CN104037488A - Antenna device applied to electronic equipment and method for setting antenna device - Google Patents
Antenna device applied to electronic equipment and method for setting antenna device Download PDFInfo
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- CN104037488A CN104037488A CN201310074762.1A CN201310074762A CN104037488A CN 104037488 A CN104037488 A CN 104037488A CN 201310074762 A CN201310074762 A CN 201310074762A CN 104037488 A CN104037488 A CN 104037488A
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Abstract
The invention provides an antenna device applied to electronic equipment and a method for setting an antenna device. The antenna device comprises a radiation unit and an amplifying unit. To be specific, the radiation unit with the changed shape is arranged at an inner side of a housing of electronic equipment based on combination with the housing structure and is used for transmitting and receiving an antenna signal, wherein the antenna signal is a low-frequency signal with the working frequency lower than a preset frequency. The amplifying unit is used for carrying out amplification on the low-frequency signal received by the radiation unit to improve the receiving sensitivity of the antenna device and providing the amplified antenna signal for an antenna signal transmitting-receiving device for processing. According to the technical scheme, the antenna device with low cost and saved occupied space is designed based on the simple mode.
Description
Technical field
The present invention relates to communication technical field, more specifically, relate to a kind of antenna assembly for electronic equipment and the method that antenna assembly is set.
Background technology
Along with the development of the communication technology, such as each class of electronic devices of computer, personal digital assistant, mobile communication terminal, audio player etc., can both utilize antenna to transmit and/or receive data, thus the transmission of the information of being very easy to and data.
At present, the frequency resource of each frequency range is all standardized to carry out radio communication.The operating frequency of antenna is lower, and the cabling of antenna that carries out radio communication is also longer, thereby need to occupy large space.Therefore, for communication frequency, be less than the low-frequency band of characteristic frequency (for example 800MHz), for example, for receiving television antenna (working frequency range is 400MHz-798MHz) or the frequency modulation (FM of the TV signal of broadcast, frequency modulation) antenna (working frequency range is 76MHz-108MHz), it need to occupy large space in electronic equipment, thereby has increased the design difficulty of antenna assembly.
Conventionally, can adopt external telescopic antenna as operating frequency the antenna in low-frequency range, this external telescopic antenna has the shortcoming of using inconvenience and occupying larger space.In addition, in portions of electronics equipment, also use ordinatedly ceramic antenna to carry out communicating by letter of frequency band with special-purpose low noise amplifier, the cost of such antenna is high, need occupy special antenna space, structural design relative complex, thus be difficult to quantize to produce.
Therefore the antenna assembly solution that, expectation provides a kind of low cost, simplicity of design, conserve space to take.
Summary of the invention
The embodiment of the present invention provides a kind of antenna assembly for electronic equipment and the method for this antenna assembly has been set, and the simplicity of design of described antenna assembly, can realize with low cost, and has saved space hold.
On the one hand, a kind of antenna assembly for electronic equipment is provided, comprise: radiating element, its shape can change, the structure of the housing of combined described electronic equipment and be arranged on the inner side of described housing, be used for transmitting and receiving aerial signal, this aerial signal is that operating frequency is lower than the low frequency signal of predeterminated frequency; Amplifying unit, for the low frequency signal receiving by described radiating element being amplified to improve the receiving sensitivity of described antenna assembly, and offers aerial signal transceiver by the aerial signal after amplifying and processes.
In described antenna assembly, described radiating element can comprise: arc wiring, is arranged in the end of the housing of described electronic equipment.
In described antenna assembly, described housing can be the back cover of described electronic equipment, described end can be the top of the described back cover part near side, and described radiating element also can comprise the extended extension wiring of arranging near described side in one end from described arc wiring.
In described antenna assembly, described antenna assembly is unipole antenna.
In described antenna assembly, described antenna assembly also can comprise: impedance matching circuit, between described radiating element and described amplifying unit, and be electrically connected to described radiating element and described amplifying unit, be used for making described radiating element and described amplifying unit impedance matching, wherein, described amplifying unit can be active low noise amplifier.
In described antenna assembly, described antenna assembly can be used for received television signal, this antenna assembly also can comprise: filter unit, for the aerial signal to after amplifying, carry out filtering with the signal outside the working band of this antenna assembly of filtering, and the aerial signal after filtering is sent to described aerial signal transceiver processes.
On the other hand, provide a kind of for the method for antenna assembly is set, the method is applied to electronic equipment, described method comprises: the structure of the housing based on described electronic equipment arranges radiating element in the inner side of described housing, the shape of this radiating element can change, be used for transmitting and receiving aerial signal, this aerial signal is that operating frequency is lower than the low frequency signal of predeterminated frequency; With with the described radiating element ground connection that is electrically connected, amplifying unit is set, this amplifying unit is for the low frequency signal receiving by described radiating element being amplified to improve the receiving sensitivity of described antenna assembly, and the aerial signal after amplifying is offered to aerial signal transceiver processes.
Described, for the method for antenna assembly is set, the step that the described inner side at described housing arranges radiating element can comprise: the radiant body that arc wiring form is set in the end of the housing of described electronic equipment.
Described for the method for antenna assembly is set, described housing can be the back cover of described electronic equipment, described end can be the top of the described back cover part near side, and the step that the described inner side at described housing arranges radiating element also can comprise: near described side ground, extend the radiant body of linear wire laying mode from one end of the radiating element of described arc wiring form.
Described, for the method for antenna assembly is set, described antenna assembly can be unipole antenna.
Describedly for being set, the method for antenna assembly also can comprise: and the ground connection that is electrically connected between described radiating element and described amplifying unit arranges impedance matching unit, this impedance matching unit is used for making described radiating element and described amplifying unit impedance matching, wherein, described amplifying unit can be active low noise amplifier.
Described for the method for antenna assembly is set, described antenna assembly can be used for received television signal, describedly for being set, the method for antenna assembly also can comprise: with the described amplifying unit ground connection that is electrically connected, filter unit is set, this filter unit carries out filtering with the signal outside the working band of this antenna assembly of filtering for the aerial signal to after amplifying, and the aerial signal after filtering is sent to described aerial signal transceiver processes.
The above-mentioned antenna assembly for electronic equipment and the technical scheme that the method for this antenna assembly is set in the embodiment of the present invention, structure by the housing based on electronic equipment arranges radiating element in the inner side of described housing, and use ordinatedly amplifying unit with described radiating element, thereby in simple mode, designed the antenna assembly of low cost and space hold saving.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 has been indicative icon according to the block diagram of the antenna assembly of the embodiment of the present invention;
Fig. 2 illustrates the exemplary configurations in electronic equipment according to the antenna assembly of the embodiment of the present invention and arranges;
Fig. 3 indicative icon the composition structure of antenna assembly 100 according to an embodiment of the invention;
Fig. 4 be illustrate according to the embodiment of the present invention for the flow chart of the method for antenna assembly is set;
Fig. 5 be illustrate according to the embodiment of the present invention for the flow chart of method of the radiating element of antenna assembly is set.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.
In the present invention, when being described to discrete cell between first module and second unit time, between this discrete cell and first module or second unit, can there is unit between two parties, also can not have unit between two parties; When being described to discrete cell and being electrically connected to other unit, this discrete cell can directly be electrically connected to described other unit and do not have between two parties unit, also can and described other unit between there is unit between two parties.
At the antenna assembly of the embodiment of the present invention with for the method for antenna assembly is set, antenna assembly is built in the housing of its electronic equipment being applied to, make full use of shell space and carry out the design of antenna cabling, thereby effectively save cabling space and the area of antenna assembly, reach the object of miniaturization Built-in antenna apparatus, in conjunction with common amplifying unit (cheap), improve the receiving sensitivity of antenna assembly, thereby successfully realized built-in antenna assembly simultaneously.When utilizing this antenna assembly to receive TV antenna signal, for example antenna assembly is for China Mobile multimedia broadcasting (CMMB, China Mobile Multimedia Broadcasting) CMMB antenna, the receiving sensitivity of antenna assembly can improve about 3dB, in price, save about 80%, it is about 60% that antenna area occupied dwindles, thereby greatly improved product competitiveness.
Fig. 1 has been indicative icon according to the block diagram of the antenna assembly 100 of the embodiment of the present invention.This antenna assembly 100 can be applicable to various electronic equipments, such as mobile communication terminal, flat computer, notebook, base station etc., and the kind of electronic equipment is not construed as limiting the invention.
Described antenna assembly 100 can be the antenna assembly that utilizes any technology to realize, for example inverse-F antenna (IFA, Inverted F Antenna), microstrip antenna, unipole antenna, loop aerial etc.Concrete antenna type is not construed as limiting the invention.In practice, in view of unipole antenna is less with respect to the shared area of other antenna or space, can adopt unipole antenna as described antenna assembly 100, thereby contribute to further to make described antenna assembly 100 miniaturizations.
Described antenna assembly 100 comprises: radiating element 110, its shape can change, the structure of the housing of combined described electronic equipment and be arranged on the inner side of described housing, for transmitting and receiving aerial signal, this aerial signal is that operating frequency is lower than the low frequency signal of predeterminated frequency; Amplifying unit 120, for the low frequency signal receiving by described radiating element 110 being amplified to improve the receiving sensitivity of described antenna assembly, and offers aerial signal transceiver by the aerial signal after amplifying and processes.
The shape of described radiating element 110 can change, thereby while arranging in electronic equipment, can carry out as required suitably to change the shape of radiating element 110, and this is even more important while being operating frequency lower than the low frequency signal of predeterminated frequency at aerial signal.This be because, the operating frequency of antenna assembly is lower, the cabling of its radiating element is also longer, thereby need to occupy large space.If the shape of radiating element 110 can not change, it is to using space requirement of electronic equipment of antenna assembly 100 very high, and this is very inappeasable under trend of miniaturization at electronic equipment gradually.
In addition, operating frequency is for example the low-frequency band that is less than 800MHz lower than the described low frequency signal of predeterminated frequency, and it is for example the TV signal of broadcast, and working frequency range is 400MHz-798MHz, or is the working frequency range 76MHz-108MHz of FM antenna.The scope that is noted that described low frequency signal is only a relative concept, and the predeterminated frequency of 800MHz is only also schematically, in practice, can also be set to 500MHz, 100MHz, 50MHz etc. by described predeterminated frequency.Along with the development of the communication technology, described low frequency signal can also be other low frequency signal that is less than 70MHz.The concrete scope of low frequency signal is not construed as limiting the invention, and those skilled in the art can carry out according to different application the setting of oneself.
For the realization of the alteration of form of described radiating element 110, can take different modes to realize according to the architectural feature of antenna assembly 100 and type etc.As example, can adopt the good metal of flexility as radiating element 110, this is especially applicable when described antenna assembly 100 is loop aerial; Described radiating element 110 can also be made as to flexible circuit, on the base material of polymer, etch metal (for example copper) circuit as radiating element 110.Flexible circuit is removable, crooked, reverse and can not damage metallic circuit wherein.Along with the development of manufacture craft, the cost of manufacture of described flexible circuit becomes lower, and can guarantee good consistency aborning, thereby is suitable for batch production and assembling.
Because the shape of radiating element 110 can change, thereby difformity and the special package dimension that can defer to installing space are arranged described radiating element 110.In various embodiments of the present invention, in conjunction with the structure of the housing of described electronic equipment and in the inner side of described housing, radiating element 110 is set.Conventionally, the shell of electronic equipment plays protection and the effect that beautifies, its with electronic equipment in other parts between there is multi-form and gap structure.In the situation that the shape of radiating element 110 can change, by the structure of the housing based on described electronic equipment, radiating element 110 is set in the inner side of described housing, can utilize fully these gaps, reduce the space that described antenna assembly takies specially, thereby saved the space hold of antenna assembly 100.Because the inner side at housing arranges radiating element 110, so realized built-in antenna assembly, made up the use inconvenience of external antenna and occupied the shortcoming of larger space.
As example, described radiating element 110 comprises: arc wiring, is arranged in the end of the housing of described electronic equipment.Arc wiring can increase the length of wiring in specific antenna space, conventionally has larger gap space, thereby take full advantage of the space of housing in the end of housing.As for the particular location of described end, can arrange as required.As another example, described housing can be the back cover of described electronic equipment, described end is that the top of described back cover is near the part of side, now, for the gap space of the side of described back cover fully, described radiating element can also comprise the extended extension wiring of arranging near described side in one end from described arc wiring.In addition,, in the situation that the wiring of radiating element 110 is very long, described radiating element 110 can also be illegally occupied to the surrounding at described housing.The concrete shape of described radiating element 110 and its position in housing are not construed as limiting the invention.
Described amplifying unit 120 is for the low frequency signal receiving by described radiating element 110 being amplified to improve the receiving sensitivity of described antenna assembly, and the aerial signal after amplifying is offered to aerial signal transceiver processes.
As previously mentioned, the aerial signal transmitting and receiving due to radiating element 110 is low frequency signal, the wiring of radiating element 110 is conventionally longer, it may receive the interference of the building block of external environment or electronic equipment internal in the course of the work, thereby in the process of the aerial signal that utilizes radiating element 110 to receive, has affected the sensitivity of antenna reception.Described amplifying unit 120 can be frequency selectivity device, as long as the frequency range of the low frequency signal that its amplification frequency range covering radiating element 110 transmits and receives.As example, described amplifying unit 120 can be common active low noise amplifier, rather than the specific amplifier that is exclusively used in built-in ceramic antenna of the prior art, thereby has reduced design difficulty and the cost of manufacture of antenna assembly 100.Therefore, utilize 120 pairs of low frequency signals that receive by described radiating element 110 of amplifying unit to amplify to improve the receiving sensitivity of described antenna assembly, then aerial signal transceiver can receive the aerial signal after amplification, to obtain aerial signal accurately.
Technical scheme at the above-mentioned antenna assembly for electronic equipment of the embodiment of the present invention, structure by the housing based on electronic equipment arranges radiating element in the inner side of described housing, and use ordinatedly amplifying unit with described radiating element, thereby in simple mode, designed the antenna assembly of low cost and space hold saving.
In order to help to understand more fully and disclose embodiments of the invention, the layout of this radiating element 110 is described below in conjunction with Fig. 2.Fig. 2 illustrates the exemplary configurations in electronic equipment according to the antenna assembly of the embodiment of the present invention and arranges.
In Fig. 2; the block diagram in left side is the housing (for example back cover) of electronic equipment; the block diagram on right side is printed circuit board (PCB) (PCB, the printed circuit board) mainboard in electronic equipment, thereby described housing is greater than described PCB mainboard, plays the effect of protection to cover described PCB mainboard.Because described housing is greater than described PCB mainboard, so when described housing covers described PCB mainboard, can there is gap between the two.In an embodiment of the present invention, because radiating element is disposed in the inner side of described housing, utilized fully this gap, thereby saved the space hold of antenna.
Described radiating element 110 is set in the inner side of described housing, in one end of radiating element 110, is provided with feed end.Radiating element 110 in Fig. 2 is disposed in the end of the housing of described electronic equipment, and comprises: arc wiring can increase the length connecting up in specific antenna space; With the extended extension wiring of arranging near described side in one end from described arc wiring.Described arc wiring is an exemplary illustration, and it can also be for example the wiring of back-shaped form.Described extension wiring is the gap space of the side of described housing fully.As for the particular location of described end, can arrange as required.In the situation that is mobile phone at electronic equipment, by described end, can be the top of mobile phone, thereby can avoid holding the communication impact on electronic equipment.In addition,, in the situation that the wiring of radiating element 110 is very long, described radiating element 110 can be arranged on to the periphery of described housing.Concrete shape and its position in housing of described radiating element 110 can be set in practice, as required.
In the block diagram on the right side of Fig. 2, on described PCB mainboard, on the position corresponding with described radiating element 110, antenna assembly headroom district is set, in this headroom district, there is pad.When described housing covers on described PCB mainboard, the feed end that is arranged in an end of radiating element 110 docks (for example passing through antenna shrapnel) with the pad in antenna assembly headroom district, thereby radiating element 110 is electrically connected to described amplifying unit 120.120 pairs of aerial signals that receive by described radiating element of amplifying unit amplify to improve the receiving sensitivity of described antenna assembly, and the aerial signal after amplifying is offered to aerial signal transceiver process.
At antenna assembly 100, are the situations for the CMMB antenna of received television signal, with respect to traditional built-in aerial, there is the shared area reducing of the CMMB antenna of the radiating element 110 shown in Fig. 2 60%.Particularly, the size in the antenna headroom district shown in Fig. 2 for example can be 10 millimeters * 15 millimeters, and the area of common built-in CMMB antenna at least needs 10 millimeters * 40 millimeters, has realized the miniaturization object of built-in antenna assembly.Make radiating element 110 with FPC technique in the situation that, can be by the cost savings of built-in antenna assembly about 80%.
In description above, radiating element 110 is electrically connected to amplifying unit 120, and amplifying unit 120 is electrically connected to aerial signal transceiver.Yet, in concrete application, between the different units of described electrical connection, can also there is unit between two parties.Below in conjunction with Fig. 3, describe.
Fig. 3 indicative icon the composition structure of antenna assembly 100 according to an embodiment of the invention.
As shown in Figure 3, between described radiating element 110 and described amplifying unit 120, impedance matching circuit 130 is set, this impedance matching circuit 130 is electrically connected to described radiating element 110 and described amplifying unit 120, for making described radiating element 110 and described amplifying unit 120 impedance matchings.Because impedance matching circuit 130 makes described radiating element 110 and described amplifying unit 120 impedance matchings, so the amplification effect that can improve amplifying unit 120 is to improve the receiving sensitivity of aerial signal transceiver.In practice, do not compare with there is no impedance matching circuit 130, between radiating element 110 and amplifying unit 120, impedance matching circuit 130 is set, the receiving sensitivity of aerial signal transceiver can be improved to about 3dB.Therefore, by debugging optimal design, reach the object of effective reception and amplifying antenna signal, thereby improve the receptivity of total solution.
Between amplifying unit 120 and aerial signal transceiver, filter unit 140 is set, this filter unit 140 carries out filtering with the signal outside the working band of this antenna assembly of filtering for the aerial signal to after amplifying, and the aerial signal after filtering is sent to described aerial signal transceiver processes.Aerial signal after aerial signal transceiver receiving filtration, and carry out demodulation, thus obtain the signal transmitting by antenna assembly.In the example of Fig. 3, impedance matching circuit 130, amplifying unit 120 and filter unit 140 cooperate with described radiating element 110, have realized up hill and dale the built-in of antenna assembly 100, and have obtained the antenna assembly 100 of expected performance.
Be noted that as required can only there is one of described impedance matching circuit 130 and described filter unit 140 in antenna assembly 100, rather than must have described impedance matching circuit 130 and described filter unit 140 the two.And, as described in conjunction with Fig. 1 or Fig. 2, in antenna assembly 100, can not have described impedance matching circuit 130 and described filter unit 140 the two.
Fig. 4 be illustrate according to the embodiment of the present invention for the flow chart of the method 400 of antenna assembly is set.
The antenna assembly that utilizes the method 400 to generate can be applicable to various electronic equipments, and the kind of electronic equipment is not construed as limiting the invention.Utilize the type of the antenna assembly of the method 400 generations not to be construed as limiting the invention, it is such as thinking inverse-F antenna, microstrip antenna, unipole antenna, loop aerial etc.Unipole antenna is less with respect to the shared area of other antenna or space, thereby the antenna assembly that utilizes the method 400 to generate can be unipole antenna.
Describedly for being set, the method 400 of antenna assembly comprises: the structure of the housing based on described electronic equipment arranges radiating element in the inner side of described housing, the shape of this radiating element can change, be used for transmitting and receiving aerial signal, this aerial signal is that operating frequency is lower than the low frequency signal (S410) of predeterminated frequency; With with the described radiating element ground connection that is electrically connected, amplifying unit is set, this amplifying unit is for the aerial signal receiving by described radiating element being amplified to improve the receiving sensitivity of described antenna assembly, and the aerial signal after amplifying is offered to aerial signal transceiver processes (S420).
The shape of the described radiating element generating in S410 can change, thereby while arranging in electronic equipment, can carry out as required suitably to change the shape of radiating element, and this is even more important while being operating frequency lower than the low frequency signal of predeterminated frequency at aerial signal.The operating frequency of antenna assembly is lower, and the cabling of its radiating element is also longer, thereby need to occupy large space.If the shape of radiating element can not change, it is to using space requirement of electronic equipment of antenna assembly very high, and this is very inappeasable under trend of miniaturization at electronic equipment gradually.
In addition, operating frequency is for example the low-frequency band that is less than 800MHz lower than the described low frequency signal of predeterminated frequency, and it is for example the TV signal of broadcast or is FM aerial signal.As previously mentioned, the scope of described low frequency signal is only a relative concept, and the predeterminated frequency of 800MHz is only also that schematically it can also be 500MHz, 100MHz, 50MHz etc.The concrete scope of low frequency signal is not construed as limiting the invention, and those skilled in the art can carry out according to different application the setting of oneself.
For the realization of the alteration of form of described radiating element, can take different modes to realize according to the architectural feature of antenna assembly and type etc.As example, can adopt the good metal of flexility as radiating element; Described radiating element can also be made as to flexible circuit.Along with the development of manufacture craft, the cost of manufacture of described flexible circuit becomes lower, and can guarantee good consistency aborning, thereby is suitable for batch production and assembling.
In S410, the structure of the housing based on described electronic equipment arranges radiating element in the inner side of described housing.Conventionally, the shell of electronic equipment plays protection and the effect that beautifies, its with electronic equipment in other parts between there is multi-form and gap structure.In the situation that the shape of radiating element can change, by the structure of the housing based on described electronic equipment, radiating element is set in the inner side of described housing, can utilize fully these gaps, reduce the space that described antenna assembly takies specially, thereby saved the space hold of antenna assembly.Because the inner side at housing arranges radiating element, so realized built-in antenna assembly, made up the use inconvenience of external antenna and occupied the shortcoming of larger space.
Below in conjunction with Fig. 5, be described in the setting of the radiating element in S410.Fig. 5 be illustrate according to the embodiment of the present invention for the flow chart of method of the radiating element of antenna assembly is set.
The step that the inner side at described housing in S410 arranges radiating element can comprise: the radiant body (S511) that arc wiring form is set in the end of the housing of described electronic equipment; With side near the end of described housing from one end of the radiating element of described arc wiring form, extend the radiant body (S512) of linear wire laying mode.As example, the back cover that described housing is described electronic equipment, described end can be top or the bottom of electronic equipment.Arc wiring in S511 can increase the length of wiring in specific antenna space.As for the particular location of described end, can arrange as required.In the situation that the wiring of radiating element is very long, described radiating element can also be arranged on to the surrounding of described housing.Shape and its position in housing of radiating element can be specifically set according to the structure of the housing of electronic equipment.
In addition, when radiating element is set, can only adopt in S511 and S512, also can the setting steps of at least one and other in described S511 and S512 is combined.
About utilizing the structure of the radiating element of the antenna assembly that S511 in Fig. 5 and S512 form can be referring to the diagram of Fig. 2 and the description of carrying out in conjunction with Fig. 2.
In the S420 of Fig. 4, with the described radiating element ground connection that is electrically connected, amplifying unit is set, this amplifying unit is for the aerial signal receiving by described radiating element being amplified to improve the receiving sensitivity of described antenna assembly, and the aerial signal after amplifying is offered to aerial signal transceiver processes.
The aerial signal transmitting and receiving due to the radiating element arranging in S420 is low frequency signal, the wiring of radiating element is conventionally longer, it may receive the interference of the building block of external environment or electronic equipment internal in the course of the work, thereby in the process of the aerial signal that utilizes radiating element to receive, has affected the sensitivity of antenna reception.This amplifying unit amplifies the aerial signal receiving by described radiating element, can improve the receiving sensitivity of described antenna assembly, to obtain aerial signal accurately.As example, described amplifying unit can be common active low noise amplifier, rather than the specific amplifier that is exclusively used in built-in ceramic antenna of the prior art, thereby has reduced design difficulty and the cost of manufacture of antenna assembly.
About utilizing the structure of the antenna assembly that S410 in Fig. 4 and S420 form can be referring to the diagram of Fig. 1 and the description of carrying out in conjunction with Fig. 1.
Alternatively, according to the embodiment of the present invention for the method 400 of antenna assembly is set, except comprising above-mentioned step S410 and S420, can also comprise step S430 below and at least one in S440.And the ground connection that is electrically connected between described radiating element and described amplifying unit arranges impedance matching unit, this impedance matching unit is used for making described radiating element and described amplifying unit impedance matching (S430); With with the described amplifying unit ground connection that is electrically connected, filter unit is set, this filter unit carries out filtering with the signal outside the working band of this antenna assembly of filtering for the aerial signal to after amplifying, and the aerial signal after filtering is sent to described aerial signal transceiver processes (S440).
In S430, between described radiating element and described amplifying unit, be provided with impedance matching circuit, so that described radiating element and described amplifying unit impedance matching, thereby the amplification effect that can improve amplifying unit is to improve the receiving sensitivity of aerial signal transceiver.In practice, do not compare with there is no impedance matching circuit, utilize the impedance matching circuit between radiating element and amplifying unit, the receiving sensitivity of aerial signal transceiver can be improved to about 3dB.Therefore, by debugging optimal design, reach the object of effective reception and amplifying antenna signal, thereby improve the receptivity of total solution.
In S440, between amplifying unit and aerial signal transceiver, be provided with filter unit, this filter unit filtering the signal outside the working band of this antenna assembly.Aerial signal transceiver receives the aerial signal after being filtered by filter unit, and carries out demodulation, thereby obtains the signal transmitting by antenna assembly, thereby obtains the antenna of expected performance.
Be noted that in described method 400 and can only there is one of step S430 and S440, rather than must have described step S430 and S440 the two.In addition, in described method 400, can also not there is described step S430 and S440, and only comprise described step S410 and S420, can also increase other step.
Above-mentioned for the technical scheme of the method for antenna assembly is set in the embodiment of the present invention, structure by the housing based on electronic equipment arranges radiating element in the inner side of described housing, and use ordinatedly amplifying unit with described radiating element, thereby in simple mode, designed the antenna assembly of low cost and space hold saving.
Those skilled in the art can be well understood to, for convenience and simplicity of description, describing for the tool of the related device of the method for antenna assembly and unit is set of foregoing description, can, with reference to the diagram in aforementioned means embodiment and operation, not repeat them here.
In the several embodiment that provide in the application, should be understood that the apparatus and method that disclose can realize by another way.For example, the part steps in said method embodiment can reconfigure, and maybe can change part steps execution sequence before.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by the described protection range with claim.
Claims (12)
1. for an antenna assembly for electronic equipment, comprising:
Radiating element, its shape can change, the structure of the housing of combined described electronic equipment and be arranged on the inner side of described housing, for transmitting and receiving aerial signal, this aerial signal is that operating frequency is lower than the low frequency signal of predeterminated frequency;
Amplifying unit, for the low frequency signal receiving by described radiating element being amplified to improve the receiving sensitivity of described antenna assembly, and offers aerial signal transceiver by the aerial signal after amplifying and processes.
2. according to the antenna assembly of claim 1, wherein, described radiating element comprises: arc wiring, is arranged in the end of the housing of described electronic equipment.
3. according to the antenna assembly of claim 2, wherein, described housing is the back cover of described electronic equipment, and the top that described end is described back cover is near the part of side, and described radiating element also comprises the extended extension wiring of arranging near described side in one end from described arc wiring.
4. according to the antenna assembly of claim 1, wherein, described antenna assembly is unipole antenna.
5. according to the antenna assembly of claim 1, wherein, described antenna assembly also comprises:
Impedance matching circuit, between described radiating element and described amplifying unit, and is electrically connected to described radiating element and described amplifying unit, for making described radiating element and described amplifying unit impedance matching,
Wherein, described amplifying unit is active low noise amplifier.
6. according to the antenna assembly of claim 1 or 5, wherein, described antenna assembly is for received television signal, and this antenna assembly also comprises:
Filter unit, carries out filtering with the signal outside the working band of this antenna assembly of filtering for the aerial signal to after amplifying, and the aerial signal after filtering is sent to described aerial signal transceiver processes.
7. for a method for antenna assembly is set, the method is applied to electronic equipment, and described method comprises:
The structure of the housing based on described electronic equipment arranges radiating element in the inner side of described housing, and the shape of this radiating element can change, and for transmitting and receiving aerial signal, this aerial signal is that operating frequency is lower than the low frequency signal of predeterminated frequency; With
With the described radiating element ground connection that is electrically connected, amplifying unit is set, this amplifying unit is for the low frequency signal receiving by described radiating element being amplified to improve the receiving sensitivity of described antenna assembly, and the aerial signal after amplifying is offered to aerial signal transceiver processes.
8. according to the method for claim 7, wherein, the step that the described inner side at described housing arranges radiating element comprises:
The radiant body of arc wiring form is set in the end of the housing of described electronic equipment.
9. method according to Claim 8, wherein, the back cover that described housing is described electronic equipment, the top that described end is described back cover is near the part of side,
The step that the described inner side at described housing arranges radiating element also comprises: near described side ground, extend the radiant body of linear wire laying mode from one end of the radiating element of described arc wiring form.
10. according to the method for claim 7, wherein, described antenna assembly is unipole antenna.
11. according to the method for claim 7, also comprises:
And the ground connection that is electrically connected between described radiating element and described amplifying unit arranges impedance matching unit, this impedance matching unit is used for making described radiating element and described amplifying unit impedance matching,
Wherein, described amplifying unit is active low noise amplifier.
12. according to the method for claim 7 or 11, and wherein, described antenna assembly is for received television signal, and described method also comprises:
With the described amplifying unit ground connection that is electrically connected, filter unit is set, this filter unit carries out filtering with the signal outside the working band of this antenna assembly of filtering for the aerial signal to after amplifying, and the aerial signal after filtering is sent to described aerial signal transceiver processes.
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| CN201310074762.1A CN104037488A (en) | 2013-03-08 | 2013-03-08 | Antenna device applied to electronic equipment and method for setting antenna device |
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| CN201310074762.1A CN104037488A (en) | 2013-03-08 | 2013-03-08 | Antenna device applied to electronic equipment and method for setting antenna device |
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Cited By (1)
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| CN110289919A (en) * | 2019-07-02 | 2019-09-27 | 西安易朴通讯技术有限公司 | Signal ensures processing method, device, equipment and storage medium |
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| CN202374260U (en) * | 2011-12-22 | 2012-08-08 | 联想移动通信科技有限公司 | Mobile communication terminal |
| CN202474230U (en) * | 2012-01-09 | 2012-10-03 | 惠州Tcl移动通信有限公司 | CMMB built-in antenna and mobile terminal |
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| JP2012065034A (en) * | 2010-09-14 | 2012-03-29 | Nec Casio Mobile Communications Ltd | Portable terminal |
| CN202374260U (en) * | 2011-12-22 | 2012-08-08 | 联想移动通信科技有限公司 | Mobile communication terminal |
| CN202474230U (en) * | 2012-01-09 | 2012-10-03 | 惠州Tcl移动通信有限公司 | CMMB built-in antenna and mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110289919A (en) * | 2019-07-02 | 2019-09-27 | 西安易朴通讯技术有限公司 | Signal ensures processing method, device, equipment and storage medium |
| CN110289919B (en) * | 2019-07-02 | 2022-03-08 | 西安易朴通讯技术有限公司 | Signal guarantee processing method, device, equipment and storage medium |
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