CN213425181U - Antenna system and communication terminal - Google Patents

Antenna system and communication terminal Download PDF

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Publication number
CN213425181U
CN213425181U CN202022129310.7U CN202022129310U CN213425181U CN 213425181 U CN213425181 U CN 213425181U CN 202022129310 U CN202022129310 U CN 202022129310U CN 213425181 U CN213425181 U CN 213425181U
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CN
China
Prior art keywords
section
antenna system
radiator
segment
plane
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Expired - Fee Related
Application number
CN202022129310.7U
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Chinese (zh)
Inventor
沈亚川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ruisheng Precision Manufacturing Technology Changzhou Co ltd
Original Assignee
Ruisheng Precision Manufacturing Technology Changzhou Co ltd
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Application filed by Ruisheng Precision Manufacturing Technology Changzhou Co ltd filed Critical Ruisheng Precision Manufacturing Technology Changzhou Co ltd
Priority to CN202022129310.7U priority Critical patent/CN213425181U/en
Priority to PCT/CN2020/128834 priority patent/WO2022062127A1/en
Application granted granted Critical
Publication of CN213425181U publication Critical patent/CN213425181U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/48—Earthing means; Earth screens; Counterpoises
    • 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
    • H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
    • H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands

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Abstract

The utility model provides an antenna system, which comprises a plurality of sections of first radiators which are connected in sequence and bent into M shape; the second radiator comprises a tenth section, an eleventh section and a twelfth section; the eleventh section is opposite to and spaced from the eighth section of the first radiator, the twelfth section is connected to the bottom end of the tenth section and extends towards the direction close to the eighth section, and two ends of the tenth section are respectively connected with the top end of the tenth section and the ninth section of the first radiator; the third radiator comprises a thirteenth section and a fourteenth section; the thirteenth section is extended from the tenth section and is arranged between the eighth section and the eleventh section at intervals, and the fourteenth section is extended from the thirteenth section to a range enclosed by the tenth section, the eleventh section and the twelfth section; the feed end is arranged on the third radiator, and the grounding end is arranged on the third radiator and is arranged at an interval with the feed end. The utility model also provides a mobile terminal. Compared with the prior art, the utility model discloses antenna system and mobile terminal frequency bandwidth, occupation space are little, the good reliability.

Description

Antenna system and communication terminal
Technical Field
The utility model relates to a communication technology field especially relates to an antenna system and communication terminal.
Background
With the development of mobile communication technology, mobile phones, PADs, notebook computers, etc. have become indispensable electronic products in life, and such electronic products are all updated to electronic communication products with communication functions by adding antenna systems.
At present, most antenna systems for realizing 5G three-frequency full-network communication by mobile communication terminals (such as mobile phones) use a coupling parasitic technology, but although a parasitic unit can increase a frequency band to realize three-frequency full-network coverage, the parasitic unit needs to increase a grounding pin, so that the parasitic unit and the grounding pin need to occupy a certain space, and thus, the space occupied by the antenna system and the cost are increased.
Therefore, there is a need to provide a new antenna system and a communication terminal to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides an antenna system and communication terminal that frequency band is wide, occupation space is little, the good reliability.
In order to solve the above technical problem, the utility model provides an antenna system, antenna system includes:
the first radiator comprises a first section, a second section, a third section, a fourth section, a fifth section, a sixth section, a seventh section, an eighth section and a ninth section which are sequentially connected; the second section, the fourth section, the sixth section and the eighth section extend along a first direction and are arranged at intervals along a second direction, the first section and the ninth section are respectively bent and extended along a third direction from the top ends of the second section and the eighth section, the fifth section is connected with the top ends of the fourth section and the sixth section and extends along the third direction, the third section is connected with the bottom ends of the second section and the fourth section, and the seventh section is connected with the bottom ends of the sixth section and the eighth section; wherein the first direction and the second direction enclose a first plane, the second direction and the third direction enclose a second plane, and the second plane intersects with the first plane;
the second radiator comprises a tenth section, an eleventh section and a twelfth section; the tenth section extends along a first direction and is opposite to and spaced from the eighth section along the second direction, the twelfth section is connected to the bottom end of the tenth section and extends towards the direction close to the eighth section along the second direction, two ends of the tenth section are respectively connected with the top end and the ninth section of the tenth section, and the tenth section is parallel to the second plane;
a third radiator comprising a thirteenth segment and a fourteenth segment; the thirteenth section extends from the tenth section along the first direction and is arranged between the eighth section and the eleventh section at intervals, and the fourteenth section extends from one side of the thirteenth section far away from the tenth section along the second direction to a range enclosed by the tenth section, the tenth section and the twelfth section;
the feed end is arranged on the third radiating body and used for being connected with a feed signal source; and the number of the first and second groups,
and the grounding end is arranged on the third radiator and is arranged at an interval with the feed end and is used for being connected with a grounding source.
Preferably, the third segment and the seventh segment are both parallel to the first plane; the first section, the fifth section, and the ninth section are all parallel to the second plane.
Preferably, the first direction and the second direction are perpendicular to each other.
Preferably, the feeding end and the grounding end are respectively arranged at two opposite ends of one side of the thirteenth section, which is far away from the tenth section.
Preferably, the total length of the antenna system in the second direction is 17-19mm and the total height in the first direction is 3.5-3.7 mm.
The utility model also provides a communication terminal, communication terminal includes the utility model provides an above-mentioned antenna system.
Compared with the prior art, in the antenna system and the communication terminal of the utility model, the antenna system is provided with the first radiator, the second radiator and the third radiator which are connected with each other, so that a parasitic unit is not required to be designed, and the arrangement of the grounding pin is reduced, thereby effectively reducing the space occupied by the antenna system and the production cost; the first radiator forms an M-shaped three-dimensional structure, the longitudinal space is fully utilized to control the size of an antenna system to achieve the purpose of small size, the coverage of a frequency band n78 (3400-.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic perspective view of an antenna system according to the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another view angle;
fig. 3 is a graph of S-parameter curve of the antenna system of the present invention;
fig. 4 is a graph of the efficiency curve of the antenna system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, for a clearer illustration, the present embodiment proposes an XYZ coordinate system as shown in fig. 1, defining a first direction as an X-axis direction, a second direction as a Y-axis direction, and a third direction as a Z-axis direction. The first direction and the second direction enclose a first plane, the second direction and the third direction enclose a second plane, and the second plane is intersected with the first plane.
The utility model provides an antenna system 100, antenna system 100 includes first irradiator 1, second irradiator 2, third irradiator 3, feed end 4 and earthing terminal 5.
The first radiator 1 includes a first segment 11, a second segment 12, a third segment 13, a fourth segment 14, a fifth segment 15, a sixth segment 16, a seventh segment 17, an eighth segment 18, and a ninth segment 19, which are connected in sequence.
The second, fourth, sixth and eighth segments 12, 14, 16, 18 each extend in a first direction (X-direction) and are spaced apart from one another in a second direction (Y-direction).
The first segment 11 and the ninth segment 19 are bent and extended in a third direction (Z-axis direction) from the top ends of the second segment 12 and the eighth segment 18, respectively. The fifth segment 15 connects the top ends of the fourth segment 14 and the sixth segment 16 and extends in a third direction (Y-axis direction).
The third segment 13 connects the bottom ends of the second segment 12 and the fourth segment 14, and the seventh segment 17 connects the bottom ends of the sixth segment 16 and the eighth segment 18.
The first radiator 1 of the above structure makes the second section 12, the fourth section 14, the sixth section 16, and the eighth section 18 parallel to the first plane; the first section 11, the fifth section 15, and the ninth section 19 are parallel to the second plane, so that the first radiator 1 forms an M shape of a three-dimensional structure, and the structural arrangement makes the first radiator effectively and fully utilize the longitudinal space of the first plane, thereby being beneficial to realizing the control of the overall size of the antenna system 100 and effectively reducing the space occupied by the antenna system 100.
Preferably, the third section 13 and the seventh section 17 are both parallel to the first plane, so that the longitudinal space of the first plane is further fully utilized; the first section 11, the fifth section 15 and the ninth section 19 are all parallel to the second plane, and a three-dimensional space is fully utilized, so that the overall size of the control line system 100 is further realized.
The second radiator 2 includes a tenth segment 21, a tenth segment 22, and a twelfth segment 23.
The eleventh segment 22 extends along the first direction (X-axis direction) and is opposite to and spaced from the eighth segment 18 along the second direction (Y-axis direction).
The tenth segment 23 is connected to a bottom end of the eleventh segment 22 and extends in the second direction (Y-axis direction) toward the eighth segment 18, and the twelfth segment 23 is spaced apart from the eighth segment 18.
The two ends of the tenth section 21 are respectively connected with the top end of the eleventh section 22 and the ninth section 19, and the tenth section 21 is parallel to the second surface.
In the above structure, the second radiator utilizes the space of the second plane through the tenth section 21, and the eleventh section 22 and the twelfth section 23 utilize the longitudinal space of the first plane, so as to facilitate the overall size control of the antenna system 100.
The third radiator 3 includes a thirteenth segment 31 and a fourteenth segment 32.
The tenth segment 31 extends from the tenth segment 21 along the first direction (X-axis direction) and is disposed between the eighth segment 18 and the eleventh segment 22 at an interval.
The fourteenth section 32 extends from a side of the thirteenth section 31 away from the tenth section 21 along the second direction (Y-axis direction) to a space range enclosed by the tenth section 21, the eleventh section 22 and the twelfth section 23. That is, the third radiator 3 makes full use of the space of the second radiator, so that the structure is compact, and the overall size control of the antenna system 100 is realized.
In this embodiment, it is preferable that the first direction and the second direction are perpendicular to each other.
In the above-mentioned structure of each section of the first radiator 1, the second radiator 2, and the third radiator 3, the first section 11, the fifth section 15, the ninth section 19, and the tenth section 21 are all parallel to the second plane, and are sequentially spaced apart along the second direction, and the space of the second plane is utilized, and the remaining sections are located at the same side of the first section 11, the fifth section 15, the ninth section 19, and the tenth section 21, and all utilize the space of the longitudinal first plane sufficiently, thereby integrally controlling the occupied volume of the antenna system 100.
The feed end 4 is arranged on the third radiator 3 and used for connecting a feed signal source; the ground terminal 5 is disposed on the third radiator 3 and spaced apart from the feeding terminal 4, and is configured to be connected to a ground source.
Specifically, the feeding terminal 4 and the grounding terminal 5 are respectively disposed at two opposite ends of the tenth section 31 far away from the tenth section 21, so that an extra space of the antenna system 100 is not occupied, and the size of the antenna system 100 is effectively reduced.
In the antenna system 100 of the present invention, the M-shaped bending length of the first radiator 1 determines the resonance of the antenna system 100, and the bending trace of the second radiator 2 is matched to design a suitable length, and in particular the tenth section 21, to achieve three resonances, in the above-described configuration of the present embodiment, the total length of the antenna system 100 in the second direction is 17-19mm, the total height in the first direction is 3.5-3.7mm, the three resonances realized are, in particular, 3500MHz for the first radiator 1, 2600MHz for the second radiator 2, 4900MHz for the third radiator 3, namely, the first radiator 1 realizes the coverage of the frequency band n78 (3400-. In the structure of the antenna system, the parasitic unit is omitted, so that full-band coverage can be realized, and the situation of inefficient resonance caused by the parasitic unit is effectively avoided, as shown in fig. 3-4, fig. 3 is a S parameter curve diagram of the antenna system of the present invention; fig. 4 is the efficiency curve diagram of the antenna system of the present invention, wherein curve a in fig. 4 is the radiation efficiency curve of the antenna system, and curve b is the total efficiency curve of the antenna system.
The utility model also provides a communication terminal, communication terminal includes the utility model provides an above-mentioned antenna system.
Compared with the prior art, in the antenna system and the communication terminal of the utility model, the antenna system is provided with the first radiator, the second radiator and the third radiator which are connected with each other, so that a parasitic unit is not required to be designed, and the arrangement of the grounding pin is reduced, thereby effectively reducing the space occupied by the antenna system and the production cost; the first radiator forms an M-shaped three-dimensional structure, the longitudinal space is fully utilized to control the size of an antenna system to achieve the purpose of small size, the coverage of a frequency band n78 (3400-.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (6)

1. An antenna system, characterized in that the antenna system comprises:
the first radiator comprises a first section, a second section, a third section, a fourth section, a fifth section, a sixth section, a seventh section, an eighth section and a ninth section which are sequentially connected; the second section, the fourth section, the sixth section and the eighth section extend along a first direction and are arranged at intervals along a second direction, the first section and the ninth section are respectively bent and extended along a third direction from the top ends of the second section and the eighth section, the fifth section is connected with the top ends of the fourth section and the sixth section and extends along the third direction, the third section is connected with the bottom ends of the second section and the fourth section, and the seventh section is connected with the bottom ends of the sixth section and the eighth section; wherein the first direction and the second direction enclose a first plane, the second direction and the third direction enclose a second plane, and the second plane intersects with the first plane;
the second radiator comprises a tenth section, an eleventh section and a twelfth section; the tenth section extends along a first direction and is opposite to and spaced from the eighth section along the second direction, the twelfth section is connected to the bottom end of the tenth section and extends towards the direction close to the eighth section along the second direction, two ends of the tenth section are respectively connected with the top end and the ninth section of the tenth section, and the tenth section is parallel to the second plane;
a third radiator comprising a thirteenth segment and a fourteenth segment; the thirteenth section extends from the tenth section along the first direction and is arranged between the eighth section and the eleventh section at intervals, and the fourteenth section extends from one side of the thirteenth section far away from the tenth section along the second direction to a range enclosed by the tenth section, the tenth section and the twelfth section;
the feed end is arranged on the third radiating body and used for being connected with a feed signal source; and the number of the first and second groups,
and the grounding end is arranged on the third radiator and is arranged at an interval with the feed end and is used for being connected with a grounding source.
2. The antenna system of claim 1, wherein the third segment and the seventh segment are each parallel to the first plane; the first section, the fifth section, and the ninth section are all parallel to the second plane.
3. The antenna system of claim 2, wherein the first direction and the second direction are perpendicular to each other.
4. The antenna system of claim 1, wherein the feeding terminal and the grounding terminal are respectively disposed at two opposite ends of a side of the thirteenth segment away from the tenth segment.
5. The antenna system according to claim 1, characterized in that the total length of the antenna system in the second direction is 17-19mm and the total height in the first direction is 3.5-3.7 mm.
6. A communication terminal, characterized in that it comprises an antenna system according to any of claims 1-5.
CN202022129310.7U 2020-09-24 2020-09-24 Antenna system and communication terminal Expired - Fee Related CN213425181U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202022129310.7U CN213425181U (en) 2020-09-24 2020-09-24 Antenna system and communication terminal
PCT/CN2020/128834 WO2022062127A1 (en) 2020-09-24 2020-11-13 Antenna system and communication terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022129310.7U CN213425181U (en) 2020-09-24 2020-09-24 Antenna system and communication terminal

Publications (1)

Publication Number Publication Date
CN213425181U true CN213425181U (en) 2021-06-11

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Application Number Title Priority Date Filing Date
CN202022129310.7U Expired - Fee Related CN213425181U (en) 2020-09-24 2020-09-24 Antenna system and communication terminal

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WO (1) WO2022062127A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202474194U (en) * 2011-12-22 2012-10-03 广东步步高电子工业有限公司 Folding inverted F-shaped and ring-shaped mixing multi-frequency range communication antenna
TWI578622B (en) * 2013-01-09 2017-04-11 群邁通訊股份有限公司 Antenna structure and wireless communication device using same
CN203466292U (en) * 2013-08-27 2014-03-05 上海安费诺永亿通讯电子有限公司 Multi-frequency antenna suitable for mobile terminal having metal frame structure
CN104577300B (en) * 2013-10-09 2017-06-23 维沃移动通信有限公司 A kind of multiple-limb mobile terminal antenna and its mobile terminal

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Granted publication date: 20210611