CN201528044U - Antenna module and circuit board employing same - Google Patents
Antenna module and circuit board employing same Download PDFInfo
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- CN201528044U CN201528044U CN2009202718406U CN200920271840U CN201528044U CN 201528044 U CN201528044 U CN 201528044U CN 2009202718406 U CN2009202718406 U CN 2009202718406U CN 200920271840 U CN200920271840 U CN 200920271840U CN 201528044 U CN201528044 U CN 201528044U
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Abstract
The utility model relates to an antenna module and a circuit board provided with the antenna module. Particularly, the antenna module includes a radiation body, a radiation unit of a feed-in part, a connecting unit extending outwards from the radiation body, and an earthing unit including a first earthing part and a second earthing part, wherein the first earthing part is formed by the connecting unit extending outwards in the direction opposite to one end of the radiation body and in parallel to the connecting unit, and the second earthing unit is formed by the first earthing unit outwards in the direction opposite to one end of the connecting unit, therefore, the radiating body, the connecting unit and the earthing unit form an accommodating space in together. The antenna module of the utility model can be stably placed on a circuit board or other electronic devices, simultaneously prevent the electromagnetic interference of other functional modules and improve efficiency.
Description
Technical field
The utility model relates to a kind of Anneta module and has the circuit board of this Anneta module, particularly a kind of circuit board that snaps into the Anneta module on the external object and have this Anneta module.
Background technology
Social now upward Radio Transmission Technology extensively is used, traditionally, one has the portable type electronic product of wireless transmission function, its volume often limits to some extent in order to increase portability, therefore, in limited space, the partial function module of this electronic product inside (for example: battery module, memory module etc.) just is easy to generate the situation of phase mutual interference.
In addition, the Anneta module that designs at a specific electron product when the preferable frequency band of product specification or demand changes to some extent, often needs to design again, so can significantly increase design cost.
Therefore, how add a high efficiency, strong interference immunity in the limited space of portable type electronic product and can conveniently adjust the Anneta module of this preferable frequency band, be quite to be worth one of problem of inquiring into for the development of Radio Transmission Technology always.
The utility model content
Therefore, the purpose of this utility model is promptly providing a kind of Anneta module, is applicable to receive a radio-frequency current signal, and it comprises a radiating element, comprises that a radiation body and is in order to receive the feeding portion of this radio-frequency current signal; One linkage unit is stretched out by this radiation body roughly to be vertical mode with the radiation body; And a ground unit, comprise one first grounding parts and one second grounding parts; This first grounding parts is held this linkage unit of row by this linkage unit level with both hands in contrast to one of this radiation body and is stretched out; This second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, and with this first grounding parts approximate vertical so that the common accommodation space that forms between this radiation body, this linkage unit and this ground unit.
The present invention also provides a kind of Anneta module, and this Anneta module comprises a radiating element, and this radiating element comprises a radiation body and a feeding portion; One linkage unit is stretched out by this radiation body; An and ground unit, this ground unit comprises one first grounding parts and one second grounding parts, this first grounding parts is held this linkage unit of row by this linkage unit level with both hands in contrast to one of this radiation body and is stretched out, this second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, so that the common accommodation space that forms between this radiation body, this linkage unit and this ground unit.
The present invention also provides a kind of circuit board, and this circuit board comprises a substrate; This circuit board also comprises a radiofrequency signal transceiver module, is arranged on this substrate; And an Anneta module, coupling this radiofrequency signal transceiver module, this Anneta module comprises: a radiating element, this radiating element comprise a radiation body and a feeding portion; One linkage unit is stretched out by this radiation body; And a ground unit, this ground unit comprises one first grounding parts and one second grounding parts, this first grounding parts is held this linkage unit of row by this linkage unit level with both hands in contrast to one of this radiation body and is stretched out; This second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, so that the common accommodation space that forms between this radiation body, this linkage unit and this ground unit.
The present invention also provides a kind of circuit board, and this circuit board comprises a substrate; This circuit board also comprises an Anneta module, is arranged on this substrate, and this Anneta module comprises a radiating element; One linkage unit is stretched out by this radiating element; One ground unit, this ground unit comprises one first grounding parts and one second grounding parts, this first grounding parts connects this linkage unit, this second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, so that the common accommodation space that forms between this radiating element, this linkage unit and this ground unit; And one the engaging unit, be arranged on this first grounding parts to engage with this substrate.
The present invention also provides a kind of circuit board, and this circuit board comprises a substrate; And an Anneta module, being arranged on this substrate, this Anneta module comprises a radiating element; One linkage unit is stretched out by this radiating element; One ground unit, this ground unit comprises one first grounding parts and one second grounding parts, this first grounding parts connects this linkage unit, this second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, wherein this first grounding parts is parallel to this substrate, and this second grounding parts is perpendicular to this substrate; And one the engaging unit, be arranged on this first grounding parts to engage with this substrate.
In addition, the present invention provides a kind of circuit board in addition, and this circuit board comprises a substrate; One radiofrequency signal transceiver module is arranged on this substrate and in order to produce a radio-frequency current signal; And an Anneta module, in order to receive this radio-frequency current signal, it comprises a radiating element, comprises that a radiation body and is in order to receive the feeding portion of this radio-frequency current signal; One linkage unit is stretched out by this radiation body roughly to be vertical mode with the radiation body; And a ground unit, comprising one first grounding parts and one second grounding parts, this first grounding parts is held this linkage unit of row by this linkage unit level with both hands in contrast to one of this radiation body and is stretched out; This second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, and roughly is vertical with this first grounding parts, so that the common accommodation space that forms between this radiation body, this linkage unit and this ground unit.
So effect of the present utility model can be stablized for this Anneta module and is arranged on a circuit board or other electronic installations, simultaneously, can effectively avoid the electromagnetic interference of other functional modules, to increase efficient.
Description of drawings
Fig. 1 is the stereogram of a preferred embodiment of Anneta module of the present utility model;
Fig. 2 is the stereogram of the different visual angles of this preferred embodiment;
Fig. 3 is the stereogram of another embodiment;
Fig. 4 is the standing wave ratio figure of this preferred embodiment;
Fig. 5 is the top view of this preferred embodiment;
Fig. 6 is the rearview of this preferred embodiment;
Fig. 7 is the left view of this preferred embodiment;
Fig. 8 is the right view of this preferred embodiment;
Fig. 9 is this preferred embodiment when working in 2.4GHz, its electric field, magnetic field and the radiation pattern measurement that both are comprehensive;
Figure 10 is this preferred embodiment when working in 2.45GHz, its electric field, magnetic field and the radiation pattern measurement that both are comprehensive;
Figure 11 is this preferred embodiment when working in 2.5GHz, its electric field, magnetic field and the radiation pattern measurement that both are comprehensive; And
Figure 12 is the schematic diagram of circuit board of the present utility model.
The primary clustering symbol description:
1 radiating element, 32 second grounding parts
11 first Departments of Radiation, 4 engaging unit
111 first ends, 41,42 card tenon piece
112 the second ends, 43,44 caulking grooves
12 second Departments of Radiation, 5 accommodation spaces
13 the 3rd Departments of Radiation, 8 circuit boards
131 first ends, 81 radiofrequency signal transceiver modules
132 the second ends, 82 second engaging unit
14 feeding portions, 83 battery modules
10 radiation bodies, 80 substrates
2 linkage units, 9 Anneta modules
3 ground units, 91 first engaging unit
31 first grounding parts
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present utility model, in the detailed description of a following cooperation preferred embodiment with reference to the accompanying drawings, can clearly present.
Anneta module
Unite and consult Fig. 1, Fig. 2, a preferred embodiment of the utility model Anneta module 9 comprises: a radiating element 1, a linkage unit 2, a ground unit 3, and an engaging unit 4.
This radiating element 1 comprises that one roughly is the radiation body 10 and a feeding portion (Feed pad) 14 of U type, and this radiation body 10 has one first Department of Radiation 11, one second Department of Radiation 12, and one the 3rd Department of Radiation 13.This first, the 3rd Department of Radiation 11,13 has a first end 111,131 and a second end 112,132 respectively.The 3rd Department of Radiation 13 roughly is set in parallel with this first Department of Radiation 11, but its length is less than this first Department of Radiation 11.And this second Department of Radiation 12 is connected between the first end 131 of the first end 111 of this first Department of Radiation 11 and the 3rd Department of Radiation 13, makes the combination of this first, second, third Department of Radiation 11,12,13 roughly be the U type.
This feeding portion 14 is stretched out by the first end 131 of the 3rd Department of Radiation 13 roughly to be vertical mode with the 3rd Department of Radiation 13, and in order to receive a radio-frequency current signal of extraneous input, make these Departments of Radiation 11,12,13 by this radio-frequency current signal excitation emittance, for example: reception or tranmitting frequency are the wireless signal of 2.4GHz to 2.5GHz.
This linkage unit 2 is stretched out by the second end 132 of the 3rd Department of Radiation 13 roughly to be vertical mode with the 3rd Department of Radiation 13, and exceeds the second end 132 of the 3rd Department of Radiation 13 but do not exceed the second end 112 of this first Department of Radiation 11.
This ground unit 3 comprises one first grounding parts 31 and one second grounding parts 32.This first grounding parts 31 is stretched out by this linkage unit 2 this linkage unit 2 of an end parts parallel in contrast to the 3rd Department of Radiation 13, and relatively this linkage unit 2 is long and extend to first end 131 near the 3rd Department of Radiation 13, and is keeping spacing with the 3rd Department of Radiation 13 all the time.
This second grounding parts 32 is stretched out by this first grounding parts 31 vertical this first grounding parts 31 of an end in contrast to this linkage unit 2, so that this radiating element 1, this linkage unit 2 and the 3 common formation one of this ground unit roughly are the accommodation space 5 of U type.
This engaging unit 4 is arranged in this accommodation space 5 and is positioned on this first grounding parts 31, so that this Anneta module 9 (for example: the caulking groove on the circuit board) can be sticked in an object that is arranged in this accommodation space 5.And in the present embodiment, this engaging unit 4 comprises two card tenon piece 41,42 of being located at two end opposite of this first grounding parts 31 respectively, and each card tenon piece 41,42 roughly is a T type, and the part that each card tenon piece 41,42 is protruded can correspondingly be inserted in the groove or hole of external object.But it should be noted that card tenon piece also can be one or more, and not necessarily will be positioned at two end opposite, make this Anneta module 9 be engaged on the extraneous object as long as can engage unit 4, and detailed joint situation will be described in detail after a while again by this.
As shown in Figure 3, in another embodiment, this engaging unit 4 is to comprise two caulking grooves 43,44, and (for example: the insertion engaging card tenon piece on the circuit board) makes this Anneta module 9 be engaged on the extraneous object can to accept external object.
When an outside cable (Cable) or a band line (Stripe) are coupled to this feeding portion 14 and this ground unit 3 when being coupled to a ground (Ground) signal, one radio-frequency current signal will input in this Anneta module 9 via this feeding portion 14, and in regular turn via the 3rd Department of Radiation 13, this second Department of Radiation 12, this first Department of Radiation 11 with this radio-frequency current signal with the form of electromagnetic wave radiation among the space.Simultaneously, when present embodiment is applied to other electronic installations, if with other functional modules (for example: when battery module) layout is close, can reach the effect of screen effect by this second grounding parts 32, to reduce of the interference of other functional modules for this Anneta module 9.In addition, utilize this engaging unit 4 conveniently to arrange in pairs or groups and be applied on other circuit boards, the stability in the time of simultaneously can strengthening this Anneta module 9 and engage by this second grounding parts 32 and this radiating element 1.
When the Anneta module 9 of present embodiment works in different frequency, its standing wave ratio (SWR) figure as shown in Figure 4, wherein sampling point A is that frequency is when being 2.4GHz, its corresponding standing wave ratio is 1.7818, sampling point B is that frequency is when being 2.45GHz, its corresponding standing wave ratio is 1.4325, sampling point C is that frequency is when being 2.48GHz, its corresponding standing wave ratio is 1.4073, sampling point D is that frequency is when being 2.5GHz, its corresponding standing wave ratio is 1.4523, can observe when frequency between 2.4 to 2.5GHz the time, standing wave ratio is quite near minimum value.
The actual size of present embodiment please be united and consulted Fig. 5 to Fig. 8, Figure 5 shows that the top view of this Anneta module 9, Figure 6 shows that the rearview of this Anneta module 9, shown in Figure 7 then is the left side view of this Anneta module 9 among Fig. 5, and shown in Figure 8 then is the right side view of this Anneta module 9 among Fig. 5.The unit of numeral is a millimeter (mm) among Fig. 5 to Fig. 8.
In addition, the related experiment result of present embodiment is shown in table 1, table 2.
| Frequency (GHz) | 2.4 | 2.41 | 2.42 | 2.43 | 2.44 | 2.45 |
| Input power (dBm) | 0 | 0 | 0 | 0 | 0 | 0 |
| Directivity (dBi) | 5.39753 | 5.54497 | 5.57568 | 5.71640 | 5.78911 | 5.93931 |
| Efficient (dB) | -4.5249 | -4.3905 | -4.2892 | -4.1218 | -4.0015 | -4.0513 |
| Efficient (%) | 35.2786 | 36.3877 | 37.2458 | 38.7096 | 39.7970 | 39.3431 |
| Gain (dBi) | 0.87265 | 1.15451 | 1.28645 | 1.59459 | 1.78760 | 1.88800 |
| Average gain (dB) | -4.5249 | -4.3905 | -4.2892 | -4.1218 | -4.0015 | -4.0513 |
Table 1
| Frequency (GHz) | 2.46 | 2.47 | 2.48 | 2.49 | 2.50 |
| Input power (dBm) | 0 | 0 | 0 | 0 | 0 |
| Directivity (dBi) | 5.89389 | 5.99637 | 6.00003 | 5.98913 | 5.99394 |
| Efficient (dB) | -4.0361 | -4.1074 | -4.3046 | -4.1706 | -4.2990 |
| Efficient (%) | 39.4808 | 38.8388 | 37.1140 | 38.2772 | 37.1623 |
| Gain (dBi) | 1.85774 | 1.88902 | 1.69540 | 1.81853 | 1.69497 |
| Average gain (dB) | -4.0361 | -4.1074 | -4.3046 | -4.1706 | -4.2990 |
Table 2
Can find out that from table 1, table 2 Anneta module of present embodiment can reach the efficient about 35% to 39%.
Consult Fig. 9, Fig. 9 is when present embodiment works in 2.4GHz, radiation pattern (Radiation Pattern) measurement of its electric field (Theta), magnetic field (Phi) and both comprehensive (Total), wherein the X-Y-Z direction of principal axis sees also among Fig. 1 the x-y-z change in coordinate axis direction corresponding with this Anneta module 9.Below the azimuth (azimuth), the elevation angle (elevation) of each figure all be shown in the upper left side for your guidance with the anglec of rotation (roll).
Consult Figure 10, Figure 10 is when present embodiment works in 2.45GHz, its electric field, magnetic field and the radiation pattern measurement that both are comprehensive.
Consult Figure 11, Figure 11 is when present embodiment works in 2.5GHz, its electric field, magnetic field and the radiation pattern measurement that both are comprehensive.
Can observe out by Fig. 9 to Figure 11, when present embodiment is operated in frequency 2.4 to 2.5GHz scopes, all has and roughly meet isotropic radiation pattern, the demand on therefore can realistic application.
Circuit board with this Anneta module
Consult Figure 12, circuit board 8 of the present utility model comprises: (for example: a battery module 83), this battery module 83 is arranged at the side of this second grounding parts 32 in contrast to this first grounding parts 31 for a substrate 80, a radiofrequency signal transceiver module 81, the Anneta module 9 with one first engaging unit 91, one second engaging unit 82 and a functional module.This radiofrequency signal transceiver module 81 produces radio-frequency current signals and by cable or the mode of band line exports this radio-frequency current signal in this Anneta module 9 to, and after this Anneta module 9 receives these radio-frequency current signals, with the form of electromagnetic wave radiation among the space.
This Anneta module 9 utilizes the second engaging unit 82 corresponding with this, this first engaging unit 91 to carry out chimeric, or pasting device (SMD) processing procedure with the surface, this Anneta module 9 is fixed on this substrate 80 in the reversal of the natural order of things mode, make this Anneta module 9 be applied on this circuit board 8, the part of this substrate 80 can be passed this radiating element 1, this linkage unit 2 and this ground unit 3 common accommodation spaces 5 that form.
As discussed previously, the card tenon piece that comprises at least one T of being type when the first engaging unit 91, and the second engaging unit 82 is when comprising corresponding caulking groove, be that ledge with each card tenon piece snaps in the caulking groove, so that the Anneta module frame is higher than on the substrate, and in shown in the figure, be hung on the substrate with covered substrate, and reach space utilization and increase the effect of stability.It is noted that the first engaging unit 91 is caulking groove also, the second engaging unit 82 then is a card tenon piece.In addition, any binding form for the popular chimeric mode of being familiar with is all protection range of the present utility model.
In addition, as shown in figure 12, to be subject to the space narrow and small and must be arranged near the Anneta module 9 time when this battery module 83, this second grounding parts 32 can be brought into play the effect of screen effect, with the electromagnetic interference of this battery module 83 of effective obstruct for this Anneta module 9, therefore, the design of the Anneta module 9 of present embodiment can effectively reduce electromagnetic interference.
What deserves to be mentioned is, when the Anneta module 9 of present embodiment is desired to be applied on the circuit board of different frequency, can be by the length of adjusting this first Department of Radiation 11, with the preferred application frequency range with present embodiment is 2.4 to 2.5GHz to be adjusted into the required frequency range of different communication protocol, so in the time of can effectively reducing the circuit board that is applied in different communication protocol, the design cost of required cost.
In sum, the utility model can provide an Anneta module that meets isotropic radiation pattern, and when this Anneta module is applied on other circuit boards, can effectively bring into play screen effect to reduce interference from other functional modules, to keep accepting or sending the efficient of a radiofrequency signal, and the preferred application frequency range of Anneta module of the present utility model is 2.4 to 2.5GHz, quite be fit to be applied to as: in the communication protocol that present stages such as bluetooth (Bluetooth) or WiFi are widely used, and if will be applied to the communication protocol of other different frequency ranges the time, also can be by the length of revising first Department of Radiation with effective saving design cost, Anneta module of the present utility model is with a wide range of applications, so can reach the purpose of this utility model really.
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 every simple equivalent variations and modification of being done according to the scope and the utility model description of the utility model claims, all still belong in the scope that the utility model patent contains.
Claims (20)
1. Anneta module, this Anneta module comprises:
One radiating element, this radiating element comprise a radiation body and a feeding portion;
One linkage unit is stretched out by this radiation body; And
One ground unit, it is characterized in that, this ground unit comprises one first grounding parts and one second grounding parts, this first grounding parts is held this linkage unit of row by this linkage unit level with both hands in contrast to one of this radiation body and is stretched out, this second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, so that the common accommodation space that forms between this radiation body, this linkage unit and this ground unit.
2. Anneta module according to claim 1 is characterized in that, this Anneta module comprises that also one is arranged in this accommodation space and is positioned at engaging unit on this first grounding parts.
3. Anneta module according to claim 1 is characterized in that, this linkage unit is stretched out by this radiation body roughly to be vertical mode with this radiation body.
4. Anneta module according to claim 3 is characterized in that, this second grounding parts roughly is vertical with this first grounding parts.
5. Anneta module according to claim 1, it is characterized in that, this radiation body comprises one first Department of Radiation, one second Department of Radiation and one the 3rd Department of Radiation, this first Department of Radiation roughly is parallel with the 3rd Department of Radiation, and this second Department of Radiation is connected between the end of end of this first Department of Radiation and the 3rd Department of Radiation, make this first, second, third Department of Radiation roughly be the U type, and this feeding portion is stretched out by the 3rd Department of Radiation.
6. Anneta module according to claim 5 is characterized in that, this Anneta module comprises that also one is arranged in this accommodation space and is positioned at engaging unit on this first grounding parts.
7. circuit board, this circuit board comprises:
One substrate;
One radiofrequency signal transceiver module is arranged on this substrate; And
One Anneta module couples this radiofrequency signal transceiver module, and this Anneta module comprises:
One radiating element, this radiating element comprise a radiation body and a feeding portion;
One linkage unit is stretched out by this radiation body; And
One ground unit is characterized in that, this ground unit comprises one first grounding parts and one second grounding parts, and this first grounding parts is held this linkage unit of row by this linkage unit level with both hands in contrast to one of this radiation body and stretched out; This second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, so that the common accommodation space that forms between this radiation body, this linkage unit and this ground unit.
8. circuit board according to claim 7 is characterized in that, this circuit board comprises that also one is arranged in this accommodation space and is positioned on this first grounding parts the first engaging unit to engage with this substrate.
9. circuit board according to claim 8 is characterized in that, this circuit board comprises that also one is arranged on this substrate and in order to first to engage the unit and carry out the second chimeric engaging unit with this.
10. circuit board according to claim 7 is characterized in that, this linkage unit is stretched out by this radiation body roughly to be vertical mode with this radiation body.
11. circuit board according to claim 10 is characterized in that, this second grounding parts roughly is vertical with this first grounding parts.
12. circuit board according to claim 7, it is characterized in that, this radiation body comprises one first Department of Radiation, one second Department of Radiation and one the 3rd Department of Radiation, this first Department of Radiation roughly is parallel with the 3rd Department of Radiation, and this second Department of Radiation is connected between the end of end of this first Department of Radiation and the 3rd Department of Radiation, make this first, second, third Department of Radiation roughly be the U type, and this feeding portion is stretched out by the 3rd Department of Radiation.
13. circuit board according to claim 12 is characterized in that, this circuit board comprises that also one is arranged in this accommodation space and is positioned on this first grounding parts the first engaging unit to engage with this substrate.
14. circuit board according to claim 13 is characterized in that, this circuit board comprises that also one is arranged on this substrate and in order to first to engage the unit and carry out the second chimeric engaging unit with this.
15. a circuit board, this circuit board comprises:
One substrate; And
One Anneta module is arranged on this substrate, and this Anneta module comprises:
One radiating element;
One linkage unit is stretched out by this radiating element;
One ground unit, it is characterized in that, this ground unit comprises one first grounding parts and one second grounding parts, this first grounding parts connects this linkage unit, this second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, so that the common accommodation space that forms between this radiating element, this linkage unit and this ground unit; And
One engaging unit is arranged on this first grounding parts to engage with this substrate.
16. circuit board according to claim 15 is characterized in that, this linkage unit is stretched out by this radiating element roughly to be vertical mode with this radiating element.
17. circuit board according to claim 16 is characterized in that, this second grounding parts roughly is vertical with this first grounding parts.
18. a circuit board, this circuit board comprises:
One substrate; And
One Anneta module is arranged on this substrate, and this Anneta module comprises:
One radiating element;
One linkage unit is stretched out by this radiating element;
One ground unit, it is characterized in that, this ground unit comprises one first grounding parts and one second grounding parts, this first grounding parts connects this linkage unit, this second grounding parts is stretched out by this first grounding parts by the end of this first grounding parts in contrast to this linkage unit, wherein this first grounding parts is parallel to this substrate, and this second grounding parts is perpendicular to this substrate; And
One engaging unit is arranged on this first grounding parts to engage with this substrate.
19. circuit board according to claim 18 is characterized in that, this circuit board comprises that also one is arranged at the battery module of this second grounding parts in contrast to a side of this first grounding parts.
20. circuit board according to claim 18 is characterized in that, the common accommodation space that forms interts and mistake for the part of this substrate between this radiating element, this linkage unit and this ground unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202718406U CN201528044U (en) | 2009-11-19 | 2009-11-19 | Antenna module and circuit board employing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202718406U CN201528044U (en) | 2009-11-19 | 2009-11-19 | Antenna module and circuit board employing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201528044U true CN201528044U (en) | 2010-07-14 |
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| CN2009202718406U Expired - Lifetime CN201528044U (en) | 2009-11-19 | 2009-11-19 | Antenna module and circuit board employing same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406166A (en) * | 2014-09-05 | 2016-03-16 | 汤姆逊许可公司 | Antenna Assembly And Electronic Device Comprising Said Antenna Assembly |
-
2009
- 2009-11-19 CN CN2009202718406U patent/CN201528044U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406166A (en) * | 2014-09-05 | 2016-03-16 | 汤姆逊许可公司 | Antenna Assembly And Electronic Device Comprising Said Antenna Assembly |
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Granted publication date: 20100714 |