CN113702715A

CN113702715A - Detection device and electronic equipment

Info

Publication number: CN113702715A
Application number: CN202111001346.XA
Authority: CN
Inventors: 韩久刚; 谷守桐
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2021-11-26
Anticipated expiration: 2041-08-30
Also published as: CN113702715B

Abstract

The present application discloses a detection device and an electronic device. The detection device includes: at least one elastic piece, any one of the at least one elastic piece includes: a conductive part, which is used for electrical connection with an antenna; a connection part, which is insulated and connected to the conductive part and connected The part includes a conductive end; the SAR sensor includes a first port and a second port, the first port is electrically connected to the conductive part, and the second port is electrically connected to the conductive end. By connecting the connecting part with the conductive part but not conducting, so that the connecting part can be in contact with the antenna through the conducting part without conducting, that is, the distance between the connecting part and the antenna can be further shortened, so that the connecting part and the SAR sensor are composed The detection value of the channel on the surrounding environment and other factors is closer to the influence value of the surrounding environment and other factors of the channel composed of the antenna and the SAR sensor, which improves the detection accuracy of the SAR value, and then controls the transmission frequency of the antenna according to the SAR value. Radiation from small electronic devices to the human body.

Description

Detection device and electronic equipment

Technical Field

The application relates to the technical field of terminals, in particular to a detection device and electronic equipment.

Background

At present, with the progress and development of consumer mobile terminal electronic products, the number of antennas in the electronic products is greatly increased, and the problem of SAR (Specific Absorption Rate) is increasingly prominent. The mobile terminal is exemplified by a mobile phone, and a plurality of antennas are arranged in the mobile phone for transmitting electromagnetic energy, so that human tissues and organs are subjected to more electromagnetic radiation.

The SAR detection circuit in the related art detects a SAR value generated by an antenna to control the transmission power of the antenna according to the detected SAR value.

Specifically, as shown in fig. 1, the SAR detection circuit is detected by two paths (a and b), where a is a detection path 10 ' directly connected to the SAR sensor 40 ' by the antenna through the matching circuit 50 '. Path b is a compensation path 20 'which is routed together by placing a test point 30' on the PCB near the antenna end, connecting this test point 30 'to the SAR sensor 40'.

The path a transmits the antenna end data from the antenna elastic sheet 60 ' to the SAR sensor 40 ', the path b is wired together with the path a, and the influence of the factors such as the surrounding environment is received as the same as the path a, that is, the path b is the influence value of the factors such as the surrounding environment detected by the path a, the SAR sensor 40 ' subtracts the influence value detected by the path b from the received data of the path a to obtain the real data of the path a, and then the transmitting power of the antenna is controlled according to the data.

However, the test point 30' in the related art can only be as close to the antenna as possible, and cannot be directly contacted with the antenna, so that the accuracy of the SAR value detection result is low.

Disclosure of Invention

The embodiment of the application aims to provide a detection device and electronic equipment, and the problem that the accuracy of a detection result is low when the electronic equipment detects an SAR value in the related art can be solved.

In order to solve the above problems, the present application is implemented as follows:

in a first aspect, an embodiment of the present application provides a detection apparatus, including:

at least one shell fragment, any one shell fragment in at least one shell fragment includes:

a conductive portion for electrically connecting with the antenna;

the connecting part is in insulated connection with the conductive part and comprises a conductive end;

the SAR sensor comprises a first port and a second port, wherein the first port is electrically connected with the conductive part, and the second port is electrically connected with the conductive part.

In a second aspect, an embodiment of the present application further provides an electronic device, including the detection apparatus as described in the first aspect.

In this embodiment of the application, the detection device includes at least one elastic sheet and the SAR sensor, and specifically, any one elastic sheet of the at least one elastic sheet includes a conductive portion and a connection portion, and the conductive portion is connected to the connection portion in an insulating manner, that is, the conductive portion is connected to the connection portion but is not conducted. The SAR sensor comprises a first port and a second port, wherein the first port is electrically connected with the conductive part, and the second port is electrically connected with the conductive end of the connecting part, so that two paths are formed. Specifically, the conductive part is electrically connected with the antenna, the SAR sensor can receive detection data of the antenna through the conductive part, and can also receive an influence value of factors such as the surrounding environment through the conductive end of the connecting part, and the SAR value of the electronic device can be obtained by subtracting the influence value from the received detection data of the antenna.

Through linking to each other connecting portion with the conductive part but not conducting, thereby make connecting portion contact and nonconducting through conductive part and antenna, can make the distance of connecting portion and antenna further zoom in promptly, make the measuring value of the passageway of connecting portion and SAR sensor constitution to factors such as surrounding environment, the influence value of factors such as the surrounding environment of the passageway of constituteing with antenna and SAR sensor is closer, improve the precision that SAR value detected, and then according to the transmission frequency of this SAR value control antenna, reduce the radiation of electronic equipment to the human body, improve the user and experience the use of the electronic equipment who has this detection device.

In addition, compared with the prior art that the test points are arranged around the antenna to detect the influence values of factors such as the surrounding environment and the like, the SAR value detection accuracy can be improved, meanwhile, the structure of the elastic sheet is improved, the test points do not need to be arranged, the occupied space of the detection device in the electronic equipment can be saved, and the space utilization rate in the electronic equipment is improved.

In addition, the structure of the elastic sheet is improved, the elastic sheet does not need to be added, so that the production cost of the detection device can be reduced, and the production cost of the electronic equipment with the detection device is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 shows a schematic configuration diagram of a SAR detection circuit in the related art;

fig. 2 shows one of the schematic structural diagrams of the dome of an embodiment of the present application;

fig. 3 shows a second schematic structural diagram of a spring plate according to an embodiment of the present application;

fig. 4 is a third schematic structural diagram of an elastic sheet according to an embodiment of the present application;

fig. 5 shows a fourth schematic structural diagram of a spring plate according to an embodiment of the present application;

fig. 6 shows one of the schematic structural diagrams of the spring plate of another embodiment of the present application;

fig. 7 shows a second schematic structural diagram of a spring plate according to another embodiment of the present application;

fig. 8 is a third schematic structural diagram of a spring plate according to another embodiment of the present application;

fig. 9 shows a fourth schematic structural view of a spring plate according to another embodiment of the present application;

FIG. 10 shows one of the schematic structural diagrams of a detection device of an embodiment of the present application;

fig. 11 shows one of the schematic structural views of a spring plate of a further embodiment of the present application;

fig. 12 shows a second schematic structural view of a spring plate according to another embodiment of the present application;

fig. 13 is a third schematic structural view of a spring plate according to another embodiment of the present application;

fig. 14 shows a fourth schematic structural view of a spring plate according to yet another embodiment of the present application;

FIG. 15 shows a second schematic structural view of a detection device according to an embodiment of the present application;

FIG. 16 shows a third schematic structural diagram of a detection apparatus according to an embodiment of the present application;

fig. 17 shows a fourth schematic structural diagram of a detection apparatus according to an embodiment of the present application.

Wherein, the corresponding relationship between the reference numbers and the component names in fig. 1 is:

the antenna comprises a detection path 10 ', a compensation path 20', a test point 30 ', an SAR sensor 40', a matching circuit 50 'and an antenna elastic sheet 60';

the correspondence between reference numerals and part names in fig. 2 to 17 is:

100 spring plates, 110 conductive parts, 111 first main body, 112 first metal coating, 120 connecting parts, 121 conductive ends, 122 second main body, 123 insulating coating, 130 insulating parts, 200SAR sensor, 300 first path, 400 second path, 500 first matching device, 600 second matching device and 700 circuit board.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein.

The electronic devices provided in the embodiments of the present application include, but are not limited to, electronic devices such as mobile phones, tablet computers, laptop computers, mobile computers, handheld game consoles, and the like. Of course, the present invention is not limited to the electronic device, and may be applied to other devices for detecting SAR values.

The following further describes the detection device and the electronic device provided in the embodiments of the present application with reference to the drawings.

Fig. 2 shows one of the structural schematic diagrams of the elastic sheet 100 according to an embodiment of the present application. Fig. 3 shows a second schematic structural diagram of the elastic sheet 100 according to an embodiment of the present application. Fig. 4 shows a third schematic structural diagram of the elastic sheet 100 according to an embodiment of the present application. Fig. 5 shows a fourth schematic structural diagram of the elastic sheet 100 according to an embodiment of the present application. Fig. 2 to 5 are schematic structural views of the elastic sheet 100 in a different structure. Fig. 6 shows one of the structural schematic diagrams of the dome 100 according to another embodiment of the present application. Fig. 7 shows a second schematic structural diagram of the elastic sheet 100 according to another embodiment of the present application. Fig. 8 shows a third schematic structural diagram of the elastic piece 100 according to another embodiment of the present application. Fig. 9 shows a fourth schematic structural diagram of the elastic sheet 100 according to another embodiment of the present application. Fig. 6 to 9 are schematic structural views of the elastic sheet 100 with another structure at different viewing angles. Fig. 10 shows one of the schematic structural diagrams of the detection apparatus of an embodiment of the present application. Fig. 11 shows one of the structural schematic diagrams of the dome 100 of the further embodiment of the present application. Fig. 12 shows a second schematic structural diagram of the elastic sheet 100 according to another embodiment of the present application. Fig. 13 shows a third schematic structural diagram of the elastic piece 100 according to another embodiment of the present application. Fig. 14 shows a fourth schematic structural diagram of the spring plate 100 according to another embodiment of the present application. Fig. 11 to 14 are schematic structural diagrams of an elastic sheet 100 with another structure at different viewing angles. Fig. 15 shows a second schematic structural diagram of a detection apparatus according to an embodiment of the present application.

As shown in fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12, fig. 13, fig. 14, and fig. 15, a detection device according to an embodiment of the present application includes at least one spring 100 and a SAR sensor 200, where any one spring 100 of the at least one spring 100 includes a conductive portion 110 and a connecting portion 120, the conductive portion 110 is used to be electrically connected to an antenna, the connecting portion 120 is connected to the conductive portion 110 in an insulated manner, the connecting portion 120 includes a conductive end 121, the SAR sensor 200 includes a first port and a second port, the first port is electrically connected to the conductive portion 110, and the second port is electrically connected to the conductive end 121. In the embodiment of the present application, the detection device includes at least one elastic sheet 100 and the SAR sensor 200, specifically, any one elastic sheet 100 of the at least one elastic sheet 100 includes a conductive portion 110 and a connection portion 120, and the conductive portion 110 is connected to the connection portion 120 in an insulated manner, that is, the conductive portion 110 is connected to the connection portion 120 but is not conductive. SAR sensor 200 comprises a first port electrically connected to conductive portion 110 and a second port electrically connected to conductive end 121 of connection portion 120, thereby forming two paths. Specifically, the conductive part 110 is electrically connected to the antenna, the SAR sensor 200 can receive the detection data of the antenna through the conductive part 110, and the SAR sensor 200 can also receive the influence value of the factors such as the surrounding environment through the conductive end 121 of the connecting part 120, and the influence value is subtracted from the received detection data of the antenna, so that the SAR value of the electronic device can be obtained.

The connection part 120 is connected with the conductive part 110 but is not conducted, so that the connection part 120 can be contacted with the antenna through the conductive part 110 and is not conducted, namely, the distance between the connection part 120 and the antenna can be further shortened, the detection value of a channel formed by the connection part 120 and the SAR sensor 200 to the surrounding environment and other factors is enabled to be closer, the influence value of the surrounding environment and other factors of the channel formed by the antenna and the SAR sensor 200 is enabled to be closer, the accuracy of SAR value detection is improved, the transmission frequency of the antenna is further controlled according to the SAR value, the radiation of electronic equipment to a human body is reduced, and the use experience of a user to the electronic equipment with the detection device is improved.

In addition, compared with the prior art that the test points are arranged around the antenna to detect the influence values of factors such as the surrounding environment and the like, the SAR value detection accuracy can be improved, meanwhile, the structure of the elastic sheet 100 is improved, the test points do not need to be arranged, the occupied space of the detection device in the electronic equipment can be saved, and the space utilization rate in the electronic equipment is improved.

Moreover, by improving the structure of the elastic sheet 100, the elastic sheet 100 does not need to be added, so that the production cost of the detection device can be reduced, and the production cost of the electronic equipment with the detection device can be reduced.

In specific application, the SAR sensor 200 and the conductive portion 110 of the elastic sheet 100 form a first path 300, i.e., a detection path, the SAR sensor 200 and the connecting portion 120 of the elastic sheet 100 form a second path 400, i.e., a compensation path, the routing directions of the detection path and the compensation path are the same, i.e., the detection path and the compensation path are routed together, so that the influence value of the factors such as the surrounding environment of the compensation path detection and the influence value of the factors such as the surrounding environment of the detection path detection are further close to each other, and further the detection accuracy of the SAR value can be further improved, and the transmission frequency of the antenna is controlled according to the SAR value, thereby reducing the radiation of the electronic device to the human body, and improving the use experience of the user to the electronic device with the detection device.

It should be noted that, the number of the elastic pieces 100 may be set according to actual needs, and it can be understood that the detection device can detect the SAR values of a plurality of antennas, that is, the number of the elastic pieces 100 is set to be multiple, each elastic piece 100 is electrically connected to one antenna, that is, each antenna forms a detection path and a compensation path with the SAR sensor 200 through one elastic piece 100, so as to detect the SAR values of a plurality of antennas of the electronic device, thereby controlling the transmission power of the plurality of antennas according to the SAR values and reducing the radiation of the electronic device to a human body.

In some embodiments, as shown in fig. 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 and 15, SAR sensor 200 forms a first path 300 with conductive portion 110 through a first port and SAR sensor 200 forms a second path 400 with conductive end 121 through a second port; the first via 300 and the second via 400 have the same routing direction.

In these embodiments, the SAR sensor 200 and the conductive portion 110 of the elastic sheet 100 form a first path 300, i.e., a detection path, the SAR sensor 200 and the connecting portion 120 of the elastic sheet 100 form a second path 400, i.e., a compensation path, the routing directions of the detection path and the compensation path are the same, i.e., the detection path and the compensation path are routed together, so that the influence value of the factors such as the surrounding environment detected by the compensation path and the influence value of the factors such as the surrounding environment of the detection path are further close to each other, and further the detection accuracy of the SAR value can be further improved, and further the transmission frequency of the antenna is controlled according to the SAR value, so that the radiation of the electronic device to the human body is reduced, and the use experience of the user on the electronic device with the detection apparatus is improved.

Fig. 16 shows a third schematic structural diagram of a detection apparatus according to an embodiment of the present application. Fig. 17 shows a fourth schematic structural diagram of a detection apparatus according to an embodiment of the present application.

In some embodiments, as shown in fig. 16 and 17, the detection apparatus further comprises a first matching device 500, the first matching device 500 being disposed on the second via 400.

In these embodiments, the detection apparatus further comprises a first matching device 500, in particular, the first matching device 500 is arranged on the second path 400. Since the connecting portion 120 of the elastic sheet 100 is connected to the conductive portion 110 but is not conductive, that is, the connecting portion 120 is in contact with the antenna through the conductive portion 110 but is not conductive, that is, the connecting portion 120 is closer to the antenna, it is easy to couple with the antenna, which affects the performance of the antenna. Through setting up first matching device 500 on second route 400 to can reduce because connecting portion 120 is close with the antenna distance, and influence the problem of antenna performance, and then can improve SAR value detection accuracy, reduce electronic equipment to human radiation, do not influence electronic equipment's performance, further improve the user and experience the use of electronic equipment that has this detection device.

In a specific application, the first matching device 500 may be an inductor or a capacitor, and it can be understood that when the first matching device 500 is an inductor, that is, an inductor is connected in series in the second path 400, and when the first matching device 500 is a capacitor, that is, a capacitor is connected in parallel in the second path 400, the configuration may be specifically set according to actual requirements.

In a specific embodiment, as shown in fig. 16 and 17, the first matching device 500 includes at least one of an inductor and a capacitor.

In this embodiment, it is defined that the first matching device 500 includes at least one of an inductance and a capacitance. Specifically, when the first matching device 500 is an inductor, that is, an inductor is connected in series to the second path 400, so that the problem that the performance of the antenna is affected due to the fact that the connecting portion 120 is close to the antenna can be reduced, the detection accuracy of the SAR value can be improved, the radiation of the electronic device to the human body can be reduced, the use performance of the electronic device is not affected, and the use experience of the user on the electronic device with the detection device is further improved.

When the first matching device 500 is a capacitor, that is, a capacitor is connected in parallel to the second path 400, so that the problem that the antenna performance is affected due to the fact that the distance between the connecting part 120 and the antenna is short can be reduced, the detection accuracy of the SAR value can be improved, the radiation of the electronic device to a human body is reduced, the use performance of the electronic device is not affected, and the use experience of a user on the electronic device with the detection device is further improved.

The second path 400 may be connected in series with an inductor and in parallel with a capacitor, and may be specifically set according to actual needs.

In specific application, the first matching device 500 is disposed near the connecting portion 120, so that the SAR value detection accuracy can be further improved, the radiation of the electronic device to the human body can be reduced, and the use performance of the electronic device is not affected.

In some embodiments, as shown in fig. 16 and 17, the volume of the connection portion 120 is less than the volume of the conductive portion 110.

In these embodiments, since the connecting portion 120 of the elastic sheet 100 is connected to the conductive portion 110 but is not conductive, that is, the connecting portion 120 is in contact with the antenna through the conductive portion 110 but is not conductive, that is, the connecting portion 120 is closer to the antenna, it is easy to couple with the antenna, which affects the performance of the antenna. Through making the volume of connecting portion 120 be less than the volume of conductive part 110, that is to say, setting up the volume of connecting portion 120 less to can further reduce because connecting portion 120 is nearer with the antenna distance, and the problem that influences the antenna performance, and then can improve SAR value detection accuracy, reduce electronic equipment to human radiation simultaneously, do not influence electronic equipment's performance, further improve the user and experience the use of electronic equipment that has this detection device.

In a specific application, the volume of the connection portion 120 may be set as small as possible, that is, the volume of the connection portion 120 is further reduced while ensuring electrical connection with the SAR sensor 200, so that the problem that the antenna performance is affected due to the close distance between the connection portion 120 and the antenna can be further reduced.

In some embodiments, as shown in fig. 2, 3, 4, 5, 11, 12, 13 and 14, the conductive part 110 includes a first body 111 and a first metal coating 112, wherein the first metal coating 112 is disposed on an outer surface of the first body 111, the first metal coating 112 is used for electrically connecting with an antenna, and the first port is electrically connected with the first metal coating 112; the first body 111 is an insulating member.

In these embodiments, the specific structure of the dome 100 is defined. Specifically, the conductive part 110 includes a first body 111 and a first metal coating 112, and the first body 111 is an insulating member, that is, the first metal coating 112 is provided on an outer surface of the insulating member, thereby forming the conductive part 110. And the first metal coating 112 is electrically connected to the antenna and the first port of the SAR sensor 200, thereby forming a first via 300. Connecting portion 120 is connected with electrically conductive part 110 insulation, that is to say, connecting portion 120 is connected with first main part 111, and the electrically conductive end 121 and the first metal coating 112 interval setting of connecting portion 120, thereby make connecting portion 120 and electrically conductive part 110 link to each other, but do not conduct, and then can make connecting portion 120 and antenna's distance further draw closer, make the measuring value of the passageway of connecting portion 120 and SAR sensor 200 to factors such as surrounding environment, the influence value of factors such as the surrounding environment with the passageway of antenna and SAR sensor 200 is more close, improve the precision that SAR value detected, and then according to the transmission frequency of this SAR value control antenna, reduce the radiation of electronic equipment to the human body, improve the user experience to the electronic equipment who has this detection device.

In a specific application, the insulating member may be a material having an insulating property, such as a silicone member, the first metal coating 112 may be a metal material having a conductive function, such as a copper coating, and the first metal coating 112 may be fixed to the outer surface of the first body 111 by plating or adhesion.

In some embodiments, as shown in fig. 2, 3, 4, 5, 11, 12, 13 and 14, the connecting portion 120 further includes a second body 122, the second body 122 is connected to the first body 111, the conductive terminal 121 is disposed on the second body 122, and the conductive terminal 121 is spaced apart from the first metal coating 112; the second body 122 is an insulating member.

In these embodiments, the connecting portion 120 further includes a second body 122, specifically, the second body 122 is an insulating member, and the second body 122 is connected to the first body 111, and since the first body 111 is also an insulating member, the first body 111 is connected to the second body 122 in an insulating manner. The conductive end 121 is arranged on the second main body 122, and the conductive end 121 and the first metal coating 112 are arranged at intervals, so that the connecting portion 120 is in insulation connection with the conductive portion 110, that is, the connecting portion 120 is connected with the conductive portion 110 but is not conducted, and further the distance between the connecting portion 120 and the antenna can be further shortened, so that the detection value of the path formed by the connecting portion 120 and the SAR sensor 200 to the factors such as the surrounding environment is more approximate to the influence value of the factors such as the surrounding environment of the path formed by the antenna and the SAR sensor 200, the accuracy of SAR value detection is improved, the transmission frequency of the antenna is controlled according to the SAR value, the radiation of the electronic equipment to the human body is reduced, and the use experience of a user to the electronic equipment with the detection device is improved.

In specific application, the insulating member may be a material having an insulating property, such as a silicone member, and the first main body 111 and the second main body 122 may be an integral structure, which can be understood that the integral structure has a good mechanical property, so that the structural strength of the elastic sheet 100 may be improved, and the service life of the elastic sheet 100 may be further prolonged. In addition, the integral structure also facilitates mass production of the spring plate 100, so that the production cost of the spring plate 100 can be reduced.

In a specific embodiment, the conductive terminal 121 is a second metal coating layer disposed on one side surface of the second body 122.

In this embodiment, it is defined that the conductive terminal 121 is a second metal coating, that is, the conductive terminal 121 is a metal coating disposed on one side of the second body 122, specifically, the second metal coating may be a metal material having a conductive function, such as a copper coating, and the second metal coating may be fixed to the outer surface of the second body 122 by plating or adhesion. Thereby reducing the manufacturing difficulty of the spring plate 100 and improving the production efficiency.

In a specific application, a first metal coating 112 may be disposed on one end of the insulating member, and a second metal coating may be disposed on the other end of the insulating member and spaced from the first metal coating 112, so as to connect the connecting portion 120 with the conductive portion 110, but not conduct.

In some embodiments, as shown in fig. 5 and 14, a gap is formed between the conductive end 121 and the first metal coating 112; any one of the elastic pieces 100 further includes an insulating portion 130, the insulating portion 130 is located between the first main body 111 and the second main body 122, and the insulating portion 130 is connected to the first main body 111 and the second main body 122 and located at the notch.

In these embodiments, the conductive end 121 is spaced apart from the first metal coating 112 and forms a gap where the insulating portion 130 is located. The insulation part 130 is located between the first body 111 and the second body 122, and two ends of the insulation part 130 are respectively connected with the first body 111 and the second body 122, that is, the first body 111 and the second body 122 are connected through the insulation part 130, and the insulation part 130 is located at a gap formed between the conductive terminal 121 and the first metal coating 112, thereby achieving an insulation arrangement between the conductive terminal 121 and the first metal coating 112. And then connecting portion 120 and conductive part 110 are connected in an insulating manner, that is, connecting portion 120 is connected with conductive part 110, but is not conductive, and then the distance between connecting portion 120 and the antenna can be further shortened, so that the detection value of the path formed by connecting portion 120 and SAR sensor 200 to the factors such as the surrounding environment is closer to the influence value of the factors such as the surrounding environment of the path formed by the antenna and SAR sensor 200, the accuracy of SAR value detection is improved, and then the transmission frequency of the antenna is controlled according to the SAR value, the radiation of the electronic device to the human body is reduced, and the use experience of the user to the electronic device with the detection device is improved.

In some embodiments, as shown in fig. 6, 7, 8 and 9, the conductive portion 110 includes a first body 111, and the first body 111 is a metal piece.

In these embodiments, another structure of the spring plate 100 is defined, specifically, the conductive portion 110 includes a first body 111, and the first body 111 is a metal piece. It is understood that the first body 111 is electrically connected with the antenna and the SAR sensor 200, thereby forming the first passage 300. The connecting portion 120 is connected to the conductive portion 110 in an insulating manner, that is, an insulating material is disposed between the connecting portion 120 and the first main body 111, that is, the connecting portion 120 is connected to the first main body 111 through the insulating material, so that the connecting portion 120 is connected to the conductive portion 110, but the connecting portion is not conductive, and further the distance between the connecting portion 120 and the antenna is shortened, so that the detection value of the path formed by the connecting portion 120 and the SAR sensor 200 to the factors such as the surrounding environment is closer to the influence value of the factors such as the surrounding environment of the path formed by the antenna and the SAR sensor 200, the accuracy of SAR value detection is improved, the transmission frequency of the antenna is controlled according to the SAR value, the radiation of the electronic device to the human body is reduced, and the use experience of the user on the electronic device with the detection apparatus is improved.

In specific application, the metal piece is made of metal materials with a conductive function, such as copper.

In some embodiments, as shown in fig. 6, 7, 8 and 9, the connecting portion 120 further includes a second body 122 and an insulating coating 123, wherein the second body 122 is connected to the first body 111 in an insulating manner, the insulating coating 123 is disposed on a surface of the second body 122, and the conductive end 121 is an end of the second body 122 facing away from the insulating coating 123; the second body 122 is a metal member.

In these embodiments, the connecting portion 120 further includes a second body 122 and an insulating coating 123, specifically, the second body 122 is connected to the first body 111 in an insulating manner, and the second body 122 is a metal piece, that is, an insulating material is disposed between the first body 111 and the second body 122, that is, the second body 122 is connected to the first body 111 through the insulating material. The insulating coating 123 is disposed on a surface of the second body 122, and the conductive end 121 is an end of the second body 122 facing away from the insulating coating 123. It can be understood that the insulating coating 123 is the end of the connecting portion 120 close to the antenna, thereby electrically isolating the connecting portion 120 from the antenna, the conductive end 121 is electrically connected to the SAR sensor 200, thereby connecting the connecting portion 120 to the conductive portion 110, but not conducting, and further enabling the distance between the connecting portion 120 and the antenna to be further reduced, so that the detection value of the path formed by the connecting portion 120 and the SAR sensor 200 to the factors such as the surrounding environment is closer, the influence value of the factors such as the surrounding environment of the path formed by the antenna and the SAR sensor 200 is closer, the accuracy of SAR value detection is improved, and further the transmitting frequency of the antenna is controlled according to the SAR value, the radiation of the electronic device to the human body is reduced, and the use experience of the user to the electronic device with the detection apparatus is improved.

The insulating coating 123 may be a coating made of a silicon rubber material, and may be specifically configured according to actual needs.

In some embodiments, as shown in fig. 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, and 17, the detection apparatus further comprises a second matching device 600, the second matching device 600 being disposed on the first via 300.

In these embodiments, the detection apparatus further includes a second matching device 600, and specifically, the second matching device 600 is disposed on the first path 300, on one hand, the second matching device 600 may filter the radio frequency signal of the antenna, so as to further improve the detection accuracy of the SAR value. On the other hand, by providing the second matching device 600, static electricity can be prevented, that is, the influence of factors such as the surrounding environment on the data transmission of the first path 300 can be prevented, and the detection accuracy of the SAR value can be further improved.

In a specific embodiment, the second matching device 600 includes at least one of an inductor and a capacitor.

In this embodiment, it is defined that the second matching device 600 includes at least one of an inductance and a capacitance. Specifically, when the second matching device 600 is an inductor, an inductor is connected in series with the first via 300. When the second matching device 600 is a capacitor, a capacitor is connected in parallel to the first path 300. Of course, the first path 300 may be connected with both an inductor and a capacitor in series, and may be specifically configured according to actual needs.

Specifically, when the second matching device 600 is an inductor, that is, an inductor is connected in series to the first path 300, on one hand, the second matching device 600 may filter the radio frequency signal of the antenna, and further may further improve the detection accuracy of the SAR value. On the other hand, by providing the second matching device 600, static electricity can be prevented, that is, the influence of factors such as the surrounding environment on the data transmission of the first path 300 can be prevented, and the detection accuracy of the SAR value can be further improved.

When the second matching device 600 is a capacitor, that is, a capacitor is connected in parallel to the first path 300, on one hand, the second matching device 600 can filter the radio frequency signal of the antenna, and further the detection accuracy of the SAR value can be further improved. On the other hand, by providing the second matching device 600, static electricity can be prevented, that is, the influence of factors such as the surrounding environment on the data transmission of the first path 300 can be prevented, and the detection accuracy of the SAR value can be further improved.

Some embodiments of the present application provide an electronic device, which has the detecting device of any of the above embodiments, and further has all the beneficial effects of the detecting device of any of the above embodiments, and details are not repeated herein.

In some embodiments, the electronic device further includes a circuit board 700 and at least one antenna, wherein the detecting device is disposed on the circuit board 700, the at least one antenna is electrically connected to the circuit board 700, and one spring piece 100 is electrically connected to one antenna.

In these embodiments, the electronic device further includes a circuit board 700 and at least one antenna, specifically, the detection device is disposed on the circuit board 700, at least one antenna is electrically connected to the circuit board 700, and one spring plate 100 is electrically connected to one antenna, the spring plate 100 includes a conductive portion 110 and a connecting portion 120 which are connected in an insulating manner, the SAR sensor 200 is electrically connected to the conductive portion 110 of the spring plate 100 to form a first path 300, i.e., a detection path, the conductive end 121 of the connecting portion 120 is electrically connected to the SAR sensor 200 to form a second path 400, and is connected to the connecting portion 120 in an insulating manner through the conductive portion 110, i.e., the conductive portion 110 is connected to the connecting portion 120 but is not conductive, so that the connecting portion 120 can be in contact with the antenna through the conductive portion 110 and is not conductive, i.e., the distance between the connecting portion 120 and the antenna can be further reduced, so that the path formed by the connecting portion 120 and the SAR sensor 200 detects factors such as the surrounding environment, the influence values of factors such as the surrounding environment of a channel formed by the antenna and the SAR sensor 200 are closer, the SAR value detection accuracy is improved, the transmitting frequency of the antenna is controlled according to the SAR value, the radiation of the electronic equipment to a human body is reduced, and the use experience of a user to the electronic equipment is improved.

Moreover, the structure of the elastic sheet 100 is improved, and the elastic sheet 100 does not need to be added, so that the production cost of the detection device can be reduced, and the production cost of the electronic equipment is reduced.

In specific application, the number of the elastic sheets 100 can be set according to actual needs, and it can be understood that the detection device can detect the SAR values of a plurality of antennas, that is, the number of the elastic sheets 100 is set to be a plurality, each elastic sheet 100 is electrically connected with one antenna, that is, each antenna forms a detection path and a compensation path with the SAR sensor 200 through one elastic sheet 100, so that the detection of the SAR values of a plurality of antennas of the electronic device is realized, the transmission power of the plurality of antennas is controlled according to the SAR values, and the radiation of the electronic device to a human body is reduced.

It should be noted that in the description of the present specification, reference to the description of the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In this application, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A detection device, comprising:

a conductive portion for electrically connecting with an antenna;

a SAR sensor comprising a first port electrically connected with the conductive portion and a second port electrically connected with the conductive portion.

2. The detection apparatus according to claim 1,

the SAR sensor forms a first path with the conductive part through the first port, and the SAR sensor forms a second path with the conductive end through the second port;

the first path and the second path have the same routing direction.

3. The detection device according to claim 2, further comprising:

a first matching device disposed on the second path.

4. The detection apparatus according to claim 3,

the first matching device comprises at least one of an inductor and a capacitor.

5. The detection apparatus according to claim 1,

the volume of the connecting portion is smaller than the volume of the conductive portion.

6. The detection apparatus according to any one of claims 1 to 5, wherein the conductive portion includes:

a first body;

the first metal coating is arranged on the outer surface of the first main body and is used for being electrically connected with the antenna, and the first port is electrically connected with the first metal coating;

wherein the first body is an insulator.

7. The detection device of claim 6, wherein the connection portion further comprises:

the second main body is connected with the first main body, the conductive end is arranged on the second main body, and the conductive end and the first metal coating are arranged at intervals;

wherein the second body is an insulator.

8. The detection apparatus according to claim 7,

the conductive end is a second metal coating which is arranged on one side surface of the second main body.

9. The detection apparatus according to claim 7,

a gap is formed between the conductive end and the first metal coating;

any one of the at least one elastic sheet further comprises:

an insulating portion between the first body and the second body, the insulating portion being connected to the first body and the second body and located at the notch.

10. The detection apparatus according to any one of claims 1 to 5,

the conductive part comprises a first main body which is a metal piece.

11. The detection device of claim 10, wherein the connection portion further comprises:

the second main body is connected with the first main body in an insulating way;

the insulating coating is arranged on the surface of the second main body, and the conductive end is the end of the second main body, which is far away from the insulating coating;

wherein the second main body is a metal piece.

12. The detection device according to any one of claims 2 to 4, further comprising:

a second matching device disposed on the first path.

13. The detection apparatus according to claim 12,

the second matching device comprises at least one of an inductor and a capacitor.

14. An electronic device, characterized in that it comprises a detection apparatus according to any one of claims 1 to 13.

15. The electronic device of claim 14, further comprising:

the detection device is arranged on the circuit board;

at least one antenna is electrically connected with the circuit board, and one elastic sheet is electrically connected with one antenna.