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CN-224232923-U - Antenna assembly and terminal equipment

CN224232923UCN 224232923 UCN224232923 UCN 224232923UCN-224232923-U

Abstract

The embodiment of the application provides an antenna assembly and terminal equipment, wherein the antenna assembly comprises a first circuit board, a second circuit board, at least four first antennas, and four first antennas, wherein the projection of the second circuit board on the first circuit board is positioned in the first circuit board, the second circuit board is arranged on at least one side surface of the first circuit board, the first antennas are all MIMO antennas, the working frequency bands of the first antennas are the same, and the four first antennas of the at least four first antennas are arranged on the second circuit board. Four first antennas in at least four first antennas independently set up in less second circuit board, and not all set up on mainboard also first circuit board promptly, have both increased the quantity of MIMO antenna, can not extra area occupied yet, can also improve the isolation between the antennas, have increased antenna quantity and then increase antenna capacity and antenna performance, can also rational utilization space.

Inventors

  • HE JIEBO

Assignees

  • 惠州TCL移动通信有限公司

Dates

Publication Date
20260512
Application Date
20250611

Claims (10)

  1. 1. An antenna assembly, comprising: a first circuit board; The projection of the second circuit board on the first circuit board is positioned in the first circuit board, and the second circuit board is arranged on at least one side surface of the first circuit board; At least four first antennas, each of which is a MIMO antenna and has the same working frequency band, four first antennas of the at least four first antennas are arranged on the second circuit board.
  2. 2. The antenna assembly of claim 1, wherein the second circuit board comprises a first sub-board and a second sub-board, the first sub-board is arranged on one side of the first circuit board, the second sub-board is arranged on the other side of the first circuit board opposite to the first sub-board, and the second sub-board is arranged in four first antennas of the second circuit board, wherein two first antennas are arranged in the first sub-board, and two other first antennas are arranged in the second sub-board.
  3. 3. The antenna assembly of claim 2, wherein one of the two first antennas located on the first sub-board includes a first radiator disposed on a side of the first sub-board facing away from the first circuit board, a second radiator disposed on another side of the first sub-board opposite the first radiator, the first coaxial ground wire connected to the second radiator, and a first coaxial core wire connected to the first radiator.
  4. 4. The antenna assembly of claim 3, wherein the other first antenna of the two first antennas located on the first sub-board includes a third radiator and a second coaxial line, the third radiator being disposed on a side of the first sub-board facing away from the first circuit board and being adjacent to and spaced apart from the first radiator, a ground line of the second coaxial line being connected to the second radiator, a core line of the second coaxial line being connected to the third radiator.
  5. 5. The antenna assembly of claim 2, wherein one of the two first antennas located on the second sub-board includes a fourth radiator, a fifth radiator and a third coaxial line, the fourth radiator is disposed on a side surface of the second sub-board facing away from the first circuit board, the fifth radiator is disposed on another side surface of the second sub-board opposite to the fourth radiator, a ground wire of the third coaxial line is connected to the fifth radiator, and a core wire of the third coaxial line is connected to the fourth radiator.
  6. 6. The antenna assembly of claim 5, wherein the other first antenna of the two first antennas of the second sub-board includes a sixth radiator and a fourth coaxial line, the sixth radiator being disposed on a side of the second sub-board facing away from the first circuit board and adjacent to and spaced apart from the fourth radiator, a ground line of the fourth coaxial line being connected to the fifth radiator, a core line of the fourth coaxial line being connected to the sixth radiator.
  7. 7. The antenna assembly of claim 1, wherein the remaining first antennas of the at least four first antennas are disposed apart from the first circuit board and a projection of the second circuit board on the first circuit board is spaced apart from the remaining first antennas, and/or The second circuit board comprises a first side surface and a second side surface, and is arranged in four first antennas of the second circuit board, wherein two first antennas are arranged on the first side surface of the second circuit board, and the other two first antennas are arranged on the second side surface of the second circuit board.
  8. 8. The antenna assembly of claim 7, further comprising at least one second antenna, wherein the second antenna has an operating frequency band smaller than the operating frequency band of the first antenna, and wherein each of the second antennas is respectively connected to the first circuit board in a folded manner.
  9. 9. A terminal device comprising a housing and an antenna assembly according to any one of claims 1 to 8, the antenna assembly being disposed within the housing.
  10. 10. The terminal device of claim 9, wherein the antenna assembly further comprises at least two third antennas, one of the third antennas being disposed on the first circuit board, the remaining third antennas being secured to the housing.

Description

Antenna assembly and terminal equipment Technical Field The application belongs to the technical field of antennas, and particularly relates to an antenna assembly and terminal equipment. Background With the development of technology, the global communication network is more and more compact, and the requirements of users on radio communication experience are also higher and more, such as requirements of high flow, strong signals and the like, namely, the requirements on the performance of communication terminal equipment are higher and more. High communication capacity, strong signals, if implemented by the base station, can result in cost prohibitive and difficult network deployment. At present, a common communication terminal generally can only implement 4×4MIMO (Multiple Input Multiple Output ) for each frequency band, and the communication capacity and gain are not large, so how to improve the communication performance of the terminal device is a problem to be solved. Disclosure of utility model The application provides an antenna assembly and a terminal device, which can increase the number of antennas and further increase the communication capacity and the communication performance. In a first aspect, an embodiment of the present application provides an antenna assembly, including: a first circuit board; The projection of the second circuit board on the first circuit board is positioned in the first circuit board, and the second circuit board is arranged on at least one side surface of the first circuit board; At least four first antennas, each of which is a MIMO antenna and has the same working frequency band, four first antennas of the at least four first antennas are arranged on the second circuit board. Optionally, the second circuit board includes a first sub-board and a second sub-board, the first sub-board is arranged on one side of the first circuit board, the second sub-board is arranged on the other side of the first circuit board opposite to the first sub-board, and the second sub-board is arranged in four first antennas of the second circuit board, wherein two first antennas are arranged in the first sub-board, and two other first antennas are arranged in the second sub-board. Optionally, one first antenna of the two first antennas located on the first sub-board includes a first radiator, a second radiator and a first coaxial line, the first radiator is disposed on a side surface of the first sub-board facing away from the first circuit board, the second radiator is disposed on another side surface of the first sub-board opposite to the first radiator, a ground wire of the first coaxial line is connected with the second radiator, and a core wire of the first coaxial line is connected with the first radiator. Optionally, another first antenna located in the two first antennas of the first sub-board includes a third radiator and a second coaxial line, where the third radiator is disposed on a side surface of the first sub-board facing away from the first circuit board, and is adjacent to and spaced from the first radiator, a ground wire of the second coaxial line is connected to the second radiator, and a core wire of the second coaxial line is connected to the third radiator. Optionally, one of the two first antennas located on the second sub-board includes a fourth radiator, a fifth radiator and a third coaxial line, where the fourth radiator is disposed on a side surface of the second sub-board facing away from the first circuit board, the fifth radiator is disposed on another side surface of the second sub-board opposite to the fourth radiator, a ground wire of the third coaxial line is connected with the fifth radiator, and a core wire of the third coaxial line is connected with the fourth radiator. Optionally, the other first antenna of the two first antennas located in the second sub-board includes a sixth radiator and a fourth coaxial line, where the sixth radiator is disposed on a side surface of the second sub-board facing away from the first circuit board, and is adjacent to and spaced from the fourth radiator, a ground wire of the fourth coaxial line is connected to the fifth radiator, and a core wire of the fourth coaxial line is connected to the sixth radiator. Optionally, the rest of the at least four first antennas are arranged on the first circuit board in a scattered manner, and the projection of the second circuit board on the first circuit board is spaced from the rest of the first antennas, and/or The second circuit board comprises a first side surface and a second side surface, and is arranged in four first antennas of the second circuit board, wherein two first antennas are arranged on the first side surface of the second circuit board, and the other two first antennas are arranged on the second side surface of the second circuit board. Optionally, the antenna assembly further includes at least one second antenna, the working frequency band of the second antenna is sm