CN110247165B - Antenna structure and mobile terminal with same - Google Patents
Antenna structure and mobile terminal with same Download PDFInfo
- Publication number
- CN110247165B CN110247165B CN201910420623.7A CN201910420623A CN110247165B CN 110247165 B CN110247165 B CN 110247165B CN 201910420623 A CN201910420623 A CN 201910420623A CN 110247165 B CN110247165 B CN 110247165B
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- China
- Prior art keywords
- antenna
- magnetic field
- mobile terminal
- field generating
- antenna structure
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- 239000000696 magnetic material Substances 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 7
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 3
- 229910000799 K alloy Inorganic materials 0.000 claims description 3
- 229910052733 gallium Inorganic materials 0.000 claims description 3
- 229910052738 indium Inorganic materials 0.000 claims description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 3
- 229910000765 intermetallic Inorganic materials 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 229910000859 α-Fe Inorganic materials 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 8
- 238000004891 communication Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
-
- 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
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
-
- 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
- H01Q1/364—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith using a particular conducting material, e.g. superconductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/01—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the shape of the antenna or antenna system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Support Of Aerials (AREA)
- Waveguide Aerials (AREA)
Abstract
The invention discloses an antenna structure and a mobile terminal with the same; the antenna structure comprises an antenna, an antenna slot and a magnetic field generating device; the antenna is arranged in the antenna groove and is made of a magnetic material with a changeable shape; the antenna slot is reserved with an antenna deformation space so that the antenna can change between a first shape and a second shape under the guidance of a magnetic field of the magnetic field generating device. According to the antenna structure provided by the invention, the material of the antenna and the space of the antenna slot are improved, so that the antenna can change form under the influence of a magnetic field to adjust the receiving performance of the antenna, and the mobile phone is in an optimal communication state continuously, thereby avoiding the situation that the signal suddenly weakens and cannot communicate because of entering a specific area.
Description
Technical Field
The invention relates to the technical field of communication antennas, in particular to an antenna structure and a mobile terminal with the same.
Background
The communication performance of the mobile terminal, such as a mobile phone, depends on the design of an antenna in the mobile phone, and the existing mobile phone antenna can achieve better communication effect in a limited space at present so as to improve and ensure the overall communication performance of the mobile phone; such as dual antenna, multi-antenna, and MIMO antenna. However, although the mobile phone using the existing antenna technology can have better signals in most areas, the mobile phone is easy to have weak or even no signals in areas with poor signal coverage, which affects the normal use of users.
Disclosure of Invention
The invention aims to provide an antenna structure to solve the problem that the existing mobile phone is easy to generate weak signals or even no signals in areas with poor signal coverage.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows: an antenna structure comprises an antenna, an antenna slot and a magnetic field generating device; the antenna is arranged in the antenna groove, and the antenna is made of a magnetic material with a changeable shape; the antenna slot is reserved with an antenna deformation space so that the antenna can change between a first shape and a second shape under the guidance of a magnetic field of the magnetic field generating device.
According to the antenna structure provided by the invention, the material of the antenna and the space of the antenna slot are improved, so that the antenna can change form under the influence of a magnetic field to adjust the receiving performance of the antenna, and the mobile phone is in an optimal communication state continuously, thereby avoiding the situation that the signal suddenly weakens and cannot communicate because of entering a specific area.
In addition, the antenna structure according to the above embodiment of the present invention may further have the following additional technical features:
According to one example of the present invention, a signal detection device and a control device are included; the control device is respectively and electrically connected with the signal detection device and the magnetic field generation device; the signal detection device is used for detecting the intensity value of the external wireless signal, and the control device is used for switching the magnetic field generation device on and off based on the detected intensity value of the external wireless signal.
According to an example of the present invention, the antenna is in a liquid or powder form.
According to one example of the invention, the antenna is made of liquid metal plus magnetic material.
According to one example of the present invention, the liquid metal includes one or more of a sodium-potassium alloy, a gallium-based alloy, and an indium-based alloy; and/or the magnetic material comprises one or more of an alloy, ferrite and intermetallic compound.
According to an example of the invention, the magnetic field generating means comprises a coil.
A second object of the present invention is to provide a mobile terminal having an antenna structure as set forth in the above-mentioned technical scheme.
The antenna comprises a shell, wherein the shell is connected with the antenna structure.
According to one example of the invention, at least one of the antenna structures is connected to opposite ends of the housing.
According to an example of the present invention, the magnetic field generating device is connected to the housing and encloses a closed antenna accommodating space with the antenna slot.
The advantages of the above additional aspects will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of an antenna structure according to an embodiment of the present invention in a first configuration;
fig. 2 is a schematic structural diagram of an antenna structure according to an embodiment of the present invention in a second configuration;
Fig. 3 is a schematic structural diagram of a mobile terminal with an antenna structure according to an embodiment of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. An antenna; 2. antenna slot; 3. a magnetic field generating device; 4. a housing; 5. a main board; 6. a screen.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
Example 1
As shown in fig. 1 and 2, the present embodiment provides an antenna structure including an antenna 1, an antenna slot 2, and a magnetic field generating device 3 (the device is not shown in fig. 1 and 2); the antenna 1 of the embodiment is placed in the antenna slot 2, and the antenna 1 is made of a magnetic material with a changeable shape, so that the antenna can perform certain shape change under the action of a magnetic field.
The antenna slot 2 of the present embodiment is reserved with a deformation space of the antenna 1, which can be understood that the shape of the antenna slot 2 can change the antenna 1 in the antenna slot between a first state and a second state, and the hatched portion in the drawing indicates the antenna 1, as shown in fig. 1, when the antenna 1 is in a first state, after the signal strength of the external antenna 1 changes, the magnetic field generating device 3 is turned on to generate a guiding magnetic field, so that the antenna 1 is changed from the first state in fig. 1 to the second state in fig. 2.
The magnetic field generating device 3 of the present embodiment may be any conventional device that generates a guiding magnetic field, for example, a conventional coil that can generate a magnetic field, and the coil generates the guiding magnetic field after being energized, so that the antenna 1 is changed between the first and second configurations under the guidance of the magnetic field generating device 3. The magnetic field generating device 3 of the present embodiment is therefore generally located near the antenna slot 2, and guides the magnetic field to cover all the accommodation spaces in the antenna slot 2.
As can be seen from the above description, the antenna structure of the present embodiment improves the material of the antenna 1 and the space of the antenna slot 2, so that the antenna 1 can change its shape under the influence of the magnetic field to adjust the receiving performance of the antenna 1, so that the mobile phone is continuously in an optimal communication state, thereby avoiding the situation that the signal suddenly weakens and cannot communicate due to entering into a specific area.
In order to realize automatic change and adjustment of the antenna 1 to realize automatic optimization of mobile phone signals, the antenna structure of the embodiment further comprises a signal detection device and a control device (all not shown in the figure); the control device may be a control device of the mobile terminal itself, for example, an existing PLC, MCU control circuit, etc., as long as the control device can receive the processing data and can send the power supply of the on-off magnetic field generating device 3; the control device is respectively and electrically connected with the signal detection device and the magnetic field generation device 3; the signal detection device is used for detecting the intensity value of the external wireless signal, and the control device is used for switching on and off the magnetic field generation device 3 based on the detected intensity value of the external wireless signal.
Specifically, when the signal detection device detects that the intensity value of an external wireless signal is lower than a certain preset value, the control device directly opens the electric connection of the magnetic field generation device 3, and the magnetic field generation device 3 generates a guiding magnetic field, so that the antenna 1 is converted from a first form to a second form; when the intensity value of the external wireless signal is higher than a certain preset value, if the antenna 1 needs to be restored from the second state to the first state, the method can be realized by another magnetic field generating device.
Specifically, the antenna 1 of the present embodiment is in a liquid or powder form, and the antenna 1 of the present embodiment may be made of a liquid metal added with a magnetic material; the liquid metal comprises one or more of sodium-potassium alloy, gallium-based alloy and indium-based alloy; the magnetic material comprises one or more of an alloy, ferrite and intermetallic compound. Of course, other materials having the same or similar physical properties to those of the liquid metal may be used as the material of the antenna 1 in this embodiment; similarly, other materials having similar or identical physical properties to the magnetic materials described above may be used as the material of the antenna 1 in this embodiment.
Example two
As shown in fig. 3, this embodiment provides a mobile terminal having the antenna structure according to the first embodiment. The mobile terminal of this embodiment is a mobile phone, which includes a housing 4, a motherboard 5, a screen 6, and other components, where the housing 4 is connected with an antenna structure, and because of the functionality of the mobile phone, the antenna 1 includes a main antenna, a BT/Wi-Fi antenna, a GPS antenna, and the like, so that the mobile terminal of this embodiment has a plurality of antenna structures described above, that is, the main antenna, the BT/Wi-Fi antenna, and the GPS antenna all adopt the antenna structure of the first embodiment, so that in order to avoid the mutual influence of the antenna structures with different functions described above, the embodiment is connected with at least one antenna structure at the upper and lower ends of the housing 4.
Furthermore, the magnetic field generating device 3 in this embodiment, i.e. the coil, is wrapped by the housing, and the housing of the coil is connected with the housing 4 of the mobile phone, and forms a closed antenna accommodating space with the antenna slot 2 on the housing 4.
In addition to the above description, other components and functions related to the mobile phone are well known in the art, and thus will not be described herein.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and are not indicative or implying that the apparatus in question must have a specific orientation, be constructed and operated in a specific orientation, and are not to be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "plurality" is two or more unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly attached, detachably attached, integrally formed, or the like. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (8)
1. An antenna structure is characterized by comprising an antenna (1), an antenna slot (2) and a magnetic field generating device (3); the antenna (1) is arranged in the antenna groove (2), the antenna (1) is made of a magnetic material with a changeable shape, the antenna (1) is in a liquid state or a powder state, and the antenna (1) is made of liquid metal added with the magnetic material; the antenna groove (2) is reserved with an antenna (1) deformation space, so that the antenna (1) is changed between a first shape and a second shape under the guidance of a magnetic field of the magnetic field generating device (3).
2. An antenna arrangement according to claim 1, comprising signal detection means and control means; the control device is respectively and electrically connected with the signal detection device and the magnetic field generation device (3); the signal detection device is used for detecting the intensity value of an external wireless signal, and the control device is used for switching the magnetic field generation device (3) on and off based on the detected intensity value of the external wireless signal.
3. The antenna structure of claim 1, wherein the liquid metal comprises one or more of a sodium-potassium alloy, a gallium-based alloy, and an indium-based alloy; and/or the magnetic material comprises one or more of an alloy, ferrite and intermetallic compound.
4. An antenna arrangement according to any one of claims 1-3, characterized in that the magnetic field generating means (3) comprises a coil.
5. A mobile terminal comprising an antenna structure according to any of claims 1-4.
6. A mobile terminal according to claim 5, comprising a housing (4), said housing (4) being connected to said antenna structure.
7. A mobile terminal according to claim 6, characterized in that at least one of said antenna structures is connected to opposite ends of said housing (4).
8. Mobile terminal according to claim 6 or 7, characterized in that the magnetic field generating means (3) is connected to the housing (4) and encloses a closed antenna (1) receiving space with the antenna slot (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910420623.7A CN110247165B (en) | 2019-05-20 | 2019-05-20 | Antenna structure and mobile terminal with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910420623.7A CN110247165B (en) | 2019-05-20 | 2019-05-20 | Antenna structure and mobile terminal with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110247165A CN110247165A (en) | 2019-09-17 |
| CN110247165B true CN110247165B (en) | 2024-05-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910420623.7A Active CN110247165B (en) | 2019-05-20 | 2019-05-20 | Antenna structure and mobile terminal with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110247165B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112216979B (en) * | 2020-09-28 | 2021-07-20 | 珠海格力电器股份有限公司 | Antenna structure and feed point conversion method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004120330A (en) * | 2002-09-26 | 2004-04-15 | Mitsubishi Materials Corp | Gate antenna |
| WO2014171670A1 (en) * | 2013-04-17 | 2014-10-23 | 브로콜리 주식회사 | Antenna having conductor surface |
| JP2015149678A (en) * | 2014-02-07 | 2015-08-20 | 株式会社デンソー | magnetic field type antenna device |
| CN106654503A (en) * | 2016-12-05 | 2017-05-10 | 云南科威液态金属谷研发有限公司 | Liquid metal-based air-control deformable antenna |
| CN107706525A (en) * | 2017-09-07 | 2018-02-16 | 云南靖创液态金属热控技术研发有限公司 | A kind of reconfigurable antenna |
| CN109546307A (en) * | 2018-11-19 | 2019-03-29 | 南京邮电大学 | A kind of circular polarisation space fed antenna of the gravitational field regulation based on liquid metal |
| CN209860137U (en) * | 2019-05-20 | 2019-12-27 | 珠海格力电器股份有限公司 | Antenna structure and mobile terminal with same |
-
2019
- 2019-05-20 CN CN201910420623.7A patent/CN110247165B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004120330A (en) * | 2002-09-26 | 2004-04-15 | Mitsubishi Materials Corp | Gate antenna |
| WO2014171670A1 (en) * | 2013-04-17 | 2014-10-23 | 브로콜리 주식회사 | Antenna having conductor surface |
| JP2015149678A (en) * | 2014-02-07 | 2015-08-20 | 株式会社デンソー | magnetic field type antenna device |
| CN106654503A (en) * | 2016-12-05 | 2017-05-10 | 云南科威液态金属谷研发有限公司 | Liquid metal-based air-control deformable antenna |
| CN107706525A (en) * | 2017-09-07 | 2018-02-16 | 云南靖创液态金属热控技术研发有限公司 | A kind of reconfigurable antenna |
| CN109546307A (en) * | 2018-11-19 | 2019-03-29 | 南京邮电大学 | A kind of circular polarisation space fed antenna of the gravitational field regulation based on liquid metal |
| CN209860137U (en) * | 2019-05-20 | 2019-12-27 | 珠海格力电器股份有限公司 | Antenna structure and mobile terminal with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110247165A (en) | 2019-09-17 |
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