TWM445724U - Non-contact sensing reading device - Google Patents
Non-contact sensing reading device Download PDFInfo
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- TWM445724U TWM445724U TW101217922U TW101217922U TWM445724U TW M445724 U TWM445724 U TW M445724U TW 101217922 U TW101217922 U TW 101217922U TW 101217922 U TW101217922 U TW 101217922U TW M445724 U TWM445724 U TW M445724U
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Description
本創作係有關係一種讀取裝置，尤指一種讀取NFC或RFID等無線射頻信號之非接觸式感應讀取裝置。The present invention relates to a reading device, and more particularly to a non-contact sensing device for reading radio frequency signals such as NFC or RFID.
隨著無線技術的進步，射頻識別技術如RFID(radio frequency identification)或是NFC(Near field communication)，目前已被廣泛地應用在許多領域中，舉凡倉儲管理、物流管理、圖書管理、自動收費系統及醫療管理等眾多領域，皆可看到無線射頻技術的運用；而在射頻識別系統中，射頻識別讀取裝置與電子標籤於彼此間係利用無線射頻信號來進行非接觸性的傳輸，以達到物件識別或數據交換等目的。With the advancement of wireless technology, radio frequency identification technology such as RFID (radio frequency identification) or NFC (Near field communication) has been widely used in many fields, such as warehouse management, logistics management, library management, automatic toll collection system. In many fields, such as medical management, the use of radio frequency technology can be seen. In radio frequency identification systems, radio frequency identification reading devices and electronic tags use wireless radio frequency signals for non-contact transmission between them. Object identification or data exchange purposes.
而當電子標籤收到射頻識別讀取裝置發出的信號時，會將一電子標籤內所儲存的識別資料回傳給射頻識別讀取裝置以進行識別；在習知的技術中，射頻識別讀取裝置與電子標籤所產生的頻率常會發生飄移情況(drift)，因此導致射頻識別讀取裝置與電子標籤所傳送之訊號產生很大的變異，致使習知的射頻識別讀取裝置與電子標籤之間，對於接收到之識別資料增加其解調錯誤的可能性，因而降低射頻識別系統的整體效能。When the electronic tag receives the signal from the RFID reader, the identification data stored in the electronic tag is transmitted back to the RFID reader for identification; in the prior art, the RFID read The frequency generated by the device and the electronic tag often drifts, which causes a large variation in the signal transmitted by the RFID reader and the electronic tag, resulting in a gap between the conventional RFID reader and the electronic tag. The possibility of receiving a recognition error increases the probability of demodulation errors, thereby reducing the overall performance of the RFID system.
針對上述之缺失，本創作之主要目的在於提供一種非接觸式感應讀取裝置，藉由調變信號之作用，並經由編碼解碼之動作，將其信號調變成與傳輸通道匹配之最佳狀態，以使非接觸式感應讀取裝置與電子標籤間之信能能被正確解調。In view of the above-mentioned shortcomings, the main purpose of the present invention is to provide a non-contact inductive reading device, which adjusts the signal to the optimal state of matching with the transmission channel by the action of the modulated signal and through the action of encoding and decoding. So that the signal between the non-contact inductive reading device and the electronic tag can be correctly demodulated.
為達成上述之目的，本創作係主要提供一種非接觸式感應讀取裝置，該非接觸式感應讀取裝置係主要包括一控制單元，該控制單元係進行信號之接收與傳送，該控制單元係分別電性連接一連接介面、一編碼單元、一讀取模組及一解碼單元，其中該連接介面係用以電性連接一電腦，係用以接收或傳送信號至該電腦，而該編碼單元係用接收由控制單元所傳來之信號，並將該訊號進行編碼，之後再回傳至該控制單元，而該控制單元所電性連接之讀取模組，係用以接收及傳送信號至一電子卡片上，並接收或回傳信號至該控制單元，將控制單元所傳來之信號進行調變，使其該信號從基頻轉換至高頻信號後再發送，最後，該解碼單元則是用以接收該控制單元所傳來之信號，並將其信號解碼後再回傳控制單元，致使該信號可供該電腦讀取。In order to achieve the above purpose, the present invention mainly provides a non-contact type sensing reading device, which mainly comprises a control unit, which is for receiving and transmitting signals, and the control unit is respectively Electrically connecting a connection interface, a coding unit, a reading module and a decoding unit, wherein the connection interface is for electrically connecting to a computer for receiving or transmitting signals to the computer, and the coding unit is Receiving a signal transmitted by the control unit, encoding the signal, and then transmitting the signal to the control unit, and the reading module electrically connected to the control unit is configured to receive and transmit the signal to the On the electronic card, and receiving or returning a signal to the control unit, the signal transmitted by the control unit is modulated, and the signal is converted from the base frequency to the high frequency signal and then transmitted, and finally, the decoding unit is The signal received by the control unit is received, and the signal is decoded and then transmitted back to the control unit, so that the signal can be read by the computer.
在本實施例中，該讀取模組更包括一射頻單元及一天線，該射頻單元係與該天線電性連接。In this embodiment, the reading module further includes a radio frequency unit and an antenna, and the radio frequency unit is electrically connected to the antenna.
在本實施例中，該連接介面係為一USB介面。In this embodiment, the connection interface is a USB interface.
在另一實施例中，該連接介面係為一無線之wifi介面或藍芽介面之一種。In another embodiment, the connection interface is one of a wireless wifi interface or a Bluetooth interface.
為讓本創作之上述和其他目的、特徵和優點能更明顯易懂， 下文特舉較佳實施例，並配合所附圖式，作詳細說明如下。In order to make the above and other purposes, features and advantages of the present creation more obvious, DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the preferred embodiments will be described in detail with reference to the accompanying drawings.
請參閱第一圖，係為本創作之裝置結構方塊圖。如圖所示，本創作之非接觸式感應讀取裝置1係為一NFC或RFID無線射頻信號等非接觸式裝置，該非接觸式感應讀取裝置1係主要包括一控制單元11，該控制單元11係進行信號之接收與傳送，並依不同之信號之接收與傳送控制其編碼或解碼，該控制單元11係分別電性連接一連接介面12、一編碼單元13、一讀取模組14及一解碼單元15，其中該連接介面12係用以電性連接一電腦2(如第二圖所示)，係用以接收或傳送信號至該電腦2，該連接介面12可為USB介面，或是無線之wifi、藍芽介面等方式與該電腦2電性連接，而該編碼單元13係用接收由控制單元11所傳來之信號，並將該訊號進行編碼，之後再回傳至該控制單元11；而該控制單元11所電性連接之讀取模組14，係用以接收及傳送信號至一電子卡片3上(如第二圖所示)，並接收或回傳信號至該控制單元11，該讀取模組14更包括一射頻單元141及一天線142，該射頻單元141係與該天線142電性連接，其中該射頻單元141係用以將控制單元11所傳來之信號進行調變，使其該信號從基頻轉換至高頻信號後再經由該天線142發送；最後，該解碼單元15則是用以接收該控制單元11所傳來之信號，並將其信號解碼後再回傳控制單元11，致使該信號可供該電腦2讀取。Please refer to the first figure, which is a block diagram of the device structure of this creation. As shown in the figure, the non-contact sensing device 1 of the present invention is a non-contact device such as an NFC or RFID radio frequency signal, and the non-contact sensing device 1 mainly includes a control unit 11, and the control unit The control system 11 is electrically connected to a connection interface 12, an encoding unit 13, a reading module 14, and a signal receiving or transmitting signal according to different signals. a decoding unit 15, wherein the connection interface 12 is electrically connected to a computer 2 (as shown in the second figure) for receiving or transmitting signals to the computer 2, and the connection interface 12 can be a USB interface, or The wireless wifi, Bluetooth interface, etc. are electrically connected to the computer 2, and the encoding unit 13 receives the signal transmitted by the control unit 11, and encodes the signal, and then transmits the signal back to the control. The reading module 14 electrically connected to the control unit 11 is configured to receive and transmit signals to an electronic card 3 (as shown in the second figure), and receive or return signals to the control. Unit 11, the reading module 14 further includes a The frequency unit 141 and an antenna 142 are electrically connected to the antenna 142. The RF unit 141 is configured to modulate the signal transmitted by the control unit 11 to convert the signal from the fundamental frequency. After the high frequency signal is sent, the antenna 142 is sent; finally, the decoding unit 15 is configured to receive the signal transmitted by the control unit 11, and decode the signal, and then return the signal to the control unit 11, so that the signal can be For the computer 2 to read.
請參閱第二圖，係為本創作之操作示意圖。如圖所示，本創 作之非接觸式感應讀取裝置1係與一電腦2經由該連接介面12(於本實施例中係為一USB介面)形成電性連接，該電腦2係用以直接電性連接於販賣機、電話機或是洗衣機等可進行小額付款之機器，該電腦2係在一定時間間隔內發送一信息至該非接觸式感應讀取裝置1，該非接觸式感應讀取裝置1在接收信號後，係由該控制單元11將其信號傳至該編碼單元13進行編碼，使其信號經由編碼後可於傳送過程中獲得最佳效率，保護信號不受干擾與碰撞；之後完成編碼動作後，該控制單元11將其信號送至該讀取模組14，再由該射頻單元141經天線142將其信號發送出去；當任一電子卡片3接近該非接觸式感應讀取裝置1至預設範圍內後，該信號則將由該電子卡片3所接收，該電子卡片3經由內部所設置之一天線31接收後，再傳至該天線31所電性連接之一控制模組32，該控制模組32再將該信號進行解調，使其信號恢復成串列數位資訊再送至定址位置；最後，該控制模組32依其串列數位資訊之要求再回發一信號回該非接觸式感應讀取裝置1，同樣該將該回發之信號進行編碼與調變後經其天線31發送，再由該讀取模組14經由天線142接收後再解調恢復基頻信號，該控制單元11該信號送至該解碼單元15進行解碼，再回送至該電腦2，依其電子卡片3資訊，使其電腦2判讀後以進行操作或扣款作業。Please refer to the second figure, which is a schematic diagram of the operation of this creation. As shown in the figure, this creation The non-contact inductive reading device 1 is electrically connected to a computer 2 via the connection interface 12 (in this embodiment, a USB interface) for directly electrically connecting to the vending machine. a machine for making a small payment, such as a telephone or a washing machine, which transmits a message to the non-contact inductive reading device 1 at a certain time interval, after receiving the signal, the non-contact inductive reading device 1 The control unit 11 transmits its signal to the encoding unit 13 for encoding, so that the signal can be encoded to obtain the best efficiency during the transmission process, and the signal is protected from interference and collision; after the encoding operation is completed, the control unit 11 Sending the signal to the reading module 14, and then transmitting the signal from the RF unit 141 via the antenna 142; when any of the electronic cards 3 is close to the non-contact sensing device 1 to the preset range, The signal is received by the electronic card 3, and the electronic card 3 is received by one of the antennas 31 disposed therein, and then transmitted to the antenna 31 to be electrically connected to a control module 32, and the control module 32 The signal is demodulated, and the signal is restored to the serial digital information and sent to the address location. Finally, the control module 32 sends back a signal back to the non-contact sensing device 1 according to the requirements of the serial digital information. The signal of the postback is encoded and modulated, and then transmitted through the antenna 31, and then received by the reading module 14 via the antenna 142 to demodulate and recover the baseband signal, and the control unit 11 sends the signal to the decoding. The unit 15 decodes and sends it back to the computer 2, and according to the information of the electronic card 3, the computer 2 is interpreted to perform an operation or a deduction operation.
惟以上所述之實施方式，是為較佳之實施實例，當不能以此限定本創作實施範圍，若依本創作申請專利範圍及說明書內容所作之等效變化或修飾，皆應屬本創作下述之專利涵蓋範圍。However, the embodiments described above are preferred embodiments. When the scope of the creation of the invention cannot be limited, the equivalent changes or modifications made in accordance with the scope of the patent application and the contents of the specification should belong to the following creations. The scope of patent coverage.
1‧‧‧非接觸式感應讀取裝置1‧‧‧ Non-contact inductive reading device
11‧‧‧控制單元11‧‧‧Control unit
12‧‧‧連接介面12‧‧‧Connection interface
13‧‧‧編碼單元13‧‧‧ coding unit
14‧‧‧讀取模組14‧‧‧Reading module
141‧‧‧射頻單元141‧‧‧RF unit
142‧‧‧天線142‧‧‧Antenna
15‧‧‧解碼單元15‧‧‧Decoding unit
2‧‧‧電腦2‧‧‧ computer
3‧‧‧電子卡片3‧‧‧Electronic card
31‧‧‧天線31‧‧‧Antenna
32‧‧‧控制模組32‧‧‧Control Module
第一圖、係為本創作之裝置結構方塊圖。The first figure is a block diagram of the device structure of the creation.
第二圖、係為本創作之操作示意圖。The second picture is a schematic diagram of the operation of the creation.
1‧‧‧非接觸式感應讀取裝置1‧‧‧ Non-contact inductive reading device
11‧‧‧控制單元11‧‧‧Control unit
12‧‧‧連接介面12‧‧‧Connection interface
13‧‧‧編碼單元13‧‧‧ coding unit
14‧‧‧讀取模組14‧‧‧Reading module
141‧‧‧射頻單元141‧‧‧RF unit
142‧‧‧天線142‧‧‧Antenna
15‧‧‧解碼單元15‧‧‧Decoding unit
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101217922U TWM445724U (en) | 2012-09-17 | 2012-09-17 | Non-contact sensing reading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101217922U TWM445724U (en) | 2012-09-17 | 2012-09-17 | Non-contact sensing reading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TWM445724U true TWM445724U (en) | 2013-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW101217922U TWM445724U (en) | 2012-09-17 | 2012-09-17 | Non-contact sensing reading device |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TWM445724U (en) |
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2012
- 2012-09-17 TW TW101217922U patent/TWM445724U/en not_active IP Right Cessation
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