CN102842749A - Electronic equipment - Google Patents
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- CN102842749A CN102842749A CN2011101679887A CN201110167988A CN102842749A CN 102842749 A CN102842749 A CN 102842749A CN 2011101679887 A CN2011101679887 A CN 2011101679887A CN 201110167988 A CN201110167988 A CN 201110167988A CN 102842749 A CN102842749 A CN 102842749A
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Abstract
The invention aims at providing electronic equipment which comprises a first housing which is a conductive housing, and further comprises a first wireless communication module, a first radio frequency wire and a first electric conductor, wherein the first wireless communication module is provided with a first input interface; the first end of the first radio frequency wire is electrically connected with the first input interface, and second end of the first radio frequency wire is electrically connected with the first housing; the first electric conductor is connected with the ground of the electronic equipment, is suspended above or parallel with the first housing, and is separated from the first housing in a certain distance; and at the second end of the first radio frequency wire, a core wire in the first radio frequency wire is electrically connected with the first housing, and a shielding layer in the first radio frequency wire is electrically connected with the first electric conductor. The conductive housing of the electronic equipment is used as an antenna arm for wireless transmission, the metal housing does not need to be cut to form an electromagnetic clearance area, the housing does not need to be manufactured by integrally molding plastic and metal; and therefore, the material texture and the mechanism strength are both improved.
Description
Technical field
The present invention relates to wireless communication technology, particularly a kind of electronic equipment.
Background technology
Existing use metal or other electric conducting material in order to reach the effect requirements of wireless receiving and dispatching, generally all are on metal shell, to sever an electromagnetism empty regions to place antenna as the electronic equipment of shell.Yet above-mentioned design meeting influences industrial design and product kenel greatly, and makes product cost increase, and reduces structural strength.
In order to address the above problem, utilize the one-body molded mode of plastic cement and metal to make shell in the prior art, but this mode equally also can to increase product cost, and make the texture of metal shell receive great influence.
Summary of the invention
The purpose of this invention is to provide a kind of electronic equipment, use conductive shell to carry out the transmission of wireless signal, reduce product cost, improve material texture and mechanism's intensity.
To achieve these goals, the embodiment of the invention provides a kind of electronic equipment, comprises one first housing, and said first housing is a conductive shell, and said electronic equipment also comprises:
First wireless communication module is provided with first input interface;
First radio frequency line has first end and second end, and wherein, first end of said first radio frequency line is electrically connected with said first input interface, and second end of said first radio frequency line is electrically connected with said first housing;
First electric conductor is connected with ground, keeps at a certain distance away with said first housing;
At second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said first housing, and the screen in said first radio frequency line is electrically connected with said first electric conductor;
Said first wireless communication module is realized the transmitting-receiving of radiofrequency signal through said first housing and said first electric conductor.
Above-mentioned electronic equipment wherein, also comprises:
Second electric conductor, an end are electrically connected said first electric conductor, and the other end is electrically connected said first housing.
Above-mentioned electronic equipment, wherein, said electronic equipment also comprises:
Be arranged at second end of said first radio frequency line and the match circuit between said first housing;
One end of said match circuit is electrically connected with said first housing, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with the other end of said match circuit.
Above-mentioned electronic equipment, wherein, said match circuit specifically comprises:
One end ground connection, first resistance that the other end is electrically connected with first tie point/or electric capacity;
One end ground connection, the tunable capacitor that the other end is electrically connected with second tie point;
One end is electrically connected with first tie point, the regulating circuit that the other end is electrically connected with second tie point;
Said first housing is electrically connected with said first tie point, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said second tie point.
Above-mentioned electronic equipment, wherein,
Said electronic equipment also comprises second housing that is connected with ground, is connected with rotary way through a rotational coupling mechanism with said first housing;
Said rotation connection structure comprises:
The first conduction fixture as said first electric conductor is fixed in said second housing, is electrically connected with second housing, has an axis body mounting groove;
One conductive shaft is installed in the said axle mounting groove;
The second conduction fixture is fixed in said first housing, is rotationally connected with said conductive shaft;
Conductive shaft is electrically connected with said metal fixing;
At second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said conductive shaft, the screen in said first radio frequency line through said first conduction fixture or second housing be electrically connected.
Above-mentioned electronic equipment wherein, also comprises:
Be arranged at second end of said first radio frequency line and the match circuit between the said conductive shaft;
One end of said match circuit is electrically connected with said first conductive region, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with the other end of said match circuit.
Above-mentioned electronic equipment, wherein, said match circuit specifically comprises:
One end ground connection, first resistance that the other end is electrically connected with first tie point;
One end ground connection, the tunable capacitor that the other end is electrically connected with second tie point;
One end is electrically connected with first tie point, the regulating circuit that the other end is electrically connected with second tie point;
Said conductive shaft is electrically connected with said first tie point, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said second tie point.
Above-mentioned electronic equipment, wherein, said electronic equipment also comprises:
Be used to realize the electrostatic discharge protection circuit of electrostatic defending;
One end of said electrostatic discharge protection circuit is electrically connected other end ground connection with said first housing.
Above-mentioned electronic equipment, wherein, said electronic equipment also comprises:
Second wireless communication module is provided with second input interface;
Second radio frequency line has first end and second end, and wherein, first end of said second radio frequency line is electrically connected with said second input interface;
First filter circuit;
Second filter circuit;
Match circuit;
First end of said first filter circuit and first end of second filter circuit are electrically connected with said first housing through said match circuit respectively;
Second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with second end of said first filter circuit;
At second end of said second radio frequency line, the heart yearn in said second radio frequency line is electrically connected with second end of said second filter circuit.
Above-mentioned electronic equipment, wherein, said first electric conductor is the sheet metal body structure, the side of said sheet metal body is relative with said first housing.
The embodiment of the invention has following beneficial effect:
In the electronic equipment of the embodiment of the invention; Utilize conductive shell in the electronic equipment as the antenna arm of wireless transmit, and connect wireless communication module and conductive shell, between wireless communication module and conductive shell, carry out the mutual of radiofrequency signal through radio frequency line; When realizing antenna function; Reduced product cost, simultaneously, owing to no longer need on metal shell, sever an electromagnetism empty regions; Need not utilize the one-body molded mode of plastic cement and metal to make shell yet, therefore improve material texture and mechanism's intensity.
In the embodiment of the invention; Setting through above-mentioned second electric conductor; Between first electric conductor and first housing, form the short circuit connection, the housing of winning, first electric conductor and second electric conductor have been cooperated formed PIFA (pico farad) antenna, reduced the length requirement of first electric conductor; Make and antenna miniaturization more can be applicable to more electronic equipment.
In the embodiment of the invention; Also be provided with match circuit; Be provided with adjustable electric capacity and/or adjustable inductance in this match circuit, therefore when the impedance of antenna changes, can realize the impedance self-adaptive coupling through reconciling said tunable capacitor and/or said controllable impedance; Improve impedance matching, reduced power loss.
Description of drawings
Fig. 1 is the structural representation of radio frequency line;
Fig. 2 is a structural representation of realizing first housing and the first electric conductor short circuit in the embodiment of the invention;
Fig. 3 is the structural representation of a kind of match circuit in the embodiment of the invention;
Fig. 4 is the structural representation of a kind of ESD protection circuit in the embodiment of the invention;
Fig. 5 is the structural representation of a kind of implementation of the filter circuit in the embodiment of the invention.
Fig. 6 is the outstanding structure in the embodiment of the invention and the sketch map of the housing upper groove structure of mainboard is installed.
Embodiment
In the electronic equipment of the embodiment of the invention; Utilize conductive shell in the electronic equipment as the antenna arm of wireless transmit; And, between wireless communication module and conductive shell, carry out the mutual of radiofrequency signal, when realizing antenna function through radio frequency line connection wireless communication module and conductive shell; Reduce product cost, improve material texture and mechanism's intensity.
The electronic equipment of the embodiment of the invention comprises one first housing, and said first housing is a conductive shell, and said electronic equipment also comprises:
First wireless communication module is provided with first input interface;
First radio frequency line has first end and second end, and wherein, first end of said first radio frequency line is electrically connected with said first input interface, and second end of said first radio frequency line is electrically connected with said first housing;
First electric conductor is connected with ground, and keeps at a certain distance away with said first housing;
At second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said first housing, and the screen in said first radio frequency line is electrically connected with said first electric conductor;
Said first wireless communication module is realized the transmitting-receiving of radiofrequency signal through said first housing and said first electric conductor.
Wherein, This first wireless communication module can provide the wireless communication module of WCDMA communication service, also can provide the wireless communication module of Wifi communication service, can also provide the wireless communication module of TD-SCDMA communication service; Certainly; Can also provide the radio communication communication module of other radio communication service (like the terrestrial DTV service), not enumerate one by one, no matter the communication standard of wireless communication module how at this; Its difference only is to respond the difference of frequency range, on the working method of antenna, does not have difference.
In specific embodiment of the present invention; When this first electric conductor was installed on first housing, it was installed on first housing through an insulating part, and the relative position relation of first electric conductor and first housing might not; Can be parallel between the two, also can be not parallel.
It can be to be connected (like mainboard ground etc.) with the ground of electronic equipment that this electric conductor is connected with ground, also can be the ground that is connected to wireless communication module through the radio frequency line screen.
Certainly, in specific embodiment of the present invention, when first electric conductor is arranged in the housing with display screen of electronic equipment; Consider the extra generation parasitic capacitance of part meeting that first electric conductor is relative with first housing; In order to reduce the influence of parasitic capacitance, in specific embodiment of the present invention, said first electric conductor adopts sheet metal body structure as shown in Figure 2; First electric conductor is perpendicular to this metal shell; The side that the area of said sheet metal body is less is relative with said first housing, has reduced the relative area between first electric conductor and the metal shell, thereby has reduced parasitic capacitance.
When adopting aforesaid way; First electric conductor is perpendicular to metal shell (i.e. first housing); Because antenna has certain dimensional requirement, if the height of first electric conductor is when being equipped with the housing height of display screen, then this structure does not have any problem; But when the height of first electric conductor is higher than the housing height that display screen is installed, need one bulge-structure be set in the one side that housing is equipped with display screen this moment and holds the part that first electric conductor exceeds housing.Thereby do not change the completion property of the appearance of electronic equipment, promptly the shape of the outer surface under the closure state is smooth.
And consider being rotationally connected of first housing and second housing, this first electric conductor is arranged at the part between two rotation connection structures on the housing.
And consider being rotationally connected of first housing and second housing; Need guarantee that also this bulge-structure can not interfere with the lower house that mainboard is installed in rotation process; At this moment; Should on the housing that mainboard is installed, a groove structure (like a deep-slotted chip breaker) be set, make bulge-structure in rotation process, can not interfere with the lower house that mainboard is installed, a kind of concrete shape is as shown in Figure 6.
Generally speaking; The shell of electronic equipment all comprises at least two housings; I.e. first housing and second housing comprise first housing and second housing that is used to assemble mainboard that is used to assemble the LCD screen like notebook computer, and as renovate, the mobile phone of slip lid also comprises second housing that is used to assemble first housing of LCD screen and is used to assemble mainboard; Even and equipment such as bar phone and PAD, its shell also is that branch is for two parts.
In specific embodiment of the present invention, the first above-mentioned housing is as a radiation branch of antenna, and first electric conductor is connected with the ground of electronic equipment; As antenna ground, wherein the heart yearn of radio frequency line is electrically connected with said first housing, and the screen in said first radio frequency line is electrically connected with said first electric conductor; Through this connected mode, formed when utilizing metal shell to realize antenna function, reduced product cost; Simultaneously; Owing to no longer need on metal shell, sever an electromagnetism empty regions, need not utilize the one-body molded mode of plastic cement and metal to make shell yet, therefore improved material texture and mechanism's intensity.
As shown in Figure 1, be the structural representation of radio frequency line, wherein, radio frequency line comprises following several sections:
The heart yearn 11 of central authorities;
Coat first insulating barrier 12 of said heart yearn 11;
Coat the screen 13 of said insulating barrier 12, for conductive material forms;
Coat second insulating barrier 14 of said screen 13.
Therefore wherein above-mentioned heart yearn is to be used for transmitting radio frequency signal, is electrically connected with first housing as radiating surface, and screen then is electrically connected with first electric conductor as antenna ground.
Relevant as for the area of the response frequency of the setting of the tie point of the setting of heart yearn and the feedback point position of first housing and the screen and first electric conductor and antenna, first housing and the distance between first electric conductor and housing and the factors such as relative area between first electric conductor and the housing, brief description is following.
Well-known frequency resonance publicity is following:
f＝1/(2π(LC)
1/2)
The operation principle antenna of antenna itself is exactly an oscillator; Under the situation that the area of first housing is confirmed; Distance between position, first housing and first electric conductor of adjustment feedback point and the relative area between first electric conductor and the housing etc. just can change inductance L and/or capacitor C wherein, make antenna can be operated in suitable frequency range.
In the above-mentioned antenna structure, in order to make antenna can be operated in suitable frequency range, the length requirement of first electric conductor is bigger; But consider the trend of the volume miniaturization of electronic equipment; In order to reduce the length requirement of first electric conductor, in specific embodiment of the present invention, in specific embodiment of the present invention; As shown in Figure 2, also comprise:
Second electric conductor, 25, one ends are electrically connected said first electric conductor 26, and the other end is electrically connected said first housing 21.
Setting through above-mentioned second electric conductor 25; Between first electric conductor 26 and first housing 21, formed the short circuit connection; Wherein second electric conductor 25 is electrically connected through having formed between pad 24 and first housing 21; And the screen of radio frequency line 23 is connected with first electric conductor 26, and the heart yearn of radio frequency line 23 then is connected with first housing 21 at feedback point 23 places.
Because second electric conductor 25; Between first electric conductor 26 and first housing 21, formed the short circuit connection; Make the housing 21 of winning, first electric conductor 26 form PIFA (pico farad) antenna; Reduced the length requirement of first electric conductor 26, made antenna miniaturization more can be applicable to more electronic equipment.
In the specific embodiment of the invention, above metal shell, build an electromagnetic circuit, utilize the PIFA Principle of Antenna, the radiation branch of metal shell as PIFA, the loop of unsettled structure is as the ground of antenna.Loop and metal-back body can have one or a plurality of short dot, adjust antenna bandwidth.
In specific embodiment of the present invention, when utilizing conductive shell,, reduce power loss in order to improve impedance matching as antenna arm, in specific embodiment of the present invention, this electronic equipment also comprises:
Be arranged at second end of said first radio frequency line and the match circuit between said first housing;
One end of said match circuit is electrically connected with said first housing; Second end at said first radio frequency line; Heart yearn in said first radio frequency line is electrically connected with the other end of said match circuit, and the heart yearn in said first radio frequency line is electrically connected with said first housing through said match circuit
Certainly, the housing that is considered as antenna arm is often touched by the user, at this moment; The impedance meeting of antenna changes, in this case, and in order to realize the self adaptation adjustment of impedance; Said match circuit is a conditioned circuit structure, and is as shown in Figure 3, and said match circuit specifically comprises:
One end ground connection, first resistance R 1 that the other end is electrically connected with first tie point (stain on the left side among the figure); Certainly, this resistance also can use electric capacity to replace.
One end ground connection, the tunable capacitor C1 that the other end is electrically connected with second tie point (stain on the right among the figure);
One end is electrically connected with first tie point, the regulating circuit that the other end is electrically connected with second tie point;
Said first housing is electrically connected with said first tie point, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said second tie point.
And wherein comprise an adjustable device at least in this regulating circuit, like controllable impedance or tunable capacitor, a kind of concrete implementation of explanation is following below.
As shown in Figure 3, this regulating circuit specifically comprises a parallelly connected circuit and second capacitor C 2, and parallel circuits is connected with series system with second capacitor C 2, and wherein, this parallel circuits comprises controllable impedance parallel with one another, second resistance and the 3rd electric capacity.
In the above-mentioned circuit as shown in Figure 3, when the impedance meeting of antenna changes, can realize the impedance self-adaptive coupling in said tunable capacitor C1 and/or the said controllable impedance, improve impedance matching, reduce power loss through reconciling.
In this electronic equipment of existing notebook computer; For another one housing (second housing); Be connected with ground as the one of which; And second housing is connected with rotary way through a rotational coupling mechanism with said first housing, and in specific embodiment of the present invention, this antenna structure can be realized through this rotational coupling mechanism.
Generally speaking, when first housing and second housing were realized being rotationally connected with rotation connection structure, this rotation connection structure all comprised:
First fixture that is fixedly connected with first housing;
Second fixture that is fixedly connected with second housing;
First fixture and second fixture are pivotally attached in the rotating shaft simultaneously, realize being rotationally connected between the two.
In specific embodiment of the present invention, the first above-mentioned fixture, second fixture and rotating shaft are all processed with electric conducting material, form two conduction fixtures and conductive shaft; The first conduction fixture that will be fixed in said second housing is as first electric conductor; And on the first conduction fixture, forming an axis body mounting groove, this conductive shaft is installed in the said axle mounting groove; Electrically connect with the said first conduction fixture and the second conduction fixture simultaneously; As first electric conductor, at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said conductive shaft with the said first conduction fixture; Because all fixtures and axis body all are electric-conductors; Therefore conductive shaft and the tie point of heart yearn have just formed the feedback point of antenna, and the screen in said first radio frequency line is connected with ground with second housing through the said first conduction fixture, also can directly pass through second housing be electrically connected.
Simultaneously, the first conduction fixture and conductive shaft also electrically connect, and have therefore realized that through conductive shaft the short circuit of the first conduction fixture and first housing is connected, and has realized the PIFA antenna.
Certainly under the above-mentioned structure; Still can between second end of first radio frequency line and said conductive shaft, increase by a match circuit and regulate impedance; Improve impedance matching, reduce power loss, an end of said match circuit is electrically connected with said conductive shaft; At second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with the other end of said match circuit.
And above-mentioned match circuit specifically comprises:
One end ground connection, first resistance that the other end is electrically connected with first tie point;
One end ground connection, the tunable capacitor that the other end is electrically connected with second tie point;
One end is electrically connected with first tie point, the regulating circuit that the other end is electrically connected with second tie point;
Said conductive shaft is electrically connected with said first tie point, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said second tie point.
In order further to realize antistatic protection function, the electronic equipment of the embodiment of the invention also comprises the electrostatic discharge protection circuit that is used to realize electrostatic defending; One end of said electrostatic discharge protection circuit is electrically connected other end ground connection with said first housing.
As shown in Figure 4, be a kind of concrete structure sketch map of electrostatic discharge protection circuit, comprising:
One the 4th capacitor C 4, the 5th capacitor C 5 and esd protection device D1, wherein, the end of said C4 is electrically connected with said first housing, and the other end is through said D1 ground connection, and said C5 one end ground connection, the other end is connected on the connecting line that connects said C4 and D1.Esd protection circuit combines with matching network, and C1 is a matching network electric capacity, and C5 is the parasitic capacitance of esd protection device D1.
Certainly, above-mentioned electrostatic discharge protection circuit and match circuit can use separately, but also can combine use.
In specific embodiment of the present invention, more than all be the explanation of carrying out with a wireless communication module, but should be understood that the embodiment of the invention also can utilize identical conductive shell for different wireless communication modules the transmitting-receiving service to be provided, and explains as follows.
The electronic equipment of the embodiment of the invention also comprises:
Second wireless communication module is provided with second input interface;
Second radio frequency line has first end and second end, and wherein, first end of said second radio frequency line is electrically connected with said second input interface;
First filter circuit;
Second filter circuit;
Match circuit;
First end of said first filter circuit and first end of second filter circuit are electrically connected with said first housing through said match circuit respectively;
Second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with second end of said first filter circuit;
At second end of said second radio frequency line, the heart yearn in said second radio frequency line is electrically connected with second end of said second filter circuit;
Second end of said second radio frequency line, the screen of said second radio frequency line is electrically connected with said first electric conductor.
With first wireless communication module is 3G full frequency band wireless communication module, and second wireless communication module is that example is explained as follows for the Wifi wireless communication module.
As shown in Figure 5; Port 2 and 3 is connected first radio frequency line and second radio frequency line respectively; And port one connects matching network, and this moment, the signal of matching network output can output to the circuit of top and the circuit of below respectively, outputed to first radio frequency line and second radio frequency line respectively through port 2 and 3; And then be transferred to and be 3G full frequency band wireless communication module and Wifi wireless communication module; Because the signal of port 2 and 3 outputs has carried out the filtration of frequency, so with respect to the mode without filter circuit, its better effects if.
Through parameters of choice to resistance, electric capacity and inductance among Fig. 5; Signal that can the filtering different frequency range satisfies the demand of wireless communication module, certainly; Should be understood that; Above-mentioned particular circuit configurations can be ever-changing, and above-mentioned only is to enumerate a kind of particular circuit configurations in the cards, can not explain that the embodiment of the invention only can use specific circuit architecture shown in Figure 5 to realize.
Certainly, be 3 or 3 when above at above-mentioned wireless communication module, the only corresponding increase of filter circuit of parallel connection, other difference not is than being not described in detail.
Above-mentioned various circuit can be provided with separately or be integrated on the mainboard, but its set-up mode can't impact the embodiment of the invention, are not described in detail at this.
Should be understood that; The specific embodiment of the invention provides a kind of implementation that how to utilize metal shell to form antenna; It is available that the frequency range that how to satisfy antenna for the shape of wherein first metallic object, feedback point position etc. requires to be that those skilled in the art pass through normal experiment, do not elaborate at this.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an electronic equipment comprises one first housing, it is characterized in that, said first housing is a conductive shell, and said electronic equipment also comprises:
First wireless communication module is provided with first input interface;
First radio frequency line has first end and second end, and wherein, first end of said first radio frequency line is electrically connected with said first input interface, and second end of said first radio frequency line is electrically connected with said first housing;
First electric conductor is connected with ground, and keeps at a certain distance away with said first housing;
At second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said first housing, and the screen in said first radio frequency line is electrically connected with said first electric conductor;
Said first wireless communication module is realized the transmitting-receiving of radiofrequency signal through said first housing and said first electric conductor.
2. electronic equipment according to claim 1 is characterized in that, also comprises:
Second electric conductor, an end are electrically connected said first electric conductor, and the other end is electrically connected said first housing.
3. electronic equipment according to claim 1 is characterized in that, said electronic equipment also comprises:
Be arranged at second end of said first radio frequency line and the match circuit between said first housing;
One end of said match circuit is electrically connected with said first housing, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with the other end of said match circuit.
4. electronic equipment according to claim 3 is characterized in that, said match circuit specifically comprises:
One end ground connection, first resistance that the other end is electrically connected with first tie point/or electric capacity;
One end ground connection, the tunable capacitor that the other end is electrically connected with second tie point;
One end is electrically connected with first tie point, the regulating circuit that the other end is electrically connected with second tie point;
Said first housing is electrically connected with said first tie point, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said second tie point.
5. electronic equipment according to claim 1 is characterized in that:
Said electronic equipment also comprises second housing that is connected with ground, is connected with rotary way through a rotational coupling mechanism with said first housing;
Said rotation connection structure comprises:
The first conduction fixture as said first electric conductor is fixed in said second housing, is electrically connected with second housing, has an axis body mounting groove;
One conductive shaft is installed in the said axle mounting groove, electrically connects with the said first conduction fixture;
The second conduction fixture is fixed in said first housing, is rotationally connected with said conductive shaft;
At second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said conductive shaft, the screen in said first radio frequency line through said first conduction fixture or second housing be electrically connected.
6. electronic equipment according to claim 5 is characterized in that, also comprises:
Be arranged at second end of said first radio frequency line and the match circuit between the said conductive shaft;
One end of said match circuit is electrically connected with said conductive shaft, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with the other end of said match circuit.
7. electronic equipment according to claim 6 is characterized in that, said match circuit specifically comprises:
One end ground connection, first resistance that the other end is electrically connected with first tie point;
One end ground connection, the tunable capacitor that the other end is electrically connected with second tie point;
One end is electrically connected with first tie point, the regulating circuit that the other end is electrically connected with second tie point;
Said conductive shaft is electrically connected with said first tie point, and at second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with said second tie point.
8. electronic equipment according to claim 1 is characterized in that, said electronic equipment also comprises:
Be used to realize the electrostatic discharge protection circuit of electrostatic defending;
One end of said electrostatic discharge protection circuit is electrically connected other end ground connection with said first housing.
9. electronic equipment according to claim 1 is characterized in that, said electronic equipment also comprises:
Second wireless communication module is provided with second input interface;
Second radio frequency line has first end and second end, and wherein, first end of said second radio frequency line is electrically connected with said second input interface;
First filter circuit;
Second filter circuit;
Match circuit;
First end of said first filter circuit and first end of second filter circuit are electrically connected with said first housing through said match circuit respectively;
Second end of said first radio frequency line, the heart yearn in said first radio frequency line is electrically connected with second end of said first filter circuit;
At second end of said second radio frequency line, the heart yearn in said second radio frequency line is electrically connected with second end of said second filter circuit;
Second end of said second radio frequency line, the screen of said second radio frequency line is electrically connected with said first electric conductor.
10. electronic equipment according to claim 1 is characterized in that, said first electric conductor is the sheet metal body structure, and the side of said sheet metal body is relative with said first housing.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110167988.7A CN102842749B (en) | 2011-06-21 | 2011-06-21 | A kind of electronic equipment |
| PCT/CN2011/080196 WO2012041213A1 (en) | 2010-09-30 | 2011-09-27 | Electronic device |
| US13/824,234 US9178271B2 (en) | 2010-09-30 | 2011-09-27 | Electronic devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110167988.7A CN102842749B (en) | 2011-06-21 | 2011-06-21 | A kind of electronic equipment |
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|---|---|
| CN102842749A true CN102842749A (en) | 2012-12-26 |
| CN102842749B CN102842749B (en) | 2016-01-27 |
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| CN201110167988.7A Active CN102842749B (en) | 2010-09-30 | 2011-06-21 | A kind of electronic equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018010517A1 (en) * | 2016-07-13 | 2018-01-18 | 广东欧珀移动通信有限公司 | Method for machining clearance area of shell, shell, and mobile terminal |
| CN111370774A (en) * | 2020-03-17 | 2020-07-03 | 北京理工大学 | Battery internal temperature monitoring and transmission method for overcoming electromagnetic shielding |
| CN112583959A (en) * | 2019-09-30 | 2021-03-30 | 华为技术有限公司 | Radio frequency cable and electronic equipment |
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| CN112583959A (en) * | 2019-09-30 | 2021-03-30 | 华为技术有限公司 | Radio frequency cable and electronic equipment |
| CN111370774A (en) * | 2020-03-17 | 2020-07-03 | 北京理工大学 | Battery internal temperature monitoring and transmission method for overcoming electromagnetic shielding |
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| Publication number | Publication date |
|---|---|
| CN102842749B (en) | 2016-01-27 |
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