JP2012114840A - Glasses for three-dimensional image - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide glasses for a three-dimensional image, which can enhance convenience in operation.SOLUTION: The glasses for a three-dimensional image, which enable a user wearing the glasses to have a three-dimensional image sensation on the basis of a three-dimensional image displayed on a display device capable of displaying a three-dimensional image, comprises: an operation unit for operating the display device; and a transmission unit for transmitting a wireless signal corresponding to the operation of the operation unit, to the display device.

Description

  The present invention relates to glasses for 3D images that enable a user who wears them to obtain a 3D image feeling.

  In recent years, television apparatuses capable of displaying not only two-dimensional images but also three-dimensional images have appeared. As a method for allowing a viewer to recognize an image displayed two-dimensionally as a three-dimensional image, a method using parallax is common. In the parallax method, the viewer wears glasses for 3D images.

  The three-dimensional image display method is called a so-called active shutter method in which left-eye images and right-eye images are alternately displayed two-dimensionally and the left and right liquid crystal shutters of the three-dimensional image glasses are opened and closed in synchronization with the display. There are some (for example, Patent Document 1).

  In addition, there is a so-called passive method in which a left-eye image and a right-eye image with different polarization states are displayed and viewed with three-dimensional image glasses equipped with polarizing filters that transmit different polarized light on the left and right sides (for example, patents). Reference 2).

JP-A-6-23149 JP 2006-84964 A

  However, the conventional television apparatus capable of displaying a three-dimensional image has a problem that the user needs to search for a remote control device in order to perform an operation during viewing, which is troublesome for the user.

  In view of the above problems, an object of the present invention is to provide 3D image glasses that can enhance the convenience of operation.

In order to achieve the above object, the present invention provides 3D image glasses that enable a wearing user to obtain a 3D image sensation based on a 3D image displayed on a display device capable of displaying a 3D image. In
An operation unit for operating the display device and a transmission unit for transmitting a radio signal corresponding to the operation in the operation unit to the display device are provided.

  According to such a configuration, the user wearing the 3D image glasses does not need to search for the remote control device as in the prior art, and operates the operation unit provided on the 3D image glasses to display the display device. Can be operated, so that convenience in operation can be improved.

  In the above configuration, the display device may be a television device, and the operation unit may include a broadcast channel operation key and a volume operation key.

  According to such a configuration, the minimum necessary operations of the television apparatus such as a broadcast channel operation and a volume operation can be performed with the 3D image glasses, which is highly convenient.

  In the above configuration, the operation unit further includes a menu key, and when the menu screen is displayed on the display device, the broadcast channel operation key and the volume operation key function as cursor operation keys, and the menu key May be configured to function as a determination key.

  According to such a configuration, it is possible to perform more detailed operations from the menu screen without increasing the number of keys by sharing the function of the keys.

  In the above configuration, the menu screen may display two or more function selection items on one screen.

  According to such a configuration, a desired operation can be immediately performed without many troublesome operation procedures like a hierarchical menu screen.

  In any of the above-described configurations, the liquid crystal shutters provided on the left and right, the receiving unit that receives the synchronization signal from the display device, and the liquid crystal shutter are controlled to open and close according to the synchronization signal received through the receiving unit. It is good also as a structure provided with the control part.

  According to such a configuration, the power supply unit necessary for the liquid crystal shutter control can be shared for transmission of a radio signal according to the operation of the operation unit.

  According to the present invention, it is not necessary to search for a remote control device as in the prior art, and the display device can be operated by operating the operation unit provided on the glasses for 3D images, so that the convenience in operation can be improved. .

It is a figure which shows schematic structure of the television apparatus which concerns on one Embodiment of this invention. It is a figure which shows the external appearance of the spectacles for three-dimensional images which concern on one Embodiment of this invention. It is a figure which shows the block configuration of the glasses for 3D images which concern on one Embodiment of this invention. It is a figure which shows an example of the menu screen which concerns on this invention.

  Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a schematic configuration of a television apparatus capable of displaying a three-dimensional image according to an embodiment of the present invention. In the present embodiment, an active shutter method will be described as an example of a three-dimensional image display method.

  1 includes a tuner 1, 3, 5, a PSK (Phase Shift Keying) demodulator 2, an OFDM (Orthogonal Frequency Division Multiplexing) demodulator 4, an analog demodulator 6, and a first external input unit. 7, second external input unit 8, AV selector 9, signal processing unit 10, audio output unit 11, speaker 12, OSD (On Screen Display) unit 13, 2D / 3D selector 14, 2D / 3D conversion unit 15, video output unit 16, display unit 17, control unit 18, infrared reception unit 19, and synchronization signal transmission unit 20. An antenna 30 is connected to the tuner 1, and an antenna 40 is connected to the tuners 3 and 5.

  As the antenna 30, a parabolic antenna is usually used. The tuner 1 is for BS / CS satellite digital broadcast reception, performs channel selection under the control of the control unit 18, and outputs the selected satellite digital broadcast signal. The PSK demodulator 2 demodulates the selected satellite digital broadcast signal into a digital video signal and audio signal.

  As the antenna 40, for example, a Yagi antenna for terrestrial reception is used. The tuner 3 is for terrestrial digital broadcast reception, selects a channel under the control of the control unit 18, and outputs the selected terrestrial digital broadcast signal. The OFDM demodulator 4 demodulates the selected terrestrial digital broadcast signal into a digital video signal and audio signal. The tuner 5 is for analog broadcast reception, selects a channel under the control of the control unit 18, and outputs the selected analog broadcast signal. The analog demodulator 6 demodulates the selected analog broadcast signal into an analog video signal and audio signal.

  The first external input unit 7 and the second external input unit 8 output the video / audio signal input from the connected external video / audio device to the AV selector 9.

  The AV selector 9 selects from the output of the PSK demodulator 2, the output of the OFDM demodulator 4, the output of the analog demodulator 6, the output of the first external input unit 7, and the output of the second external input unit 8. 10 is output. The signal processing unit 10 performs predetermined processing on the video / audio signal input from the AV selector 9, outputs the processed digital audio signal to the audio output unit 11, and outputs the processed digital video signal to the OSD unit 13. To do.

  The audio output unit 11 converts the input digital audio signal into an analog audio signal suitable for the speaker 12. The speaker 12 generates sound based on the analog sound signal.

  The OSD unit 13 superimposes the OSD signal on the digital video signal input from the signal processing unit 10 and outputs the superimposed video signal to the 2D / 3D selector 14. The OSD unit 13 may output only the OSD signal to the 2D / 3D selector 14 without superimposing.

  The 2D / 3D selector 14 switches whether to output the video signal input from the OSD unit 13 to the 2D / 3D conversion unit 15. The 2D / 3D conversion unit 15 converts an input video signal of a two-dimensional image into a video signal of a three-dimensional image. Accordingly, the 2D / 3D conversion unit 15 alternately outputs the left-eye image and the right-eye image to the video output unit 16.

  The video output unit 16 converts the video signal input from the 2D / 3D selector 14 or the 2D / 3D conversion unit 15 into the input signal format of the display unit 17 and outputs it. The display unit 17 is a liquid crystal display, for example, and displays an image based on the video signal input from the video output unit 16.

  The control unit 18 includes a CPU, ROM, RAM, and the like (not shown), and controls the entire television device 100. The infrared receiving unit 19 receives an infrared signal from 3D image glasses described later, converts the received infrared signal into a code signal, and outputs the code signal to the control unit 18. The synchronization signal transmission unit 20 transmits a synchronization signal for synchronizing the shutter operation of the 3D image glasses described later to the display of the left eye image and the right eye image to the 3D image glasses.

  Next, FIG. 2 shows an external view of 3D image glasses according to an embodiment of the present invention. FIG. 3 shows a block configuration of the 3D image glasses shown in FIG.

3 includes an operation unit 22, a liquid crystal shutter 23, an infrared transmission unit 24, a synchronization signal reception unit 25, and a control unit 26. Among these, the infrared transmitter 24, the synchronization signal receiver 25, and the controller 26 are embedded in the frame 21 (FIG. 2). The liquid crystal shutter 23 is attached to the front left and right of the frame 21 (FIG. 2). A power supply unit (not shown) having a storage battery or a lithium battery is also provided in the 3D image glasses 200, and the power supply unit supplies power to each unit.

  The control unit 26 receives the synchronization signal transmitted from the synchronization signal transmission unit 20 of the television device 100 described above via the synchronization signal reception unit 25, and controls opening and closing of the left and right liquid crystal shutters 23 according to the received synchronization signal. . As a result, the user wearing the 3D image glasses 200 sees the left-eye image and the right-eye image alternately displayed on the display unit 17 of the television device 100 alternately with the left eye and the right eye, respectively. A 3D image sensation can be obtained.

  As shown in FIG. 2, the operation unit 22 includes a channel up key 22a, a channel down key 22b, a volume up key 22c, a volume down key 22d, and a menu key 22e. It is provided so that it can be pressed. The control unit 26 receives an operation detection signal corresponding to the key pressed from the operation unit 22, and transmits a code signal corresponding to the received operation detection signal to the infrared transmission unit 24. The infrared transmitter 24 converts the code signal into an infrared signal and transmits the infrared signal to the infrared receiver 19 of the television device 100.

  When the channel up key 22a is pressed, an infrared signal indicating that is transmitted from the infrared transmitter 24 and received by the infrared receiver 19 of the television apparatus 100. When the control unit 18 receives the code signal from the infrared receiving unit 19, the current television broadcast (satellite digital broadcast, terrestrial digital broadcast, or analog broadcast) is selected as the input source (AV selector 9). Selection), the tuner of the selected broadcast (tuner 1, 3, 5) is controlled so as to select the channel one level above. Thereby, it switches to broadcast viewing of the channel one level above. When the channel down key 22b is pressed, it is switched to broadcast viewing of the next lower channel by the same operation.

  When the volume up key 22c is pressed, an infrared signal indicating that is transmitted from the infrared transmitter 24 and received by the infrared receiver 19 of the television apparatus 100. Then, when receiving the code signal from the infrared receiver 19, the controller 18 instructs the audio output unit 11 to increase the volume. Thereby, the volume of the sound generated from the speaker 12 is increased. When the volume down key 22d is pressed, the volume of the sound generated from the speaker 12 is reduced by the same operation.

  As described above, the user wearing the 3D image glasses 200 operates the keys provided on the side surface of the 3D image glasses 200 to perform basic operations of the television apparatus 100 such as channel up / down and volume up / down. Therefore, it is not necessary to search for a remote control device as in the prior art, and convenience is enhanced.

  When the menu key 22e of the 3D image glasses 200 is pressed, an infrared signal indicating that is transmitted from the infrared transmitter 24 and received by the infrared receiver 19 of the television apparatus 100. Then, when receiving the code signal from the infrared receiving unit 19, the control unit 18 controls the OSD unit 13 to display the menu screen shown in FIG.

  In the menu screen shown in FIG. 4, the selection items of the input source switching function (analog broadcasting, terrestrial digital broadcasting, BS digital broadcasting, CS digital broadcasting, external input 1, external input 2) and 2D / 3D switching function selection items ( 2D video, 3D video) is displayed. Here, the volume up key 22c functions as a key for moving the cursor up, and the volume down key 22d functions as a key for moving the cursor down. The channel up key 22a functions as a key for moving the cursor to the left, and the channel down key 22b functions as a key for moving the cursor to the right.

  When the menu key 22e is pressed while a certain selection item is selected by these keys, an operation corresponding to the selected item is performed. That is, the menu key 22e functions as a determination key. When the selection item of the input source switching function is selected and determined, the control unit 18 causes the AV selector 9 to select the selected input source. When the selection item of the 2D / 3D switching function is selected, the control unit 18 switches the 2D / 3D selector 14 according to the selected item.

  In this manner, the user wearing the 3D image glasses 200 presses the menu key 22e provided on the side surface of the 3D image glasses 200 to display the menu screen on the television device 100, whereby the remote control device. It is possible to perform detailed operations without it. On the menu screen, the selection items of two types of functions are displayed on one screen so that selection can be made. Therefore, there are no troublesome procedures such as a hierarchical menu screen.

  Although the embodiments of the present invention have been described above, the embodiments can be variously modified within the scope of the gist of the present invention.

  For example, if, for example, the menu key 22e of the 3D image glasses 200 described above is pressed for a certain period of time, the control unit 18 of the television apparatus 100 detects this and controls to turn on or off the television apparatus 100. May be.

  In addition, the menu screen displayed by pressing the menu key 22e is not limited to two types of functions, and three or more types of function selection items may be displayed on one screen (for example, a sound quality setting function, Add image quality setting function).

  Further, the 3D image display method is not limited to the active shutter method, and may be applied to, for example, a passive method. In this case, it is necessary to add a power supply unit to the 3D image glasses provided with the polarization filter.

DESCRIPTION OF SYMBOLS 1 Tuner 2 PSK demodulation part 3 Tuner 4 OFDM demodulation part 5 Tuner 6 Analog demodulation part 7 1st external input part 8 2nd external input part 9 AV selector 10 Signal processing part 11 Audio | voice output part 12 Speaker 13 OSD part 14 2D / 3D Selector 15 2D / 3D conversion unit 16 Video output unit 17 Display unit 18 Control unit 19 Infrared reception unit 20 Sync signal transmission unit 21 Frame 22 Operation unit 22a Channel up key 22b Channel down key 22c Volume up key 22d Volume down key 22e Menu Key 23 Liquid crystal shutter 24 Infrared transmitter 25 Sync signal receiver 26 Controller 100 Television apparatus 200 Three-dimensional image glasses

Claims (5)

Based on the 3D image displayed on the display device capable of displaying the 3D image, the wearing user can obtain a 3D image sensation in the 3D image glasses.
3D image glasses comprising: an operation unit for operating the display device; and a transmission unit configured to transmit a wireless signal corresponding to an operation in the operation unit to the display device.   The three-dimensional image glasses according to claim 1, wherein the display device is a television device, and the operation unit includes a broadcast channel operation key and a volume operation key.   The operation unit further includes a menu key. When the menu screen is displayed on the display device, the broadcast channel operation key and the volume operation key function as cursor operation keys, and the menu key functions as an enter key. The three-dimensional image glasses according to claim 2, wherein:   The three-dimensional image glasses according to claim 3, wherein selection items of two or more types of functions are displayed on one screen on the menu screen.   A liquid crystal shutter provided on the left and right, a receiving unit that receives a synchronization signal from the display device, and a control unit that controls opening and closing of the liquid crystal shutter according to the synchronization signal received through the receiving unit. The glasses for three-dimensional images according to any one of claims 1 to 4.

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