CN106848609B - Antenna device and mobile terminal - Google Patents
Antenna device and mobile terminal Download PDFInfo
- Publication number
- CN106848609B CN106848609B CN201710056927.0A CN201710056927A CN106848609B CN 106848609 B CN106848609 B CN 106848609B CN 201710056927 A CN201710056927 A CN 201710056927A CN 106848609 B CN106848609 B CN 106848609B
- Authority
- CN
- China
- Prior art keywords
- micro
- slit
- antenna device
- belt
- metal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
- Telephone Set Structure (AREA)
Abstract
The present invention provides an antenna device, comprising: a metal housing; at least one micro-slit belt is arranged on the metal shell; at least one micro-slit is arranged in each micro-slit belt, the micro-slits are arranged at preset intervals, and each micro-slit is provided with a connecting block. Therefore, according to the antenna device provided by the invention, the connecting blocks are arranged between the micro-slits, the metal strips are arranged above and below the connecting blocks, and the connecting blocks and the metal strips form a passage, so that the length of the metal strips is shortened, parasitic clutter deviates between low frequency and high frequency, the spurious sound waves are effectively eliminated, the spurious sound waves are almost consistent with the resonance frequency of the signal waves received by the antenna device, the receiving efficiency of the antenna is improved, and the use experience of a user can be enhanced.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to an antenna apparatus and a mobile terminal.
Background
On the market, all-metal housings are increasingly popular with consumers, but in view of the limitations of antenna devices, housings of metal and non-metal in combination are generally used, and the antenna devices are located in non-metal areas to prevent the signals of the antenna devices from being shielded.
In the conventional technology, the housing of the mobile terminal mostly adopts a three-section structure, that is, a metal area in the middle of the housing is isolated from metal areas at two ends of the housing by an isolation strip filled with a non-signal shielding material. The antenna device is placed close to the isolation strip to prevent its signal from being shielded. The release tape will be clearly visible to the consumer and thus may affect the overall appearance of the housing of the mobile terminal.
In order to solve the above problems, the prior art has a slit band disposed on the metal casing, which is not easy to attract the attention of consumers, and can ensure the integrity of the metal casing, and the metal outer ear with the slit band is used as a radiator of the antenna device, so that the signal of the antenna device can be prevented from being interfered. However, the metal shell is provided with the micro-slit band, parasitic noise can be formed by the metal strips between the micro-slits, and the formed parasitic noise can cause a signal received by the antenna to have a mixed signal, so that the quality and the efficiency of the antenna for receiving the signal are influenced. Thereby affecting the reception of the signal by the antenna.
Disclosure of Invention
The invention provides an antenna device and a mobile terminal, aiming at solving the problem that parasitic clutter is formed by the design of a micro-slit band in the prior art, and the quality and the efficiency of receiving signals by an antenna are influenced.
In order to solve the above problems, the present invention discloses an antenna device, including: a metal housing; at least one micro-slit belt is arranged on the metal shell; at least one micro-slit is arranged in each micro-slit belt, the micro-slits are arranged at preset intervals, and each micro-slit is provided with a connecting block.
Compared with the prior art, the invention has the following advantages:
the invention provides an antenna device and a mobile terminal, comprising: the metal shell is provided with at least one micro-slit belt; at least one micro-slit is arranged in each micro-slit belt, the micro-slits are arranged at preset intervals, and each micro-slit is provided with a connecting block. Therefore, according to the antenna device provided by the invention, the connecting blocks are arranged between the micro-slits, the metal strips are arranged above and below the connecting blocks, and the connecting blocks and the metal strips form a passage, so that the length of the metal strips is shortened, parasitic clutter deviates between low frequency and high frequency, the spurious sound waves are effectively eliminated, the spurious sound waves are almost consistent with the resonance frequency of the signal waves received by the antenna device, the receiving efficiency of the antenna is improved, and the use experience of a user can be enhanced.
Drawings
Fig. 1 is an overall schematic diagram of an antenna device according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a microstrip of an antenna assembly according to an embodiment of the present invention;
fig. 3 is an overall schematic diagram of an antenna device according to a second embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example one
Referring to fig. 1, an overall schematic diagram of an antenna apparatus according to a first embodiment of the present invention is shown.
The antenna device provided by the embodiment of the invention comprises: a metal case 101; a micro-slit belt 1011 is arranged on the metal shell; the specific structure of the micro-slit tape is shown in fig. 2, as shown in fig. 2, at least one micro-slit 10111 is arranged in the micro-slit tape 1011, and each micro-slit is arranged at a preset distance, wherein each micro-slit is provided with a connecting block 10112.
It should be noted that, a person skilled in the art can select the preset distance according to actual needs, for example: the distance between the micro-slits is set to 0.01mm, 0.03mm, etc., and is not particularly limited.
In the embodiment of the present invention, only one micro-slit tape is included in the antenna device. In a specific implementation process, the antenna device may further include two or more than two micro-slit bands, and the basic structures of the micro-slit bands are the same.
At present, most mobile terminals have metal housings, and the rear covers of the metal housings are provided with micro-slit bands, so that signals of the antenna devices are prevented from being interfered by the micro-slit bands. The invention is provided with at least one micro-slit belt on the metal shell. One or two or four may be provided, which is not particularly limited. At least one micro-slit is arranged on the micro-slit belt, and in the specific implementation process, as the metal strips between the micro-slits can generate parasitic clutter to influence the low-frequency efficiency, a connecting block is arranged between the micro-slits.
It should be noted that, a person skilled in the art may set the gap between the micro-slits according to actual situations, and the gap may be set to be between 0.1mm and 0.35mm, which is not limited specifically.
Generally speaking, the resonance of the whole slot length is at a low frequency, the resonance of the slot length with a common length is at a high frequency, and the connecting block is arranged between the micro-slots, so that the clutter resonance flat rate is smaller than the low frequency and larger than the high frequency. Parasitic clutter generated by the metal strips is adjusted between the low-frequency band and the high-frequency band, the antenna efficiency in the micro-slit band is not influenced, and the use experience of a user is enhanced.
The invention provides an antenna device and a mobile terminal, comprising: the metal shell is provided with at least one micro-slit belt; at least one micro-slit is arranged in each micro-slit belt, the micro-slits are arranged at preset intervals, and each micro-slit is provided with a connecting block. Therefore, according to the antenna device provided by the invention, the connecting blocks are arranged between the micro-slits, the metal strips are arranged above and below the connecting blocks, and the connecting blocks and the metal strips form a passage, so that the length of the metal strips is shortened, parasitic clutter deviates between low frequency and high frequency, the spurious sound waves are effectively eliminated, the spurious sound waves are almost consistent with the resonance frequency of the signal waves received by the antenna device, the receiving efficiency of the antenna is improved, and the use experience of a user can be enhanced.
Example two
Referring to fig. 3, an overall schematic diagram of an antenna device according to a second embodiment of the present invention is shown.
The antenna device provided by the embodiment of the invention comprises: a metal case 101; the metal housing 101 is provided with 4 micro-slit tapes 1011. As shown in fig. 2, at least one micro slit 10111 is disposed in each micro slit tape 1011, and each micro slit 1011 is disposed at a predetermined distance, wherein each micro slit 1011 has a connecting block 10112 disposed therein. Wherein, the micro-seam 1011 includes an open end 10113 and a closed end 10114 opposite to the open end, and the connecting block 10112 is arranged between the midpoint of the micro-seam in the length direction and the closed end 10114.
It should be noted that, in the implementation process, 4 micro-slit tapes are not limited to be arranged on the metal shell, and 1, 2, 3 or more micro-slit tapes may be arranged. And the skilled person can select the preset distance according to the actual need, for example: the distance between the micro-slits is set to 0.01mm, 0.03mm, etc., and is not particularly limited.
As shown in fig. 3, the antenna device further includes: the antenna device comprises a radio frequency transceiver circuit 102 and a matching circuit 103, wherein the matching circuit actually performs impedance matching and balanced matching between the radio frequency transceiver circuit and a metal shell so as to ensure that the antenna device can normally work. Each micro-slit strip 1011 corresponds to one radio frequency transceiver circuit 102 and one matching circuit 103, and the radio frequency transceiver circuit 102 corresponding to each micro-slit strip 1011 is connected with the metal shell 101 through the matching circuit 103. Wherein, connecting block 10112 matter is electrically conductive material, for example: an iron material, an aluminum material, a copper material, or the like may be the same as or different from the metal case 101, and the material is not particularly limited as long as it is a conductive material. Preferably, the connecting block 10112 has the same slit width, and the top and bottom of the connecting block are attached to the metal strips during the specific operation.
Generally speaking, the resonance of the whole slot length is at a low frequency, the resonance of the slot length with a common length is at a high frequency, and the connecting block is arranged between the micro-slots, so that the clutter resonance flat rate is smaller than the low frequency and larger than the high frequency. Parasitic clutter generated by the metal strips is adjusted between the low-frequency band and the high-frequency band, the antenna efficiency in the micro-slit band is not influenced, and the use experience of a user is enhanced.
The metal casing is provided with a micro-slit tape, the micro-slit tape can be formed by laser cutting, the micro-slit tape extends from the edge of the metal casing to the inside of the metal casing in a non-penetrating manner, so that the metal casings on two sides of the micro-slit tape are connected with each other to form a whole, and micro-slits in the micro-slit tape are all arranged in parallel.
Fig. 1 includes a single micro-slit tape, wherein the micro-slit tape includes 4 micro-slits, which are sufficiently small in width to be less noticeable to consumers.
Fig. 2 shows that four micro-slit bands are arranged on the metal shell, and each micro-slit band is provided with a radio frequency transceiver circuit and a matching circuit. It should be noted that, those skilled in the art may set the number of the micro-slit tapes according to actual situations, and the number of the micro-slit tapes may be set to be 1, 2, 3, 4, and the like, which is not particularly limited, but when the number of the micro-slit tapes set on the metal shell is more than one, each micro-slit tape is set separately on the metal shell.
Specifically, the first micro-slit tape and the second micro-slit tape are horizontally and oppositely arranged at the upper end of the metal shell of the mobile terminal, and the first micro-slit tape and the second micro-slit tape are separated by a first preset value, it should be noted that a person skilled in the art can set the first preset value according to actual conditions, and the first preset value can be set to be 0.01mm, 0.02mm, 0.03mm, and the like, which is not particularly limited.
Specifically, a first micro-slit band and a second micro-slit band are arranged at horizontal relative positions on the metal shell of the mobile terminal according to preset values, or the first micro-slit band is arranged at the upper end of the metal shell of the mobile terminal, and the second micro-slit band is arranged at the lower end of the metal shell of the mobile terminal.
A third micro-slit belt and a fourth micro-slit belt are horizontally arranged at the lower end of the metal shell of the mobile terminal in an opposite mode, a second preset value is arranged between the third micro-slit belt and the fourth micro-slit belt,
it should be noted that, a person skilled in the art may set the second preset value according to actual situations, and may set the second preset value to be 0.01mm, 0.02mm, 0.03mm, and the like, which is not particularly limited.
Specifically, a third micro-slit belt and a fourth micro-slit belt are horizontally arranged at the lower end of the metal shell of the mobile terminal in an opposite mode. Of course, when the number of the micro-slit tapes is 1, 2, 3 and 4 or more, each micro-slit tape is set according to a preset value so as to prevent the normal use from being influenced.
In a specific implementation process, the width value of the micro-slit is smaller than the interval between two micro-slits. And a metal strip is formed between the adjacent micro-seams, and the material of the metal strip is the same as that of the metal shell.
The invention provides an antenna device and a mobile terminal, comprising: the metal shell is provided with at least one micro-slit belt; at least one micro-slit is arranged in each micro-slit belt, the micro-slits are arranged at preset intervals, and each micro-slit is provided with a connecting block. Therefore, according to the antenna device provided by the invention, the connecting blocks are arranged between the micro-slits, the metal strips are arranged above and below the connecting blocks, and the connecting blocks and the metal strips form a passage, so that the length of the metal strips is shortened, parasitic clutter deviates between low frequency and high frequency, the spurious sound waves are effectively eliminated, the spurious sound waves are almost consistent with the resonance frequency of the signal waves received by the antenna device, the receiving efficiency of the antenna is improved, and the use experience of a user can be enhanced.
The embodiment of the invention also provides a mobile terminal which comprises any one of the antenna devices shown in the first embodiment and the second embodiment. The mobile terminal comprises at least one of a mobile phone, a tablet computer and a navigator.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system embodiment, since it is basically similar to the method embodiment, the description is simple, and for the relevant points, refer to the partial description of the method embodiment.
The above detailed description is made on the antenna device and the mobile terminal provided by the present invention, and the principle and the implementation of the present invention are explained by applying a specific example, and the description of the above embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
1. An antenna device, characterized in that the antenna device comprises: a metal housing; at least one micro-slit belt is arranged on the metal shell;
at least two micro-seams are arranged in each micro-seam belt, and the micro-seams are arranged at preset intervals, wherein each micro-seam is provided with a connecting block, and the width of the connecting block is the same as that of the micro-seam;
the micro-seam comprises an opening end and a closed end opposite to the opening end, and the connecting block is arranged between the midpoint of the micro-seam in the length direction and the closed end;
the range of the width value of the micro-slit is 0.1mm to 0.35 mm;
the width value of the micro-slit is smaller than the interval between the two micro-slits.
2. The antenna device according to claim 1, further comprising:
a radio frequency transceiver circuit and a matching circuit; each micro-slit belt corresponds to one radio frequency transceiver circuit and one matching circuit;
the radio frequency transceiver circuit corresponding to each micro-slit belt is connected with the metal shell through the matching circuit.
3. The antenna device as claimed in claim 1, wherein the connecting block is made of a conductive material.
4. The antenna device according to claim 1, wherein when the antenna device comprises at least two micro-slit tapes, each of the micro-slit tapes is separately provided on the metal case.
5. The antenna device according to claim 3, wherein a first micro-slit tape and a second micro-slit tape are horizontally arranged at the upper end of the metal shell of the mobile terminal in an opposite manner, and the first micro-slit tape and the second micro-slit tape are separated by a first preset value;
and a third micro-slit belt and a fourth micro-slit belt are horizontally arranged at the lower end of the metal shell of the mobile terminal in an opposite mode, and the third micro-slit belt and the fourth micro-slit belt are separated by a second preset value.
6. The antenna device according to claim 1, wherein the micro-gaps are filled with a non-signal shielding material.
7. A mobile terminal, characterized in that it comprises the antenna arrangement of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710056927.0A CN106848609B (en) | 2017-01-25 | 2017-01-25 | Antenna device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710056927.0A CN106848609B (en) | 2017-01-25 | 2017-01-25 | Antenna device and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106848609A CN106848609A (en) | 2017-06-13 |
| CN106848609B true CN106848609B (en) | 2020-06-16 |
Family
ID=59121874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710056927.0A Active CN106848609B (en) | 2017-01-25 | 2017-01-25 | Antenna device and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106848609B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205029018U (en) * | 2015-10-19 | 2016-02-10 | 广东欧珀移动通信有限公司 | Slot antenna's frequency modulation structure |
| CN205657168U (en) * | 2016-04-29 | 2016-10-19 | 广东欧珀移动通信有限公司 | Metal casing , antenna device and mobile terminal |
| CN106210200A (en) * | 2016-08-25 | 2016-12-07 | 广东欧珀移动通信有限公司 | Mobile terminal, housing unit and manufacture method thereof |
-
2017
- 2017-01-25 CN CN201710056927.0A patent/CN106848609B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205029018U (en) * | 2015-10-19 | 2016-02-10 | 广东欧珀移动通信有限公司 | Slot antenna's frequency modulation structure |
| CN205657168U (en) * | 2016-04-29 | 2016-10-19 | 广东欧珀移动通信有限公司 | Metal casing , antenna device and mobile terminal |
| CN106210200A (en) * | 2016-08-25 | 2016-12-07 | 广东欧珀移动通信有限公司 | Mobile terminal, housing unit and manufacture method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106848609A (en) | 2017-06-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2017157344A1 (en) | Antenna device and mobile terminal | |
| WO2017157343A1 (en) | Antenna apparatus and mobile terminal | |
| US8963785B2 (en) | Antenna structure for using with a metal frame of a mobile phone | |
| CN107834162B (en) | Antenna device and mobile terminal | |
| US11038257B2 (en) | Antenna structure and communications terminal | |
| US20140203974A1 (en) | Electronic device and antenna unit thereof | |
| US20140111388A1 (en) | Antenna surrounded by metal housing | |
| US6909911B2 (en) | Wireless terminal | |
| US20190006764A1 (en) | Mobile device | |
| CN107317096B (en) | Electronic equipment | |
| WO2017185528A1 (en) | Shell, antenna device and mobile terminal | |
| US20130342408A1 (en) | Electronic device | |
| US20140361941A1 (en) | Multi-type antenna | |
| JP2004297763A (en) | Frequency selective shield structure and electronic equipment including the same | |
| WO2019076205A1 (en) | Terminal | |
| TW201616727A (en) | Wireless communication device | |
| CN211556119U (en) | Electronic device | |
| WO2017020425A1 (en) | Antenna and mobile terminal | |
| CN106848609B (en) | Antenna device and mobile terminal | |
| CN110970710B (en) | Antenna structure and wireless communication device with same | |
| US20170194695A1 (en) | Antenna device and mobile terminal | |
| WO2017156906A1 (en) | Metal shell, antenna apparatus, and mobile terminal | |
| TWI639274B (en) | Housing, antenna device, and mobile terminal | |
| US11228099B2 (en) | Omnidirectional antenna and electronic device | |
| TWI656752B (en) | Antenna device and mobile terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |