CN-122028335-A - Protective housing and electronic equipment subassembly

Abstract

The application provides a protective housing and an electronic device assembly. The electronic equipment assembly comprises electronic equipment and a protective shell, wherein the electronic equipment comprises an antenna assembly, the antenna assembly comprises a first antenna group, the first antenna group comprises a plurality of antennas, the plurality of antennas of the first antenna group are used for supporting a plurality of first preset frequency bands, the protective shell comprises a shell base body and a first coupling radiator, the shell base body is used for protecting the electronic equipment, the first coupling radiator is carried on the shell base body, is arranged corresponding to the first antenna group and is used for being coupled with at least one antenna radiator of the antenna radiators of the plurality of antennas in the first antenna group and resonating in a 1/2 wavelength mode of a first target frequency band, and the resonance frequency of the first target frequency band is larger than the resonance frequency of the first preset frequency band with the highest frequency in the plurality of first preset frequency bands. The protective housing makes the electronic equipment of cover establish the protective housing at the highest first communication performance of predetermineeing the frequency channel of frequency better.

Inventors

• YONG ZHENGDONG
• ZENG ZHIMIN

Assignees

• 深圳市锐尔觅移动通信有限公司

Dates

Publication Date

20260512

Application Date

20241111

Claims (20)

1. 1. A protective case for protecting an electronic device, wherein the electronic device includes an antenna assembly, the antenna assembly including a first antenna group, the first antenna group including a plurality of antennas, the plurality of antennas of the first antenna group being configured to support a plurality of first preset frequency bands; The protective housing includes: a housing base for protecting the electronic device, and The first coupling radiator is carried on the shell substrate, is arranged corresponding to the first antenna group, is used for being coupled with at least one antenna radiator in the antenna radiators of the plurality of antennas in the first antenna group, and resonates in a 1/2 wavelength mode of a first target frequency band, wherein the resonant frequency of the first target frequency band is larger than the resonant frequency of a first preset frequency band with the highest frequency among the plurality of first preset frequency bands.
2. 2. The protective case of claim 1, wherein the plurality of antennas in the first antenna group comprises: a first antenna including a first radiator, and The second antenna comprises a second radiator which is arranged at intervals with the first radiator; Wherein the first coupled radiator portion is configured to be disposed in correspondence with the first radiator and the other portion of the first coupled radiator is configured to be disposed in correspondence with the second radiator.
3. 3. The protective case of claim 2, wherein the first radiator generates a first resonant current to support a first preset frequency band of the plurality of first preset frequency bands, the first coupled radiator is configured to couple with the first radiator to generate a first target resonant current to support the first target frequency band, and wherein a flow direction of the first target resonant current is the same as a flow direction of the first resonant current.
4. 4. The protective case of claim 3, wherein the first coupled radiator is configured to form a distance d 1 with the first radiator when the protective case is disposed around the electronic device, and the distance d 1 satisfies 0<d 1 ≤λ 1 /8, wherein λ 1 is a wavelength corresponding to a center frequency of the first target frequency band.
5. 5. The protective case of claim 2, wherein the protective case comprises a first side and a second side that are connected in a bent manner, the first side being configured to correspond to a first side of the electronic device, the second side being configured to correspond to a top side of the electronic device, the second side being connected in a bent manner to the first side, the first coupled radiator being configured to correspond to the second side.
6. 6. The protective case of claim 1, wherein the antenna assembly further comprises: the second antenna group comprises a plurality of antennas, and the plurality of antennas of the second antenna group are used for supporting a plurality of second preset frequency bands; The protective housing further includes: The second coupling radiator is carried on the shell substrate, is used for being arranged corresponding to the second antenna group, is used for being coupled with at least one antenna radiator in the antenna radiators of the plurality of antennas in the second antenna group, and resonates in a 1/2 wavelength mode of a second target frequency band, wherein the resonance frequency of the second target frequency band is larger than the resonance frequency of a second preset frequency band with the highest frequency in a plurality of second preset frequency bands.
7. 7. The protective case of claim 6, wherein the electronic device comprises a first side, a top side, and a second side that are sequentially bent and connected, the third radiator is disposed corresponding to the top side, a portion of the fourth radiator is disposed corresponding to the top side, and another portion of the fourth radiator is disposed corresponding to the second side; the protective housing includes the first limit and the second limit that buckle and link to each other, first limit corresponds first side setting, the second limit corresponds the topside sets up, the second coupling radiator corresponds the second limit sets up.
8. 8. The protective case of claim 1, wherein the antenna assembly further comprises: The third antenna group comprises a plurality of antennas, and the antennas of the third antenna group are used for supporting a third preset frequency band; The protective housing further includes: The third coupling radiator is carried on the shell substrate, is used for being arranged corresponding to the third antenna group, is used for being coupled with at least one antenna radiator in the antenna radiators of the plurality of antennas in the third antenna group, and resonates in a 1/2 wavelength mode of a third target frequency band, wherein the resonance frequency of the third target frequency band is larger than the resonance frequency of a third preset frequency band with the highest frequency in a plurality of third preset frequency bands.
9. 9. The protective case of claim 8, wherein the electronic device includes a first side, the fifth radiator and the sixth radiator each being disposed corresponding to the first side; the protective housing includes first limit, first limit corresponds first side setting, the third coupling radiator corresponds first limit setting.
10. 10. The protective case of claim 1, wherein the antenna assembly further comprises a fourth antenna group comprising a plurality of antennas for supporting a fourth predetermined frequency band; The protective housing further includes: And the fourth coupling radiator is carried on the shell substrate, is arranged corresponding to the fourth antenna group, is used for being coupled with at least one antenna radiator in the antenna radiators of the plurality of antennas in the fourth antenna group, and resonates in a 1/2 wavelength mode of a fourth target frequency band, wherein the resonant frequency of the fourth target frequency band is larger than the resonant frequency of a fourth preset frequency band with the highest frequency in a plurality of fourth preset frequency bands.
11. 11. The protective case of claim 10, wherein the electronic device assembly further comprises a second side, the seventh and eighth radiators each being disposed corresponding to the second side; The protective housing still includes the third limit, the third limit corresponds the second side sets up, the fourth coupling radiator corresponds the third limit sets up.
12. 12. An electronic device assembly, the electronic device assembly comprising: electronic equipment The protective case of any one of claims 1-11, for protecting the electronic device.
13. 13. An electronic device assembly, the electronic device assembly comprising: the electronic equipment comprises an antenna assembly, wherein the antenna assembly comprises a first antenna group, the first antenna group comprises a plurality of antennas, the plurality of antennas of the first antenna group are used for supporting a plurality of first preset frequency bands, and A protective case, the protective case comprising: a housing base for protecting the electronic device, and The first coupling radiator is carried on the shell substrate, is arranged corresponding to the first antenna group, is used for being coupled with at least one antenna radiator in the antenna radiators of the plurality of antennas in the first antenna group, and resonates in a 1/2 wavelength mode of a first target frequency band, wherein the resonant frequency of the first target frequency band is larger than the resonant frequency of a first preset frequency band with the highest frequency among the plurality of first preset frequency bands.
14. 14. The electronic device assembly of claim 13, wherein the plurality of antennas in the first antenna group comprises: a first antenna including a first radiator, and The second antenna comprises a second radiator which is arranged at intervals with the first radiator; wherein the first coupled radiator portion is disposed corresponding to the first radiator and the other portion of the first coupled radiator is disposed corresponding to the second radiator.
15. 15. The electronic device assembly of claim 14, wherein the first radiator generates a first resonant current to support a highest frequency first preset frequency band of the plurality of first preset frequency bands; the first coupling radiator is coupled with the first radiator to generate a first target resonant current to support the first target frequency band, wherein the flow direction of the first target resonant current is the same as the flow direction of the first resonant current.
16. 16. The electronic device assembly of claim 15, wherein a distance d 1 between the first coupled radiator and the first radiator satisfies 0<d 1 ≤λ 1 /8, wherein λ 1 is a wavelength corresponding to a center frequency of the first target frequency band.
17. 17. The electronic device assembly of claim 14, wherein the electronic device comprises a first side edge and a top edge that are bent and connected, a portion of the first radiator being disposed corresponding to the first side edge, another portion of the first radiator being disposed corresponding to the top edge, and the second radiator being disposed corresponding to the top edge; The protective housing includes buckling and links to each other first limit and second limit, first limit corresponds first side setting, the second limit corresponds the topside sets up, first coupling radiator corresponds the second limit sets up.
18. 18. The electronic device assembly of claim 13, wherein the antenna assembly further comprises: the second antenna group comprises a plurality of antennas, and the plurality of antennas of the second antenna group are used for supporting a plurality of second preset frequency bands; The second coupling radiator is carried on the shell substrate, is arranged corresponding to the second antenna group, is used for being coupled with at least one antenna radiator in the antenna radiators of the plurality of antennas in the second antenna group, and resonates in a 1/2 wavelength mode of a second target frequency band, wherein the resonance frequency of the second target frequency band is larger than the resonance frequency of a second preset frequency band with the highest frequency in a plurality of second preset frequency bands.
19. 19. The electronic device assembly of claim 18, wherein the plurality of antennas in the second antenna group comprises: A third antenna including a third radiator, and The fourth antenna comprises a fourth radiator which is arranged at intervals with the third radiator; wherein the second coupled radiator portion is disposed corresponding to the third radiator and the other portion of the second coupled radiator is disposed corresponding to the fourth radiator.
20. 20. The electronic device assembly of claim 19, wherein the fourth radiator generates a second resonant current to support a second preset frequency band of the plurality of second preset frequency bands that is highest in frequency; The second coupling radiator is coupled with the fourth radiator to generate a second target resonant current to support the second target frequency band, wherein the flow direction of the second target resonant current is the same as the flow direction of the second resonant current.

Description

Protective housing and electronic equipment subassembly Technical Field The application relates to the technical field of communication, in particular to a protective shell and an electronic equipment assembly. Background With the development of technology, electronic devices such as mobile phones with communication functions have become more and more popular and more powerful. An antenna assembly is typically included in an electronic device to enable communication functions of the electronic device. However, the communication performance of the antenna assembly in the electronic device in the related art is not good enough, and there is room for improvement. Disclosure of Invention In a first aspect, an embodiment of the present application provides a protective case for protecting an electronic device, where the electronic device includes an antenna assembly, where the antenna assembly includes a first antenna group, the first antenna group includes a plurality of antennas, and the plurality of antennas of the first antenna group are used to support a plurality of first preset frequency bands; The protective housing includes: a housing base for protecting the electronic device, and The first coupling radiator is carried on the shell substrate, is arranged corresponding to the first antenna group, is used for being coupled with at least one antenna radiator in the antenna radiators of the plurality of antennas in the first antenna group, and resonates in a 1/2 wavelength mode of a first target frequency band, wherein the resonant frequency of the first target frequency band is larger than the resonant frequency of a first preset frequency band with the highest frequency among the plurality of first preset frequency bands. In a second aspect, embodiments of the present application provide an electronic device assembly, including: electronic equipment The protective case of the first aspect, wherein the protective case is used for protecting the electronic device. In a third aspect, embodiments of the present application provide an electronic device assembly, including: the electronic equipment comprises an antenna assembly, wherein the antenna assembly comprises a first antenna group, the first antenna group comprises a plurality of antennas, the plurality of antennas of the first antenna group are used for supporting a plurality of first preset frequency bands, and A protective case, the protective case comprising: a housing base for protecting the electronic device, and The first coupling radiator is carried on the shell substrate, is arranged corresponding to the first antenna group, is used for being coupled with at least one antenna radiator in the antenna radiators of the plurality of antennas in the first antenna group, and resonates in a 1/2 wavelength mode of a first target frequency band, wherein the resonant frequency of the first target frequency band is larger than the resonant frequency of a first preset frequency band with the highest frequency among the plurality of first preset frequency bands. In summary, according to the protective case provided by the embodiment of the present application, the protective case protects the electronic device. In addition, the protective housing includes a first coupling radiator coupled with at least one antenna radiator of the antenna radiators of the plurality of antennas in a first antenna group in the electronic device, the first coupling radiator resonating in a half-wavelength mode of a first target frequency band, and a resonance frequency of the first target frequency band being greater than a resonance frequency of a first preset frequency band having a highest frequency among the plurality of first preset frequency bands. Therefore, the first coupling radiator can improve the antenna impedance bandwidth of the antenna supporting the first preset frequency band with the highest frequency in the first preset frequency bands, improve the antenna efficiency of the antenna supporting the first preset frequency band with the highest frequency in the first preset frequency bands, improve the antenna pattern of the antenna supporting the first preset frequency band with the highest frequency in the first preset frequency bands, and improve the upper hemispherical radiation ratio of the first preset frequency band with the highest frequency in the first preset frequency bands, so that the communication experience of the electronic equipment for communication by using the first preset frequency band with the highest frequency in the first preset frequency bands is improved. In addition, the resonance frequency of the first target frequency band is larger than the resonance frequency of the first preset frequency band with the highest frequency in the first preset frequency bands, so that the influence of the first coupling radiator on other first preset frequency bands except the first preset frequency band with the highest frequency in the first preset f