CN107948355A - The circuit board and terminal device of antenna radiation performance can be improved - Google Patents
The circuit board and terminal device of antenna radiation performance can be improved Download PDFInfo
- Publication number
- CN107948355A CN107948355A CN201711177761.4A CN201711177761A CN107948355A CN 107948355 A CN107948355 A CN 107948355A CN 201711177761 A CN201711177761 A CN 201711177761A CN 107948355 A CN107948355 A CN 107948355A
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- China
- Prior art keywords
- circuit board
- component
- grounding parts
- terminal device
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- 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
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/3833—Hand-held transceivers
- H04B1/3838—Arrangements for reducing RF exposure to the user, e.g. by changing the shape of the transceiver while in use
-
- 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
- H04M1/0277—Details of the structure or mounting of specific components for a printed circuit board assembly
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
- Telephone Set Structure (AREA)
Abstract
The present invention provides a kind of terminal device, the terminal device includes circuit board, antenna and component, the antenna is located at the both sides of the circuit board with component respectively, the component is installed on the circuit board, and the position that at least part region of the component is corresponded on the circuit board is provided with grounding parts.The present invention also provides a kind of circuit board.The present invention sets grounding parts by the position for being provided with component on circuit boards, so as to shield signal interference of the component to the antenna of circuit board opposite side, so as to reduce the radiation dispersion of antenna.
Description
Technical field
The present invention relates to the board structure of circuit of electronic equipment, more particularly to a kind of circuit that can improve antenna radiation performance
Plate and the terminal device with the circuit board.
Background technology
Forcible authentication index of the radiation dispersion as current electronic equipment, is most complicated among all certifications, is difficult to resolve the most
A problem.Especially for GSM frequency ranges, because the power of itself is especially high, it is easy in the energy that moment excitation has by force
Amount is so as to cause the harmonic excess of radiation dispersion.Actual in use, we also can mainly encounter the triple-frequency harmonics of GSM900
Easily exceeded, the secondary or triple-frequency harmonics of GSM1800 is exceeded.
For radiofrequency signal, the signal of transmitting can not only include available signal (GSM900), often among these
The component (2700GHz) of secondary (1800GHz)/triple-frequency harmonics can also be included, be largely triple-frequency harmonics in actual use
Occur exceeded.For the antenna of resonance, it can also include fundamental wave, secondary/resonance three times.And work as radiofrequency signal
Triple-frequency harmonics energy reach three times at resonance of antenna, these useless harmonic energies will be radiate, so as to cause
It is spuious exceeded.
With the arrival in comprehensive screen epoch of the electronic equipments such as mobile phone, many nonlinear devices can only be arranged on electronic equipment
Top and bottom position, be increasingly closer to be similarly provided at around the antenna of top and bottom, these nonlinear devices are often
Result in antenna radiation dispersion it is exceeded the problem of.
The content of the invention
It is an object of the invention to provide a kind of circuit board and terminal device for improving antenna radiation performance, it can reduce and lean on
Radiation effect of the nonlinear device of nearly antenna to antenna.
In order to solve the above-mentioned technical problem, on the one hand, a kind of terminal device is provided, the terminal device include circuit board,
Antenna and component, the antenna are located at the both sides of the circuit board with component respectively, and the component is installed on described
On circuit board, the position that at least part region of the component is corresponded on the circuit board is provided with grounding parts.
On the other hand, there is provided a kind of circuit board, the circuit board are used for mounting related components, it is corresponding on the circuit board described in
The position at least part region of component is provided with grounding parts.
Circuit board and terminal device provided by the invention, are set by the position for being provided with component on circuit boards and connect
Ground portion, so as to shield signal interference of the component to the antenna of circuit board opposite side, so that the radiation for reducing antenna is miscellaneous
Dissipate.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, general for this area
For logical technical staff, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the schematic top plan view for illustrating partial internal structure of the terminal device in one embodiment of the invention.
Fig. 2 is to illustrate the terminal device along the diagrammatic cross-section of I-I in Fig. 1 in one embodiment of the invention
Part-structure.
Fig. 3 is to illustrate the terminal device along the diagrammatic cross-section of I-I in Fig. 1 in another embodiment of the present invention
Part-structure.
Fig. 4 is to illustrate the terminal device along the diagrammatic cross-section of I-I in Fig. 1 in yet another embodiment of the invention
Part-structure.
Fig. 5 is the showing when grounding parts in one embodiment of the invention are arranged at the corresponding position with the pin field of component
It is intended to.
Fig. 6 is the schematic diagram that empty regions are opened up on the circuit board in the terminal device in one embodiment of the invention.
Fig. 7 is the schematic diagram covered after the antenna in the terminal device in one embodiment of the invention is arranged at.
Fig. 8 is the schematic rear view of the rear cover in the terminal device in one embodiment of the invention.
Fig. 9 is the schematic diagram that the antenna in the terminal device in one embodiment of the invention is arranged on center.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of not making the creative labor
Embodiment, belongs to the scope of protection of the invention.
In the description of the embodiment of the present invention, it is to be understood that the orientation or position relationship of the instruction such as term " thickness " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than imply or refer to
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.
Also referring to Fig. 1-Fig. 2, Fig. 1 is the top view for illustrating partial internal structure of terminal device 100, is illustrated
Multiple hierarchical structures are gone out.Fig. 2 is the cross-sectional view of 100 subregion of terminal device, i.e., illustrates along the section of I-I in Fig. 1
Figure, illustrates the part-structure of the terminal device 100.
As depicted in figs. 1 and 2, the terminal device 100 includes circuit board 10, antenna 20 and component 30.The day
Line 20 is located at the both sides of the circuit board 10 with component 30 respectively, and the component 30 is installed on the circuit board 10.Tool
Body, the antenna 20 is disposed in proximity to the position in the first face 11 of the circuit board 10, and the component 30 is installed on described
On second face 12 of circuit board 10.Second face, 12 and first face 11 is two opposite outer surfaces of the circuit board 10.
Wherein, the position that at least part region of the component 30 is corresponded on the circuit board 10 is provided with grounding parts
J1.The grounding parts J1 is used to reducing or eliminating the coupling between component 30 and the antenna 20, and reduces the spoke of antenna 20
Penetrate spuious, avoid the radiation dispersion of antenna exceeded.
Wherein, the circuit board 10 is the multilayer circuit board for including multilayer circuit layer D1, wherein the one of the circuit board 10
The position at least part region of the correspondence component 30 on layer circuit layer D1 is provided with grounding parts J1.
In certain embodiments, the grounding parts J1 be arranged at the circuit board 10 be used for the component 30 is installed
Outermost circuit layer D1, and the Zone Full in the non-pinned region of component 30 described in the position correspondence of the grounding parts J1 or
Subregion.Wherein, the surface of the outermost circuit layer D1 for installing the component 30 is second face
12.When the component 30 is installed on the circuit board 10, the non-of component 30 described in the position face of grounding parts J1 is drawn
Subregion in foot region or non-pinned region.So as to which grounding parts J1 will not be electrically connected with the pin of component 30, no
The normal work of component 30 can be impacted, while the signal in the non-pinned region by shielding component 30, can be compared with
The coupling between component 30 and antenna 10 is reduced to big degree, reduces the radiation dispersion of antenna 20.
Specifically, as shown in Fig. 2, in certain embodiments, the grounding parts J1 is arranged at being used for for the circuit board 10
The outermost circuit layer D1 for installing the component 30 refers to that the grounding parts J1 is arranged at the outermost circuit layer
On the surface of D1, namely on the second face 12 of the circuit board 10.That is, described grounding parts J1 is arranged at the outermost circuit
On the surface of layer D1 (on second face 12), when the component 30 is installed on the circuit board 10, the grounding parts
J1 is between second face 12 and the component 30.Likewise, the as it was previously stated, position face institute of the grounding parts J1
State component 30 non-pinned region or non-pinned region in subregion.
Wherein, the grounding parts J1 can be sheet metal, metallic plate, or can also be to be coated on second face 12
Metal coating etc., and grounding parts J1 is connected with the ground on circuit board 10 and forms grounding parts J1.
Referring to Fig. 3, in further embodiments, the grounding parts J1 be arranged at the circuit board 10 be used for institute is installed
The outermost circuit layer D1 for stating component 30 refers to corresponding to the non-of the component 30 on the outermost circuit layer D1
Formed with ground area on the position of pin field.For example, the outermost for being used to install the component 30 of the circuit board 10
The predeterminable area of the circuit layer D1 of side is filled with conductive material after emptying, and the ground of the conductive material and circuit board 10 carries out electricity
Connection, and form the grounding parts J1.Wherein, after the predeterminable area is installed on the circuit board 10 for component 30, with
The corresponding region of all or part in the non-pinned region of the component 30.That is, described predeterminable area can with it is described non-pinned
Region is identical, or less than the non-pinned region and falls within the non-pinned region.
It is referring to Fig. 4, in further embodiments, the grounding parts J1 is formed at the electricity of the inner side of the circuit board 10
On the floor D1 of road, i.e. be formed on the non-circuit layer D1 in the outer part of the circuit board 10.At this time, the grounding parts J1 can be only
The position of the pin field of the corresponding component 30 is arranged at, or is only arranged at the non-pinned area of the corresponding component 30
The position in domain, or the position in the non-pinned region of part pin field and part of the corresponding component 30 is arranged at, or
Person can also be arranged at the position of corresponding 30 whole region of component.
Since the pin of component 30 is all welded on the outermost circuit layer D1 of circuit board 10, when the grounding parts
When J1 is arranged on the circuit layer D1 of the inside of the circuit board 10, contacted without having to worry about grounding parts J1 with the pin of component 30
The influence of the normal work to component 30 is caused, therefore, the grounding parts J1 can be arranged on corresponding 30 any portion of component
The position of position.
That is, when component 30 is installed on the circuit board 10, the position of the grounding parts J1 can be with the component
The view field of 30 pin field on the circuit board 10 overlaps, or the position of the grounding parts J1 can be with the component 30
Non-pinned region view field on the circuit board 10 overlap, or the position of the grounding parts J1 can be with the component 30
The non-pinned region in part and part pin field view field on the circuit board 10 overlap, or the grounding parts J1
Position can be overlapped with the view field of the Zone Full of the component 30 on the circuit board 10.
Show referring to Fig. 5, being arranged at for the grounding parts J1 with the corresponding position of pin field of the component 30
It is intended to.As shown in figure 5, the grounding parts J1 includes multiple, and each grounding parts J1 is arranged at the one of the corresponding component 30
The position of a pin, so as to only be shielded to the pin of component 30.Avoid the area of grounding parts J1 excessive and influence antenna
10 radiance.
Referring to Fig. 6, the schematic diagram for circuit board 10 in one embodiment.Wherein, the circuit board 10 is in corresponding institute
The position for stating antenna 20 offers empty regions Z1, so as to avoid the signal of shielded antenna 20, avoids or reduces to antenna 20
The influence of performance.
Turning back to refering to Fig. 1, wherein, the terminal device 100 includes viewing area 101 and non-display area 102, the headroom
Region Z1 is opened in the position of the correspondence non-display area 102 of the circuit board 10, and the antenna 20 is also disposed on the terminal
The position of correspondence non-display area 102 in equipment 100.
Referring to Fig. 7, the internal structure side schematic view for the terminal device 100 in an embodiment.The terminal device
100 further include rear cover 40, wherein, for the antenna 20 to be arranged on rear cover 40, the first face 11 of the circuit board 10 is face
The face of the rear cover 40, the second face 12 of the circuit board 10 is the face away from the rear cover 40.The component 30 is installation
In on the second face 12 of the remote rear cover 40 of the circuit board 10.
Projection of the antenna 20 on the circuit board 10 and the empty regions Z1 opened up on the circuit board 10
All overlap or partially overlap.
Referring to Fig. 8, the schematic rear view for terminal device 100.Wherein, on the rear cover 40 respective antenna 20 position
A plurality of gap 41 is offered, the empty regions on rear cover 40 are formed, for the transmitting-receiving of the signal of antenna 20.Wherein, it is described a plurality of
Gap is parallel slit, the nonmetallic materials such as resin material or glue is also filled with a plurality of gap 41, to strengthen rear cover
40 intensity.
In certain embodiments, a plurality of gap 41 is slit, slit width 0.05mm, 0.3mm or 0.05mm~0.3mm
In any number, and the number in gap 41 be 5,10 or 5~10 in arbitrary number.Utilize the slit 41
Slit width ensures maximum in 0.05mm so that the slit 41 can not directly be told by user, and ensure the rear cover 40 most
Low radio frequency efficiency, on the contrary, the slit width of the slit 41 ensures maximum in 0.3mm so that still can not be by user on naked eyes
Identify, and the radio frequency efficiency of the rear cover 40 is improved.Equally, the number of the slit 41 is minimum controls at 5, with
Ensure the radiance of the rear cover 40, in the maximum control of the bar number of the slit 41 at 10, to ensure the rear cover 40
Appearance requirement.
Wherein, the rear cover 40 is metal back cover.
As shown in figure 8, shooting head bore 401 is further opened with the rear cover 40.Wherein, a plurality of gap 41 is to be arranged at
Image between head bore 401 and 402 edge of top margin of the rear cover 40.The extension shape in a plurality of gap 41 and the rear cover 40
Top margin 402 extension shape it is roughly the same.That is, every gap 41 all includes at least a straightway and is connected to the straight line
Two arc sections at section both ends.Wherein, the shooting head bore 401 be dual camera hole, for housing the formation of two cameras
Dual-camera structure, or the shooting head bore 401 is imitative dual camera hole, for housing a camera and a flash lamp
Imitative pair formed takes the photograph structure.
In certain embodiments, as shown in Figure 1, the antenna 20, circuit board 10 are to be disposed in proximity to terminal device 100
The position on top 110, and the antenna 20 extends along the edge on the top 110 of the terminal device 100.In other implementations
In example, the position of the top 110 of the terminal device 100 and the correspondence non-display area 102 of bottom 120 is both provided with antenna 20
With circuit board 10, and grounding parts J1 is provided with the circuit board 10 at the position of mounting related components 30.
In certain embodiments, as shown in figure 8, when the bottom 120 of the terminal device 100 is nearby also equipped with antenna 20
When, the base 403 of the rear cover 40 nearby also offers a plurality of foregoing gap 41, for the clearance zone as the antenna 20
Domain.The shape in a plurality of gap 41 that the base 403 of the rear cover nearby opens up is also close with the extension shape on the base 403
Seemingly.
Also referring to Fig. 9, in further embodiments, the terminal device 100 further includes center 50, and antenna 20 can be set
It is placed on center 50, the center 50 can be extended partially at the position of the circuit board 10, the position of the antenna 20 and institute
The position for stating the empty regions Z1 of circuit board 10 is generally corresponding to.That is, the view field and institute of described antenna 20 on the circuit board 10
The empty regions Z1 for stating circuit board 10 is all overlapped or partially overlapped.
Wherein, foregoing Fig. 1, Fig. 2 can be the schematic diagram that the antenna 20 is arranged on center 50.Wherein, the center
50 may extend to the display area of terminal device 100, and carry the display screen of the terminal device 100.
Wherein, the first surface 11 of the circuit board 10 can be the face of rear cover 40 described in face or remote rear cover 40
Face, i.e. the center 50 may be disposed at the circuit board 10 close to the side of rear cover 40 or the side of the remote rear cover 40, institute
The opposite side that component 30 is then arranged at the circuit board 10 is stated, by the position for the circuit board 10 installed in the component 30
Grounding parts J1 is set, so that radiation dispersion of the component 30 to the antenna be reduced or avoided.
In certain embodiments, the circuit board 10 offers empty regions Z1 as institute in the position of the correspondence antenna 20
The position for stating 10 respective antenna 20 of circuit board hollows out and forms empty regions Z1.In further embodiments, the circuit board 10
Offered in the position of the correspondence antenna 20 empty regions Z1 be by the circuit board 10 at the position of respective antenna 20
The conductive materials such as copper foil layer remove, and form the region only with non-conducting material.
Wherein, in the application, the component 30 is non-linear element, including optical sensor, proximity sensor etc. pass
It is at least one in the components such as sensor, camera, flash lamp, microphone, loudspeaker.
In the application, the quantity of the component 30 can be one or more.It is right when the quantity of component 30 is multiple
, can be in correspondence some first devices therein of circuit board 30 in the component 30 for being installed on the circuit board 30 and close antenna 20
The position of part 30 sets the grounding parts J1, can also be corresponded in circuit board 30 at the position of all components 30 and all set institute
State grounding parts J1.
Wherein, the circuit board 10 can be the mainboard of terminal device 100.
Wherein, the terminal device 100 may also include the structures such as display screen and glass cover-plate, due to being improved with the present invention
It is unrelated, therefore be not described and illustrate.For example, the cross-sectional view described in Fig. 7 is tied to eliminate display screen and glass cover-plate etc.
The schematic diagram of structure, only illustrates component structure according to the present invention.
Obviously, when the position of 10 respective antenna 20 of circuit board hollows out and forms empty regions Z1, the circuit board
30 will remain with the position installed for mounting related components 30, and only not include the component the antenna 20 is corresponding
30 position hollows out to form empty regions Z1.For example, as shown in fig. 6, when the empty regions Z1 corresponds to hollow out circuit board 10
When the position of antenna 20 is formed, the position that the circuit board 30 is used for mounting related components 30 also remains with board structure of circuit, with
In mounting related components 30.
In the application, as needed, the intensity of radiation dispersion and aerial signal in order to balance can be only in the correspondence member
The position of the significant points of device 30 sets grounding parts J1, it is thus possible to increase the area of the empty regions of respective antenna 20,
It can ensure that the radiation dispersion of antenna 20 meets the requirements.For example, as it was previously stated, can be only in the pin field of corresponding component 30
Position grounding parts J1 is set, or grounding parts J1 is set at the position in the non-pinned region of corresponding component.
Certainly, in the case where some are primary scene to radiation dispersion requirement, grounding parts J1 is arranged at the circuit board
On the circuit layer D1 of 30 internal layer, and all areas in the correspondence component 30 all set grounding parts J1, it is clear that can be complete
Shield effect of the component 30 to antenna 20 complete or extreme portions, and significantly improve radiation dispersion.
Wherein, the terminal device 100 can be mobile phone, tablet computer.The antenna 20 specifically may include radio-frequency receiving-transmitting electricity
Road, match circuit and antenna radiator etc..
Terminal device 100 and circuit board 10 provided by the invention, by being used for mounting related components 30 in circuit board 10
Position sets grounding parts, so as to prevent the signal of component 30 from being transmitted to antenna 20, avoids the radiation dispersion of nature 20 exceeded,
Effectively improve the radiance of antenna.
Above is the embodiment of the embodiment of the present invention, it is noted that come for those skilled in the art
Say, on the premise of principle of the embodiment of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (23)
1. a kind of terminal device, it is characterised in that the terminal device includes circuit board, antenna and component, the antenna
It is located at the both sides of the circuit board respectively with component, the component is installed on the circuit board, right on the circuit board
The position at least part region of the component is answered to be provided with grounding parts.
2. terminal device according to claim 1, it is characterised in that the circuit board includes opposite the first face and second
Face, the antenna are disposed in proximity to the position in the first face of the circuit board, and the component is installed on the of the circuit board
On two faces.
3. terminal device according to claim 2, it is characterised in that the circuit board is the multilayer for including multilayer circuit layer
Circuit board, the position at least part region of the correspondence component wherein on one layer of circuit layer of the circuit board are provided with
The grounding parts.
4. terminal device according to claim 3, it is characterised in that the grounding parts are arranged at being used for for the circuit board
The outermost circuit layer of the component is installed, the surface of the outermost circuit layer is second face, and described is connect
The Zone Full in the non-pinned region of component described in the position correspondence in ground portion or subregion.
5. terminal device according to claim 4, it is characterised in that the grounding parts are arranged at the second of the circuit board
On face, when the component is installed on the circuit board, the grounding parts be located at second face and the component it
Between.
6. terminal device according to claim 5, it is characterised in that the grounding parts include being arranged on second face
At least one of sheet metal, metallic plate and the metal coating that is coated on second face, and the grounding parts and electricity
Ground connection on the plate of road.
7. terminal device according to claim 4, it is characterised in that the grounding parts are in the outermost circuit layer
The ground area formed on the position in the non-pinned region of the corresponding component.
8. terminal device according to claim 7, it is characterised in that the circuit board be used for the component is installed
The predeterminable area of outermost circuit layer is filled with conductive material after emptying, and the ground of the conductive material and the circuit board into
Row is electrically connected, so as to form the grounding parts.
9. terminal device according to claim 3, it is characterised in that the grounding parts are formed at the inner side of the circuit board
Circuit layer on, the grounding parts are arranged at the position of the pin field of the corresponding component, or be arranged at it is corresponding described in
The position in the non-pinned region of component, or be arranged at the corresponding component part pin field and part it is non-pinned
The position in region, or it is arranged at the position of the corresponding component whole region.
10. terminal device according to claim 9, it is characterised in that when the grounding parts are arranged at corresponding first device
During the position of the pin field of part, the grounding parts are including multiple, and each grounding parts are arranged at the one of the corresponding component
The position of a pin.
11. terminal device according to claim 3, it is characterised in that the circuit board is in the position of the correspondence antenna
Offer empty regions.
12. terminal device according to claim 11, it is characterised in that the terminal device further includes rear cover, the day
Line be arranged at it is described after cover, the first face of the circuit board is the face of rear cover described in face, and the second face of the circuit board is
Face away from the rear cover；The component is to be installed on the second face of the remote rear cover of the circuit board；The day
Projection of the line on the circuit board is all overlapped or partially overlapped with the empty regions opened up on the circuit board.
13. terminal device according to claim 11, it is characterised in that the terminal device further includes center, the day
Line is arranged on center, and the midframe part is extended at the position of the circuit board, and the antenna is on the circuit board
View field all overlaps or partially overlaps with the empty regions of the circuit board.
14. according to claim 1-13 any one of them terminal devices, it is characterised in that the component is non-linear first device
One in part, including optical sensor, proximity sensor, camera, flash lamp, microphone, loudspeaker.
15. a kind of circuit board, it is characterised in that the circuit board is used for mounting related components, and the member is corresponded on the circuit board
The position at least part region of device is provided with grounding parts.
16. circuit board according to claim 15, it is characterised in that the circuit board is the multilayer for including multilayer circuit layer
Circuit board, the position at least part region of the correspondence component wherein on one layer of circuit layer of the circuit board are provided with
The grounding parts.
17. circuit board according to claim 16, it is characterised in that the grounding parts are arranged at being used for for the circuit board
The outermost circuit layer of the component is installed, and the non-pinned region of component described in the position correspondence of the grounding parts
Zone Full or subregion.
18. circuit board according to claim 17, it is characterised in that the grounding parts are arranged at being used for for the circuit board
Install on the surface of outermost circuit layer of the component, it is described when the component is installed on the circuit board
Grounding parts are located between surface and the component of the outermost circuit layer.
19. circuit board according to claim 18, it is characterised in that the grounding parts include being arranged at described outermost
At least one of sheet metal, metallic plate on the surface of circuit layer and the metal coating that is coated on second face, and
The grounding parts are connected with the ground on circuit board.
20. circuit board according to claim 18, it is characterised in that the grounding parts are in the outermost circuit layer
The ground area formed on the position in the non-pinned region of the corresponding component.
21. circuit board according to claim 20, it is characterised in that the circuit board be used for the component is installed
The predeterminable area of outermost circuit layer is filled with conductive material after emptying, and the ground of the conductive material and the circuit board into
Row is electrically connected, and forms the grounding parts.
22. circuit board according to claim 16, it is characterised in that the grounding parts are formed at the inside of the circuit board
Circuit layer on, the grounding parts are arranged at the position of the pin field of the corresponding component, or be arranged at it is corresponding described in
The position in the non-pinned region of component, or be arranged at the corresponding component part pin field and part it is non-pinned
The position in region, or it is arranged at the position of the corresponding component whole region.
23. circuit board according to claim 22, it is characterised in that when the grounding parts are arranged at the corresponding component
Pin field position when, the grounding parts include multiple, and each grounding parts are arranged at one of the corresponding component
The position of pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711177761.4A CN107948355B (en) | 2017-11-20 | 2017-11-20 | Circuit board capable of improving antenna radiation performance and terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711177761.4A CN107948355B (en) | 2017-11-20 | 2017-11-20 | Circuit board capable of improving antenna radiation performance and terminal equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107948355A true CN107948355A (en) | 2018-04-20 |
| CN107948355B CN107948355B (en) | 2020-03-10 |
Family
ID=61929936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711177761.4A Active CN107948355B (en) | 2017-11-20 | 2017-11-20 | Circuit board capable of improving antenna radiation performance and terminal equipment |
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| CN110138941A (en) * | 2019-06-18 | 2019-08-16 | 广东以诺通讯有限公司 | The master board device of mobile phone is taken the photograph after a kind of three |
| CN110661079A (en) * | 2019-10-10 | 2020-01-07 | Oppo（重庆）智能科技有限公司 | Shell assembly and electronic device |
| CN113823911A (en) * | 2021-09-28 | 2021-12-21 | 华勤技术股份有限公司 | Antenna anti-interference structure, mobile terminal and assembling method of antenna anti-interference structure |
| WO2022227785A1 (en) * | 2021-04-30 | 2022-11-03 | 荣耀终端有限公司 | Electronic component connection structure and electronic device |
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| CN110138941A (en) * | 2019-06-18 | 2019-08-16 | 广东以诺通讯有限公司 | The master board device of mobile phone is taken the photograph after a kind of three |
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|---|---|
| CN107948355B (en) | 2020-03-10 |
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