它文數字本文）提供在線路26上，以供儲存至傳統的積體 電路随機存取記億體（RAM) 28中。在一實施例中，RAM 28 包含大約4百萬位元的儲存容量。此資訊偽在微控制器（ 撤處理器）20的控制之下绖由在線路24上之控制訊號而被 存取，以決定儲存在RAM 28中之資料的那些持定項目要經 過輸出線路32而被提供至語音合成器30。 在其他實施例中，前述接收到的資料偽以如加密資料 或成其它方便形式而加以儲存.並且在轉換成語音之前被 一請先閲讀背面之注意事項再場窝本頁) r .訂. .線 紙張尺度適用中國國家標準（CNS)甲4規格（210x297公*) 5 A6 B6 五、發明説明（ ） 轉換成可由語音合成器利用的形式。在此狀況中，每一資 料項目皆"樣有”一未加密之指示以容許從資料庫中取出 鍺存的加密資料。 語音合成器30偽成商業上可得的形態，例如從加州柏 克來市的柏克來語音科技（Berkeley Speech Technologies )公司取得者。這種条統可將ASCII本文轉換成易於理解 的且經妥適諏變的轚頻類比訊號。此磬頻類比訊號在線路 34上被提供至一傳統的謦頻放大器35,且接著至一欲由使 用者聆聽的喇叭或耳機38上。 使用者介面&0·在線路42上輸人命令至撤控制器20 ,以 決定來自随機存取記億體28之所要傾聽的資料項目。 被傳輸之資訊偽在徹控制器20之控制下，於RAM 23中 之一傳統的層级式資料庫而被分類、儲存以及存取。 在一實施例中，使甩者介面40偽一種磬音致勤式命令 条統。例如此裝置偽藉由使用者説‘‘ 0N”的命令而打開霄 源及開動；它接著經由喇叭38將可得之主要資料庫種類， M濟部中央揉準局霣工消费合作社印製 例如“新間”、“運動”、"娛樂”等等，加以發替宜告 ,而予以進一步應。當所要的種類被宣告時，使用者説 “ Yes”加以回答；此装置接著將所g擇之主要種類的次 级種類再宣告一遍，並且使用者再次以説“Yes”的方式 遘擇所要的次级種類，直到所需之待定項目被存取出夾為 止。例如，有關於通用汽車公司的最近新間之主要種類铒 次级種類路徑，可能是“新聞…商業…金國性…汽車…GM ”。對於最近電影"阿拉丁”的影評的路徑，可能是“娛 6 {請先《讀背面之注意事項再填寫本頁} .訂 本紙張尺度逋用中國國家樣準（CNS)甲4规格（210X297公釐） ^00361 ^00361 經濟部t央標準局貝工消费合作社印製 A6 B6 五、發明説明（ ） 樂…好萊梅…影轷…阿拉丁w。一般，諸項目在由使用者 回答四或五備“Yes" 後即可逹到。在一實施例中，由使 用者發出三健額外口述命令，如“後退**、 “停止**、及 “進行”，邸足以令使用者有效且快速地控制此条统。 在另一實施例中，一具有例加四镅位置（上、下、左 、右，對應於在一台霣腦上的類似游檩控制）的開鼷組合 ，其每一位置代表四齒命令之一.偽提供給使用者以手動 操作。這種開蘭可適於附接於一汽車之方向盤上以供驚駛 人使用。此控制傜藉由導線、红外線、或超音波而舆此裝 置之其餘部分相連結，如一傳统式霣視遙控器那樣。 另一種形態傜使用一種單一位置控制閭鼴。使用者短 暫地壓下此開關，以選擇所宣告之種類或項目，或掃瞄越 過選項單。在有一實際的資料項目正被讀取的冏時短暫地 壓下此開關，則執行“停止M，再次壓下刖執行“進行" ;而保持將開期壓下一或二秒鐘則在任何時間執行“後退 ”，以回到資料庫内的一預定點。 FM副載波謅諧器12、擻控制器20、條件式存取霄路16 及随機存取記億體28通常偽全天候保持供霣（若有需要可 用霣池霄力），以接收廣播資料庫連鑲不斷的更新内容， 且藉此將目前新聞儲存至RAM 28中。 在一型態中，第1圈之裝置偽一種可攮式單元（類似 於一可攜式無線轚機），並且包括使用者轚音或手勘介面 。在另一實施例中，第1圖的裝置偽被建置於一傳統型可 攜式無線電機或汽車無绨電機内，共用其中可能的共同元 本紙張尺度適用中Η國家揉準iCNS)f4规格（210X297公釐） .....................................................................................裝.......................玎.....................線 (請先閱請背面之注意事項再填寫本買) A6 B6 五、發明説明（ ） 件。 在一實施例中，使用者介面40和具有一速度控制，以 決定語音合成器30的輸出速度。語音合成器30可比正常說 話速度還快地在線路32上接收資訊。人們可瞭解比正常説 話速率快的話語，是為人熟知的。如此，使用者藉由在接 收機單元按下一鈕或提供正確的口令，俥增加説話速度， 以便能更快獲得資訊，此種情況類似於速讅印刷文件。 在本實施中，使用一種磬音致動使用者介面40,則所 提供的命令數目有限（例如5至10_),且因而有一相當 簡易的商業上可得啲轚音輸人辨議電路卽足敷所需。 在另一實施例中，供一以汽車為主之条统用之使用者 介面傜與在不久的將來期望可在不同的汽車中見的的一頭 上顯示器相聪结。這將提供與電腦螢幕相似之資料庫選項 單項目之可見顯示器，以容許更快速存取資料庫葚項蜇。 經濟部中夬揉準局貝工消费合作社印製 可增進功效地是，藉由以本文或文數字形式（甚至為 加密形式）傳輸或儲存資料，所需的傳輸頻道之頻帶寛即 如記億體需求，可大量地減低，藉此可實質地減低元件成 本。通常的傳輸速度為一千鲍（Kilobaud),如現在用於財 經及新閬資訊之FM副載波傳輸上者。此己足以將所需之4 百萬位方的資料在大約1小時内載入至随機存取記億體28 中。 使用時，在購買此單元之後，使用者將此單元規劏為 當地電台提供傳輸内容之當地電台的頻率；（由於FM電台 的傳輸距離有限，故在一區域中可有多饈這樣的電台。在 8 {請先閲讀背面之注意事項再填窝本頁) •訂 本紙張尺度逋用t國國家標毕（CNS)甲4规格（210x297公藿） A6 B6 五、發明説明（ ） 一實施例中，一種頻道跳躍特擞（如目前在各種無線電收 音機中商業上可得的）包括於撤控制器20中，其可尋找具 有一特殊符號或頻率的電台以保持接收.甚至當從進行此 項服務的一電台之傳輸區域移動至進行此項服務的第二電 台之傳輸匾域時也一樣可保持接收。如此，對於本条統， 播瞄整艟FM頻帶波段以蒐尋符號傳輸時，將R須花小於1 分鎗的時間。 資料加密/存取偽以數種方式完成。在一實施例中. 可以傳輸一種簡易定址on/off命令（沒有資料加密），以 使屬於尚未支付月續訂金額以接牧該服務的人們之_人 單元不能再接收。 在一傾更複雜的加密条统（一般相信會有未經授權單 元的製造及銷售的問題）中，刖使用適當的資料加密，而 需要收到一鍵碼並須以解密霄路來解密資料。因此未绖授 椹的單元若没有這種專*解密電路，將完全無法操作。 經濟部中央樣準局員工消费合作社印製 在一加密臬统的一實施例中（類似於毎片付费的有線 電視加密方式），解密鍵碼偽籍由無绨電傳輸而傳送。每 -獨立接收機單元於唯讀記億體中具有一例如40至50値二 進位數字之唯一“陳截”鍵碼。每一單元亦具有一 “公用 ”非隱截的序號。所有傳_資料偽傳统地使用一種定期更 改的主鍵碼予以加密，俾能強迫使用者針對該服務付費並 且也增強安全性。每膣接收機單元必須接收一主鍵碼以將 傳輸資料加以解密。 這種主鍵碼傜以下述方式被傳輸至每一單元： 9 {請先閲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)甲4規格（210x297公釐） 經濟部t央標準局貝工消费合作社印製 A6 B6_ 五、發明説明（ ） 周期性地賫料傳輸被中斷以傅翰鍵躅資訊，此鍵碼資 . 訊偽一連串的封包，毎一獨立接收機單元各有一封包.而 每一封包包含有（1) 一為一特定單元之公用序號的位址欐 ;緊接的是（2) —泡第二裯，此第二额偽經以將具有該特 定序號之該單元的唯一“«藏鍵碼”予以加密之當時主鍵 碼〇 接收機蒐昜這些封包（其偽以一持定符號加以註明或 在不间時段發生以避免與資料混淆）；當一特定單元收到 包含它自身位址.(公用序號）的封包時，其邸把随後的加 密主鍵碼钃加以儲存及解密，藉此可獲得主鍵碼，俥能將 後來的加密資料予以解密。 在一第二加密条统實施例中，一供每値獨立接收機使 用之唯一加密主鍵碼傲定期（諸如一値月一次）實醱性地 遞送至毎一使用者處。此鍵碼可藉由一數字鍵盤输入每一 單元内，或此鍵碼可具現於一可用電子方式讀取之卡片或 裝置中，而此卡K或裝置偽供插人該接收機之一合適埠中 〇 在另一實施例中，語音合成器30偽被控制以提供不同 的特殊《音。埴些磬音偽由使用者選擇，亦邸可為男/女 或其它轚音；或此条統經由撤控制器30被規制，以S擇不 同轚音來代表不同形態或不同種類的資訊。 第1圖之該裝置偽結合在一傳统與線m機中，其使用 該無線霣機之天線10。FM副載波調渚器12偽為傳统的無線 電調渚器以外的附加装置，或可能是該無線電諏渚器之一 (請先《讀背面之注意事項再填寫本頁} •裝 •訂. •線 本紙張尺度逍用中國國家標準（CNS)甲4规格（210X297公釐） A6 B6 五、發明説明（ 部分。第1麵中的其它方塊（除了放大器36與喇叭38外） 對本条統是唯一的，並且偽一傳统無線霄機中的額外元件 以上說明是本發明之例示且並非限制，更進一步的修 正將會為一般熟於此技的人士輕易思及。 {請先閲讀背面之注意事項再填寫本頁) 裝 _訂 -線， 經濟部中央標準局貝工消费合作社印製 本紙張尺度適用中國國家搮準（CNS)甲4规格（210X297公釐）

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  1. 申請專利範圍
    第83102152號申請案申請專利範圍修正本 83.11.09. 1. 一種接收機糸統，其包含： 一無線電讕諧器*以供從一無線電訊號中解讕資 料； 一記億體，供將該解讕的資料儲存作為一資料庫 經濟部中央標準局負工消费合作社印裝 一使用者介面*供提供一組描述該資料庫之層级 的灌項單，並且供從該組選項單中接受選擇； 一控制器，供耱應於該等被接受的選擇項而自該 資料庫中選擇資料，並且以文數字形式輸出該被選擇 之資料；以及 一語音合成器，供將該被遘擇的資料從文數字形 式轉換成一代表説話字元的類比聲頻訊號。 2. 如申請專利範困第1項所述之条統，其中該無線電調 諧器自一 FM無線甯載波抽解調資料。 3. 如申讅專利範画第1項所述之条统，其中該記億《儲 存全部資料庫。 4. 如申請專利範菌第1項所述之糸統，其中該抽取得之 資料偽經加密，該条統並且更進一步包含有一將該抽 取得之資料解密之解密器。 5. 如申請專利範圍第1項所述之条統，其中該文數字形 式偽使用一代表文數字之ASCII碼本文。 6. 如申請專利範臛第1項所述之条統，其中該使用者介 面偽聲音致動者。 -10 - 本紙張尺度適用中國國家揉準（CNS ) Α4規格（210X297公釐） (請先Μ讀背面之注意事項再填寫本頁) 絮· • --，T1 、申請專利範圍 A8 B8 C8 D8 經濟部中央揉準局負工消費合作社印¾ 7. 如申請專利範園第1項所述之糸統，其中該使用者介 面包括： —用於安装在一汽車方向盤上的人工輸入裝置； 以及 —自該人工输入裝置接至該控制器的無線連結装 置。 8. 如申請專利範匾第1項所述之条統，其中該使用者介 面包括用以決定該語音合成器輸出類比轚頻訊號之速 度的一餹控制裝置。 9. 如申請專利範園第2項所述之糸統，其中該無線電調 諧器包括用以行頻道跳躍調諧至一特定FM無線霪台旁 帶的装置。 10. 如申請專利範圍第1項所述之条統，其中該記億髏儲 存至少4百萬位元資料。 11. 如申讅專利範園第1項所述之条統，更進一步包含： 一與該語音合成器相連接之放大器，以供放大該 類比轚頻訊號；以及 用以将該放大訊號轉換成聲音之装置。 12. 如申謓專利範圔第4項所述之条統，其中該解密器偽 藉由一為該無線霣調諧器所接收的鍵碼予以啓動。 13. 如申請專利範困第4項所述之条統，其中該解密器係 藉由一與該解密器相連接之鍵碼裝置而啓動。 14. 如申請專利範匾第1項所述之条統，更進一步包含用 以將該無線霣諏諧器與一無線電接收機組相連接的装 置 11 - 本紙張尺度逋用中國國家標準（CNS ) Μ規格（210Χ297公釐） (請先Μ讀背面之注$項再填寫本Κ ) 絮1'1. 經濟部中央梂準局貝工消费合作社印裝 A8 B8 C8 D8 、申請專利範圍 15. 如申誚專利範圍第1項所述之条統，更進一步包含一 將該被選擇資料做一列印拷貝的装置。 16. 如申請專利範圍第1項所述之条統，其中該語音合成 器包括用以産生多種聲音的裝置。 如申請專利範圍第16項所述之条統，其中該産生多種 聲音之裝置包括視該被選擇資料之一種類而定的磬音 蓮擇。 18. 如申讅専利範圍第16項所述之条統，其中該産生多種 聲音之装置包括響應於使用者控制之聲音選擇。 19. 如申請專利範圍第1項所述之条統*更進一步包含用 以由使用者指定為該資料庫之一層级的裝置。 20. —種經由一無線霣訊號將文字資料傳输至一接收機之 方法，包含： 廣播該無線電訊號； 從該無線電訊號中解調該文字資料； 將該解調之資料儲存於該記億體中作為一資料庫 産生描述該資料庫之一組選項單； 自該組選項單中遘擇文字資料項目； 響應於該等被選擇項目而自該被儲存資料中的記 億體部分選擇，該等部分僳成文數字形式；以及 將被選擇的該等部分自該文數字形式轉換成一代 表說話宇元的類比聲頻訊號。 21. —種接收機条統，其包含： 一無線電諏諧器，以供接收一無線電訊號； -12 - 本紙張尺度逋用中國國家標準（CNS ) A4规格（210X297公釐） -------IA 装---- (請先《讀背面之注意事項再填寫本頁) 訂
    '申請專利範圍 —解調器，其中該無線霣諏諧器偵測該接收得的 信號中的資料； 一條件式存取式電路，用以判斷該資料是否被解 碼； 一解碼器*用以將被编碼的資料解碼； —記憶驩，用以儲存該等資料； —使用者介面，供産生一组描述該資料庫的選項 箪，並且供從該組選項單中接受遘擇； —控制器，供镬應於該等被接受的選擇項而選擇 資料，並且以文數字形式輸出該被選擇之資料；以及 —語音合成器，供將該被選擇的資料從文數字形 式轉換成一代表説話字元的類比訊號。 (請先W讀背面之注意事項再填寫本頁) 趄濟部中央揉準局真工消费合作社印製 3 11 本紙ft尺度逋用中國國家樑準（CNS ) A4规格（210X297公釐）
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DE69422613T2 (de) 2000-06-29
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EP0689742B1 (en) 2000-01-12
NZ263332A (en) 1996-08-27
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JP3078325B2 (ja) 2000-08-21
BR9401142A (pt) 1994-10-18
EP0689742A1 (en) 1996-01-03
EP0689742B2 (en) 2007-04-04
PL310624A1 (en) 1995-12-27
ATE188824T1 (de) 2000-01-15
DE69422613T3 (de) 2007-08-30
CN1080961C (zh) 2002-03-13
WO1994022243A1 (en) 1994-09-29
US5406626A (en) 1995-04-11
JPH08508618A (ja) 1996-09-10
CN1123075A (zh) 1996-05-22
DE69422613D1 (de) 2000-02-17

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