CN102333136B - Double-screen mobilephone - Google Patents
Double-screen mobilephone Download PDFInfo
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- CN102333136B CN102333136B CN201110298149.9A CN201110298149A CN102333136B CN 102333136 B CN102333136 B CN 102333136B CN 201110298149 A CN201110298149 A CN 201110298149A CN 102333136 B CN102333136 B CN 102333136B
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- liquid crystal
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Abstract
The invention relates to the technical field of mobilephones and in particular relates to a double-screen mobilephone. The double-screen mobilephone comprises a main mobilephone body and an upper cover, wherein a main liquid crystal display is arranged at the inner side of the upper cover, an auxiliary liquid crystal display is arranged at the outer side of the upper cover, a main liquid crystal display module of the main liquid crystal display, an auxiliary liquid crystal display module of the auxiliary liquid crystal display, and a main board of the main mobilephone body are connected by virtue of an FPC (Flexible Printed Circuit) which consists of two output ends and one input end, the two output ends of the FPC are respectively connected with the main liquid crystal display module and the auxiliary liquid crystal display module, and the input end of the FPC is connected with the main board of the main mobilephone body. Compared with the traditional double-screen flip mobilephone, the double-screen mobilephone has the advantages that one FPC is omitted, thus saving materials, lowering the cost and simultaneously being beneficial to reduction on volume of the mobilephone.
Description
Technical field
The present invention relates to mobile phone technique field, relate in particular to a kind of Dual-band Handy Phone.
Background technology
Development along with communication apparatus technology, especially mobile phone industry develops rapidly, mobile phone has become communication apparatus indispensable in people's daily life, for catering to consumer demand, mobile phone has multiple pattern, as slip lid, renovate, straight plate etc., the LCDs design of straight plate and slide phone is on mobile phone surface, therefore no matter the LCDs of mobile phone in mobile phones such as work or holding states all can show information to user, as while working, can show short message enquiry or address list, online, the image information of game, can query time during standby, the information such as calendar.And the design of LED of traditional clamshell phone is at the medial surface of upper cover, and only have a LCD MODULE, while using, all need to renovate at every turn, to use, make troubles.
Continuous progress along with mobile phone technique, there is Dual-band Handy Phone, both sides at the upper cover of clamshell phone are respectively equipped with LCD MODULE, the utility model patent that the application number of announcing on November 24th, 2010 as Patent Office of the People's Republic of China is 201020209913.1, name is called clamshell phone, this clamshell phone comprises a upper cover and a main frame, above covers both sides and is equipped with liquid crystal panel, and two liquid crystal panels are all connected with main frame by FPC.FPC represents flexible printed circuit board, makes clamshell phone still can provide information under the state closing, as the time by designing two liquid crystal panels; Query time is renovated operation at every turn.But because the both sides at upper cover are equipped with liquid crystal panel, the display module of liquid crystal panel is connected by the FPC of both sides and the mainboard of main frame respectively, described mainboard with display module when being connected with FPC, number of operations increase and operation technological requirement higher, therefore Dual-band Handy Phone is with high costs, has hindered the popularization of Dual-band Handy Phone.
Summary of the invention
The object of the invention is to solve the deficiencies in the prior art, a kind of Dual-band Handy Phone is provided, when the display module of this Dual-band Handy Phone is connected with the mainboard of main frame by FPC, number of operations reduces, and reduces costs.
The technical solution used in the present invention is: a kind of Dual-band Handy Phone, comprise main frame and upper cover, the inner side of upper cover is provided with host liquid crystal display, the outside of upper cover is provided with secondary liquid crystal display, the secondary LCD MODULE of the host liquid crystal display module of host liquid crystal display, secondary liquid crystal display and the mainboard of main frame connect by a FPC, described FPC comprises two outputs and an input, two outputs of FPC are connected with secondary LCD MODULE with host liquid crystal display module respectively, and the input of FPC is connected with the mainboard of main frame.
As preferably, described FPC comprises data wire, control line, master control line and sub-control line, the input of data wire and control line is connected with the mainboard of main frame respectively, described data wire and control line are equipped with two outputs, two outputs of data wire are connected with secondary LCD MODULE with host liquid crystal display module respectively, two outputs of control line are connected with secondary LCD MODULE with host liquid crystal display module respectively, the two ends of described master control line are electrically connected to the mainboard of host liquid crystal display module and main frame respectively, the two ends of described sub-control line are electrically connected to the mainboard of secondary LCD MODULE and main frame respectively.
As preferably, described FPC is connected with host liquid crystal display module, secondary LCD MODULE respectively by ACF hot pressing, and described FPC is fixedly connected with the mainboard of main frame by welding.
As preferably, two outputs of described FPC are positioned at the both sides of one end of FPC, and the input of described FPC is positioned at the other end of FPC.
FPC described in file of the present invention refers to flexible printed circuit board, and ACF is anisotropic conductive film.
Beneficial effect of the present invention is: a kind of Dual-band Handy Phone, comprise main frame and upper cover, the inner side of upper cover is provided with host liquid crystal display, the outside of upper cover is provided with secondary liquid crystal display, the secondary LCD MODULE of the host liquid crystal display module of host liquid crystal display, secondary liquid crystal display and the mainboard of main frame connect by a FPC, described FPC comprises two outputs and an input, two outputs of FPC are connected with secondary LCD MODULE with host liquid crystal display module respectively, and the input of FPC is connected with the mainboard of main frame.The Double-screen flip cell phone that the present invention is more traditional has reduced by a FPC, saves material, cost-saving; Be conducive to reduce mobile phone volume simultaneously.
Accompanying drawing explanation
Fig. 1 is the host liquid crystal display module of prior art and the connection diagram of main FPC.
Fig. 2 is the secondary LCD MODULE of prior art and the connection diagram of secondary FPC.
Fig. 3 is the connection diagram of host liquid crystal display module of the present invention and FPC.
Fig. 4 is the connection diagram of secondary LCD MODULE of the present invention and FPC.
Fig. 5 be prior art main frame mainboard respectively with the schematic diagram that is electrically connected to of host liquid crystal display module, secondary LCD MODULE.
Fig. 6 be main frame of the present invention mainboard respectively with the schematic diagram that is electrically connected to of host liquid crystal display module, secondary LCD MODULE.
Reference numeral is:
1---secondary FPC of host liquid crystal display module 21---main FPC 22---
2---FPC 3---secondary LCD MODULE.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated with concrete enforcement.
As shown in Fig. 3,4,6, a kind of Dual-band Handy Phone, comprise main frame and upper cover, the inner side of upper cover is provided with host liquid crystal display, the outside of upper cover is provided with secondary liquid crystal display, the secondary LCD MODULE 3 of the host liquid crystal display module 1 of host liquid crystal display, secondary liquid crystal display and the mainboard of main frame connect by a FPC2, described FPC2 comprises two outputs and an input, two outputs of FPC2 are connected with secondary LCD MODULE 3 with host liquid crystal display module 1 respectively, and the input of FPC2 is connected with the mainboard of main frame.
FPC2 of the present invention is different from traditional FPC renovating in Dual-band Handy Phone, FPC2 of the present invention adopts two outputs, two outputs are connected with the major and minor LCD MODULE of mobile phone respectively, and by a FPC2, the mainboard of mobile phone just can be controlled major and minor LCD MODULE.And traditional FPC renovating in Dual-band Handy Phone only has an output, as shown in Figure 1, 2, the mainboard of mobile phone need to be connected with host liquid crystal display module 1, the secondary LCD MODULE 3 of upper cover respectively with secondary FPC22 by main FPC21.Connected mode of the present invention has reduced by a FPC, saves material, has also saved the usage space in mobile phone, is conducive to reduce mobile phone volume;
As preferably, described FPC2 comprises data wire, control line, master control line and sub-control line, the input of data wire and control line is connected with the mainboard of main frame respectively, described data wire and control line are equipped with two outputs, two outputs of data wire are connected with secondary LCD MODULE 3 with host liquid crystal display module 1 respectively, two outputs of control line are connected with secondary LCD MODULE 3 with host liquid crystal display module 1 respectively, the two ends of described master control line are electrically connected to the mainboard of host liquid crystal display module 1 and main frame respectively, the two ends of described sub-control line are electrically connected to the mainboard of secondary LCD MODULE 3 and main frame respectively.
Fig. 5 be prior art the host liquid crystal display module 1 of renovating Dual-band Handy Phone, secondary LCD MODULE 3 respectively with the connection diagram of the mainboard of main frame, from Fig. 5,6, contrast and can find out, data wire and control line in FPC2 of the present invention are multiplexing, reduced the circuit in FPC2, contribute to reduce the area of FPC2, also the tie point that has reduced the mainboard of FPC2 and mobile phone, has reduced the connection number of times that FPC2 is connected in to the mainboard of mobile phone simultaneously, saves time and cost.Wherein control line comprises: RS, WR, RD, RESET line; Data wire comprises many circuits; When data wire is 8 position datawire, the present invention can save 12 circuits, and when data wire is 16 position datawire, the present invention can save 20 circuits.Mainboard is controlled main display module and secondary display module show state by master control line and sub-control line, as worked as master control line=1, sub-control line=0, control line and data wire are to main display module effectively and invalid to secondary display module, and the mainboard of main frame is controlled the demonstration information of main display module by FPC2; When master control line=0, sub-control line=1, control line and data wire are to secondary display module effectively and invalid to main display module, and the mainboard of main frame is controlled the demonstration information of secondary display module by FPC2.
Further, described FPC2 is connected with host liquid crystal display module 1, secondary LCD MODULE 3 respectively by ACF hot pressing, and described FPC2 is fixedly connected with the mainboard of main frame by welding.
Adopt ACF hot pressing mode that the circuit of FPC2 is connected with host liquid crystal display module 1, secondary LCD MODULE 3 respectively, stable connection.By welding manner, the circuit of FPC2 is fixed on the interface of mainboard of main frame; Adopt welding manner that circuit can not come off at tie point place.
As preferably, two outputs of described FPC2 are positioned at the both sides (as Fig. 3,4) of one end of FPC2, and the input of described FPC2 is positioned at the other end of FPC2.
Two outputs of FPC2 are arranged on to the both sides of one end of FPC2, one end of FPC2 can be connected with secondary display module with main display module simultaneously, and the other end of FPC2 is connected with the mainboard of main frame, and the structure of FPC2 is optimized, save further the area of FPC2, save cost.
The present invention has done to explain, and those of ordinary skill in the art should be appreciated that and can modify or be equal to replacement technical scheme of the present invention, and do not depart from essence and the scope of technical solution of the present invention.
Claims (3)
1. a Dual-band Handy Phone, comprise main frame and upper cover, the inner side of upper cover is provided with host liquid crystal display, the outside of upper cover is provided with secondary liquid crystal display, it is characterized in that: the secondary LCD MODULE of the host liquid crystal display module of host liquid crystal display, secondary liquid crystal display and the mainboard of main frame connect by a FPC, described FPC comprises two outputs and an input, two outputs of FPC are connected with secondary LCD MODULE with host liquid crystal display module respectively, and the input of FPC is connected with the mainboard of main frame;
Described FPC comprises data wire, control line, master control line and sub-control line, the input of data wire and control line is connected with the mainboard of main frame respectively, described data wire and control line are equipped with two outputs, two outputs of data wire are connected with secondary LCD MODULE with host liquid crystal display module respectively, two outputs of control line are connected with secondary LCD MODULE with host liquid crystal display module respectively, the two ends of described master control line are electrically connected to the mainboard of host liquid crystal display module and main frame respectively, the two ends of described sub-control line are electrically connected to the mainboard of secondary LCD MODULE and main frame respectively,
Control line comprises: RS, WR, RD, RESET line; Data wire comprises many circuits; Mainboard is controlled main display module and secondary display module show state by master control line and sub-control line, when master control line=1, sub-control line=0, control line and data wire are to main display module effectively and invalid to secondary display module, and the mainboard of main frame is controlled the demonstration information of main display module by FPC; When master control line=0, sub-control line=1, control line and data wire are to secondary display module effectively and invalid to main display module, and the mainboard of main frame is controlled the demonstration information of secondary display module by FPC.
2. a kind of Dual-band Handy Phone according to claim 1, is characterized in that: described FPC is connected with host liquid crystal display module, secondary LCD MODULE respectively by ACF hot pressing, and described FPC is fixedly connected with the mainboard of main frame by welding.
3. a kind of Dual-band Handy Phone according to claim 2, is characterized in that: two outputs of described FPC are positioned at the both sides of one end of FPC, and the input of described FPC is positioned at the other end of FPC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110298149.9A CN102333136B (en) | 2011-09-28 | 2011-09-28 | Double-screen mobilephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110298149.9A CN102333136B (en) | 2011-09-28 | 2011-09-28 | Double-screen mobilephone |
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| Publication Number | Publication Date |
|---|---|
| CN102333136A CN102333136A (en) | 2012-01-25 |
| CN102333136B true CN102333136B (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110298149.9A Expired - Fee Related CN102333136B (en) | 2011-09-28 | 2011-09-28 | Double-screen mobilephone |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965514B (en) * | 2018-06-29 | 2021-05-21 | 努比亚技术有限公司 | Display screen FPC structure of double screen terminal and mobile terminal thereof |
| CN108733149A (en) * | 2018-08-08 | 2018-11-02 | 广东小天才科技有限公司 | Display device screen protection device and display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2814454Y (en) * | 2005-08-09 | 2006-09-06 | 比亚迪股份有限公司 | Liquid crystal display device with double-screen |
| CN201477324U (en) * | 2009-08-26 | 2010-05-19 | 比亚迪股份有限公司 | Double-screen liquid crystal module |
| CN202218287U (en) * | 2011-09-28 | 2012-05-09 | 东莞市亚星半导体有限公司 | Double-screen mobile phone |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4767554B2 (en) * | 2004-07-13 | 2011-09-07 | セイコーインスツル株式会社 | Display device |
| CN201425671Y (en) * | 2009-04-17 | 2010-03-17 | 东莞市飞尔液晶显示器有限公司 | Double-screen display module |
| CN201804177U (en) * | 2010-08-31 | 2011-04-20 | 希姆通信息技术（上海）有限公司 | Double-screen module |
| CN202177758U (en) * | 2011-07-18 | 2012-03-28 | 深圳市立德通讯器材有限公司 | Double-screen liquid crystal display module |
-
2011
- 2011-09-28 CN CN201110298149.9A patent/CN102333136B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2814454Y (en) * | 2005-08-09 | 2006-09-06 | 比亚迪股份有限公司 | Liquid crystal display device with double-screen |
| CN201477324U (en) * | 2009-08-26 | 2010-05-19 | 比亚迪股份有限公司 | Double-screen liquid crystal module |
| CN202218287U (en) * | 2011-09-28 | 2012-05-09 | 东莞市亚星半导体有限公司 | Double-screen mobile phone |
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| Publication number | Publication date |
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| CN102333136A (en) | 2012-01-25 |
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Granted publication date: 20140326 Termination date: 20170928 |