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CN1822606A - Mobile communication terminal with double-axis sidespin shut leaf - Google Patents

Mobile communication terminal with double-axis sidespin shut leaf Download PDF

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Publication number
CN1822606A
CN1822606A CNA2005101125999A CN200510112599A CN1822606A CN 1822606 A CN1822606 A CN 1822606A CN A2005101125999 A CNA2005101125999 A CN A2005101125999A CN 200510112599 A CN200510112599 A CN 200510112599A CN 1822606 A CN1822606 A CN 1822606A
Authority
CN
China
Prior art keywords
sidespin
axis
shut
double
hinge
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
CNA2005101125999A
Other languages
Chinese (zh)
Other versions
CN100448249C (en
Inventor
南基允
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.)
LG Electronics China Research and Development Center 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 CN1822606A publication Critical patent/CN1822606A/en
Application granted granted Critical
Publication of CN100448249C publication Critical patent/CN100448249C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H04M1/0206Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0214Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
    • H04M1/0222Foldable in two directions, i.e. using a two degree of freedom hinge
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00Hinges with pins
    • E05D3/06Hinges with pins with two or more pins
    • E05D3/10Hinges with pins with two or more pins with non-parallel pins
    • 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
    • H04M1/0206Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0225Rotatable telephones, i.e. the body parts pivoting to an open position around an axis perpendicular to the plane they define in closed position
    • H04M1/0233Including a rotatable display body part
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2999/00Subject-matter not otherwise provided for in this subclass

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Telephone Set Structure (AREA)

Abstract

The present invention discloses one kind of mobile communication terminal with double-shaft side rotating hinge for opening and closing the turned cover in different turning modes. The mobile communication terminal includes a terminal body capable of side rotating in certain angle; a turned cover capable of being opened from the terminal body or closed to the terminal body; and a double-shaft side rotating hinge connected to the terminal body and the turned cover for opening the turned cover from the terminal body, closing the turned cover to the terminal body and rotating in certain angle. The present invention can regulate the display direction freely through altering the relative state of the turned cover to the terminal body to facilitate the application of the mobile communication terminal.

Description

Mobile communication terminal with double-axis sidespin shut leaf
Technical field
The present invention relates to mobile communication terminal, particularly relate to a kind of mobile communication terminal with double-axis sidespin shut leaf, double-axis sidespin shut leaf rotates, open and close fuselage and turning cover part, simultaneously can also distinguish sidespin, thereby can be along with the switching of terminal, the laying state of terminal fuselage and turning cover part is carried out various deformation.
Background technology
Mobile communication terminal has surmounted the stage of simple transmission voice messaging along with the continuous development of technology, can provide diversified content of multimedia such as Word message, recreation, activity video, film to the user at present.
Recently, provide diversified value-added services such as alcohol inspection, biological rhythm inspection, thisly utilized the value-added service of mobile communication terminal portable characteristics to be continuous increase trend by as above mobile communication terminal.
Particularly in order to make the user can use as above activity video, film or diversified value-added service at an easy rate, the display screen of the screen section that has in the terminal need freely change with horizontal picture or vertical picture etc.
Because this needs have the mobile communication terminal increased popularity of sidespin type hinge, Fig. 8 is the oblique view that shows the mobile communication terminal that has common sidespin type hinge.
As shown in Figure 8, the mobile communication terminal that has sidespin type hinge is made of fuselage 110, upper component 120 and sidespin type hinge 130, and Fig. 8 has shown upper component 120 after fuselage 110 rotating opening, in the direction of the clock the state of 90 ° of sidespins.
Fuselage 110 has the keypad 112 that is used to carry out input command and microphone 114 etc., and upper component 120 has and is used for display part 122 that content is shown and loud speaker 124 etc.
But the bottom of sidespin type hinge 130 is incorporated on the fuselage 110 and sidespin, on its two sides, combines and turns with hinge mode and upper component 120, and upper component 120 can be opened or closed from fuselage 110.
But, there are the following problems as above to have the mobile communication terminal of sidespin type hinge, promptly, after upper component is opened, sidespin is 90 ° in the direction of the clock, shows horizontal picture in screen section, but when the upper component sidespin is more than 90 °, upper component covers the keypad that back has, and influences keypad and uses.
That is, the user is being restricted aspect the angle that can make the upper component sidespin, therefore, when the user needs inverted image, is difficult to operation.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of mobile communication terminal with double-axis sidespin shut leaf, double-axis sidespin shut leaf rotates, open and close fuselage and turning cover part, simultaneously can also distinguish sidespin, thereby can be along with the switching of terminal, the laying state of terminal fuselage and turning cover part is carried out various deformation.
For achieving the above object, the feature that the present invention has the mobile communication terminal of double-axis sidespin shut leaf is to comprise following several sections: fuselage, and can be by set angle sidespin; Turning cover part, with fuselage rotating opening or switching, and can be by set angle sidespin; Double-axis sidespin shut leaf links above-mentioned fuselage and turning cover part respectively, makes fuselage and the turning cover part can rotating opening and close, and can also press set angle sidespin respectively simultaneously.
Another feature of the present invention is that double-axis sidespin shut leaf comprises following several sections: the 1st sidespin hinge, and one side and above-mentioned fuselage sidespin link, and make the fuselage can be by set angle sidespin; The 2nd sidespin hinge, the one side is the center with the rotation axis, combines in the hinge mode with the opposite side of above-mentioned the 1st sidespin hinge, makes fuselage and turning cover part rotating opening or closes, its opposite side and turning cover part sidespin link, and make the above-mentioned turning cover part can be by set angle sidespin.
Another feature of the present invention is: on the back side of the upper end of fuselage one side, form for a upper lateral part of the 1st sidespin hinge the 1st sidespin space that links of sidespin in opposite directions; On the back side of the lower end of turning cover part one side, form for the 2nd sidespin space that links of sidespin in opposite directions, the opposite side top of the 2nd sidespin hinge.
Another feature of the present invention is also to comprise a bend: be bent to form between the 1st sidespin hinge one side and opposite side, connecting sidespin and be linked to the 1st sidespin hinge one side in the 1st sidespin space and the 1st sidespin hinge opposite side that is incorporated into the 2nd sidespin hinge one side in the hinge mode.
Another feature of the present invention is: turning cover part is the center with the double-axis sidespin shut leaf, and sidespin is 90 ° in the direction of the clock; Fuselage is the center with above-mentioned double-axis sidespin shut leaf, and by the counter clockwise direction half-twist, turning cover part and fuselage are the center with above-mentioned double-axis sidespin shut leaf, are arranged side by side to the left and right.
Of the present invention have the mobile communication terminal of double-axis sidespin shut leaf by having a double-axis sidespin shut leaf that makes fuselage and turning cover part rotating opening or close, also can distinguish sidespin, can make the laying state of terminal fuselage and turning cover part carry out various deformation along with the opening or closing of terminal.
Description of drawings
Fig. 1 is the plane graph that shows the mobile communication terminal open mode with double-axis sidespin shut leaf of one embodiment of the invention.
Fig. 2 is the concise and to the point side view that shows mobile communication terminal shown in Figure 1.
Fig. 3 is the oblique view that shows the mobile communication terminal closed condition with double-axis sidespin shut leaf of one embodiment of the invention.
Fig. 4 is the oblique view that shows mobile communication terminal open mode shown in Figure 3.
Fig. 5 is the oblique view that shows 90 ° of states of turning cover part sidespin of mobile communication terminal shown in Figure 4.
Fig. 6 is the oblique view that shows 90 ° of states of double-axis sidespin shut leaf sidespin of mobile communication terminal shown in Figure 3.
Fig. 7 is the oblique view that shows the hinge part opening state of mobile communication terminal shown in Figure 6.
Fig. 8 is the oblique view that shows the mobile communication terminal with common sidespin type hinge.
Wherein, Reference numeral:
10: fuselage 20: turning cover part
30: 40: the 1 sidespin hinges of double-axis sidespin shut leaf
50: the 2 sidespin hinges
Embodiment
With reference to the accompanying drawings, further specify useful embodiment of the present invention.
Referring to figs. 1 through Fig. 7, formation with mobile communication terminal of double-axis sidespin shut leaf of the present invention is described, wherein, Fig. 1 is the plane graph that shows the mobile communication terminal open mode with double-axis sidespin shut leaf of one embodiment of the invention, Fig. 2 is the concise and to the point side view that shows mobile communication terminal shown in Figure 1, Fig. 3 is the oblique view that shows the mobile communication terminal closed condition with double-axis sidespin shut leaf of one embodiment of the invention, Fig. 4 is the oblique view that shows mobile communication terminal open mode shown in Figure 3, Fig. 5 is the oblique view that shows 90 ° of states of turning cover part sidespin of mobile communication terminal shown in Figure 4, Fig. 6 is the oblique view that shows 90 ° of states of double-axis sidespin shut leaf sidespin of mobile communication terminal shown in Figure 3, and Fig. 7 is the oblique view that shows the hinge part opening state of mobile communication terminal shown in Figure 6.
To shown in Figure 7, the mobile communication terminal with double-axis sidespin shut leaf of the present invention comprises fuselage 10, turning cover part 20 and double-axis sidespin shut leaf 30 as Fig. 1.
Fuselage 10 has the keypad 12 that is used to import various command in its front, in the top the side back side forms the 1st sidespin space 14 that links for the 1st sidespin hinge 40 1 sides 42 sidespins that have with double-axis sidespin shut leaf 30.
At this moment, have sidespin portion (not marking among the figure) and corresponding with it sidespin hole (not marking among the figure) respectively at the 1st sidespin space 14 and the center of the 1st sidespin hinge 40 1 sides 42, so that a side 42 bindings of fuselage 10 and the 1st sidespin hinge 40 90 ° of sidespins in the direction of the clock also; The angle part in the 1st sidespin space 14 is preferably formed as curved surface, so that a side 42 of the 1st sidespin hinge 40 sidespin smoothly.
Above-mentioned sidespin links required sidespin structure as everyone knows or just in force, therefore omits detailed description thereof.
Turning cover part 20 can or be closed with fuselage 10 rotating opening, and its front has display part 22, form at the side back side of its lower end for and the 2nd sidespin space 24 that links of opposite side 54 sidespins of the 2nd sidespin hinge 50 that has of double-axis sidespin shut leaf 30.
At this moment, turning cover part 20 has sidespin portion (not marking among the figure) and corresponding with it sidespin hole (not marking among the figure) respectively at the 2nd sidespin space 24 and the center of the 2nd sidespin hinge 50 opposite sides 54, so that can link also in the direction of the clock 90 ° of sidespins with the opposite side 54 of the 2nd sidespin hinge 50; The angle part in the 2nd sidespin space 24 is preferably formed as curved surface, so that the opposite side 54 of the 2nd sidespin hinge 50 sidespin smoothly.
Double-axis sidespin shut leaf 30 constitutes by the 1st sidespin hinge 40 that links with fuselage 10 sidespins and with the 2nd sidespin hinge 50 that the sidespin of turning cover part 20 links, makes fuselage 10 with turning cover part 20 rotating opening or close, and can press 90 ° of sidespins respectively simultaneously.
It is tabular that one side 42 of the 1st sidespin hinge 40 is semicircle, is linked to the 1st sidespin space 14 that forms at the one side back side, fuselage 10 upper ends in opposite directions, and can sidespin axle (Y) is the center sidespin; One side 52 of the opposite side 44 of the 1st sidespin hinge 40 and the 2nd sidespin hinge 50 combines in the hinge mode, and can rotation axis (X) be that benchmark rotates, and makes fuselage 10 with turning cover part 20 rotating opening or close.
The bend 46 of the 1st sidespin hinge 40 is bent to form between side 42 of the 1st sidespin hinge 40 and opposite side 44, is connecting the 1st sidespin hinge 40 1 sides 42 and the opposite side 44 that is incorporated into the 2nd sidespin hinge one side 52 in the hinge mode that sidespin is linked to the 1st sidespin space 14; Bend 46 has the height highly corresponding with fuselage 10.
That is, the opposite side 44 of the 1st sidespin hinge 40 is positioned at than the 1st sidespin hinge 40 1 sides 42 and exceeds position with the highly corresponding height of above-mentioned fuselage 10.
One side 52 of the 2nd sidespin hinge 50 and the opposite side 44 of the 1st sidespin hinge 40 are the center with rotation axis (X), combine in the hinge mode, make fuselage 10 and turning cover part 20 rotating opening or close; It is tabular that the opposite side 54 of the 2nd sidespin hinge 50 is semicircle, is linked to the 2nd sidespin space 24 that forms at the one side back side, lower end with turning cover part 20 in opposite directions, and can sidespin axle (Z) is the center sidespin.
Therefore, turning cover part 20 can double-axis sidespin shut leaf 30 the 2nd sidespin hinge 50 be center 90 ° of sidespins in the direction of the clock, fuselage 10 can double-axis sidespin shut leaf 30 the 1st sidespin hinge 40 for the center by 90 ° of sidespins counterclockwise, thereby can make fuselage 10 and turning cover part 20 rotating opening or close, simultaneously can also carry out sidespin, with double-axis sidespin shut leaf 30 is the center, is arranged side by side to the left and right.
Below with reference to Fig. 3 to Fig. 7, the action of the mobile communication terminal with double-axis sidespin shut leaf of one embodiment of the invention is described.
As shown in Figure 3, under the mobile communication terminal closed condition, the 2nd sidespin hinge 50 of double-axis sidespin shut leaf 30 is exposed to the lateral surface of turning cover part 20, and the 1st sidespin hinge 40 is exposed to the lateral surface of fuselage 10.
As shown in Figure 4, if the user opens the turning cover part 20 of mobile communication terminal shown in Figure 3, so, the 1st sidespin hinge 40 that sidespin is incorporated into the 1st sidespin space 14 of fuselage 10 is that rotate at the center with the 2nd sidespin hinge 50 that combines in the hinge mode with rotation axis (X), the turning cover part 20 that combines with the 2nd sidespin hinge 50 sidespins is rotated, and turning cover part 20 is opened.
As shown in Figure 5, if the user is the turning cover part 20 of sidespin terminal shown in Figure 4 in the direction of the clock, so, to be incorporated into the turning cover part 20 of the opposite side 54 of the 2nd sidespin hinge 50 be 90 ° of center sidespins with sidespin axle (Z) to sidespin in opposite directions, and the display part 22 that has in the turning cover part 20 is shown as horizontal picture.
As shown in Figure 6, under the state that fuselage 10 that makes terminal shown in Figure 3 and turning cover part 20 are fixed, if the whole double-axis sidespin shut leaf 30 of user's sidespin, so, the 2nd sidespin space 14 that forms on the 1st sidespin space 14 that double-axis sidespin shut leaf 30 forms on the fuselage 10 and the turning cover part 20, (Y Z) is 90 ° of center sidespins with the sidespin axle.
As shown in Figure 7, if the user closes the turning cover part 20 of terminal shown in Figure 6, so, the 1st sidespin hinge 40 that is incorporated into the 1st sidespin space 14 of fuselage 10 with sidespin is that rotate at the center with the 2nd sidespin hinge 50 that hinge combines with rotation axis (X), turning cover part 20 rotating opening that combine with the 2nd sidespin hinge 50 sidespins, so be arranged side by side with fuselage 10, the display part 22 that turning cover part 20 has shows by the direction opposite with fuselage 10.
At this moment, can be with software mode, make in the display part 22 picture displayed Rotate 180 °, be shown to the user with the erect image picture.
In addition, under mobile communication terminal state shown in Figure 5, if sidespin turning cover part 20 then becomes mobile communication terminal state as shown in Figure 7.
Therefore, by having a double-axis sidespin shut leaf that makes fuselage and turning cover part running open or close, also can distinguish sidespin, can opening or closing along with terminal, the angle that makes terminal fuselage and turning cover part can be carried out diversified distortion to its laying state 0 ° ~ 180 ° scope internal strains.
On the other hand, illustrated in the above-described embodiments situation is, double-axis sidespin shut leaf is positioned at the upper end, right side of terminal fuselage, and turning cover part is sidespin in the direction of the clock, and fuselage is by sidespin counterclockwise.But, in other embodiments, double-axis sidespin shut leaf also can be positioned at the upper end, left side of terminal fuselage, and turning cover part is by the counter clockwise direction sidespin, and fuselage is sidespin in the direction of the clock.
In sum, of the present invention have the mobile communication terminal of double-axis sidespin shut leaf by having a double-axis sidespin shut leaf that makes fuselage and turning cover part rotating opening or close, also can distinguish sidespin, can make the laying state of terminal fuselage and turning cover part carry out various deformation along with the opening or closing of terminal.
And, carry out various deformation by laying state to terminal fuselage and turning cover part, can freely regulate the direction that the screen section image content is shown to the user.
In addition, be shown to user's direction, when the horizontal picture of needs, or when needing the inverted image of image,, can easily use in this case such as show events image or photo etc. by freely regulating the screen section image content.
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 (7)

1. mobile communication terminal with double-axis sidespin shut leaf at mobile communication terminal, is characterized in that: comprise following several sections:
Fuselage can be by set angle sidespin;
Turning cover part, with fuselage rotating opening or switching, and can be by set angle sidespin;
Double-axis sidespin shut leaf links described fuselage and turning cover part respectively, makes fuselage and the turning cover part can rotating opening and close, and can also press set angle sidespin respectively simultaneously.
2. the mobile communication terminal with double-axis sidespin shut leaf according to claim 1 is characterized in that: described double-axis sidespin shut leaf comprises following several sections:
The 1st sidespin hinge, one side and described fuselage sidespin link, and make the described fuselage can be by set angle sidespin;
The 2nd sidespin hinge, the one side is the center with the rotation axis, combines in the hinge mode with the opposite side of described the 1st sidespin hinge, makes fuselage and turning cover part rotating opening or closes, its opposite side and turning cover part sidespin link, and make the described turning cover part can be by set angle sidespin.
3. the mobile communication terminal with double-axis sidespin shut leaf according to claim 2 is characterized in that:
On the back side of the upper end of fuselage one side, form for a upper lateral part of the 1st sidespin hinge the 1st sidespin space that links of sidespin in opposite directions; On the back side of the lower end of turning cover part one side, form for the 2nd sidespin space that links of sidespin in opposite directions, the opposite side top of the 2nd sidespin hinge.
4. according to any described mobile communication terminal in the claim 1 to 3 with double-axis sidespin shut leaf, it is characterized in that: also comprise a bend: between the 1st sidespin hinge one side and opposite side, be bent to form, connecting sidespin and be linked to the 1st sidespin hinge one side in the 1st sidespin space and the 1st sidespin hinge opposite side that is incorporated into the 2nd sidespin hinge one side in the hinge mode.
5. the mobile communication terminal with double-axis sidespin shut leaf according to claim 4 is characterized in that: described bend has and the corresponding height of described fuselage height.
6. according to any described mobile communication terminal with double-axis sidespin shut leaf in the claim 1 to 3, it is characterized in that: described fuselage and turning cover part can rotating opening or are closed, and can distinguish 90 ° of sidespins.
7. the mobile communication terminal with double-axis sidespin shut leaf according to claim 6, it is characterized in that: described turning cover part is the center with described double-axis sidespin shut leaf, sidespin is 90 ° in the direction of the clock, described fuselage is the center with described double-axis sidespin shut leaf, by 90 ° of counter clockwise direction sidespins, described turning cover part and fuselage can described double-axis sidespin shut leaf be the center, about be arranged side by side.
CNB2005101125999A 2005-02-18 2005-10-12 Mobile communication terminal with double-axis sidespin shut leaf Expired - Fee Related CN100448249C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020050013749 2005-02-18
KR1020050013749A KR20060092674A (en) 2005-02-18 2005-02-18 Mobile communication terminal with biaxial swing hinge

Publications (2)

Publication Number Publication Date
CN1822606A true CN1822606A (en) 2006-08-23
CN100448249C CN100448249C (en) 2008-12-31

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CNB2005101125999A Expired - Fee Related CN100448249C (en) 2005-02-18 2005-10-12 Mobile communication terminal with double-axis sidespin shut leaf

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CN (1) CN100448249C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100849284B1 (en) * 2006-08-11 2008-07-29 삼성전자주식회사 Biaxial rotary folder type mobile communication terminal and its hinge device
KR100834619B1 (en) * 2006-11-23 2008-06-02 삼성전자주식회사 Hinge device of biaxial rotary folder type mobile communication terminal with locking function
KR100810352B1 (en) * 2006-12-21 2008-03-04 삼성전자주식회사 Portable terminal with a hinge device
KR100971997B1 (en) * 2008-08-29 2010-07-22 (주) 프렉코 Dual Twist Hinge Units for Mobile Devices
KR101360023B1 (en) * 2011-12-09 2014-02-12 (주)네오위즈게임즈 Method and apparatus for managing win-loss record of users

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001156893A (en) * 1999-11-29 2001-06-08 Nec Saitama Ltd Display system and its method for communication apparatus
JP4061473B2 (en) * 2002-04-26 2008-03-19 日本電気株式会社 Folding mobile phone
JP4093038B2 (en) * 2002-12-06 2008-05-28 日本電気株式会社 Folding portable device and hinge mechanism thereof
JP2004336091A (en) * 2003-04-30 2004-11-25 Nec Corp Foldable mobile communication apparatus

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KR20060092674A (en) 2006-08-23
CN100448249C (en) 2008-12-31

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Granted publication date: 20081231

Termination date: 20091112