TW202023116A - Two-stage tunable smart antenna - Google Patents

Two-stage tunable smart antenna Download PDF

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TW202023116A
TW202023116A TW108102172A TW108102172A TW202023116A TW 202023116 A TW202023116 A TW 202023116A TW 108102172 A TW108102172 A TW 108102172A TW 108102172 A TW108102172 A TW 108102172A TW 202023116 A TW202023116 A TW 202023116A
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radiator
electrically connected
antenna
switching element
switch element
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TW108102172A
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Chinese (zh)
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TWI695545B (en
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胡維龍
謝仲宸
謝尚峰
陳柏樺
薛閔聰
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國巨股份有限公司
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/48—Earthing means; Earth screens; Counterpoises
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H01Q3/247—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching by switching different parts of a primary active element

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Abstract

A two-stage tunable smart antenna is provided. The two-stage tunable antenna includes a grounded part, a first radiation body, a second radiation body, a third radiation body, a first switching element, a second switching element and a control module. The first radiation body is located between the grounded part and the second radiation part, and electrically connected to a signal feeding point to receive an antenna signal. The third radiation is electrically connected to the grounded part. The first switching element is electrically connected between the first radiation body and the second radiation body. The second switching element is electrically connected between the second radiation body and the third radiation body. The control module is configured to adjust a level of a bias voltage of the antenna signal to control the switching states of the first switching element and the second switching element.

Description

雙段可調式智慧天線 Dual-section adjustable smart antenna

本發明是有關於一種雙段可調式智慧天線，且特別是有關於一種可提供兩種不同天線場型之雙段可調式智慧天線。 The present invention relates to a dual-stage adjustable smart antenna, and particularly relates to a dual-stage adjustable smart antenna that can provide two different antenna field types.

隨著通訊科技的快速發展，各種通訊產品，例如無線接入點(Wireless Access Point)、智慧型手機和筆記型電腦也逐漸成為人類生活的一部分。這些通訊產品大多具有天線裝置來實現無線傳輸的功能，以滿足消費者的需求。由於智慧型天線(Smart Antenna)可提供穩定的通訊品質，智慧型天線已成為通訊產品中常用的天線裝置。 With the rapid development of communication technology, various communication products, such as wireless access points (Wireless Access Point), smart phones and notebook computers have gradually become part of human life. Most of these communication products have an antenna device to realize the function of wireless transmission to meet the needs of consumers. As smart antennas can provide stable communication quality, smart antennas have become a commonly used antenna device in communication products.

一般而言，智慧型天線係根據空間中通訊訊號能量所傳送或接收的方向來變化其天線輻射場型，以選擇出較佳的天線輻射場型來進行訊號傳輸。例如，智慧型天線可切換提供多種不同的天線輻射場型，並根據空間中的通訊訊號來從中決定出通訊品質較佳的天線輻射場型，以使得智慧型天線的訊號傳輸更為穩定。 Generally speaking, a smart antenna changes its antenna radiation pattern according to the direction in which the communication signal energy is transmitted or received in space, so as to select a better antenna radiation pattern for signal transmission. For example, a smart antenna can switch to provide a variety of different antenna radiation patterns, and determine the antenna radiation pattern with better communication quality according to the communication signal in the space, so that the signal transmission of the smart antenna is more stable.

本發明之一個態樣在於提供一種雙段可調式智慧天線。此雙段可調式智慧天線包含接地部、第一輻射體、第二輻射體、第三輻射體、第一開關元件以及第二開關元件。第一輻射體係位於接地部與第二輻射體之間，且電性連接至訊號饋入點，以接收天線訊號。第三輻射體係電性連接至接地部。第一開關元件係電性連接於第一輻射體與第二輻射體之間，用以根據天線訊號來選擇性地將第一輻射體與第二輻射體電性連接或斷開。第二開關元件係電性連接於第二輻射體與第三輻射體之間，用以根據天線訊號來將第二輻射體與第三輻射體電性連接或斷開。 One aspect of the present invention is to provide a dual-stage adjustable smart antenna. The two-stage adjustable smart antenna includes a ground portion, a first radiator, a second radiator, a third radiator, a first switch element, and a second switch element. The first radiation system is located between the grounding part and the second radiator, and is electrically connected to the signal feed point to receive the antenna signal. The third radiation system is electrically connected to the ground part. The first switch element is electrically connected between the first radiator and the second radiator, and is used for selectively electrically connecting or disconnecting the first radiator and the second radiator according to the antenna signal. The second switch element is electrically connected between the second radiator and the third radiator, and is used for electrically connecting or disconnecting the second radiator and the third radiator according to the antenna signal.

依據本發明之一實施例，其中雙段可調式智慧天線更包含電容結構，其包含第一導體以及第二導體。第一導體電性連接至第二輻射體。第二導體電性連接至接地部。第一導體與第二導體間具有間隙，以形成前述之電容結構。 According to an embodiment of the present invention, the dual-stage adjustable smart antenna further includes a capacitor structure including a first conductor and a second conductor. The first conductor is electrically connected to the second radiator. The second conductor is electrically connected to the ground part. There is a gap between the first conductor and the second conductor to form the aforementioned capacitor structure.

依據本發明之一實施例，其中第一開關元件和第二開關元件為二極體。 According to an embodiment of the present invention, the first switching element and the second switching element are diodes.

依據本發明之一實施例，其中第一開關元件和第二開關元件係於天線訊號具有第一偏壓位準時關閉，該第一開關元件和該第二開關元件係於天線訊號具有第二偏壓位準時開啟。 According to an embodiment of the present invention, the first switching element and the second switching element are turned off when the antenna signal has a first bias level, and the first switching element and the second switching element are turned off when the antenna signal has a second bias. The pressure level opens on time.

依據本發明之一實施例，其中第二偏壓位準大於第一偏壓位準。 According to an embodiment of the present invention, the second bias voltage level is greater than the first bias voltage level.

本發明之另一態樣在於提供一種雙段可調式智 慧天線。此雙段可調式智慧天線包含接地部、第一輻射體、第二輻射體、第三輻射體、第一開關元件、第二開關元件以及控制模組。第一輻射體係位於接地部與第二輻射體之間，且電性連接至訊號饋入點，以接收天線訊號。第三輻射體係電性連接至接地部。第一開關元件係電性連接於第一輻射體與第二輻射體之間。第二開關元件係電性連接於第二輻射體與第三輻射體之間。控制模組係用以調整天線訊號之偏壓位準，以控制第一開關元件和第二開關元件之開關狀態。 Another aspect of the present invention is to provide a two-stage adjustable smart Hui antenna. The two-stage adjustable smart antenna includes a ground portion, a first radiator, a second radiator, a third radiator, a first switch element, a second switch element, and a control module. The first radiation system is located between the grounding part and the second radiator, and is electrically connected to the signal feed point to receive the antenna signal. The third radiation system is electrically connected to the ground part. The first switch element is electrically connected between the first radiator and the second radiator. The second switch element is electrically connected between the second radiator and the third radiator. The control module is used to adjust the bias level of the antenna signal to control the switching states of the first switching element and the second switching element.

依據本發明之一實施例，其中雙段可調式智慧天線更包含電容結構，其包含第一導體以及第二導體。第一導體電性連接至第二輻射體。第二導體電性連接至接地部。第一導體與第二導體間具有間隙，以形成前述之電容結構。 According to an embodiment of the present invention, the dual-stage adjustable smart antenna further includes a capacitor structure including a first conductor and a second conductor. The first conductor is electrically connected to the second radiator. The second conductor is electrically connected to the ground part. There is a gap between the first conductor and the second conductor to form the aforementioned capacitor structure.

依據本發明之一實施例，其中第一開關元件和第二開關元件為二極體。 According to an embodiment of the present invention, the first switching element and the second switching element are diodes.

依據本發明之一實施例，其中當控制模組調整偏壓位準為第一電壓位準時，第一開關元件和第二開關元件關閉，以將該第一輻射體與該第二輻射體電性斷開，以及將第二輻射體與第三輻射體電性斷開；當控制模組調整偏壓位準為第二電壓位準時，第一開關元件和第二開關元件開啟，以將第一輻射體與第二輻射體電性連接，以及將第二輻射體與第三輻射體電性連接。 According to an embodiment of the present invention, when the control module adjusts the bias voltage level to the first voltage level, the first switching element and the second switching element are turned off to electrically connect the first radiator and the second radiator. And the second radiator is electrically disconnected from the third radiator; when the control module adjusts the bias voltage level to the second voltage level, the first switching element and the second switching element are turned on to turn on the A radiator is electrically connected to the second radiator, and the second radiator is electrically connected to the third radiator.

依據本發明之一實施例，其中第二偏壓位準大於第一偏壓位準。 According to an embodiment of the present invention, the second bias voltage level is greater than the first bias voltage level.

100‧‧‧雙段可調式智慧天線 100‧‧‧Two-section adjustable smart antenna

110‧‧‧第一輻射體 110‧‧‧First Radiator

120‧‧‧第二輻射體 120‧‧‧Second radiator

130‧‧‧第三輻射體 130‧‧‧Third radiator

140‧‧‧接地部 140‧‧‧Grounding part

150‧‧‧連接體 150‧‧‧Connector

160‧‧‧電容結構 160‧‧‧Capacitor structure

162‧‧‧第一導體部 162‧‧‧First conductor part

164‧‧‧第二導體部 164‧‧‧Second conductor part

166‧‧‧間隙 166‧‧‧Gap

170‧‧‧控制模組 170‧‧‧Control Module

AS‧‧‧天線訊號 AS‧‧‧Antenna signal

D1‧‧‧第一開關元件 D1‧‧‧First switching element

D2‧‧‧第二開關元件 D2‧‧‧Second switching element

FP‧‧‧訊號饋入點 FP‧‧‧Signal feed-in point

為讓本發明之上述和其他目的、特徵、優點與實施例能更明顯易懂，所附圖式之詳細說明如下：[圖1]係繪示根據本發明實施例之雙段可調式智慧天線的結構示意圖；[圖2]係繪示根據本發明實施例之單一耦合天線的結構示意圖；以及[圖3]係繪示根據本發明實施例之雙迴圈(loop)天線的結構示意圖。 In order to make the above and other objects, features, advantages and embodiments of the present invention more comprehensible, the detailed description of the accompanying drawings is as follows: [FIG. 1] is a two-section adjustable smart antenna according to an embodiment of the present invention [FIG. 2] is a schematic diagram showing the structure of a single coupled antenna according to an embodiment of the present invention; and [FIG. 3] is a schematic diagram showing the structure of a double loop antenna according to an embodiment of the present invention.

關於本文中所使用之『第一』、『第二』、...等，並非特別指次序或順位的意思，其僅為了區別以相同技術用語描述的元件或操作。 Regarding the "first", "second", ... etc. used in this text, it does not specifically refer to the order or sequence, but only to distinguish elements or operations described in the same technical terms.

請參照圖1，其係繪示根據本發明實施例之雙段可調式智慧天線100的結構示意圖。雙段可調式智慧天線100包含第一輻射體110、第二輻射體120、第三輻射體130、接地部140、連接體150、電容結構160、控制模組170、第一開關元件D1以及第二開關元件D2。第一輻射體110係電性連接至訊號饋入點FP，以接收天線訊號AS。在本實施例中，天線訊號AS係透過訊號饋入組件(例如，同軸線)來饋入至第一輻射體110。具體而言，訊號饋入組件包含訊號端和接地端，其中訊號饋入組件之訊號端連接至訊號饋入點FP，而訊號饋入組件之接地端則連接至接地部140。 Please refer to FIG. 1, which is a schematic structural diagram of a dual-stage adjustable smart antenna 100 according to an embodiment of the present invention. The two-stage adjustable smart antenna 100 includes a first radiator 110, a second radiator 120, a third radiator 130, a ground portion 140, a connecting body 150, a capacitor structure 160, a control module 170, a first switching element D1, and a second radiator. Two switching element D2. The first radiator 110 is electrically connected to the signal feed point FP to receive the antenna signal AS. In this embodiment, the antenna signal AS is fed to the first radiator 110 through a signal feeding component (for example, a coaxial line). Specifically, the signal feed-in component includes a signal terminal and a ground terminal. The signal terminal of the signal feed-in component is connected to the signal feed point FP, and the ground terminal of the signal feed-in component is connected to the ground portion 140.

第二輻射體120係鄰設於第一輻射體110，以產生電磁耦合效果。在本實施例中，第一輻射體110係設置於第二輻射體120與接地部140之間，但本發明之實施例並不受限於此。電容結構160係電性連接於第二輻射體120與接地部140之間，以提供等效電容於第二輻射體120與接地部140之間。在本實施例中，電容結構160包含第一導體部162和第二導體部164。第一導體部162係電性連接至第二輻射體120，而第二導體部164係電性連接至接地部140，其中第一導體部162與第二導體部164之間具有間隙166，以形成電容結構160。 The second radiator 120 is adjacent to the first radiator 110 to generate an electromagnetic coupling effect. In this embodiment, the first radiator 110 is disposed between the second radiator 120 and the ground 140, but the embodiment of the present invention is not limited to this. The capacitor structure 160 is electrically connected between the second radiator 120 and the ground 140 to provide an equivalent capacitance between the second radiator 120 and the ground 140. In this embodiment, the capacitor structure 160 includes a first conductor portion 162 and a second conductor portion 164. The first conductor portion 162 is electrically connected to the second radiator 120, and the second conductor portion 164 is electrically connected to the ground portion 140, wherein there is a gap 166 between the first conductor portion 162 and the second conductor portion 164 to The capacitor structure 160 is formed.

第三輻射體130係鄰設於第二輻射體120，以產生電磁耦合效果。在本實施例中，第三輻射體130係透過連接體150來電性連接至接地部140，以使第三輻射體130與接地部140電性連通。另外，本實施例之第一輻射體110、第二輻射體120、第三輻射體130、接地部140和連接體150皆為金屬。舉例而言，第一輻射體110、第二輻射體120、第三輻射體130、接地部140和連接體150可以銅片製成，但本發明之實施例並不受限於此。 The third radiator 130 is adjacent to the second radiator 120 to generate an electromagnetic coupling effect. In this embodiment, the third radiator 130 is electrically connected to the ground portion 140 through the connecting body 150 so that the third radiator 130 and the ground portion 140 are electrically connected. In addition, the first radiator 110, the second radiator 120, the third radiator 130, the grounding portion 140 and the connecting body 150 of this embodiment are all made of metal. For example, the first radiator 110, the second radiator 120, the third radiator 130, the ground portion 140, and the connecting body 150 may be made of copper sheet, but the embodiment of the present invention is not limited thereto.

第一開關元件D1係電性連接於第一輻射體110與第二輻射體120之間，以根據天線訊號AS來選擇性地將第一輻射體110與第二輻射體120電性連接或斷開。在本實施例中，第一開關元件D1為二極體，其可根據天線訊號AS的偏壓位準來開啟或關閉。具體而言，第一開關元件D1之正極係電性連接至第一輻射體110，而負極則電性連接至第 二輻射體120。當天線訊號AS的偏壓位準高於第一開關元件D1的導通電壓時，第一開關元件D1便會開啟，並將第一輻射體110與第二輻射體120電性連接。相反地，當天線訊號AS的偏壓位準低於或等於第一開關元件D1的導通電壓時，第一開關元件D1便會關閉，並將第一輻射體110與第二輻射體120電性斷開。 The first switch element D1 is electrically connected between the first radiator 110 and the second radiator 120 to selectively connect or disconnect the first radiator 110 and the second radiator 120 according to the antenna signal AS open. In this embodiment, the first switching element D1 is a diode, which can be turned on or off according to the bias level of the antenna signal AS. Specifically, the positive electrode of the first switching element D1 is electrically connected to the first radiator 110, and the negative electrode is electrically connected to the first radiator 110. Two radiator 120. When the bias level of the antenna signal AS is higher than the turn-on voltage of the first switching element D1, the first switching element D1 will be turned on and electrically connect the first radiator 110 and the second radiator 120. Conversely, when the bias level of the antenna signal AS is lower than or equal to the turn-on voltage of the first switching element D1, the first switching element D1 will be turned off, and the first radiator 110 and the second radiator 120 will be electrically connected. disconnect.

第二開關元件D2係電性連接於第二輻射體120與第三輻射體130之間，以根據天線訊號AS來選擇性地將第二輻射體120與第三輻射體130電性連接或斷開。在本實施例中，第二開關元件D2為二極體，其可根據天線訊號AS的偏壓位準來開啟或關閉。具體而言，第二開關元件D2之正極係電性連接至第二輻射體120，而負極則電性連接至第三輻射體130。當天線訊號AS的偏壓位準高於第二開關元件D2的導通電壓時，第二開關元件D2便會開啟，並將第二輻射體120與第三輻射體130電性連接。相反地，當天線訊號AS的偏壓位準低於或等於第二開關元件D2的導通電壓時，第二開關元件D2便會關閉，並將第二輻射體120與第三輻射體130電性斷開。 The second switching element D2 is electrically connected between the second radiator 120 and the third radiator 130 to selectively connect or disconnect the second radiator 120 and the third radiator 130 according to the antenna signal AS open. In this embodiment, the second switching element D2 is a diode, which can be turned on or off according to the bias level of the antenna signal AS. Specifically, the positive electrode of the second switching element D2 is electrically connected to the second radiator 120, and the negative electrode is electrically connected to the third radiator 130. When the bias level of the antenna signal AS is higher than the turn-on voltage of the second switching element D2, the second switching element D2 will be turned on and electrically connect the second radiator 120 and the third radiator 130. Conversely, when the bias level of the antenna signal AS is lower than or equal to the turn-on voltage of the second switching element D2, the second switching element D2 will be turned off, and the second radiator 120 and the third radiator 130 will be electrically connected. disconnect.

控制模組170係用以調整天線訊號AS之偏壓位準，以控制第一開關元件D1和第二開關元件D2之開關狀態。如圖2所示，當控制模組170調整天線訊號AS之偏壓位準，使天線訊號AS具有低於第一開關元件D1和第二開關元件D2之導通電壓的第一電壓位準時，第一開關元件D1和第二開關元件D2為關閉狀態，如此第一輻射體110與第二輻射 體120電性斷開，而第二輻射體120與第三輻射體130亦為電性斷開。在此情況下，雙段可調式智慧天線100為單一耦合天線。 The control module 170 is used to adjust the bias level of the antenna signal AS to control the switching states of the first switching element D1 and the second switching element D2. As shown in FIG. 2, when the control module 170 adjusts the bias voltage level of the antenna signal AS so that the antenna signal AS has a first voltage level lower than the conduction voltage of the first switching element D1 and the second switching element D2, the first A switching element D1 and a second switching element D2 are in the off state, so that the first radiator 110 and the second radiator 110 The body 120 is electrically disconnected, and the second radiator 120 and the third radiator 130 are also electrically disconnected. In this case, the dual-segment adjustable smart antenna 100 is a single coupled antenna.

如圖3所示，當控制模組170調整天線訊號AS之偏壓位準，使天線訊號AS具有高於第一開關元件D1和第二開關元件D2之導通電壓的第二電壓位準時，第一開關元件D1和第二開關元件D2為開啟狀態，如此第一輻射體110與第二輻射體120電性連通，而第二輻射體120與第三輻射體130亦為電性連通。在此情況下，雙段可調式智慧天線100為雙迴圈(loop)天線。 As shown in FIG. 3, when the control module 170 adjusts the bias voltage level of the antenna signal AS so that the antenna signal AS has a second voltage level higher than the conduction voltage of the first switching element D1 and the second switching element D2, the first A switch element D1 and a second switch element D2 are in an on state, so the first radiator 110 and the second radiator 120 are electrically connected, and the second radiator 120 and the third radiator 130 are also electrically connected. In this case, the dual-segment adjustable smart antenna 100 is a double loop antenna.

由上述說明可知，本實施例之雙段可調式智慧天線100係調整天線訊號AS之偏壓位準，以切換第一開關元件D1和第二開關元件D2之開關狀態來提供兩種不同的天線輻射場型，然而本發明之實施例並不受限於此。在本發明之其他實施例中，可根據使用者的需求來調整雙段可調式智慧天線100之輻射體和開關元件的個數以及輻射體和開關元件的實體佈局，以提供其他各種不同天線輻射場型。 It can be seen from the above description that the dual-segment adjustable smart antenna 100 of this embodiment adjusts the bias level of the antenna signal AS to switch the switching states of the first switching element D1 and the second switching element D2 to provide two different antennas Radiation field type, but the embodiment of the present invention is not limited to this. In other embodiments of the present invention, the number of radiators and switching elements and the physical layout of the radiators and switching elements of the dual-segment adjustable smart antenna 100 can be adjusted according to the needs of users to provide various other antenna radiations. Field type.

另外，本發明之其他實施例中，控制模組170亦可適當地設定天線訊號AS的第一電壓位準和第二電壓位準，以使第一開關元件D1在天線訊號AS為第一電壓位準時開啟，而第二開關元件D2在天線訊號AS為第一電壓位準時關閉，以提供第一種天線輻射場型；又，使第一開關元件D1和第二開關元件D2在天線訊號AS為第二電壓位準時開啟，以提供第二種天線輻射場型。 In addition, in other embodiments of the present invention, the control module 170 can also appropriately set the first voltage level and the second voltage level of the antenna signal AS so that the first switch element D1 is at the first voltage level of the antenna signal AS. When the level is turned on, and the second switch element D2 is turned off when the antenna signal AS is at the first voltage level to provide the first antenna radiation pattern; in addition, the first switch element D1 and the second switch element D2 are set on the antenna signal AS Turn on at the second voltage level to provide a second antenna radiation pattern.

雖然本發明已以數個實施例揭露如上，然其並非用以限定本發明，在本發明所屬技術領域中任何具有通常知識者，在不脫離本發明之精神和範圍內，當可作各種之更動與潤飾，因此本發明之保護範圍當視後附之申請專利範圍所界定者為準。 Although the present invention has been disclosed in several embodiments as above, it is not intended to limit the present invention. Anyone with ordinary knowledge in the technical field to which the present invention belongs can make various modifications without departing from the spirit and scope of the present invention. Modifications and modifications, therefore, the scope of protection of the present invention shall be subject to those defined by the attached patent application scope.

100‧‧‧雙段可調式智慧天線 100‧‧‧Two-section adjustable smart antenna

110‧‧‧第一輻射體 110‧‧‧First Radiator

120‧‧‧第二輻射體 120‧‧‧Second radiator

130‧‧‧第三輻射體 130‧‧‧Third radiator

140‧‧‧接地部 140‧‧‧Grounding part

150‧‧‧連接體 150‧‧‧Connector

160‧‧‧電容結構 160‧‧‧Capacitor structure

162‧‧‧第一導體部 162‧‧‧First conductor part

164‧‧‧第二導體部 164‧‧‧Second conductor part

166‧‧‧間隙 166‧‧‧Gap

170‧‧‧控制模組 170‧‧‧Control Module

AS‧‧‧天線訊號 AS‧‧‧Antenna signal

D1‧‧‧第一開關元件 D1‧‧‧First switching element

D2‧‧‧第二開關元件 D2‧‧‧Second switching element

FP‧‧‧訊號饋入點 FP‧‧‧Signal feed-in point

Claims (10)

一種雙段可調式智慧天線，包含：一接地部；一第一輻射體，電性連接至一訊號饋入點，以接收一天線訊號；一第二輻射體，其中該第一輻射體位於該接地部與該第二輻射體之間；一第三輻射體，電性連接至該接地部；一第一開關元件，電性連接於該第一輻射體與該第二輻射體之間，用以根據該天線訊號來選擇性地將該第一輻射體與該第二輻射體電性連接或斷開；以及一第二開關元件，電性連接於該第二輻射體與該第三輻射體之間，用以根據該天線訊號來將該第二輻射體與該第三輻射體電性連接或斷開。 A dual-stage adjustable smart antenna, comprising: a grounding part; a first radiator electrically connected to a signal feed point to receive an antenna signal; a second radiator, wherein the first radiator is located at the Between the ground part and the second radiator; a third radiator electrically connected to the ground part; a first switching element electrically connected between the first radiator and the second radiator, To selectively electrically connect or disconnect the first radiator and the second radiator according to the antenna signal; and a second switch element electrically connected to the second radiator and the third radiator In between, it is used to electrically connect or disconnect the second radiator and the third radiator according to the antenna signal. 如申請專利範圍第1項所述之雙段可調式智慧天線，更包含一電容結構，其中該電容結構包含：一第一導體，電性連接至該第二輻射體；以及一第二導體，電性連接至該接地部；其中，該第一導體與該第二導體間具有一間隙，以形成該電容結構。 The dual-stage adjustable smart antenna described in the first item of the scope of patent application further includes a capacitor structure, wherein the capacitor structure includes: a first conductor electrically connected to the second radiator; and a second conductor, It is electrically connected to the grounding part; wherein a gap is formed between the first conductor and the second conductor to form the capacitor structure. 如申請專利範圍第1項所述之雙段可調式智慧天線，其中該第一開關元件和該第二開關元件為二極體。 The dual-stage adjustable smart antenna described in the first item of the scope of patent application, wherein the first switch element and the second switch element are diodes. 如申請專利範圍第1項所述之雙段可調式智慧天線，其中該第一開關元件和該第二開關元件係於該天線訊號具有一第一偏壓位準時關閉，該第一開關元件和該第二開關元件係於該天線訊號具有一第二偏壓位準時開啟。 According to the two-stage adjustable smart antenna described in claim 1, wherein the first switch element and the second switch element are turned off when the antenna signal has a first bias level, the first switch element and The second switch element is turned on when the antenna signal has a second bias level. 如申請專利範圍第4項所述之雙段可調式智慧天線，其中該第二偏壓位準大於該第一偏壓位準。 The dual-stage adjustable smart antenna described in item 4 of the scope of patent application, wherein the second bias voltage level is greater than the first bias voltage level. 一種雙段可調式智慧天線，包含：一接地部；一第一輻射體，電性連接至一訊號饋入點，以接收一天線訊號；一第二輻射體，其中該第一輻射體位於該接地部與該第二輻射體之間；一第三輻射體，電性連接至該接地部；一第一開關元件，電性連接於該第一輻射體與該第二輻射體之間；一第二開關元件，電性連接於該第二輻射體與該第三輻射體之間；以及一控制模組，用以調整該天線訊號之一偏壓位準，以控制該第一開關元件和該第二開關元件之開關狀態。 A dual-stage adjustable smart antenna, comprising: a grounding part; a first radiator electrically connected to a signal feed point to receive an antenna signal; a second radiator, wherein the first radiator is located at the Between the ground portion and the second radiator; a third radiator electrically connected to the ground portion; a first switching element electrically connected between the first radiator and the second radiator; The second switch element is electrically connected between the second radiator and the third radiator; and a control module is used to adjust a bias level of the antenna signal to control the first switch element and The switching state of the second switching element. 如申請專利範圍第6項所述之雙段可調式 智慧天線，更包含一電容結構，其中該電容結構包含：一第一導體，電性連接至該第二輻射體；以及一第二導體，電性連接至該接地部；其中，該第一導體與該第二導體間具有一間隙，以形成該電容結構。 Two-stage adjustable as described in item 6 of the scope of patent application The smart antenna further includes a capacitor structure, wherein the capacitor structure includes: a first conductor electrically connected to the second radiator; and a second conductor electrically connected to the ground portion; wherein, the first conductor There is a gap with the second conductor to form the capacitor structure. 如申請專利範圍第6項所述之雙段可調式智慧天線，其中該第一開關元件和該第二開關元件為二極體。 As described in item 6 of the scope of patent application, the two-stage adjustable smart antenna, wherein the first switch element and the second switch element are diodes. 如申請專利範圍第6項所述之雙段可調式智慧天線，其中：當該控制模組調整該偏壓位準為一第一電壓位準時，該第一開關元件和該第二開關元件關閉，以將該第一輻射體與該第二輻射體電性斷開，以及將該第二輻射體與該第三輻射體電性斷開；當該控制模組調整該偏壓位準為一第二電壓位準時，該第一開關元件和該第二開關元件開啟，以將該第一輻射體與該第二輻射體電性連接，以及將該第二輻射體與該第三輻射體電性連接。 The dual-stage adjustable smart antenna described in item 6 of the scope of patent application, wherein: when the control module adjusts the bias voltage level to a first voltage level, the first switch element and the second switch element are turned off , To electrically disconnect the first radiator from the second radiator, and to electrically disconnect the second radiator from the third radiator; when the control module adjusts the bias voltage level to one At the second voltage level, the first switching element and the second switching element are turned on to electrically connect the first radiator and the second radiator, and the second radiator and the third radiator are electrically connected. Sexual connection. 如申請專利範圍第9項所述之雙段可調式智慧天線，其中該第二偏壓位準大於該第一偏壓位準。 For the two-stage adjustable smart antenna described in claim 9, wherein the second bias voltage level is greater than the first bias voltage level.
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