TWI695545B - Two-stage tunable smart antenna - Google Patents
Two-stage tunable smart antenna Download PDFInfo
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- TWI695545B TWI695545B TW108102172A TW108102172A TWI695545B TW I695545 B TWI695545 B TW I695545B TW 108102172 A TW108102172 A TW 108102172A TW 108102172 A TW108102172 A TW 108102172A TW I695545 B TWI695545 B TW I695545B
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- 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
Abstract
Description
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 invention relates to a dual-segment adjustable smart antenna, and in particular to a dual-segment 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 antenna devices to realize the function of wireless transmission to meet the needs of consumers. Since smart antennas can provide stable communication quality, smart antennas have become common antenna devices 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 communication signal energy is transmitted or received in space to select a better antenna radiation pattern for signal transmission. For example, the 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-segment adjustable smart antenna. The dual-segment adjustable smart antenna includes a ground, a first radiator, a second radiator, a third radiator, a first switching element, and a second switching element. The first radiation system is located between the ground portion 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. The first switching element is electrically connected between the first radiator and the second radiator to selectively connect or disconnect the first radiator and the second radiator according to the antenna signal. The second switching element is electrically connected between the second radiator and the third radiator to electrically connect or disconnect 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-segment adjustable smart antenna further includes a capacitor structure, which includes 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. There is a gap between the first conductor and the second conductor to form the aforementioned capacitive 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 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 have a second bias when the antenna signal 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 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 dual-segment adjustable intelligent Hui antenna. The dual-segment adjustable smart antenna includes a grounding portion, a first radiator, a second radiator, a third radiator, a first switching element, a second switching element, and a control module. The first radiation system is located between the ground portion 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. The first switching element is electrically connected between the first radiator and the second radiator. The second switching 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 state 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-segment adjustable smart antenna further includes a capacitor structure, which includes 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. There is a gap between the first conductor and the second conductor to form the aforementioned capacitive 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 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 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 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-stage adjustable smart antenna
110‧‧‧第一輻射體 110‧‧‧The 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‧‧‧Ground
150‧‧‧連接體 150‧‧‧Connector
160‧‧‧電容結構 160‧‧‧Capacitive structure
162‧‧‧第一導體部 162‧‧‧The first conductor
164‧‧‧第二導體部 164‧‧‧Second Conductor
166‧‧‧間隙 166‧‧‧ Clearance
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 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 obvious and understandable, the detailed description of the attached drawings is as follows: [FIG. 1] illustrates a dual-segment adjustable smart antenna according to an embodiment of the present invention [FIG. 2] is a schematic diagram of a single coupled antenna according to an embodiment of the present invention; and [FIG. 3] is a schematic diagram of a dual 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。 With regard to the "first", "second", ... etc. used in this article, it does not specifically mean the order or order, it is only to distinguish the 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-segment adjustable
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
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
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 switching element D1 is electrically connected between the
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
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
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
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。
As can be seen from the above description, the dual-stage adjustable
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
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 be regarded as various without departing from the spirit and scope of the present invention. Changes and retouching, therefore, the scope of protection of the present invention shall be subject to the scope defined in the appended patent application.
100‧‧‧雙段可調式智慧天線 100‧‧‧Two-stage adjustable smart antenna
110‧‧‧第一輻射體 110‧‧‧The 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‧‧‧Ground
150‧‧‧連接體 150‧‧‧Connector
160‧‧‧電容結構 160‧‧‧Capacitive structure
162‧‧‧第一導體部 162‧‧‧The first conductor
164‧‧‧第二導體部 164‧‧‧Second Conductor
166‧‧‧間隙 166‧‧‧ Clearance
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 point
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TWI279030B (en) * | 2004-06-21 | 2007-04-11 | Accton Technology Corp | Antenna and antenna array |
CN101662070A (en) * | 2008-08-29 | 2010-03-03 | 佛山市顺德区顺达电脑厂有限公司 | Antenna system with adjustable radiation pattern |
JP5412871B2 (en) * | 2009-02-24 | 2014-02-12 | 富士通株式会社 | Antenna, radiation pattern switching method thereof, and wireless communication apparatus |
KR101687632B1 (en) * | 2010-05-10 | 2016-12-20 | 삼성전자주식회사 | Re-configurable built-in antenna for portable terminal |
TWI448008B (en) * | 2010-12-17 | 2014-08-01 | Htc Corp | Handheld device and planar antenna thereof |
CN104241855B (en) * | 2013-06-06 | 2019-05-10 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
CN104979633B (en) * | 2015-05-20 | 2017-11-07 | 广东欧珀移动通信有限公司 | The communication terminal of antenna system and the application antenna system |
CN204793198U (en) * | 2015-06-16 | 2015-11-18 | 广东欧珀移动通信有限公司 | Antenna system and applied this antenna system's communication terminal |
TWI625043B (en) * | 2017-02-16 | 2018-05-21 | Antenna matching device of dual-frequency tire pressure sensor |
-
2018
- 2018-12-05 CN CN201811480733.4A patent/CN111276796B/en active Active
-
2019
- 2019-01-19 TW TW108102172A patent/TWI695545B/en active
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Publication number | Publication date |
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CN111276796A (en) | 2020-06-12 |
TW202023116A (en) | 2020-06-16 |
CN111276796B (en) | 2022-08-19 |
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