CN204991945U - Antenna structure and mobile terminal - Google Patents
Antenna structure and mobile terminal Download PDFInfo
- Publication number
- CN204991945U CN204991945U CN201520516977.9U CN201520516977U CN204991945U CN 204991945 U CN204991945 U CN 204991945U CN 201520516977 U CN201520516977 U CN 201520516977U CN 204991945 U CN204991945 U CN 204991945U
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims description 48
- 239000003990 capacitor Substances 0.000 claims description 26
- 229910000859 α-Fe Inorganic materials 0.000 claims description 15
- 230000001276 controlling effect Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
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- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
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Abstract
The embodiment of the utility model discloses antenna structure, include: receive the loop construction of wireless charge signal and FM radio signal, the regulating circuit of regulation FM radio signal, the loop construction is including the first contact that is used for providing wireless and charge the signal for the wireless receiving circuit of charging and second contact and be used for contacting for the third that the FM radio provided FM radio signal, wherein, first contact and second contact link to each other with the wireless receiving circuit that charges respectively, the third contact links to each other with the regulating circuit, the regulating circuit includes the first terminal and second terminal, the first terminal passes through matching circuit and links to each other with the FM radio, and the second terminal links to each other with the third contact of loop construction. The embodiment of the utility model provides a mobile terminal is still disclosed.
Description
Technical Field
The utility model relates to a mobile terminal design field, in particular to antenna structure and mobile terminal.
Background
At present, the wireless charging technology of the mobile terminal is mature, and a specific coil is required to be used as a receiving antenna for the wireless charging function of the mobile terminal; in addition, most mobile terminals have a Frequency Modulation (FM) radio function, and the FM radio function of the mobile terminal also requires a specific antenna to receive radio stations and broadcast signals.
In the existing mobile terminal, a receiving antenna supporting wireless charging and a receiving antenna supporting FM radio function are respectively and independently arranged in the mobile terminal, fig. 1 is a schematic structural diagram of the wireless charging antenna and the FM radio receiving antenna in the prior art, and as shown in fig. 1, a wireless charging coil and the FM radio receiving antenna are independently arranged, so that not only is the design cost increased, but also the weight and the volume of the mobile terminal can be increased, and the resource utilization rate is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present invention is expected to provide an antenna structure and a mobile terminal, which can realize reasonable multiplexing of a wireless charging antenna and an FM radio receiving antenna, reduce the design cost of the mobile terminal, and improve the utilization efficiency of resources.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
an embodiment of the utility model provides an antenna structure, antenna structure includes: the coil structure is used for receiving wireless charging signals and FM radio signals, and the adjusting circuit is used for adjusting the FM radio signals;
the coil structure comprises a first contact and a second contact which are used for providing wireless charging signals for the wireless charging receiving circuit, and a third contact which is used for providing FM radio signals for the FM radio; the first contact and the second contact are respectively connected with the wireless charging receiving circuit, and the third contact is connected with the regulating circuit;
the regulating circuit comprises a first terminal and a second terminal, the first terminal is connected with the FM radio through the matching circuit, and the second terminal is connected with the third contact of the coil structure.
In the above scheme, the coil structure includes a metal coil for receiving wireless charging signals and FM radio signals, and a ferrite for shielding the metal coil signals, and the metal coil is attached to the ferrite.
In the above scheme, the first contact and the second contact of the coil structure are respectively connected with the wireless charging receiving circuit through two metal shrapnels.
In the above scheme, the first contact and the second contact of the coil structure are two terminals of the metal coil; and the third contact of the coil structure is a tap in the middle of the coil structure.
In the above scheme, a resonant capacitor is connected between the first terminal and the second terminal of the regulating circuit;
the regulating circuit further comprises a third terminal connected to the second contact of the coil structure;
a parallel inductor is connected between a third terminal of the regulating circuit and the resonant capacitor;
and a series inductor is also connected between the first terminal of the regulating circuit and the resonant capacitor.
An embodiment of the present invention further provides a mobile terminal, where the mobile terminal includes: the antenna structure comprises a main processor CPU for controlling the antenna structure to realize the functions of wireless charging and FM radio, a wireless charging receiving circuit, an FM radio, a matching circuit for adjusting signals of the FM radio and an antenna structure for receiving wireless charging signals and signals of the FM radio; wherein,
the CPU is connected with the wireless charging receiving circuit and the FM radio;
the antenna structure comprises a coil structure for receiving wireless charging signals and FM radio signals and a regulating circuit for regulating the FM radio signals; wherein,
the coil structure comprises a first contact and a second contact which are used for providing wireless charging signals for the wireless charging receiving circuit, and a third contact which is used for providing FM radio signals for the FM radio; the first contact and the second contact are respectively connected with the wireless charging receiving circuit, and the third contact is connected with the regulating circuit;
the adjusting circuit comprises a first terminal and a second terminal, the first terminal is connected with the matching circuit, and the second terminal is connected with the third contact of the coil structure;
the first terminal of the matching circuit is connected with the second terminal of the regulating circuit, and the second terminal is connected with the FM radio.
In the above scheme, the coil structure includes a metal coil for receiving wireless charging signals and FM radio signals, and a ferrite for shielding the metal coil signals, and the metal coil is attached to the ferrite.
In the above scheme, the first contact and the second contact of the coil structure are respectively connected with the wireless charging receiving circuit through two metal shrapnels.
In the above scheme, the first contact and the second contact of the coil structure are two terminals of the metal coil; and the third contact of the coil structure is a tap in the middle of the coil structure.
In the above scheme, a resonant capacitor is connected between the first terminal and the second terminal of the regulating circuit;
the regulating circuit further comprises a third terminal connected to the second contact of the coil structure;
a parallel inductor is connected between a third terminal of the regulating circuit and the resonant capacitor;
and a series inductor is also connected between the first terminal of the regulating circuit and the resonant capacitor.
The embodiment of the utility model provides an antenna structure and mobile terminal, including receiving wireless charging signal and FM radio signal's coil structure, adjust FM radio signal's regulating circuit; the coil structure comprises a first contact and a second contact which are used for providing wireless charging signals for the wireless charging receiving circuit, and a third contact which is used for providing FM radio signals for the FM radio; the first contact and the second contact are respectively connected with a wireless charging receiving circuit, and the third contact is connected with a regulating circuit; the regulating circuit comprises a first terminal and a second terminal, the first terminal is connected with the FM radio through the matching circuit, and the second terminal is connected with the third contact of the coil structure. Therefore, the wireless charging antenna and the FM radio receiving antenna can be reasonably multiplexed through the function of realizing the wireless charging antenna and the function of realizing the FM radio receiving antenna through one coil structure, so that excessive antenna structures are not required to be designed in the mobile terminal, the design cost of the mobile terminal is reduced, and the utilization efficiency of resources is improved.
Drawings
FIG. 1 is a schematic diagram of a wireless charging antenna and an FM radio receiving antenna in the prior art;
fig. 2 is a schematic view of the antenna structure of the present invention;
FIG. 3 is a schematic view of the coil structure of the present invention;
FIG. 4 is a schematic diagram of the structure of the adjusting circuit of the present invention;
fig. 5 is a schematic structural diagram of the mobile terminal of the present invention.
Detailed Description
In an embodiment of the present invention, the mobile terminal includes: the antenna structure comprises a main processor CPU for controlling the antenna structure to realize the functions of wireless charging and FM radio, a wireless charging receiving circuit, an FM radio, a matching circuit for adjusting signals of the FM radio and an antenna structure for receiving wireless charging signals and signals of the FM radio; the CPU is connected with the wireless charging receiving circuit and the FM radio; the antenna structure comprises a coil structure for receiving wireless charging signals and FM radio signals and a regulating circuit for regulating the FM radio signals; the coil structure comprises a first contact and a second contact which are used for providing wireless charging signals for the wireless charging receiving circuit, and a third contact which is used for providing FM radio signals for the FM radio; the first contact and the second contact are respectively connected with the wireless charging receiving circuit, and the third contact is connected with the regulating circuit; the adjusting circuit comprises a first terminal and a second terminal, the first terminal is connected with the matching circuit, and the second terminal is connected with the third contact of the coil structure; the first terminal of the matching circuit is connected with the second terminal of the regulating circuit, and the second terminal is connected with the FM radio.
Specifically, the CPU manages and controls the wireless charging receiving circuit and the FM radio through commands, and performs unified scheduling management and realizes the wireless charging function and the FM radio function. The matching circuit and the adjusting circuit are used for FM radio signals so as to adjust the performance of the FM radio; the coil structure is used as an antenna and used for receiving signals sent by an external sending end for the wireless charging receiving circuit and the FM radio, so that reasonable multiplexing of the wireless charging receiving circuit and the FM radio receiving antenna is realized.
The following describes the antenna structure and the mobile terminal in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 2 is the schematic diagram of the antenna structure according to the embodiment of the present invention, in this embodiment, the antenna structure includes: a coil structure 21, a regulating circuit 22;
wherein, the coil structure 21 is used for receiving wireless charging signals and FM radio signals;
fig. 3 is a schematic diagram of a coil structure according to an embodiment of the present invention, as shown in fig. 3, in an embodiment of the present invention, the coil structure 21 includes a metal coil 211 for receiving a wireless charging signal and an FM radio signal and a ferrite 212 for shielding the metal coil signal, and the metal coil 211 is adhered to the ferrite 212 by an adhesive; the ferrite 212 is located between the main board of the mobile terminal and the metal coil 211, so that the signal on the metal coil 211 can be shielded, and the signal on the metal coil 211 is prevented from interfering with other functions of the mobile terminal.
The metal coil 211 comprises three contacts, wherein the first contact and the second contact are connected with the wireless charging receiving circuit and used for providing wireless charging signals for the wireless charging receiving circuit; the third contact is connected with the regulating circuit and used for providing FM radio signals for the FM radio; here, since the FM radio receiving antenna is shorter than the metal coil required for the wireless charging receiving antenna, the first contact and the second contact of the coil structure are two terminals of the metal coil 211; and the third contact of the coil structure is a tap in the middle of the metal coil. In the embodiment of the present invention, the third contact is only a tapping manner shown in fig. 3, and is not limited to this range.
In the embodiment of the utility model provides an in, first contact, second contact, the third contact of coil structure 21 can link to each other with wireless receiving circuit and the FM radio that charges through metal shrapnel, also can adopt other connected mode to link to each other with wireless receiving circuit and the FM radio that charges, the utility model discloses do not injure the connected mode here.
For example, in the embodiment of the present invention, the first contact and the second contact of the coil structure 21 are connected to the wireless charging receiving circuit through the metal elastic sheet, and at this time, the coil structure 21 serves as the receiving antenna of the wireless charging receiving circuit and receives signals for the wireless charging receiving circuit. Here, the number of turns, material, etc. of the metal coil 211 in the coil structure 21 may be determined according to a wireless charging debugging situation;
the third contact of the coil structure 21 is connected with the FM radio through the metal elastic sheet, and at this time, the coil structure 21 serves as a receiving antenna of the FM radio and receives signals for the FM radio. In the embodiment of the present invention, the middle tap of the coil is used as the third contact because the length of the coil required by the FM radio receiving antenna is shorter than that of the wireless charger receiving antenna; the position of the tap of the particular third contact depends on the commissioning situation.
The adjusting circuit 22 is used for adjusting FM radio signals and adjusting and improving the performance of the coil structure as an FM antenna;
fig. 4 is a schematic structural diagram of an adjusting circuit according to an embodiment of the present invention, and as shown in fig. 4, the adjusting circuit 22 includes a first terminal 221 and a second terminal 222, wherein a resonant capacitor 223 is connected between the first terminal 221 and the second terminal 222, the first terminal 221 is connected to the FM radio through a matching circuit, and the second terminal 222 is connected to a third contact of the coil structure.
In the embodiment of the present invention, the adjusting circuit 22 further includes a third terminal 224, and the third terminal 224 is connected to the second contact of the coil structure 21; a connected parallel inductor 225 is connected between the third terminal 224 of the regulating circuit and the resonant capacitor 223; a series inductor 226 is also connected between the first terminal 221 of the regulating circuit and the resonant capacitor.
In practical applications, if the shunt inductance 225 is not required, the connection between the third terminal and the second contact of the coil structure 21 may be broken, in fig. 4, indicated by a dashed line;
wireless receiving circuit and FM radio that charges probably uses simultaneously, the embodiment of the utility model provides an in, resonance capacitor 223 is used for keeping apart the influence of wireless signal frequency to the FM radio of charging the during operation. Because the wireless charging protocol provides an operating frequency of 115KHZ to 205KHZ during wireless charging, and the operating frequency of a typical FM radio is 70MHZ to 90MHZ or 87.5MHZ to 108MHZ, the capacitance of the resonant capacitor 223 can be selected appropriately to isolate low-frequency signals in the wireless charging signal. In the FM tuning phase, if the FM radio signal at the third contact of the coil structure 21 still deviates from the target value, it may be considered to add the series inductor 226 between the resonant capacitor 223 and the first terminal, or to add the parallel inductor 225 between the resonant capacitor 223 and the third terminal, and to adjust the inductance values of the series inductor 226 and the parallel inductor 225, so as to obtain a higher quality FM radio signal.
In the embodiment of the present invention, the adjusting circuit structure shown in fig. 4 is merely taken as an example, and is not limited to this range.
Fig. 5 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention, as shown in fig. 5, the mobile terminal main processor CPU51, the wireless charging receiving circuit 52, the FM radio 53, the matching circuit 54, and the antenna structure 55; wherein,
the CPU51 is connected with the wireless charging receiving circuit 52 and the FM radio 53 and is used for controlling the antenna structure to realize the wireless charging function and the FM radio function;
the antenna structure 55 is used for receiving wireless charging signals and FM radio signals;
in the embodiment of the present invention, the antenna structure 55 includes a coil structure 551 and an adjusting circuit 552, wherein the coil structure 551 is used for receiving wireless charging signals and FM radio signals;
specifically, the coil structure 551 includes a metal coil and a ferrite, and the metal coil is used for receiving a wireless charging signal and an FM radio signal; the ferrite is used for shielding a metal coil signal; the metal coil is adhered to the ferrite through back glue; the ferrite is positioned between the mobile terminal mainboard and the metal coil, so that signals on the metal coil can be shielded, and the signals on the metal coil are prevented from interfering other functions of the mobile terminal.
The coil structure 51 comprises three contacts, wherein the first contact and the second contact are connected with the wireless charging receiving circuit and used for providing wireless charging signals for the wireless charging receiving circuit; the third contact is connected with the regulating circuit and used for providing FM radio signals for the FM radio; here, since the FM radio receiving antenna is shorter than the metal coil required for the wireless charging receiving antenna, the first contact and the second contact of the coil structure are two terminals of the metal coil; and the third contact of the coil structure is a tap in the middle of the metal coil.
In the embodiment of the utility model provides an in, first contact, second contact, the third contact of coil structure 551 can link to each other with wireless receiving circuit and the FM radio that charges through metal shrapnel, also can adopt other connected mode to link to each other with wireless receiving circuit and the FM radio that charges, the utility model discloses do not injure the connected mode here.
For example, in the embodiment of the present invention, the first contact and the second contact of the coil structure 551 are connected to the wireless charging receiving circuit through the metal elastic sheet, and at this time, the coil structure 551 receives signals for the wireless charging receiving circuit as the receiving antenna of the wireless charging receiving circuit. Here, the number of turns, material, etc. of the metal coil in the coil structure 551 may be determined according to a wireless charging commissioning condition;
the third contact of the coil structure 551 is connected with the FM radio through the metal elastic sheet, and at this time, the coil structure 551 serves as a receiving antenna of the FM radio and receives signals for the FM radio. In the embodiment of the present invention, the middle tap of the coil is used as the third contact because the length of the coil required by the FM radio receiving antenna is shorter than that of the wireless charger receiving antenna; the position of the tap of the particular third contact depends on the commissioning situation.
The adjusting circuit 552 is used for adjusting FM radio signals and adjusting and improving the performance of the coil structure as an FM antenna;
specifically, the adjusting circuit 552 includes a first terminal and a second terminal, wherein a resonant capacitor is connected between the first terminal and the second terminal, the first terminal is connected to the matching circuit, and the second terminal is connected to the third contact of the coil structure;
the regulating circuit 553 further comprises a third terminal, which is connected to the second contact of the coil structure; a parallel inductor is connected between a third terminal of the regulating circuit and the resonant capacitor; and a series inductor is also connected between the first terminal of the regulating circuit and the resonant capacitor.
In practical applications, if the shunt inductance 225 is not required, the connection between the third terminal and the second contact of the coil structure 21 may be disconnected;
wireless receiving circuit and FM radio that charges probably uses simultaneously, the embodiment of the utility model provides an in, resonance electric capacity 3 is used for keeping apart the influence of wireless signal frequency to the FM radio of charging the during operation. Because the wireless charging protocol provides an operating frequency of 115KHZ to 205KHZ during wireless charging, and the operating frequency of a typical FM radio is 70MHZ to 90MHZ or 87.5MHZ to 108MHZ, the capacitance of the resonant capacitor 3 can be selected appropriately to isolate low-frequency signals in the wireless charging signal. In the FM tuning phase, if the FM radio signal at the third contact of the coil structure 551 still deviates from the target value, it may be considered to add a series inductor 6 between the resonant capacitor and the first terminal, or to add a parallel inductor between the resonant capacitor and the third terminal, and to adjust the series inductor and the parallel inductor to obtain a higher quality FM radio signal.
The matching circuit 54 is used for adjusting FM radio signals, a first terminal of the matching circuit is connected to a second terminal of the adjusting circuit, and a second terminal of the matching circuit is connected to the FM radio, as shown in fig. 5, an inductor is connected between the first terminal and the second terminal of the matching circuit 54, and the first terminal and the second terminal are grounded through a capacitor. The embodiment of the present invention is merely to take the matching circuit shown in fig. 5 as an example, but not to limit the scope, and the specific parts and connection relation inside the matching circuit can be set according to actual conditions, and the embodiment of the present invention does not limit this.
Antenna structure and mobile terminal's working process as follows:
the working process when the antenna structure is used as an FM radio receiving antenna is as follows:
when a user operates the mobile terminal through an IO interface (such as a key or a touch screen) and starts the FM radio application, the CPU receives a task of starting the FM radio and sends a command to call the FM radio function. The FM radio starts to work after receiving the command of the CPU, and receives broadcasting station signals from the outside through the antenna structure. At this time, the coil structure is used as an FM radio receiving antenna, receives broadcasting station signals from the outside and transmits the signals to a receiving end of the FM radio through a contact such as a shrapnel. Inductance and capacitance parameters of the adjusting circuit and the matching circuit are reasonably selected, effective signals can be transmitted to the FM radio, and redundant invalid noise signals are fully filtered, so that false stations or invalid signals are avoided.
The working process when the antenna structure is used as a receiving antenna of the wireless charging receiving circuit is as follows:
when a user places the mobile terminal on a wireless charging transmitting terminal (such as a wireless charging seat), the CPU starts a wireless charging function through a command, the wireless charging receiving circuit opens a receiving path and starts to receive a signal from the wireless charging transmitting terminal through the antenna structure, and the antenna structure charges the wireless charging receiving antenna at the moment;
the antenna structure simultaneously serves as a wireless charging receiving circuit receiving antenna and an FM radio receiving antenna and works in the real-time process:
the same as the two processes, when a user listens to the FM radio and carries out wireless charging, because the working frequencies of the two functions are far away, the inductance and capacitance parameters of the adjusting circuit and the matching circuit are reasonably selected, the FM radio signal and the wireless charging signal can be effectively isolated, and the two functions are not influenced mutually to finish.
Antenna structure, when being used as wireless receiving circuit receiving antenna that charges, can also multiplexing regard as FM radio receiving antenna, both can satisfy wireless demand of charging, can realize FM radio function again to simplify mobile terminal's antenna structure, reduced mobile terminal's manufacturing cost, improved the utilization ratio of resource.
Although the present invention has been described with reference to the preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, and that various changes and modifications may be made without departing from the spirit of the invention, and such changes and modifications are intended to be covered by the appended claims.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (10)
1. An antenna structure, characterized in that the antenna structure comprises: the coil structure is used for receiving wireless charging signals and FM radio signals, and the adjusting circuit is used for adjusting the FM radio signals;
the coil structure comprises a first contact and a second contact which are used for providing wireless charging signals for the wireless charging receiving circuit, and a third contact which is used for providing FM radio signals for the FM radio; the first contact and the second contact are respectively connected with the wireless charging receiving circuit, and the third contact is connected with the regulating circuit;
the regulating circuit comprises a first terminal and a second terminal, the first terminal is connected with the FM radio through the matching circuit, and the second terminal is connected with the third contact of the coil structure.
2. The antenna structure of claim 1, wherein the coil structure comprises a metal coil for receiving wireless charging signals and FM radio signals and a ferrite for shielding the metal coil signals, the metal coil being adhered to the ferrite.
3. The antenna structure of claim 2, wherein the first contact and the second contact of the coil structure are respectively connected to the wireless charging receiving circuit through two metal spring pieces.
4. An antenna structure according to any of claims 1 to 3, wherein the first and second contacts of the coil structure are two terminals of a metal coil; and the third contact of the coil structure is a tap in the middle of the coil structure.
5. The antenna structure according to claim 1, characterized in that a resonant capacitor is connected between the first and second terminals of the adjusting circuit;
the regulating circuit further comprises a third terminal connected to the second contact of the coil structure;
a parallel inductor is connected between a third terminal of the regulating circuit and the resonant capacitor;
and a series inductor is also connected between the first terminal of the regulating circuit and the resonant capacitor.
6. A mobile terminal, characterized in that the mobile terminal comprises: the antenna structure comprises a main processor CPU for controlling the antenna structure to realize the functions of wireless charging and FM radio, a wireless charging receiving circuit, an FM radio, a matching circuit for adjusting signals of the FM radio and an antenna structure for receiving wireless charging signals and signals of the FM radio; wherein,
the CPU is connected with the wireless charging receiving circuit and the FM radio;
the antenna structure comprises a coil structure for receiving wireless charging signals and FM radio signals and a regulating circuit for regulating the FM radio signals; wherein,
the coil structure comprises a first contact and a second contact which are used for providing wireless charging signals for the wireless charging receiving circuit, and a third contact which is used for providing FM radio signals for the FM radio; the first contact and the second contact are respectively connected with the wireless charging receiving circuit, and the third contact is connected with the regulating circuit;
the adjusting circuit comprises a first terminal and a second terminal, the first terminal is connected with the matching circuit, and the second terminal is connected with the third contact of the coil structure;
the first terminal of the matching circuit is connected with the second terminal of the regulating circuit, and the second terminal is connected with the FM radio.
7. The mobile terminal of claim 6, wherein the coil structure comprises a metal coil for receiving wireless charging signals and FM radio signals and a ferrite for shielding the metal coil signals, and the metal coil is adhered to the ferrite.
8. The mobile terminal of claim 7, wherein the first contact and the second contact of the coil structure are respectively connected to the wireless charging receiving circuit through two metal spring pieces.
9. The mobile terminal according to any of claims 6 to 8, wherein the first and second contacts of the coil structure are two terminals of a metal coil; and the third contact of the coil structure is a tap in the middle of the coil structure.
10. The mobile terminal of claim 6, wherein a resonant capacitor is connected between the first terminal and the second terminal of the regulating circuit;
the regulating circuit further comprises a third terminal connected to the second contact of the coil structure;
a parallel inductor is connected between a third terminal of the regulating circuit and the resonant capacitor;
and a series inductor is also connected between the first terminal of the regulating circuit and the resonant capacitor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520516977.9U CN204991945U (en) | 2015-07-16 | 2015-07-16 | Antenna structure and mobile terminal |
| PCT/CN2015/089203 WO2017008384A1 (en) | 2015-07-16 | 2015-09-08 | Antenna structure and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520516977.9U CN204991945U (en) | 2015-07-16 | 2015-07-16 | Antenna structure and mobile terminal |
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| CN204991945U true CN204991945U (en) | 2016-01-20 |
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| CN201520516977.9U Active CN204991945U (en) | 2015-07-16 | 2015-07-16 | Antenna structure and mobile terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204991945U (en) |
| WO (1) | WO2017008384A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106299600A (en) * | 2016-08-12 | 2017-01-04 | 珠海格力电器股份有限公司 | Multifunctional antenna control method and device and smart phone with device |
| WO2018006465A1 (en) * | 2016-07-04 | 2018-01-11 | 中兴通讯股份有限公司 | Fm antenna assembly and terminal |
| CN107655500A (en) * | 2017-09-18 | 2018-02-02 | 青岛海信移动通信技术股份有限公司 | Terminal device |
| CN109495138A (en) * | 2018-10-29 | 2019-03-19 | Oppo广东移动通信有限公司 | Antenna assembly and electronic equipment |
| CN111628792A (en) * | 2020-06-19 | 2020-09-04 | 上海艾为电子技术股份有限公司 | Electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20130072254A1 (en) * | 2011-09-20 | 2013-03-21 | Sony Ericsson Mobile Communications Ab | Universal Coil Antenna Having Respective Portions Thereof Associated with Different Functional Modules |
| CN102593896B (en) * | 2012-02-16 | 2014-12-03 | 华为终端有限公司 | Mobile terminal and method for carrying out wireless charging on mobile terminal |
| CN103904416A (en) * | 2012-12-27 | 2014-07-02 | 赛龙通信技术（深圳）有限公司 | Multi-frequency multiplexing antenna and mobile terminal applying same |
| CN203326731U (en) * | 2013-05-15 | 2013-12-04 | 中兴通讯股份有限公司 | Coil device of mobile terminal |
| CN104244133A (en) * | 2014-09-12 | 2014-12-24 | 南京邮电大学 | Wireless passive headset |
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- 2015-07-16 CN CN201520516977.9U patent/CN204991945U/en active Active
- 2015-09-08 WO PCT/CN2015/089203 patent/WO2017008384A1/en active Application Filing
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006465A1 (en) * | 2016-07-04 | 2018-01-11 | 中兴通讯股份有限公司 | Fm antenna assembly and terminal |
| CN106299600A (en) * | 2016-08-12 | 2017-01-04 | 珠海格力电器股份有限公司 | Multifunctional antenna control method and device and smart phone with device |
| CN107655500A (en) * | 2017-09-18 | 2018-02-02 | 青岛海信移动通信技术股份有限公司 | Terminal device |
| CN107655500B (en) * | 2017-09-18 | 2020-05-05 | 青岛海信移动通信技术股份有限公司 | Terminal device |
| CN109495138A (en) * | 2018-10-29 | 2019-03-19 | Oppo广东移动通信有限公司 | Antenna assembly and electronic equipment |
| CN109495138B (en) * | 2018-10-29 | 2021-01-26 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
| CN111628792A (en) * | 2020-06-19 | 2020-09-04 | 上海艾为电子技术股份有限公司 | Electronic equipment |
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| Publication number | Publication date |
|---|---|
| WO2017008384A1 (en) | 2017-01-19 |
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