CN205509000U - Antenna device - Google Patents
Antenna device Download PDFInfo
- Publication number
- CN205509000U CN205509000U CN201620164313.5U CN201620164313U CN205509000U CN 205509000 U CN205509000 U CN 205509000U CN 201620164313 U CN201620164313 U CN 201620164313U CN 205509000 U CN205509000 U CN 205509000U
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- antenna
- conductor portion
- decoupling
- decoupling circuit
- circuit
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Abstract
The utility model relates to an antenna device, antenna device include first conductor portion, second conductor portion and third conductor portion, metal casing formula structure as an organic whole, and the metal casing divides first conductor portion and second conductor portion into, and sets up the headroom district between first conductor portion and the second conductor portion for weaken the interference between the signal, third conductor portion is independent conductor, is located the internal portion of metal -back. Third conductor position is in the internal side of metal -back or hug closely the display screen and place or arrange on the PCB board. Through implementing the utility model discloses, need not to cut off or slot the first conductor portion in the antenna device to set first antenna, it is regional with the headroom of third antenna to need not to take the second antenna, also need not additionally to increase ba lun and realizes single ended signal to the conversion of differential signal, and simultaneously, this antenna device can also realize the electronic equipment reading and writing function of shell from beginning to end.
Description
Technical field
The utility model relates to technical field of electronic equipment, more particularly, it relates to a kind of antenna assembly.
Background technology
Near-field communication (Near Field Communication) apply, such as consumption swipe the card, mass transit card,
The application such as gate inhibition, ticket is increasingly extensive.Mobile phone, intelligent watch, panel computer, notebook computer simultaneously
As people's moment not from extension organ, increasing support near-field communication function.The most common
In metal shell mobile phone, main NFC solution has three classes:
NFC directly designs in plastic casing overlay area, and substantial amounts of plastic cement can be reserved in the upper and lower two ends of such mobile phone
Overlay area, affects outward appearance and feel；
NFC antenna is placed in metal shell inner surface, and this design can be with the use ensureing metal of high degree
Area, but the becket limit of camera is necessary to switch off, and this type of characteristic Design duplicates easily to people's product
Sensation, brand name recognition is the highest, and too much fluting element also affects the attractive in appearance of ID.
NFC relies on metal edge frame tuning, and this type of design is by frame length limitation, and winding inductance quantity is less than normal, past
Toward Card Reader performance requirement cannot be met, the label function of NFC can only be done, need to increase Boost IC chip
Strengthen by readwrite performance, in addition it is also necessary to increase balun (balun) and realize the change of single-ended-to-difference signal, lead
Cause NFC design cost to increase.Meanwhile, when NFC antenna designs with MIMO, GPS, WIFI shared antenna, every
Process from degree is a bigger difficult problem.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, it is provided that one
Plant antenna assembly.
The utility model solves its technical problem and be the technical scheme is that a kind of antenna assembly of structure,
Be applied to the terminal with metal shell, described antenna assembly include the first conductor portion, the second conductor portion
With the 3rd conductor portion, described metal shell is integral type structure, and described metal shell is divided into described first
Arrange clean between conductor portion and described second conductor portion, and described first conductor portion and described second conductor portion
Dead zone, the interference between attenuated signal；Described 3rd conductor portion is independent conductor, is positioned at metal-back
Internal portion.
Described antenna assembly includes that first antenna, described first antenna include: the first conductor portion, first day
Line interface, the 3rd conductor portion, the first decoupling circuit, the second decoupling circuit, wherein,
Described first conductor portion connects one end of described 3rd conductor portion, institute by described first decoupling circuit
The other end stating the 3rd conductor portion connects the first pin of described first antenna interface, and described first antenna connects
Second pin of mouth connects described first conductor portion by described second decoupling circuit.
In antenna assembly described in the utility model, also include that the second antenna, described second antenna include:
First conductor portion, the second conductor portion, the 3rd decoupling circuit, the 4th decoupling circuit, wherein,
Described first conductor portion by described 3rd decoupling circuit connect described second conductor portion, described first
Conductor portion connects described second antenna feed point by described 4th decoupling circuit；
Described second conductor portion ground connection.
In antenna assembly described in the utility model, also include that third antenna, described third antenna include:
First conductor portion, the second conductor portion, the 5th decoupling circuit, the 6th decoupling circuit, wherein,
Described first conductor portion by described 5th decoupling circuit connect described second conductor portion, described first
Conductor portion connects described third antenna feed point by described 6th decoupling circuit；
Described first antenna by described 3rd decoupling circuit and described 4th decoupling circuit with described second day
Line realizes low frequency decoupling,
Described first antenna by described 5th decoupling circuit and described 6th decoupling circuit with described 3rd day
Line realizes low frequency decoupling,
Described second antenna and described third antenna are by described first decoupling circuit and described second decoupling electricity
Road and described first antenna realize high frequency decoupling, make described first antenna, described second antenna and described
Third antenna shares described first conductor portion and does not interferes with each other.
Preferably, described first decoupling circuit is the first decoupling inductance L1, and described second decoupling circuit is
Two decoupling inductance L2, described 3rd decoupling circuit is the first decoupling capacitance C1, and described 4th decoupling circuit is
Second decoupling capacitance C2, described 5th decoupling circuit is the 3rd decoupling capacitance C3, described 6th decoupling circuit
It is the 4th decoupling capacitance C4.
Preferably, described 3rd conductor portion is one section of plain conductor or is one section of FPC or is
One section of printed circuit；Described 3rd conductor portion is positioned at inside described metal shell or is close to described metal shell
Place or be close to display screen and place or be arranged on pcb board.
Preferably, described first antenna is NFC antenna, and described first antenna interface is NFC antenna interface,
Described NFC antenna interface is connected with NFC chip.
Preferably, described second antenna is used as LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna
In one, or be used as any combination in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna
Multiplex antenna；Described third antenna is used as in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna
One, or be used as answering of any combination in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna
Use antenna；Described NFC antenna shares described first conductor portion with described second antenna and described third antenna.
Implement a kind of antenna assembly of the present utility model, have the advantages that by implementing this practicality
Novel, compared to existing antenna assembly, antenna assembly of the present utility model is without to described antenna assembly
In the first conductor portion carry out cutting off or slotting arranging described first antenna, it is not necessary to take the second antenna with
The empty regions of third antenna, realizes the single-ended signal conversion to differential signal without the extra balun that increases,
Meanwhile, this antenna assembly can also realize the read-write capability of electronic equipment front and rear casing.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the first embodiment of a kind of antenna assembly of the utility model；
Fig. 2 is the structural representation of the second embodiment of a kind of antenna assembly of the utility model.
Fig. 3 is the structural representation of the first antenna of a kind of antenna assembly of the utility model；
Detailed description of the invention
As it is shown in figure 1, be the first embodiment of a kind of antenna assembly of the utility model.
The open a kind of antenna assembly of the present embodiment, antenna assembly includes first conductor portion the 101, second conductor portion
104 and the 3rd conductor portion 105, metal shell is integral type structure, and metal shell is divided into the first conductor portion
101 and second conductor portion 104, and between the first conductor portion 101 and the second conductor portion 104, clearance zone is set
102, the interference between attenuated signal；3rd conductor portion 105 is independent conductor, is positioned at metal shell
Internal.The setting implemented by this, it is no longer necessary to metal shell is carried out cutting and separates, and at separation
Arrange non-metallic material to carry out processing every edge, affect metal shell attractive in appearance.
This antenna assembly includes first antenna, the second antenna and third antenna, first antenna, second day
Line and third antenna share the first conductor portion, avoid antenna by arranging decoupling circuit between antennas
Between interfere.Electronic equipment comprises conductor layer, and this conductor layer is divided into the first conductor by clearance zone 102
Portion 101 and the second conductor portion 104, also include other end independent conductor, the i.e. the 3rd conductor portion 105.
Antenna assembly includes that first antenna, first antenna include: the first conductor portion 101, first antenna interface
103, the 3rd conductor portion the 105, first decoupling circuit, the second decoupling circuit, wherein,
First conductor portion 101 connects one end of the 3rd conductor portion 105 by the first decoupling circuit, and the 3rd leads
The other end of body 105 connects the first pin of first antenna interface 103, first antenna interface 103
Second pin connects the first conductor portion 101 by the second decoupling circuit.
In the antenna assembly of the present embodiment, also include that the second antenna, the second antenna include: the first conductor
Portion's the 101, second conductor portion the 104, the 3rd decoupling circuit, the 4th decoupling circuit, wherein,
First conductor portion 101 connects the second conductor portion 104, the first conductor portion 101 by the 3rd decoupling circuit
The second antenna feed point is connected by the 4th decoupling circuit；
Second conductor portion 104 ground connection.
In the antenna assembly of the present embodiment, also including third antenna, third antenna includes: the first conductor
Portion's the 101, second conductor portion the 104, the 5th decoupling circuit, the 6th decoupling circuit, wherein,
First conductor portion 101 connects the second conductor portion 104, the first conductor portion 101 by the 5th decoupling circuit
Third antenna feed point is connected by the 6th decoupling circuit；
First antenna realizes low frequency decoupling by the 3rd decoupling circuit and the 4th decoupling circuit and the second antenna,
First antenna realizes low frequency decoupling by the 5th decoupling circuit and the 6th decoupling circuit with third antenna,
Second antenna and third antenna are realized with first antenna by the first decoupling circuit and the second decoupling circuit
High frequency decoupling, makes first antenna, the second antenna and third antenna share the first conductor portion 101 and the most mutual
Disturb mutually.
Preferably, the 3rd conductor portion 105 is one section of plain conductor or is one section of FPC or is
One section of printed circuit, or other can conductive material circuit, this is not limited by the utility model.
Preferably, first antenna is NFC antenna, and first antenna interface 103 is NFC antenna interface.
Preferably, metal shell is all-metal housing.
Preferably, first antenna is NFC antenna, and first antenna interface 103 is NFC antenna interface, NFC
Antennal interface is connected with NFC chip.
Preferably, during the second antenna is used as LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna
One, or it is used as the multiplexing of any combination in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna
Antenna；Third antenna is used as the one in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna,
Or it is used as the multiplex antenna of any combination in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna；
NFC antenna shares the first conductor portion 101 with the second antenna and third antenna.Such as, the second antenna is as LTE
Antenna, third antenna is as WIFI antenna；Or, the second antenna is as LTE antenna and the multiplexing of GPS
Antenna, third antenna is as LTE antenna and the multiplex antenna of WIFI antenna.It should be noted that this reality
Execute the multiplex antenna described in example to refer to the same antenna and can receive different signals, such as, when second simultaneously
When antenna is as the multiplex antenna of LTE antenna and GPS, the second antenna can receive LTE signal and GPS simultaneously
Signal.
Preferably, the 3rd conductor portion 105 is arranged on the inner side of casting of electronic device, or is close to electronic equipment
Housing is installed, or the display screen being close to electronic equipment is installed, or is arranged on pcb board, or electronic equipment
Other places being suitable for；For the guarantee of electronic equipment front and rear casing readwrite performance, preferential use is close to display
The processing mode that screen is placed.Preferably, casting of electronic device is metal material.
It should be noted that the first conductor portion, the second conductor portion and the 3rd conductor portion in the utility model
It is all the conductor of monoblock, is not wire coil loop or conductor loop.
As in figure 2 it is shown, be the second embodiment of a kind of antenna assembly of the utility model.
Preferably, the first decoupling circuit is the first decoupling inductance L1, and the second decoupling circuit is the second decoupling electricity
Sense L2, the 3rd decoupling circuit is the first decoupling capacitance C1, and the 4th decoupling circuit is the second decoupling capacitance C2,
5th decoupling circuit is the 3rd decoupling capacitance C3, and the 6th decoupling circuit is the 4th decoupling capacitance C4.
The open a kind of antenna assembly of the present embodiment, this antenna assembly include first antenna, the second antenna and
Third antenna, first antenna, the second antenna and third antenna share the first conductor portion, by antenna
Between decoupling circuit is set to avoid interfering between antenna.Electronic equipment comprises conductor layer, this conductor
Layer is divided into the first conductor portion 101 and the second conductor portion 104 by clearance zone 102, also includes that the other end is independently led
Body, the i.e. the 3rd conductor portion 105.
Antenna assembly includes that first antenna, first antenna include: the first conductor portion 101, first antenna interface
103, the 3rd conductor portion the 105, first decoupling inductance L1, the second decoupling inductance L2, wherein,
First conductor portion 101 connects one end of the 3rd conductor portion 105 by the first decoupling inductance L1, and the 3rd
The other end of conductor portion 105 connects the first pin of first antenna interface 103, first antenna interface 103
The second pin connect the first conductor portion 101 by the second decoupling inductance L2.
In the antenna assembly of the present embodiment, also include that the second antenna, the second antenna include: the first conductor
Portion the 101, second conductor portion the 104, first decoupling capacitance C1, the second decoupling capacitance C2, wherein,
First conductor portion 101 connects the second conductor portion 104, the first conductor portion by the first decoupling capacitance C1
101 connect the second antenna feed point by the second decoupling capacitance C2；
Second conductor portion 104 ground connection.
In the antenna assembly of the present embodiment, also including third antenna, third antenna includes: the first conductor
Portion the 101, second conductor portion the 104, the 3rd decoupling capacitance C3, the 4th decoupling capacitance C4, wherein,
First conductor portion 101 connects the second conductor portion 104, the first conductor portion by the 3rd decoupling capacitance C3
101 connect third antenna feed point by the 4th decoupling capacitance C4；
First antenna realizes low frequency by the first decoupling capacitance C1 and the second decoupling capacitance C2 and the second antenna
Decoupling,
First antenna realizes low frequency by the 3rd decoupling capacitance C3 and the 4th decoupling capacitance C4 with third antenna
Decoupling,
Second antenna and third antenna were by the first decoupling inductance L1 and the second decoupling inductance L2 and first day
Line realizes high frequency decoupling, makes first antenna, the second antenna and third antenna share the first conductor portion 101
And do not interfere with each other.
Preferably, the 3rd conductor portion 105 is one section of plain conductor or is one section of FPC or is
One section of printed circuit, or other can conductive material circuit, this is not limited by the utility model.
Preferably, first antenna is NFC antenna, and first antenna interface 103 is NFC antenna interface.
Preferably, the 3rd conductor portion 105 is arranged on the inner side of casting of electronic device, or is close to electronic equipment
Housing is installed, or the display screen being close to electronic equipment is installed, or is arranged on pcb board, or electronic equipment
Other places being suitable for；For the guarantee of electronic equipment front and rear casing readwrite performance, preferential use is close to display
The processing mode that screen is placed.Preferably, casting of electronic device be metal material or other can receive signal
Conductor.
As it is shown on figure 3, be the 3rd embodiment of a kind of antenna assembly of the utility model.
In the present embodiment, the shell of the electronic equipment of this antenna assembly application is technology housing, first day
Line is NFC antenna, and first antenna interface 103 is NFC antenna interface.
Such as, one based on all-metal housing mobile phone, NFC and principal communication antenna or WIFI, gps antenna
Shared antenna radiant body, then it is aided with special isolation circuit design, the most both can meet the normal reading of NFC
Write demand, nor affect on the radiation efficiency of other antennas, and mobile phone front and rear casing can be carried out read-write, greatly
Add greatly the facility of various occasion NFC read-write.
Specific implementation method is, by one section of traditional antenna (LTE main collection antenna/LTE diversity antenna suspended
/ GPS/WIFI) radiant body and another section of independent conductor, the i.e. the 3rd conductor portion 105 (can be one section of print
Brush circuit, it is also possible to be one section of plain conductor, it is also possible to be one section of FPC or other can conduct electricity material
Matter circuit) connect one closed circuit with little opening of formation, the two ends of loop opening and NFC chip
Two radio frequency delivery outlets be connected；In order to avoid NFC interferes with other frequency range function antennas, NFC
The decoupling circuit that can do necessity in feeder processes, and affects in order to avoid the grounding of antenna radiator simultaneously
The performance of NFC, also can use necessary electric capacity low frequency decoupling to process grounding；Independent conductor can be put
It is placed in the inner side of metallic mobile phone housing, metal shell can be close to and place, display screen can be close to and place,
Can also be arranged on PCB, for the guarantee of mobile phone front and rear casing readwrite performance, preferential use is close to display
The processing mode that screen is placed.
Compared to existing antenna assembly, antenna assembly of the present utility model is without in antenna assembly
One conductor portion carries out cutting off or slotting arranging first antenna, without taking the second antenna and third antenna
Empty regions.The single-ended signal conversion to differential signal is realized without additionally increasing balun (balun).
Meanwhile, this antenna assembly can also realize the read-write capability of mobile phone front and rear casing.
The utility model is also disclosed a kind of electronic equipment, and electronic equipment includes antenna assembly above and confession
Electricity circuit, antenna assembly is powered by these power supply circuits.
Above example only for technology of the present utility model design and feature are described, its object is to allow familiar
The personage of technique will appreciate that content of the present utility model and implements accordingly, can not limit this practicality
Novel protection domain.All impartial changes done with the utility model right and modification, all
The covering scope of the utility model claim should be belonged to.
Claims (10)
1. an antenna assembly, it is applied to the terminal with metal shell, it is characterized in that, described antenna assembly includes the first conductor portion (101), second conductor portion (104) and the 3rd conductor portion (105), described metal shell is integral type structure, described metal shell is divided into described first conductor portion (101) and described second conductor portion (104), between described first conductor portion (101) and described second conductor portion (104), clearance zone (102) is set, described 3rd conductor portion (105) is independent conductor and described 3rd conductor portion is positioned at inside described metal shell.
Antenna assembly the most according to claim 1, it is characterized in that, described antenna assembly includes first antenna, described first antenna includes: the first conductor portion (101), first antenna interface (103), the 3rd conductor portion (105), the first decoupling circuit, the second decoupling circuit, wherein
Described first conductor portion (101) connects one end of described 3rd conductor portion (105) by described first decoupling circuit, the other end of described 3rd conductor portion (105) connects the first pin of described first antenna interface (103), and the second pin of described first antenna interface (103) connects described first conductor portion (101) by described second decoupling circuit.
Antenna assembly the most according to claim 2, it is characterised in that also include that the second antenna, described second antenna include: the first conductor portion (101), the second conductor portion (104), the 3rd decoupling circuit, the 4th decoupling circuit, wherein,
Described first conductor portion (101) connects described second conductor portion (104) by described 3rd decoupling circuit, and described first conductor portion (101) connects described second antenna feed point by described 4th decoupling circuit；
Described second conductor portion (104) ground connection.
Antenna assembly the most according to claim 3, it is characterised in that also include that third antenna, described third antenna include: the first conductor portion (101), the second conductor portion (104), the 5th decoupling circuit, the 6th decoupling circuit, wherein,
Described first conductor portion (101) connects described second conductor portion (104) by described 5th decoupling circuit, and described first conductor portion (101) connects described third antenna feed point by described 6th decoupling circuit.
Antenna assembly the most according to claim 4, it is characterised in that
Described first antenna realizes low frequency decoupling by described 3rd decoupling circuit and described 4th decoupling circuit with described second antenna,
Described first antenna realizes low frequency decoupling by described 5th decoupling circuit and described 6th decoupling circuit with described third antenna,
Described second antenna and described third antenna realize high frequency decoupling by described first decoupling circuit and described second decoupling circuit with described first antenna, make described first antenna, described second antenna and described third antenna share described first conductor portion (101) and not interfere with each other.
Antenna assembly the most according to claim 5, it is characterized in that, described first decoupling circuit is the first decoupling inductance L1, described second decoupling circuit is the second decoupling inductance L2, described 3rd decoupling circuit is the first decoupling capacitance C1, described 4th decoupling circuit is the second decoupling capacitance C2, and described 5th decoupling circuit is the 3rd decoupling capacitance C3, and described 6th decoupling circuit is the 4th decoupling capacitance C4.
Antenna assembly the most according to claim 5, it is characterised in that described 3rd conductor portion (105) is one section of plain conductor or is one section of FPC or is one section of printed circuit.
Antenna assembly the most according to claim 7, it is characterised in that described 3rd conductor portion (105) is positioned at inside described metal shell or is close to described metal shell places or is close to display screen placement or is arranged on pcb board.
Antenna assembly the most according to claim 7, it is characterised in that described first antenna is NFC antenna, described first antenna interface (103) is NFC antenna interface, and described NFC antenna interface is connected with NFC chip.
Antenna assembly the most according to claim 9, it is characterized in that, described second antenna is used as the one in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna, or is used as the multiplex antenna of any combination in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna；Described third antenna is used as the one in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna, or is used as the multiplex antenna of any combination in LTE antenna, WIFI antenna, gps antenna, Bluetooth antenna；Described NFC antenna shares described first conductor portion (101) with described second antenna and described third antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620164313.5U CN205509000U (en) | 2016-03-03 | 2016-03-03 | Antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620164313.5U CN205509000U (en) | 2016-03-03 | 2016-03-03 | Antenna device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205509000U true CN205509000U (en) | 2016-08-24 |
Family
ID=56727776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620164313.5U Active CN205509000U (en) | 2016-03-03 | 2016-03-03 | Antenna device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205509000U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887676A (en) * | 2017-02-13 | 2017-06-23 | 联想(北京)有限公司 | A kind of electronic equipment |
| CN108288753A (en) * | 2017-10-27 | 2018-07-17 | 珠海市魅族科技有限公司 | Antenna module and terminal device |
| CN108288754A (en) * | 2017-10-27 | 2018-07-17 | 珠海市魅族科技有限公司 | Antenna module and terminal device |
| CN109286076A (en) * | 2017-07-20 | 2019-01-29 | 苹果公司 | Adjustable multi-input/output antenna structure |
| CN110137681A (en) * | 2019-05-08 | 2019-08-16 | 清华大学 | A kind of broadband 5G MIMO antenna for mobile phone of capacitor-decoupling |
| CN112449035A (en) * | 2019-08-30 | 2021-03-05 | Oppo广东移动通信有限公司 | Electronic device |
| CN112448143A (en) * | 2019-08-30 | 2021-03-05 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
| CN112448142A (en) * | 2019-08-30 | 2021-03-05 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
-
2016
- 2016-03-03 CN CN201620164313.5U patent/CN205509000U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887676A (en) * | 2017-02-13 | 2017-06-23 | 联想(北京)有限公司 | A kind of electronic equipment |
| CN109286076A (en) * | 2017-07-20 | 2019-01-29 | 苹果公司 | Adjustable multi-input/output antenna structure |
| CN108288753A (en) * | 2017-10-27 | 2018-07-17 | 珠海市魅族科技有限公司 | Antenna module and terminal device |
| CN108288754A (en) * | 2017-10-27 | 2018-07-17 | 珠海市魅族科技有限公司 | Antenna module and terminal device |
| CN110137681A (en) * | 2019-05-08 | 2019-08-16 | 清华大学 | A kind of broadband 5G MIMO antenna for mobile phone of capacitor-decoupling |
| CN112449035A (en) * | 2019-08-30 | 2021-03-05 | Oppo广东移动通信有限公司 | Electronic device |
| CN112448143A (en) * | 2019-08-30 | 2021-03-05 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
| CN112448142A (en) * | 2019-08-30 | 2021-03-05 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
| US11848506B2 (en) | 2019-08-30 | 2023-12-19 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Antenna apparatus and electronic device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |