CN202759017U - Multi-frequency parasitic coupling antenna and radio communication apparatus possessing coupling antenna - Google Patents
Multi-frequency parasitic coupling antenna and radio communication apparatus possessing coupling antenna Download PDFInfo
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- CN202759017U CN202759017U CN 201220428078 CN201220428078U CN202759017U CN 202759017 U CN202759017 U CN 202759017U CN 201220428078 CN201220428078 CN 201220428078 CN 201220428078 U CN201220428078 U CN 201220428078U CN 202759017 U CN202759017 U CN 202759017U
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Abstract
The invention relates to a multi-frequency parasitic coupling antenna and a radio communication apparatus possessing a coupling antenna. The multi-frequency parasitic coupling antenna comprises a dielectric substrate, a first grounding part, a double-frequency inverted F-shaped radiation unit and a double-frequency parasitic radiation unit; wherein the dielectric substrate comprises a first surface; the double-frequency inverted F-shaped radiation unit comprise a first feed-in arm electrically connected with the first grounding portion, and a first radiation arm used for generating a first resonance modal and a second radiation arm used for generating a second resonance modal; the double-frequency parasitic radiation unit comprises a parasitic linking arm electrically connected with the first grounding part, and a first parasitic arm and a second parasitic arm respectively positioned on two opposite sides of the parasitic linking arm and electrically connected with the parasitic linking arm, the first parasitic arm and the first radiation arm are adjacent at intervals for generating electromagnetic coupling for the resonance of a third resonance modal, and the second parasitic arm and the second radiation arm are adjacent at intervals for generating electromagnetic coupling for the resonance of a fourth resonance modal. The device can combine low frequency band and high frequency band with large bandwidth.
Description
Technical field
The utility model relates to a kind of device and antenna thereof, refers to especially a kind of radio communication device that is operated in the multifrequency parasitic couplings antenna of multi frequency system and has coupled antenna.
Background technology
Consult Fig. 1, Fig. 1 is a kind of known double-frequency inverted F shape antenna.Double-frequency inverted F shape antenna comprises a coplanar ground plane 11, a feed arm 12, one first radiation arm 13, one second radiation arm 14 and a short circuit arm 15.
The internal and external conductor of one feed assembly 16 is electrically connected respectively feed arm 12 and ground plane 11.The first radiation arm 13 and the second radiation arm 14 are electrically connected feed arm 12, respectively in order to a low frequency modal and the high frequency mode of resonating out.
Consult Fig. 2, the shortcoming of this double-frequency inverted F shape antenna is exactly: a low frequency modal and a high frequency mode can only resonate out, and the low frequency bandwidth that single low frequency modal is contained is usually wide not, can't satisfy the demand of multi-band communication systems (such as GSM900/3G/LTE 700).
The radio communication device that therefore, a kind of multifrequency parasitic couplings antenna need to be provided and have a coupled antenna solves the problems referred to above.
The utility model content
Therefore, a purpose of the present utility model namely is to provide a kind of multifrequency parasitic couplings antenna of four resonance modes with the shortcoming of solution prior art that resonate out.
So multifrequency parasitic couplings antenna of the present utility model comprises: a dielectric substrate, one first grounding parts, a double frequency inverted-F radiating element and a double frequency parasitic radiation unit; This dielectric substrate comprises a first surface; This double-frequency inverted F shape radiating element comprises: one first feed arm and one first radiation arm and one second radiation arm; This first feed arm is electrically connected this first grounding parts; This first radiation arm and this second radiation arm lay respectively at two opposition sides of this first feed arm and are electrically connected this first feed arm, and one of them person of this first feed arm, this first radiation arm and this second radiation arm is arranged on this first surface, and this first radiation arm is in order to produce one first resonance mode and to have one first free end, and this second radiation arm is in order to produce one second resonance mode and to have one second free end; This double frequency parasitic radiation unit comprises: a parasitic linking arm and one first parasitic arm and one second parasitic arm; This parasitism linking arm is electrically connected this first grounding parts and adjacent with this first feed arm interval to produce electromagnetic coupled; This first parasitic arm and this second parasitic arm lay respectively at two opposition sides of this parasitism linking arm and are electrically connected this parasitism linking arm, and this first parasitic arm adjacent with this first radiation arm interval to produce electromagnetic coupled one the 3rd resonance mode that resonates out, this second parasitic arm adjacent with this second radiation arm interval with the generation electromagnetic coupled one the 4th resonance mode that resonates out; And this first parasitic arm has the first parasitic arm section of a bending, and this first parasitic arm segment limit is made one first groove area, and this first free end of this first radiation arm is overlapping at a normal direction and this first groove area of this first surface; This second parasitic arm has the second parasitic arm section of a bending, and this second parasitic arm segment limit is made one second groove area, and this second free end of this second radiation arm is overlapping at this normal direction and this second groove area of this first surface.
And another purpose of the present utility model namely is to provide a kind of radio communication device with multifrequency parasitic couplings antenna.
So, radio communication device with multifrequency parasitic couplings antenna of the present utility model comprises one in order to the circuit system of receiving and dispatching a radiofrequency signal, above-mentioned multifrequency parasitic couplings antenna, and a feed assembly that is electrically connected between circuit system and the multifrequency parasitic couplings antenna in order to exchanging radio frequency signals.
Radio communication device with multifrequency parasitic couplings antenna of the present utility model comprises: a circuit system, and this circuit system is in order to receive and dispatch a radiofrequency signal; One multifrequency parasitic couplings antenna, this multifrequency parasitic couplings antenna comprises: a dielectric substrate, this dielectric substrate comprises a first surface; One first grounding parts; One double frequency inverted-F radiating element, this double-frequency inverted F shape radiating element comprises: one first feed arm, this first feed arm is electrically connected this first grounding parts; And one first radiation arm and one second radiation arm, this first radiation arm and this second radiation arm lay respectively at two opposition sides of this first feed arm and are electrically connected this first feed arm, and one of them person of this first feed arm, this first radiation arm and this second radiation arm is arranged on this first surface, and this first radiation arm is in order to produce one first resonance mode and to have one first free end, and this second radiation arm is in order to produce one second resonance mode and to have one second free end; And a double frequency parasitic element, this double frequency parasitic element comprises: a parasitic linking arm, this parasitism linking arm are electrically connected this first grounding parts and adjacent with this first feed arm interval to produce electromagnetic coupled; And one first parasitic arm and one second parasitic arm, this first parasitic arm and this second parasitic arm lay respectively at two opposition sides of this parasitism linking arm and are electrically connected this parasitism linking arm, and this first parasitic arm adjacent with this first radiation arm interval to produce electromagnetic coupled one the 3rd resonance mode that resonates out, this second parasitic arm adjacent with this second radiation arm interval with the generation electromagnetic coupled one the 4th resonance mode that resonates out; And, this first parasitic arm has the first parasitic arm section of a bending, this first parasitic arm segment limit is made one first groove area, this first free end of this first radiation arm is overlapping at a normal direction and this first groove area of this first surface, this second parasitic arm has the second parasitic arm section of a bending, this second parasitic arm segment limit is made one second groove area, and this second free end of this second radiation arm is overlapping at this normal direction and this second groove area of this first surface; And a feed assembly, this feed assembly is electrically connected between this circuit system and this multifrequency parasitic couplings antenna in order to exchange this radiofrequency signal.
The utility model can make double frequency parasitic radiation unit than known double-frequency inverted F shape antenna extra generation the 3rd resonance mode and the 4th resonance mode, therefore can be combined into low-frequency band and the high frequency band of larger bandwidth.
Description of drawings
Fig. 1 is an a kind of schematic diagram of known double-frequency inverted F shape antenna;
Fig. 2 is a voltage standing wave ratio figure of known double-frequency inverted F shape antenna;
Fig. 3 is a schematic diagram of the first preferred embodiment of multifrequency parasitic couplings antenna of the present utility model;
Fig. 4 is a partial schematic diagram of the first preferred embodiment;
Fig. 5 is another partial schematic diagram of the first preferred embodiment;
Fig. 6 is a voltage standing wave ratio figure of the first preferred embodiment;
Fig. 7 is a schematic diagram of the second preferred embodiment of multifrequency parasitic couplings antenna of the present utility model;
Fig. 8 is a partial schematic diagram of the second preferred embodiment;
Fig. 9 is another partial schematic diagram of the second preferred embodiment;
Figure 10 is a partial schematic diagram of the 3rd preferred embodiment of multifrequency parasitic couplings antenna of the present utility model;
Figure 11 is a stereogram of the 3rd preferred embodiment of multifrequency parasitic couplings antenna of the present utility model;
Figure 12 is a stereogram of the 4th preferred embodiment of multifrequency parasitic couplings antenna of the present utility model; And
Figure 13 is a schematic diagram of the preferred embodiment of the radio communication device with multifrequency parasitic couplings antenna of the present utility model.
The primary clustering symbol description:
11 ground planes, 461 second free ends
12 feed arms, 5 double frequency parasitic radiation unit
13 first radiation arms, 51 parasitic linking arms
14 second radiation arms, 511 first ends
15 short circuit arms, 512 the second ends
16 feed assemblies, 52 first parasitic arms
2 dielectric substrates, 521 first parasitic arm sections
21 first surfaces, 5,211 first groove areas
22 second surfaces, 53 second parasitic arms
31 first grounding parts, 531 second parasitic arm sections
32 second grounding parts, 5,311 second groove areas
33 first perforation connecting portions, 61 first frequency bands
4 double-frequency inverted F shape radiating elements, 62 second frequency bands
41 first feed arms 63 the 3rd frequency band
42 second feed arms 64 the 4th frequency band
43 second perforation connecting portions, 7 conducting strips
44 short circuit arms, 10 circuit systems
45 first radiation arms, 20 multifrequency parasitic couplings antennas
451 first free ends, 30 feed assemblies
46 second radiation arms
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present utility model, in the detailed description of following cooperation five preferred embodiments with reference to the accompanying drawings, can clearly present.
Before the utility model is described in detail, be noted that in the following description content similarly assembly is to represent with identical numbering.
Consult Fig. 3 to Fig. 5, the first preferred embodiment of multifrequency parasitic couplings antenna of the present utility model comprises a dielectric substrate 2, one first grounding parts 31, one second grounding parts 32, one first perforation connecting portion 33, a double frequency inverted-F radiating element 4 and a double frequency parasitic radiation unit 5.
Double-frequency inverted F shape radiating element 4 comprises one first feed arm 41, one second feed arm 42, one second perforation connecting portion 43, a short circuit arm 44, one first radiation arm 45 and one second radiation arm 46.
The first feed arm 41 is positioned at the first surface 21 of dielectric substrate 2 and is electrically connected the first grounding parts 31, illustrate in greater detail, the first feed arm 41 is sequentially to be electrically connected to the first grounding parts 31 via the second perforation connecting portion 43, the second feed arm 42, short circuit arm 44, the second grounding parts 32, the first perforation connecting portion 33.Second surface 22, the second perforation connecting portions 43 that the second feed arm 42 is positioned at dielectric substrate 2 pass dielectric substrate 2 and are electrically connected the first feed arm 41 and the second feed arm 42.
One of them person of the first feed arm 41, the first radiation arm 45 and the second radiation arm 46 is arranged at first surface 21, in this preferred embodiment, the first radiation arm 45 and the first feed arm 41 are one-body molded first surfaces 21 that are positioned at dielectric substrate 2 (so all being electrically connected), and the second radiation arm 46, the second feed arm 42, short circuit arm 44 and 32 of the second grounding parts are the other one-body molded second surfaces 22 that is positioned at dielectric substrate 2 (so all being electrically connected).
The first radiation arm 45 and the second radiation arm 46 lay respectively at two opposition sides of the first feed arm 41, and the first radiation arm 45 is in order to produce one first resonance mode and to have one first free end, 451, the second radiation arms 46 in order to produce one second resonance mode and to have one second free end 461.
Double frequency parasitic radiation unit 5 and the first grounding parts 31 are the first surfaces 21 that are positioned at dielectric substrate 2 one-body moldedly, and comprise a parasitic linking arm 51, one first parasitic arm 52 and one second parasitic arm 53.
Parasitic linking arm 51 is adjacent with the first feed arm 41 intervals to produce electromagnetic coupled, and have an opposite first end 511 and a second end 512, and the first end 511 of parasitic linking arm 51 is electrically connected the first grounding parts 31, and the second end 512 of parasitic linking arm 51 is away from the first grounding parts 31.
The first parasitic arm 52 and the second parasitic arm 53 lay respectively at the both sides of parasitic linking arm 51 and are electrically connected parasitic linking arm 51, and the first parasitic arm 52 adjacent with the first radiation arm 45 intervals to produce electromagnetic coupled one the 3rd resonance mode that resonates out, the second parasitic arm 53 adjacent with the second radiation arm 46 intervals with the generation electromagnetic coupled one the 4th resonance mode that resonates out.
Be described in more detail, the first parasitic arm 52 and the second parasitic arm 53 are the each other oppositely (± directions X) extensions of the second end 512 from parasitic linking arm 51, again jointly towards extend near the first grounding parts 31 directions (Y-direction) and with the first grounding parts 31 separately, at last more toward each other (± directions X) extend and with the first feed arm 41 and parasitic linking arm 51 separately, and, the first parasitic arm 52 has the first parasitic arm section 521 of a bending, the first free end 451 that the first parasitic arm section 521 defines one first groove area, 5211, the first radiation arms 45 is overlapping with the first groove area 5211 in a normal direction (+Z direction) of first surface 21; It is overlapping at normal direction and second groove area 5311 of first surface 21 that the second parasitic arm section 531, the second parasitic arm sections 531 that the second parasitic arm 53 has a bending define the second free end 461 of one second groove area, 5311, the second radiation arms 46.
Consult Fig. 6, show with the result that network analyzer measures from reality: one first frequency band 61 that the first resonance mode that the first preferred embodiment is resonated out and the 3rd resonance mode are contained respectively and one the 3rd frequency band 63 are adjacent one another are to contain a low-frequency band from 704MHz to 960MHz, one second frequency band 62 that the second resonance mode and the 4th resonance mode are contained respectively and one the 4th frequency band 64 are adjacent one another are to contain a high frequency band from 1710MHz to 2170MHz, and at low-frequency band (704 ~ 960MHz) and high frequency band ((the Voltage Standing Wave Ratio of the voltage standing wave ratio in 1710 ~ 2170MHz), VSWR) all be lower than 3, have larger low frequency bandwidth so known double-frequency inverted F shape antenna is compared in the first preferred embodiment really, and can solve the shortcoming of prior art.
Consult Fig. 7 to Fig. 9, the second preferred embodiment of ultra-wideband antenna of the present utility model and the first preferred embodiment are approximate, and difference is: the short circuit arm 44 of the second preferred embodiment and the second radiation arm 46 are the same sides that are positioned at the first feed arm 41.
Consult Figure 10 and Figure 11, the 3rd preferred embodiment of multifrequency parasitic couplings antenna of the present utility model and the first preferred embodiment are approximate, difference is: the first grounding parts 31 of the 3rd preferred embodiment, double-frequency inverted F shape radiating element 4 and double frequency parasitic radiation unit 5 are integrated conducting strips 7 as shown in figure 10, and conducting strip 7 is through four bendings and being fixed on the dielectric substrate 2 as shown in figure 11.
Consult Figure 12, the 4th preferred embodiment of multifrequency parasitic couplings antenna of the present utility model and the 3rd preferred embodiment are approximate, difference is: the short circuit arm 44 of the 3rd preferred embodiment and the first radiation arm 45 are the same sides that are positioned at the first feed arm 41, and the short circuit arm 44 of the 4th preferred embodiment and the second radiation arm 46 are the same sides that are positioned at the first feed arm 41.
Consult Figure 13, the preferred embodiment with radio communication device of multifrequency parasitic couplings antenna of the present utility model comprises circuit system 10, a multifrequency parasitic couplings antenna 20 and a feed assembly 30 in order to receive and dispatch a radiofrequency signal.For instance, the preferred embodiment of radio communication device of the present utility model can be a device such as notebook computer, intelligent mobile phone or flat computer.
Multifrequency parasitic couplings antenna 20 can be that first to fourth preferred embodiment (is consulted respectively Fig. 3, Fig. 7, Figure 11 and Figure 12) wherein one, feed assembly 30 is electrically connected between circuit system 10 and the multifrequency parasitic couplings antenna 20 in order to exchanging radio frequency signals, in this preferred embodiment, feed assembly 30 is First Five-Year Plan coaxial wires of ten ohm, and the inner wire (not shown) of coaxial wire is electrically connected on the first feed arm 41 of multifrequency parasitic couplings antenna 20, and the outer conductor (not shown) of coaxial wire then is electrically connected on the first grounding parts 31 of multifrequency parasitic couplings antenna 20.
In sum, be close to double-frequency inverted F shape radiating element 4 and the phase electromagnetic coupled by 5 compartment of terrains, double frequency parasitic radiation unit with aforementioned each preferred embodiment, just can make double frequency parasitic radiation unit 5 additionally produce the 3rd resonance mode and the 4th resonance mode than known double-frequency inverted F shape antenna (referring to Fig. 1), therefore, the multifrequency parasitic couplings antenna of aforementioned each preferred embodiment can be combined into low-frequency band and the high frequency band of larger bandwidth, so really can reach the purpose of this utility model.
The above person of thought, it only is preferred embodiment of the present utility model, can not limit the scope that the utility model is implemented with this, be simple equivalent variations and the modification that every scope according to the utility model claims and utility model description are done, all still belong to the scope that the utility model patent contains.
Claims (10)
1. multifrequency parasitic couplings antenna, this multifrequency parasitic couplings antenna comprises:
One dielectric substrate, this dielectric substrate comprises a first surface;
One first grounding parts;
One double frequency inverted-F radiating element, this double-frequency inverted F shape radiating element comprises:
One first feed arm, this first feed arm is electrically connected this first grounding parts; And
One first radiation arm and one second radiation arm, this first radiation arm and this second radiation arm lay respectively at two opposition sides of this first feed arm and are electrically connected this first feed arm, and one of them person of this first feed arm, this first radiation arm and this second radiation arm is arranged on this first surface, and this first radiation arm is in order to produce one first resonance mode and to have one first free end, and this second radiation arm is in order to produce one second resonance mode and to have one second free end; And
It is characterized in that this multifrequency parasitic couplings antenna also comprises a double frequency parasitic radiation unit, this double frequency parasitic radiation unit comprises:
One parasitic linking arm, this parasitism linking arm are electrically connected this first grounding parts and adjacent with this first feed arm interval to produce electromagnetic coupled; And
One first parasitic arm and one second parasitic arm, this first parasitic arm and this second parasitic arm lay respectively at two opposition sides of this parasitism linking arm and are electrically connected this parasitism linking arm, and this first parasitic arm adjacent with this first radiation arm interval to produce electromagnetic coupled one the 3rd resonance mode that resonates out, this second parasitic arm adjacent with this second radiation arm interval with the generation electromagnetic coupled one the 4th resonance mode that resonates out;
And, this first parasitic arm has the first parasitic arm section of a bending, this first parasitic arm segment limit is made one first groove area, this first free end of this first radiation arm is overlapping at a normal direction and this first groove area of this first surface, this second parasitic arm has the second parasitic arm section of a bending, this second parasitic arm segment limit is made one second groove area, and this second free end of this second radiation arm is overlapping at this normal direction and this second groove area of this first surface.
2. multifrequency parasitic couplings antenna according to claim 1, it is characterized in that, this parasitism linking arm has an opposite first end and a second end, and first end that should the parasitism linking arm is electrically connected this first grounding parts, the second end of this parasitism linking arm is away from this first grounding parts, and this first parasitic arm and this second parasitic arm are the each other oppositely extensions of the second end from this parasitism linking arm, again jointly towards extend near this first grounding parts direction and with this first grounding parts separately, extend toward each other more at last and with this first feed arm and this parasitism linking arm separately.
3. multifrequency parasitic couplings antenna according to claim 1 is characterized in that, this first grounding parts, this double-frequency inverted F shape radiating element and this double frequency parasitic radiation unit are integrated parts.
4. multifrequency parasitic couplings antenna according to claim 1, it is characterized in that, this double-frequency inverted F shape radiating element comprises that also one is electrically connected on the short circuit arm between this first feed arm and this first grounding parts, and this short circuit arm is a wherein side that is positioned at two opposition sides of this first feed arm.
5. multifrequency parasitic couplings antenna according to claim 1 is characterized in that, this multifrequency parasitic couplings antenna also comprises:
One second grounding parts;
One first perforation connecting portion; And
One second perforation connecting portion;
And this double-frequency inverted F shape radiating element also comprises:
One second feed arm; And
One short circuit arm, this short circuit arm are positioned at a wherein side of two opposition sides of this first feed arm, and are electrically connected between this second feed arm and this second grounding parts;
Wherein, this dielectric substrate also comprises a second surface in contrast to this first surface, and this first grounding parts, this first feed arm, this first radiation arm and this double frequency parasitic radiation unit are the first surfaces that is positioned at this dielectric substrate, this second grounding parts, this short circuit arm, this second feed arm and this second radiation arm are the second surfaces that is positioned at this dielectric substrate, and this double frequency parasitic radiation unit and this first grounding parts are integrated parts, this first feed arm and this first radiation arm are integrated parts, this second grounding parts, this short circuit arm, this second feed arm and this second radiation arm also are integrated parts;
And this first perforation connecting portion passes this dielectric substrate and is electrically connected this first grounding parts and this second grounding parts, and this second perforation connecting portion passes this dielectric substrate and is electrically connected this first feed arm and this second feed arm.
6. radio communication device with multifrequency parasitic couplings antenna, this radio communication device with multifrequency parasitic couplings antenna comprises:
One circuit system, this circuit system is in order to receive and dispatch a radiofrequency signal;
One multifrequency parasitic couplings antenna, this multifrequency parasitic couplings antenna comprises:
One dielectric substrate, this dielectric substrate comprises a first surface;
One first grounding parts;
One double frequency inverted-F radiating element, this double-frequency inverted F shape radiating element comprises:
One first feed arm, this first feed arm is electrically connected this first grounding parts; And
One first radiation arm and one second radiation arm, this first radiation arm and this second radiation arm lay respectively at two opposition sides of this first feed arm and are electrically connected this first feed arm, and one of them person of this first feed arm, this first radiation arm and this second radiation arm is arranged on this first surface, and this first radiation arm is in order to produce one first resonance mode and to have one first free end, and this second radiation arm is in order to produce one second resonance mode and to have one second free end; And
It is characterized in that this multifrequency parasitic couplings antenna also comprises a double frequency parasitic element, this double frequency parasitic element comprises:
One parasitic linking arm, this parasitism linking arm are electrically connected this first grounding parts and adjacent with this first feed arm interval to produce electromagnetic coupled; And
One first parasitic arm and one second parasitic arm, this first parasitic arm and this second parasitic arm lay respectively at two opposition sides of this parasitism linking arm and are electrically connected this parasitism linking arm, and this first parasitic arm adjacent with this first radiation arm interval to produce electromagnetic coupled one the 3rd resonance mode that resonates out, this second parasitic arm adjacent with this second radiation arm interval with the generation electromagnetic coupled one the 4th resonance mode that resonates out;
And, this first parasitic arm has the first parasitic arm section of a bending, this first parasitic arm segment limit is made one first groove area, this first free end of this first radiation arm is overlapping at a normal direction and this first groove area of this first surface, this second parasitic arm has the second parasitic arm section of a bending, this second parasitic arm segment limit is made one second groove area, and this second free end of this second radiation arm is overlapping at this normal direction and this second groove area of this first surface; And
One feed assembly, this feed assembly are electrically connected between this circuit system and this multifrequency parasitic couplings antenna in order to exchange this radiofrequency signal.
7. the radio communication device with multifrequency parasitic couplings antenna according to claim 6, it is characterized in that, this parasitism linking arm of this multifrequency parasitic couplings antenna has an opposite first end and a second end, and first end that should the parasitism linking arm is electrically connected this first grounding parts, the second end of this parasitism linking arm is away from this first grounding parts, and this first parasitic arm and this second parasitic arm are the each other oppositely extensions of the second end from this parasitism linking arm, again jointly towards extend near this first grounding parts direction and with this first grounding parts separately, extend toward each other more at last and with this first feed arm and this parasitism linking arm separately.
8. the radio communication device with multifrequency parasitic couplings antenna according to claim 6 is characterized in that, this first grounding parts, this double-frequency inverted F shape radiating element and this double frequency parasitic radiation unit are integrated parts.
9. the radio communication device with multifrequency parasitic couplings antenna according to claim 6, it is characterized in that, this double-frequency inverted F shape radiating element of this multifrequency parasitic couplings antenna comprises that also one is electrically connected on the short circuit arm between this first feed arm and this first grounding parts, and this short circuit arm is a wherein side that is positioned at two opposition sides of this first feed arm.
10. the radio communication device with multifrequency parasitic couplings antenna according to claim 6 is characterized in that, this multifrequency parasitic couplings antenna also comprises:
One second grounding parts;
One first perforation connecting portion; And
One second perforation connecting portion;
And this double-frequency inverted F shape radiating element also comprises:
One second feed arm; And
One short circuit arm, this short circuit arm are positioned at a wherein side of two opposition sides of this first feed arm, and are electrically connected between this second feed arm and this second grounding parts;
Wherein, this dielectric substrate also comprises a second surface in contrast to this first surface, and this first grounding parts, this first feed arm, this first radiation arm and this double frequency parasitic radiation unit are the first surfaces that is positioned at this dielectric substrate, this second grounding parts, this short circuit arm, this second feed arm and this second radiation arm are the second surfaces that is positioned at this dielectric substrate, and this double frequency parasitic radiation unit and this first grounding parts are integrated parts, this first feed arm and this first radiation arm are integrated parts, this second grounding parts, this short circuit arm, this second feed arm and this second radiation arm also are integrated parts;
And this first perforation connecting portion passes this dielectric substrate and is electrically connected this first grounding parts and this second grounding parts, and this second perforation connecting portion passes this dielectric substrate and is electrically connected this first feed arm and this second feed arm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220428078 CN202759017U (en) | 2012-08-27 | 2012-08-27 | Multi-frequency parasitic coupling antenna and radio communication apparatus possessing coupling antenna |
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| CN 201220428078 CN202759017U (en) | 2012-08-27 | 2012-08-27 | Multi-frequency parasitic coupling antenna and radio communication apparatus possessing coupling antenna |
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| CN104425881A (en) * | 2013-08-22 | 2015-03-18 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication apparatus with same |
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| CN106785414A (en) * | 2017-03-20 | 2017-05-31 | 合肥联宝信息技术有限公司 | Coupled antenna |
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| CN106159449B (en) * | 2015-04-23 | 2019-04-02 | 神讯电脑(昆山)有限公司 | Antenna structure |
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| CN110247163A (en) * | 2019-04-30 | 2019-09-17 | 惠州Tcl移动通信有限公司 | A kind of antenna and intelligent terminal |
| WO2021147499A1 (en) * | 2020-01-22 | 2021-07-29 | 华为技术有限公司 | Antenna and communication device |
| CN115053402A (en) * | 2020-02-13 | 2022-09-13 | 松下知识产权经营株式会社 | Antenna device |
| CN113285212A (en) * | 2020-02-19 | 2021-08-20 | 启碁科技股份有限公司 | Antenna structure |
| CN113285212B (en) * | 2020-02-19 | 2024-05-28 | 启碁科技股份有限公司 | Antenna structure |
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