CN105635358A - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
- Publication number
- CN105635358A CN105635358A CN201510991993.8A CN201510991993A CN105635358A CN 105635358 A CN105635358 A CN 105635358A CN 201510991993 A CN201510991993 A CN 201510991993A CN 105635358 A CN105635358 A CN 105635358A
- Authority
- CN
- China
- Prior art keywords
- mobile terminal
- back cover
- antenna
- metal routing
- end frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- H04M1/0254—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets comprising one or a plurality of mechanically detachable modules
-
- 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
- H01Q1/243—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 with built-in antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
- H01Q5/357—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using a single feed point
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0442—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular tuning means
-
- 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
- H04M1/026—Details of the structure or mounting of specific components
Abstract
The invention discloses a mobile terminal comprising a front shell component, a mainboard, a metal back cover, end frames and antennas. The mainboard and the end frames are fixed between the front shell component and the metal back cover. The mainboard is provided with feed points. The end frames are made of non-metallic material. The end frames are arranged along the edges of the end parts of the mobile terminal. Each antenna comprises a feed arm and metal wiring. The metal wiring is arranged on the end frames and arranged in a way of extending along the length direction of the end frames. The metal wiring and the metal back cover are arranged in a spaced way. The end frames are arranged at the end parts of the mobile terminal and are made of the non-metallic material. The antennas are arranged in the end frames, and antenna signals can radiate out through the end parts of the mobile terminal. The end frames and the metal back cover have no interference on the antenna performance, and the requirements for the antenna performance can be met without slitting or slotting of the metal back cover so that structural strength of the whole mobile terminal can be enhanced; and the metal wiring is arranged in a way of being along the length direction of the end frames, and resonant frequency of the antennas can be adjusted by changing the length of the metal wiring so as to meet the requirements of different frequency bands.
Description
Technical field
The present invention relates to communication equipment field, particularly relate to a kind of mobile terminal.
Background technology
Along with the requirement of mobile terminal outward appearance is improved constantly by user, the mobile terminal of more and more metal appearance occurs commercially, but the metal back cover of most mobile terminal is not overall existence, upper and lower ends is all crack or slot to provide radiation space to antenna, and only the metal back cover of only a few mobile terminal is perfect. Existing announced use in metal back cover terminal be all annular or slot antenna, and all cannot meet the demand that metal back cover do not crack or slot, and the radiance of this kind of slot antenna is relatively weak, complete machine structure intensity also can be produced obvious reduction and affects by the crack design of gap of back of the body lid border in addition.
In prior art, antenna design all also exists the antenna high performance demands that cannot effectively support following mobile terminal and the requirement of design simple realization, how realizing antenna design flexibly with tuning in the mobile terminal with all-metal back of the body lid of not slotting that do not crack, satisfied following mobile terminal is problem to be solved by this invention for the demand of outward appearance and performance of antenna.
Summary of the invention
Technical problem to be solved by this invention is, it is provided that a kind of mobile terminal, and its metal back cover without the need to cracking or is slotted, it is to increase structural strength, can adjust antenna resonant frequency flexibly simultaneously.
In order to solve the problems of the technologies described above, The embodiment provides a kind of mobile terminal, comprise front shell assemblies, mainboard, metal back cover, end frame and antenna;
Described mainboard and described both end frames are all fixed between described front shell assemblies and described metal back cover, and described mainboard is provided with feeding point;
Described end frame is that non-metallic material are made, and described end frame is arranged along the end edge of described mobile terminal;
Described antenna comprises feed arm and metal routing, and one end of described feed arm is connected with described metal routing, the other end is connected to described feeding point; Described metal routing is arranged on described end frame, and extended along the length direction of described end frame; Described metal routing and described metal back cover interval are arranged.
Wherein, described metal routing is embedded in described end frame; Or,
The laminating of described metal routing is fixed on the internal surface of described end frame.
Wherein, described end frame is two, lays respectively at the two ends place that described mobile terminal is relative.
Wherein, described antenna is two, and the described metal routing of two described antennas is separately positioned on two described end frames; Or,
Described antenna is one, and described metal routing is arranged on and holds on frame described in one of them.
Wherein, described mobile terminal also comprises two side frames, and two described side frames lay respectively at the both sides of the edge place of described mobile terminal; Two described side frames are bent to form towards described front shell assemblies by the both sides of the edge of described metal back cover.
Wherein, the spacing that spacing between described metal routing and described metal back cover is greater than between described metal routing and front shell assemblies.
Wherein, described mainboard is provided with touch down point; Described antenna also comprises grounding arm, and one end of described grounding arm is connected with described metal routing, and the other end and described touch down point are electrically connected.
Wherein, described metal back cover is electrically connected with the ground connection of described mainboard.
Wherein, described end frame is that plastic material is made.
Wherein, the two ends of described end frame have all been bent to form bend to the outside of described mobile terminal.
Mobile terminal provided by the invention, end frame is positioned at the end of mobile terminal and makes for non-metallic material, antenna is arranged on end frame, aerial signal can by the end of mobile terminal to external irradiation, performance of antenna all can not be caused interference by end frame and metal back cover, performance of antenna demand can be met without the need to cracking in metal back cover or slot, it is to increase the structural strength of metal back cover, thus improve the structural strength of mobile terminal complete machine; Metal routing is arranged along the length direction of end frame, by changing length and the adjustable antenna resonant frequency of metal routing, to meet the demand of different frequency range.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, it is briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the mobile terminal that the preferred embodiment of the present invention provides;
Fig. 2 is the decomposing schematic representation of mobile terminal in Fig. 1;
Fig. 3 is that in Fig. 1, mobile terminal conceals the structural representation after holding frame;
Fig. 4 is the return wave loss parameter figure that in Fig. 1, the antenna of mobile terminal is corresponding;
Fig. 5 is the Surface current distribution figure of the corresponding low frequency 1 of antenna of mobile terminal in Fig. 1;
Fig. 6 is the Surface current distribution figure of the corresponding high frequency 1 of antenna of mobile terminal in Fig. 1;
Fig. 7 is the Surface current distribution figure of the corresponding high frequency 2 of antenna of mobile terminal in Fig. 1;
Fig. 8 is the Surface current distribution figure of the corresponding high frequency 3 of antenna of mobile terminal in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
See Fig. 1-3, it is a kind of mobile terminal that preferred embodiment in the present invention provides, comprises front shell assemblies 1, mainboard 2, metal back cover 3, end frame 4 and antenna 5. Mainboard 2 and end both frames 4 are all fixed between front shell assemblies 1 and metal back cover 3, and mainboard 2 is provided with feeding point (not shown). End frame 4 is made for non-metallic material, holds frame 4 to arrange along the end edge of mobile terminal. Antenna 5 comprises feed arm 52 and metal routing 51, and one end of feed arm 52 is connected with metal routing 51, the other end is connected to feeding point; Metal routing 51 is arranged on end frame 4, and extended along the length direction of end frame 4; Metal routing 51 and metal back cover 3 interval are arranged.
End frame 4 is positioned at the end of mobile terminal and makes for non-metallic material, antenna 5 is arranged on end frame 4, antenna 5 signal can by the end of mobile terminal to external irradiation, antenna 5 performance all can not be caused interference by end frame 4 and metal back cover 3, antenna 5 performance demand can be met without the need to cracking in metal back cover 3 or slot, improve the structural strength of metal back cover 3, thus improve the structural strength of mobile terminal complete machine.
Metal routing 51 is arranged along the length direction of end frame 4, by changing length and adjustable antenna 5 resonant frequency of metal routing 51, to meet the demand of different frequency range.
Metal routing 51 is positioned at the end of mobile terminal, when can reduce hand damage hand held terminal, staff is to the loss of signal) and head damage (when subsides ear is made a phone call, the number of people is to the loss of signal), and the loss of right-hand man and left and right head is all more balanced, it is possible to meet the demand that antenna 5 performance is improved constantly by following mobile terminal well.
As preferably, end frame 4 is made for plastic material, and its cost is low, is convenient to processing preparation, and is beneficial to the connection of end frame 4 and metal routing 51. In other embodiments, certainly, hold frame 4 can also make for rubber or other non-metallic material.
In the present embodiment, metal routing 51 is embedded in end frame 4. In end frame 4 is processed, end frame 4 can be formed by injection molding manner, the metal routing 51 designing shape can first be put in the middle of mould by injection moulding, injection moulding forms end frame 4 again, such that it is able to make metal routing 51 be embedded in end frame 4, make the two connection as a whole, convenient assembly connection therebetween. Metal routing 51 is embedded in end frame 4 simultaneously, it is possible to the shape of metal routing 51 is shaped, prevents its metal routing 51 in assembling process from bending and affecting antenna 5 performance. Herein, in other embodiments, metal routing 51 can also be fitted and is fixed on the internal surface of end frame 4, such as, be fitted and connected by bonding way, to realize assembly connection therebetween.
End frame 4 is two, lays respectively at the two ends place that mobile terminal is relative. Utilize two end frames 4, it is possible to closed in the top of mobile terminal and bottom, be convenient to assembling, so that the two ends up and down of mobile terminal are comparatively symmetrical, can ensure that the profile of mobile terminal is attractive in appearance simultaneously. The two ends of end frame 4 have all been bent to form bend to the outside of mobile terminal, utilize bend can improve the entire length size of end frame 4, thus increase the wiring space of metal routing 51, are beneficial to adjustment antenna 5 resonant frequency further.
In the present embodiment, antenna 5 is one, and metal routing 51 is arranged on one of them end frame 4. More specifically, metal routing 51 is arranged on the end frame 4 being positioned at bottom end. In other embodiments, certainly, metal routing 51 can also be arranged on the end frame 4 being positioned at top. In addition, mode is implemented as another, antenna 5 can also be two, the metal routing 51 of two antennas 5 can be separately positioned on two end frames 4, thus improving antenna 5 performance further, the feed arm 52 of two antennas 5 can be connected on the same feeding point on mainboard 2, certainly in order to reduce the length of feed arm 52, can arranging two feeding points on mainboard 2, two feed arms 52 can be electrically connected to two feed arms 52 respectively.
Mobile terminal also comprises the both sides of the edge place that two side frames, 6, two side frames 6 lay respectively at mobile terminal; Two side frames 6 are bent to form towards front shell assemblies 1 by the both sides of the edge of metal back cover 3, namely side frame 6 is also for metal material is made, side frame 6 is a part for metal back cover 3, the two is integral type structure, mobile terminal complete machine structure intensity can be improved further, make side frame 6 and metal back cover 3 balance transition simultaneously, ensure that mobile terminal profile is succinct.
The spacing that spacing between metal routing 51 and metal back cover 3 is greater than between metal routing 51 and front shell assemblies 1, metal routing 51 is relatively near front shell assemblies 1, make the interval between metal routing 51 and metal back cover 3 bigger, reduce metal back cover 3 further to the impact of metal routing 51, and then reduce metal back cover 3 to the impact of antenna 5 performance.
Mainboard 2 is provided with touch down point (not shown); Antenna 5 also comprises grounding arm 53, and one end of grounding arm 53 is connected with metal routing 51, and the other end and touch down point are electrically connected. By by metal routing 51 ground connection, it is possible to improve antenna 5 performance further. Metal back cover 3 is electrically connected with the ground connection of mainboard 2 so that metal back cover 3 can form the part of mobile terminal with reference to ground.
The antenna 5 of mobile terminal of the present invention may be simultaneously operated in low frequency and high frequency, some frequency ranges can be covered by adjusting the size and dimension of metal routing 51, such as low frequency 1, low frequency 2, low frequency 3, high frequency 1, high frequency 2 and high frequency 3 etc., these frequency ranges can meet the performance demand of the following various network formats of mobile terminal, figure has set forth antenna of the present invention S11 (return loss) parameter that wherein a kind of operating mode is corresponding, corresponding low frequency 1 is distinguished at the low ebb place that its parameter walks line from left to right, high frequency 1, high frequency 2 and high frequency 3, low frequency 1 can be supported as can be seen here during this operating mode simultaneously, high frequency 1, high frequency 2 and high frequency 3.
Fig. 4 to Fig. 7 has set forth the Surface current distribution figure of the corresponding low frequency 1 of a kind of operating mode, high frequency 1, high frequency 2 and high frequency 3 that the metal routing 51 of the antenna 5 of the specific embodiment of the invention is formed respectively. Surface current distribution from figure, the surface current of low frequency and high frequency is all mainly distributed on metal routing 51, the distribution of current of metal back cover both sides is less, when hand-held mobile terminal (mainly holds the side frame of mobile terminal both sides), antenna 5 performance is affected less, therefore using the hand of the mobile terminal of antenna 5 system of the present invention to damage damages all relatively little with head, and the loss of right-hand man and left and right head is all more balanced, it is possible to meet the demand that antenna 5 performance is improved constantly by following mobile terminal well.
Mobile terminal provided by the invention, outward appearance metal can be realized and carry on the back lid 3 without cracking without slotted metal, and meet the demand of mobile terminal for high-performance antenna 5, it is easy to realize, the structure requirement of antenna 5 system for mobile terminal all-metal back of the body lid 3 can be reduced, strengthen aesthetics and the structural strength of mobile terminal widely; Good antenna 5 radiance can be obtained by simple feed structure design, adjust resonant frequency very flexibly; Hand can be reduced damage and head damage, and the loss relative equilibrium of left hand and the right hand.
Above enforcement mode, does not form the restriction to this technical scheme protection domain. The amendment done within any spirit in above-mentioned enforcement mode and principle, equivalent replace and improvement etc., all should be included within the protection domain of this technical scheme.
Claims (10)
1. a mobile terminal, it is characterised in that, comprise front shell assemblies, mainboard, metal back cover, end frame and antenna;
Described mainboard and described both end frames are all fixed between described front shell assemblies and described metal back cover, and described mainboard is provided with feeding point;
Described end frame is that non-metallic material are made, and described end frame is arranged along the end edge of described mobile terminal;
Described antenna comprises feed arm and metal routing, and one end of described feed arm is connected with described metal routing, the other end is connected to described feeding point; Described metal routing is arranged on described end frame, and extended along the length direction of described end frame; Described metal routing and described metal back cover interval are arranged.
2. mobile terminal according to claim 1, it is characterised in that, described metal routing is embedded in described end frame; Or,
The laminating of described metal routing is fixed on the internal surface of described end frame.
3. mobile terminal according to claim 1, it is characterised in that, described end frame is two, lays respectively at the two ends place that described mobile terminal is relative.
4. mobile terminal according to claim 1, it is characterised in that, described antenna is two, and the described metal routing of two described antennas is separately positioned on two described end frames; Or,
Described antenna is one, and described metal routing is arranged on and holds on frame described in one of them.
5. mobile terminal according to claim 1, it is characterised in that, described mobile terminal also comprises two side frames, and two described side frames lay respectively at the both sides of the edge place of described mobile terminal; Two described side frames are bent to form towards described front shell assemblies by the both sides of the edge of described metal back cover.
6. mobile terminal according to claim 1, it is characterised in that, the spacing that the spacing between described metal routing and described metal back cover is greater than between described metal routing and front shell assemblies.
7. mobile terminal according to claim 1, it is characterised in that, described mainboard is provided with touch down point; Described antenna also comprises grounding arm, and one end of described grounding arm is connected with described metal routing, and the other end and described touch down point are electrically connected.
8. mobile terminal according to claim 1, it is characterised in that, described metal back cover is electrically connected with the ground connection of described mainboard.
9. mobile terminal according to claim 1, it is characterised in that, described end frame is that plastic material is made.
10. mobile terminal according to claim 1, it is characterised in that, the two ends of described end frame have all been bent to form bend to the outside of described mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510991993.8A CN105635358B (en) | 2015-12-25 | 2015-12-25 | A kind of mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510991993.8A CN105635358B (en) | 2015-12-25 | 2015-12-25 | A kind of mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105635358A true CN105635358A (en) | 2016-06-01 |
| CN105635358B CN105635358B (en) | 2019-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510991993.8A Active CN105635358B (en) | 2015-12-25 | 2015-12-25 | A kind of mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105635358B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106210201A (en) * | 2016-08-26 | 2016-12-07 | 广东欧珀移动通信有限公司 | Phone housing processing technique, phone housing and mobile phone |
| WO2019011104A1 (en) * | 2017-07-13 | 2019-01-17 | Oppo广东移动通信有限公司 | Mobile terminal shell, preparation method, and mobile terminal |
| CN111727596A (en) * | 2018-04-09 | 2020-09-29 | Lg电子株式会社 | Mobile terminal |
| WO2021114343A1 (en) * | 2019-12-12 | 2021-06-17 | 惠州Tcl移动通信有限公司 | Mobile terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202423546U (en) * | 2012-01-13 | 2012-09-05 | 上海安费诺永亿通讯电子有限公司 | Small-sized antenna for mobile terminal |
| CN103151601A (en) * | 2013-02-27 | 2013-06-12 | 上海安费诺永亿通讯电子有限公司 | Bottom edge slot coupled antenna |
| CN103795429A (en) * | 2012-10-26 | 2014-05-14 | 索尼移动通讯有限公司 | Wireless electronic devices with a metal perimeter including a planar user input component |
| CN203850426U (en) * | 2014-05-28 | 2014-09-24 | 惠州硕贝德无线科技股份有限公司 | Antenna of communication device equipped with metallic back cover |
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2015
- 2015-12-25 CN CN201510991993.8A patent/CN105635358B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202423546U (en) * | 2012-01-13 | 2012-09-05 | 上海安费诺永亿通讯电子有限公司 | Small-sized antenna for mobile terminal |
| CN103795429A (en) * | 2012-10-26 | 2014-05-14 | 索尼移动通讯有限公司 | Wireless electronic devices with a metal perimeter including a planar user input component |
| CN103151601A (en) * | 2013-02-27 | 2013-06-12 | 上海安费诺永亿通讯电子有限公司 | Bottom edge slot coupled antenna |
| CN203850426U (en) * | 2014-05-28 | 2014-09-24 | 惠州硕贝德无线科技股份有限公司 | Antenna of communication device equipped with metallic back cover |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106210201A (en) * | 2016-08-26 | 2016-12-07 | 广东欧珀移动通信有限公司 | Phone housing processing technique, phone housing and mobile phone |
| WO2019011104A1 (en) * | 2017-07-13 | 2019-01-17 | Oppo广东移动通信有限公司 | Mobile terminal shell, preparation method, and mobile terminal |
| US11064061B2 (en) | 2017-07-13 | 2021-07-13 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Mobile terminal shell for enhancing antenna slot mechanical properties and appearance |
| CN111727596A (en) * | 2018-04-09 | 2020-09-29 | Lg电子株式会社 | Mobile terminal |
| CN111727596B (en) * | 2018-04-09 | 2022-04-08 | Lg电子株式会社 | Mobile terminal |
| WO2021114343A1 (en) * | 2019-12-12 | 2021-06-17 | 惠州Tcl移动通信有限公司 | Mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105635358B (en) | 2019-06-11 |
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