TWI403105B - Image/video signal and electrical energy wireless transmitting apparatus and method thereof - Google Patents
Image/video signal and electrical energy wireless transmitting apparatus and method thereof Download PDFInfo
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本發明涉及一種無線影像及電能傳輸裝置及方法,尤其涉及一種應用於可攜式電子產品及顯示設備之間之無線影像及電能傳輸裝置及方法。 The present invention relates to a wireless image and power transmission device and method, and more particularly to a wireless image and power transmission device and method for use between a portable electronic product and a display device.
現有之電子產品,均以追求小型化、可攜式為目標。然而越小型化之可攜式電子產品,其電池體積也必然受到限制,電池容量也較小,因此電子產品之電能供應持續時間較短。另外,現有電子產品也均趨向於娛樂多功能化,例如可以利用電子產品拍攝視頻及圖像,也可以在這些電子產品裏存儲視頻或者圖像,在電子產品之螢幕上可以直接觀看這些視頻或者圖像,然而電子產品由於受制於其小型化之體積,其螢幕尺寸必然受到限制,因此視頻或者圖像之顯示及觀賞效果上不能夠令人滿意。如欲在更大之螢幕上觀賞視頻或者圖像,現有做法為用資料線連接電子產品及顯示設備,影像資料通過資料線傳輸,然,使用資料線連接電子產品及顯示設備,電子產品必須放置於顯示設備附近,其使用受到限制。另外,現有之電子產品一般係通過電纜來傳輸電能進行充電的,在電子產品與顯示設備頻繁插拔資料線及電纜,無疑會影響電子產品及顯示設備之使用壽命,同時使得電子產品之使用受到限制。 The existing electronic products are all aimed at pursuing miniaturization and portability. However, the smaller the portable electronic product, the battery capacity is also limited, and the battery capacity is also small, so the power supply duration of the electronic product is short. In addition, existing electronic products tend to be more multifunctional in entertainment. For example, electronic products can be used to capture video and images. Video or images can also be stored in these electronic products. These videos can be directly viewed on the screen of electronic products. Image, however, due to the size of the electronic product, the size of the screen is inevitably limited, so the display and viewing effect of the video or image is not satisfactory. If you want to watch videos or images on a larger screen, the existing method is to connect electronic products and display devices with data cables, and the image data is transmitted through data lines. However, when using data cables to connect electronic products and display devices, electronic products must be placed. In the vicinity of the display device, its use is limited. In addition, the existing electronic products generally transmit electricity through cables to charge. The frequent insertion and removal of data lines and cables in electronic products and display devices will undoubtedly affect the service life of electronic products and display devices, and at the same time, the use of electronic products will be affected. limit.
有鑒於此,有必要提供一種可同時在電子產品及顯示設備之間無線傳輸影 像資料及電能之無線影像及電能傳輸裝置。 In view of this, it is necessary to provide a wireless transmission between the electronic product and the display device. Wireless image and power transmission devices such as data and electrical energy.
還有必要提供一種應用該無線影像及電能傳輸裝置之無線影像及電能傳輸方法。 It is also necessary to provide a wireless image and power transmission method using the wireless image and power transmission device.
一種無線影像及電能傳輸裝置,其包括一第一收/發單元以及一第二收/發單元,所述第一收/發單元置於一電子產品內部,所述第二收/發單元置於一顯示設備內部。所述第一收/發單元包括一第一感應線圈,一第一調變單元,一第一變流單元,一第一編/解碼單元,一第一存儲單元,一第一微處理器以及以與所述第一變流單元相連之供電電路。所述第二收/發單元包括一第二感應線圈,一第二調變單元,一第二變流單元,一第二編/解碼單元,一第二存儲單元以及一第二微處理器。 A wireless image and power transmission device includes a first receiving/transmitting unit and a second receiving/transmitting unit, wherein the first receiving/transmitting unit is disposed inside an electronic product, and the second receiving/transmitting unit is disposed Display the inside of the device. The first receiving/transmitting unit includes a first induction coil, a first modulation unit, a first current conversion unit, a first encoding/decoding unit, a first storage unit, a first microprocessor, and And a power supply circuit connected to the first current conversion unit. The second receiving/transmitting unit comprises a second induction coil, a second modulation unit, a second current conversion unit, a second encoding/decoding unit, a second storage unit and a second microprocessor.
所述第一、第二感應線圈用於接收/發射射頻載波訊號。 The first and second induction coils are configured to receive/transmit radio frequency carrier signals.
所述第一、第二調變單元調製載波訊號及將載波訊號還原。 The first and second modulation units modulate the carrier signal and restore the carrier signal.
所述第一、第二變流單元用於交流變直流或者直流變交流之電流轉換。 The first and second current conversion units are used for current conversion of alternating current direct current or direct current alternating current.
所述供電電路用於將所述第一變流單元變流後電流提供給所述電子產品,作為所述電子產品系統運行之電力。 The power supply circuit is configured to supply current to the electronic product after the first current conversion unit is converted, as the power of the electronic product system.
所述第一、第二編/解碼單元分別用於對所述第一存儲單元及第二存儲單元內資料或者用戶輸入之指令進行編碼。 The first and second encoding/decoding units are respectively configured to encode data in the first storage unit and the second storage unit or an instruction input by the user.
所述第一、第二儲單元用於存儲影像資料以及分別為所述第一及第二收/發單元提供系統運行之空間。 The first and second storage units are configured to store image data and provide space for the first and second receiving/transmitting units to operate the system.
所述第一、第二微處理器分別用於控制所述第一、第二感應線圈,第一第二調變單元,第一、第二變流單元,第一、第二編/解碼單元及第一、第二存儲單元,進行無線影像及電能之傳輸。 The first and second microprocessors are respectively configured to control the first and second induction coils, the first and second modulation units, the first and second converter units, and the first and second encoding/decoding units And the first and second storage units perform wireless image and power transmission.
一種應用上述影像及電能傳輸裝置之無線影像傳輸方法,其包括如下步驟:識別電子產品及顯示設備;基於用戶指令確定是否進行無線影像及/或無線電能傳輸;進行無線影像傳輸;進行無線電能傳輸,所述無線電能傳輸的步驟包括:所述第二收/發單元生成交流電流並以射頻訊號發射所述交流電流之能量;所述第一收/發單元感應、接收所述交流電流之能量,將感應到之交流電流轉換為直流電流;所述供電電路利用所述轉換後的直流電流為所述電子產品提供系統電力;基於用戶輸入指令判斷是否結束電能傳輸,如果是,則結束電能傳輸,如果否,則繼續電能傳輸。 A wireless image transmission method using the above image and power transmission device, comprising the steps of: identifying an electronic product and a display device; determining whether to perform wireless image and/or wireless energy transmission based on a user instruction; performing wireless image transmission; performing wireless energy transmission The step of transmitting the radio energy includes: the second receiving/transmitting unit generates an alternating current and transmits the energy of the alternating current by using a radio frequency signal; and the first receiving/transmitting unit senses and receives the energy of the alternating current Converting the sensed alternating current into a direct current; the power supply circuit uses the converted direct current to provide system power to the electronic product; determining whether to terminate the power transmission based on a user input command; and if so, terminating the power transfer If no, continue power transfer.
相對於現有技術,所述之無線影像及電能傳輸裝置及方法利用無線射頻原理可以實現影像及電能在電子產品和顯示設備之間之無線交互,使電子產品之影像資料可以同步在擁有更大螢幕之顯示設備上同步欣賞,提高了顯示效果,同時避免了使用資料線連接電子產品和顯示設備之種種不便,另外,在電子產品同顯示設備進行影像資料傳輸之同時,該無線影像及電能傳輸裝置又能將無線射頻之能量轉化為供系統電子產品系統運行之電能或者為電子產品充電,不僅節省能源,又能夠提高電子產品之電池續航能力。 Compared with the prior art, the wireless image and power transmission device and method can realize the wireless interaction between the image and the electric energy between the electronic product and the display device by using the principle of the radio frequency, so that the image data of the electronic product can be synchronized to have a larger screen. The synchronous display on the display device improves the display effect, and avoids the inconvenience of connecting the electronic product and the display device by using the data line. In addition, the wireless image and the power transmission device are simultaneously transmitted by the electronic product and the display device for image data transmission. It can also convert the energy of wireless radio into electrical energy for system electronic product system operation or charge electronic products, which not only saves energy, but also improves the battery life of electronic products.
100‧‧‧第一收/發單元 100‧‧‧First receiving/issuing unit
200‧‧‧第二收/發單元 200‧‧‧second receiving/issuing unit
300‧‧‧電子產品 300‧‧‧Electronic products
400‧‧‧顯示設備 400‧‧‧Display equipment
11‧‧‧第一感應線圈 11‧‧‧First induction coil
12‧‧‧第一調變單元 12‧‧‧First Modulation Unit
13‧‧‧第一變流單元 13‧‧‧First converter unit
14‧‧‧第一編/解碼單元 14‧‧‧First/Decoding Unit
15‧‧‧第一存儲單元 15‧‧‧First storage unit
16‧‧‧第一微處理器 16‧‧‧First microprocessor
17‧‧‧供電電路 17‧‧‧Power supply circuit
18‧‧‧充電電路 18‧‧‧Charging circuit
21‧‧‧第二感應線圈 21‧‧‧Second induction coil
22‧‧‧第二調變單元 22‧‧‧Second Modulation Unit
23‧‧‧第二變流單元 23‧‧‧Second converter unit
24‧‧‧第二編/解碼單元 24‧‧‧Second/Decoding Unit
25‧‧‧第二存儲單元 25‧‧‧Second storage unit
26‧‧‧顯示幕單元 26‧‧‧ display screen unit
27‧‧‧第二微處理器 27‧‧‧Second microprocessor
圖1係本發明無線影像及電能傳輸裝置之示意圖; 圖2係圖1之無線影像及電能傳輸裝置之功能模組圖;圖3係本發明無線影像及電能傳輸方法之流程圖;圖4係圖3之無線影像及電能傳輸方法之無線影像傳輸之流程圖;圖5係圖3之無線影像及電能傳輸方法之無線電能傳輸之流程圖。 1 is a schematic diagram of a wireless image and power transmission device of the present invention; 2 is a functional module diagram of the wireless image and power transmission device of FIG. 1; FIG. 3 is a flow chart of the wireless image and power transmission method of the present invention; FIG. 4 is a wireless image transmission method of the wireless image and power transmission method of FIG. Flowchart; FIG. 5 is a flow chart of wireless power transmission of the wireless image and power transmission method of FIG.
下面將結合附圖對本發明作一具體介紹。 The present invention will be specifically described below with reference to the accompanying drawings.
請參閱圖1,本發明之一種無線影像及電能傳輸裝置包括一第一收/發單元100以及一第二收/發單元200,所述第一收/發單元100置於一電子產品300內部,所述第二收/發單元200置於一顯示設備400內部。 Referring to FIG. 1 , a wireless image and power transmission device of the present invention includes a first receiving/transmitting unit 100 and a second receiving/transmitting unit 200. The first receiving/transmitting unit 100 is disposed inside an electronic product 300. The second receiving/transmitting unit 200 is placed inside a display device 400.
所述第一收/發單元100及第二收/發單元200均可接收或者發射射頻訊號,二者之間通過無線射頻訊號之交互實現影像資料及電能在電子產品300和顯示設備400之間傳輸。 The first receiving/transmitting unit 100 and the second receiving/transmitting unit 200 can receive or transmit radio frequency signals, and the image data and the electric energy are realized between the electronic product 300 and the display device 400 through interaction of the wireless radio signals. transmission.
本實施方式中,所述電子產品300為一數碼相機,所述顯示設備400為一液晶顯示器。 In this embodiment, the electronic product 300 is a digital camera, and the display device 400 is a liquid crystal display.
請參閱圖2,所述第一收/發單元100包括一第一感應線圈11,一與所述第一感應線圈11相連之一第一調變單元12,一與所述第一調變單元12相連之第一變流單元13,一與所述第一調變單元12相連之第一編/解碼單元14,一與所述第一編/解碼單元14相連接之第一存儲單元15以及一連接所述第一調變單元12、第一變流單元13及第一編/解碼單元14之第一微處理器16,所述第一變流單元13還連接一供電電路17及一充電電路18。 Referring to FIG. 2 , the first receiving/transmitting unit 100 includes a first induction coil 11 , a first modulation unit 12 connected to the first induction coil 11 , and a first modulation unit. 12 connected first converter unit 13, a first encoding/decoding unit 14 connected to the first modulation unit 12, a first storage unit 15 connected to the first encoding/decoding unit 14 and a first microprocessor 16 connected to the first modulation unit 12, the first current conversion unit 13, and the first encoding/decoding unit 14, the first current conversion unit 13 is further connected to a power supply circuit 17 and a charging Circuit 18.
所述第一感應線圈11用於接收/發射射頻載波訊號,以進行影像資料及電能傳輸。 The first induction coil 11 is configured to receive/transmit a radio frequency carrier signal for image data and power transmission.
所述第一調變單元12用於根據所述電子產品300之影像資料調製載波訊號,並將調製後之載波訊號輸出給所述第一感應線圈11,以及接收來自所述第二收/發單元200之載波訊號,並將接收到之載波訊號還原得到編碼之資訊。 The first modulation unit 12 is configured to modulate a carrier signal according to the image data of the electronic product 300, and output the modulated carrier signal to the first induction coil 11 and receive the second receiving/transmitting The carrier signal of the unit 200, and the received carrier signal is restored to obtain the encoded information.
所述第一變流單元13用於改變電流特性,其可以進行交直流轉換,在交流轉換為直流時,將所述轉換後之直流電輸出給所述供電電路17,以給所述電子產品300提供電力,或者輸出給所述充電電路18以將電能存儲起來;在直流轉換為交流時,提供所述第一感應線圈11發射射頻訊號所需之交流電流。 The first current conversion unit 13 is configured to change a current characteristic, which can perform an AC/DC conversion, and output the converted DC power to the power supply circuit 17 when the AC is converted into a DC to give the electronic product 300 Power is supplied to the charging circuit 18 to store the electrical energy; when the direct current is converted to alternating current, the alternating current required for the first inductive coil 11 to transmit the radio frequency signal is provided.
所述第一編/解碼單元14用於對影像資料或者用戶指令資訊進行編碼後提供給所述第一調變單元12進行載波訊號之調製,或者將經過第一調變單元12還原後之控制代碼解碼還原為控制指令回饋給所述第一微處理器16執行相應動作。 The first encoding/decoding unit 14 is configured to encode the image data or the user instruction information, and then provide the first modulation unit 12 for modulation of the carrier signal, or the control after the first modulation unit 12 is restored. The code decoding is restored to the control command feedback to the first microprocessor 16 to perform the corresponding action.
所述第一存儲單元15用於存儲電子產品300之影像資料以及為所述第一收/發單元100提供系統運行之空間。 The first storage unit 15 is configured to store image data of the electronic product 300 and provide a space for the first receiving/transmitting unit 100 to operate the system.
所述第一微處理器16用以基於用戶輸入或者接收到之來自所述第二收/發單元200之控制指令協調該第一收/發單元100之第一調變單元12、第一變流單元13及第一編/解碼單元14進行影像及電能之傳輸及接收。 The first microprocessor 16 is configured to coordinate the first modulation unit 12 of the first receiving/transmitting unit 100, the first change based on a user input or a control instruction received from the second receiving/transmitting unit 200. The stream unit 13 and the first encoding/decoding unit 14 perform transmission and reception of video and electric energy.
所述供電電路17用於將所述第一變流單元13變流後之電流提供給所述電子產品300,作為所述電子產品300系統運行之電力。 The power supply circuit 17 is configured to provide a current after the first converter unit 13 is converted to the electronic product 300 as the power of the electronic product 300 system.
所述充電電路18用於將所述第一變流單元13變流後之電流提供給所述電子產品300之電池,作為電子產品300之儲備電力。 The charging circuit 18 is configured to supply a current converted by the first current converting unit 13 to a battery of the electronic product 300 as a reserve power of the electronic product 300.
所述第二收/發單元200包括一第二感應線圈21,一與所述第二感應線圈21 相連之一第二調變單元22,一與所述第二調變單元22相連之第二變流單元23,一與所述第二調變單元22相連之第二編/解碼單元24,一與所述第二編/解碼單元24相連之第二存儲單元25,一與所述第二存儲單元25相連之顯示幕單元26,一與所述第二調變單元22、第二變流單元23及第二編解/碼單元24相連第二微處理器27。 The second receiving/transmitting unit 200 includes a second induction coil 21, and a second induction coil 21 Connected to a second modulation unit 22, a second converter unit 23 connected to the second modulation unit 22, and a second encoding/decoding unit 24 connected to the second modulation unit 22, a second storage unit 25 connected to the second encoding/decoding unit 24, a display screen unit 26 connected to the second storage unit 25, a second modulation unit 22, and a second current conversion unit 23 and the second code/code unit 24 are connected to the second microprocessor 27.
所述第二感應線圈21用於接收/發射射頻訊號,以進行資料及電能傳輸。 The second induction coil 21 is configured to receive/transmit RF signals for data and power transmission.
所述第二調變單元22用於將接收到來自第一收/發單元100之射頻載波訊號還原,得到編碼資訊以及基於用戶指令調製載波訊號,並將載波訊號輸出給所述第一感應線圈11。 The second modulation unit 22 is configured to restore the RF carrier signal received from the first receiving/transmitting unit 100, obtain encoded information, and modulate a carrier signal based on a user command, and output the carrier signal to the first induction coil. 11.
所述第二變流單元23用於改變電流特性,本實施方式中,其主要作用為將直流電轉換為交流電,以提供所述第二線圈21發射射頻訊號時所需之交流電流,其與所述顯示設備400之電源相連。 The second current converting unit 23 is configured to change a current characteristic. In the embodiment, the main function is to convert the direct current into an alternating current to provide an alternating current required for the second coil 21 to emit an RF signal. The power of the display device 400 is connected.
所述第二編/解碼單元24用於解碼被所述第二調變單元22還原後得到之編碼資訊,得到影像資料或者控制指令,或者將欲發射之控制指令編碼供所述第二調變單元22調製載波訊號。 The second encoding/decoding unit 24 is configured to decode the encoded information obtained by the second modulation unit 22, obtain image data or control instructions, or encode the control command to be transmitted for the second modulation. Unit 22 modulates the carrier signal.
所述第二存儲單元25用於存儲經所述第二編碼單元解碼得到之影像資料或者指令資訊以及為所述第二收/發單元200提供系統運行之空間。 The second storage unit 25 is configured to store image data or instruction information decoded by the second encoding unit and provide a space for the second receiving/transmitting unit 200 to operate the system.
所述第二微處理器27用於基於用戶輸入或者接收到之來自所述第二收/發單元200之控制指令協調該第二收/發單元200之第二調變單元21、第二變流單元22及第二編/解碼單元24進行影像及電能之傳輸。 The second microprocessor 27 is configured to coordinate the second modulation unit 21 and the second change of the second receiving/transmitting unit 200 based on a user input or a control instruction received from the second receiving/transmitting unit 200. The stream unit 22 and the second encoding/decoding unit 24 perform image and power transmission.
所述顯示幕單元26用於顯示、播放接收自所述第一收/發單元100之影像資料。 The display screen unit 26 is configured to display and play the image data received from the first receiving/transmitting unit 100.
所述第一收/發單元100工作時,無需專門之電源提供電力,其通過感應第二收/發單元200電磁能量,將其轉換為供自身使用之電能。 When the first receiving/transmitting unit 100 is in operation, no special power source is needed to supply power, which converts the electromagnetic energy of the second receiving/transmitting unit 200 into electric energy for use by itself.
要使得所述無線影像及電能傳輸裝置正常之進行無線影像及電能之傳輸,所述第一收/發單元100及所述第二收/發單元200之間之距離需在一定之範圍內,以消除射頻訊號之衰減對正常無線影像及電能傳輸功能之影響。根據安培定律,電流流經線圈時,所述線圈周圍形成磁場之磁場強度可以採用如下公式計算:
其中,H代表磁場強度,I代表流經線圈之電流強度,R代表線圈之半徑,d代表距線圈中心之距離,因此,如欲使得一定距離之磁場強度足以進行無線影像及電能傳輸,可以通過改變流經線圈之電流強度以及線圈之半徑來實現。 Where H represents the strength of the magnetic field, I represents the current intensity flowing through the coil, R represents the radius of the coil, and d represents the distance from the center of the coil. Therefore, if the magnetic field strength at a certain distance is sufficient for wireless image and power transmission, This is achieved by varying the current intensity flowing through the coil and the radius of the coil.
此外,射頻訊號在空氣中之衰減速率還與射頻訊號之頻率有關,射頻訊號之頻率越高,其衰減速率越低,傳輸之距離越長。本發明之無線影像及電能傳輸裝置之在進行無線影像及電能傳輸時,所述第一收/發單元100及第二收/發單元200應儘量相互靠近,即所述電子產品300與所述顯示設備400應儘量靠近,以減小能量傳輸過程中之損耗。 In addition, the attenuation rate of the RF signal in the air is also related to the frequency of the RF signal. The higher the frequency of the RF signal, the lower the attenuation rate and the longer the transmission distance. In the wireless image and power transmission device of the present invention, the first receiving/transmitting unit 100 and the second receiving/transmitting unit 200 should be close to each other as possible, that is, the electronic product 300 and the Display device 400 should be as close as possible to reduce losses during energy transfer.
實際應用中,所述顯示設備400可以設置有一感應平臺(圖未示),所述第二收發單元200設置於所述感應平臺內部,所述電子產品300在進行影像及電能傳輸時放置於所述感應平臺上,且將所述第一感應線圈11第二感應線圈21對正,以使無線影像及電能傳輸過程中之能量損耗降至最低。 In an actual application, the display device 400 may be provided with a sensing platform (not shown), the second transceiver unit 200 is disposed inside the sensing platform, and the electronic product 300 is placed in the image and power transmission. On the sensing platform, the first inductive coil 11 and the second inductive coil 21 are aligned to minimize energy loss during wireless image and power transmission.
請參閱圖3,所示為一種應用所述無線影像及電能傳輸裝置之無線影像及電 能傳輸方法之流程圖,其包括如下步驟: Please refer to FIG. 3, which illustrates a wireless image and power application of the wireless image and power transmission device. A flow chart of a transmission method, comprising the following steps:
S50,識別所述電子產品300及顯示設備400。所述顯示設備400第二感應線圈21發射覆蓋一定空間範圍之射頻訊號,一旦所述電子產品300進入該射頻訊號之覆蓋範圍,其第一感應線11圈即可感應到所述射頻訊號,並與所述顯示設備400之間建立無線連接。 S50, identifying the electronic product 300 and the display device 400. The second inductive coil 21 of the display device 400 emits a radio frequency signal covering a certain spatial range. Once the electronic product 300 enters the coverage of the radio frequency signal, the first sensing line can sense the radio frequency signal in 11 turns. A wireless connection is established with the display device 400.
S60,基於用戶指令確定是否進行無線影像及/或無線電能傳輸。顯示設備或者電子產品根據用戶輸入之指令,向無線影像及電能傳輸裝置發送無線影像及/或無線電能傳輸之請求,無線影像及電能裝置根據請求進行無線影像及/或無線電能傳輸。 S60. Determine whether to perform wireless image and/or wireless energy transmission based on user instructions. The display device or the electronic product transmits a request for wireless image and/or wireless power transmission to the wireless image and power transmission device according to an instruction input by the user, and the wireless image and the power device transmit the wireless image and/or the wireless energy according to the request.
S70,進行無線影像傳輸。 S70, performing wireless image transmission.
S80,進行無線電能傳輸。 S80, performing radio energy transmission.
如果無線影像及電能傳輸裝置100收到之請求為影像傳輸,則執行步驟S70,如果無線影像及電能傳輸裝置100收到之請求為電能傳輸,則執行步驟S80,如果無線影像及電能傳輸裝置100收到之請求為影像及電能傳輸,則同時執行步驟S70及S80。 If the request received by the wireless image and power transmission device 100 is image transmission, step S70 is performed. If the wireless image and power transmission device 100 receives the request for power transmission, step S80 is performed, if the wireless image and power transmission device 100 When the received request is image and power transmission, steps S70 and S80 are simultaneously performed.
請參閱圖4,所述無線影像傳輸還包括如下步驟:利用所述第一收/發單元發送影像資料,其包括以下步驟:S701,將影像資料編碼;S702,生成交流電流;S703,結合編碼後之影像資料對所述交流電流進行調製,生成載波訊號;S704,發射所述載波訊號至第二收/發單元; 利用所述第二收/發單元接收影像資料,其包括以下步驟:S705,接收所述載波訊號;S706,對接收到之載波訊號進行解調,得到編碼之影像資料;S707,對解調得到之編碼之影像資料進行解碼,得到影像資料;S708,存儲或者顯示、播放所述影像資料;然後所述第一收/發單元執行步驟S709,基於用戶指令判斷是否結束影像傳輸,如果是,則結束影像傳輸,如果否,返回步驟S701,繼續影像傳輸。 Referring to FIG. 4, the wireless image transmission further includes the following steps: transmitting the image data by using the first receiving/transmitting unit, comprising the following steps: S701, encoding image data; S702, generating alternating current; S703, combining encoding The subsequent image data modulates the alternating current to generate a carrier signal; S704, transmitting the carrier signal to the second receiving/transmitting unit; Receiving the image data by using the second receiving/transmitting unit, comprising the following steps: S705, receiving the carrier signal; S706, demodulating the received carrier signal to obtain encoded image data; S707, demodulating The encoded image data is decoded to obtain image data; S708, storing or displaying and playing the image data; then the first receiving/transmitting unit performs step S709 to determine whether to end the image transmission based on the user instruction, and if so, End image transmission, if no, return to step S701 to continue image transmission.
請參閱圖5,所述無線電能傳輸方法還包括以下步驟如下步驟:利用所述第二收/發單元發射電能,其包括如下步驟:S801,生成交流電流;S802,以射頻訊號發射所述交流電流之能量至第一收/發單元;利用所述第一收/發單元接收電能,其包括以下步驟:S803,感應、接收所述交流電流之能量;S804,對感應到之交流電流變換為直流電流;S805,利用所述直流電流提供系統電力或者充電;S806,基於用戶輸入指令判斷是否結束電能傳輸,如果是,則結束電能傳輸,如果否,則返回步驟S801,繼續電能傳輸。 Referring to FIG. 5, the method for transmitting radio energy further includes the following steps: transmitting power by using the second receiving/transmitting unit, comprising the steps of: S801, generating an alternating current; and S802, transmitting the alternating current by using an RF signal. The energy of the current is supplied to the first receiving/transmitting unit; and the first receiving/transmitting unit receives the electrical energy, which includes the following steps: S803, inductively receiving and receiving the energy of the alternating current; and S804, converting the induced alternating current into DC current; S805, using the DC current to provide system power or charging; S806, determining whether to terminate the power transmission based on the user input command, and if yes, ending the power transmission, if not, returning to step S801 to continue the power transmission.
所述之無線影像及電能傳輸裝置及方法利用無線射頻原理可以實現影像及電能在電子產品和顯示設備之間之無線交互,使電子產品之影像資料可以同步在擁有更大螢幕之顯示設備上欣賞,提高了顯示效果,同時避免了使 用資料線連接電子產品和顯示設備之種種不便,另外,在電子產品同顯示設備進行影像資料傳輸之同時,該無線影像及電能傳輸裝置又能將無線射頻之能量轉化為供電子產品系統運行之電能或者為電子產品充電,不僅節省能源,又能夠提高電子產品之電池續航能力。 The wireless image and power transmission device and method can realize the wireless interaction between the image and the electric energy between the electronic product and the display device by using the wireless radio frequency principle, so that the image data of the electronic product can be synchronously displayed on the display device having a larger screen. , improve the display effect while avoiding making The inconvenience of connecting the electronic product and the display device with the data line, and the transmission of the image data by the electronic product and the display device, the wireless image and the power transmission device can convert the energy of the radio frequency into the operation of the electronic product system. Charging electricity or charging electronic products not only saves energy, but also improves the battery life of electronic products.
100‧‧‧第一收/發單元 100‧‧‧First receiving/issuing unit
200‧‧‧第二收/發單元 200‧‧‧second receiving/issuing unit
11‧‧‧第一感應線圈 11‧‧‧First induction coil
12‧‧‧第一調變單元 12‧‧‧First Modulation Unit
13‧‧‧第一變流單元 13‧‧‧First converter unit
14‧‧‧第一編/解碼單元 14‧‧‧First/Decoding Unit
15‧‧‧第一存儲單元 15‧‧‧First storage unit
16‧‧‧第一微處理器 16‧‧‧First microprocessor
17‧‧‧供電電路 17‧‧‧Power supply circuit
18‧‧‧充電電路 18‧‧‧Charging circuit
21‧‧‧第二感應線圈 21‧‧‧Second induction coil
22‧‧‧第二調變單元 22‧‧‧Second Modulation Unit
23‧‧‧第二變流單元 23‧‧‧Second converter unit
24‧‧‧第二編/解碼單元 24‧‧‧Second/Decoding Unit
25‧‧‧第二存儲單元 25‧‧‧Second storage unit
26‧‧‧顯示幕單元 26‧‧‧ display screen unit
27‧‧‧第二微處理器 27‧‧‧Second microprocessor
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CN1607736A (en) * | 2003-10-14 | 2005-04-20 | 上海国皓电子有限公司 | Wireless transmission and controlling apparatus for video/ audio, multi-system TVs |
CN101233666A (en) * | 2005-07-30 | 2008-07-30 | Ls电线有限公司 | Rechargeable power supply, battery device, contact-less charger systems and method for charging rechargeable battery cell |
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CN1607736A (en) * | 2003-10-14 | 2005-04-20 | 上海国皓电子有限公司 | Wireless transmission and controlling apparatus for video/ audio, multi-system TVs |
CN101233666A (en) * | 2005-07-30 | 2008-07-30 | Ls电线有限公司 | Rechargeable power supply, battery device, contact-less charger systems and method for charging rechargeable battery cell |
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