CN1905581A - Mobile terminal - Google Patents

Mobile terminal Download PDF

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Publication number
CN1905581A
CN1905581A CN 200610108711 CN200610108711A CN1905581A CN 1905581 A CN1905581 A CN 1905581A CN 200610108711 CN200610108711 CN 200610108711 CN 200610108711 A CN200610108711 A CN 200610108711A CN 1905581 A CN1905581 A CN 1905581A
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CN
China
Prior art keywords
housing
space
ledge
groove
portable terminal
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Granted
Application number
CN 200610108711
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Chinese (zh)
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CN1905581B (en
Inventor
佐藤孝文
有田史郎
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Kyocera Corp
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Kyocera Corp
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Priority claimed from JP2005284899A external-priority patent/JP4515368B2/en
Application filed by Kyocera Corp filed Critical Kyocera Corp
Publication of CN1905581A publication Critical patent/CN1905581A/en
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Publication of CN1905581B publication Critical patent/CN1905581B/en
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Abstract

To provide a portable terminal device which is capable of discharging a warning sound outward even while it is placed in a closed state. A portable telephone set includes a receiver housing having a projecting portion in one end and a transmitter housing having a recessed portion to which the projecting portion is fitted, in one end and incorporating a speaker for notification. In the portable telephone set, the projecting portion is linked into the recessed portion so as to be turned, so that the receiver housing and the transmitter housing are configured to be opened and closed. A crest plane of the projecting portion is positioned inside rather than a plane including the back opposed to a counter face of the transmitter housing in the closed state of the portable telephone set, there is a space between the projecting portion and the recessed portion, and sound discharging pores for discharging sound from the speaker for notification are provided on a recessed portion wall surface forming that space.

Description

Portable terminal
The theme that the present invention comprised is involved in Japanese patent application 2005-219360 number of filing an application in Japan Patent office on July 28th, 2005 and the Japanese patent application of filing an application in Japan Patent office on September 29th, 2005 2005-284899 number, and it is for reference that the whole content of above-mentioned application is incorporated this paper at this.
Technical field
The present invention relates to a kind of portable terminal, for example mobile phone, personal digital aid (PDA) (PDA), digital camera or the like.
Background technology
Traditionally, in portable terminal (for example mobile phone, PDA, digital camera or the like), flip-shell (clamshell type) device has become main flow.Such portable terminal can fold so that it is compact more, therefore is easy to carry.Furthermore, it can be opened to guarantee enough sizes.Simultaneously, in mobile phone, loud speaker and loudspeaker can be near user's ear and faces.
Portable terminal has the information speaker that is used to inform user's incoming call or faulty operation.In the terminal that two parts that can make housing are superimposed under closure state, the sounding port of information speaker (sound emssion port) is set in the surface (back side) with the surface opposite that faces one another of housing under closure state (Japan Patent open (A) 2004-254026 number) usually.
Yet, the sounding port is set in the back side of housing can causes variety of issue.
For example, when being placed on portable terminal on the desk, the back side can be near table top, thereby the sounding port of final block information loud speaker is discovered less than incoming call when making the user near he or she leaves portable terminal at once easily.
Under open mode, when the sounding port from the back side sent sound, sound can send towards the direction opposite with the user, thereby reduced the efficiency of transmission of sound to the user.
Summary of the invention
An object of the present invention is to provide a kind of type flip mobile terminal that can send information voice effectively.
According to a first aspect of the invention, a kind of portable terminal is provided, described portable terminal comprises that an end has first housing of ledge and has groove and have second housing of boombox, be assembled at one end at ledge described in the described groove, described ledge pivotally is connected in the described groove, so that can open and closed first housing and second housing, the end face of wherein said ledge is positioned in the plane, described plane is included in the back side of the lining face (facing surface) that is positioned at described second housing under the closure state of portable terminal=opposite side, have the space between described ledge and the described groove, and the first sounding port that is used to send from the sound of described loud speaker is set in the wall of the described groove that forms described space.
Preferably, the back side of described second housing is provided with the second sounding port that is used to send from the sound of described loud speaker.
Preferably, described second housing is provided with battery, and the whole back side of the cardinal principle of described second housing forms by being used for battery lid, and the described second sounding port is formed in the described lid.
Preferably, described second housing is provided with the sound conduction space that is used for sound is reached from described loud speaker the described first and second sounding ports, described sound conduction space has first space and second space, wherein said first space is formed by the backboard that forms described second back side of shell and with first distance and the first surface that described backboard is separated, described second space is formed by described backboard and with distance of being longer than described first distance and the second surface that described backboard is separated, the described first sounding port links to each other with described second space, and the described second sounding port links to each other with described first space.
Preferably, described loud speaker has in described first space loud speaker surface towards described backboard.
Preferably, be used for by under open mode, being arranged at described first housing in the bottom side of described ledge along the limit rotation part of opening the further rotation of direction with the incompatible restriction of joining of the back side of described second housing, open to lining face side in space between described groove and the described ledge, and described rear side is sealed by described limit rotation part under the open mode of portable terminal.
According to a second aspect of the invention, a kind of portable terminal comprises that an end has first housing of ledge and has groove and have second housing of boombox, be assembled at one end at ledge described in the described groove, wherein said ledge pivotally is connected in the described groove, so that can make first housing and second housing opens and closure, have the space between described ledge and the described groove, and the first sounding port that is used to send from the sound of described loud speaker is set in the wall portion of described groove.
Preferably, the opening portion that links to each other with described space is provided in the top side that is positioned at described ledge under the superimposed mutually closure state of described first housing and described second housing, and the opening portion that links to each other with described space is provided in the top side that is positioned at described ledge side under the open mode that described first housing and described second housing do not face each other mutually.
Preferably, described ledge comprises semicircle in the cross-sectional exterior shape perpendicular to rotation axis.
Preferably, be used to send from the second sounding port of the sound of described loud speaker and locate overleaf to be arranged in described second housing, the wherein said back side surperficial relative with in the face of described first housing under described first housing and closure state that described second housing is superimposed with each other.
Preferably, the described second sounding port surface is to the loud speaker surface of described loud speaker.
Preferably, retainer is set in described first housing and described second housing at least one.Described retainer limits the rotation under the open mode by contacting with in described first housing and described second housing another, and seals an end in described space.
According to the present invention, type flip mobile terminal can send information voice effectively.
Description of drawings
These and other purpose of the present invention and feature will become clearer with reference to the given description of a preferred embodiment of accompanying drawing from following, wherein:
Fig. 1 is the outward appearance perspective view of mobile phone according to an embodiment of the invention under open mode;
Fig. 2 A and Fig. 2 B are the outward appearance perspective view of mobile phone under closure state of Fig. 1;
Fig. 3 is the cut perspective view of part of hinge portion of the mobile phone of Fig. 1;
Fig. 4 is the partial cross section figure of second housing of the mobile phone of Fig. 1;
Fig. 5 is the perspective view of bonnet of second housing of the mobile phone of Fig. 1;
Fig. 6 is the sectional view of the voice path of the information speaker under the mobile phone closure state of Fig. 1;
Fig. 7 is the sectional view of the voice path of the information speaker under the mobile phone open mode of Fig. 1;
Fig. 8 A and Fig. 8 B are the outward appearance perspective view according to the mobile phone of a modification of the present invention;
Fig. 9 is the enlarged drawing of hinge portion of the mobile phone of Fig. 8 A;
Figure 10 is the perspective view of taking apart of second housing of the mobile phone of Fig. 8 A;
Figure 11 is the sectional view of the voice path of the information speaker under the mobile phone closure state of displayed map 8A; And
Figure 12 is the sectional view of the voice path of the information speaker under the mobile phone open mode of displayed map 8A.
Embodiment
Fig. 1 and Fig. 2 A and 2B are the outward appearance perspective view of the mobile phone 1 of one embodiment of the present of invention.Mobile phone 1 is configured to usually said flip phone.Fig. 1 shows open mode, and Fig. 2 A and Fig. 2 B show closure state.
Mobile phone 1 is provided with first housing 2 and second housing 3.First housing 2 links to each other by hinge portion 4 with the end of second housing 3 at them.Mobile phone 1 can be opened and closure around hinge portion 4.First housing 2 and second housing 3 form mutual superimposed thin box under closure state usually.When housing side of other case side is observed, their profile is complementary in fact.
First housing 2 is for being provided with front shell 6 in the leading flank on the surface (front surface) of second housing 3 under closure state, and be provided with back housing 7 overleaf.For example, front shell 6 and back housing 7 are molded from plastic into type.The inferior display 12 that first housing 2 is provided with the basic display unit 11 that is used for display image on front surface and is used for going up overleaf display image.For example, basic display unit 11 and time display 12 are made of LCD.Be that first housing 2 also is provided with voice loud speaker (speech speaker) with mentioning.The sounding port one 7 of described loud speaker is set in the front shell 6.
Second housing 3 is for being provided with front shell 8 in the leading flank on the surface of first housing 2, being provided with back housing 9 and being provided with lid (backboard) 10 on the back side of back housing 9 in overleaf under closure state.For example, front shell 8, back housing 9 and lid 10 are molded from plastic into type.Second housing 3 is provided with the loudspeaker and the information speaker 25 of inflow section 13, the antenna of the operation that is used to receive the user, the circuit board with the IC chip that is mounted thereon and electronic unit, battery 26, speech usefulness.For example, inflow section 13 comprises dialing button 14a, cursor key 14b and the various types of buttons that come out from front shell 8.The sound collecting port one 5 of loudspeaker (not shown) of usefulness of being used to talk is opened in the front surface of second housing 3, and the sounding port (the second sounding port) 16 that is used for described after a while information speaker 25 is opened in the back side of second housing 3.
Fig. 3 is near the cut perspective view of part of the part the hinge portion 4 that shows the mobile phone 1 that is in open mode.Hinge portion 4 disposes ledge 18 and the wall portion of insertion groove 19 and the shaft component 20 in the ledge 18 that stretches out from an end that is assemblied in first housing 2 in the groove 19 that is arranged at second housing, 3 one ends.Shaft component 20 is pivotally supported by the wall portion of groove 19 and at least one in the ledge 18, and win housing 2 and second housing 3 can relative to each other be pivoted around shaft component 20.
Ledge 18 forms and roughly is semi-cylindrical shape around rotation axis.Around the external peripheral surface 18a of the rotation axis of ledge 18 and be parallel between the wall 19a of rotation axis of groove 19 and have a gap, allow that thus ledge 18 rotates with respect to groove 19.On the other hand, keep within it perpendicular to the end face 18b contact of the ledge 18 of rotation axis on the wall 19b of groove 19 of ledge 18, and the wall 19b with respect to groove 19 slides when mobile phone 1 carries out opening action or closed action.
Information speaker 25 is set at the enclosure interior of groove 19 wall portions.When informing user's incoming call or informing user's faulty operation, information speaker 25 can be sent information voice.Furthermore, information speaker 25 is used to various other purposes.For example, when usually said " hands-free (handfree) " function that the user need not mobile phone 1 just can be talked near user's ear was allowed in use, the function of described loud speaker was the loud speaker that is used to export other participants' sound.When using the film playing function of mobile phone 1, the function of described loud speaker is the loud speaker that is used to export the audio frequency of being play.
For example, information speaker 25 forms the shape of approximate plate-like, has a lip-deep electrode part 25a who is positioned at dish, and has other the lip-deep loud speaker surface 25b (see figure 4) that is positioned at it.Described information speaker is configured to make loud speaker surface 25b to become the back side (under the paper of Fig. 3) of second housing 3.Information speaker 25 according to the electric current of input electrode part 25a by being configured in conical diaphragm paper (cone paper) (oscillating plate) output audio of 25b side, loud speaker surface.
Fig. 4 is the sectional view (direction that the IV-IV arrow among Fig. 5 is indicated) of the part of demonstration second housing 3.Be that the part on the paper is the back side of second housing 3 with mentioning.Information speaker 25 is disposed at back housing 9 places (under the paper) in enclosure interior.The battery 26 that forms the power supply of mobile phone 1 is configured on the back side of back housing 9.Information speaker 25 and battery 26 are covered by lid 10.
Fig. 5 is the perspective view of the back housing 9 of second housing 3 seen from the back side of second housing 3.Back housing 9 forms roughly to be has the box-like of the side that is positioned at recessed enclosure interior.When back housing 9 and front shell 8 are combined, can form a space between them.In this case, for example, dispose the circuit board not shown in the figures that is provided with high-frequency circuit or the like.
As shown in Fig. 2 A and Fig. 2 B, front shell 8 forms similar width with back housing 9.Lid 10 is placed on the back housing 9 and essence forms the whole back side of second housing 3.Particularly, the scope that forms of lid 10 is the groove 19 in from the end of the opposite side of hinge portion 4 to the whole back side.Only form the back side of the ledge 9a that is configured in groove 19 both sides by back housing 9.Be that also as shown in Figure 5, it is cut and stay ledge 9a that back housing 9 forms seemingly the back side with mentioning.When lid 10 was placed on the back housing 9, as shown in Fig. 2 A and Fig. 2 B and Fig. 4, the back side of the back side of ledge 9a and lid 10 became mutually continuous.
As shown in Figures 4 and 5, back housing 9 is provided with the retaining part 9b that is used to keep information speaker 25.Particularly, the part of back housing 9 at place, groove 19 sides is provided with the groove 9c in the recessed back side.Retaining part 9b forms from the back side of groove 9c bottom and stretches out.Retaining part 9b forms the cylindrical shape in the recessed back housing 9 in housing, and has a wall 9d and an end face 9e.End face 9e forms has the circular frame shape of circular open 9f, and wherein said circular open is compared with the loud speaker surface 25b of information speaker 25 to have than minor diameter.Information speaker 25 is by being kept by retaining part 9b in the groove that inserts and be assemblied in retaining part 9b from enclosure interior and side by its electrode part 25a that circuit board or the like limited keeps.
As shown in Figure 4, the overhang of retaining part 9b is compared less with the degree of depth of groove 9c, makes to form the gap between end face 9e and the lid 10.Therefore, be formed for conducting from information speaker 25 outputs and from opening 9f at the periphery of retaining part 9b and send to the sound conduction space S P of the sound outside the housing.
Sound conduction space S P has and is used to conduct from the first space S Pa of the sound of opening 9f and is used for the second space S Pb of transmission from the sound of the first space S Pa.The first space S Pa is limited by the wall of the groove 9c of lid (backboard) 10, end face (first surface) 9e and back side central side.The second space S Pb is limited by the wall 9g on groove 19 sides of bottom (second surface) 9h of lid 10, wall 9d, groove 9c and groove 9c.The second space S Pb goes out the overhang of retaining part 9b greatly than the first space S Pa apart from the width (degree of depth) of lid 10.For example, the distance between lid 10 and the end face 9e in the first space S Pa (first distance) W be information speaker 25 thickness 1/10 to 1/2, for example, 1mm.For example, the overhang V of retaining part 9b is identical with the thickness of information speaker 25, for example, and 5mm.
The first space S Pa sounding port one 6 interior with being arranged on lid (backboard 10) is connected.Therefore, the sound that conducted of the first space S Pa sends to outside the housing by sounding port one 6.
The second space S Pb is connected with a plurality of sounding port 9k.Sounding port 9k opens in the 9g of wall portion of groove 9c and arranges along the rotation axis (for example) of hinge portion 4.The 9g of wall portion is also for being used to form the wall portion of groove 19.The sound that the second space S Pb is conducted sends to groove 19 by sounding port 9k.
Be that as shown in Figure 5, groove 9c forms has the arcuation of the diameter identical with the retaining part 9b of back housing 9 central sides, and forms the side that is stretched over groove 19 from the center side at the back side with mentioning.In other words, the shape from the lid 10 viewed second space S Pb forms the side that is stretched over groove 19.Furthermore, sounding port 9k is by general arrangements in the gamut identical with the diameter of information speaker 25 or in the wideer gamut greater than described diameter.Therefore, can send the sound of information speaker 25 effectively.
Fig. 6 is the sectional view of the voice path of the information speaker 25 under the demonstration closure state.Fig. 6 shows that second housing 3 is placed on state on the desk DI by the downward back side.The back side of second housing 3 forms the shape of substantial planar and near the surface of desk DI.Therefore, sounding port one 6 is sealed by desk DI.
Ledge 18 reaches the side of second housing 3 from the surface towards second housing 3 of first housing 2.The end face 18c of described ledge is positioned in the plane at the back side that comprises second housing 3.Therefore, there is a space S between the surface of end face 18c and desk DI.Be that the surface that comprises the back side of second housing 3 is the imaginary plane of flat that comprises the back side of second housing 3 with mentioning.The flat at the described back side has is enough to make mobile phone to be placed on width on the objects such as desk by flat with being stabilized.In Fig. 6, the surface of desk DI with comprise that the plane at the back side is superimposed.
Furthermore, as previously discussed, have a space between the excircle 18a of ledge 18 and the wall 19a of groove 19, and sounding port 9k opens in wall 19a.Therefore, y1 indicates as arrow, also outwards propagates through space between sounding port 9k, ledge 18 and the groove 19 and the space between end face 18c and the desk DI from the sound of information speaker 25 outputs.
Fig. 7 is the sectional view of the voice path of the information speaker 25 under the demonstration open mode.Be used for limiting first housing 2 is formed at ledge 18 with respect to the retainer 31 of the rotation of second housing 3 bottom side.Particularly, ledge 18 forms from the end than first housing 2 and stretches out near the position of central authorities slightly.The effect of retainer part 31 is played at the formed turning of the end face of first housing 2 and front surface (surface on the paper).Therefore, retainer 31 has the length of crossing over groove 19 on the rotating shaft direction of hinge portion 4.
End by retainer 31 and lid 10 engage the rotation that limits first housing 2.At this moment, the space between ledge 18 and the groove 19 closes up by retainer 31 at dorsal part.On the other hand, open to leading flank in described space.Therefore, y2 indicates as arrow, from sound process sounding port 9k and space between ledge 18 and the groove 19 that information speaker 25 is exported and the front surface that sends to housing.
Be, ledge 18 forms the semicylinder shape with mentioning, and therefore, outwards open in the space between ledge 18 and the groove 19, and sound can be outputed to the outside effectively.
According to the foregoing description, the end face 18c of ledge 18 is positioned at the plane at the back side that comprises second housing 3 under mobile phone 1 closure state, be provided with a space T between ledge 18 and the groove 19, and the sounding port 9k that is used to send the sound of self information loud speaker 25 is set in the wall 19a of the groove 19 that forms this space T.Therefore, even be placed on the mobile phone under the closure state 1 on the desk and obstruction sounding port one 6, also can outwards send information voice by the back side of prone second housing 3.
Second housing 3 is provided with battery 26, and the lid 10 of the whole back side of second housing 3 by being used for battery forms substantially, and sounding port one 6 is formed in the lid 10, therefore can reduce the moisture that enters battery.That is, traditionally, the sounding port at the back side (corresponding to sounding port one 6) is formed in the housing of back, and lid be placed with leap than the narrow scope in the whole back side to avoid the sounding port.Therefore, the border between lid and the back housing is positioned on the back side.What consider is that moisture can enter by the bottom surface of border from housing.Yet, in the present embodiment, as shown in Fig. 2 B and Fig. 5, only have border to be positioned on the back side, and described border is separated with the groove that holds battery 26 based on the ledge 9a of groove 19 both sides, therefore can suppress moisture and enter from the back side.
Sound conduction space S P has the first space S Pa and is formed at than the first space S Pa apart from the lid 10 second space S Pb of depths more, sounding port 9k is connected with the second space S Pb, sounding port one 6 is connected with the first space S Pa, therefore can reduce the moisture that enters housing.Promptly, sounding port 9k opens in the wall that forms groove 19, therefore, the moisture that enters from sounding port 9k can enter from the opening 9f that is used for information speaker 25, but the first space S Pa is formed at the more shallow place apart from lid 10 than the second space S Pb, therefore, the moisture that enters from sounding port 9k can rest in the second space S Pb, enters in the first space S Pa thereby be suppressed.Furthermore, in the present embodiment, therefore the first space S Pa also suppresses moisture and enters in the groove that holds battery 26 between the second space S Pb and battery.On the other hand, sounding port one 6 is opened in overleaf and is connected with the second space S Pb, and the second space S Pb is formed at apart from the more shallow relatively place of backboard.Therefore, information speaker 25 becomes relative shorter with distance between the sounding port one 6, thereby can send sound effectively.
Information speaker 25 has in the first space S Pa loud speaker surface 25b towards lid 10, and therefore can suppress moisture enters information speaker 25.That is, suppress moisture as mentioned above and enter the first space S Pa, therefore can suppress moisture and enter from loud speaker surface 25b from sounding port 9k.Be with mentioning, if loud speaker surface 25b comes out with respect to the sound conduction space, information speaker 25 is enough to satisfy the demand, and therefore in the present embodiment, the side of the side of information speaker 25 and electrode part is by can waterproof around information speaker 25 with retaining part 9b.
Be used for by under open mode, limiting the bottom side that is set at ledge 18 towards the retainer 31 of the further rotation of opening direction near the back side of second housing 3, the lining face side of space between groove 19 and the ledge 18 under the open mode of mobile phone 1 opened, and rear side is sealed by retainer 31, therefore, can be sent to the front side of mobile phone 1 under the open mode effectively by the sound of information speaker 25 outputs.Because this point, for example, when adopting information speaker 25 when using hand-free function and movie, the user can more effectively hear the sound that information speaker 25 is exported.
The invention is not restricted to the foregoing description also can implement in every way.
Portable terminal of the present invention can be for having the first continuous housing and the portable terminal of second housing, thereby described housing can be opened by groove and ledge and closed and have a loud speaker.Described loud speaker can be for informing any loud speaker of some information of user by output audio under closure state.Therefore, portable terminal is not limited to mobile phone, and for example, can also be kneetop computer or PDA.Loud speaker is not limited to inform the loud speaker of user's incoming call or Email, and for example, can be for informing the loud speaker of user's time or battery deficiency.In other words, portable terminal does not need to have communication function.
The sound of loud speaker only need not to be provided with the second sounding port by the first sounding port and also can output to outside the housing.In this case, be not easy to find the sounding port of loud speaker, thereby improved the design outward appearance.On the other hand, when being provided with the second sounding port, the sound of loud speaker does not have when blocked (for example, when portable terminal when the somewhere hangs) to output to outside the housing more reliably at the second sounding port.Be with mentioning, owing to can send sound from the first sounding port, so compare and can do the second sounding port littler with the traditional sounding port on being positioned at the back side.
Portable terminal of the present invention can be placed on the portable terminal on first housing with ledge for second housing of being arranged to have groove.
Fig. 8 to Figure 12 shows mobile phone 101, and second housing 102 that described mobile phone is arranged to have groove 119 is placed on first housing 103 with ledge 118.
Fig. 8 A and Fig. 8 B are the outward appearance perspective view of mobile phone 101, and Fig. 8 A shows open mode, and Fig. 8 B shows closure state.
Second housing 102 has display 111 and the voice loud speaker 112 that is positioned at lining face side.First housing 103 has inflow section 113 that is positioned at lining face side and the loudspeaker 114 of talking usefulness.
As shown in Fig. 8 A, nut 156 is set on the lining face of second housing 102.Nut hides fixes the front shell 106 of second housing 102 and the screw 160 of back housing 107.For example, nut 156 is made by elastic component (for example rubber).For example, nut 156 forms the more microscler shape that extends along the rotation axis of hinge portion 104, and for example, the length of nut is configured to greater than the width of groove 119 and less than the width of second housing 102.Nut 156 stretches out from the surface of facing mutually of second housing 102, with the surface of facing mutually (seeing Figure 11) of contact first housing 103 under closure state.Be that nut 156 can be arranged in first housing 103 or in second housing 102 and first housing 103 with mentioning.
Fig. 9 is the enlarged drawing of hinge portion 118.The end face that is positioned at first housing 103 of ledge 118 sides is provided with the projecting edge 131 that extends on the rotating shaft direction of hinge portion 104.The length of projecting edge 131 equates with the width of first housing 103.Under open mode, an inclined-plane 131a of projecting edge 131 contacts with inclined-plane 102a on being arranged on second housing, 102 ends, thereby restriction is rotated.
Figure 10 is the perspective view of taking apart of second housing 102.A plurality of sounding port one 07k are arranged in the back housing 107 at the wall portion 107g place that forms groove 119.
Information speaker 125 is arranged in second housing 102 at the place, side of hinge portion 104.For example, information speaker 125 forms the shape that is similar to dish type, has a lip-deep electrode part 125a who is positioned at dish, and has and be positioned at its another lip-deep loud speaker surface 125b.Information speaker is configured to make electrode part 125a towards front shell 106, and loud speaker surface 125b is towards back housing 107.
Information speaker 125 is installed in second housing 102 by loud speaker keeper 154.Loud speaker keeper 154 has inner 154a and outside 154b.
Inner 154a forms and is similar to columniform shape, and the thickness of wherein said inside (highly) is identical with information speaker 125.Information speaker 125 is assemblied in the inner 154a from the side towards housing 106.Diameter is arranged in the described inside in the side of back housing 107 less than the opening portion 154c of the diameter of loud speaker surface 125b.
Outside 154b forms the tabular shape that is similar to of surrounding inner 154a.Be that strictly speaking, outside 154b constitutes the part (seeing Figure 11) of inner 154a in display side with mentioning.Described outside forms and be higher than described inside on the vertical direction of Figure 10, loud speaker keeper 154 is fixed to second housing 102 by outside 154b being placed between front shell 106 and the back housing 107.
Hollow space 154d is arranged in the outside 154b in hinge portion 104 sides.Cutting part 154e is arranged in the described outside at the place, side of place, side relative with hinge portion 104 and front shell 106.
Figure 11 is the sectional view of the voice path of the information speaker 125 under the demonstration closure state.For example, thus Figure 11 shows mobile phone 101 is placed on the desk (not shown) and makes second housing 102 to be placed on state on first housing 103.
Shown in arrow y11, from the space T2 between sound process opening portion 154c, hollow space 154d (see figure 10), sounding port one 07k and the ledge 118 and the groove 119 of information speaker 125 outputs and outside propagating into (making progress).
At this moment, space between the surface of facing mutually of the nut 156 of space T2 by connecting side and second housing 102 and first housing 103 is isolated, thereby can prevent that sound dispersion is in the space between the surface of facing mutually of first housing 103 and second housing 102.
Information speaker 125 is kept by loud speaker keeper 154, makes formation one space B 1 between the surface of facing mutually of information speaker 125 and second housing 102.And space B 1 with link to each other by cutting the space B 2 that part 154e is arranged in display 111 sides of loud speaker keeper 154.Therefore, by the back cavity of space B 1 and space B 2 sufficient to guarantee information speaker 125, thereby absorb the pressure oscillation in the oscillating plate back side of information speaker 125 and improve tonequality.
Figure 12 is the sectional view of the voice path of the information speaker 125 under the demonstration open mode.Under open mode, the inclined-plane 131a of first housing 103 engages with the inclined-plane 102a of second housing 102, thereby limits the rotation of second housing 102 with respect to first housing 103.At this moment, the space T2 between ledge 118 and the groove 119 locates to close up by projecting edge overleaf.On the other hand, space T2 drives to the front side.Therefore, y12 indicates as arrow, through the space T2 between opening portion 154c, hollow space 154d (see figure 10), sounding port one 07k and ledge 118 and the groove 119, and be transmitted to the front side of first housing 103 and second housing 102 from the sound of information speaker 125 output.
Be that the sounding port can be arranged in the back side of second housing 102 in the position (zone 157 among Figure 11) towards information speaker 125 with mentioning.Although with reference to the clear and definite embodiment that selects for illustrative purposes the present invention has been described, yet has been that those of ordinary skills can make many modifications to the present invention with it should be obvious that under the situation that does not depart from basic conception of the present invention and scope.

Claims (12)

1. portable terminal comprises:
One end has first housing of ledge; And
Have groove and have second housing of boombox, be assembled at one end at ledge described in the described groove;
Wherein said ledge pivotally is connected in the described groove, can open and closed described first housing and described second housing, the end face of described ledge is positioned in the plane, described plane is included in the back side of the opposite side of the lining face that is positioned at described second housing under the closure state of portable terminal, have a space between described ledge and the described groove, and the first sounding port that is used to send from the sound of described loud speaker is set in the wall of the groove that forms described space.
2. portable terminal according to claim 1, the described back side of wherein said second housing are provided with the second sounding port that is used to send from the sound of described loud speaker.
3. portable terminal according to claim 2, wherein said second housing is provided with battery, and the whole back side of the cardinal principle of described second housing forms by the lid that is used for described battery, and the described second sounding port is formed in the described lid.
4. portable terminal according to claim 2, wherein said second housing is provided with the sound conduction space that is used for sound is reached from described loud speaker the described first and second sounding ports, described sound conduction space has first space and second space, wherein said first space is formed by the backboard at the described back side that forms described second housing and with one first distance and the first surface that described backboard is separated, described second space is formed by described backboard and with distance of being longer than described first distance and the second surface that described backboard is separated, the described first sounding port links to each other with described second space, and the described second sounding port links to each other with described first space.
5. portable terminal according to claim 4, wherein said loud speaker have in described first space loud speaker surface towards described backboard.
6. portable terminal according to claim 1, wherein be used for by under open mode, being arranged at described first housing in the bottom side of described ledge along the limit rotation part of opening the further rotation of direction with the incompatible restriction of joining of the back side of described second housing, open to described lining face side in space between described groove and the described ledge, and described rear side is sealed by described limit rotation part under the open mode of described portable terminal.
7. portable terminal comprises:
One end has first housing of ledge; And
Have groove and have second housing of boombox, be assembled at one end at ledge described in the described groove;
Wherein said ledge pivotally is connected in the described groove, open and closure can make first housing and second housing, have a space between described ledge and the described groove, and the first sounding port that is used to send from the sound of described loud speaker is set in the wall portion of described groove.
8. portable terminal according to claim 7, wherein the opening portion that links to each other with described space is provided in the top side that is positioned at described ledge under the superimposed mutually closure state of described first housing and described second housing, and the opening portion that links to each other with described space is provided in the described top side that is positioned at described ledge side under the open mode that described first housing and described second housing do not face each other mutually.
9. portable terminal according to claim 8, wherein said ledge is comprising semicircle perpendicular to the external shape in the cross section of rotation axis.
10. portable terminal according to claim 7, the second sounding port that wherein is used to send from the sound of described loud speaker is arranged in described second housing at place, a back side, the wherein said back side under described first housing and closure state that described second housing is superimposed with each other with face the surperficial relative of described first housing.
11. portable terminal according to claim 10, the wherein said second sounding port surface is to the loud speaker surface of described loud speaker.
12. portable terminal according to claim 7, further comprise the retainer at least one that is arranged in described first housing and described second housing, described retainer limits the rotation under the open mode by contacting with in described first housing and described second housing another, and seals an end in described space.
CN 200610108711 2005-07-28 2006-07-28 Mobile terminal Expired - Fee Related CN1905581B (en)

Applications Claiming Priority (6)

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JP2005-219360 2005-07-28
JP2005219360 2005-07-28
JP2005219360A JP4628896B2 (en) 2005-07-28 2005-07-28 Mobile terminal device
JP2005284899A JP4515368B2 (en) 2005-09-29 2005-09-29 Mobile terminal device
JP2005284899 2005-09-29
JP2005-284899 2005-09-29

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CN105849667A (en) * 2013-12-25 2016-08-10 松下知识产权经营株式会社 Electronic device

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JP5398042B2 (en) * 2013-01-28 2014-01-29 Necカシオモバイルコミュニケーションズ株式会社 Sound emission structure of housing and electronic device

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CN102396210A (en) * 2009-04-15 2012-03-28 日本电气株式会社 Portable terminal
CN102396210B (en) * 2009-04-15 2015-03-25 联想创新有限公司(香港) Portable terminal
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CN105849667A (en) * 2013-12-25 2016-08-10 松下知识产权经营株式会社 Electronic device
CN105849667B (en) * 2013-12-25 2019-11-22 松下知识产权经营株式会社 Electronic equipment

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JP2007036871A (en) 2007-02-08
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