Four-port transparent broadband omnidirectional antenna

Abstract

The utility model discloses a four-port transparent broadband omnidirectional antenna, which relates to the technical field of communication and comprises a connector assembly, a plastic part connected to the bottom of the connector assembly, optical cement arranged at the bottom of an antenna film, a plastic support plate arranged at the bottom of the optical cement, and a plastic part upper cover arranged at the bottom of the plastic support plate. A large radiator is arranged in the center of the top of the radiator; 1, the light transmission is good, and the appearance is attractive; 2, the antenna is ultrathin and miniaturized, and ultra-wideband can be realized; 3.4 T4R array form can improve the capacity and transmission efficiency; the radiating body comprises five radiating units, namely a large radiating unit and four small radiating units, the radiating sheet adopts a metal mesh metal grid mode, and bonding pads are arranged on the radiating units. The four small radiation units are distributed on the periphery of the large radiation unit, feed branches extending out of the small radiation units are embedded into the large radiation unit to form a coupling effect, impedance can be changed by changing the embedding depth and gaps, impedance matching under the ultra-wide frequency band of 600MHz-7500MHz is facilitated, and the four small radiation units are distributed on the periphery of the large radiation unit.

Description

TECHNICAL FIELD

[0001] The utility model relates to communication technical field, concretely is a four port transparent broadband omnidirectional antenna. BACKGROUND

[0002] With the development of communication industry and the improvement of people's living standards, the promotion of green environmental protection consciousness, the demand of antenna beautification and concealment is gradually increasing. The beautified and concealed antenna technology can reduce people's fear of electromagnetic radiation and can be coordinated with the surrounding environment. The transparent antenna technology not only has unique transparency, but also can provide wireless communication function without affecting the appearance. Compared with the traditional antenna, the transparent antenna is more concealed and beautiful; the existing ordinary omnidirectional antenna is usually made of metal material or PCB material, and an outer cover is additionally provided, so that the thickness is large, the concealment is not enough, the appearance of the building interior is affected, and generally it is single port or two ports, and the coverage capacity is insufficient, therefore, the utility model provides a four port transparent broadband omnidirectional antenna. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a four port transparent broadband omnidirectional antenna to solve the problems in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] A four port transparent broadband omnidirectional antenna, comprising a connector assembly, a plastic part is connected at the bottom of the connector assembly, a radiator is arranged at the bottom of the plastic part, a welding seat is arranged around the top of the radiator, an antenna film is arranged at the bottom of the radiator, optical glue is arranged at the bottom of the antenna film, a plastic support plate is arranged at the bottom of the optical glue, a plastic part upper cover is arranged at the bottom of the plastic support plate, a large radiator is arranged at the center of the top of the radiator, small radiators are arranged around the top of the radiator, and the welding seat is arranged around the top of the large radiator and corresponds to the position of the small radiators.

[0006] Further, the antenna film is a transparent antenna film, the transparent antenna film is a low-impedance PET material film, and the radiator is bonded to the antenna film.

[0007] Further, the plastic support plate is a transparent support plate, the transparent support plate is a PC material or an acrylic material with good light transmittance, and the antenna film is fixed to the plastic support plate through the optical glue.

[0008] Further, the plastic part comprises a plastic part lower cover matched with the plastic part upper cover, and a screw rod is arranged at the center of the top of the plastic part lower cover.

[0009] Further: the four around the large radiator and small radiator are formed into asymmetric double cone form, and the radiation sheet on the large radiator and small radiator adopts metal mesh mode.

[0010] Further: two groups of connector assemblies are arranged, and each group of connector assemblies comprises a power cable, and the power cable is provided with a connector at one end away from the plastic part.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The four-port transparent broadband omnidirectional antenna has the advantages of good light transmission and aesthetic appearance, ultrathin size, realization of ultrabroadband, 4T4R array form, capacity improvement and transmission efficiency improvement.

[0013] The radiation body comprises one large and four small radiation units, and the radiation sheet adopts a metal mesh mode, and the radiation unit is provided with a solder pad. The feeding branch of the small radiation unit is embedded in the large radiation unit to form a coupling effect, the impedance can be changed by changing the embedding depth and gap, the impedance matching in the ultrabroadband of 600MHz-7500MHz is facilitated, and the four small radiation units are distributed around the large radiation unit.

[0014] The distribution mode forms an asymmetric double cone form for each small radiation unit by the large radiation unit, is equivalent to a four-in-one common body, can effectively reduce the area, realizes miniaturization and broadband.

[0015] The four ports are fed by four cables, the inner core of the cable is welded at the solder pad of the small radiation unit, and the outer conductor is welded at the solder pad of the large radiation unit through the connecting seat.

[0016] The four ports can realize the working state of 4T4R, effectively expand the bandwidth capacity, and improve the coverage effect. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is a radiation body overhead structural schematic view of the utility model.

[0019] In the figure: 1, connector assembly; 2, plastic part; 3, radiation body; 4, welding seat; 5, antenna film; 6, optical glue; 7, plastic support plate; 8, plastic part upper cover; 9, large radiation body; 10, small radiation body. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the present application.

[0021] Embodiment 1:

[0022] Referring to Figures 1-2 The present application provides a technical solution: a four-port transparent broadband omnidirectional antenna, comprising a connector assembly 1, a plastic part 2 is arranged at the bottom of the connector assembly 1, a radiator 3 is arranged at the bottom of the plastic part 2, a welding seat 4 is arranged around the top of the radiator 3, an antenna film 5 is arranged at the bottom of the radiator 3, an optical glue 6 is arranged at the bottom of the antenna film 5, a plastic support plate 7 is arranged at the bottom of the optical glue 6, a plastic part upper cover 8 is arranged at the bottom of the plastic support plate 7, a large radiator 9 is arranged at the center of the top of the radiator 3, a small radiator 10 is arranged around the top of the radiator 3, and the welding seat 4 is arranged around the top of the large radiator 9 and corresponds to the position of the small radiator 10, the radiator contains one large and four small, and a total of five radiation units are composed, the radiation sheet adopts a metal mesh grid mode, welding pads are arranged on the radiator, the feeding branches of the small radiators are embedded in the large radiator to form a coupling effect, the impedance can be changed by changing the embedding depth and gap, which is conducive to impedance matching in the super wide frequency band of 600MHz-7500MHz, the four small radiators are distributed around the large radiator, the four ports are respectively fed by four cables, the inner core of the cable is welded at the welding pad of the small radiator, the outer conductor is welded at the welding pad of the large radiator through the connecting seat, the four ports can realize the working state of 4T4R, can effectively expand the bandwidth capacity, and improve the coverage effect, the transparent antenna is in the form of a sheet, has small volume, and has good light transmission, is placed in the building, and provides wireless communication function under the premise of not affecting the appearance.

[0023] Preferably, the antenna film 5 is a transparent antenna film, and the transparent antenna film is a low-impedance PET material film, and the radiator 3 is bonded to the antenna film 5, and the low-impedance can effectively reduce the transmission loss and improve the antenna gain.

[0024] Preferably, the plastic support plate 7 is a transparent support plate, and the transparent support plate is a PC material or an acrylic material with good light transmission, and the light transmission rate of such materials is close to 90%, and the antenna film 5 is fixed to the plastic support plate 7 through the optical glue 6.

[0025] Preferably, the plastic part 2 comprises a plastic part lower cover matched with the plastic part upper cover 8, and a screw rod is arranged at the center of the top of the plastic part lower cover.

[0026] Embodiment 2:

[0027] With reference to Figure 1 The difference between this embodiment and the first embodiment is that: the four peripheries of the large radiator 9 and the small radiator 10 are formed in an asymmetric double cone form, which is equivalent to a four-in-one common body, can effectively reduce the area, realize miniaturization, wideband, and the radiation sheets on the large radiator 9 and the small radiator 10 are all in a metal mesh grid mode; the connector assembly 1 is provided with two groups in total, and each group of connector assemblies 1 includes a power cable, and the end of the power cable away from the plastic part 2 is provided with a connector.

[0028] The electrical appliances mentioned in this paper are all connected with external power supply through wires.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A four-port transparent broadband omni-directional antenna comprising a connector assembly (1), characterized in that: The bottom connection of the connector assembly (1) is provided with a plastic piece (2), the bottom of the plastic piece (2) is provided with a radiator (3), the top of the radiator (3) is provided with a welding seat (4) around, the bottom of the radiator (3) is provided with an antenna film (5), the bottom of the antenna film (5) is provided with optical glue (6), the bottom of the optical glue (6) is provided with a plastic support plate (7), the bottom of the plastic support plate (7) is provided with a plastic piece cover (8), the top center of the radiator (3) is provided with a large radiator (9), the top of the radiator (3) is provided with a small radiator (10) around, and the welding seat (4) is located at the top of the large radiator (9) around and corresponds to the position of the small radiator (10).

2. A four-port transparent broadband omni-directional antenna according to claim 1, characterized in that: The antenna film (5) is a transparent antenna film, and the transparent antenna film is a low square resistance PET material film, the radiator (3) is bonded on the antenna film (5).

3. The four-port transparent broadband omni-directional antenna according to claim 1, wherein: The plastic support plate (7) is provided as a transparent support plate, and the transparent support plate is a PC material or an acrylic material with good light transmittance, and the antenna film (5) is fixed on the plastic support plate (7) through the optical glue (6).

4. The four-port transparent broadband omni-directional antenna according to claim 1, wherein: The plastic piece (2) includes a plastic piece lower cover matched with the plastic piece upper cover (8), and the top center of the plastic piece lower cover is provided with a screw rod.

5. The four-port clear broad-band omni-directional antenna according to claim 1, wherein: The periphery of the large radiator (9) and the small radiator (10) forms an asymmetric double cone form, and the radiation sheet on the large radiator (9) and the small radiator (10) adopts a metal mesh grid mode.

6. The four-port clear broad-band omni-directional antenna according to claim 1, wherein: The connector assembly (1) is provided with two groups, and each group of connector assemblies (1) includes a power cable, and the power cable is provided with a connector at the end away from the plastic piece (2).

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