KR200467441Y1 - Wireless charger and cradle combination device for portable terminal - Google Patents

Abstract

The wireless charger dual holder according to an embodiment of the present invention, the main body for generating and transmitting high frequency from a commercial power source and charging wirelessly via a portable terminal; A first support part connected to the main body via a pivoting device and supporting the main body; And a second support part connected to the first support part to support the main body and the first support part, which can be mounted in a vertical direction and a horizontal direction, thereby facilitating viewing of various video media from a user's point of view, as well as contact terminals. Through the non-existent contact charging method through the wireless charging method can be effective to implement.

Description

Wireless charger and cradle combination device for portable terminal {Wireless charger and cradle combination device for portable terminal}

The present invention relates to a cradle for a wireless charger of a mobile terminal, and more particularly, to allow a portrait view and a landscape view to be convenient for watching a video (or photo) medium through a display device of the mobile terminal, and to enable a touch screen or a button. The present invention relates to a wireless charger combined cradle capable of charging the battery of a mobile terminal at the same time while being mounted to facilitate operation with one hand.

In general, a portable terminal refers to an electronic device that a user can carry and perform wireless communication with a counterpart. Such portable terminals are becoming smaller, slimmer and lighter in consideration of their portability, and are being modified to adapt to a multimedia environment or a wireless Internet environment that can pursue more various functions.

In addition, the portable terminal is an electronic device commonly used anywhere in the world, men and women, and is being recognized as a necessity to carry around at all times.

Such portable terminals are gradually being converted into a structure capable of communicating high speed data in addition to voice communication functions. That is, as consumer demand increases, it is possible to watch a moving picture medium together with a wireless Internet service using a wireless communication technology that transmits high-speed data.

On the other hand, the portable terminal uses a rechargeable battery pack therein, which requires a separate charging device because it is limited in use time.

However, most of the charging devices are not used for other purposes than charging, and since they are charged only by wire, there is an inconvenience in that the portable terminal should always be mounted in the vertical view direction, and it is impossible to mount the portable terminal at the same time as the charging. There was a problem.

Moreover, it is well known that the user has a landscape viewing instinct that wants to view the screen displayed on the display device in a wider manner.

Therefore, the present invention enables portrait view and landscape view for convenient viewing of a video medium through the display device of the mobile terminal, and mounts the battery of the mobile terminal while mounting the touch screen or a button for easy operation with one hand. The purpose is to provide a wireless charger holder that can be charged wirelessly.

The wireless charger dual holder according to an embodiment of the present invention, the main body for generating a high frequency transmission from a commercial power source, and charging wirelessly via a portable terminal; A first support part connected to the main body via a pivoting device to support the main body; And a second support part connected to the first support part and supporting the main body and the first support part.

According to another embodiment of the present invention, a wireless charger combined cradle includes: a main body generating and transmitting high frequency from a commercial power source and charging wirelessly through a portable terminal; And it is characterized in that it comprises a support portion connected to the main body for supporting the main body.

According to another embodiment of the present invention, a wireless charger combined cradle includes a case accommodating the portable terminal while being electrically connected to the portable terminal; A main body generating and transmitting high frequency from a commercial power source and charging wirelessly through the portable terminal and the case; And it is characterized in that it comprises a support portion connected to the main body for supporting the main body.

According to the present invention, it can be mounted in the vertical direction and the horizontal direction, which makes the operation of the portable terminal and viewing of various video media convenient from the user's point of view, as well as the conventional contactless charging method through the contact terminal. There is an effect that can implement a charging method.

1 is a perspective view showing a dual charger charger according to a first embodiment of the present invention.
Figure 2 is a perspective view showing a state in which the portable terminal mounted on the dual charger charger according to the first embodiment of the present invention.
3 is a block diagram showing a wireless charging system used in the dual charger charger according to the first embodiment of the present invention.
Figure 4 is a perspective view showing a wireless charger combined cradle according to a second embodiment of the present invention.
5 is a perspective view illustrating a use state in which the portable terminal is mounted on the dual charger charger according to the second embodiment of the present invention.
6 is a perspective view showing a wireless charger combined cradle according to a third embodiment of the present invention.
FIG. 7 is a perspective view illustrating a use state in which a portable terminal is mounted on a wireless charger-compatible holder according to a third embodiment of the present invention.
8 is a perspective view illustrating a dual charger charger according to a fourth embodiment of the present invention.
9 is a perspective view illustrating a use state in which the portable terminal is mounted on the dual charger charger according to the fourth embodiment of the present invention.
10 is a perspective view showing a case used for the dual charger charger according to the fifth embodiment of the present invention.
11 is a perspective view illustrating a use state in which a portable terminal and a case are mounted on a dual charger-type holder according to a fifth embodiment of the present invention.
12 is a block diagram showing a wireless charging system used in the dual charger charger according to the fifth embodiment of the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used as much as possible even if displayed on different drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

1 is a perspective view of a cradle for a wireless charger combined according to a first embodiment of the present invention, in Figure 1, the X-axis direction represents a horizontal direction, the Y-axis direction represents a vertical direction. Figure 2 is a perspective view showing a state in which the portable terminal mounted on the dual charger charger according to the first embodiment of the present invention.

As shown in these drawings, the wireless charger combined cradle 100 of the portable terminal according to the first embodiment of the present invention is a cradle for mounting the portable terminal 10 in the vertical direction and the horizontal direction, which is a commercial power source A main body 120 which generates and transmits a high frequency from the mobile terminal 10 and wirelessly charges the mobile terminal 10; A first support part 140 connected to the main body 120 via a pivoting device 141 to support the main body 120; And a second support part 160 connected to the first support part 140 to support the main body 120 and the first support part 140.

The main body 120 is formed in a substantially rectangular shape in accordance with the shape of the portable terminal 10 and is somewhat larger than the portable terminal 10. In fact, in the first embodiment of the present invention, the main body 120 acts as a magnetic field generating device, and the battery pack 20 (see FIG. 3) or the portable terminal 10 is placed on the main body 120. The support surface 121 of the main body 120 is formed to be generally flat, but the horizontal engaging jaw 122 protrudes upward from the support surface 121 at the front end extending in the horizontal direction, and extends in the vertical direction. At the distal end, the vertical catching jaw 123 protrudes upward from the support surface 121. These locking jaws 122 and 123 may be provided on both the upper and lower sides, or on both sides, but may be formed only on either one of the upper and lower sides or only on either one of the left and right sides.

In this case, when the battery pack 20 or the portable terminal 10 is placed on the support surface 121, the main body 120 may be always placed at a predetermined position, and the battery pack 20 or the portable terminal 10 may be provided. ) Is also effective to prevent the escape from the outside.

Some of the support surfaces 121 of the main body 120 may be selectively formed of a material that can prevent slippage, such as silicon. In addition, one side of the main body 120 may further include an LED 124 that is turned on according to the application of power.

3 is a block diagram showing a wireless charging system used in the dual charger charger according to the first embodiment of the present invention. As described above, the battery pack 20 or the portable terminal 10 may be placed and charged in the main body 120.

Referring to FIG. 3, the main body 120 includes a first rectifying unit 29, a high frequency generation circuit 28, and a primary coil 27. All of these components 27 to 29 are installed in the above-described main body 120, and in particular, the primary coil 27 embedded in the main body 120 is positioned immediately below the support surface 121. do.

The battery pack 20 includes a secondary coil 21, a second rectifier 22, a battery 23, and the like. The battery pack 20 is mounted on the portable terminal 10 or is separated separately. In addition, the secondary coil 21 and the second rectifier 22 may be disposed on the same layer for efficient space utilization.

3 illustrates an example in which the secondary coil 21, the second rectifier 22, the battery 23, and the like are included in the battery pack 20, but are not limited thereto. The secondary coil 21 and the second rectifier 22 are provided in the terminal 10, and the battery 23 is detachably detachable from the portable terminal 10 while being electrically connected to the second rectifier 22. The structure may be sufficient.

The main body 120 generates a magnetic field in the primary coil 27 by using an external commercial power supply 30, and the battery pack 20 generates the secondary coil 21 by the magnetic field generated in the primary coil 27. Generated current is supplied to the battery 23 via the second rectifier 22. The commercial power supply 30 supplied to the main body 10 is mainly a commercial AC power supply, but may be a DC power supply in some cases.

The main body 120 is connected to a commercial AC power source to receive an AC current. The first rectifier 29 receives the AC current, converts the DC current, and outputs the DC current. The high frequency generator circuit 28 receives a DC current output from the first rectifying unit 29 and converts the DC current into a high frequency AC current. The primary coil 27 receives an alternating current output from the high frequency generation circuit 28 to generate a magnetic field.

If the power supplied to the main body 120 is a DC power supply suitable for driving the high frequency generation circuit 28, the DC current supplied from this power supply is directly provided to the high frequency generation circuit 28. At this time, the first rectifier 29 becomes unnecessary.

When a magnetic field is generated in the primary coil 27 of the main body 120, the secondary coil 21 of the battery pack 20 generates an induced current by the magnetic field generated in the primary coil 27. The second rectifier 22 receives the induced current generated by the secondary coil 21 and converts the DC current into a DC current, and the battery 23 receives the DC current output by the second rectifier 22.

As described above, the wireless charging system used for the wireless charger dual holder 100 according to the first embodiment of the present invention is the two of the battery pack 20 by the magnetic field generated in the primary coil 27 of the main body 120 Induction current is generated in the difference coil 21 to charge the battery 23.

On the other hand, the primary coil 27 and the secondary coil 21 is composed of a single coil or a plurality of coils wound several times to several tens of times. The axial direction of the secondary coil 21 is the same as the axial direction of the primary coil 27. At this time, the primary coil 27 and the secondary coil 21 should be adjacent to the sufficient magnetic flux linkage so that the appropriate power can be transferred to increase the efficiency of charging. In particular, the centers of the primary coil 27 and the secondary coil 21 should be coincident with each other, according to the wireless charger combined cradle 100 according to the first embodiment of the present invention shown in Figs. Centering of the secondary coil 27 and the secondary coil 21 is made automatically.

In addition, when the battery pack 20 is mounted on the portable terminal 10, the battery pack 20 further includes a terminal (not shown) connected to an internal circuit of the portable terminal 10.

The first support part 140 is a member formed in a substantially plate shape and is connected to the main body 120 through the rotation device 141 to support the main body 120. In addition, the first support unit 140 supports the main body 120 in an inclined manner to provide a sense of stability and a comfortable angle to the mounted mobile terminal 10. Optionally, the first support 140 may be connected to the second support 160 by a hinge 161.

Rotating device 161 may be composed of a pin member and a ring member having a flange, or may be composed of a spherical pivot hinge. Due to the rotation device 161, the main body 120 on which the portable terminal 10 is placed may be positioned in the vertical direction and the horizontal direction. The main body 120 can be displaced from the horizontal direction to the vertical direction, thereby providing an additional advantage that is convenient to carry.

The second support part 160 is a member formed in a substantially plate shape and is connected to the first support part 140 and supports the first support part 140. As described above, the second support part 160 may be connected to the first support part 140 by the hinge 161. The first support part 140 and the second support part 160 connected by the hinge 161 may be connected to each other. By relatively rotating to adjust, it is possible to install the first support portion 140 inclined at various angles. In this case, the inclination angle of the first support unit 140 with respect to the second support unit 160 is adjustable and it is preferable to configure the hinge 161 to have at least two or more inclination steps.

In addition, the second support unit 160 may be further provided with a magnet or a double-sided tape on the bottom thereof to attach and mount the wireless charger dual holder 100 according to the first embodiment of the present invention in an arbitrary place. One side of the second support unit 160 is provided with a power input terminal (not shown) so that the commercial power supply 30 is applied.

In the wireless charger combined cradle 100 according to the first embodiment of the present invention, the second support portion 160 and the first support portion 140 through the first is electrically connected to the primary coil 27 in the body 120 A power supply circuit may be provided. One of the power supply circuits may include a controller (not shown) for controlling the supply of an optimal current for the portable terminal 10 to prevent damage to the circuit. ) Can be controlled.

In the state as shown in FIG. 2, the mobile terminal 10 may be charged or perform a call while being mounted on the wireless charger-compatible holder 100 according to the first embodiment of the present invention. Can be conveniently viewed using the display device of the mobile terminal 10, it is easy to operate a touch screen or a button with one hand. In addition, if necessary, the main body 120 can be rotated to one of the left and right sides so that the portable terminal 10 can be used in a horizontal view.

Figure 4 is a perspective view showing a wireless charger combined cradle according to a second embodiment of the present invention, Figure 5 is a perspective view showing a state in which the portable terminal is mounted on a dual charger charger according to a second embodiment of the present invention to be. In describing the wireless charger dual holder 200 according to the second embodiment of the present invention, the same components as those of the wireless charger dual holder 100 according to the first embodiment are given the same reference numerals, and the configuration and function thereof are identical. Detailed description will be omitted.

As shown in these drawings, the wireless charger dual holder 200 according to the second embodiment of the present invention generates and transmits a high frequency from the commercial power source 30 (see FIG. 3), the mobile terminal 10 Body 220 for charging wirelessly; And a support 240 connected to the main body 220 to support the main body 220. Optionally, the body 220 may be connected to the support 240 by a hinge 241.

The main body 220 is formed in a substantially rectangular shape in consideration of a space in which the portable terminal 10 can be mounted in the vertical direction and the horizontal direction, and is much larger than the portable terminal 10. In the second embodiment of the present invention, the main body 220 serves as a magnetic field generating device, and the battery pack 20 (see FIG. 3) or the portable terminal 10 is placed on the main body 220. The support surface 221 of the main body is formed to be generally flat, but the transverse end extending in the horizontal direction jaw 222 is formed to protrude upward from the support surface 221, the longitudinal end is extended vertically The locking jaw 223 protrudes upward from the support surface 221. These locking jaws 222 and 223 may be provided on both the upper and lower sides, or on both the left and right sides, but may be formed on only one of the upper and lower sides or only on either side. At this time, the vertical locking jaw 223 serves as a reference for selecting the position of the portable terminal 10 when the portable terminal 10 is mounted in the vertical direction or the horizontal direction.

In this way, when the battery pack 20 or the portable terminal 10 is placed on the support surface 221, two of the portable terminals 10 may be placed on the primary coil 27 (see FIG. 3) built into the main body 220. Not only can the difference coil 21 (see FIG. 3) be placed, but also the battery pack 20 or the portable terminal 10 can be prevented from being separated out of the main body 220.

Some of the supporting surfaces 221 of the main body 220 may be selectively formed of a material that can prevent slippage, such as silicon. In addition, one side of the main body 220 may be further provided with an LED 224 that is turned on according to the application of power.

The wireless charging system used in the wireless charger dual holder 200 according to the second embodiment of the present invention is the same as that of the first embodiment described above with reference to FIG. 3. Therefore, a detailed description thereof will be omitted.

However, the primary coil 27 and the secondary coil 21 is composed of a single coil or a plurality of coils wound several times to several tens of times. The axial direction of the secondary coil 21 is the same as the axial direction of the primary coil 27. At this time, the primary coil 27 and the secondary coil 21 should be adjacent to the sufficient magnetic flux linkage so that the appropriate power can be transferred to increase the efficiency of charging. Therefore, in the cradle 200 of the dual charger charger according to the second embodiment of the present invention shown in Figures 4 and 5, for example, if a single primary coil 27 is built in the lower right side of the main body 220 secondary The coil 21 is disposed at a lower position in the battery pack 20 so that the centers of the primary coil 27 and the secondary coil 21 coincide with each other. Centering of the primary coil 27 and the secondary coil 21 can be made simply by a mechanical means such as the vertical jaw 223.

In addition, a pair of position sensors 230 for detecting the positioning of the portable terminal 10 or the battery pack 20 with respect to the main body 220 and the proper centering of the coils are optionally included in the main body 220. Can be installed. As the position sensor 230, a Hall sensor or an optical sensor may be used. For example, when the Hall sensor is used, a permanent magnet or an electromagnet (not shown) is provided at a corresponding position of the portable terminal 10 or the battery pack 20. ) Will be mounted. Accordingly, when the portable terminal 10 or the battery pack 20 is placed in the correct position on the main body 220, the magnetic force of the magnet affects the Hall sensor, and sends a signal from the Hall sensor to the controller described later. The lighting signal is sent to the LED 224 according to the received signal, so that the user can recognize the alignment of the portable terminal 10 or the battery pack 20 with respect to the main body 220.

In addition, when the optical sensor is used as the position sensor 230, a light emitting sensor (not shown) is mounted at a corresponding position of the portable terminal 10 or the battery pack 20, and the light receiving sensor is mounted on the main body 220. do. Accordingly, when the portable terminal 10 or the battery pack 20 is placed in the correct position on the main body 220, the light from the light emitting sensor affects the light receiving sensor and sends a signal from the light receiving sensor to the controller described later. The controller transmits a lighting signal to the LED 224 according to the received signal, so that the user can recognize the alignment of the mobile terminal 10 or the battery pack 20 with respect to the main body 220.

The support part 240 is a member formed in a substantially plate shape and is connected to the main body 220 and supports the main body 220. As described above, the supporter 240 may be connected to the main body 220 by the hinge 241. When the main body 220 and the supporter 240 connected by the hinge 241 are rotated relative to each other, the main body is adjusted. 220 can be installed to be inclined. In this case, the inclination angle of the main body 220 with respect to the support 240 is adjustable and it is preferable to configure the hinge 241 to have at least two or more inclination steps.

In addition, the supporter 240 may further include a magnet or a double-sided tape on the bottom thereof to attach and mount the wireless charger dual holder 200 according to the second embodiment of the present invention to an arbitrary place. One side of the support unit 240 is provided with a power input terminal (not shown) so that the commercial power 30 is applied.

The dual charger 200 according to the second embodiment of the present invention may be provided with a power supply circuit electrically connected to the primary coil 27 in the main body 220 through the support 240. One of the power supply circuits may include a controller (not shown) that controls the supply of an optimal current for the portable terminal 10 to prevent damage to the circuit. Can be controlled.

In the state as shown in FIG. 5, the portable terminal 10 may charge or perform a call while being mounted on the wireless charger dual holder 200 according to the second embodiment of the present invention. The display device of FIG. 10 may be used for convenient viewing, and the touch screen or the button may be easily operated by one hand.

6 is a perspective view showing a dual charger charger according to a third embodiment of the present invention, Figure 7 is a perspective view showing a state in which the portable terminal mounted on the dual charger charger according to the third embodiment of the present invention to be. In describing the wireless charger dual holder 300 according to the third embodiment of the present invention, the same components as the wireless charger dual holder 100, 200 according to the first and second embodiments are denoted by the same reference numerals. While giving a detailed description of the configuration and function will be omitted.

As shown in these drawings, the wireless charger combined cradle 300 according to the third embodiment of the present invention generates and transmits a high frequency from a commercial power supply 30 (see FIG. 3), and passes through the mobile terminal 10. Body 320 for charging wirelessly; And a support part 340 connected to the main body 320 to support the main body 320. Optionally, the main body 320 may be connected to the support 340 by a hinge 341.

The main body 320 is formed in a substantially rectangular shape in consideration of a space in which the portable terminal 10 can be mounted in the vertical direction and the horizontal direction, and is much larger than the portable terminal 10. In the third embodiment of the present invention, the main body 320 serves as a magnetic field generating device, and the battery pack 20 (see FIG. 3) or the portable terminal 10 is placed on the main body 320. Although the supporting surface 321 of the main body is generally flat, the horizontal engaging jaw 322 protrudes upward from the supporting surface 321 at the front end extending in the horizontal direction in the X-axis direction, and in the Y-axis direction. A vertical locking jaw 323 protrudes upward from the support surface 321 at the tip extending in the vertical direction. These locking jaws 322 and 323 may be provided on both sides of the top and bottom or left and right, but may be formed only on any one of the top and bottom or only one of the left and right.

Moreover, from the longitudinal support 325a which is separated by the same distance D in the X-axis direction from the axis of the Y-axis direction passing through the center of this main body 320, and from the axis of the X-axis direction passing through the center of the main body 320. A pair of support jaws 325 formed integrally with the horizontal support 325b, which is moved downward by the distance D in the Y-axis direction, protrude upward from the support surface 321. At this time, the base jaw 325 serves as a reference for selecting the position of the portable terminal 10 when the portable terminal 10 is mounted in the vertical direction or the horizontal direction.

In this case, when the battery pack 20 or the portable terminal 10 is placed on the support surface 321, the portable terminal 10 is mounted on the primary coil 27 (see FIG. 3) embedded in the center of the main body 320 as much as possible. In addition to the secondary coil 21 (see FIG. 3), the battery pack 20 or the mobile terminal 10 may be prevented from being separated out of the main body 320.

Some of the supporting surfaces 321 of the main body 320 may be selectively formed of a material that can prevent slippage, such as silicon. In addition, one side of the main body 320 may be further provided with an LED 324 that is turned on according to the application of power.

The wireless charging system used in the wireless charger dual holder 300 according to the third embodiment of the present invention is the same as that of the first embodiment described above with reference to FIG. 3. Therefore, a detailed description thereof will be omitted.

On the other hand, the primary coil 27 and the secondary coil 21 is composed of a single coil or a plurality of coils wound several times to several tens of times. The axial direction of the secondary coil 21 is the same as the axial direction of the primary coil 27. At this time, the primary coil 27 and the secondary coil 21 should be adjacent to the sufficient magnetic flux linkage so that the appropriate power can be transferred to increase the efficiency of charging. Therefore, in the wireless charger combined cradle 300 according to the third embodiment of the present invention illustrated in FIGS. 6 and 7, for example, when a single primary coil 27 is embedded in the center of the main body 320, the secondary coil is used. 21 is disposed at a corresponding position in the battery pack 20 so that the centers of the primary coil 27 and the secondary coil 21 should coincide with each other. Centering of the primary coil 27 and the secondary coil 21 can be simply made by mechanical means such as the vertical jaw 323 and the support jaw 325.

In addition, a pair of position sensors 330 for detecting the positioning of the portable terminal 10 or the battery pack 20 with respect to the main body 320 and the centering of the coils are optionally included in the main body 320. Can be installed. As the position sensor 330, a Hall sensor or an optical sensor may be used, and its configuration and operation relationship are the same as those of the second embodiment described above with reference to FIGS. 4 and 5, and thus the detailed description thereof will be omitted. do.

The support part 340 is a member formed in a substantially plate shape and is connected to the main body 320 and supports the main body 320. As described above, the support 340 may be connected to the main body 320 by the hinge 341. When the main body 320 and the support 340 connected to the hinge 341 are rotated relative to each other, the main body It is possible to install 320 inclined. In this case, the inclination angle of the main body 320 with respect to the support 340 is adjustable and it is preferable to configure the hinge 341 to have at least two or more inclination steps.

The dual charger charger 300 according to the third embodiment of the present invention may be provided with a power supply circuit electrically connected to the primary coil 27 in the main body 320 by passing through the support part 340. One of the power supply circuits may include a controller (not shown) capable of controlling to supply an optimum current suitable for the mobile terminal 10 to prevent damage to the circuit. Can be controlled.

In the state as shown in FIG. 7, the mobile terminal 10 may charge or perform a call while being mounted on the wireless charger-compatible holder 300 according to the third embodiment of the present invention. The display device of FIG. 10 may be used for convenient viewing, and the touch screen or the button may be easily operated by one hand.

8 is a perspective view showing a dual charger charger according to the fourth embodiment of the present invention, Figure 9 is a perspective view showing a state in which the portable terminal mounted on the dual charger charger according to the fourth embodiment of the present invention to be. In describing the wireless charger dual holder 400 according to the fourth embodiment of the present invention, the same reference numerals are used for the same components as the wireless charger dual holder 100 to 300 according to the first to third embodiments. While giving a detailed description of the configuration and function will be omitted.

As shown in these drawings, the wireless charger dual cradle 400 according to the fourth embodiment of the present invention generates and transmits a high frequency from the commercial power source 30 (see FIG. 3), and passes through the portable terminal 10 Body 420 to charge wirelessly; And a support part 440 connected to the main body 420 to support the main body 420. Optionally, the body 420 may be connected to the support 440 by a hinge 441.

The main body 420 is formed in a substantially rectangular shape in accordance with the shape of the portable terminal 10 and is somewhat larger than the portable terminal 10. In the fourth embodiment of the present invention, the main body 420 serves as a magnetic field generating device, and the battery pack 20 (see FIG. 3) or the portable terminal 10 is placed on the main body 420. The supporting surface 421 of the main body 420 is formed to be flat in its entirety, but is located in a groove formed concave by a predetermined depth from the front end surface 423 extending in the longitudinal direction. In addition, a horizontal locking jaw 422 protrudes upward from the front end surface 423 at the front end extending in the horizontal direction.

In this way, when the battery pack 20 or the mobile terminal 10 is placed on the support surface 421, the main body 420 may be always placed at a predetermined position. However, when the mobile terminal 10 is used in the horizontal view, the portable terminal 10 is placed across the front end surface 423 but is supported by the horizontal locking jaw 422. In this case, the wireless charging may not be performed.

In addition, one side of the main body 420 may be further provided with an LED 424 that is turned on when the power is applied.

The wireless charging system used in the wireless charger dual holder 400 according to the fourth embodiment of the present invention is the same as that of the first embodiment described above with reference to FIG. 3. Therefore, detailed description thereof will be omitted.

However, the primary coil 27 and the secondary coil 21 is composed of a single coil or a plurality of coils wound several times to several tens of times. The axial direction of the secondary coil 21 is the same as the axial direction of the primary coil 27. At this time, the primary coil 27 and the secondary coil 21 should be adjacent to the sufficient magnetic flux linkage so that the appropriate power can be transferred to increase the efficiency of charging. In particular, the center of the primary coil 27 and the secondary coil 21 should match each other, according to the wireless charger dual holder 400 according to the fourth embodiment of the present invention shown in Figures 8 and 9 Centering of the secondary coil 27 and the secondary coil 21 is made automatically.

The support part 440 is a member formed in a substantially plate shape and is connected to the main body 420 and supports the main body 420. As described above, the support 440 may be connected to the main body 420 by the hinge 441. When the main body 420 and the support 440 connected to the hinge 441 are rotated relative to each other, the main body is adjusted. It is possible to install the 420 inclined. In this case, the inclination angle of the main body 420 with respect to the support 440 is adjustable and it is preferable to configure the hinge 441 to have at least two or more inclination steps.

The dual charger charger 400 according to the fourth embodiment of the present invention may be provided with a power supply circuit electrically connected to the primary coil 27 in the main body 420 through the support 440. One of the power supply circuits may include a controller (not shown) for controlling the supply of an optimum current for the portable terminal 10 to prevent damage to the circuit. Can be controlled.

In the state as shown in FIG. 9, the mobile terminal 10 may charge or perform a call while being mounted on the wireless charger dual holder 400 according to the fourth embodiment of the present invention. The display device of FIG. 10 may be used for convenient viewing, and the touch screen or the button may be easily operated by one hand.

In the horizontal view, one end of the portable terminal 10 may be placed in line with the intercepting jaw 422 to make a call and watch.

FIG. 10 is a perspective view illustrating a case used in the dual charger charger according to the fifth embodiment of the present invention, and FIG. 11 is a portable terminal and the case mounted on the dual charger charger according to the fifth embodiment of the present invention. A perspective view showing a state of use. In describing the wireless charger dual holder 500 according to the fifth embodiment of the present invention, the same reference numerals are used for the same components as the wireless charger dual holder 100 to 400 according to the first to fourth embodiments. While giving a detailed description of the configuration and function will be omitted.

Wireless charger dual cradle 500 according to the fifth embodiment of the present invention, the case 510 for receiving the portable terminal 10 while being electrically connected to the portable terminal 10; A main body 520 which generates and transmits a high frequency from the commercial power supply 30 (see FIG. 12) and wirelessly charges through the portable terminal 10 and the case 510; And a support part 540 connected to the main body 520 to support the main body 520. Optionally, the body 520 may be connected to the support 540 by a hinge 541.

The portable terminal 10 or the battery pack when the hall sensor is used as the position sensor 230 or 330 in the wireless charger dual holder 200 or 300 according to the second or third embodiment of the present invention described above. If the permanent magnet or the electromagnet is mounted inside the 20, the user may adversely affect other electronic devices or credit cards, and if the device such as the optical sensor is applied to the position sensors 230 and 330, the portable terminal 10 Or, due to spatial constraints in the battery pack 20, it may be difficult to design.

Therefore, in the wireless charger combined cradle 500 according to the fifth embodiment of the present invention, a case 510 which can be used only when the portable terminal 10 is placed on the wireless charger combined cradle 500 is added.

The case 510 is a substantially plate-shaped member and is provided with a receiving groove 511 for accommodating the portable terminal 10 on one side. In the accommodating groove 511, a connection terminal 512 that is electrically connected to the battery 23 (see FIG. 12) of the portable terminal 10 is installed. The case 510 may be formed in various forms with a cover such as a cover of a book or a case of a notebook.

In the case 510, when the position sensor 530 installed in the main body 520 is a hall sensor, a permanent magnet or an electromagnet (not shown) for operating the hall sensor is mounted at a corresponding position. Accordingly, when the portable terminal 10 and the case 510 are placed in the correct position on the main body 520, the magnetic force of the magnet affects the hall sensor, and sends a signal from the hall sensor to a controller to be described later. The lighting signal is sent to the LED 524 according to the received signal, so that the user can recognize the alignment of the portable terminal 10 with respect to the main body 520.

For example, when an optical sensor is used as the position sensor 530, a light emitting sensor (not shown) is mounted at a corresponding position of the case 510, and a light receiving sensor is mounted on the main body 520. Accordingly, when the portable terminal 10 and the case 510 are placed in the correct position on the main body 520, the light from the light emitting sensor affects the light receiving sensor and sends a signal from the light receiving sensor to the controller described later. The light signal is transmitted to the LED 524 according to the received signal, so that the user can recognize the alignment of the mobile terminal 10 with respect to the main body 520.

In the wireless charger dual holder 500 according to the fifth embodiment of the present invention, the configuration of the main body 520 and the support 540 is a wireless charger dual holder 200 according to the second or third embodiment of the present invention , 300). 11 illustrates the cradle shown in FIGS. 4 and 5, but is not limited thereto. In FIG. 11, reference numeral 522 denotes a horizontal jaw.

12 is a block diagram showing a wireless charging system used in the dual charger charger according to the fifth embodiment of the present invention. As described above, the mobile terminal 10 accommodated in the case 510 may be placed and charged in the main body 520.

Referring to FIG. 12, the main body 520 includes a first rectifying unit 525, a high frequency generating circuit 526, and a primary coil 527. These components 525 to 527 are all installed inside the body 520.

Meanwhile, the case 510 includes a secondary coil 513 and a second rectifying unit 514, and is electrically connected to the battery 23 detachably detachable from the portable terminal 10. In addition, the secondary coil 513, the second rectifier 514 and the like may be disposed on the same layer for efficient space utilization.

The main body 520 generates a magnetic field in the primary coil 527 by using an external commercial power supply 30, and the case 510 generates a magnetic field in the secondary coil 513 by the magnetic field generated in the primary coil 527. The generated induced current is provided to the battery 23 in the mobile terminal 10 via the second rectifying unit 514. The battery 23 of the portable terminal 10 receives the DC current output from the second rectifying unit 514 via the connection terminal 512. The commercial power supply 30 supplied to the main body 520 is mainly a commercial AC power supply, but may be a DC power supply in some cases.

As described above, the wireless charging system used for the dual charger charger according to the fifth embodiment of the present invention is the secondary coil 513 of the case 510 by the magnetic field generated in the primary coil 527 of the main body 520. Induced current is generated in the) and is charged to the battery 23 of the mobile terminal 10.

On the other hand, the primary coil 527 and the secondary coil 513 is composed of a single coil or a plurality of coils wound several times to several tens of times. The axial direction of the secondary coil 513 is the same as the axial direction of the primary coil 527. At this time, the primary coil 527 and the secondary coil 513 should be adjacent to the sufficient magnetic flux linkage so that the appropriate power can be transferred to increase the charging efficiency. In particular, the centers of the primary coils 527 and the secondary coils 513 should coincide with each other, and the centering of the primary coils 527 and the secondary coils 513 is the vertical jaw 523 or the support jaw. It can be made simply by mechanical means such as (not shown).

The wireless charger dual holder 500 according to the fifth embodiment of the present invention may be provided with a power supply circuit electrically connected to the primary coil 527 in the main body 520 through the support 540. One of the power supply circuits may include a controller (not shown) capable of controlling to supply an optimum current suitable for the mobile terminal 10 to prevent damage to the circuit. Can be controlled.

Furthermore, in the state as shown in FIG. 11, the mobile terminal 10 can be charged on the portable charger-compatible cradle 500 according to the fifth embodiment of the present invention with the case 510 interposed therebetween to charge or perform a call. The user can conveniently watch various video media using the display device of the mobile terminal, and it is easy to operate the touch screen or the button with one hand.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and variations without departing from the essential characteristics of the present invention.

For example, the position sensors 230 and 330 used in the wireless charger dual holder according to the second or third embodiment of the present invention can be applied to the wireless charger dual holder of the first and fourth embodiments. Bar, the position sensor is built in the main body 120, 420 of the dual charger charger according to the first and fourth embodiments of the present invention, thereby detecting the position of the portable terminal 10 with respect to the main body (120, 420) This becomes possible.

As another example, the case 310 used in the wireless charger dual holder according to the fifth embodiment of the present invention can be applied to the wireless charger dual holder of the first embodiment to the fourth embodiment, the first embodiment of the present invention When the position sensor is embedded in the main body of the dual charger charger according to the fourth embodiment, the position detection of the portable terminal 10 with respect to the main body is possible.

Therefore, the embodiments disclosed in this specification are not intended to limit the technical spirit of the present invention, but to explain, the protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope Should be construed as being included in the scope of the present invention.

100, 200, 300, 400, 500: the wireless charger combined cradle according to the present invention
10: mobile terminal
20: battery pack
30: commercial power
120, 220, 320, 420, 520: main body
140: first support
160: second support
230, 330, 530: Position sensor
240, 340, 440, 540: support
510: Case

Claims (29)

delete delete delete delete delete delete delete delete delete A main body generating and transmitting high frequency from a commercial power source and charging wirelessly via a portable terminal; And
Is connected to the main body includes a support for supporting the main body,
In the main body, a horizontal locking jaw protrudes from the front end extending in the horizontal direction, and a vertical locking jaw protrudes from the front end extending in the longitudinal direction,
The main body has a first rectifying unit, a high frequency generating circuit and a primary coil,
The portable terminal includes a secondary coil and a second rectifying unit,
The battery is detachably detachable from the portable terminal while being electrically connected to the second rectifying unit.
When the portable terminal is mounted in the vertical direction or the horizontal direction, the horizontal jaw jaw and the vertical jaw jaw serve as a reference for positioning of the mobile terminal, thereby centering the primary coil and the secondary coil. Wireless charger holder. The method of claim 10,
A wireless charger combined cradle having a hinge interposed between the main body and the support. delete The method of claim 10,
The main body has a longitudinal support that is spaced apart by the same distance in the horizontal direction from the longitudinal axis passing through the center of the main body, and is moved downward by the distance in the vertical direction from the horizontal axis passing through the center of the main body. Stand for wireless charger combined with a protruding pedestal formed integrally with the transverse stand. delete delete The method of claim 10,
And a pair of position chargers installed in the main body, the pair of position sensors detecting whether the position of the mobile terminal with respect to the main body is correct. 17. The method of claim 16,
The position sensor is a hall sensor,
Corresponding holder of the wireless charger is equipped with a permanent magnet or an electromagnet at the corresponding position of the portable terminal. 17. The method of claim 16,
The position sensor is a light receiving sensor that is an optical sensor,
Corresponding holder of the wireless charger is equipped with a light emitting sensor at a corresponding position of the portable terminal. delete delete The method of claim 10,
One side of the support is provided with a power input terminal so that commercial power is applied,
The wireless charger combined cradle is provided with a power supply circuit electrically connected to the primary coil in the main body through the support. delete delete delete delete delete delete delete The method of claim 10,
The primary coil and the secondary coil is made of a single coil or a plurality of coils, the axial direction of the primary coil and the axial direction of the secondary coil is the same charger charger.

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