CN113889763A - FPC antenna and electronic device - Google Patents
FPC antenna and electronic device Download PDFInfo
- Publication number
- CN113889763A CN113889763A CN202111313277.6A CN202111313277A CN113889763A CN 113889763 A CN113889763 A CN 113889763A CN 202111313277 A CN202111313277 A CN 202111313277A CN 113889763 A CN113889763 A CN 113889763A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
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- 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
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Details Of Aerials (AREA)
Abstract
The application relates to the technical field of wireless communication, and discloses a FPC antenna, include: the antenna comprises a dielectric substrate, a feed point, a radiation part and a tuning antenna, wherein the feed point is arranged in the center of the upper surface of the dielectric substrate, the radiation part is arranged at the upper part of the dielectric substrate and distributed in a shape like a Chinese character 'hui', the tuning antenna is arranged on the radiation unit at the outermost side of the radiation part in the left-right direction and is symmetrical relative to the center of the feed point, and the vertical distance between the radiation element of the tuning antenna on the tail end radiation unit in the left-right direction of the radiation part and the adjacent radiation unit connected with the tail end radiation unit is adjustedThe frequency adjustment of the FPC antenna is realized, the distance is calculated and adjusted, the frequency adjustment of the FPC antenna is realized, the frequency adjustment operation of the FPC antenna is simple, the performance of the FPC antenna is stable, the frequency modulation time is shortened, and the rapid adjustment of the frequency of the antenna is realized. The application also discloses an electronic device.
Description
Technical Field
The present application relates to the field of wireless communication technologies, and for example, to an antenna for FPC and an electronic device.
Background
At present, in the modern information society, various wireless communication devices have become important tools for the general public to exchange information and transmit mobile information, and with the needs of economic development and real life, people put higher demands on antennas in the research and application of radio technology. At present, the volume of an antenna tends to be miniaturized day by day, equipment installation is facilitated, in order to enhance the performance of the antenna, a frequency modulation device is additionally arranged inside the antenna, and the frequency of the antenna is changed through the frequency modulation device.
Generally, the design complexity of the antenna frequency modulation device is not considered, and often in order to realize the frequency modulation of the antenna, the antenna needs to be redesigned or a complex frequency modulation system needs to be additionally arranged, so that the design and debugging difficulty of the antenna is increased, for the frequency modulation of the antenna, the design cycle is prolonged, and the actual application and verification time of the antenna is delayed.
In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art: in the prior art, for the frequency adjustment of the antenna, the antenna is often redesigned, which increases the adjustment difficulty of the antenna and prolongs the frequency modulation period of the antenna.
Disclosure of Invention
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.
The embodiment of the disclosure provides an FPC antenna and an electronic device, so as to solve the problem of long frequency modulation period of the antenna.
In some embodiments, the FPC antenna comprises:
the dielectric substrate is a flexible circuit board;
the feeding point is arranged in the center of the upper surface of the dielectric substrate;
the radiation part comprises a first radiation part and a second radiation part, the first radiation part and the second radiation part are of a zigzag structure and are arranged on the upper surface of the dielectric substrate, and one end of the first radiation part and one end of the second radiation part are respectively connected to the feed point.
A tuned antenna composed of a clamping part and a radiation element, the tuned antenna comprising a first tuned antenna andthe second tuning antenna is respectively arranged on the radiation part, about the radiation unit on the outermost side of the left and right directions of the central symmetry of the feed point, the clamping part is connected with the radiation unit in a clamping manner, the connection is detachable, the vertical distance between the adjacent radiation units of the tail end radiation unit is changed by changing the radiation element distance of the tuning antenna on the tail end radiation unit of the left and right directions of the radiation part, the frequency of the FPC antenna is changed, and the vertical distance between the adjacent radiation units of the tail end radiation unit is changed by changing the radiation element distance of the tuning antenna on the tail end radiation unit of the left and right directions of the radiation partThe following formula is satisfied:
wherein the tuning antenna is arranged on the radiation unit at the tail end of the radiation part,the vertical distance between the radiation element of the tuning antenna on the tail radiation unit in the left-right direction of the radiation part and the adjacent radiation unit connected with the tail radiation unit,in order to be the speed of light,is the target frequency of the FPC antenna,is the dielectric constant of the dielectric substrate.
In some embodiments, the electronic device comprises a PCB circuit board, and is characterized by further comprising an FPC antenna as described above disposed on the inner surface of the electronic device cover and connected to the PCB circuit board, and an FPC antenna matching circuit matched with the FPC antenna.
The FPC antenna and the electronic device provided by the embodiment of the disclosure can realize the following technical effects:
the frequency modulation method comprises the steps that a tuning antenna is arranged on a radiation unit at the tail end of a radiation part of the FPC antenna, the distance between a radiation element of the tuning antenna on the tail end radiation unit in the left and right directions of the radiation part is calculated through a formula, the vertical distance between adjacent radiation units connected with the tail end radiation unit is adjusted, the frequency of the FPC antenna is changed by adjusting the position of the tuning antenna on the radiation unit, the FPC antenna is not required to be redesigned, the frequency modulation time is shortened, the operation steps are reduced, and the frequency modulation efficiency is improved.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:
fig. 1 is an overall schematic diagram of one FPC antenna provided by the embodiments of the present disclosure;
fig. 2 is a schematic cross-sectional view of a sixth radiation element provided in an embodiment of the present disclosure along a front-back direction;
fig. 3 is a schematic structural diagram of a tuned antenna provided by the embodiments of the present disclosure;
fig. 4 is a schematic structural diagram of an FPC antenna radiation portion provided by the embodiment of the present disclosure.
Reference numerals:
10: a dielectric substrate; 20: a feed point; 30: a first radiation section; 40: a second radiation section; 50: tuning an antenna; 60: a clamping portion; 70: a radiating element; 80: a first tuned antenna; 90: a second tuned antenna; 100: a first radiation unit; 101: a second radiation unit; 102: a third radiation unit; 103: a fourth radiation unit; 104: a fifth radiation unit; 105: a sixth radiation element; 106: a seventh radiation element; 107: an eighth radiation unit; 108: a ninth radiating element; 109: a tenth radiation unit; 110: an eleventh radiation unit; 111: a twelfth radiation element; 112: a thirteenth radiation unit; 113: a fourteenth radiation element; 114: a fifteenth radiation element; 115: a sixteenth radiation element; 116: a radiation section; 117: a radiation unit; 118: double-sided adhesive tape; 119: release paper; 120: a grip first element; 121: a clamping part second element; 122: a third element of the clamping part; 123: a first bent portion; 124: a second bent portion; 125: a third bent portion; 126: a fourth bending part.
Detailed Description
So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.
In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.
The term "plurality" means two or more unless otherwise specified.
In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.
The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.
At present, in mobile communication, a frequency adjustment technology is required by more and more products, and with the development of market demand and the progress of related technologies, higher design requirements are provided for an antenna.
With reference to fig. 1 and fig. 2, an embodiment of the present disclosure provides an FPC antenna, including a dielectric substrate 10, where the dielectric substrate 10 is a flexible circuit board; a feeding point 20, the feeding point 20 being disposed on the upper surface of the dielectric substrate 10The center of the face; the radiation part 116, the radiation part 116 includes a first radiation part 30 and a second radiation part 40, the first radiation part 30 and the second radiation part 40 are in a zigzag structure around the feeding point 20 and are disposed on the upper surface of the dielectric substrate 10, and one end of the first radiation part 30 and one end of the second radiation part 40 are respectively connected to the feeding point 20; the tuning antenna is composed of a clamping part 60 and a radiation element 70, the tuning antenna 50 comprises a first tuning antenna 80 and a second tuning antenna 90, radiation units 117 are respectively arranged at the outermost sides of the left and right directions of the radiation part 116 and are symmetrical about the center of a feed point, the clamping part 60 of the tuning antenna 50 is connected with the radiation units 117 in a clamping way, the tuning antenna clamping part 60 is clamped on the upper surface of the radiation units 117 and is connected in a detachable way, the frequency of the FPC antenna is changed by changing the vertical distance between the radiation element 70 of the tuning antenna 50 on the tail radiation unit 117 in the left and right directions of the radiation part 116 and the adjacent radiation unit 117 connected with the tail radiation unit 117, and the vertical distance between the radiation element 70 of the tuning antenna 50 on the tail radiation unit 117 in the left and right directions of the radiation part 116 and the adjacent radiation unit 117 connected with the tail radiation unit 117The following formula is satisfied:
wherein, the tuning antenna 50 is disposed on the radiation unit 117 at the end of the radiation part 116,the vertical distance of the radiating element 70 of the tuned antenna 50 on the end radiating element 117 in the left-right direction of the radiating portion 116 from the adjacent radiating element 117 connected to the end radiating element 117,in order to be the speed of light,is FPCThe frequency of interest of the antenna is,is the dielectric constant of the dielectric substrate 10.
By adopting the FPC antenna provided by the embodiment of the present disclosure, it can be quickly achieved that the FPC antenna can obtain the distance from the radiation unit 117 where the tuning antenna 50 of the FPC antenna is located to the last radiation unit 117 connected to the present radiation unit 117 by calculating the distance from the tuning antenna 50 corresponding to the target frequency to the end of the radiation unit 117, first obtaining the dielectric constant of the FPC antenna dielectric substrate 10 and the target frequency to be changed of the FPC antenna, and substituting the parameters into the formula to obtain the distance from the radiation unit 117 where the tuning antenna 50 of the FPC antenna is located to the last radiation unit 117 connected to the present radiation unit 117 at the present target frequencyAfter the distance is calculated, the position of the radiating unit 117 is adjusted according to the calculated distance, and the frequency of the FPC antenna is adjusted to the target frequency by adjusting the vertical distance between the radiating element 70 of the tuning antenna 50 on the end radiating unit 117 in the left-right direction of the radiating portion 116 and the adjacent radiating unit 117 connected to the end radiating unit 117. By adopting the FPC antenna provided by the embodiment of the disclosure, the frequency of the antenna can be quickly changed without adjusting the whole structure of the FPC antenna, the frequency modulation time is shortened, and the frequency modulation difficulty is reduced.
With reference to fig. 3, optionally, the radiation element of the tuning antenna 50 is connected to the outer side surface of the clamping portion 60 of the tuning antenna 50, the clamping portion 60 of the tuning antenna 50 is clamped to the radiation unit 117 adjacent to the left and right sides, respectively, the radiation element 70 of the tuning antenna 50 is suspended with respect to the dielectric substrate 10, the radiation element 70 is not in contact with the dielectric substrate 10, the clamping portion 60 of the tuning antenna 50 includes a first clamping portion element 120, a second clamping portion element 121, and a third clamping portion element 122, and the sides of the first clamping portion 120, the second clamping portion 121, and the third clamping portion 122 are sequentially connected, wherein the first clamping portion 120 and the third clamping portion 122 have the same size, the length in the front-back direction is less than or equal to 1 mm, the length in the left-right direction is less than or equal to 0.5 mm, the length in the up-down direction is less than or equal to 0.8 mm, the second clamping portion 121 is disposed between the first clamping portion 120 and the third clamping portion 122, lateral surfaces of the second clamping portion 121 in the left-right direction are respectively connected to a right lateral surface of the first clamping portion 120 and a left lateral surface of the third clamping portion 122, a length of the second clamping portion 121 in the front-back direction is less than or equal to 1 mm, a length of the second clamping portion 121 in the left-right direction is less than or equal to 1 mm, and a length of the second clamping portion in the up-down direction is less than or equal to 0.5 mm. The radiation element 70 includes a first bending portion 123, a second bending portion 124, a third bending portion 125 and a fourth bending portion 126 connected in sequence, wherein the first bending portion is connected to the left side of the first clamping portion 120 of the tuned antenna 50 in the left-right direction, the second bending portion 124 is connected to the rear side of the first bending portion 123 in the front-rear direction, the third bending portion 125 is connected to the right side of the second bending portion 124 in the left-right direction, the fourth bending portion 126 is connected to the front side of the third bending portion 125 in the front-rear direction, the first bending portion and the clamping portion are vertically connected, the adjacent clamping portions are vertically connected to each other, the length of the first bending portion 123 in the left-right direction is less than or equal to 2 mm, the length of the second bending portion in the front-rear direction is less than or equal to 0.5 mm, the length of the second bending portion 124 in the front-rear direction is less than or equal to 5 mm, the length of the left-right direction is less than or equal to 0.5 mm, and the length of the upper-lower direction is less than or equal to 0.8 mm, the length of the third bent portion 125 in the front-back direction is less than or equal to 0.5 mm, the length of the fourth bent portion 126 in the left-right direction is less than or equal to 1.5 mm, the length of the vertical direction is less than or equal to 0.8 mm, the length of the fourth bent portion 126 in the left-right direction is less than or equal to 0.5 mm, the length of the front-back direction is less than or equal to 1 mm, the length of the vertical direction is less than or equal to 0.8 mm, the clamping portion of the first tuning antenna is arranged on the left side perpendicular to the left-right direction of the first radiation portion, the second tuning antenna is arranged on the right side perpendicular to the left-right direction of the second radiation portion, the clamping connection of the tuning antenna 50 and the radiation unit 117 is detachable, and the frequency adjustment of the FPC antenna is realized by changing the clamping positions of the tuning antenna 50 and the radiation unit 117.
Therefore, the radiating unit 117 and the tuning antenna 50 can be quickly combined and disassembled, the frequency adjusting speed of the FPC antenna is improved, and the frequency adjusting time is shortened.
Alternatively, the first and second radiation portions 30 and 40 of the FPC antenna include a plurality of metal folded portions, and the metal folded portions of the first and second radiation portions 30 and 40 are centrosymmetric with respect to the feed point 20.
Thus, signal transmission and reception of the FPC antenna can be better realized. The FPC antenna adopts a centrosymmetric structure, so that the bandwidth of the FPC antenna can be better enhanced, the return loss value of the antenna is reduced, the radiation performance of the antenna is improved, and the transmission capability of the antenna is promoted.
Referring to fig. 4, optionally, the first radiation portion 30 and the second radiation portion 40 of the FPC antenna are both single-sided electrolytic copper foil, the first radiation portion 30 and the second radiation portion 40 include a plurality of metal folded portions connected end to end, wherein the first radiation part 30 includes a first radiation unit 100, a second radiation unit 101, a third radiation unit 102, a fourth radiation unit 103, a fifth radiation unit 104, a sixth radiation unit 105, a seventh radiation unit 106, and an eighth radiation unit 107, the second radiation part 40 includes a ninth radiation unit 108, a tenth radiation unit 109, an eleventh radiation unit 110, a twelfth radiation unit 111, a thirteenth radiation unit 112, a fourteenth radiation unit 113, and a fifteenth radiation unit 114, wherein, the first radiation element 100 and the eighth radiation element 107 are vertically connected to the feeding point 20, and the adjacent metal radiation elements of the first radiation part 30 and the second radiation part 40 are perpendicular to each other.
Optionally, the frequency adjustment range of the FPC antenna is 415MHz-480 MHz.
Therefore, the frequency adjustment range can be better determined, the frequency adjustment time is shortened, and the FPC antenna can be quickly adjusted.
Optionally, the FPC antenna further includes a slot line, the slot line is disposed on the upper surface of the dielectric substrate 10, and separates the first radiation portion 30, the second radiation portion 40 and the radiation unit 117, the slot line includes a first slot line portion and a second slot line portion, where the first slot line portion separates the first radiation portion 30, the second radiation portion separates the second radiation portion 40, a width of the slot line is less than or equal to 1 mm, a length of the dielectric substrate 10 in the up-down direction is a thickness, a thickness of the dielectric substrate 10 is less than or equal to 0.5 mm, a length of the dielectric substrate 10 in the left-right direction is a length of the dielectric substrate, a length of the dielectric substrate 10 is less than or equal to 30 mm, a length of the dielectric substrate 10 in the front-back direction is a width, a width of the dielectric substrate 10 is less than or equal to 20 mm, a length of the radiation unit 117 in the up-down direction is a thickness, a thickness of the radiation unit 117 is less than or equal to 1 mm, and a length of the radiation unit 117 in the left-right direction is less than or equal to 26 mm, the length of the radiation unit 117 in the front-back direction is less than or equal to 17 mm, the width of the radiation unit 117 perpendicular to the left-right direction and the width of the radiation unit 117 perpendicular to the front-back direction are less than or equal to 1 mm, the length of the feed point 20 in the front-back direction is less than or equal to 1 mm, the length of the feed point 20 in the left-right direction is less than or equal to 1 mm, and the length of the feed point 20 in the up-down direction is less than or equal to 1 mm.
The embodiment of the disclosure provides an electronic device, which comprises a PCB circuit board, an FPC antenna which is arranged on the inner surface of a cover plate of the electronic device and connected with the PCB circuit board, and an antenna matching circuit matched with the FPC antenna.
The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (7)
1. An FPC antenna, comprising:
the dielectric substrate is a flexible circuit board;
the feeding point is arranged in the center of the upper surface of the dielectric substrate;
the radiating part comprises a first radiating part and a second radiating part, the first radiating part and the second radiating part are of a zigzag structure and are arranged on the upper surface of the dielectric substrate, and one end of the first radiating part and one end of the second radiating part are respectively connected to the feeding point;
the tuning antenna, the tuning antenna comprises clamping part and radiating element, the tuning antenna includes first tuning antenna and second tuning antenna, set up respectively in the radiating part about on the radiating element of feed point central symmetry's left and right sides direction outside, the clamping part is connected for the centre gripping with being connected of radiating element, connect for dismantling the connection, through changing the radiating element distance of the tuning antenna on the terminal radiating element of radiating part left and right sides direction the perpendicular distance of connecting the adjacent radiating element of terminal radiating element changes the frequency of FPC antenna, the radiating element distance of the tuning antenna on the terminal radiating element of radiating part left and right sides direction the perpendicular distance of connecting the adjacent radiating element of terminal radiating elementThe following formula is satisfied:
wherein the tuning antenna is arranged on the radiation unit at the tail end of the radiation part,the vertical distance between the radiation element of the tuning antenna on the tail radiation unit in the left-right direction of the radiation part and the adjacent radiation unit connected with the tail radiation unit,in order to be the speed of light,is the target frequency of the FPC antenna,is the dielectric constant of the dielectric substrate.
2. The FPC antenna according to claim 1, wherein the radiating element of the tuning antenna is connected to an outer side surface of a clamping portion of the tuning antenna, the clamping portion of the first tuning antenna is disposed on a left side perpendicular to a left-right direction of the first radiating portion, the second tuning antenna is disposed on a right side perpendicular to a left-right direction of the second radiating portion, and the clamping portions of the tuning antenna are clamped to the radiating elements on the left and right sides, respectively.
3. The FPC antenna of claim 1, wherein the first and second radiation portions comprise a plurality of metal folded portions, the first and second radiation portions being centrosymmetric with respect to a feeding point.
4. The FPC antenna of claim 3, wherein the first radiating portion and the second radiating portion are both single-sided electrolytic copper foils, wherein the first radiating portion comprises a plurality of metal folded portions connected end to end in sequence, one end of the first radiating portion is connected with the feeding point, and two adjacent metal folded portions of the first radiating portion are perpendicular to each other; the second radiation part comprises a plurality of metal back-folding parts which are sequentially connected end to end, one end of the second radiation part is connected with the feed point, and two adjacent metal back-folding parts of the second radiation part are perpendicular to each other.
5. The FPC antenna of claim 1, wherein a frequency tuning range of the FPC antenna is 415MHz-480 MHz.
6. The FPC antenna according to claim 1, further comprising a slot line provided on an upper surface of the radiation unit to separate the first radiation portion and the second radiation portion, the slot line including a first slot line portion and a second slot line portion, the slot line having a width of 1 mm or less.
7. An electronic device comprising a PCB circuit board, characterized by further comprising the FPC antenna as recited in any one of claims 1 to 6 provided on an inner surface of a cover plate of the electronic device and connected to the PCB circuit board, and an FPC antenna matching circuit matched with the FPC antenna.
Priority Applications (1)
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CN202111313277.6A CN113889763A (en) | 2021-11-08 | 2021-11-08 | FPC antenna and electronic device |
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CN202111313277.6A CN113889763A (en) | 2021-11-08 | 2021-11-08 | FPC antenna and electronic device |
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CN113889763A true CN113889763A (en) | 2022-01-04 |
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CN202111313277.6A Pending CN113889763A (en) | 2021-11-08 | 2021-11-08 | FPC antenna and electronic device |
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