經濟部中央標準局員工消费合作社印装 518982 A7 _^_B7_ 五、發明説明（/ ) 本發明是關於一種無線交換系統，特別是指一種不需 主交換機之無線電話系統。 、一別連接到公眾電信通訊網路之 交換機，其主機之數目與連接之局線數必需相同。限於此 種傳統架構之限制，因此使用者會購置所需數量之無線電 話機，並同時申請相同於該電話機數目之外線。然而，在 此一架構下，如果電話使用者並非經常同時使用電話的 話，貝ϋ顯然未能充份發揮整体系統之資源，亦不符合經濟 原則。 而在另外一種傳統技術中，係額外配置一台主交換 機，透過此一主交換機使各個主機再與公眾電信網路連 接，經由此一主交換機之控制，可達到更多功能。然而該 且複雜，並不符合於一般小型辦公 場所之使用，且其功能亦會受到該主交換機原有設計功能 之限制。 本發明之主要目的即是提供一種不需主交換機之無線 電話系統.， 換機,而电斧壇辦線電話機枣：倚無辕雳 如此处線數亘^鱗機邀旦h因應實際使垣之鼙要面— 瓦達到彈性化之目的。因此’透過本發明之系 統，可不必購置昂貴、複雜的主交換機設備’亦可依據實 際需要而購置需要之設備，具有經濟、實用之效果。 本發明之另一目的即是提供一種只需較少局線數即可 達到較多通訊功能之無線電話系統，在此一系統中包括有 (請先閲讀背面之注意事項再填寫本頁) .裝· 訂 Λ 本紙張尺度適用中國國家標準（CNS ) Α4規格（210X297公釐） 經濟部中央樣準局員工消費合作社印裝 318982 A7 _B7_ 五、發明説明（〆） 數個無線手機（Cordless Telephone)及數個主機（Base Station)，其中之主機可以是無線式之主機或是有線式之 主機。在數個主機中，其中一個係作爲整個系統之主控主 機(Boss)，可主控整個系統之運作，並記憶整個系統之工 作狀況。經由此種架構之控制之下，可以在較少數目之局 線下，使手機達到較佳效率之通訊。 本發明之另一目的是可經由N條局線連接至一電訊通 訊系統，其系統中包括有Μ個手機、以及Η個主機，每一個 手機包括有一個無線收發器，可以切換於L+1個無線頻道 中之其中一個頻道作爲信號頻道，其L+1個頻道係包括L個 雙向通訊頻道(Commun i cat i on Channe 1 s )以及一個雙向信 號頻道(Signaling Channel)。手機配置有指示燈用來指 示其工作之狀態。各手機內之控制器可用來控制顯示燈之 狀態、輸出指定之通話結束信號於通訊頻道上、以及送出 要求通話之信號於通訊頻道上。 每一台主機係包括有一個收發器，可切換於L+1個無 線頻道中之其中一個頻道作爲其信號頻道，其L+1個頻道 中，係包括L個雙向通訊頻道以及一個雙向信號頻道。每 一個主機內之控制器係用來控制主機之整個工作狀況，其 工作包括有例如控制收發器之動作、使交換單元與局線連 接、外線/內線通訊要求之處理、接收手機之呼叫信號、 接收呼叫結束之信號、輸出指定之通話結束信號於通訊頻 道上、以及送出要求通話之信號於通訊頻道上等。主機亦 配置有數個指示燈，在控制器之控制之下，可用來指示其 (請先閲讀背面之注$項再填寫本頁) .裝· 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） 經濟部中央標準局貝工消費合作社印裝 318982 A7 _____B7__ 五、發明説明（> ) 各種之工作狀態，例如各局線之忙線/空閒狀態、手機對 手機對講、內線對講等狀態。 以下將配合圖式對本發明之技術作一詳細說明，其中： (一)圓式簡要說明： 圖一係顯示本發明之之系統方塊圖； 圖二係顯示圖一所示之主機內部之功能方塊圖； 圖三係顯示圖一所示之手機內部之功能方塊圖； 圖四A至四E係連續電話打入時，主機控制器與手機控 制器間之控制流程圓； 圖五A至五C係顯示本發明在執行電話轉接之控制流程 圖； 圖六係顯示本發明由手機及主機作提起聽筒通話時之 控制流程圖； 圖七係顯示本發明手機與手機、手機與主機、主機與 主機間作內線通話時之控制流程圖。 首先參閱圖一所示，係顯示本發明之系統方塊圖，其 包括有數台主機(Base Station)Bl〜Bm、以及數台無線手 機(Cordless Station)Hl〜Hn，其中各個主機B1〜Bm係連 接至電信交換網路ll(Eml Office Switching Network) 之局線LN1〜LNh *圖式中是以h條局線LN1〜L胁、m台主機 B1〜Βιρ、η台無線手機HI〜Hn作爲實施例說明，然而，凡 精於此項技術者當可理解到本發明亦可依據此實施例之原 理而達到擴展應用。以下將對本發明之主機、手機、控制 流程分別作一詳細說明。 ^__ 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐] (請先閲讀背面之注意事項再填寫本頁) -裝. ,ΤΓ 經濟部中央標準局員工消費合作社印製 A7 __B7___ 五、發明説明（& ) 主機之說明： 圖二係顯示圖一所示之主機內部之電路功能方塊圖。 由圖式可知，本發明之每一個主機(例如第一台主機B1)內 部乃包括有一交換單元12(Switching Unit)，經由雙向中 繼器(Trunk)TMl、TRK2、TRK3分別連接至電信交換網路 11之局線電路LC1、LC2、LC3(Line Circuit)。圖式中僅 舉例h=3作爲實施例說明，實際應用時可擴展爲LC1、 LC2...LCh與TR1Q、TRK2...TRKh 〇 交換單元12連接有一由發射器13及接收器14所組成之 收發器(Transiver)，該發射器13及接收器14之動作及頻 道之選用係由控制器20所控制。發射器13之輸出端係連接 至收發雙工器15，而接收器14之輸入端亦係連接至收發雙 工器15中，收發雙工器15係配置有一天線，因此該主機可 以在控制器20之控制之下，將欲發射之訊號經由該收發雙 工器15及其天線而發射出，以供各手機接收，相同地，由 各手機所發射出之訊號亦可經由該天線及收發雙工器15並 在控制器20之控制之下而送至局線上。 該主機之交換單元12配置有一習用之話筒19、一免提 聽筒單元16、一喇卩八17及一麥克風18,主機中亦包括有一 標準之撥號鍵盤26，此撥號鍵盤連接至控制器20 ,可供使 用者撥號產生電信交換網路所需之複頻信號。此外，每一 台主機亦包括有一振鈴24、h-Ι個AM或FM有線通訊裝置 21(h乃表示局線數）、一個FSK有線通訊裝置22,其中之 AM/FM有線通訊裝置32是作爲各主機間的語音通訊頻道，而 r (請先閲讀背面之注意事項再填寫本頁) _裝· 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） 經濟部中央標準局員工消費合作社印製 318982 A7 _B7 五、發明説明（< ) FSK有線通訊裝置22,爲各主機間的資料通訊頻道。 每一部主機之控制器20亦連接配置有一按鍵及狀態控 制及顯示區23，其包括一鉤鍵231 (Hook Key)、一通話轉 送鍵232(Call Forward Key)、一內線通話鍵233(Interphone Key) 、 以及一個手機對手機通話鍵 234(Handset to Handset Key)，且不同之動作狀況可由相對應之指示燈予 以顯示之。其中之鉤鍵231—般是由話筒19之提起時(例如 在接聽或欲撥通電話)動作。通話轉送鍵232之功能係將由 電信交換網路所接收到之電話轉送至另一個無線手機或另 一個主機。內線通話鍵233之功能係作爲主機與主機間建 立通訊之用，其配置有一內線通話指示燈237。主機對手 機通話鍵234之功能係爲手機與主機之間建立通話之用， 其亦配置有一通話指示燈238。 在每一部主機上配置有數個局線選擇鍵236CLK1、 LK2...LKH)，以及相對應之局線指示燈235(LD1、 LD2....LDn)，其功能是指示各局線之忙線或空閒之狀 態。 此外，每一台主機中亦包括有一狀態記憶体25，連接 於控制器20，可用來記憶整個系統中各主機之主從關係、 頻道使用狀況、及其它相關使用之局線號碼等資料。控制 器20會經由匯流排而由該狀態記憶体25中讀取其內部所貯 存之資料，以控制發射器13、接收器14、交換單元12等相 關單元之動作以及系統之操作。 手機之說明： ---„------I 裝-----Ί 訂-7----h 線 (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 ) A4規格（210X297公釐） A7 318982 五、發明説明（t) 圖三係顯示圖一所示之手機內部之功能方塊圖。由圓 式可知，本發明之每一個手機(例如第一台手機H1)內部乃 主要包括有二控制咢31、一發射g£2、以及：接收器 其中發射器32具ilT+i可選用頻道， 之選用係由控制器31所控制，以使選定之手機建立一發射 頻道至任一個主機中之接收器。 該手機之話筒34可送出一通訊信號至發射器32之信號 輸入端。同時，控制器31則係可送出一信號資訊至該發射 器之輸入端。發射器32之輸出端係經由一開關321連接至 收發雙工器35之發射輸入端。 相似地，接收器33亦具有L+1個可選用之信號頻道’ 控制器31可搭配發射頻道之選用而選用接收之頻道。接收 器33之輸出係經由另一開關331而連接至話筒34 〇 其中開關321、331之啓閉狀態，係可由控制器31所控 制，以使話筒34能與發射器32與接收器33所構成之收發器 (TRANSCEIVER)，在選定之通訊頻道建立之後，得以建立 起通訊路徑。 手機中亦包括有一標準之撥號鍵盤37，此撥號鍵盤連 接至控制器31，可供使用者撥號產生電信交換網路所需之 複頻信號，此外該撥號鍵盤37亦可作爲在內線通話時，鍵 入欲通話之目標無線手機及主機之辨識碼之用。 此外，每一台手機中亦包括有一狀態記憶体38，連接 於控制器31，可在當控制器31經由接收器33接收到圖二所 示主機之控制器所送來之頻道選擇信號時，用來貯存被選 __^___1_ 本紙張尺度適用中國國家梂準（CNS ) A4规格（210X297公釐） (請先聞讀背面之注$項再填寫本頁) -裝. •1 訂一T· 經濟部中央標準局員工消費合作社印褽 經濟部中央標準局員工消費合作社印製 318982 五、發明説明（7 ) 定手機之站別辨識碼(Station Identification Number) 及相關使用之局線號碼。 控制器31會經由匯流排而由該狀態記憶体38中讀取其 內部所貯存之辨識碼資料，以控制發射器32及接收器33之 動作，以使其所使用之發射及接收頻率，得以與主控主機 (Boss Base-station)所選用之通訊頻道之頻率調諧。 每一部手機之控制器31亦連接配置有一狀態控制及顯 示區，其包括有一鉤鍵391(HookKey)、一通話轉送鍵 392(Call Forward Key)、一內線通話鍵393 (Interphone Key)、以及一手機對手機通話鍵394(Handset t〇 Handset Key)，且不同之動作狀況可由相對應之指示燈予以顯示 之。其中之鉤鍵391—般是由話筒34之提起時(例如在接聽 或欲撥通電話)動作。轉送鍵392之功能係電信局局線將由 電儀交換網路接收到電話轉送至另一個無線手機或另一個 主機。內線通話鍵393之功能係作爲手機與主機間建立通 訊之用，其另配置有一內線通話指示燈397。^機對手機 通話鍵39.4之功能係係爲手機之間建立通話之^，其亦配 置有一手機間通話之指示燈398。 線路選擇鍵396(Line Key)具有相對應之線號指示燈 395(Line Display)，其功能是指示連接之局線線號爲忙 線或空閒之狀態。 控制流程之說明： 以下將對本發明之各種可能操作之流程作一說明。在 此說明中，是以二台無線主機（第一主機B1、第二主機 ______ ^_ 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） ---^------I 裝-- (請先閲讀背面之注意事項再填寫本頁) 1訂 線 經濟部中央標準局員工消費合作社印裝 A7 ___B7 _^__ 五、發明説明（文） B2)、一台有線主機(第三主機B3)、三台手機(第一手機 H1、第二手機H2、第三手機H3)之簡化基本架構作一說 明。圖式中之虛線標示係表示信號傳送之頻道路徑，而爲 了使相關圖式間之控制流程相互關係，故各圖式中相同之 圈示終端標號乃表示連接至另張圖之相對應終端標號中。 圖四A至圖四E，係表示外線撥入時各主機、手機間之 動作流程。首先如圖四A所示，二台主機B2、B3及各手機 HI、H2、H3呈待機狀態(Standby)(步驟400、403、412、 415、419)，若第一圭號 時(步驟406)，則在步驟407中會送出一LN1信號(代表第一 條局線有信號進來)透過FSK頻道送到第二主機B2及第三主 機B3，同時，亦會將該LN1之信號透過SG信號頻道送到各 丰機H1、H2、H3，此時該第一主機B1係作爲整個系統之主 ---、 ———^~— 控主_(Bosg) ° 第二主機及第三主機分別在步驟4〇1、404中接收到該 FSK頻道之LN1信號時，會將之貯存、然後振鈴、並使LD1 指示燈閃爍(參圖二所示對應編號之線號指示燈LDl·)，以 表示目前第一條局線有電話信號撥入。第一主機B1亦會在 步驟408中接收到該LN1信號、並將之貯存、然後振鈴’並 使LD1指示燈閃爍》而手機HI、H2、H3方面，分別在步驟 413、416、420中接收到該邠頻道之LN1信號時’會將之貯 存、然後子機之蜂鳴器響起、並使手機上之⑽聰示燈閃 爍，以通知目前局線有電話信號撥A ° 假如此時，義 ___1__ 本紙張纽適财關家標準（CNS ) A4胁（2Κ)Α297公釐) (請先閲讀背面之注意事項再填寫本頁) 裝· .1訂' 經濟部中央標準局員工消費合作杜印製 318982 a? ____B7_ 一 五、發明説明（<| ) 入信號時(步驟409)，會送出LN2信號至FSK頻道(即送到第 二主機B2及第三主機B3)，同時亦會將該LN2信號送至SG頻 道(即送到各手機IU、H2、H3)。 第二主機及第三主機分別在步驟402、405中接收到該 FSK頻道之LN2信號時，會將之貯存、然後振鈴並使LD2指 示燈閃爍，以表示目前第二條局線有電話信號撥入。而手 機HI、H2、H3方面，分別在步驟414、417、421中接收到 SG頻道之LN2信號時，會將之貯存，然後子機之蜂鳴器響 起，並使LINE指示燈繼續閃爍以通知目前局線有電話信號 撥入° 此時，若第二手機H2接起電話，接通第一條局線 LN1，然後會在步驟418中’送出鉤鍵信號至SG頻道上，此 一鉤鍵信號會被第一主機B1在步驟410中接收，然後由第 一主機B1執行選擇主機、選擇通話頻道及選擇交換單元之 路徑。 參圖四B所示’其係延續圖四A之控制流程。在第一主 機完成圖四A之步驟410之後，接著會在圖四B之步驟427中 送出選擇CH-1頻道的信號於SG頻道與FSK頻道上’第二手 機H2透過SG頻道接收到該主控主機之信號之後’會關閉蜂 鳴器(步驟432)，並切換至CH-I通訊頻道、連接收發器、 點亮LINE指示燈’然後即進行工常之通話狀態’亦即此時 係由第二手機H2接聽前述第一條外線之來話。此外，第二 主機B2亦同時透過FSK頻道接收該主控主機所送出之選擇 第CH-1頻道信號’並在步驟424中’切換至CH-I信號頻 I 0 (請先聞讀背面之注意事項再填寫本I) •裝· 線 本紙張尺度適用中國國家搮準（CNS ) A4規格（210X297公釐） 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明（丨〇 ) 道，並連接收發器、LN1局線、及交換單元。 接著，第一主機B1在步驟428中’會檢查其系統狀態 記憶体(即圖二所示之狀態記憶体25) ’然後送出代表第一 條局線LN1停止振鈴之信號（Ring Trip)至FSK頻道上（如虛 線所示），以告知第二、第三主機此時第一條局線之來話 已接聽中，該第二、第三主機在接收到該信號之後，分別 在步驟425、422中將第一條局線線號之指示燈LD1點亮。 此外，在步驟428中，仍記憶著第二條局線LN2仍處於振鈴 狀態(亦即尙無人接聽）。 此時，若第三手機H3接起電話，接通第二條局線 LN2，然後會在步驟433中，送出鉤鍵信號至SG頻道上，此 一鉤鍵信號同樣會被第一主機B1在步驟429中接收，然後 由第一主機B1執行選擇主機、選擇通話頻道及選擇交換單 元之路徑。然後，第一主機B1會在步驟430中送出選擇第 CH- II通訊頻道信號於SG頻道與FSK頻道上，第三手機H3透 過SG頻道接收到該主控主機之信號之後，會關閉蜂鳴器 (步驟434)、並切換至第CH-II通訊頻道、連接收發器、點 亮LINE指示燈，然後即進行工常之通話狀態，亦即此時係 由第三手機H3接聽前述第二條局線之來話。 在步驟430中，第一主機B1會再度檢查其系統狀態記 憶体，然後先送出第二條局線LN2停止振鈴之信號至FSK頻 道及SG頻道上，以告知第二、第三主機及第一手機H1此時 第二條局線之來話已接聽中。第二主機B2與第三主機B3時 透過FSK頻道接收該主控主機所通知之LN2振鈴停止信號之 (請先閱讀背面之注意事項再填寫本頁) 丨裝· 訂 線 本紙張尺度適用中國國家梯準（CNS ) A4規格（210X297公釐） 經濟部中央標準局員工消費合作社印策 Α7 Β7 五、發明説明（u) 後，即點亮第二條局線之指示燈LD2 ’並停止振鈴。第一 主機B1在步驟430中亦會停止振鈴、切換第CH-II頻道、 LN2及交換單元。第一手機H1在步驟431中亦會在接收該主 控主機所通知之LN2振鈴停止信號後’關閉蜂鳴器、淸除 LN號碼、關閉UNE指示燈。 在步驟430中，第一主機B1最後會在FSK頻道中，送出 一主控權釋出(Boss Lost)之信號至第二主機B2、第三主 機B3(步驟426及423)。至此爲止，第二手機H2及第三手機 H3係分別處於接聽第一條外線及第二條外線之狀態。 參圖四C所示，其係延續圖四B之控制流程。此流程圖 係表示當第二手機H2掛斷電話(On-hook)時，其會送出一 掛機信號(步驟447)至第CH-I頻道中、解除與收發器之連 接、並關閉LINE指示燈。此時第二主機B2會接收到該掛機 信號(步驟439中），然後解除與收發器、交換單元、第一 條局線LN1之連接、以及關閉指示燈LD1，接著會在FSK頻 道中送出本主機目前爲主控主機（I am Boss)、第一條局 線通話結束(End of Call)之信號給第一、第三主機B1、 B3，最後在步驟439中第二主機B2更新其系統記憶体’以 將上述之各種系統變更狀態予以記錄。 第一、第三主機會分別在步驟442、435中接收到第二 主機在FSK頻道所送出之通話結束之信號，然後淸除第一 局線L1V1、關閉指示燈LD1，並將第二主機B2視爲目前系統 之主控主機。 步驟440中，若第二主機B2偵測到第一條局線又有撥 本纸張尺度適用中國國家標準（CNS ) A4规格（21〇Χ297公釐） (請先閱讀背面之注意事項再填寫本頁) .裝· Μ 經濟部中央標準局員工消費合作社印製 ^18982 五、發明説明。V) 入信號時，則會送出一LN1信號(代表第一條局線有信號進 來)至FSK頻道(即送到第一主機B1及第三主機B3) ’同時亦 會將該LN1信號送至SG頻道(即送到第一及第二手機H1、 H2 ,此時第三手讎仍處於通話狀態）。 第一主機及第三主機分別在步驟443、436中，接收到 該FSK頻道之LN1信號時，會將之貯存’然後振鈴，並使 LD1閃爍，以表示目前第一條局線有電話信號撥入。第二 主機亦會接收及貯存該LN1之信號，然後振鈴，並使LD1閃 爍。而手機方面，第一及第二手機HI、H2，分別在步驟 445、448中接收到該SG頻道之LN1信號時，會將之貯存’ 然後子機之蜂鳴器響起、並使手機上之LINE指示燈閃爍’ 以通知目前局線有電話信號撥入。 如果此時第三主機接聽該電話(步驟437) ’則會於FSK 頻道上送出一鉤鍵信號至第二主機β1中、以及設定交換單 元之路徑。在第二主機Β2接收到該第三主機Β3之鉤鍵信號 時(步驟441)，即選擇交換單元之路徑’並送出交換單元 之路徑信號至FSK頻道上’以供第一及第三主機接收，此 時第三主機Β3即會停止振鈴(步驟438)、設定交換單元、 點亮LD1、連接第一條局線LN1 ’此時即可進行正常之通 話。同時，第一主機Β1亦會在步驟444中，接收振鈴停止 之信號、停止振鈴、點亮LD1指示燈。 在前述之步驟441中’第二主機Β2亦同時會在SG頻道 上送出停止振鈴之信號至第一、第二手機H1、Η2，故第一 手機HI在步驟446中’在接收到該信號之後’會停止蜂鳴 ___15_ 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） — ―； ^ -- (請先閱讀背面之注意事項再填寫本頁) 4° 線· 經濟部中央標準局員工消費合作社印製 A7 B7__— 五、發明説明（） 器、淸除LN號碼、關閉LINE指示燈’而第二手機H2亦會在 步驟449中，在接收到該信號之後’停止蜂鳴器、淸除LN 號碼、關閉LINE指示燈。 參圖四D所示，其係延續圖四C之控制流程。此流程圖 中，係假設第二主機又再偵測到第三條局線有電話撥入時 (步驟453)，其會將LN3之信號透過FSK頻道送至第一、第 三主機Bl、B3中，以及透過SG頻道送至第一、第二手機 m、H2中。第一主機及第三主機分別在步驟456、450中接 收到該FSK頻道之LN3信號時，會將之貯存，然後振鈴’並 使LD3閃爍，以表示目前第三條局線有電話信號撥入。第 二主機亦會接收及貯存該LN3之信號，然後振鈴’並使LD3 閃爍。而手機方面，第一及第二手機HI、H2，分別在步驟 459、461中接收到該SG頻道之LN3信號時’會將之貯存， 然後子機之蜂鳴器響起，並使手機上之LINE指示燈閃爍， 以通知目前局線有電話信號撥入。 如果此時，第二主機接聽該電話(步驟454) ’則即選 擇交換單元路徑及停止振鈴，然後連接第三條局線LN3、 點亮指示燈LD3、以及在FSK及SG頻道上送出停止振鈴之控 制信號，此時’第二主機即處於通話狀態。第三主機B3接 收到該停止振鈴之信號之後，即點亮指示燈LD3(步驟 451),第一主機B1接收到該停止振鈴之信號之後，亦點亮 指示燈LD3(步驟457)，而手機方面，第一手機H1在接收到 該停止振鈴之信號之後，即停止蜂鳴器(步驟460)，並淸 除LN號碼、關閉LINE指示燈，第二手機H2在接收到該停止 1¼ (請先閱讀背面之注意事項再填寫本頁) -裝 Ί訂 線 本紙張尺度逋用中國國家標準（CNS〉A4规格（210X297公釐） 經濟部中央標準局員工消費合作社印製 A7 -—-___ 五、發明説明（Vip) 振鈴之信號之後，亦會停止蜂鳴器(步驟462)，並淸除LN 號碼 '關閉UNE指示燈。 此時如果第三手機H3通話完畢而掛上電話（步驟 463) ’則會透過第η頻道送出此一掛機信號給第一主機 β1 ’並解除收發器之連接，並關閉LINE指示燈。第一主機 B1在接收到第三手機H3之掛機信號時，即解除交換單元、 收發器與LN2之連接(步驟458)，並關閉LD2之指示燈，最 後送出通話結束之信號至FSK頻道。 在第三主機B3接收到第一主機B1所送出之通話結束信 號之後，即在步驟452中，淸除LN2、並關閉指示燈LD2， 表示目前第二條局線之通話已結束。相同地，當第二主機 B2接收到第一主機B1所送出之通話結束信號之後，即在步 驟455中，淸除LN2、並關閉指示燈LD2 〇 參圖四E所示，其係延續圖四D之控制流程。此流程圖 係表示當第三主機B3偵測到掛機而結束通話時，會在步驟 464中，透過FSK頻道送出結束通話之信號給第二、第一主 機B2、B1，並解除其交換單元之連接、以及關閉LD1指示 燈，結束第一條局線之連接。第二主機B2在接收到該結束 通話之信號之後，即在步驟466中，淸除LN1之連接、關閉 LD1指示燈。相似地，第一主機B1在接收到該結束通話之 信號之後，即在步驟468中，淸除LN1之連接、關閉LD1指 示燈。 此時，若第二主機偵測到掛機信號時(步驟467) ’亦 會透過FSK頻道送出結束通話之信號給第三、第一主機 ir ____ (請先閲讀背面之注意事項再填寫本頁) 裝- 本紙張尺度適用中國國家標準（CNS ) A4规格（210X297公釐） Α7 Β7 318982 五、發明説明（xf) B3、B1，並解除其交換單元之連接、以及關閉LD3指示 燈，結束第三條局線之連接。第—主機B1在接收到該結束 通話之信號之後，即在步驟469中，淸除LN3之連接、關閉 LD3指示燈。第三主機B3在接收到該結束通話之信號之 後，即在步驟465中，淸除LN3之連接、關閉LD3指示燈。 至此爲止赁所有之主機及手機皆處理待臟態。 圖五係顯示本發明在執行電話轉接之控制流程。爲了 簡化說明起見，故相同於圖四中之相同步驟者即不予重複 說明。亦即，圖五A頂部終端符號即表示係接續至圖四B中 之後續流程。因此，在圖五A之啓始狀態係:第一條局線 LN1撥入信號、第二手機H2正與第一條局線處於通話狀 態、第一主機B1係爲主控主機。 當第二手機H2處於與外線通話狀態時，若通話者按下 ”手機對手機”之按鍵及數字”1”（步驟509)，則會透過第 CH-I頻道送出該手機對手機信號給第二主機B2，其中數字 ”1”係代表此手機欲與第一手機進行對話。然後其UNE閃 爍。步驟503中，當第二主機B2在接收到該信號之後，會 保留該第一局線LN1之通話，解除與收發器、交換單元、 LN1之連接，然後在FSK頻道送出本機爲主控主機（I AM BOSS)與保留LN1之信號給第三、第一主機，此外，亦會啓 動其系統記憶体、LD1指示燈閃爍。當第三、第一主機接 收到前述第二主機之信號時，會分別在步驟501、505中接 收保留LN1之信號、LD1指示燈閃爍、改變主控主機等動 作。 (έ 本紙張尺度適用中國國家標準（CNS ) Α4規格（210X 297公釐） ----------1 -裝-- (請先聞讀背面之注意事項再填寫本頁) 訂 經濟部中央標準局員工消費合作社印製 經濟部中央標準局員工消費合作社印裝 A7 B7 _ 五、發明説明（士） 在完成上述步驟之後，第二手機即會在步驟510中’ 對換發射、接收頻道(亦即調換RF上頻段與下頻段），然後 在SG頻道送出手機對手機通話碼” Γ與選擇CH-III頻道至 第一手機，同時使指示燈Handset(即圖三中所示之指示燈 398)閃爍。 第一手機在接收到第二手機之內線通話要求時，會在 步驟507中，貯存該信號，並使其蜂鳴器響起、使Handset 指示燈閃爍。然後在步驟508中，偵測手機對手機通話 鍵、透過SG頻道送出鉤鍵信號與選擇CH-III頻道信號、停 止蜂鳴器、切換第CH-III頻道、連接收發器、點亮 Handset指示燈。 第二手機在接收到第一手機之鉤鍵信號之後，即執行 步驟511，切換到CH-III頻道上，且點亮Handset指示燈。 此時，第一手機與第二手機即進行手機對手機之通話。 若第三手機要與第三主機作內線通話，則當偵測到使 用者按下內線通話鍵及數字”3”時(步驟512)，貝！1第三手機 即送出內線通話信號INTh3於CH-II頻道上，且指示燈LINE 閃爍。第一主機由CH-II頻道接收到該內線通話要求之信 號之後，會保留第二局線LN2、檢查資料庫、設定交換單 元之路徑、AM1 (即AM調制頻道#1)，接著會透過FSK頻道發 出保留第二局線LN2、欲與第三主機作內線通話之信號 INTh3，此外亦會在第CH-II頻道上送出保留LN2與選擇第 CH II頻道之信號回第三手機，以通知第三主機此時是否 爲忙線，第三手機在接收該保留LN2及選擇第CH-II頻道之 _I ? _ 本紙張尺度適用中國國家標準（CNS ) A4规格（210X297公釐） (請先閱讀背面之注意事項再填寫本頁) •裝· Ί訂 4 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明（^ ) 信號之後，會切換在第CH-II頻道上，並使Interphone指 示燈閃爍。 第三主機經FSK頻道，在步驟502中接收到保留LN2之 信號及內線通話要求之信號INTh3之後’會開始振鈴、並 使LD2指示燈及手機指示燈閃爍，然後切換AM1、及貯存內 線通話INTh3 〇第二主機亦會經FSK頻道，在步驟504中接 收到保留LN2之信號及內線通話要求之信號INTh3之後，會 開始振鈴、並使LD2指示燈、及手機指示燈閃爍。 參圖五B所示，其係延續圓五A之控制流程。此流程圖 中，若第三主機偵測到主機對手機通話鍵(步驟514)，即 讀取INTh3、送出鉤鍵信號至FSK頻道上，此信號會被第一 主機接收(步驟518)，然後即連接交換單元、並透過第CH-II頻道送出鉤鍵信號給第三手機，在第三手機接收到此一 信號之後(步驟525)，即連接收發器、點亮Interphone指 示燈。此時’第三手機即進入與第三主機間之內線通話。 第二手機在步驟523中，若偵測到TRF鍵，則會送出 TRF及選擇CH-III頻道信號至SG頻道上，並關閉Handset指 示燈。第二主機在接收到信號之後，會在步驟5Π中’檢 查系統記憶體資料庫、接收選擇第CH-III頻道之信號、確 認備妥，接著淸除LN1之保留、連接收發器、交換單元、 連接LN1局線、以及切換至第CH-III頻道’最後點亮LD1指 示燈、送出主控權釋出之信號至FSK頻道上，以供第三、 第一主機接收主控權釋出之信號。Printed by the Employee Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs 518982 A7 _ ^ _ B7_ V. Description of the invention (/) The present invention relates to a wireless switching system, especially a wireless telephone system that does not require a main switch. 1. For a switch connected to a public telecommunications network, the number of hosts and the number of connected office lines must be the same. Due to the limitations of this traditional architecture, users will purchase the required number of radiotelephones and apply for the same number of external lines as the number of telephones. However, under this framework, if telephone users do not frequently use the telephone at the same time, it is obvious that Pui has failed to fully utilize the resources of the overall system and is not in line with economic principles. In another traditional technology, an additional main switch is configured. Through this main switch, each host is connected to the public telecommunication network again. Through the control of this main switch, more functions can be achieved. However, this is complicated and not suitable for use in general small office spaces, and its functions are also limited by the original design functions of the main switch. The main purpose of the present invention is to provide a wireless telephone system that does not require a main switchboard. Change the machine, and the electric axe altar line telephone set date: rely on no need to break the line as here ^ scale machine invites h to adapt to the actual situation The key aspect-the tile achieves the purpose of elasticity. Therefore, "through the system of the present invention, it is not necessary to purchase expensive and complicated main exchange equipment", and it is also possible to purchase the required equipment according to actual needs, which has economic and practical effects. Another object of the present invention is to provide a wireless telephone system that requires fewer local lines to achieve more communication functions, including in this system (please read the precautions on the back before filling this page). Binding · Order Λ This paper scale is applicable to China National Standard (CNS) Α4 specification (210X297mm) Printed by the Central Sample Bureau of the Ministry of Economic Affairs Employee Consumer Cooperative 318982 A7 _B7_ V. Description of Invention (〆) Several wireless phones (Cordless Telephone) And several hosts (Base Station), where the host can be a wireless host or a wired host. Among several hosts, one of them is the main control host (Boss) of the whole system, which can control the operation of the whole system and remember the working status of the whole system. Under the control of this architecture, the mobile phone can achieve better communication efficiency under a smaller number of local lines. Another object of the present invention is to connect to a telecommunications communication system via N local lines. The system includes M mobile phones and H host computers. Each mobile phone includes a wireless transceiver, which can be switched to L + 1. One of the wireless channels is used as a signal channel, and its L + 1 channels include L two-way communication channels (Commun i cat i on Channe 1 s) and one two-way signal channel (Signaling Channel). The mobile phone is equipped with indicator lights to indicate its working status. The controller in each mobile phone can be used to control the status of the display light, output the designated end-of-call signal on the communication channel, and send the signal requesting the call on the communication channel. Each host includes a transceiver that can be switched to one of L + 1 wireless channels as its signal channel, and its L + 1 channel includes L two-way communication channels and one two-way signal channel . The controller in each host is used to control the entire working status of the host. Its work includes, for example, controlling the operation of the transceiver, connecting the switching unit to the office line, processing the external / internal communication requirements, receiving the call signal of the mobile phone, Receive the call end signal, output the specified call end signal on the communication channel, and send the signal requesting the call on the communication channel, etc. The main unit is also equipped with several indicator lights, which can be used to indicate it under the control of the controller (please read the note $ item on the back and then fill in this page). Installation · This paper standard is applicable to the Chinese National Standard (CNS) A4 specification ( 210X297mm) Printed by Beigong Consumer Cooperative of Central Bureau of Standards, Ministry of Economic Affairs 318982 A7 _____B7__ V. Invention description (>) Various working states, such as busy / idle state of each line, mobile phone to mobile phone intercom, internal intercom Wait for the state. The following will make a detailed description of the technology of the present invention in conjunction with the drawings, in which: (1) Brief description of the circular type: FIG. 1 is a system block diagram of the present invention; FIG. 2 is a functional block inside the host shown in FIG. 1 Figure; Figure 3 shows the functional block diagram of the mobile phone shown in Figure 1; Figures 4A to 4E are the control flow between the host controller and the mobile phone controller when continuous calls are entered; Figure 5A to 5C It shows the control flow chart of the present invention when performing phone transfer; Figure 6 shows the control flow chart of the present invention when the handset and the host are used to lift the handset to talk; Figure 7 shows the mobile phone and the mobile phone, the mobile phone and the host, the host and the present invention Control flow chart for internal calls between hosts. Referring first to FIG. 1, it shows a system block diagram of the present invention, which includes several hosts (Base Station) Bl ~ Bm, and several wireless phones (Cordless Station) Hl ~ Hn, where each host B1 ~ Bm is connected The local line LN1 ~ LNh to the telecommunications switching network ll (Eml Office Switching Network) * In the figure, h local line LN1 ~ L threat, m host B1 ~ Bιρ, η wireless mobile phone HI ~ Hn are taken as examples Explained, however, those skilled in the art should understand that the present invention can also be extended for application based on the principles of this embodiment. The host, mobile phone and control process of the present invention will be described in detail below. ^ __ This paper scale is applicable to China National Standard (CNS) A4 specification (210X297mm) (please read the notes on the back before filling this page)-installed., ΤΓ Printed by the Staff Consumer Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs A7 __B7___ 5 Description of the invention (&) Description of the host: Figure 2 is a block diagram showing the circuit functions inside the host shown in Figure 1. As can be seen from the figure, each host of the present invention (such as the first host B1) includes There is a switching unit 12 (Switching Unit), which is connected to the local line circuits LC1, LC2, and LC3 (Line Circuit) of the telecommunications switching network 11 via bidirectional repeaters (Trunk) TM1, TRK2, and TRK3. = 3 As an example, the actual application can be expanded to LC1, LC2 ... LCh and TR1Q, TRK2 ... TRKh. The exchange unit 12 is connected with a transceiver (Transiver) composed of a transmitter 13 and a receiver 14 The operation of the transmitter 13 and the receiver 14 and the selection of the channel are controlled by the controller 20. The output of the transmitter 13 is connected to the transceiver duplexer 15, and the input of the receiver 14 is also connected to the transceiver In the duplexer 15, the transmission and reception duplex The 15 series is equipped with an antenna, so that the host can transmit the signal to be transmitted through the transceiver duplexer 15 and its antenna under the control of the controller 20 for the reception of each mobile phone. Similarly, each mobile phone The transmitted signal can also be sent to the office line through the antenna and transceiver duplexer 15 and under the control of the controller 20. The exchange unit 12 of the host is equipped with a conventional microphone 19 and a hands-free handset unit 16 , A radio eight 17 and a microphone 18, the host also includes a standard dial keypad 26, the dial keypad is connected to the controller 20, the user can dial to generate the complex frequency signal required by the telecommunications switching network. In addition, Each host also includes a ringer 24, h-1 AM or FM cable communication device 21 (h is the number of office lines), and a FSK cable communication device 22, of which AM / FM cable communication device 32 is used as each host Voice communication channel, and r (please read the precautions on the back before filling in this page) _Installed · This paper standard is applicable to China National Standard (CNS) A4 specification (210X297 mm). Printed by the company 318982 A7 _B7 5. Description of the invention (<) FSK wired communication device 22 is a data communication channel between each host. The controller 20 of each host is also connected with a button and status control and display area 23, It includes a hook key 231 (Hook Key), a call forwarding key 232 (Call Forward Key), an internal call key 233 (Interphone Key), and a mobile phone to mobile phone call key 234 (Handset to Handset Key), and different The operation status can be displayed by the corresponding indicator light. The hook key 231 is generally activated when the microphone 19 is lifted (for example, when answering or trying to make a call). The function of the call forwarding key 232 is to forward the call received from the telecommunications switching network to another wireless mobile phone or another host. The function of the intercom key 233 is used to establish communication between the host and the host. It is equipped with an intercom call indicator 237. The function of the host-to-phone call key 234 is to establish a call between the mobile phone and the host, and it is also equipped with a call indicator 238. There are several office line selection keys 236CLK1, LK2 ... LKH) and corresponding office line indicators 235 (LD1, LD2 .... LDn) on each host, whose function is to indicate the busyness of each office line Line or idle state. In addition, each host also includes a state memory 25, which is connected to the controller 20, and can be used to memorize the master-slave relationship, channel usage status, and other related use of the office line number of each host in the entire system. The controller 20 reads the data stored inside the state memory 25 via the bus to control the operations of the related units such as the transmitter 13, the receiver 14, the switching unit 12, and the operation of the system. Description of the mobile phone: --- „------ I installed ----- Ί order-7 ---- h line (please read the precautions on the back and then fill out this page) This paper size is suitable for Chinese countries Standard (CNS) A4 specification (210X297mm) A7 318982 V. Description of invention (t) Figure 3 is a block diagram showing the internal function of the mobile phone shown in Figure 1. From the circle, we can see that each mobile phone of the present invention (such as the A mobile phone H1) internally includes two control channels 31, one transmission g £ 2, and: a receiver in which the transmitter 32 has ilT + i selectable channels, and the selection is controlled by the controller 31 to make the selected The mobile phone establishes a transmission channel to the receiver in any host. The microphone 34 of the mobile phone can send a communication signal to the signal input end of the transmitter 32. At the same time, the controller 31 can send a signal information to the transmitter The input terminal of the transmitter 32 is connected to the transmission input terminal of the transceiver duplexer 35 through a switch 321. Similarly, the receiver 33 also has L + 1 optional signal channels. The controller 31 can be used with Select the transmitting channel and select the receiving channel. The output of the receiver 33 It is connected to the microphone 34 via another switch 331. The opening and closing states of the switches 321 and 331 can be controlled by the controller 31 so that the microphone 34 can be a transceiver composed of the transmitter 32 and the receiver 33 (TRANSCEIVER ), After the selected communication channel is established, the communication path can be established. The mobile phone also includes a standard dial keypad 37, which is connected to the controller 31 and allows the user to dial to generate the complex required by the telecommunications switching network In addition, the dial keypad 37 can also be used to type the identification code of the target wireless mobile phone and the host to be called during the internal call. In addition, each mobile phone also includes a state memory 38 connected to the controller 31. When the controller 31 receives the channel selection signal sent by the controller of the host shown in FIG. 2 via the receiver 33, it can be used to store the selected __ ^ ___ 1_ This paper standard applies to the Chinese National Standard (CNS ) A4 specification (210X297mm) (please read the $ item on the back and then fill in this page)-Pack. • 1 set T · The Ministry of Economic Affairs Central Standards Bureau employee consumer cooperative printed the Central Standard of the Ministry of Economy Printed by quasi-bureau employee consumer cooperatives 318982 V. Description of invention (7) Set the station identification number (Station Identification Number) of the mobile phone and the related line number used. The controller 31 will be transferred from the status memory 38 via the bus Read the identification code data stored inside to control the operation of the transmitter 32 and the receiver 33, so that the transmission and reception frequencies used by it can communicate with the selected communication channel of the main control host (Boss Base-station) Frequency tuning. The controller 31 of each mobile phone is also connected to a state control and display area, which includes a hook key 391 (HookKey), a call forwarding key 392 (Call Forward Key), an intercom key 393 (Interphone Key), and A phone-to-phone call key 394 (Handset t〇Handset Key), and different operating conditions can be displayed by the corresponding indicator light. The hook key 391 is generally activated when the microphone 34 is lifted (for example, when answering or trying to make a call). The function of the forwarding key 392 is that the telecom office line will receive the call from the electrical switch network and forward it to another wireless handset or another host. The function of the intercom key 393 is used to establish communication between the mobile phone and the host. It is also equipped with an intercom call indicator 397. ^ The function of the phone-to-phone call key 39.4 is to establish a call between mobile phones ^, which is also equipped with an indicator 398 for the call between mobile phones. The line selection key 396 (Line Key) has a corresponding line number indicator 395 (Line Display), and its function is to indicate that the connected local line number is busy or idle. Description of control flow: The flow of various possible operations of the present invention will be described below. In this description, it is based on two wireless hosts (first host B1, second host ______ ^ _ This paper standard is applicable to China National Standard (CNS) A4 specification (210X297mm) --- ^ ----- -I installed-- (please read the precautions on the back before filling in this page) 1 Ordering A7 ___B7 _ ^ __ printed by the Ministry of Economic Affairs Central Standards Bureau Employee Consumer Cooperative V. Invention description (text) B2), a wired host (Third host B3), the simplified basic structure of three mobile phones (first mobile phone H1, second mobile phone H2, third mobile phone H3) will be described. The dotted line marks in the drawings represent the channel path of the signal transmission, and in order to make the control flow between related drawings interrelate, the same circled terminal number in each drawing means the corresponding terminal number connected to another drawing in. Figure 4A to Figure 4E show the flow of operations between the host and the mobile phone when dialing in from outside. First, as shown in FIG. 4A, the two hosts B2, B3 and each mobile phone HI, H2, H3 are in a standby state (Standby) (steps 400, 403, 412, 415, 419). ), In step 407, an LN1 signal will be sent (representing a signal coming from the first office line) to the second host B2 and the third host B3 through the FSK channel. At the same time, the LN1 signal will also be transmitted through the SG signal The channel is sent to each rich machine H1, H2, H3. At this time, the first host B1 is the master of the entire system ---, ------ ^ ~-control master_ (Bosg) ° The second host and the third host are respectively When receiving the LN1 signal of the FSK channel in steps 401 and 404, it will store it, then ring, and make the LD1 indicator flash (refer to the corresponding line number indicator LDl · shown in Figure 2) to Indicates that there is a telephone signal dialing in on the first office line. The first host B1 will also receive the LN1 signal in step 408, store it, and then ring 'and make the LD1 indicator flash ">> while the mobile phone HI, H2, H3 aspects are received in steps 413, 416, 420, respectively When the LN1 signal of this channel is reached, it will be stored, and then the buzzer of the handset will sound, and the ⑽ Cong indicator light on the mobile phone will flash to notify the current office line that there is a telephone signal to dial A ° If at this time, meaning ___1__ This paper is the New Zealand Finance Standard (CNS) A4 threat (2Κ) Α297mm) (Please read the notes on the back before filling this page). Print 318982 a? ____B7_ 15. Description of the invention (< |) When the signal is entered (step 409), the LN2 signal will be sent to the FSK channel (that is, sent to the second host B2 and the third host B3), and will also be The LN2 signal is sent to the SG channel (that is, sent to each mobile phone IU, H2, H3). When the second host and the third host receive the LN2 signal of the FSK channel in steps 402 and 405 respectively, they store it, then ring and make the LD2 indicator flash, indicating that there is a telephone signal dialing on the second office line Into. For the mobile phones HI, H2, and H3, when the LN2 signal of the SG channel is received in steps 414, 417, and 421, it is stored, and then the buzzer of the handset sounds, and the LINE indicator continues to flash to notify At present, there is a telephone signal dialed into the office line. At this time, if the second mobile phone H2 picks up the call, connects to the first office line LN1, and then in step 418, it sends a hook signal to the SG channel. The signal is received by the first host B1 in step 410, and then the first host B1 performs the path selection of the host, the selection of the call channel, and the selection of the switching unit. Refer to FIG. 4B, which continues the control flow of FIG. 4A. After the first host completes step 410 of FIG. 4A, it then sends a signal to select the CH-1 channel on the SG channel and FSK channel in step 427 of FIG. 4B. The second mobile phone H2 receives the master through the SG channel After the signal from the control panel is turned off, the buzzer will be turned off (step 432), and it will be switched to the CH-I communication channel, connected to the transceiver, and the LINE indicator will be lit. The second mobile phone H2 answers the aforementioned first outside line. In addition, the second host B2 also receives the selected CH-1 channel signal sent by the master host through the FSK channel and switches to the CH-I signal frequency I 0 in step 424 (please read the note on the back first Please fill in this item I) again. • The size of the paper for line paper is applicable to the Chinese National Standard (CNS) A4 (210X297 mm). The A7 B7 is printed by the Employee Consumer Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs. 5. Instructions for Invention (丨 〇), And connect the transceiver, LN1 local line, and the exchange unit. Then, in step 428, the first host B1 'will check its system status memory (ie, the status memory 25 shown in Fig. 2)' and then send a signal (Ring Trip) representing the first local line LN1 to stop ringing to FSK On the channel (as indicated by the dotted line), to inform the second and third hosts that the incoming call of the first office line is now answered. After receiving the signal, the second and third hosts respectively at step 425, In 422, the indicator LD1 of the first office line number is lit. In addition, in step 428, it is still remembered that the second office line LN2 is still ringing (that is, no one answered). At this time, if the third mobile phone H3 picks up the phone and connects the second office line LN2, then in step 433, a hook key signal is sent to the SG channel. This hook key signal will also be sent by the first host B1. It is received in step 429, and then the first host B1 performs the selection of the host, the selection of the call channel, and the selection of the path of the switching unit. Then, the first host B1 will send the selected CH-II communication channel signal on the SG channel and the FSK channel in step 430, and the third mobile phone H3 will turn off the buzzer after receiving the signal of the main control host through the SG channel (Step 434), and switch to the CH-II communication channel, connect the transceiver, light the LINE indicator, and then perform the normal call state, that is, the third mobile phone H3 is answering the aforementioned second office Words from the thread. In step 430, the first host B1 will check its system status memory again, and then send the signal of the second local line LN2 to stop ringing to the FSK channel and the SG channel to inform the second and third hosts and the first The phone H1's incoming second line is now answered. The second host B2 and the third host B3 receive the LN2 ringing stop signal notified by the main control host through the FSK channel (please read the precautions on the back before filling in this page) Standard (CNS) A4 specification (210X297mm) Ministry of Economic Affairs, Central Standards Bureau, Employee Consumer Cooperative printed the policy Α7 Β7 5. After the description of the invention (u), the indicator light LD2 'of the second office line will light up and stop ringing. In step 430, the first host B1 will also stop ringing, switch channel CH-II, LN2 and the switching unit. In step 431, the first mobile phone H1 will also turn off the buzzer, erase the LN number, and turn off the UNE indicator after receiving the LN2 ringing stop signal notified by the host. In step 430, the first host B1 finally sends a Boss Lost signal to the second host B2 and the third host B3 in the FSK channel (steps 426 and 423). So far, the second mobile phone H2 and the third mobile phone H3 are in the state of answering the first outside line and the second outside line, respectively. Refer to FIG. 4C, which continues the control flow of FIG. 4B. This flowchart shows that when the second mobile phone H2 hangs up (On-hook), it will send an on-hook signal (step 447) to the CH-I channel, disconnect the transceiver, and close the LINE instruction light. At this time, the second host B2 will receive the on-hook signal (in step 439), and then disconnect the transceiver, the switching unit, the first office line LN1, and turn off the indicator LD1, and then send it on the FSK channel This host is currently the main control host (I am Boss) and the first end of call end (End of Call) signal to the first and third host B1, B3, and finally in step 439 the second host B2 updates its system "Memory" to record the various system changes mentioned above. The first and third hosts will receive the signal of the end of the call sent by the second host on the FSK channel in steps 442 and 435, respectively, then remove the first office line L1V1, turn off the indicator LD1, and turn the second host B2 It is regarded as the main control host of the current system. In step 440, if the second host B2 detects that the first office line has dialed the paper size, the Chinese National Standard (CNS) A4 specification (21〇297297 mm) is applied (please read the precautions on the back before filling in This page). Outfit · Printed by the Employee Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economy ^ 18982 V. Description of invention. V) When the signal is input, it will send an LN1 signal (representing the signal from the first office line) to the FSK channel (that is, sent to the first host B1 and the third host B3). SG channel (ie sent to the first and second mobile phones H1, H2, while the third hand is still in a call). When the first host and the third host respectively receive the LN1 signal of the FSK channel in steps 443 and 436, they will store it and then ring it, and make LD1 flash to indicate that there is a telephone signal dialing on the first office line Into. The second host will also receive and store the LN1 signal, then ring and make LD1 blink. In terms of mobile phones, the first and second mobile phones HI and H2, when they receive the LN1 signal of the SG channel in steps 445 and 448, will store it. Then the buzzer of the handset will sound and make the mobile phone The LINE indicator flashes to notify the current office line that there is a telephone signal to dial in. If the third host answers the call at this time (step 437) ', it will send a hook signal on the FSK channel to the second host β1 and set the path of the exchange unit. When the second host B2 receives the hook signal of the third host B3 (step 441), it selects the path of the switching unit 'and sends the path signal of the switching unit to the FSK channel' for the first and third hosts to receive At this time, the third host B3 will stop ringing (step 438), set the switching unit, light up LD1, connect the first office line LN1 ', and then a normal call can be made. At the same time, in step 444, the first host B1 will also receive the ringing stop signal, stop the ringing, and light the LD1 indicator. In the aforementioned step 441, the 'second host B2 will also send a signal to stop ringing on the SG channel to the first and second mobile phones H1, H2, so the first mobile phone HI in step 446' after receiving the signal 'It will stop beeping ___15_ This paper scale is applicable to the Chinese National Standard (CNS) A4 specification (210X297mm) — ―; ^-(please read the precautions on the back before filling out this page) 4 ° line · Ministry of Economic Affairs A7 B7__ printed by the Bureau of Standards and Staff ’s Consumer Cooperatives-V. Description of the device, the LN number is removed, the LINE indicator is turned off, and the second mobile phone H2 will also stop the beep after receiving the signal in step 449 Device, remove the LN number, and turn off the LINE indicator. Refer to FIG. 4D, which continues the control flow of FIG. 4C. In this flow chart, it is assumed that when the second host again detects the incoming call of the third office line (step 453), it will send the signal of LN3 to the first and third hosts Bl and B3 through the FSK channel , And sent to the first and second mobile phones m and H2 through the SG channel. When the first host and the third host receive the LN3 signal of the FSK channel in steps 456 and 450, they will store it, then ring 'and make LD3 flash, indicating that there is a telephone signal dialing in at the third office line . The second host will also receive and store the LN3 signal, then ring 'and make LD3 blink. In terms of mobile phones, the first and second mobile phones HI and H2, when they receive the LN3 signal of the SG channel in steps 459 and 461, will store them, and then the buzzer of the handset will sound and make the mobile phone The LINE indicator flashes to notify the current local line that there is a telephone signal to dial in. If at this time, the second host answers the call (step 454), then it selects the path of the switching unit and stops ringing, then connects the third office line LN3, lights the indicator LD3, and sends the stop ringing on the FSK and SG channels At this time, the second host is in a call state. The third host B3 lights the indicator LD3 after receiving the ringing stop signal (step 451), the first host B1 also lights the indicator LD3 after receiving the ringing stop signal (step 457), and the mobile phone On the other hand, after receiving the signal to stop the ringing, the first mobile phone H1 stops the buzzer (step 460), removes the LN number, and turns off the LINE indicator. The second mobile phone H2 receives the stop 1¼ (please first Read the precautions on the back and then fill out this page) -The paper size of the Ί binding line paper is printed using the Chinese National Standard (CNS> A4 specification (210X297 mm). The A7 is printed by the Employee Consumer Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs. Description of the invention (Vip) After the ringing signal, it will also stop the buzzer (step 462) and remove the LN number 'turn off the UNE indicator. At this time if the third mobile phone H3 has finished talking and hang up the phone (step 463)' It will send this on-hook signal to the first host β1 'through channel η and disconnect the transceiver, and turn off the LINE indicator. When the first host B1 receives the on-hook signal of the third mobile phone H3, it will be released Exchange unit, transceiver Connect with LN2 (step 458), turn off the indicator of LD2, and finally send the signal of the end of the call to the FSK channel. After the third host B3 receives the call end signal sent by the first host B1, it is in step 452 , Remove LN2, and turn off the indicator LD2, indicating that the current call of the second office line has ended. Similarly, when the second host B2 receives the call end signal sent by the first host B1, it is in step 455 , Remove LN2, and turn off the indicator LD2. Refer to Figure 4E, which continues the control flow of Figure 4D. This flow chart shows that when the third host B3 detects the on-hook and ends the call, it will In step 464, the signal to end the call is sent to the second and first hosts B2 and B1 through the FSK channel, and the connection of the switching unit is released, and the LD1 indicator is turned off to end the connection of the first office line. The second host B2 After receiving the end signal, in step 466, the connection of LN1 is removed, and the LD1 indicator is turned off. Similarly, the first host B1 receives the end signal, in step 468, Eliminate LN1 Connect and turn off the LD1 indicator. At this time, if the second host detects the on-hook signal (step 467), the signal to end the call will also be sent to the third and first host ir ____ through FSK channel (please read the back Please pay attention to this page and then fill out this page.)-This paper size is applicable to the Chinese National Standard (CNS) A4 (210X297 mm) Α7 Β7 318982 V. Description of the invention (xf) B3, B1, and disconnect the exchange unit, and Turn off the LD3 indicator and end the connection of the third office line. After receiving the signal to end the call, the first host B1, in step 469, removes the connection of LN3 and turns off the LD3 indicator. After receiving the signal to end the call, the third host B3, in step 465, removes the connection of LN3 and turns off the LD3 indicator. So far, all the hosts and mobile phones have been dealt with. Figure 5 shows the control flow of the present invention when performing phone transfer. In order to simplify the description, the same steps as those in Figure 4 will not be repeated. That is, the terminal symbol at the top of FIG. 5A indicates the subsequent process connected to FIG. 4B. Therefore, in the starting state of Figure 5A: the first local line LN1 dial-in signal, the second mobile phone H2 is in a talking state with the first local line, and the first host B1 is the main control host. When the second mobile phone H2 is in the state of talking with an outside line, if the caller presses the key of "mobile phone to mobile phone" and the number "1" (step 509), the mobile phone to mobile phone signal will be sent to the first mobile phone through the CH-I channel Two hosts B2, where the number "1" represents that the mobile phone wants to talk to the first mobile phone. Then its UNE flashes. In step 503, after receiving the signal, the second host B2 will retain the call of the first office line LN1, release the connection with the transceiver, the switching unit, and LN1, and then send the local host on the FSK channel as the master host (I AM BOSS) and reserve the signal of LN1 to the third and first host, in addition, it will also activate its system memory and the LD1 indicator flashes. When the third and first hosts receive the aforementioned signal from the second host, they will receive the LN1 reserve signal, the LD1 indicator flashes, and change the master control host in steps 501 and 505, respectively. (έ The size of this paper is applicable to the Chinese National Standard (CNS) Α4 specification (210X 297mm) ---------- 1 -installation-- (please read the precautions on the back and fill in this page) Printed by the Ministry of Economic Affairs, Central Bureau of Standards, Employee Consumer Cooperative Printed by the Ministry of Economic Affairs, Central Bureau of Standards, Employee Consumer Cooperative Printed A7 B7 _ V. Description of Invention (Shi) After completing the above steps, the second mobile phone will swap the launch in step 510, Receive the channel (that is, swap the RF upper and lower frequency bands), and then send the mobile-to-mobile calling code on the SG channel Γ and select the CH-III channel to the first mobile phone, and at the same time make the indicator Handset (as shown in Figure 3) The indicator light 398) flashes. When the first mobile phone receives the intercom call request of the second mobile phone, it stores the signal in step 507 and causes its buzzer to sound and the Handset indicator flashes. Then in step 508 , Detect cell phone to cell phone call key, send hook signal and select CH-III channel signal through SG channel, stop buzzer, switch channel CH-III, connect transceiver, and light up Handset indicator. Received the first mobile phone After the hook signal, step 511 is executed to switch to the CH-III channel and the Handset indicator lights up. At this time, the first mobile phone and the second mobile phone are in mobile-to-mobile phone call. When the third host makes an intercom call, when it is detected that the user presses the intercom call key and the number "3" (step 512), Pui! 1 the third mobile phone sends an intercom call signal INth3 on the CH-II channel, and The LINE indicator flashes. After receiving the signal for the internal call from the CH-II channel, the first host will retain the second office line LN2, check the database, set the path of the switching unit, and AM1 (that is, AM modulation channel # 1) , Then send the signal INth3 to reserve the second office line LN2 and want to make an internal call with the third host through the FSK channel, and also send the signal to reserve LN2 and select the channel CH II to the third channel on the CH-II channel Mobile phone, to inform the third host whether it is busy at this time, the third mobile phone is receiving the reserved LN2 and selecting CH-II channel _I? _ This paper standard is applicable to China National Standard (CNS) A4 specification (210X297 mm ) (Please read the note on the back first Please fill in this page if you want to pay attention) • Installed • Order 4 A7 B7 printed by the Employee Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs 5. After the invention (^) signal, it will switch to channel CH-II and make the Interphone indicator light Blinking. After the third host receives the signal to reserve LN2 and the signal for intercom call INTh3 in step 502 via the FSK channel, it will start ringing and blink the LD2 indicator and mobile phone indicator, then switch AM1 and store the extension Talk INTH3. The second host will also use the FSK channel to receive the LN2 reserve signal and the internal call request signal INTh3 in step 504, it will start ringing and cause the LD2 indicator and the mobile phone indicator to flash. As shown in Figure 5B, it continues the control flow of Circle 5A. In this flowchart, if the third host detects the host-to-phone call key (step 514), it reads INTh3 and sends a hook key signal to the FSK channel. This signal will be received by the first host (step 518), and then That is, the switching unit is connected and a hook signal is sent to the third mobile phone through the CH-II channel. After the third mobile phone receives this signal (step 525), the transceiver is connected and the Interphone indicator is lit. At this point, the third mobile phone enters an internal call with the third host. In step 523, if the second mobile phone detects the TRF key, it will send TRF and select the CH-III channel signal to the SG channel, and turn off the Handset indicator. After receiving the signal, the second host will check the system memory database in step 5Π, receive the signal of the selected CH-III channel, confirm that it is ready, and then remove the reservation of LN1, connect the transceiver, exchange unit, Connect the LN1 office line and switch to the CH-III channel 'and finally light up the LD1 indicator to send the signal of master control release to the FSK channel for the third and first hosts to receive the signal of master control release .
第三手機偵測到通話轉送鍵TRF(步驟526) ’即送TRF (請先閱讀背面之注意事項再填寫本育) •裝- 訂 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） A7 318982 五、發明説明（^ ) 信號給第一主機及內線(Interphone)指示燈關閉，而第一 主機在步驟521中接收通話轉送信號TRF後即檢查系統記憶 體資料庫、淸除LN2之保留、點亮LD2指示燈、釋放交換單 元、釋放收發器、最後送出TRF信號給第二主機與第三主 機並送出本機爲主控主機之信號於FSK頻道上。 第三主機在步驟516中接收通話轉送信號、連接交換 單元、LN2、點亮LD2、變更主控主機之步驟。而第二主機 亦會在步驟518中，同時接收通話轉送信號，但發現並非 要與本機通話，故其會單純執行變更主控主機、點亮LD2 之步驟。至此之後，第一、第二主機即處於待機狀態，而 第三主機係處於與第二條外線LN2通話之狀態。 而手機方面，第二手機會在步驟524中送出通話轉送 信號TRF於第CH-III頻道上，再解除與收發器之連接，第 一手機在接收到通話轉送之信號之後(步驟522)，會停留 在第CH-III頻道、連接收發器、關閉Handset指示燈、點 亮LINE指示。此後，第二手機與第三手機係處於待機狀 態，而第一手機則與第一條外線LN1通話之狀態。 參圖五C所示，其係延續圖五B之控制流程。當第一手 機掛斷電話(步驟533)時，其會送出掛機信號於第CH-III 頻道，、解除與收發器之連接、關閉LINE指示燈。第二主 機會在步驟529中接收到該掛機信號，然後解除交換單元 之連接、及收發器、LN1之連接、再關閉LD1指示燈，最後 送出通話結束之信號於FSK頻道上。 第三主機會在步驟527中接收到由第二主機所送出之 (請先閱讀背面之注意事項再填寫本頁) —裝· 訂 經濟部中央標準局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS ) A4規格（2丨0><297公釐） A7 _B7_ 五、發明説明（β) 通話結束之信號，然後執行淸除LN1連接、關閉LD1指示 燈，而第一主機亦會在步驟531中接收到由第二主機所送 出之通話結束之信號，然後執行淸除LN1連接、關閉LD1指 示燈。此時，只剩下第三主機仍與第二條局線保持通話狀 態。 若第三主機偵測到掛機信號時(步驟528)，則即解除 交換單元之連接、淸除LN2、解除LN2之連接、關閉LD2指 示燈、最後送出通話結束之信號至FSK頻道上。當第二主 機接收到該通話結束之信號之後，即在步驟530中淸除LN2 之連接、關閉LD2指示燈。相同地，第一主機接收到該通 話結束之信號之後，即在步驟532中，淸除LN2之連接、關 閉LD2指示燈。自此之後，所有之主機及手機均處於待機 之狀態° 圖六係顯示本發明指定通話之控制流程。如圖六A所 示，啓始狀態係所有之主機與手機均處於待機狀態(步驟 601、604、609、612、613、617)。此時，若第二手機偵 測到撥外線之信號時(步驟614)，其會先送出鉤鍵信號及 局線號碼按鍵之信號於SG頻道上，此信號會被第一主機接 收(步驟610)，然後第一主機會選出空閒之局線(LN-I)與 空閒通訊頻道(CH-I),並送出該局線與選擇第CH-I頻道之 信號於SG頻道與FSK頻道上，然後第二主機B2會收到FSK頻 道信號(步驟605)及CH-I信號、連接交換單元於所選定之 局線(LN-1)、收發器、切換至第CH-I頻道、點亮LD-1、存 錄LN-I 〇第三主機B3亦會經FSK頻道信號(步驟602)接收選 vn (請先閱讀背面之注意事項再填寫本頁) -裝. —訂 經濟部中央標準局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） A7 A7 經濟部中央標準局員工消費合作社印裝 五、發明説明（v〇 ) 定之局線LN及CH-1信號、及存錄LN-I 〇 此時’第二手機會接收該信號，並記錄所選定之局線 LN-I(步驟615)，然後點亮LINE指示燈、切換至第CH-1頻 道、連接收發器，接著在送出撥號信號至所選定之第CH-1 頻道上(步驟616) 〇 如果此時第二主機偵測到鉤鍵信號及線號按鍵(步驟 606)，則會透過FSK頻道送出鉤鍵信號及局線線號(LN-II)。當第一主機接收到該鉤鍵信號及第二局線LN-II信號 之後(步驟611)，即會送出LN-II局線信號於FSK頻道上給 第三、第二主機接收，最後點亮LD-II指示燈。 第三主機接收到第一主機所送來之信號之後（步驟 603)，會點亮LD-II指示燈、存錄LN-II。而第二主機接收 到第一主機所送來之信號之後(步驟607)，會點亮LD-II指 示燈、連接交換單元路徑及LN-II局線、貯存LN-II。接 著，其會送出撥號信號至LN-II局線上(步驟608)，以進行 外線之通話。 圖七係顯示本發.內線通話之控制流程。如圖所示， 啓始狀態係所有之主機與於待機狀態(步驟701、 705、709、714、717、720。此時，若第二手機偵測到手 機對手機通話鍵以及號碼” Γ被按下後(步驟718)，即會送 出手機對手機通話之信號至SG頻道上、並使Handset指示 燈閃爍，上述之號碼”1”即代表該手機欲與第一手機建# 手機對手機之通話。當第一手機接收到第二手機送來之信 號之後(步驟715)，即貯存該號碼’並啓動蜂鳴器響起、 >1 (請先閲讀背面之注意事項再填寫本頁) -裝. 訂- 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） 318982 A7 B7 五、發明説明（ 經濟部中央揉準局員工消費合作社印製 使Handset指示燈閃燦，第一手機偵測到手機對手機通話 鍵被按下後(步驟716)，即停止蜂鳴器聲響、送出鉤鍵信 號與選擇CH-II頻道信號、切換至第CH-II頻道、點亮 Handset指示燈。當第二手機經由SG頻道接收該鉤鍵信號 及選擇第CH-II頻道之信號後(步驟719) ’即切換至第⑶-II頻道，並點亮Handset指示燈。此後，第一手機與第二 手機即進行手機對手機間之通話。 若第三手機欲與第二主機作內線通話，則在偵測到內 線通話鍵INT及數字”2”時(步驟721)，會送出該信號至SG 頻道，並使Interphone指示燈閃爍。該信號會被第一主機 接收(步驟710)，其先檢查系統記憶体資料庫，然後會透 過FSK頻道送出欲與第二主機作內線通話之信號INTh” 2”。 第三主機在接收到該信號之後(步驟702)，其手機指 示燈（即圖二中之Handset指示燈238)會閃爍，並貯存 INTh” 2”信號。第二主機在接收到第一主機之信號後(步驟 706)，會先貯存INTh” 2”之資料，然後啓動振鈴、並使其 手機指示燈閃爍。 若在此時，第一主機偵測到其欲與第三主機作內線通 話之信號ΙΝΓ3”時’會送出INT信號至FSK頻道上、貯存該 INT信號、並使其內線通話指示燈（即圖二中所示之 Interphone指示燈237)閃爍。第三主機在接收到第一主機 所送來之內線通話信號INT” 3”時(步驟703)，會先貯存’ 並振鈴以及使其內線通話指示燈閃爍，以告知此時有人要 與之作內線通話。第二主機亦會在步驟707中’同時接收 1= n ^1· - - -I · 餐-- C請先聞讀背面之注意事項再填寫本頁)The third mobile phone detects the call forwarding key TRF (step 526) 'Send TRF (please read the precautions on the back before filling in this education) • Packing-The size of the printed paper applies to the Chinese National Standard (CNS) A4 specification (210X297 ) A7 318982 V. Description of the invention (^) The signal to the first host and the Interphone indicator is off, and the first host checks the system memory database and removes it after receiving the call forwarding signal TRF in step 521 LN2 is reserved, lights the LD2 indicator, releases the exchange unit, releases the transceiver, and finally sends the TRF signal to the second host and the third host and sends the signal of the host as the main control host on the FSK channel. In step 516, the third host receives the call forwarding signal, connects the switching unit, LN2, lights LD2, and changes the main control host. The second host will also receive the call forwarding signal at the same time in step 518, but found that it is not necessary to talk to the local, so it will simply perform the steps of changing the main control host and lighting LD2. After this, the first and second hosts are in a standby state, and the third host is in a state of talking with the second external line LN2. On the mobile phone side, the second mobile phone will send the call forwarding signal TRF on the CH-III channel in step 524, and then disconnect the transceiver. The first mobile phone receives the call forwarding signal (step 522), Will stay on channel CH-III, connect the transceiver, turn off the Handset indicator, and light the LINE indicator. After that, the second mobile phone and the third mobile phone are in a standby state, while the first mobile phone is in a state of talking with the first external line LN1. Refer to Figure 5C, which continues the control flow of Figure 5B. When the first mobile phone hangs up the phone (step 533), it will send the on-hook signal to the CH-III channel, disconnect the transceiver, and turn off the LINE indicator. The second host receives the on-hook signal in step 529, then disconnects the switch unit, and connects the transceiver and LN1, then turns off the LD1 indicator, and finally sends a signal to end the call on the FSK channel. The third host will receive from the second host in step 527 (please read the precautions on the back before filling in this page)-Binding · Order Printed by the Staff Consumer Cooperative of the Central Standards Bureau of the Ministry of Economics. The paper size is suitable for China. Standard (CNS) A4 specification (2 丨 0 > < 297mm) A7 _B7_ V. Description of invention (β) After the call is over, then perform the removal of LN1 connection, turn off the LD1 indicator, and the first host will also be in In step 531, the end-of-call signal sent by the second host is received, and then the LN1 connection is removed and the LD1 indicator is turned off. At this time, only the third host is still in communication with the second office line. If the third host detects the on-hook signal (step 528), it disconnects the switching unit, removes the LN2, disconnects the LN2, turns off the LD2 indicator, and finally sends a signal to end the call to the FSK channel. When the second host receives the signal that the call ends, in step 530, the connection of LN2 is removed, and the LD2 indicator is turned off. Similarly, after the first host receives the signal of the end of the call, that is, in step 532, the connection of LN2 is removed, and the LD2 indicator is turned off. Since then, all the hosts and mobile phones are in standby state. Figure 6 shows the control flow of the designated call of the present invention. As shown in Figure 6A, the start state is that all the host and the mobile phone are in a standby state (steps 601, 604, 609, 612, 613, 617). At this time, if the second mobile phone detects the signal for dialing an outside line (step 614), it will first send the hook key signal and the office line number key signal on the SG channel, and this signal will be received by the first host (step 610) ), Then the first host will select the free office line (LN-I) and the idle communication channel (CH-I), and send the signal of the office line and the selected CH-I channel on the SG channel and FSK channel, and then The second host B2 will receive the FSK channel signal (step 605) and the CH-I signal, connect the switching unit to the selected office line (LN-1), the transceiver, switch to the CH-I channel, and turn on the LD- 1. Record LN-I. The third host B3 will also receive the vn via the FSK channel signal (step 602) (please read the precautions on the back and then fill out this page)-installed. — Order employee consumption of the Central Standards Bureau of the Ministry of Economic Affairs The paper printed by the cooperative is applicable to the Chinese National Standard (CNS) A4 specification (210X297 mm) A7 A7 Printed by the employee consumer cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs 5. Invention description (v〇) The fixed line LN and CH-1 signals, And record LN-I. At this time, the second mobile phone will receive the signal and record the selected local line LN-I (step Step 615), then light the LINE indicator, switch to the CH-1 channel, connect the transceiver, and then send a dial signal to the selected CH-1 channel (step 616). If the second host detects When the hook key signal and line number key are detected (step 606), the hook key signal and the local line number (LN-II) will be sent through the FSK channel. When the first host receives the hook key signal and the second line LN-II signal (step 611), it will send the LN-II line signal to the FSK channel for the third and second hosts to receive, and finally light up LD-II indicator light. After the third host receives the signal from the first host (step 603), it will light up the LD-II indicator and record LN-II. After receiving the signal from the first host (step 607), the second host will light the LD-II indicator, connect the switch unit path and the LN-II office line, and store the LN-II. Then, it will send a dial signal to the LN-II office line (step 608) to make an outside call. Figure 7 shows the control flow of local calls. As shown in the figure, the start state is that all the hosts are in the standby state (steps 701, 705, 709, 714, 717, 720. At this time, if the second mobile phone detects the phone-to-mobile phone call key and number "Γ After pressing (step 718), the phone-to-phone call signal will be sent to the SG channel, and the Handset indicator will flash. The above number "1" means that the phone wants to build a phone with the first phone Call. When the first mobile phone receives the signal from the second mobile phone (step 715), it will store the number and activate the buzzer to sound, > 1 (please read the precautions on the back before filling in this page)- Binding. The size of this paper is in accordance with the Chinese National Standard (CNS) A4 (210X297 mm) 318982 A7 B7 5. Description of the invention (printed by the Employees Consumer Cooperative of the Ministry of Economic Affairs of the Ministry of Economic Affairs to make the Handset indicator flash, the first mobile phone After detecting that the phone-to-phone call key is pressed (step 716), the buzzer sound is stopped, the hook signal and the CH-II channel selection signal are sent, the channel is switched to the CH-II channel, and the Handset indicator is lit. When the second mobile phone passes the SG channel After receiving the hook signal and selecting the CH-II channel signal (step 719), it switches to the ⑶-II channel and lights up the Handset indicator. After that, the first mobile phone and the second mobile phone perform mobile-to-mobile phone If the third mobile phone wants to make an internal call with the second host, when it detects the internal call key INT and the number "2" (step 721), it will send the signal to the SG channel and make the Interphone indicator Blinking. The signal will be received by the first host (step 710), which first checks the system memory database, and then sends the signal INth "2" for internal calls with the second host through the FSK channel. The third host is receiving After reaching this signal (step 702), its mobile phone indicator (ie, Handset indicator 238 in Figure 2) will flash and store the INTh "2" signal. After the second host receives the signal from the first host (step 706) ), The data of INTh ”2” will be stored first, and then the ringing will be activated and the indicator of the mobile phone will flash. If at this time, the first host detects the signal ΙΝΓ3 ”that it wants to make an internal call with the third host’ Will send INT signal to FSK On the channel, store the INT signal and make its internal call indicator light (that is, the Interphone indicator 237 shown in Figure 2) flash. When the third host receives the internal call signal INT "3" from the first host (Step 703), it will first store and ring and make the intercom call indicator flash to inform that someone needs to make an intercom call at this time. The second host will also receive 1 = n ^ 1 · in step 707 ---I · Meal-C Please read the notes on the back before filling this page)
，1T 線 • 卜紙張尺度適用中國國家標準（《：阳）八4規格（210><297公釐） 經濟部中央標準局員工消費合作社印装 、發明説明（yj 到第一主機所送來之內線通話信號INT” 3”，但其僅執行貯 存及使其內線通話指示燈閃爍之動作。 此時，當第三主機偵測到使用者按下內線通話鍵INT 時(步驟7Q4)，會送出鉤鍵信號、並停止振鈴，然後連接 交換單元、設定AM1之連接、點亮內線通話指示燈。而第 一主機在接收到該第三主機送來之鉤鍵信號後（步驟 712) ，會連接交換單元、設定AM1、點亮內線通話指示 燈。此後，第一主機與第三主機即進行主機內線之通話。 如果第二主機欲與第三手機進行通話，則在步驟708 中，會送出鉤鍵信號、切換至第CH-I頻道、點亮手機通話 指示燈。該第二主機之鉤鍵信號會被第一主機接收(步驟 713) ，然後透過SG頻道送出鉤鍵信號與選擇第CH-I頻道信 號、並點亮手機通話指示燈。當第三手機接收到該由第一 主機所轉送來的鉤鍵信號及選擇第CH—I頻道（步驟722) 後，會切換至第CH-I頻道作爲通訊頻道’並點亮 Interphone指示燈。此時，第二手機即與第一主機間建丛 趣話。 綜上所述，本發明確具有產業利用性、新穎性及進步 性’業已符合於發明專利之要件’爰依法提出專利之申請 I.r--------¾II (請先閲讀背面之注意事項再填寫本頁) 訂 線 私纸張尺度適用中國國家揉準（CNS ) A4規格（210X297公釐）, 1T line • The size of the paper is in accordance with Chinese National Standard (“Yang”) 84 specifications (210 > < 297 mm) Printed and invented instructions from the Staff Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs (yj sent to the first host Intercom call signal INT ”3”, but it only performs storage and flashes the intercom call indicator. At this time, when the third host detects that the user presses the intercom call key INT (step 7Q4), it will Send the hook key signal and stop the ringing, then connect the switching unit, set the connection of AM1, and light up the intercom indicator. After the first host receives the hook key signal from the third host (step 712), it will Connect the switching unit, set AM1, and light up the intercom call indicator. After that, the first host and the third host make an internal call to the host. If the second host wants to talk to the third mobile phone, in step 708, it will send out Hook signal, switch to the CH-I channel, and light up the phone call indicator. The hook key signal of the second host will be received by the first host (step 713), and then send the hook key signal and through the SG channel Select the CH-I channel signal and light up the mobile phone call indicator. When the third mobile phone receives the hook signal transmitted by the first host and selects the CH-I channel (step 722), it will switch to The CH-I channel serves as a communication channel and lights up the Interphone indicator. At this time, the second mobile phone builds an interesting story with the first host. In summary, the present invention does have industrial applicability, novelty and progress Sexuality has already met the requirements for invention patents. I filed a patent application according to the law Ir -------- ¾II (please read the precautions on the back before filling in this page) The private paper size of the line is applicable to the Chinese national standard (CNS) A4 specification (210X297mm)