CN104241848A - Wireless communication device - Google Patents
Wireless communication device Download PDFInfo
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- CN104241848A CN104241848A CN201310252797.XA CN201310252797A CN104241848A CN 104241848 A CN104241848 A CN 104241848A CN 201310252797 A CN201310252797 A CN 201310252797A CN 104241848 A CN104241848 A CN 104241848A
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- communication device
- feeding portion
- radio communication
- circuit board
- noumenon
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Abstract
The invention relates to a wireless communication device. The wireless communication device comprises a circuit board and a shell covering the circuit board, the shell comprises a first body, an isolation part and a second body, the first body, the isolation part and the second body are sequentially connected, the first body and the second body are made of conducting materials, and the isolation part is made of a non-conducting material. The wireless communication device comprises a first feeding part, a second feeding part and a third feeding part, the first feeding part and the second feeding part are connected between the first body and the circuit board, the third feeding part is connected to the circuit board, and the third feeding part and the first body are arranged in a spaced mode. The wireless communication device further comprises a grounding part, and the grounding part is electrically connected with the first body, the second body and the circuit board. According to the wireless communication device, as the metal shell is used as a radiating body, and the multi-feeding mode is adopted, the wireless communication device can transmit and receive wireless signals on various frequency bands and is high in radiation performance.
Description
Technical field
The present invention relates to a kind of radio communication device, particularly relate to a kind of radio communication device with metal shell.
Background technology
Along with the progress of wireless communication technology, radio communication device constantly towards frivolous trend development, consumer for the outward appearance of radio communication device and performance requirement more and more higher.Due to metal shell have intensity high, not fragile, there is the advantages such as metal-like, the shell of a lot of radio communication device all adopts metal shell to meet the demand of consumer for product appearance, but the signal of the antenna institute radiation that the easy interference shielding of metal shell sets within it, causes the radiance of built-in aerial not good.Therefore, how utilizing metal shell to design radiance preferably antenna, is the important topic that Antenna Design faces.
Summary of the invention
In view of this, the radio communication device of the radiance being necessary to provide a kind of tool to utilize metal shell to design preferably antenna.
A kind of radio communication device, described radio communication device comprises circuit board and housing, described case cover establishes described circuit board, described housing comprises the first noumenon connected successively, isolation part and the second body, described the first noumenon and the second body are that metal material is made, described isolation part is that nonmetallic materials are made, described radio communication device comprises the first feeding portion, second feeding portion and the 3rd feeding portion, described first feeding portion and the second feeding portion are all connected between described the first noumenon and circuit board, described 3rd feeding portion be connected to described circuit board and and described the first noumenon interval arrange, described radio communication device also comprises grounding parts, described grounding parts and described the first noumenon, second body and circuit board are all electrically connected.
Housing is divided into the first noumenon and the second body by isolation part by above-mentioned radio communication device, and be connected to circuit board and the first noumenon by the first feeding portion, the second feeding portion, 3rd feeding portion be connected to circuit board and and the second body interval arrange, grounding parts is connected to the first noumenon, the second body and circuit board, thus using the first noumenon of housing and the second body as radiant body transmitting/receiving wireless signal.And adopt the mode of many feed-ins, make this radio communication device can receive and dispatch the wireless signal of multiple frequency range, and there is preferably radiance.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the radio communication device of present pre-ferred embodiments.
Fig. 2 is the decomposing schematic representation of the radio communication device shown in Fig. 1.
Fig. 3 is the assembling side elevation of the radio communication device shown in Fig. 2.
Fig. 4 is the standing-wave ratio loss test figure of the radio communication device shown in Fig. 1.
Main element symbol description
| Radio communication device | 100 |
| Housing | 10 |
| The first noumenon | 12 |
| Isolation part | 14 |
| Second body | 16 |
| Circuit board | 20 |
| Load point | 21 |
| Earth point | 22 |
| First feeding portion | 30 |
| Second feeding portion | 40 |
| 3rd feeding portion | 50 |
| First feed-in section | 51 |
| Second feed-in section | 52 |
| Grounding parts | 60 |
| First ground section | 61 |
| Second ground section | 62 |
| 3rd ground section | 63 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Please refer to Fig. 1 and Fig. 2, preferred embodiment of the present invention discloses a kind of radio communication device 100, and it can be mobile phone, personal digital assistant etc.This radio communication device 100 comprises housing 10, circuit board 20, first feeding portion 30, second feeding portion 40, the 3rd feeding portion 50 and grounding parts 60.This first feeding portion 30, second feeding portion 40, the 3rd feeding portion 50 and grounding parts 60 are all arranged on circuit board 20, and this circuit board 20 established by this housing 10 cover.
This housing 10 comprises the first noumenon 12, isolation part 14 and the second body 16.This first noumenon 12 and the second body 16 are made up of electric conducting material, as metal.This isolation part 14 is made up of non-conducting material, as plastics.This isolation part 14 is connected between this first noumenon 12 and the second body 16.The size of this first noumenon 12 is less than this second body 16 in the present embodiment.
This circuit board 20 is roughly a rectangular slab, is provided with three load point 21 and earth points 22.This three load point 21 is electrically connected with the radio-frequency module (not shown) be located on circuit board 20, with feed-in electric current.This earth point 22 is for providing system earth for this radio communication device 100.
This first feeding portion 30 and the second feeding portion 40 can be metal clips or thimble, and its compartment of terrain is arranged at the side of this circuit board 20.This first feeding portion 30 and the respective one end of the second feeding portion 40 are electrically connected with the load point 21 on circuit board 20 respectively, and the respective other end is all connected to this housing 10.In the present embodiment, this first feeding portion 30 and the second feeding portion 40 are all connected to the first noumenon 12 of this housing 10, with to this first noumenon 12 feed-in two-way current signal.
Please with reference to Fig. 3, the 3rd feeding portion 50 is electrically connected at another load point 21 of this circuit board 20, and it comprises the first feed-in section 51 and the second feed-in section 52 connected vertically mutually.Particularly, this first feed-in section 51 is perpendicular to this circuit board 20 and be electrically connected with another load point 21 on this circuit board 20, with from feed-in electric current on circuit board 20.This second feed-in section 52 is connected to one end of the relative load point 21 of this first feed-in section 51, and towards the straight extension of this first feeding portion 30.In the present embodiment, the length of this first feed-in section 51 is less than the length of the first feeding portion 30, and this second feed-in section 52 and this first noumenon 12 interval are arranged, and then the current coupling being convenient to the 3rd feeding portion 50 is on this first noumenon 12.
This grounding parts 60 and described 3rd feeding portion 50 interval are arranged, and are connected between this circuit board 20 and housing 10.In the present embodiment, the earth point 22 on this grounding parts 60 one end and this circuit board 20 is electrically connected, and the first noumenon 12 and second body 16 of the other end and housing 10 are connected.Particularly, this grounding parts 60 comprises the first ground section 61, second ground section 62 and the 3rd ground section 63.This first ground section 61 is vertically connected between described earth point 22 and described second body 16.Described second ground section 62 is vertically connected at described first ground section 61 approximate mid-section position and extends towards described first feeding portion 30.Described 3rd ground section 63 one end is vertically connected at the side of relative first ground section 61 of described second ground section 62, and the other end is connected to described second body 16.
Refer to Fig. 4, further illustrate in the present embodiment below, the operation principle of this radio communication device 100:
When electric current is fed into the first feeding portion 30 by a load point 21, electric current flow to the first noumenon 12 of housing 10 by this first feeding portion 30 and forms the first current path by the earth point 22 that the 3rd ground section 63, second ground section 62 and the first ground section 61 flow to circuit board 20, thus makes radio communication device 100 receive and dispatch the wireless signal with the first centre frequency.Manufacture and design the stage, make this radio communication device 100 have preferably effect when transmitting-receiving first centre frequency is the wireless signal of 1575MHZ by the size and this first feeding portion 30 adjusting this first noumenon 12 with the position of this grounding parts 60.
Electric current is fed into the second feeding portion 40 by a load point 21, electric current flow to the first noumenon 12 of housing 10 by this second feeding portion 40, and flow to the second body 16 by the 3rd ground section 63, second ground section 62 and part first ground section 61 and form the second current path, thus radio communication device 100 is made to receive and dispatch the wireless signal with the second centre frequency.Manufacture and design the stage, make this radio communication device 100 have preferably effect when transmitting-receiving second centre frequency is the wireless signal of 800MHZ by the size and this second feeding portion 40 adjusting this first noumenon 12 and the second body 16 with the position of this grounding parts 60.
Electric current is fed into the 3rd feeding portion 50 by a load point 21, because the second feed-in section 52 of the 3rd feeding portion 50 meets pre-provisioning request with the first noumenon 12 spacing, current coupling to this part the first noumenon 12 forms the 3rd current path, form a unipole antenna by this, thus make radio communication device 100 receive and dispatch the wireless signal with the 3rd centre frequency.Manufacture and design the stage, make this radio communication device 100 have preferably effect when transmitting-receiving the 3rd centre frequency is the wireless signal of 2400MHZ by the interval of the size and the 3rd feeding portion 50 and the first noumenon 12 that adjust this first noumenon 12.
As seen from Figure 4, this radio communication device 100 has preferably effect when headend frequency is roughly the wireless signal of 900MHZ, 1575MHZ and 2400MHZ.
Housing 10 is divided into the first noumenon 12 and the second body 16 by isolation part 14 by radio communication device 100 of the present invention, and the first feeding portion 30, second feeding portion 40 is connected to the first noumenon 12,3rd feeding portion 50 and the first noumenon 12 interval are arranged, grounding parts 60 is connected to the first noumenon 12, second body 16 and circuit board 20, thus make the housing of this radio communication device 100 carry out transmitting/receiving wireless signal as radiant body, and make this radio communication device can receive and dispatch the wireless signal of multiple frequency by the mode of multi signal feed-in, there is good radiance.So, the housing of radio communication device 100 can be utilized to carry out transmitting/receiving wireless signal as antenna, without the need to additionally arranging antenna structure, save the inner space of radio communication device 100, having saved design cost, having improve Consumer's Experience.
Claims (9)
1. a radio communication device, described radio communication device comprises circuit board and housing, described case cover establishes described circuit board, it is characterized in that: described housing comprises the first noumenon connected successively, isolation part and the second body, described the first noumenon and the second body are that electric conducting material is made, described isolation part is that non-conducting material is made, described radio communication device comprises the first feeding portion, second feeding portion and the 3rd feeding portion, described first feeding portion and the second feeding portion are all connected between described the first noumenon and circuit board, described 3rd feeding portion be connected to described circuit board and and described the first noumenon interval arrange, described radio communication device also comprises grounding parts, described grounding parts and described the first noumenon, second body and circuit board are all electrically connected.
2. radio communication device as claimed in claim 1, it is characterized in that: described circuit board is arranged three load points, described load point is electrically connected with described first feeding portion, the second feeding portion, the 3rd feeding portion, with feed-in electric current respectively.
3. radio communication device as claimed in claim 2, is characterized in that: described first feeding portion and described second feeding portion are arranged at intervals on described circuit board.
4. radio communication device as claimed in claim 2, it is characterized in that: described 3rd feeding portion comprises the first feed-in section and the second feed-in section, described first feed-in section is electrically connected at a wherein load point of described circuit board, and described second feed-in section is vertically connected at one end of the relatively described load point of described first feed-in section.
5. radio communication device as claimed in claim 4, is characterized in that: described second feed-in section and described the first noumenon parallel interval are arranged.
6. radio communication device as claimed in claim 1, is characterized in that: described circuit board arranges earth point, and described grounding parts and described earth point and the first noumenon, the second body are connected.
7. radio communication device as claimed in claim 6, it is characterized in that: described grounding parts comprises the first ground section, described first ground section is vertically connected between described earth point and the second body.
8. radio communication device as claimed in claim 7, is characterized in that: described grounding parts comprises the second ground section, and described second ground section is vertically connected at described first ground section and direction towards described first feeding portion extends.
9. radio communication device as claimed in claim 8, it is characterized in that: described grounding parts also comprises the 3rd ground section, described 3rd ground section one end is vertically connected at the side of relative first ground section of described second ground section, and the other end is connected to described the first noumenon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310252797.XA CN104241848B (en) | 2013-06-24 | 2013-06-24 | Radio communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310252797.XA CN104241848B (en) | 2013-06-24 | 2013-06-24 | Radio communication device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104241848A true CN104241848A (en) | 2014-12-24 |
| CN104241848B CN104241848B (en) | 2017-06-27 |
Family
ID=52229495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310252797.XA Expired - Fee Related CN104241848B (en) | 2013-06-24 | 2013-06-24 | Radio communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104241848B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017193466A1 (en) * | 2016-05-11 | 2017-11-16 | 中兴通讯股份有限公司 | Antenna structure, housing, and mobile terminal |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003094282A2 (en) * | 2002-04-29 | 2003-11-13 | Centurion Wireless Technologies, Inc. | Single feed tri-band pifa with parasitic element |
| CN101512832A (en) * | 2006-09-05 | 2009-08-19 | 苹果公司 | Tunable antennas for handheld devices |
| CN201985248U (en) * | 2011-02-10 | 2011-09-21 | 中兴通讯股份有限公司 | Built-in antenna of mobile terminal and mobile terminal |
| CN102522625A (en) * | 2011-11-22 | 2012-06-27 | 上海安费诺永亿通讯电子有限公司 | Antenna structure of terminal of cellphone with metallic shell |
| CN102569996A (en) * | 2010-12-22 | 2012-07-11 | 第一技术有限责任公司 | An antenna arrangement for a portable radio communication device |
| CN102593586A (en) * | 2010-12-22 | 2012-07-18 | 第一技术有限责任公司 | An antenna arrangement for a portable radio communication device having a metal casing |
| US8576136B2 (en) * | 2008-12-17 | 2013-11-05 | Apple Inc. | Electronic device antenna |
-
2013
- 2013-06-24 CN CN201310252797.XA patent/CN104241848B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003094282A2 (en) * | 2002-04-29 | 2003-11-13 | Centurion Wireless Technologies, Inc. | Single feed tri-band pifa with parasitic element |
| CN101512832A (en) * | 2006-09-05 | 2009-08-19 | 苹果公司 | Tunable antennas for handheld devices |
| US8576136B2 (en) * | 2008-12-17 | 2013-11-05 | Apple Inc. | Electronic device antenna |
| CN102569996A (en) * | 2010-12-22 | 2012-07-11 | 第一技术有限责任公司 | An antenna arrangement for a portable radio communication device |
| CN102593586A (en) * | 2010-12-22 | 2012-07-18 | 第一技术有限责任公司 | An antenna arrangement for a portable radio communication device having a metal casing |
| CN201985248U (en) * | 2011-02-10 | 2011-09-21 | 中兴通讯股份有限公司 | Built-in antenna of mobile terminal and mobile terminal |
| CN102522625A (en) * | 2011-11-22 | 2012-06-27 | 上海安费诺永亿通讯电子有限公司 | Antenna structure of terminal of cellphone with metallic shell |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017193466A1 (en) * | 2016-05-11 | 2017-11-16 | 中兴通讯股份有限公司 | Antenna structure, housing, and mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104241848B (en) | 2017-06-27 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
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Granted publication date: 20170627 Termination date: 20190624 |