TWI519126B - Methods and systems for viewing area prompt, and computer program products thereof - Google Patents

Description

Appreciation area prompting method and system, and computer program product thereof

The invention relates to a method and a system for prompting an ornamental area, and particularly relates to a method and a system for automatically detecting the distance between an object and an electronic device, and performing a prompt of the corresponding viewing area according to the detected distance.

In recent years, image display technology has evolved from traditional 2D video/video to 3D video/video. 3D video/video can provide a more realistic and realistic visual experience for users.

In general, limited to the three-dimensional display technology, the distance between the user and the display unit for displaying the three-dimensional image/video can affect the user's perception of the three-dimensional display. For example, 3D display technology usually presets an optimal viewing distance. When the user is at this optimal viewing distance, the best viewing effect can be obtained.

However, when the user is too close or too far from the screen, the user cannot feel the effect of the three-dimensional display. Since users often cannot know the optimal viewing distance of 3D display technology, they can only find the best viewing effect in trial and error. The above procedure is very inconvenient and unfriendly for the user. When the user fails to get the best results from multiple attempts, the user's use and confidence in the three-dimensional display technology and/or display device will be reduced.

In view of this, the present invention provides a method and system for presenting an ornamental area.

An ornamental area prompting method according to an embodiment of the present invention. First, a position detecting unit detects a distance between an object and an electronic device. Determine if this distance falls within the established range. When the distance does not fall within the predetermined range, a prompt message is generated.

A viewing area prompting system according to an embodiment of the present invention includes a position detecting unit, a storage unit, and a processing unit. The position detecting unit detects a distance between an object and an electronic device. The storage unit records a predetermined range. The processing unit determines if the distance falls within a predetermined range. When the distance does not fall within the predetermined range, a prompt message is generated.

In some embodiments, when a playback unit plays a three-dimensional image or a three-dimensional video, the detection and determination operations of the present invention are performed.

In some embodiments, the position detecting unit may include an infrared detecting unit, a laser ranging unit, and/or an image capturing unit.

In some embodiments, when the position detecting unit is an image capturing unit and the object is a human face, the image capturing unit can capture at least one image, and each of the images identifies a face of the corresponding face. image. The processing unit can calculate the distance based on the facial image in each image.

The above method of the present invention can exist in a coded manner. When the code is loaded and executed by the machine, the machine becomes the means for practicing the invention.

The above described objects, features, and advantages of the invention will be apparent from the description and appended claims appended claims

Figure 1 shows an ornamental area cueing system in accordance with an embodiment of the present invention. The viewing area prompting system 100 according to the embodiment of the present invention can be applied to an electronic device, such as a computer or a portable device, such as a personal digital assistant, a smart phone, a mobile phone, a mobile Internet device (MID), or Handheld devices such as mini-notebooks (Netbooks), and any device that can play multimedia.

The viewing area prompting system 100 includes at least one position detecting unit 110, a display unit 120, a storage unit 130, and a processing unit 140. The position detecting unit 110 can detect the distance between an object and the electronic device. It should be noted that in some embodiments, the position detecting unit 110 may include an infrared detecting unit, a laser ranging unit, and/or an image capturing unit. In some embodiments, the object can be a human face, and the distance between the object and the electronic device can be the distance from the face to the display unit 120 of the electronic device. The display unit 120 can display related icons and interfaces, and related content, such as two-dimensional and/or three-dimensional images/videos. It should be noted that in some embodiments, the viewing area prompting system 100 can include a playing unit (not shown in FIG. 1) for playing two-dimensional and/or three-dimensional images/videos and the like. It should be noted that in some embodiments, the position detecting unit 110 may be disposed near the display unit 120. Figure 2 shows an electronic device in accordance with an embodiment of the present invention. As shown in FIG. 2 , the position detecting unit 210 and the display unit 220 are located on the same side of the electronic device 200 , and the position detecting unit 210 is disposed in the vicinity of the display unit 220 . It is reminded that when the user views the display unit 220, the position detecting unit 210 can detect the distance between the user and the display unit 220. The storage unit 130 can store at least one predetermined range 131. It is reminded that the predetermined range 131 can be adjusted according to different three-dimensional display technologies. In this predetermined range 131, the user can get the best viewing effect. The processing unit 140 is configured to perform the viewing area prompting method of the present case, and details thereof will be described later.

FIG. 3 shows a method for presenting an ornamental area according to an embodiment of the present invention. The viewing area prompting method according to the embodiment of the present invention can be applied to an electronic device, such as a computer, a portable device, such as a personal digital assistant, a smart phone, a mobile phone, a mobile internet device, or a mini notebook computer. Device, and any device that can play multimedia.

In step S310, the position detecting unit 110 detects the distance between an object and an electronic device. It should be noted that in some embodiments, the object may be a human face, and the distance between the object and the electronic device may be the distance between the human face and the display unit 120 of the electronic device. As described above, in some embodiments, the position detecting unit 110 may include an infrared detecting unit, a laser ranging unit, and/or an image capturing unit. It is noted that when the position detecting unit 110 is an infrared detecting unit or a laser ranging unit, the position detecting unit 110 can emit a light source and receive a corresponding one of the reflected light sources, and according to the time interval of receiving the reflected light source. Calculate the distance between the object and the electronic device. When the position detecting unit 110 is an image capturing unit, the calculation method of the distance between the object and the electronic device is as shown in FIG. First, in step S410, at least one image is captured by the image capturing unit. After the image is acquired, in step S420, the image of the object of the corresponding object is identified from each image. For example, when the object is a human face, the facial image of the corresponding face is recognized from the image. Then, in step S430, the distance between the object and the electronic device is calculated according to the object image (face image) recognized in each image. After the distance between the object and the electronic device is obtained, in step S320, it is determined whether the distance falls within a predetermined range. When the distance falls within the predetermined range (YES in step S320), the flow returns to step S310. When the distance does not fall within the predetermined range (No in step S320), in step S330, a prompt message is generated. It should be noted that in some embodiments, the prompt message may include a text, a sound, and/or a light. It is reminded that in some embodiments, the prompt message may vary depending on the distance. For example, when the distance is greater than the predetermined range, the prompt message can be used to prompt the object to approach the electronic device. When the distance is less than the predetermined range, the prompt message is used to prompt the object to move away from the electronic device.

FIG. 5 shows a method for presenting an ornamental area according to another embodiment of the present invention. The viewing area prompting method according to the embodiment of the present invention can be applied to an electronic device, such as a computer, a portable device, such as a personal digital assistant, a smart phone, a mobile phone, a mobile internet device, or a mini notebook computer. Device, and any device that can play multimedia. In this embodiment, only when the electronic device plays the three-dimensional image/video, the related prompting operation is performed.

In step S510, it is determined whether the electronic device is currently playing a three-dimensional image/video. When the electronic device does not currently play the 3D video/video (NO in step S510), the determination in step S510 is continued. When the electronic device is currently playing the 3D image/video (YES in step S510), in step S520, the position detecting unit 110 detects the distance between an object and an electronic device. Similarly, in some embodiments, the object can be a human face, and the distance between the object and the electronic device can be the distance from the face to the display unit 120 of the electronic device. Similarly, in some embodiments, the position detecting unit 110 may include an infrared detecting unit, a laser ranging unit, and/or an image capturing unit. When the position detecting unit 110 is an infrared detecting unit or a laser ranging unit, the position detecting unit 110 may emit a light source and receive a corresponding one of the reflected light sources, and calculate the object and the electronic according to the time interval of receiving the reflected light source. The distance between the devices. When the position detecting unit 110 is an image capturing unit, the image capturing unit can capture at least one image, and the image of the object of the corresponding object is recognized by each image. Then, the distance between the object and the electronic device is calculated according to the object image recognized in each image. After the distance between the object and the electronic device is obtained, in step S530, it is determined whether the distance falls within a predetermined range. When the distance falls within the predetermined range (YES in step S530), the flow returns to step S510. When the distance does not fall within the predetermined range (No in step S530), in step S540, a prompt message is generated. Similarly, in some embodiments, the prompt message can include a text, a sound, and/or a light. In some embodiments, when the distance is greater than a predetermined range, the prompt message can be used to prompt the item to access the electronic device. When the distance is less than the predetermined range, the prompt message is used to prompt the object to move away from the electronic device.

Therefore, the method and system for displaying the viewing area through the present invention can automatically detect the distance between the object and the electronic device, and perform the prompt of the corresponding viewing area according to the detected distance. After the user knows the prompt message, the user can adjust the distance between the user and the electronic device according to the prompt message, thereby obtaining the best viewing effect.

The method of the invention, or a particular type or portion thereof, may exist in the form of a code. The code may be included in a physical medium such as a floppy disk, a CD, a hard disk, or any other machine readable (such as computer readable) storage medium, or is not limited to an external computer program product, wherein When the code is loaded and executed by a machine, such as a computer, the machine becomes a device for participating in the present invention. The code can also be transmitted via some transmission medium, such as a wire or cable, fiber optics, or any transmission type, where the machine becomes part of the program when it is received, loaded, and executed by a machine, such as a computer. Invented device. When implemented in a general purpose processing unit, the code combination processing unit provides a unique means of operation similar to application specific logic.

While the present invention has been described in its preferred embodiments, the present invention is not intended to limit the invention, and the present invention may be modified and modified without departing from the spirit and scope of the invention. The scope of protection is subject to the definition of the scope of the patent application.

100. . . Viewing area reminder system

110. . . Position detection unit

120. . . Display unit

130. . . Storage unit

131. . . Established range

140. . . Processing unit

200. . . Electronic device

210. . . Position detection unit

220. . . Display unit

S310, S320, S330. . . step

S410, S420, S430. . . step

S510, S520, S530, S540. . . step

1 is a schematic view showing an ornamental area prompting system in accordance with an embodiment of the present invention.

Figure 2 is a schematic diagram showing an electronic device in accordance with an embodiment of the present invention.

FIG. 3 is a flow chart showing a method for presenting an ornamental area according to an embodiment of the present invention.

FIG. 4 is a flow chart showing a method for calculating a corresponding distance according to an image captured by an image capturing unit according to an embodiment of the invention.

FIG. 5 is a flow chart showing a method for presenting an ornamental area according to another embodiment of the present invention.

S310, S320, S330. . . step

Claims (15)

A viewing area prompting method, applicable to an electronic device, comprising the steps of: detecting a distance between an object and the electronic device by using a position detecting unit; determining whether the distance falls within a predetermined range; and when the distance A prompt message is generated when it does not fall within the established range. The method according to claim 1, wherein when the distance is greater than the predetermined range, the prompt message is used to prompt the object to approach the electronic device, and when the distance is less than the predetermined range, The prompt message is used to prompt the object to be away from the electronic device. The method for prompting the viewing area according to the first aspect of the patent application, further comprising: playing a three-dimensional image or a three-dimensional video by using a playing unit, wherein when the playing unit plays the three-dimensional image or the three-dimensional video, the position detection is utilized. The measuring unit detects the distance between the object and the electronic device, and determines whether the distance falls within the predetermined range. The method for prompting the viewing area according to the first aspect of the invention, wherein the position detecting unit comprises an infrared detecting unit, a laser ranging unit, or an image capturing unit. The method for prompting the viewing area according to claim 4, wherein when the position detecting unit is the image capturing unit, and the object includes a human face, the method further comprises the following steps: capturing the image through the image The unit captures at least one image; identifies a facial image corresponding to the face from each of the at least one image; and calculates the distance according to the facial image in each of the at least one image. The method according to claim 1, wherein the electronic device comprises a display unit, the distance being a distance between the object and the display unit. The method for prompting an area for viewing according to claim 1, wherein the prompt message comprises a text, a sound, or a light. A viewing area prompting system is applicable to an electronic device, comprising: a position detecting unit for detecting a distance between an object and the electronic device; a storage unit for recording a predetermined range; and a processing unit for It is determined whether the distance falls within the predetermined range, and when the distance does not fall within the predetermined range, a prompt message is generated. The viewing area prompting system of claim 8, wherein when the distance is greater than the predetermined range, the prompt message is used to prompt the object to approach the electronic device, and when the distance is less than the predetermined range, The prompt message is used to prompt the object to be away from the electronic device. The viewing area prompting system of claim 8 further includes a playing unit for playing a three-dimensional image or a three-dimensional video, wherein when the playing unit plays the three-dimensional image or the three-dimensional video, the position The detecting unit detects the distance between the object and the electronic device, and the processing unit determines whether the distance falls within the predetermined range. The viewing area prompting system of claim 8, wherein the position detecting unit comprises an infrared detecting unit, a laser ranging unit, or an image capturing unit. The viewing area prompting system of claim 11, wherein when the position detecting unit is the image capturing unit, and the object includes a human face, the image capturing unit captures at least one image, The processing unit identifies a facial image corresponding to the face from each of the at least one image, and calculates the distance according to the facial image in each of the at least one image. The viewing area prompting system of claim 8, wherein the electronic device comprises a display unit, the distance being the distance between the object and the display unit. The viewing area prompting system of claim 8, wherein the prompt message comprises a text, a sound, or a light. A computer program product for loading and executing a viewing area prompting method by a machine, the computer program product comprising: a first code for detecting an object and one of the electronic devices by using a position detecting unit a second code for determining whether the distance falls within a predetermined range; and a third code for generating a prompt message when the distance does not fall within the predetermined range.