WO2007032087A1 - 携帯端末装置 - Google Patents
携帯端末装置 Download PDFInfo
- Publication number
- WO2007032087A1 WO2007032087A1 PCT/JP2005/017186 JP2005017186W WO2007032087A1 WO 2007032087 A1 WO2007032087 A1 WO 2007032087A1 JP 2005017186 W JP2005017186 W JP 2005017186W WO 2007032087 A1 WO2007032087 A1 WO 2007032087A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal line
- terminal device
- flexible substrate
- line flexible
- connecting portion
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
- H05K1/0218—Reduction of cross-talk, noise or electromagnetic interference by printed shielding conductors, ground planes or power plane
-
- 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
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
- H04M1/0216—Foldable in one direction, i.e. using a one degree of freedom hinge
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0254—High voltage adaptations; Electrical insulation details; Overvoltage or electrostatic discharge protection ; Arrangements for regulating voltages or for using plural voltages
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0393—Flexible materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/14—Structural association of two or more printed circuits
- H05K1/147—Structural association of two or more printed circuits at least one of the printed circuits being bent or folded, e.g. by using a flexible printed circuit
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/14—Structural association of two or more printed circuits
- H05K1/148—Arrangements of two or more hingeably connected rigid printed circuit boards, i.e. connected by flexible means
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/04—Assemblies of printed circuits
- H05K2201/041—Stacked PCBs, i.e. having neither an empty space nor mounted components in between
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/05—Flexible printed circuits [FPCs]
- H05K2201/051—Rolled
Definitions
- the present invention relates to a mobile terminal device such as a mobile phone in which two casings are connected to each other via a connecting portion so as to be superposed, and in particular, a circuit board built in each of the two casings.
- the present invention relates to a portable terminal device in which a signal line flexible substrate for connecting between them is disposed through a connecting portion.
- Patent Documents 1 and 2 for the purpose of shielding the conductive layer, noise generated by the conductive layer is not emitted to the outside, or external noise does not affect the conductive layer.
- a flexible substrate provided with an electromagnetic shield layer covering both surfaces of a conductive layer having a signal line is used.
- FIGS. 12 and 13 mobile phones sold on the market include several signal line flexible substrates 70 1 arranged so as to pass through a connecting portion 700 having a hinge structure. There is also a case where a single casing grounding flexible board 702 that is grounded on the outside is disposed and grounded so that the casing is grounded.
- FIG. 12 is a perspective view showing a configuration example of a main part in the vicinity of a connection portion of a conventional mobile phone
- FIG. 13 is a vertical side view showing a configuration example of a flexible substrate arrangement portion in the connection portion.
- reference numeral 703 denotes a fixed housing provided with a transmitter, operation keys, and the like
- reference numeral 704 denotes a movable housing provided with a receiver, a liquid crystal display, and the like.
- the movable casing 704 also has a split structural force of a front exterior case 705 located on the display surface side and a rear exterior case 706 located on the back side.
- the housing 703 has cylindrical bearing exterior cylinder portions 709 and 710 that are formed to protrude on both sides of the end portion and into which the support shaft 708 in the hinge structure is fitted.
- a front outer case 705 of the housing 704 is formed in a cylindrical bearing outer cylindrical portion 711 that protrudes from an end so as to be positioned on the inner side in the width direction of the bearing outer cylindrical portions 709 and 710 and to which the support shaft 78 is fitted. , 712. Further, the front outer case 700 has a bearing outer portion 713 formed side by side and integrally with the bearing outer cylindrical portion 711 in a substantially semicylindrical shape, and the rear outer case 706 has a position corresponding to the bearing outer portion 713.
- Bearing outer part 714 formed in a substantially semi-cylindrical shape with the same width, and in a state in which the front outer case 705 and the rear outer case 706 are joined together, the bearing outer parts 713 and 714 are locked to the inside.
- a bearing exterior cylinder portion 715 having a cylindrical space is formed on the surface.
- the outer case 705, 706 is formed as a metal case such as Mg for securing the strength.
- the outer portion 714 of the force bearing outer portion is formed as a separate member by a grease material such as ABS.
- the housing 703 has a bearing outer cylinder portion 716 that protrudes from the end portion so as to be positioned between the bearing outer cylinder portions 715 and 712. Similar to the bearing exterior cylinder 715, the bearing exterior cylinder 716 is formed by combining two semi-cylindrical bearing exteriors.
- the signal line flexible substrate 701 and the housing grounding flexible substrate 702 are disposed in the connecting portion 700 so as to pass through the bearing exterior cylinder portions 715 and 716 having a cylindrical space.
- the signal line flexible substrate 701 and the case ground flexible substrate 702 are rotated once in the connecting portion 700 in order to prevent disconnection due to the opening / closing operation of the cases 7 03 and 704 and to improve followability. And is curled.
- the signal line flexible substrate 701 and the casing grounding flexible substrate 702 are formed to have the same width as shown in FIG.
- FIG. 14 is an enlarged plan view showing a part of the signal line flexible substrate 701 and the casing grounding flexible substrate 702.
- FIG. 15 is an enlarged plan view showing a part of the casing grounding flexible substrate 702.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2004-214443
- Patent Document 2 Japanese Patent Laid-Open No. 7-274275
- the connecting portion 700 having a hinge structure as shown in FIG. 12 and the like has a gap 719 between the bearing exterior cylinder portions 715 and 716, so that static electricity that has fallen into the gap 719 enters the internal space from the gap 719.
- a secondary discharge occurs in the signal line flexible board 701, which flows into the signal line flexible board 701, which is placed in the internal space of the bearing exterior cylinders 715 and 716, flows into the signal line, and falls into the internal circuit on the circuit board in the housing 703 or 704.
- the case where the housing grounding flexible substrate 702 is provided outside the signal line flexible substrate 701 is also curled so as to rotate once in the internal space. Static electricity that has fallen into the gap 719 may have a secondary discharge to the signal line flexible board 701 and flow to the signal line in preference to the conductor pattern 717 of the housing grounding flexible board 702. It is insufficient.
- the present invention has been made in view of the above, and eliminates the influence of static electricity on the signal lines of the signal line flexible substrate disposed through the connecting portion that connects the two casings in a superposed manner.
- An object of the present invention is to provide a portable terminal device that can be used.
- the mobile terminal device is configured such that two casings are connected to each other via a connecting portion so as to be overlapped with each other.
- a signal line flexible board that connects between the circuit boards built in each of the terminals is a portable terminal device that is disposed through the connecting portion, and has a conductor pattern that is grounded to the housing, and the signal line flexible board.
- a pair of casing grounding flexible substrates formed wider than the substrate and sandwiching both outer sides of the signal line flexible substrate are provided.
- a wide housing grounding flexible board is provided on both outer sides of the signal line flexible board, and a larger ground than the signal line exists. Since static electricity tends to flow to the chassis grounding flexible board, static electricity can be actively dropped to the chassis ground.
- the casing grounding flexible board is provided as a separate board from the signal line flexible board, and the gap between the signal line and the signal line can be increased as much as possible to provide a function as a lightning rod. Static electricity flowing through the grounding flexible board can be prevented from affecting the signal line.
- a mobile terminal device is the mobile terminal device according to the first invention, wherein the housing grounding flexible board has a reinforcing material having non-conductive force on both sides, and the signal The reinforcing material end face portion wider than the line flexible substrate is intermittently peeled along the longitudinal direction of the housing grounding flexible substrate to expose the conductor pattern.
- a portable terminal device is the portable terminal device according to the first or second aspect, wherein the connecting portion has a foldable hinge structure, and the outer case of the casing is a metal.
- the connecting portion has a foldable hinge structure
- the outer case of the casing is a metal.
- an outer case of the hinge structure in which the signal line flexible substrate is disposed is made of a resin material.
- the mobile terminal device of the fourth invention of the present invention is the mobile terminal device of the first or second invention, wherein one of the housings has a grounded antenna sheet metal part in the vicinity of the connecting part.
- the antenna sheet metal part integrally includes a sheet metal extension part that extends into the connecting part so as to wrap around the outside of the signal line flexible substrate.
- a portable terminal device is the portable terminal device according to the fourth aspect, wherein the sheet metal extension is formed wider than the signal line flexible substrate. It is a sign. With this configuration, the sheet metal extension portion reliably functions as a lightning rod, and the influence of static electricity on the signal line on the signal line flexible substrate can be eliminated.
- a mobile terminal device is the mobile terminal device according to the first or second invention, characterized in that the signal line flexible substrate is composed of a plurality of sheets. With this configuration, the necessary electrical connection between the circuit boards can be ensured under conditions that are limited by the width and structure of the connecting portion, and a pair of outer sides of these signal line flexible boards can be secured. By providing the case grounding flexible board, it is possible to eliminate the influence of static electricity on the signal line on the signal line flexible board when static electricity enters.
- a mobile terminal device according to a seventh aspect of the present invention is the mobile terminal device according to the first or second aspect, wherein the connecting portion has a foldable hinge structure.
- the signal line flexible substrate is curled and arranged so as to rotate once in the hinge structure.
- the signal line flexible board is arranged to be rotated so as to rotate once in the connecting portion.
- two casings are foldably connected via a connecting portion having a hinge structure force, and the circuit boards incorporated in each of the casings are connected.
- the signal line flexible board is disposed through the connecting portion, and one of the housings has a grounded antenna sheet metal portion in the vicinity of the connecting portion, and the antenna sheet metal portion.
- the sheet metal extension functions as a lightning rod, and static electricity that enters through the gap between the connecting parts can be actively dropped to the chassis ground by the sheet metal extension, and the signal line on the signal line flexible substrate The effects of static electricity can be eliminated.
- the mobile terminal device of the ninth invention of the present invention is the mobile terminal device of the eighth invention, wherein the sheet metal extension is formed wider than the signal line flexible substrate. It is a sign. With this configuration, the sheet metal extension portion reliably functions as a lightning rod, and the influence of static electricity on the signal line on the signal line flexible substrate can be eliminated.
- a mobile terminal device is characterized in that, in the mobile terminal device according to the eighth or ninth aspect, the signal line flexible substrate comprises a plurality of sheets.
- the mobile terminal device of the eleventh invention of the present invention is the mobile terminal device of the eighth or ninth invention.
- the signal line flexible board is curled and arranged so as to rotate once in the hinge structure. With this configuration, in order to prevent disconnection due to the opening / closing operation of the casing and improve the followability, the signal line flexible board is curled so as to rotate once in the connecting portion.
- the signal line flexible board is curled so as to rotate once in the connecting portion.
- a sheet metal extension that extends from a part of the antenna sheet metal part, it is possible to eliminate the influence of static electricity on the signal line on the signal line flexible board when static electricity enters. .
- FIG. 1 is an external perspective view showing a mobile terminal device according to a first embodiment of the present invention.
- FIG. 2 is an external perspective view showing an example of the internal configuration of the mobile phone with the outer case removed.
- FIG. 3 is an external perspective view showing a configuration example of a flexible substrate group.
- FIG. 4 is an enlarged view showing a cross section taken along line AA of FIG.
- FIG. 5 is an enlarged plan view showing a part of the flexible substrate group.
- FIG. 6 is an enlarged plan view showing a part of the casing grounding flexible substrate.
- FIG. 7 is a perspective view showing a configuration example of a main part near the connecting portion of the mobile phone according to the first embodiment.
- FIG. 8 is a longitudinal side view showing a configuration example of an arrangement portion of the flexible substrate group in the connecting portion.
- Fig. 9 is a longitudinal sectional side view showing a configuration example in the vicinity of the connecting portion of the mobile phone according to the second embodiment of the present invention.
- FIG. 10 is a perspective view showing a configuration example of a main part in the vicinity of a connecting portion of the mobile phone according to the second embodiment.
- FIG. 11 is an external perspective view showing the shape of a sheet metal part for an antenna.
- FIG. 12 is a perspective view showing a configuration example of a main part in the vicinity of a connecting part of a conventional mobile phone.
- FIG. 13 is a longitudinal sectional side view showing a configuration example of a flexible substrate arrangement portion in a connecting portion.
- Figure 14 shows part of the signal line flexible board and the chassis grounding flexible board. It is a top view which expands and shows.
- FIG. 15 is an enlarged plan view showing a part of the casing grounding flexible substrate. Explanation of symbols
- FIG. 1 is an external perspective view showing a mobile terminal device according to a first embodiment of the present invention.
- the mobile terminal device of the first embodiment is a mobile phone 100.
- the mobile phone 100 includes two casings 200 and 300 having a palm size, and a connecting portion 400 that connects these casings 200 and 300 in an overlapping manner.
- the connecting portion 400 also has a hinge structure force and connects the casings 200 and 300 so as to be foldable.
- the housing 200 is a stationary housing provided with an operation key 202 such as a transmitter 201, dial keys, and function keys.
- the housing 300 includes a receiver 301, a liquid crystal display 302, and the like.
- Figure 1 shows the movable side housing.
- the housing 300 is opened with respect to the stationary housing 200.
- the housing 200 also has a split structural force of a front exterior case 203 positioned on the operation surface side serving as an inner surface and a rear exterior case 204 positioned on the rear surface serving as an outer surface.
- the housing 300 also has a two-fold structural force of a front exterior case 303 positioned on the display surface side serving as the inner surface and a back exterior case 304 positioned on the rear surface serving as the outer surface.
- FIG. 2 is an external perspective view showing an example of the internal configuration of the mobile phone with the exterior case removed.
- the fixed-side casing 200 includes a circuit board 211 supported by the inner frame 210 and the like.
- the circuit board 211 is mounted with various circuit components.
- a key sheet 213, a microphone 214, and a charging connector in which a plurality of key switches 212 corresponding to the operation keys 202 are arranged on the surface side which is the front exterior case 203 side. 215 is also implemented.
- the movable case 300 includes a circuit board 311 supported by an internal frame 310 or the like.
- the circuit board 311 is mounted with circuit components for reception, circuit components for display, and the like, and a liquid crystal panel 312 corresponding to the liquid crystal display unit 302, a speaker 313, etc. are mounted on the surface side which is the front exterior case 303 side. Speak.
- the mobile phone 100 includes a flexible substrate group 500 disposed through the connecting portion 400.
- FIG. 3 is an external perspective view showing a configuration example of the flexible substrate group 500
- FIG. 4 is an enlarged view showing a cross section taken along the line AA in FIG.
- the flexible board group 500 has a superposed structural force between the signal line flexible board 501 and a pair of casing grounding flexible boards 502 sandwiching both outer sides of the signal line flexible board 501 so that it rotates once in the connecting portion 400. Curled and arranged.
- the signal line flexible board 501 is formed with a signal line pattern for electrically connecting the circuit boards 211 and 311 built in the casings 200 and 300, an insulating layer covering the signal line pattern, and the like.
- Each signal line flexible substrate 501 includes connector portions 503 and 504 at both ends for connecting to connectors provided at positions on the end portions on the circuit boards 211 and 311.
- FIG. 5 is an enlarged plan view showing a part of the flexible substrate group 500
- FIG. 6 is an enlarged plan view showing a part of the housing grounding flexible board 502.
- the chassis grounding flexible board 502 is shown in Figure 6.
- a conductor pattern 511 for grounding the casing is formed on the entire surface, and the casing terminal is connected by connecting the connecting terminal portions 512 and 513 at the end to predetermined positions on the circuit boards 211 and 311.
- the casing grounding flexible board 502 is formed wider than the signal line flexible board 501.
- the width W1 of the signal line flexible substrate 501 is about 5 mm
- the width W2 of the housing grounding flexible substrate 502 is about 6 mm
- the widths of both sides are about 0.5 mm wide.
- the casing grounding flexible board 501 has force burleys 512 as reinforcements that also have non-conductive force on both sides.
- the coverlay 512 has a conductor pattern 511 formed by intermittently peeling a part end face wider than the signal line flexible board 501 along the longitudinal direction of the casing grounding flexible board 502. The structure is exposed.
- the exposure pattern is a regular rectangular sawtooth shape, but is not limited to such a pattern, and may be an arbitrary pattern.
- the coverlay 512 may be left at the crank-shaped bent portion of the housing grounding flexible substrate 502 as shown in the figure.
- the flexible substrate group 500 is arranged in the connecting portion 400 so as to rotate once so that the curl portion is parallel to the central axis of the connecting portion 400, and the two housings are arranged.
- it is formed in a crank shape (see FIGS. 5 and 6).
- FIG. 7 is a perspective view illustrating a configuration example of a main part in the vicinity of the connection portion 400 of the mobile phone 100 according to the first embodiment.
- FIG. 8 illustrates a configuration example of an arrangement portion of the flexible substrate group 500 in the connection portion 400. It is a vertical side view.
- the front exterior case 203 of the fixed-side casing 200 has cylindrical bearing exterior cylindrical portions 220 and 221 that are formed so as to protrude from both end portions and to which the support shaft 401 in the hinge structure is fitted.
- the front outer case 303 of the movable casing 300 is a cylindrical bearing that protrudes from the end so as to be positioned on the inner side in the width direction of the bearing outer tube portions 220 and 221 and is fitted with the support shaft 401. It has exterior cylinder parts 320 and 321. Further, the front outer case 303 has a bearing outer portion 322 that is formed side by side and integrally with the bearing outer cylindrical portion 321 and is formed in a substantially semicylindrical shape, and the rear outer case 304 is the same at a position corresponding to the bearing outer portion 322.
- the fixed-side casing 200 has a bearing exterior cylindrical portion 222 that is formed so as to protrude from the end so as to be positioned between the bearing exterior cylindrical portions 324 and 320.
- This bearing outer tube portion 222 is formed by combining two semi-cylindrical bearing outer portions 223 and 224 formed at the ends of the outer cases 203 and 204 in the same manner as the bearing outer tube portion 324. ing.
- the above-mentioned flexible board group 500 is drawn into the respective casings 200 and 300 through the internal space of the bearing outer cylindrical portions 222 and 324 in the connecting portion 400. Arranged.
- the case ground flexible substrate 502 is provided on both outer sides of the signal line flexible substrate 501, and there is a larger ground than the signal line.
- the housing grounding flexible board 502 is provided as a separate board from the signal line flexible board 501, and each of the flexible boards 501, 502 has an insulating layer or the like as appropriate.
- the function as a lightning rod can be provided by setting the gap between the two to be slightly larger than in the case of the same board configuration, static electricity flowing through the housing grounding flexible board 502 does not affect the signal line.
- the signal line flexible board 501 is sandwiched between the casing grounding flexible boards 502 on both outer sides, so that the signal line flexible board 501 includes a plurality of (for example, two) signal lines, and 1 in the connecting portion 400. Even when the device is curled so as to rotate, the influence of static electricity on the signal line can be prevented.
- the coverlay 512 end face portion wider than the signal line flexible substrate 501 is intermittently peeled along the longitudinal direction of the housing grounding flexible substrate 502. Since the conductor pattern 511 is exposed, even if static electricity tries to enter the signal line side between the pair of chassis ground flexible boards 502, the signal lines are connected to the chassis ground flexible board 502. In addition, there is a bare conductor pattern 511 at the outer end, and static electricity tends to flow to the exposed conductor pattern 51 1 before flowing into the signal line side. The function as a lightning rod is improved. Further, since the coverlay 512 is peeled off entirely, the strength of the casing grounding flexible substrate 502 is maintained.
- the bearing exterior cylinder portions 221, 324 serving as the exterior case of the portion where the flexible substrate group 500 is disposed are made of an insulating resin material.
- the creepage distance when static electricity enters through the gap 402 of the connecting part 400 and tries to fall toward the signal line can be secured, and the influence of static electricity is less than when the outer case of the part is made of metal. it can.
- FIG. 9 is a longitudinal side view showing a configuration example in the vicinity of the connecting portion of the mobile phone according to the second embodiment of the present invention
- FIG. 10 shows a main part configuration in the vicinity of the connecting portion of the mobile phone according to the second embodiment. It is a perspective view which shows an example.
- the mobile phone 100 of the second embodiment shows an application example to a mobile phone in which the housing 200 has an antenna sheet metal part 600 in the vicinity of the connecting part 400.
- the antenna sheet metal part 600 is connected to the connecting part 400 side end portion of the rear exterior case 204 of the fixed-side casing 200 via a support-shaped grease material 601 corresponding to the antenna sheet metal part 600. It is arranged so as to extend in the width direction of the case and the case is grounded.
- FIG. 10 shows a main part configuration in the vicinity of the connecting portion of the mobile phone according to the second embodiment. It is a perspective view which shows an example.
- the mobile phone 100 of the second embodiment shows an application example to a mobile phone in which the housing 200 has an antenna sheet
- FIG. 11 is an external perspective view showing the shape of the antenna sheet metal part 600.
- the antenna sheet metal portion 600 wraps around the outside of the signal line flexible substrate 501 in correspondence with the location of the signal line flexible substrate 501 disposed so as to pass through the connecting portion 400.
- the sheet metal extending portion 602 that is bent and extended into a shape according to the shape of the inner wall of the back exterior case 204 and the front exterior case 203 is integrally provided. As shown in FIG. 10, the sheet metal extension 602 is formed wider than the signal line flexible substrate 501.
- a plurality of, for example, two signal line flexible boards 501 are configured to have a housing grounding flexible board 502a integrally only on the outer surface side of the outer signal line flexible board 501a in the signal line flexible board 501. Yes.
- the sheet metal extension 602 functions as a lightning rod. Even if static electricity enters through the gap 402 of the connecting portion 400, the static electricity can be positively dropped to the housing ground by the sheet metal extending portion 602 existing in the internal space. Therefore, the influence of static electricity on the signal line on the signal line flexible substrate 501 can be eliminated. In particular, since the sheet metal extension 602 is wider than the signal line flexible substrate 501, the static electricity that has entered from the gap 402 easily flows to the sheet metal extension 602, so that the function as a lightning rod can be surely exhibited. Can do.
- the force described in the first embodiment as an application example to the configuration example in which the housing grounding flexible substrate 502a is integrally formed only on the outer surface side of the signal line flexible substrate 501a.
- the configuration example using the flexible substrate group 500 having the pair of housing grounding flexible substrates 502 on both outer surfaces of the signal line flexible substrate 501 can be similarly applied.
- the two lightning rod effects can be exhibited by the pair of housing grounding flexible boards 502 and the sheet metal extension 602, and a more reliable countermeasure against static electricity can be obtained.
- the present invention is not limited to the hinge structure of the illustrated example and is applicable to various hinge structures.
- the present invention is not limited to the folding method using the hinge structure, and can be similarly applied to cases in which the casings can be overlapped with each other by, for example, a slide-type connecting portion configuration.
- the mobile terminal device according to the present invention is useful for a mobile terminal device that requires countermeasures against static electricity, and is particularly disposed through a connecting portion that connects two housings in an overlapping manner. It is suitable for portable telephones that have a flexible substrate for signal lines and require countermeasures against static electricity at the connecting part.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Telephone Set Structure (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020087005216A KR100973635B1 (ko) | 2005-09-16 | 2005-09-16 | 휴대 단말 장치 |
US11/991,154 US8543175B2 (en) | 2005-09-16 | 2005-09-16 | Mobile terminal device |
CN2005800515863A CN101263702B (zh) | 2005-09-16 | 2005-09-16 | 便携式终端装置 |
PCT/JP2005/017186 WO2007032087A1 (ja) | 2005-09-16 | 2005-09-16 | 携帯端末装置 |
JP2007535365A JP4516604B2 (ja) | 2005-09-16 | 2005-09-16 | 携帯端末装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2005/017186 WO2007032087A1 (ja) | 2005-09-16 | 2005-09-16 | 携帯端末装置 |
Publications (1)
Publication Number | Publication Date |
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WO2007032087A1 true WO2007032087A1 (ja) | 2007-03-22 |
Family
ID=37864693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/017186 WO2007032087A1 (ja) | 2005-09-16 | 2005-09-16 | 携帯端末装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8543175B2 (ja) |
JP (1) | JP4516604B2 (ja) |
KR (1) | KR100973635B1 (ja) |
CN (1) | CN101263702B (ja) |
WO (1) | WO2007032087A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2009158808A (ja) * | 2007-12-27 | 2009-07-16 | Kyocera Corp | フレキシブル基板及びこれを用いた携帯電子機器 |
WO2014010342A1 (ja) * | 2012-07-13 | 2014-01-16 | タツタ電線株式会社 | シールドフィルム、及び、シールドプリント配線板 |
JP2021060674A (ja) * | 2019-10-03 | 2021-04-15 | パナソニックIpマネジメント株式会社 | 電子機器 |
Families Citing this family (4)
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JP5141517B2 (ja) * | 2008-11-28 | 2013-02-13 | 富士通株式会社 | 携帯端末装置 |
JP5621690B2 (ja) * | 2011-03-31 | 2014-11-12 | 富士通株式会社 | 電子装置及びフレキシブル基板 |
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- 2005-09-16 JP JP2007535365A patent/JP4516604B2/ja active Active
- 2005-09-16 CN CN2005800515863A patent/CN101263702B/zh not_active Expired - Fee Related
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JP2009158808A (ja) * | 2007-12-27 | 2009-07-16 | Kyocera Corp | フレキシブル基板及びこれを用いた携帯電子機器 |
WO2014010342A1 (ja) * | 2012-07-13 | 2014-01-16 | タツタ電線株式会社 | シールドフィルム、及び、シールドプリント配線板 |
JP2014022460A (ja) * | 2012-07-13 | 2014-02-03 | Tatsuta Electric Wire & Cable Co Ltd | シールドフィルム、及び、シールドプリント配線板 |
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JP2021060674A (ja) * | 2019-10-03 | 2021-04-15 | パナソニックIpマネジメント株式会社 | 電子機器 |
JP7345134B2 (ja) | 2019-10-03 | 2023-09-15 | パナソニックIpマネジメント株式会社 | 電子機器 |
Also Published As
Publication number | Publication date |
---|---|
US20090264166A1 (en) | 2009-10-22 |
KR20080033494A (ko) | 2008-04-16 |
KR100973635B1 (ko) | 2010-08-02 |
CN101263702B (zh) | 2012-06-27 |
US8543175B2 (en) | 2013-09-24 |
CN101263702A (zh) | 2008-09-10 |
JP4516604B2 (ja) | 2010-08-04 |
JPWO2007032087A1 (ja) | 2009-03-19 |
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