1309022 • * •、 九、發明說明： 【發明所屬之技術領域】 本發明係有關一種無線識別天線結構’特別疋有關於 一種透過特殊設計之天線配置方式’以使無線射頻識別讀 取裝置可對電池模組内任一標籤進行資料讀取及資料辨識 之天線結構。 _ 【先前技術】 無線射頻識別（Radio Frequency Identification， RFID)技術主要是透過無線電波來傳送識別資料’以達到 身份識別的目的。整個無線射頻識別系統大致可分為兩大 部份··第一部分為無線射頻識別標籤（RFID tag)，其内主 要包含收發天線、收發模組及識別資料；第二部分為無線 射頻識別讀取裝置（RFID reader)，其内主要包含收發天 線、射頻模組及控制電路。讀取裝置透過天線發送電波給 ® 標籤後，標籤可感應電磁波並產生能量運作，再回傳本身 的識別碼（Identification code)給讀取裝置。然而，在 讀取裝置感應範圍内若同時有一個以上的標籤，通常會發 生無法辨識的情形，對於不規則、非平面的物體或是在不 同的讀取角度下，也會經常發生無法辨識的情形。 一般而言，運用無線射頻識別技術來追縱電池模組使 用狀況之管理系統’必須包括一無線讀取裝置以對其從屬 電池模組内之無線射頻識別標籤進行資料讀取，讀取裝置 與標籤之間乃是透過天線產生之電磁場，利用彼此電磁波 ,1309022 的輛合來溝通。由於電池模組内充滿金屬材料的干擾，且 肩考慮多重標籤及多重天線方向等問題。因此，讀取裝置 的天線設計必須兼顧讀取效率、天線場型與方向性，才能 正確無誤地對電池模組進行資料辨識、資料保密、充放電 歷史紀錄等相關管理工作。 習知技術多半針對讀取裝置的收發天線、射頻模組及 控制電路進行電路上的改良與設計，卻未針對電池模組此 特殊應用’揭示任何能夠有效進行無線辨識的解決手段❶ 。有鑑於此，本發明提出一種無線識別天線結構，透過 對電池模組内電磁場強度及電磁場分佈之分析以特殊設 =天線擺置方式來提高讀取效率，使得無線射頻識別讀 、置可正確地對電池模組内任一標籤進行讀取及辨識。 【發明内容】 識別主要目的是針對電池漁提出—種無線射頻 電、、也1 ί置（RFIDreader)之天線結構，其係用於解決 =模、对金屬干擾、多重標籤、多種天線方向之問題， ί各=模組進行資料辨識、資料保密、充放電歷史έ己紆 等各種有關電轉峻綠m料作。 錄 調整its的另—目的是透過特殊設計之天線擺置方式， 組内任1籤社㈣之讀轉職。 f電池模 個電一目的是利用-第-天線來提供-涵蓋整 、、、、轨圍之幅射場型，再設置多個第二天線分佈於 ,J309022 電池模组_，明強電池触 電池模組内各健籤之讀取情況，2強度’並根據 合以改善無線射頻識別讀㈣置之讀取效。率^同的天線組 组，= 的，提出—種具有*線結構之電池模 識別;= 線配置方式，使得無線射頻 1 ^ " —天線及多個第二天線，正確地 續取電池模組内各個電池單元的使用狀態。1309022 • * •, IX, invention description: [Technical field of the invention] The present invention relates to a wireless identification antenna structure 'particularly related to a specially designed antenna configuration mode' to enable the RFID reader to be An antenna structure for data reading and data identification of any tag in the battery module. _ [Prior Art] Radio Frequency Identification (RFID) technology mainly transmits identification data through radio waves for identification purposes. The entire RFID system can be roughly divided into two parts. · The first part is a radio frequency identification tag (RFID tag), which mainly includes a transceiver antenna, a transceiver module and identification data; the second part is a radio frequency identification reading. The device (RFID reader) mainly includes a transceiver antenna, a radio frequency module and a control circuit. After the reading device transmits the electric wave to the ® tag through the antenna, the tag can sense the electromagnetic wave and generate energy operation, and then return its own identification code to the reading device. However, if there is more than one tag in the sensing range of the reading device, the unrecognizable situation usually occurs. For irregular, non-planar objects or at different reading angles, it is often unrecognizable. situation. In general, a management system that uses radio frequency identification technology to track battery module usage must include a wireless reading device to read data from radio frequency identification tags in its slave battery modules. Between the labels is the electromagnetic field generated by the antenna, using the electromagnetic waves of each other, 1309022 to communicate. Due to the interference of the metal module in the battery module, the shoulders consider the problems of multiple labels and multiple antenna directions. Therefore, the antenna design of the reading device must take into account the reading efficiency, antenna field type and directivity, in order to correctly and correctly manage the battery module for data identification, data confidentiality, charge and discharge history records. Most of the conventional techniques for circuit improvement and design of the transmitting and receiving antennas, RF modules and control circuits of the reading device have not disclosed any means for effectively performing wireless identification for this particular application of the battery module. In view of this, the present invention provides a wireless identification antenna structure, which improves the reading efficiency by analyzing the electromagnetic field strength and the electromagnetic field distribution in the battery module by using a special setting = antenna arrangement mode, so that the radio frequency identification reading and setting can be correctly performed. Read and identify any tag in the battery module. SUMMARY OF THE INVENTION The main purpose of identification is to provide a radio frequency electric and RFID reader antenna structure for battery fishing, which is used to solve the problem of = mode, metal interference, multiple tags, multiple antenna directions. , ί each = module for data identification, data confidentiality, charge and discharge history, έ 纡 纡 纡 各种 各种 各种 。 。 。 。 。 。 。 。 The other is to adjust the other ones. The purpose is to transfer the books to the 1st sign (4) through the specially designed antenna placement method. f battery module electric purpose is to use - the first antenna to provide - covering the entire,,,, orbital radiation field type, and then set a plurality of second antenna distribution, J309022 battery module _, Mingqiang battery Touch the reading of each health check in the battery module, 2 intensity ' and improve the reading efficiency of the radio frequency identification read (4) according to the combination. Rate of the same antenna group, =, proposed - a battery module with * line structure identification; = line configuration, so that radio frequency 1 ^ " - antenna and multiple second antenna, correctly continue to battery The state of use of each battery unit in the module.
為達到上述目的’本發明提出—種無線識別天線結 構，係用以對-電池模組内之無線射頻識別標籤發送電磁 波，該天線結構包括一第一天線及至少—第二天線，其中 該第一天線係設置於該電池模組上’用以提:一涵蓋該電 池模組之幅射場型，該幅射場型係由其發射之電磁波所形 成；該至少-第二天線係設置於該電池模組上，用以調整 該幅射場型之局部電磁場強度。其中該天線結構係耦接一 無線射頻識別讀取裝置。 較佳地，該第一天線可為一環形天線，其發射頻率為 13.56MHz 。 較佳地，該第一天線可以繞線方式或印刷方式形成， 其材料可包括導磁鐵心、電磁干擾抑制材料。 較佳地，該第一天線具有至少一接點，用以電性連接 外部訊號。 較佳地，該第二天線可平行或是垂直於該第一天線。 較佳地，任兩相鄰之該第二天線之相位可為同相或反 相。 較佳地，該第二天線可為一環形天線。 .1309022 4 * 、 較佳地，該第二天線可以繞線方式或印刷方式形成， 其材料可包括導磁鐵心、電磁干擾抑制材料。 較佳地，該第二天線具有至少一接點，用以電性連接 外部訊號。 為達到上述目的，本發明另提出一種具有天線結構之 — 電池模組，其係包括至少一電池單元、至少一無線射頻識 - 別標籤及一天線結構，該至少一無線射頻識別標籤係耦接 該至少一電池單元，用以提供該至少一電池單元之使用資 • 料；該天線結構係用以對該至少一無線射頻識別標籤發送 電磁波。該天線結構更包括一第一天線及至少一第二天 線，該第一天線係用以提供一涵蓋該至少一無線射頻識別 標籤之幅射場型，該幅射場型係由其發射之電磁波所形 成；該至少一第二天線係用以調整該幅射場型之局部電磁 場強度。其中該天線結構係耦接一無線射頻識別讀取裝置。 較佳地，該使用資訊係為該電池單元之編號、充電紀 錄或放電紀錄。 • 較佳地，該第一天線可為一環形天線，其發射頻率為 13.56MHz。 較佳地，該第一天線可以繞線方式或印刷方式形成， 其材料可包括導磁鐵心、電磁干擾抑制材料。 較佳地，該第一天線具有至少一接點，用以電性連接 外部訊號。 較佳地，該第二天線可平行或是垂直於該第一天線。 較佳地，任兩相鄰之該第二天線之相位可為同相或反 相。 J309022 <* * 、 較佳地，該第二天線可為一環形天線。 較佳地，該第二天線可以繞線方式或印刷方式形成， 其材料可包括導磁鐵心、電磁干擾抑制材料。 較佳地，該第二天線具有至少一接點，用以電性連接 外部訊號。 '為達到上述目的，本發明另提出一種無線識別天線結 構，係用以對一電池模組内之無線射頻識別標籤發送電磁 波，該天線結構包括一第一天線及至少一第二天線，其中 • 該第一天線係設置於一可容置該電池模組之箱體上，用以 提供一涵蓋該電池模組之幅射場型，該幅射場型係由其發 射之電磁波所形成；該至少一第二天線係設置於該箱體 上，用以調整該幅射場型之局部電磁場強度。其中該天線 結構係耦接一無線射頻識別讀取裝置。 較佳地，該第一天線可為一環形天線，其發射頻率為 13. 5疆z。 較佳地，該第一天線可以繞線方式或印刷方式形成， _ 其材料可包括導磁鐵心、電磁干擾抑制材料。 較佳地，該第一天線具有至少一接點，用以電性連接 外部訊號。 較佳地，該第二天線可平行或是垂直於該第一天線。 較佳地，任兩相鄰之該第二天線之相位可為同相或反 相。 較佳地，該第二天線可為一環形天線。 較佳地，該第二天線可以繞線方式或印刷方式形成， 其材料可包括導磁鐵心、電磁干擾抑制材料。 1309022 較佳地，該第 外部訊號。 —天線具有至少一接點，用以電性連接 【實施方式】 t、隹為查委員能對本發明之特徵、目的及功能有 更進二步的，忍知與瞭解，兹配合圖式詳細說明如後：In order to achieve the above object, the present invention provides a wireless identification antenna structure for transmitting electromagnetic waves to a radio frequency identification tag in a battery module. The antenna structure includes a first antenna and at least a second antenna. The first antenna is disposed on the battery module to provide: a radiation field covering the battery module, the radiation field is formed by electromagnetic waves emitted by the radiation field; the at least - the next day A wire system is disposed on the battery module for adjusting a local electromagnetic field strength of the radiation field type. The antenna structure is coupled to a radio frequency identification reading device. Preferably, the first antenna can be a loop antenna having a transmission frequency of 13.56 MHz. Preferably, the first antenna can be formed by wire winding or printing, and the material thereof can include a magnet core, an electromagnetic interference suppression material. Preferably, the first antenna has at least one contact for electrically connecting an external signal. Preferably, the second antenna can be parallel or perpendicular to the first antenna. Preferably, the phase of any two adjacent second antennas may be in phase or in opposite phase. Preferably, the second antenna can be a loop antenna. .1309022 4 * Preferably, the second antenna may be formed by wire winding or printing, and the material thereof may include a magnet core and an electromagnetic interference suppression material. Preferably, the second antenna has at least one contact for electrically connecting the external signal. In order to achieve the above object, the present invention further provides a battery module having an antenna structure, comprising at least one battery unit, at least one radio frequency identification tag, and an antenna structure, wherein the at least one radio frequency identification tag is coupled The at least one battery unit is configured to provide the use of the at least one battery unit; the antenna structure is configured to send electromagnetic waves to the at least one radio frequency identification tag. The antenna structure further includes a first antenna and at least a second antenna, wherein the first antenna is configured to provide a radiation field type covering the at least one radio frequency identification tag, wherein the radiation field type is The emitted electromagnetic wave is formed; the at least one second antenna is used to adjust the local electromagnetic field strength of the radiation field type. The antenna structure is coupled to a radio frequency identification reading device. Preferably, the usage information is the number, charging record or discharge record of the battery unit. • Preferably, the first antenna can be a loop antenna having a transmission frequency of 13.56 MHz. Preferably, the first antenna can be formed by wire winding or printing, and the material thereof can include a magnet core, an electromagnetic interference suppression material. Preferably, the first antenna has at least one contact for electrically connecting an external signal. Preferably, the second antenna can be parallel or perpendicular to the first antenna. Preferably, the phase of any two adjacent second antennas may be in phase or in opposite phase. J309022 <**, Preferably, the second antenna can be a loop antenna. Preferably, the second antenna can be formed by wire winding or printing, and the material thereof can include a magnetic core, an electromagnetic interference suppression material. Preferably, the second antenna has at least one contact for electrically connecting the external signal. In order to achieve the above object, the present invention further provides a wireless identification antenna structure for transmitting electromagnetic waves to a radio frequency identification tag in a battery module, the antenna structure including a first antenna and at least a second antenna. Wherein the first antenna is disposed on a casing that can accommodate the battery module to provide a radiation field type covering the battery module, and the radiation field is emitted by the electromagnetic wave Forming; the at least one second antenna is disposed on the box for adjusting a local electromagnetic field strength of the radiation field type. The antenna structure is coupled to a radio frequency identification reading device. Preferably, the first antenna can be a loop antenna having a transmission frequency of 13.5 Hz. Preferably, the first antenna can be formed by wire winding or printing, and the material thereof can include a magnet core and an electromagnetic interference suppression material. Preferably, the first antenna has at least one contact for electrically connecting an external signal. Preferably, the second antenna can be parallel or perpendicular to the first antenna. Preferably, the phase of any two adjacent second antennas may be in phase or in opposite phase. Preferably, the second antenna can be a loop antenna. Preferably, the second antenna can be formed by wire winding or printing, and the material thereof can include a magnetic core, an electromagnetic interference suppression material. 1309022 Preferably, the external signal. - The antenna has at least one contact for electrical connection. [Embodiment] t, 隹 is a member of the committee can further improve the features, purposes and functions of the present invention, tolerate and understand, with the detailed description of the diagram As after:
電池運作::係說明本發明無線識別天線結構與 建作關係。一無線射頻識別讀取裝置10包括 天線結構11 ’用以對—電池模組15發磁波，天 線結構11包括右& ^ 一 第一天線112及多個第二天線114及Battery Operation: This shows the structure and construction relationship of the wireless identification antenna of the present invention. A radio frequency identification reading device 10 includes an antenna structure 11' for transmitting a magnetic wave to the battery module 15, and the antenna structure 11 includes a right & ^ a first antenna 112 and a plurality of second antennas 114
一 天線112可提供一涵蓋電池模組15之幅射場型， ^田射场翠係由其發射之電磁波所形成；第二天線114及 16則用以調整該㊆射場型之局部電磁場強度。無線射頻 識別項取裝置1〇 $包括有一射頻模組12及—控制電路 13 ’射頻組12及控制電路13係用於處理天線結構11所 接收m例如解調、解碼等各種後續之訊號處理工作。 ，池模組15包括有多個電池單元151、153及155， 單元151 153及155分別設置有無線射頻識別標籤 152、154及156 ’無線射頻識別標蕺152、154及156可感 應電磁波並產生能量運作，而將紀錄有電池單元151、153 及B5使用狀況之資料，回傳給無線射頻識別讀取裝置 有關第二天線之數量以及電池單元之數量當依照使用 者之需求而定，至於無線射頻識別讀取裴置内含之電路單 元如射頻模組及控制電路，僅作為說明之用。 早 請參考圖二’圖二為本發明無線識別天線結構應用於 10An antenna 112 can provide a radiation field type covering the battery module 15. The field antenna is formed by electromagnetic waves emitted by the field, and the second antennas 114 and 16 are used to adjust the local electromagnetic field intensity of the seven-field type. . The radio frequency identification item picking device 1 includes a radio frequency module 12 and a control circuit 13 'the radio frequency group 12 and the control circuit 13 are used for processing various subsequent signal processing operations such as demodulation and decoding received by the antenna structure 11. . The pool module 15 includes a plurality of battery cells 151, 153 and 155. The cells 151 and 155 are respectively provided with radio frequency identification tags 152, 154 and 156. The radio frequency identification tags 152, 154 and 156 can induce electromagnetic waves and generate The energy operation, and the data of the usage status of the battery cells 151, 153 and B5 will be recorded, and the number of the second antennas returned to the RFID reader and the number of the battery cells will be determined according to the needs of the user. The circuit elements included in the radio frequency identification reading device, such as the RF module and the control circuit, are for illustrative purposes only. Please refer to FIG. 2' FIG. 2 for the wireless identification antenna structure of the present invention.