CN113471671A - Antenna structure and communication equipment with adjustable electric length - Google Patents

Antenna structure and communication equipment with adjustable electric length Download PDF

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Publication number
CN113471671A
CN113471671A CN202110754524.XA CN202110754524A CN113471671A CN 113471671 A CN113471671 A CN 113471671A CN 202110754524 A CN202110754524 A CN 202110754524A CN 113471671 A CN113471671 A CN 113471671A
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matching
trace
basic
wire
base
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CN113471671B (en
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徐雷
左成杰
何军
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Anhui Annuqi Technology Co Ltd
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Anhui Annuqi Technology Co Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24Supports; Mounting means by structural association with other equipment or articles with receiving set
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/36Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

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Abstract

The application provides an antenna structure with adjustable electrical length and communication equipment, which comprise a basic wire and at least one section of matching wire; the basic wiring comprises a basic end, a first matching end and a second matching end, and the basic end of the basic wiring is used as the input end of the antenna structure with adjustable electrical length; one end of the matching wire is arranged adjacent to the first matching end or the second matching end of the basic wire; in the case that one end of the matching wire is connected with the first matching end or the second matching end of the basic wire by using the matching component, the position of the first matching end or the second matching end of the basic wire is adjusted, so that the electrical length of the basic wire is modified. Under the miniaturized prerequisite of face size, walk the line through setting up the basis and walk the line with at least one section matching, can form the antenna structure that has multiple electric length to satisfy different frequency demands.

Description

Antenna structure and communication equipment with adjustable electric length
Technical Field
The application relates to the field of antennas, in particular to an antenna structure with adjustable electrical length and communication equipment.
Background
In the current environment, most methods for reducing the size of the antenna are to modify the environment of the antenna and modify the material of the antenna body to reduce the frequency of the antenna.
The disadvantage of standardized antennas is that they cannot be debugged after being shaped, and the size of the antenna is made larger in order to make up for the multi-frequency requirement of the antenna.
How to reduce the size of the antenna as much as possible on the premise of meeting the miniaturization requirement of the antenna becomes a difficult problem which puzzles the technical personnel in the field.
Disclosure of Invention
It is an object of the present application to provide an antenna structure and a communication device with adjustable electrical length, which at least partially improves the above-mentioned problems.
In order to achieve the above purpose, the embodiments of the present application employ the following technical solutions:
in a first aspect, an embodiment of the present application provides an antenna structure with an adjustable electrical length, where the antenna structure with an adjustable electrical length includes a base trace and at least one matching trace;
the basic wire comprises a basic end, a first matching end and a second matching end, and the basic end of the basic wire is used as the input end of the antenna structure with the adjustable electrical length;
one end of the matching wire is arranged adjacent to the first matching end or the second matching end of the basic wire;
and under the condition that one end of the matching wire is connected with the first matching end or the second matching end of the basic wire by using a matching component, adjusting the position of the first matching end or the second matching end of the basic wire so as to modify the electrical length of the basic wire.
In a possible implementation manner, the at least one section of matching trace includes a first matching trace, and a connection relationship between the matching trace and the base trace includes:
and under the condition that one end of the first matching wire is connected with the first matching end through a matching assembly, adjusting the position of the first matching end of the basic wire, and prolonging the electric length from the first matching end to the basic end.
In a possible implementation manner, the connection relationship between the matching trace and the base trace further includes:
and under the condition that the other end of the first matching routing is connected between the base end and the second matching end through a matching component, changing the conductive width from the second matching end to the base end so as to modify the electrical length from the second matching end to the base end.
In a possible implementation manner, the at least one section of matching trace includes a second matching trace, and the connection relationship between the matching trace and the base trace includes:
and under the condition that one end of the second matching wire is connected with the second matching end through a matching assembly, adjusting the position of the second matching end of the basic wire, and prolonging the electric length from the second matching end to the basic end.
In a possible implementation manner, the connection relationship between the matching trace and the base trace further includes:
and under the condition that the other end of the second matching wire is connected to the base end through a matching assembly, adjusting the position of the second matching end of the base wire, and changing the electrical length from the second matching end to the base end.
In a possible implementation manner, the at least one section of matching trace includes a first matching trace and a second matching trace, and a connection relationship between the matching trace and the base trace includes:
and under the condition that one end of the first matching wire is connected with the first matching end through a matching assembly, adjusting the position of the first matching end of the basic wire, and prolonging the electric length from the first matching end to the basic end.
Under the condition that the other end of the first matching routing is connected between the base end and the second matching end through a matching component, changing the conductive width from the second matching end to the base end so as to modify the electrical length from the second matching end to the base end;
under the condition that one end of the second matching wire is connected with the second matching end through a matching assembly, adjusting the position of the second matching end of the basic wire, and prolonging the electrical length from the second matching end to the basic end;
and under the condition that the other end of the second matching wire is connected to the base end through the matching assembly, adjusting the position of the second matching end of the base wire and changing the electrical length from the second matching end to the base end.
In one possible implementation, the matching component is a resistor, an inductor, a capacitor, or a combination of any of these.
In a second aspect, embodiments of the present application provide a communication device comprising any one of the above-described electrically length-adjustable antenna structures.
Compared with the prior art, the antenna structure with the adjustable electrical length and the communication equipment provided by the embodiment of the application comprise a basic wire and at least one section of matching wire; the basic wiring comprises a basic end, a first matching end and a second matching end, and the basic end of the basic wiring is used as the input end of the antenna structure with adjustable electrical length; one end of the matching wire is arranged adjacent to the first matching end or the second matching end of the basic wire; in the case that one end of the matching wire is connected with the first matching end or the second matching end of the basic wire by using the matching component, the position of the first matching end or the second matching end of the basic wire is adjusted, so that the electrical length of the basic wire is modified. Under the miniaturized prerequisite of face size, walk the line through setting up the basis and walk the line with at least one section matching, can form the antenna structure that has multiple electric length to satisfy different frequency demands.
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and it will be apparent to those skilled in the art that other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic diagram of an antenna structure according to an embodiment of the present application;
fig. 2 is a schematic view of a basic routing structure according to an embodiment of the present application;
fig. 3 is a schematic connection diagram of a matching trace and a basic trace according to an embodiment of the present disclosure;
fig. 4 is a schematic connection diagram of a matching trace and a basic trace according to an embodiment of the present disclosure;
fig. 5 is a schematic connection diagram of a matching trace and a basic trace according to an embodiment of the present disclosure;
fig. 6 is a schematic connection diagram of a matching trace and a basic trace according to an embodiment of the present disclosure;
fig. 7 is a schematic connection diagram of a matching trace and a basic trace according to an embodiment of the present application;
fig. 8 is a schematic connection diagram of a matching trace and a basic trace according to an embodiment of the present application;
fig. 9 is a schematic connection diagram of a matching trace and a basic trace according to an embodiment of the present application.
In the figure: 10-a base trace; 20-matching routing; 201-a first matching trace; 202-second matching trace.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, 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 embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 identical elements in a process, method, article, or apparatus that comprises the element.
In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally found in use of products of the application, and are used only for convenience in describing the present application and for simplification of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application.
In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
In order to reduce the size of an antenna as much as possible on the premise of meeting the requirement of antenna miniaturization, the embodiment of the application provides an antenna structure with an adjustable electrical length. As shown in fig. 1, the antenna structure with adjustable electrical length comprises a base trace 10 and at least one matching trace 20.
The base trace 10 includes a base end D0, a first matching end D1 and a second matching end D2, and the base end D0 of the base trace 10 is used as an input end of the antenna structure with adjustable electrical length.
One end of the matching trace 20 is disposed adjacent to the first matching end D1 or the second matching end D2 of the base trace 10.
In case of connecting one end of the matching trace 20 with the first matching end D1 or the second matching end D2 of the base trace 10 using a matching component, the position of the first matching end D1 or the second matching end D2 of the base trace 10 is adjusted, thereby modifying the electrical length of the base trace.
The lengths of the traces from the first matching terminal D1 and the second matching terminal D2 to the base terminal D0 are different or the same.
It should be noted that, in the antenna structure with adjustable electrical length in fig. 1, two matching traces 20 are provided, which are a first matching trace 201 and a second matching trace 202 respectively. But not limited thereto, the electrically length adjustable antenna structure may also be provided with more or less matching tracks 20.
In the case that no matching component is used to connect one end of the matching trace 20 with the first matching end D1 or the second matching end D2 of the base trace 10, the electrical length of the antenna structure with adjustable electrical length is the electrical length of the base trace 10 itself, as shown in fig. 2.
It will be appreciated that in the case where a matching component is used to connect one end of the matching trace 20 with the first matching end D1 or the second matching end D2 of the base trace 10, the position of the first matching end D1 or the second matching end D2 will change, so that the length of the first matching end D1 or the second matching end D2 to the base end changes, thereby changing the electrical length of the base trace. Under the miniaturized prerequisite of face size, through setting up basic line 10 and at least one section matching line 20, can form the antenna structure who has multiple electric length to satisfy different frequency demands.
In summary, the present application provides an antenna structure with an adjustable electrical length, which includes a basic trace and at least one matching trace; the basic wiring comprises a basic end, a first matching end and a second matching end, and the basic end of the basic wiring is used as the input end of the antenna structure with adjustable electrical length; one end of the matching wire is arranged adjacent to the first matching end or the second matching end of the basic wire; under the condition that one end of the matching wire is connected with the first matching end or the second matching end of the basic wire by using the matching assembly, adjusting the position of the first matching end or the second matching end of the basic wire so as to modify the electrical length of the basic wire; the first matching end and the second matching end have different lengths of the wire from the base end. Under the miniaturized prerequisite of face size, walk the line through setting up the basis and walk the line with at least one section matching, can form the antenna structure that has multiple electric length to satisfy different frequency demands.
On the basis of fig. 1, if at least one section of the matching trace 20 includes the first matching trace 201, regarding the connection relationship between the matching trace 20 and the basic trace 10, the embodiment of the present application further provides a possible implementation manner, please refer to fig. 3, and fig. 3 provides a schematic connection diagram between the matching trace and the basic trace for the embodiment of the present application.
As shown in fig. 3, in the case that one end of the first matching trace 201 is connected with the first matching end D1 through a matching component, the position of the first matching end D1 of the base trace 10 is adjusted to extend the electrical length from the first matching end D1 to the base end D0.
As shown in fig. 3, in the case that one end of the first matching trace 201 is connected to the first matching end D1 through a matching component, that is, the first matching trace 201 is used as an extended section of the base trace 10, as can be seen from a comparison of fig. 2, after the base trace 10 is extended, the position of the first matching end D1 is changed, and the electrical length between the first matching end D1 and the base end D0 is extended.
Possibly, corresponding solder points are provided at one end of the first matching trace 201 and the first matching end D1 for connecting the matching components.
On the basis of fig. 3, regarding how to further change the electrical length of the antenna structure, the embodiment of the present application also provides a possible implementation manner, please refer to fig. 4, and fig. 4 provides one of connection diagrams of the matching trace and the basic trace for the embodiment of the present application.
As shown in fig. 4, the connection relationship between the matching trace 20 and the base trace 10 further includes: in the case where the other end of the first matching trace 201 is connected between the base end D0 and the second matching end D2 through a matching component, the conductive width from the second matching end D2 to the base end D0 is changed, so as to modify the electrical length from the second matching end D2 to the base end D0.
It should be noted that the track length from the first matching terminal D1 to the base terminal D0 is smaller than the track length from the second matching terminal D2 to the base terminal D0.
Referring to fig. 1 and fig. 4, when the other end of the first matching trace 201 is connected to the D3 of the base trace 10 through the matching component, the D3 is located between the base end D0 and the second matching end D2, which is equivalent to changing the conductive width between the second matching end D2 and the base end D0, i.e. modifying the electrical length between the second matching end D2 and the base end D0, so as to adapt to more frequency requirements.
Possibly, corresponding solder points are provided at the other end of the first matching trace 201 and the D3 of the base trace 10 for connecting the matching components.
On the basis of fig. 1, if at least one section of the matching trace 20 includes the second matching trace 202, regarding the connection relationship between the matching trace 20 and the basic trace 10, the embodiment of the present application further provides a possible implementation manner, please refer to fig. 5, and fig. 5 provides a schematic connection diagram of the matching trace and the basic trace for the embodiment of the present application.
As shown in fig. 5, in the case that one end of the second matching trace 202 is connected with the second matching end D2 through a matching component, the position of the second matching end D2 of the base trace 10 is adjusted to extend the electrical length from the second matching end D2 to the base end D0.
As shown in fig. 5, in the case that one end of the second matching trace 202 is connected to the second matching end D2 through a matching component, that is, the second matching trace 202 is used as an extended section of the base trace 10, as can be seen from a comparison of fig. 2, after the base trace 10 is extended, the position of the second matching end D2 is changed, and the electrical length between the second matching end D2 and the base end D0 is extended.
Possibly, corresponding solder joints are provided at one end of the second mating trace 202 and the second mating end D2 for connecting the mating components.
On the basis of fig. 5, regarding how to further change the electrical length of the antenna structure, the embodiment of the present application also provides a possible implementation manner, please refer to fig. 6, and fig. 6 provides one of connection diagrams of the matching trace and the basic trace for the embodiment of the present application.
As shown in fig. 6, the connection relationship between the matching trace 20 and the base trace 10 further includes: in the case where the other end of the second matching trace 202 is connected to the base end D0 through a matching component, the conductive width between the second matching end D2 and the base end D0 is changed, thereby modifying the electrical length between the second matching end D2 and the base end D0.
Referring to fig. 2 and fig. 6, when the other end of the second matching trace 202 is connected to the base end D0 through the matching component, the position of the second matching end D2 of the base trace 10 is changed, i.e., the electrical length from the second matching end D2 to the base end D0 is modified to adapt to more frequency requirements.
Possibly, corresponding solder points are provided at the other end of the second matching trace 202 and the base end D0 for connecting the matching components.
On the basis of fig. 1, if at least one section of matching trace 20 includes a first matching trace 201 and a second matching trace 202, and regarding the connection relationship between the matching trace 20 and the basic trace 10, the embodiment of the present application further provides a possible implementation manner, please refer to fig. 7 to 9, and fig. 7 to 9 provide another three connection schematic diagrams of the matching trace and the basic trace for the embodiment of the present application.
As shown in fig. 7 to 9, in the case that one end of the first matching trace 201 is connected with the first matching end D1 through the matching component, the position of the first matching end D1 of the base trace 10 is adjusted, and the electrical length between the first matching end D1 and the base end D0 is extended.
In the case where the other end of the first matching trace 201 is connected between the base end D1 and the second matching end D2 through a matching component, the conductive width from the second matching end D2 to the base end D0 is changed, so as to modify the electrical length from the second matching end D2 to the base end D0.
In the case that one end of the second matching trace 202 is connected to the second matching end D2 through the matching component, the position of the second matching end D2 of the base trace 10 is adjusted to extend the electrical length from the second matching end D2 to the base end D0.
In the case that the other end of the second matching trace 202 is connected to the base end D0 through the matching component, thereby adjusting the position of the second matching end D2 of the base trace 10 and changing the electrical length from the second matching end D2 to the base end D0.
In one possible implementation, the matching component is a resistor, an inductor, a capacitor, or a combination of any of the above.
In a possible implementation manner, when the matching component is a 0 Ω resistor and is connected to any two ends, the corresponding connection relationship is as shown in the drawings of the present application, and when the matching component is a device other than the 0 Ω resistor, the connection relationship is adaptively changed according to the electrical characteristics (such as resistance value, capacitance value, and inductance value) of the other device.
An embodiment of the present application further provides a communication device, where the communication device includes the antenna structure with adjustable electrical length.
It should be noted that the communication device provided in this embodiment can perform the above-mentioned function of the antenna structure with adjustable electrical length, so as to achieve the corresponding technical effect. For the sake of brevity, the corresponding contents in the above embodiments may be referred to where not mentioned in this embodiment.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. An antenna structure with adjustable electrical length, characterized in that the antenna structure with adjustable electrical length comprises a basic trace and at least one matching trace;
the basic wire comprises a basic end, a first matching end and a second matching end, and the basic end of the basic wire is used as the input end of the antenna structure with the adjustable electrical length;
one end of the matching wire is arranged adjacent to the first matching end or the second matching end of the basic wire;
and under the condition that one end of the matching wire is connected with the first matching end or the second matching end of the basic wire by using a matching component, adjusting the position of the first matching end or the second matching end of the basic wire so as to modify the electrical length of the basic wire.
2. The electrical length adjustable antenna structure of claim 1, wherein the at least one matching trace comprises a first matching trace, and the connection relationship between the matching trace and the base trace comprises:
and under the condition that one end of the first matching wire is connected with the first matching end through a matching assembly, adjusting the position of the first matching end of the basic wire, and prolonging the electric length from the first matching end to the basic end.
3. The electrical length adjustable antenna structure of claim 2, wherein the connection relationship between the matching trace and the base trace further comprises:
and under the condition that the other end of the first matching routing is connected between the base end and the second matching end through a matching component, changing the conductive width from the second matching end to the base end so as to modify the electrical length from the second matching end to the base end.
4. The electrical length adjustable antenna structure of claim 1, wherein the at least one length of matching trace includes a second matching trace, and the connection relationship between the matching trace and the base trace includes:
and under the condition that one end of the second matching wire is connected with the second matching end through a matching assembly, adjusting the position of the second matching end of the basic wire, and prolonging the electric length from the second matching end to the basic end.
5. The electrical length adjustable antenna structure of claim 4, wherein the connection relationship between the matching trace and the base trace further comprises:
and under the condition that the other end of the second matching wire is connected to the base end through a matching assembly, adjusting the position of the second matching end of the base wire, and changing the electrical length from the second matching end to the base end.
6. The electrical length adjustable antenna structure of claim 1, wherein the at least one matched trace comprises a first matched trace and a second matched trace, and the connection relationship between the matched trace and the base trace comprises:
under the condition that one end of the first matching wire is connected with the first matching end through a matching assembly, adjusting the position of the first matching end of the basic wire, and prolonging the electrical length from the first matching end to the basic end;
under the condition that the other end of the first matching routing is connected between the base end and the second matching end through a matching component, changing the conductive width from the second matching end to the base end so as to modify the electrical length from the second matching end to the base end;
under the condition that one end of the second matching wire is connected with the second matching end through a matching assembly, adjusting the position of the second matching end of the basic wire, and prolonging the electrical length from the second matching end to the basic end;
and under the condition that the other end of the second matching wire is connected to the base end through the matching assembly, adjusting the position of the second matching end of the base wire and changing the electrical length from the second matching end to the base end.
7. An electrically length adjustable antenna structure as claimed in any one of claims 1 to 6, wherein the matching component is a resistor, an inductor, a capacitor or a combination of any of these.
8. A communication device, characterized in that it comprises an electrically length-adjustable antenna arrangement according to any of claims 1 to 7.
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