200825702 九、發明說明： 【發明所屬之技術領域】 本發明係有關於省電方法，尤指一種一筆記型電腦在 進入省電狀態時，係可中斷供應電壓到筆記型電腦内的一 南橋晶片者。 【先前技術】 當今世界係一個資訊科技化、電子產業蓬勃發展的時 f 代，隨著各種計算機所衍生之高科技產品、行動通訊產品， I, 以及通信網路技術之進步，令許多高科技產品、電子裝置 之體積愈來愈小、功能齊全且價格日益低廉，而受到越來 越多人之喜愛。而消費者在面對當前市場上所不斷推出之 各種電子產品，亦以越來越高的標準，對各種電子產品之 功能、外觀、體積等方面進行評估。因此，未來的電子產 品能否提供更方便、更有效及更多之功能及服務，嚴然已 成為評價電子產品之製造技術是否領先，似是否能獲得 、 消費者所青睞之重要指標。 現今高科技產品市場，其銷售競爭之激烈程度，實不 可吕喻。在各式各樣的高科技產品中，仍以電腦產品最受 f費者所青睞。而電職品的普及，不僅使人們的生活^ 態產生了重大的轉變，亦改變了人們的生活與工作之^ 式。特別在現今步調快速且分秒必爭之都會型的生活環境 中，其中最重要的-種可攜式電子產品係筆記型電^ (Notebook)。筆記型電腦由於其功能日益完善，且可隨卢61 使用，因此廣受許多年輕族群、上班族所喜愛。而現= 6 200825702 使用的筆咖電腦；^僅魏強大，且大多具備無線上網之 功能，使得消費者可利用筆記型電腦即時取得各種數位資 訊’或進行即麵訊，A幅提升了制上的便利性。 惟，在對各種筆記型電腦進行設計與研發時，首先需 面對的問題之-，係如何延長筆記型電腦的使㈣間。一 般的筆z型電腦上均裝設有充電電池，使筆記型電腦可隨 時隨地的使用在不同之場合。當充電電池⑽儲存的電力 耗盡％’即需對充電電池進行充電，或再外接-外接電壓， 經過降壓處理並傳送卿記型·，使筆記型電腦有充足 的電力以輔細。但如此—來，做筆記型電腦喪失了 可隨時隨地使用林同場合之躲，碰令彳㈣者城困 擾，亦降低了筆記型電腦在使用上的便利性。 為解決筆記型電腦需經常充電之缺失，各筆記型電腦 的製造商即不斷地對筆記型電腦進行改良，以延長筆記型 電腦的使料間。其巾―種省制設計絲記型電腦在開 機後，若_-段時間未使用，即可進人所謂待機狀態， 在此狀態下，係可藉關閉筆記型電腦上的部份元件（如： 顯示幕及《)，以減少電力之消耗。惟，在待機狀態下， 筆記型電腦省電的效果仍然不佳。究其原因，乃筆記型電 細内部之南橋晶片（S〇uth Bridge chip)，以及與南橋晶 片連接的鍵盤控制器（Keyboard Controller，簡稱KB〇 或邏輯電路仍會雜掉相當的電力。故，如何徹底解決筆 記型電腦電力耗損的問題，喊為當前各製造商所需面對 的重要課題。 200825702 【發明内容】 有鐘於前述筆記型電腦省電效果不佳所造成的困擾與 不便’發明人經過長久努力之研究與實驗，終於開發設計 出本發明之一種省電方法。 本發明之一目的，係提供一種省電方法，主要係為達 到P牛低筆圯型電腦在省電狀態下的電壓損耗之目的。當筆 -己型電腦備進人省電狀態時，係先讀取筆記型電腦内所 设之一南橋晶片的組態資訊，並將組態資訊儲存到筆記型 電腦内所δ又之一非揮發性記憶單元内，再中斷供應電壓到 南橋晶片，以進入省電狀態。而當筆記型電腦要回復到省 電如的開機狀恶，係先供應電壓到南橋晶片，並讀取非揮 發性記憶單元⑽儲存雜態資訊，綱再根據組態資訊對 南橋晶片進行設定後，即令筆記型電腦回復到省電前的開 機狀態。 為能對本發明之目的、技術特徵及其功效，做更進一 步之認識與瞭解，茲舉實施例配合圖式，詳細說明如下·· 【實施方式】 本發明係一種省電方法，請參閱第丨圖所示，係應用於 一筆記型電腦1 (Notebook)上。當筆記型電腦丨在開機狀 態下，若接收到一省電指令，係讀取筆記型電腦丨内所設之 一南橋晶片10 (South Bridge chip)的組態資訊，並將組 悲資δίΐ儲存在筆§己型電腦1内所設之一非揮發性記憶 (Non-VolatileMemory)單元11内，再中斷供應電壓到南 橋晶片10，嗣再即進入省電狀態。而當筆記型電腦丨在省電 200825702 狀態下，若再接收到一中斷省電指令，即先供應電壓到南 橋晶片10，再讀取非揮發性記憶單元π内所儲存的組態資 訊，並根據組態資訊對南橋晶片10進行設定，嗣再令筆記 型電腦1回復到省電前的開機狀態。如此，藉本發明之方 法即了使筆5己型電腦1在省電狀態下，大幅減少電壓的損 耗，進而延長筆記型電腦丨的使用時間。 茲僅以本發明之一最佳實施例，請參閱第2圖所示，詳 細說明該方法之處理步驟如下： (201) 當筆記型電腦丨在開機狀態下，判斷是否接收到一省 電指令？若是，即進行步驟(2〇2)，若否，即繼續進 行步驟（201); 在本發明之一最佳實施例中，省電指令係筆記型電 腦1在開機狀態下，已到達使筆記型電腦丨準備進入 省電狀態的一預設時間（如·· 5分鐘），且未接收到 筆圮型電腦1上所設之一輸入單元12 (如··鍵盤、滑 鼠）輸入任何訊號所產生。 (202) 讀取南橋晶片10的組態資訊，將組態資訊儲存在非 揮發性記憶單元11内； 在本發明中，非揮發性記憶單元丨丨係可為一唯讀記 憶 體 （Complementary Metal-Oxide200825702 IX. Description of the Invention: [Technical Field] The present invention relates to a power saving method, and more particularly to a south bridge chip in which a notebook computer can interrupt a supply voltage to a notebook computer when entering a power saving state. By. [Prior Art] Today's world is an era of information technology and the booming of the electronics industry. With the advancement of various computer-derived high-tech products, mobile communication products, I, and communication network technology, many high-tech The products and electronic devices are getting smaller and smaller, full-featured and cheaper, and are more and more popular. In the face of the continuous introduction of various electronic products in the current market, consumers are also evaluating the functions, appearance and volume of various electronic products with increasingly high standards. Therefore, whether future electronic products can provide more convenient, more effective and more functions and services, has become an important indicator for evaluating whether the manufacturing technology of electronic products is leading, and whether it can be obtained and favored by consumers. In today's high-tech product market, the intensity of its sales competition is unremarkable. Among all kinds of high-tech products, computer products are still the most popular among consumers. The popularity of electric goods has not only caused a major change in people's lives, but also changed people's lives and work. Especially in today's fast-paced, time-critical, metropolitan-style living environment, the most important of these is the portable electronic product notebook (Notebook). Due to its increasingly sophisticated functions and the use of Lu 61, notebook computers are popular among many young people and office workers. Now = 6 200825702 used pen and coffee computer; ^ only Wei powerful, and most of them have wireless Internet access function, so that consumers can use the notebook computer to instantly obtain a variety of digital information 'or instant messaging, A increase in the system Convenience. However, in the design and development of various notebook computers, the first problem to be faced is how to extend the notebook (4). A typical pen-type computer is equipped with a rechargeable battery, allowing the notebook to be used anywhere, anytime. When the rechargeable battery (10) stores the power exhausted, it is necessary to charge the rechargeable battery, or externally-connected to the external voltage, after the step-down process and the transmission of the type, so that the notebook computer has sufficient power to assist the fine. But in this way, the loss of the notebook computer can be used to hide in the same place anytime and anywhere, and it can also reduce the convenience of the notebook computer. In order to solve the problem of frequent charging of notebook computers, manufacturers of notebook computers have continuously improved the notebook computer to extend the space between the notebook computers. Its towel---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- : Display screen and ") to reduce power consumption. However, in the standby state, the power saving effect of the notebook computer is still not good. The reason is that the S〇uth Bridge chip inside the notebook type and the keyboard controller (the keyboard controller, which is referred to as KB〇 or logic circuit, which is connected to the south bridge chip, still consumes considerable power. Therefore, how Completely solve the problem of power consumption of notebook computers, and call it an important issue that every manufacturer needs to face. 200825702 [Invention content] There is trouble and inconvenience caused by the poor power saving effect of the aforementioned notebook computer. After a long period of hard work of research and experiment, a power saving method of the present invention has been finally developed and designed. One object of the present invention is to provide a power saving method, which is mainly to achieve a power saving state of a P-low pen type computer. The purpose of voltage loss. When the pen-type computer is put into a power-saving state, it first reads the configuration information of one of the south bridge chips set in the notebook computer, and stores the configuration information in the notebook computer. In one of the δ non-volatile memory cells, the supply voltage is interrupted to the south bridge chip to enter the power saving state. When the notebook computer is to be restored to power saving, The power-on is the first to supply the voltage to the south bridge chip, and read the non-volatile memory unit (10) to store the miscellaneous information. After setting the south bridge chip according to the configuration information, the notebook computer can be restored to the power-on before the power-saving. In order to further understand and understand the object, the technical features and the effects of the present invention, the following embodiments are described in detail with reference to the following embodiments. [Embodiment] The present invention is a power saving method, see As shown in the figure, it is applied to a notebook computer. When the notebook computer is turned on, if it receives a power-saving command, it reads one of the south bridges set in the notebook computer. The configuration information of the chip 10 (South Bridge chip), and the group sorrow δ ΐ ΐ is stored in a non-volatile memory (Non-Volatile Memory) unit 11 set in the pen ji computer 1, and then interrupts the supply voltage to the south bridge After the chip 10 is in the state of power saving, when the notebook computer is in the state of power saving 200825702, if an interrupt power saving command is received, the voltage is first supplied to the south bridge chip 10, and then read. The configuration information stored in the non-volatile memory unit π, and setting the south bridge chip 10 according to the configuration information, and then returning the notebook computer 1 to the power-on state before power saving. Thus, by the method of the present invention, In the power saving state, the pen 5 type computer 1 greatly reduces the voltage loss, thereby prolonging the use time of the notebook computer. In the preferred embodiment of the present invention, please refer to FIG. The processing steps of the method are as follows: (201) When the notebook computer is turned on, it is judged whether a power saving command is received. If yes, the step (2〇2) is performed, and if not, the step is continued ( 201); In a preferred embodiment of the present invention, the power saving instruction is that the notebook computer 1 has reached a preset time (for example, 5 minutes) for the notebook computer to be ready to enter the power saving state when the notebook computer 1 is turned on. ), and does not receive any input signal 12 (such as keyboard, mouse) set on the pen type computer 1 to input any signal. (202) reading the configuration information of the south bridge chip 10, and storing the configuration information in the non-volatile memory unit 11; in the present invention, the non-volatile memory unit system can be a read-only memory (Complementary Metal) -Oxide
Semiconductor，簡稱C0MS)，且係與南橋晶片1〇 相連接，又，非揮發性記憶單元u運作所需的電壓， 係由筆記型電腦1上所設的一電壓控制器13所供 應，且電壓控制器13尚與南橋晶片10相連接。如此， 200825702 當組恶資訊儲存在非揮發性記憶單元〗丨後，即不會 口筆5己型電& 1關機或電力耗盡，而導致組態資訊消 失。 (203) 中斷供應電壓到南橋晶片1〇，如此，即可大幅減少 電壓的損耗； 在本發中，南橋晶片10係與筆記型電腦丨上所設的一 北橋晶片14 (North Bridge chip)相連接，本發明 之方法在中斷供應電壓到南橋晶片1〇之前，係先將 筆記型電腦1當前所執行的應用程式或檔案，儲存在 與北橋晶片14相連接的一主記憶體15 (如：揮發性 記憶體，Volatile Memory)等）内，並關閉筆記型 電腦1當前所執行的應用程式或檔案，再中斷供應電 壓到筆記型電腦1上所設的一中央處理器丨7，並關閉 筆記型電腦1中與北橋晶片14相連接的高速設備（如 第1圖所示之顯示卡16)，但不關閉主記憶體15，嗣 再中斷供應電壓到北橋晶片14。 在本發明中，南橋晶片1〇除與電壓控制器13及非揮 發性記憶單元11相連接外，尚與筆記型電腦丨上所設 的低速設備（如第1圖所示之輸入單元12、硬碟π、 光碟機19等）相連接，本發明之方法在中斷供應電 壓到南橋晶片10時，係先關閉輸入單元12、硬碟18、 光碟機19等低速設備，再中斷供應電壓到南橋晶片 10 〇 (204) 令筆記型電腦1進入省電狀態； 200825702 (205) 判斷是否接收到一中斷省電指令？若是，即進行步 驟（206) ’若否，即繼續進行步驟(2〇5); 在本發明中’中斷省電指令係筆記型電腦1在省電狀 態下’接收到輸入單元12輸入的任何訊號飞如：按 壓鍵盤或移動滑鼠）所產生，如此，當使用者欲使 用筆記型電腦1時，係可藉以將筆記型電腦1回復到 省電前的開機狀態。 (206) 供應電壓到南橋晶片1〇 ; 在本發明中，當供應電壓到南橋晶片1〇時，係由電 壓控制器13輸出電壓到南橋晶片10，再分別傳送到 與南橋晶片10相連接的低速設備。 (207) 讀取非揮發性記憶單元丨丨内所儲存的組態資訊，並 根據組態資訊對南橋晶片10進行設定，使南橋晶片 10的組態資訊回復到省電前的開機狀態，並可可使 與南橋晶片10相連接的低速設備回復到省電前的開 機狀態；及 (208) 令筆記型電腦丨回復到省電前的開機狀態。 在本發明中之一最佳實施例中，筆記型電腦丨完全回 復到省電前的開機狀態前，係先供應電壓到北橋晶 片14、與北橋晶片相連接的高速設備（如第}圖中 之主記憶體15及顯示卡16)及中央處理器π，再自 主記憶體15内，讀取筆記型電腦1在省電前的開機狀 態下所儲存的應用程式或檔案，嗣再執行應用程式 或檔案，即完全令筆記型電腦1回復到省電前的開機 200825702 狀態，以及省電前的開機狀態下所執行的應用程式 或檔案。 ‘上所述，藉本發明之省電方法，係可使筆記型電腦^ 在省電狀態下，中斷供應電壓到南橋晶㈣。如此，不僅 可免去南橋晶>;1G對電壓之損耗，並可—併免去與南橋晶 片10相連接之晶片（如··鍵盤控制晶片（Keyboard Controller’簡稱kbc))、邏輯電路及低速設備對電壓之 抽耗’係可大幅提升省電效果，使筆記型電腦丨的使用時間 大幅延長。 按’以上所述，僅為本發明最佳之一具體實施例，惟 本發明之特徵並不侷限於此，任何熟悉該項技藝者在本發 明領域内，可輕易思及之變化，皆可涵蓋在以下本案之專 利範圍。 【圖式簡單說明】 第1圖係本發明的電子方塊圖；及 第2圖係本發明之省電方法的流程圖。 【主要元件符號說明】 筆記型電腦...........·1 非揮發性記憶單元…11 電壓控制器............13 主記憶體...............15 中央處理器............17 光碟機..................19 南橋晶片...............1〇 輸入單元...............12 北橋晶片...............14 顯示卡.................... 硬碟....................... 12Semiconductor, referred to as C0MS), is connected to the south bridge chip, and the voltage required for the operation of the non-volatile memory unit u is supplied by a voltage controller 13 provided on the notebook computer 1 and the voltage is applied. The controller 13 is also connected to the south bridge wafer 10. Thus, 200825702, when the group information is stored in the non-volatile memory unit, it will not be closed or the power is exhausted, resulting in the configuration information disappearing. (203) Disconnecting the supply voltage to the south bridge chip 1 〇, so that the voltage loss can be greatly reduced; in the present invention, the south bridge chip 10 is connected with a North Bridge chip set on the notebook computer. The method of the present invention stores the application or file currently executed by the notebook computer 1 in a main memory 15 connected to the north bridge chip 14 before interrupting the supply voltage to the south bridge chip 1 (eg: Within the volatile memory (Volatile Memory), etc., and close the application or file currently executed by the notebook computer 1, and then interrupt the supply voltage to a central processing unit 丨7 set on the notebook computer 1, and close the note. The high-speed device (such as the display card 16 shown in Fig. 1) connected to the north bridge wafer 14 in the computer 1 does not turn off the main memory 15, and then interrupts the supply voltage to the north bridge wafer 14. In the present invention, the south bridge chip 1 is connected to the voltage controller 13 and the non-volatile memory unit 11, and is also connected to a low-speed device (such as the input unit 12 shown in FIG. 1). The hard disk π, the optical disk drive 19, and the like are connected. When the method of the present invention interrupts the supply voltage to the south bridge wafer 10, the low-speed devices such as the input unit 12, the hard disk 18, and the optical disk drive 19 are turned off, and the supply voltage is interrupted to the south bridge. The chip 10 (204) causes the notebook computer 1 to enter the power saving state; 200825702 (205) determines whether an interrupt power saving command is received? If yes, proceed to step (206) 'If no, proceed to step (2〇5); in the present invention, the 'interrupt power-saving instruction is that the notebook computer 1 receives any input of the input unit 12 in the power-saving state. The signal is generated by pressing the keyboard or moving the mouse. Thus, when the user wants to use the notebook computer 1, the notebook computer 1 can be returned to the power-on state before the power saving. (206) supplying a voltage to the south bridge wafer 1; in the present invention, when the voltage is supplied to the south bridge wafer, the voltage is output from the voltage controller 13 to the south bridge wafer 10, and then transferred to the south bridge wafer 10, respectively. Low speed equipment. (207) reading the configuration information stored in the non-volatile memory unit, and setting the south bridge chip 10 according to the configuration information, so that the configuration information of the south bridge chip 10 is restored to the power-on state before power saving, and The low-speed device connected to the south bridge chip 10 can be restored to the power-on state before the power saving; and (208) the notebook computer can be restored to the power-on state before the power saving. In a preferred embodiment of the present invention, the notebook computer first supplies a voltage to the north bridge wafer 14 and the high speed device connected to the north bridge wafer before returning to the power-on state before power saving (as shown in the figure). The main memory 15 and the display card 16) and the central processing unit π, in the self-memory memory 15, read the application or file stored in the notebook computer 1 before power-saving, and then execute the application. Or the file, that is, the notebook computer 1 is completely restored to the state of the boot 200825702 before the power saving, and the application or file executed under the power-on state before the power saving. ‘Before, according to the power saving method of the present invention, the notebook computer can interrupt the supply voltage to the south bridge crystal (4) in the power saving state. In this way, not only can Nanqiaojing be removed; 1G can reduce the voltage, and can eliminate the wafer connected to the south bridge chip 10 (such as keyboard controller (KB)), logic circuit and low speed. The device's voltage consumption is greatly improved, and the use time of the notebook computer is greatly extended. According to the above description, it is only one of the best embodiments of the present invention, but the features of the present invention are not limited thereto, and any one skilled in the art can easily think about changes in the field of the present invention. Covered in the following patent scope of this case. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an electronic block diagram of the present invention; and Fig. 2 is a flow chart showing a power saving method of the present invention. [Main component symbol description] Notebook computer...........1 Non-volatile memory unit...11 Voltage controller............13 Main memory.. .............15 Central Processing Unit............17 Optical Disk Player.................. 19 South Bridge Chip...............1〇Input Unit..................12 North Bridge Chip.......... .....14 Display card.................... Hard disk................... ... 12