1299595 i - 九、發明說明： 、 【發明所屬之技術領域】 本案係關於一種超寬頻天線，尤其是一種體積小、可阻隔 5-6GHZ訊號且易於生產之超寬頻天線。 、 【先前技術】 "超寬頻技術的發展代表了無線技術迎合高傳輸速率時代的來 臨二無論是數位多媒體魄、高晝f JV影像、犯視訊與無線線 上，戲都因將超寬頻技術的商業化，而獲得足夠頻寬以進行短距 0 離高速無線傳輸的解決方案。 在超寬頻通訊的應用中，天線的設計乃是關鍵性技術，必須符 合小型化、穩定的輻射場形、頻帶阻截等之特點。然而，目前習 知之超寬頻天線設計，不是立體結構就是尺寸太大市場接受度 " 低，使得商品化過程頻頻受阻，即所謂實施複雜性。1299595 i - IX, invention description: [Technical field of invention] This case relates to an ultra-wideband antenna, especially an ultra-wideband antenna which is small in size and can block 5-6 GHz signal and is easy to produce. [Previous technology] "The development of ultra-wideband technology represents the advent of wireless technology to meet the high transmission rate era. Whether it is digital multimedia, high-definition f JV video, video and wireless online, the drama is due to ultra-wideband technology. Commercialized, and get a solution that is wide enough for short-range, high-speed wireless transmission. In the application of ultra-wideband communication, the design of the antenna is a key technology and must conform to the characteristics of miniaturization, stable radiation field shape, and band interception. However, the current ultra-wideband antenna design is not a three-dimensional structure or a large size market acceptance. Low, the commercialization process is frequently blocked, that is, the so-called implementation complexity.
• 如圖1所示，其係刊登於MICROWAVE AND OPTICAL TECHNOLOGY LETTERS 雜誌之「NUMERICAL AND experimental study of a retangular slot ANTENNA FOR UWB COMMUNICATIONS」(2005 年 8 月 20 日 φ 公開），其揭示一種於印刷電路板之接地面上之超寬頻天線結構， 其具有一具叉型部分之微帶線(mjCr〇Strjp)。惟該叉型部分之微帶 線係形成於該印刷電路板之背面侧，且其開槽具有32mmx21mm 之大小，因此需使用較大之兩面印刷電路板，成本較高；此外其 亦無法阻隔5-6 GHz頻段之802.11a射頻訊號。 如圖2所示’其係刊登於旧EE ANTENNA AND WIRELESS PROPAGATION LETTERS 雜諸之「Ultrawide_band Coplanar Waveguide_Fed Rectangular Slot Antenna」（2004 年公開），其亦 揭示一種於印刷電路板之接地面上之超寬頻天線結構，其具有一 具叉型部分之微帶線(microstrip)。其開槽具有32_2mmx21.1mm 5 1299595 之大小’因此需使用較大之單面印刷電路板，成本較高；此外其 亦無法阻隔5-6 GHz頻段之802.11a射頻訊號。• As shown in Fig. 1, it is published in the "NUMERICAL AND experimental study of a retangular slot ANTENNA FOR UWB COMMUNICATIONS" (published on August 20, 2005 φ) of MICROWAVE AND OPTICAL TECHNOLOGY LETTERS magazine, which discloses a printed circuit board. The ultra-wideband antenna structure on the ground plane has a microstrip line (mjCr〇Strjp) with a fork-shaped portion. However, the microstrip line of the fork-shaped portion is formed on the back side of the printed circuit board, and the slotted portion has a size of 32 mm x 21 mm, so that a larger two-sided printed circuit board is required, which is costly; and it cannot block 5 802.11a RF signal in the -6 GHz band. As shown in Fig. 2, it is published in the "Ultrawide_band Coplanar Waveguide_Fed Rectangular Slot Antenna" (published in 2004) of the old EE ANTENNA AND WIRELESS PROPAGATION LETTERS, which also discloses an ultra-wideband antenna on the ground plane of the printed circuit board. A structure having a microstrip with a forked portion. The slot has a size of 32_2mm x 21.1mm 5 1299595', so a larger single-sided printed circuit board is required, which is costly; in addition, it cannot block the 802.11a RF signal in the 5-6 GHz band.
如圖3所示，其係刊登於MICROWAVE AND OPTICALAs shown in Figure 3, it is published in MICROWAVE AND OPTICAL.
TECHNOLOGY LETTERS 雜誌之「COMPACT PRINTEDTECHNOLOGY LETTERS Magazine "COMPACT PRINTED"
ULTRA-WIDEBABD SLOT ANTENNA WITH A BAND-NOTCHED OPERATION」（2005 年 8 月 20 日公開），其 揭示一種於印刷電路板之接地面上之超寬頻天線結構，其具有一 U型槽、第一圓型段及第二圓型段。惟其具有u型槽、第一圓型 段及第二圓型段，使其結構複雜，不利於大量生產。 因此，有必要設計一種新的超寬頻天線，以克服上述缺點。 【發明内容】 一本發明的目的在於提供一種超寬頻天線，其具體積小、穩定 之輻射場形且可阻隔5-6GHZ頻帶訊號之特徵。 " 本發明的另-目的在於提供—種超寬頻鱗，其可形成於一 早層平面_電路板或可料之超薄基板上，料無頻電路整 合’可大幅降低生產之複雜度及成本。 正 為了達到上述目的，本發明之—種超寬頻天線，其包括：— 開槽部分，其係形成於—印刷電路板之接地面，其具有一槽口； 入部分，其具有-水平部及-垂直部’該水平 接垂直概’且該垂直部係置於該槽口中且可與-外接 ，現有技術相比較’本發明之峨頻天線具有以下優點.’ 其印刷電路板之面積且不會影響其效能;2.可輕易地延 缘:藉由調整該共面波導館入部: 變，即聰料㈣之間隔係為可 1299595 為使貝審查委員能進一步瞭解本發明之結構、特徵及其目 的’茲附以圖式及較佳具體實施例之詳細說明如後。 【實施方式】 請參閱圖4,其繪示本發明一較佳實施例之超寬頻天線之示意 圖。如圖所示，本發明之超寬頻天線包括：一開槽部分1〇 ;以I 一共面波導饋入部分20所組合而成者。 其中，該開槽部分10其係形成於一印刷電路板3〇之接地面， 有槽口 11 ,其中，该印刷電路板3〇例如但不限於為一單 層平面印刷電路板或可彎曲之超薄基板，在本實施例中係以單層 平面印刷電路板為例加以說明，以降低其生產成本，但並不以:匕 為限。 以卩分1G可為任意形狀’在本實施例中係以矩形為例加 但並不以此為限，其具有例如但不限於為23咖長产， 13mm寬度，而該槽σ彳彳則具有例如但不限於為4 4咖寬 該共面波導饋入部分20具有-水平部21及， 二 =平部21係無垂直部22 _地垂直，且該垂直部&係置於 二口二與：外f端子(圖未示)输。其中’該共面波導 矩形為例加以說明，但並不以此為限。其中，= 二莫1及共面波導饋入部分2〇係以蝕刻或雕刻方式形成 =水平部21具有例如但不限於1〇 8咖長度，4 〇咖 ，、下緣與該開槽部分1〇之内圍間且右 又 隔⑽直部22具有例如但不^為巾間 該槽口 11間各具有例如但不限於為04隔又=其兩側與 頻天線其職1G僅需23mmx13m = °本發明之超寬 孕乂之圖1及圖2所需之 1299595 可，、達4Q%，且不會影響其效能，且其輻射 當Γ疋、，使傳送信號的線性度極佳，因此，確較習知之超 夏頻天線具進步性。 天貌ίϋΐ，5⑻〜圖5⑹所示，其分別繪示本發明之超寬頻 之門ρ =水平部之長度、寬度或其下緣與該開槽部分10内圍 之返回損失㈣则丨。ss)之示意圖。本發明之超寬頻 10、内'nH整^水，21之長度、寬度或其下緣與該開槽部分 開;^八^ m魏超寬頻天線之參數。如®15⑻所示，當該 宫Π，、有咖長度，13mm寬度;該垂直部具有3.6mm Ϊ二二兩側與該槽口 11間各具有〇_4mm間隔；該水平部21 Π1長度，可調整寬度(w)，且其下緣與該開槽部分之内 ί=ΗΖ)= 跡該梢21後障㈣較低頻 如所示’當該開槽部分1。具有23咖長度，13mm w直^具有3 6mm寬度，且其兩側與該槽σ 11間各具 =4mm間隔，·該水平部21具有可調整長躲），4 〇瞧寬度， fF緣與該_部分之内關具有2Qmm咖時該水平部 21之長度(L)主要影響中低頻帶(4-7GHz)之阻抗。 如，5⑹所示，當制槽部分iG具有23咖長度，^瞧 ^度，該垂直部具有3.6_寬度’且其兩側與該槽〇 ^間各且 f 〇.4mm間隔；該水平部21具有_議長度，4 ()瞻寬度二 且其下緣與制槽部分之關間具村調㈣隔(τ)時，該水平部 Ί下緣與該開槽部分之内圍之間隔(丁)在整個頻帶 (3_1〜10.6GHz)中對輸入阻抗相對地敏感。 參顧。5(d)，麟示本㈣之超_天狀難及實際量測 斤仔之返回損失之示意圖。如圖所示，當該開槽部分1〇具有23圆 長度，13mm寬度；該垂直部具有3.6咖寬度，且其兩側與該槽 1299595 時，經過模擬程式馳张〜丨刀之内圍間具有2.0mm間隔(τ) 測所得之返回損=====使ΛΪ譜分析儀量 這些共振㈣料纽及1GGHZ處分別有—共振點， 重要角色，其模二分散且在解釋電場輕射時扮演 頻天_啻且古irf實測所得吻合，足證本發明之超寬 能之優點 其印刷電路板之面積且不會影響其效 j圖6’其綠示本發明另一較佳實施例之超寬頻天線音 圖所不，本發明之超寬頻天線其水平部21中進一門1二 狹長型f曲槽段211，當成—寄生元件藉以使^ =: 。ί中該狹長型彎曲槽2”段‘將該水平部 來昭圖7=:白槽段，且其兩端並未互相連接。 少-狹長型開π槽段212，當成—寄生元件， U ^GHz不具傳收能力。其中該狹長型開口曰^= ^ 21 t , l ^ 之數部具有一垂直段213,其中該狹長型開口槽段212 之數里有兩個，且係對稱配置。 Η Π8,其Λ示本發明再一較佳實施例之超寬頻天線之示意 有圖至超當 於_不具傳收能力。該金屬寄線生=4=== 變折=，其中糊線段214之_兩個，配置有 A圖9，其繚不如圖4所示之超寬頻天線與如圖6、圖7及 圖8所不之超寬頻天線之實際量測所得之返回損失之示意圖。如 1299595 圖所示，圖之所示之魏頻天線於5_6GHz具有較低之返回損失， 因此於5-6GHZ具傳收能力；而圖6、圖7及圖 、 天線於5_6GHZ具有較高之返回損失，目此於5棚z不 能力，如此即可攄除丨EEE 8〇2.11a (5_6 GHz)之訊號。-得收 是以，經由本發狀超寬頻天線之實施，其具有可大幅降低 八印刷電路板之面積且不會影響其效能；可輕易地延伸至且】帶 =巧單；=形狀，且藉由調整該共面波導饋人二 =之f度、讀或訂_該_部分關 紐鱗之參料伽，因此，確可改判知i寬頻 “ΐ案所揭示者，乃較佳實施例之—種，舉凡局部之變更祕 =ΐ案ΐ技術:，為熟则技藝之人所易於推知ί 心、不脫本案之專利推枕臂。 陳’核無魏目的、手段與魏 =:，特徵，且其首先發明合於實用，亦在在符合發^ 責審查委員明察，並析早日賜予專利，‘ 【圖式之簡單說明】 圖圖1為-示_，其_1知技術之超寬頻天_構之示意 意圖 目圖。2為-示意圖’其_另—f知技術之妓頻天線結構之六 意圖圖3為一示意圖’其綠示又一習知技術之超寬頻天線結構之六 示意圖圖4為—示賴，錄示本發明—較佳實施例之超寬頻天. 奶 9595 调‘其水平;之長)為，其分別繪示本發明之超寬頻天線於 時所^之返賴緣與該開槽部分10賴之間隔 量—所得之铜本發明之超_天線之模擬及實際 之示θ意圖。〜圖其繪不:發明另-較佳實施例之超I：頻天線 之示圖意7圖為—示_，騎示本㈣又—較佳實_之超寬頻天線 之示圖意示_ ’紐林發—触實_之超寬頻天線 圖Λ9Λ—示意®，其料如圖4所示之超寬頻天線與如圖6、 ^及圖8所不之超寬頻天線之實際量測所得之返回損失之示音 圖0 u 【圖式元件標號說明】 開槽部分10 共面波導饋入部分20 狹長型彎曲槽段211 垂直段213 彎折215 印刷電路板30 槽口 11 水平部21 狹長型開口槽段212 金屬線段214 垂直部22 11ULTRA-WIDEBABD SLOT ANTENNA WITH A BAND-NOTCHED OPERATION (published on August 20, 2005), which discloses an ultra-wideband antenna structure on a ground plane of a printed circuit board having a U-shaped groove and a first circular shape Segment and second round segment. However, it has a u-shaped groove, a first circular segment and a second circular segment, which makes the structure complicated and is not conducive to mass production. Therefore, it is necessary to design a new ultra-wideband antenna to overcome the above disadvantages. SUMMARY OF THE INVENTION An object of the present invention is to provide an ultra-wideband antenna which has a specific small, stable radiation field shape and can block the characteristics of a 5-6 GHz band signal. " Another object of the present invention is to provide an ultra-wideband scale which can be formed on an early-level plane_circuit board or an ultra-thin substrate which can be materialized, and the material-free circuit integration can greatly reduce the complexity and cost of production. . In order to achieve the above object, an ultra-wideband antenna of the present invention includes: a slotted portion formed on a ground plane of a printed circuit board having a notch; an in-port portion having a horizontal portion and - the vertical portion 'the horizontal is perpendicular" and the vertical portion is placed in the slot and can be externally connected to the prior art. The present invention has the following advantages: 'The area of the printed circuit board is not It will affect its effectiveness; 2. It can be easily extended: by adjusting the entrance of the coplanar waveguide: change, that is, the interval between the four (4) is 1299595, so that the board review committee can further understand the structure, characteristics and structure of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS The detailed description of the drawings and preferred embodiments is set forth below. [Embodiment] Please refer to FIG. 4, which is a schematic diagram of an ultra-wideband antenna according to a preferred embodiment of the present invention. As shown in the figure, the ultra-wideband antenna of the present invention comprises: a slotted portion 1〇; and a combination of I-coplanar waveguide feed portions 20. The slotted portion 10 is formed on a ground plane of a printed circuit board 3, having a notch 11, wherein the printed circuit board 3 is, for example but not limited to, a single-layer planar printed circuit board or bendable The ultra-thin substrate is described by taking a single-layer planar printed circuit board as an example to reduce the production cost, but is not limited to: 匕. In the present embodiment, the rectangular shape is taken as an example, but is not limited thereto, and has, for example, but not limited to, 23 coffee length, 13 mm width, and the groove σ彳彳The coplanar waveguide feeding portion 20 has a horizontal portion 21 and a flat portion 21 having no vertical portion 22 _ vertical, and the vertical portion & is placed in two, for example, but not limited to, 4 4 coffee width Second and: the external f terminal (not shown) is lost. The 'coplanar waveguide rectangle' is described as an example, but is not limited thereto. Wherein, the = 2 Mo 1 and the coplanar waveguide feeding portion 2 are formed by etching or engraving = the horizontal portion 21 has, for example, but not limited to, 1 〇 8 coffee length, 4 〇 coffee, the lower edge and the grooved portion 1 Between the inside and the right side (10), the straight portion 22 has, for example, but not for the towel, each of the notches 11 has, for example, but not limited to, a 04 interval and a side of the antenna with a frequency antenna of only 1 mm of 23 mm x 13 m = The 192995 required for Figure 1 and Figure 2 of the ultra-wide pregnancy of the present invention can reach 4Q% without affecting its performance, and its radiation is excellent, so that the linearity of the transmitted signal is excellent, so It is indeed more advanced than the conventional ultra-summer frequency antenna. Fig. 5(8) to Fig. 5(6) show the length, width or lower edge of the ultra-wideband gate ρ = horizontal portion of the present invention and the return loss (four) of the inner circumference of the slotted portion 10, respectively. Schematic diagram of ss). The ultra-wideband 10, the inner 'nH water, the length, the width or the lower edge of the 21 and the slotted portion of the present invention; the parameters of the ^8^m Weichao broadband antenna. As shown in Fig. 15(8), when the palace is Π, with a coffee length, 13 mm width; the vertical portion has 3.6 mm Ϊ 22 two sides and the notch 11 each have a 〇 4 mm interval; the horizontal portion 21 Π 1 length, The width (w) can be adjusted, and its lower edge and the inside of the slotted portion ί=ΗΖ) = trace of the tip 21 shackle (four) lower frequency as shown by 'when the slotted portion 1. It has a length of 23 coffee, 13mm w straight ^ has a width of 36 mm, and its two sides are spaced from the groove σ 11 by 4 mm, and the horizontal portion 21 has an adjustable length hiding, 4 〇瞧 width, fF edge and The length (L) of the horizontal portion 21 when the inner portion of the _ portion has 2Qmm coffee mainly affects the impedance of the middle and low frequency bands (4-7 GHz). For example, as shown in 5 (6), when the groove portion iG has a length of 23 coffee, the vertical portion has a width of 3.6 mm and the both sides thereof are spaced apart from the groove and f 〇.4 mm; the horizontal portion 21 has a length of _, a width of 4 () and a width of 2 () and a gap between the lower edge and the groove portion (4) (τ), the distance between the lower edge of the horizontal portion and the inner circumference of the grooved portion ( D) is relatively sensitive to input impedance throughout the frequency band (3_1 to 10.6 GHz). Visit. 5(d), Lin's (4) super-day shape and actual measurement. As shown in the figure, when the grooved portion 1 has a length of 23 rounds and a width of 13 mm; the vertical portion has a width of 3.6 coffee, and the sides thereof and the groove 1299959, the simulation program is used to stretch the inner circumference of the file. With a 2.0mm interval (τ) measured return loss ===== so that the spectrum analyzer amount of these resonances (four) material and 1GGHZ respectively have a resonance point, an important role, the second mode dispersion and explain the electric field light When playing the frequency 啻 啻 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古 古The ultra-wideband antenna sound map of the present invention does not. The ultra-wideband antenna of the present invention has a gate 1 and a narrow-length f-curve section 211 in the horizontal portion 21 as a parasitic element so that ^ =:.狭 The narrow curved groove 2" segment 'shows the horizontal portion to show 7 =: white groove segment, and its two ends are not connected to each other. Less - narrow-length open π groove segment 212, as a parasitic element, U The ^GHz has no transmission capability, wherein the elongated opening 曰^=^ 21 t , the number of the l ^ has a vertical segment 213, wherein the length of the elongated slot segment 212 is two and is symmetrically arranged. Π , , , , , , , , , , 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 超 214 214 214 214 _ two, configured with A Figure 9, which is not a schematic diagram of the return loss of the ultra-wideband antenna as shown in Figure 4 and the actual measurement of the ultra-wideband antenna as shown in Figures 6, 7 and 8. As shown in the figure 1299595, the Wei-band antenna shown in the figure has a lower return loss at 5-6 GHz, so it has a transmission capacity at 5-6 GHz, while Figure 6, Figure 7, and the antenna have a higher return loss at 5-6 GHz. Therefore, it is impossible to remove the EEEEE 8〇2.11a (5_6 GHz) signal from the 5 shed. - The gain is based on the hair style ultra-wideband The implementation of the line, which can greatly reduce the area of the eight printed circuit boards without affecting its performance; can be easily extended to and with] the shape, and by adjusting the coplanar waveguide to feed the two = f degree, read or order _ the part of the _ part of the reference scale gamma, therefore, can be changed to know the i broadband "the case revealed by the case, is the preferred embodiment of the species, the local change secret = ΐ case ΐ Technology: It is easy for people who are skilled in the art to infer the heart of the patent and push the patent pillow. Chen 'nucleus has no purpose, means and Wei =:, characteristics, and its first invention is practical, and it is also inspected by the compliance review committee, and the patent is granted as soon as possible, '[Simple description of the map] 1 is - shows _, and its _1 knows the technology of ultra-wideband days. 2 is a schematic diagram of the 妓 另 f f 技术 六 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图 意图The present invention - the ultra-wideband days of the preferred embodiment. The milk 9595 adjusts its level; the length is the same as that, which respectively shows the returning edge of the ultra-wideband antenna of the present invention and the slotted portion. The amount of spacing - the resulting copper is the simulation of the super-antenna of the present invention and the actual indication θ. 〜图图下不:Inventive--the preferred embodiment of the super I: the frequency of the antenna diagram 7 is shown as - shows _, riding the display (four) and - better _ the ultra-wideband antenna diagram indication _ 'Newlin hair-touching _ ultra-wideband antenna diagram Λ 9 Λ - schematic ®, which is shown in Figure 4, the ultra-wideband antenna and the actual measurement of the ultra-wideband antenna as shown in Figure 6, ^ and Figure 8. Return to the sound diagram 0 u [Description of the symbol of the figure] Slotted part 10 Coplanar waveguide feeding part 20 Long and narrow curved groove section 211 Vertical section 213 Bending 215 Printed circuit board 30 Notch 11 Horizontal part 21 Long and narrow type Open slot segment 212 metal segment 214 vertical portion 22 11