TWI517668B - Stereoscopic glasses control method, system and computer program - Google Patents

Description

Stereo glasses control method, system and computer program thereof

The invention relates to an image display, in particular to a method and a system for controlling stereo glasses, and a computer program thereof.

According to the enthusiasm of 3D movies in recent years, and the development of 3D displays, the 3D images that users can only watch in cinemas can also be enjoyed at home.

At present, there is a method for controlling stereo glasses, which can be referred to the Patent No. I366679 of the Republic of China. As shown in the first figure, the first left image L1 displayed for the left eye view is first transmitted through the communication medium 11, and then there will be A transmission pause, that is, vertical obscuration interval 12, then the first right image R1 for the right eye view is transmitted, and so on.

The right eye shutter and the left eye shutter of the stereo glasses are independently controlled, and the right eye control signal 13 can be used to control the right eye shutter, and the left eye control signal 15 is used to control the left eye shutter. The left eye shutter and the right eye shutter of the stereo glasses can be controlled such that the left eye shutter is in an open position, at least continuing to the first set of vertical blanking intervals 12, and the right eye shutter is in an open position, at least until the Two sets of vertical blanking intervals 14, the first set of vertical blanking intervals 12 are replaced with a second set of vertical blanking intervals 14, and both occur during receipt of right eye content or left eye content from a content source.

The right eye shutter and the left eye shutter of the stereo glasses can be controlled such that the right eye shutter and the left eye shutter can be simultaneously maintained in the closed position for a predetermined time 16. As shown, this predetermined time 16 represents the time when the first left image L1 has been partially overwritten by the first right image R1. Therefore, in order to ensure that the right eye shutter and the left eye shutter of the stereo glasses are simultaneously maintained in the closed position within the predetermined time 16, the right eye content is prevented from being seen by the left eye, and the left eye content is also prevented from being seen by the right eye. Thus the left eye shutter is only in the open position for the duration of the first set of vertical blanking intervals 12 (i.e., when only the left eye content is displayed, etc.). In addition, the right eye shutter is only in the open position during the second set of vertical blanking intervals 14 (ie, when only the right eye content is displayed, etc.), and the predetermined time 17 represents the first right image R1 has been second. The left image L2 is partially overwritten with all time frames, and so on.

The No. I366679 patent controls the right eye shutter and the left eye shutter of the stereo glasses to switch between the closed position and the open position, and controls the right eye shutter and the left eye shutter of the stereo glasses to be maintained at the closed position for a predetermined time, 16 and 17 . However, in this control method, the right-eye shutter and the left-eye shutter are not visually sensitive in the closed position and the predetermined time 16 and 17, so when the right-eye shutter and the left-eye shutter are switched between the closed position and the open position, Causes a strong contrast of visual light and dark, so that eye vision is easy to fatigue. Therefore, how to solve the above problems is the subject of research that the relevant industry players are eager to study.

The object of the present invention is to control the right eye shutter and the left eye shutter to have an opening time and a closing time at a time in a predetermined time, or to quickly repeat the interleaving multiple times. Start time and turn-off time, and one or each turn-on time is less than or equal to 1/24 second, without visual persistence, to avoid the left and right eyes seeing the content during the image overwriting process, and can increase The visual sensation of the eye, while at the same time reducing the visual contrast between the open position and the closed position, reducing eye visual fatigue and improving visual pixel and color saturation.

In order to achieve the above, the present invention provides a stereo glasses control method, system and computer program thereof, comprising: controlling a right eye shutter of a stereo glasses to switch between a closed position and an open position with a fast switch position; controlling stereo glasses The left eye shutter switches between the closed position and the open position with a fast switch position; wherein the right eye shutter and the left eye shutter of the stereo glasses can be controlled, thereby enabling the right eye shutter and the left eye shutter to be simultaneously switched at the same time The position is maintained for a predetermined time; wherein the predetermined time represents at least one of the following, a time when the left image has been partially overwritten by a right image of the right eye shutter on a display, and the right image has been The time at which the left image of the left eye shutter is partially overwritten on the display; and wherein the left eye shutter of the stereoscopic eyeglass is controlled such that the left eye shutter is in the duration of the first set of vertical blanking intervals In the open position; the right eye shutter of the stereo glasses is also controlled to allow the right eye shutter to be in the duration of the second set of vertical blanking intervals In the open position; left-eye shutter and the right-eye shutter based fast switching time at predetermined positions of each repeated a plurality of times on time interleaving and closing time and opening time of each time equal to or less than 1/24 second.

The stereoscopic eyeglass control method of the present invention, wherein the right eye shutter and the left eye shutter of the stereoscopic glasses are in a fast opening and closing action opposite to each other during a predetermined time, when One of them is at the time of opening, and the other is the closing time.

In the foregoing stereo glasses control method, the right eye shutter and the left eye shutter are repeatedly interleaved multiple times of opening time and closing time in the closed position, and each opening time is less than or equal to 1/24 second to increase eye vision. Sensitive.

100‧‧‧ computer system

101‧‧‧Central Processing Unit

102‧‧‧ busbar

103‧‧‧ main memory

104‧‧‧Drawing Processor

105‧‧‧ display

106‧‧‧Secondary storage device

107‧‧‧Three-dimensional controller

108‧‧‧ Stereo glasses

109‧‧‧ right eye shutter

110‧‧‧ glasses body

111‧‧‧Left eye shutter

200‧‧‧ Timing

201‧‧‧Communication media

202, 203‧‧‧ vertical blanking interval

204‧‧‧Right eye control signal

205‧‧‧ Left eye control signal

206, 207‧‧‧Closed position

208, 209‧‧‧Open position

210, 211‧‧‧ fast switch position

212, 213‧‧‧ scheduled time

214, 215‧‧‧ Opening hours

216, 217‧‧‧ closing time

218, 219‧‧‧ Opening hours

220, 221‧‧‧ closing time

The first figure is a timing diagram of the stereoscopic glasses for viewing the display content; the second figure is a block diagram of the stereo glasses control system of the preferred embodiment of the present invention; and the third figure is the stereoscopic glasses control method of the preferred embodiment of the present invention. The timing diagram of the display content is examined by using stereo glasses; and the fourth figure is a timing diagram of the stereo glasses control method using the stereo glasses to view the display content according to another preferred embodiment of the present invention.

For the purpose of the present invention, the technical means and the functions thereof are as follows, and the following is a description of the possible embodiments. First, please refer to the second figure, the stereo glasses control method, system and computer thereof. The computer system 100 used by the program includes at least a central processing unit 101, a bus bar 102, a main memory 103, a graphics processor 104, a display 105, a primary storage device 106, a stereo controller 107, and A stereo lens 108, the central processing unit 101 is electrically connected to the main memory 103, the drawing processor 104, the display 105, the secondary storage device 106, and the stereo controller 107 through the bus bar 102. The display 105 can be a liquid crystal display. (LCD), digital optical processing (DLP) display, A reflective liquid crystal (LCOS) display or a plasma display, and the computer program can be stored in the main memory 103 and/or the secondary storage device 106, and when the computer program is executed, the computer system 100 can perform various functions. .

Referring to the second and third figures, the stereo glasses 108 include a right eye shutter 109, a lens body 110 and a left eye shutter 111. The right eye shutter 109 and the left eye shutter 111 each have an open position 208, 209 and a The positions 206, 207 are closed. In use, the open positions 208, 209 can pass more light relative to the closed positions 206, 207. The stereo glasses 108 can be connected to the stereo controller 107 via wireless transmission or cable, and the stereo controller 107 can be sequentially connected to the graphics processor 104 and the display 105, and the stereo controller 107 can include any function that can provide the required functions. The hardware and/or software controls the right eye shutter 109 to switch with the left eye shutter 111.

Referring to the second and third figures, the display 105 of the computer system 100 is transmitted through a communication medium 201 such as a digital video interface (DVI) or a video graphics array (VGA) cable/HDMI high definition multimedia interface/MHL high definition. Audio and video interface, or any other medium that can display content for this communication. In the time 200 shown in the third figure, the first left image L1 displayed for the left eye view is transmitted first through the communication medium 201, and then there is a transmission pause, that is, the vertical blanking interval 202, and then, The first right image R1 is transmitted only for the right eye view, and then there is a transmission pause, that is, the vertical blanking interval 203, and then the second left image L2 for the left eye view is transmitted, and then there is a transmission. Pause, that is, the vertical mask interval 202, then the second right image R2 for the right eye view is transmitted, and so on.

The right eye shutter 109 and the left eye shutter 111 of the stereo glasses 108 are independently controlled. It can be achieved by controlling the right eye shutter 109 with the right eye control signal 204 and controlling the left eye shutter 111 with the left eye control signal 205. The left-eye shutter 111 and the right-eye shutter 109 of the stereo glasses 108 can be controlled such that the left-eye shutter 111 is in an open position 209, at least continuing to the first set of vertical blanking intervals 202, which are followed by receipt for left eye viewing. After displaying the content, the right eye shutter 109 is in an open position 208 for at least a second set of vertical blanking intervals 203 that follow the first set of vertical blanking intervals after receiving the display content for the right eye view. 202 is replaced with a second set of vertical blanking intervals 203, and both occur during receipt of right eye content or left eye content from a content source.

In the stereo glasses control system, in the case of using the wirelessly transmitted stereo glasses 108, the right eye shutter 109 and the left eye shutter 111 of the stereo glasses 108 can also be controlled by using a plurality of signals (for example, computer code of a computer program). One of the signals can be specifically assigned to synchronize the right eye shutter 109 with the left eye shutter 111 and to maintain the fast switch positions 210, 211. As shown in the second and third figures, the right eye shutter 109 controlling the stereo glasses 108 is switched between the respective closed position 206 and the open position 208 with a fast switch position 210; the left eye shutter 111 for controlling the stereo glasses 108 is A fast switch position 211 is switched between the second closed position 207 and the open position 209; wherein the right eye shutter 109 and the left eye shutter 111 of the stereo glasses 108 can be controlled, thereby enabling the right eye shutter 109 and the left eye shutter 111 to be simultaneously The fast switch positions 210, 211 are maintained for a predetermined time 212, 213; wherein the predetermined time 212, 213 represents at least one of the following, the first left image L1 has been provided to the first right image of the right eye shutter 109 The time at which R1 is partially overwritten on display 105, and the A right image R1 has been supplied to the left eye shutter 111, and the second left image L2 is partially overwritten on the display 105, and so on.

By the way, the left eye shutter 111 of the stereo glasses 108 is controlled, thereby causing the left eye shutter 111 to be in the open position 209 for the duration of the first set of vertical blanking intervals 202 (ie, when only the left eye content is displayed, etc.), in addition The right eye shutter 109 of the stereo glasses 108 is also controlled so that the right eye shutter 109 can be in the open position 208 only for the duration of the second set of vertical blanking intervals 203 (ie, when only the right eye content is displayed, etc.). This type of push. The right eye shutter 109 and the left eye shutter 111 of the stereo glasses 108 are controlled such that the left eye shutter 111 has at least one opening time 215 and one closing time 217 in the predetermined time 213 of the fast switching position 211, and may also be as shown in the figure. As shown, in the predetermined time 213, the multiple opening time 215 and the closing time 217 are repeatedly interleaved, and each opening time 215 is less than or equal to 1/24 second, and the right eye shutter 109 is at the predetermined time 212 of the fast switching position 210. There is at least one opening time 214 and one closing time 216, and as shown in the figure, the opening time 214 and the closing time 216 are repeatedly interleaved in the predetermined time 212, and each opening time 214 is less than or equal to 1 /24 seconds, without visual persistence, to avoid the left and right eyes seeing the content during the image overwriting process, and to increase the visual sensation of the eye while simultaneously reducing the open position 208, 209 and the closed position 206 207 switch visual visual dark contrast, and reduce eye visual fatigue, and improve visual pixel and color saturation.

In the stereo glasses control method, system and computer program of the present invention, one of the predetermined times 212, 213 or each of the opening times 214, 215 is set to be less than or equal to 1/24 second, so that the left eye and the right eye are Each opening time 214, 215 does not form a vision Suspending, and the right-eye shutter 109 and the left-eye shutter 111 of the stereoscopic glasses 108 are in a fast opening and closing action opposite to each other during the predetermined time 212, 213, when one of them is at the opening time 214, 215, The other one is the closing time 216, 217.

Referring to another preferred embodiment of the present invention shown in the fourth figure, the difference from the foregoing embodiment is that the stereo glasses 108 (see the second figure) are further controlled to make the right-eye shutter 109 and the left-eye shutter 111. In the closed positions 206, 207, there are one or repeated interleaving multiple opening times 218, 219 and closing times 220, 221, and each opening time 218, 219 is less than or equal to 1 / 24 seconds, so that the left eye and the right eye At each opening time 218, 219, no visual persistence is formed, and the visual sensation of the eyes can be increased, and at the same time, the visual contrast between the opening and closing switching is reduced, the visual fatigue of the eyes is reduced, and the visual pixel and the color saturation are improved.

The above embodiments are intended to be illustrative of the present invention and are not intended to be limiting, and the various modifications and modifications which may be made by those skilled in the art are still included in the following claims. In the scope.

109‧‧‧ right eye shutter

111‧‧‧Left eye shutter

200‧‧‧ Timing

201‧‧‧Communication media

202, 203‧‧‧ vertical blanking interval

204‧‧‧Right eye control signal

205‧‧‧ Left eye control signal

206, 207‧‧‧Closed position

208, 209‧‧‧Open position

210, 211‧‧‧ fast switch position

212, 213‧‧‧ scheduled time

214, 215‧‧‧ Opening hours

216, 217‧‧‧ closing time

Claims (9)

A stereo glasses control method includes: controlling a right eye shutter of the stereo glasses to switch between a closed position and an open position with a fast switch position; and controlling a left eye shutter of the stereo glasses to switch between each closed position and an open position a quick switch position; wherein the right eye shutter and the left eye shutter of the stereo glasses are controllable, thereby allowing the right eye shutter and the left eye shutter to be simultaneously maintained at the fast switch position for a predetermined time; wherein the predetermined time represents at least one of the following a time when a left image has been partially overwritten by a right image of the right eye shutter on a display, and the left image of the right image has been supplied to the left eye shutter at the upper portion of the display The time of overwriting; and wherein the left eye shutter of the stereoscopic glasses is controlled such that the left eye shutter is in an open position for the duration of the first set of vertical blanking intervals; the right eye shutter of the stereoscopic glasses is also controlled Keeping the right eye shutter in the open position for the duration of the second set of vertical blanking intervals; the right eye shutter and the left eye shutter are in the fast switch The predetermined time is set in each repeating staggered times based on time and off time, turn-on time and each time is equal to or less than 1/24 second. The method for controlling stereo glasses according to claim 1, wherein the right eye shutter and the left eye shutter of the stereo glasses are in a predetermined opening time, and the fast opening and closing actions are opposite to each other, and one of them is in the opening time. When the other is the closing time . The stereo glasses control method according to claim 1, wherein the right eye shutter and the left eye shutter are repeatedly interleaved multiple times of opening time and closing time in the closed position, and each opening time is less than or equal to 1/24. second. A stereo glasses control system includes: a drawing processor; a stereo controller communicating with the drawing processor, the stereo controller is configured to control the right eye shutter and the left eye shutter of the stereo glasses to be in each closed position and open position respectively Switching between there is a fast switch position; wherein the system is operable such that the right eye shutter and the left eye shutter of the stereo glasses are controlled, so that the right eye shutter and the left eye shutter can be simultaneously maintained in the fast switch position for a predetermined time; wherein the predetermined The time represents at least one of the following, a time when the left image has been partially overwritten by a right image of the right eye shutter on a display, and the right image has been provided to the left eye shutter The time at which the left image is partially overwritten on the display; and wherein the system is operable such that the left eye shutter of the stereoscopic eyeglass is controlled such that the left eye shutter is in the open position for the duration of the first set of vertical blanking intervals; The right eye shutter of the stereo glasses is also controlled so that the right eye shutter is open for the duration of the second set of vertical blanking intervals. Position; the left-eye shutter and the right-eye shutter based fast switching time at predetermined positions of each repeated a plurality of times on time interleaving and closing time and opening time of each time equal to or less than 1/24 second. The stereoscopic glasses control system of claim 4, wherein the system controls the right-eye shutter and the left-eye shutter of the stereoscopic glasses to be in a relatively fast opening and closing action with each other in a predetermined time, wherein One is the turn-off time when the turn-on time is on. The stereoscopic glasses control system of claim 4, wherein the system controls the right eye shutter and the left eye shutter to repeatedly interleave multiple opening and closing times in the closed position, and each opening time is less than or Equal to 1/24 second. A stereo glasses control computer program included in a computer readable medium, comprising: a computer code for controlling a right eye shutter of the stereo glasses to switch between a closed position and an open position with a fast switch position; a computer code of the left eye shutter of the glasses for switching between a closed position and an open position with a fast switch position; wherein the computer program is operable such that the right eye shutter and the left eye shutter of the stereo glasses are controlled, thus the right eye shutter The left eye shutter can be maintained at the fast switch position for a predetermined time at the same time; wherein the predetermined time represents at least one of the following, a left image has been partially overwritten by a right image to be supplied to the right eye shutter on a display Time, and the time at which the right image has been partially overwritten by the left image of the left eye shutter on the display; and wherein the computer program is operable such that the left eye shutter of the stereo glasses is controlled, thereby making the left The eye shutter is in the open position for the duration of the first vertical blanking interval; the right eye shutter of the stereoscopic glasses is also Control, the right-eye shutter to make a second set of vertical The duration of the blanking interval is in an open position; the right eye shutter and the left eye shutter are repeatedly interleaved multiple times of opening time and closing time in a predetermined time of the fast switching position, and each opening time is less than or equal to 1/24. second. The stereo glasses control computer program included in the computer readable medium according to claim 7, wherein the computer program is operable to control the right eye shutter and the left eye shutter of the stereo glasses in a predetermined time, and each other The opposite fast opening and closing action, when one of them is at the opening time, the other is the closing time. The stereo glasses control computer program included in the computer readable medium according to claim 7, wherein the computer program is operable to control the right eye shutter and the left eye shutter to be repeatedly interleaved multiple times in the closed position. And the closing time, and each opening time is less than or equal to 1/24 second.