TWM643279U - ANTENNA STRUCTURE AND WIRELESS MODULE FOR 5GHz BANDWIDTH - Google Patents
ANTENNA STRUCTURE AND WIRELESS MODULE FOR 5GHz BANDWIDTH Download PDFInfo
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Abstract
Description
本新型係有關於一種天線結構及模組,尤指一種適用於5GHz頻寬的天線結構及無線模組。 The present invention relates to an antenna structure and a module, especially an antenna structure and a wireless module suitable for 5GHz bandwidth.
隨著無線通訊技術的快速發展以及消費者的需求提高,具備無線通訊功能的產品也隨之增加。由於無線通訊設備是藉由電波進行通訊傳輸,不受實體線路的影響,因此可攜帶至各種環境下進行通訊。 With the rapid development of wireless communication technology and the improvement of consumer demand, products with wireless communication functions are also increasing. Since the wireless communication equipment uses radio waves for communication transmission and is not affected by physical lines, it can be carried in various environments for communication.
然而,無線通訊設備的通訊能力受到天線傳輸角度的影響,而現有天線難以滿足多方向傳輸角度的需求,導致無線通訊設備發生在特地場景或方位收訊不佳的情況,因此提供一種具備多方向傳輸角度的天線為本領域急需解決的問題之一。 However, the communication capability of wireless communication equipment is affected by the transmission angle of the antenna, and existing antennas are difficult to meet the requirements of multi-directional transmission angles, resulting in poor reception of wireless communication equipment in special scenarios or directions. Therefore, providing an antenna with multi-directional transmission angles is one of the problems that need to be solved urgently in this field.
有鑑於上述現有技術存在的問題,本新型的主要目的係提供一種適用於5GHz頻寬的天線結構及無線模組,其透過天線構型之設計來產生均勻的輻射場型,並具有較佳的頻寬以及增益。 In view of the above-mentioned problems in the prior art, the main purpose of the present invention is to provide an antenna structure and wireless module suitable for 5GHz bandwidth, which can generate a uniform radiation pattern through the design of the antenna configuration, and has better bandwidth and gain.
為了達成上述目的所採取的一主要技術手段,係令上述之適用於5GHz頻寬的天線結構包括: 一旗狀輻射體,具有一第一側與一第二側,該第一側與該第二側彼此相鄰係呈垂直設置,該旗狀輻射體的第一側與第二側之間經延伸形成一階級狀的延伸段;一連接部,具有相對的兩端,其中一端係與該旗狀輻射體的第一側連接;一饋入端,係與該連接部的另一端連接。 One of the main technical means adopted in order to achieve the above-mentioned purpose is to make the above-mentioned antenna structure suitable for 5GHz bandwidth include: A flag-shaped radiator has a first side and a second side. The first side and the second side are vertically arranged adjacent to each other. The first side and the second side of the flag-shaped radiator are extended to form a step-like extension section; a connecting portion has two opposite ends, one of which is connected to the first side of the flag-shaped radiator; a feed-in end is connected to the other end of the connecting portion.
為了達成上述目的所採取的另一主要技術手段,係令上述之天線模組包括:一基板;一第一天線結構,係如上述之適用於5GHz頻寬的天線結構;一第二天線結構,係如上述之適用於5GHz頻寬的天線結構;其中,該第一天線結構與該第二天線結構係分設於該基板,且該第一天線結構與該第二天線結構呈鏡面設置。 Another main technical means adopted in order to achieve the above-mentioned purpose is to make the above-mentioned antenna module include: a substrate; a first antenna structure, which is the above-mentioned antenna structure suitable for the 5GHz bandwidth; a second antenna structure, which is the above-mentioned antenna structure suitable for the 5GHz bandwidth; wherein, the first antenna structure and the second antenna structure are separately arranged on the substrate, and the first antenna structure and the second antenna structure are arranged on a mirror surface.
根據上述構造,本新型具有該旗狀輻射體,且該旗狀輻射體的第一側與第二側之間經延伸形成該階級狀的延伸段,透過此天線構型之特殊設計,可實現均勻的輻射場型,達到具有較佳的頻寬以及增益的目的。 According to the above structure, the present invention has the flag-shaped radiator, and the step-like extension is formed by extending between the first side and the second side of the flag-shaped radiator. Through the special design of this antenna configuration, a uniform radiation pattern can be realized, and the purpose of having better bandwidth and gain can be achieved.
1:第一天線結構 1: The first antenna structure
1’:第二天線結構 1': the second antenna structure
2:基板 2: Substrate
10、10’:旗狀輻射體 10, 10': flag radiator
11:第一側 11: First side
12:第二側 12: Second side
13:第三側 13: Third side
14:第四側 14: Fourth side
15:第五側 15: fifth side
16:第六側 16: Sixth side
20:連接部 20: Connecting part
30:饋入端 30: Feed-in terminal
40:接地線 40: Ground wire
41:第一端部 41: first end
42:第二端部 42: second end
a1:第一角度 a1: first angle
a2:第二角度 a2: second angle
M1、M2、M3、M4、A、B、C:頻段 M1, M2, M3, M4, A, B, C: frequency band
圖1 係本新型第一實施例之適用於5GHz頻寬的天線結構的示意圖。 FIG. 1 is a schematic diagram of an antenna structure suitable for 5 GHz bandwidth according to the first embodiment of the present invention.
圖2 係本新型第一實施例之適用於5GHz頻寬的天線結構的史密斯圖。 FIG. 2 is a Smith chart of the antenna structure suitable for 5GHz bandwidth according to the first embodiment of the present invention.
圖3 係本新型第一實施例之適用於5GHz頻寬的天線結構的反射係數損失變化圖。 FIG. 3 is a graph showing the variation of reflection coefficient loss of the antenna structure applicable to 5 GHz bandwidth according to the first embodiment of the present invention.
圖4 係本新型第一實施例之適用於5GHz頻寬的天線結構的輻射場型示意圖。 FIG. 4 is a schematic diagram of the radiation pattern of the antenna structure applicable to a 5GHz bandwidth according to the first embodiment of the present invention.
圖5係本新型第二實施例之適用於5GHz頻寬的無線模組的示意圖。 FIG. 5 is a schematic diagram of a wireless module suitable for 5GHz bandwidth according to a second embodiment of the present invention.
關於本新型之第一較佳實施例,係一種適用於5GHz頻寬的天線結構,請參考圖1所示,其包括一旗狀輻射體10、一連接部20、一饋入端30以及一接地線40。本實施例中,該旗狀輻射體10係呈一旗狀,該連接部20具有相對的兩端,其中一端與該旗狀輻射體10連接,其中另一端與該饋入端30連接,且該連接部20位於該旗狀輻射體10以及該饋入端30之間。該饋入端30與一周邊電路(未繪示)電性連接,以接收來自於該周邊電路的天線訊號。該接地線40的一端與該連接部20連接,該接地線40的另一端與該周邊電路之接地連接。藉此,本新型之適用於5GHz頻寬的天線結構,以該饋入端30接收來自該周邊電路的天線訊號,透過該連接部20將天線訊號由該饋入端30傳送至該旗狀輻射體10,該旗狀輻射體10回應接收的天線訊號將天線訊號輻射發送。 Regarding the first preferred embodiment of the present invention, it is an antenna structure suitable for 5GHz bandwidth, please refer to FIG. In this embodiment, the flag-shaped radiator 10 is in the shape of a flag, and the connecting portion 20 has two opposite ends, one of which is connected to the flag-shaped radiator 10 , and the other end is connected to the feeding end 30 , and the connecting portion 20 is located between the flag-shaped radiator 10 and the feeding end 30 . The feed-in terminal 30 is electrically connected to a peripheral circuit (not shown) for receiving antenna signals from the peripheral circuit. One end of the ground wire 40 is connected to the connecting portion 20 , and the other end of the ground wire 40 is connected to the ground of the peripheral circuit. In this way, the new antenna structure suitable for 5GHz bandwidth uses the feed-in terminal 30 to receive the antenna signal from the peripheral circuit, and transmits the antenna signal from the feed-in terminal 30 to the flag-shaped radiator 10 through the connecting portion 20, and the flag-shaped radiator 10 responds to the received antenna signal and radiates and transmits the antenna signal.
於本實施例中,該旗狀輻射體10具有一第一側11以及一第二側12,該第一側11與該第二側12彼此相鄰並且係呈垂直設置,於本實施例中該旗狀輻射體10的第一側11係位於一垂直軸向上、該旗狀輻射體10的第二側12係位於一水平軸向上,且於該第一側11與該第二側12之間構成該旗狀的下擺,該第一側11與該第二側12的下擺可進一步經延伸形成一階級狀的延伸段,並該第一側11與該連接部20連接。 In this embodiment, the flag-shaped radiator 10 has a first side 11 and a second side 12. The first side 11 and the second side 12 are adjacent to each other and arranged vertically. In this embodiment, the first side 11 of the flag-shaped radiator 10 is located on a vertical axis, and the second side 12 of the flag-shaped radiator 10 is located on a horizontal axis. The hem of the can be further extended to form a step-like extension, and the first side 11 is connected to the connecting portion 20 .
進一步的,該旗狀輻射體10的階級狀的延伸段可由多個側邊所構成,於本實施例中該旗狀輻射體10的階級狀的延伸段包括一第三側13、一第 四側14、一第五側15以及一第六側16;其中該第三側13的一端與該第二側12相鄰,且與該第一側11平行。 Further, the step-like extension of the flag-shaped radiator 10 can be formed by a plurality of sides. In this embodiment, the step-like extension of the flag-like radiator 10 includes a third side 13, a first Four sides 14 , a fifth side 15 and a sixth side 16 ; one end of the third side 13 is adjacent to the second side 12 and parallel to the first side 11 .
進一步的,該第五側15的一端與該第三側13的另一端連接,該第五側15的另一端與該第四側14的一端連接,於本實施例中該第四側14係與該第二側12平行,且該第五側15係呈一斜邊,並在該第五側15與該第四側14之間構成一第一角度a1。 Further, one end of the fifth side 15 is connected to the other end of the third side 13, and the other end of the fifth side 15 is connected to one end of the fourth side 14. In this embodiment, the fourth side 14 is parallel to the second side 12, and the fifth side 15 is a hypotenuse, and a first angle a1 is formed between the fifth side 15 and the fourth side 14.
該第六側16的一端與該連接部20的一端連接,該第六側16的另一端與該第四側14的另一端連接,於本實施例中該第六側16係呈一斜邊,並於該第六側16與該連接部20之間構成一第二角度a2。 One end of the sixth side 16 is connected to one end of the connecting portion 20, and the other end of the sixth side 16 is connected to the other end of the fourth side 14. In this embodiment, the sixth side 16 is a hypotenuse, and forms a second angle a2 between the sixth side 16 and the connecting portion 20.
進一步的,於本實施例中該第一側11的長度大於該第三側13的長度,該第二側12的長度大於該第四側14的長度,該第六側16的長度大於第五側15的長度。 Further, in this embodiment, the first side 11 is longer than the third side 13 , the second side 12 is longer than the fourth side 14 , and the sixth side 16 is longer than the fifth side 15 .
進一步的,於本實施例中該第一角度a1大於0度角並小於90度角,該第二角度a2大於90度角並小於180度角,且第一角度a1小於第二角度a2。 Further, in this embodiment, the first angle a1 is greater than 0° and less than 90°, the second angle a2 is greater than 90° and less than 180°, and the first angle a1 is less than the second angle a2.
因此,本實施例之適用於5GHz頻寬的天線結構,藉由該第一側11至該第六側16,形成寬度由第一側11往第二側12遞減的旗狀輻射體10。同時,由於本實施例之旗狀輻射體10係為旗狀,具有較大的輻射面積,因此可形成均勻的輻射場型,在不同角度都可有效進行通訊,此外,更具有較大的通訊頻寬以及增益,達到實現均勻的輻射場型,並具有較佳的頻寬以及增益目的。 Therefore, the antenna structure suitable for 5 GHz bandwidth of this embodiment forms a flag-shaped radiator 10 whose width decreases from the first side 11 to the second side 12 through the first side 11 to the sixth side 16 . At the same time, because the flag-shaped radiator 10 of this embodiment is flag-shaped and has a large radiation area, it can form a uniform radiation pattern, and can communicate effectively at different angles. In addition, it has a larger communication bandwidth and gain, so as to achieve a uniform radiation pattern, and has a better bandwidth and gain.
進一步的,該接地線40可定義出一第一端部41以及一第二端部42,該接地線40的第一端部41與該連接部20連接且與該旗狀輻射體10的第二側12平行,該接地線40的第二端部42與該第一端部41連接且垂直於該第一端部41,於本實施例中該接地線40的第二端部42係經由該第一端部41延伸彎折而形成。因此,於本實施例中該接地線40係呈一L型,且位於該連接部20以及該周 邊電路之間。藉此,該接地線40可使本實施例之適用於5GHz頻寬的天線結構具有50歐姆的天線阻抗,有效降低因為阻抗不匹配造成的訊號損失。 Further, the ground wire 40 can define a first end 41 and a second end 42. The first end 41 of the ground wire 40 is connected to the connecting portion 20 and parallel to the second side 12 of the flag radiator 10. The second end 42 of the ground wire 40 is connected to the first end 41 and is perpendicular to the first end 41. In this embodiment, the second end 42 of the ground wire 40 is formed by extending and bending through the first end 41. Therefore, in this embodiment, the ground wire 40 is in an L-shape, and is located at the connecting portion 20 and the surrounding between side circuits. Thereby, the ground wire 40 can make the antenna structure suitable for 5 GHz bandwidth of this embodiment have an antenna impedance of 50 ohms, effectively reducing the signal loss caused by impedance mismatch.
在本實施例中,本實施例之適用於5GHz頻寬的天線結構可以平面式天線實現。進一步的,該旗狀輻射體10、該連接部20、該饋入端30以及該接地線40係呈一扁平板狀。 In this embodiment, the antenna structure applicable to the 5 GHz bandwidth of this embodiment can be realized by a planar antenna. Further, the flag radiator 10 , the connecting portion 20 , the feeding end 30 and the ground wire 40 are in the shape of a flat plate.
本新型之適用於5GHz頻寬的天線結構由於具有旗狀輻射體10,可以較大的輻射面積來進行訊號的輻射傳送,因此可形成均勻的輻射場型,此外,更具有較大的通訊頻寬以及增益,且具備與系統匹配的天線阻抗,因此可達到實現均勻的輻射場型,並具有較佳的頻寬以及增益目的。 The new antenna structure suitable for 5GHz bandwidth has a flag-shaped radiator 10, which can transmit signals with a large radiation area, so it can form a uniform radiation pattern. In addition, it has a larger communication bandwidth and gain, and has antenna impedance matching the system, so it can achieve a uniform radiation pattern, and has better bandwidth and gain.
請參考圖2,圖2為本新型之適用於5GHz頻寬的天線結構在不同頻段下量測所得之史密斯圖,其中,M1為5.1GHz的量測結果,M2為5.2GHz的量測結果,M3為5.7GHz的量測結果,M4為5.9GHz的量測結果。由圖中可以看出,本新型之適用於5GHz頻寬的天線結構在5.1GHz到5.9GHz的頻段內,其阻抗皆可接近於50歐姆的中心點,有效降低因為阻抗不匹配造成的訊號損失。 Please refer to Figure 2. Figure 2 is the Smith chart of the antenna structure of the present invention, which is suitable for 5GHz bandwidth, measured in different frequency bands. Among them, M1 is the measurement result of 5.1GHz, M2 is the measurement result of 5.2GHz, M3 is the measurement result of 5.7GHz, and M4 is the measurement result of 5.9GHz. It can be seen from the figure that the new antenna structure suitable for 5GHz bandwidth can have impedance close to the center point of 50 ohms in the frequency band from 5.1GHz to 5.9GHz, effectively reducing the signal loss caused by impedance mismatch.
請參考圖3,圖3為本新型之適用於5GHz頻寬的天線結構在不同頻段下之反射係數損失變化示意圖,其中M1為5.1GHz的量測結果,M2為5.2GHz的量測結果,M3為5.7GHz的量測結果,M4為5.9GHz的量測結果。由圖中可以看出,本新型之適用於5GHz頻寬的天線結構在5.1GHz到5.9GHz的頻段內,其反射係數損失皆落在-10dB以下,也就是反射回來的電磁波具有較少的能量損失。 Please refer to Figure 3. Figure 3 is a schematic diagram of the reflection coefficient loss variation of the antenna structure suitable for 5GHz bandwidth of the present invention in different frequency bands, where M1 is the measurement result of 5.1GHz, M2 is the measurement result of 5.2GHz, M3 is the measurement result of 5.7GHz, and M4 is the measurement result of 5.9GHz. It can be seen from the figure that the new antenna structure suitable for 5GHz bandwidth has a reflection coefficient loss of less than -10dB in the frequency band from 5.1GHz to 5.9GHz, that is, the reflected electromagnetic wave has less energy loss.
請參考圖4,圖4為本新型之適用於5GHz頻寬的天線結構在不同頻段下於ZY平面的輻射場型,其中A為5.1GHz的量測結果,B為5.5GHz的量測結果以及C為5.9GHz的量測結果。由圖中可以看出,本新型之適用於5GHz頻寬 的天線結構在A、B、C頻段內,皆具有均勻的輻射場型,在不同角度都可有效進行通訊。 Please refer to Figure 4. Figure 4 shows the radiation pattern of the new antenna structure suitable for 5GHz bandwidth on the ZY plane in different frequency bands, where A is the measurement result at 5.1GHz, B is the measurement result at 5.5GHz, and C is the measurement result at 5.9GHz. As can be seen from the figure, the new model is suitable for 5GHz bandwidth The antenna structure has a uniform radiation pattern in the A, B, and C frequency bands, and can communicate effectively at different angles.
關於本新型之一第二較佳實施例,其主要技術內容與前述的該第一較佳實施例大致相同,惟本較佳實施例中進一步提供一種適用於5GHz頻寬的無線模組,請參考圖5所示,該適用於5GHz頻寬的無線模組包括一第一天線結構1、一第二天線結構1’以及一基板2,該第一天線結構1以及該第二天線結構1’各別配置於該基板2之上,且該第一天線結構1及該第二天線結構1’沿同一水平軸向彼此鏡像配置。由於本新型之該第一天線結構1、該第二天線結構1’具備該旗狀輻射體10、10’,且以鏡像配置的情況下,該第一天線結構1、該第二天線結構1’的旗狀輻射體10、10’的朝向是彼此相反且遠離,該第一天線結構1、該第二天線結構1’可藉由此配置而適度隔離,使彼此的天線訊號不互相影響,並形成互補的輻射場型。即本新型之該適用於5GHz頻寬的無線模組可以該第一天線結構1、該第二天線結構1’達到實現均勻的輻射場型的目的,並由於該第一天線結構1、該第二天線結構1’彼此訊號不互相干擾,且形成互補的輻射場型,因此更具有較佳的頻寬以及增益。 Regarding a second preferred embodiment of the present invention, its main technical content is substantially the same as that of the aforementioned first preferred embodiment, but a wireless module suitable for a 5GHz bandwidth is further provided in this preferred embodiment. Please refer to FIG. configure. Since the first antenna structure 1 and the second antenna structure 1' of the present invention have the flag-shaped radiators 10, 10' and are configured as mirror images, the directions of the flag-shaped radiators 10, 10' of the first antenna structure 1 and the second antenna structure 1' are opposite and far away from each other, the first antenna structure 1 and the second antenna structure 1' can be properly isolated by this configuration, so that the antenna signals of each other do not affect each other and form complementary radiation patterns. That is to say, the wireless module suitable for 5GHz bandwidth of the present invention can achieve the purpose of uniform radiation pattern with the first antenna structure 1 and the second antenna structure 1', and because the signals of the first antenna structure 1 and the second antenna structure 1' do not interfere with each other and form a complementary radiation pattern, it has better bandwidth and gain.
綜上所述,由於本新型之適用於5GHz頻寬的天線結構具有旗狀輻射體,可以較大的輻射面積來進行訊號的輻射傳送,因此可形成均勻的輻射場型,此外,更具有較大的通訊頻寬以及增益,且具備與系統匹配的天線阻抗,因此可達到實現均勻的輻射場型,並具有較佳的頻寬以及增益目的。 To sum up, since the new antenna structure suitable for 5GHz bandwidth has a flag-shaped radiator, it can radiate and transmit signals with a larger radiation area, so it can form a uniform radiation pattern. In addition, it has a larger communication bandwidth and gain, and has an antenna impedance that matches the system, so it can achieve a uniform radiation pattern, and has better bandwidth and gain.
10:旗狀輻射體 10: Flag Radiator
11:第一側 11: First side
12:第二側 12: Second side
13:第三側 13: Third side
14:第四側 14: Fourth side
15:第五側 15: fifth side
16:第六側 16: Sixth side
20:連接部 20: Connecting part
30:饋入端 30: Feed-in terminal
40:接地線 40: Ground wire
41:第一端部 41: first end
42:第二端部 42: second end
a1:第一角度 a1: first angle
a2:第二角度 a2: second angle
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW112200696U TWM643279U (en) | 2023-01-18 | 2023-01-18 | ANTENNA STRUCTURE AND WIRELESS MODULE FOR 5GHz BANDWIDTH |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW112200696U TWM643279U (en) | 2023-01-18 | 2023-01-18 | ANTENNA STRUCTURE AND WIRELESS MODULE FOR 5GHz BANDWIDTH |
Publications (1)
Publication Number | Publication Date |
---|---|
TWM643279U true TWM643279U (en) | 2023-07-01 |
Family
ID=88148147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW112200696U TWM643279U (en) | 2023-01-18 | 2023-01-18 | ANTENNA STRUCTURE AND WIRELESS MODULE FOR 5GHz BANDWIDTH |
Country Status (1)
Country | Link |
---|---|
TW (1) | TWM643279U (en) |
-
2023
- 2023-01-18 TW TW112200696U patent/TWM643279U/en unknown
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