CN1173591C - Mobile telephone - Google Patents
Mobile telephone Download PDFInfo
- Publication number
- CN1173591C CN1173591C CNB001183648A CN00118364A CN1173591C CN 1173591 C CN1173591 C CN 1173591C CN B001183648 A CNB001183648 A CN B001183648A CN 00118364 A CN00118364 A CN 00118364A CN 1173591 C CN1173591 C CN 1173591C
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- Prior art keywords
- circuit board
- printed circuit
- terminal
- contact
- support body
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Abstract
The present invention relates to a mobile phone which comprises a main printed circuit board, a frame body and an auxiliary printed circuit board, wherein a first second preset position and a second preset position are respectively provided with a first terminal and a second terminal, the first terminal and the second terminal respectively provide a first power source and a second power source, and the main printed circuit board is divided into a first part and a second part which are respectively corresponding to a key module and an LCD module; the frame body comprises a space which comprises the LCD module, and a preset position of the frame body is provided with a channel; the auxiliary printed circuit board can bear a plurality of light emitting diodes so as to provide the backlight light source; the auxiliary printed circuit board is arranged in the channel and provided with a first and a second contacts, the first contact correspondingly contacts the first terminal, and the second contact correspondingly contacts the second terminal.
Description
The present invention relates to a kind of mobile phone, particularly relate to a kind of mobile phone with backlight (backlight holder).
Generally speaking, at present the back light of mobile phone (mobile phone) is divided into two kinds of light-emitting diode (LED) and cold light (electro-luminescent lamp).In addition, main printed circuit board (main printed circuit board) mainly is divided into a first of corresponding key-press module (keypad module) and a second portion of corresponding LCD MODULE (LCM module) in mobile phone.As prior art, back light is the usefulness that is used for illuminating LCD MODULE or key-press module, makes the user can clearly read out the numeral of key zone, letter (alpha-numerical) or the literal of viewing area, pattern.
When being back light, be welded with a plurality of light-emitting diodes in the main printed circuit board first to illuminate key-press module with the light-emitting diode.In order to illuminate LCD MODULE, the designer can design a support body (frame), this support body is provided with a conduit (slit) for settling a secondary printed circuit board (PCB) (secondary printed circuit board) in addition except comprising a space for accommodating the LCD MODULE in a precalculated position.This secondary printed circuit board (PCB) carries a plurality of light-emitting diodes so that a back light to be provided, for illuminating LCD MODULE.
Generally speaking, secondary printed circuit board (PCB) becomes strip (lengthwise sheet), and forms short pin (short leg) of one first side direction (lateral) and the short pin of second side direction respectively in two tail ends, on the short pin of each side direction an electrode (electrode) is set.Simultaneously, the short pin of corresponding this two side direction, main printed circuit board is provided with first contact (contact point) and one second contact, and first contact and one second contact provide first reference power source and second reference power source respectively.After the pair printed circuit board (PCB) is placed in the conduit, needs short pin of first side direction and the welding of first contact, the short pin of second side direction and second contact are welded.So, reference power source can be supplied to a plurality of light-emitting diodes.
Yet, above-mentioned with short pin of secondary printed circuit board (PCB) first side direction and first contact welding, the manufacture craft of short pin of second side direction and the welding of second contact is comparatively loaded down with trivial details, so the cost of this manufacture craft is higher.
The object of the present invention is to provide a kind of mobile phone, it can not need to carry out the welding step as existing mode, and can reduce the manufacture craft cost effectively.
Another object of the present invention is to provide a kind of mobile phone, cold light film (electro-luminescent sheet) and two kinds of back lights of light-emitting diode can be provided in this mobile phone simultaneously, by the user select be by cold light film or by light-emitting diode as back light.
Another object of the present invention is to, can cooperate cold light film (electro-luminescent sheet), to provide back light to mobile phone; Or also can cooperate light-emitting diode, to provide back light to mobile phone.
The object of the present invention is achieved like this, a kind of mobile phone promptly is provided, it comprises a key-press module and a LCD MODULE (LCM), this mobile phone also comprises: a main printed circuit board, one first predetermined one second precalculated position that reaches of this main printed circuit board is welded with a first terminal (connector) and one second terminal respectively, the first terminal and one second terminal provide first reference power source and second reference power source respectively thus, and main printed circuit board is divided into corresponding key-press module of a first and the corresponding LCD MODULE of a second portion; One support body (holder), this support body comprise a space for accommodating this LCD MODULE, and a precalculated position of this support body has a conduit; One secondary printed circuit board (PCB), for carrying a plurality of light-emitting diodes (LED) so that a back light to be provided, this secondary printed circuit board (PCB) is placed in the aforementioned conduit, this pair printed circuit board (PCB) has one first contact and one second contact, the corresponding contact of first contact with this first terminal, second contact and the corresponding contact of this second terminal.
The present invention also provides the method on a kind of main printed circuit board that a support body is assembled in a mobile phone, this mobile phone comprises a key-press module, one LCD MODULE (LCM), this support body, one secondary printed circuit board (PCB), main printed circuit board is divided into corresponding key-press module of a first and the corresponding LCD MODULE of a second portion, this support body comprises that a space is for accommodating this LCD MODULE, one precalculated position of this support body has a conduit, this pair printed circuit board (PCB) is for carrying a plurality of light-emitting diodes (LED) so that a back light to be provided, this pair printed circuit board (PCB) has one first contact and one second contact, comprises the following steps: that (1) is welded on predetermined and one second precalculated position of one first on this main printed circuit board with surface adhering technology (SMT) respectively with a first terminal and one second terminal; (2) secondary printed circuit board (PCB) is planted in the described conduit of support body; (3) support body is connected with main printed circuit board, makes the corresponding contact of first contact of secondary printed circuit board (PCB), second contact of secondary printed circuit board (PCB) and the corresponding contact of this second terminal with this first terminal.
Below in conjunction with accompanying drawing, describe embodiments of the invention in detail, wherein:
Fig. 1 is a mobile phone structure schematic diagram of the present invention;
Fig. 2 is the organigram of main printed circuit board 11 among Fig. 1;
Fig. 3 is the structural representation of support body 13 among Fig. 1;
Fig. 4 is the structural representation of secondary printed circuit board (PCB) 15 among Fig. 1;
Fig. 5 is for providing the schematic diagram of back light with cold light film in the mobile phone of the present invention.
The present invention has improved the structure of mobile phone on existing basis, specific embodiment as shown in Figure 1, it comprises a main printed circuit board 11, a support body (holder) 13, one secondary printed circuit board (PCB) 15.
One first predetermined one second precalculated position that reaches of main printed circuit board 11 is welded with a first terminal (connector) 112 and one second terminal 110 respectively, and the first terminal and one second terminal provide first reference power source and second reference power source respectively thus.As shown in Figure 2, main printed circuit board 11 is divided into a first 114 corresponding key-press modules (not drawing) and a second portion 116 corresponding LCD MODULE 17.Flexible bus bar 19 connects the terminal (not drawing) on LCD MODULE 17 and the main printed circuit board 11 respectively, as the usefulness of signal transmission between LCD MODULE 17 and the main printed circuit board 11.
As shown in Figure 3, support body 13 comprises a space for accommodating this LCD MODULE 17, and a precalculated position of this support body 13 has a conduit 30.
As shown in Figure 4,13 one-tenth strips of secondary printed circuit board (PCB), so that a back light to be provided, this secondary printed circuit board (PCB) 15 is placed in the aforementioned conduit 30 for a plurality of light-emitting diodes of carrying (LED) 40.This pair printed circuit board (PCB) 13 has one first contact 42 and one second contact 44.First contact 42 and these the first terminal 112 corresponding contacts when assembling is finished, second contact 44 and these second terminal, 110 corresponding contacts.
According to preferred embodiment, this first terminal 112 and one second terminal 110 are to be welded on this main printed circuit board with surface adhering technology (surface mounting technology-SMT).
The number of assembling steps of mobile phone embodiment of the present invention is described below:
(1) with the surface adhering technology one the first terminal 112 and one second terminal 110 are welded on predetermined and one second precalculated position of one first on this main printed circuit board 11 respectively, as shown in Figure 1.
(2) secondary printed circuit board (PCB) 15 plants are gone in the conduit 30 of support body 13.
(3) support body 13 is connected with main printed circuit board 11, makes first contact 42 and these the first terminal 112 corresponding contacts of secondary printed circuit board (PCB) 15, second contact 44 of secondary printed circuit board (PCB) 15 and these second terminal, 110 corresponding contacts.And support body 13 with after main printed circuit board 11 is connected be second portion 116 corresponding to main printed circuit board 11.The preferred embodiment that connects is suitable for the mode of chimeric (engagementconnection).
After finishing above-mentioned steps, in regular turn corresponding LCD MODULE 17 is settled again to be sticked in the space that support body 13 provided.All the other assemble key-press modules, upward the step of lower house, battery is all same as the prior art, therefore repeat no more.The mobile phone that finish this moment is to provide back light by light-emitting diode.
Above explanation is to be the situation of back light with the light-emitting diode.
By aforementioned main printed circuit board 11, also can cooperate cold light film (electro-luminescentsheet), to provide back light to mobile phone.But its corresponding assembly program then is as described below:
(1) provide a main printed circuit board 11, this moment, main printed circuit board 11 can be as shown in Figure 1.Or general existing main printed circuit board, existing main printed circuit board does not possess the first terminal 112, second terminal 110.
(2) support body 13 is connected with main printed circuit board 11, and the preferred embodiment that connects is suitable for the mode of chimeric (engagement connection).And support body 13 is connected the second portion 116 of back corresponding to main printed circuit board 11 with main printed circuit board 11.
(3) provide a cold light film, this cold light film mainly comprises a first 54 and a second portion 52.
(4) cold light film first 54 is covered in the first 114 of main printed circuit board, second portion 52 is settled in the space of this support body 13, as shown in Figure 5.
After finishing above-mentioned steps, in regular turn corresponding LCD MODULE 17 is covered on the cold light film second portion 52 again.All the other assemble key-press modules, upward the step of lower house, battery is all same as the prior art, therefore repeat no more.The mobile phone that finish this moment is to provide back light by cold light film.
By aforementioned main printed circuit board 11, also can in a mobile phone, provide cold light film (electro-luminescent sheet) and two kinds of back lights of light-emitting diode simultaneously, by the user select be by cold light film or by light-emitting diode as back light.But its corresponding assembly program then is as described below:
(1) with the surface adhering technology one the first terminal 112 and one second terminal 110 are welded on one first precalculated position and one second precalculated position on this main printed circuit board 11 respectively, as shown in Figure 1.
(2) secondary printed circuit board (PCB) 15 plants are gone in the conduit 30 of support body 13.
(3) support body 13 is connected with main printed circuit board 11, makes first contact 42 and these the first terminal 112 corresponding contacts of secondary printed circuit board (PCB) 15, second contact 44 of secondary printed circuit board (PCB) 15 and these second terminal, 110 corresponding contacts.And support body 13 with after main printed circuit board 11 is connected be second portion 116 corresponding to main printed circuit board 11.And the preferred embodiment that connects is suitable for the mode of chimeric (engagementconnection).
(4) provide a cold light film, this cold light film mainly comprises a first 54 and a second portion 52.
(5) cold light film first 54 is covered in the first 114 of main printed circuit board, second portion 52 is placed in the space of this support body 13.
After finishing above-mentioned steps, in regular turn corresponding LCD MODULE 17 is covered on the cold light film second portion 52 again.All the other assemble key-press modules, upward the step of lower house, battery is all same as the prior art, therefore repeat no more.This moment the mobile phone finished be by the user select by cold light film or by light-emitting diode as back light.
For allow the user can select by cold light film or by light-emitting diode as back light, need on main printed circuit board, to provide an electronic circuit and relevant firmware (firmware) function, enter the menu (menu) of mobile phone by the user, select by cold light film or by light-emitting diode as back light.But because this part is not an emphasis of the present invention, so no longer describe in detail.
Though disclosed the present invention in conjunction with above preferred embodiment; yet it is not in order to qualification the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; can do a little change and retouching, so protection scope of the present invention should be with being as the criterion that claim was defined.
Claims (6)
1. mobile phone, it comprises a key-press module and a LCD MODULE, this mobile phone also comprises:
One main printed circuit board, one first predetermined one second precalculated position that reaches of this main printed circuit board is welded with a first terminal and one second terminal respectively, the first terminal and one second terminal provide first reference power source and second reference power source respectively thus, and main printed circuit board is divided into corresponding key-press module of a first and the corresponding LCD MODULE of a second portion;
One support body, this support body comprise a space for accommodating this LCD MODULE, and a precalculated position of this support body has a conduit;
One secondary printed circuit board (PCB), for carrying a plurality of light-emitting diodes so that a back light to be provided, this secondary printed circuit board (PCB) is placed in the aforementioned conduit, this pair printed circuit board (PCB) has one first contact and one second contact, the corresponding contact of first contact with this first terminal, second contact and the corresponding contact of this second terminal.
2. mobile phone as claimed in claim 1, wherein this first terminal and one second terminal are to be welded on this main printed circuit board with the surface adhering technology.
3. mobile phone as claimed in claim 1 comprises also that wherein a cold light film is to provide a back light.
4. mobile phone as claimed in claim 3, wherein this cold light film mainly comprises a first and a second portion, first covers in the first of main printed circuit board, and second portion is settled in the space of this support body, and LCD MODULE is positioned on the cold light film second portion.
5. the method on the main printed circuit board that a support body is assembled in a mobile phone, this mobile phone comprises a key-press module, one LCD MODULE, this support body, one secondary printed circuit board (PCB), main printed circuit board is divided into corresponding key-press module of a first and the corresponding LCD MODULE of a second portion, this support body comprises that a space is for accommodating this LCD MODULE, one precalculated position of this support body has a conduit, this pair printed circuit board (PCB) is for carrying a plurality of light-emitting diodes so that a back light to be provided, this pair printed circuit board (PCB) has one first contact and one second contact, comprises the following steps:
(1) with the surface adhering technology one the first terminal and one second terminal are welded on predetermined and one second precalculated position of one first on this main printed circuit board respectively;
(2) secondary printed circuit board (PCB) is planted in the described conduit of support body;
(3) support body is connected with main printed circuit board, makes the corresponding contact of first contact of secondary printed circuit board (PCB), second contact of secondary printed circuit board (PCB) and the corresponding contact of this second terminal with this first terminal.
6. method as claimed in claim 5 also comprises:
(4) provide a cold light film, this cold light film mainly comprises a first and a second portion;
(5) cold light film first is covered in the first of main printed circuit board, second portion is settled in the space of this support body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001183648A CN1173591C (en) | 2000-06-16 | 2000-06-16 | Mobile telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001183648A CN1173591C (en) | 2000-06-16 | 2000-06-16 | Mobile telephone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1330497A CN1330497A (en) | 2002-01-09 |
| CN1173591C true CN1173591C (en) | 2004-10-27 |
Family
ID=4587186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001183648A Expired - Fee Related CN1173591C (en) | 2000-06-16 | 2000-06-16 | Mobile telephone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1173591C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005070569A (en) * | 2003-08-27 | 2005-03-17 | Nec Corp | Mobile communication machine and liquid crystal display module mounting method used therefor |
| KR100703466B1 (en) * | 2006-04-03 | 2007-04-03 | 삼성전자주식회사 | Slim type mobile phone |
-
2000
- 2000-06-16 CN CNB001183648A patent/CN1173591C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1330497A (en) | 2002-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CI01 | Correction of invention patent gazette |
Correction item: Patentee Correct: Benq Corp. False: Mingqi Computer Co., Ltd. Number: 43 Page: 603 Volume: 20 |
|
| CI03 | Correction of invention patent |
Correction item: Patentee Correct: Benq Corp. False: Mingqi Computer Co., Ltd. Number: 43 Page: The title page Volume: 20 |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: MINGHONG STOCK CO., LTD. TO: BENQ MOTOR CO., LTD. |
|
| ERR | Gazette correction |
Free format text: CORRECT: PATENTEE; FROM: MINGHONG STOCK CO., LTD. TO: BENQ MOTOR CO., LTD. |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |