CN108666741A - Antenna module and electronic equipment - Google Patents
Antenna module and electronic equipment Download PDFInfo
- Publication number
- CN108666741A CN108666741A CN201810458424.0A CN201810458424A CN108666741A CN 108666741 A CN108666741 A CN 108666741A CN 201810458424 A CN201810458424 A CN 201810458424A CN 108666741 A CN108666741 A CN 108666741A
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- antenna structure
- antenna
- gap
- metal substrate
- electronic equipment
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
Abstract
A kind of antenna module of the embodiment of the present application offer and electronic equipment, the antenna module include metal substrate, and metal substrate adjacent first ends have through-hole；First antenna structure is formed in the first side of first end；Second antenna structure is formed in the centre of first end, and the first gap is equipped between the second antenna structure and first antenna structure；Third antenna structure is formed in the second side of first end, and the second gap is equipped between third antenna structure and the second antenna structure；Second antenna structure is equipped with Coupling point, adjacent second gap setting of Coupling point, and Coupling point is grounded by concatenated inductor and capacitor, and third antenna structure passes through the concatenated inductor and capacitor reception antenna signal.The embodiment of the present application can optimize the antenna performance of third antenna structure.
Description
Technical field
This application involves technical field of electronic equipment, more particularly to a kind of antenna module and electronic equipment.
Background technology
With the raising of the development and electronic equipment intelligence degree of network technology, user can be realized by electronic equipment
More and more functions, such as call, chat, object for appreciation game etc..Wherein, user is playing game, web page browsing using electronic equipment
In the transmission of signal is realized by the antenna of electronic equipment.
However, as electronic functionalities are more and more and narrow frame or the design shielded comprehensively, especially electronics is set
The space hold of standby side is more and more so that the space of electronic equipment side is more and more limited, has occupancy and is located to antenna
The empty regions of electronic equipment side, influence antenna performance.
Invention content
A kind of antenna module of the embodiment of the present application offer and electronic equipment, can improve antenna performance.
The embodiment of the present application provides a kind of antenna module, including：
There is through-hole, the through-hole to run through on the thickness direction of the metal substrate for metal substrate, the metal substrate
The metal substrate, the through-hole are adjacent with the first end of metal substrate；
First antenna structure is formed in the first side of the first end；
Second antenna structure is formed in the centre of the first end, second antenna structure and the first antenna
The first gap is equipped between structure, first gap extends to form from the first end towards the through-hole and leads to described
Hole is connected to；
Third antenna structure, is formed in the second side of the first end, and the second antenna structure setting is described the
Between one antenna structure and the third antenna structure, the is equipped between the third antenna structure and second antenna structure
Two gaps, second gap extend to form from the first end towards the through-hole and are connected to the through-hole；
Second antenna structure is equipped with Coupling point, adjacent second gap setting of the Coupling point, the coupling
Point is grounded by concatenated inductor and capacitor, and the third antenna structure is connect by the concatenated inductor and capacitor
Receive aerial signal.
The embodiment of the present application also provides a kind of electronic equipment, including antenna module, the antenna module is described above
Antenna module.
Antenna module provided by the embodiments of the present application includes metal substrate, first antenna structure, the second antenna structure and
Triantennary structure, wherein there is the first gap, the second antenna structure and third between first antenna structure and the second antenna structure
There is the second gap, first antenna structure, the second antenna structure, third antenna structure, the first gap and the between antenna structure
Two gap settings are in same end, even if the empty regions of electronic equipment lateral location are occupied, can also increase electronic equipment
The antenna headroom region of end position, can improve the radiation intensity of electronic equipment end, promote the antenna performance of electronic equipment,
Third antenna structure passes through the concatenated inductor and capacitor reception antenna signal of the second antenna structure, third antenna structure simultaneously
It is multiplexed the part-structure of the second antenna structure, optimizes the antenna performance of third antenna structure.
Description of the drawings
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described.It should be evident that the accompanying drawings in the following description is only some embodiments of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the first structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Fig. 2 is second of structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Fig. 3 is the first structural schematic diagram of antenna module provided by the embodiments of the present application.
Fig. 4 is second of structural schematic diagram of antenna module provided by the embodiments of the present application.
Fig. 5 is the third structural schematic diagram of antenna module provided by the embodiments of the present application.
Fig. 6 is the 4th kind of structural schematic diagram of antenna module provided by the embodiments of the present application.
Fig. 7 is the 5th kind of structural schematic diagram of antenna module provided by the embodiments of the present application.
Fig. 8 is the 6th kind of structural schematic diagram of antenna module provided by the embodiments of the present application.
Fig. 9 is the third structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Figure 10 is the 4th kind of structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Figure 11 is the 5th kind of structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation describes.Obviously, described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, the every other implementation that those skilled in the art are obtained without creative efforts
Example, shall fall in the protection scope of this application.
In this application, electronic equipment includes, but are not limited to be configured to connect (such as via public friendship via Wireline
Change telephone network (PSTN), digital subscriber line (DSL), digital cable, Direct cable connection and/or another data connection/
Network) and/or via (for example, for cellular network, the digital tv network of WLAN (WLAN), such as DVB-H networks
Network, satellite network, AM-FM broadcasting transmitter and/or another communication terminal) wireless interface receives/send signal of communication
Device.Be configured to can be referred to as by the communication equipment of radio interface communication " wireless communication terminal ", " wireless terminal " or
" mobile terminal ".The example of mobile terminal includes, but are not limited to satellite or cellular phone；Can with combination cellular radio telephone with
PCS Personal Communications System (PCS) terminal of data processing, fax and communication ability；May include radio telephone, paging
Machine, the Internet/intranet access, Web browser, memo pad, calendar and/or global positioning system (GPS) receiver
PDA；And conventional laptop and/or palmtop receiver or other electronic devices including radiotelephone transceiver.
A kind of antenna module of the embodiment of the present application offer and electronic equipment.It will be described in detail respectively below.The antenna
Component can be arranged in the electronic equipment.
Referring to Fig. 1, Fig. 1 is the first structural schematic diagram of electronic equipment provided by the embodiments of the present application.In the implementation
In example, electronic equipment 100 includes display screen 10, center 20, circuit board 30, battery 40 and rear cover 50.
Wherein, display screen 10 is mounted on rear cover 50, to form the display surface of electronic equipment 100.Display screen 10 is as electricity
The front housing of sub- equipment 100 forms a receiving space, other electronic components or work(for accommodating electronic equipment 100 with rear cover 50
It can module.Meanwhile display screen 10 forms the display surface of electronic equipment 100, for showing the information such as image, text.Display screen 10
Can be liquid crystal display (Liquid Crystal Display, LCD) or organic light-emitting diode (OLED) display screen (Organic
Light-Emitting Diode, OLED) etc. types display screen.
In some embodiments, glass cover-plate can be provided on display screen 10.Wherein, glass cover-plate can cover display
Screen 10, to be protected to display screen 10, prevents display screen 10 to be scraped off or by Water Damage.
In some embodiments, display screen 10 may include display area 11 and non-display area 12.Wherein, viewing area
Domain 11 executes the display function of display screen 10, for showing the information such as image, text.Non-display area 12 does not show information.It is non-
Display area 12 can be used for that the function modules such as camera, receiver, proximity sensor are arranged.In some embodiments, non-aobvious
Show that region 12 may include positioned at least one region of 11 upper and lower part of display area.
Referring to Fig. 2, Fig. 2 is second of structural schematic diagram of electronic equipment provided by the embodiments of the present application.In the implementation
In example, display screen 10 can be to shield comprehensively.At this point, display screen 10 can be displayed in full screen information, to electronic equipment 100 have compared with
Big screen accounting.Display screen 10 only includes display area 11, without including non-display area.At this point, taking the photograph in electronic equipment 100
As the function modules such as head, proximity sensor can be hidden in the lower section of display screen 10, and the fingerprint recognition module of electronic equipment 100 can
To be arranged at the back side of electronic equipment 100.
Center 20 can be lamellar or laminar structure, or hollow frame structure.Wherein, center 20 can
To be housed in the receiving space that above-mentioned display screen 10 is formed with rear cover 50.Center 20 is used for as the electronics in electronic equipment 100
Element or function module provide a supporting role, and the electronic component in electronic equipment, function module are mounted together.For example,
The function modules such as camera, receiver, circuit board, battery in electronic equipment can be installed on center 20 to be consolidated
It is fixed.In some embodiments, the material of center 20 may include metal or plastic cement.
Circuit board 30 is mounted on inside above-mentioned receiving space.For example, circuit board 30 may be mounted on center 20, and in
Frame 20 is housed in together in above-mentioned receiving space.Circuit board 30 can be the mainboard of electronic equipment 100.It is provided on circuit board 30
Earth point, to realize the ground connection of circuit board 30.Motor, microphone, loud speaker, receiver, ear can be integrated on circuit board 30
Machine interface, Universal Serial Bus Interface (USB interface), camera, proximity sensor, ambient light sensor, gyroscope and place
Manage one or more of function modules such as device.Meanwhile display screen 10 can be electrically connected to circuit board 30.
In some embodiments, it is provided with display control circuit on circuit board 30.Display control circuit is defeated to display screen 10
Go out electric signal, information is shown with control display screen 10.
Battery 40 is mounted on inside above-mentioned receiving space.For example, battery 40 may be mounted on center 20, and with center 20
It is housed in together in above-mentioned receiving space.Battery 40 can be electrically connected to circuit board 30, to realize battery 40 for electronic equipment 100
Power supply.Wherein, electric power management circuit can be provided on circuit board 30.The voltage that electric power management circuit is used to provide on battery 40
The each electronic component being assigned in electronic equipment 100.
Rear cover 50 is used to form the exterior contour of electronic equipment 100.Rear cover 50 can be integrally formed.In the molding of rear cover 50
In the process, the structures such as rear camera hole, fingerprint recognition module mounting hole can be formed on rear cover 50.
During the screen accounting of the display screen of electronic equipment is continuously improved, for example, being changed to from display screen shown in FIG. 1
Display screen as shown in Figure 2, screen is smaller and smaller at a distance from center, and the empty regions for leaving center antenna for are also smaller and smaller,
Antenna performance is also affected, and therefore, a kind of antenna module of the embodiment of the present application offer and electronic equipment can be in narrow headroom items
Antenna performance is improved under part.The antenna module and electronic equipment of the embodiment of the present application is described more detail below.
Fig. 3 and Fig. 4 are please referred to, Fig. 3 is the first structural schematic diagram of antenna module provided by the embodiments of the present application, Fig. 4
For second of structural schematic diagram of antenna module provided by the embodiments of the present application.The antenna module 500 can be installed to electronics and set
In standby, which can be refering to any of the above electronic equipment, and details are not described herein.The antenna module includes metal substrate
551, there is on the metal substrate 551 mutiple antennas structure.
The metal substrate 551 has first end 501, the first side 503, the second end 502 and the second side 504.Its
Middle first end 501 and the second end 502 are opposite, and the length of first end 501 and the second end 502 can be identical.Wherein
One side 503 and the second side 504 are opposite, and the length of the first side 503 and the second side 504 can be identical, first end 501
Between the first side 503 and the second side 504 and the second end 502 is located at the first side 503 and the second side 504
Between.In some embodiments, the length of the first side 503 can be more than the length of first end 501.
In some embodiments, metal substrate 551 is provided with through-hole 560, the first gap in the position of first end 501
540 and second gap 550.Wherein through-hole 560 runs through metal substrate 551, the through-hole on the thickness direction of metal substrate 551
560 can be strip-shaped hole, or arcuate socket, the through-hole 560 and first end 501 are adjacent.Wherein the first gap 540 and
Two gaps, 550 spaced setting, the first gap 540 and the second gap 550 extend from first end 501 towards through-hole 560
It is formed, and the first gap 540 and the second gap 550 are connected to through-hole 560 respectively.Pass through the first gap 540 and the second gap 550
Through-hole 560 is formed as into three parts, the second hole 562 between the first gap 540 and the second gap 550, between first
First hole 561 of 541 side of gap, and the third hole 563 positioned at 550 side of the second gap.First hole 561 and third hole 563
It is located at 562 both sides of the second hole.
In some embodiments, which can be strip-shaped hole.First hole 561 can be arcuate socket, this first
Hole 561 is located at the one of metal substrate 551 close to the link position of first end 501 and the first side 503, i.e. first hole 561
A corner location.The arcuate structure in first hole 561 is suitble to corner structure adjacent thereto.The third hole 563 can be arc
Hole, the third hole 563 are located at Metal Substrate close to the link position of first end 501 and the second side 504, i.e. the third hole 563
Another corner location of plate 551.The arcuate structure in the third hole 563 is suitble to corner structure adjacent thereto.It needs to illustrate
It is that the structure in first hole 561, the second hole 562 and third hole 563 is not limited to this, or other shapes.
In some embodiments, the shape in first hole 561 and third hole 563 can be identical, first hole 561 and third
The size in hole 563 can be identical, and first hole 561 and third hole 563 can be symmetrical arranged relative to the second hole 562.
Wherein, the first gap 540 can be rectangular opening, and the width range in first gap 540 can be 1.5mm-2mm.
Wherein, the second gap 550 can be rectangular opening, and the width range in second gap 55 can be 1.5mm-2mm.First gap
540 and second the formation in gap 550 can be identical, the size in first gap 540 and the second gap 550 can be identical.It needs
Illustrate, the shape and size in first gap 540 and the second gap 550 are not limited to this.
Wherein, the first gap 540, the second gap 550 and the second hole 562 form the second metal portion 520, the second metal portion
520 between the first gap 540 and the second gap 550, and the second metal portion 520 is located at 562 outside of the second hole.In some realities
It applies in example, which is string configuration.Second metal portion 520 can be used as the second antenna structure 520, or
Person says that the second metal portion 520 can be used as the second radiator 520.Second antenna structure 520 can be with 525 coupling of second signal source
It closes and second antenna structure 520 can be coupled with the second earth point 523 so that the second antenna structure 520 can receive and dispatch letter
Number.Second antenna structure 520 can be coupled by the second match circuit 524 with second signal source 525.Pass through the second signal
The excitation in source 525 can inspire energy, to carry out transmitting-receiving letter by the second match circuit 524 on the second antenna structure 520
Number.
Wherein, the second antenna structure 520 is equipped with Coupling point 581, the setting of 581 adjacent second gap 550 of Coupling point, coupling
Point 581 is grounded by concatenated inductor 582 and capacitor 583, and third antenna structure 530 passes through 582 He of concatenated inductor
583 reception antenna signal of capacitor.
Since the second gap 550 is arranged between the second antenna structure 520 and third antenna structure 530, second day knot
Structure 520 and the aerial signal of third antenna structure 530 are all transmitted from second gap 550, and side headroom is smaller, lead to the
The performance of triantennary structure 530 is bad, the Coupling point 581 on the second antenna structure 520 and 530 distance of third antenna structure compared with
Closely, third antenna structure 530 passes through 583 reception antenna signal of the concatenated inductor 582 and capacitor.
The embodiment of the present application will form first antenna structure 510, the second antenna structure 520, third antenna structure 530,
One gap 540 and the second gap 550 are arranged in the same end (i.e. first end 501) of metal substrate 551, even if electronic equipment
The empty regions of side locations are occupied, can also increase the antenna headroom region of electronic equipment end position, can improve electricity
The radiation intensity of sub- equipment end, promotes the antenna performance of electronic equipment.Third antenna structure 530 passes through second day knot simultaneously
583 reception antenna signal of 520 concatenated inductor 582 of structure and capacitor, third antenna structure 530 are multiplexed the second antenna structure
520 part-structure optimizes the antenna performance of third antenna structure 530.Third antenna structure 530 is multiplexed the second antenna structure
520 part-structure, it can be understood as the size for increasing third antenna structure, in the design of existing comprehensive screen or narrow frame
Under, empty regions are smaller and smaller, can effectively promote the antenna performance of third antenna structure 530.
It should be noted that metal material may be used for the metal substrate 551 or alloy material is made, such as aluminium alloy,
Magnesium alloy etc..
It should also be noted that, three days are arranged in the above first end 501 for the embodiment of the present application in metal substrate 551
Cable architecture (510,520 and mode 530), it should be noted that in the second end 502 of metal substrate 551, three days are set
Cable architecture is also possible.Certainly, also possible in the first side 503 or the second side 504 three antenna structures of setting.Also
It should be noted that it is also possible to be respectively provided with three antenna structures in first end 501 and the second end 502.
In some embodiments, the series resonant circuit that the concatenated inductor 582 and capacitor 583 are formed is filtered for band logical
Wave device, the corresponding frequency of series resonant circuit are identical as the aerial signal frequency that third antenna structure 530 receives.
Specifically, Coupling point 581 is grounded by concatenated inductor 582 and capacitor 583, certain Coupling point 581 also may be used
To be grounded by concatenated capacitor 583 and inductor 582, the position of inductor 582 and capacitor 583 can be exchanged, and only need
The resonant frequency of concatenated inductor 582 and the series resonant circuit of the formation of capacitor 583 is wanted to be received with third antenna structure 530
Aerial signal frequency it is identical.
In some embodiments, third antenna structure 530 receives positioning by concatenated inductor 582 and capacitor 583
System signal.For example, it is global positioning system signal that the needs of third antenna structure 530, which receive, centre frequency is
The resonant frequency of 1575.42MHz, the series resonant circuit that concatenated inductor 582 and capacitor 583 are formed also is
1575.42MHz, then third signal source can be by third match circuit excitation third antenna structure 530, in third antenna structure
Excitation energy on 530, and second antenna structure 520 can be reached by spatial electromagnetic by the second gap 550, then pass through string
583 resonance of inductor 582 and capacitor of connection, receives the aerial signal of specific frequency.
It should be noted that the resonant frequency for the series resonant circuit that concatenated inductor 582 and capacitor 583 are formed is only
Need to be close with the signal frequency for the antenna that third antenna structure 530 to be received, such as global positioning system signal centre frequency
For 1575.42MHz, resonant frequency can be 1575MHz or 1576MHz etc..In addition, positioning system signal can be GPS signal,
Beidou satellite navigation system signal, GLONASS satellite navigation system signals or galileo satellite navigation system signal etc..
It should be noted that the second antenna structure 520 receives and/or the frequency and concatenated inductor 582 and electricity of transmitting
The resonant frequency for the series resonant circuit that container 583 is formed is different, and such as the second antenna structure 520 is used for receiving and/or emitting low
The frequency of frequency aerial signal, low-frequency antenna signal can be 700M-960M etc..
In some embodiments, the Coupling point 581 of the second antenna structure 520 and the distance range in the second gap 550 are
5mm-20mm。
Coupling point 581 is at a distance from the second gap 550 according to aerial radiation body length, the needs of third antenna structure 530
The frequency of the aerial signal of reception, the width progress COMPREHENSIVE CALCULATING in the second gap 550 obtain, therefore between Coupling point 581 and second
The distance range of gap 550 is 5mm-20mm, such as can be 8mm, 10mm, 12mm, 15mm etc..
In some embodiments, the width range in the second gap 550 is 1.5mm-2mm.Because 550 both sides of the second gap
Third antenna structure 530 and concatenated inductor 582 and capacitor 583 need to coordinate reception antenna signal, therefore, the second gap
550 width cannot be too big.Meanwhile second antenna structure 520 need to receive the aerial signal of other frequencies, need by second
Gap 550 is isolated with third antenna structure 530, reduces influence of the third antenna structure 530 to aerial signal, therefore, between second
The width of gap 550 cannot be too small, and the value range of 1.5mm-2mm has been calculated by many experiments.
Please continue to refer to Fig. 3, in some embodiments, which includes adjacent with the second gap 550
Third free end 535 and the third connecting pin 536 opposite with third free end 535, third connecting pin 536 and metal substrate
551 main part 552 is fixedly connected.
For third antenna structure 530 by 535 radiating antenna signal of third free end, third connecting pin 536 can be with metal
The main part 552 of substrate 551 is fixedly connected.The mode being fixedly connected can be integrally formed, and can also be by a fixing piece
The two is fixedly connected, is such as welded and fixed respectively with third connecting pin 536 and main part 552 by a metalwork, can also be
Plastic cement is arranged between third connecting pin 536 and main part 552 by way of injection molding, the two is fixed by plastic cement and is connected
It connects.
In some embodiments, the third connecting pin 536 of third antenna structure 530 is grounded.
Third connecting pin 536 can also pass through a wired earth.If 552 integral ground of main part of metal substrate 551, the
Three connecting pins 536 are integrally formed with main part 552, and both metal then realizes that third connecting pin 536 is grounded.Third connecting pin
536 can also be fixedly connected by a metalwork with main part 552, and are grounded by the metalwork.
Referring to Fig. 5, Fig. 5 is the third structural schematic diagram of antenna module provided by the embodiments of the present application.Second antenna
Structure 520 may include frequency error factor point 521, the second feed end 522 and the second earth point 523, and the second antenna structure 520 passes through
Second feed end 522 is coupled with second signal source 525, and the second antenna structure 520 is grounded by the second earth point 523, second day
Cable architecture 520 connects 526 one end of adjustable energy-storing element by frequency error factor point 521, and 526 other end of adjustable energy-storing element is grounded,
Adjustable energy-storing element 526 is used to adjust the frequency range of the aerial signal of the second antenna structure 520 transmission.
Adjustable energy-storing element 526 includes a switching switch 5261 and multiple inductors 5262, the electricity of multiple inductors 5262
Sensibility reciprocal is not mutually equal, and switching switch 5261 is used to determine that an inductor 5262 is connected to frequency and cuts from multiple inductors 5262
It changes a little between 521 and ground.In parallel three, four or even more can also be arranged in the scheme that two inductors are only shown in figure
The scheme of a inductor.
Switch the common end rate of connections switching point 521 of switch 5261, multiple branch ends of switching switch 5261 are led to respectively
A ground connection in multiple inductors 5262 is crossed, switching switch 5261 is used for a company in common end and multiple branch ends
It is logical.The common end grounding of switch 5261 can also be switched, multiple branch ends of switching switch 5261 pass through multiple inductors respectively
A rate of connections switching point 521 in 5262, switching switch 5261 are used for a company in common end and multiple branch ends
It is logical.Multiple inductors 5,262 at least two need the frequency of transmitting or the aerial signal received according to the second antenna structure 520
One is selected from multiple inductors 5262.By 5262 switching frequency of inductor, can be transmitted in the second antenna structure 520
Preferable performance is all obtained in the band limits of aerial signal.For example, the frequency range of the aerial signal of the second antenna structure 520 transmission
For 700M-960M, preferable antenna performance can be obtained in this band limits.
In some embodiments, adjustable energy-storing element can be variable inductor.By the inductance for adjusting variable inductor
It measures to realize frequency error factor.
Referring to Fig. 6, Fig. 6 is the 4th kind of structural schematic diagram of antenna module provided by the embodiments of the present application.In some realities
It applies in example, adjustable energy-storing element 526 can be adjustable condenser 5263.That is, frequency error factor point 521 passes through an adjustable condenser
5263 ground connection, without other elements, also without switching switch.It is of course also possible to by switching switch and multiple capacitors, it is multiple
The capacitance of capacitor is not mutually equal, and switching switch from multiple capacitors for determining that a capacitor is connected to frequency error factor
Between point 521 and ground.Wherein, switching switch has larger loss, therefore better with adjustable condenser 5263.Adjustable electric
Hold the aerial signal frequency range for adjusting the transmission of the second antenna structure 520 typically since peak, for example, the second antenna
It is 700M-960M that structure 520, which needs the frequency range of the aerial signal transmitted, can be in this frequency of 824M-960M by tunable capacitor
Preferable antenna performance is obtained in segment limit, antenna performance is better than the scheme adjusted using inductor, but in 700M-824M models
In enclosing, antenna performance declines more.Therefore, the band limits if desired adjusted is smaller, then preferentially selection tunable capacitor is adjusted
Section, the band limits if desired adjusted is wider, then preferential Selection utilization inductor is adjusted.It should be noted that in the present embodiment
Range it is merely illustrative, the range in the present embodiment may be other value ranges.
In some embodiments, the aerial signal of the second antenna structure 520 transmission is low-frequency antenna signal.That is, second day
The aerial signal that cable architecture 520 emits and/or receives is low-frequency antenna signal.The frequency of aerial signal is lower, corresponding antenna
The length of structure is longer, and the second antenna structure 520 is arranged in the centre of first end 501, in the first gap 540 and the second gap
Between 550, the length limited of the second antenna structure 520, the second antenna structure 520 may include the second antenna radiator, and second
The length of antenna radiator can be 35mm-40mm.The length of second antenna radiator may be 30mm.It needs using can
Adjust energy-storage travelling wave tube 526 that frequency range is adjusted, with the broader aerial signal of transmission band.
First antenna structure 510 is connect by the first match circuit 512 with the first signal source.
Specifically, referring to Fig. 7, Fig. 7 is the 5th kind of structural schematic diagram of antenna module provided by the embodiments of the present application.The
One antenna structure 510 includes the first feed end 511 and the first earth point 514, and antenna module further includes the second switching switch 515,
Second switching switch 515 includes output end, first input end and the second input terminal；The second switching of second feed end 522 connection is opened
515 output end is closed, the first input end of the second switching switch 515 connects the first signal source 513 by the first capacitor 516,
Second input terminal of the second switching switch 515 connects the first signal source 513 by first resistor 517.First earth point 514 is adjacent
First connecting pin is arranged.
First antenna structure 510 is used for transmitting medium-high frequency aerial signal, and first antenna structure 510 is switched by the second switching
515, the first capacitor 516 and the first electricity group 517 carry out the switching of intermediate frequency aerial signal and high frequency antenna signal.When the second switching
When switch 515 selects the first capacitor 516 to be connected between the first feed end 511 and the first signal source 513, first antenna structure
510 transmission intermediate frequency aerial signals, when the second switching switch 515 selects first resistor 517 to be connected into the first feed end 511 and first letter
When between number source 513, first antenna structure 510 transmits high frequency antenna signal.Wherein, the capacitance of the first capacitor 516 can be with
Between 0.5pf-1pf, first resistor 517 can be the resistance in 0 Europe.
Referring to Fig. 8, Fig. 8 is the 6th kind of structural schematic diagram of antenna module provided by the embodiments of the present application.First antenna
Structure 510 includes the first feed end 511 and the first earth point 514, and the first feed end 511 is connected by the second adjustable condenser 519
Connect the first signal source 513.
First antenna structure 510 is used for transmitting medium-high frequency aerial signal, wherein the first feed end 511 is adjustable by second
Capacitor 519 connects the first signal source 513.By adjusting the capacitance of the second adjustable condenser 519, make first antenna structure
510 transmission intermediate frequency aerial signals or high frequency antenna signal.Specifically, the second adjustable condenser 519 includes the first capacitance and the
Two capacitances, the first capacitance are less than the second capacitance, when the second adjustable condenser 519 is the first capacitance, first antenna
510 transmission intermediate frequency aerial signal of structure, when the second adjustable condenser 519 is the second capacitance, first antenna structure 510 is transmitted
High frequency antenna signal.
In some embodiments, the first feed end 511 is arranged between the first gap 540 and the first earth point 514, and second
523 adjacent first gap 540 of earth point is arranged, 520 wireless coupling transmission antenna of first antenna structure 510 and the second antenna structure
Signal.
First antenna structure 510 by switch the second adjustable condenser 519 capacitance come switch intermediate frequency aerial signal with
High frequency antenna signal.When the second adjustable condenser 519 is small capacitances, first antenna structure 510 uses coupling feed way, production
Raw intermediate frequency；When the second adjustable condenser 519 is bulky capacitor, first antenna structure 510 uses IFA feeding classifications, generates high frequency,
Further according to the match circuit for needing adjustment first antenna structure 510.Wherein, the first match circuit of first antenna structure 510 is set
It sets between the first signal source 513 and the second adjustable condenser 519.
In some embodiments, medium-high frequency aerial signal can by the first antenna structure 510 of 540 side of the first gap with
And it is coupled in the second antenna structure 520 this part generation between second the 523 to the first gap of earth point 540, i.e. medium-high frequency
Aerial signal can be by the first radiator and the second antenna structure 520 of the first antenna structure 510 of first end 501
This partial radiation body between second the 523 to the first gap of earth point 540 generates.Specifically, the first signal source 513 passes through first
Match circuit encourages first antenna structure 510, and energy is inspired in first antenna structure 510, while first antenna structure
510 and second antenna structure 520 coupled by the electromagnetic energy of Space Coupling.
In some embodiments, 523 adjacent first gap 540 of the second earth point is arranged, frequency error factor point 521 adjacent second
Gap 550 is arranged, and the second feed end 522 is set between the second earth point 523 and frequency error factor point 521.
Second earth point 523 and frequency error factor point 521 are separately positioned on the both ends of the second antenna structure 520, the second feed
End 522 is located between the second earth point 523 and frequency error factor point 521, can the maximum length for utilizing the second antenna structure 520.
Aerial signal is radiate from the free end of second antenna structure 520 in adjacent second gap 550.
In some embodiments, 523 adjacent second gap 550 of the second earth point is arranged, frequency error factor point 521 adjacent first
Gap 540 is arranged, and the second feed end 522 is set between the second earth point 523 and frequency error factor point 521.Aerial signal slave phase
The free end of second antenna structure 520 in adjacent first gap 540 is radiate.
First antenna structure 510 can be used for emitting and/or receive high frequency antenna signal, and first antenna structure 510 also may be used
For emitting and/or receiving intermediate frequency aerial signal, the second antenna structure 520 is for emitting and/or receiving low-frequency antenna signal.
Electronic equipment includes four corners, is separately positioned on top both sides and the bottom end both sides of electronic equipment.Wherein, first antenna structure
510 are arranged in the first corner of first end 501, the transmitting of first antenna structure 510 and/receive is high frequency antenna signal, the
The length of one antenna structure 510 is shorter, and the antenna structure of the higher needs of frequency is shorter, and therefore, the setting of first antenna structure 510 exists
The length of first corner, occupancy is smaller, can extend to side along the first corner from the first end 501 of electronic equipment, that is, the
One antenna structure 510 is arc, and the corner location of metal substrate 551, corner location is rationally utilized not to allow in use
Easily it is blocked.For example, electronic equipment vertical screen is in use, the corner location on electronic equipment top opens wide completely, not by user's
Hand is held, and antenna performance is best.Second antenna structure 520 is for emitting and/or receiving low-frequency antenna signal, the second antenna structure
520 length is longer, and the second antenna structure 520 can be easily arranged in the centre of first end 501, likewise, setting exists
Electronic equipment end is not easy to be blocked, and antenna performance can reach best state.Moreover, utilizing existing metal substrate 551
In addition antenna need not be arranged in the structure of body, in the case of can guarantee antenna performance, improve the intensity of metal substrate 551.Separately
Outside, the first gap 540, first antenna structure 510 and second are equipped between first antenna structure 510 and the second antenna structure 520
The aerial signal of antenna structure 520 is launched from first gap 540.
First antenna structure 510 includes first free end adjacent with the first gap 540 and opposite with the first free end
The first connecting pin, the first connecting pin is connect with main part 552.
First free end of first antenna structure 510 is adjacent with the first gap 540, i.e., distinguishes with the second antenna structure 520
It is arranged in 540 both sides of the first gap, first connecting pin opposite with the first free end of first antenna structure 510 and metal substrate
551 main part 552 connects.Specifically, first antenna structure 510 can be with one by the first connecting pin and main part 552
Body formed, first antenna structure 510 can also be connect by a metalwork with main part 552.Wherein, first antenna structure 510
It can be grounded by the first connecting pin.Such as, the first connecting pin is by a wired earth, if the main part 552 of metal substrate 551 can
Using as with reference to ground, the first connecting pin can be grounded by main part 552.First is equipped between 510 both ends of first antenna structure
First signal source 513 of feed end 511, electronic equipment is coupled by first feed end 511 with first antenna structure 510, and
Pass through first feed end 511 transmitting and/or reception antenna signal.Aerial signal is by the first feed end 511 through first antenna
Structure 510 emits toward the first free end (i.e. 540 direction of the first gap), and 510 first connecting pin of first antenna structure ground connection can be with
Reduce antenna interference, while fixed first antenna structure 510.
In some embodiments, third antenna structure 530 is arranged in the second corner of first end 501, third antenna knot
Be equipped with the second gap 550 between structure 530 and the second antenna structure 520, third antenna structure 530 far from the second gap 550 the
Two connecting pins are connect with main part 552.Third antenna structure includes third feed end 531, and third feed end 531 passes through third
It is connect with third signal source 533 with circuit 532.
Third antenna structure 530 can also transmit Wireless Fidelity signal (WIreless-FIdelity, WIFI).
Third antenna structure 530 is arranged in the second corner of first end 501, third antenna structure 530 and the second antenna
The second gap 550 is equipped between structure 520, that is, third antenna structure 530 and the second antenna structure 520 are arranged in the second gap
550 both sides, second connection end of the third antenna structure 530 far from the second gap 550 are connect with main part 552.Specifically, third
Antenna structure 530 can be integrally formed by second connection end and main part 552, and third antenna structure 530 can also lead to
A metalwork is crossed to connect with main part 552.Wherein third antenna structure 530 can be grounded by second connection end.Such as the second company
End is connect to connect main part 552 if the main part 552 of metal substrate 551 can be used as with reference to ground by a wired earth and connect
Ground.Third feed end 531 is equipped between 530 both ends of third antenna structure, the third signal source 533 of electronic equipment passes through the third
Feed end 531 is coupled with third antenna structure 530, and passes through the third feed end 531 transmitting and/or reception antenna signal.It
Line signal is emitted through third antenna structure 530 toward 550 direction of the second gap by third feed end 531, third antenna structure 530
Second connection end ground connection can reduce antenna interference, while fixed first antenna structure 510.Third antenna structure 530 can be with
It is grounded by third earth point 534.534 adjacent third connecting pin of third earth point is arranged.
In some embodiments, the first end 501 of metal substrate 551 is top, and the second end 23 is bottom, the first side
Angle is the right side of first end 501, the i.e. upper right corner of metal substrate 551, and the second corner is the upper left corner of metal substrate 551, the
Three corners 73 are the lower left corner of metal substrate 551, and the 4th corner 74 is the lower right corner of metal substrate 551.Certainly, first end
501 may be bottom, and the second end 23 can also top.First corner may be the left side of first end 501, the second side
Angle may be the right side of first end 501.
Referring to Fig. 9, Fig. 9 is the third structural schematic diagram of electronic equipment provided by the embodiments of the present application.Electronic equipment
Further include camera 570, is arranged among the first end 501 of 570 adjacent metal substrate 551 of camera, the second antenna structure 520
The second feed end 522 and frequency error factor point 521 be arranged in 570 both sides of camera.
Camera 570 can be set on electronic equipment such as smart mobile phone, and camera 570 can be rear camera, can also
For front camera.Setting among the first end 501 of 570 adjacent metal substrate 551 of camera, that is, camera 570 adjacent the
Two antenna structures 520 are arranged, because of the position of camera 570, the installation space of adjustable energy-storing element 526 is limited, therefore by the
Two feed ends 522 and frequency error factor point 521 are arranged in 570 both sides of camera.Frequency error factor point 521 and the second earth point 523
The nearlyr aerial signal of distance is better, but the adjustable frequency range of frequency is smaller；Frequency error factor point 521 and the second earth point 523
The remoter aerial signal of distance it is weaker, but the adjustable frequency range of frequency is bigger, therefore the frequency range adjusted as needed
A suitable position is found with aerial signal.For example, 523 adjacent first gap 540 of the second earth point is arranged, frequency error factor point
521 are arranged among the second gap 550 and feed end.
Referring to Fig. 10, Figure 10 is the 4th kind of structural schematic diagram of electronic equipment provided by the embodiments of the present application.The electronics
Metal substrate 551 in equipment further includes main part 552, and through-hole 560 is arranged between main part 552 and first end 501, the
Two antenna structures 520 are fixedly connected by first connecting portion 553 with the main part 552 of metal substrate 551, the second antenna structure
520 the second earth point 523 is electrically connected by first connecting portion 553 with the main part 552 of metal substrate 551.First connecting portion
553 can be fixedly connected with the second antenna structure 520 with the main part 552 of metal substrate 551, be grounded simultaneously, metal substrate 551
552 integral ground of main part.
It should be noted that metal substrate 551 can be the metal center of electronic equipment such as smart mobile phone, first end
501 be the top margin of metal center, and first antenna structure 510 is the first corner of top margin, and the second antenna structure 520 is in top margin
Between portion, third antenna structure 530 is the second corner of top margin, and the first corner and the second corner are separately positioned on the both ends of top margin,
Metal center further includes main part 552, and the element in electronic equipment can be arranged on main part 552, the top margin of metal center
The first gap 540, the second corner and centre between the through-hole 560 and the first corner and middle part of 552 centre of main part
Nonmetallic materials such as plastic cement is filled in the second gap 550 between portion, for being fixed together all parts, can be made each
It is non-conductive between a component.
Please refer to Fig.1 the 5th kind of structural schematic diagram that 1, Figure 11 is electronic equipment provided by the embodiments of the present application.The electronics
Equipment 60 may include control circuit, which may include storage and processing circuit 61.The storage and processing circuit 61
Can with memory, such as hard drive memory, nonvolatile memory (such as flash memory or be used to form solid state drive its
Its electrically programmable read only memory etc.), volatile memory (such as either statically or dynamically random access memory etc.) etc., this Shen
Please embodiment be not restricted.Processing circuit in storage and processing circuit 61 can be used for the operating of control electronics 60.It should
Processing circuit can microprocessor based on one or more, microcontroller, digital signal processor, baseband processor, power tube
Manage unit, audio codec chip, application-specific integrated circuit, display-driver Ics etc. realize.
Storage and processing circuit 61 can be used for running the software in electronic equipment 60, such as the Internet browser application program,
Voice over internet protocol (Voice over Internet Protocol, VOIP) call application program, Email are answered
With program, media play-back application, operation system function etc..These softwares can be used for executing some control operations, for example,
Image Acquisition based on camera, the ambient light measurement based on ambient light sensor, the proximity sensor based on proximity sensor
It measures, the information display function that the positioning indicators such as status indicator lamp based on light emitting diode are realized is passed based on touching
The touch event of sensor detects, function associated with information show on multiple (such as layering) displays, with execution nothing
The associated operation of line communication function, operation associated with collecting and generating audio signal, presses with collection and treatment button
Other functions etc. in the associated control operation of event data and electronic equipment 60, the embodiment of the present application is not restricted.
Electronic equipment 60 can also include input-output circuit 62.Input-output circuit 62 can be used for making electronic equipment 60
It realizes outputting and inputting for data, that is, electronic equipment 60 is allowed to allow electronic equipment 60 that will count from outer equipment receiving data and also
According to from the output of electronic equipment 60 to external equipment.Input-output circuit 62 may further include sensor 63.Sensor 63 can
To include ambient light sensor, the proximity sensor based on light and capacitance, touch sensor is (for example, be based on light touch sensor
And/or capacitive touch sensors, wherein touch sensor can be a part for touching display screen, can also be used as one
Touch sensor arrangement independently uses), acceleration transducer and other sensors etc..
Input-output circuit 62 can also include one or more displays, such as display 64.Display 64 can wrap
Include liquid crystal display, organic light emitting diode display, electronic ink display, plasma display uses other display skills
One or several kinds of combination in the display of art.Display 64 may include touch sensor array (that is, display 64 can be with
It is touching display screen).Touch sensor can be by transparent touch sensor electrode (such as tin indium oxide (ITO) electrode) battle array
The capacitive touch sensors formed are arranged, or can be the touch sensor formed using other touching techniques, such as sound wave
Touch-control, pressure sensible touch, resistive touch, optical touch etc., the embodiment of the present application is not restricted.
Electronic equipment 60 can also include audio component 65.Audio component 65 can be used for providing audio for electronic equipment 60
Output and input function.Audio component 65 in electronic equipment 60 may include loud speaker, microphone, buzzer, tone generation
Device and other components for generating and detecting sound.
Telecommunication circuit 66 can be used for providing the ability with external device communication for electronic equipment 60.Telecommunication circuit 66 can be with
Radio communication circuit including analog- and digital- input-output interface circuit, and based on radiofrequency signal and/or optical signal.Communication
Radio communication circuit in circuit 66 may include radio-frequency transceiver circuitry, power amplifier circuit, low-noise amplifier, open
Pass, filter and antenna.For example, the radio communication circuit in telecommunication circuit 66 may include for by transmitting and reception
Near-field coupling electromagnetic signal supports the circuit of near-field communication (Near Field Communication, NFC).For example, communication
Circuit 66 may include near-field communication aerial and near-field communication transceiver.Telecommunication circuit 66 can also include cellular telephone transceiver
And antenna, wireless lan transceiver circuit and antenna etc..
Electronic equipment 60 can further include battery, power management circuitry and other input-output units 67.It is defeated
Enter-output unit 67 may include button, control stick, click wheel, scroll wheel, touch tablet, keypad, keyboard, camera shines
Diode and other positioning indicators etc..
User can input a command for the operation of control electronics 60 by input-output circuit 62, and can make
With the output data of input-output circuit 62 status information and other outputs from electronic equipment 60 are received to realize.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
The antenna module and electronic equipment provided above to the embodiment of the present application is described in detail.It is used herein
The principle and implementation of this application are described for specific case, and the explanation of above example is only intended to help to understand
The present processes and its core concept；Meanwhile for those skilled in the art, according to the thought of the application, specific real
There will be changes in mode and application range are applied, to sum up, the contents of this specification should not be construed as limiting the present application.
Claims (11)
1. a kind of antenna module, which is characterized in that including：
Metal substrate, the metal substrate have through-hole, and the through-hole is on the thickness direction of the metal substrate through described
Metal substrate, the through-hole are adjacent with the first end of metal substrate；
First antenna structure is formed in the first side of the first end；
Second antenna structure is formed in the centre of the first end, second antenna structure and the first antenna structure
Between be equipped with the first gap, first gap extended to form from the first end towards the through-hole and with the through-hole connect
It is logical；
Third antenna structure, is formed in the second side of the first end, and second antenna structure is arranged at described first day
Between cable architecture and the third antenna structure, it is equipped between second between the third antenna structure and second antenna structure
Gap, second gap extend to form from the first end towards the through-hole and are connected to the through-hole；
Second antenna structure is equipped with Coupling point, adjacent second gap setting of the Coupling point, and the Coupling point is logical
Concatenated inductor and capacitor ground connection is crossed, the third antenna structure receives day by the concatenated inductor and capacitor
Line signal.
2. antenna module according to claim 1, which is characterized in that the string that the concatenated inductor and capacitor are formed
Connection resonance circuit is bandpass filter, the antenna that the corresponding frequency of series resonant circuit and the third antenna structure receive
Signal frequency is identical.
3. antenna module according to claim 1, which is characterized in that the third antenna structure includes between described second
The adjacent third free end of gap and the third connecting pin opposite with the third free end, the third connecting pin with it is described
The main part of metal substrate is fixedly connected.
4. antenna module according to claim 3, which is characterized in that the third connection termination of the third antenna structure
Ground.
5. antenna module according to claim 1, which is characterized in that the third antenna structure is equipped with third earth point
With third feed end, the third feed end is arranged between the third earth point and second gap.
6. antenna module according to claim 1, which is characterized in that the third antenna structure passes through the concatenated electricity
Sensor and capacitor receive positioning system signal.
7. antenna module according to claim 1, which is characterized in that the Coupling point of second antenna structure and described the
The distance range in two gaps is 5mm-20mm.
8. antenna module according to claim 1, which is characterized in that the width range in second gap is 1.5mm-
2mm。
9. antenna module according to claim 1, which is characterized in that the first antenna structure includes between described first
The first adjacent free end of gap and first connecting pin opposite with first free end, first connecting pin with it is described
The main part of metal substrate connects；
The first antenna structure is equipped with the first earth point and the first feed end, and first feed end is arranged described first
Between earth point and first gap.
10. antenna module according to claim 1, which is characterized in that first gap and second gap are by institute
State first end section ingredient from first segment, second segment and third section, the first segment forms the first antenna structure, described
Second segment forms second antenna structure, and the third section forms the third antenna structure, the first segment and described
Three sections are camber line.
11. a kind of electronic equipment, which is characterized in that including antenna module, the antenna module is any one of claims 1 to 10
The antenna module.
Priority Applications (1)
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| CN201810458424.0A CN108666741B (en) | 2018-05-14 | 2018-05-14 | Antenna assembly and electronic equipment |
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| CN201810458424.0A CN108666741B (en) | 2018-05-14 | 2018-05-14 | Antenna assembly and electronic equipment |
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|---|---|
| CN108666741B (en) | 2020-04-21 |
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