CN105048065A - Broadband antenna transmit-receive device - Google Patents
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- CN105048065A CN105048065A CN201510556457.5A CN201510556457A CN105048065A CN 105048065 A CN105048065 A CN 105048065A CN 201510556457 A CN201510556457 A CN 201510556457A CN 105048065 A CN105048065 A CN 105048065A
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Abstract
The invention discloses a broadband antenna transmit-receive device which is a single-sided antenna PCB (100). The upper layer surface of the antenna PCB (100) is mainly provided with a feed network layer and an antenna signal backflow branch. The antenna signal backflow branch is mainly composed of four antenna signal backflow branch bodies (130), (140), (150), (160). The broadband antenna transmit-receive device can be used for the main frequency band of 4G wireless communication. According to the technical scheme, the broadband antenna transmit-receive device has advantages of being high in bandwidth, small in size, simple in structure and high in gain.
Description
Technical field
The present invention relates to 4G antenna, more particularly, relate to key technology MIMO (multichannel input and output) antenna of a kind of 4G.
Background technology
The third generation (3G) is developed into person's mobile communication technology, the particularly appearance of intelligent terminal, the demand of market to Mobile data is sharply expanded, and current 3G technology is originally based on the technology that voice communication develops, owing to being subject to the restriction of Mobile data bandwidth, to Mobile data, developing rapidly of Mobile data demand can not be met at present.MIMO (multichannel input and output) multi-antenna technology is a key technology in 4G, greatly can increase the capacity of wireless communication system, and effectively improve the performance of wireless communication system, be applicable to very much the requirement to high data rate in future mobile communication system.MIMO (multichannel input and output) multi-antenna technology all uses multiple element antenna at wireless link two ends, by the technology that transmitting diversity and receive diversity combine, how in small space, to settle multiple antenna, avoid the mutual interference between antenna simultaneously, the high radiation efficiency realizing each antenna improves the capacity of wireless communication system, and this is a challenge concerning Antenna Design.And dual polarized antenna can become a kind of attainable technical approach of MIMO multiple antennas.
Thus, a kind of antenna transceiving device of novel wideband can realize multi-input multi-output, as a kind of MIMO (multichannel input and output) multiple antennas implementation, meets the demand of 4G or 5G mobile system and wireless transmission.
Summary of the invention
The object of this invention is to provide a kind of antenna transceiving device of novel wideband, multiple antenna can be placed in small space, there is the features such as volume is little, gain is high, structure is simple.
According to the present invention, provide a kind of antenna transceiving device of wideband, it is the antenna pcb board (100) of an one side; The upper aspect of antenna pcb board (100), mainly transmission network network layers and aerial signal backflow branch road, aerial signal backflow branch road is primarily of four aerial signals backflow branch road (130), (140), (150), (160) composition, constitute aerial signal backflow branch road between them, thus realize the launching and receiving of radio wave.
According to the present invention, the antenna transceiving device of described wideband, the feeding network of upper aspect traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180) by coaxial line (110), its screen and the aerial signal branch road (130) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (140) that refluxes is connected; Another coaxial line (120) traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180), perpendicular quadrature strides across coaxial line (110), its screen and the aerial signal branch road (150) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (160) that refluxes is connected; Such aerial signal backflow branch road (130) and aerial signal backflow branch road (140) form a doublet antenna, and aerial signal backflow branch road (150) and aerial signal backflow branch road (160) form another doublet antenna, two mutual perpendicular quadratures of antenna element.
According to the present invention, the antenna transceiving device of described wideband, four aerial signals backflow branch road (130), (140), (150), (160) are symmetrically structures, aerial signal backflow branch road (130) parallel connection be divided into two branch roads (210), (220) reflux with aerial signal respectively branch road (150), (160) each parallel branch (270), (250) be connected; Aerial signal backflow branch road (140) parallel connection be divided into two branch roads (230), (240) reflux with aerial signal respectively branch road (150), (160) each parallel branch (260), (280) be connected; Same aerial signal backflow branch road (150) parallel connection be divided into two branch roads (250), (260) reflux with aerial signal respectively branch road (130), (140) each parallel branch (220), (230) be connected; Aerial signal backflow branch road (160) parallel connection be divided into two branch roads (270), (280) reflux with aerial signal respectively branch road (130), (140) each parallel branch (210), (240) be connected.
According to the present invention, the antenna transceiving device of described wideband, the geometry that the closed-loop path that parallel branch (210) in aerial signal backflow branch road (130) and the aerial signal parallel branch (270) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle, square, circle, ellipse and rhombus simultaneously, the closed-loop path that parallel branch (220) in same aerial signal backflow branch road (130) and the parallel branch (250) in aerial signal backflow branch road (150) form, and the closed-loop path that parallel branch (230) in aerial signal backflow branch road (140) and the aerial signal parallel branch (260) refluxed in branch road (150) form, the geometry that the closed-loop path that parallel branch (240) in aerial signal backflow branch road (140) and the aerial signal parallel branch (280) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle simultaneously, square, circular, ellipse and rhombus.
According to the present invention, the antenna transceiving device of described wideband, has four triangle metal sheets (170) in the gap between each branch-path, and mainly play coupling widens frequency bandwidth effect to these four triangle metal sheets (170).
Accompanying drawing explanation
Above-mentioned and other feature, character and advantage of the present invention is by by becoming more obvious to the detailed description of embodiment below in conjunction with accompanying drawing, Reference numeral identical in the accompanying drawings represents identical feature all the time, wherein:
Fig. 1,2,3 is provide three kinds of implementation structure figure of the antenna transceiving device according to wideband of the present invention; The antenna transceiving device of a kind of wideband listed in Fig. 1,2,3, it is the antenna pcb board (100) of an one side; The upper aspect of antenna pcb board (100), mainly transmission network network layers and aerial signal backflow branch road, aerial signal backflow branch road is primarily of four aerial signals backflow branch road (130), (140), (150), (160) composition, constitute aerial signal backflow branch road between them, thus realize the launching and receiving of radio wave.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with accompanying drawing.
With reference to figure 1 finding, it is the first implementation of the present invention; An antenna transceiving device for wideband, it is the antenna pcb board (100) of an one side; The upper aspect of antenna pcb board (100), mainly transmission network network layers and aerial signal backflow branch road, aerial signal backflow branch road is primarily of four aerial signals backflow branch road (130), (140), (150), (160) composition, constitute aerial signal backflow branch road between them, thus realize the launching and receiving of radio wave.
The feeding network of upper aspect traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180) by coaxial line (110), its screen and the aerial signal branch road (130) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (140) that refluxes is connected; Another coaxial line (120) traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180), perpendicular quadrature strides across coaxial line (110), its screen and the aerial signal branch road (150) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (160) that refluxes is connected; Such aerial signal backflow branch road (130) and aerial signal backflow branch road (140) form a doublet antenna, and aerial signal backflow branch road (150) and aerial signal backflow branch road (160) form another doublet antenna, two mutual perpendicular quadratures of antenna element.
Four aerial signals backflow branch road (130), (140), (150), (160) are symmetrically structures, aerial signal backflow branch road (130) parallel connection be divided into two branch roads (210), (220) reflux with aerial signal respectively branch road (150), (160) each parallel branch (270), (250) be connected; Aerial signal backflow branch road (140) parallel connection be divided into two branch roads (230), (240) reflux with aerial signal respectively branch road (150), (160) each parallel branch (260), (280) be connected; Same aerial signal backflow branch road (150) parallel connection be divided into two branch roads (250), (260) reflux with aerial signal respectively branch road (130), (140) each parallel branch (220), (230) be connected; Aerial signal backflow branch road (160) parallel connection be divided into two branch roads (270), (280) reflux with aerial signal respectively branch road (130), (140) each parallel branch (210), (240) be connected.
The geometry that the closed-loop path that parallel branch (210) in aerial signal backflow branch road (130) and the aerial signal parallel branch (270) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle, square, circle, ellipse and rhombus simultaneously, the closed-loop path that parallel branch (220) in same aerial signal backflow branch road (130) and the parallel branch (250) in aerial signal backflow branch road (150) form, and the closed-loop path that parallel branch (230) in aerial signal backflow branch road (140) and the aerial signal parallel branch (260) refluxed in branch road (150) form, the geometry that the closed-loop path that parallel branch (240) in aerial signal backflow branch road (140) and the aerial signal parallel branch (280) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle simultaneously, square, circular, ellipse and rhombus.
According to the present invention, the antenna transceiving device of described wideband, has four triangle metal sheets (170) in the gap between each branch-path, and mainly play coupling widens frequency bandwidth effect to these four triangle metal sheets (170).
With reference to figure 2 finding, it is the second implementation of the present invention; An antenna transceiving device for wideband, it is the antenna pcb board (100) of an one side; The upper aspect of antenna pcb board (100), mainly transmission network network layers and aerial signal backflow branch road, aerial signal backflow branch road is primarily of four aerial signals backflow branch road (130), (140), (150), (160) composition, constitute aerial signal backflow branch road between them, thus realize the launching and receiving of radio wave.
The feeding network of upper aspect traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180) by coaxial line (110), its screen and the aerial signal branch road (130) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (140) that refluxes is connected; Another coaxial line (120) traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180), perpendicular quadrature strides across coaxial line (110), its screen and the aerial signal branch road (150) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (160) that refluxes is connected; Such aerial signal backflow branch road (130) and aerial signal backflow branch road (140) form a doublet antenna, and aerial signal backflow branch road (150) and aerial signal backflow branch road (160) form another doublet antenna, two mutual perpendicular quadratures of antenna element.
Four aerial signals backflow branch road (130), (140), (150), (160) are symmetrically structures, aerial signal backflow branch road (130) parallel connection be divided into two branch roads (210), (220) reflux with aerial signal respectively branch road (150), (160) each parallel branch (270), (250) be connected; Aerial signal backflow branch road (140) parallel connection be divided into two branch roads (230), (240) reflux with aerial signal respectively branch road (150), (160) each parallel branch (260), (280) be connected; Same aerial signal backflow branch road (150) parallel connection be divided into two branch roads (250), (260) reflux with aerial signal respectively branch road (130), (140) each parallel branch (220), (230) be connected; Aerial signal backflow branch road (160) parallel connection be divided into two branch roads (270), (280) reflux with aerial signal respectively branch road (130), (140) each parallel branch (210), (240) be connected.
The geometry that the closed-loop path that parallel branch (210) in aerial signal backflow branch road (130) and the aerial signal parallel branch (270) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle, square, circle, ellipse and rhombus simultaneously, the closed-loop path that parallel branch (220) in same aerial signal backflow branch road (130) and the parallel branch (250) in aerial signal backflow branch road (150) form, and the closed-loop path that parallel branch (230) in aerial signal backflow branch road (140) and the aerial signal parallel branch (260) refluxed in branch road (150) form, the geometry that the closed-loop path that parallel branch (240) in aerial signal backflow branch road (140) and the aerial signal parallel branch (280) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle simultaneously, square, circular, ellipse and rhombus.
With reference to figure 3 finding, it is the third implementation of the present invention; An antenna transceiving device for wideband, it is the antenna pcb board (100) of an one side; The upper aspect of antenna pcb board (100), mainly transmission network network layers and aerial signal backflow branch road, aerial signal backflow branch road is primarily of four aerial signals backflow branch road (130), (140), (150), (160) composition, constitute aerial signal backflow branch road between them, thus realize the launching and receiving of radio wave.
The feeding network of upper aspect traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180) by coaxial line (110), its screen and the aerial signal branch road (130) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (140) that refluxes is connected; Another coaxial line (120) traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180), perpendicular quadrature strides across coaxial line (110), its screen and the aerial signal branch road (150) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (160) that refluxes is connected; Such aerial signal backflow branch road (130) and aerial signal backflow branch road (140) form a doublet antenna, and aerial signal backflow branch road (150) and aerial signal backflow branch road (160) form another doublet antenna, two mutual perpendicular quadratures of antenna element.
Four aerial signals backflow branch road (130), (140), (150), (160) are symmetrically structures, aerial signal backflow branch road (130) parallel connection be divided into two branch roads (210), (220) reflux with aerial signal respectively branch road (150), (160) each parallel branch (270), (250) be connected; Aerial signal backflow branch road (140) parallel connection be divided into two branch roads (230), (240) reflux with aerial signal respectively branch road (150), (160) each parallel branch (260), (280) be connected; Same aerial signal backflow branch road (150) parallel connection be divided into two branch roads (250), (260) reflux with aerial signal respectively branch road (130), (140) each parallel branch (220), (230) be connected; Aerial signal backflow branch road (160) parallel connection be divided into two branch roads (270), (280) reflux with aerial signal respectively branch road (130), (140) each parallel branch (210), (240) be connected.
The geometry that the closed-loop path that parallel branch (210) in aerial signal backflow branch road (130) and the aerial signal parallel branch (270) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle, square, circle, ellipse and rhombus simultaneously, the closed-loop path that parallel branch (220) in same aerial signal backflow branch road (130) and the parallel branch (250) in aerial signal backflow branch road (150) form, and the closed-loop path that parallel branch (230) in aerial signal backflow branch road (140) and the aerial signal parallel branch (260) refluxed in branch road (150) form, the geometry that the closed-loop path that parallel branch (240) in aerial signal backflow branch road (140) and the aerial signal parallel branch (280) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle simultaneously, square, circular, ellipse and rhombus.
Above-described embodiment is available to be familiar with person in the art to realize or to use of the present invention; those skilled in the art can be without departing from the present invention in the case of the inventive idea; various modifications or change are made to above-described embodiment; thus protection scope of the present invention not limit by above-described embodiment, and should be the maximum magnitude meeting the inventive features that claims are mentioned.
Claims (5)
1. an antenna transceiving device for wideband, is characterized in that, it is the antenna pcb board (100) of an one side; The upper aspect of antenna pcb board (100), mainly transmission network network layers and aerial signal backflow branch road, aerial signal backflow branch road is primarily of four aerial signals backflow branch road (130), (140), (150), (160) composition, constitute aerial signal backflow branch road between them, thus realize the launching and receiving of radio wave.
2. the antenna transceiving device of wideband as claimed in claim 1, it is characterized in that, the feeding network of upper aspect traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180) by coaxial line (110), its screen and the aerial signal branch road (130) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (140) that refluxes is connected; Another coaxial line (120) traverses to upper aspect from the subsurface of antenna pcb board (100) through via hole (180), perpendicular quadrature strides across coaxial line (110), its screen and the aerial signal branch road (150) that refluxes is connected, and its inner core holding wire and the aerial signal branch road (160) that refluxes is connected; Such aerial signal backflow branch road (130) and aerial signal backflow branch road (140) form a doublet antenna, and aerial signal backflow branch road (150) and aerial signal backflow branch road (160) form another doublet antenna, two mutual perpendicular quadratures of antenna element.
3. the antenna transceiving device of wideband as claimed in claim 1, it is characterized in that, four aerial signals backflow branch road (130), (140), (150), (160) are symmetrically structures, aerial signal backflow branch road (130) parallel connection be divided into two branch roads (210), (220) reflux with aerial signal respectively branch road (150), (160) each parallel branch (270), (250) be connected; Aerial signal backflow branch road (140) parallel connection be divided into two branch roads (230), (240) reflux with aerial signal respectively branch road (150), (160) each parallel branch (260), (280) be connected; Same aerial signal backflow branch road (150) parallel connection be divided into two branch roads (250), (260) reflux with aerial signal respectively branch road (130), (140) each parallel branch (220), (230) be connected; Aerial signal backflow branch road (160) parallel connection be divided into two branch roads (270), (280) reflux with aerial signal respectively branch road (130), (140) each parallel branch (210), (240) be connected.
4. the antenna transceiving device of wideband as claimed in claim 1, it is characterized in that, the geometry that the closed-loop path that parallel branch (210) in aerial signal backflow branch road (130) and the aerial signal parallel branch (270) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle, square, circle, ellipse and rhombus simultaneously, the closed-loop path that parallel branch (220) in same aerial signal backflow branch road (130) and the parallel branch (250) in aerial signal backflow branch road (150) form, and the closed-loop path that parallel branch (230) in aerial signal backflow branch road (140) and the aerial signal parallel branch (260) refluxed in branch road (150) form, the geometry that the closed-loop path that parallel branch (240) in aerial signal backflow branch road (140) and the aerial signal parallel branch (280) refluxed in branch road (160) form is formed is the geometry in accompanying drawing simultaneously, also can be triangle simultaneously, square, circular, ellipse and rhombus.
5. the antenna transceiving device of wideband as claimed in claim 1, it is characterized in that, have four triangle metal sheets (170) in gap between each branch-path, mainly play coupling widens frequency bandwidth effect to these four triangle metal sheets (170).
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