TWI442304B - Portable electronic device and method for controlling display direction thereof - Google Patents

Description

Portable electronic device and display direction control method thereof

The present invention relates to a portable electronic device, and more particularly to a portable electronic device that controls the display direction of a display screen by detecting a grip operation of a user's hand. In addition, the present invention also includes a display direction control method applied to a portable electronic device.

In order to emphasize portability and space saving characteristics, the portable electronic device is generally designed to be light, thin and short, so that the user can use it with one hand or both hands. As the software program interface used is different, the display direction of the screen displayed by the portable electronic device on the display screen is also straight or horizontal. In order to make the portable electronic device more user-friendly, many portable electronic devices can be equipped with azimuth sensing components, such as a g-sensor or a gyroscope. The measuring component senses the orientation or tilt angle that the user currently holds, and correspondingly adjusts the display direction of the screen, so that the user can switch at any time according to the demand.

Although the foregoing orientation sensing component provides the convenience of switching the display direction, during the user's grip, the screen may be changed due to the difference in the placement angle of the portable electronic device or the user inadvertently changing the orientation of the device. Unexpected display direction switching, which is easy to cause users to worry about viewing.

In addition, in the technical field of touch sensing, in the technical field, how to distinguish the touch or slip operation of the finger point, and avoid the misjudgment caused by the sensing of the hand or the wide range of touches, so as to improve the accuracy of the command input. Sex. Therefore, how to provide a portable electronic device in combination with a user's intuitive hand-held operation to control the related art of switching display directions is a subject worthy of study.

The main object of the present invention is to provide a portable electronic device that controls the display direction of the display screen by detecting the grip operation of the user's hand.

To achieve the above objective, the portable electronic device of the present invention comprises a display module, a grip sensing module, an orientation sensing module and a processing module. The display module is configured to display a screen; the grip sensing module is configured to sense a user's hand grip operation; and the orientation sensing module is configured to sense a corresponding orientation of the display module. The processing module is configured to switch the display direction of the screen according to the placement orientation, and when the processing module determines to maintain the same hand holding operation for a certain time or receives the operation signal while maintaining the same hand holding operation, That is, the display direction of the screen is locked.

In addition, the present invention also provides a display direction control method applied to the aforementioned portable electronic device. The portable electronic device includes a display module, and the display module is used to display a picture. The method comprises the steps of: detecting a positioning orientation corresponding to the display module; switching the display direction of the screen according to the placement orientation; and detecting the hand holding operation of the user; determining whether to maintain the same hand holding operation for a certain time or Whether the operation signal is received while maintaining the same hand holding operation; if so, the display direction of the screen is locked.

With the design of the invention, the user can change the orientation of the device according to the requirements to switch the display direction of the screen, and can intuitively perform the locking function of the display direction of the screen through the one-hand or two-hand grip operation, so that the user can use The operation is more user-friendly and more convenient.

In order to enable the reviewing committee to better understand the technical contents of the present invention, the preferred embodiments are described below.

Please refer to FIG. 1 for a schematic diagram of the portable electronic device 1 of the present invention. In an embodiment of the present invention, the portable electronic device 1 can be a tablet computer, an e-book, a PDA, a mobile phone, or the like, which can be operated by the user with one hand or both hands. The electronic device is not limited to this embodiment.

As shown in FIG. 1 , the portable electronic device 1 of the present invention includes a display module 10 , a grip sensing module 20 , an orientation sensing module 30 , and a processing module 40 . The processing module 40 is connected to the foregoing modules. Group electrical connection. The display module 10 is used to display a screen. The screen shown here is an interface or image generated by the processing module 40 to execute a system program or other application program stored in a storage unit (not shown) inside the device; In one embodiment of the present invention, the display module 10 can be a touch screen panel. In addition to providing a screen display function, the display module 10 can receive input from a user, but the invention is not limited thereto.

If viewed from the direction of the arrow (a), as shown in (b), the grip sensing module 20 is disposed on the periphery of the device body for sensing the user's hand grip operation to generate at least one grip. Hold information. Since the user may hold the portable electronic device 1 of the present invention with one hand or both hands according to factors such as usage habits or convenience of operation, under normal circumstances, the periphery of the holding device is mainly used, so The sensing module 20 is disposed on the periphery of the device to sense that the user holds the hand with one hand or both hands, and correspondingly generates single or multiple holding information according to the difference of one hand or two hands; The grip information herein includes a hand grip position that is sensed by the user to be held by one hand or both hands. Once the contact position is sensed to change, the generated grip information is relatively changed. In one embodiment of the present invention, the grip sensing module 20 can be a capacitive touch sensing component, but the invention is not limited thereto.

In the preferred embodiment of the present invention, the grip sensing module 20 is combined with the display module 10, and both perform touch sensing or command input using the capacitive touch sensing component, and the grip sensing is performed. The module 20 can be disposed on the periphery of the display module 10. In order to confirm whether the user normally holds the hand or only touches the wrong hand, the holding sensing module 20 firstly touches the contact block area or the contact block formed by the user's hand holding operation. The quantity is used to determine whether at least one holding signal is generated. In the case where the user holds the electronic device by hand, the contact area formed by the hand and the surface of the device may be larger, or the number of contact blocks may be larger, and is different from that generated when the user performs the touch operation. Single or multi-touch type. Therefore, when the grip sensing module 20 senses that the formed contact block area is larger than a certain range, or the number of contact blocks exceeds a certain number, it can be determined that the user is in a normal grip state at this time, and a corresponding correspondence is generated. The holding signal is transmitted to the processing module 40.

The orientation sensing module 30 is configured to sense the orientation of the display module 10 to generate orientation information. In an embodiment of the present invention, the azimuth sensing module 30 is a gravity sensor, and the gravity sensor is used to sense the upper and lower sides of the current display module 10 to determine the current corresponding The orientation is placed to generate orientation information for transmission to the processing module 40. Here, in addition to the gravity sensor, the position sensing module 30 may also use an accelerometer, a gyroscope or the like or a combination thereof.

The processing module 40 is configured to switch the display direction of the screen according to the orientation information of the placement orientation, and when the processing module 40 determines that the user maintains the same hand holding operation for a certain time or keeps the same hand holding operation When the operation signal input by the user is received in the state, the display direction of the screen is locked. In the normal state, after the processing module 40 receives the orientation information generated by the orientation sensing module 30, the display module 10 is notified according to the orientation information to change the display direction of the corresponding screen to achieve the display module. The effect of changing the display direction of the screen is different depending on the placement orientation of 10.

When the processing module 40 receives at least one grip information generated by the grip sensing module 20, it determines whether to lock the display direction of the current screen. The processing module 40 determines whether the user maintains the same hand holding operation for a certain period of time, that is, determines whether at least one of the holding information received within a certain period of time changes or not to determine whether to lock the current display direction of the screen. . The certain time described herein is a time setting value. For example, if the time setting value is 5 seconds, when the processing module 40 receives a holding information, it is determined that the holding information is continuously received for 5 seconds. Without changing, you can lock the display orientation of the current screen. The foregoing certain period of time may be adjusted according to different settings or requirements, and is not limited to the embodiment.

The processing module 40 can also determine whether the operation signal input by the user is received in a state in which the same hand holding operation is maintained, that is, in a state in which it is determined whether the same at least one holding information is continuously received. To decide whether to lock the display direction of the current screen. The operation signal described herein is that the user performs an instruction input operation by using any physical button (not shown) provided by the display module 10 or the device itself to sense the generated signal. It is assumed that when the processing module 40 receives the operation signal input by the user while receiving the at least one holding information, it means that the user has operated on the current picture state, so the processing module 40 can Locks the display orientation of the current screen.

Please refer to FIG. 2 , which is a schematic diagram of the use state of the first embodiment of the portable electronic device 1 of the present invention. As shown in FIG. 1 and FIG. 2, in the present embodiment, after the portable electronic device 1 of the present invention senses the placement orientation of the display module 10 via the azimuth sensing module 30, the processing module 40 notifies the display. The module 10 switches the display direction of the screen. At this time, the display direction of the screen is as shown by the arrow in FIG. When the user holds the portable electronic device 1 of the present invention with one hand (the bottom portion of the dot network represents the contact area between the user's hand and the surface of the portable electronic device 1), the grip sensing module 20 is The area of the contact block formed by the hand is used to determine whether this is a normal hand holding operation, thereby generating a corresponding single grip information. After the user holds the one-hand grip operation and holds the position for a certain period of time, the processing module 40 locks the display direction of the current screen.

In the use state (a), although the user rotates the portable electronic device 1 of the present invention in a clockwise direction and changes the orientation of the display module 10, the position held by the user's hand is not In the case that the generated grip information is not changed, the processing module 40 continues to maintain the display direction of the original screen, and does not switch the display direction of the screen as the orientation of the display module 10 changes.

In the state of use (b), after the user rotates the portable electronic device 1 of the present invention in a clockwise direction to change the placement orientation of the display module 10, since the position of the hand grip has been changed, the generated The gripping information is also changed. In this case, the processing module 40 unlocks the display direction of the original screen. Therefore, the display direction of the screen is again sensed by the orientation sensing module 30. Switching is performed by placing the orientation.

Please refer to FIG. 3 , which is a schematic diagram of the use state of the second embodiment of the portable electronic device 1 of the present invention. This embodiment is a variation of the foregoing first embodiment. As shown in FIG. 1 and FIG. 3, in the embodiment, it is assumed that the display module 10 of the portable electronic device 1 of the present invention passes through the display direction of the screen. After the switching operation, the display direction of the screen at this time is as shown by the arrow in FIG. When the user holds the portable electronic device 1 of the present invention with both hands (the bottom portion of the dot network represents the contact area between the user's hand and the surface of the portable electronic device 1), the grip sensing module 20 is The area of the contact block corresponding to each of the left and right hands is used to determine whether the left and right hands are normal hand grip operations, and then the two grip information corresponding to the left and right hands is generated. When the user maintains the two-hand grip operation and the two hands hold the corresponding positions for a certain period of time, the processing module 40 locks the display direction of the current screen.

In the use states (a) and (b), although the user rotates the portable electronic device 1 of the present invention in a clockwise direction and changes the orientation of the display module 10, the user holds the hands. If there is any position in the position that has not been changed, that is, if any of the generated two holding information is not changed, the processing module 40 will continue to maintain the display direction of the original picture, and will not follow the display module. The placement orientation of 10 changes to change the display direction of the screen.

In the state of use (c), after the user rotates the portable electronic device 1 of the present invention in a clockwise direction to change the orientation of the display module 10, since the original position held by the hands has been changed, The original grip information has been changed. In this case, the processing module 40 unlocks the display direction of the original screen, so the display direction of the screen is again sensed by the orientation sensing module 30. Switching is made to the placement orientation of the display module 10.

With this design, the portable electronic device 1 of the present invention can perform the switching of the display direction of the screen along with the sensing result of the orientation sensing module 30 under the condition that the display direction of the display screen is not locked; When the user wants to lock or unlock the display direction of the screen, it only needs to be controlled by the grip operation of the hand, which not only improves the convenience of use, but also avoids the display direction switching of the unintended screen.

Please refer to FIG. 4, which is a flowchart of the display direction control method of the present invention. It should be noted that the display device control method of the present invention is described below by taking the portable electronic device 1 shown in FIG. 1 as an example. However, the present invention is not limited to the portable electronic device 1 and any other device. Portable electronic devices of similar architecture are also applicable. As shown in FIG. 4, the display direction control method of the present invention includes steps S401 to S405. The respective steps of the display direction control method of the present invention will be described in detail below.

Step S401: Detecting the placement orientation corresponding to the display module 10. The portable electronic device 1 senses the placement orientation corresponding to the current display module 10 by the orientation sensing module 30, and generates corresponding orientation information.

Step S402: Switch the display direction of the screen according to the placement orientation. After confirming the placement orientation, the processing module 40 receives the orientation information corresponding to the placement orientation, and notifies the display module 10 to switch the display orientation of the screen according to the orientation information.

Step S403: Detecting the hand holding operation of the user. When the user holds the portable electronic device 1 with one hand or both hands, the user's hand holding operation is sensed by correspondingly holding the sensing module 20 disposed at the periphery of the device, and correspondingly generated At least one holding the information. At this time, the processing module 40 can obtain at least one holding information from the holding sensing module 20 .

Step S404: It is determined whether the same hand holding operation is maintained for a certain period of time or whether an operation signal is received while maintaining the same hand holding operation. When receiving the at least one holding information, the processing module 40 determines whether the same at least one holding information is continuously received for a set time value, or continuously receives the same at least one holding information. Whether another operation signal input by the user is received as a criterion for judging whether the display direction of the screen is locked.

Step S405: If yes, the display direction of the screen is locked. When the processing module 40 determines that any of the conditions described in step 404 is satisfied, the user may want to perform subsequent operations based on the display direction of the screen. Therefore, the processing module 40 notifies the display module 10 of the display of the screen. The direction is locked. If any of the conditions described in step 404 is not met, the processing module 40 continues to switch the display orientation of the screen displayed by the display module 10 according to the orientation of the orientation sensed by the orientation sensing module 30.

Step S405 may further include step S406: determining whether the user's hand holding position is changed. After the display direction of the screen has been locked in the foregoing step S405, the processing module 40 continues to sense the user's hand holding operation. When it is sensed that the user's hand holding position has changed, the processing module 40 will It is known by the change of at least one of the received handshake signals. When the user holds the operation with one hand, it is determined whether the hand position of the one hand is changed; when the user holds the operation with both hands, the hand position of the hands is judged. Whether it is changed or not.

Step S406 may further include step S407: if yes, unlocking the display direction of the screen. By the foregoing step S406, it is determined that the hand holding position of the one hand has changed when the user holds the operation by one hand, or the hand of the two hands is determined when the user holds the operation by both hands. The position has changed, indicating that the user wants to change the display direction of the screen. At this time, the processing module 40 notifies the display module 10 to unlock the original display direction of the screen, so that the user can change the display direction of the screen by changing the orientation of the device. If not, the display direction of the screen is kept locked.

In summary, the present invention is a breakthrough in terms of its purpose, means and efficacy, and it is different from the characteristics of the prior art. It is a great breakthrough for the reviewer to ask for an early patent, and to benefit the society. Debian. It is to be noted that the above-described embodiments are merely illustrative of the principles of the invention and its advantages, and are not intended to limit the scope of the invention. Modifications and variations of the embodiments can be made by those skilled in the art without departing from the spirit and scope of the invention. The scope of protection of the present invention should be as described in the scope of the patent application to be described later.

1. . . Portable electronic device

10. . . Display module

20. . . Holding sensor module

30. . . Azimuth sensing module

40. . . Processing module

1 is a schematic diagram of a portable electronic device of the present invention.

2 is a schematic view showing the state of use of the first embodiment of the portable electronic device of the present invention.

3 is a schematic view showing the state of use of the second embodiment of the portable electronic device of the present invention.

4 is a flow chart showing a display direction control method of the present invention.

1. . . Portable electronic device

10. . . Display module

20. . . Holding sensor module

30. . . Azimuth sensing module

40. . . Processing module

Claims (12)

A portable electronic device includes: a display module for displaying a picture; a holding sensing module for sensing a hand holding operation of a user; and a position sensing module for Sensing a positioning orientation corresponding to the display module; a processing module for switching a display direction of the screen according to the placement orientation, and when the processing module determines that the hand holding operation is the same When the time is received or an operation signal is received while maintaining the same hand holding operation, the display direction of the screen is locked. The portable electronic device of claim 1, wherein the processing module determines whether the hand holding operation is the same by determining whether the user's hand holding position is changed. The portable electronic device of claim 1, wherein when the hand holding operation is a one-handed holding operation, if the processing module determines that the user's hand holding position has changed , that is, unlocking the display direction of the screen. The portable electronic device of claim 1, wherein when the hand holding operation is a two-handed holding operation, if the processing module determines the hand holding of the user's hands The position has been changed, that is, the locking of the display direction of the screen is released. The portable electronic device of claim 1, wherein the holding sensing module is determined by sensing a contact block area or a contact block number formed by the user's hand. Whether to hold the operation for this hand. The portable electronic device of claim 1, wherein the holding sensing module is disposed at a periphery of the display module. A display direction control method is applied to a portable electronic device. The portable electronic device includes a display module for displaying a picture. The method includes the following steps: detecting the display module Corresponding to one of the orientations; switching one of the display directions of the screen according to the placement orientation; detecting one of the user's hand holding operations; determining whether to maintain the same hand holding operation for a certain time or remaining the same Whether an operation signal is received in the state of the hand holding operation; and if so, the display direction of the screen is locked. The method of claim 7, wherein the hand holding position is determined to be the same by determining whether the user's hand holding position is changed. The method of claim 7, further comprising the steps of: determining whether the user's hand holding position is changed; and if so, unlocking the display direction of the screen. The method of claim 9, wherein when the hand holding operation is a one-hand holding operation, if it is determined that the user's hand holding position has changed, the display of the screen is released. Lock the direction. The method of claim 9, wherein when the hand holding operation is a two-hand holding operation, if it is determined that the hand position of the user's hands has changed, the The display direction of the screen is locked. The method of claim 7, wherein the hand holding operation is determined by sensing the contact patch area or the number of contact blocks formed by the user's hand.