CN102083300A - Anti-interference structure for wireless signal and portable mobile terminal - Google Patents
Anti-interference structure for wireless signal and portable mobile terminal Download PDFInfo
- Publication number
- CN102083300A CN102083300A CN2011100220385A CN201110022038A CN102083300A CN 102083300 A CN102083300 A CN 102083300A CN 2011100220385 A CN2011100220385 A CN 2011100220385A CN 201110022038 A CN201110022038 A CN 201110022038A CN 102083300 A CN102083300 A CN 102083300A
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- wireless signal
- interference structure
- signal anti
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- conductor spare
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/528—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the re-radiation of a support structure
-
- 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
- H01Q1/243—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 with built-in antennas
-
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
Abstract
The embodiment of the invention discloses an anti-interference structure for wireless signal and a portable mobile terminal, which relate to the field of electronic technology and settle the technical problem of poor reliability of the anti-interference ability for wireless signal in the prior art. The anti-interference structure for wireless signal comprises a filtering device electrically connected with a suspending conductor, wherein the filtering device is electrically connected with the conductor and the ground respectively and is used for eliminating the wireless signals on the conductor by filtration. The portable mobile terminal comprises a casing and the anti-interference structure for wireless signal provided by the invention. The anti-interference structure for wireless signal, which is provided by the invention, is applied to mitigating the interference of the wireless signals received on the suspending conductor to antennas.
Description
Technical field
The present invention relates to electronic technology field, the portable mobile termianl that is specifically related to a kind of wireless signal anti-interference structure and is provided with this wireless signal anti-interference structure.
Background technology
Along with the continuous development of electronic technology, portable mobile termianls such as mobile phone, palmtop PC have become means of communication the most common in people's daily life.
Usually be provided with some conductor spares on the existing portable mobile termianl, when the user holds mobile phone, these conductor spares will be suspended in the air in the lump with portable mobile termianl, thereby become the conductor spare of suspension, when the antenna of portable mobile termianl receives wireless signal, the conductor spare that suspends also can receive wireless signal, the conductor spare that suspends can produce the wireless signal with interference effect after receiving wireless signal, these wireless signals with interference effect can influence the reception of antenna to wireless signal, and finally influence speech quality.
In the prior art, for the influence of the conductor spare that reduces suspension to wireless signal, the main method that adopts conductor spare ground connection, a metal clips promptly is set between the terminal of ground connection on conductor spare and the circuit board, the two ends of metal clips respectively with circuit board on the terminal of ground connection and conductor spare lean and form and be electrically connected, like this, metal clips just can be with the wireless signal that received on the conductor spare that the suspends terminal ground connection by ground connection on the circuit board, thereby reduce on the conductor spare wireless signal to the influence of antenna.
The inventor finds that there is following problem at least in prior art in realizing process of the present invention:
In the prior art, the main employing avoided the interference to wireless signal of the conductor spare that suspends with the method for conductor spare ground connection, be by forming electrical connection between the terminal of ground connection on metal clips and the circuit board in this method against the mode that contacts, because the surface area of the terminal of ground connection is limited, and against the size of the area of the electrical connection of contact in the formed electric connection structure can't be more accurate control, cause the reliability that is electrically connected relatively poor, and the reliability that is electrically connected can make that also prior art is relatively poor to the reliability of the anti-tampering ability of wireless signal when relatively poor.
Summary of the invention
The portable mobile termianl that the embodiment of the invention provides a kind of wireless signal anti-interference structure and has been provided with this wireless signal anti-interference structure has solved prior art to the relatively poor technical problem of the reliability of the anti-tampering ability of wireless signal.
For achieving the above object, embodiments of the invention adopt following technical scheme:
This wireless signal anti-interference structure comprises the filtering device that is electrically connected with the conductor spare that suspends, described filtering device respectively with described conductor spare and be electrically connected, described filtering device is used for the wireless signal on the described conductor spare of filtering.
This portable mobile termianl comprises housing and the wireless signal anti-interference structure that the invention described above provided.
Compared with prior art, the arbitrary technical scheme in the technique scheme provided by the present invention has following advantage:
Because in the wireless signal anti-interference structure that the embodiment of the invention provided, be connected with the filtering device that is used for the wireless signal on the filtering conductor spare between conductor spare that suspends and the ground, compared with prior art, because median filter spare itself of the present invention has the function of filtering to wireless signal, so the wireless signal that conductor spare received need not ground connection, so wireless signal anti-interference structure of the present invention is to the filtering ability of wireless signal, depend primarily on the model and the rules of filtering device, rather than whether the ground connection of conductor spare is reliable, simultaneously, because the model of filtering device and rules are (or afterwards) setting or selection in advance, and, the identical filtering device of model and rules also is more stable to the filtering ability of wireless signal, consistent, so the filtering device in use filtering ability to wireless signal is also comparatively stable, reliably, so solved prior art to the relatively poor technical problem of the reliability of the anti-tampering ability of wireless signal;
In addition, can adjust the anti-tampering ability of whole wireless signal anti-interference structure by the model of change filtering device and the mode of rules in the embodiment of the invention to wireless signal, and then make the wireless signal anti-interference structure more easy to control to the anti-tampering ability and the effect of wireless signal, more accurate, and then preferably being applied on the higher electronic equipment of anti-tampering Capability Requirement (for example portable mobile termianl).
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The schematic diagram of the assembling process of the portable mobile termianl of the wireless signal anti-interference structure that is provided with embodiments of the invention and provides is provided Fig. 1;
Fig. 2 is that portable mobile termianl shown in Fig. 1 is along the cross-sectional schematic of A-A line;
Fig. 3 is the enlarged diagram of Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not paying creative work belongs to the scope of protection of the invention.
The embodiment of the invention provides a kind of reliability of the anti-tampering ability to wireless signal relatively good, and more tangible wireless signal anti-interference structure of anti-tampering effect and the portable mobile termianl that is provided with this wireless signal anti-interference structure.
As Fig. 1, Fig. 2 and shown in Figure 3, the wireless signal anti-interference structure that the embodiment of the invention provided, comprise the filtering device 2 that is electrically connected with the conductor spare 1 that suspends, filtering device 2 respectively with conductor spare 1 and be electrically connected, filtering device 2 is used for the wireless signal on the filtering conductor spare 1.
Because in the wireless signal anti-interference structure that the embodiment of the invention provided, be connected with the filtering device 2 that is used for the wireless signal on the filtering conductor spare 1 between conductor spare as shown in Figure 31 that suspends and the ground, compared with prior art, because median filter spare 2 of the present invention itself has the function of filtering to wireless signal, so the wireless signal that conductor spare 1 is received need not ground connection, so wireless signal anti-interference structure of the present invention is to the filtering ability of wireless signal, depend primarily on the model and the rules of filtering device 2, rather than whether the ground connection of conductor spare 1 is reliable, simultaneously, because the model of filtering device 2 and rules are (or afterwards) setting or selection in advance, and, the filtering ability of 2 pairs of wireless signals of filtering device that model and rules are identical also is more stable, consistent, so the filtering device 2 in use filtering ability to wireless signal is also comparatively stable, reliably, so solved prior art to the relatively poor technical problem of the reliability of the anti-tampering ability of wireless signal;
In addition, can adjust the anti-tampering ability of whole wireless signal anti-interference structure by changing as shown in Figure 3 the model of filtering device 2 and the mode of rules in the embodiment of the invention to wireless signal, and then make the wireless signal anti-interference structure more easy to control to the anti-tampering ability and the effect of wireless signal, more accurate, and then preferably being applied on the higher electronic equipment of anti-tampering Capability Requirement (for example portable mobile termianl).
In the present embodiment as shown in Figure 3 conductor spare 1 be metalwork, and/or filtering device 2 is an electric capacity.Metalwork has excellent conducting performance, and it is stronger to the receiving ability of wireless signal to be suspended in aerial metalwork, and is also bigger to antenna interference effect on the electronic equipment, so suitablely use technical scheme provided by the present invention and reduce its influence to antenna.Electric capacity be with low cost, be easy to connect, and the electronic device of being convenient to buy with filter function helps reducing the cost of the wireless signal anti-interference structure that the embodiment of the invention provides.
The wireless signal anti-interference structure also comprises the housing as shown in Figure 33 that insulating material makes, connector 4 and the earthing member 5 that conductor material is made in the present embodiment, wherein:
A wherein end conductor spare 1 of connector 4 leans and forms electrical connection, and the wherein other end of connector 4 is electrically connected with the wherein utmost point in the two poles of the earth of electric capacity;
Wherein another utmost point in the two poles of the earth of electric capacity is electrically connected with earthing member 5.
In the present embodiment as shown in Figure 3 connector 4 be metal clips, housing 3 is made for plastic material, metal clips is fixedly arranged on the housing 3 by hot riveting technique.
Metal clips not only has excellent conducting performance, but also has stronger elasticity, can guarantee metal clips adopt against mode when being electrically connected, even certain vibration or distortion take place metal clips, also can form and be electrically connected comparatively reliably with conductor spare 1.It is higher that hot riveting technique has bonding strength, and the high advantage of positional precision.During rivet hot, on housing 3, form the riveting post that plastic material is made earlier, the through hole on the metal clips is socketed on the riveting post, add the rivet hot post then, when making the riveting post be in molten condition, the riveting post that is in molten condition is exerted pressure, just metal clips can be fixed on the housing 3 firmly after the cooling of riveting post.
Electric capacity comprises all as shown in Figure 1 in the form of sheets first 21 and second portion 22 in the present embodiment, wherein:
First 21 is electrically connected with conductor spare 1, and second portion 22 is electrically connected with earthing member 5;
First 21 is relative with second portion 22 positions, and there is the gap between the two in first 21 with second portion 22.
First 21 and second portion 22 constitute the positive pole and the negative pole of electric capacity respectively in this structure, thereby form the electric capacity that can play the effect of filtering.The relative area in position is big more between the positive pole of electric capacity and the negative pole, then the appearance value of electric capacity is also big more, also strong more to filter capacity that wireless signal played, so it is relative with the maximum extended planar position of second portion 22 to be preferably the maximum extended planar of first 21 in the present embodiment, at this moment, the appearance value of electric capacity is bigger, and then also strong more to the filter capacity that wireless signal played.
In the present embodiment as shown in Figure 1 earthing member 5 be the electro-magnetic shielding cover of ground connection or the earth terminal on the circuit board 7, earthing member 5 is preferably electro-magnetic shielding cover, and/or first 21 is an integral structure with connector 4, and/or second portion 22 is an integral structure with earthing member 5.
Electro-magnetic shielding cover is used for the important communication device on the circuit board 7 is carried out electromagnetic shielding, so all be ground connection usually, because electro-magnetic shielding cover all has bigger surface area usually, when so earthing member 5 is electro-magnetic shielding cover in the present embodiment, between electric capacity and the electro-magnetic shielding cover be electrically connected the bigger or electric capacity of area and earthing member 5 bigger for the area of the part of integral structure, not only the reliability of Dian Lianjieing is also higher, and the appearance value of electric capacity is also bigger.Bonding strength is more firm between the integral structure each several part, and is convenient to adopt one-shot forming technique to carry out processing and manufacturing.
As shown in Figure 3, also be provided with dielectric 6 between first 21 and the second portion 22 in the present embodiment, dielectric 6 and leans with first 21 and second portion 22 respectively between first 21 and second portion 22.
Dielectric 6 separates first 21 with second portion 22, assurance first 21 can not contact with second portion 22 and form electric conductor, thereby guarantees that first 21 and second portion 22 constitute a complete electric capacity.When dielectric 6 leans with first 21 and second portion 22 respectively, can guarantee that capacitance cathode and negative pole are that appearance value everywhere between first 21 and the second portion 22 is more even.The performance of electric capacity is more stable, reliable.
As shown in Figure 3, dielectric 6 is film like in the present embodiment, and/or dielectric 6 is that PET (polyethylene terephthalate, PETG) or PVC (Polyvinylchloride, polyvinyl chloride) material are made.
PET has the good mechanical performance, and the impact strength of PET film is 3～5 times of general thin, and folding resistance is good.Advantage corrosion-resistant, firm and durable that the PVC material has.
The dielectric 6 that is film like is not only saved material, and because dielectric 6 is between first 21 and the second portion 22 between the positive pole of electric capacity and negative pole, when so dielectric 6 is film like, the positive pole and the distance between the negative pole of electric capacity are less, and the positive pole of electric capacity and the distance between the negative pole are more hour, the appearance value of electric capacity is big more, also can be strong more to the filtering ability of wireless signal.
As Fig. 1, Fig. 2 and shown in Figure 3, portable mobile termianl in the present embodiment comprises the wireless signal anti-interference structure that housing 3 and the arbitrary embodiment of the invention described above are provided.
Because embodiment of the invention portable mobile termianl has identical technical characterictic with the wireless signal anti-interference structure that the invention described above embodiment is provided, so also can produce identical technique effect, solves identical technical problem, no longer repeat to set forth herein.
As Fig. 1 or housing shown in Figure 33 casing of electing portable mobile termianl as is arranged.Usually all adopt plastic material to make on the casing of portable mobile termianl, and casing is provided with multiple conductor spare 1,, reduces the influence of the 1 pair of antenna wireless signal of conductor spare on the casing so suitablely use technical scheme provided by the present invention.
Portable mobile termianl is a clamshell handset in the present embodiment, and conductor spare 1 is the rotating shaft in the portable mobile termianl.Rotating shaft on the clamshell handset all adopts metal material to make usually, when the user carries clamshell handset, rotating shaft is in and is suspended in aerial position, so the wireless signal that suitable application technical scheme provided by the present invention reduces in the rotating shaft to be received is to the interference of antenna.
Certainly, the wireless signal anti-interference structure that the arbitrary embodiment of the invention described above is provided also can be applied on other electronic equipments outside the portable mobile termianl, especially on the communication equipment.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (10)
1. wireless signal anti-interference structure is characterized in that: comprise the filtering device that is electrically connected with the conductor spare that suspends, described filtering device respectively with described conductor spare and be electrically connected, described filtering device is used for the wireless signal on the described conductor spare of filtering.
2. wireless signal anti-interference structure according to claim 1 is characterized in that: described conductor spare is a metalwork, and/or described filtering device is an electric capacity.
3. wireless signal anti-interference structure according to claim 2 is characterized in that: this wireless signal anti-interference structure also comprises housing that insulating material makes, connector that conductor material is made and the earthing member of ground connection, wherein:
Described conductor spare is fixedly arranged on the described housing;
Described filtering device is an electric capacity;
The described conductor spare of a wherein end of described connector leans and forms electrical connection, and the wherein other end of described connector is electrically connected with the wherein utmost point in the two poles of the earth of described electric capacity;
Wherein another utmost point in the two poles of the earth of described electric capacity is electrically connected with described earthing member.
4. wireless signal anti-interference structure according to claim 3 is characterized in that: described connector is a metal clips, and described housing is that plastic material is made, and described metal clips is fixedly arranged on the described housing by hot riveting technique.
5. wireless signal anti-interference structure according to claim 3 is characterized in that: described electric capacity comprises all first and second portion in the form of sheets, wherein:
Described first is electrically connected with described conductor spare, and described second portion is electrically connected with described earthing member;
Described first is relative with described second portion position, and has the gap between described first and the described second portion.
6. wireless signal anti-interference structure according to claim 5, it is characterized in that: described earthing member is the electro-magnetic shielding cover of ground connection or the earth terminal on the circuit board, and/or, described first and described connector are integral structure, and/or described second portion and described earthing member are integral structure.
7. wireless signal anti-interference structure according to claim 5, it is characterized in that: also be provided with dielectric between described first and the described second portion, described dielectric and leans with described first and described second portion respectively between described first and described second portion.
8. wireless signal anti-interference structure according to claim 7 is characterized in that: described dielectric is film like, and/or described dielectric is that PET or PVC material are made.
9. a portable mobile termianl is characterized in that: comprise the arbitrary described wireless signal anti-interference structure of housing and claim 1 to 8.
10. wireless signal anti-interference structure according to claim 9 is characterized in that: described portable mobile termianl is a clamshell handset, and described conductor spare is the rotating shaft in the described portable mobile termianl.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100220385A CN102083300A (en) | 2011-01-19 | 2011-01-19 | Anti-interference structure for wireless signal and portable mobile terminal |
| PCT/CN2011/074872 WO2012097561A1 (en) | 2011-01-19 | 2011-05-30 | Anti-interference structure for wireless signals and portable mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100220385A CN102083300A (en) | 2011-01-19 | 2011-01-19 | Anti-interference structure for wireless signal and portable mobile terminal |
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| Publication Number | Publication Date |
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| CN102083300A true CN102083300A (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100220385A Pending CN102083300A (en) | 2011-01-19 | 2011-01-19 | Anti-interference structure for wireless signal and portable mobile terminal |
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| Country | Link |
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| CN (1) | CN102083300A (en) |
| WO (1) | WO2012097561A1 (en) |
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| WO2012113203A1 (en) * | 2011-02-22 | 2012-08-30 | 中兴通讯股份有限公司 | Rotary usb interface device |
| CN104284454A (en) * | 2013-07-01 | 2015-01-14 | 中兴通讯股份有限公司 | Grounding structure and rotary wireless network adapter |
| CN108464853A (en) * | 2018-03-30 | 2018-08-31 | 广东知识城运营服务有限公司 | A kind of orthopedist's special intelligent drilling guiding equipment with cleaning device |
| CN108652705A (en) * | 2018-03-30 | 2018-10-16 | 广东知识城运营服务有限公司 | A kind of medicinal intelligent drilling guide device |
| CN115802736A (en) * | 2023-01-31 | 2023-03-14 | 荣耀终端有限公司 | Anti-interference structure and electronic equipment |
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| CN115802736A (en) * | 2023-01-31 | 2023-03-14 | 荣耀终端有限公司 | Anti-interference structure and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012097561A1 (en) | 2012-07-26 |
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Application publication date: 20110601 |