CN102480856B - A kind of mobile terminal - Google Patents
A kind of mobile terminal Download PDFInfo
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- CN102480856B CN102480856B CN201010556285.9A CN201010556285A CN102480856B CN 102480856 B CN102480856 B CN 102480856B CN 201010556285 A CN201010556285 A CN 201010556285A CN 102480856 B CN102480856 B CN 102480856B
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- mainboard
- lcd
- mobile terminal
- installation region
- groove installation
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Abstract
The present invention proposes a kind of mobile terminal, including: mainboard, wherein, mainboard has first surface and second surface, and has groove installation region in second surface；Liquid crystal display LCD body, LCD body installs the first surface to mainboard；And lcd controller, lcd controller include controlling part and with control part is connected and bent coupling part, wherein, be connected within control is partially received in the groove installation region of second surface and with mainboard, coupling part is connected with LCD body.The present invention can be contained therein by the control part making lcd controller in the back side of mainboard (i.e. second surface) formation groove installation region, therefore the present invention will not increase length and the thickness of mobile terminal, so that the structure design of mobile terminal complete machine more easily reachs appearance requirement.
Description
Technical field
The present invention relates to communication technical field, there is particularly to one the mobile terminal of LCD (LiquidCrystalDisplay, liquid crystal display).
Background technology
Along with the development of electronic technology, electronic product increasingly miniaturization.For mobile terminal such as mobile phone, general straight plate type mobile terminal LCD is to be directly placed on PCB (printed circuit board (PCB)), by double faced adhesive tape, LCD is connected on PCB.For the LCD product less than 2.8 cun, the height of 0.3～0.45mm is all left at the general LCD back side, in order to controller (for the flexible PCB FPC) bending of LCD to the back side or is just directly welded in front.But for the LCD more than 2.8 cun, its lcd controller is the biggest, and electric elements and PIN (pin) number on lcd controller is the most, therefore installs relatively difficult.
At present for the LCD more than 2.8 cun, two kinds of methods are generally used to be attached:
Method 1: as illustrated by figures 1 a-1 c, is designed into the schematic diagram in LCD assembly for art methods 1 by controller.As it can be seen, the controller of 1 LCD of method is designed into inside LCD assembly 1100, only stretches out a bit of FPC1200, be connected on PCB by adapter.The shortcoming of the method is, the method can cause LCD assembly 1100 extended length 2～3mm, and thickness increases about 0.6mm, therefore can limit length and the thickness of complete machine.
Method 2: as shown in figs. 2 a-2 c, is designed into the schematic diagram outside LCD assembly for art methods 2 by controller.As shown in the figure, the controller 2200 of LCD is designed into outside LCD assembly 2100, but owing to the controller 2200 of LCD is bigger, and electric elements are the most above, the space taken is the biggest, if by its direct bending to the pcb board back side, the device on controller can be caused to collide with pcb board, therefore cannot be by its direct bending to the mainboard back side.Because the method 2 can cause taking bigger space, substantially increase the difficulty of complete machine structure design.
Inventor finds in the research of prior art and practice process: use existing LCD installation method cannot install large-sized LCD in small size mobile terminal, this miniaturization that not only limit mobile terminal and shape-designing, and also can affect the outward appearance of product and the use impression of user.
Summary of the invention
The purpose of the present invention is intended at least solve one of above-mentioned technological deficiency, particularly solves the defect that current large-scale LCD cannot be arranged in small size mobile terminal.
For reaching above-mentioned purpose, one aspect of the present invention proposes a kind of mobile terminal, including: mainboard, wherein, described mainboard has first surface and second surface, and has groove installation region in described second surface；Liquid crystal display LCD body, described LCD body installs the first surface to described mainboard；And lcd controller, described lcd controller includes controlling part and controlling that part is connected and bent coupling part with described, wherein, being connected within described control is partially received in the groove installation region of described second surface and with described mainboard, described coupling part is connected with described LCD body.
The present invention can be contained therein by the control part making lcd controller in the back side of mainboard (i.e. second surface) formation groove installation region, therefore the present invention will not increase length and the thickness of mobile terminal, so that the structure design of mobile terminal complete machine more easily reachs appearance requirement.Further, since lcd controller is arranged on outside LCD assembly by the present invention, length and the thickness of LCD assembly therefore can be reduced further.
Another aspect of the present invention also proposed a kind of mobile terminal, including: mainboard, wherein, described mainboard has first surface and second surface, and has penetration region in described mainboard；LCD body, described LCD body installs the first surface to described mainboard；And lcd controller, described lcd controller includes controlling part and coupling part, and described control is partially received in described penetration region and is connected with described mainboard, and described coupling part is connected through described penetration region with described LCD body.
The present invention is by forming penetration region on mainboard, so it is possible not only to be partially received in wherein so that the control of lcd controller, and also coupling part can be made to be connected with LCD body directly through this penetration region, therefore the present invention will not increase length and the thickness of mobile terminal, so that the structure design of mobile terminal complete machine more easily reachs appearance requirement.Further, since outside lcd controller is arranged on LCD by the present invention, length and the thickness of LCD therefore can be reduced further.
Aspect and advantage that the present invention adds will part be given in the following description, and part will become apparent from the description below, or is recognized by the practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or that add aspect and advantage will be apparent from easy to understand, wherein from the following description of the accompanying drawings of embodiments:
Fig. 1 a-1c is that controller is designed into the schematic diagram in LCD assembly by art methods 1；
Fig. 2 a-2c is that controller is designed into the schematic diagram outside LCD assembly by art methods 2；
Fig. 3 is the decomposing schematic representation of the mobile terminal of the embodiment of the present invention；
Fig. 4 a, 4b and 4c are respectively front view, side view and the rearview after the mobile terminal assembling of the embodiment of the present invention；
Fig. 5 is the enlarged drawing after the control part installation of the lcd controller of the embodiment of the present invention.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, and the most same or similar label represents same or similar element or has the element of same or like function.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
The embodiment of the present invention proposes a kind of mobile terminal.This mobile terminal includes mainboard, LCD body and lcd controller.Wherein, mainboard has first surface and second surface, and has groove installation region in second surface.LCD body is installed on the first surface of mainboard by welding or double faced adhesive tape, lcd controller includes that control partly and be connected with control part and bent coupling part, wherein, being connected within controlling to be partially received in the groove installation region of second surface and with mainboard, coupling part is connected with LCD body.In embodiments of the present invention, need when designing mainboard to delimit certain region as installation region at the back side of mainboard, and being set in the region of delimitation some laminates can not cabling, such as mainboard is the pcb board of 10 layers, then can set wherein 5 laminates near the back side in the region of this delimitation can not cabling.So make mainboard when can drag for by the end method, blind drag for method or laser engraving method by this defined area not 5 laminates of cabling go divided by the back side of mainboard formation one groove installation region.Control part additionally, due to lcd controller is mostly surface mount SMT device, and therefore the control part of lcd controller can be accommodated by groove installation region substantially.Therefore outside on the one hand lcd controller is arranged on LCD by the embodiment of the present invention, thickness and the length of LCD will not be increased, so that the design of mobile terminal is easier to meet appearance requirement, and reduce the difficulty of structure design.On the other hand, the control of lcd controller is partially received among the groove installation region at the mainboard back side by the embodiment of the present invention, accordingly even when the size of mobile terminal also will not be increased outside lcd controller is located at LCD too much, it is possible to meet the requirement of mobile terminal miniaturization.In one embodiment of the invention, it is possible to by double faced adhesive tape, the control part of lcd controller is fixed on the back side of mainboard.
In an embodiment of the present invention, owing to the end of pcb board drags for method, blind drags for method or laser engraving method is all the most ripe technique, it is thus advantageous to the batch production of mobile terminal.In order to enable that the embodiment of the present invention is clearly understood from; hereinafter are dragged for method the end simply to introduce; the end method of dragging for refers to after designing complete pcb board; during making pcb board; needing one layer of ink of silk-screen below the top layer removed in advance; this ink can protect the PCB construction below it, therefore will can be etched away in ink part above by laser engraving.
In an embodiment of the present invention, in groove installation region, the thickness of mainboard is less than the thickness of the mainboard outside groove installation region, such as mainboard is the pcb board of 10 laminates, and the plate that is of five storeys in groove installation region removes, and only leaves 5 laminates thus forms groove installation region.Wherein, it should be noted that the thickness of above-mentioned groove installation region is determined by the number of plies removed, it can be set according to the thickness of the control part of lcd controller, if simultaneously because groove installation region there is too many laminate be removed, the most also the cabling of mainboard can be affected, it is therefore desirable to compromise accounts for.
In an embodiment of the present invention, the big I of groove installation region sets according to the size of the control part of lcd controller.Preferably, the shape size of this groove installation region is consistent with the control part of lcd controller, so can increase effective mainboard cabling area while ensureing length and the thickness that the present invention will not increase mobile terminal.
Understand the present invention in order to clearer, below in conjunction with accompanying drawing, above-mentioned mobile terminal is introduced.As it is shown on figure 3, be the decomposing schematic representation of the mobile terminal of the embodiment of the present invention.Wherein, LCD body 3100 also includes interface 3200.The bottom of mainboard 3300 is provided with groove installation region 3400, the thickness of this groove installation region 3400 is less than the thickness of mainboard 3300, such as mainboard 3300 is the pcb board of 10 laminates, and groove installation region 3400 is dragged for method etc. the end of by and eliminated 5 laminates, such that it is able to accommodate the control part of lcd controller.
As shown in fig. 4 a, the front view after the mobile terminal for the embodiment of the present invention assembles.Wherein, LCD body 3100 is fixed on the front of mainboard 3300 by welding or double faced adhesive tape, and wherein, the interface 3200 of LCD body 3100 is connected with the coupling part (not shown) of lcd controller.As shown in figure 4 b and 4 c, respectively the embodiment of the present invention mobile terminal assemble after side view and rearview.As can be seen from the figure LCD body 3100 is arranged on the front of mainboard 3300, and the control part 3500 of lcd controller is arranged in the groove installation region at mainboard 3300 back side.As shown in Figure 5, for the enlarged drawing after the control part installation of the lcd controller of the embodiment of the present invention, as can be seen from the figure control part 3500 major part of lcd controller is already contained within groove installation region, therefore the control part 3500 of lcd controller exceeds the part of mainboard 3300 the most seldom, as can be seen from the figure the part that the control part 3500 of lcd controller exceeds is about identical with the thickness of mainboard, therefore substantially without the overall dimensions affecting mobile terminal.Wherein, the coupling part of lcd controller is connected with the interface 3200 of LCD body 3100.
In other embodiments of the invention, laser engraving method can also be used directly to be cut through above-mentioned groove installation region and to become penetration region, so so that LCD body is arranged on the front of mainboard, lcd controller is arranged on the back side of mainboard, and lcd controller is partially housed in this penetration region, effect same as the previously described embodiments also can be reached.Specifically, this mobile terminal includes mainboard, LCD body and lcd controller.Wherein, mainboard has first surface and second surface, and has penetration region in the motherboard.LCD body installs the first surface to described mainboard by welding or double faced adhesive tape.Lcd controller includes controlling part and coupling part, controls be partially received in penetration region and be connected with mainboard, and coupling part is connected through penetration region with LCD body.
The present invention is by forming penetration region on mainboard, so it is possible not only to be partially received in wherein so that the control of lcd controller, and also coupling part can be made to be connected with LCD body directly through this penetration region, therefore the present invention will not increase length and the thickness of mobile terminal, so that the structure design of mobile terminal complete machine more easily reachs appearance requirement.Further, since outside lcd controller is arranged on LCD by the present invention, length and the thickness of LCD therefore can be reduced further.Preferably, the shape size of penetration region can be consistent with the shape size controlling part of lcd controller, so can increase effective mainboard cabling area while ensureing length and the thickness that the present invention will not increase mobile terminal.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can carry out multiple change without departing from the principles and spirit of the present invention, revise, replace and modification, the scope of the present invention is limited by claims and equivalent thereof.
Claims (3)
1. a mobile terminal, it is characterised in that including:
Mainboard, wherein, described mainboard has first surface and second surface, and there is in described second surface groove installation region, wherein, in described groove installation region, the thickness of mainboard is less than the thickness of the mainboard outside described groove installation region, and the shape size of described groove installation region is consistent with the shape size controlling part of lcd controller；
Liquid crystal display LCD body, described LCD body installs the first surface to described mainboard；With
Described lcd controller, described lcd controller includes controlling part and controlling that part is connected and bent coupling part with described, wherein, being connected within described control is partially received in the groove installation region of described second surface and with described mainboard, described coupling part is connected with described LCD body.
2. mobile terminal as claimed in claim 1, it is characterised in that wherein, described LCD body installs the first surface to described mainboard by welding or double faced adhesive tape.
3. mobile terminal as claimed in claim 1, it is characterised in that described groove installation region is dragged for method the end of by, blind dragged for method or the formation of laser engraving method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010556285.9A CN102480856B (en) | 2010-11-22 | 2010-11-22 | A kind of mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010556285.9A CN102480856B (en) | 2010-11-22 | 2010-11-22 | A kind of mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN102480856A CN102480856A (en) | 2012-05-30 |
| CN102480856B true CN102480856B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010556285.9A Active CN102480856B (en) | 2010-11-22 | 2010-11-22 | A kind of mobile terminal |
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| CN (1) | CN102480856B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104917857A (en) * | 2015-05-20 | 2015-09-16 | 深圳市金立通信设备有限公司 | Terminal |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1160261A (en) * | 1995-11-24 | 1997-09-24 | 航向信标情报有限公司 | Liquid crystal display |
| CN1425939A (en) * | 2001-12-11 | 2003-06-25 | 瀚宇彩晶股份有限公司 | Low section circuit device for liquid crystal display modular unit and its producing method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100268665B1 (en) * | 1997-06-27 | 2000-10-16 | 윤종용 | Method and device for mounting lcd to printed circuit board in a portable communication terminal |
| JP3643110B2 (en) * | 2001-06-08 | 2005-04-27 | ナノックス株式会社 | Manufacturing method of liquid crystal display device |
-
2010
- 2010-11-22 CN CN201010556285.9A patent/CN102480856B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1160261A (en) * | 1995-11-24 | 1997-09-24 | 航向信标情报有限公司 | Liquid crystal display |
| CN1425939A (en) * | 2001-12-11 | 2003-06-25 | 瀚宇彩晶股份有限公司 | Low section circuit device for liquid crystal display modular unit and its producing method |
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| Publication number | Publication date |
|---|---|
| CN102480856A (en) | 2012-05-30 |
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