M382603 五、新型說明： 【新型所屬之技術領域】 本創作涉及一種平面天線’尤其是·—種用於全球行動通信 系統(global system for mobile communications，GSM)波段 (800〜900MHz)波段和無線寬頻區域網路(Wireless Wide Area Network，WWAN)波段(1710〜2170MHz)的多頻平面天線。 _ 【先前技術】 隨著無線通訊技術的發展，使用無線通訊電子產品大幅的 增加’包含筆記型電腦、手機、PDA以及衛星導航器等，其 中用以接收電磁波的天線係該等電子產品中不可或缺的關鍵 令件’隨著使用頻帶的擴展和電子產品的輕薄短小化，多頻且 輕薄的天線成為現今的需求。 現今使用於GSM波段(800〜900MHZ)和WWAN波段 ❿ （171〇〜217〇ΜΗζ)的天線，當輕薄短小化設計時，為配合電子 產品内部的空間’通常具有複數個平面相互堆疊，在製程上較 為複雜，且天線通常以金屬薄片製成，當複雜的製程如多次沖 壓或折曲所造成的應力，容易產生微結構的變化，而使天線的 電性受到影響。 【新型内容】 本創作主要的目的是提供一種多頻平面天線包含第一輻 4 M3«2603 射部、第二輕射部以及接地部，係以導電性薄膜或薄板所製 • 成’:同時接收高頻和低頻波段。第-轄射部具有第一輕射臂 以及f 峨的GSM波段⑽q〜刪顧z)，更 步包含以導電性薄膜或薄板製成的第-調整部，第-調整 .部呈-長條狀’與接地部連接，位於第一輕射臂之右側，並與 第-輕射臂以—間隔相隔。第二輕射部係與第一輕射部連接| 料第二補臂以及第二關，_接收高_無線而颜 • 波段(1710〜2170MHz)，第二輕射臂的上下兩端分別設置鑛入 點以及接地點，以分別連接同軸線。多頻平面天線還具有—第 三開槽以及第四開槽，第三開槽用以分隔第—輕射臂和第二輕 射臂’第四開槽用以分隔第一輕射臂以及接地部。第一輕射部 的阻抗匹配值調整係藉由改變第一輻射臂的長度而達成，或改 魏-_臂與該第__調整部之_距離，_偶合效應而達 成。第二輻射部的阻抗匹配值調整係藉由改變第二輻射臂的長 • * ’或改難二開槽的長度而達成。進-步地，第-輻射部及 . 第二輕射部的阻抗匹配值調整可藉由左右調整饋人點的位置 而達成。 利用本創作平面天線之幾何形狀，可以在平面的設計上， 達成接收低頻的GSM波段(8〇〇〜9〇〇MHz)和高頻的WWAN波 &(Π10〜2170MHz)的功能，從而簡化製程，減少對天線電性 的影響，進而降低生產成本。 5 M382603 【實施方式】 以下配&圖式及元件付號對本創作之實施方式做更詳細 的„ 兒明，俾使熟習該項技蟄者在研讀本說明書後能據以實施。 參閱第-圖，本創作多頻平面天線的示意圖。如第一圖所 示夕頻平面天線1’係以導電性薄膜或薄板所製成，包含第 幸田射。卩10、第二輻射部2〇以及接地部3〇。第一輻射部1〇 如條狀虛線所示，具有一第一輻射臂η以及一第一開槽13， ，第一輻射部，係用以接收低頻的GSM波段(8〇〇〜9⑽，更 進一步包含以導電性薄膜或薄板製成的第一調整部15，第一 調整部15呈-長條狀，與接地部3〇連接，位於該第一輕射臂 11之右側，並以一間隔17與第一輕射臂U分隔，而用以利 用偶合方式調整第-韓射部1〇所接收的頻帶。第二輕射部2〇 如長短間隔的虛線所示，係與第一輻射部1〇共同連接於接地 4 3〇 ’第一幸昌射部20具有第二輻射臂21以及第二開槽23， • 帛以接收高頻的WWAN波段(1710〜2170MHZ)，在第二輻射臂 21的上下兩端分別設置饋入點4〇卩及接地點％，分別^接同 軸線(未顯示）。多頻平面天線！中，除了第一輕射部1〇以及 第二輕射部20以外的導電性部份係-接地部30。多頻平面天 線1具有-第三開槽61以及第四開槽63，第三開槽6ι用以 分隔第-ϋ射臂U和第二輕射臂21，第四開槽用以分隔第一 輻射臂11以及接地部30。 m 第-輕射部1G與第二ϋ射部2G的細節將描述如下，第一 6 JB82603 輻射部10的第一輻射臂11具有第一終端71、 弟一連接部73 以及第二終端75，第-終端71位於第—細臂^的左側， 為長雜且向左延伸’第-輻射臂U與第二輕射部如之間以 第三開槽6Π_隔。第二終端75位於第1射臂^ 2 側，為一開口向左的凹型，被分為第一端77及第二端π，第 -端77及第二端79被第四開槽63所分隔，第經由第 一連接部73與第一終端71相連，第二端79可利用二角彤、 菱形 '或圓形等形狀向左延伸。第一開槽13 臂21之下側™3的右侧，為—如向下的 第二輻射部2G的第二輻射臂21具有第三終端8卜第二連接 部83以及第四終端Μ。第三終端81位於第二輕射臂以之上 側，呈一階梯狀並向右延伸。第二連接部83呈―L型，上端 連接第三終端81，下端連接第四終端85，第三終端81和第四 終端Μ之間被第三開槽61所分隔。細終端％位於第二輕 射臂的下側、第二開槽23的上方，呈一開口向左凹型，並 具有第三端87及第四端89，第三端87向右延伸，並在其中 設置接地點50，且在接魅5G處呈現—向下傾斜之階梯狀， 第四端89向左延伸’與第二連接部83被第五開槽^所分隔。 第一輻射部10的阻抗匹配值係藉由調整第一終端71及第 -、’、端75至}其中之-的長度，或調整第—開槽η的長度而 達成。進-步地，可調整第-細臂與該第—調整部之間的距 離，藉由偶合效應調整第-n射部1G的阻抗匹配值。第二輻 7 M382603 射部20的阻抗匹配值係藉由調整第三終端81和第四終喁％ 至少其中之一的長度，或調整第二開槽23的長度而達成。此 外，第一輻射部10和第二輻射部2〇的阻抗匹配值調整可藉由 左右調整饋入點40的位置而達成。 參閱第二圖’本創作多頻平面天線較佳實施例的尺寸圖。 如第二圖所示，本創作多頻平面天線丨較佳的尺寸，第一輻射 臂11的長度a為105.35mm、第二終端75與第一連接部73的 總寬度b為6mm、第三終端81的長度c為49.43_、第二連 接部83上緣至第四終端85上緣的寬度d為6 5mm、第二連接 83下緣至第四終端85下緣的寬度e為4mm、第二開槽23 長度f為18.9mm、第三開槽61寬度g為lnim、第一連接部 73下緣到接地部3〇之間的開槽寬度h為4 5mm，且第一調整 部15的長度！等於第二終端75與第—連接部73的總寬度匕 與第-連接部下緣73到接地部3G之間的開槽寬度h之和，即 i=b+h=l〇.5mm 參閱第二圖，本創作較佳實施例的回波損耗圖。如第三圖 所示，橫軸為頻率’從700MHz掃描至3GHz，縱軸為印皮損 耗取對數放大lO.OOdB與參考損耗〇 〇〇〇dB之比dB，其中點a 之頻率為824MHZ、點b之頻率為96〇MHz、點c之頻率為 1.575GHz、點d之頻率為丨672GHz、點e之頻率為丨71GHz 以及點F之頻率為2.17GHz。 以上所述者僅為用以解釋本創作之較佳實施例，並非企圖 8 據以對本鑛齡何形式上之限制，扣，凡有在相同之發明 精神下所作有關本創作之任何修㈣變更，皆仍應包括在 作意圖保護之範疇。 引 【圖式簡單說明】 第一圖為本創作多解面天_示意圖。 第圖為本創作多頻平面天線較佳實施例的尺寸圖。 第三圖為摘倾佳魏例_波損耗圖。 【主要元件符號說明】 1 多頻平面天線 10第一輻射部 11第一輕射臂 13第一開糟 15弟一调整部 17間隔 20第二輻射部 21第二輕射臂 23第二開槽 30接地部 40饋入點 50接地點 M3-82603 61第三開槽 63 第四開槽 65第五開槽 71第一終端 73第一連接部 75 第二終端 77第一端 79第二端 81第三終端 83第二連接部 85 第四終端 87第三端 89第四端M382603 V. New description: [New technical field] This creation involves a kind of planar antenna 'especially for the global system for mobile communications (GSM) band (800~900MHz) band and wireless broadband Multi-frequency planar antenna of the Wireless Wide Area Network (WWAN) band (1710~2170MHz). _ [Prior Art] With the development of wireless communication technology, the use of wireless communication electronic products has greatly increased 'including notebook computers, mobile phones, PDAs, satellite navigation devices, etc., in which antennas for receiving electromagnetic waves are not available in such electronic products. Indispensable key orders' With the expansion of the use frequency band and the thinness and thinness of electronic products, multi-frequency and thin antennas have become the demand of today. Nowadays, it is used in GSM band (800~900MHZ) and WWAN band 〇 (171〇~217〇ΜΗζ) antenna. When it is light and thin, it is designed to match the space inside the electronic product. Usually there are multiple planes stacked on each other in the process. It is more complicated, and the antenna is usually made of metal foil. When a complicated process such as multiple stamping or bending causes stress, it is easy to cause microstructural changes, and the electrical properties of the antenna are affected. [New content] The main purpose of this creation is to provide a multi-frequency planar antenna comprising a first spoke 4 M3 «2603 shot portion, a second light shot portion and a ground portion, which are made of a conductive film or a thin plate. Receive high frequency and low frequency bands. The first-firing portion has a first light-emitting arm and a GSM band (10) q of the f 〜 (deleted z), and further includes a first-adjusting portion made of a conductive film or a thin plate, and the first-adjusting portion is a long strip The shape is connected to the ground portion, located on the right side of the first light-emitting arm, and spaced apart from the first-light arm. The second light-emitting part is connected to the first light-emitting part | the second supplementary arm and the second closed, the _ receiving high _ wireless and the color band (1710~2170MHz), and the upper and lower ends of the second light arm are respectively set The entry point and the grounding point are connected to the coaxial line respectively. The multi-frequency planar antenna further has a third slot and a fourth slot, and the third slot is used to separate the first light arm and the second light arm. The fourth slot is used to separate the first light arm and the ground. unit. The impedance matching value adjustment of the first light-emitting portion is achieved by changing the length of the first radiation arm, or by changing the distance between the Wei__ arm and the first__ adjustment portion, and the _ coupling effect. The impedance matching value adjustment of the second radiating portion is achieved by changing the length of the second radiating arm * * ' or changing the length of the two slots. Further, the impedance matching value adjustment of the second light-emitting portion can be achieved by adjusting the position of the feed point left and right. By using the geometry of the creative planar antenna, it is possible to achieve the functions of receiving the low-frequency GSM band (8〇〇~9〇〇MHz) and the high-frequency WWAN wave & (Π10~2170MHz) in the plane design, thereby simplifying The process reduces the impact on the antenna's electrical properties, which in turn reduces production costs. 5 M382603 [Embodiment] The following formulas and components are used to make the implementation of this creation more detailed, so that those skilled in the art can implement it after studying this manual. Figure 1. Schematic diagram of the multi-frequency planar antenna of the present invention. As shown in the first figure, the antenna antenna 1' is made of a conductive film or a thin plate, including the first Kodak field. 卩10, the second radiating portion 2〇, and the grounding. The first radiating portion 1 has a first radiating arm η and a first slot 13 as shown by a stripe line, and the first radiating portion is for receiving a low frequency GSM band (8〇〇). Further, the ninth (10) further includes a first adjustment portion 15 made of a conductive film or a thin plate. The first adjustment portion 15 has an elongated shape and is connected to the ground portion 3A, and is located on the right side of the first light-emitting arm 11. And is separated from the first light arm U by an interval 17 for adjusting the frequency band received by the first-injection unit 1〇 by means of coupling. The second light-emitting unit 2 is represented by a dotted line of a long interval, The first radiating portion 1 is commonly connected to the ground 4 3 '' The second radiating arm 21 and the second slot 23, • receive the high frequency WWAN band (1710~2170MHZ), and respectively set the feeding point 4〇卩 and the grounding point % at the upper and lower ends of the second radiating arm 21, respectively A coaxial line (not shown). In the multi-frequency planar antenna!, a conductive portion-ground portion 30 other than the first light-emitting portion 1A and the second light-emitting portion 20. The multi-frequency planar antenna 1 has - a third slot 61 and a fourth slot 63 for separating the first arm and the second arm 21, and the fourth slot for separating the first radiating arm 11 and the ground portion 30 The details of the first-light-emitting portion 1G and the second illuminating portion 2G will be described as follows. The first radiant portion 11 of the first 6 JB82603 radiating portion 10 has a first terminal 71, a first connecting portion 73, and a second terminal 75. The first terminal 71 is located on the left side of the first-shaped arm ^, which is long and extends to the left. The first-radiation arm U and the second light-emitting portion are separated by a third slot 6Π. The first shot arm ^ 2 side is a concave shape with an opening to the left, and is divided into a first end 77 and a second end π, and the first end 77 and the second end 79 are separated by the fourth slot 63. The first connecting portion 73 is connected to the first terminal 71, and the second end 79 can extend to the left by a shape such as a dihedral, a diamond, or a circular shape. The first slot 13 is on the right side of the lower side TM3 of the arm 21, - The second radiating arm 21 of the second radiating portion 2G, which has a downward direction, has a third terminal portion 8 and a second terminal portion 83. The third terminal portion 81 is located on the upper side of the second light projecting arm and is stepped. The second connecting portion 83 has an "L" shape, the upper end is connected to the third terminal 81, the lower end is connected to the fourth terminal 85, and the third terminal 81 and the fourth terminal end are separated by the third slot 61. The thin terminal % is located on the lower side of the second light-emitting arm and above the second slot 23, and has an opening to the left concave shape, and has a third end 87 and a fourth end 89, and the third end 87 extends to the right and Wherein the grounding point 50 is set, and at the enchantment 5G, the stepped downward downward slope, the fourth end 89 extends to the left, and the second connecting portion 83 are separated by the fifth slot. The impedance matching value of the first radiating portion 10 is achieved by adjusting the length of the first terminal 71 and the -, ', ends 75 to}, or adjusting the length of the first slit n. Further, the distance between the first and lower arms and the first adjustment portion can be adjusted, and the impedance matching value of the first-nth portion 1G can be adjusted by the coupling effect. The second spoke 7 M382603 impedance matching value of the shot portion 20 is achieved by adjusting the length of at least one of the third terminal 81 and the fourth end %, or adjusting the length of the second slot 23. Further, the impedance matching value adjustment of the first radiating portion 10 and the second radiating portion 2A can be achieved by adjusting the position of the feeding point 40 to the left and right. Referring to the second figure, a dimensional view of a preferred embodiment of the present multi-frequency planar antenna. As shown in the second figure, the present multi-frequency planar antenna is preferably of a size, the length a of the first radiating arm 11 is 105.35 mm, and the total width b of the second terminal 75 and the first connecting portion 73 is 6 mm, and the third The length c of the terminal 81 is 49.43_, the width d of the upper edge of the second connecting portion 83 to the upper end of the fourth terminal 85 is 65 mm, and the width e of the lower edge of the second connecting member 83 to the lower end of the fourth terminal 85 is 4 mm. The length f of the second slot 23 is 18.9 mm, the width g of the third slot 61 is lnim, and the slot width h between the lower edge of the first connecting portion 73 and the ground portion 3 is 45 mm, and the first adjusting portion 15 length! It is equal to the sum of the total width 第二 of the second terminal 75 and the first connecting portion 73 and the groove width h between the lower edge 73 of the connecting portion and the ground portion 3G, that is, i=b+h=l〇.5mm. Fig. is a diagram showing the return loss of the preferred embodiment of the present invention. As shown in the third figure, the horizontal axis is the frequency 'scanning from 700MHz to 3GHz, and the vertical axis is the ratio of the logarithmic amplification lO.OOdB to the reference loss 〇〇〇〇dB, where the frequency of the point a is 824MHZ, The frequency of point b is 96 〇 MHz, the frequency of point c is 1.575 GHz, the frequency of point d is 丨 672 GHz, the frequency of point e is 丨 71 GHz, and the frequency of point F is 2.17 GHz. The above is only a preferred embodiment for explaining the present creation, and it is not intended to limit the form of the mine, and any modification (4) related to the creation under the same invention spirit. , should still be included in the scope of intention protection. [Simplified description of the diagram] The first picture is a schematic diagram of the creation of multiple solutions. The figure is a dimensional view of a preferred embodiment of the authored multi-frequency planar antenna. The third picture is a graph of the best example of wave loss. [Description of main component symbols] 1 Multi-frequency planar antenna 10 First radiating portion 11 First light-emitting arm 13 First opening 15 Younger-adjusting portion 17 Interval 20 Second radiating portion 21 Second light-emitting arm 23 Second slotting 30 grounding portion 40 feeding point 50 grounding point M3-82603 61 third slot 63 fourth slot 65 fifth slot 71 first terminal 73 first connecting portion 75 second terminal 77 first end 79 second end 81 Third terminal 83 second connection portion 85 fourth terminal 87 third end 89 fourth end