CN109244624B

CN109244624B - Indoor small-sized base station

Info

Publication number: CN109244624B
Application number: CN201811318959.4A
Authority: CN
Inventors: 徐鹏飞
Original assignee: Shenzhen Sunway Communication Co Ltd
Current assignee: Shenzhen Sunway Communication Co Ltd
Priority date: 2018-11-07
Filing date: 2018-11-07
Publication date: 2023-12-19
Anticipated expiration: 2038-11-07
Also published as: CN109244624A

Abstract

The invention discloses an indoor small-sized base station, which is characterized in that four antenna units are sequentially arranged at the middle part of the periphery of a PCB (printed circuit board), wherein each antenna unit is specifically a SUB-6GHz4 x 4MIMO unit, a first antenna branch is arranged in each antenna unit, a second antenna branch is arranged beside the first antenna branch in each antenna unit, two LTE units are symmetrically arranged at corners of the PCB, a third antenna branch is arranged in each LTE unit, and two expansion units are symmetrically arranged at other two corners of the PCB. The scheme starts from the use condition of an actual terminal, solves the problems of weak indoor SUB-6GHz signal penetration capability and poor diffraction capability, and thus, a user can obtain better network experience indoors; and the design is simple, and the cost is low.

Description

Indoor small-sized base station

Technical Field

The invention relates to the technical field of communication, in particular to an indoor small-sized base station.

Background

With the advent of fifth generation communication technology, it is expected that there will be a first group of SUB-6GHz enabled mobile devices in the open. At present, the working frequency band of the SUB6GHz in China is 3.3 GHz-3.6 GHz, and the working frequency band of the high-frequency equipment is 4.8 GHz-5 GHz, and the application of the high-frequency equipment is liable to generate the trouble that the high-frequency penetration capability is weaker and the diffraction capability is poorer.

Disclosure of Invention

The invention aims to provide an indoor small-sized base station scheme which supports an LTE frequency band and simultaneously supports a SUB-6GHz, and solves the problems of weaker indoor SUB-6GHz signal penetration capability and poorer diffraction capability, so that a user can obtain better network experience indoors.

The invention provides the following technical scheme: the utility model provides an indoor small-size basic station, includes PCB board, four antenna element, two LTE units and two expansion unit, four antenna element sets gradually at the four sides mid portion of PCB board, and antenna element passes through circuit and PCB board electric connection on the PCB board, antenna element specifically is SUB-6GHz MIMO unit, be equipped with first antenna branch in the antenna element, the next door of first antenna branch is equipped with the second antenna branch, two LTE unit symmetry sets up the corner on a diagonal at the PCB board, be equipped with the third antenna branch in the LTE unit, two expansion unit symmetry sets up at two other corners of PCB board, LTE unit and expansion unit all pass through circuit and PCB board electric connection on the PCB board.

Preferably, the two expansion units can be added with other communication units including GPS or WIFI according to requirements.

Preferably, the positions of the four antenna units are symmetrically arranged with respect to each other.

The invention has the technical effects and advantages that:

1. the invention starts from the use condition of the actual terminal, solves the problems of weak indoor SUB-6GHz signal penetration capability and poor diffraction capability, and thereby, the user can obtain better network experience indoors.

2. The invention supports the design of SUB-6GHz MIMO, conforms to the development of the age, and ensures that the user network experience is faster.

3. The invention supports 4G-LTE (1710 MHz-2700 MHz), and is provided with a standby expansion unit, so that the invention can adapt to other requirements.

4. The invention has simple arrangement, simple design, convenient processing and low cost.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

fig. 2 is a schematic diagram of an input reflection coefficient of an LTE unit according to the present invention;

fig. 3 is a schematic diagram of the input reflection coefficient of an antenna element (SUB-6 GHz MIMO element) of the present invention.

Reference numerals illustrate: 1PCB board, 2 antenna unit, 3 first antenna minor matters, 4 second antenna minor matters, 5LTE units, 6 third antenna minor matters, 7 expansion unit.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The invention provides an indoor small-sized base station as shown in fig. 1-3, which comprises a PCB (printed circuit board) 1, four antenna units 2, a first antenna branch 3, a second antenna branch 4, two LTE units 5, a third antenna branch 6 and two expansion units 7, wherein the size of the whole indoor small-sized base station is 100x100 unit mm, the four antenna units 2 are sequentially arranged at the middle part of the periphery of the PCB 1, the antenna units 2 are electrically connected with the PCB 1 through a circuit on the PCB 1, the antenna units 2 are specifically a SUB-6GHz MIMO unit, the first antenna branch 3 is arranged in the antenna units 2, the second antenna branch 4 is arranged beside the first antenna branch 3, the two LTE units 5 are symmetrically arranged at corners of the PCB 1, the third antenna branch 6 is arranged in the LTE units 5, the two expansion units 7 are symmetrically arranged at the other two corners of the PCB 1, and the LTE units 5 and the expansion units 7 are electrically connected with the PCB 1 through circuits on the PCB 1.

Specifically, the two expansion units 7 can be added with other functions including GPS or WIFI according to the requirements, so as to adapt to different requirements, and the components are reasonably arranged on the PCB board 1, so that unnecessary trouble is not generated.

Specifically, the four antenna units 2 are arranged symmetrically, the arrangement is symmetrical and attractive, the production is convenient, and meanwhile, the sufficient volume of each element is provided, and the design is reasonable.

The working principle is that four antenna units 2 are sequentially arranged at the middle part of the periphery of a PCB (printed circuit board) 1, a first antenna branch 3 and a second antenna branch 4 are arranged in the antenna units 2, and the two branches are adjacently arranged;

when in operation, signals are fed in from the first antenna branch 3 and coupled with the second antenna branch 4 to form SUB-6GHz (3300 MHz-3600 MHz;4800 MHz-5000 MHz), thereby achieving the required high-frequency effect;

the two LTE units 5 are symmetrically arranged at the corners of the PCB 1, a third antenna branch 6 is arranged in the LTE units 5, and signals are fed in from the third antenna branch 6, so that LTE (1710 MHz-2700 MHz) is generated;

the two expansion units 7 are symmetrically arranged at the other two corners of the PCB 1, and functions such as GPS or WIFI can be added according to requirements.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.

Claims

1. The utility model provides an indoor small-size basic station, includes PCB board (1), four antenna element (2), two LTE units (5) and two expansion unit (7), its characterized in that: four antenna unit (2) set gradually in the four sides mid portion of PCB board (1), and antenna unit (2) pass through circuit and PCB board (1) electric connection on PCB board (1), antenna unit (2) are the SUB-6GHz MIMO unit specifically, be equipped with first antenna branch (3) in antenna unit (2), the next door of first antenna branch (3) is equipped with second antenna branch (4), two LTE unit (5) symmetry sets up the corner on a diagonal at PCB board (1), be equipped with third antenna branch (6) in LTE unit (5), two extend unit (7) symmetry sets up in two other corners of PCB board (1), LTE unit (5) and extend unit (7) all pass through circuit and PCB board (1) electric connection on PCB board (1).

2. An indoor small form factor base station as in claim 1, wherein: the two expansion units (7) can be added with other communication units including GPS and WIFI functions according to requirements.

3. An indoor small form factor base station as in claim 1, wherein: the four antenna units (2) are symmetrically arranged with respect to each other.