200906024 九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種電源裝置及其配合之接收裝置， 電源裝置無需連接線即可經由電磁感應方式提供工作電源 給接收裝置，以增加供電時之便利性。 【先前技術】 目前消費性可攜式電子產品，例如手機、PDA、MP3 隨身聽等等，會隨機附送一電源裝置給消費者，此電源裝 置之規格會隨著電子產品之不同而做不一樣設計規格，甚 至同樣功能之電子產品也會因為製造廠商的不同而跟著改 變。因此，特定電子產品必須使用相對應規格之電源裝置 才能對於電子產品進行供電或充電之動作。又，如果消費 者擁有較多的電子產品，並且攜帶著它們出遠門，這些各 個對應搭配的電源裝置將會造成消費者非常大的困擾 此外，一般可攜式電子產品在使用電源裝置時，電源 裝置之供電端子必須使用電源線連接電子產品之插電端 子，才能供電給予電子產品。而由金屬所製造之插電端子 在長時間使用後，插電端子將出現氧化現象而形成接觸不 良，將造成工作電源不穩定而使得電子產品運作時產生不 正常的狀態，並且應用於電子產品進行充電之動作，每一 次的充電時間將會越來越久，進而減少電子產品的使用壽 200906024 【發明内容】 為此，如何針對習用電源裝置的缺點，設計出一種新 穎之電源裝置係可採用無接線方式對於接收裝置進行供電 之動作，以改善上述習用電源裝置之弊端，此即為本發明 之發明重點。 本發明之主要目的，在於提供一種電源裝置及其配合 之接收裝置，電源裝置可藉由一電磁感應方式，而在無電 源線之狀態下對於一具有感應線圈之接收裝置提供工作電 源，藉此以避免電源線對使用者所造成之不便性。 本發明之次要目的，在於提供一種電源裝置及其配合 之接收裝置，電源裝置可藉由一可變電阻單元之作用，而 調整所產生之交流訊號之震盪頻率，以提高接收裝置供電 及充電之效能。 本發明之又一目的，在於提供一種電源裝置及其配合 之接收裝置，接收裝置可藉由一充電電池之設置，以儲存 電源裝置所提供之工作電源，而達到接收裝置充電之目的。 本發明之又一目的，在於提供一種電源裝置，可藉由 一負載檢測器之作用，以檢測發射單元之負載變化而產生 一檢測訊號，而頻率震盪器將根據該檢測訊號調整其工作 狀態。 本發明之又一目的，在於提供一種配合電源裝置之接 收裝置，可藉由一電源控制器之控制，以調整負載單元的 供電能量，藉此可提供一符合負載單元工作模式的工作電 源0 5 200906024 ^為達成上述目的，本發明提供一種電源裝置，其結構 係包括有：一電源供應器，用以提供-工作電壓；-頻率 震盪器，連接該電源供應器，用以產生一交流訊號；一驅 =電路’連接該電源供應器及該頻率震盈器，並根據該交 々IL Λ號而產生驅動讯號；及一發射單元，連接該驅動電 路，包括有-電感器’根據該驅動訊號而產生一傳輸磁場。 本發明尚提供-種配合電源裝置之接收裝置，其結構 包括有：一感應線圈，用以接收該傳輸磁場而產生一感應 私洲·，整’爪私壓裔，連接該感應線圈，用以對該感應電 流進行整流穩壓而產生一直流電壓；及一輸出驅動器，連 接該整流穩壓器，用以接收該直流電流而對一負載單元進 行供電。 ' 【實施方式】 首先，請參閱第1圖及第2圖，係分別為本發明電源 裝置一較佳實施例之結構圖及詳細電路圖。如圖所示，本 發明之電源裝置Η)係包括有一電源供應器η、一驅動電路 13、一發射單元15及一頻率震盪器17。其中，電源供應器 U分別連接至頻率震盪器17及驅動電路13，以提供一工 作私壓至頻率展盪裔17及驅動電路〗3。驅動電路】3係分 另J連接頻率宸盪益】7及發射單元15，用以接收頻率震盪器 Ρ所產生之交流訊號，並根據該交流訊號而產生一驅動i 號傳送至發射單元。最後，經由該發射單元]5根據該驅 動訊號而產生並發射一傳輸磁場。 200906024 該電源供應器Π係包括有直流電壓源111及一轉換器 Π3。該轉換器113係為一直流/直流電壓轉換器（dc to de converter)’用以將直流電壓源】n轉換成直流之工作電壓， 如此電源供應器u將可提供工作電壓給予頻率震盪器17 及驅動電路13使用。又，頻率震盪器π亦可根據該工作 龟t而產生父流讯號’並且該交流訊號並具有—設定的震 盈頻率’例如：震盪頻率係可制定為128k。 該驅動電路13係包括有一推挽式驅動器i3l，例如： 雙端推挽式驅動器或單端推挽式驅動器。該驅動電路13根 據该頻率震盪11之交流訊號而產生—驅動訊號，並將該 驅動訊號傳送至發射單元15，以使得發射單元15產生一傳 輸磁場。 該發射單元15係包括有-電感器151。以雙端推挽式 驅動器為例，推挽式驅動器131輸出之鶴職分別傳送 到電感器151之兩端，並根據鮮震盪器17所產生交流訊 號之頻率對電感器151之兩端進行推挽，強制電流在電感 器m t依該頻率進行錢，並依電磁感應之原理產生〆 傳輸磁場。 如上所述具體實施，則第3圖所示之接收裝置2〇 " 電源裝置1G ’利…峨之效果接收 =早么磁場，藉此而轉換成所需之工作 黾源，以供接收農置20本體供電或充電使用 f ’本發日=峨述之發射‘料僅設置有電感 心卜料為了相較佳的震鼓率或阻隔直流訊號的考 200906024 容器153,並且電容器153之數量可依電路設計 Γ 士而決假如推挽式驅動器131為-雙端推挽式驅動 雙端推挽式驅動器之兩輸出端點與電感器151之 131^Π^別以一電容器153 °反之，若減式驅動器 本發明之頻率難心接1容器153。 率震盪器17。並相、*内了、用可调整震盪頻率之頻 之言周整端連接' —、可;變電阻 係包括有 ^以171’該可變電阻單元171 翠元二^ =:固定電阻Μ藉由可變電阻 生之交流訊號之震_^。°周整端之偏壓，即可改變所產 的元件形成由i整震盪頻率而使之與發射單元15中 振: 其供電錢電的幻=;im+制㈣麟量供給， 分別連接發射單元:二置匕::設有-負載檢測器19 ’ 元15之負載變化而Η二辰盪益用以檢測該發射單 哭17。頻率_湯如生一檢測訊號，並且傳送至頻率震盪 二:當-===檢測訊號調整其工作狀態。 單元15之負載能置1〇時’發射 根據發㈣… 200906024 20正在接收電源裝置】0所供應之傳輸磁場，並且傳送一正 常運作模式之檢測訊號至頻率震盪器17,以持續產生設定 震盪頻率之交流訊號至驅動電路13。 當接收裝置20已充電飽和、關閉或移除，則負載檢測 器19亦可根據發射單元15負載能量之變化而檢知，並傳 送一停止模式之檢測訊號至頻率震盪器17,以將頻率震盪 器17關閉而停止能量傳輸，以避免不必要的能量消耗。 請參閱第3圖，係為本發明接收裝置一較佳實施例之 結構圖。如圖所示，本發明之接收裝置20係包括有一感應 線圈21、一整流穩壓器23、一輸出驅動器25及一負載單 元29。 當接收裝置20接近或接觸電源裝置10時，感應線圈 21即可因電源裝置10所產生之傳輸磁場而產生一感應電 流。感應電流經由整流穩壓器23整流及穩壓後而成為一直 流電壓。而輸出驅動器25則可接收該直流電壓而對負載單 元29進行供電之動作。 其中，該輸出驅動器25係可為一定電流電路或一定電 壓電路。若該整流穩壓器23所輸出之直流電壓超過負載單 元29所負荷之工作範圍，則輸出驅動器25亦可提供一額 定之工作電壓或工作電流至負載單元29，以防止負載單元 29因為過電壓或過電流而產生不穩定之狀態，或甚至造成 負載單元29損壞的情況。 本發明實施例所述之負載單元29尚可設置一充電電池 291，藉由充電電池291之設置，負載單元29可儲存輸出 9 200906024 驅動器25所供應之工作電源，而達到接收裝置20充電之 目的。 此外，本發明之接收裝置20尚可設有一狀態檢測器27 及電源控制器28。狀態檢測器27係連接輸出驅動器25， 可透過輸出驅動器25來監控該負載單元29之工作狀態， 並據以產生一狀態訊號。電源控制器28則分別連接該狀態 檢測器27與整流穩壓器23,可接收該狀態訊號而得知負載 單元29之工作狀態，而藉此調整供電能量，以提供一符合 負載單元29工作模式之工作電源。 當狀態檢測器27監控負載單元29之工作狀態係處在 一充電模式時，可產生一相對應於充電模式之狀態訊號至 電源控制器28。而電源控制器28可根據該狀態訊號控制整 流穩壓器23及輸出驅動器25提供一穩定之工作電源給予 負載單元29充電使用。而在對於負載單元29進行充電動 作之同時，狀態檢測器27會持續監控負載單元29的充電 情況。若負載單元之充電電池291過熱或是充電飽和，則 狀態檢測器27將產生一停止充電之狀態訊號至電源控制器 28，以控制整流穩壓器23及輸出驅動器25停止對於負載 單元29供電之動作。如此，即可避免負載單元29之充電 電池291過度充電而造成蓄電能力降低、縮短使用壽命或 燃燒爆炸的情形發生。 以上所述者，僅為本發明之較佳實施例而已，並非用 來限定本發明實施之範圍，即凡依本發明申請專利範圍所 述之形狀、構造、特徵及精神所為之均等變化與修飾，均 10 200906024 應包括於本發明之申請專利範圍内。 【圖式簡單說明】 第1圖：係為本發明電源裝置一較佳實施例之結構圖。 第2圖：係為本發明電源裝置一較佳實施例之詳細電路圖。 第3圖：係為本發明接收裝置一較佳實施例之結構圖。 【主要元件符號說明】 10 電源裝置 11 電源供應器 111 直流電壓源 113 轉換器 13 驅動電路 131 推挽式驅動器 15 發射單元 151 電感器 153 電容器 17 頻率震盪器 171 可變電阻單元 173 可變電阻器 175 固定電阻 19 負載檢測器 20 接收裝置 21 感應線圈 23 整流穩壓器 25 輸出驅動器 27 狀態檢測器 28 電源控制器 29 負載單元 291 充電電池200906024 IX. Description of the Invention: Technical Field The present invention relates to a power supply device and a receiving device therefor. The power supply device can supply working power to the receiving device via electromagnetic induction without a connection line to increase power supply. Convenience. [Prior Art] At present, consumer portable electronic products, such as mobile phones, PDAs, MP3 players, etc., will be supplied with a power supply device to the consumer. The specifications of the power supply device will be different depending on the electronic product. Design specifications, even electronic products of the same function, will change depending on the manufacturer. Therefore, a specific electronic product must use a power supply device of a corresponding specification to supply or charge the electronic product. Moreover, if consumers have more electronic products and carry them out, these power supply devices will cause great trouble to consumers. In addition, when portable electronic products use power devices, power supplies The power supply terminal of the device must be connected to the plug-in terminal of the electronic product with a power cord to supply power to the electronic product. After the plug-in terminal made of metal is used for a long time, the plug-in terminal will be oxidized to form a poor contact, which will cause the working power supply to be unstable and cause an abnormal state when the electronic product operates, and is applied to the electronic product. In the charging action, each charging time will be longer and longer, and thus the use of electronic products will be reduced. 200906024 [Invention content] Therefore, how to design a novel power supply device for the disadvantages of the conventional power supply device can be used without The wiring method is a power supply operation for the receiving device to improve the disadvantages of the conventional power supply device, which is the focus of the invention. The main object of the present invention is to provide a power supply device and a receiving device therefor. The power supply device can provide a working power supply to a receiving device having an induction coil in a state without a power line by an electromagnetic induction method. To avoid the inconvenience caused by the power cord to the user. A secondary object of the present invention is to provide a power supply device and a receiving device therefor. The power supply device can adjust the oscillation frequency of the generated AC signal by a variable resistance unit to improve the power supply and charging of the receiving device. Performance. Another object of the present invention is to provide a power supply device and a receiving device therefor. The receiving device can store the working power supplied by the power device by means of a rechargeable battery to achieve the purpose of charging the receiving device. Another object of the present invention is to provide a power supply device that can detect a load change of a transmitting unit by a load detector to generate a detection signal, and the frequency oscillator will adjust its operating state according to the detection signal. Another object of the present invention is to provide a receiving device for a power supply device, which can be controlled by a power controller to adjust the power supply energy of the load unit, thereby providing an operating power source that conforms to the working mode of the load unit. 200906024 ^ In order to achieve the above object, the present invention provides a power supply device, the structure comprising: a power supply for providing - operating voltage; - a frequency oscillator connected to the power supply for generating an alternating current signal; a drive = circuit 'connects the power supply and the frequency oscillator, and generates a drive signal according to the exchange IL ;; and a transmitting unit connected to the drive circuit, including the - inductor 'according to the drive The signal generates a transmission magnetic field. The present invention further provides a receiving device for a power supply device, the structure comprising: an induction coil for receiving the transmission magnetic field to generate an inductive private, the whole 'claw private connection, connecting the induction coil for The induced current is rectified and regulated to generate a DC voltage; and an output driver is connected to the rectifier regulator for receiving the DC current to supply power to a load unit. [Embodiment] First, please refer to FIG. 1 and FIG. 2, which are respectively a structural diagram and a detailed circuit diagram of a preferred embodiment of a power supply device of the present invention. As shown, the power supply unit of the present invention includes a power supply η, a drive circuit 13, a transmitting unit 15, and a frequency oscillator 17. The power supply U is respectively connected to the frequency oscillator 17 and the driving circuit 13 to provide a working private voltage to the frequency display 17 and the driving circuit 〖3. The driving circuit is divided into three parts, and the transmitting unit 15 is configured to receive the alternating current signal generated by the frequency oscillator, and generate a driving i number to transmit to the transmitting unit according to the alternating current signal. Finally, a transmitting magnetic field is generated and transmitted via the transmitting unit 5 according to the driving signal. 200906024 The power supply system includes a DC voltage source 111 and a converter Π3. The converter 113 is a DC/DC converter (dc to de converter) for converting a DC voltage source n to a DC operating voltage, such that the power supply u supplies an operating voltage to the frequency oscillator 17 And the drive circuit 13 is used. Moreover, the frequency oscillator π can also generate a parent stream signal ' according to the working turtle t and the alternating signal has a set seismic frequency'. For example, the oscillation frequency can be set to 128k. The drive circuit 13 includes a push-pull driver i31, such as a double-ended push-pull driver or a single-ended push-pull driver. The driving circuit 13 generates a driving signal according to the alternating current signal of the frequency oscillation 11 and transmits the driving signal to the transmitting unit 15 to cause the transmitting unit 15 to generate a transmitting magnetic field. The transmitting unit 15 includes an inductor 151. Taking a double-ended push-pull driver as an example, the cranes outputted by the push-pull driver 131 are respectively transmitted to the two ends of the inductor 151, and the two ends of the inductor 151 are pushed according to the frequency of the alternating current signal generated by the fresh oscillator 17. Pulling, forcing the current at the inductor mt to carry out the money according to the frequency, and generating the 〆 transmission magnetic field according to the principle of electromagnetic induction. As described above, the receiving device 2 〇" power supply device 1G shown in Fig. 3 receives the effect of the early magnetic field, thereby converting it into the required working power source for receiving the agricultural resource. Set 20 body power supply or charge using f 'this is the day = the description of the launch' material is only set with the inductance of the material for the better drum rate or blocking the DC signal test 200906024 container 153, and the number of capacitors 153 According to the circuit design, if the push-pull driver 131 is a double-ended push-pull drive, the two output terminals of the double-ended push-pull driver and the inductor 151 are 131 Π 别 以 以 一 一 一 一 一 一 , , , , The reduced drive frequency of the present invention is difficult to connect to the 1 container 153. Rate oscillator 17. Phase, *in, with the frequency of the adjustable oscillation frequency, the whole end of the connection '-, can; variable resistance system includes ^ to 171' the variable resistance unit 171 Cuiyuan two ^ =: fixed resistance The vibration of the AC signal generated by the variable resistor _^. ° The bias of the whole end of the week can change the component formed by the oscillation frequency of the whole and the vibration of the transmitting unit 15: the magical power supply of the power supply; the im+ system (four) the supply of the lining, respectively connected to the transmitting unit : Two sets:: There is a load detector 19 'Feature 15 load change and the second stop is used to detect the launch single cry 17. Frequency _ Tang Rusheng a detection signal, and transmitted to the frequency oscillation 2: When the -=== detection signal adjusts its working state. When the load of the unit 15 can be set to 1 ', the transmission is based on the transmission (four)... 200906024 20 is receiving the transmission magnetic field supplied by the power supply device 0, and transmits a detection signal of a normal operation mode to the frequency oscillator 17 to continuously generate the set oscillation frequency. The alternating current signal is to the drive circuit 13. When the receiving device 20 has been charged saturated, turned off or removed, the load detector 19 can also detect the change of the load energy of the transmitting unit 15 and transmit a stop mode detection signal to the frequency oscillator 17 to oscillate the frequency. The device 17 is turned off to stop energy transfer to avoid unnecessary energy consumption. Referring to Figure 3, there is shown a block diagram of a preferred embodiment of the receiving device of the present invention. As shown, the receiving device 20 of the present invention includes an inductive coil 21, a rectifying voltage regulator 23, an output driver 25, and a load unit 29. When the receiving device 20 approaches or contacts the power supply device 10, the induction coil 21 can generate an induced current due to the transmission magnetic field generated by the power supply device 10. The induced current is rectified and stabilized by the rectifying regulator 23 to become a DC voltage. The output driver 25 can receive the DC voltage and supply power to the load unit 29. The output driver 25 can be a constant current circuit or a certain voltage circuit. If the DC voltage output by the rectifier regulator 23 exceeds the operating range of the load unit 29, the output driver 25 can also provide a rated operating voltage or operating current to the load unit 29 to prevent the load unit 29 from being overvoltage. Or an overcurrent causes an unstable state, or even causes damage to the load unit 29. The load unit 29 of the embodiment of the present invention can also be provided with a rechargeable battery 291. By the setting of the rechargeable battery 291, the load unit 29 can store the working power supplied by the output 9 200906024 driver 25 to achieve the purpose of charging the receiving device 20. . In addition, the receiving device 20 of the present invention may be provided with a state detector 27 and a power controller 28. The state detector 27 is connected to the output driver 25, and the output driver 25 is used to monitor the operating state of the load unit 29, and accordingly generate a status signal. The power controller 28 is connected to the state detector 27 and the rectifying voltage regulator 23 respectively, and can receive the status signal to know the working state of the load unit 29, thereby adjusting the power supply energy to provide a working mode corresponding to the load unit 29. Working power. When the state detector 27 monitors that the operating state of the load unit 29 is in a charging mode, a status signal corresponding to the charging mode can be generated to the power controller 28. The power controller 28 can control the rectifier regulator 23 and the output driver 25 to provide a stable operating power to the load unit 29 for charging according to the status signal. While the charging unit 29 is charging, the state detector 27 continuously monitors the charging of the load unit 29. If the rechargeable battery 291 of the load unit is overheated or charged, the state detector 27 will generate a state signal to stop charging to the power controller 28 to control the rectifier regulator 23 and the output driver 25 to stop supplying power to the load unit 29. action. Thus, it is possible to prevent the charging battery 291 of the load unit 29 from being overcharged, resulting in a decrease in the storage capacity, a shortened service life, or a combustion explosion. The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, that is, the variations, modifications, and modifications of the shapes, structures, features, and spirits described in the claims of the present invention. , all 10 200906024 should be included in the scope of the patent application of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a structural view showing a preferred embodiment of a power supply device of the present invention. Fig. 2 is a detailed circuit diagram of a preferred embodiment of the power supply unit of the present invention. Figure 3 is a block diagram of a preferred embodiment of the receiving device of the present invention. [Main component symbol description] 10 Power supply device 11 Power supply 111 DC voltage source 113 Converter 13 Drive circuit 131 Push-pull driver 15 Transmitting unit 151 Inductor 153 Capacitor 17 Frequency oscillator 171 Variable resistance unit 173 Variable resistor 175 Fixed resistor 19 Load detector 20 Receiving device 21 Induction coil 23 Rectifier regulator 25 Output driver 27 Status detector 28 Power controller 29 Load unit 291 Rechargeable battery