CN204179205U - A kind of green mixing reconfigurable mobile phone antenna - Google Patents
A kind of green mixing reconfigurable mobile phone antenna Download PDFInfo
- Publication number
- CN204179205U CN204179205U CN201420317025.XU CN201420317025U CN204179205U CN 204179205 U CN204179205 U CN 204179205U CN 201420317025 U CN201420317025 U CN 201420317025U CN 204179205 U CN204179205 U CN 204179205U
- Authority
- CN
- China
- Prior art keywords
- parasitic element
- mems switch
- active dipole
- snakelike
- straight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Support Of Aerials (AREA)
- Transceivers (AREA)
Abstract
The purpose of this utility model is to provide a kind of green mixing reconfigurable mobile phone antenna, comprise first medium plate, straight active dipole, snakelike active dipole, upper parasitic element, front parasitic element, rear parasitic element, upper parasitic element is printed on the upper surface of first medium plate, the straight active dipole be parallel to each other, front parasitic element and rear parasitic element are printed on the lower surface of first medium plate, front parasitic element and rear parasitic element lay respectively at the both sides, front and back of straight active dipole, snakelike active dipole comprises the first-the second snakelike active dipole, first-the second snakelike active dipole lays respectively at straight two ends, active dipole left and right and about straight active dipole Central Symmetry, straight active dipole connects feeder line.The utility model can switch between omnidirectional and orientation according to mobile phone communication state, realize " green " call, reduce antenna to the SAR value of human body, can simultaneously according to call demand switch operating frequency range, thus widen Antenna Operation bandwidth, realize frequency and directional diagram restructural simultaneously.
Description
Technical field
The utility model relates to a kind of antenna, specifically antenna for mobile phone.
Background technology
In recent years, along with the fast development of wireless communication technology, the effect of radio communication in the life of people is more and more outstanding, and mobile phone has become the indispensable part of people's daily life as mobile terminal with fastest developing speed in wireless communication industry.Meanwhile along with the raising of quality of life, the health perception of people also strengthens gradually, and the electromagnetic radiation that mobile phone produces is subject to people's attention gradually.How effectively can reduce absorption of human body ratio (the Specific Absorption Rate) value of mobile phone, reduce the impact of mobile phone radiation electromagnetic wave on human body and become problem demanding prompt solution.Antenna for mobile phone is divided into built-in and external antenna two kinds according to version, and external antenna mainly comprises: helical antenna, monopole antenna etc.; Built-in aerial mainly contains: monopole antenna, IFA antenna, PIFA antenna, ceramic antenna etc.External antenna has the advantages such as bandwidth, signal be strong, but is exposed to outer handset due to external antenna, and the SAR value of antenna is higher than built-in aerial.Reconfigurable antenna can be divided into frequency reconfigurable antenna, directional diagram reconstructable aerial, frequency and directional diagram reconfigurable antenna, polarization reconfigurable antenna etc. simultaneously according to function.Concrete methods of realizing is in antenna radiator, load variable capacitance diode, RF-PIN or mems switch, is changed the radiation characteristic of antenna by the state of control switch, makes an antenna have the function of multiple antenna.Reconfigurable antenna is improve capability of wireless communication system, expanding system function, increase system works bandwidth, realize the technical guarantee that the aspects such as software radio provide important, will bring far-reaching influence to wireless communication technology.
At present, the most of reconfigurable antenna studied only achieves the reconstruct of a kind of characterisitic parameter in directional diagram, frequency and polarization mode, mixing reconfigurable antenna due to variable element more, therefore realize more difficult.Along with people get more and more to the demand of wireless communication technology, the function of radio communication terminal can get more and more, and working frequency range also can be more and more wider.The appearance of green mixing reconfigurable mobile phone antenna not only can effectively reduce the radiation of antenna to human body, and the broadband operation of antenna can be realized, the multifunction of wireless terminal product is had to the meaning of reality, therefore, the while of green directional diagram and frequency, reconfigurable antenna for mobile phone has huge market using value.
The people such as Wenxing Li propose a kind of mobile phone antenna with reconfigurable directional diagram in " A Novel Radiation Pattern Reconfigurable Antenna " literary composition.Although reduce the radiation of antenna to human body by reconstruct directional diagram, but GSM900 frequency range can not be covered, its range of application is narrower, so the miniature antenna that design has frequency and directional diagram reconstructable function has great importance to the practicality increasing antenna simultaneously.
Summary of the invention
The purpose of this utility model is to provide widens Antenna Operation bandwidth, realizes frequency and directional diagram reconfigurable a kind of green mixing reconfigurable mobile phone antenna simultaneously.
The purpose of this utility model is achieved in that
A kind of green mixing reconfigurable mobile phone antenna of the utility model, it is characterized in that: comprise first medium plate, straight active dipole, snakelike active dipole, upper parasitic element, front parasitic element, rear parasitic element, upper parasitic element is printed on the upper surface of first medium plate, the straight active dipole be parallel to each other, front parasitic element and rear parasitic element are printed on the lower surface of first medium plate, front parasitic element and rear parasitic element lay respectively at the both sides, front and back of straight active dipole, snakelike active dipole comprises the first-the second snakelike active dipole, first-the second snakelike active dipole lays respectively at straight two ends, active dipole left and right and about straight active dipole Central Symmetry, straight active dipole connects feeder line.
The utility model can also comprise:
1, the first snakelike active dipole is connected by the first mems switch with straight active dipole, and the second snakelike active dipole is connected by the second mems switch with straight active dipole; Upper parasitic element is arranged the 3rd-four mems switch, the 3rd-four mems switch is arranged relative to upper parasitic element Central Symmetry; Front parasitic element is arranged the 5th-seven mems switch, 6th mems switch is positioned at the center of front parasitic element, 5th mems switch and the 7th mems switch are relative to the 6th mems switch symmetry, rear parasitic element is arranged the 8th-ten mems switch, 9th mems switch is positioned at the center of rear parasitic element, and the 8th mems switch and the tenth mems switch are relative to the 9th mems switch symmetry.
2, described straight active dipole is rectangular patch;
One end that first snakelike active dipole is connected with the first mems switch is narrower than the first snakelike active dipole other end, the drift angle that the wide end of the first snakelike active dipole is corresponding with narrow end line is 6.2 degree, and the second snakelike active dipole is identical with the first snakelike active dipole structure;
Spacing between straight active dipole with upper parasitic element is 0.009 times of green wavelength mixing reconfigurable mobile phone antenna itself; The length of straight active dipole is the wavelength of 0.128 times of green mixing reconfigurable mobile phone antenna itself, the length of snakelike active dipole is the wavelength of 0.112 times of green mixing reconfigurable mobile phone antenna itself, first-the second mems switch and the spacing between feeder line are 0.128 times of green wavelength mixing reconfigurable mobile phone antenna itself, and the length of upper parasitic element is the wavelength of 0.176 times of green mixing reconfigurable mobile phone antenna itself;
Distance between 3rd-four mems switch is the wavelength of 0.106 times of green mixing reconfigurable mobile phone antenna itself;
5th mems switch and the 7th mems switch are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself with the distance of the 6th mems switch, and the 8th mems switch and the tenth mems switch are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself with the distance of the 9th mems switch;
Spacing between straight active dipole with front parasitic element and straight spacing between active dipole with rear parasitic element are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself.
A kind of green mixing reconfigurable mobile phone antenna of the utility model, it is characterized in that: comprise first-second medium plate, straight active dipole, snakelike active dipole, upper parasitic element, lower parasitic element, front parasitic element, rear parasitic element, arrange up and down between first medium plate and second medium plate, upper parasitic element is printed on the upper surface of first medium plate, the straight active dipole be parallel to each other, front parasitic element and rear parasitic element are printed on the lower surface of first medium plate and the upper surface of second medium plate simultaneously, lower parasitic element is printed on the lower surface of second medium plate, front parasitic element and rear parasitic element lay respectively at the both sides, front and back of straight active dipole, snakelike active dipole comprises the first-the second snakelike active dipole, first-the second snakelike active dipole lays respectively at straight two ends, active dipole left and right and about straight active dipole Central Symmetry, straight active dipole connects feeder line.
The utility model can also comprise:
1, the first snakelike active dipole is connected by the first mems switch with straight active dipole, and the second snakelike active dipole is connected by the second mems switch with straight active dipole; Front parasitic element is arranged the 5th-seven mems switch, 6th mems switch is positioned at the center of front parasitic element, 5th mems switch and the 7th mems switch are relative to the 6th mems switch symmetry, rear parasitic element is arranged the 8th-ten mems switch, 9th mems switch is positioned at the center of rear parasitic element, and the 8th mems switch and the tenth mems switch are relative to the 9th mems switch symmetry.
2, the first snakelike active dipole is connected by the first mems switch with straight active dipole, and the second snakelike active dipole is connected by the second mems switch with straight active dipole; Upper parasitic element is arranged the 3rd-four mems switch, the 3rd-four mems switch is arranged relative to upper parasitic element Central Symmetry; Front parasitic element is arranged the 5th-seven mems switch, 6th mems switch is positioned at the center of front parasitic element, 5th mems switch and the 7th mems switch are relative to the 6th mems switch symmetry, rear parasitic element is arranged the 8th-ten mems switch, 9th mems switch is positioned at the center of rear parasitic element, 8th mems switch and the tenth mems switch are relative to the 9th mems switch symmetry, lower parasitic element is arranged the 11-12 mems switch, the 11-12 mems switch is arranged relative to lower parasitic element Central Symmetry.
3, described straight active dipole is rectangular patch;
One end that first snakelike active dipole is connected with the first mems switch is narrower than the first snakelike active dipole other end, the drift angle that the wide end of the first snakelike active dipole is corresponding with narrow end line is 6.2 degree, and the second snakelike active dipole is identical with the first snakelike active dipole structure;
Spacing between straight active dipole with upper parasitic element is 0.009 times of green wavelength mixing reconfigurable mobile phone antenna itself; The length of straight active dipole is the wavelength of 0.128 times of green mixing reconfigurable mobile phone antenna itself, the length of snakelike active dipole is the wavelength of 0.112 times of green mixing reconfigurable mobile phone antenna itself, first-the second mems switch and the spacing between feeder line are 0.128 times of green wavelength mixing reconfigurable mobile phone antenna itself, and the length of upper parasitic element is the wavelength of 0.176 times of green mixing reconfigurable mobile phone antenna itself;
Distance between 3rd-four mems switch is the wavelength of 0.106 times of green mixing reconfigurable mobile phone antenna itself;
5th mems switch and the 7th mems switch are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself with the distance of the 6th mems switch, and the 8th mems switch and the tenth mems switch are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself with the distance of the 9th mems switch;
Spacing between straight active dipole with front parasitic element and straight spacing between active dipole with rear parasitic element are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself.
Advantage of the present utility model is:
1, the directional diagram of this antenna switches between omnidirectional and orientation according to actual talking state.When mobile phone is in holding state, radiation pattern is omnidirectional.When mobile phone enters talking state, radiation pattern is reconstructed.Now antenna surface is cut down to the gain of human body one side, and the antenna gain of human body one side strengthens dorsad, and human body is avoided all the time in orientation direction figure greatest irradiation direction.
2, the operating frequency of this antenna can switch according to current phone frequency range of conversing, can broadening Antenna Operation frequency range effectively.
3, this antenna has the function simultaneously reconstructing (namely mixing reconstruct) with directional diagram reconstruct frequently, equidirectional figure frequency reconfiguration and directional diagram and frequency, broadening working band, enhance the controllability of directional diagram, under the prerequisite ensureing signal reception, reduce antenna to greatest extent to the radiation of human body, realize real " green " call.
4, this antenna have employed snakelike active dipole and buries technology, significantly reduces the physical dimension of antenna, and micro-band Yagi spark gap paster antenna is applied in the mobile devices such as mobile phone becomes possibility.
5, this antenna adopts and load mems switch technology on stacked parasitic element, and the directional diagram that antenna can be realized in vertical direction reconstructs, and increases the degree of freedom of antenna direction directional diagram, promotes antenna performance.
Accompanying drawing explanation
Fig. 1 is the vertical view (not containing dielectric-slab) of the utility model basic structure;
Fig. 2 is the front view of the utility model basic structure;
Fig. 3 is the internal layer vertical view (not containing dielectric-slab) of the utility model basic structure;
Fig. 4 is that the utility model is without the aerial radiation direction schematic diagram under talking state;
Fig. 5 is the aerial radiation direction schematic diagram under the utility model has talking state.；
Fig. 6 is the stereogram of basic structure of the present utility model.
Embodiment
Below in conjunction with accompanying drawing citing, the utility model is described in more detail:
Execution mode 1:
Composition graphs 1 ~ 6, a kind of green mixing reconfigurable mobile phone antenna, comprise the straight active dipole 101 be connected with feeder line 401, be symmetricly set in both sides before and after straight active dipole 101 respectively and with the front parasitic element of straight active dipole 101 horizontal parallel 102 and rear parasitic element 103, be positioned at straight active dipole 101 two ends and about the centrosymmetric snakelike active dipole 106 of straight active dipole 101, it is characterized in that: described straight active dipole 101 is rectangular patch, snakelike active dipole 106 is connected by two symmetrically arranged mems switches 201 with straight active dipole 101, it is narrower that snakelike active dipole 106 is positioned at mems switch 201 one end, wider away from mems switch 201 one end, above straight active dipole 101, be also provided with a upper parasitic element 104 parallel with straight active dipole 101, be upper dielectric-slab 301 between straight active dipole 101 and upper parasitic element 104.
Wherein, a lower parasitic element 105 parallel with straight active dipole 101 is also provided with in the below of straight active dipole 101.Spacing between described straight active dipole 101 and upper parasitic element 104 and straight spacing between active dipole 101 and lower parasitic element 105 are 0.009 times of wavelength.
Wherein, described lower parasitic element 105 is provided with 2 mems switches 201, these 2 MEMS switch 201 positions are arranged relative to lower parasitic element 105 Central Symmetry.Distance between 2 mems switches 201 is 0.106 times of wavelength.
Wherein, the length of described straight active dipole 101 is 0.128 times of wavelength, and the length of snakelike active dipole 106 is the wavelength of 0.112 times, and the spacing between 2 mems switches 201 and feeder line 401 is the wavelength of 0.128 times.The length of upper parasitic element 104 is 0.176 times of wavelength.
Wherein, described is that upper parasitic element 104 is provided with 2 mems switches 201, and these 2 mems switch 201 positions are arranged relative to upper parasitic element 104 Central Symmetry.Distance between 2 mems switches 201 is 0.106 times of wavelength.
Wherein, described front parasitic element 102 and rear parasitic element 103 are respectively provided with 3 mems switches 201, one of them mems switch 201 is positioned at the center of parasitic element 102,103, another two mems switches 201 are arranged relative to this parasitic element 102,103 Central Symmetry, and the distance between the mems switch 201 of center is the wavelength of 0.059 times.
Wherein, it is upper dielectric-slab 301 between straight active dipole 101 and upper parasitic element 104, it is lower dielectric-slab 302 between straight active dipole 101 and lower parasitic element 105, upper dielectric-slab 301 is identical with lower dielectric-slab 302 material, and straight active dipole 101 and snakelike active dipole 106 all bury between upper dielectric-slab 301 and lower dielectric-slab 302.
Wherein, the spacing between described straight active dipole 101 and front parasitic element 102 and straight spacing between active dipole 101 and rear parasitic element 103 are 0.059 times of wavelength.
Wherein, the drift angle that the wide end of snakelike active dipole 106 is corresponding with narrow end line is 6.2 degree.
By controlling mems switch 201 state on parasitic element 102,103,104,105, change the current and phase difference between passive antenna and straight active dipole 101 and snakelike active dipole 106, when ensureing that operating frequency of antenna is constant, realize the reconstruct of antenna omnidirectional directional diagram and orientation direction figure.As shown in Figure 3, active dipole comprises two parts: straight active dipole 101, snakelike active dipole 106, snakelike active dipole 106 effectively can shorten the size of antenna, realizes the miniaturization of antenna.Be connected by mems switch 201 between straight active dipole 101 with snakelike active dipole 106, switching mems switch 201 state just can realize operating frequency of antenna and switch between GSM900 frequency range and DCS1800 frequency range, reach the object of reconfigurable antenna frequency, because antenna structure is symmetrical, so directional diagram corresponding during frequency reconfiguration can remain unchanged.When the mems switch 201 on straight active dipole 101 and parasitic element 102,103,104,105 carries out the switching of on off state simultaneously, the mixing reconstruct of antenna pattern and frequency can be realized.
The operating frequency of this antenna can switch according to current phone frequency range of conversing, and the directional diagram of antenna then switches between omnidirectional and orientation according to actual talking state.When mobile phone is in holding state, radiation pattern is omnidirectional, and when mobile phone enters talking state, radiation pattern is reconstructed.Now antenna surface is cut down to the gain of human body one side, and the antenna gain of human body one side strengthens dorsad, and human body is avoided all the time in orientation direction figure greatest irradiation direction, effective guarantee speech quality, the backward radiation of antenna is very little, can effectively reduce SAR value, reduce the harmful radiation to human body.Meanwhile this Antenna Anti-jamming ability is strong, and working band is wide, has good antenna gain, and compact conformation, symmetry, be easy to fabrication design, is convenient to batch production, and with low cost.
The utility model, by controlling the on off state of mems switch 201, realizes the reconstruct of antenna pattern, reduces the gain of directional diagram towards people side, reduces antenna to the radiation of human body, realizes " green " call.Realized the reconstruct of operating frequency of antenna by the state controlling mems switch 201, operating frequency covers GSM900 frequency range and DCS1800 frequency range, widens Antenna Operation bandwidth, realizes directional diagram frequency restructural simultaneously.This antenna can be used on the portable mobile terminals such as mobile phone.
Execution mode 2:
One mixing restructural Green handset antenna described in the utility model.Wherein, comprise the straight active dipole 101 be connected with feeder line 401, be symmetricly set in both sides before and after straight active dipole 101 respectively and with the front parasitic element of straight active dipole 101 horizontal parallel 102 and rear parasitic element 103, be positioned at straight active dipole 101 two ends and about the centrosymmetric snakelike active dipole 106 of straight active dipole 101, straight active dipole 101 is rectangular patch, snakelike active dipole 106 is connected by two symmetrically arranged mems switches 201 with straight active dipole 101, it is narrower that snakelike active dipole 106 is positioned at mems switch 201 one end, wider away from mems switch 201 one end, the drift angle that the wide end of snakelike active dipole 106 is corresponding with narrow end line is 6.2 degree, and snakelike active dipole 106 is connected with straight active dipole 101 by mems switch 201, a upper parasitic element 104 parallel with straight active dipole 101 is also provided with above straight active dipole 101, the below of straight active dipole 101 is also provided with a lower parasitic element 105 parallel with straight active dipole 101, the length of straight active dipole 101 is 0.24 times of wavelength, and the length of upper parasitic element 104 and lower parasitic element 105 is 0.176 times of wavelength, front parasitic element 102 and rear parasitic element 103 are respectively provided with 3 mems switches 201, one of them mems switch 201 is positioned at the center of parasitic element 102 and parasitic element 103, and another two mems switches 201 are arranged relative to parasitic element 102 and parasitic element 103 Central Symmetry respectively, upper parasitic element 104 is provided with 2 mems switches 201, these 2 mems switch 201 positions are arranged relative to upper parasitic element 104 Central Symmetry.Lower parasitic element 105 is provided with 2 mems switches 201, these 2 mems switch 201 positions are arranged relative to lower parasitic element 105 Central Symmetry.
Described one mixing restructural Green handset antenna, is carried out the working frequency range of control antenna by the disconnection (closing) of 2 mems switches 201 on straight active dipole 101.When 2 mems switches 201 on straight active dipole 101 close, snakelike active dipole 106 makes CURRENT DISTRIBUTION path become long, effectively shortens antenna size, and reduce working frequency range, Antenna Operation is in GSM900 frequency range.When the disconnection of 2 mems switches 201 on straight active dipole 101, the CURRENT DISTRIBUTION path on straight active dipole 101 shortens, and Antenna Operation is in DCS1800 frequency range.Because antenna structure is symmetrical, so directional diagram corresponding during frequency reconfiguration can remain unchanged.
By the disconnection (or closed) of mems switch 201, control closed (or disconnection) of front parasitic element 102 and the disconnection (or closed) of rear parasitic element 103, front parasitic element 102 is made to be operated in reflection oscillator (or director dipole) state, rear parasitic element 103 is made to be operated in director dipole (or reflection oscillator) state, the reconstruct in the horizontal direction of control antenna directional diagram; By the disconnection (or closed) of mems switch 201, the disconnection (or closed) of parasitic element 104 and closed (or disconnection) of lower parasitic element 105 in control, parasitic element 104 is made to be operated in director dipole (or reflection oscillator) state, lower parasitic element 105 is operated in reflection oscillator (or director dipole) state, the reconstruct in the vertical direction of control antenna directional diagram; Control whole mems switch 201 simultaneously, the reconstruct of the multi-direction figure of antenna can be realized.Because the CURRENT DISTRIBUTION path on straight active dipole 101 does not change, so the working band of antenna can remain unchanged the while of directional diagram reconstruct.When the mems switch 201 on straight active dipole carries out the switching of on off state with the mems switch 201 on parasitic element simultaneously, the mixing reconstruct of antenna pattern and frequency can be realized.
The operating frequency of this antenna can switch according to current phone frequency range of conversing, and the directional diagram of antenna then switches between omnidirectional and orientation according to actual talking state.When mobile phone is in holding state, radiation pattern is omnidirectional.When mobile phone enters talking state, radiation pattern is reconstructed.Antenna surface is cut down to the gain of human body one side, and the antenna gain of human body one side strengthens dorsad, and human body is avoided all the time in orientation direction figure greatest irradiation direction, effective guarantee speech quality, the backward radiation of antenna is very little, can effectively reduce SAR value, reduce the harmful radiation to human body.Meanwhile this Antenna Anti-jamming ability is strong, and working band is wide, has good antenna gain, and compact conformation, symmetry, be easy to fabrication design, is convenient to batch production, and with low cost.
Described one mixing restructural Green handset antenna, upper parasitic element 104 is printed on the upper surface of medium substrate 301, the straight active dipole 101 of this antenna, front parasitic element 102 and rear parasitic element 103 are printed on medium substrate 302 upper surface (i.e. the lower surface of medium basic 301), lower parasitic element 105 is printed on the lower surface of medium substrate 302, straight active dipole 101, front parasitic element 102 and rear parasitic element 103 is the embedded structure of medium, effectively reduces antenna size.The material of medium substrate 301,302 can be changed according to different application occasion, and straight active dipole 101 is connected with balancer 401, and in reality, balancer is realized by metal printed line.
Execution mode 3:
Another kind of embodiment of the present utility model is on the basis of embodiment 2, deletes lower parasitic element 105 and dielectric-slab 302.Upper parasitic element 104 is printed on the upper surface of 301 of medium substrate, and straight active dipole 101, snakelike active dipole 106, front parasitic element 102 and rear parasitic element 103 are printed on the lower surface of dielectric-slab 301.Upper parasitic element 104 is parallel with straight active dipole 101, and the length of upper parasitic element 104 is 0.176 times of wavelength.
Described one mixing restructural Green handset antenna, by the disconnection (or closed) of mems switch 201, control closed (or disconnection) of front parasitic element 102 and the disconnection (or closed) of rear parasitic element 103, front parasitic element 102 is made to be operated in reflection oscillator (or director dipole) state, rear parasitic element 103 is made to be operated in director dipole (or reflection oscillator) state, the reconstruct in the horizontal direction of control antenna directional diagram; By the disconnection (or closed) of mems switch 201, the disconnection (or closed) of parasitic element 104 in control, parasitic element 104 is made to be operated in director dipole (or reflection oscillator) state, the reconstruct in the vertical direction of control antenna directional diagram; Control whole mems switch 201 simultaneously, omnidirectional's reconstruct of antenna pattern can be realized.
Execution mode 4:
Another kind of embodiment of the present utility model is on the basis of embodiment 3, delete 2 mems switches 201 on upper parasitic element 104, add lower dielectric-slab 302 and lower parasitic element 105 in the below of straight active dipole 101, upper dielectric-slab 301 is identical with lower dielectric-slab 302 material.Lower parasitic element 105 is printed on the lower surface of 302 of medium substrate, and straight active dipole 101, snakelike active dipole 106, front parasitic element 102 and rear parasitic element 103 all bury between upper dielectric-slab 301 and lower dielectric-slab 302.Upper parasitic element 104 is symmetrical in straight active dipole about 101 both sides respectively with lower parasitic element 105 and parallel with straight active dipole 101, and the length of upper parasitic element 104 is 0.096 times of wavelength; The length of lower parasitic element 105 is 0.176 times of wavelength.
Described one mixing restructural Green handset antenna, because straight active dipole 101 and snakelike active dipole 106 bury between upper dielectric-slab 301 and lower dielectric-slab 302, so effectively reduce the dimensional structure of antenna; Upper parasitic element 104 length is less than straight active dipole 101, and upper parasitic element 104 is operated in director dipole state; Lower parasitic element 105 length is greater than the overall length of straight active dipole 101 and snakelike active dipole 106, lower parasitic element 105 is operated in reflection oscillator state, antenna pattern is positioned at upper half-space in vertical direction, the length of parasitic element 104 and lower parasitic element 105 on antenna can be adjusted according to communication requirement, namely the beamwidth of antenna pattern in vertical plane can be changed, the directivity of the antenna pattern of this application example strengthens, and energy is more concentrated, improves the utilance of antenna energy; Owing to decreasing the quantity of mems switch 201, so the complexity of the antenna reduced and cost.
Claims (7)
1. a green mixing reconfigurable mobile phone antenna, it is characterized in that: comprise first medium plate, straight active dipole, snakelike active dipole, upper parasitic element, front parasitic element, rear parasitic element, upper parasitic element is printed on the upper surface of first medium plate, the straight active dipole be parallel to each other, front parasitic element and rear parasitic element are printed on the lower surface of first medium plate, front parasitic element and rear parasitic element lay respectively at the both sides, front and back of straight active dipole, snakelike active dipole comprises the first-the second snakelike active dipole, first-the second snakelike active dipole lays respectively at straight two ends, active dipole left and right and about straight active dipole Central Symmetry, straight active dipole connects feeder line.
2. a kind of green mixing reconfigurable mobile phone antenna according to claim 1, it is characterized in that: the first snakelike active dipole is connected by the first mems switch with straight active dipole, the second snakelike active dipole is connected by the second mems switch with straight active dipole; Upper parasitic element is arranged the 3rd-four mems switch, the 3rd-four mems switch is arranged relative to upper parasitic element Central Symmetry; Front parasitic element is arranged the 5th-seven mems switch, 6th mems switch is positioned at the center of front parasitic element, 5th mems switch and the 7th mems switch are relative to the 6th mems switch symmetry, rear parasitic element is arranged the 8th-ten mems switch, 9th mems switch is positioned at the center of rear parasitic element, and the 8th mems switch and the tenth mems switch are relative to the 9th mems switch symmetry.
3. a kind of green mixing reconfigurable mobile phone antenna according to claim 2, is characterized in that:
Described straight active dipole is rectangular patch;
One end that first snakelike active dipole is connected with the first mems switch is narrower than the first snakelike active dipole other end, the drift angle that the wide end of the first snakelike active dipole is corresponding with narrow end line is 6.2 degree, and the second snakelike active dipole is identical with the first snakelike active dipole structure;
Spacing between straight active dipole with upper parasitic element is 0.009 times of green wavelength mixing reconfigurable mobile phone antenna itself; The length of straight active dipole is the wavelength of 0.128 times of green mixing reconfigurable mobile phone antenna itself, the length of snakelike active dipole is the wavelength of 0.112 times of green mixing reconfigurable mobile phone antenna itself, first-the second mems switch and the spacing between feeder line are 0.128 times of green wavelength mixing reconfigurable mobile phone antenna itself, and the length of upper parasitic element is the wavelength of 0.176 times of green mixing reconfigurable mobile phone antenna itself;
Distance between 3rd-four mems switch is the wavelength of 0.106 times of green mixing reconfigurable mobile phone antenna itself;
5th mems switch and the 7th mems switch are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself with the distance of the 6th mems switch, and the 8th mems switch and the tenth mems switch are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself with the distance of the 9th mems switch;
Spacing between straight active dipole with front parasitic element and straight spacing between active dipole with rear parasitic element are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself.
4. a green mixing reconfigurable mobile phone antenna, it is characterized in that: comprise first-second medium plate, straight active dipole, snakelike active dipole, upper parasitic element, lower parasitic element, front parasitic element, rear parasitic element, arrange up and down between first medium plate and second medium plate, upper parasitic element is printed on the upper surface of first medium plate, the straight active dipole be parallel to each other, front parasitic element and rear parasitic element are printed on the lower surface of first medium plate and the upper surface of second medium plate simultaneously, lower parasitic element is printed on the lower surface of second medium plate, front parasitic element and rear parasitic element lay respectively at the both sides, front and back of straight active dipole, snakelike active dipole comprises the first-the second snakelike active dipole, first-the second snakelike active dipole lays respectively at straight two ends, active dipole left and right and about straight active dipole Central Symmetry, straight active dipole connects feeder line.
5. a kind of green mixing reconfigurable mobile phone antenna according to claim 4, it is characterized in that: the first snakelike active dipole is connected by the first mems switch with straight active dipole, the second snakelike active dipole is connected by the second mems switch with straight active dipole; Front parasitic element is arranged the 5th-seven mems switch, 6th mems switch is positioned at the center of front parasitic element, 5th mems switch and the 7th mems switch are relative to the 6th mems switch symmetry, rear parasitic element is arranged the 8th-ten mems switch, 9th mems switch is positioned at the center of rear parasitic element, and the 8th mems switch and the tenth mems switch are relative to the 9th mems switch symmetry.
6. a kind of green mixing reconfigurable mobile phone antenna according to claim 4, it is characterized in that: the first snakelike active dipole is connected by the first mems switch with straight active dipole, the second snakelike active dipole is connected by the second mems switch with straight active dipole; Upper parasitic element is arranged the 3rd-four mems switch, the 3rd-four mems switch is arranged relative to upper parasitic element Central Symmetry; Front parasitic element is arranged the 5th-seven mems switch, 6th mems switch is positioned at the center of front parasitic element, 5th mems switch and the 7th mems switch are relative to the 6th mems switch symmetry, rear parasitic element is arranged the 8th-ten mems switch, 9th mems switch is positioned at the center of rear parasitic element, 8th mems switch and the tenth mems switch are relative to the 9th mems switch symmetry, lower parasitic element is arranged the 11-12 mems switch, the 11-12 mems switch is arranged relative to lower parasitic element Central Symmetry.
7. a kind of green mixing reconfigurable mobile phone antenna according to claim 6, is characterized in that:
Described straight active dipole is rectangular patch;
One end that first snakelike active dipole is connected with the first mems switch is narrower than the first snakelike active dipole other end, the drift angle that the wide end of the first snakelike active dipole is corresponding with narrow end line is 6.2 degree, and the second snakelike active dipole is identical with the first snakelike active dipole structure;
Spacing between straight active dipole with upper parasitic element is 0.009 times of green wavelength mixing reconfigurable mobile phone antenna itself; The length of straight active dipole is the wavelength of 0.128 times of green mixing reconfigurable mobile phone antenna itself, the length of snakelike active dipole is the wavelength of 0.112 times of green mixing reconfigurable mobile phone antenna itself, first-the second mems switch and the spacing between feeder line are 0.128 times of green wavelength mixing reconfigurable mobile phone antenna itself, and the length of upper parasitic element is the wavelength of 0.176 times of green mixing reconfigurable mobile phone antenna itself;
Distance between 3rd-four mems switch is the wavelength of 0.106 times of green mixing reconfigurable mobile phone antenna itself;
5th mems switch and the 7th mems switch are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself with the distance of the 6th mems switch, and the 8th mems switch and the tenth mems switch are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself with the distance of the 9th mems switch;
Spacing between straight active dipole with front parasitic element and straight spacing between active dipole with rear parasitic element are 0.059 times of green wavelength mixing reconfigurable mobile phone antenna itself.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420317025.XU CN204179205U (en) | 2014-06-13 | 2014-06-13 | A kind of green mixing reconfigurable mobile phone antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420317025.XU CN204179205U (en) | 2014-06-13 | 2014-06-13 | A kind of green mixing reconfigurable mobile phone antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204179205U true CN204179205U (en) | 2015-02-25 |
Family
ID=52567989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420317025.XU Expired - Fee Related CN204179205U (en) | 2014-06-13 | 2014-06-13 | A kind of green mixing reconfigurable mobile phone antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204179205U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022339A (en) * | 2014-06-13 | 2014-09-03 | 哈尔滨工程大学 | Green, mixed and reconfigurable mobile phone antenna |
| CN106255185A (en) * | 2016-07-29 | 2016-12-21 | 广东欧珀移动通信有限公司 | Method, device and the mobile terminal of a kind of switching terminal antenna |
| CN106299664A (en) * | 2016-09-21 | 2017-01-04 | 深圳大学 | A kind of polarization restructural magnetoelectricity dipole antenna |
-
2014
- 2014-06-13 CN CN201420317025.XU patent/CN204179205U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022339A (en) * | 2014-06-13 | 2014-09-03 | 哈尔滨工程大学 | Green, mixed and reconfigurable mobile phone antenna |
| CN106255185A (en) * | 2016-07-29 | 2016-12-21 | 广东欧珀移动通信有限公司 | Method, device and the mobile terminal of a kind of switching terminal antenna |
| CN106299664A (en) * | 2016-09-21 | 2017-01-04 | 深圳大学 | A kind of polarization restructural magnetoelectricity dipole antenna |
| CN106299664B (en) * | 2016-09-21 | 2019-09-27 | 深圳大学 | A kind of restructural magnetoelectricity dipole antenna of polarization |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105244598B (en) | A kind of antenna system and mobile terminal | |
| CN103346392B (en) | Mobile phone antenna with reconfigurable directional diagram | |
| CN104022339A (en) | Green, mixed and reconfigurable mobile phone antenna | |
| Ha et al. | Reconfigurable beam steering using a microstrip patch antenna with a U-slot for wearable fabric applications | |
| CN103094690B (en) | A kind of loop aerial and associated electronic device | |
| CN104901010A (en) | Wearable device | |
| US20150002350A1 (en) | Wireless electronic devices including a variable tuning component | |
| CN103928766B (en) | A kind of mobile phone and antenna thereof | |
| CN204834871U (en) | Compound 4G becket antenna | |
| WO2012000405A1 (en) | Antenna system switching method and mobile terminal | |
| CN105609938A (en) | Broadband antenna | |
| US10109926B2 (en) | Antenna radiator, antenna and mobile terminal | |
| CN206497316U (en) | A kind of intelligent watch with All-in-One antenna | |
| CN204179205U (en) | A kind of green mixing reconfigurable mobile phone antenna | |
| CN108400427A (en) | Antenna system | |
| Anguera et al. | Multiband handset antennas by means of groundplane modification | |
| CN203813034U (en) | Pattern-reconfigurable antenna | |
| CN103367874B (en) | Communicator | |
| CN101853977B (en) | Mobile device | |
| Lin et al. | Printed monopole slot antenna for penta‐band operation in the folder‐type mobile phone | |
| CN207165755U (en) | Earphone antenna structure | |
| CN102969567A (en) | Communication device and method for increasing antenna operation bandwidth | |
| CN102751570B (en) | A kind of 3G antenna of mobile phone and 3G mobile | |
| Chen et al. | Two-antenna array with T-shaped neutralization line for 5G wideband application | |
| Lee et al. | Frequency reconfigurable antenna using a PIN diode for mobile handset application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20200613 |