CN205752522U - A kind of radio communication device - Google Patents
A kind of radio communication device Download PDFInfo
- Publication number
- CN205752522U CN205752522U CN201620657846.7U CN201620657846U CN205752522U CN 205752522 U CN205752522 U CN 205752522U CN 201620657846 U CN201620657846 U CN 201620657846U CN 205752522 U CN205752522 U CN 205752522U
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- Prior art keywords
- antenna
- breach
- sidewall
- radio communication
- communication device
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- 238000004891 communication Methods 0.000 title claims abstract description 35
- 230000008878 coupling Effects 0.000 abstract description 9
- 238000010168 coupling process Methods 0.000 abstract description 9
- 238000005859 coupling reaction Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of radio communication device, including first antenna and radome, described first antenna is arranged on outside described radome, and radome is provided with plural breach, plural described breach is sequentially connected with and surrounds a region, described first antenna and described region couples.A kind of radio communication device that this utility model provides, by coupling of first antenna and the region on radome, can increase the bandwidth of antenna, under the radiance premise ensureing antenna, the size of antenna can be reduced, make the further miniaturization of antenna, farthest save the space of mobile terminal.
Description
Technical field
This utility model relates to antenna technical field, particularly relates to a kind of radio communication device.
Background technology
In existing mobile terminal, in order to avoid interfering with each other of some modules such as base band, audio frequency on mainboard, it will usually
Increase radome design.Radome is used for shielding the interference signal in other modules and the external world, and antenna is responsible for the transmitting-receiving of signal, is
Realize the necessary parts of radio communication.Due to operating frequency and the relation of wavelength, Antenna Operation is also required to certain bulk.
Way the most more typically is that WIFI antenna and gps antenna are made two-in-one form, and this scheme can sacrifice respective property
Energy.Due to the restriction in space, current scheme can only be partial to the performance of GPS or the performance of WIFI, is difficult to make both performances
Reaching compatible, the customer experience effect causing navigation or wireless Internet access is undesirable.
Along with the most ripe, universal of the new generation of wireless communication technologys such as LTE (4G), 802.11a/b/g/n and application,
The integrated radio communication function of mobile terminal gets more and more, and causes the quantity of antenna to increase further: from not surpassing of 3G epoch
Cross the antenna (2G&3G&4G that 3 antennas (2G&3G antenna, gps antenna, WIFI&BT antenna) increase to more than 5 of the 4G epoch
Antenna, 2G&3G&4G diversity antenna, gps antenna, WIFI antenna 1, WIFI antenna 2, dual card GSM antenna).
As the patent document of Application No. 201520969267.1 discloses a kind of bar phone sky based on metal edge frame
Line, including main antenna, diversity antenna and WIFI/GPS/BT antenna, described main antenna includes main antenna one and main antenna two, described
Main antenna one is connected to main antenna two, and described main antenna one and main antenna two are connected to the metal edges of bar phone by screw
Frame, described main line one, main antenna two and metal edge frame formation main antenna, described WIFI/GPS/BT antenna is by WIFI antenna, GPS
Antenna and BT antenna set are at one piece of flexible PCB.In order to ensure the radiation function of these antenna, the size of antenna must expire
Foot requirement.And these antenna is arranged in order to pursue giant-screen, big battery capacity and the most crowded movement of the basis that designs
Time in terminal, in order to save space, it is necessary to the performance of sacrificial section antenna, it is difficult to accomplish to make each antenna all have preferable property
Can, cause customer experience effect undesirable.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of energy maximum while realizing aerial radiation function
The joint space-efficient radio communication device of degree.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of radio communication device, including first antenna and radome, described first antenna is arranged on outside described radome,
Radome is provided with plural breach, and plural described breach is sequentially connected with and surrounds a region, described first day
Line and described region couples.
Further, described breach includes the first breach, the second breach and the 3rd breach, described first breach, second lacks
Mouth and the 3rd breach are sequentially connected with and surround described region.
Further, described radome includes that top board and sidewall, described sidewall are arranged at top board along the edge of described top board
On, described first antenna is arranged at the outside of described sidewall.
Further, described breach is arranged on described sidewall.
Further, described breach is arranged on described top board and is positioned at the edge of described top board.
Further, described sidewall includes the first side wall, the second sidewall, the 3rd sidewall and the 4th sidewall, described first side
Wall, the second sidewall, the 3rd sidewall and the 4th sidewall head and the tail the most successively connect, and described first antenna is arranged on described the first side wall
Outside, described breach is arranged at the edge that described top board is connected with the first side wall.
Further, described region is U-shaped.
Further, also include that mainboard, described first antenna and radome are separately positioned on the same face of described mainboard.
Further, described first antenna is WIFI antenna, gps antenna or BT antenna.
Further, also including that the second antenna, described second antenna are arranged on outside described radome, radome is provided with two
Individual described region, described first antenna and a region couples, the second antenna and another region couples.
The beneficial effects of the utility model are: radome is provided with the region that breach surrounds, and first antenna is arranged on screen
Covering outside cover, region couples with first antenna, produces new resonance at the operating frequency point needed, can increase the band of antenna
Width, under the radiance premise ensureing antenna, can reduce the size of antenna, make the further miniaturization of antenna, farthest
Save the space of mobile terminal；And the operating frequency difference of the circuit in the operating frequency of antenna and radome is relatively big, sky
Line is without interference with the work of electronic devices and components in radome, it is ensured that in radome, the function of electronic devices and components is unaffected.
Accompanying drawing explanation
Fig. 1 is the structural representation of the radio communication device of this utility model embodiment one；
Fig. 2 is the partial enlarged drawing in Fig. 1 at A；
Fig. 3 is return loss contrast when not coupling with first antenna of the radio communication device of this utility model embodiment one
Figure；
Fig. 4 is the structural representation of the radio communication device of this utility model embodiment two.
Label declaration:
1, first antenna；11, antenna radiator；12, feed foot；13, grounding leg；2, radome；21, region；22, top
Plate；23, sidewall；3, mainboard；4, the second antenna.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, below in conjunction with enforcement
Mode also coordinates accompanying drawing to be explained in detail.
The design of this utility model most critical is: arrange the region surrounded by breach on radome, with first antenna
Couple, the bandwidth of antenna can be increased, thus the size of antenna can be reduced.
Referring to Fig. 1 to Fig. 4, a kind of radio communication device, including first antenna 1 and radome 2, described first antenna 1
Being arranged on outside described radome 2, radome 2 is provided with plural breach, and plural described breach is sequentially connected with also
Surrounding a region 21, described first antenna 1 couples with described region 21.
Knowable to foregoing description, the beneficial effects of the utility model are: radome is provided with the region that breach surrounds, the
One antenna is arranged on outside radome, and region couples with first antenna, produces new resonance at the operating frequency point needed, can
Increase the bandwidth of antenna, under the radiance premise ensureing antenna, the size of antenna can be reduced, make antenna the most small-sized
Change, farthest save the space of mobile terminal；And the work frequency of the circuit in the operating frequency of antenna and radome
Rate difference is relatively big, and antenna is without interference with the work of electronic devices and components in radome, it is ensured that the merit of electronic devices and components in radome
Can be unaffected.
Further, described breach includes the first breach, the second breach and the 3rd breach, described first breach, second lacks
Mouth and the 3rd breach are sequentially connected with and surround described region 21.
Further, described radome 2 includes that top board 22 and sidewall 23, described sidewall 23 set along the edge of described top board 22
Being placed on top board 22, described first antenna 1 is arranged at the outside of described sidewall 23.
Seen from the above description, first antenna is arranged at the outside of sidewall, after radio communication device is arranged on mainboard, and can
Ensure the radiation effect of first antenna.
Further, described breach is arranged on described sidewall 23.
Further, described breach is arranged on described top board 22 and is positioned at the edge of described top board 22.
Seen from the above description, during actual design, can be according to the position of first antenna, according to the needs of coupling, by breach
It is arranged on top board or the sidewall of radome.
Further, described sidewall 23 includes the first side wall, the second sidewall, the 3rd sidewall and the 4th sidewall, described first
Sidewall, the second sidewall, the 3rd sidewall and the 4th sidewall head and the tail the most successively connect, and described first antenna 1 is arranged on described first
The outside of sidewall, described breach is arranged at the edge that described top board 22 is connected with the first side wall.
Seen from the above description, first antenna is positioned at the outside of the first side wall, and breach is arranged on top board and the first side wall phase
The edge connected, it is ensured that coupling effect.
Further, described region 21 is U-shaped.
Seen from the above description, when region is U-shaped, it is possible to increase region and the coupling area of first antenna, thus coupling is increased
Close effect.Further, also include that mainboard 3, described first antenna 1 and radome 2 are separately positioned on the same of described mainboard 3
Face.Further, described first antenna 1 is WIFI antenna, gps antenna or BT antenna.
Seen from the above description, during actual design, the kind of antenna can be selected as required, and according to the work frequency of antenna
The size of rate design section.
Further, also including the second antenna 4, described second antenna 4 is arranged on outside described radome 2, and radome 2 sets
Having two described regions 21, described first antenna 1 couples with a region 21, and the second antenna 4 couples with another region 21.
Seen from the above description, radome can arrange multiple region simultaneously, multiple regions are entered from different antennas respectively
Row coupling, thus improve the integrated level of antenna, to reduce the size of each antenna.
Refer to Fig. 1 to Fig. 3, embodiment one of the present utility model is:
A kind of radio communication device, it is adaptable to the mobile terminal such as mobile phone, IPAD.It includes first antenna 1, radome 2 and
Mainboard 3, first antenna 1 and radome 2 are separately positioned on the same face of mainboard 3, and radome 2 includes top board 22 and sidewall 23, side
Wall 23 is arranged on top board 22 along the edge of top board 22, and sidewall 23 includes the first side wall, the second sidewall, the 3rd sidewall and the 4th side
Wall, the first side wall, the second sidewall, the 3rd sidewall and the 4th sidewall head and the tail the most successively connect, and first antenna 1 is arranged on the first side
The outside of wall.The first side wall of radome 2 is provided with breach, and breach includes the first breach, the second breach and the 3rd breach, and first
Breach, the second breach and the 3rd breach are sequentially connected with and surround a region 21, and region 21 is U-shaped.First antenna 1 and region 21 coupling
Close.First antenna 1 can be WIFI antenna, gps antenna or BT antenna etc..First antenna 1 includes antenna radiator 11, feed foot 12
With grounding leg 13, feed foot 12 and grounding leg 13 electrically connect with antenna radiator 11 respectively.One also it is electrically connected with on feed foot 12
Match circuit, can raise the match condition of line all day, to realize the skew of antenna resonance at feed foot 12.
Owing to the operating frequency of the electronic devices and components in antenna and radome 2 differs greatly, antenna is typically without interference with screen
Cover the work of electronic devices and components in cover 2.If the device in radome 2 is interfered with antenna by noise signal, can be at feed foot
Connecting a filter circuit on 12, noise signal is filtered by filter circuit.Radio circuit on mainboard 3, match circuit with
And filter circuit is sequentially connected electrically, and it is connected to feed foot 12 by filter circuit.Filter circuit includes electric capacity and/or inductance.
In the present embodiment, the size of the antenna radiator 11 of first antenna 1 is 6.5*1.5mm, and the size in region 21 is 7*
1mm.Fig. 3 is the radio communication device of the present embodiment return loss comparison diagram when not coupling with first antenna 1, wherein dotted line table
Showing return loss plot when first antenna 1 does not couples, solid line represents the return loss plot of the radio communication device of the present embodiment, horizontal
Coordinate is frequency (GHz), and vertical coordinate is return loss (dB).As can be seen from Figure 3, return loss in the part of below-10dB,
The bandwidth when bandwidth of the radio communication device of the present embodiment does not substantially couple than first antenna 1 is wide, it follows that identical
Bandwidth under, the radio communication device of the present embodiment can reduce the size of antenna.Table 1 show the radio communication dress of the present embodiment
The radiation efficiency analog result of each frequency in the working band put.As known from Table 1, the antenna of the radio communication device of the present embodiment
Radiance is good, can reach actually used requirement, have feasibility.
Table 1
| Frequency (GHz) | 5.14 | 5.28 | 5.38 | 5.48 | 5.58 | 5.68 | 5.78 | 5.86 |
| Efficiency (dB) | -3.36 | -3.12 | -3.11 | -2.94 | -3.17 | -3.45 | -3.67 | -3.98 |
Refer to Fig. 4, embodiment two of the present utility model is:
A kind of radio communication device, sees embodiment one, the radio communication device of the present embodiment and the difference of embodiment one
It is:
Also including that the second antenna 4, the second antenna 4 are arranged on outside radome 2, radome 2 is provided with two described regions 21,
Described first antenna 1 couples with a region 21, and the second antenna 4 couples with another region 21.
In sum, a kind of radio communication device that this utility model provides, by first antenna and the district on radome
The coupling in territory, can increase the bandwidth of antenna, under the radiance premise ensureing antenna, can reduce the size of antenna, make antenna
Miniaturization, farthest saves the space of mobile terminal further.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every
Utilize the equivalents that this utility model description and accompanying drawing content are made, or be directly or indirectly used in relevant technology neck
Territory, is the most in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a radio communication device, it is characterised in that include that first antenna and radome, described first antenna are arranged on described
Outside radome, radome is provided with plural breach, and plural described breach is sequentially connected with and surrounds a region, institute
State first antenna and described region couples.
Radio communication device the most according to claim 1, it is characterised in that described breach include the first breach, second lack
Mouth and the 3rd breach, described first breach, the second breach and the 3rd breach are sequentially connected with and surround described region.
Radio communication device the most according to claim 1, it is characterised in that described radome includes top board and sidewall, institute
Stating sidewall to be arranged on top board along the edge of described top board, described first antenna is arranged at the outside of described sidewall.
Radio communication device the most according to claim 3, it is characterised in that described breach is arranged on described sidewall.
Radio communication device the most according to claim 3, it is characterised in that described breach is arranged on described top board and position
Edge in described top board.
Radio communication device the most according to claim 5, it is characterised in that described sidewall includes the first side wall, the second side
Wall, the 3rd sidewall and the 4th sidewall, described the first side wall, the second sidewall, the 3rd sidewall and the 4th sidewall head and the tail the most successively connect
Connecing, described first antenna is arranged on the outside of described the first side wall, and described breach is arranged at described top board and is connected with the first side wall
The edge connect.
Radio communication device the most according to claim 1, it is characterised in that described region is U-shaped.
Radio communication device the most according to claim 1, it is characterised in that also include mainboard, described first antenna and screen
Cover cover and be separately positioned on the same face of described mainboard.
Radio communication device the most according to claim 1, it is characterised in that described first antenna be WIFI antenna, GPS days
Line or BT antenna.
Radio communication device the most according to claim 1, it is characterised in that also include the second antenna, described second antenna
Being arranged on outside described radome, radome is provided with two described regions, described first antenna and a region couples, second day
Line and another region couples.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657846.7U CN205752522U (en) | 2016-06-28 | 2016-06-28 | A kind of radio communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657846.7U CN205752522U (en) | 2016-06-28 | 2016-06-28 | A kind of radio communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205752522U true CN205752522U (en) | 2016-11-30 |
Family
ID=57383241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620657846.7U Expired - Fee Related CN205752522U (en) | 2016-06-28 | 2016-06-28 | A kind of radio communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205752522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025518A (en) * | 2016-06-28 | 2016-10-12 | 深圳市信维通信股份有限公司 | Wireless communication device |
-
2016
- 2016-06-28 CN CN201620657846.7U patent/CN205752522U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025518A (en) * | 2016-06-28 | 2016-10-12 | 深圳市信维通信股份有限公司 | Wireless communication device |
| CN106025518B (en) * | 2016-06-28 | 2019-05-28 | 深圳市信维通信股份有限公司 | A kind of wireless communication device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 |