CN105119049B - A kind of antenna system and communication electronic equipment - Google Patents
A kind of antenna system and communication electronic equipment Download PDFInfo
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- CN105119049B CN105119049B CN201510492990.XA CN201510492990A CN105119049B CN 105119049 B CN105119049 B CN 105119049B CN 201510492990 A CN201510492990 A CN 201510492990A CN 105119049 B CN105119049 B CN 105119049B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
This application discloses a kind of antenna system and communication electronic equipment, antenna system includes：The metal shell and WBG three-in-one antennas being arranged in metal shell, main ground metallic plate and radio-frequency signal source；Metal shell includes：First area, second area and what is be arranged between first area and second area crack；WBG three-in-one antennas are arranged in the bottom of metal shell, are located at first area；There is the first couple feed gap between WBG three-in-one antennas and the first side wall, there is the second couple feed gap between second sidewall；Second sidewall, which is parallel to, cracks, and is located at the first area；The first side wall and second sidewall are the adjacent two side of metal shell；Main ground metallic plate is arranged in the bottom of metal shell, and on the direction perpendicular to the bottom of the metal shell, and projection of the main ground metallic plate with WBG three-in-one antennas in bottom does not overlap.The application improves radiation efficiency, the consistency and better reliability that signal transmits.
Description
Technical field
The present invention relates to fields of communication technology, more specifically, being related to a kind of antenna system and communication electronic equipment.
Background technology
Radio transmitter is transported to antenna as radio-frequency signal source, the radiofrequency signal of output by feeder line, traditional thread binding by day
It sets and is radiate with electromagnetic wave.After electromagnetic wave reaches reception place, by antenna next, and being transported to wirelessly by feeder line
Electric receiver.As it can be seen that antenna is an important radio component of communication electronic equipment electromagnetic wave for transmitting and receiving, do not have
Antenna is just without radio communication.
Since there is metal shell preferable touch texture and stronger mechanical property, more and more electronic equipments to become
It is packaged protection in use metal shell.But metal shell has electromagnetic shielding characteristic, leads to the radiation efficiency of antenna
It is relatively low.
Invention content
To solve the above-mentioned problems, the present invention provides a kind of antenna system and communication electronic equipment, antenna is improved
Radiation efficiency.
To achieve the goals above, the present invention provides the following technical solutions：
A kind of antenna system, is used for communication electronic equipment, which includes：Metal shell and setting are in the gold
Belong to WBG three-in-one antennas, main ground metallic plate and the radio-frequency signal source in shell；
The metal shell includes：First area, second area and setting are in the first area and described second
Cracking between region；
The WBG three-in-one antennas are arranged in the bottom of the metal shell, and are located at the first area；The WBG
There is the first couple feed gap, between the second couple feed between second sidewall between three-in-one antenna and the first side wall
Gap；Wherein, the second sidewall be parallel to it is described crack, and be located at the first area；The first side wall and described second
Side wall is the adjacent two side of the metal shell；
The main ground metallic plate is arranged in the bottom of the metal shell, and perpendicular to the bottom of the metal shell
On direction, projection of the main ground metallic plate with the WBG three-in-one antennas in the bottom of the metal shell does not overlap.
Preferably, in above-mentioned antenna system, the WBG three-in-one antennas include：First distributing point and first antenna
Cabling；The first antenna cabling includes：First coupling gap of connection and the second coupling gap；Form first coupling
First high-frequency branch in gap；The described second the second high-frequency branch for coupling gap is formed between first high-frequency branch；
First distributing point is arranged between the first antenna cabling and the bottom of the metal shell, for connecting
The radio-frequency signal source；
First high-frequency branch surrounds first distributing point, and described in the first end connection of first high-frequency branch
First distributing point, second end connect second high-frequency branch.
Preferably, described to crack including the first area opposite with the WBG three-in-one antennas in above-mentioned antenna system
It cracks；The length range that the first area is cracked is 15mm-30mm, including endpoint value.
Preferably, in above-mentioned antenna system, further include：LTE antenna in the metal shell is set；
The LTE antenna is arranged in the bottom of the metal shell, and is located at the first area；Perpendicular to the gold
On the direction for belonging to the bottom of shell, the LTE antenna and the main ground metallic plate the bottom of the metal shell projection not
It is overlapping；
There is third couple feed gap between the LTE antenna and the second sidewall；Have between third side wall
4th couple feed gap；Wherein, the third side wall is another adjacent side wall of the second sidewall.
Preferably, in above-mentioned antenna system, the LTE antenna includes：Second distributing point and the second antenna cabling；Institute
Stating the second antenna cabling includes：Third high-frequency branch and the 4th high-frequency branch；
Second distributing point is located at the junction of the third high-frequency branch and the 4th high-frequency branch；Described
Two distributing points are arranged between second antenna cabling and the bottom of the metal shell, for connecting the radiofrequency signal
Source；
The third high-frequency branch is parallel to the second sidewall and extends；
4th high-frequency branch includes：The first segment and the parallel third side wall that the parallel second sidewall extends
The second segment of extension；Described first segment one end connects the third high-frequency branch, and the other end connects the second segment.
Preferably, in above-mentioned antenna system, described crack is cracked including the second area opposite with the LTE antenna；
The length range that the second area cracks is 10mm-30mm, including endpoint value.
Preferably, in above-mentioned antenna system, further include：Becket, the becket surround the four of the metal shell
All side walls；And the becket has the opening filled with megohmite insulant.
Preferably, in above-mentioned antenna system, the opening includes：Opposite with described one end of cracking the first opening and
With the second opening of the other end setting of cracking.
Preferably, in above-mentioned antenna system, insulating layer is provided between the metal shell and the main ground metallic plate；
Wherein, main ground metallic plate one end opposite with the second sidewall passes through metal side connecting points and described second
Side wall is electrically connected.
The present invention also provides a kind of communication electronic equipment, which includes：Day described in any one of the above embodiments
Linear system is united.
Preferably, in above-mentioned communication electronic equipment, the communication electronic equipment is mobile phone；
The first area of the metal shell of the antenna system is used to be arranged the receiver of mobile phone.
By foregoing description it is found that antenna system provided by the invention includes：Metal shell and setting are in the metal
WBG three-in-one antennas, main ground metallic plate in shell and radio-frequency signal source；The metal shell includes：First area, second
Region and cracking between the first area and the second area is set；The WBG three-in-one antennas setting exists
The bottom of the metal shell, and it is located at the first area；Have first between the WBG three-in-one antennas and the first side wall
Couple feed gap has the second couple feed gap between second sidewall；Wherein, the second sidewall is parallel to described open
Seam, and it is located at the first area；The first side wall and the second sidewall are the adjacent two side of the metal shell；Institute
It states main ground metallic plate to be arranged in the bottom of the metal shell, and on the direction perpendicular to the bottom of the metal shell, institute
Projection of the main ground metallic plate with the WBG three-in-one antennas in the bottom of the metal shell is stated not overlap.
In antenna system of the present invention, it can be coupled by first between the WBG three-in-one antennas and metal shell
The radiation efficiency of the antenna is improved in feeding gap and the second couple feed gap using metal shell as radiator.Meanwhile
Due to carrying out signal radiation by coupling feed way between WBG three-in-one antennas and metal shell, relative to physics such as shrapnels
The connection type of contact carries out signal radiation, the consistency and better reliability that signal transmits.Communication electricity provided by the invention
Sub- equipment has the antenna system, therefore has preferable signal radiation efficiency, and the consistency transmitted of signal and reliable
Property is more preferable.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of traditional antenna system with three-stage metal shell；
Fig. 2 is a kind of structural schematic diagram of antenna system provided by the embodiments of the present application；
Fig. 3 is the partial enlarged view of the first area of Fig. 2；
Fig. 4 is the partial enlarged view of the second area of Fig. 2；
Fig. 5 is the couple feed principle schematic of antenna system described in the embodiment of the present application；
Fig. 6 is the corresponding S parameter of WBG three-in-one antennas (echo damage) test waves in antenna system described in the embodiment of the present application
Shape figure；
Fig. 7 is the corresponding S parameter of LTE antenna (echo damage) test waveform figure in antenna system described in the embodiment of the present application；
Fig. 8 is a kind of structural schematic diagram of communication electronic equipment provided by the embodiments of the present application.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
With reference to figure 1, Fig. 1 is the structural schematic diagram of traditional antenna system with three-stage metal shell, the aerial system
System includes：Metal shell 1, PCB main board 2, antenna, distributing point 3 and distributing point 4.
The tool of the metal shell 2 is there are two cracking, and it is three sections that the metal shell 2, which is divided, and the metal shell 2 includes：
First metal shell 11, the second metal shell 12 and third metal shell 13.The antenna includes being arranged in first gold medal
Belong to the antenna branch 1 on 11 surface of outer housing and the antenna branch 26 on 13 surface of third metal shell body is set.It
Line branch 1 and antenna branch 26 are connect by antenna connector with the radio-frequency signal source of PCB main board 2.Outside first metal
Distributing point 3, third metal shell body 13 and the second metal shell body 12 are provided between shell 11 and the second metal shell body 12
Between be provided with distributing point 4.By the position Regulate signal frequency range for adjusting distributing point 3 and distributing point 4.
In the antenna system of traditional three-stage metal shell, antenna branch 1 and antenna branch 26 are by can
Mobile distributing point connects metal shell.Generally using metal clips as distributing point.But the contact of metal clips is not
It is good, cause the signal radiation consistency of antenna system and reliability poor, while radiation efficiency is relatively low.
To solve the above-mentioned problems, the embodiment of the present application provides a kind of antenna system, with reference to figure 2- Fig. 4.Fig. 2 is this Shen
Please embodiment provide a kind of antenna system structural schematic diagram, Fig. 3 be Fig. 2 first area partial enlarged view, Fig. 4 be figure
The partial enlarged view of 2 second area.
The antenna system includes：Metal shell 21 and the WBG three-in-one antennas 22 being arranged in the metal shell 21,
Main ground metallic plate 23 and radio-frequency signal source 24.Wherein, the metal shell 21 includes：First area 211, second area 212
And what is be arranged between the first area 211 and the second area 212 cracks 213.The WBG three-in-one antennas 22
As BT (bluetooth), WIFI, GPS three-in-one antenna.
The WBG three-in-one antennas 22 are arranged in the bottom of the metal shell 21, and are located at the first area 211；
There is the first couple feed gap b1, B2 has between second sidewall between the WBG three-in-one antennas 22 and the first side wall B1
There is the second couple feed gap b2.Wherein, the second sidewall B2 be parallel to it is described crack 213, and be located at the first area
211；The first side wall B1 and the second sidewall B2 are the adjacent two side of the metal shell 21.The embodiment of the present application
In, each couple feed gap refers both to the distance between corresponding two objects.
The main ground metallic plate 23 is arranged in the bottom of the metal shell 21, and perpendicular to the bottom of the metal shell
On the direction in portion, the main ground metallic plate 23 and the WBG three-in-one antennas 22 the bottom of the metal shell projection not
It is overlapping.
The WBG three-in-one antennas 22 include：First distributing point D1 and first antenna cabling 221.The first antenna
Cabling 221 includes：First coupling gap f1 of connection and the second coupling gap f2；Form the of the first coupling gap f1
One high-frequency branch T1；The described second the second high-frequency branch T2 for coupling gap f2 is formed between the first high-frequency branch T1.
The first high-frequency branch T1 and the first side wall B1 forms first couple feed gap b1, is formed with the second sidewall B2
Second couple feed gap b2.
The first distributing point D1 is arranged between the first antenna cabling 221 and the bottom of the metal shell, uses
In connecting the radio-frequency signal source 24.Radio-frequency signal source 24 is arranged in main ground metallic plate 23 towards the surface of metal shell 31.Institute
It states the first high-frequency branch T1 and surrounds the first distributing point D1, and the first end connection described first of the first high-frequency branch T1
Distributing point D1, second end connect the second high-frequency branch T2.
The first distributing point D1 has support construction, is used to support the first antenna cabling 221 so that described first
There is coupling gap so that outside first antenna cabling 221 and metal between antenna cabling 221 and the bottom of the metal shell 21
The bottom of shell 21 couples, and is coupled with main ground metallic plate 23, increases coupling area, and then increase stiffness of coupling, improves radiator
Radiation intensity, improve radiation efficiency.
Described crack 213 includes that the first area opposite with the WBG three-in-one antennas is cracked k1.It opens the first area
The length range for stitching k1 is 15mm-30mm, including endpoint value.WBG can be adjusted by adjusting the crack length of k1 of first area
The frequency range of three-in-one antenna.
The WBG three-in-one antennas 22 are arranged in the main ground metallic plate 23, the first side wall B1 and second sidewall B2 shapes
At empty regions 31 in.Empty regions 31 at least meet 10mm*15mm, i.e. length in its side's X-axis is not less than 10mm, Y-axis
On length be not less than 15mm.
The WBG three-in-one antennas 22 in X-axis at a distance from 23 opposite segments of main ground metallic plate be d1, in Y-axis
Upper is d2 at a distance from 23 opposite segments of main ground metallic plate.
Using antenna system described in the embodiment of the present application, the WBG three-in-one antennas 22 can meet very well GPS, BT with
And frequency range needed for WIFI2.4GHZ.
It is coupled due to all having feed point between WBG three-in-one antennas 22 and the first side wall B1, second sidewall B2 and bottom
Therefore gap can adjust the frequency range of antenna by the length active antenna of adjusting k1, b1, b2, d1 and d2 so that
WBG three-in-one antennas 22 have wider wave band.
The antenna system further includes：The day LTE (Long Term Evolution) being arranged in the metal shell 21
Line 25.The LTE antenna 25 is arranged in the bottom of the metal shell 21, and is located at the first area 211；Perpendicular to institute
On the direction for stating the bottom of metal shell 21, the LTE antenna 25 is with the main ground metallic plate 23 in the metal shell 21
The projection of bottom does not overlap.
There is third couple feed gap b3 between the LTE antenna 25 and the second sidewall B2；With third side wall B3
Between have the 4th couple feed gap b4.Wherein, the third side wall B3 is another adjacent side walls of the second sidewall B2.
The LTE antenna 25 includes：Second distributing point D2 and the second antenna cabling 251；Second antenna cabling 251
Including：Third high-frequency branch T3 and the 4th high-frequency branch T4.
The second distributing point D2 is located at the junction of the third high-frequency branch T3 and the 4th high-frequency branch T4.
The second distributing point D2 is arranged between second antenna cabling 251 and the bottom of the metal shell, for connecting
State radio-frequency signal source 24.
The second distributing point D2 has support construction, is used to support second antenna cabling 251 so that described second
There is coupling gap so that outside the second antenna cabling 251 and metal between antenna cabling 251 and the bottom of the metal shell 21
The bottom of shell 21 couples, and is coupled with main ground metallic plate 23, increases coupling area, and then increase stiffness of coupling, improves radiator
Radiation intensity, improve radiation efficiency.
The third high-frequency branch T3 is parallel to the second sidewall and extends B2.The 4th high-frequency branch T4 includes：It is flat
The second segment T42 that the first segment T41 and the parallel third side wall B3 that the row second sidewall B2 extends extend.Described first
The one end section T41 connects the third high-frequency branch T2, and the other end connects the second segment T42.
Optionally, described crack 213 further includes that the second area opposite with the LTE antenna 25 cracks k2.Described second
The crack length range of k2 of region is 10mm-30mm, including endpoint value.It can be adjusted by adjusting the crack length of k2 of second area
The frequency range of whole LTE antenna.
The LTE antenna 25 in X-axis at a distance from the main ground metallic plate 23 be d3, in Y-axis with it is described it is main ground gold
The distance for belonging to plate 23 is d4.
Using antenna system described in the embodiment of the present application, the signal frequency range that the LTE antenna 25 can radiate is
1.7GHZ-2.3GHZ and 2.3GHZ-2.8GHZ, including endpoint value.Wherein, third high-frequency branch T3 can correspond to the signal of realization
Frequency range is 2.3GHZ-2.8GHZ, and the length by adjusting third high-frequency branch T3 can adjust frequency range.4th high frequency
The signal frequency range that branch T4 and k2 can correspond to realization is 1.7GHZ-2.3GHZ, by the length for adjusting the 4th high-frequency branch T4
Degree and k2 length can adjust frequency range.
Due to all having feed point between LTE antenna 25 and the bottom of second sidewall B2, third side wall B3 and metal shell
Therefore coupling gap can be adjusted the frequency range of antenna, made by the length active antenna of adjusting b3, b4, d3 and d4
Obtaining LTE antenna 25 has wider wave band.
In XY coordinate systems shown in Fig. 2, the bottom of the metal shell 21 is parallel to X/Y plane.It is described crack it is 213 parallel
In X-axis.The first side wall B1 and third side wall B3 is the opposite two side walls of the metal shell 21, and the two is flat
Row is in Y-axis.The second sidewall B2 is parallel to X-axis, and one end connects the first side wall B1, and the other end connects the third side wall
B3。
In order to increase mechanical strength and radiation efficiency, the antenna system further includes：Becket, the becket surround
The surrounding side wall of the metal shell；And the becket has the opening filled with megohmite insulant.Optionally, the opening packet
It includes：First opening opposite with described one end of cracking and the second opening with the other end setting of cracking.
It is provided with insulating layer between the metal shell 21 and the main ground metallic plate 23.As shown in Figure 2, wherein described
Metallic plate one end opposite with the second sidewall B2 in main ground is electrically connected by metal side connecting points 00 with the second sidewall B2.
The second sidewall B2 is electrically connected with the main ground metallic plate 23 by the metal side connecting points 00, can make the day
The radiator of line includes the main ground metallic plate 23, further increases radiation efficiency.
WBG three-in-one antennas/LTE antenna be with two adjacent walls of metal shell have couple feed gap, and
There is couple feed gap with metal shell bottom, the couple feed principle of the two can be as shown in Figure 5.
With reference to figure 5, Fig. 5 is the couple feed principle schematic of antenna system described in the embodiment of the present application.Face A and face B
Two adjacent walls of metal shell can be equivalent to, face C can be equivalent to the bottom of metal shell.WBG three-in-one antennas/
Having to have between couple feed gap 51, with face B between LTE antenna and face A has between couple feed gap 52, with face C
Couple feed gap 53.WBG three-in-one antennas/LTE antenna can pass through corresponding coupling between three metal coverings of neighbour
Feeding gap generates close coupling, achievees the purpose that couple feed, realizes the radiation of signal, improves radiation efficiency.
In antenna system described in the embodiment of the present application, WBG three-in-one antennas and LTE antenna, the equal position of the two are set when simultaneously
In the first area of metal shell.When preparing communication electronic equipment using the antenna system, it is only necessary to using first area as
Non- portion of the handle can decay, you can damage, ensure to avoid hand to avoid due to signal caused by hand-held electronic antenna corresponding region
The radiation efficiency of signal.
In metal shell 21, first area 211 can be the two parts detached with second area 212, solid by fixing piece
It is fixed.Alternatively, can be integrally formed structures, by crack to be formed it is local crack, fix without fixing piece, locally open at this time
Being connected and fixed for the two may be implemented in the part that do not crack between first area 211 and second area 212 when seam, while outside metal
Shell has preferable mechanical strength.
Optionally, in the embodiment of the present application, the range in each couple feed gap is 0.5mm-2mm, including endpoint value, excellent
Choosing setting coupling gap range is 1mm, and stiffness of coupling is preferable at this time.
The antenna system realizes the radiation of signal by way of couple feed, convenient for design antenna structure, position with
And frequency bandwidth, manufacture difficulty is reduced, reliability is improved.
With reference to figure 6, Fig. 6 is the corresponding S parameter (echo of WBG three-in-one antennas in antenna system described in the embodiment of the present application
Damage) test waveform figure, it will be appreciated from fig. 6 that frequency coverage can be met the requirements and better performances.
In Fig. 6, abscissa is frequency, and unit GHZ, ordinate is echo damage, unit dB.In Fig. 6, four points are shown
Coordinate, point 1 coordinate be (1.5700000, -16.753), point 2 coordinates be (1.5800000, -13.939), point 3 coordinates be
(2.4000000, -5.7133), 4 coordinates of point are (2.5000000, -7.6476).It can be seen that in the corresponding wave band of a four points,
Echo damage is less than -5dB, and the echo for meeting antenna in corresponding wave band damages performance requirement.
With reference to figure 7, Fig. 7 is that the corresponding S parameter of LTE antenna (echo damage) is tested in antenna system described in the embodiment of the present application
Oscillogram, as shown in Figure 7, frequency coverage can be met the requirements and better performances.
In Fig. 7, abscissa is frequency, and unit GHZ, ordinate is echo damage, and unit calls dB.In Fig. 7, six points are shown
Coordinate, point 1 coordinate be (1.7100000, -8.3971), point 2 coordinates be (2.1700000, -7.9451), point 3 coordinates be
(2.3000000, -7.6215), point 4 coordinates be (2.4000000, -7.6195), point 5 coordinates be (2.5000000, -
9.1313), 6 coordinates of point are (2.6900000, -6.5015).It can be seen that in the corresponding wave band of six points, echo damage is less than-
5dB, the echo for meeting antenna in corresponding wave band damage performance requirement.
Experimental test is carried out by the radiation effect to setting frequency range, the signal radiation electric current of metal shell surface mainly collects
In near the cracking of metal shell, human hand uses the loss (hand damage) and patch ear call of signal when may make hand held terminal
The number of people is smaller to the loss (head damage) of signal when electronic equipment with the antenna system, ensure that signal radiation efficiency.
The bottom of the metal shell can be rectangle or round rectangle.In the embodiment of the present application diagram, with the gold
The bottom for belonging to shell is that round rectangle is illustrated.The WBG three-in-one antennas are arranged the first of the metal shell
One vertex in region makes in order to make WBG three-in-one antennas have larger coupling area with metal shell side side wall
It is stronger to obtain coupling effect.Another vertex in the first area of the metal shell is arranged in the LTE antenna, in order to make
Obtaining WBG three-in-one antennas and metal shell side side wall has larger coupling area so that coupling effect is stronger.
By foregoing description it is found that antenna system described in the embodiment of the present application can by the first couple feed gap and
The radiation efficiency of the antenna is improved using metal shell as radiator in the second couple feed gap.Simultaneously as WBG tri- is closed
Signal radiation, the connection side relative to physical contacts such as shrapnels are carried out by coupling feed way between one antenna and metal shell
Formula carries out signal radiation, the consistency and better reliability that signal transmits.
Another embodiment of the present invention additionally provides a kind of communication electronic equipment, and with reference to figure 8, Fig. 8 carries for the embodiment of the present application
A kind of structural schematic diagram of the communication electronic equipment supplied, communication electronic equipment 71 described in Fig. 8 include antenna system.The aerial system
System is the antenna system described in above-described embodiment.After the metal shell of the antenna system is the metal of the communication electronic equipment
Shell.
Communication electronic equipment 71 shown in Fig. 8 is illustrated by taking mobile phone as an example.When the communication electronic equipment 71 is mobile phone, mobile phone
Using metal rear shell, the metal shell of the antenna system is the metal rear shell of mobile phone.
The first area of the metal shell of the antenna system is used to be arranged the receiver of mobile phone, in this way so that WBG is three-in-one
Antenna, LTE antenna are respectively positioned on the upper end of mobile phone, are accustomed to according to mobile communication, user hold mobile phone lower end, can to avoid with
The signal caused by holding is decayed, and the radiation efficiency of antenna is further ensured.
The communication electronic equipment is imitated using antenna system described in above-described embodiment, therefore with preferable signal radiation
Rate, and the consistency and better reliability that signal transmits.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (10)
1. a kind of antenna system is used for communication electronic equipment, which is characterized in that including：Metal shell and setting are in the gold
Belong to WBG three-in-one antennas, main ground metallic plate and the radio-frequency signal source in shell；
The metal shell includes：First area, second area and setting are in the first area and the second area
Between crack；
The WBG three-in-one antennas are arranged in the bottom of the metal shell, and are located at the first area；The WBG tri- is closed
There is the first couple feed gap between one antenna and the first side wall, there is the second couple feed gap between second sidewall；
Wherein, the second sidewall be parallel to it is described crack, and be located at the first area；The first side wall and the second sidewall
For the adjacent two side of the metal shell；
The main ground metallic plate is arranged in the bottom of the metal shell, and in the direction perpendicular to the bottom of the metal shell
On, projection of the main ground metallic plate with the WBG three-in-one antennas in the bottom of the metal shell does not overlap；
Wherein, the WBG three-in-one antennas include：First distributing point and first antenna cabling；The first antenna cabling packet
It includes：First coupling gap of connection and the second coupling gap；Form first high-frequency branch in first coupling gap；With institute
State the second high-frequency branch that second coupling gap is formed between the first high-frequency branch；
First distributing point is arranged between the first antenna cabling and the bottom of the metal shell, described for connecting
Radio-frequency signal source；
First high-frequency branch surrounds first distributing point, and the first end connection described first of first high-frequency branch
Distributing point, second end connect second high-frequency branch；
Wherein, first distributing point has support construction, is used to support the first antenna cabling so that the first antenna
There is coupling gap so that the bottom coupling of first antenna cabling and metal shell between cabling and the bottom of the metal shell
It closes, and is coupled with the main ground metallic plate, to increase coupling area, increase stiffness of coupling, improve the radiation intensity of radiator；
Wherein, the frequency range of the length adjustment WBG three-in-one antennas to crack by adjusting first area.
2. antenna system according to claim 1, which is characterized in that it is described crack including with the WBG three-in-one antennas
It cracks opposite first area；The length range that the first area is cracked is 15mm-30mm, including endpoint value.
3. antenna system according to claim 1, which is characterized in that further include：LTE in the metal shell is set
Antenna；
The LTE antenna is arranged in the bottom of the metal shell, and is located at the first area；Outside the metal
On the direction of the bottom of shell, projection of the LTE antenna with the main ground metallic plate in the bottom of the metal shell does not overlap；
There is third couple feed gap between the LTE antenna and the second sidewall；Have the 4th between third side wall
Couple feed gap；Wherein, the third side wall is another adjacent side wall of the second sidewall.
4. antenna system according to claim 3, which is characterized in that the LTE antenna includes：Second distributing point and
Two antenna cablings；Second antenna cabling includes：Third high-frequency branch and the 4th high-frequency branch；
Second distributing point is located at the junction of the third high-frequency branch and the 4th high-frequency branch；Second feedback
Electricity point is arranged between second antenna cabling and the bottom of the metal shell, for connecting the radio-frequency signal source；
The third high-frequency branch is parallel to the second sidewall and extends；
4th high-frequency branch includes：The first segment and the parallel third side wall that the parallel second sidewall extends extend
Second segment；Described first segment one end connects the third high-frequency branch, and the other end connects the second segment.
5. antenna system according to claim 4, which is characterized in that described to crack including opposite with the LTE antenna
Second area cracks；The length range that the second area cracks is 10mm-30mm, including endpoint value.
6. antenna system according to claim 1, which is characterized in that further include：Becket, described in the becket surrounds
The surrounding side wall of metal shell；And the becket has the opening filled with megohmite insulant.
7. antenna system according to claim 6, which is characterized in that the opening includes：It is opposite with described one end of cracking
First opening and with it is described crack the other end setting second opening.
8. according to claim 1-7 any one of them antenna systems, which is characterized in that the metal shell and the main ground gold
It is provided with insulating layer between category plate；
Wherein, main ground metallic plate one end opposite with the second sidewall passes through metal side connecting points and the second sidewall
Electrical connection.
9. a kind of communication electronic equipment, which is characterized in that including：Antenna system as described in any one in claim 1-5.
10. communication electronic equipment according to claim 9, which is characterized in that the communication electronic equipment is mobile phone；
The first area of the metal shell of the antenna system is used to be arranged the receiver of mobile phone.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510492990.XA CN105119049B (en) | 2015-08-12 | 2015-08-12 | A kind of antenna system and communication electronic equipment |
| PCT/CN2015/091372 WO2017024670A1 (en) | 2015-08-12 | 2015-09-30 | Antenna system and communication electronic device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510492990.XA CN105119049B (en) | 2015-08-12 | 2015-08-12 | A kind of antenna system and communication electronic equipment |
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| CN105119049A CN105119049A (en) | 2015-12-02 |
| CN105119049B true CN105119049B (en) | 2018-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510492990.XA Active CN105119049B (en) | 2015-08-12 | 2015-08-12 | A kind of antenna system and communication electronic equipment |
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| Country | Link |
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| CN (1) | CN105119049B (en) |
| WO (1) | WO2017024670A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129616B (en) * | 2016-07-20 | 2019-03-26 | 瑞声精密制造科技(常州)有限公司 | The electronic equipment of antenna system and the application system |
| CN106252888A (en) * | 2016-07-29 | 2016-12-21 | 宇龙计算机通信科技(深圳)有限公司 | A kind of antenna system, terminal and antenna band method of adjustment |
| CN106785348B (en) * | 2016-11-30 | 2019-10-25 | 北京小米移动软件有限公司 | Antenna structure and terminal device |
| CN106921024B (en) * | 2017-01-19 | 2020-02-18 | 瑞声科技(新加坡)有限公司 | Antenna system and mobile terminal |
| CN106992355A (en) * | 2017-01-19 | 2017-07-28 | 瑞声科技(新加坡)有限公司 | Antenna system and mobile terminal |
| CN110829030A (en) * | 2018-08-10 | 2020-02-21 | 珠海市魅族科技有限公司 | Antenna assembly and mobile terminal |
| CN109546291B (en) * | 2019-01-04 | 2024-07-12 | 东莞市仁丰电子科技有限公司 | 5GNR multiband antenna |
| CN113594694B (en) * | 2021-07-30 | 2022-10-25 | 联想(北京)有限公司 | Electronic device |
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- 2015-09-30 WO PCT/CN2015/091372 patent/WO2017024670A1/en active Application Filing
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105119049A (en) | 2015-12-02 |
| WO2017024670A1 (en) | 2017-02-16 |
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