WO2005083991A1 - カード型携帯電話機 - Google Patents
カード型携帯電話機 Download PDFInfo
- Publication number
- WO2005083991A1 WO2005083991A1 PCT/JP2005/002727 JP2005002727W WO2005083991A1 WO 2005083991 A1 WO2005083991 A1 WO 2005083991A1 JP 2005002727 W JP2005002727 W JP 2005002727W WO 2005083991 A1 WO2005083991 A1 WO 2005083991A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mobile phone
- card
- center frame
- housing
- module
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
Definitions
- the present invention provides a first housing forming a front surface of a mobile phone having a key switch, a display unit, and the like, such as a mobile phone including a case and a cover, and a mobile phone fitted to the first housing.
- the present invention relates to a mobile phone housing including a second housing forming a back surface of a telephone, and more particularly to a thin, lightweight, and small card-type mobile phone.
- a key switch and a display unit like a conventional mobile phone housing described in Patent Document 1
- a power supply and various components are mounted on a telephone housing including a first housing forming a front surface of the telephone equipped with a second housing forming a rear surface of the telephone by being fitted to the first housing. It is implemented and configured.
- a mobile phone case including two case bodies incorporating parts, fixing a transmitting unit, a receiving unit, and a grip to a case formed by combining the case bodies, and incorporating the printed circuit board in the case;
- the body structure is proposed especially for the purpose of thinness, light weight, and miniaturization.
- FIG. 1 is an exploded perspective view showing a telephone housing structure used in a conventional general mobile phone disclosed in Patent Document 1.
- the conventional telephone housing has a box-shaped first housing 601 forming the front of the telephone, and is fitted to the first housing 601 to form the back of the telephone. It acts as a box-shaped second housing 602, and between the first housing 601 and the second housing 602, a key switch 603 and a table are provided.
- a printed wiring board 605 on which various electric components such as a display portion 604 are mounted is sandwiched, and these constitute a body to constitute a mobile phone.
- a resin material is generally used for the first housing 601 and the second housing 602 from the viewpoints of price, ease of processing, and weight reduction. .
- FIG. 2 is a cross-sectional view showing a mobile phone housing structure disclosed in Patent Document 2.
- the printed circuit board 702 incorporating the electronic component 701 that cannot be reflowed by soldering is integrated by narrowing the copper foil forming surface 704a and 704b with the copper foil pattern on which the electronic component 703 that can be reflowed solder is mounted.
- the metal printed circuit board formed by the above as the first housing 705 and the second housing 706, respectively By sandwiching the metal printed circuit board formed by the above as the first housing 705 and the second housing 706, respectively, the thickness of the mobile phone housing can be reduced, and the weight can be reduced and the size can be reduced.
- Patent Document 1 Japanese Patent No. 2626627 (page 5, FIG. 1)
- Patent Document 2 Patent No. 2629376 (Page 3, FIG. 1, FIG. 2)
- the first problem is that when a mobile phone is made thinner, the first housing and the second housing necessarily need to be made thinner, so that their thickness becomes thinner, and the mechanical strength of the mobile phone becomes smaller. This leads to a decrease in However, since it is generally assumed that a mobile phone is to be carried in a pocket, a pocket, etc., it is not preferable to reduce the mechanical strength as the mobile phone becomes thinner.
- the second problem is that in order to secure the mechanical strength of the mobile phone to a strength that can be carried in a generally assumed backpack, pocket, or the like, the first housing and the second housing are each required. It is necessary to increase the wall thickness, and it is difficult to achieve the original purpose of thinning.
- the third problem is that, in order to secure the mechanical strength of a mobile phone to a strength that can be carried in a generally assumed case such as a backbone, a pocket, etc., the first and second housings are required.
- a high-rigidity material such as a metal
- the metal material generally has a permanent set when the yield point exceeds the yield point in the material standard, and the metal material is generally less than the resin material.
- the metal material because of its high brittleness, it is difficult to achieve a reduction in thickness while ensuring mechanical strength.
- Patent Document 2 The mobile phone housing structure disclosed in Patent Document 2 is also similar to Patent Document 1 because the mobile phone housing is made thinner and smaller using a second housing made of a metal material.
- metal materials are subject to material specifications, and beyond the yield point, permanent distortion remains in the material itself.
- metal materials are generally more brittle than resin materials, it is difficult to achieve a reduction in thickness while securing mechanical strength.
- the mechanical strength of the mobile phone is set to a strength which can be stored in a generally assumed pocket, a pocket, or the like. It has the reliability required for mobile phones, such as key switch keying and drop impact resistance, and it is difficult to make it thin. It was impossible to realize a telephone.
- the present invention has been proposed in order to solve such problems of the conventional technology, and has an advantage that the mechanical strength of a mobile phone can be stored in a generally assumed cable, a pocket, or the like and carried. It is an object of the present invention to provide a mobile phone which has the reliability required for a mobile phone, for example, a key switch keying characteristic, a drop impact resistance and the like, and which can be made thin. In particular, an object of the present invention is to provide a thin, lightweight, and compact card-type mobile phone.
- the card-type mobile phone supplies power to the upper housing and the lower housing made of a metal material, a housing structure formed of a center frame made of a resin material, and the card-type mobile phone.
- Multiple key switches It consists of a mounted key switch module and an LCD module that is a display function of a card-type mobile phone.
- the LCD module, the key switch module, the circuit board module, the antenna module, and the power module are optimized so that the stack thickness is minimized, and are sequentially stacked and mounted in a center frame.
- a center frame, in which the switch frame, the key switch module, the circuit board module, the antenna module, and the power module are stacked and contained, is sandwiched between the upper casing and the lower casing. At this time, the upper housing and the lower housing are connected so as to be in direct contact with each other.
- an external force is applied to the upper and lower casings made of a metal material by surrounding each functional module with the center frame made of a resin material, and sandwiching the upper and lower parts between the upper and lower casings made of a metal material.
- the center frame made of the resin material is deformed before the upper and lower casings made of the metal material are plastically deformed, so that excessive stress can be absorbed.
- Shock wave propagation is reduced, and reflected and dispersed shock waves can be received by the upper and lower housings.
- a material mainly composed of a resin having a flexural modulus in the range of 2 GPa to 17 GPa for one frame it is possible to exhibit the excessive stress absorbing effect and the shock wave propagation reducing effect most efficiently. it can.
- the mechanical strength of the mobile phone is generally assumed in addition to the above effects.
- a thin, lightweight, compact card type that secures enough strength to be carried and stored in a pocket, pocket, etc., and has the reliability required for mobile phones, for example, key switch resistance, drop impact resistance, etc.
- a mobile phone can be realized.
- FIG. 3 shows a configuration of an embodiment of a card-type mobile phone according to the present invention.
- 3 (a) is an overall perspective view of the card-type mobile phone according to the present invention
- FIG. 3 (b) is a sectional view taken along line A--A of FIG. 3 (a)
- FIG. 3 (c) is a view of FIG. 3 (b). It is B-B sectional drawing.
- the card-type mobile phone 101 includes an upper housing 102 and a lower housing made of a metal material (for example, a metal material such as stainless steel, nickel, titanium, aluminum, or magnesium and an alloy containing these as a main component).
- a housing structure composed of a center frame 106 made of a resin material (for example, PC, PA, PBT, POM, ABS, or a synthetic resin containing these as a main component);
- the LCD module 104, the key switch module 105, the circuit board module 108, the antenna module 107, and the module module 109 are sequentially optimized in the center frame 106 after minimizing the stack thickness thereof.
- the center frame 106, in which the LCD module 104, the key switch module 105, and the circuit board module 108 and the antenna module 107 and the power module 109 for wireless communication with each other are stacked and included,
- the housing 102 and the lower housing 103 are sandwiched, and the upper housing 102 and the lower housing 103 are connected so as to be in direct contact with each other.
- the center frame 106 has a flexural modulus in a range of 2 GPa to 17 GPa.
- a resin material is used to improve its mechanical strength (here, flexural modulus) by adding a filler (for example, glass fiber, carbon fiber, graphite, etc.) to the main material, or a pseudo-two element or pseudo-element.
- a filler for example, glass fiber, carbon fiber, graphite, etc.
- the amount of strain ⁇ increases with respect to the applied stress ⁇ , and when an external force is applied to the upper and lower casings 102 and 103 made of a metal material, the amount of deformation of the center frame 106 increases. This is because the upper and lower casings 102 and 103 are plastically deformed. In addition, the song of the center frame 106 When a resin material with a shear modulus of 17 GPa or more is used, the amount of strain ⁇ becomes smaller with respect to the applied stress ⁇ .Because the brittleness increases, the center will be increased when an external force is applied to the upper and lower housings 102 and 103 made of a metal material. This is because an obstacle such as a crack is easily generated in the frame 106, and a shock wave such as a drop impact force is also easily propagated.
- FIGS. 5, 6, and 7 are an exploded perspective view, an overall perspective view, and a sectional view showing a first embodiment of a card-type mobile phone according to the present invention
- FIG. 8 is a general reliability test of the mobile phone
- Fig. 9 shows the results of the application of the fold-resistant load test and the drop impact test
- Fig. 9 shows the results of the application of the fold-resistant load test, which is a general reliability test of a mobile phone
- Fig. 10 shows the results of the general reliability test of the mobile phone. This is the result of a certain drop impact test.
- FIG. 5 (a) is an exploded perspective view showing a configuration of a center frame in the first embodiment of the card type mobile phone according to the present invention
- FIG. 5 (a) is an exploded perspective view showing a configuration of a center frame in the first embodiment of the card type mobile phone according to the present invention
- FIG. 5 (a) is an exploded perspective view showing a configuration of a center frame in the first embodiment of the card type mobile phone
- FIG. 5 (b) is a first embodiment of the card type mobile phone according to the present invention.
- FIG. 6 is an exploded perspective view showing a sandwiching structure in a first embodiment of the card type mobile phone according to the present invention
- FIG. 7 (a) is a perspective view of the card type mobile phone according to the present invention.
- FIG. 7 (b) is a sectional view taken along line A-A of FIG. 7 (a)
- FIG. 7 (c) is a sectional view taken along line B-B of FIG. 7 (b). is there.
- a TFT type LCD capable of displaying 65,000 colors with 20,480 (128 x 160) effective pixels, an LCD module 104 having an LCD drive circuit and an outer frame for reinforcing mechanical strength, and 18
- the rubber key switch 105a is not shown.
- Stainless steel metal dome that transmits an electric signal to the FPC when the key switch 105a is pushed down into the FPC (flexible printed circuit board) in the figure.
- PC Po The LCD module 104, the key switch module 105, the antenna module 107, the circuit board module 108, the power module 109, and the SD card connector 201 are sequentially assembled in a center frame 106 made of synthetic resin in which 30% of glass fiber is mixed with (recarbonate). And integrated with the center frame 106 (Figs. 5 (a) and 5 (b)).
- the LCD module 104, the key switch module 105, the antenna module 107, the circuit board module 108, the power module 109, and the SD card connector 201 are sequentially assembled.
- the center frame 106 made of resin is sandwiched between the lower switch 103 and the key switch 105a of the center frame 106 from the direction opposite to the exposed surface of the key switch 105a. (Fig. 6).
- the maximum thickness on the surface facing the LCD module 104 on the circuit board module 108 was The logic circuit LSI 202 with a thickness of 1.5 mm was selectively surface-mounted, and the wireless circuit 1 ⁇ 1203 with a maximum thickness of 1.8 mm was selectively surface-mounted on the surface facing the key switch module 105 on the circuit board module 108 ( Fig. 7 ((b) and (c)).
- the LCD module 104, the key switch module 105, the antenna module 107, the circuit board module 108, the power module 109, and the SD card connector 201 which are sequentially incorporated, have a flexural modulus of 5.889 GPa.
- a synthetic resin center frame 106 containing 30% glass fiber into a certain PC between upper and lower housings 102, 103 made of stainless steel, when an external force is applied to the upper and lower housings 102, 103, the external force is applied to the center frame. Propagation to 106 causes the center frame 106 to deform before the upper and lower housings 102 and 103 undergo plastic deformation, thereby absorbing excessive stress.
- the thickness difference between the LCD module 104 and the key switch module 105 can be selectively surface-mounted and optimized for the logic circuit LSI 202 and the radio circuit LSI 203 on the circuit board module 108, and in addition to the above effects,
- the mechanical strength of the mobile phone is ensured to be strong enough to be stored in a generally assumed belt, pocket, etc., and the reliability required for the mobile phone, such as key switch keying characteristics, drop impact resistance, etc.
- a thin, lightweight, small-sized card-type mobile phone 101 provided can be realized.
- PA [nylon 6] (flexural modulus 1.4 GPa), PBT (flexural modulus) 2GPa), PC + glass fiber 20% synthetic resin (flexural modulus 4.251GPa), PA + carbon fiber 30% synthetic resin (flexural modulus 17GPa), PA + carbon fiber 40% synthetic resin (flexural modulus 23.4 Using GPa)
- the fold-resistant load application test is a test for evaluating whether the mechanical strength of a mobile phone can be secured to a level that can be carried in a generally assumed manner such as being stored in a pocket or a pocket.
- the telephone is placed evenly on the supporting columns located at the relative distance of SlOOmm, and a shear load is applied to the mobile phone by applying a load (here, 196N) to the center between the supporting columns. Things.
- a load here, 196N
- the bending elastic modulus is in the range of 2 GPa to 17 GPa, and the strength of a synthetic resin mixed with 30% glass fiber and PC, PA [nylon 66], PBT, POM , ABS, or a synthetic resin containing these as a main component.
- PC PC or PC-based synthetic resin
- PA or Most preferably, a synthetic resin containing PA as a main component is used.
- the upper frame 102 and the lower frame 103 made of stainless steel used in the present embodiment, and a center frame made of a synthetic resin in which 30% of glass fiber is mixed into a PC whose bending elastic modulus is 5.889 GPa are mixed. Stipulates the optimal combination of plate thickness.
- the upper housing 102 has four thicknesses tl (0.2 mm, 0.3 mm, 0.45 mm, 0.6 mm)
- the lower housing 103 has four thicknesses t2 (0.2 mm, 0.3 mm, 0.45 mm, 0.6 mm).
- the center frame 106 has four plate thicknesses t3 (0.4 mm, 0.6 mm, 0.9 mm, 1.2 mm), each of which is made up of five units.
- the center is increased when the amount of deformation of the upper and lower housings 102, 103 is plastically deformed.
- the amount of deformation of the frame 106 increased, and the upper and lower casings 102 and 103 were plastically deformed.
- FIG. 10 when a drop impact force is applied to the card-type mobile phone 101, when the plate thicknesses tl and t2 of the upper and lower casings 102 and 103 are 0.2 mm, the center does not depend on the plate thickness t3 of the center frame 106.
- the frame 106 was cracked or chipped.
- the mechanical strength of the card-type mobile phone 101 must be as high as possible in order to ensure the mechanical strength of the card-type mobile phone 101, which is generally assumed to be portable in a tongue or pocket, and to ensure the drop impact resistance.
- the ratio of the plate thickness tl, t2 of the bodies 102, 103 to the plate thickness t3 of the center frame 106 is 1: 2 or more, and the plate thickness tl, t2 of the upper and lower housings 102, 103 is 0.3 mm or more. It has been found that the thickness t3 of the steel sheet must be 0.6 mm or more.
- the total thickness of the card-type mobile phone 101 is minimized, and the thicknesses tl and t2 of the upper and lower housings 102 and 103 are set to 0.3 mm.
- the thickness t3 of the center frame 106 is most preferably 0.6 mm.
- the material of the upper and lower housings 102 and 103 in addition to stainless steel, nickel, titanium, aluminum, magnesium, or an alloy containing these as a main component can be used.
- nickel, titanium, aluminum, magnesium, or an alloy containing these as a main component can be used.
- 30% of PC + glass fiber used in this embodiment was mixed.
- Optimal flexural modulus of 106 (2GPa to 17GPa range)
- the optimal thickness of the upper housing 102, lower housing 103, and center frame 106 (the ratio of the thickness tl, t2 of the upper and lower housings 102, 103 to the thickness t3 of the center frame 106 is 1: 2 or more) had the same result as above.
- the center frame 106 in order to realize a thin, lightweight, and compact card-type mobile phone, the center frame 106 must have a flexural elasticity in the range of 2 GPa to 17 GPa, and accurately define a thin and fine shape. Because it must be formed, it is most preferable to use PC or a synthetic resin containing PC as the main component, or PA or a synthetic resin containing PA as the main component because of the ease of molding. From the viewpoint of mechanical strength, workability, and availability, it is most preferable to use an alloy mainly composed of stainless steel or stainless steel, an alloy mainly composed of nickel or nickel, titanium, or an alloy mainly composed of titanium. Most preferably, the ratio of the plate thickness tl, t2 of the housings 102, 103 to the plate thickness t3 of the center frame 106 is 1: 2 or more.
- FIG. 11 is an exploded perspective view, an overall perspective view, and a sectional view showing a second embodiment of the card-type mobile phone according to the present invention.
- FIG. 11 ( a ) is an exploded perspective view showing a holding structure in a second embodiment of the card type mobile phone according to the present invention
- FIG. 11 (b) is a second embodiment of the card type mobile phone according to the present invention
- 11 (c) is a sectional view taken along line AA of FIG. 11 (b).
- the configuration of the center frame 106 in the second embodiment is the same as that of the first embodiment (FIG. 5 ( a) Since the configuration is the same as that of (b)), the description is omitted.
- LCD module 104, key switch module 105, antenna module 107, circuit board module 108, power module 109, and SD card connector 201 are sequentially incorporated into a PC with a flexural modulus of 5.889 GPa.
- the center frame 106 made of resin is applied to the key switch 105a of the center frame 106 in the direction of the exposed surface, and the upper case 102 made of stainless steel, and the key switch 105a of the center frame 106 is set in the opposite direction to the exposed surface.
- arms 501a, 501b, 501c, and 501d having connection holes are provided in the upper housing 102, and the arms 501a, 501b, 501c, and 501d having the center frame 106 are provided with screw holes 502a corresponding to the arms 501a, 501b, 501c, and 501d.
- 502b, 503c, 504d Force S, lower B
- the arm 501a, 501b, 501c, 501d and the screw holes 502a, 502b, 503c, 504d on the housing 103 (corresponding to the opening of the connection holes).
- arms 503a, 503b, 503c, 503d there are provided arms 503a, 503b, 503c, 503d, and after the sandwiching and fitting, the arms 501a, 503a having connection holes and the screw holes 502a are connected to the connection holes 504a with the connection screws 504a. Arms with connection holes between the open arms 501b, 503b and the screw holes 502b with the connection screws 504b, and arms with connection holes between the arms 501c, 503c and the screw holes 502c with the connection screws 504c.
- the upper housing 102 and the lower housing 103 are directly connected to each other by connecting screws 501d, 503d and the screw holes 502d with connection screws 504d (FIGS. 11 (a) and 11 (b)).
- the relative positional force between the upper housing 102, the center frame 106, and the lower housing 103 is such that the upper housing 102 is the outermost surface, then the lower housing 103, and finally the center frame 106 is the innermost. (Fig. 11 (C)).
- the LCD module 104, the key switch module 105, the antenna module 107, the circuit board module 108, the power module 109, and the SD card connector 201 which are sequentially incorporated into a PC having a flexural modulus of 5.889 GPa.
- a synthetic resin center frame 106 containing 30% glass fiber between upper and lower housings 102 and 103 made of stainless steel, when an external force is applied to the upper and lower housings 102 and 103, the external force is applied to the center frame.
- Propagation to 106 causes the center frame 106 to deform before the upper and lower housings 102 and 103 undergo plastic deformation, thereby absorbing excessive stress.
- the relative positions of the upper housing 102 and the lower housing 103 are set so that the upper housing 102 and the lower housing 103 are directly connected to each other from the outside of the apparatus.
- shock waves such as a drop impact force are transmitted to the upper and lower housings 102, 103.
- the shock wave is reflected and dispersed at the interface between the upper and lower casings 102 and 103 and the center frame 106, reducing the propagation of the shock wave to the center frame 106 and reflecting the dispersed shock wave.
- the mechanical strength of the mobile phone is secured to the strength that can be carried in a generally envisaged pocket, pocket, or the like, as well as the above effects. It is possible to realize a thin, lightweight, compact card-type mobile phone having reliability, for example, key switch resistance, drop impact resistance, and the like.
- the center frame 106 is made of PC or a synthetic resin containing PC as a main component, which has a bending elastic modulus of 2 GPa and a force of 17 GPa, and which can accurately form a thin and fine shape.
- a synthetic resin containing PA as the main component, and make the materials of the upper and lower casings 102 and 103 mechanical strength and workability.
- FIG. 1 is an exploded perspective view showing a telephone housing structure used in a conventional general mobile phone disclosed in Patent Document 1.
- FIG. 2 is a cross-sectional view showing a mobile phone housing structure disclosed in Patent Document 2.
- FIG. 3 is a stress-strain curve of a resin material.
- FIG. 4 is an explanatory diagram of one embodiment of a card-type mobile phone according to the present invention.
- FIG. 5 is an exploded perspective view showing the configuration of a center frame in the card-type mobile phone according to the first embodiment of the present invention.
- FIG. 6 is an exploded perspective view showing a holding structure in the first embodiment of the card-type mobile phone according to the present invention.
- FIG. 7 is an oblique view showing the entire device in the first embodiment of the card-type mobile phone according to the present invention. It is a perspective view and a sectional view.
- FIG. 11 is an exploded perspective view showing a holding structure in a second embodiment of the card-type mobile phone according to the present invention, and a perspective view and a sectional view showing the entire apparatus.
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- Engineering & Computer Science (AREA)
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- Casings For Electric Apparatus (AREA)
Abstract
Description
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005800060707A CN1922850B (zh) | 2004-02-27 | 2005-02-21 | 卡式移动电话机 |
JP2006510412A JP4577306B2 (ja) | 2004-02-27 | 2005-02-21 | 携帯端末 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-052862 | 2004-02-27 | ||
JP2004052862 | 2004-02-27 |
Publications (1)
Publication Number | Publication Date |
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WO2005083991A1 true WO2005083991A1 (ja) | 2005-09-09 |
Family
ID=34908715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/002727 WO2005083991A1 (ja) | 2004-02-27 | 2005-02-21 | カード型携帯電話機 |
Country Status (3)
Country | Link |
---|---|
JP (3) | JP4577306B2 (ja) |
CN (1) | CN1922850B (ja) |
WO (1) | WO2005083991A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008031278A1 (fr) * | 2006-09-13 | 2008-03-20 | E28 (Shanghai) Limited | Procédé de fabrication d'un combiné intelligent ultra-mince |
WO2009081574A1 (ja) * | 2007-12-26 | 2009-07-02 | Wintech Polymer Ltd. | 携帯端末部品 |
WO2013137375A1 (ja) * | 2012-03-14 | 2013-09-19 | ユーエムジー・エービーエス株式会社 | めっき加工されたプラスチックシャーシ |
US8738103B2 (en) | 2006-07-18 | 2014-05-27 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102238802B (zh) * | 2010-04-23 | 2014-04-30 | 深圳富泰宏精密工业有限公司 | 电路板组件 |
CN104244648B (zh) * | 2013-06-17 | 2018-08-10 | 联想(北京)有限公司 | 电子设备、用于电子设备的壳体和制作该壳体的方法 |
CN103949056A (zh) * | 2014-04-21 | 2014-07-30 | 侯如升 | 一种手柄式手玩玩具基板 |
CN105635363A (zh) * | 2016-01-11 | 2016-06-01 | 广东欧珀移动通信有限公司 | 移动终端 |
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JPH05235822A (ja) * | 1992-02-24 | 1993-09-10 | Nippon Telegr & Teleph Corp <Ntt> | 携帯電話機 |
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JPH1075082A (ja) * | 1996-08-30 | 1998-03-17 | Fujitsu Ltd | 薄型無線装置 |
JP2000194268A (ja) * | 1998-12-28 | 2000-07-14 | Casio Comput Co Ltd | 携帯電子機器の保護パネル設置構造 |
JP2000223858A (ja) * | 1999-02-03 | 2000-08-11 | Casio Comput Co Ltd | 小型電子機器 |
JP4193275B2 (ja) * | 1999-03-29 | 2008-12-10 | ソニー株式会社 | 携帯機器用キャビネット |
JP2003204381A (ja) * | 2002-01-04 | 2003-07-18 | Hitachi Ltd | 情報通信端末装置 |
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2005
- 2005-02-21 JP JP2006510412A patent/JP4577306B2/ja not_active Expired - Fee Related
- 2005-02-21 WO PCT/JP2005/002727 patent/WO2005083991A1/ja active Application Filing
- 2005-02-21 CN CN2005800060707A patent/CN1922850B/zh not_active Expired - Fee Related
-
2010
- 2010-05-06 JP JP2010106125A patent/JP5336421B2/ja not_active Expired - Fee Related
-
2012
- 2012-02-13 JP JP2012028209A patent/JP5418619B2/ja not_active Expired - Fee Related
Patent Citations (2)
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JPS56137233U (ja) * | 1980-03-18 | 1981-10-17 | ||
JPH05235822A (ja) * | 1992-02-24 | 1993-09-10 | Nippon Telegr & Teleph Corp <Ntt> | 携帯電話機 |
Cited By (13)
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US11031677B2 (en) | 2006-07-18 | 2021-06-08 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
US8738103B2 (en) | 2006-07-18 | 2014-05-27 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
US9099773B2 (en) | 2006-07-18 | 2015-08-04 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
US9899727B2 (en) | 2006-07-18 | 2018-02-20 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
US10644380B2 (en) | 2006-07-18 | 2020-05-05 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
US11349200B2 (en) | 2006-07-18 | 2022-05-31 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
US11735810B2 (en) | 2006-07-18 | 2023-08-22 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
US12095149B2 (en) | 2006-07-18 | 2024-09-17 | Fractus, S.A. | Multiple-body-configuration multimedia and smartphone multifunction wireless devices |
WO2008031278A1 (fr) * | 2006-09-13 | 2008-03-20 | E28 (Shanghai) Limited | Procédé de fabrication d'un combiné intelligent ultra-mince |
WO2009081574A1 (ja) * | 2007-12-26 | 2009-07-02 | Wintech Polymer Ltd. | 携帯端末部品 |
JP2009155449A (ja) * | 2007-12-26 | 2009-07-16 | Wintech Polymer Ltd | 携帯端末部品 |
WO2013137375A1 (ja) * | 2012-03-14 | 2013-09-19 | ユーエムジー・エービーエス株式会社 | めっき加工されたプラスチックシャーシ |
JP2013189690A (ja) * | 2012-03-14 | 2013-09-26 | Umg Abs Ltd | めっき加工されたプラスチックシャーシ |
Also Published As
Publication number | Publication date |
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JPWO2005083991A1 (ja) | 2008-04-24 |
CN1922850A (zh) | 2007-02-28 |
JP4577306B2 (ja) | 2010-11-10 |
JP2012095361A (ja) | 2012-05-17 |
CN1922850B (zh) | 2011-05-18 |
JP5418619B2 (ja) | 2014-02-19 |
JP5336421B2 (ja) | 2013-11-06 |
JP2010193514A (ja) | 2010-09-02 |
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