EYEWEAR DEVICE, DISPLAY DEVICE, VIDEO SYSTEM WITH EYEWEAR AND DISPLAY DEVICES, AND CONTROL METHODS OF EYEWEAR DEVICE AND VIDEO SYSTEM
The present application discloses an eyewear device, including: a light amount adjuster configured to perform an adjustment operation for adjusting a fluctuation timing, at which a transmission amount of image light to a left eye and a right eye increases or decreases, and allowing a video to be perceived stereoscopically; a storage portion configured to store characteristic data about the adjustment operation; a receiver configured to receive a synchronous control signal which defines the fluctuation timing; and a first controller configured to control the light amount adjuster. The first controller corrects the fluctuation timing defined by the synchronous control signal, based on the characteristic data to control the adjustment operation.
1 . An eyewear device, comprising:
a light amount adjuster configured to perform an adjustment operation for adjusting a fluctuation timing, at which a transmission amount of image light to a left eye and a right eye increases or decreases, and allowing a video to be perceived stereoscopically;
a storage portion configured to store characteristic data about the adjustment operation;
a receiver configured to receive a synchronous control signal which defines the fluctuation timing; and
a first controller configured to control the light amount adjuster,
wherein the first controller corrects the fluctuation timing defined by the synchronous control signal, based on the characteristic data to control the adjustment operation.
2 . The eyewear device according to claim 1 , further comprising:
a power supply portion configured to supply power which is used for executing the adjustment operation, wherein
the characteristic data represent a relationship between a power amount stored in the power supply portion and an operation speed of the light amount adjuster, and
the first controller determines a correction amount to the fluctuation timing in response to the power amount.
3 . The eyewear device according to claim 1 , wherein
the characteristic data represent a relationship between an environmental temperature under which the video is observed and an operation speed of the light amount adjuster, and
the first controller determines a correction amount to the fluctuation timing in response to the temperature.
4 . The eyewear device according to claim 2 , further comprising a power detector configured to detect the power amount.
5 . The eyewear device according to claim 3 , further comprising a temperature detector configured to detect the temperature.
6 . The eyewear device according to claim 1 , wherein the characteristic data are data defined inherently for the light amount adjuster.
7 . A display device, comprising:
a display portion configured to display a video which is perceived stereoscopically, by means of a left frame image observed by a left eye and a right frame image observed by a right eye;
a second controller configured to determine display timings, at which the left and right frame images are displayed, and cause the display portion to sequentially display the left and right frame images at the display timings; and
a control signal transceiver configured to transmit a synchronous control signal for notifying an eyewear device of the display timing under control of the second controller, the eyewear device performing an adjustment operation for adjusting a fluctuation timing, at which a transmission amount of image light to the left and right eyes increases or decreases, and allowing the video to be perceived stereoscopically, wherein
the control signal transceiver receives characteristic data about the adjustment operation from the eyewear device, and
the second controller controls transmission of the synchronous control signal in response to the display timings and the characteristic data.
8 . The display device according to claim 7 , wherein
the synchronous control signal contains timing information about the display timing, and
the second controller changes the timing information in response to the characteristic data.
9 . The display device according to claim 7 , wherein the second controller changes transmission timing at which the synchronous control signal is transmitted, in response to the characteristic data.
10 . The display device according to claim 7 , further comprising:
a temperature detector configured to detect an environmental temperature under which the video is observed, wherein
the characteristic data represent a relationship between the temperature and an operation speed of the eyewear device, and
the second controller controls the transmission in response to the temperature.
11 . A video system, comprising:
an eyewear device configured to perform an adjustment operation for adjusting a fluctuation timing, at which a transmission amount of image light to a left eye and a right eye increases or decreases, and allowing a video to be perceived stereoscopically; and
a display device configured to display the video by means of a left frame image observed by the left eye and a right frame image observed by the right eye, wherein
the display device includes a transmitter configured to transmit a synchronous control signal which defines the fluctuation timing, and
the eyewear device includes:
a light amount adjuster configured to perform the adjustment operation;
a storage portion configured to store characteristic data about the adjustment operation;
a receiver configured to receive the synchronous control signal; and
a first controller configured to control the light amount adjuster,
the first controller corrects the fluctuation timing defined by the synchronous control signal based on the characteristic data to control the adjustment operation.
12 . A video system, comprising:
an eyewear device configured to perform an adjustment operation for adjusting a fluctuation timing, at which a transmission amount of image light to a left eye and a right eye increases or decreases, and allowing a video to be perceived stereoscopically; and
a display device configured to display the video by means of a left frame image observed by the left eye and a right frame image observed by the right eye, wherein
the eyewear device includes:
a light amount adjuster configured to execute the adjustment operation;
a storage portion configured to store characteristic data about the adjustment operation;
a data transceiver configured to transmit the characteristic data to the display device; and
a first controller configured to control the light amount adjuster, and
the display device includes:
a display portion configured to display the video;
a second controller configured to determine display timings, at which the left and right frame images are displayed, and cause the display portion to sequentially display the left and right frame images at the display timings; and
a control signal transceiver configured to receive the characteristic data and transmit a synchronous control signal for notifying the data transceiver of the display timings under control of the second controller,
the second controller controls transmission of the synchronous control signal, based on the display timings and the characteristic data, and
the first controller controls the light amount adjuster in response to the synchronous control signal.
13 . The video system according to claim 11 , wherein
the eyewear device includes a power supply portion configured to supply power, which is used for executing the adjustment operation, and a power detector configured to detect a power amount stored in the power supply portion,
the characteristic data represent a relationship between the power amount stored in the power supply portion and an operation speed of the light amount adjuster,
the data transceiver transmits power information about the power amount to the control signal transceiver after the characteristic data are transmitted, and
the second controller compares the power information with the characteristic data to control the transmission of the synchronous control signal.
14 . The video system according to claim 11 , wherein
the eyewear device includes a temperature detector configured to detect an environmental temperature under which the video is observed,
the characteristic data represent a relationship between the temperature and an operation speed of the light amount adjuster,
the data transceiver transmits temperature information about the temperature to the control signal transceiver after the characteristic data are transmitted, and
the second controller compares the temperature information with the characteristic data to control the transmission of the synchronous control signal.
15 . A control method of an eyewear device configured to perform an adjustment operation for adjusting a fluctuation timing, at which a transmission amount of image light to a left eye and a right eye increases or decreases, and allowing a video to be perceived stereoscopically, the control method comprising:
receiving a synchronous control signal which defines the fluctuation timing; and
correcting the fluctuation timing defined by the synchronous control signal, based on characteristic data about the adjustment operation, to control the adjustment operation.
16 . A control method of a video system including an eyewear device configured to perform an adjustment operation for adjusting a fluctuation timing, at which a transmission amount of image light to a left eye and a right eye increases or decreases, and allowing a video to be perceived stereoscopically, and a display device configured to display the video by means of a left frame image observed by the left eye and a right frame image observed by the right eye, the control method comprising:
transmitting characteristic data about the adjustment operation from the eyewear device to the display device;
determining display timings at which the left and right frame images are displayed;
controlling transmission of a synchronous control signal for notifying the eyewear device of the display timing, based on the display timings and the characteristic data; and
adjusting the fluctuation timing in response to the synchronous control signal.