CN203896461U - Double channel set top box - Google Patents
Double channel set top box Download PDFInfo
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- CN203896461U CN203896461U CN201420163062.XU CN201420163062U CN203896461U CN 203896461 U CN203896461 U CN 203896461U CN 201420163062 U CN201420163062 U CN 201420163062U CN 203896461 U CN203896461 U CN 203896461U
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Abstract
The utility model discloses a double channel set top box comprising a central processor, an internal storage device, a clock circuit, a power source circuit, a video processing module, an infrared processor, a video and audio input module and a 3D video output end, wherein the internal storage device, the clock circuit, the power source circuit, the video processing module, the infrared processor, the video and audio input module and the 3D video output end are electrically connected with the central processor; the infrared processor can be used for receiving remote controller signals, the double channel set top box also comprises a 2D to 3D signal conversion processor which is electrically connected with the central processor, and an audio processor comprises at least two groups of audio output ends. According to the double channel set top box, through arrangement of the 2D to 3D signal conversion processor, input signals of two different frames can be synthesized, one path of frame signals are formed and output to a common mainstream 3D television or 3D display device, two different video frames can be seen on the same screen through two different pairs of glasses, two groups of 2D video frames can be output synchronously through a group of audio-video equipment and a display apparatus, and audio-video reception of different scenes can be realized by two groups of personnel in a non-interfering manner.
Description
Technical field
The utility model relates to a kind of Set Top Box, relates in particular to a kind of binary channels Set Top Box.
Background technology
Along with social high speed development, user is not only traditional TV functions to the requirement of TV, and every the member in the inside of family has different demands, and the program of seeing is also different.Someone likes watching a ball game, and someone likes seeing news, and someone likes seeing the large play of hot broadcast or film, and someone likes using computer by large-screen receiver as display screen, thereby causing to fight between kinsfolk uses large-screen receiver or display screen.But be subject to the confined space of general housing and the restriction of area, average family is difficult to place many big screen display screens, and the total cost of many big screen display screens is high, many big screen display screens of one family configuration also cause spreading unchecked of electronic equipment and the wasting of resources.Along with development and the popularization of 3D TV, more and more families have 3D television set, on Vehicles Collected from Market, the technology that realizes of main flow 3D TV is to export two groups of different pictures and by wearing the different glasses in left and right by binary channels, left eye only receives the vision signal of one of them passage, right eye only receives the vision signal of another passage, thereby forms 3D stereoeffect at people's eye.Common 3D television set can only access a vision signal, and causing fighting for television-directed situation between kinsfolk cannot dissolve.
Summary of the invention
For prior art deficiency, the technical problems to be solved in the utility model be to provide a kind of can synchronously export two groups of 2D video pictures make two groups of personnel use without interfering with each other same video and audio equipment carry out different scenes audiovisual receive binary channels Set Top Box.
In order to overcome prior art deficiency, the technical solution adopted in the utility model is: a kind of binary channels Set Top Box, it comprises central processing unit and the internal memory, clock circuit, power circuit, video processing module, audio process, the infrared processor that can receive remote controller signal, video and audio input module, the 3D video output terminals that are electrically connected with described central processing unit respectively, described binary channels Set Top Box also comprises that the 2D being electrically connected with described central processing unit turns 3D signal switching processor, and described audio process comprises at least two group audio outputs.
One as the technical scheme of the utility model binary channels Set Top Box is improved, and described video and audio input module comprises at least one in the DVB module, HDMI module, USB processing module, network control module with corresponding input interface.
One as the technical scheme of the utility model binary channels Set Top Box is improved, and described audio process comprises at least one Bluetooth audio frequency transmitter.
One as the technical scheme of the utility model binary channels Set Top Box is improved, and described infrared processor comprises two infrared receiving modules.
One as the technical scheme of the utility model binary channels Set Top Box is improved, the infrared differentiation identification module that described infrared processor comprises infrared receiving module, is electrically connected with infrared receiving module.
The beneficial effects of the utility model are: the utility model binary channels Set Top Box turns 3D signal switching processor by configuration 2D, according to the technology that realizes of main flow 3D TV on the principle of 3D imaging technique and Vehicles Collected from Market, by the different picture input signal of two width is synthesized to processing, form a road picture signal and output to common main flow 3D TV or 3D display, on same screen, can see by two secondary different glasses the video pictures that two width are different simultaneously.Configuring this binary channels Set Top Box can make one group of audio-visual devices use a display unit can synchronously export the audiovisual that two groups of 2D video pictures make two groups of personnel use without interfering with each other same video and audio equipment to carry out different scenes to receive.
Brief description of the drawings
Fig. 1 is the organigram of a kind of binary channels Set Top Box of the utility model embodiment.
Fig. 2 is the principle assumption diagram of a kind of binary channels Set Top Box of the utility model embodiment.
Embodiment
Below execution mode of the present utility model is specifically described.
Shown in figure 1, Fig. 2, in figure, show structure and the principle assumption diagram of a kind of binary channels Set Top Box of the present utility model.Illustrated binary channels Set Top Box comprises central processing unit 11 and the internal memory 14, clock circuit 13, power circuit 12, video processing module 15, audio process 18, the infrared processor 20 that can receive remote controller signal, video and audio input module, the 3D video output terminals that are electrically connected with described central processing unit respectively, described binary channels Set Top Box also comprises that the 2D being electrically connected with described central processing unit 11 turns 3D signal switching processor 16, and audio process 18 comprises at least two group audio outputs 19.Central processing unit 11, internal memory 14, clock circuit 13, power circuit 12, video processing module 15, audio process 18, infrared processor 20 are arranged on mainboard 10 places.Central processing unit 11, clock circuit 13, the common architecture that forms this binary channels Set Top Box of power circuit 12.Central processing unit 11 is for controlling the System Operation of whole binary channels Set Top Box, and power circuit 12 is used to each assembly power supply of binary channels Set Top Box, and clock circuit 13 is used to intelligent terminal operation that clock signal is provided.In preferred embodiments, central processing unit 11 is Cortex-A9 processor.Video processing module 15 is connected to television set with audio process 18, is used to user to play above-mentioned audio, video data.Infrared processor 20 is for receiving the control signal of remote controller.Binary channels Set Top Box turns 3D signal switching processor 16 by configuration 2D, according to the technology that realizes of main flow 3D TV on the principle of 3D imaging technique and Vehicles Collected from Market, by the different picture input signal of two width is synthesized to processing, form a road picture signal and output to common main flow 3D TV or 3D display, on same screen, can see by two secondary different glasses the video pictures that two width are different simultaneously.
When use has the audio-visual equipment of above-mentioned binary channels Set Top Box, configure left eye mirror and right eye mirror two pair of glasses, two eyeglasses of left eye mirror are all the left eyeglasses that uses 3D glasses, and two eyeglasses of right eye mirror are all the right eyeglasses that uses 3D glasses.See through the vision signal that left eye mirror receives one of them transmission channel, receive the vision signal of another transmission channel through right eye mirror.Wherein one audio signal arrives specific earphone by tone frequency channel wire or transmission of wireless signals, and another channel audio signal arrives another earphone or open audio amplifier by tone frequency channel wire or transmission of wireless signals.Wireless signal herein includes but not limited to Bluetooth signal transmission pattern.Wear left eye mirror or right eye mirror person uses corresponding voice frequency signalling system.Thereby configuring this binary channels Set Top Box can make one group of audio-visual devices use a display unit can synchronously export the audiovisual that two groups of 2D video pictures make two groups of personnel use without interfering with each other same video and audio equipment to carry out different scenes to receive.
By binary channels Set Top Box, play owing to thering is binary channels, the synchronous output of two pictures, dual-audio, by different glasses and wear earphone and can watch respectively two different programs, reach the effect of " binary channels ", make the 3D TV that a Daepori is logical be used as two 2D TVs uses, can realize two people of a TV and see, can a people in viewing and admiring ball match, another person is viewing and admiring the large play of hot broadcast; Can limit see the chat of TV limit, surf the Net and watch local film, from then on break away from household and fight for the situation of TV remote controller, open family harmony new page.
The utility model is by configuration binary channels Set Top Box, according to the technology that realizes of main flow 3D TV on the principle of 3D imaging technique and Vehicles Collected from Market, by the different picture input signal of two width is synthesized to processing, form the display screen that a road picture signal outputs to common main flow 3D TV, on same screen, can see by two secondary different glasses the video pictures that two width are different simultaneously.This Set Top Box can make on the market common 3D TV have twin-channel function, adopt popular on the market Android system, efficiently utilize that multi-core CPU computing, multinuclear GPU play up, multinuclear Scaler convergent-divergent, double-channel audio process and hard decoder technology, synchronously process the different vision signal of two-way and realize on same screen and can export the different picture of two width simultaneously.This 3D binary channels Set Top Box, play owing to thering is binary channels, the synchronous output of two pictures, dual-audio, can watch respectively two different programs by wearing different glasses and earphone, reach the effect of " binary channels ", make the 3D TV that a Daepori is logical be used as two 2D TVs uses, can realize two people of a TV and see, can a people in viewing and admiring ball match, another person is viewing and admiring the large play of hot broadcast; Can limit see the chat of TV limit, surf the Net and watch local film, from then on break away from household and fight for the situation of TV remote controller, open family harmony new page.
More preferably, described video and audio input module comprises at least one in the DVB module 21, HDMI module 22, USB processing module 23, network control module 24 with corresponding input interface, make Set Top Box both can dock respectively TV and carry out signal reception from the wherein combination of two of the different video and audio equipments such as DVB, computer, also can be the combination of two identical video and audio equipments, can certainly comprise that other video and audio output equipments are linked into 3D binary channels Set Top Box, vision signal is processed through synthetic, and audio signal is directly transmission respectively.USB processing module is for completing and extraneous transfer of data by USB interface.
More preferably, described audio process 18 comprises that at least one Bluetooth audio frequency transmitter is as audio output 19, is combined as the audio output of at least two groups with conventional audio output.Preferably to comprise two Bluetooth chips be Bluetooth audio frequency transmitter to audio process, and it can adopt bluetooth 4.0, and bluetooth 4.0, by three kinds of set of specifications one, comprises traditional bluetooth technology, high speed technology and low power consuming technology, and transmission stability can be higher.User is as long as two secondary Bluetooth earphone devices match and are connected with Bluetooth chip, thereby realize the separation output of two-way audio signal, also can export in the audio system of television set by conventional audio output by Ba Yi road signal, just can hear respectively the sound of two scenes simultaneously.
More preferably, described infrared processor 20 comprises two infrared receiving modules, receives accordingly the operation signal of two remote controls, processes respectively, overlaps independently video and audio transmission system, the broadcasting of a picture of a remote controller control thereby form two.
More preferably, described infrared processor 20 comprise infrared receiving module, with infrared receiving module be electrically connected infrared differentiation identification module.Infrared receiving module receives the signal of remote controller, by infrared differentiation identification module, signal is identified as to corresponding video control channel, and is transferred in corresponding controller.
Mainly contain on the market at present two kinds of 3D technology, one is shutter 3D, and another kind is not flash 3D.Shutter 3D is mainly the picture of having recorded respectively right and left eyes in the time taking, in the time playing, wear shutter type 3 D spectacles, control the folding of glasses, allow human body distinguish the image of perception right and left eyes, thereby synthetic 3D vision in brain, but on 3D technology realizes, the refresh rate of shutter liquid crystal panel will reach 120Hz or higher, and there is stroboscopic, crosstalk, the problems such as brightness reduction.And not flash 3D carries out combing to polarised light, allow respectively right and left eyes see vertically and the image of level in conjunction with polarising glass, finally by brain compound stereoscopic image.Not flash 3D technology is to have increased filter coating, can retain the advantages such as glass type polarization light technology flicker free, and relatively be conducive to reduce costs.The native system basis on the market 3D TV of main flow is carried out technological improvement, the treatment technology adopting is developed based on not flash 3D technology, because not flash 3D technology is owing to there is no stroboscopic, brightness does not have obvious reduction yet, visible angle is good, glasses are frivolous comfortable, and owing to charging, there is no electronic devices and components, zero radiation health environment-friendly more, can reduce accordingly human-body fatigue, from health perspectives and angle of sustainable development, not flash 3D technology is a reasonable selection.
At present conventional 3D shows that image-forming principle is in the time that people see things, is fused into a picture and produces third dimension by entering the difference of two different pictures of right and left eyes through brain.And 3D TV is on the market exactly based on this principle, play the picture through special synthetic processing, and export two groups of picture signals of a road AB at display screen, receive 2 kinds of unlike signals by the 3D glasses of special processing simultaneously, left side glasses receive the a-signal that screen sends, the right glasses connect the B signal that screen sends, and two kinds of signals synchronously enter respectively right and left eyes, process and generation 3D image through brain.If two eyeglasses of glasses are all left eyeglasses, beholder can only see A a series of paintings face; If two eyeglasses of glasses are all right eyeglasses, beholder can only see B a series of paintings face.
Binary channels technology: this technology is mainly derived from the research of human eye, why human eye can observe the world has third dimension, because there are two eyes for people is long, in the time that we observe things, the parallactic displacement that two eyes cause is through the analysis of brain, will distinguish the distance of object distance, thereby produce strong third dimension.The composition principle of 3D rendering is exactly based on this technology, two width 2D pictures are synthesized to a width 3D image by the principle of 3D rendering, thereby play on 3D TV, so a width 3D picture of playing on 3D TV is synthetic by the different 2D image of two width simultaneously, the camera that this two width image is same level from different perspectives photographs.Therefore two groups of video output pictures can reduce and be output as binary channels picture, by the 3D image that shows that on 3D TV image combining that two width are not theed least concerned forms simultaneously, carry out the separation of image by different glasses, thereby realize and on same screen, play two different pictures simultaneously, and then reached twin-channel effect.
In order to coordinate the output of binary channels video, use audio-visual devices configuration two-way two covers of binary channels Set Top Box not interfere with each other, independently audio frequency output mutually.Separated from each other, separate when this also just needs two-way audio to process, so native system employing is the different Bluetooth transmission unit of two-way, thereby realizing double-channel audio synchronously exports, adopt two CPU processing units of master chip, process thereby reach double-channel audio simultaneously, be independent of each other.Can certainly Ba Yi road signal audio system output by television set (for example adopting HDMI audio frequency, the audio system output such as coaxial).
In specific embodiment, 3D binary channels Set Top Box adopts two paths of signals input pattern, and a road is that another road is the digital TV in high resolution signal of inputting by DVB module by the signal of network (wired ethernet or WIFI) input.User can select output mode by remote controller, the function that can realize between independent broadcasting 3D video, single channel and binary channels is switched, in the time selecting binary channels, system is a synthetic two-way 2D vision signal width 3D vision signal, be integrated into a road signal and be transferred to 3D television set, then by different 3D glasses, two kinds of pictures are parsed from 3D video, become the non-interfering vision signal of two-way, thereby realized twin-channel function.The audio frequency acquiescence of native system is transmitted by the different bluetooth of two-way, also can select to transmit by HDMI or audio frequency in a road, and the bluetooth of separately leading up to is transmitted,
Wherein video pictures is according to the Display Technique of 3D image-forming principle and 3D TV, become the picture of a width 3D to export the picture integrating of two mutually different 2D, then by 3D TV this 3D picture disply out, utilize two pairs to be respectively left eye mirror and can see with right eye mirror the picture that two width are different, on same TV, realize thereby realize the binary channels function of simultaneously exporting two width different pictures.Audio frequency processing is two parts completely independently, carries out processing respectively by two different CPU element simultaneously, simultaneously output.
This system, due to the particularity of system, need to have double-core CPU and the double-core GPU of the above dominant frequency of 1G at least, could process the different signal of two-way simultaneously, reaches the effect of simultaneously exporting two width different pictures at same screen.In addition because this system need to be exported the different audio signal of two-way simultaneously, so at least will there be two-way audio output system, consider this point, native system two-way audio acquiescence is used the different bluetooth output of two-way, can reach and not interfere with each other, cooperative feature, also can export by the audio system of television set by Ba Yi road audio frequency is set, thereby reach the effect of primary and secondary audio frequency, can many people in seeing same program, one or two people, in other things of operation, reach non-interfering effect.In order to expand the extensibility of this system, the input of this system has also adopted multichannel input mode, can be by the resource of the network mode input network facet such as WIFI or Ethernet, on the other hand also can be by DVB module input digital TV in high resolution resource, at this simultaneously, can also be by extending out SD card, the modes such as USB device are supported local resource.By multiple input pattern, make this box can reach better application.
Above disclosed is only preferred embodiment of the present utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (5)
1. a binary channels Set Top Box, it is characterized in that: described binary channels Set Top Box comprises central processing unit and the internal memory, clock circuit, power circuit, video processing module, audio process, the infrared processor that can receive remote controller signal, video and audio input module, the 3D video output terminals that are electrically connected with described central processing unit respectively, described binary channels Set Top Box also comprises that the 2D being electrically connected with described central processing unit turns 3D signal switching processor, and described audio process comprises at least two group audio outputs.
2. binary channels Set Top Box according to claim 1, is characterized in that: described video and audio input module comprises at least one in the DVB module, HDMI module, USB processing module, network control module with corresponding input interface.
3. binary channels Set Top Box according to claim 1, is characterized in that: described audio process comprises at least one Bluetooth audio frequency transmitter.
4. binary channels Set Top Box according to claim 1, is characterized in that: described infrared processor comprises two infrared receiving modules.
5. binary channels Set Top Box according to claim 1, is characterized in that: described infrared processor comprise infrared receiving module, with infrared receiving module be electrically connected infrared differentiation identification module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420163062.XU CN203896461U (en) | 2014-04-04 | 2014-04-04 | Double channel set top box |
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| CN201420163062.XU CN203896461U (en) | 2014-04-04 | 2014-04-04 | Double channel set top box |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105245938A (en) * | 2015-09-30 | 2016-01-13 | 努比亚技术有限公司 | Device and method for playing multimedia files |
| CN105338272A (en) * | 2015-11-27 | 2016-02-17 | 广东长虹电子有限公司 | Television set based on VR technology and Miracast technology |
| CN105472425A (en) * | 2015-11-24 | 2016-04-06 | 深圳创维－Rgb电子有限公司 | Single-screen multi-display system and single-screen multi-display method |
-
2014
- 2014-04-04 CN CN201420163062.XU patent/CN203896461U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105245938A (en) * | 2015-09-30 | 2016-01-13 | 努比亚技术有限公司 | Device and method for playing multimedia files |
| CN105245938B (en) * | 2015-09-30 | 2019-08-16 | 努比亚技术有限公司 | The device and method for playing multimedia file |
| CN105472425A (en) * | 2015-11-24 | 2016-04-06 | 深圳创维－Rgb电子有限公司 | Single-screen multi-display system and single-screen multi-display method |
| CN105338272A (en) * | 2015-11-27 | 2016-02-17 | 广东长虹电子有限公司 | Television set based on VR technology and Miracast technology |
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