201023596 六、發明說明： 【發明所屬之技術領域】 本發明係一種可避免因資料傳輸而充電的行動電話機及 其方法，該方法係應用在具有一通用序列匯流排（Universal Serial Bus，簡稱USB)連接埠之一行動電話機上。 【先前技術】 ❹ 當前市場上有許彡具有_連料的行動電話機，皆能透 過電腦上的USB連接埠供f：，以對行動電話機内之電池進行充 電，請參閱第1圖所示，-使用者欲將—行動冑話機n與一 電腦12連接，以進行資料傳輸時，會將一哪傳輸線13兩端 的接頭，分別插接至該行動電話機u的㈣連料11〇及電 腦12的USB連接埠12〇 ’該行動電話機1]t與該電腦12的哪 連接珲110 120 -旦形成電氣連接後，該電腦12的哪連接 埠120即能依序透過該USB傳輪線13及該行動電話機n的 ® USB連接埠110，對該行動電話機Π内的電池進行充電，直到 使用者將該㈣傳輸線13的一端從該行動電話機u或電腦 12的USB連接琿110、12〇移除為止，如此，在該電腦與 行動電話機11進行資料傳輸時，該電腦i2亦能同時對該行動 電話機11内的電池進行充電，故，使用者能節省另外再以一 標準充電器14觸行動電話機u進行充電所花㈣時間。 按現7的行動電話機功能日益多樣化，除了芙 通話及收發簡訊功能外，更包含多樣的附加功能（如^聽音 樂、雜圖片或_短文），因此，使用者可能時常需要將i 4 201023596 行動電話機與電腦的USB連接蜂連接 從=樓案、音樂播或其他資料傳 一般吕’如第】圖所示 電池充電，可以選擇使用該us ^11内部之 行充電，其m 得職13或標準充電器14進 話機η，以進田行資料H傳H13連接該電觸12與行動電 返仃資科傳财’該電腦12賴會201023596 VI. Description of the Invention: [Technical Field] The present invention is a mobile phone capable of avoiding charging by data transmission and a method thereof, which is applied to have a Universal Serial Bus (USB) Connect one of the mobile phones on the mobile phone. [Prior Art] ❹ There are currently mobile phones with _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ - When the user wants to connect the mobile phone n to a computer 12 for data transmission, the connector at both ends of the transmission line 13 is respectively connected to the (4) connection 11 of the mobile phone u and the computer 12 After the USB port is connected to the mobile phone 1]t and the computer 12 is connected to the computer 110, the connection port 120 of the computer 12 can sequentially pass through the USB transfer line 13 and the The USB port 110 of the mobile phone n charges the battery in the mobile phone unit until the user removes one end of the (four) transmission line 13 from the mobile phone u or the USB port 珲 110, 12 of the computer 12 Therefore, when the computer and the mobile phone 11 perform data transmission, the computer i2 can simultaneously charge the battery in the mobile phone 11, so that the user can save another mobile phone with a standard charger 14 u (iv) The time it takes to charge. According to the current 7 mobile phone functions are increasingly diversified, in addition to the call and send and receive SMS functions, but also include a variety of additional features (such as ^ listening to music, miscellaneous pictures or _ short text), therefore, users may often need to i 4 201023596 The mobile phone and the computer's USB connection bee are connected from the = building, music broadcast or other information. Generally, the battery is charged as shown in the figure. You can choose to use the internal charging of the us ^11, and its m is 13 or Standard charger 14 into the phone η, to enter the field data H pass H13 connect the electric touch 12 and mobile power back to the capital to pass the wealth of the computer
輸線13 ’龍摘電話機u _的電 X ❹ Φ 資料傳輸Γ該行動電話機Π的電池大部分均二= 電的低電篁水準，作，此陆祐田本,、 而不將右曾/一 部不能選擇只作資料傳輸 充電。由於’市面上的充電式電池都具有-定程度的 記憶特性，如果經常在電池還沒有完全放電的航下 電，會導致電池的電力容量絲愈小，且任何充電式電池的充 放電次數係有-定限制，電池經一定次數的充放電之後，就不 能再供應電力及被充電，頻繁的充電將使電池加速老化，大幅 縮短電池的使用壽命，因此，如何能在該行動電話機與電腦進 行資料傳輸時’有效避免該電腦頻繁地對該行動電話機之電池 進行充電，以大幅延長電池的使用年限，即成為本發明之一重 要課題。 【發明内容】 本發明之目的係提供一種可避免因資料傳輸而充電的行 動電話機及其方法，該行動電話機包括一顯示器、一輸入裝置 (如：一按鍵部或一觸控面板）、一通用序列匯流排（Universal Serial Bus，簡稱USB)連接埠、一處理器、一充電電路、一 5 201023596 資料儲存單元及-電池，該USB連接埠能透過一咖傳輸線與 一電腦之USB連接埠連接，該資料儲存單元係與該處理器相連 接，該充電電路分別與該USB連接埠及該電池連接，且該充電 電路尚包括一切換單元，該切換單元係與該處理器連接，該處 理器能依據使用者透過該輸入裝置輸入的選項，發出一啟動訊 號至該切換單元，以啟動該充電電路，使得與該行動電話機連 接的電腦能透舰充電電路對該電池充電，或翻—阻斷訊號 至該切換單元’糊賊充電魏，麟触電難法透過該 充電電路對該電池充電。 ^本發明之另一目的係在該行動電話機為開機狀態下，當該 行動電話機細到其USB連接轴該電腦上的USB連接埠已形 成電氣連接時，該顯示器會顯示出是否進行充電之選項，令使 用者能透輪人裝置輸人所選擇之—選項，嗣，該處理器將 判斷使用者輸人之财是轉進行充電，若騎出賴者選擇 之選項為進行充電，職處理料出—啟動訊號，令該切換單 几啟動該充電電路，賴電職透過就電電路賴電池進行 充電’若靖出使用者選擇之選項為不進行充電，則該處理器 送出阻斷峨，令軸換單元關該充電電路，使該電腦無法 透過該充電電路對該進行充電，此時，該行動電話機的 USB連接琿僅能無進行倾傳輸。如此，當該行動電話 機的USB連接埠藉由該USB傳輸線，與該電腦的USB連接蜂連 接時’使用者即能選擇僅進行資料傳輸而不對該行動電話機的 電池進行充電，以在該行動電話機與電滕進行資料傳輸時，有 效避免該電腦頻繁地對該行動電話機之電池進行充電，以大幅 201023596 提升該電池之使用壽命，另，由於該行動電話機在進行充電期 間，仍可以與該電腦進行資料傳輸，將接收到之資料存放在該 存單元’故，該方法亦能財先前技射啊進行資料 傳輸及充電的優點。 為便貴審查委員能對本發明的目的、技術特徵及其功 效’有更進-步的認識與瞭解，_舉—實施例，並配合圖式， 詳細說明如下： •【實施方式】 本發明係-種可避免因轉傳輸而充電的行動電話機及 其方法’在本發明之-較佳實施例中，請參閱第2圖所示，該 行動電話機2設有-處理器2：1、-充電電路22、一電池23、 一通用序列匯流排（Universal Serial Bus，簡稱USB)連接 埠24、一資料儲存單元25、一顯示器26及一輸入裝置27， f處理器21分別與該充電電路22、_連接蜂24、資料儲存 _ 單元25、顯示器26及輸入裝置27相連接，以傳送訊號或資 料至各該模組（即充電電路22、資料贿單元25、顯示器26 及輸人裝置27)，並触各職組傳來之峨或資料，該充電 電路22係藉由一輸入線路223與該USB連接埠24相連接，及 藉由-輸出線路224與該電池23相連接，以能進行電源的接 =或傳送其中該輸入裝置27可為一按鍵部或一觸控面板， 當使用者按壓該輸入裝置27後，該輸入裝置27能傳送一輸入 訊號予該處理器2卜以供該處理器21能在接收到該輸入訊號 後’執行相對應的動作（如：撥話、傳送簡訊·.等），並在該 7 201023596 顯示器26上顯示相關的畫面（如：電話薄、簡訊内容·.等）， 該USB連接埠24能透過- USB傳輸線5與_電腦3之另一咖 連接埠31相連接，以接收來自該電腦3的電源或資料，在該 行動電話機2藉由該USB傳輸線5與電腦3相連接時，該處= 器21能接收來自該電腦3的資料，並傳送至該資料儲存單元 25中進行儲存，或自該資料儲存單元沾中提取資料，並傳送 至該電腦3 該電池23則能供應該行動電話機2正常運作 時所需之電力。 ❿復明參閱第2圖所不’在本發a月之行動電話機2中，該充 電電路22尚設有-切換單元22〇，用以控伽充電電路22能 否傳輸電源至該電池23中，在該較佳實施例中，乃以該切換 單元220為- ISL6294IRZ晶片糊，進行說明，並在第3圖 +簡介ISL6294IRZ晶片的電路示意圖，以清楚表達本發明之 實施過程’惟’熟悉本發明相關技藝之人士應可瞭解，在此所 述之本發明的方法概念可利用其他硬體架構加以實現，而非僅 ❹ 限定於則述1SL6294IRZ晶片，合先陳明。請參閱第2及3圖 所示，切換單元220係包括一電源輪入端（VIN) 22〇1、一電 源輸入指示端（PPR) 2202、-控制端⑽）22〇3及一電源輸 itj端（BAT) 2204，其中該電源輸入端讀係與該充電電路 22之輸入線路223相連接，以能接收來自該USB連接埠24的 電源，電源輸入指示端2202乃與該處理器21相連接，以在電 源輸入端2201接收到電源時，能傳送一電源訊號予該處理器 21，以使該處理器21能判斷出USB連接埠24已接收到電源， 該控制端2203係與該處理器21相連接，並能接收來自該處理 8 201023596 器21之訊號（如：高電位、低電位等），該電源輸出端2204 則與該輸出線路224相連接，以使該電池23能接收該充電電 路22的電源’如此’在電源輸入端2201已接收到電源，且電 源輪入指示端2202已傳送一電源訊號予處理器21的情況下， 若該控制端2203接受到處理器21所傳來之一高電位訊號時， 則該切換單元220乃會執行傳輸電源行為（如：啟動 ISL6294IRZ晶片）’以使電源輸出端2204能經由該輸出線路 224傳輸電源至電池23中，若該控制端2203接受到處理器21 ® 所傳來之一低電位訊號時’則該切換單元220會執行中斷電源 行為（如：關閉ISL6294IRZ晶片），使得電源輸出端2204不 會進行傳輸電源的動作。 承上，復請參閱第2及3圖所示，在該行動電話機2為開 機狀態’且該處理器21接收到該充電電路22之切換單元220 的電源訊號’以判斷出該USB連接埠24與該電腦3的USB連 接埠31已形成電氣連接時，該處理器21會在該顯示器26上 魯 顯示一選擇表單，並出示是否進行充電之選項，以供使用者進 行選擇，若使用者透過該輸入裝置27輸入【進行充電】的選 項後，該輸入裝置27會傳送包括進行充電的内容之一輸入訊 號予該處理器21，該處理器21在接收到該輸入訊號後，會依 據使用者輸入的選項，送出一啟動訊號（如：高電位）至該充 電電路22之切換單元220的控制端2203中，令該切換單元 220執行傳輸電源行為，並啟動該切換單元220之電源輸出端Transmission line 13 'Dragon picking up the phone u _ electric X ❹ Φ data transmission Γ The mobile phone Π most of the battery 均 = electric low battery level, made, this Lu You Tian Ben, and will not right / one Can not choose to only charge for data transmission. Since the rechargeable batteries on the market have a certain degree of memory characteristics, if the battery is not fully discharged, the power capacity of the battery will be smaller, and the number of charge and discharge cycles of any rechargeable battery will be With a certain limit, after a certain number of times of charging and discharging, the battery can no longer supply power and be charged. Frequent charging will accelerate the aging of the battery and greatly shorten the service life of the battery. Therefore, how can the mobile phone and the computer be used? When the data is transmitted, it is an important subject of the present invention to effectively prevent the computer from frequently charging the battery of the mobile phone to greatly extend the service life of the battery. SUMMARY OF THE INVENTION The object of the present invention is to provide a mobile phone capable of avoiding charging by data transmission, and a method thereof, the mobile phone comprising a display, an input device (such as a button portion or a touch panel), and a universal A serial bus (Universal Serial Bus, USB for short), a processor, a charging circuit, a 5 201023596 data storage unit and a battery, the USB port can be connected to a USB port of a computer through a coffee transmission line. The data storage unit is connected to the processor, the charging circuit is respectively connected to the USB port and the battery, and the charging circuit further includes a switching unit, the switching unit is connected to the processor, and the processor can And according to an option input by the user through the input device, an activation signal is sent to the switching unit to activate the charging circuit, so that the computer connected to the mobile phone can charge the battery through the ship charging circuit, or turn the blocking signal To the switching unit, the thief charges Wei, and the susceptibility to charging the battery through the charging circuit. Another object of the present invention is that when the mobile phone is powered on, when the mobile phone is as thin as its USB connection, the USB port on the computer has formed an electrical connection, the display shows whether or not charging is possible. In order to enable the user to select the option selected by the person through the wheel, the processor will determine that the user's input is for charging. If the option of riding the player is to charge, the job is processed. Exit-start signal, so that the switcher activates the charging circuit, and the battery is charged by the electric circuit. If the option selected by the user is not charging, the processor sends a blocking switch. The axis changing unit turns off the charging circuit, so that the computer cannot charge the charging circuit through the charging circuit. At this time, the USB port of the mobile phone can only transmit without tilting. In this way, when the USB connection of the mobile phone is connected to the USB connection of the computer by the USB transmission line, the user can select only data transmission without charging the battery of the mobile phone, in the mobile phone. When the data transmission is carried out with the electric tamper, the computer is effectively prevented from frequently charging the battery of the mobile phone to increase the service life of the battery by 201023596, and the mobile phone can still perform with the computer during charging. Data transmission, the received data is stored in the storage unit. Therefore, the method can also be used for the purpose of data transmission and charging. For the sake of the review, the reviewer can have a more advanced understanding and understanding of the purpose, technical features and effects of the present invention, and the embodiments, together with the drawings, are described in detail as follows: • [Embodiment] The present invention is - A mobile phone capable of avoiding charging by transfer and its method 'In the preferred embodiment of the present invention, as shown in Fig. 2, the mobile phone 2 is provided with a processor 2: 1, - charging a circuit 22, a battery 23, a universal serial bus (USB) port 24, a data storage unit 25, a display 26 and an input device 27, the f processor 21 and the charging circuit 22, _ connection bee 24, data storage _ unit 25, display 26 and input device 27 are connected to transmit signals or data to each of the modules (ie, charging circuit 22, data bribe unit 25, display 26 and input device 27), And touching the data or information transmitted by the various groups, the charging circuit 22 is connected to the USB port 24 via an input line 223, and is connected to the battery 23 via the output line 224 to enable power supply. Connected or transferred The input device 27 can be a button portion or a touch panel. When the user presses the input device 27, the input device 27 can transmit an input signal to the processor 2 for the processor 21 to receive the After inputting the signal, 'execute the corresponding action (such as dialing, sending a message, etc.), and display related pictures (such as phone book, message content, etc.) on the display of the 201023596, the USB connection. The 埠24 can be connected to another coffee port 31 of the _ computer 3 via the USB cable 5 to receive power or data from the computer 3, and when the mobile phone 2 is connected to the computer 3 via the USB cable 5 The device 21 can receive the data from the computer 3 and transfer it to the data storage unit 25 for storage, or extract data from the data storage unit and transmit the data to the computer 3. The battery 23 can be used for The power required for the normal operation of the telephone 2 should be activated. In the mobile phone 2 of the present month, the charging circuit 22 is further provided with a switching unit 22A for controlling whether the charging circuit 22 can transmit power to the battery 23, In the preferred embodiment, the switching unit 220 is described as an ISL6294IRZ wafer paste, and in FIG. 3, a schematic circuit diagram of the ISL6294IRZ wafer is schematically illustrated to clearly describe the implementation of the present invention. Those skilled in the art will appreciate that the method concepts of the present invention described herein can be implemented using other hardware architectures, and are not limited to the 1SL6294IRZ wafer described above. Referring to Figures 2 and 3, the switching unit 220 includes a power supply terminal (VIN) 22〇1, a power input indication terminal (PPR) 2202, a control terminal (10) 22〇3, and a power supply input itj. a terminal (BAT) 2204, wherein the power input terminal is connected to the input line 223 of the charging circuit 22 to receive power from the USB port 24, and the power input indicating terminal 2202 is connected to the processor 21. When the power input terminal 2201 receives the power, it can transmit a power signal to the processor 21, so that the processor 21 can determine that the USB port 24 has received the power, and the control terminal 2203 is connected to the processor. The 21 phase is connected and can receive the signal from the processing unit 201023596 (eg, high potential, low potential, etc.), and the power output terminal 2204 is connected to the output line 224, so that the battery 23 can receive the charging. The power supply of the circuit 22 is so "when the power input terminal 2201 has received power, and the power supply input terminal 2202 has transmitted a power signal to the processor 21, if the control terminal 2203 receives the processor 21, One of the high potential signals, Then, the switching unit 220 performs a transmission power behavior (eg, starting the ISL6294IRZ chip) to enable the power output 2204 to transmit power to the battery 23 via the output line 224, if the control terminal 2203 receives the processor 21 ® When one of the low-level signals is transmitted, the switching unit 220 performs an interrupt power supply behavior (for example, turning off the ISL6294IRZ chip), so that the power output terminal 2204 does not perform the power transmission operation. As shown in FIGS. 2 and 3, the mobile phone 2 is powered on and the processor 21 receives the power signal of the switching unit 220 of the charging circuit 22 to determine the USB port 24 When the USB port 31 of the computer 3 has been electrically connected, the processor 21 displays a selection form on the display 26 and presents an option of charging for the user to select. After the input device 27 inputs the option of [charge], the input device 27 transmits an input signal including the content for charging to the processor 21. After receiving the input signal, the processor 21 according to the user The input option sends an activation signal (eg, a high potential) to the control terminal 2203 of the switching unit 220 of the charging circuit 22, causing the switching unit 220 to perform a transmission power behavior and activate the power output terminal of the switching unit 220.
2204(意即啟動充電電路22)，以使該電腦3能依序透過該USB 連接埠31、該USB傳輸線5、該行動電話機2的USB連接埠 9 201023596 24及充電電路22 ’對該電池23進行充電，若使用者透過該輸 入裝置27輸入【不進行充電】的選項後，該輸入襞置會傳 送包括不進行充電的内容之一輸入訊號予該處理器21，該處 理器21在接收到該輸入訊號後，會依據使用者輪入的選項， 送出一阻斷訊號（如：低電位）至該充電電路22之切換單元 220的控制端2203中，令該切換單元220執行中斷電源行為， 並關閉該切換單元220之電源輸出端2204 (意即關閉充電電 ❿ 路22) ’以使該電腦3無法透過上述方式對該電池23進行充 電。在本實施例中所提及之【進行充電】或【不進行充電】等 選項用語，乃為能清楚表達本發明之實施過程，並非為本發明 之限制，在實際實施中，業者能自行調整及改變該選項用語， 但該選項用語的主要意思，乃供使用者能選擇是否欲透過充電 電路進行充電的行為，合先陳明。 為能明確說明本發明之實施步驟，贿該方法之實施方式 所包含之步驟詳細綱如下，復請翔第2、3及4圖所示， ❹ 在該行動電話機2處於開機狀態下，該處理器21乃會執行下 列步驟： (301) 判斷是否接收到該充電電路&之切換單元22〇的電源 輸入指示端2202所料之電驗號，若是，則進入步 驟（302) ’若否，則返回步驟（加1); (302) 透過該顯示器26顯示出「是否進行充電」之選項，進 行步驟（303); ⑽）接收該輸人裝置27所傳送之輸入訊號 ，進行步驟 (304); 201023596 (3〇4)判斷該輸入訊號是否為「進行充電」之選項，若是， 則進入步驟（305)，若否，則進入步驟（306); (3〇5)傳送一啟動訊號至該充電電路22之切換單元220的控 制端2203中，令該切換單元220執行傳輸電源，以啟 動該充電電路22，使該USB連接埠24的電源能經由 該輪入線路223、電源輸入端2201、切換單元220、 電源輸出端2204及該輸出線路224，對該電池23進 • 行充電；及 (3〇6)傳送一阻斷訊號至該充電電路22之切換單元220的控 制端2203中，令該切換單元220執行中斷電源行為， 以關閉該充電電路22，使該USB連接埠24無法對該 電池23進行充電。 另，前述之實施步驟中，無論該行動電話機2是否處於充 電的狀I、使用者依舊能透過該Usb傳輸線5，而使該行動電 話機2與該電腦3進行資娜輪，且該處理S21能將接收到 ❿ 之存放至該資_存單元25中，如此，當者欲使該 行動電話機2與電腦3僅進行資料傳輸時，該電腦3便不會對 該電池23進行充電’以在該行動電話機2與電腦3進行資料 傳輸時’能有效避免該電腦3縣地職行動電話機2之電池 23進行充電’以大幅提升該電池㈡之使用壽命，又，該電腦 3在對該行動電話機2進行充電_，該行動電話機2仍然可 以透過該USB連接埠24、該USB傳輸線5及該㈣連接埠31， 與該電腦3進行資料傳輸，且將接收到之資料存放在該資料儲 存單元25。故’本發明的方法將令使用者能在該行動電話機2 11 201023596 上選擇僅進行資料雜，麵擇進行充電，且在齡充電時亦 能同步進行雜傳輸，故，本發雜兼有先顧騎具有之省 時功效。 以上所述，僅係本發明之較佳實施例，惟，本發明所主張 之權利範圍，並不局限於此，按凡熟悉該項技藝人士，依據本 發明所揭露之技術内容，可輕易思及之料變化，均應屬不脫 離本發明之保護範缚。 【圖式簡單說明】 第1圖係習知的一行動電話機及一電腦以一 USB傳輸線相連 接的示意圖； 第2圖係本發明之一較佳實施例； 第3圖係本發明之切換單元的電路示意圖；及 第4圖係本發明方法的實施步驟示意圖。 % 【主要元件符號說明】 行動電話機 ......2 處理器 ·.···· 21 充電電路 ......22 切換單元 ......220 電源輸入端 ......2201 電源輸入指示端 ......2202 控制端 ......2203 電源輸出端 ......2204 12 201023596 輸入線路 …… 223 輸出線路 ......224 電池 ......23 USB連接埠 …… 24、31 資料儲存單元 …… 25 顯示器 …… 26 輸入裝置 …… 27 電腦 …… 3 ® USB傳輸線 ……5 132204 (meaning that the charging circuit 22 is activated), so that the computer 3 can sequentially pass through the USB port 31, the USB transmission line 5, the USB port of the mobile phone 2, the 20109 201023596 24 and the charging circuit 22' to the battery 23 When charging is performed, if the user inputs the option of [no charging] through the input device 27, the input device transmits an input signal including the content not to be charged to the processor 21, and the processor 21 receives the After the input signal, a blocking signal (eg, a low potential) is sent to the control terminal 2203 of the switching unit 220 of the charging circuit 22 according to the option that the user turns in, so that the switching unit 220 performs the power interruption behavior. The power output terminal 2204 of the switching unit 220 (ie, the charging circuit 22 is turned off) is turned off to prevent the computer 3 from charging the battery 23 in the above manner. The terminology of [charging] or [not charging] mentioned in this embodiment is a clear description of the implementation process of the present invention, and is not a limitation of the present invention. In actual implementation, the operator can adjust itself. And change the terminology of the option, but the main meaning of the terminology is for the user to choose whether or not to charge through the charging circuit. In order to clearly explain the implementation steps of the present invention, the steps included in the implementation method of bribing the method are as follows, and the details of the steps 2, 3 and 4 are repeated, ❹ when the mobile phone 2 is turned on, the process is The device 21 performs the following steps: (301) determining whether the electric power number of the power input instruction terminal 2202 of the switching unit 22 of the charging circuit & is received, and if yes, proceeding to step (302) 'If no, Then returning to the step (plus 1); (302) displaying the option of "whether charging is performed" through the display 26, performing step (303); (10) receiving the input signal transmitted by the input device 27, performing step (304) 201023596 (3〇4) to determine whether the input signal is an option to "charge", if yes, proceed to step (305), if not, proceed to step (306); (3〇5) transmit an activation signal to the In the control terminal 2203 of the switching unit 220 of the charging circuit 22, the switching unit 220 is caused to perform transmission power to activate the charging circuit 22, so that the power of the USB port 24 can pass through the turn-in line 223 and the power input terminal 2201. Switching unit 220, The power output terminal 2204 and the output line 224 charge the battery 23; and (3〇6) transmit a blocking signal to the control terminal 2203 of the switching unit 220 of the charging circuit 22, so that the switching unit 220 The interrupting power supply behavior is performed to turn off the charging circuit 22 so that the USB port 24 cannot charge the battery 23. In addition, in the foregoing implementation step, regardless of whether the mobile phone 2 is in the charging state I or the user can still pass through the Usb transmission line 5, the mobile phone 2 and the computer 3 perform the genius wheel, and the process S21 can The received ❿ is stored in the resource storage unit 25, so that when the mobile phone 2 and the computer 3 are to perform data transmission only, the computer 3 does not charge the battery 23 When the mobile phone 2 and the computer 3 perform data transmission, the battery 23 of the 3 county mobile phone 2 can be effectively prevented from being charged to greatly increase the service life of the battery (2), and the computer 3 is on the mobile phone 2 For charging _, the mobile phone 2 can still transmit data to the computer 3 through the USB port 24, the USB cable 5 and the (4) port 31, and store the received data in the data storage unit 25. Therefore, the method of the present invention will enable the user to select only the data on the mobile phone 2 11 201023596 to select the data to be charged, and also to perform the hybrid transmission simultaneously during the charging of the age. Therefore, the present invention has both advantages and disadvantages. Riding has the time saving effect. The above is only the preferred embodiment of the present invention, but the scope of the claims of the present invention is not limited thereto, and those skilled in the art can easily think according to the technical contents disclosed in the present invention. Changes in the materials are intended to be without departing from the scope of the invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram showing a conventional mobile phone and a computer connected by a USB transmission line; FIG. 2 is a preferred embodiment of the present invention; FIG. 3 is a switching unit of the present invention; Schematic diagram of the circuit; and Figure 4 is a schematic diagram of the implementation steps of the method of the present invention. % [Description of main component symbols] Mobile phone... 2 Processor······ 21 Charging circuit...22 Switching unit...220 Power input terminal... ..2201 Power input indication terminal...2202 Control terminal...2203 Power supply output terminal...2204 12 201023596 Input line... 223 Output line...224 Battery ......23 USB port 埠... 24, 31 data storage unit... 25 display... 26 input device... 27 computer... 3 ® USB cable...5 13