TW201511467A - Electronic device and method for adjusting volume thereof - Google Patents

Abstract

An electronic device and a method for adjusting volume of the electronic device are provided, the electronic device includes a first assembly and a second assembly. The first assembly includes a screen, and the second assembly is pivoted to the first assembly. The second assembly includes a volume control unit, and the volume control unit is configured to determine whether the first assembly is in a forward status or a backward status. When the first assembly is in the forward status, the volume control unit increases the output volume of a first left speaker unit and a first right speaker unit of the second assembly. In addition, when the first assembly is in the backward status, the volume control unit increases the output volume of a second left speaker unit and a second right speaker unit of the second assembly.

Description

Electronic device and its volume adjustment method

The present invention relates to an electronic device, and more particularly to an electronic device and a method for adjusting the volume thereof.

As technology continues to advance, the appearance and use of notebooks is becoming more diverse. For example, some computer manufacturers have introduced laptops that can rotate the screen almost 360 degrees, so that the screen of the notebook can not only face the user in a single orientation, or the keyboard of the notebook or The user who inputs the touchpad can flip the screen to the back cover of the original notebook, so that users in multiple orientations can easily view the screen of the notebook.

However, although the screen of the notebook computer can support nearly 360 degrees of rotation, the output of the sound is limited by the setting of the speaker of the notebook computer and the existing audio control technology, and cannot be adaptively given differently. The user who listens to the screen of the notebook computer has a comfortable listening experience.

In view of this, the present invention provides an electronic device and a volume adjustment method thereof, which can adaptively adjust the output of the audio according to the orientation of the screen, so that the user can have a comfortable hearing feeling regardless of whether the electronic device is in front or behind. .

The invention provides an electronic device comprising a first body and a second body. The first body includes a screen. The second body is rotatably pivotally connected to the first body and has a first side and a second side opposite to the first side. The second body includes a first left speaker unit, a second left speaker unit, a first right speaker unit, a second right speaker unit, and a volume control unit. The first left speaker unit and the second left speaker unit are disposed adjacent to the first side of the second body. The first right speaker unit and the second right speaker unit are disposed adjacent to the second side of the second body. The volume control unit is coupled to the first left speaker unit, the second left speaker unit, the first right speaker unit, and the second right speaker unit, and is configured to determine that the first body is in a forward tilt state or a backward tilt state. When the first body is in the forward tilt state, the volume control unit adjusts the output volume of the first left speaker unit and the first right speaker unit from the first volume to the second volume, wherein the second volume is greater than the first volume. When the first body is in the backward tilt state, the volume control unit adjusts the output volume of the second left speaker unit and the second right speaker unit from the third volume to the fourth volume, wherein the fourth volume is greater than the third volume.

The present invention further provides a volume adjustment method suitable for an electronic device having a first body and a second body. The first body includes a screen. The second body is rotatably pivotally connected to the first body and has a first side and a second side opposite to the first side side. The method includes: determining that the first body is in a forward tilt state or a backward tilt state; and when the first body is in a forward tilt state, outputting the output volume of the first left speaker unit and the first right speaker unit of the second body by the first A volume is adjusted to a second volume, wherein the second volume is greater than the first volume. When the first body is in the backward tilt state, the output volume of the second left speaker unit and the second right speaker unit of the second body is adjusted from the third volume to the fourth volume, wherein the fourth volume is greater than the third volume. The first left speaker unit and the second left speaker unit are disposed adjacent to the first side of the second body, and the first right speaker unit and the second right speaker unit are disposed adjacent to the second side of the second body.

Based on the above, the present invention can adaptively change the output volume of different speaker units according to the tilt state of the first body of the electronic device, so that the user can have a comfortable hearing feeling regardless of whether it is in front of or behind the electronic device. .

The above described features and advantages of the invention will be apparent from the following description.

10‧‧‧Electronic devices

11‧‧‧First body

12‧‧‧Second body

121‧‧‧Support

122‧‧‧ body

201~204‧‧‧ side

211‧‧‧ screen

212‧‧‧Gravity sensing unit

221‧‧‧First left speaker unit

222‧‧‧Second left speaker unit

223‧‧‧First right speaker unit

224‧‧‧Second right speaker unit

225‧‧‧Volume control unit

231‧‧‧First left audio channel

232‧‧‧second left audio channel

233‧‧‧First right audio channel

234‧‧‧Second right audio channel

31, 32‧‧‧ audio output direction

33‧‧‧Desktop

41‧‧‧ horizontal plane

42, 53, 54‧‧‧ screen orientation

52‧‧‧Users

LC1‧‧‧first left volume control signal

LC2‧‧‧Second left volume control signal

RC1‧‧‧First right volume control signal

RC2‧‧‧Second right volume control signal

S602, S604, S606‧‧‧ steps of the volume adjustment method in one embodiment of the present invention

1 and 2 are schematic diagrams of an electronic device according to an embodiment of the invention.

FIG. 3 is a schematic diagram showing the arrangement of a speaker unit according to an embodiment of the invention.

FIG. 4 is a schematic diagram showing a forward tilting state and a backward tilting state of a first body according to an embodiment of the invention.

5A and FIG. 5B are schematic diagrams showing a usage scenario of an electronic device according to an embodiment of the invention.

FIG. 6 is a flow chart of a volume adjustment method according to an embodiment of the invention.

1 and 2 are schematic diagrams of an electronic device according to an embodiment of the invention. Referring to FIG. 1 and FIG. 2 simultaneously, the electronic device 10 includes a first body 11 and a second body 12. The first body 11 includes a screen 211, and the second body 122 is rotatably pivotally coupled to the first body 11. In the present embodiment, the electronic device 10 is, for example, a notebook computer. Alternatively, in another embodiment, the electronic device 10 is composed of, for example, a mobile device (ie, the first body 11) and a docking station (ie, the second body 12). In addition, the screen 211 may be a touch screen or a non-touch screen, and the invention is not limited thereto.

The second body 12 has sides 201 to 204. The side 201 is opposite the side 203 and the side 202 is opposite the side 204. In the present embodiment, the second body 122 is rotatably pivotally connected to the first body 11 through, for example, the side 202. Thereby, the first body 11 can be rotated back and forth with respect to the second body 122.

For example, the user can rotate the first body 11 to the front of the screen toward the front of the electronic device 10 (ie, the direction of the side 204) to view the screen 211 in front of the electronic device 10. Alternatively, the user can also rotate the first body 11 until its screen orientation is toward the rear of the electronic device 10 (ie, the direction of the side 202) to view the screen 211 and the like behind the electronic device 10. In addition, the first body 11 It can also be rotated and fixed to the remaining angles, for example, rotating the first body 11 to its screen orientation toward the second body 122, etc., and the invention is not limited thereto.

In this embodiment, the second body 122 may include a support body 121 and a body 122. An input device such as a keyboard (not shown) and a touch panel (not shown) is disposed on the body 122, for example. One end of the support body 121 is rotatably pivotally connected to the first body 11 , and the other end of the support body 121 is rotatably pivotally connected to the body 122 . Thereby, the first body 11 can perform the above-described rotation through the support body 121.

The second body 12 includes a first left speaker unit 221, a second left speaker unit 222, a first right speaker unit 223, a second right speaker unit 224, and a volume control unit 225. The first left speaker unit 221 and the second left speaker unit 222 are disposed adjacent to the side 201 of the second body 12, and the first right speaker unit 223 and the second right speaker unit 224 are adjacent to the side of the second body 12. 203 settings. That is, the first left speaker unit 221 and the second left speaker unit 222 are closer to the side 201 of the second body 12 with respect to the first right speaker unit 223 and the second right speaker unit 224, and A right speaker unit 223 and a second right speaker unit 224 are closer to the side 203 of the second body 12 with respect to the first left speaker unit 221 and the second left speaker unit 222.

In the embodiment, the first left speaker unit 221 and the second left speaker unit 222 are used to play the left channel audio, for example, and the first right speaker unit 223 and the second right speaker unit 224 are, for example, Used to play right channel audio. Alternatively, the first left speaker unit 221, the second left speaker unit 222, the first right speaker unit 223, and the second right speaker unit 224 may also be used together to play a single channel of audio, which is not limited by the present invention. . In this embodiment, the first left speaker unit 221 and the second left speaker unit 222. The first right speaker unit 223 and the second right speaker unit 224 are each a speaker, for example.

The volume control unit 225 is coupled to the first left speaker unit 221, the second left speaker unit 222, the first right speaker unit 223, and the second right speaker unit 224, and is configured to control the first left speaker unit 221. The output volume of each of the second left speaker unit 222, the first right speaker unit 223, and the second right speaker unit 224.

For example, the volume control unit 225 sends the first left volume control signal LC1 to the first left speaker unit 221 through the first left audio channel 231 to control the output volume of the first left speaker unit 221. The volume control unit 225 transmits the second left volume control signal LC2 to the second left speaker unit 222 through the second left audio channel 232 to control the output volume of the second left speaker unit 222. The volume control unit 225 transmits the first right volume control signal RC1 to the first right speaker unit 223 through the first right audio channel 233 to control the output volume of the first right speaker unit 223. The volume control unit 225 sends the second right volume control signal RC2 to the second right speaker unit 224 through the second right channel 234 to control the output volume of the second right speaker unit 224. In the present embodiment, the volume control unit 225 is, for example, built into an audio decoder or implemented as an additional processor, microcontroller or embedded controller.

The volume control unit 225 can determine that the first body 11 is in a forward tilt state or a backward tilt state. When the first body 11 is in the forward tilt state, the volume control unit 225 may increase the output volume of the first left speaker unit 221 and the first right speaker unit 223, for example, from the first volume to the second volume, wherein The second volume is greater than the first volume. In addition, when the first body 11 is in the backward tilt state, the volume control unit 225 may The output volume of the two left speaker units 222 and the second right speaker unit 224 is increased, for example, by a third volume to a fourth volume, wherein the fourth volume is greater than the third volume.

In detail, FIG. 3 is a schematic diagram of a setting manner of a speaker unit according to an embodiment of the invention. Since the first left speaker unit 221 and the second left speaker unit 222 and the first right speaker unit 223 and the second right speaker unit 224 are bilaterally symmetric, for example, the first left speaker unit 221 is The first right speaker unit 223 is bilaterally symmetric, and the second left speaker unit 222 and the second right speaker unit 224 are bilaterally symmetric, so here the first left speaker unit 221 and the second left speaker unit 222 are used. For example, the manner in which the first right speaker unit 223 and the second right speaker unit 224 are set is the same.

Referring to FIG. 3, it is assumed that the electronic device 10 is placed on the desktop 33, and the audio output direction of the first left speaker unit 221 (and the first right speaker unit 223) is reflected by the reflection of the desktop 33 (including the bottom of the electronic device 10). 31 will coincide with the screen orientation when the first body 11 is in the forward tilt state (eg, toward the front of the electronic device 10), and the audio output direction 32 of the second left speaker unit 222 (and the second right speaker unit 224) It will coincide with the screen orientation when the first body 11 is in the backward tilt state (for example, toward the rear of the electronic device 10). Further, the table top 33 is merely an example, which may be any remaining object, and the present invention is not limited thereto.

That is, the present invention changes the arrangement of the speakers in the conventional notebook computer, and sets the audio output direction of the first left speaker unit 221 and the first right speaker unit 223 toward the front of the electronic device 10 (ie, , the side 204) of the second body 12, and the audio of the second left speaker unit 222 and the second right speaker unit 224 The output direction is set toward the rear of the electronic device 10 (ie, the side 202 of the second body 12). When the first body 11 is in the forward tilting state, since the screen orientation of the first body 11 is toward the front of the electronic device 10, the volume control unit 225 can set the first left speaker unit corresponding to the screen orientation of the first body 11. The output volume of the first right speaker unit 223 is increased, or the output volume of the first left speaker unit 221 and the first right speaker unit 223 is increased, and the second left speaker unit 222 is The output volume of the second right speaker unit 224 is lowered, for example, the output volume of the second left speaker unit 222 and the second right speaker unit 224 is adjusted from the fifth volume to the sixth volume, wherein the sixth volume is less than the fifth volume. .

On the other hand, when the first body 11 is in the backward tilting state, since the screen orientation of the first body 11 is toward the rear of the electronic device 10, the volume control unit 225 can move the second leftward corresponding to the screen orientation of the first body 11. The output volume of the sound unit 222 and the second right speaker unit 224 is increased, or the first left speaker unit is added while the output volume of the second left speaker unit 222 and the second right speaker unit 224 is increased. The output volume of the first right speaker unit 223 is reduced, for example, the output volume of the first left speaker unit 221 and the first right speaker unit 223 is adjusted from the seventh volume to the eighth volume, wherein the eighth volume is smaller than the first volume. Seven volume.

Further, the determination of the forward tilt state and the backward tilt state is achieved, for example, by providing a gravity sensing unit on the first body 11. Referring to FIG. 1 again, in the embodiment, the first body 11 further includes a gravity sensing (g-sensor) unit 212 to detect the tilt angle of the first body 11 . The gravity sensing unit 212 is coupled to the volume control unit 225. When the tilt angle of the first body 11 falls within a range of forward tilt angle, the sound The quantity control unit 225 determines that the first body 11 is in the forward tilt state. On the other hand, when the tilt angle of the first body 11 falls within a range of the back tilt angle, the volume control unit 225 determines that the first body 11 is in the backward tilt state. Wherein, the forward tilt angle range and the backward tilt angle range may be set according to practical requirements, and the invention is not limited thereto.

Alternatively, the volume control unit 225 can also obtain an angle between the first body 11 and a horizontal plane (or a vertical plane) according to the tilt angle detected by the gravity sensing unit 212, and determine whether the first body 11 is in the Forward or backward.

For example, FIG. 4 is a schematic diagram of a forward tilt state and a backward tilt state of a first body according to an embodiment of the invention. Referring to FIG. 1 and FIG. 4 simultaneously, the screen orientation of the first body 11 is represented by the screen orientation 42. In the present embodiment, if the water level 41 is used as a reference for determining that the first body 11 is in the forward tilting state or the backward tilting state, the volume control unit 225 can obtain the first body 11 and the tilt angle according to the tilt angle detected by the gravity sensing unit 212. The angle between the horizontal planes 41.

As shown in FIG. 4, when the angle between the first body 11 and the horizontal plane 41 is any angle within the range of θ to 90 degrees (that is, the first body 11 shown by the solid line), the volume control unit 225 determines The inclination angle of the first body 11 falls within the range of the forward tilt angle, and it is determined that the first body 11 is in the forward tilt state. On the other hand, when the angle between the first body 11 and the horizontal plane 41 is any angle within the range of -θ to -90 degrees (that is, the first body 11 shown by a broken line), the volume control unit 225 determines the first body. The inclination angle of 11 falls within the backward tilt angle range, and it is determined that the first body 11 is in the backward tilt state. Alternatively, in an embodiment, the first body 11 and a vertical surface may also be The angle between the angles of the first body 11 is determined whether the angle of inclination of the first body 11 falls within the range of the forward tilt angle or the backward tilt angle. θ and -θ mentioned herein are, for example, 10 degrees and -10 degrees, and are not limited thereto.

5A and FIG. 5B are schematic diagrams showing a usage scenario of an electronic device according to an embodiment of the invention. Referring to FIG. 5A, assume that the user 52 is located in front of the electronic device 10 (ie, near the side 204 of the second body 12) to view or operate the electronic device 10 (eg, to view a movie played on the screen 211 of the electronic device 10). And the screen orientation of the first body 11 is represented by the screen orientation 53. At this time, since the volume control unit 225 determines that the first body 11 is in the forward tilt state (ie, the screen 211 faces the front of the electronic device 10), the volume control unit 225 sets the first left speaker unit 221 and the first right speaker unit. The output volume of 223 is increased, or while the output volume of the first left speaker unit 221 and the first right speaker unit 223 is increased, and the second left speaker unit 222 and the second right speaker unit 224 are The output volume is reduced. Thereby, the sound transmitted by the first left speaker unit 221 and the first right speaker unit 223 through the audio output direction 31 is more efficiently transmitted to the ear of the user 52.

Referring to FIG. 5B, assume that the user 52 is located behind the electronic device 10 (ie, near the side 202 of the second body 12) to view or operate the electronic device 10 (eg, viewing the display on the screen 211 of the electronic device 10). Movie), and the screen orientation of the first body 11 is indicated by the screen orientation 54. At this time, since the volume control unit 225 determines that the first body 11 is in the backward tilt state (ie, the screen 211 faces the rear of the electronic device 10), the volume control unit 225 sets the second left speaker unit 222 and the second right speaker unit. The output volume of 224 is increased, or the second left speaker unit 222 is While the output volume of the second right speaker unit 224 is increased, the output volume of the first left speaker unit 221 and the first right speaker unit 223 is lowered. Thereby, the sound transmitted by the second left speaker unit 222 and the second right speaker unit 224 through the audio output direction 32 will be more efficiently transmitted to the ear of the user 52.

In addition, FIG. 6 is a flowchart of a volume adjustment method according to an embodiment of the invention. This method is applicable to the electronic device 10, please refer to FIG. 2 and FIG. 6 at the same time. In step S602, the volume control unit 225 determines that the first body 11 is in the forward tilt state or the backward tilt state. When the first body 11 is in the forward tilt state, in step S604, the volume control unit 225 adjusts the output volume of the first left speaker unit 221 and the first right speaker unit 223 of the second body 12 from the first volume to a second volume, wherein the second volume is greater than the first volume. In addition, when the first body 11 is in the backward tilt state, the volume control unit 225 adjusts the output volume of the second left speaker unit 122 and the second right speaker unit 124 of the second body 12 from the third volume to the fourth volume. Where the fourth volume is greater than the third volume.

However, the detailed implementation details of the above-described volume adjustment method have been specifically described above, and the detailed description thereof will not be repeated here.

In summary, the present invention is to direct the audio output direction of the first left speaker unit and the first right speaker unit toward the front of the electronic device, and to direct the audio output direction of the second left speaker unit and the second right speaker unit toward the electronic device. The rear. Then, according to the tilt state of the first body of the electronic device, the present invention can increase the output volume of the speaker unit with the same audio output direction as the user's orientation, and can reduce the audio output direction to be opposite to the user's position. The output volume of the speaker unit allows the user to have a comfortable listening experience regardless of whether they are in front of or behind the electronic device.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any one of ordinary skill in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of the invention is defined by the scope of the appended claims.

S602, S604, S606‧‧‧Voltage adjustment method steps

Claims (10)

An electronic device comprising: a first body, including a screen; and a second body rotatably pivotally connected to the first body, having a first side and a second opposite to the first side a side, and the second body comprises: a first left speaker unit and a second left speaker unit disposed adjacent to the first side of the second body; a first right speaker unit and a second a right speaker unit disposed adjacent to the second side of the second body; and a volume control unit coupled to the first left speaker unit, the second left speaker unit, and the first right speaker unit And the second right speaker unit, and configured to determine that the first body is in a forward tilting state or a backward tilting state, and when the first body is in the forward tilting state, the volume control unit is to be the first left The output volume of the sound unit and the first right speaker unit is adjusted from a first volume to a second volume, wherein the second volume is greater than the first volume, when the first body is in the backward tilt state, the volume The control unit pairs the second left speaker unit with the second right speaker Adjusting the output volume of a third volume to a fourth volume, where the volume is greater than the third and the fourth volume. The electronic device of claim 1, wherein the volume control unit further outputs the output volume of the second left speaker unit and the second right speaker unit when the first body is in the forward tilt state. Adjusted from a fifth volume to a sixth volume, wherein the sixth volume is less than the fifth volume, When the first body is in the backward tilting state, the volume control unit further adjusts the output volume of the first left speaker unit and the first right speaker unit from a seventh volume to an eighth volume, where The eighth volume is less than the seventh volume. The electronic device of claim 1, wherein the first body further comprises: a gravity sensing unit coupled to the volume control unit, and configured to detect an oblique angle of the first body, when When the tilt angle of the first body falls within a range of forward tilt angle, the volume control unit determines that the first body is in the forward tilt state, and when the tilt angle of the first body falls within a range of the backward tilt angle, The volume control unit determines that the first body is in the backward tilt state. The electronic device of claim 1, wherein the volume control unit transmits a first left volume control signal to the first left speaker unit through a first left audio channel to control the first left speaker An output volume of the unit, wherein the volume control unit sends a second left volume control signal to the second left speaker unit through a second left audio channel to control an output volume of the second left speaker unit, wherein the volume The control unit sends a first right volume control signal to the first right speaker unit through a first right audio channel to control the output volume of the first right speaker unit, wherein the volume control unit transmits a second right signal The channel sends a second right volume control signal to the second right speaker unit to control the output of the second right speaker unit volume. The electronic device of claim 1, wherein the first left speaker unit and the first right speaker unit have an audio output direction that is consistent with a screen orientation when the first body is in the forward tilt state. And the audio output direction of the second left speaker unit and the second right speaker unit is consistent with a screen orientation when the first body is in the backward tilt state. A volume adjustment method is applicable to an electronic device having a first body and a second body, the first body includes a screen, the second body is rotatably pivotally connected to the first body, and the second body Having a first side and a second side opposite to the first side, the method comprising: determining that the first body is in a forward tilting state or a backward tilting state; when the first body is in the forward tilting In the state, the output volume of the first left speaker unit and the first right speaker unit of the second body is adjusted from a first volume to a second volume, wherein the second volume is greater than the first volume. When the first body is in the backward tilt state, the output volume of the second left speaker unit and the second right speaker unit of the second body is adjusted from a third volume to a fourth volume, wherein the The fourth volume is greater than the third volume, wherein the first left speaker unit and the second left speaker unit are disposed adjacent to the first side of the second body, and the first right speaker unit and the second The right speaker unit is adjacent to the second side of the second body Home. The volume adjustment method of claim 6, wherein the output volume of the first left speaker unit and the first right speaker unit of the second body is The step of adjusting the first volume to the second volume comprises: adjusting an output volume of the second left speaker unit and the second right speaker unit from a fifth volume to a sixth volume, wherein the sixth volume is less than The fifth volume, wherein the step of adjusting the output volume of the second left speaker unit and the second right speaker unit of the second body from the third volume to the fourth volume comprises: The output volume of the speaker unit and the first right speaker unit is adjusted from a seventh volume to an eighth volume, wherein the eighth volume is less than the seventh volume. The volume adjustment method of claim 6, wherein the first body further comprises a gravity sensing unit, and the step of determining that the first body is in the forward tilt state or the backward tilt state comprises: transmitting the gravity The sensing unit detects an inclination angle of the first body; when the inclination angle of the first body falls within a range of forward tilt angle, determining that the first body is in the forward tilt state; and when the first body is When the tilt angle falls within a range of the back tilt angle, it is determined that the first body is in the backward tilt state. The volume adjustment method of claim 6, further comprising: transmitting a first left volume control signal to the first left speaker unit through a first left audio channel to control the first left speaker unit Output volume; transmitting a second left volume control signal to the second left speaker unit through a second left audio channel to control the output volume of the second left speaker unit; transmitting a first right audio channel a first right volume control signal to the first right speaker unit to control an output volume of the first right speaker unit; Transmitting a second right volume control signal to the second right speaker unit through a second right audio channel to control an output volume of the second right speaker unit. The volume adjustment method of claim 6, wherein the first left speaker unit and the first right speaker unit have an audio output direction that is consistent with a screen orientation when the first body is in the forward tilt state. And the audio output direction of the second left speaker unit and the second right speaker unit is consistent with a screen orientation when the first body is in the backward tilt state.