Summary of the invention
In order to address the above problem; The present invention provides a kind of remote controller; Be applied to a kind of television system of playing different channel simultaneously; This television system comprises a LCD TV, a STB and at least two shutter glasses; Each shutter glasses comprises a RFID tag, and this STB receives the audio and video data streams of at least two channels, and the picture of two channels of switching displayed that this LCD TV interlocks continuously also keeps mute state; Each user watches the picture of the wherein channel that the LCD TV screen shows and comes to listen to synchronously different channel display frame corresponding audio through on shutter glasses, connecting an earphone that wherein the corresponding channel of this each channel indicates through its shutter glasses of wearing.This remote controller comprises: an input unit is used to receive user's input operation; One recognition unit is used for reading the RFID tag that is in the shutter glasses within this recognition unit sphere of action, and according to the different shutter glasses of the identification of the RFID tag in each shutter glasses; One memory cell; Be used to store the RFID tag of each shutter glasses; The corresponding relation that each channel that STB is play and channel indicate, and the RFID tag of each shutter glasses and the selected corresponding relation of watching the channel sign of channel of this shutter glasses; One processing unit; Be used for after recognition unit identifies shutter glasses; The corresponding relation that indicates according to the channel of shutter glasses RFID tag and its channel of watching; Respond the input operation of this user at input unit, the channel that channel that shutter glasses is watched and STB obtain carries out control corresponding.
The present invention also provides a kind of television system; This television system comprises a LCD TV, a STB and at least two shutter glasses; Each shutter glasses comprises a RFID tag; This STB receives the audio and video data streams of at least two channels; This LCD TV continuously picture of staggered two channels of switching displayed also keeps mute state, and each user watches the picture of the wherein channel that the LCD TV screen shows and come to listen to synchronously different channel display frame corresponding audio through on shutter glasses, connecting an earphone that wherein the corresponding channel of this each channel indicates through its shutter glasses of wearing.This television system also comprises a remote controller, and this remote controller comprises: an input unit is used to receive user's input operation; One recognition unit is used for reading the RFID tag that is in the shutter glasses within this recognition unit sphere of action, and according to the different shutter glasses of the identification of the RFID tag in each shutter glasses; One memory cell; Be used to store the RFID tag of each shutter glasses; The corresponding relation that each channel that STB is play and channel indicate, and the RFID tag of each shutter glasses and the selected corresponding relation of watching the channel sign of channel of this shutter glasses; One processing unit; Be used for after recognition unit identifies shutter glasses; The corresponding relation that indicates according to the channel of shutter glasses RFID tag and its channel of watching; Respond the input operation of this user at input unit, the channel that channel that shutter glasses is watched and STB obtain carries out control corresponding.
Remote controller among the present invention and use the television system of this remote controller; Make when a plurality of users watch the TV programme of different channel through wearing different shutter glasses simultaneously on a LCD TV; But this remote controller Auto-Sensing user; And control the channel that this user is watching, and do not influence the channel that other users watch.
Embodiment
Below in conjunction with accompanying drawing, remote controller among the present invention and the television system of using this remote controller are done further to describe in detail.
See also Fig. 1 and Fig. 2, the television system (calling television system in the following text) 1 that can play different channel simultaneously comprises a LCD TV 2, a STB 3, at least two shutter glasses 4 and remote controllers 5.This remote controller 5 is used to respond the control of input operation far-end this LCD TV 2 and STB 3 of user.
In this execution mode, the number of this shutter glasses 4 is two, is respectively shutter glasses A and shutter glasses B.These two shutter glasses 4 and this STB 3 are connected through wireless mode.This STB 3 can obtain the audio and video data streams of two television channels from extraneous (like television network broadcast), and the screen of control LCD TV 2 is the video pictures of staggered two channels of switching displayed continuously.In this execution mode, the audio and video data streams of each channel that this STB 3 also will receive adds that respectively a channel indicates, so that distinguish the audio, video data of different channel.In this execution mode; If two channels playing simultaneously are defined as channel 1 and channel 2 respectively; If A1, A2...An are 1 some frame picture of playing successively of channel; B1, B2...Bn are 2 some frame pictures of playing successively of channel, and the picture of STB 3 control LCD TVs 2 broadcasts is A1B1A2B2A3B3...... so.In this execution mode, this LCD TV 2 is play under two different channel states at this simultaneously, and the refreshing frequency of its screen is the twice of refreshing frequency when only playing a channel, so that the picture of this each channel of playing simultaneously all is clear continuous.Be in mute state when this LCD TV 2 is play different channel at the same time simultaneously.
Each shutter glasses 4 comprises a radio frequency identification (RFID) label (figure does not show) and a shutter release (figure does not show); Wherein, RFID tag is used to identify shutter glasses 4, and shutter release is used to control the Kai Heguan of shutter glasses 4, and this shutter glasses 4 can be watched LCD TV 2 picture displayed when state that this shutter glasses 4 is in out; When this shutter glasses 4 is in the state of pass, then can not see LCD TV 2 picture displayed.
This remote controller 5 comprises an input unit 51, a recognition unit 52, a memory cell 53 and a processing unit 54.This input unit 51 is used to receive user's input operation.
This recognition unit 52 is set a sphere of action, is used for discerning the RFID tag that is in the shutter glasses 4 in this sphere of action, thereby identifies different shutter glasses 4.In this execution mode, the sphere of action of this recognition unit 52 is 30~60 centimetres.
This memory cell 53 stores the RFID tag of each shutter glasses 4 correspondence and the corresponding relation of each broadcasting channel and channel sign.When the user who wears this shutter glasses 4 is in the sphere of action of this recognition unit 52; Can the input unit 51 through remote controller 5 select to want the channel watched; This processing unit 54 obtains this and will watch the corresponding channel of channel to indicate and store the corresponding relation that these shutter glasses 4 channels selected with it indicate; This channel sign is sent to this corresponding shutter glasses 4, generates the selection instruction that has this channel sign simultaneously and this selection instruction is sent to this LCD TV 2 and STB 3.For example; When the user who wears shutter glasses A wants to watch channel 1; Through the selection signal of remote controller 5 input receiving channelss 1, this remote controller 5 is sent to this shutter glasses A with the channel sign of channel 1, and the selection signal that will have the channel sign of channel 1 simultaneously is sent to STB 3; During the selection signal of the user who wears shutter glasses B through these remote controller 5 inputting channels 2, this remote controller 5 indicates the channel of channel 2 and takes place to shutter glasses B, and the selection signal that simultaneously this channel that has channel 2 is indicated is sent to this STB 3.
After this STB 3 receives this selection instruction from remote controller 5; When the picture of two channels of control LCD TV 2 switching displayed; Also produce the synchronous control signal of controlling the shutter glasses 4 continuously staggered opening and closing of watching corresponding channel, the picture synchronization that this synchronous control signal and LCD TV 2 are play.Also include a channel in this synchronous control signal and indicate, indicate the channel of current broadcast, it is corresponding with the shutter glasses 4 current channels of watching; Therefore; For shutter glasses A and shutter glasses B, its channel of being watched separately is different, and its each self-corresponding synchronous control signal is also different.STB 3 also adds corresponding channel sign to the voice data of each channel.This STB 3 also sends this synchronous control signal and the audio data stream of adding the channel sign to each shutter glasses 4 through wireless mode in two channel pictures of these LCD TV 2 continuous staggercast of control.
Each shutter glasses 4 is according to having synchronous control signal control shutter release (figure does not show) opening and closing that same channel indicates.For example; The synchronous control signal that selection watches the shutter glasses A of channel 1 to indicate according to the channel with channel 1 is controlled this shutter release switch switch switch successively ... thus the picture that this shutter glasses A watches in LCD TV 2 is A1, A2, A3..., and receive the audio data stream of channel sign with channel 1.Same; Selection is watched the shutter glasses B of channel 2 to close the switch switch successively according to the synchronous control signal control shutter release with channel 2 signs and is opened ...; Thereby the picture that this shutter glasses B watches in LCD TV 2 is B1, B2, B3...; And receive the audio data stream that channel with channel 2 indicates, thereby different users can watch the TV programme of different channel simultaneously through wearing different shutter glasses 4 on same LCD TV 2.In this execution mode, each shutter glasses 4 listens to synchronously the channel corresponding audio of watching through connecting an earphone (figure does not show).
In this execution mode; This remote controller 5 also is used for when wearing shutter glasses 4 and watch the user of TV programme need switch its channel of watching; Identify the shutter glasses 4 that is in its sphere of action through recognition unit 52; This processing unit 54 is according to the RFID tag of the shutter glasses 4 of storage in this memory cell 53 and the corresponding relation of institute's broadcasting channel sign; Respond this user's input operation, produce the control command that this shutter glasses 4 corresponding broadcasting channels are switched, and this control command is sent to LCD TV 2 and STB 3.Wherein this control command comprises that the channel of the broadcasting channel of these shutter glasses 4 correspondences indicates.After this STB 3 receives this control command that comprises the broadcasting channel sign, accordingly the channel with this channel sign is carried out switching controls, control this LCD TV 2 simultaneously and carry out corresponding switching.Simultaneously, the corresponding relation of the channel of the RFID tag of the shutter glasses 4 behind these memory cell 53 bank switchings and its channel of watching sign.When 4 receiving channelss of shutter glasses changed, its corresponding channel indicated also respective change.For example; The user who wears shutter glasses A picks up this remote controller 5 and carries out input operation; When desire switches to channel 3 with the current channel of watching 1 of this shutter glasses A; This recognition unit 52 is at first discerned the RFID tag of this shutter glasses A; This processing unit 54 confirms that according to the corresponding relation of RFID tag and institute's broadcasting channel of storage in this memory cell 53 current what watch is channel 1 to this shutter glasses A; And response user input operation produces the switching command that comprises that channel 1 indicates, and sends and comprise switching command that channel 1 indicates to this STB 3, and this processing unit 54 changes to channel 3 with the corresponding broadcasting channel of RFID tag of this shutter glasses A of storage in this memory cell 53 simultaneously.It is channel 1 that this STB 3 indicates the channel of confirming required switching according to the channel in the switching command, accordingly the audio-video signal of receiving channels 1 is changed to the audio-video signal of receiving channels 3, and this LCD TV 2 switches to the picture of channel 1 in the picture of channel 3.Thereby this is worn the channel that shutter glasses A watched and switches to channel 3, and the channel that the user watched 2 of wearing shutter glasses B can not change.Obviously, the user also can carry out control corresponding through 5 pairs of LCD TVs of this remote controller 2, for example controls brightness, contrast of LCD TV 2 etc.
According to top description; In embodiment of the present invention; When a plurality of users watch the TV programme of different channel through wearing different shutter glasses 4 simultaneously on same LCD TV 2, but this remote controller 5 Auto-Sensing users, and respond this user's operation; Channel to this user is watching is controlled, and does not influence the channel that other users watch.