KR20090014899A - A mobile device - Google Patents

A mobile device Download PDF

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Publication number
KR20090014899A
KR20090014899A KR1020070079229A KR20070079229A KR20090014899A KR 20090014899 A KR20090014899 A KR 20090014899A KR 1020070079229 A KR1020070079229 A KR 1020070079229A KR 20070079229 A KR20070079229 A KR 20070079229A KR 20090014899 A KR20090014899 A KR 20090014899A
Authority
KR
South Korea
Prior art keywords
main body
speaker module
hinge
module
mobile device
Prior art date
Application number
KR1020070079229A
Other languages
Korean (ko)
Inventor
서동민
Original Assignee
엘지전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1020070079229A priority Critical patent/KR20090014899A/en
Priority to US12/147,345 priority patent/US20090001232A1/en
Publication of KR20090014899A publication Critical patent/KR20090014899A/en

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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
    • H04M1/0206—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
    • 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
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

A mobile device is provided to use a speaker module as a support board. A module settling unit(12) in which a speaker module(20) is settled is formed in a bottom part of a back side of a main body(10). An inclination unit(14) is inclined toward the center from both ends of the module setting unit. The inclination unit is formed in an inner surface of the bottom of the module settling unit. The inclination unit corresponds to a bottom shape of the speaker module. When the speaker module is settled in the module settling unit, the inclination unit minimizes a gap in the back side of the main body. The speaker module outputs sound. The speaker module is settled in the module settling unit. Each speaker module is rotatably hinge-coupled centering on both ends of the module settling unit. A hinge hole(21) passing through top and bottom of one side end of the speaker module is formed. A hinge shaft(23) is inserted into the hinge hole to be rotatable.

Description

Mobile device {A mobile device}

The present invention relates to a mobile device, and more particularly to a mobile device having an external speaker.

Recently, portable mobile devices such as mobile phones, MP3 players, and portable multimedia players (PMPs) have been in the spotlight. These devices support various functions such as music file playback, video file playback, Internet, terrestrial broadcasting. The built-in speaker is mainly used for miniaturization of the mobile device. Some devices are equipped with an external speaker to improve the performance, the external speaker is equipped with the disadvantage of increasing the volume of the device, the external speaker has a problem that the front design of the device has been hampered.

The present invention is to solve the problems of the prior art as described above, it is an object of the present invention to provide a mobile device configured to use the speaker module as a pedestal.

Another object of the present invention is to provide a mobile device configured to expose the speaker module forward only when necessary.

According to a feature of the present invention for achieving the above object, the present invention includes a main body having a display unit on the front; The main body is rotatably connected to one side of the main body to selectively support the main body stably on the ground, and comprises a speaker module for generating sound by receiving a signal from the main body to form sound waves.

Here, the bottom of the rear surface of the main body is formed so that the module seating portion is recessed, the speaker module is provided with a pair each hinged rotatably around both ends of the module seating portion, the speaker module at the back of the main body It is rotated to protrude so that the main body is supported on the ground.

In addition, a support surface in contact with the ground is formed at the bottom of the speaker module, the support surface is inclined so that the main body forms a predetermined inclination with respect to the ground.

And hinge grooves are formed at both ends of the upper and lower inner surfaces of the module seat, respectively, and upper and lower ends of the hinge shafts rotatably inserted into the hinge holes penetrating the speaker module up and down are respectively inserted into and fixed to the hinge grooves.

In another embodiment of the present invention, the speaker module is rotatably connected to the main body so as to overlap or unfold with respect to the display of the main body.

A hinge is further included to connect the speaker module and the main body, and both ends of the hinge are hinged by hinge shafts respectively formed by a hinge seat formed at one end of the speaker module and the main body, and the speaker module and the main body. Can rotate more than 180 degrees around each hinge axis.

Both ends of the hinge seating portion are elastically supported so that the mating protrusions protrude, and both end portions of the hinge corresponding to both sides of the hinge seating portion are formed with concave-convex portions engaging with the mating protrusions, respectively, the speaker module and the main body. The rotation of is done by a certain angle.

According to the present invention of such a configuration has the following effects.

According to the present invention, since the speaker module acts as a stand, there is no need to provide a separate stand, thereby minimizing the size of the device, and the user can listen to music with the speaker module by placing the mobile device at a designated position, thereby increasing convenience of use. It works.

In addition, according to the present invention, since the speaker module is rotatably centered on one side in a state seated on the rear of the device is used as needed, the speaker module is not normally exposed to the front of the mobile device in normal The front design is maintained.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing a configuration of a preferred embodiment of a mobile device according to the present invention, Figure 2 is a preferred embodiment of the present invention is shown in a rear perspective view, Figure 3 is a speaker module in a preferred embodiment of the present invention This is used as a pedestal is shown in perspective view, Figure 4 is a mobile device of Figure 3 is shown in front view.

As shown in these figures, the main body 10 of the mobile device is formed in a substantially flat rectangular parallelepiped shape. Inside the main body 10, various components for operating a mobile device such as a circuit board and a battery in which components are mounted are provided. The front of the main body 10 is provided with a display unit 11 (see Fig. 4) for displaying the operating state or output information of the mobile device to the outside. The display unit 11 may also display user input information.

The lower end of the rear surface of the main body 10 is formed so that the module seating portion 12 for seating the speaker module 20 to be described later. An inclined portion 14 that is inclined upward toward the center at both ends of the module seating portion 12 is formed on the lower inner surface of the module seating portion 12. The inclined portion 14 corresponds to the bottom shape of the speaker module 20 to minimize the occurrence of a gap in the rear surface of the main body 10 when the speaker module 20 is seated on the module seating portion 12. do. Hinge grooves 16 are formed at both ends of upper and lower inner surfaces of the module seating part 12, respectively. The hinge groove 16 is inserted into and fixed to the hinge groove 16.

The module seating part 12 is mounted with a pair of speaker modules 20 for generating sound. The speaker module 20 is hinged to be rotatable about both ends of the module seating portion 12, respectively. To this end, hinge holes 21 are formed through upper and lower ends of one side of the speaker module 20, and the hinge shafts 23 are inserted into the hinge holes 21 so as to be rotatable. The upper and lower ends of the hinge shaft 23 are inserted into and fixed to the hinge grooves 16, respectively. Power or a signal transmitted from the main body 10 may be transferred into the speaker module 20 through the hinge shaft 23.

One surface of the speaker module 20 in a state seated on the module seat 12 forms a part of the rear surface of the main body 10. One side of the speaker module 20 is formed with a grill unit 22 for transmitting the sound generated from the speaker module 20 to the outside.

On the other hand, the speaker module 20 is rotated to protrude from the rear surface of the main body 10 so that the main body 10 is supported on the ground stably. In other words, when the pair of speaker modules 20 are rotated around the hinge shaft 23 to protrude from the rear surface of the main body 10 and the bottom surface of the speaker module 20 is seated on the ground, the speaker Since the module 20 is seated on the ground in connection with the main body 10, the upright state of the main body 10 is maintained. Preferably, the speaker module 20 is rotated by at least 90 degrees based on the module seating portion 12, and is formed on one surface of the speaker module 20 when the module seating portion 12 is rotated at the maximum angle. The grille 22 faces the front of the main body 10.

In addition, a support surface 26 is formed at the lower end of the speaker module 20 to maximize the contact area with the ground in order to stably support the main body 10. The support surface 26 is formed to be inclined toward the other end from one end in which the hinge hole 21 of the speaker module 20 is formed. Since the support surface 26 is formed to be inclined, the main body 10 may be supported to be inclined with respect to the ground.

Hereinafter will be described in detail the operation of the preferred embodiment of the support device for a mobile device according to the present invention having the configuration as described above.

According to the present invention, the speaker module 20 serves as a support for supporting the body 10 of the mobile device. Referring to Figures 2 to 4 will be described a process in which the speaker module 20 is used as a pedestal in this embodiment.

When the speaker module 20 is not normally used, the speaker module 20 is seated on the module seating part 12 as shown in FIG. 2. In this case, one surface of the speaker module 20 forms a plane having the same height as the rear surface of the main body 10. And when the speaker module 20 is seated on the module seating portion 12, the front of the main body 10, the speaker module 20 is not visible, so the front design of the main body 10 is kept clean.

Next, when the sound is to be generated to the outside through the speaker module 20 or to be used while the main body 10 is upright, as shown in FIG. 3, the speaker module 20 is centered on the hinge shaft 23. Rotate. Then, the speaker module 20 protrudes from the module seating part 12 and protrudes to the rear of the main body 10 and supports the main body 10 while the lower support surface 26 is in close contact with the ground. At this time, the front surface of the main body 10 is as shown in FIG. That is, the grille 22 formed on one surface of the speaker module 20 faces the front of the main body 10 so that the sound is transmitted toward the front of the main body 10.

Hereinafter, another embodiment of the present invention will be described.

5 is a perspective view of a configuration of another embodiment of the present invention, Figure 6 is an exploded perspective view of a hinge constituting another embodiment of the present invention, Figures 7 to 9 of the other embodiment of the present invention State of use is shown.

As shown in these drawings, the mobile device according to another embodiment of the present invention overlaps or unfolds with respect to the display unit 120 of the main body 100 and the main body 100 provided with the display unit 120 on the front surface. Rotating speaker module 150 with respect to the main body 100, and a hinge 170 for connecting the main body 100 and the speaker module 150.

The main body 100 has a substantially flat rectangular parallelepiped shape, and a front surface thereof includes a display unit 120 for displaying output information or input information. And one side of the main body 100 is provided with a plurality of buttons 130 for inputting the operation slip. In addition, a hinge seating portion 135 on which one end of the hinge 170 to be described later is formed at one end of the main body 100.

In this embodiment, the speaker module 150 has a substantially flat rectangular parallelepiped shape, and is formed in a size corresponding to that of the main body 100. The speaker module 150 forms a sound wave with a signal transmitted from the main body 100 to generate sound. A grill unit 155 is formed on a surface of the speaker module 150 corresponding to the display unit 120 to emit sound forward. In addition, one side of the speaker module 150 is provided with an earphone jack 150 and the USB port 159. In addition, a battery pack for supplying power to the main body 100 and the speaker module 150 may be provided inside the speaker module 150. At one end of the speaker module 150, a hinge seating portion 165 on which the other end of the hinge 170 to be described later is seated is formed.

The speaker module 150 is rotated to overlap or unfold with respect to the display unit 120 of the main body 100 by the hinge 170 to be described below. 5, the speaker module 150 is rotated such that the rear surface of the speaker module 150 corresponding to the opposite side on which the grill unit 155 is formed overlaps with the rear surface of the main body 100.

Hinge 170 is provided between the main body 100 and the speaker module 150, both ends of the hinge seating portion 135 of the main body 100 and the hinge seating portion 165 of the speaker module 150. Are hinged to each. The main body 100 and the speaker module 150 may be rotated by 180 degrees or more about the hinge shafts 177 and 177 '.

Referring to the structure of the hinge 170 in more detail, as shown in Figure 6 is provided with a hinge body 173 of a substantially rectangular parallelepiped shape. The flexible cable 172 is provided to penetrate the inside of the hinge body 173. The flexible cable 172 is for electrically connecting the main body 100 and the speaker module 170.

Hinge holes 174 and 174 'are formed through the both ends of the hinge body 173, respectively. Hinge shafts 177 and 177 'are rotatably inserted into the hinge holes 174 and 174', respectively. Both ends of the hinge shaft 176 protrude from the hinge holes 174 and are inserted and fixed to both inner surfaces of the hinge seating part 135 of the main body 100. In addition, both ends of the hinge shaft 176 ′ protrude from the hinge hole 174 ′ and are inserted and fixed to both inner surfaces of the hinge seat 165 of the speaker module 150.

In the present embodiment, the hinge 170 is configured to adjust the rotation angle of the main body 100 and the speaker module 150. For example, as shown in FIG. 6, uneven parts 179 are formed at both end portions of the hinge body 173 corresponding to both inner surfaces of the hinge seating parts 135 and 165, respectively. The concave-convex portion 179 has a shape that is selectively engaged with the mating protrusion 180 to be described later.

The matching protrusion 180 is supported by the elastic member 190 to be described below to protrude from both inner surfaces of the hinge seating parts 135 and 165. The mating protrusion 180 is supported by the elastic member 190 and is movable in a direction protruding from both inner surfaces of the hinge seats 135 and 165, but is integrally rotated with the main body 100 and the speaker module 150. It is installed to be. The through hole 183 is formed through the center of the matching protrusion 180. In addition, the ends of the hinge shafts 177 and 177 'are positioned through the through holes 183 of the mating protrusion 180.

The elastic member 190 is installed in the inner space at both ends of the hinge seating parts 135 and 165, respectively, and serves to provide an elastic force to protrude from the both sides of the hinge seating parts 180 and the hinge seating parts 135 and 165, respectively.

The operation according to another embodiment of the present invention having such a configuration will be described.

7 to 9 illustrate examples of use of the mobile device. In the present embodiment, the main body 100 and the speaker module 150 are rotated about the hinge shafts 177 and 177 '. In this case, one surface of the speaker module 150 may overlap the display unit 120 of the main body 100 as shown in FIG. 7, and the other surface of the speaker module 150 is the display unit of the main body 100 as shown in FIG. 8. 120 may overlap with an unformed back surface. And when the main body 100 and the speaker module 150 to form a predetermined angle, as shown in Figure 9, the main body 100 and the speaker module 150 can be supported and used in an upright state.

On the other hand, in this embodiment, the rotation angle of the main body 100 and the speaker module 150 is restricted by the uneven portion 179 and the mating protrusion 180 of the hinge 170. That is, the mating protrusion 180 is engaged with the concave-convex portion 179 while being elastically supported to protrude from both inner sides of the hinge seats 135 and 165 by the elastic member 190 while being engaged with the main body 100 and the speaker. Regulate the rotation of module 150. When the speaker module 150 is rotated by a predetermined angle around the hinge shaft 177 ′, the molding protrusion 180 is inserted into the speaker module 150 while overcoming the elastic force of the elastic member 190. When the engagement between the uneven portion 179 and the mating protrusion 180 is released, and the uneven portion 179 and the mating protrusion 180 are rotated relative to each other to engage the uneven portion 179 and the mating protrusion 180. Rotation of the speaker module 150 is no longer made unless a force of release is applied. In this manner, the main body 100 and the speaker module 150 can be rotated by a predetermined angle.

The rights of the present invention are not limited to the embodiments described above, but are defined by the claims, and those skilled in the art can make various modifications and adaptations within the scope of the claims. It is self-evident.

1 is an exploded perspective view showing the configuration of a preferred embodiment of a mobile device according to the present invention.

Figure 2 is a rear perspective view showing a preferred embodiment of the present invention.

Figure 3 is a perspective view showing a state in which the speaker module is used as a stand in a preferred embodiment of the present invention.

4 is a front view showing the mobile device of FIG.

5 is a perspective view showing the configuration of another embodiment of the present invention.

Figure 6 is an exploded perspective view showing a hinge constituting another embodiment of the present invention.

7 to 9 is a use state showing another embodiment of the present invention.

* Explanation of symbols for the main parts of the drawings *

10: main body 11: display unit

12: module mounting portion 14: inclined portion

16: hinge groove 20: speaker module

21: hinge hole 22: grill

23: grill portion 26: support surface

100: main body 120: display unit

130: button 135: hinge seat

150: speaker module 165: hinge seat

170: hinge 173: hinge body

174,174 ': Hinge hole 177,177': Hinge axis

179: uneven portion 180: a molded protrusion

190: elastic member

Claims (7)

A main body having a display unit at a front surface thereof; The main body is rotatably connected to one side of the main body to selectively support the main body stably on the ground, and comprises a speaker module for generating sound by receiving a signal from the main body to form a sound wave Mobile devices. The method of claim 1, wherein the rear surface of the main body is formed so that the module seating portion is recessed, the speaker module is provided with a pair is hinged rotatably around both sides of the module seating portion, the speaker module is Mobile device is rotated to protrude from the back of the main body so that the main body is supported on the ground. The mobile device of claim 2, wherein a support surface is formed at a lower end of the speaker module to be in contact with the ground, and the support surface is inclined to form a predetermined slope with respect to the ground. The upper and lower ends of the hinge shaft are respectively formed in each of the upper and lower inner surfaces of the module seat, the upper and lower ends of the hinge shaft rotatably inserted into the hinge hole penetrating the speaker module up and down. Mobile device characterized in that the fixed. The mobile device of claim 1, wherein the speaker module is rotatably connected to the main body so as to be overlapped or unfolded with respect to the display of the main body. The method of claim 5, further comprising a hinge for connecting the speaker module and the main body, both ends of the hinge are hinged by a hinge shaft respectively formed in the hinge seat portion formed in the speaker module and one side end of the main body, The speaker module and the main body is a mobile device, characterized in that rotatable more than 180 degrees around each hinge axis. The method of claim 6, wherein both ends of the hinge mounting portion is elastically supported so as to protrude from the mating projections, and both sides of the hinge corresponding to the inner surface of the both ends of the hinge mounting portion is formed with the concave-convex portions are respectively engaged Mobile device, characterized in that the rotation of the speaker module and the body is made by a predetermined angle.
KR1020070079229A 2007-06-27 2007-08-07 A mobile device KR20090014899A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020070079229A KR20090014899A (en) 2007-08-07 2007-08-07 A mobile device
US12/147,345 US20090001232A1 (en) 2007-06-27 2008-06-26 Mobile device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070079229A KR20090014899A (en) 2007-08-07 2007-08-07 A mobile device

Publications (1)

Publication Number Publication Date
KR20090014899A true KR20090014899A (en) 2009-02-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070079229A KR20090014899A (en) 2007-06-27 2007-08-07 A mobile device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200470994Y1 (en) * 2011-09-02 2014-02-07 이원엽 Stand assembly for mobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200470994Y1 (en) * 2011-09-02 2014-02-07 이원엽 Stand assembly for mobile

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