CN101064379B - Portable electronic device and its antenna - Google Patents
Portable electronic device and its antenna Download PDFInfo
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- CN101064379B CN101064379B CN2006100748963A CN200610074896A CN101064379B CN 101064379 B CN101064379 B CN 101064379B CN 2006100748963 A CN2006100748963 A CN 2006100748963A CN 200610074896 A CN200610074896 A CN 200610074896A CN 101064379 B CN101064379 B CN 101064379B
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- fluting
- substrate
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Abstract
A kind of antenna includes a base board, a grounding component and a transmission component. The grounding component is set on the first surface of the base board and possesses a groove, the transmission component is set on the second surface of the base board and electric connected with the grounding component, thereinto, the projection of the first surface of said transmission component superposes with said groove approximately.
Description
Technical field
The present invention is particularly to a kind of broad-band antenna relevant for a kind of antenna.
Background technology
Along with the flourish of wireless telecommunications and trend that mobile communication product is microminiaturized, the ornaments position and the space of antenna are compressed, relatively cause the difficulty in the design, therefore some embedded miniature antennas arise at the historic moment.Generally speaking, more general at present employed miniature antenna has antenna component (chipantenna) and planar antenna (planar antenna) or the like, this type antenna all has the little characteristics of volume, the antenna of ceramic core (ceramic chip antenna) of wherein common antenna component as adopting common burning porcelain technology (LTCC) to make, and the planar antenna design also has a lot, microstrip antenna (microstripantenna) for example, printing type aerial (printed antenna) and planar inverted F-shape antenna (Planar Inverted FAntenna, PIFA) or the like, these antenna widely is applied to GSM, DCS, UMTS, wireless terminal device such as WLAN and bluetooth, for example mobile phone, WLAN or the like.Though above-mentioned antenna has been reached the purpose of microminiaturization, but derive the problem of frequency range deficiency, under the situation of frequency range deficiency, when health when the antenna, can make antenna produce frequency deviation, thereby antenna characteristics is worsened, make antenna failure even.
In order to receive multiple frequency range, the antenna of a plurality of different frequency ranges generally can be set in portable electronic devices, yet, along with the volume of portable electronic devices is more and more littler, add that other electronic building brick has limited position and space that antenna can be furnished in the portable electronic devices, thereby more increased the degree of difficulty in the design.On the other hand, when the configuration antenna, to consider that also the capture-effect of health when the user uses allows antenna produce frequency deviation possibly, thereby influence the radiation efficiency of antenna.
Therefore, how in portable electronic devices design a kind ofly increase antenna bandwidth, reduce the health capture-effect, neither influence aerial radiation usefulness and can save or effectively utilize the antenna structure beginning in space to become an important problem.
Summary of the invention
The present invention has been the problem that solves conventional art, and a kind of antenna that provides comprises a substrate, a grounding assembly and a transmission assembly.Grounding assembly is arranged on one first of substrate and is formed with a fluting, and transmission assembly is arranged on one second of substrate and electrically connect with grounding assembly, and wherein, above-mentioned transmission assembly is partly to overlap with above-mentioned fluting first projection substantially.
The present invention also provides a kind of portable electronic devices, comprises a housing and an antenna, and antenna is arranged in the housing and comprises a substrate, a grounding assembly and a transmission assembly.Grounding assembly is arranged on one first of substrate and is formed with a fluting, and transmission assembly is arranged on one second of substrate and electrically connect with grounding assembly, and wherein, above-mentioned transmission assembly is partly to overlap with above-mentioned fluting first projection substantially.
Description of drawings
Fig. 1 shows that antenna of the present invention is arranged on the situation among the electronic installation.
Fig. 2 is the decomposing schematic representation that shows antenna of the present invention.
Fig. 3 is the floor map that shows antenna of the present invention.
Fig. 4 is voltage standing wave ratio (VSWR) schematic diagram that shows that antenna of the present invention is presented in frequency 2～3GHz scope.
Fig. 5 is that of demonstration antenna ground of the present invention portion changes example.
Fig. 6 is another variation example of demonstration antenna ground of the present invention portion.
Fig. 7 is another variation example of demonstration antenna ground of the present invention portion.
Fig. 8 is that of demonstration antenna interconnection of the present invention portion changes example.
Fig. 9 is another variation example of demonstration antenna interconnection of the present invention portion.
Figure 10 is another variation example of demonstration antenna interconnection of the present invention portion.
Figure 11 is a variation example that shows antenna feeding portion of the present invention.
Figure 12 is another variation example that shows antenna feeding portion of the present invention.
Figure 13 is a variation example that shows antenna extension of the present invention,
Figure 14 is another variation example that shows antenna of the present invention.
Figure 15 is a variation example that shows antenna ground assembly of the present invention.
Figure 16 is another variation example that shows antenna ground assembly of the present invention.
Figure 17 is another variation example that shows antenna ground assembly of the present invention.
Figure 18 is input echo consume (the Input Return Loss) schematic diagram that shows that antenna of the present invention is presented in frequency 2～3GHz scope.
The primary clustering symbol description
1 antenna, 11 substrates
111 through holes, 112 holes
12 12 ' 12 " 12
Grounding assembly
113 121 121 ' side
123 perforation, 124 sawtooth pattern structures
125 broken type profile 13 transmission assemblies
131 131 ' 131 " 131
Grounding parts
132 132 ' 132 " 132
Interconnection portion
133 133 ' 133 " feeding portion
Second section portion of first section 133b of portion of 133a
134 134 ' extension 15 cables
2 antennas, 3 electronic installations
31 housings, 32 display units
C fluting C1 first side
The C2 second side C3 the 3rd side
D variant part G distance
Second of first S2 of S1
U U type bending structure θ 1 angle
Embodiment
See also Fig. 1, antenna 1 of the present invention is arranged in the housing 31 of a portable electronic devices (mobile phone) 3, and housing 31 comprises a display unit 32, and antenna 1 promptly is arranged on a side of display unit 32, in addition, in housing, also be provided with another antenna 2, be positioned at the upside of display unit 32.In above-mentioned, antenna 1 is the WiFi antenna, and antenna 2 is then in order to receiving satellite signal.
See also Fig. 2 again, antenna 1 of the present invention is described.Antenna 1 of the present invention mainly comprises a substrate 11, a grounding assembly 12, a transmission assembly 13 and a cable 15.Grounding assembly 12 is arranged on one first S1 of substrate 11, and has a fluting C who is roughly rectangle, the opening of fluting C is towards a side 121 of grounding assembly 12, and fluting C has one first side C1, one second side C2 and one the 3rd side C3, and the second side C2 connects and perpendicular to the first side C1 and the 3rd side C3.Transmission assembly 13 is arranged on one second S2 of substrate 11, and electrically connects with grounding assembly 12.Cable 15 is connected with transmission assembly 13 by second S2, so as to transmitting wireless signals.When transmission assembly 13 was projected in first S1, transmission assembly 13 partly overlapped corresponding to fluting C and with fluting C substantially in the projection of first S1.
Then, please cooperate referring to Fig. 2 and Fig. 3, as shown in the figure, the position of grounding parts 131 is roughly corresponding to the position of the first side C1 of fluting C, the position of interconnection portion 132 is roughly corresponding to the position of opening of fluting C, feeding portion 133 is crossed over the second side C2 of fluting C, and the position of extension 134 is roughly corresponding to the position of the 3rd side C3 of fluting C.In more detail, grounding parts 131 is parallel to the first side C1 of the C that slots, and grounding parts 131 just in time is positioned on the first side C1 of fluting C in the projection of first S1, interconnection portion 132 is parallel and be adjacent to the side 121 of ground plate 12, and extension 134 is parallel to the 3rd side C3 of the C that slots, and extension 134 is adjacent to the 3rd side C3 of fluting C in the projection of first S1.The grounding parts 131 of above-mentioned transmission assembly 13, interconnection portion 132, feeding portion 133 and extension 134 are arranged in the E type corresponding to fluting C substantially.
In the present embodiment, a side 113 of the first side C1 and the substrate of fluting C is apart one apart from G, and this is at least 1 millimeter apart from G.In addition, the second side C2 of fluting C is parallel with a side 121 ' of grounding assembly 12, and the length of side 121 ' is about five times of length of the second side C2.And the length of grounding parts 131 is substantially equal to the length of the first side C1, that is, the grounding parts 131 of transmission assembly 13 is positioned on the corner of fluting C just with the position that grounding assembly 12 electrically connects.Simultaneously, the angle theta between interconnection portion 132 and the feeding portion 133 1 is 90 degree.
In addition, reason based on distribution, also can on substrate 11, offer through hole 111 and hole 112, the grounding parts 131 of transmission assembly 13 is connected with the grounding assembly 12 of first S1 of substrate 11 via through hole 111, and cable then sees through hole 112 by first S1 of substrate 11 and is connected with the feeding portion 133 of transmission assembly 13.
Because the radiant body of antenna is used as grounding assembly 12 by antenna 1 of the present invention, so can significantly reduce whole volume, in addition, when antenna 1 is arranged in the electronic installation 3, be adjacent to the metal shell 31 of electronic installation 3 of antenna 1 or other metal assembly in the electronic installation 3, all can cooperate with antenna 1, radiant body as antenna 1, therefore, what antenna of the present invention 1 was visual is many radiant bodies antenna, thereby has increased the frequency range of antenna 1.Please arrange in pairs or groups and consult Fig. 4, voltage standing wave ratio (VSWR) is about 700～800MHz less than 2 frequency range, that is to say, antenna 1 of the present invention is difficult for losing efficacy because of the health capture-effect allows antenna 1 produce frequency deviation.
Below will several variation examples of antenna 1 of the present invention distinctly be described based on the antenna 1 shown in the 2nd and 3 figure, identical part will repeat no more.Be noted that following variation example can be interlocked to arrange in pairs or groups and be used, so that antenna of the present invention 1 has optimum signal transmission effect.
See also Fig. 5, show a variation example of the grounding parts 131 ' of antenna 1 of the present invention.Wherein, grounding parts 131 ' is parallel to the first side C1 of the C that slots, and grounding parts 131 ' is adjacent to the first side C1 of fluting C in the projection of first S1, in more detail, grounding parts 131 ' be positioned in the projection of first S1 fluting C the first side C1 above, both spacings of being separated by.
See also Fig. 6 again, show the grounding parts 131 of antenna 1 of the present invention " another change example.Wherein, grounding parts 131 " be parallel to the first side C1 of the C that slots and grounding parts 131 " be adjacent to the first side C1 of fluting C in the projection of first S1, in more detail, grounding parts 131 " be positioned in the projection of first S1 fluting C the first side C1 below, both spacings of being separated by.
See also Fig. 7 again, show the grounding parts 131 of antenna 1 of the present invention
Another change example.Wherein, grounding parts 131
The first side C1 that is parallel to the C that slots, and grounding parts 131
Just in time be positioned in the projection of first S1 on the first side C1 of fluting C, and grounding parts 131 " length less than the length of the first side C1.Yet, changing in the example in another, the length of grounding parts 131 also is feasible greater than the length of the first side C1.
See also Fig. 8, show a variation example of the interconnection portion 132 ' of antenna 1 of the present invention.Wherein, interconnection portion 132 ' is corresponding to the opening of fluting C and be parallel to the side 121 of ground plate 12, and in more detail, interconnection portion 132 ' is positioned at side 121 left sides, both spacings of being separated by.
See also Fig. 9 again, show the interconnection portion 132 of antenna 1 of the present invention " another change example.Wherein, interconnection portion 1 32 " corresponding to the opening of fluting C and be parallel to the side 121 of ground plate 12 substantially, interconnection portion 132 " comprise a variant part D, variant part D and interconnection portion 132 " have different external forms.Shown in for example on Fig. 9, variant part D at the width on first (X-axis) greater than interconnection portion 132 " width on first (X-axis).
See also Figure 10 again, show the interconnection portion 132 of antenna 1 of the present invention
Another change example.Wherein, interconnection portion 132
Corresponding to the opening of fluting C and be parallel to the side 121 of ground plate 12 substantially, interconnection portion 132
Comprise a U type bending structure U, be connected with extension 134.
See also Figure 11, show a variation example of the feeding portion 133 ' of antenna 1 of the present invention.Wherein, feeding portion 133 ' is crossed over the second side C2 of fluting C, and the angle theta between interconnection portion 132 and the feeding portion 133 ' 1 is less than 90 degree.
See also Figure 12 again, show the feeding portion 133 of antenna 1 of the present invention " another change example.Wherein, feeding portion 133 " comprise one first section 133a of portion and one second section 133b of portion, first section 133a of portion is connected with interconnection portion 132, and second section 133b of portion is connected with cable 15; accompany an angle θ 2 between first section 133a of portion and second section 133b of portion, and angle θ 2 is between 0 degree is spent to 180.Shown in for example on Figure 12, angle θ 2 is greater than 90 degree.
See also Figure 13, show a variation example of the extension 134 ' of antenna 1 of the present invention.Wherein, extension 134 ' is parallel to the 3rd side C3 of the C that slots, and extension 134 ' is adjacent to the 3rd side C3 of fluting C in the projection of first S1, in more detail, extension 134 ' be positioned in the projection of first S1 fluting C the 3rd side C3 above, both spacings of being separated by.
See also Figure 14, in the present embodiment, transmission assembly 13 comprises grounding parts 131, interconnection portion 132 and feeding portion 133, does not have extension 134, perhaps, extension 134 can be considered as parallelly with interconnection portion 132, and connects to one.In addition, the grounding parts 131 of transmission assembly 13, interconnection portion 132 and feeding portion 133 are arranged in the F type corresponding to fluting C substantially.
See also Figure 15, show a variation example of the grounding assembly 12 ' of antenna 1 of the present invention.Wherein, the external form of grounding assembly 12 ' is roughly rectangle and has fluting C, and also has at least one perforation 123 on the grounding assembly 12 ', runs through the two sides of grounding assembly 12 '.Perhaps, for example on Figure 15 shown in, have a plurality of perforation 123 on the grounding assembly 12 ', be arranged haply.
See also Figure 16 again, show the grounding assembly 12 of antenna 1 of the present invention " another change example.Wherein, grounding assembly 12 " external form be roughly rectangle and have fluting C, and grounding assembly 12 " also have a sawtooth pattern structure 124.
See also Figure 17 again, show the grounding assembly 12 of antenna 1 of the present invention
Another change example.Wherein, grounding assembly 12
Have a fluting C and a broken type profile 125, this broken type profile 125 can be symmetry or asymmetric.
In addition, it should be noted that, the frequency of utilization of antenna of the present invention is about between the 2.4GHz to 2.5GHz, when human body when the antenna of the present invention, see also Figure 18, input echo consume (Input ReturnLoss) is lower than-and the scope of 10dB is between 2.1GHz to 2.53GHz, so antenna of the present invention can guarantee between the frequency 2.4GHz to 2.5GHz to be effective transmission signals frequency range.
The above only is the preferred embodiments of the present invention, and is all according to equalization variation and modification that the present invention did, all should belong to covering scope of the present invention.
Claims (29)
1. antenna comprises:
One substrate, this substrate has a through hole;
One grounding assembly is arranged on one first of this substrate and is formed with a fluting; And
One transmission assembly is arranged on one second of this substrate and by this through hole and the electric connection of this grounding assembly, wherein, this transmission assembly in this projection of first is and the partly overlapping of this fluting substantially.
2. antenna according to claim 1, wherein the opening that should slot is towards a side of this grounding assembly.
3. antenna according to claim 1, it also comprises a cable, electrically connects with this transmission assembly by this second, so as to transmitting a wireless signal.
4. antenna according to claim 3, wherein this substrate has a hole, and this cable sees through this hole by this first and this transmission assembly electrically connects.
5. antenna according to claim 1, wherein this grounding assembly comprises at least one perforation, runs through this grounding assembly.
6. an antenna comprises
One substrate;
One grounding assembly is arranged on one first of this substrate and is formed with a fluting, and this grounding assembly has a sawtooth pattern structure; And
One transmission assembly is arranged on one second of this substrate and electrically connect with this grounding assembly, and wherein, this transmission assembly in this projection of first is and the partly overlapping of this fluting substantially.
7. an antenna comprises
One substrate;
One grounding assembly is arranged on one first of this substrate and is formed with a fluting, and this grounding assembly has a broken shape profile; And
One transmission assembly is arranged on one second of this substrate and electrically connect with this grounding assembly, and wherein, this transmission assembly in this projection of first is and the partly overlapping of this fluting substantially.
8. an antenna comprises
One substrate, this substrate has a through hole;
One grounding assembly is arranged on one first of this substrate and is formed with a fluting, and this fluting has one first side, a side almost parallel of this first side and this substrate and at a distance of a distance, this distance is at least 1 millimeter; And
One transmission assembly is arranged on one second of this substrate and by this through hole and the electric connection of this grounding assembly, wherein, this transmission assembly in this projection of first is and the partly overlapping of this fluting substantially.
9. antenna according to claim 8, wherein also to have one second side vertical with this first side for this fluting, and this second side is parallel with another side of this substrate, and the length of another side of this substrate is about five times of length of this second side.
10. an antenna comprises
One substrate;
One grounding assembly is arranged on one first of this substrate and is formed with a fluting, and the external form of this fluting is roughly rectangle and has one first side; And
One transmission assembly, be arranged on one second of this substrate and electrically connect with this grounding assembly, this transmission assembly comprises a grounding parts, the position of this grounding parts is roughly corresponding to the position of this first side of this fluting, and an end of this grounding parts is connected with this grounding assembly, wherein, this transmission assembly is partly to overlap with this fluting in this projection of first substantially.
11. antenna according to claim 10, wherein this grounding parts is parallel to this first side of this fluting.
12. antenna according to claim 11, wherein the length of this grounding parts is substantially equal to the length of this first side of this fluting.
13. antenna according to claim 11, wherein the length of this grounding parts is greater than the length of this first side of this fluting.
14. antenna according to claim 10, wherein this grounding parts is positioned on this first side of this fluting in this projection of first.
15. antenna according to claim 10, wherein this grounding parts is adjacent to this first side of this fluting in this projection of first.
16. antenna according to claim 10, wherein this transmission assembly also comprises an interconnection portion, is connected with this grounding parts, and the position of this interconnection portion is roughly corresponding to the position of the opening of this fluting.
17. antenna according to claim 16, opening that wherein should fluting be towards a side of this grounding assembly, and should interconnection portion almost parallel and be adjacent to this side of this grounding assembly.
18. antenna according to claim 16 wherein should interconnection portion comprise a variant part, this variant part differs from the width of this interconnection portion on this first at the width on one first.
19. antenna according to claim 16 wherein should interconnection portion comprise a U type bending structure.
20. antenna according to claim 16, wherein this fluting also has one second side, vertical with this first side, this transmission assembly also comprises a feeding portion, be connected with this interconnection portion and cross over this second side, have an angle between this feeding portion and this interconnection portion, this angle is between 0 degree is spent to 180.
21. antenna according to claim 20, wherein this feeding portion comprises one first section portion and one second section portion, this first section portion is connected with this interconnection portion, this second a section portion and a cable electrically connect, so as to transmitting a wireless signal, folder one angle between this first section portion and this second section portion, this angle is between 0 degree is spent to 180.
22. antenna according to claim 20, wherein this grounding parts of this transmission assembly, this interconnection portion and this feeding portion are arranged in the F type substantially.
23. antenna according to claim 20, wherein this fluting also has one the 3rd side, and parallel with this first side, this transmission assembly also comprises an extension, is connected with this interconnection portion, and the position of this extension is roughly corresponding to the position of the 3rd side of this fluting.
24. antenna according to claim 23, wherein this extension is parallel to the 3rd side of this fluting.
25. antenna according to claim 23, wherein this extension is adjacent to the 3rd side of this fluting in this projection of first.
26. antenna according to claim 23, wherein this grounding parts of this transmission assembly, this interconnection portion, this feeding portion and this extension are arranged in the E type substantially.
27. a portable electronic devices comprises:
One housing; And
One antenna is arranged in this housing, and this antenna comprises:
One substrate, this substrate has a through hole;
One grounding assembly is arranged on one first of this substrate and is formed with a fluting; And
One transmission assembly is arranged on one second of this substrate and by this through hole and the electric connection of this grounding assembly, wherein, this transmission assembly partly overlaps with this fluting substantially in this projection of first.
28. portable electronic devices according to claim 27, it also comprises a display unit, be arranged on this housing, and this antenna is arranged on a side of this display unit.
29. portable electronic devices according to claim 27, wherein this portable electronic devices is a mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100748963A CN101064379B (en) | 2006-04-25 | 2006-04-25 | Portable electronic device and its antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100748963A CN101064379B (en) | 2006-04-25 | 2006-04-25 | Portable electronic device and its antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101064379A CN101064379A (en) | 2007-10-31 |
| CN101064379B true CN101064379B (en) | 2011-06-15 |
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ID=38965210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100748963A Active CN101064379B (en) | 2006-04-25 | 2006-04-25 | Portable electronic device and its antenna |
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| Country | Link |
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| CN (1) | CN101064379B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244313A (en) * | 2010-05-13 | 2011-11-16 | 广达电脑股份有限公司 | Antenna device with slot structure |
| CN103036583A (en) * | 2011-10-08 | 2013-04-10 | 宏碁股份有限公司 | Communication electronic device and antenna structure thereof |
| CN109873247B (en) * | 2017-12-01 | 2021-06-18 | 三星电机株式会社 | Antenna device and antenna module |
| US11050150B2 (en) | 2017-12-01 | 2021-06-29 | Samsung Electro-Mechanics Co., Ltd. | Antenna apparatus and antenna module |
| US10978796B2 (en) | 2017-12-28 | 2021-04-13 | Samsung Electro-Mechanics Co., Ltd. | Antenna apparatus and antenna module |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6359589B1 (en) * | 2000-06-23 | 2002-03-19 | Kosan Information And Technologies Co., Ltd. | Microstrip antenna |
| US6825811B2 (en) * | 2001-08-09 | 2004-11-30 | Matsushita Electric Industrial Co., Ltd. | Display-antenna integral structure and communication apparatus |
-
2006
- 2006-04-25 CN CN2006100748963A patent/CN101064379B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6359589B1 (en) * | 2000-06-23 | 2002-03-19 | Kosan Information And Technologies Co., Ltd. | Microstrip antenna |
| US6825811B2 (en) * | 2001-08-09 | 2004-11-30 | Matsushita Electric Industrial Co., Ltd. | Display-antenna integral structure and communication apparatus |
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| Publication number | Publication date |
|---|---|
| CN101064379A (en) | 2007-10-31 |
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