CN1780547A - Mobile communication terminal with double organic luminescent display units - Google Patents

Mobile communication terminal with double organic luminescent display units Download PDF

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Publication number
CN1780547A
CN1780547A CNA2005100706472A CN200510070647A CN1780547A CN 1780547 A CN1780547 A CN 1780547A CN A2005100706472 A CNA2005100706472 A CN A2005100706472A CN 200510070647 A CN200510070647 A CN 200510070647A CN 1780547 A CN1780547 A CN 1780547A
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CN
China
Prior art keywords
printed circuit
panel
circuit board
mobile communication
communication terminal
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
Application number
CNA2005100706472A
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Chinese (zh)
Other versions
CN100471375C (en
Inventor
李源奭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inspur LG Digital Mobile Communications Co Ltd
Original Assignee
LG Electronics China Research and Development Center Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LG Electronics China Research and Development Center Co Ltd filed Critical LG Electronics China Research and Development Center Co Ltd
Publication of CN1780547A publication Critical patent/CN1780547A/en
Application granted granted Critical
Publication of CN100471375C publication Critical patent/CN100471375C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026Details of the structure or mounting of specific components
    • H04M1/0266Details of the structure or mounting of specific components for a display module assembly
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412Digitisers structurally integrated in a display
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026Details of the structure or mounting of specific components
    • H04M1/0277Details of the structure or mounting of specific components for a printed circuit board assembly
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M2250/00Details of telephonic subscriber devices
    • H04M2250/16Details of telephonic subscriber devices including more than one display unit

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Hardware Design (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention discloses a mobile communication terminal with double organic luminescent display units. A mobile communication terminal mounted with first and second panels for driving an integrate circuit and flexible printed circuit boards or printed circuit boards provided between the first and the second panels, and comprising double organic luminescent display units, is characterised in that: a pairs of flexible printed circuit boards or the printed circuit boards with cutted central portions are provided between the first and second panels, a heat sink plate is arranged between organic luminescent display plates mounted on anyone of upper and lower sides of the flexible printed circuit boards or printed circuit boards. Thus, by improving a heat sink structure of the mobile communication terminal in which the two organic luminescent display units are used as a main window glass and a secondary window glass, even if the display panels generates heat, the generated heat can be effectively dispersed, thereby circuit models or the like on the flexible printed circuit boards or the printed circuit boards would not be damaged.

Description

Mobile communication terminal with double organic luminescent display units
Technical field
The present invention relates to mobile communication terminal, especially relate to mobile communication terminal with two ORGANIC ELECTROLUMINESCENCE DISPLAYS (DUALOLED) device, make its improvement be provided with the radiator structure of two OLED display unit as the mobile communication terminal of main viewfinder glass (main window glass) and secondary sight glass (sub window glass), even if make flexible printed circuit board or printed circuit board (PCB) on, produce heat on the display floater of downside setting, also the heat of above-mentioned generation effectively can be dispelled the heat, thus the circuit model (pattern) on unlikely damage flexible printed circuit board or the printed circuit board (PCB) etc.
Background technology
In general, mobile communication terminal is divided into body and the battery with liquid crystal and function key.
Mobile communication terminal has become necessity in the life as the personal portable communicator, and the function of only simply receiving and sending messages can't satisfy the growing demand of user, therefore constantly releases the additional mobile communication terminal that product diversification and multifunction are arranged.
Example as above-mentioned functions, the liquid crystal window of mobile communication terminal is become the photograph that colour or additional camera functions transmitting-receiving are taken at once, and the additional MP3 function that but the input and output music file is arranged and play etc., constantly releasing with teenager stratum is the mobile communication terminal with multiple function of client's object.
Simultaneously, general LCD (the Liquid Crystal Display-LCD) window that needs backlight (Back light) light source that uses of the liquid crystal window of above-mentioned mobile communication terminal, and use negative electrode and anode injected electrons and positive hole (having particle) in organic substance, combine also luminous self luminescence phenomenon, or utilize the organic display unit that is called OLED (OrganicElectro-Luminescence Display-ORGANIC ELECTROLUMINESCENCE DISPLAYS) of the display unit of above-mentioned phenomenon with the electric charge of electronics corresponding amount.
As shown in Figure 1, above-mentioned organic electroluminescence display device and method of manufacturing same is when stream has the positive polarity electric current in anode (Anode), and organic substance is luminous and discharge to negative electrode (Cathode) side with self.
Above-mentioned organic EL display panel is made by evaporation organic substance in the box gap (cell) between upper plate and the following glass sheet, and organic electroluminescence display device and method of manufacturing same carries out luminous when having electric current to flow in above-mentioned organic substance.Therefore, need not said external light emitting source separately, the organic electroluminescence display device and method of manufacturing same of general passive (Passive) type carries out positive current and drives, make when having high-high brightness (luminance) stream that maximum electric current be arranged, will on panel, produce the heat of a little when above-mentioned organic substance is luminous.
If single oled panel is installed in flexible printed circuit board (FPCB:flexible printedcircuit board) or printed circuit board (PCB) (PCB:printed circuit board), and during as the main viewfinder of mobile communication terminal display unit or secondary form, after the heat that produces on the above-mentioned oled panel is communicated to flexible printed circuit board or printed circuit board (PCB), will there be the heat release problem to following emitting.But, when using two oled panels (main viewfinder and secondary form are used) 10,20 as shown in Figure 2 as main viewfinder or the use of secondary form, above-mentioned oled panel 10,20 respectively is installed in flexible printed circuit board or printed circuit board (PCB) 30, when main viewfinder or secondary form being installed on above-mentioned flexible printed circuit board or printed circuit board (PCB) 30 using, the heat that produces in above-mentioned two panels will exert an influence to the circuit model on flexible printed circuit board or the printed circuit board (PCB) etc.
Particularly, do not have under the state of abundant heat release, when the data of carrying out high speed transmit, the distortion of data waveform will take place, thereby cause the no line sensitivity of mobile communication terminal to reduce or generation display noise bad phenomenon at generation heat on the above-mentioned oled panel.
Address the above problem for making, as shown in Figure 2, the part of cutting flexible printed circuit board or printed circuit board (PCB) 30 is formed cutting part 31, and directly be close to DUAL oled panel 10,20 in its both sides, wherein on the oled panel 10 drive integrated circult 11 is installed, when in the drop weight test of carrying out mobile communication terminal (drop test) or when throwing mobile communication terminal because of carelessness, owing to directly be not provided with buffer component between the above-mentioned DUAL oled panel of pasting 10,20, may cause above-mentioned DUAL oled panel 10,20 (crack) phenomenon of breaking.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of mobile communication terminal with two ORGANIC ELECTROLUMINESCENCE DISPLAYS (DUALOLED) device, the present invention improves the radiator structure of the mobile communication terminal that has two OLED display unit in the prior art, make when the upper and lower side of flexible printed circuit board or printed circuit board (PCB) is installed two OLED display floaters, also can effectively dispel the heat even if produce heat in above-mentioned each panel, thereby prevent the heat loss flexible printed circuit board of above-mentioned generation or the circuit model on the printed circuit board (PCB) etc.
Another object of the present invention is to provide a kind of mobile communication terminal with two ORGANIC ELECTROLUMINESCENCE DISPLAYS (DUAL OLED) device, can effectively solve the heat dissipation problem of the heat that produces on the oled panel, make the distortion that when carrying out high-speed data transfer, prevents data waveform, and can prevent that the no line sensitivity of mobile communication terminal from reducing or the display noise bad phenomenon.
Another purpose of the present invention is to provide a kind of mobile communication terminal with two ORGANIC ELECTROLUMINESCENCE DISPLAYS (DUAL OLED) device, when directly being close to the use of DUAL oled panel, between above-mentioned two oled panels, be equipped with buffer component, make in the drop weight test of carrying out mobile communication terminal or when throwing mobile communication terminal because of carelessness, the impact that produces is cancelled out each other between above-mentioned DUAL oled panel, thereby prevent between the DUAL oled panel fracture phenomena to take place.
For achieving the above object, at first panel and second panel that drive integrated circult (IC) is set is installed, and between above-mentioned first panel and second panel, install in the mobile communication terminal with two ORGANIC ELECTROLUMINESCENCE DISPLAYS (DUAL OLED) device of flexible printed circuit board (FPCB) or printed circuit board (PCB) (PCB), it is characterized in that: include flexible printed circuit board or the printed circuit board (PCB) that middle body is cut between above-mentioned a pair of first panel and second panel, on above-mentioned flexible printed circuit board or the printed circuit board (PCB), between the oled panel of any side setting heating panel is installed down.
For effectively realizing purpose of the present invention, in the first embodiment of the present invention, above-mentioned heating panel preferably is made of the good aluminum of heat conductivity.
In addition, for effectively realizing purpose of the present invention, in the second embodiment of the present invention, preferably, above-mentioned heating panel is under the effect of being close to member, the one side is close to the downside of above-mentioned main viewfinder with oled panel by the cutting part that forms on flexible printed circuit board or the printed circuit board (PCB), and the another side of above-mentioned heating panel then is close to above-mentioned second panel by being close to member.
And, for making effective realization purpose of the present invention, in the third embodiment of the present invention, the above-mentioned preferably two-sided tape (tape) of member of being close to.
And, for achieving the above object, in the second embodiment of the present invention, the mobile communication terminal with two ORGANIC ELECTROLUMINESCENCE DISPLAYS (DUAL OLED) device includes following several sections: an OLED (Organic Electro-Luminescence Display-ORGANIC ELECTROLUMINESCENCE DISPLAYS) panel; The 2nd OLED (Organic Electro-Luminescence Display-ORGANIC ELECTROLUMINESCENCE DISPLAYS) panel; Be arranged between an above-mentioned OLED (Organic-Electro Luminescence Display-ORGANIC ELECTROLUMINESCENCE DISPLAYS) panel and the 2nd OLED (the Organic Electro-Luminescence Display-ORGANIC ELECTROLUMINESCENCE DISPLAYS) panel FPCB that its middle body is cut (Flexible Printed CircuitBoard-flexible printed circuit board) or PCB (printed circuit board (PCB)); Be close to any one panel in above-mentioned first and second oled panel by the cutting part that forms among above-mentioned FPCB (FlexiblePrinted Circuit Board-flexible printed circuit board) or the PCB (printed circuit board (PCB)), the heating panel of then directly being close to another panel.
Improved the radiator structure of the mobile communication terminal that has DUAL OLED display unit in the prior art among the present invention, make when the upper and lower side of flexible printed circuit board or printed circuit board (PCB) is installed two OLED display floaters, also can effectively dispel the heat even if produce heat in above-mentioned each panel, thereby prevent the heat loss flexible printed circuit board of above-mentioned generation or the circuit model on the printed circuit board (PCB) etc.
And, efficiently solve the heat dissipation problem of the heat that produces on the oled panel among the present invention, make the distortion that when carrying out high-speed data transfer, prevents data waveform, and can prevent that the no line sensitivity of mobile communication terminal from reducing or the display noise bad phenomenon.
In addition, when directly being close to the use of DUAL oled panel among the present invention, between above-mentioned two oled panels, be equipped with buffer component, make in the drop weight test of carrying out mobile communication terminal or when throwing mobile communication terminal because of carelessness, the impact that produces is cancelled out each other between above-mentioned DUAL oled panel, thereby prevent between the DUALOLED panel fracture phenomena to take place.
Description of drawings
Fig. 1 is the driving block diagram of organic electroluminescence display device and method of manufacturing same;
Fig. 2 is the exploded perspective view of the major part of double organic luminescent display units of the prior art;
Fig. 3 is the exploded perspective view of the major part of the double organic luminescent display units among the present invention;
Fig. 4 is the sectional view of the major part among the present invention.
Wherein, Reference numeral:
10: the one OLED devices (ORGANIC ELECTROLUMINESCENCE DISPLAYS) 11: drive integrated circult
20: the two OLED devices (ORGANIC ELECTROLUMINESCENCE DISPLAYS) 30: flexible printed circuit board or printed circuit board (PCB)
31: cutting part 40: heating panel
41: be close to member
Embodiment
With reference to the accompanying drawings the useful embodiment among the present invention is described in detail.
Fig. 3 is the exploded perspective view that adopts double organic luminescent display units of the present invention; Fig. 4 is the sectional view that is used for showing bonding state of the present invention.
For conveniently describing, at prior art in identical part will give identical symbol.
As shown in the figure, in DUAL OLED display unit, first panel and second panel that drive integrated circult 11 is installed will constitute in pairs, and between above-mentioned two panels flexible printed circuit board or printed circuit board (PCB) will be installed.
Wherein, feature of the present invention is: the oled panel 10,20 in that upper and lower any side of above-mentioned flexible printed circuit board or printed circuit board (PCB) 30 is provided with promptly, will be equipped with heating panel 40 between first panel 10 and second panel 20.
For effectively realizing purpose of the present invention, above-mentioned heating panel 40 preferably is made of the good aluminum of heat conductivity.
In addition, for effectively realizing purpose of the present invention, in the second embodiment of the present invention, preferably, above-mentioned heating panel 40 is under the effect of being close to member 41, the one side is close to the downside of above-mentioned main viewfinder with oled panel 10 by the cutting part 31 that forms on flexible printed circuit board or the printed circuit board (PCB) 30, and the another side of above-mentioned heating panel 40 then is close to above-mentioned second panel 20 by being close to member 41.
And, the above-mentioned preferably double coated film of member 41 of being close to.
In addition, for effectively realizing purpose of the present invention, preferably, with the middle body cutting part formation cutting part 31 of above-mentioned flexible printed circuit board or printed circuit board (PCB) 30,40 of above-mentioned heating panels are installed on the gabarit that forms cutting part 31.
Below the as above action of the present invention of structure is described.
Wherein, the function of the DUAL OLED display unit among the present invention is identical with detailed description of the prior art with action, so save detailed repeat specification at this.
In technical characterictic of the present invention, when the present invention uses under bonding state as shown in Figure 4, identical with situation of the prior art, to produce the heat of a little on above-mentioned first panel 10 and second panel 20, in the heat of above-mentioned generation, the heat that produces on first panel 10 will dispel the heat under the effect of heating panel 40 after conducting by flexible printed circuit board 30; The heat that produces on second panel 20 then directly dispels the heat by heating panel 40, thereby the heat that produces in the above-mentioned first panel 1O and second panel 20 will can not influence the circuit model of flexible printed circuit board or printed circuit board (PCB) 30 etc.
Therefore, even if produce heat on the oled panel that two-sided (DUAL) constitutes, also can fully dispel the heat by heating panel 40, make under the situation of carrying out data transmission at a high speed, can prevent the phenomenon of data waveform distortion in advance, thereby the no line sensitivity that prevents mobile communication terminal reduces or the display noise bad phenomenon.
And, the part of cutting flexible printed circuit board or printed circuit board (PCB) 30 central authorities is formed cutting part 31, and directly be close to DUAL OLED 10,20 in the both sides of above-mentioned cutting part 31 and use, make in the drop weight test of carrying out mobile communication terminal or when throwing mobile communication terminal because of carelessness, the heating panel 40 that is equipped between the above-mentioned DUAL oled panel 10,20 plays the effect of buffer component, thereby prevents that above-mentioned DUAL oled panel 10,20 is subjected to impacting the back and breaks.
In sum, the operator of relevant industries also can realize purpose of the present invention with other concrete form under the situation that does not change basic fundamental thought of the present invention or essential features.
As above described in detail, improved the radiator structure of the mobile communication terminal that has DUAL OLED display unit in the prior art among the present invention, make when the upper and lower side of flexible printed circuit board or printed circuit board (PCB) is installed two OLED display floaters, also can effectively dispel the heat even if produce heat in above-mentioned each panel, thereby prevent the heat loss flexible printed circuit board of above-mentioned generation or the circuit model on the printed circuit board (PCB) etc.
And, efficiently solve the heat dissipation problem of the heat that produces on the oled panel among the present invention, make the distortion that when carrying out high-speed data transfer, prevents data waveform, and can prevent that the no line sensitivity of mobile communication terminal from reducing or the display noise bad phenomenon.
In addition, when directly being close to the use of DUAL oled panel among the present invention, between above-mentioned two oled panels, be equipped with buffer component, make in the drop weight test of carrying out mobile communication terminal or when throwing mobile communication terminal because of carelessness, the impact that produces is cancelled out each other between above-mentioned DUAL oled panel, thereby prevent between the DUALOLED panel fracture phenomena to take place.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.

Claims (5)

1. mobile communication terminal with double organic luminescent display units, at first panel and second panel that drive integrated circult is set is installed, and the mobile communication terminal with double organic luminescent display units of flexible printed circuit board or printed circuit board (PCB) is installed between described first panel and second panel, it is characterized in that
Include flexible printed circuit board or printed circuit board (PCB) that middle body is cut between described first panel and second panel;
Between the organic EL display panel of upper and lower any side setting of described flexible printed circuit board or printed circuit board (PCB) heating panel is installed.
2. the mobile communication terminal with double organic luminescent display units according to claim 1 is characterized in that, described heating panel is the good aluminum of heat conductivity.
3. the mobile communication terminal with double organic luminescent display units according to claim 1 is characterized in that,
Described heating panel is under the effect of being close to member, and the one side is close to the downside of described main viewfinder with organic EL display panel by the cutting part that forms on flexible printed circuit board or the printed circuit board (PCB);
The another side of described heating panel then is close to described second panel by being close to member.
4. the mobile communication terminal with double organic luminescent display units according to claim 1 is characterized in that, the described member of being close to is a double coated film.
5. the mobile communication terminal with double organic luminescent display units is characterized in that, includes following several sections:
First organic EL display panel;
Second organic EL display panel;
Be arranged between described first organic EL display panel and second organic EL display panel flexible printed circuit board that its middle body is cut or printed circuit board (PCB);
Be close to any one panel in described first and second organic EL display panel by the cutting part that forms in described flexible printed circuit board or the printed circuit board (PCB), the heating panel of then directly being close to another panel.
CNB2005100706472A 2004-11-24 2005-05-17 Mobile communication terminal with double organic luminescent display units Expired - Fee Related CN100471375C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020040097163A KR100705041B1 (en) 2004-11-24 2004-11-24 Handheld communication terminal including dual oled display apparatus
KR1020040097163 2004-11-24

Publications (2)

Publication Number Publication Date
CN1780547A true CN1780547A (en) 2006-05-31
CN100471375C CN100471375C (en) 2009-03-18

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CN (1) CN100471375C (en)

Cited By (2)

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CN102024405A (en) * 2009-09-15 2011-04-20 三星移动显示器株式会社 Flat panel display
CN105611812A (en) * 2016-03-11 2016-05-25 广东欧珀移动通信有限公司 Mobile terminal

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KR101306701B1 (en) * 2006-11-29 2013-09-10 엘지전자 주식회사 Data line module and mobile phone having the same
KR100948854B1 (en) 2008-03-18 2010-03-22 삼성모바일디스플레이주식회사 Duel display module and display apparatus having the same
KR100932177B1 (en) * 2009-08-31 2009-12-16 (주)일신테크 Portable terminal case module using the heating adhesive tape
CN102595767B (en) * 2011-01-13 2015-07-22 钰桥半导体股份有限公司 Circuit board structure of mobile electronic product and manufacturing method thereof
KR101806942B1 (en) 2011-09-28 2017-12-08 삼성전자주식회사 Near field communication antenna device of a mobile terminal

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KR20010035369A (en) * 2001-02-07 2001-05-07 박종섭 device for backright of dual polder handyphone
TWI250498B (en) * 2001-12-07 2006-03-01 Semiconductor Energy Lab Display device and electric equipment using the same
KR20030091402A (en) * 2002-05-27 2003-12-03 에스케이 텔레콤주식회사 Display device of mobile phone

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Publication number Priority date Publication date Assignee Title
CN102024405A (en) * 2009-09-15 2011-04-20 三星移动显示器株式会社 Flat panel display
CN105611812A (en) * 2016-03-11 2016-05-25 广东欧珀移动通信有限公司 Mobile terminal

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Publication number Publication date
KR100705041B1 (en) 2007-04-10
CN100471375C (en) 2009-03-18
KR20060057962A (en) 2006-05-29

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Owner name: LANGCHAO LEJIN DIGITAL MOBILE COMMUNICATION CO., L

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Address after: 264001 No. 228 Changjiang Road, Yantai economic and Technological Development Zone, Shandong, China

Patentee after: Langchao Lejin Digital Mobile Communication Co., Ltd.

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