}%3· 3 mjE 五、新型說明: __辦充 【新型所屬之技術領域】 本創作關於一種可調式長期演進(LTE)天線結構,尤指一種具有 多個操作頻段的天線結構。 【先前技術】 長期演進(Long Term Evolution ’簡稱LTE)技術,是目前在市場 上備受矚目的新一代行動無線寬頻技術,它可以讓服務供應商透過較 為經濟的方式提供無線寬頻服務,並超越現今3G無線網路的效能、帶 來更優異的表現。LTE除了能夠針對無線寬頻數據設計出最佳化的性 月b匕另項特色疋可元美地與gsm服務供應商的網路相容。lte的 ’’周路谷里較大,當網路流量增大時,網路服務供應商可減緩增加基地 台站數的花費,以達到降低資本支出。 由於LTE無線_技術在2〇職頻寬下能提供下載1〇〇廳仏 與上傳50 Mbit/s的峰值速率,使得接收發射無線訊號的天線要具備更 多的操作頻段,因此’如何在緊實化要求下提供一咖天線結構是 本創作主要討論之重點。 在相關的先前技術,如申請人中華民國發明專利申請案號 098124970筆㈣電_之多頻天線結構」職巾即提出在天線結 構中加入第-、第二電容及電感等元件,而該些第—電容第二電容 及電感具有匹配天線之作用以對該天線結構具有匹配的功能來達到 天線結構具有多頻效果,進而提供一種现天線,本創作則以此為 基礎下,再予改良,以提供-種可調式LTE天線結構。}%3· 3 mjE V. New description: __办充 【New technology field】 This work is about an adjustable long-term evolution (LTE) antenna structure, especially an antenna structure with multiple operating frequency bands. [Prior Art] Long Term Evolution (LTE) technology is a new generation of mobile wireless broadband technology that is currently attracting attention in the market. It enables service providers to provide wireless broadband services in a more economical way. The performance of today's 3G wireless network brings better performance. In addition to being able to design optimized performance for wireless broadband data, LTE has another feature that is compatible with the network of gsm service providers. Lte's ’’ perimeter is larger, and as network traffic increases, ISPs can slow down the cost of adding base stations to reduce capital expenditures. Since LTE Wireless _ technology can provide downloading 1 〇〇 仏 and uploading 50 Mbit/s peak rate in 2 频 频 , , , 上传 上传 上传 上传 上传 上传 上传 上传 上传 上传 上传 上传 上传 上传 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 The provision of a coffee antenna structure under the requirements of actualization is the main focus of this creation. In the related prior art, such as the applicant's Republic of China invention patent application number 098124970 (four) electric _ multi-frequency antenna structure, the job towel is proposed to add the first, second capacitor and inductance components in the antenna structure, and these The second capacitor and the inductor have the function of matching the antenna to have a matching function to the antenna structure to achieve multi-frequency effect of the antenna structure, thereby providing a current antenna, and the present invention is based on this, and then improved. To provide an adjustable LTE antenna structure.
【新型内容】 種可調式長期演進(LTE)天 緣此’本創作之主要目的係在提供一 線結構’係包括: 一絕緣天線載板; -主天線,具有—上方金屬片及—接地金屬片;該上方金屬片被 叹置於該絕緣天輯板上方;而雜地金心被設置於魏緣天線載 板上’其上端與該上方金屬以目連’並具有—L型部該l餐長轴 之中段延伸出-連接部,該連接部向下延伸形成—接地部以接地;該 上方金屬片相對連接雌地金屬狀另—端,延伸出—電雜合 片; 一倒L型天線’被設置於該絕緣天線她上,且其短軸位在該接 地金屬片L型部之短軸旁,而長軸與該上方金屬片平行; 一第一電容,被連接於該倒L型天線之短軸與該接地金屬片[型 部之短軸末端之間; 一第二電容,被連接於該接地金屬片之匕型部長軸中與該接地部 之間; ° 二電感,其中之一被連接於該倒L型天線之短軸末端與一直流電 源傳輸線一端之間,另一被連接於該直流電源傳輸線另一端與該電容 耦合金屬片底端之間; 一天線饋入點’被設置於該倒L型天線之短轴末端; 一二極體,連接於該電容耦合金屬片及一接地部之間; M384419 ΊΗ3〇修正 補充 無線射頻訊號由該天線饋入點輸入,經過該倒L型天漆及用該-- 第一電容傳遞至主天線之接地金屬片之L型部長軸末端;該第一電 容、第二電容及電感具有匹配天線之作用,以對該天線結構具有匹配 的功能;且,該天線饋入點之直流訊號控制該二極體之導通或切斷, 以改變天線結構之電壓駐波比,形成兩種不同的天線操作頻段。 本創作係在中華民國發明專利申請案號〇98124970「筆記型電腦用 之多頻天線結構」前案所提供的多頻天線結構基礎中,於主天線進一[New content] Adjustable Long Term Evolution (LTE) Tianyuan This 'main purpose of this creation is to provide a first-line structure' includes: an insulated antenna carrier; - a main antenna with - upper metal and grounded metal The upper metal piece is slanted above the insulating day board; and the miscellaneous gold core is placed on the Wei edge antenna carrier board 'the upper end is connected to the upper metal' and has an L-shaped portion. The middle portion of the long shaft extends out of the connecting portion, and the connecting portion extends downward to form a grounding portion to be grounded; the upper metal piece is oppositely connected to the metal-like other end of the female ground, and extends to the electric hybrid sheet; and an inverted L-shaped antenna ' is disposed on the insulated antenna, and has a short axis located beside the short axis of the L-shaped portion of the grounded metal piece, and the long axis is parallel to the upper metal piece; a first capacitor is connected to the inverted L type The short axis of the antenna is between the grounding metal piece [the short axis end of the profile portion; a second capacitor is connected between the 部长-shaped main shaft of the grounding metal piece and the grounding portion; ° two inductors, wherein a short axis end connected to the inverted L antenna One end of the DC power transmission line is connected between the other end of the DC power transmission line and the bottom end of the capacitive coupling metal piece; an antenna feeding point ' is disposed at the short axis end of the inverted L type antenna; The pole body is connected between the capacitive coupling metal piece and a grounding portion; the M384419 ΊΗ3〇 correction supplementary wireless RF signal is input from the antenna feeding point, passes through the inverted L-shaped lacquer and is transmitted to the first capacitor The L-shaped terminal end of the grounding metal piece of the main antenna; the first capacitor, the second capacitor and the inductor have a matching antenna function to have a matching function to the antenna structure; and the DC signal control of the antenna feeding point The diode is turned on or off to change the voltage standing wave ratio of the antenna structure to form two different antenna operating frequency bands. This creation is based on the multi-frequency antenna structure provided by the Republic of China invention patent application No. 98124970 "Multi-frequency antenna structure for notebook computers".
步連接-二極體,該二極體的另—端連接至—接地部;彻天線饋入 點之直流訊號控制該二極體之導通或切斷,以改變天線結構之電壓駐 波比,形成兩種不II]的天線操作搬。藉此,達到緊實化要求下提供 一多操作頻段的LTE天線結構。 八 以下,將依據圖 操作功效。 面所示之實施_詳加朗摘狀結構特點及 【實施方式】 請參見第-圖及第二圖,本創作提供了 天線結構丄,其係可裝置於一筆記型電腦之調==卿 號傳輸。而天線結構i主要係以—絕緣天 方構無線射頻訊 —倒τ刑姜娃1 9 戰板11、—主天線12、 L土天線1 3 一第-電容1 4第二電容… 一天線饋入點17及-二極體丄8所構成。 電感1 6、 =案相同,主天線12被設置於絕緣天線載板 上方金屬片121及-接地金屬片丄2 2 具有一 上方金屬片121被突出 5 地設置於麟赠餘i i上緣。接地金則:2 2倾^ 線載板1 1上’其上端i 2 21與上方金屬片!2 2相連,並且有_ L型部12 2 2,該L型部i 2 2 2長軸之中段延伸出—連接部工2 2 3 ’該連接部i 2 2 3向下延伸形成一接地部工2 2 4,該接地部 12 2 4接地。主天線工2之上方金屬片丄2工相對連接接地金屬片 1 2 2之另-端,延伸出—電容缺金屬片i 2 3。電_合金屬片 12 3具有斷開部a,形成一加載電容以達到降頻效果。 倒L型天線13亦被設置於絕緣天線載板11±,且其短轴工3 1位在接地金屬片i 2 2 L型部! 2 2 2之短财,而長軸丄3 2與 上方金屬片121平行。 、 第—電容14被連接於倒L型天線丄3之短轴工3丄與接地金屬 片122L型部122 2之絲末端之間。而第二電容i 5被連接於 接地金屬片12 2之L型部i 2 2 2長軸中段與接地部工2 2 4之 間。另,天線饋人點17被設置於倒L型天線i 3之短轴i 3丄末端。 又’二電感16 ’其中之-被連接於倒L型天線丄3之短轴工3 χ末 端與—直流電源傳輸線工2 2 5一端之間,另一被連接於直流電源傳 輸線12 2 5另一端與電容耦合金屬片i 2 3底端之間。 天線結構1之無線射頻訊號由天_人點i 7輸人,經過倒l型 天線13及利用第—電容14傳遞至主天線i 2之接地金屬片^ 2 2 之L型部12 2 2長軸末端。 立進者’天線結構i之第二電容丄5可在接地金屬片丄2 2之[型 部12 2 2長轴中與接地部i 2 2 4之間位置移動做天線結構丄之匹 配’以找出最佳位置。 WU84419 5 V、3授正 再者,天線結構1中,經由調整該第一電容1 4及第 .之電容值大小及位置及該二電感16之電感值,對天線結構t進行m 佳化匹配。 β 而本創作主要改良,係在主天線丄2之電容耦合金屬片丄2 3末 端進一步連接一二極體丄8,該二極體18的另一端連接至—接地邙 ' 19,利用天線饋入點17之直流訊號控制二極體18之導通戈切 - 斷,以改變天線結構1之電壓駐波比,形成兩種不同的天線操作頻段。 # 例如,於常時二極體18是切斷的,但當直流訊號使得二極體i 8之 直流電壓大於〇.7伏特時,二極體1 8導通。 參見第三圖所示’係為本創作在二極體i 8切斷時之天線電壓駐 波反射比。由此可知,本創作之天線結構可具有以下工作頻率: 1. 700MHz〜960 MHz 2. 1710 MHz〜2170 MHz 3. 2300 MHz〜2700 MHz 參見第四圖,係為本創作在二極體18導通時之天線電壓駐波反 射比,以形成不同的操作頻段。 如刖案本創作之絕緣天線載板可以為任意之形狀,作用為固 定天線用。 綜上所陳’本創作所提供的可調式長期演進(lte)天線結構完 全符合專利要件’爰依法提出申請。 7 M384419 39. 3. 3 〇fi爹正…補充 【圖式簡單說明】 第一圖代表本創作之立體外觀圖, 第二圖代表本創作之平面視圖, 第三圖代表本創作二極體切斷時之天線駐波反射比曲線圖, 第四圖代表本創作二極體導通時之天線駐波反射比曲線圖。 【主要元件符號說明】 天線結構1 絕緣天線載板11 主天線1 2 上方金屬片121 接地金屬片12 2 上端12 2 1 L型部12 2 2 連接部12 2 3 接地部12 2 4 直流電源傳輸線12 2 5 電容耦合金屬片12 3 斷開部A 倒L型天線13 短軸1 3 1 長軸1 3 2 第一電容14 8 M384419 第二電容1 5 電感1 6 天線饋入點1 7 二極體1 8 接地部1 9Step connection-diode, the other end of the diode is connected to the grounding portion; the DC signal of the antenna feeding point controls the conduction or the cutting of the diode to change the voltage standing wave ratio of the antenna structure, Two types of antennas that do not II] are operated. In this way, an LTE antenna structure that provides a multi-operation frequency band under the requirements of compaction is achieved. Below VIII, the function will be operated according to the figure. The implementation shown in the face _ detailed plus feature structure and [implementation] Please refer to the first figure and the second picture, this creation provides the antenna structure 丄, which can be installed in a notebook computer == Qing Number transmission. The antenna structure i is mainly composed of - insulation Tianfang wireless radio frequency signal - inverted τ 刑 姜娃1 9 battle board 11, - main antenna 12, L earth antenna 1 3 a - capacitor 1 4 second capacitor ... an antenna feed Point 17 and - diode 丄 8 are formed. The inductors 16 and = are identical. The main antenna 12 is disposed on the insulating antenna carrier. The metal piece 121 and the grounding metal piece 丄 2 2 have an upper metal piece 121 protruding from the upper edge of the lining i i. Grounding gold: 2 2 tilting ^ line carrier 1 1 upper 'its upper end i 2 21 and the upper metal piece! 2 2 connected, and has an _ L-shaped portion 12 2 2, the L-shaped portion i 2 2 2 extends in the middle of the long axis - the connecting portion 2 2 3 'the connecting portion i 2 2 3 extends downward to form a ground portion 2 2 4, the grounding portion 12 2 4 is grounded. The metal piece 上方2 above the main antenna 2 is connected to the other end of the grounding metal piece 1 2 2 and extends out—the capacitor lacks the metal piece i 2 3 . The electric-metal piece 12 3 has a breaking portion a to form a loading capacitor to achieve a frequency reduction effect. The inverted L-shaped antenna 13 is also disposed on the insulated antenna carrier 11±, and its short-axis 3 1 position is in the grounded metal piece i 2 2 L-shaped portion! 2 2 2 short money, while the long axis 丄 3 2 is parallel to the upper metal piece 121. The first capacitor 14 is connected between the short-axis 3丄 of the inverted-L antenna 丄3 and the end of the wire of the grounded metal piece 122L-shaped portion 122 2 . The second capacitor i 5 is connected between the L-shaped portion i 2 2 2 of the grounded metal piece 12 2 and the ground portion 2 2 4 . Further, the antenna feed point 17 is provided at the end of the short axis i 3 倒 of the inverted L-shaped antenna i 3 . Also, the 'two inductors 16' are connected between the short-axis 3 χ end of the inverted L-shaped antenna 丄 3 and the DC power transmission line 2 2 5 end, and the other is connected to the DC power transmission line 12 2 5 One end is connected between the bottom end of the capacitive coupling metal piece i 2 3 . The radio frequency signal of the antenna structure 1 is input by the sky-person point i 7 , and is passed through the inverted-type antenna 13 and the L-shaped portion 12 2 2 of the grounded metal piece ^ 2 2 transmitted to the main antenna i 2 by the first capacitor 14 The end of the shaft. The second capacitor 丄5 of the antenna structure i can be moved in the grounded metal piece 丄2 2 [the position between the long axis of the shape 12 2 2 and the ground portion i 2 2 4 to make the antenna structure 丄 match] Find the best location. In addition, in the antenna structure 1, the antenna structure t is matched by adjusting the magnitude and position of the first capacitor 14 and the capacitance value of the first capacitor and the inductance value of the two inductors 16. . β, and the main improvement of the present invention is that a diode 丄8 is further connected to the end of the capacitive coupling metal piece 丄2 of the main antenna 丄2, and the other end of the diode 18 is connected to the grounding 邙 '19, and is fed by an antenna. The DC signal at point 17 controls the turn-on-going of the diode 18 to change the voltage standing wave ratio of the antenna structure 1 to form two different antenna operating bands. # For example, the permanent diode 18 is turned off, but when the direct current signal causes the DC voltage of the diode i 8 to be greater than 7.7 volt, the diode 18 is turned on. Referring to the third figure, it is the antenna voltage standing wave reflectance when the diode i 8 is cut. It can be seen that the antenna structure of the present invention can have the following operating frequencies: 1. 700MHz~960 MHz 2. 1710 MHz~2170 MHz 3. 2300 MHz~2700 MHz See the fourth figure, which is the continuity of the diode 18 in this creation. The antenna voltage reflects the reflectance of the standing wave to form different operating frequency bands. For example, the insulated antenna carrier of the present invention can be of any shape and functions as a fixed antenna. In summary, the adjustable long-term evolution (LTE) antenna structure provided by this creation is in full compliance with the patent requirements. 7 M384419 39. 3. 3 〇fi爹正...Supply [Simple description of the diagram] The first diagram represents the three-dimensional appearance of the creation, the second diagram represents the plan view of the creation, and the third diagram represents the creation of the diode cut. The antenna standing wave reflectance curve diagram of the break time, and the fourth figure represents the antenna standing wave reflectance curve diagram when the created diode is turned on. [Main component symbol description] Antenna structure 1 Insulated antenna carrier 11 Main antenna 1 2 Upper metal plate 121 Grounded metal piece 12 2 Upper end 12 2 1 L-shaped part 12 2 2 Connection part 12 2 3 Ground part 12 2 4 DC power transmission line 12 2 5 Capacitively coupled metal piece 12 3 Disconnected part A inverted L type antenna 13 Short axis 1 3 1 Long axis 1 3 2 First capacitor 14 8 M384419 Second capacitor 1 5 Inductance 1 6 Antenna feed point 1 7 Dipole Body 1 8 Grounding 1 9