CN105811079A - Antenna device and electronic device - Google Patents
Antenna device and electronic device Download PDFInfo
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- CN105811079A CN105811079A CN201410857131.1A CN201410857131A CN105811079A CN 105811079 A CN105811079 A CN 105811079A CN 201410857131 A CN201410857131 A CN 201410857131A CN 105811079 A CN105811079 A CN 105811079A
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Abstract
The invention discloses an antenna device. When the antenna device is arranged in an electronic device comprising a circuit board, the antenna device is used for receiving and transmitting wireless signals of the electronic device. The antenna device comprises a radiating body and an electric array susceptance component, wherein the radiating body comprises a first end which is grounded due to arrangement on the circuit board, the electric array susceptance component has a second end and a third end, the second end is connected with the radiating body, the third end is grounded due to arrangement on the circuit board, the electric array susceptance component has K kinds of different impedance values, and K is an integer greater than or equal to 2; when in a powered-on state, the radiating body can generate K kinds of resonance oscillation signals different in frequency range based on the K kinds of different impedance values.
Description
Technical field
The present invention relates to electronic technology field, particularly to a kind of antenna assembly and electronic equipment.
Background technology
Along with the development of the WLAN technology in wireless communication technology, there is increasing electronic equipment, for instance mobile phone, panel computer etc. have wireless networking capabilities, for realizing wireless networking capabilities, it is necessary to antenna is set in the electronic device.Meanwhile, the continuous progress of communication technology, make the requirement of communications band get more and more, such as cover 2G/3G/4G, especially the LTE4G frequency range frequency range span from low frequency 704MHz to high frequency 2690MHz.Consumer is the difficulty of Antenna Design to the increase in demand of Small Wireless Devices, and the method for compromise is for different areas, and antenna band is carried out cutting, so cause a large amount of inputs of cost and research and development manpower and materials.
In prior art, for the contradiction of mini-plant with the bandwidth requirements that communicates, it is proposed that the antenna of a kind of low-frequency band tuning with switchable inductors more.Antenna is become with antenna ground structure by antenna resonating element arm, and relatively short antenna arm works in high-frequency band, and longer antenna arm works in low frequency frequency range, and short circuit branch is coupling in relatively between short antenna resonance arm and antenna ground.Series reactor and switch are coupling in relatively between vast of heaven line resonance arm and antenna ground, and feeder is between short circuit branch and series reactor and switch.Adjusting switch to configure Antenna Operation in different frequencies, during switch Guan Bi, antenna is configured to cover the upper section of relatively low communication band；When switching off, antenna is configured to cover the relatively lower part of relatively low communication band.High band resonance is not relatively by the impact of the position of the switch, and the communication band of high frequency can extend to 2200MHz from about 1710MHz.
Present inventor is in realizing the process of technical scheme of the embodiment of the present application, it has been found that prior art at least exists following technical problem:
Due in prior art, the communication band of high frequency is only capable of covering the scope of 1710MHz to 2200MHz, meanwhile, when switching off, antenna is configured to cover the relatively lower part of relatively low communication band, visible, prior art exists high frequency bandwidth very narrow, it is impossible to meet LTEBand7, the band requirement of 2.5GHz-2.69GHz, low frequency part cannot meet the demand of LTEBand17, so, antenna of the prior art exists high frequency bandwidth cannot meet the technical problem of the band requirement in LTE communication system.
Due in prior art, when antenna is arranged on interior of mobile phone, the spatial volume occupying whole mobile phone top is big, does not utilize integrated with other mobile phone parts, it is seen then that antenna of the prior art exists antenna and takes up room big technical problem.
Further, take up room big technical problem owing to prior art existing antenna so that electronic equipment of the prior art exists volume cannot realize the technical problem of miniaturization；
Further, bulky electronic equipment, can bring inconvenient problem with use to user, it is seen then that the problem that antenna of the prior art also exists poor user experience.
Summary of the invention
The embodiment of the present application provides a kind of antenna assembly and electronic equipment, there is high frequency bandwidth cannot meet the technical problem of the band requirement in LTE communication system for solving antenna of the prior art, any switching laws of the communication of solid line full frequency band and high and low communications band and the technique effect of selection.
The embodiment of the present application provides a kind of antenna assembly on the one hand, and when described antenna assembly is arranged in an electronic equipment comprising circuit board, described antenna assembly is for receiving and launch the wireless signal of described electronic equipment, and described antenna assembly includes:
Radiant body, including the first end, wherein, described first end is grounded on described circuit board by being arranged on；
Array susceptance, has the second end and the 3rd end, and described second end is connected with described radiant body, and described 3rd end is grounded on described circuit board by being arranged on, and described array susceptance has mutually different K kind resistance value, and K is the integer be more than or equal to 2；
Wherein, described radiant body when "on" position, based on described K kind resistance value, can produce the K kind resonance signal of different frequency range.
Optionally, described antenna assembly also includes: electricity supply element, including the 4th end and the 5th end, wherein, described 4th end connects and is arranged on described radiant body, is not contact condition between described 5th end and described circuit board, wherein, described electricity supply element can produce the K kind feed voltage of different magnitude of voltage according to described K kind resistance value, so that described radiation physical ability, under the effect of described K kind feed voltage, produces described K kind resonance signal.
Optionally, described radiant body specifically includes the first radiant section and the second radiant section, described first radiant section has described first end and the 6th end, described second radiant section has the 7th end and described 8th end, wherein, not contact condition described in being between described 6th end and described 7th end, is formed with the first radiation opening, and described 8th end is grounded on described circuit board by being arranged on.
Optionally, described first radiant section specifically includes: the first paragraph vertically arranged with described circuit board and the second segment extended by the bending of described first paragraph end, described first paragraph and described second segment are substantially L-shaped；And
Described second radiant section specifically includes: vertical the 3rd section arranged with described circuit board and the 4th section extended by described 3rd section of end bending, described 3rd section with described 4th section substantially L-shaped.
Optionally, described 4th end connection is arranged on described radiant body, particularly as follows: described 4th end is connected in the primary importance of described first radiant section；And
Described 5th end is provided with a positive pole feed point, the position corresponding with described positive pole feed point of described circuit board is provided with a negative pole feed point, according to described K kind resistance value, described electricity supply element produces described K kind feed voltage between described positive pole feed point and described negative pole feed point.
Optionally, described array susceptance specifically includes: a tunable capacitor and M the inductance with different induction value, wherein, described tunable capacitor is connected by a switch with a switch input terminal and M output switching terminal with described M inductance, the electric capacity outfan of described tunable capacitor is connected with described switch input terminal, M the inductance input that described M inductance is corresponding is connected with described M output switching terminal, and described tunable capacitor has N number of different capacitance；When in described M output switching terminal, i-th output switching terminal is in closure state, described array susceptance has jth kind resistance value, when i takes 1 to M successively, described array susceptance obtains described K resistance value, wherein, i is the integer be more than or equal to 1 and less than or equal to M, and j is the integer be more than or equal to 1 and less than or equal to K.
Optionally, described antenna assembly also includes the second antenna body, it is arranged on the first side of described first radiant section, described second antenna body has the 9th end and the tenth end, wherein, described 9th end and described first radiant section are described not contact condition, form the second opening, described tenth end is grounded on described circuit board by being arranged on, when described second antenna body is arranged in described electronic equipment, described electronic equipment can realize transmission and the reception of short-distance wireless communication signal by described second antenna body.
Optionally, described antenna assembly also includes:
The input/output device arranged on described first end；And/or
The described input/output device arranged on described 8th end.
The embodiment of the present application provides a kind of electronic equipment on the other hand, including:
Device housings, is provided with a circuit board in described device housings；
Antenna assembly, is arranged in the primary importance of described circuit board, and described antenna includes radiant body and array susceptance；
Wherein, described radiant body includes the first end, and described first end is grounded, described array susceptance on described circuit board by being arranged on, there is the second end and the 3rd end, described second end is connected with described radiant body, and described 3rd end is grounded on described circuit board by being arranged on, and described array susceptance has mutually different K kind resistance value, K is the integer be more than or equal to 2, described radiant body when "on" position, based on described K kind resistance value, can produce the K kind resonance signal of different frequency range.
Optionally, described antenna assembly also includes: electricity supply element, including the 4th end and the 5th end, wherein, described 4th end connects and is arranged on described radiant body, is not contact condition between described 5th end and described circuit board, wherein, described electricity supply element can produce the K kind feed voltage of different magnitude of voltage according to described K kind resistance value, so that described radiation physical ability, under the effect of described K kind feed voltage, produces described K kind resonance signal.
Optionally, described radiant body specifically includes the first radiant section and the second radiant section, described first radiant section has described first end and the 6th end, described second radiant section has the 7th end and described 8th end, wherein, not contact condition described in being between described 6th end and described 7th end, is formed with the first radiation opening, and described 8th end is grounded on described circuit board by being arranged on.
Optionally, described first radiant section specifically includes: the first paragraph vertically arranged with described circuit board and the second segment extended by the bending of described first paragraph end, described first paragraph and described second segment are substantially L-shaped；And
Described second radiant section specifically includes: vertical the 3rd section arranged with described circuit board and the 4th section extended by described 3rd section of end bending, described 3rd section with described 4th section substantially L-shaped.
Optionally, described 4th end connection is arranged on described radiant body, particularly as follows: described 4th end is connected in the primary importance of described first radiant section；And
Described 5th end is provided with a positive pole feed point, the position corresponding with described positive pole feed point of described circuit board is provided with a negative pole feed point, according to described K kind resistance value, described electricity supply element produces described K kind feed voltage between described positive pole feed point and described negative pole feed point.
Optionally, described array susceptance specifically includes: a tunable capacitor and M the inductance with different induction value, wherein, described tunable capacitor is connected by a switch with a switch input terminal and M output switching terminal with described M inductance, the electric capacity outfan of described tunable capacitor is connected with described switch input terminal, M the inductance input that described M inductance is corresponding is connected with described M output switching terminal, and described tunable capacitor has N number of different capacitance；When in described M output switching terminal, i-th output switching terminal is in closure state, described array susceptance has jth kind resistance value, when i takes 1 to M successively, described array susceptance obtains described K resistance value, wherein, i is the integer be more than or equal to 1 and less than or equal to M, and j is the integer be more than or equal to 1 and less than or equal to K.
Optionally, described antenna assembly also includes the second antenna body, it is arranged on the first side of described first radiant section, described second antenna body has the 9th end and the tenth end, wherein, described 9th end and described first radiant section are described not contact condition, form the second opening, described tenth end is grounded on described circuit board by being arranged on, when described second antenna body is arranged in described electronic equipment, described electronic equipment can realize transmission and the reception of short-distance wireless communication signal by described second antenna body.
Optionally, described antenna assembly also includes:
The input/output device arranged on described first end；And/or
The described input/output device arranged on described 8th end.
Said one in the embodiment of the present application or multiple technical scheme, at least have one or more technique effects following:
One, owing to the technical scheme in the embodiment of the present application adopts, array susceptance is set in antenna assembly, described array susceptance has the second end and the 3rd end, described second end is connected with described radiant body, described 3rd end is grounded on described circuit board by being arranged on, described array susceptance has the technological means of mutually different K kind resistance value, so, radiant body in antenna assembly can when "on" position, based on described K kind resistance value, produce the K kind resonance signal of different frequency range, so that signal of communication can cover 2G/3G/4G, GPS, WIFI frequency range, realize full frequency band communication antenna, so, efficiently solve antenna of the prior art to there is high frequency bandwidth and cannot meet the technical problem of the band requirement in LTE communication system, realize the technique effect of full frequency band communication.
nullTwo、Owing to the technical scheme in the embodiment of the present application adopts by a tunable capacitor and M the inductance forming array susceptance with different induction value，Wherein，Described tunable capacitor is connected by a switch with a switch input terminal and M output switching terminal with described M inductance，The electric capacity outfan of described tunable capacitor is connected with described switch input terminal，M the inductance input that described M inductance is corresponding is connected with described M output switching terminal，Described tunable capacitor has the technological means of N number of different capacitance，So，When in described M output switching terminal, i-th output switching terminal is in closure state，Described array susceptance has the jth kind resistance value of correspondence，So，Solve antenna of the prior art further to there is high frequency bandwidth and cannot meet the technical problem of the band requirement in LTE communication system，Realize low frequency、The technique effect of any switching laws of high-frequency communication frequency range and selection and convenient debugging.
Three, owing to the technical scheme in the embodiment of the present application adopts described first end in described antenna assembly arrange input/output device and/or arrange the technological means of described input/output device on described 8th end, so, when miscellaneous part such as photographic head, USB set become in antenna assembly, the space of described electronic equipment can be made full use of, efficiently solve antenna of the prior art to there is antenna and take up room big technical problem, achieve the demand space reducing antenna, be conducive to the integrated technique effect of other parts simultaneously.
Four, owing to the technical scheme in the embodiment of the present application adopts described first end in described antenna assembly arrange input/output device and/or arrange the technological means of described input/output device on described 8th end, so, miscellaneous part and antenna assembly are integrated in same position, the space that reduction antenna and miscellaneous part take, efficiently solve electronic equipment of the prior art to there is volume and cannot realize the technical problem of miniaturization, realize electronics miniaturization, improve the technique effect of Consumer's Experience.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention or prior art, in below embodiment being described, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in the following describes is only some embodiments of the present invention.
Fig. 1 is the structural representation of the application the first better embodiment antenna assembly；
Fig. 2 is the application the first better embodiment antenna assembly particular location schematic diagram in the electronic device；
Fig. 3 is the concrete structure schematic diagram of radiant body in the application the first better embodiment antenna assembly；
Fig. 4 A is the schematic diagram that cross section is arc-shaped L-shaped of radiant body in the application the first better embodiment antenna assembly；
Fig. 4 B is the schematic diagram that cross section is right angle L-shaped of radiant body in the application the first better embodiment antenna assembly；
Fig. 5 is the schematic diagram of electricity supply element in the application the first better embodiment antenna assembly；
Fig. 6 is the schematic diagram of array susceptance in the application the first better embodiment antenna assembly；
Fig. 7 is the schematic diagram of the second antenna body in the application the first better embodiment antenna assembly；
Fig. 8 A is the schematic diagram arranging input/output device in the application the first better embodiment antenna assembly at the first end；
Fig. 8 B is the schematic diagram arranging input/output device in the application the first better embodiment antenna assembly at the 8th end；
Fig. 9 is the structural representation of the application the second better embodiment electronic equipment.
Detailed description of the invention
The embodiment of the present application provides a kind of antenna assembly and electronic equipment, there is high frequency bandwidth cannot meet the technical problem of the band requirement in LTE communication system for solving antenna of the prior art, any switching laws of the communication of solid line full frequency band and high and low communications band and the technique effect of selection.
Technical scheme in the embodiment of the present application is for solving above-mentioned technical problem, and general thought is as follows:
A kind of antenna assembly, when described antenna assembly is arranged in an electronic equipment comprising circuit board, described antenna assembly is for receiving and launch the wireless signal of described electronic equipment, and described antenna assembly includes:
Radiant body, including the first end, wherein, described first end is grounded on described circuit board by being arranged on；
Array susceptance, has the second end and the 3rd end, and described second end is connected with described radiant body, and described 3rd end is grounded on described circuit board by being arranged on, and described array susceptance has mutually different K kind resistance value, and K is the integer be more than or equal to 2；
Wherein, described radiant body when "on" position, based on described K kind resistance value, can produce the K kind resonance signal of different frequency range.
nullIn technique scheme，Adopt and array susceptance is set in antenna assembly，Described array susceptance has the second end and the 3rd end，Described second end is connected with described radiant body，Described 3rd end is grounded on described circuit board by being arranged on，Described array susceptance has the technological means of mutually different K kind resistance value，So，Radiant body in antenna assembly can when "on" position，Based on described K kind resistance value，Produce the K kind resonance signal of different frequency range，So that signal of communication can cover 2G/3G/4G，GPS，WIFI frequency range，Realize full frequency band communication antenna，So，Efficiently solve antenna of the prior art to there is high frequency bandwidth and cannot meet the technical problem of the band requirement in LTE communication system，Realize full frequency band communication and height、Any switching laws of low communication frequency range and the technique effect of selection.
In order to be better understood from such scheme, below by accompanying drawing and specific embodiment, technical solution of the present invention is described in detail, the specific features being to be understood that in the embodiment of the present application and embodiment is the detailed description to technical solution of the present invention, rather than the restriction to technical solution of the present invention, when not conflicting, the embodiment of the present application and the technical characteristic in embodiment can be mutually combined.
Embodiment one
As it is shown in figure 1, be the structural representation of the application the first better embodiment antenna assembly.Described antenna assembly is arranged in an electronic equipment comprising circuit board, for receiving and launch the wireless signal of described electronic equipment.In actual applications, described electronic equipment can be notebook computer, panel computer, mobile phone etc., it is also possible to is other electronic equipment needing transmitting/receiving wireless signal, and at this, just differing one schematically illustrates.In specific descriptions below, will be mobile phone for described electronic equipment, illustrate.
A kind of antenna assembly, when described antenna assembly is arranged in an electronic equipment comprising circuit board, described antenna assembly is for receiving and launch the wireless signal of described electronic equipment, and described antenna assembly includes:
Radiant body 10, including the first end 11, wherein, the first end 11 is grounded on described circuit board by being arranged on；
Array susceptance 20, has the second end 21 and the 3rd end 22, and the second end 21 is connected with radiant body 10, and the 3rd end 22 is grounded on described circuit board by being arranged on, and array susceptance 20 has mutually different K kind resistance value, and K is the integer be more than or equal to 2；
Wherein, radiant body 10 when "on" position, based on described K kind resistance value, can produce the K kind resonance signal of different frequency range.
In implementing process, when described electronic equipment is mobile phone, as shown in Figure 2, described circuit board is specially the pcb board 30 including each functional module, such as display module, memory module, digital signal processing module etc., described antenna assembly can be arranged on top 40 or the bottom 50 of mobile phone, it is also possible to described antenna assembly is simultaneously located at top 40 and bottom 50, in the embodiment of the present application, the particular location of antenna assembly is not limited as.When described antenna assembly is arranged on the top 40 of mobile phone, the first end 11 of described antenna assembly is connected with the primary importance of the first end 31 of pcb board 30, it is achieved ground connection；The 3rd section 22 of array susceptance 20 is connected with the second position of the first end 31 of pcb board 30, it is achieved ground connection.When described antenna assembly is arranged on the bottom 50 of mobile phone, first end 11 of described antenna assembly is connected with the primary importance of the second end 32 of pcb board 30 and is grounded, and the 3rd section 22 of array susceptance 20 is connected with the second position of the second end 32 of pcb board 30 and to be grounded.
In order to make radiant body 10 can produce radiation signal better, in the embodiment of the present application, radiant body 10 specifically includes the first radiant section 12 and the second radiant section 13, refer to Fig. 3, the first radiant section 12 has the first end 11 and the 6th end 14, and the second radiant section 13 has the 7th end 15 and the 8th end 16, wherein, not contact condition described in being between 6th end 14 and the 7th end 15, is formed with the first radiation opening, and the 8th end 16 is grounded on described circuit board by being arranged on.
In specific implementation process, with described electronic equipment for mobile phone, and described antenna assembly is arranged on mobile phone top is example, first end 11 of the first radiant section 12 is arranged in the primary importance of pcb board 30 of mobile phone, 6th end 16 of the second radiant section 13 is arranged on the 3rd position of pcb board 30 of mobile phone, it is achieved ground connection.Distance between 6th end 14 and the 7th end 15 is 2mm-4mm, and those skilled in the art can also be configured according to practical situation, is not limited as in the embodiment of the present application.So, when radiant body 10 produce radiation signal frequency lower than 1GHz time, the second radiant section 13 is equivalent to the effect of electric capacity, is conducive to the frequency of low-frequency resonant signal to radiate；When the radiation signal frequency that radiant body 10 produces is higher than 1GHz time, the second radiant section 13 is equivalent to parasitic radiation antenna, increases the bandwidth of radiation signal.
In the embodiment of the present application, the first radiant section 12 specifically includes: the first paragraph 121 vertically arranged with described circuit board and the second segment 122 extended by the bending of first paragraph 121 end, first paragraph 121 and second segment 122 are substantially L-shaped；And second radiant section 13 specifically include: vertical the 3rd section 131 arranged with described circuit board and extended by the 3rd section of 131 end bending the 4th section 132, the 3rd section 131 and the 4th section 132 is substantially L-shaped.
In specific implementation process, the concrete shape of the first radiant section 12 and the second radiant section 13 can need to be configured according to practical situation, is not limited as in the embodiment of the present application.Two kind specific implementations are explained in detail below.
First kind of way:
First radiant section 12 specifically includes: the first paragraph 121 vertically arranged with described circuit board and the second segment 122 extended along arc-shaped bending by first paragraph 121 end, first paragraph 121 and second segment 122 are in arc-shaped L-shaped；And second radiant section 13 specifically include: vertical the 3rd section 131 arranged with described circuit board and the 4th section 132 extended along arc-shaped bending by the 3rd section of 131 ends, 3rd section 131 and the 4th section 132 is arc-shaped L-shaped, that is, the cross section of radiant body 10 is arc-shaped L-shaped.
Refer to Fig. 4 A, for the schematic diagram that cross section is arc-shaped L-shaped of radiant body in the embodiment of the present application 10.
The second way:
First radiant section 12 specifically includes: the first paragraph 121 vertically arranged with described circuit board and the second segment 122 extended along 90 ° of right angles bendings by first paragraph 121 end, first paragraph 121 and the rectangular L-shaped of second segment 122；And second radiant section 13 specifically include: vertical the 3rd section 131 arranged with described circuit board and the 4th section 132 extended along 90 ° of right angles bendings by the 3rd section of 131 ends, 3rd section 131 and the 4th section 132 rectangular L-shaped, that is, the cross section of radiant body 10 is right angle L-shaped.
Refer to Fig. 4 B, for the schematic diagram that cross section is right angle L-shaped of radiant body in the embodiment of the present application 10.
In the embodiment of the present application, in order to make radiant body 10 can produce the K kind resonance signal of different frequency range, described antenna assembly also includes: electricity supply element 60, including the 4th end 61 and the 5th end 62, as shown in Figure 5, wherein, 4th end 61 connection is arranged on radiant body 10, it it is not contact condition between the 5th end 62 and described circuit board, in specific implementation process, the particular location relation of electricity supply element 60 and radiant body 10 is: the 4th end 61 is connected in the primary importance of the first radiant section 12, and the 5th be provided with a positive pole feed point 63 on end 62, the position corresponding with positive pole feed point 63 of described circuit board is provided with a negative pole feed point 64, according to described K kind resistance value, electricity supply element 60 produces described K kind feed voltage between positive pole feed point 63 and negative pole feed point 64.Wherein, electricity supply element 60 can produce the K kind feed voltage of different magnitude of voltage according to described K kind resistance value, so that radiant body 10 under the effect of described K kind feed voltage, can produce described K kind resonance signal.
In specific implementation process, continue for described electronic equipment for mobile phone, 4th end 61 can be arranged in the primary importance of described antenna assembly the first radiant section 12 by those skilled in the art according to actual needs, the optimum distance of the first end 31 of the pcb board 30 of the 5th end 62 and mobile phone is 4mm-7mm, from the 5th end 62 apart from the 4th position for 2mm-5mm, positive pole feed point 63 is set, certainly, the distance of the distance of the 5th end 62 and the first end 31 and the 5th end 62 and positive pole feed point 63 can also be adjusted by those skilled in the art according to actual needs, it is not limited as in the embodiment of the present application.
In the embodiment of the present application, radiant body 10 can according to the resistance of different array susceptance 20, produce resonance signal in described K, refer to Fig. 6, array susceptance 20 specifically includes: a tunable capacitor 23 and M the inductance 24 with different induction value, wherein, tunable capacitor 23 is connected by a switch 25 with a switch input terminal and M output switching terminal with M inductance 24, the electric capacity outfan of tunable capacitor 23 is connected with described switch input terminal, M inductance input of M inductance 24 correspondence is connected with described M output switching terminal, tunable capacitor 23 has N number of different capacitance；When in described M output switching terminal, i-th output switching terminal is in closure state, array susceptance 20 has jth kind resistance value, when i takes 1 to M successively, array susceptance 20 obtains described K resistance value, wherein, i is the integer be more than or equal to 1 and less than or equal to M, and j is the integer be more than or equal to 1 and less than or equal to K.
In specific implementation process, the electric capacity major control Frequency in array susceptance moves, and frequency-tuning range is 700MHz-960MHz, and the inductance major control higher frequency in array susceptance moves, and frequency-tuning range is 1500MHz-2700MHz.As shown in Figure 6, the electric capacity in array susceptance is tunable capacitor, it is achieved technique is BST such as, COMS, MEMS etc., and capacitance adjustment scope is optional, and maximum magnitude is 8.2pF-2.2pF, and minimum zone is 1.2pF-0.4pF.M inductance in array susceptance respectively with being connected of M outfan of multi-output switching, realize connecting M the inductance with different induction value by regulating the position of output switching terminal, switch realize technique such as GaAS, COMS, MEMS etc..In actual applications, in array susceptance, the combination of electric capacity and inductance can configure according to actual needs, as, when antenna clearance zone is big, the high frequency of antenna only need to meet the frequency range of part 2G/3G/4G, at this moment, array susceptance can adopt combination as shown in Figure 6, does not namely use array inductance, the outfan of multi-output switching is fixed on the input of an inductance, realize (-ja1,-ja2 ... ,-jaN) and (+jb) series connection, the i.e. combination of N*1, thus realizing low frequency bandwidth adjustment.
In order to make full use of the free time shared by antenna, reduce the volume of electronic equipment, antenna assembly in the embodiment of the present application also includes the second antenna body 70, refer to Fig. 7, it is arranged on the first side of the first radiant section 12, second antenna body 70 has the 9th end 71 and the tenth end 72, wherein, 9th end 71 and the first radiant section 12 are described not contact condition, form the second opening, tenth end 72 is grounded on described circuit board by being arranged on, when the second antenna body 70 is arranged in described electronic equipment, described electronic equipment can pass through the second antenna body 70 and realize transmission and the reception of short-distance wireless communication signal.
In specific implementation process, second antenna body 70 can be Bluetooth antenna, WIFI antenna, can also be other other can realize the antenna body of short-distance wireless communication signal transmission and reception, for WIFI antenna, being connected with the first end of the pcb board of mobile phone one end of WIFI antenna, it is achieved ground connection, the other end of WIFI antenna then keeps the distance of 6mm with the first side of the first radiant section, this distance value can be adjusted by those skilled in the art according to actual needs, and this is not restricted.Thus, the mode by coexisting with other antennas improves the space availability ratio of described antenna assembly.
In order to reduce the space occupancy rate of described antenna assembly further, described antenna assembly also includes: the input/output device 90 arranged on the first end 11, refer to Fig. 8 A；And/or on the 8th end 16 arrange described input/output device 90, refer to Fig. 8 B.
In specific implementation process, can on the first end 11 of described antenna assembly the device such as integrated camera or USB, can on the 8th end 16 of described antenna assembly other devices such as integrated camera or USB, those skilled in the art can be configured according to actual needs, is not limited as in the embodiment of the present application.Owing to being integrated with other devices in described antenna assembly, furthermore achieved that the effect improving antenna space availability ratio.
Embodiment two
Based on the inventive concept same with antenna assembly in the embodiment of the present application one, as it is shown in figure 9, be the structural representation of the application the second better embodiment electronic equipment.In actual applications, described electronic equipment can be notebook computer, panel computer, mobile phone etc., it is also possible to being other electronic equipment needing to launch and receive wireless signal, at this, just differing one schematically illustrates.In specific descriptions below, for described electronic equipment for mobile phone, will illustrate.
A kind of electronic equipment, including:
Device housings 101, is provided with a circuit board 102 in described device housings 101；
Antenna assembly 103, is arranged in the primary importance of circuit board 102, and described antenna assembly 103 includes radiant body 104 and array susceptance 105；
Wherein, radiant body 104 includes the first end 1041, first end 1041 is grounded on circuit board 102 by being arranged on, array susceptance 105, there is the second end 1051 and the 3rd end 1052, second end 1051 is connected with radiant body 104,3rd end 1052 is grounded on circuit board 102 by being arranged on, array susceptance 105 has mutually different K kind resistance value, K is the integer be more than or equal to 2, radiant body 104 when "on" position, based on described K kind resistance value, can produce the K kind resonance signal of different frequency range.
In specific implementation process, for described electronic equipment for mobile phone, antenna assembly 103 can be arranged on mobile phone top, as shown in Figure 9, can also be arranged on bottom mobile phone, it is also possible to be both provided with antenna assembly 103 at mobile phone top and bottom simultaneously, be not limited as in the embodiment of the present application.
Due to above-mentioned electronic equipment and aforesaid a kind of antenna assembly one_to_one corresponding, so just repeating no more at this.
By the one or more technical schemes in the embodiment of the present application, it is possible to achieve following one or more technique effects:
One, owing to the technical scheme in the embodiment of the present application adopts, array susceptance is set in antenna assembly, described array susceptance has the second end and the 3rd end, described second end is connected with described radiant body, described 3rd end is grounded on described circuit board by being arranged on, described array susceptance has the technological means of mutually different K kind resistance value, so, radiant body in antenna assembly can when "on" position, based on described K kind resistance value, produce the K kind resonance signal of different frequency range, so that signal of communication can cover 2G/3G/4G, GPS, WIFI frequency range, realize full frequency band communication antenna, so, efficiently solve antenna of the prior art to there is high frequency bandwidth and cannot meet the technical problem of the band requirement in LTE communication system, realize the technique effect of full frequency band communication.
nullTwo、Owing to the technical scheme in the embodiment of the present application adopts by a tunable capacitor and M the inductance forming array susceptance with different induction value，Wherein，Described tunable capacitor is connected by a switch with a switch input terminal and M output switching terminal with described M inductance，The electric capacity outfan of described tunable capacitor is connected with described switch input terminal，M the inductance input that described M inductance is corresponding is connected with described M output switching terminal，Described tunable capacitor has the technological means of N number of different capacitance，So，When in described M output switching terminal, i-th output switching terminal is in closure state，Described array susceptance has the jth kind resistance value of correspondence，So，Solve antenna of the prior art further to there is high frequency bandwidth and cannot meet the technical problem of the band requirement in LTE communication system，Realize low frequency、The technique effect of any switching laws of high-frequency communication frequency range and selection and convenient debugging.
Three, owing to the technical scheme in the embodiment of the present application adopts described first end in described antenna assembly arrange input/output device and/or arrange the technological means of described input/output device on described 8th end, so, when miscellaneous part such as photographic head, USB set become in antenna assembly, the space of described electronic equipment can be made full use of, efficiently solve antenna of the prior art to there is antenna and take up room big technical problem, achieve the demand space reducing antenna, be conducive to the integrated technique effect of other parts simultaneously.
Four, owing to the technical scheme in the embodiment of the present application adopts described first end in described antenna assembly arrange input/output device and/or arrange the technological means of described input/output device on described 8th end, so, miscellaneous part and antenna assembly are integrated in same position, the space that reduction antenna and miscellaneous part take, efficiently solve electronic equipment of the prior art to there is volume and cannot realize the technical problem of miniaturization, realize electronics miniaturization, improve the technique effect of Consumer's Experience.
Although preferred embodiments of the present invention have been described, but those skilled in the art are once know basic creative concept, then these embodiments can be made other change and amendment.So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, the present invention can be carried out various change and modification without deviating from the spirit and scope of the present invention by those skilled in the art.So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (16)
1. an antenna assembly, when described antenna assembly is arranged in an electronic equipment comprising circuit board, described antenna assembly is for receiving and launch the wireless signal of described electronic equipment, and described antenna assembly includes:
Radiant body, including the first end, wherein, described first end is grounded on described circuit board by being arranged on；
Array susceptance, has the second end and the 3rd end, and described second end is connected with described radiant body, and described 3rd end is grounded on described circuit board by being arranged on, and described array susceptance has mutually different K kind resistance value, and K is the integer be more than or equal to 2；
Wherein, described radiant body when "on" position, based on described K kind resistance value, can produce the K kind resonance signal of different frequency range.
2. antenna assembly as claimed in claim 1, it is characterized in that, described antenna assembly also includes: electricity supply element, including the 4th end and the 5th end, wherein, described 4th end connection is arranged on described radiant body, being not contact condition between described 5th end and described circuit board, wherein, described electricity supply element can produce the K kind feed voltage of different magnitude of voltage according to described K kind resistance value, so that described radiation physical ability, under the effect of described K kind feed voltage, produces described K kind resonance signal.
3. antenna assembly as claimed in claim 2, it is characterized in that, described radiant body specifically includes the first radiant section and the second radiant section, described first radiant section has described first end and the 6th end, described second radiant section has the 7th end and the 8th end, wherein, and not contact condition described in being between described 6th end and described 7th end, being formed with the first radiation opening, described 8th end is grounded on described circuit board by being arranged on.
4. antenna assembly as claimed in claim 3, it is characterized in that, described first radiant section specifically includes: the first paragraph vertically arranged with described circuit board and the second segment extended by the bending of described first paragraph end, described first paragraph and described second segment are substantially L-shaped；And
Described second radiant section specifically includes: vertical the 3rd section arranged with described circuit board and the 4th section extended by described 3rd section of end bending, described 3rd section with described 4th section substantially L-shaped.
5. antenna assembly as claimed in claim 4, it is characterised in that described 4th end connection is arranged on described radiant body, particularly as follows: described 4th end is connected in the primary importance of described first radiant section；And
Described 5th end is provided with a positive pole feed point, the position corresponding with described positive pole feed point of described circuit board is provided with a negative pole feed point, according to described K kind resistance value, described electricity supply element produces described K kind feed voltage between described positive pole feed point and described negative pole feed point.
6. antenna assembly as described in arbitrary claim in claim 1-5, it is characterized in that, described array susceptance specifically includes: a tunable capacitor and M the inductance with different induction value, wherein, described tunable capacitor is connected by a switch with a switch input terminal and M output switching terminal with described M inductance, the electric capacity outfan of described tunable capacitor is connected with described switch input terminal, M the inductance input that described M inductance is corresponding is connected with described M output switching terminal, and described tunable capacitor has N number of different capacitance；When in described M output switching terminal, i-th output switching terminal is in closure state, described array susceptance has jth kind resistance value, when i takes 1 to M successively, described array susceptance obtains described K resistance value, wherein, i is the integer be more than or equal to 1 and less than or equal to M, and j is the integer be more than or equal to 1 and less than or equal to K.
7. antenna assembly as claimed in claim 6, it is characterized in that, described antenna assembly also includes the second antenna body, it is arranged on the first side of described first radiant section, described second antenna body has the 9th end and the tenth end, wherein, described 9th end and described first radiant section are described not contact condition, form the second opening, described tenth end is grounded on described circuit board by being arranged on, when described second antenna body is arranged in described electronic equipment, described electronic equipment can realize transmission and the reception of short-distance wireless communication signal by described second antenna body.
8. antenna assembly as claimed in claim 7, it is characterised in that described antenna assembly also includes: the input/output device arranged on described first end；And/or
The described input/output device arranged on described 8th end.
9. an electronic equipment, including:
Device housings, is provided with a circuit board in described device housings；
Antenna assembly, is arranged in the primary importance of described circuit board, and described antenna includes radiant body and array susceptance；
Wherein, described radiant body includes the first end, and described first end is grounded, described array susceptance on described circuit board by being arranged on, there is the second end and the 3rd end, described second end is connected with described radiant body, and described 3rd end is grounded on described circuit board by being arranged on, and described array susceptance has mutually different K kind resistance value, K is the integer be more than or equal to 2, described radiant body when "on" position, based on described K kind resistance value, can produce the K kind resonance signal of different frequency range.
10. electronic equipment as claimed in claim 9, it is characterized in that, described antenna assembly also includes: electricity supply element, including the 4th end and the 5th end, wherein, described 4th end connection is arranged on described radiant body, being not contact condition between described 5th end and described circuit board, wherein, described electricity supply element can produce the K kind feed voltage of different magnitude of voltage according to described K kind resistance value, so that described radiation physical ability, under the effect of described K kind feed voltage, produces described K kind resonance signal.
11. electronic equipment as claimed in claim 10, it is characterized in that, described radiant body specifically includes the first radiant section and the second radiant section, described first radiant section has described first end and the 6th end, described second radiant section has the 7th end and described 8th end, wherein, and not contact condition described in being between described 6th end and described 7th end, being formed with the first radiation opening, described 8th end is grounded on described circuit board by being arranged on.
12. electronic equipment as claimed in claim 11, it is characterized in that, described first radiant section specifically includes: the first paragraph vertically arranged with described circuit board and the second segment extended by the bending of described first paragraph end, described first paragraph and described second segment are substantially L-shaped；And
Described second radiant section specifically includes: vertical the 3rd section arranged with described circuit board and the 4th section extended by described 3rd section of end bending, described 3rd section with described 4th section substantially L-shaped.
13. electronic equipment as claimed in claim 12, it is characterised in that described 4th end connection is arranged on described radiant body, particularly as follows: described 4th end is connected in the primary importance of described first radiant section；And
Described 5th end is provided with a positive pole feed point, the position corresponding with described positive pole feed point of described circuit board is provided with a negative pole feed point, according to described K kind resistance value, described electricity supply element produces described K kind feed voltage between described positive pole feed point and described negative pole feed point.
14. electronic equipment as described in arbitrary claim in claim 9-13, it is characterized in that, described array susceptance specifically includes: a tunable capacitor and M the inductance with different induction value, wherein, described tunable capacitor is connected by a switch with a switch input terminal and M output switching terminal with described M inductance, the electric capacity outfan of described tunable capacitor is connected with described switch input terminal, M the inductance input that described M inductance is corresponding is connected with described M output switching terminal, and described tunable capacitor has N number of different capacitance；When in described M output switching terminal, i-th output switching terminal is in closure state, described array susceptance has jth kind resistance value, when i takes 1 to M successively, described array susceptance obtains described K resistance value, wherein, i is the integer be more than or equal to 1 and less than or equal to M, and j is the integer be more than or equal to 1 and less than or equal to K.
15. electronic equipment as claimed in claim 14, it is characterized in that, described antenna assembly also includes the second antenna body, it is arranged on the first side of described first radiant section, described second antenna body has the 9th end and the tenth end, wherein, described 9th end and described first radiant section are described not contact condition, form the second opening, described tenth end is grounded on described circuit board by being arranged on, when described second antenna body is arranged in described electronic equipment, described electronic equipment can realize transmission and the reception of short-distance wireless communication signal by described second antenna body.
16. electronic equipment as claimed in claim 15, it is characterised in that described antenna assembly also includes: the input/output device arranged on described first end；And/or
The described input/output device arranged on described 8th end.
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| CN201410857131.1A CN105811079B (en) | 2014-12-31 | 2014-12-31 | Antenna device and electronic equipment |
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| CN201410857131.1A CN105811079B (en) | 2014-12-31 | 2014-12-31 | Antenna device and electronic equipment |
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