CN105826655B - A kind of manufacturing method improving all-metal mobile phone three-stage antenna efficiency - Google Patents
A kind of manufacturing method improving all-metal mobile phone three-stage antenna efficiency Download PDFInfo
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- CN105826655B CN105826655B CN201610296411.9A CN201610296411A CN105826655B CN 105826655 B CN105826655 B CN 105826655B CN 201610296411 A CN201610296411 A CN 201610296411A CN 105826655 B CN105826655 B CN 105826655B
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- metal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
- Telephone Set Structure (AREA)
Abstract
The present invention discloses a kind of manufacturing method for improving all-metal mobile phone three-stage antenna efficiency, is related to all-metal antenna for mobile phone technical field.For all-metal mobile phone three-stage antenna, three-stage metal rear shell is linked together by nanometer injection molding in mould, and the feeding point, grounding point and elastic slice contact point of primary antenna and slave antenna are provided in three sections of metal rear shells, elastic slice contact point is to connect capacitor, inductance tuning block and RF switch block, several vertical clearance gaps are respectively cut out by the upper and lower ends edge in front housing metal medium plate in the present invention, block vortex circuit, reduce heat waste, and effective electromagnetic radiation is converted by eddy-current loss, antenna efficiency is improved, and does not change the appearance characteristics of complete machine.
Description
Technical field
The present invention relates to the antenna technical fields more particularly to a kind of raising all-metal mobile phone in radio communication terminal
The manufacturing method of three-stage antenna efficiency.
Background technique
The mobile terminals such as smart phone, PDA, mobile PC hereinafter referred to as " mobile phone ".Metal chassis represents cell phone appearance innovation
Important directions, using the mobile phone hereinafter referred to as " metallic mobile phone " of metal chassis, rear shell is metal material and front frame removes upper and lower two
Outer end is also the mobile phone hereinafter referred to as " all-metal mobile phone " of metal material.Currently, all-metal mobile phone generallys use three-stage antenna,
It is respectively cut into a gap in metal rear shell upper and lower ends, is linked together three sections of metals of rear shell by in-mould injection.Entirely
Metallic mobile phone has unique gloss and texture, is increasingly relied by consumer parent.However, existing three-stage antenna is along metal
Rear shell will form multiple feeding circuits, these feeding circuits induce vortex on front frame metal, cause heat waste, so that all-metal
The efficiency of mobile phone three-stage antenna is lower.The efficiency for how improving all-metal mobile phone three-stage antenna is always puzzlement antenna work
The problem of Cheng Shi.
Summary of the invention
The present invention is intended to provide it is a kind of improve all-metal mobile phone three-stage antenna efficiency manufacturing method, this method by
Several vertical clearance gaps are respectively cut out in the upper and lower ends edge of front frame metal plate, block vortex circuit, reduce heat waste, and this
A little vertical clearance gaps also act as antenna effect, convert effective electromagnetic radiation for eddy-current loss, therefore can be improved three-stage
The efficiency of antenna.A kind of manufacturing method improving all-metal mobile phone three-stage antenna efficiency, including step below are poly-：
S1：Make three-stage metal rear shell.Metal rear shell upper and lower ends are respectively cut into a gap, and metal rear shell is divided into
Three sections of metals are linked together by upper section metal, middle section metal and lower section metal by nanometer injection molding in mould；
S2：Make front housing.Front housing middle section is rectangular metallic plate, shielding and support as display panel, front housing
Upper and lower ends are plastic material, are linked together by in-mould injection；
S3：The ground connection of primary antenna and slave antenna is respectively set in the middle section metal lower edge and upper edge of the poly- S1 of the step
Point and multiple elastic slice contact points, pass through capacitor, inductance tuning block or the RF switch block in the connection PCB of elastic slice contact point；
S4：Be respectively set on the lower section metal and upper section metal of the poly- S1 of the step primary antenna and slave antenna feeding point and
Multiple elastic slice contact points pass through capacitor, inductance tuning block or the RF switch block in the connection PCB of elastic slice contact point；
S5：Several vertical clearance gaps are cut into the upper and lower ends of the rectangular metallic plate of the poly- S2 of the step, for blocking
Incude the vortex circuit of primary antenna and slave antenna, reduce heat waste, and converts eddy-current loss to the electromagnetism of primary antenna and slave antenna
Radiation.
The advantage of the invention is that：1）Several vertical clearance gaps are cut into the lower end of front housing rectangular metallic plate, are blocked
The vortex circuit of induction primary antenna, reduces heat waste, and converts eddy-current loss to the electromagnetic radiation of primary antenna, improves main day
The efficiency of line；2）Several vertical clearance gaps are cut into the upper end of front housing rectangular metallic plate, have blocked the whirlpool of induction slave antenna
Road is flowed back to, heat waste is reduced, and converts eddy-current loss to the electromagnetic radiation of slave antenna, improves the efficiency of slave antenna；3）Preceding
The both ends of shell rectangular metallic plate are cut into several vertical clearance gaps, pass through the in-mould injection plastic material with front housing both ends respectively
It is linked together, enhances the structural strength of front housing, and do not change the appearance characteristics of complete machine.
Detailed description of the invention
Fig. 1 is the three-stage metal rear shell floor map of an embodiment of the present invention mobile phone.
Wherein, the 101 upper section metal for representing metal rear shell；102 represent the middle section metal of metal rear shell；103 represent metal
The lower section metal of rear shell；104 represent the plastic cement connection one for connecting upper gap；105 represent the plastic cement connection two for connecting lower gap；
106 represent the primary antenna grounding point at the metal lower edge of middle section；107 represent the primary antenna elastic slice contact at the metal lower edge of middle section
Point one；108 represent the primary antenna elastic slice contact point two at the metal lower edge of middle section；109 represent the feedback of primary antenna on lower section metal
Electric point；110 represent the elastic slice contact point three of primary antenna on lower section metal；111 represent the elastic slice contact of primary antenna on lower section metal
Point four.
Fig. 2 is the front housing floor map of an embodiment of the present invention mobile phone.
Wherein, 201 rectangular metallic plate among front housing is represented；202 represent the plastic rubber connector three of front housing upper end；203 generations
The plastic rubber connector four of table front housing lower end；204 represent the vertical clearance gap one being cut into front housing rectangular metallic plate lower end；205
Represent the vertical clearance gap two being cut into front housing rectangular metallic plate lower end；206 representatives are cut in front housing rectangular metallic plate lower end
The vertical clearance gap three cut out.
Specific embodiment
The invention discloses a kind of manufacturing methods for improving all-metal mobile phone three-stage antenna efficiency.
Below in conjunction with attached drawing, the technical solution in the present invention is clearly and completely described.Described is only this hair
Bright a part of the embodiment, rather than the whole of embodiment.Based on the embodiment of the present invention, those of ordinary skill in the art are not making
All other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
A kind of all-metal mobile phone three-stage antenna includes primary antenna and slave antenna, and slave antenna is diversity antenna and GPS+WIFI
Antenna, wherein primary antenna is located at mobile phone lower end, and diversity antenna and GPS+WIFI antenna are located at mobile phone upper end.As shown in Figure 1 and Figure 2,
By taking the primary antenna of embodiment as an example, illustrate a kind of manufacturing method for improving all-metal mobile phone three-stage antenna efficiency, particular content
Include the following steps：
The first step makes three-stage metal rear shell.It is respectively cut into a gap in metal rear shell upper and lower ends, after metal
Shell is divided into upper section metal 101, middle section metal 102 and lower section metal 103, and three sections of metals are linked as one by nanometer injection molding in mould
Body, wherein upper section metal 101 connect 1 by plastic cement with middle section metal 102 and links, lower section metal 103 and middle section metal 102
Pass through 2 105 link of plastic cement connection.
Second step makes front housing.Front housing middle section is rectangular metallic plate 201, shielding and branch as display panel
Support, front housing upper end are plastic rubber connector 3 202, and front housing lower end is plastic rubber connector 4 203, by in-mould injection by upper end plastic cement
Connection three 202, middle section rectangular metallic plate 201, lower end plastic cement are connected four 203 and are linked together.
Grounding point 106 and the primary antenna elastic slice contact point one of primary antenna is arranged in third step at 102 lower edge of middle section metal
107, primary antenna elastic slice contact point 2 108.By capacitor, the inductance tuning block in one 107 connection PCB of elastic slice contact point, lead to
Cross the RF switch block in 2 108 connection PCB of elastic slice contact point.
Feeding point 109, the primary antenna elastic slice contact point three of primary antenna is arranged in 4th step on rear shell lower section metal 103
110, primary antenna elastic slice contact point 4 111.Pass through the capacitor in 3 110 connection PCB of primary antenna elastic slice contact point, inductance tuning group
Part passes through the RF switch block in 4 111 connection PCB of primary antenna elastic slice contact point.
5th step, the lower end of rectangular metallic plate 201 is cut into vertical clearance gap 1, vertical clearance gap two among front housing
205, vertical clearance gap 3 206 reduce heat waste for the vortex circuit of block induced primary antenna, and based on eddy-current loss converted
The electromagnetic radiation of antenna.
Above by taking the primary antenna of embodiment as an example, a kind of manufacture for improving all-metal mobile phone three-stage antenna efficiency is illustrated
Method.Diversity antenna and GPS+WIFI antenna in embodiment are designed according to same method.
The advantage of the invention is that：1）Several vertical clearance gaps are cut into the lower end of front housing rectangular metallic plate, are blocked
The vortex circuit of induction primary antenna, reduces heat waste, and converts eddy-current loss to the electromagnetic radiation of primary antenna, improves main day
The efficiency of line；2）Several vertical clearance gaps are cut into the upper end of front housing rectangular metallic plate, have blocked the whirlpool of induction slave antenna
Road is flowed back to, heat waste is reduced, and converts eddy-current loss to the electromagnetic radiation of slave antenna, improves the efficiency of slave antenna；3）Preceding
The both ends of shell rectangular metallic plate are cut into several vertical clearance gaps, pass through the in-mould injection plastic material with front housing both ends respectively
It is linked together, enhances the structural strength of front housing, and do not change the appearance characteristics of complete machine.
For those of ordinary skill in the art to which the present invention belongs, without departing from the inventive concept of the premise,
Its architectural form cans be flexible and changeable, as long as making several simple deduction or replace, is regarded as belonging to the present invention by institute
The scope of patent protection that claims of submission determine.
Claims (5)
1. a kind of manufacturing method for improving all-metal mobile phone three-stage antenna efficiency, which is characterized in that poly- including step below：
S1：Three-stage metal rear shell is made, upper section metal, middle section metal and lower section metal are divided into；
S2：Make front housing；The front housing middle section is rectangular metallic plate, shielding and support as display panel, front housing
Upper and lower ends are plastic material, are linked together by in-mould injection；
S3：The middle section metal lower edge and upper edge of the poly- S1 of the step be respectively set primary antenna and slave antenna grounding point and
Multiple elastic slice contact points；
S4：The feeding point of primary antenna and slave antenna and multiple is respectively set on the lower section metal and upper section metal of the poly- S1 of the step
Elastic slice contact point；
S5：Several vertical clearance gaps are cut into the upper and lower ends of the rectangular metallic plate of the poly- S2 of the step.
2. a kind of manufacturing method for improving all-metal mobile phone three-stage antenna efficiency according to claim 1, feature exist
In the metal rear shell upper and lower ends are respectively cut into a gap, and metal rear shell is divided into upper section metal, middle section metal and lower section
Three sections of metals are linked together by metal by nanometer injection molding in mould.
3. a kind of manufacturing method for improving all-metal mobile phone three-stage antenna efficiency according to claim 1, feature exist
In the grounding point of primary antenna and slave antenna and multiple is respectively set in the middle section metal lower edge and upper edge of the poly- S1 of the step
Elastic slice contact point passes through capacitor, inductance tuning block or the RF switch block in the connection PCB of elastic slice contact point.
4. a kind of manufacturing method for improving all-metal mobile phone three-stage antenna efficiency according to claim 1, feature exist
In the feeding point and multiple elastic slices of primary antenna and slave antenna are respectively set on the lower section metal and upper section metal of the poly- S1 of the step
Contact point passes through capacitor, inductance tuning block or the RF switch block in the connection PCB of elastic slice contact point.
5. a kind of manufacturing method for improving all-metal mobile phone three-stage antenna efficiency according to claim 3, feature exist
In, several vertical clearance gaps are respectively cut out in the upper and lower ends of the rectangular metallic plate of the poly- S2 of the step, be used for block induced
The vortex circuit of primary antenna and slave antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610296411.9A CN105826655B (en) | 2016-05-06 | 2016-05-06 | A kind of manufacturing method improving all-metal mobile phone three-stage antenna efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610296411.9A CN105826655B (en) | 2016-05-06 | 2016-05-06 | A kind of manufacturing method improving all-metal mobile phone three-stage antenna efficiency |
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| Publication Number | Publication Date |
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| CN105826655A CN105826655A (en) | 2016-08-03 |
| CN105826655B true CN105826655B (en) | 2018-11-27 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107871923A (en) * | 2016-09-26 | 2018-04-03 | 上海德门电子科技有限公司 | A kind of NFC components of the metal-back coiling module composition based on electronic equipment |
| CN108605061B (en) * | 2016-10-14 | 2021-01-08 | 深圳市大富科技股份有限公司 | Mobile phone, mobile phone frame and manufacturing method thereof |
| CN106384875A (en) * | 2016-11-22 | 2017-02-08 | 深圳市天威讯无线技术有限公司 | Antenna structure capable of flexibly adjusting antenna use frequency |
| CN106785349B (en) * | 2016-12-15 | 2019-09-17 | 奇酷互联网络科技（深圳）有限公司 | Mobile terminal and its antenna assembly |
| CN106972246B (en) * | 2017-03-13 | 2020-09-22 | 惠州Tcl移动通信有限公司 | Manufacturing method of skin-covered all-metal mobile terminal and mobile terminal |
| CN106956109B (en) * | 2017-03-24 | 2018-11-30 | 维沃移动通信有限公司 | The processing method and electronic equipment of a kind of electronic equipment shell |
| CN108288763A (en) * | 2018-01-03 | 2018-07-17 | 上海传英信息技术有限公司 | Mobile terminal and its antenna installation method |
| CN108736139B (en) * | 2018-07-09 | 2020-11-27 | 北京小米移动软件有限公司 | Antenna structure of electronic equipment and electronic equipment |
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| CN103401059A (en) * | 2013-07-29 | 2013-11-20 | 广东欧珀移动通信有限公司 | Antenna device for full metal shell |
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| CN104993216A (en) * | 2015-07-17 | 2015-10-21 | 苏州纳安特通信科技有限公司 | NFC antenna structure for metal back cover mobile phone |
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| CN104752824B (en) * | 2013-12-30 | 2019-06-18 | 深圳富泰宏精密工业有限公司 | The wireless communication device of antenna structure and the application antenna structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401059A (en) * | 2013-07-29 | 2013-11-20 | 广东欧珀移动通信有限公司 | Antenna device for full metal shell |
| CN204596941U (en) * | 2015-03-30 | 2015-08-26 | 上海安费诺永亿通讯电子有限公司 | The mobile device of configuration near field antenna and metal shell |
| CN104993216A (en) * | 2015-07-17 | 2015-10-21 | 苏州纳安特通信科技有限公司 | NFC antenna structure for metal back cover mobile phone |
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| CN105826655A (en) | 2016-08-03 |
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Address after: Three Huicheng Guangdong District, Huizhou City, the number of Digital Industrial Park Applicant after: Guangdong Green precision parts Limited by Share Ltd Address before: Three Huicheng Guangdong District, Huizhou City, the number of Digital Industrial Park Applicant before: Green Precision Components (Huizhou) Co. Ltd. |
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