TW532020B - Dual mode wireless data communications - Google Patents

Dual mode wireless data communications Download PDF

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Publication number
TW532020B
TW532020B TW090119636A TW90119636A TW532020B TW 532020 B TW532020 B TW 532020B TW 090119636 A TW090119636 A TW 090119636A TW 90119636 A TW90119636 A TW 90119636A TW 532020 B TW532020 B TW 532020B
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Taiwan
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bluetooth
mobile unit
wireless
unit
protocol
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TW090119636A
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English (en)
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Raj Bridgelall
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Symbol Technologies Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/02—Selection of wireless resources by user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/40—Network security protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
    • H04M1/72412—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Human Computer Interaction (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
  • Communication Control (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Description

532020
t明背景 莊一種已廣泛使用可提供無線區域網路的現存方法是國際 掭準IFO/IEC標準8802-Π，其也稱爲ANSI/IEEE標準 8&11(以下稱爲標準8G2.U)，此標準提供_種用於無線區 域網路媒體存取控制（MAC)及實體層（ρΗγ)的一致規格， 以便來自多重源的設備能一起工作。 802.11標準可用於無線區域網路其用於一處（如商店，工 廠，研九貫驗室或大學）以提供固定系統（如有線網路或電 腦）與行動單元間的無線通訊有線網路包括至少一存取 點其介面於有線網路（電腦）與行動單元，行動單元包括： 可攜電腦具有無線擴充卡，個人數位助理器，條碼掃瞄 备，售銷點裝置等，其與存取點通訊以提供與基礎系統的 無線存取。 目前開發出一種藍芽系統的規格以提供短距無線通訊， 例如提供可攜個人電腦與印表機（或其他裝置）之間的通 訊。藍芽規格的目的是提供廉價的無線協定技術用於短距 通訊’該監芽規格的草案可由www Biuetooth.com取得。 802.1 1系統及藍芽系統都是在相同的2·4 GHz ISM射頻中 操作，這二種系統中的裝置是行動的，而且在頻率範圍上 發射展布頻譜信號，因此系統發出的信號可能會干擾其他 系統中的發射因而導致資料的損失，而且對於許多應用而 言期望行動單元能使用這二種系統。 本發明的目的是提供一種雙模式行動單元能在8〇2·丨j系 統及藍芽系統中操作，用以在雙模式行動單元與其他單元 -4- 本紙張尺度適用中國國家標準(CNS) A4規格(210 X 297公釐)
裝 訂
叫020 A7 〜--一 —_ B7 (a ^ ^---1- 而操作以傳送及接收信號。第一發射器回應第一協定基帶 ^號而第-接收器提供輸出第一協定基帶信號，提供一第 -發射器以使用-第二無線協定而操作，及回應第二協定 基帶信號，及提供-第二接收器以使用第二無線協定而操 作以提供輸出第二協定基帶信號。一數位處理器設計成處 理第一及第二協定之信號，處理器回應以便在一第一協定 λ框接收數位信號，及在第一協定訊框格式中提供輸出數 ㈣送信號，將來自接收器之輸出第_及第二協定基帶信 號轉成第-協定訊框格式中收$之數位信號供數位處理器 用。將第-協定訊框格式中之輸出數位傳送信號轉成第一 或第二協定基帶信號供個別第一或第二發射器用。 」艮據本發明而提供-種雙模式行動單w以根據第一及 =二無線協定而操作，雙模式行動單元包括第一及第二rf 挺組讀耳又用以根據第一及第二無線協定而發射及接收信 號，且各回應基帶信號以發射及在收到時提供輸出基帶信 唬楗供一種數位處理器回應收到之數位信號且傳送數位 讀信號用以根據第-及第二協定之_而處理數位信號。 =供-介面單疋用以轉換從第一及第二犯模組接收之基帶 仏唬，及提供對應之數位信號到處理器，及用以從處理器 接，數位信號及提供第一及第二對應之基帶信號且讀取藉 由第一及第二RF模組而傳送。 在幸又佳貝例中，處理益控制介面單元以傳送信號到第 二及第=RF模組以及從第一及第：RF模組接收信號，在 幸又佳只例中，介面單元接收來自第二尺？模組之輸出基帶 -6 - 532020 A7
k 以一第一協定訊框格式提供對應之數位信號到數位 處理器，及以第一協定訊框格式接收來自數位處理器之數 饭k號且根據第二無線協定而提供對應之基帶信號 RF模組。 I』矛一 、以下配合附圖而說明以更佳了解本發明及其他目的，資 訊本發明的範圍是由後附申請專利範圍所界定。 世圖簡單説明 圖1的方塊圖顯示根據本發明的雙模式行動單元之通訊 部分。 α 圖2的圖形顯示根據標準802.；7規定在一訊框期間本發明 方法的實例。 圖3的圖形顯示使用第一及第二無線通訊協定在行動單 元之間的通訊。 、圖4的圖形顯示使用2個無線通訊協定在行動單元之間通 訊的行動單元的另一配置。 圖5的流程圖説明接收操作時可配置位元串處理器u的 知作。 圖6的流程圖説明發射操作時可配置位元串處理哭π的 操作。 W 營明説明 參考圖3其中顯示無線區域網路丨〇〇的配置，其在第一無 線協定（如標準802.1 1)下操作以提供無線區域網路，該網 路設置在整個企業，敎育或研究機構。在第一無線網路 100中提供至少一存取點102， 其與主電腦互連以提供無線
裝 玎
532020 A7 ____B7 五、發明説明（6 ) 調變及調變，介面34及數據機38是習用8〇211模組。 通吼處理模組16也接到RF模組14其包括藍芽發射器28及 藍芽接收器30(其都接到天線32)，該了解的是2個好模組 可叹置單一天線，及根據目前操作而在模組之間切換。 通訊處理模組16包括藍芽無線介面36及藍芽基帶數據機 4〇，其也遵守藍芽系統標準。 數據機38，40接到可配置的位元串處理器42其接收 802.1 1及監芽基帶信號，去除多餘資料，計算及提供 訊息資料到先入先出（FIF0)記隻體44爲數位資料信號。也 處理接收自數據機40的基帶信^以便在8〇211資料的訊框 格式中提供它，該資料也提供給FIF〇記憶體44。 可配置位7L串處理器42設計成場可程式邏輯陣列，排列 成處理藍芽及802.1 !通訊的串列位元串，圖5顯示接收信號 的配置，其中設置多工器160以連接802.11及藍芽數據機接 收頻道。由有限狀態機器162控制接收操作，該機器162根 據通訊格式而控制邏輯元件，同理也控制多工器16。(如虛 線所示）。串列至並列轉換器164接收檔頭資料且將它轉成 並列資料以儲存在暫存器166其可由有限機器162存取。同 理將收到的位元串送入訊框同步偵測器168而收到的 貝料則迗入CRC暫存器170,其也可由有限機器162存取。 更提供資料串到解碼器172，CRC模組174，其在收到的 CRC檔頭中執行CRC檢查，而串列至並列轉換器μ提供收 到的資料到FIFO儲存區44。 圖6顯示發射模式操作中可配置位元串處理器例子的邏 -9- 532020 A7 —____ _______ B7 五、發明説明（7 ) 輯操作’有限機器180配置成產生訊框檔頭以送入暫存器 192且在串列至並列轉換器194中轉成串列形式。在產生器 188 中產味 V· 王讯框同步且計算CRC及送入CRC檔頭暫存器 190 °要傳送的資料由串列至並列轉換器182從FIFO 44中 項取’而且在CRC邏輯184中計算CRC。在邏輯186中產生 向則获差校正，狀態機器1 80控制邏輯單元以適當順序提 供整個傳送封包到OR閘195，而且藉由多工器196而以適當 格式將封包當成完整的位元串傳送到802.1 1數據機38或藍 芽數據機40的發射電路。 ;丨面46足出802.1 1及藍芽信號的信號時脈以送入數位處 理咨18中的介面5〇，在802.1 1訊框格式中提供802.1 1資料 號及農茅貝料k 5虎’且載入數位處理器1 8中的隨機存取 记憶體58 °數位處理器18包括處理器56(如ARC或ARM微 處理咨）及快閃記憶體20其包含程式用於802.1 1信號及 802.1 1訊框格式中封裝的藍芽信號的mac位準數位處理， 及提供輸出訊息資料信號到主介面52以傳送到主機6〇。同 理’用以主處理器6〇的信號則在數位處理器丨8中轉成 802.1 1標準的訊框格式，且經由介面5〇而送入通訊處理模 組16。要傳送的數位信號其以8〇211訊框格式送入模組16 以儲存在FIFOi己憶體44及提供給電路42。電路42計算且將 802.1 1或藍芽格式的CRC檢查資料相加，若是要以8〇2 ιι 格式傳送的信號提供給數據機3 8其提供調變的基帶信號給 WLAN無線介面34以便傳送。若信號要以藍芽格式傳送， 則電路42去除802· 11訊框格式且以藍芽格式提供資料位元 __ -10- 本紙張尺度適用中國國家標準(CNS) A4規格(210X297公董) 532020 A7 B7
串到藍芽基帶數據機40’其提供基帶信號到藍芽無線介面 36以便由發射器28發射。 如熟於此技術者了解的，在電路42中可以用另一種方式 將藍芽訊息資料轉成8G2.11訊框格式，可以在電路42中; 802.U訊息資料轉成藍芽訊框格式，以及從藍芽訊框格式 轉成802.1 1訊息資料。 裝
圖2的時序圖對應802.1 1訊框以指示圖}雙模式單元的 較佳操作’或是其他雙模式行動單元，其與協調藍芽操作 配合以避免干擾802.1丨傳送。參〜考圖3，假設行動單元…在 8〇2·η協定下與存取點1()2結合，爲了避免在藍芽協定下提 供操作窗，雙模式行動單元10傳送請求傳送（RTS)信號7〇 到存取點102。存取點102接著回覆知悉，方法是送出^許 傳送（CTS)信號72以.提供時距以便從雙模式行動單元1〇傳 送的操作。cts信號使其他行動單元，MU-a&Mu_b設定 其網路配置向量（NAV)爲一値以指示網路會在傳送時距期 間忙碌，其由雙模式行動單元1〇請求。雙模式行動單元W 接著傳送短訊框802.1 1訊息74，此短訊框訊息74意欲使其 他行動單元MU-a及MU-b相信在標準802.11下雙模式行動 單元10正在傳送資料訊框，此短訊框74之後，雙模式行動 單凡1 〇轉成藍芽操作作爲主控單元及傳送藍芽查詢75其例 如是由藍芽單元108接收其以藍芽回應8〇來回應，在次時 距82期間，單元1〇及單元1〇8或其他藍芽從屬單元會作藍 芽通訊其接著是藍芽備用信號84。在時距結束時，其由f 模式行動單元10保留，雙模式行動單元1〇傳送最後= -11-

Claims (1)

  1. 532020 A BCD 六、申請專利範圍 1· 一種操作一雙模式行動單元之方法，該單元配置成使用 第一及第一無線協定而傳送及接收信號，該方法包括： 在该第一無線協定下操作該行動單元； 保留一傳送時距於該第一無線協定之訊框中；及 在孩保留時距期間在該第二無線協定下操作該行動單 元。 2·如申請專利範圍第1項之方法，更包括在該保留時距之 初始邵分期間，使用該第一無線協定操作該行動單元以 傳送。 ^ ·如申請專利範圍第2項之方法，更包括在該保留時距之 結束部分期間，使用該第一無線協定操作該行動單元以 傳送。 4·如申請專利範圍第1項之方法，其中在該第二無線協定 下操作該行動單元，包括在該第二無線協定下操作該行 動單元，以便在該第二無線協定操作下作爲至少一從屬 單元之主控單元，在該第一無線協定之訊框中保留一傳 送時距，及使用該第二無線協定而控制該從屬單元以便 在該保留時距期間使用該第二無線協定而傳送。 5·如申請專利範圍第4項之方法，更包括在該保留時距之 初始部分期間，使用該第一無線協定操作該行動單元以 傳送。 6·如申請專利範圍第5項之方法，更包括在該保留時距之 結束邵分期間，使用該第一無線協定操作該行動單元以 傳送。 -1 4 - 本紙張尺度適用中國國家標準(CNS) A4規格(210 X 297公釐) 532020 A8 B8 C8 D8 申請專利範圍 7·如申請㈣範圍第丨項之方法，其中該保留傳送時 一選定工作周期中重覆。 8.如申請專利範圍第7項之方法，其中該選定工作周期θ 根據使用該第二無線協定之無線交通動作而變。 疋 9· 一種操作一雙模式行動單元之方法，包括·· 提供一第一發射器，用以使用一第一無線協定而操 及回應第一協定基帶信號； 提供一第一接收器，用以使用該第一無線協定而掎 及提供輸出第一協定基帶信號； π下 提供一第二發射器，用以^用一第二無線協定而 及回應第二協定基帶信號； 下 提供一第二接收器，用以使用該第二無線協定而 及提供輸出第二協定基帶信號； 乍 提供-數位處理器，其被程式化以處理該第— 協足〈信號U —協定訊框格式中回應收到之= 信號及在該第-協定訊框格式中提供輸出數位傳送^ 號； ° 在該第-協定訊框格式中將該輸出第—及第二協 帶信號轉成該收到之數位信號；及 土 將該輸出數位傳送信號從該第—協定 第一或第二協定基帶信號。 拜成^豕 10· -種根據第一及第二無線協定而操作之雙模 元，包括： T 第-及第二RF模組，根據第一及第二無線協定而分別 >15-
    532020 A8
    用以傳送及接收信號，而且各回應基帶信號用以傳送及 接收時提供輸出基帶信號； 一數位處理器，回應該收到之數位信號根據該第_及 第二協定之一而用以處理該數位信號；及 一介面單元，用以從該第一及第二RF模組接收基帶信 5虎及供給對應之數位信號到該處理器，及用以從該處理
    器接收數位信號及分別供給第一及第二對應基帶哼號到 該第一及第二RF模組。 裝 如申請專利範圍第1〇項之雙曼式行動單元，其中該處理 券控制該介面單元以傳送信號到該第一及第二RF模組， 以及從該第一及第二RF模組接收信號。
    12·如申請專利範圍第1〇項之雙模式行動單元，其中該介面 單元從該第二RF模組接收輸出基帶信號，及在一第一協 定訊框格式中供給該對應數位信號到該數位處理器，及 在该第一協定訊框從該數位處理器接收數位信號，及根 據該第二無線協定而供給對應之基帶信號到該第二RF模 組0
    -16-
    本紙張尺度適用中國國家標準(CNS) A4規格(210 X 297公爱) 3 6號專利申請案 中文補貧幸替換頁（9 2年2月）A7 -1^.^]_ B7 五、發明説明（2 ) (其使用任一系統）間通訊。 本發明的又一目的是提供方法，因而8〇2·丨丨系統及藍芽 系統能在無信號干擾之下共存。 發明總結 本發明的一特徵是提供一種方法以操作一雙模式行動單 兀排列成發射及接收信號，且使用第一及第二無線協定如 IEEE 802.1 1協定及藍芽協定而操作。行動單元是在第一無 線協定操作，行動單元使用第一無線協定以保留一傳送時 距在第一無線協定之訊框中，目的是在第二無線協定下操 作。在保留時距期間行動單元在第二無線協定下操作以傳 送及接收信號。 在一較佳實例中，第一無線協定包括使用該協定以保留 一保留時間之傳送需求，行動單元在保留時距開始及結束 時在第一無線協定下可傳送短傳輸。 在一配置沖，雙模式行動單元在第二無線協定中當成主 單疋而操作，以控制至少在第二無線協定中操作之從屬單 疋之操作。雙模式單元能在第一無線協定之訊框中保留一 傳送時距，及在保留時距期間使用第二無線協定以控制從 屬早7C。 較佳地’以一選擇資料周期重覆第一無線協定中之保留 傳送時間過程，該周期可根據使用第二無線協定之無線活 動位準而改變。 根據本發明而提供一種操作雙模式行動單元之方法，包 括提供一第一發射器及一第一接收器使用一第一無線協定 本紙張尺度適财S S家標準(CNS) Α4規格(210 X 297公爱)
    裝 訂
    線 修正; 年月 m r\ ^ ^ .
    貝料通訊到所有的設施或是其一部分。通常使用標準 802.1 1的换線裝置能在約3〇公尺的範圍内與存取點通訊， 這是依建築物配置及多重路徑環境而定。在大設施中，一 奴k供多重存取點，而多重存取點以使用無線資料網路而 與主電腦連接及互連。圖3的無線區域網路丨〇〇包括雙模式 仃動單元10排列成使用802 1 1而與存取點1〇2通訊，而且也 使用第二無線通訊標準（如藍芽標準）而與其他單元1〇8通 訊。例如雙模式行動單元1〇使用藍芽標準而與印表機1〇6 通訊，Έ：也可使用802.1 1標準而與存取點102通訊，以及使 用藍芽標準而與其他行動單元1〇8(其在藍芽微網u〇中）通 訊。該圖形也顯示具有單元112，114的另一藍芽微網 115 ’在不干擾無線區域網路1 〇〇之下而互相通訊。 本發明發現使用802.1 1標準而在行動單元10間可能會發 生射存取點102干擾的問題，以及使用藍芽標準而由藍芽 單元108作通訊。根據本發明的較佳實例，行動單元丨〇排 列成使用這2種標準而通訊，及協調使用藍芽標準的通訊 與使用802.1 1標準的通訊。 圖1顯示行動單元10的方塊圖，行動單元1〇的通訊部分 包括：RF模組12以使用802.1 1標準而提供無線通訊，及第 二RF模組14使用藍芽標準而提供無線通訊。更提供一通訊 處理模組16及一數位處理器模組18 , 模組丨2包括發射器 22及接收器24都接到天線26。發射器22經由WLAN無線介 面34而回應來自模組16的基帶信號，由8〇2.11基帶數據機 3 8(如Alantro數據機）而將傳送基帶信號及接收基帶信號解 -8 - 本紙張尺度適用中國國家標準(CNS) A4規格(210 X 297公釐）
    802.1 1短訊框86以指示其傳送的完成。此提供存取點102的 認可信號88以便根據802.1 1協定而指示已完成傳送。接著 系統繼續在正常的802.1 1操作，根據802.1 1及藍芽無線動 作即可選擇一資料周期，以便在該資料周期中重覆中斷 802.11交通或藍芽動作的序列。 本發明配置也可提供另一特徵，即本發明的雙模式行動 單元10在其微網控制所屬的從屬單元，以便在藍芽無線動 作結束時用信號通知（信號84)以使從屬單元在雙模式行動 單元作802.1 1通訊時進入低功率的STANDBY(備用）模式， 可由主信號設定STANDBY模式期間，其可以固定或由主 控單元的藍芽動作的重覆而結束。 參考圖4所示的配置其中經由存取點1 〇2而由雙模式行動 單元10A將藍芽訊息從微網132傳送到另一雙模式行動單元 iOB ’接著通過藍芽微網140而到達另一藍芽單元144。在 圖4的另一配置中雙模式行動單元1〇可使用藍芽微網132其 包括藍芽單元134，136。雙模式行動單元10A最好排列成 令藍芽單元134, 136作為從屬單元至雙模式行動單元 10A’ 一旦單元134’ 136(從屬單元）已與雙模式行動單元 10A結合’即由雙模式行動單元1〇A控制行動單元134 , I% 的通訊在特定時間訊框間距發生，該間距已由雙模式行動 單元10A保留在802.1 1無線區域網路130。明確而言參考圖 2 ’雙模式行動單元10A保留藍芽動作的802.1 1訊框，它可本 身傳送且接著使用藍芽通訊75令藍芽單元134或136在接著的 時距8 〇 ， 8 2中傳送其藍芽傳送。因此，可 -12- :^97公釐） 本紙張尺度相巾11 @家標準(CNS) A4規格(210: 修止 2 6 3 6號專利申請案 _替換頁（92年2月）
    $0補鬼 t次說明 控制802.1 1傳送以使其不在通訊間距中發生，該間距由單 元134，136或10A保留給藍芽動作。 时圖4的配置也允許藍芽單元134, 136藉由2個雙模式行動 單元10A ’ 1GB而在不同藍芽微網⑽中傳送訊息到其他藍 芽皁：142 ’ 144。尤其是，藍芽行動單元134的資料訊息 可傳运到雙模式行動單元10A，使用行動單元i〇a的·" 通訊而將此訊息經由存取點1〇2傳送到雙模式行動單元 10B，接著藍芽協定後的雙模式行動單元_能傳送要傳送 的訊息到藍芽行動單元144(或142)，依此，當行動單元134 不是在相同的藍芽微網（作為印表機142)之中時，藍芽行動 單元134的操作者能傳送要由藍芽印表機142列印的資料。 雖然已說明本發明的較佳實例，如熟於此技術者了解的 可以在不達反本發明的精神下作其他及進一步的變化及改 良，而且意欲將所有的這些變化及改見包括在本發明的真 實範圍中。 > -13-
    A7 B7 朱:窠七修ii9636號專利申請案 平月中葡界十替換頁（92年2月） 五、發明説明（103 ) 元件符號說明 10 雙模式行動單元 54 計時器 12 射頻（RF)模組 5 6 處理器 14 RF模組 5 8 隨機存取記憶體 16 通訊處理模組 60 主處理器 18 數位處理器模組 70 > 72 信號 20 微處理器及快閃 74 短訊框訊息 記憶體 75 藍芽查詢 22 發射器 80 藍芽回應 24 接收器 82 次時距 26 天線 84 信號 2 8 發射器 86 矩訊框 3 0 接收器 8 8 信號 3 2 天線 1 00 無線區域網路 34 WLAN無線介面 1 02 存取點 3 6 藍芽無線介面 1 04 行動單元 3 8、40 數據機 1 06 印表機 42 處理器 108 行動單元 44 先入先出（FIFO) 110 藍芽微網 記憶體 112 早兀 46 介面 114 XJVf 一 早兀 48 暫存器檔 115 藍芽微網 5 0 介面 13 0 區域網路 5 2 介面 13 2 微網 -133- 本紙張尺度適用中國國家標準(CNS) A4規格(210X 297公釐) 年月 苐 中
    9 6 3 6號專利申請案 書替換頁（92年2月） A7 B7 五、發明説明（10b ) 134、 13 6 藍芽單元 176 轉換器 140 微網 1 80 狀態機器 142、 144 藍芽單元 1 82 轉換器 1 60 多工器 1 84 CRC邏輯 1 62 狀態機器 18 6 邏輯 1 64 轉換器 18 8 產生器 1 66 暫存器 190 CRC標題暫存器 1 68 訊框同步偵測器 192 暫存器 1 70 CRC暫存器 1 94 轉換器 1 72 解碼器 1 95 0 R閘 1 74 C R C模組 196 多工器 -13b- 本紙張尺度適用中國國家標準(CNS) A4規格(210 x 297公釐)
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