CN1773770A - Antenna applied to portable electronic device - Google Patents

Antenna applied to portable electronic device Download PDF

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Publication number
CN1773770A
CN1773770A CNA2004100923588A CN200410092358A CN1773770A CN 1773770 A CN1773770 A CN 1773770A CN A2004100923588 A CNA2004100923588 A CN A2004100923588A CN 200410092358 A CN200410092358 A CN 200410092358A CN 1773770 A CN1773770 A CN 1773770A
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China
Prior art keywords
assembly
metal
metal assembly
antenna according
grounding
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Granted
Application number
CNA2004100923588A
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Chinese (zh)
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CN1773770B (en
Inventor
张源利
王志铭
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Wistron Neweb Corp
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Wistron Neweb Corp
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Priority to CN2004100923588A priority Critical patent/CN1773770B/en
Publication of CN1773770A publication Critical patent/CN1773770A/en
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Publication of CN1773770B publication Critical patent/CN1773770B/en
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Abstract

An antenna of portable electronic device consists of the first metal component, the second metal component, the third metal component, an earthing component and a cable. It features that the first and the second metal component are connected to earthing component, the third metal component is set above the first metal component and cable is coupled with the first metal component for receiving signals with three different types of frequencies.

Description

Be applied to the antenna of portable electronic devices
Technical field:
The invention relates to a kind of antenna, particularly about a kind of antenna that is applied to portable electronic devices.
Background technology:
Because wireless communication technique full-fledged, portable electronic devices, notebook for example generally possesses the function of wireless transmission.And above-mentioned wireless transmission function is to utilize antenna to be set in portable electronic devices to reach.
No. 6686886 patent announcement of the conventional art such as the U.S., it discloses a kind of antenna that is applied to portable electronic devices.With reference to Fig. 1, it shows the situation when traditional antenna 501,502 is arranged on the notebook.Antenna 501,502 is the thin type sheet metal, is arranged at by the screen of notebook, to receive and the transmission wireless signal.Antenna 501,502 also has the different directions that is provided with respectively, to improve the receiving ability of wireless signal.
The thin bilge construction of antenna 501,502, as shown in Figure 2, it has first inverted L antenna (being made of metal assembly 702 and 703), second inverted L antenna (being made of metal assembly 704 and 708), cable 706 and grounding assembly 701.First inverted L antenna and second inverted L antenna all couple grounding assembly 701.Cable 706 has a signal transmssion line 705 and earth connection 707, and signal transmssion line 705 is coupled to this metal assembly 703, and 707 of earth connections and grounding assembly 701 couple.Conventional art is to utilize first inverted L antenna (metal assembly 702 and 703) and second inverted L antenna (metal assembly 704 and 708) that two kinds of different resonance frequencys are provided respectively, to receive the wireless signal of two different frequency bands.
Yet along with the progress and the innovation of various different communication specifications, present portable electronic devices needs to provide the compatibility of multiple communication specifications such as GSM900, DCS1800 and WLAN, and conventional art can't satisfy communication need now.In addition, the signal reception of conventional art also still has the space of improvement.
Summary of the invention:
The present invention is a kind of antenna that is applied to portable electronic devices that provides for the problem that solves above-mentioned conventional art, comprises one first metal assembly, one second metal assembly, one the 3rd metal assembly, a grounding assembly and a cable.First metal assembly and second metal assembly connect grounding assembly.The 3rd metal assembly is located on first metal assembly.The cable and first metal assembly couple.Antenna of the present invention provides three kinds of different resonance frequencys (first resonance frequency, second resonance frequency and the 3rd resonance frequency), thereby can receive three kinds of different frenquency signals.
Antenna of the present invention can utilize simple and the structure of small size, reaches the effect of three kinds of different frequency signals of reception, receives numerous communication signals and integrate, and good reception effect is provided simultaneously.
Description of drawings:
Fig. 1 is the situation that shows when traditional antenna is arranged on the notebook;
Fig. 2 shows traditional antenna structure;
Fig. 3 is the antenna structure that shows the first embodiment of the present invention;
Fig. 4 a is the situation that shows when the first embodiment of the present invention provides first resonance frequency;
Fig. 4 b is the situation that shows when the first embodiment of the present invention provides second resonance frequency;
Fig. 4 c is the situation that shows when the first embodiment of the present invention provides the 3rd resonance frequency;
Fig. 5 is the antenna structure that shows the second embodiment of the present invention;
Fig. 6 a is the situation that shows when the second embodiment of the present invention provides first resonance frequency;
Fig. 6 b is the situation that shows when the second embodiment of the present invention provides the 3rd resonance frequency;
Fig. 7 is the antenna structure that shows the third embodiment of the present invention;
Fig. 8 a is the situation that shows when the third embodiment of the present invention provides second resonance frequency;
Fig. 8 b is the situation that shows when the third embodiment of the present invention provides the 3rd resonance frequency.
Symbol description:
1~the first metal assembly
2~the second metal assemblies
3~the 3rd metal assemblies
4~grounding assembly
6~cable
7~separator bar
10~metal assembly body
11~the first bodies
12~the second bodies
13~feed-in outer conductor
51,52,53~slotted eye slot
61~signal transmssion line
62~earth connection
501,502 antennas
702,703,704,708~metal assembly
705~signal transmssion line
706~cable
707~earth connection
Embodiment:
First embodiment
The invention provides a kind of plate aerial that receives three kinds of different signal frequencies.Particularly, the present invention utilizes the principle of electric current coupling effect, integrates inverted-F antenna, inverted L antenna and slotted eye plate aerial, thereby can utilize simple structure, reaches the effect that can receive three kinds of different frequency signals.
Introduce primary structure of the present invention at first earlier.With reference to Fig. 3, antenna of the present invention comprises one first metal assembly 1, one second metal assembly 2, one the 3rd metal assembly 3, a grounding assembly 4 and a cable 6.First metal assembly 1 and second metal assembly 2 connect grounding assembly 4.The 3rd metal assembly 3 is located on first metal assembly 1.The cable 6 and first metal assembly 1 couple.Antenna of the present invention provides three kinds of different resonance frequencys (first resonance frequency, second resonance frequency and the 3rd resonance frequency), thereby can receive three kinds of different frenquency signals.Below collocation thin bilge construction of the present invention illustrates how to provide three kinds of different resonance frequencys respectively.
With reference to Fig. 4 a, first resonance frequency mainly is to be constituted one first radiation assembly (being indicated as the oblique line part) jointly and provided by first metal assembly 1 and grounding assembly 4.First metal assembly 1 is made of the first metal assembly body 10 and a feed-in outer conductor 13.The first metal assembly body 10 is divided into one first body 11 by a separator bar 7 and one second body, 12, the first bodies 11 are elongated, extends towards a first direction x, and second body is L shaped.The first metal assembly body 10 all is connected this grounding assembly 4 with feed-in semiconductor 13.Feed-in outer conductor 13 is elongated, extends along this separator bar 7, and it is terminal and be formed with a gap with the first metal assembly body 10.In this enforcement, separator bar 7 is perpendicular to first direction x.Cable 6 comprises that a signal transmssion line 61 and a ground plane (earth connection) 62 coat signal transmssion line 61.Earth connection 62 couples the end of this feed-in outer conductor 13, and signal transmssion line 61 couples on this first metal assembly body 10 position with respect to the end of this feed-in outer conductor 13.First metal assembly 1 is an inverse-F antenna with grounding assembly 4 common first radiation assemblies that constitute, and it has first resonance frequency, is used for receiving the signal of GSM900.
With reference to Fig. 4 b, second resonance frequency is to be provided by one second radiation assembly (being indicated as the oblique line part) that first metal assembly 1, second metal assembly 2 and 4 of grounding assemblies constitute jointly.Its principle is to utilize the electric current coupling effect between first metal assembly 1 and second metal assembly 2 and this second resonance frequency is provided, particularly, because feed-in outer conductor 13 ground connection, second resonance frequency is mainly provided by the ground inducing current coupling effect between second metal assembly 2 and the feed-in outer conductor 13.And simultaneously, also have the electric current coupling effect between second metal assembly 2 and the first metal assembly body 10.As for the part of structure, second metal assembly 2 mainly is L shaped, and the one end is connected with grounding assembly 4, and the other end extends towards first direction x.Between second metal assembly 2 and first metal assembly 1 and be formed with slotted eye slot 52,53.Second radiation assembly is used to receive the signal of DCS1800.
With reference to Fig. 4 c, the 3rd resonance frequency is one the 3rd radiation assembly (being indicated as the oblique line part) that constituted of second body 12 and the feed-in outer conductor 13 by the 3rd metal assembly 3, grounding assembly 4 and first metal assembly 1 and providing.The 3rd metal assembly 3 is rectangular, is located on second body 12.The 3rd radiation assembly has the slotted eye slot 51 of a U-shaped, therefore constitutes a slotted eye plate aerial, is used to receive the signal of WLAN.
Antenna of the present invention can utilize simple and the structure of small size, reaches the effect of three kinds of different frequency signals of reception, receives numerous communication signals and integrate, and good reception effect is provided simultaneously.
Second embodiment
Though the invention discloses a kind of antenna structure that can receive three kinds of different frequency signals simultaneously, it is unrestricted embodiments of the present invention also.In view of the difference between the present invention and the conventional art means.Embodiments of the present invention can also be for only providing the antenna structure that receives two kinds of different frequency signals simultaneously.As shown in Figure 5, it shows the second embodiment of the present invention, and the difference of second embodiment and first embodiment is that it has omitted second metal assembly, and above-mentioned first resonance frequency (as shown in Fig. 6 a) is provided merely, and the 3rd resonance frequency (as shown in Fig. 6 b).The second embodiment of the present invention can be implemented separately or be used in combination with the antenna of other type.
The 3rd embodiment
Same, receive simultaneously two kinds of different frequency signals antenna structure execution mode can also for, as shown in Figure 7, it shows the third embodiment of the present invention, the difference of the 3rd embodiment and first embodiment is, it has omitted first body, and above-mentioned second resonance frequency (as shown in Fig. 8 a) is provided merely, and the 3rd resonance frequency (as shown in Fig. 8 b).Particularly, in Fig. 8 a, because feed-in outer conductor 13 ground connection, second resonance frequency mainly is to be provided by the ground inducing current coupling effect between second metal assembly 2 and the feed-in outer conductor 13.The third embodiment of the present invention also can be implemented separately or be used in combination with the antenna of other type.
Though the present invention with three concrete embodiment openly as above; right its is not in order to qualification the present invention, any insider, without departing from the spirit and scope of the present invention; still can do a little change and retouching, so protection scope of the present invention is as the criterion when looking the appended claim book person of defining.

Claims (35)

1. an antenna is applied to a portable electronic devices, comprising:
One grounding assembly;
One first metal assembly, comprise one first a metal assembly body and a feed-in outer conductor, this first metal assembly body and this feed-in outer conductor all connect this grounding assembly, wherein, this first metal assembly and this grounding assembly are common to constitute one first radiation assembly, and one first resonance frequency is provided;
One second metal assembly is located on this grounding assembly, and this second metal assembly, this first metal assembly and this grounding assembly are common to constitute one second radiation assembly so that one second resonance frequency to be provided;
One signal transmssion line couples this first metal assembly body; And
One earth connection couples this feed-in outer conductor;
Wherein, this second resonance frequency is to utilize the electric current coupling effect between this first metal assembly and this second metal assembly and produce.
2. antenna according to claim 1, wherein, this first radiation assembly is used to receive the signal of GSM900.
3. antenna according to claim 1, wherein, this second radiation assembly is used to receive the signal of DCS1800.
4. antenna according to claim 1, wherein, this first metal assembly body is L shaped, and the one end connects this grounding assembly, and the other end extends towards a first direction.
5. antenna according to claim 1, wherein, this second metal assembly is L shaped, and the one end connects this grounding assembly, and the other end extends towards a first direction.
6. antenna according to claim 5, wherein, this feed-in outer conductor is elongated, and and this second metal assembly between form a slotted eye slot.
7. antenna according to claim 6, wherein, the extending of this feed-in outer conductor along a separator bar, this separator bar is perpendicular to this first direction.
8. antenna according to claim 7 wherein, forms a gap between an end of this feed-in outer conductor and this metal assembly body.
9. antenna according to claim 1, wherein, this first metal assembly body is L shaped, the one end connects this grounding assembly, the other end extends towards a first direction, and this second metal assembly is L shaped, and the one end connects this grounding assembly, the other end extends towards this first direction, forms a slotted eye slot between this second metal assembly and this first metal assembly.
10. antenna according to claim 1, it more comprises one the 3rd metal assembly, be located on this first metal assembly body, this first metal assembly body of the 3rd metal assembly, this feed-in outer conductor, this grounding assembly and part, common formation one the 3rd radiation assembly is to provide one the 3rd resonance frequency.
11. antenna according to claim 10, wherein, the 3rd radiation assembly is used to receive the signal of WLAN.
12. antenna according to claim 10, wherein, the 3rd radiation assembly is a slotted eye plate aerial.
13. antenna according to claim 10, wherein, the first metal assembly body is L shaped, and the one end connects this grounding assembly, and the other end extends towards a first direction.
14. antenna according to claim 13, wherein, this feed-in outer conductor is elongated, and extends along a separator bar, and this separator bar is perpendicular to this first direction.
15. antenna according to claim 14, wherein, this first metal assembly body comprises one first body and one second body, separate by this separator bar, this first body is elongated, and this second body is L shaped, wherein, the 3rd metal assembly, this feed-in outer conductor, this grounding assembly and this second body constitute the 3rd radiation assembly jointly.
16. antenna according to claim 15, wherein, the 3rd metal assembly is rectangular, and the 3rd metal assembly, this feed-in outer conductor, this grounding assembly and this second body form a U-lag hole plate aerial jointly.
17. an antenna is applied to a portable electronic devices, comprising:
One grounding assembly;
One first metal assembly, comprise one first a metal assembly body and a feed-in outer conductor, this first metal assembly body and this feed-in outer conductor all connect this grounding assembly, wherein, this first metal assembly and this grounding assembly are common to constitute one first radiation assembly, and one first resonance frequency is provided;
One the 3rd metal assembly is located on this first metal assembly body, and this first metal assembly body of the 3rd metal assembly, this feed-in outer conductor, this grounding assembly and part constitutes one the 3rd radiation assembly, jointly so that one the 3rd resonance frequency to be provided;
One signal transmssion line couples this first metal assembly body; And
One earth connection couples this feed-in outer conductor.
18. antenna according to claim 17, wherein, this first radiation assembly is used to receive the signal of GSM900.
19. antenna according to claim 17, wherein, the 3rd radiation assembly is used to receive the signal of WLAN.
20. antenna according to claim 17, wherein, the 3rd radiation assembly is a slotted eye plate aerial.
21. antenna according to claim 17, wherein, the first metal assembly body is L shaped, and the one end connects this grounding assembly, and the other end extends towards a first direction.
22. antenna according to claim 21, wherein, this feed-in outer conductor is elongated, and extends along a separator bar, and this separator bar is perpendicular to this first direction.
23. antenna according to claim 21, wherein, this first metal assembly body comprises one first body and one second body, separate by this separator bar, this first body is elongated, and this second body is L shaped, wherein, the 3rd metal assembly, this feed-in outer conductor, this grounding assembly and this second body constitute the 3rd radiation assembly jointly.
24. antenna according to claim 23, wherein, the 3rd metal assembly is rectangular, and the 3rd metal assembly, this feed-in outer conductor, this grounding assembly and this second body form a U-lag hole jointly.
25. an antenna is applied to a portable electronic devices, comprising:
One grounding assembly;
One first metal assembly comprises one second body and a feed-in outer conductor, and this second body and this feed-in outer conductor all connect this grounding assembly;
One the 3rd metal assembly is located on this second body, and the 3rd metal assembly, this feed-in outer conductor, this grounding assembly and this second body constitute one the 3rd radiation assembly jointly, so that one the 3rd resonance frequency to be provided;
One second metal assembly is located on this grounding assembly, and this second metal assembly, this feed-in outer conductor and this grounding assembly are common to constitute one second radiation assembly so that one second resonance frequency to be provided;
One signal transmssion line couples this second body; And
One earth connection couples this feed-in outer conductor;
Wherein, this second resonance frequency is to utilize the electric current coupling effect between this feed-in outer conductor and this second metal assembly and produce.
26. antenna according to claim 25, wherein, this second radiation assembly is used to receive the signal of DCS1800.
27. antenna according to claim 25, wherein, the 3rd radiation assembly is used to receive the signal of WLAN.
28. antenna according to claim 25, wherein, the 3rd radiation assembly is a slotted eye plate aerial.
29. antenna according to claim 25, wherein, second body is L shaped, and the one end connects this grounding assembly, and the other end extends towards a first direction.
30. antenna according to claim 29, wherein, this feed-in outer conductor is elongated, and extends along a separator bar, and this separator bar is perpendicular to this first direction.
31. antenna according to claim 30, wherein, the 3rd metal assembly is rectangular, and the 3rd metal assembly, this feed-in outer conductor, this grounding assembly and this second body form a U-lag hole plate aerial jointly.
32. antenna according to claim 25, wherein, this second metal assembly is L shaped, and the one end connects this grounding assembly, and the other end extends towards a first direction.
33. antenna according to claim 32, wherein, this feed-in outer conductor is elongated, and and this second metal assembly between form a slotted eye slot.
34. an antenna is applied to a portable electronic devices, comprising:
One grounding assembly;
One first metal assembly connects this grounding assembly, and this first metal assembly and this grounding assembly are common to constitute an inverted-F antenna, and one first resonance frequency is provided;
One the 3rd metal assembly is connected on this first metal assembly, and this first metal assembly of the 3rd metal assembly, this grounding assembly and part constitutes a slotted eye plate aerial, jointly so that one the 3rd resonance frequency to be provided;
One signal transmssion line couples this first metal assembly; And
One earth connection couples this grounding assembly.
35. antenna according to claim 34, wherein, this slotted eye plate aerial is a U-lag hole plate aerial.
CN2004100923588A 2004-11-09 2004-11-09 Antenna applied to portable electronic device Active CN1773770B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2004100923588A CN1773770B (en) 2004-11-09 2004-11-09 Antenna applied to portable electronic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2004100923588A CN1773770B (en) 2004-11-09 2004-11-09 Antenna applied to portable electronic device

Publications (2)

Publication Number Publication Date
CN1773770A true CN1773770A (en) 2006-05-17
CN1773770B CN1773770B (en) 2010-06-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101110493B (en) * 2006-07-20 2011-10-12 启碁科技股份有限公司 Antenna
CN104425899A (en) * 2013-08-21 2015-03-18 启碁科技股份有限公司 Multifrequency antenna

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4461597B2 (en) * 2000-09-19 2010-05-12 ソニー株式会社 Wireless card module
CN2541958Y (en) * 2002-04-02 2003-03-26 寰波科技股份有限公司 Reverse F-shape antenna
CN2572695Y (en) * 2002-09-10 2003-09-10 富士康(昆山)电脑接插件有限公司 Double-frequency antenna
CN2577453Y (en) * 2002-11-04 2003-10-01 寰波科技股份有限公司 Double-frequency or three-frequency planar reverse F antenna

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101110493B (en) * 2006-07-20 2011-10-12 启碁科技股份有限公司 Antenna
CN104425899A (en) * 2013-08-21 2015-03-18 启碁科技股份有限公司 Multifrequency antenna
CN104425899B (en) * 2013-08-21 2017-10-03 启碁科技股份有限公司 Multifrequency antenna

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