CN106098988A - A kind of antenna assembly and mobile terminal - Google Patents
A kind of antenna assembly and mobile terminal Download PDFInfo
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- CN106098988A CN106098988A CN201610514851.7A CN201610514851A CN106098988A CN 106098988 A CN106098988 A CN 106098988A CN 201610514851 A CN201610514851 A CN 201610514851A CN 106098988 A CN106098988 A CN 106098988A
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- antenna
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- mobile terminal
- inductor
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- 239000002184 metal Substances 0.000 claims abstract description 37
- 230000005855 radiation Effects 0.000 claims abstract description 36
- 239000003990 capacitor Substances 0.000 claims description 61
- 238000010586 diagram Methods 0.000 description 6
- ZCJJIQHVZCFSGZ-UHFFFAOYSA-N 2,8-bis(diphenylphosphoryl)dibenzothiophene Chemical compound C=1C=CC=CC=1P(C=1C=C2C3=CC(=CC=C3SC2=CC=1)P(=O)(C=1C=CC=CC=1)C=1C=CC=CC=1)(=O)C1=CC=CC=C1 ZCJJIQHVZCFSGZ-UHFFFAOYSA-N 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
Abstract
The present invention provides a kind of antenna assembly and mobile terminal, and this mobile terminal has seamless metal battery cover, and this antenna assembly includes: have the ring Shape antenna radiation body of default opening；The first end of the default opening of ring Shape antenna radiation body is current feed department, and current feed department is connected with the radio-frequency front-end of mobile terminal；The second end of the default opening of ring Shape antenna radiation body is the first grounding parts, and the first grounding parts connects ground connection after the first tuning circuit；Connect near the position of the first grounding parts on ring Shape antenna radiation body a passive device.The embodiment of the present invention makes ultra-wideband antenna only realize with an antenna cabling by the antenna assembly of mobile terminal is set to ring Shape antenna, and antenna cabling is simple, the highest to structural requirement；This antenna assembly can realize the bandwidth to 4G antenna under the profile that complete machine is relatively thin and cover, and guarantees the performance under all use scenes simultaneously.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to an antenna device and a mobile terminal.
Background
With the rapid development of mobile terminals, mobile terminals with a metallic feeling will continue to be popular for a future period of time. In the face of various structures made of metal materials, terminal signals become a challenge in the industry; at present, three-section battery cover design, side seam breakage design and the like are popular, and a back cover metal seamless terminal needs to be designed to be very thick (for example, more than 8mm) due to a complete machine signal, and under the thickness, the light and thin requirements of consumers on the mobile terminal are difficult to meet in appearance.
Disclosure of Invention
The invention aims to provide an antenna device and a mobile terminal, and solves the problem that a back cover metal seamless terminal in the prior art needs to adopt a thicker thickness to meet the signal of the whole terminal.
In order to achieve the above object, in one aspect, an embodiment of the present invention provides an antenna apparatus applied to a mobile terminal having a seamless metal battery cover, the antenna apparatus including:
a loop antenna radiation body with a preset opening; the loop-type antenna radiation body is arranged on the first edge of the metal battery cover;
the first end part of the preset opening of the loop-shaped antenna radiation body is a feed part, and the feed part is connected with the radio frequency front end of the mobile terminal;
the second end part of the preset opening of the annular antenna radiation body is a first grounding part which is connected with the first tuning circuit and then grounded;
a passive device is connected in series at a position on the loop type antenna radiation body close to the first grounding part.
On the other hand, the embodiment of the invention also provides a mobile terminal, which is provided with a seamless metal battery cover and further comprises the antenna device.
The technical scheme of the invention at least has the following beneficial effects:
in the antenna device and the mobile terminal of the embodiment of the invention, the ultra-wideband antenna is realized by only one antenna wire by setting the antenna device of the mobile terminal as the loop antenna, the antenna wire is simple, and the requirement on the structure is not high; the bandwidth frequency extension of useful resonance is realized through the first capacitor or the first inductor which are connected in series in the antenna wire, and the realization of a wider frequency band in the 4G antenna is realized; the antenna device can realize the bandwidth coverage of the 4G antenna under the thin appearance of the whole machine, and can ensure the performance under all use scenes to the maximum extent.
Drawings
Fig. 1 is a schematic structural diagram of an antenna device according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of an antenna device according to a second embodiment of the present invention;
fig. 3 is a second schematic structural diagram of an antenna device according to a second embodiment of the present invention;
fig. 4 is a schematic diagram illustrating a metal battery cover of a mobile terminal according to a third embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
First embodiment
As shown in fig. 1, a first embodiment of the present invention provides an antenna device applied to a mobile terminal having a seamless metal battery cover 110, the antenna device including:
a loop type antenna radiation body 120 having a predetermined opening; the loop-type antenna radiation body 120 is disposed on a first edge of the metal battery cover 110; fig. 1 is a schematic diagram of a loop antenna device with a metal cover according to a first embodiment of the present invention, wherein 110 represents the metal cover of a wireless terminal product, the metal cover has no metal gap, the metal cover is a plane or an arc surface, and the edge has no protrusion. 120 is a loop antenna radiating body. Preferably, the loop-type antenna radiation body 120 is directly above the battery cover, i.e. the loop-type antenna radiation body 120 is disposed above the edge of the battery cover.
It should be noted that the loop antenna radiation body 120 may be disposed above the edge of the battery cover (top of the mobile terminal), may be disposed below the edge of the battery cover (bottom of the mobile terminal), and may be disposed on the left side or the right side of the edge of the battery cover (left end or right end of the mobile terminal), which is not limited herein.
A first end of the preset opening of the loop-shaped antenna radiation body 120 is a feeding portion 130, and the feeding portion 130 is connected with the radio frequency front end of the mobile terminal; i.e. 130 is the feed-in terminal of the rf front-end PA of the antenna.
A second end of the preset opening of the loop antenna radiation body 120 is a first grounding part 140, and the first grounding part 140 is grounded after being connected with the first tuning circuit; the first grounding part 140 is the other end of the loop antenna, and the first grounding part 140 is grounded after being connected with the first tuning circuit. Further, as shown in fig. 1, the rf front end of the mobile terminal is connected to the feeding portion 130, which is used as the feeding end of the loop-type antenna radiation body 120, and when the first grounding portion 140 is connected in series with a large inductor or is open to the ground, the antenna exhibits 4 resonances within 0.5G to 3G. According to the frequency band corresponding to the mobile terminal 4G, the useful resonance can be tuned.
A passive device 150 is disposed on the loop antenna radiation body 120 near the first ground portion 140. In short, a passive device 150 is connected in series to the trace of the loop-type antenna radiation body 120, the passive device 150 is disposed near the first ground portion 140, and the passive device is a first capacitor or a first inductor. Further, a distance between the first capacitor or the first inductor and the first ground part 140 is less than or equal to 3 cm.
Preferably, the passive device 150 can realize bandwidth broadening to useful resonance, and realize a wider frequency BAND in a 4G antenna, such as LTE-BAND1 (1.92-1.98, 2.11-2.17 GHZ, bandwidth of 250 MHZ).
Specifically, in the first embodiment of the present invention, the first tuning circuit includes a fourth capacitor and a fourth switch connected in series; or,
the first tuning circuit comprises a fourth inductor and a fifth switch connected in series; or,
the first tuning circuit comprises a fifth capacitor and a fifth inductor which are connected in parallel, and a sixth switch which is respectively connected with the fifth capacitor and the fifth inductor, wherein the sixth switch is a single-pole double-throw switch or a double-pole double-throw switch.
In the above embodiment of the present invention, the first grounding portion 140 is connected in series with a capacitor or an inductor, and the inductor and the capacitor are connected to the ground through a switch. When the first tuning circuit includes a plurality of capacitors and/or a plurality of inductors, the plurality of capacitors and/or the plurality of inductors are connected in parallel, and a switch may be used for a part of the capacitors and/or the plurality of inductors, or a switch may be provided for each of the capacitors and the inductors, which is not limited specifically herein. Specifically, a switch shared by part of capacitors and/or inductors may be a single-pole double-throw switch DPDT or a double-pole double-throw switch SPDT, and may be adjusted according to actual needs, and the switch is used to enable the antenna to realize different resonances by selecting different inductors or capacitors. Further, the capacitance range of the fourth capacitor and the capacitance range of the fifth capacitor are 0.1pF to 4 pF; the inductance value range of the fourth inductor and the inductance value range of the fifth inductor are 1nH to 27 nH.
As shown in fig. 1, the first grounding part 140 is grounded on an inductor or a capacitor to realize frequency shift of 4 resonances of the antenna, and the antenna shifts to a high frequency when connected to the capacitor; when the inductor is connected, the antenna shifts to a low frequency, and the switch is realized by the SPDT according to requirements. When the number of switching circuits is not enough, the method can be realized by adding other switches, and the coverage of each 4G frequency band is ensured.
In summary, the ultra-wideband antenna of the mobile terminal is implemented by using only one loop antenna trace in the first embodiment of the present invention; the annular antenna has the advantages that the annular antenna realizes each frequency band, and has ideal free space data, small data difference of the simulation left and right hands, and ideal performance; and the antenna has simple wiring and low requirement on the structure.
Second embodiment
As shown in fig. 2, a second embodiment of the present invention provides an antenna device applied to a mobile terminal having a metal battery cover 110 without a gap, the antenna device including:
a loop type antenna radiation body 120 having a predetermined opening; the loop-type antenna radiation body 120 is disposed on a first edge of the metal battery cover 110; fig. 1 is a schematic diagram of a loop antenna device with a metal cover according to a first embodiment of the present invention, wherein 110 represents the metal cover of a wireless terminal product, the metal cover has no metal gap, the metal cover is a plane or an arc surface, and the edge has no protrusion. 120 is a loop antenna radiating body. Preferably, the loop-type antenna radiation body 120 is directly above the battery cover, i.e. the loop-type antenna radiation body 120 is disposed above the edge of the battery cover.
It should be noted that the loop antenna radiation body 120 may be disposed above the edge of the battery cover (top of the mobile terminal), may be disposed below the edge of the battery cover (bottom of the mobile terminal), and may be disposed on the left side or the right side of the edge of the battery cover (left end or right end of the mobile terminal), which is not limited herein.
A first end of the preset opening of the loop-shaped antenna radiation body 120 is a feeding portion 130, and the feeding portion 130 is connected with the radio frequency front end of the mobile terminal; i.e. 130 is the feed-in terminal of the rf front-end PA of the antenna.
A second end of the preset opening of the loop antenna radiation body 120 is a first grounding part 140, and the first grounding part 140 is grounded after being connected with the first tuning circuit; the first grounding part 140 is the other end of the loop antenna, and the first grounding part 140 is grounded after being connected with the first tuning circuit. Further, as shown in fig. 1, the rf front end of the mobile terminal is connected to the feeding portion 130, which is used as the feeding end of the loop-type antenna radiation body 120, and when the first grounding portion 140 is connected in series with a large inductor or is open to the ground, the antenna exhibits 4 resonances within 0.5G to 3G. According to the frequency band corresponding to the mobile terminal 4G, the useful resonance can be tuned.
A passive device 150 is connected in series to the loop antenna radiation body 120 near the first ground portion 140. In short, a passive device 150 is connected in series to the trace of the loop-type antenna radiation body 120, the passive device 150 is disposed near the first ground portion 140, and the passive device 150 is a first capacitor or a first inductor. Further, a distance between the first capacitor or the first inductor and the first ground part 140 is less than or equal to 3 cm.
The antenna device further includes:
a second ground portion 160 disposed on the trace of the loop-type antenna radiation body 120, wherein the second ground portion 160 is disposed close to the first ground portion 140, and the passive component 150 is disposed between the first ground portion 140 and the second ground portion 160; that is, the passive device 150 is disposed between the first ground portion 140 and the second ground portion 160. Preferably, a distance between the second ground portion 160 and the first capacitor or the first inductor is less than or equal to 1 cm. I.e. the distance between the second ground portion 160 and its passive component 150 is less than or equal to 1 cm. The second ground part 160 is used to add extra antenna resonance, and the effective frequency band of the antenna can be enlarged by the configuration of the second tuning circuit.
Wherein, the second grounding part 160 is grounded after being connected with the second tuning circuit. The second ground part 160 is connected to the second tuning circuit and then grounded. The circuit configuration of the second tuning circuit is similar to that of the first tuning circuit.
Specifically, in the second embodiment of the present invention, the first tuning circuit includes a fourth capacitor and a fourth switch connected in series; or,
the first tuning circuit comprises a fourth inductor and a fifth switch connected in series; or,
the first tuning circuit comprises a fifth capacitor and a fifth inductor which are connected in parallel, and a sixth switch which is respectively connected with the fifth capacitor and the fifth inductor, wherein the sixth switch is a single-pole double-throw switch or a double-pole double-throw switch.
In the above embodiment of the present invention, the first grounding portion 140 is connected in series with a capacitor or an inductor, and the inductor and the capacitor are connected to the ground through a switch. When the first tuning circuit includes a plurality of capacitors and/or a plurality of inductors, the plurality of capacitors and/or the plurality of inductors are connected in parallel, and a switch may be used for a part of the capacitors and/or the plurality of inductors, or a switch may be provided for each of the capacitors and the inductors, which is not limited specifically herein. Specifically, a switch shared by part of capacitors and/or inductors may be a single-pole double-throw switch DPDT or a double-pole double-throw switch SPDT, and may be adjusted according to actual needs, and the switch is used to enable the antenna to realize different resonances by selecting different inductors or capacitors. Further, the capacitance range of the fourth capacitor and the capacitance range of the fifth capacitor are 0.1pF to 4 pF; the inductance value range of the fourth inductor and the inductance value range of the fifth inductor are 1nH to 27 nH.
The second tuning circuit comprises a second capacitor and a first switch connected in series; or,
the second tuning circuit comprises a second inductor and a second switch connected in series; or,
the second tuning circuit comprises a third capacitor and a third inductor which are connected in parallel, and a third switch respectively connected with the third capacitor and the third inductor, wherein the third switch is a single-pole double-throw switch or a double-pole double-throw switch.
In the above embodiment of the present invention, the second grounding portion 160 is connected in series with a capacitor or an inductor, and the inductor and the capacitor are connected in series through the switch. When the second tuning circuit includes a plurality of capacitors and/or a plurality of inductors, the plurality of capacitors and/or the plurality of inductors are connected in parallel, and a switch may be used for a part of the capacitors and/or the plurality of inductors, or a switch may be provided for each of the capacitors and the inductors, which is not limited specifically herein. Specifically, a switch shared by part of capacitors and/or inductors may be a single-pole double-throw switch DPDT or a double-pole double-throw switch SPDT, and may be adjusted according to actual needs, and the switch is used to enable the antenna to realize different resonances by selecting different inductors or capacitors. Further, the capacitance value range of the second capacitor and the capacitance value range of the third capacitor are 0.1pF to 4 pF; the inductance value range of the second inductor and the inductance value range of the third inductor are 1nH to 27 nH.
As shown in fig. 2, the first grounding part 140 is connected to the inductor or capacitor, the second grounding part 160 is connected to the inductor or capacitor, so as to realize frequency shift of 4 resonances of the antenna, and the antenna shifts to high frequency when connected to the capacitor; when the inductor is connected, the antenna shifts to a low frequency, and the switch is realized by the SPDT according to requirements. When the number of switching circuits is not enough, the method can be realized by adding other switches, and the coverage of each 4G frequency band is ensured. As shown in fig. 3, 210 is a switch associated with the first tuning circuit, and 220 is a switch associated with the second tuning circuit.
In summary, in the second embodiment of the present invention, the ultra-wideband antenna of the mobile terminal is implemented by using only one loop antenna trace; the annular antenna has the advantages that the annular antenna realizes each frequency band, and has ideal free space data, small data difference of the simulation left and right hands, and ideal performance; and the antenna has simple wiring and low requirement on the structure. The antenna device can meet the requirement of ultrathin machine body thickness, can ensure the balance of the head and hands of the left and right people to the maximum extent, ensures the performance under all use scenes, and further ensures the bandwidth coverage of the 4G antenna.
Third embodiment
A fourth embodiment of the present invention provides a mobile terminal having a seamless metal battery cover, as shown in fig. 4, further including an antenna device as described above.
A second edge and a third edge adjacent to the first edge on the metal battery cover of the mobile terminal are both provided with metal covering edges 170; the metal covering edge 170 protrudes out of the plane or the arc surface where the metal battery cover is located.
In the third embodiment of the invention, the metal battery cover is a plane or arc surface, the metal battery cover can be wrapped in a frame, as shown in fig. 4, the metal wrapping edges 170 on both sides can completely extend out of the screen surface, and the metal wrapping edges can be added at the corners of the battery cover on both sides of the antenna, so that the screen is protected, and the performance of the antenna is not affected. The design of the antenna device enables the thickness of the whole machine to be within 7.5mm, and the appearance requirement of a user on the mobile terminal is guaranteed.
It should be noted that, the mobile terminal provided by the third embodiment of the present invention is a mobile terminal including the antenna devices provided by the first embodiment and the second embodiment, and all the embodiments of the antenna devices provided by the first embodiment and the second embodiment are applicable to the mobile terminal, and can achieve the same or similar beneficial effects.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. An antenna device applied to a mobile terminal, the mobile terminal having a seamless metal battery cover, the antenna device comprising:
a loop antenna radiation body with a preset opening; the loop-type antenna radiation body is arranged on the first edge of the metal battery cover;
the first end part of the preset opening of the loop-shaped antenna radiation body is a feed part, and the feed part is connected with the radio frequency front end of the mobile terminal;
the second end part of the preset opening of the annular antenna radiation body is a first grounding part which is connected with the first tuning circuit and then grounded;
a passive device is connected in series at a position on the loop type antenna radiation body close to the first grounding part.
2. The antenna device according to claim 1, wherein the passive device is a first capacitor or a first inductor, and a distance between the passive device and the first ground is less than or equal to 3 cm.
3. The antenna device of claim 1, wherein the antenna device further comprises:
a second grounding part arranged on the loop antenna radiation body, wherein the second grounding part is arranged close to the first grounding part, and the passive device is positioned between the first grounding part and the second grounding part;
and the second grounding part is connected with the second tuning circuit and then grounded.
4. The antenna device according to claim 3, wherein the second tuning circuit comprises a second capacitor and a first switch connected in series; or,
the second tuning circuit comprises a second inductor and a second switch connected in series; or,
the second tuning circuit comprises a third capacitor and a third inductor which are connected in parallel, and a third switch respectively connected with the third capacitor and the third inductor, wherein the third switch is a single-pole double-throw switch or a double-pole double-throw switch.
5. The antenna device of claim 4, wherein the second capacitor has a capacitance value in the range of 0.1pF to 4 pF; the capacitance value range of the third capacitor is 0.1pF to 4 pF;
the inductance value of the second inductor ranges from 1nH to 27 nH; the inductance value of the third inductor ranges from 1nH to 27 nH.
6. The antenna device according to claim 3, wherein a distance between the second ground portion and the passive component is less than or equal to 1 cm.
7. The antenna device according to claim 1, wherein the first tuning circuit comprises a fourth capacitor and a fourth switch connected in series; or,
the first tuning circuit comprises a fourth inductor and a fifth switch connected in series; or,
the first tuning circuit comprises a fifth capacitor and a fifth inductor which are connected in parallel, and a sixth switch which is respectively connected with the fifth capacitor and the fifth inductor, wherein the sixth switch is a single-pole double-throw switch or a double-pole double-throw switch.
8. The antenna device of claim 7, wherein the fourth capacitor has a capacitance value in the range of 0.1pF to 4 pF; the capacitance value range of the fifth capacitor is 0.1pF to 4 pF;
the inductance value of the fourth inductor ranges from 1nH to 27 nH; the inductance value of the fifth inductor ranges from 1nH to 27 nH.
9. A mobile terminal, characterized in that it has a seamless metal battery cover, the mobile terminal further comprising an antenna arrangement according to any of claims 1-8.
10. The mobile terminal according to claim 9, wherein a metal cover of the mobile terminal is provided with metal covering edges on a second edge and a third edge adjacent to the first edge;
the metal wrapping edge protrudes out of the plane or the arc surface where the metal battery cover is located.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514851.7A CN106098988A (en) | 2016-06-30 | 2016-06-30 | A kind of antenna assembly and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514851.7A CN106098988A (en) | 2016-06-30 | 2016-06-30 | A kind of antenna assembly and mobile terminal |
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| CN106098988A true CN106098988A (en) | 2016-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610514851.7A Pending CN106098988A (en) | 2016-06-30 | 2016-06-30 | A kind of antenna assembly and mobile terminal |
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| CN (1) | CN106098988A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106384886A (en) * | 2016-12-11 | 2017-02-08 | 杨明 | Electrical small loop antenna system in micro wireless sensor |
| CN106785429A (en) * | 2016-12-11 | 2017-05-31 | 杨明 | A kind of method of electric small loop antenna system sending signal in micro wireless sensor |
| CN107275770A (en) * | 2017-06-13 | 2017-10-20 | 捷开通讯(深圳)有限公司 | A kind of double frequency WIFI loop aerials and mobile terminal |
| CN108461907A (en) * | 2018-03-23 | 2018-08-28 | 北京小米移动软件有限公司 | Terminal device |
| CN109742511A (en) * | 2018-12-14 | 2019-05-10 | 惠州Tcl移动通信有限公司 | A kind of communication terminal and its antenna structure |
| CN111262015A (en) * | 2018-11-30 | 2020-06-09 | 北京小米移动软件有限公司 | Antenna and terminal equipment with same |
| CN111262016A (en) * | 2018-11-30 | 2020-06-09 | 北京小米移动软件有限公司 | Antenna and mobile terminal |
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| CN102683861A (en) * | 2011-03-07 | 2012-09-19 | 苹果公司 | Tunable loop antennas |
| CN103731176A (en) * | 2012-10-12 | 2014-04-16 | 宏碁股份有限公司 | Communication device |
| CN104425872A (en) * | 2013-08-26 | 2015-03-18 | 联想(北京)有限公司 | Antenna and electronic equipment |
| WO2015100654A1 (en) * | 2013-12-31 | 2015-07-09 | 华为终端有限公司 | Loop antenna and mobile terminal |
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| CN102683861A (en) * | 2011-03-07 | 2012-09-19 | 苹果公司 | Tunable loop antennas |
| CN103731176A (en) * | 2012-10-12 | 2014-04-16 | 宏碁股份有限公司 | Communication device |
| CN104425872A (en) * | 2013-08-26 | 2015-03-18 | 联想(北京)有限公司 | Antenna and electronic equipment |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106384886A (en) * | 2016-12-11 | 2017-02-08 | 杨明 | Electrical small loop antenna system in micro wireless sensor |
| CN106785429A (en) * | 2016-12-11 | 2017-05-31 | 杨明 | A kind of method of electric small loop antenna system sending signal in micro wireless sensor |
| CN107275770A (en) * | 2017-06-13 | 2017-10-20 | 捷开通讯(深圳)有限公司 | A kind of double frequency WIFI loop aerials and mobile terminal |
| CN108461907A (en) * | 2018-03-23 | 2018-08-28 | 北京小米移动软件有限公司 | Terminal device |
| CN111262015A (en) * | 2018-11-30 | 2020-06-09 | 北京小米移动软件有限公司 | Antenna and terminal equipment with same |
| CN111262016A (en) * | 2018-11-30 | 2020-06-09 | 北京小米移动软件有限公司 | Antenna and mobile terminal |
| CN109742511A (en) * | 2018-12-14 | 2019-05-10 | 惠州Tcl移动通信有限公司 | A kind of communication terminal and its antenna structure |
| CN109742511B (en) * | 2018-12-14 | 2021-01-26 | 惠州Tcl移动通信有限公司 | Mobile communication terminal and antenna structure thereof |
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Application publication date: 20161109 |
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| RJ01 | Rejection of invention patent application after publication |