CN105470633A - 2G, 3G and 4G integrated multi-frequency antennae and wireless communication terminal - Google Patents
2G, 3G and 4G integrated multi-frequency antennae and wireless communication terminal Download PDFInfo
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Abstract
The invention relates to a 2G, 3G and 4G integrated multi-frequency antennae and a wireless communication terminal. The wiring shape of the antenna is designed reasonably, so that three independent frequency bands of 2G, 3G and 4G are combined into two frequency bands and integrated in the same antenna, four radiation units are combined in one antenna, and thus, interference among antennas is avoided. The whole structure is optimized, so that the occupation space of the antenna is smaller; when the antennae is arranged in the wireless terminal, the relative distances from the antenna to the GPS, BD and BT antennas are relatively long, the position of the antenna in the wireless terminal is further adjusted, and circuits of the terminal itself can be combined to eliminate co-frequency interference of the GPS, BD and BT antennas; and the antenna of the wiring structure is high in bandwidth and resonance, and is not influenced by secondary harmonic waves of GPS, BD and BT.
Description
[technical field]
The present invention relates to wireless communication signal receiving equipment technical field, refer in particular to a kind of 2G, 3G, 4G and integrate multifrequency antenna and wireless communication terminal.
[background technology]
In current mobile communication technology field, terminal communication update is very fast, function is concentrated.Owing to there is disturbing mutually between antenna and antenna in traditional wireless single-band antenna, so that integrated multifunction terminal wireless product cannot be met, along with the development in epoch, people to the multi-functional of wireless terminal product and semaphore request more and more higher, current a lot of wireless terminal product is subject to disturbing mutually between multiple antenna and cannot realizes, and causes some equipment such as some phenomenons, such as mobile phone, radio apparatus, wireless terminal location such as the poor transmission of product signal, call, location interruption.
[summary of the invention]
The object of the invention is to overcome above-mentioned defect, provide a kind of 2G, 3G, 4G to integrate multifrequency antenna and wireless communication terminal.
The object of the present invention is achieved like this: a kind of 2G, 3G, 4G integrate multifrequency antenna, it comprises antenna, and described antenna is a stereochemical structure formed primarily of the first radiating element of spaced apart arrangement from left to right, the second radiating element, the 3rd radiating element and the 4th radiating element;
Described first radiating element launches in " h " font, it comprise long-armed and be connected to long-armed on bent over arms, wherein long-armed end is connected with the 3rd radiating element;
Described second radiating element launches in " several " font, and the middle part of " several " font second radiating element is arranged between the long-armed and bent over arms of first radiating element of " h " font; Second radiating element comprise successively be connected the first side arm, linking arm and the second side arm, described first side arm be connected to the first radiating element long-armed on, the second side arm end is provided with the first feed end;
Described 3rd radiating element launches in " F " font, it comprise vertical wall and the first horizontal arm of being connected on the right side of vertical wall in the second horizontal arm, wherein the first horizontal arm is connected to one end of vertical wall, second horizontal arm and the first horizontal arm interval are arranged, and the other end of vertical wall is provided with the second feed end; The long-armed correspondence of first radiating element of described " h " font is connected to the left side that vertical arm connects first horizontal arm one end;
Described 4th radiating element launches in " L " font, and it is arranged at the vertical wall of the 3rd radiating element and the inner side of the second horizontal arm; The first arm that 4th radiating element comprises, the second arm, wherein the first arm parallels with the vertical wall of the 3rd radiating element, and the second arm then parallels with the second horizontal arm of the 3rd radiating element, is provided with the 3rd feed end in the end of the first arm;
In said structure, the long-armed long 45.42mm ± 3mm of described first radiating element, bending brachium 22.15mm ± 3mm; Long 20.22mm ± the 3mm of vertical wall of the 3rd radiating element of described " F " font;
In said structure, the vertical section of described first side arm adds the vertical section overall length 20.22mm ± 3mm of linking arm and the second side arm, the horizontal segment length 12.15mm ± 3mm of described first side arm, the horizontal segment length 23.47mm ± 3mm of the second side arm;
In said structure, the vertical brachium 20.22mm ± 3mm of described 3rd radiating element, first horizontal brachium 23.9mm ± 3mm, second horizontal brachium 18.12mm ± 3mm ± 3mm;
In said structure, first brachium 11.79mm ± 3mm of described 4th radiating element, second brachium 8.5mm ± 3mm;
In said structure, first side arm and second side arm of described second radiating element include the horizontal segment and vertical section that are connected, horizontal segment and the long-armed of the first radiating element of the first side arm, the second side arm are parallel to each other, and vertical section and the linking arm of the first side arm, the second side arm are parallel to each other; The vertical section of the first side arm be connected to the first radiating element long-armed on, horizontal segment one end of the second side arm connects linking arm, and the bending arm outside that the other end extends to the first radiating element connects vertical section;
In said structure, described antenna is cuboid; Long-armed, the first side arm of the second radiating element and the first horizontal arm part of the 3rd radiating element of described first radiating element are positioned at cuboid leading flank; Second arm of the horizontal segment of described first radiating element bent over arms, the linking arm of the second radiating element, the second side arm of the second radiating element and the second horizontal arm of the 3rd radiating element, vertical arm part and the 4th radiating element is positioned at cuboid upper side; The vertical section of described second radiating element, the remainder of the vertical arm of the 3rd radiating element and the first arm of the 4th radiating element extend to cuboid bottom side by cuboid trailing flank; First horizontal arm remainder of described 3rd radiating element is positioned on cuboid right flank; Described first feed end, the second feed end, the 3rd feed end are arranged on cuboid bottom side;
In said structure, it also comprises support in cuboid and connector; Described antenna is arranged on support, and described connector is connected respectively the first feed end of antenna, the second feed end and the 3rd feed end and arranges;
In said structure, described support leading flank is provided with interior recess, and in the correspondence of support bottom, recess is provided with the cross rib for supporting the first feed end, the second feed end, the 3rd feed end; Described connector is arranged at support bottom, is provided with barb card column in support downside; Described antenna sticks in rack outer surface and the remainder of the vertical arm of the vertical section of the second radiating element, the 3rd radiating element and the first arm of the 4th radiating element corresponding with interior recess;
In said structure, 2G, 3G, 4G that described pcb board is provided with as described in claim 1-9 any one integrate multifrequency antenna.
The invention still further relates to a kind of wireless communication terminal, it comprises pcb board, and described pcb board is provided with 2G, 3G, 4G as above and integrates multifrequency antenna.
Beneficial effect of the present invention be by appropriate design antenna walk wire shaped thus achieve by 2G 3G 4G independently 3 frequency ranges synthesize 2 frequency ranges and be incorporated in an antenna, because four radiating element synthesis are in an antenna, therefore just there is not the interference problem between antenna and antenna yet.In addition integrally-built optimization, the space that antenna takies product is less, thus when it is arranged in wireless terminal product, relative larger distance can be had with antennas such as other GPS BD BT, further by the adjustment position of this antenna product in wireless terminal, the processing of circuit in conjunction with end product itself fall GPS BD the same band interference of BT antenna.In addition, the antenna of this wire structures has good bandwidth sum resonance, second harmonic also no impact of GPS BD BT.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing in detail concrete structure of the present invention is described in detail
Fig. 1 is the flat deployable structure schematic diagram 1 of inventive antenna;
Fig. 2 is the flat deployable structure schematic diagram 2 of inventive antenna;
Fig. 3 is the schematic perspective view 1 under the stereochemical structure of inventive antenna;
Fig. 4 is the schematic perspective view 2 under the stereochemical structure of inventive antenna;
Fig. 5 is the vertical view under the stereochemical structure of inventive antenna;
Fig. 6 is the upward view under the stereochemical structure of inventive antenna;
Fig. 7 is the perspective view of support of the present invention;
Fig. 8 is the stereochemical structure rearview of support of the present invention;
Fig. 9 is overall structure schematic perspective view 1 of the present invention;
Figure 10 is overall structure schematic perspective view 2 of the present invention;
Figure 11 is the S11 Parameter Map of antenna of the present invention;
Figure 12 is the return loss plot of antenna of the present invention.
1-first radiating element; 2-second radiating element; 3-the 3rd radiating element; 4-the 4th radiating element; 5-support; 11-is long-armed; 12-bending arm; 21-first side arm; 22-linking arm; 23-second side arm; 24-first feed end; 31-first horizontal arm; 32-second horizontal arm; The vertical wall of 33-; 34-second feed end; 41-second arm; 42-first arm; 43-the 3rd feed end; Recess in 51-; 52-cross rib; 53-barb card column.
[embodiment]
Below in conjunction with accompanying drawing, the specific embodiment of the invention is described in detail.
The present invention relates to a kind of 2G, 3G, 4G and integrate multifrequency antenna, it comprises antenna as shown in figures 1 to 6, and described antenna is a stereochemical structure formed primarily of the first radiating element 1, second radiating element 2 of spaced apart arrangement from left to right, the 3rd radiating element 3 and the 4th radiating element 4.
Described first radiating element 1 launches in " h " font, and it bent over arms 12 comprising long-armed 11 and be connected on long-armed 11, wherein the end of long-armed 11 is connected with the 3rd radiating element 3.
Described second radiating element 2 launches in " several " font, and the middle part of " several " font second radiating element 2 is arranged between long-armed 11 and bent over arms 12 of first radiating element 1 of " h " font; Second radiating element 2 comprises the first side arm 21, linking arm 22 and the second side arm 23 that are connected successively, and described first side arm 21 is connected on long-armed 11 of the first radiating element 1, and the second side arm 23 end is provided with the first feed end 24.
Described 3rd radiating element 3 launches in " F " font, it comprise vertical wall 33 and the first horizontal arm 31 of being connected on the right side of vertical wall 33 in the second horizontal arm 32, wherein the first horizontal arm 31 is connected to one end of vertical wall 33, second horizontal arm 32 and the first horizontal arm 31 interval are arranged, and the other end of vertical wall 33 is provided with the second feed end 34; Long-armed 11 correspondences of first radiating element 1 of described " h " font are connected to the left side that vertical arm 33 connects first horizontal arm 31 one end.
Described 4th radiating element 4 launches in " L " font, and it is arranged at the vertical wall 33 of the 3rd radiating element 3 and the inner side of the second horizontal arm 32; The first arm 42, second arm 41 that 4th radiating element 4 comprises, wherein the first arm 42 parallels with the vertical wall 33 of the 3rd radiating element 3, second 41, arm parallels with the second horizontal arm 32 of the 3rd radiating element 3, is provided with the 3rd feed end 43 in the end of the first arm 42.
By above-mentioned wires design, make the working frequency range of the integration multifrequency antenna of this patent can support simultaneously GSM DCS PCS EVDO CDMA WCDMA TD the frequency of LTE (FDD TDD).And it is wide to possess receiving angle, the common-mode noise that can effectively produce, greatly simplifies match circuit suppression equipment, the advantage that installation environment demand is minimum.Mobile multiband receiver/transmitter GSM DCS PCS EVDO CDMA WCDMA TD comparatively ideal built-in aerial under LTE (FDD TDD).
Specifically, synthesis before 2G 3G 4G separately frequency range be:
2G antenna 824MHZ-960MHZ1710MHZ-1990MHZ
3G antenna 824MHZ-960MHZ1710MHZ-2170MHZ
4G antenna 791MHZ-960MHZ1710MHZ-2690MHZ
And by above-mentioned Wiring structure, after simple conventional means adjustment, line can synthesize frequency range and contained all day:
2G\3G\4G：791MHZ-960MHZ1710MHZ-2690MHZ
Visible this patent antenna achieve by 2G 3G 4G independently 3 frequency ranges synthesize 2 frequency ranges and be incorporated in an antenna, because the synthesis of four radiating elements is in an antenna, therefore just there is not the interference problem between antenna and antenna yet.In addition integrally-built optimization, the space that antenna takies product is less, thus when it is arranged in wireless terminal product, relative larger distance can be had with antennas such as other GPS BD BT, further by the adjustment position of this antenna product in wireless terminal, the processing of circuit in conjunction with end product itself fall GPS BD the same band interference of BT antenna.In addition, the antenna of this wire structures has good bandwidth sum resonance, second harmonic also no impact of GPS BD BT.
In order to adapt to the reception demand of different frequency range, the size of each band antenna should meet length gets corresponding frequency band wavelength 1/4th usually, i.e. the rule of λ/4, and according to formula λ=c/f, along with the rising of frequency, corresponding length is shorter.Therefore:
In one embodiment, the long-armed 11 long C=45.42mm ± 3mm of described first radiating element 1, the long A=22.15mm ± 3mm of bending arm 12; Long H=20.22mm ± the 3mm of vertical wall 33 of the 3rd radiating element 3 of described " F " font.
Thus, form a complete antenna from bending arm 12 end of the first radiating element 3 again by long-armed 11 to the second feed end 35 of the vertical arm 33 of the 3rd radiating element 3, its length is by adjusting in needing the frequency range of coupling corresponding.
In one embodiment, the long H=20.22mm ± 3mm of vertical arm 33 of described 3rd radiating element 3, the long I=23.9mm ± 3mm of the first horizontal arm 31, second horizontal arm 32 long G=18.12mm ± 3mm ± 3mm.
Thus, the second feed end 34 from the first horizontal arm 31 end of the 3rd radiating element 3 to vertical arm 33 forms a complete antenna, and its length is by adjusting in needing the frequency range of coupling corresponding.
In one embodiment, the long J=11.79mm ± 3mm of the first arm 42 of described 4th radiating element 4, the long K=8.5mm ± 3mm of the second arm 41.
Thus, form a complete antenna from the 3rd feed end 43 of the second arm 4131 end to the first arm 42 of the 4th radiating element 4, its length is by adjusting in needing the frequency range of coupling corresponding.
In one embodiment, further second radiating element 2 structure of " several " font is as follows:
Its first side arm 21 includes with the second side arm 23 horizontal segment and vertical section that are connected; The horizontal segment of the first side arm 21, second side arm 23 and long-armed 11 of the first radiating element 1 is parallel to each other, and vertical section and the linking arm 22 of the first side arm 21, second side arm 23 are parallel to each other; The vertical section of the first side arm 21 is connected on long-armed 11 of the first radiating element 1, and horizontal segment one end of the second side arm 23 connects linking arm 22, and bending arm 12 outside that the other end extends to the first radiating element connects vertical section.
In one embodiment, based on the structure of above-mentioned second radiating element 2, in second radiating element 2, the vertical section of the first side arm 21 adds the vertical section overall length F=20.22mm ± 3mm of linking arm 22 and the second side arm 23, the horizontal segment length D=12.15mm ± 3mm of described first side arm 21, the horizontal segment length E=23.47mm ± 3mm of the second side arm 23.The vertical section of described first side arm 21 is to the long 12mm ± 3mm of vertical arm 33 of the 3rd radiating element 3; Long H=20.22mm ± the 3mm of vertical arm 33 of described 3rd radiating element 3.
Thus, the second feed end 34 from the first feed end 24 of the second side arm 23 of the second radiating element 2 to the vertical arm 33 of the 3rd radiating element 3 forms a complete antenna, and its length is by adjusting in needing the frequency range of coupling corresponding.
In one embodiment, provide a kind of folding mode of this patent antenna, as seen in figures 3-6, antenna is collapsible in cuboid.First side arm 21 of long-armed 11, second radiating element 2 of described first radiating element 1 and the first horizontal arm 31 part of the 3rd radiating element 3 are positioned at cuboid leading flank.
And the second arm 41 of the second horizontal arm 32 of the horizontal segment of the second side arm 23 of linking arm 22, second radiating element 22 of the first radiating element 1 bent over arms 12, second radiating element 2 and the 3rd radiating element 3, vertical arm 33 part and the 4th radiating element 4 is positioned at cuboid upper side.
The vertical section of described second radiating element 2, the remainder of the vertical arm 33 of the 3rd radiating element 3 and the first arm 42 of the 4th radiating element 4 extend to cuboid bottom side by cuboid trailing flank; First horizontal arm 31 remainder of described 3rd radiating element 3 is positioned on cuboid right flank; Described first feed end 24, second feed end 34, the 3rd feed end 43 are arranged on cuboid bottom side.
Thus, this patent antenna well can carry out spatial folding thus form the regular cuboid of a shape, and regular shape is more convenient for arranging in equipment.In addition the first feed end, the second feed end, the 3rd feed end are bent to when downside can further facilitate astronomical cycle and external electrical connections.Whole product structure design more compact and reasonable.
In one embodiment, as shown in Figure 7,8,2G, 3G, 4G of this patent integrate multifrequency antenna, except above-mentioned antenna, also comprise the support 5 in cuboid and connector.Described antenna is arranged on support 5, and described connector is connected respectively the first feed end 24, second feed end 34, the 3rd feed end 43 end setting of antenna.Thus, antenna is arranged in required terminal is applied by the rack-mount module that can become more easily.
In one embodiment, further, in said structure, support 5 leading flank is provided with interior recess 51, and in the correspondence of support 5 bottom, recess 51 is provided with the cross rib 52 for supporting the first feed end 24, second feed end 34, the 3rd feed end 43.Described connector is arranged at support 5 bottom, be provided with barb card column 53 in support 5 downside, described antenna stick in support 5 outer surface and the remainder of the vertical arm 33 of the vertical section of the second radiating element 2, the 3rd radiating element 3 and the first arm 42 of the 4th radiating element 4 corresponding with interior recess 51.Thus, when antenna sticks after support, whole module is arranged on the pcb board of terminal equipment by barb card column 53 clamping very easily, cross rib 52 then can guarantee the first feed end, the second feed end and the 3rd feed end can preferably with the corresponding antenna connector electrical contact be arranged on terminal pcb board.
This patent antenna sticks structure on support 5 completely as shown in Fig. 9,10.Visible antenna is by the good spatial folding of support on a cuboid, and antenna product integral module is strong.Be convenient to install and use.
See the resolution chart that Figure 11,12 is said structure antenna.Figure 11,12 describes standing wave, the impedance of antenna from different perspectives.Concerning the power entering transmission line, when transmission line and terminate load know that impedance is mated completely, could traveling wave be formed, thus reach maximum power transfer, and standing-wave ratio is at the mismatch representing feed line and load.In absence of such a match, there is incident wave and reflected wave in feeder line simultaneously.In the place that incident wave is identical with reflected wave phase place, voltage amplitude adds up to maximum voltage amplitude Vmax, forms antinode; And be kept to minimum voltage amplitude Vmin mutually at the local voltage amplitude that incident wave is contrary with reflected wave phase place, form node.The amplitude of other each point is then between antinode and node.This composite wave is called moving standing wave.When the characteristic impedance of antenna feed impedance and feeder line is inconsistent, the reflected wave produced and incident wave superpose the magnetic wave of formation on feeder line, the maximum of its neighboring voltage and the ratio of minimum value are voltage standing wave ratioes, it is the foundation of inspection feeder line efficiency of transmission, voltage standing wave ratio is excessive, will shorten communication distance, and reflection power will return power amplifier in transmitter part, easily burn out power tube, affect communication system and normally work.This index of wireless terminal built-in aerial just reaches designing requirement below 3, and it is visible as shown in figure 11, this patent antenna at the SWR of low frequency 170,000,000 bandwidth below 3, high band at the SWR of 980,000,000 ultra-wide band below 2.5, with good impedance matching wireless terminal product, as can be seen from impedance, this antenna meets the demand of the product functions such as all kinds of wireless telecommunications, transfer of data.
The invention still further relates to a kind of wireless communication terminal, it comprises pcb board, and described pcb board is provided with 2G, 3G, 4G as above and integrates multifrequency antenna.By being equipped with this patent multifrequency antenna, can make that wireless communication terminal supports GPS, the Big Dipper simultaneously, the low of BT2G, WIFI2G/5G signal is disturbed mutually, high stability work.
Visible, after wireless communication terminal employs the antenna of this patent feature, can support simultaneously GSM DCS PCS EVDO CDMA WCDMA TD the frequency of LTE (FDD TDD).Achieve by 2G 3G 4G independently 3 frequency ranges synthesize 2 frequency ranges and be incorporated in an antenna, cover 791MHZ-960MHZ and 1710MHZ-2690MHZ frequency range.In addition, because this patent antenna adopted is synthesized by four radiating elements, therefore just there is not the interference problem between antenna and antenna yet.In addition integrally-built optimization, the space that antenna takies product is less, reduces the space of wireless terminal communications product, makes this type of produce wireless terminal product more miniaturized, multifunction.In addition, when the antenna of small size also can make it be arranged in wireless terminal product, relative larger distance can be had with antennas such as other GPS BD BT, further by the adjustment position of this antenna product in wireless terminal, the processing of circuit in conjunction with end product itself fall GPS BD the same band interference of BT antenna.In addition, the antenna of this wire structures has good bandwidth sum resonance, second harmonic also no impact of GPS BD BT.
Product performance is as follows:
● 2G frequency 824MHz-960MHz1710MHz-1990MHz
● 3G frequency 824MHz-960MHz1710MHz-2170MHz
● 4G frequency 790MHz-960MHz1710MHz-2690MHz
● miniaturized, multiband
● the non-equilibrium input interface of 50 Ω
● meet R0HS standard
● parameter index
It is to be noted; in literary composition of the present invention, up, down, left, right, before and after only represents its relative position and does not represent its absolute position; namely technical solution of the present invention is not limited to above-mentioned execution mode; any those skilled in the art, based on any simple modification done above-described embodiment in technical solution of the present invention, equivalent variations and modification, all belong in protection scope of the present invention.
Claims (10)
1. 2G, 3G, 4G integrate a multifrequency antenna, it is characterized in that: it comprises antenna, and described antenna is a stereochemical structure formed primarily of the first radiating element of spaced apart arrangement from left to right, the second radiating element, the 3rd radiating element and the 4th radiating element;
Described first radiating element launches in " h " font, it comprise long-armed and be connected to long-armed on bent over arms, wherein long-armed end is connected with the 3rd radiating element;
Described second radiating element launches in " several " font, and the middle part of " several " font second radiating element is arranged between the long-armed and bent over arms of first radiating element of " h " font; Second radiating element comprise successively be connected the first side arm, linking arm and the second side arm, described first side arm be connected to the first radiating element long-armed on, the second side arm end is provided with the first feed end;
Described 3rd radiating element launches in " F " font, it comprise vertical wall and the first horizontal arm of being connected on the right side of vertical wall in the second horizontal arm, wherein the first horizontal arm is connected to one end of vertical wall, second horizontal arm and the first horizontal arm interval are arranged, and the other end of vertical wall is provided with the second feed end; The long-armed correspondence of first radiating element of described " h " font is connected to the left side that vertical arm connects first horizontal arm one end;
Described 4th radiating element launches in " L " font, and it is arranged at the vertical wall of the 3rd radiating element and the inner side of the second horizontal arm; The first arm that 4th radiating element comprises, the second arm, wherein the first arm parallels with the vertical wall of the 3rd radiating element, and the second arm then parallels with the second horizontal arm of the 3rd radiating element, is provided with the 3rd feed end in the end of the first arm.
2. 2G, 3G, 4G as claimed in claim 1 integrate multifrequency antenna, it is characterized in that: the long-armed long 45.42mm ± 3mm of described first radiating element, bending brachium 22.15mm ± 3mm; Long 20.22mm ± the 3mm of vertical wall of the 3rd radiating element of described " F " font.
3. 2G, 3G, 4G as claimed in claim 1 integrate multifrequency antenna, it is characterized in that: the vertical brachium 20.22mm ± 3mm of described 3rd radiating element, first horizontal brachium 23.9mm ± 3mm, second horizontal brachium 18.12mm ± 3mm ± 3mm.
4. 2G, 3G, 4G as claimed in claim 1 integrate multifrequency antenna, it is characterized in that: first brachium 11.79mm ± 3mm of described 4th radiating element, second brachium 8.5mm ± 3mm.
5. 2G, 3G, 4G as described in claim 1-4 any one integrate multifrequency antenna, it is characterized in that: the first side arm and second side arm of described second radiating element include the horizontal segment and vertical section that are connected, horizontal segment and the long-armed of the first radiating element of the first side arm, the second side arm are parallel to each other, and vertical section and the linking arm of the first side arm, the second side arm are parallel to each other; The vertical section of the first side arm be connected to the first radiating element long-armed on, horizontal segment one end of the second side arm connects linking arm, and the bending arm outside that the other end extends to the first radiating element connects vertical section.
6. 2G, 3G, 4G as claimed in claim 5 integrate multifrequency antenna, it is characterized in that: the vertical section of described first side arm adds the vertical section overall length 20.22mm ± 3mm of linking arm and the second side arm, the horizontal segment length 12.15mm ± 3mm of described first side arm, the horizontal segment length 23.47mm ± 3mm of the second side arm; The vertical section of described first side arm is to the vertical brachium 12mm ± 3mm of the 3rd radiating element; The vertical brachium 20.22mm ± 3mm of described 3rd radiating element.
7. 2G, 3G, 4G as claimed in claim 5 integrate multifrequency antenna, it is characterized in that: described antenna is cuboid; Long-armed, the first side arm of the second radiating element and the first horizontal arm part of the 3rd radiating element of described first radiating element are positioned at cuboid leading flank; Second arm of the horizontal segment of described first radiating element bent over arms, the linking arm of the second radiating element, the second side arm of the second radiating element and the second horizontal arm of the 3rd radiating element, vertical arm part and the 4th radiating element is positioned at cuboid upper side; The vertical section of described second radiating element, the remainder of the vertical arm of the 3rd radiating element and the first arm of the 4th radiating element extend to cuboid bottom side by cuboid trailing flank; First horizontal arm remainder of described 3rd radiating element is positioned on cuboid right flank; Described first feed end, the second feed end, the 3rd feed end are arranged on cuboid bottom side.
8. as claimed in claim 7 2G, 3G, 4G integrate multifrequency antenna, it is characterized in that: it also comprises support in cuboid and connector; Described antenna is arranged on support, and described connector is connected respectively the first feed end of antenna, the second feed end and the 3rd feed end and arranges.
9. 2G, 3G, 4G as claimed in claim 8 integrate multifrequency antenna, and it is characterized in that: described support leading flank is provided with interior recess, in the correspondence of support bottom, recess is provided with the cross rib for supporting the first feed end, the second feed end, the 3rd feed end; Described connector is arranged at support bottom, is provided with barb card column in support downside; Described antenna sticks in rack outer surface and the remainder of the vertical arm of the vertical section of the second radiating element, the 3rd radiating element and the first arm of the 4th radiating element corresponding with interior recess.
10. a wireless communication terminal, it comprises pcb board, it is characterized in that: 2G, 3G, 4G that described pcb board is provided with as described in claim 1-9 any one integrate multifrequency antenna.
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| CN201410462587.8A CN105470633B (en) | 2014-09-11 | 2014-09-11 | 2G, 3G, 4G integrate multifrequency antenna and wireless communication terminal |
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| CN201410462587.8A CN105470633B (en) | 2014-09-11 | 2014-09-11 | 2G, 3G, 4G integrate multifrequency antenna and wireless communication terminal |
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| CN105470633B CN105470633B (en) | 2019-04-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505296A (en) * | 2016-10-25 | 2017-03-15 | 惠州Tcl移动通信有限公司 | A kind of mobile terminal and its antenna module based on mobile terminal |
| CN110048215A (en) * | 2019-03-05 | 2019-07-23 | 惠州Tcl移动通信有限公司 | Antenna and electronic equipment |
| CN111769354A (en) * | 2020-07-10 | 2020-10-13 | 东莞美景科技有限公司 | Novel antenna structure and preparation method |
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| CN105470633B (en) | 2019-04-05 |
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