CN204131653U - High definition bore hole Portable stereoscopic video player control circuit - Google Patents
High definition bore hole Portable stereoscopic video player control circuit Download PDFInfo
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- CN204131653U CN204131653U CN201420328358.2U CN201420328358U CN204131653U CN 204131653 U CN204131653 U CN 204131653U CN 201420328358 U CN201420328358 U CN 201420328358U CN 204131653 U CN204131653 U CN 204131653U
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Abstract
The utility model relates to a kind of without the need to wearing stereo viewer anaglyph spectacles, namely the high definition bore hole Portable stereoscopic video player control circuit of bore hole viewing three-dimensional video-frequency can be realized, comprise power supply, HDvideoCH1 with HDvideoCH2 is connected with respective HDMIdecoder decoder signal input respectively by respective HDMIplug interface, HDMIdecoder decoder signal exports termination FPGA programmable logic device signal input part and connects, DDR2 memory, SRAM static random access memory and bidirectional data exchange between FLASH memory and FPGA programmable logic device, the two paths of signals output of FPGA programmable logic device connects respective MIPI4lineencoder code device signal input respectively, signal output part connects Mobile phone screen signal input part.
Description
Technical field
The utility model relates to a kind of without the need to wearing stereo viewer anaglyph spectacles, namely can realize the high definition bore hole Portable stereoscopic video player control circuit of bore hole viewing three-dimensional video-frequency, belongs to miniature three-dimensional video-frequency and plays viewer manufacture field.
Background technology
1, CN101594549A, title " a kind of can bore hole viewing three-dimensional display ", containing black baffle plate (2), right convex lens (3), left convex lens (4) and LCD video player (7), described display is a top panel and bottom panel box parallel to each other, three sides of the box described in black baffle plate (2) is formed, the convex lens that right convex lens (3) and left convex lens (4) are arranged on described top panel abreast in the mode that their optical axis is parallel to each other are respectively installed in circular hole, distance between the optical axis of right convex lens (3) and the optical axis of left convex lens (4) is 6 ~ 7cm, LCD video player (7) is containing screen (1), it is characterized in that, screen (1) is the display of LCD video player (7), screen (1) is containing right screen (10) and left screen (11), right screen (10) and left screen (11) lay respectively at right half part and the left-half of screen (1), right screen (10) and left screen (11) are fixed on the upper surface of described bottom panel in the mode laid respectively at immediately below right convex lens (3) and left convex lens (4), the screen (1) of LCD video player (7) is 8 ~ 12cm with the distance of right convex lens (3) and left convex lens (4), LCD video player (7) is also containing usb transfer of data mouth (6), usb transfer of data mouth (6) is arranged on the Left-Hand Panel of black baffle plate (2).See accompanying drawing 2 and 3.Its weak point existed: one is that this patent is write " distance between the optical axis of right convex lens (3) and the optical axis of left convex lens (4) is 6 ~ 7cm ", " screen (1) of LCD video player (7) is 8 ~ 12cm with the distance of right convex lens (3) and left convex lens (4) ", illustrate that the focal length of its optical lens the shortest is 8 centimetres, this patent institute's diagram and shield be arranged as side by side, the maximum binocular interval 6.5 centimetres that can not exceed people of single image size side by side, 40 degree of optical designs should be greater than by normal film viewing visual angle, enlargement ratio will reach more than 3 times, eyeglass is directly through being 2 cm (this convex lens eyeglass also meeting this patent is little circular eyeglass diagram).Because the diameter of eyepiece is less, during viewing, human eye will be close to lens and could watch, the wear-type three-dimensional display that this mode and market are sold there is no difference in principle, and it does not have that human eye of the three-dimensional mode of bore hole can the essential characteristic that can move freely of top to bottom, left and right, front and rear.So it is difficult to be referred to as to call perfect bore hole stereospecificity; Two are picture traverses is 6.5 centimetres, if be up to 1000 pixels by the resolution of the main product LCD screen of current screen, just low 2 times from high definition screen; Three be the pixel of LCD screen at the order Microscopic observation of 3 times, larger pixel particle can be seen, cannot as the basic viewing requirement without granular sensation of film.
2, the application's utility model people is all at first patent CN90217663, title " a kind of stereogram is to using stereo image display instrument ".There is housing (1), plane mirror (2), stereogram to the wire of framework (3), longitudinal baffle (4), diffusing panel (5), electric light source, connection electric light source and power supply, it is characterized in that housing (1) upper end is fixed with planoconvex spotlight screen (6), lens screen is connected to form by two pieces of identical rectangle planoconvex spotlight close apposition, lens convex surface facing housing cavity, focal length of lens scope is 200 ~ 250 millimeters, the length of lens screen is 120 ~ 140 millimeters, wide is 80 ~ 100 millimeters, the inwall that housing (1) middle part tilts is fixed with rectangle plane reflective mirror (2), the angle of the plane of plane mirror (2) and lens screen (6) is 45 degree, housing central section is provided with direct projection electric light source (7) relative to the inwall of plane mirror, lower housing portion is provided with mobilizable stereogram to framework (3), angle between described frame plane and plane mirror is 45 degree, housing (1) inner chamber shields stereogram from planoconvex spotlight and is fixed with longitudinal baffle (4) to middle part between framework, stereogram is provided with the diffusing panel (5) being parallel to framework (3) below to framework (3), diffusion cypress (5) has transmission electric light source (8), housing (1) lower external step is provided with the change over switch (9) of direct projection electric light source and transmission electric light source, the change over switch (9) crossed enter among electric light source circuit with cascade school.See accompanying drawing 9 and 10.This patent writes traditional stereo viewer " when adopting short focus eyepiece viewing stereo image, human eye must be close to eyepiece, and eyes are very little relative to the removable scope of activities of eyepiece, leaves specific position stereo-picture and just can disappear ".The shortcoming of this patent is: be 200 ~ 250 millimeters because eyepiece have employed focal length of lens scope, when eyepiece is planoconvex spotlight (non-telescope), focal length size 200 millimeters of > picture traverse sizes 65 millimeters, the magnification ratio of image can not more than 1 times, therefore, the stereo-picture formed by this patented technology must be undersized image, this can be used as the viewing of certain stereo-picture, but cannot reach the visual effect that the angle of visual field is more than the 40 degree large stereo-pictures of that viewing of movie theatre.
Utility model content
Purpose of design: avoid the weak point in background technology, design is a kind of without the need to wearing stereo viewer anaglyph spectacles, namely can realize the high definition bore hole Portable stereoscopic video player control circuit of bore hole viewing three-dimensional video-frequency.
Design: in order to realize above-mentioned purpose of design.The application is in design: 1, multi-path HDMI interfaces or other video interface signal input parts receive high definition video steaming, multichannel MIPI Mobile phone screen interface or other video interface signal output parts connect HDMI decoder signal input respectively, HDMI decoder signal output connects the signal input part of FPGA respectively, the signal output part of FPGA connects MIPI Mobile phone screen interface signal input respectively, MIPI Mobile phone screen interface output connects high definition Mobile phone screen (1080p or more) respectively, and MIPI Mobile phone screen interface is respectively as independently right and left eyes signal output.2, left eyepiece and right eyepiece are directly to left order reflective mirror and right order reflective mirror, left order reflective mirror and right order reflective mirror are the design of 90 angle degree, the object of such design is: because the application adopts left LCDs relative with the minute surface of left order reflective mirror and right order reflective mirror respectively with the display surface of right LCDs, and horizontally set, the sight line that the left eye of such people and right eye send is transmitted through left order reflective mirror and right order reflective mirror respectively by left eyepiece and right eyepiece, because the angle between left order reflective mirror and right order reflective mirror is 90 degree, thus make left order reflective mirror relative with right eyepiece with left eyepiece in 45 degree respectively with the minute surface of right order reflective mirror, and the sight line that the left eye of people and right eye send reflexes on the picture of left LCDs and the broadcast of right LCDs by 90 degree of left order reflective mirrors arranged and right order reflective mirror, because two of people have the spacing of 65 millimeter, so see two width images of same object different angles, sense of stereoscopic vision is produced through the synthesis of people's brain.3, sight line dividing plate is positioned at the design between left eyepiece and right eyepiece, the object of such design is: the sight line that the images of left and right eyes of people is launched can separate by it, right light path and right eye remaining light see left light path to avoid left eye remaining light to see, guarantee that the left and right light path entering people's brain is not obscured, viewing three-dimensional video-frequency brain is not fainted.4, ocular shape is designed to rectangle, and length-width ratio presses the Proportionality design of 16:9.The size of rectangle eyepiece by width 65 millimeter, be highly 37 millimeter designs.By the Proportionality design of 16:9, be to match with current domestic television set screen size 16:9 ratio, reach TV and Blu-ray movie unified standard, this is technical characteristic four of the present utility model.The object of such design is also: the binocular interval due to people is 65 millimeter, rectangle eyepiece width is also 65 millimeter, now the center of human eye and the center of eyeglass must align, and two panels eyepiece abuts against together, and this has been the greatest width dimension in eyepiece design.Under this width, human eye is when 50 degree of visual angles, and eyeball also has the above space length of more than 50 millimeters from eyeglass.Under this distance, if human eye moves forward and backward, change be the size of image scene, unchanged for definition, its result adds the movable space of human eye.Meanwhile, because monolithic mirror widths is 65 millimeter, is highly 37 millimeters, roomy eyepiece size adds the space of human eye upper and lower, left and right movement.The viewing effect of this design possesses that human eye of the three-dimensional mode of bore hole can the essential characteristic that can move freely of top to bottom, left and right, front and rear.5, the focal length of eyepiece is pressed 120 ~ 200 millimeters of designs.Left eyepiece and right eyepiece are directly to left order reflective mirror and right order reflective mirror, and left order reflective mirror and right order reflective mirror are the design of 90 angle degree, are technical characteristics five of the present utility model.The object of such design be can with 5 inch about screen match.In modern society, mobile phone is the product that in image display, maximum is produced, and its cost performance is the highest.At present, on market, mass-produced Mobile phone screen can reach film definition 1080p requirement, and its minimum dimension is 5 inch screens, and the width of this screen is XX millimeter, highly is XX millimeter (5 inch screen width and be highly known parameters).This screen will be designed to the distance of distinct vision (250 millimeters) available, reach the granular sensation without pixel after amplifying simultaneously, the enlargement ratio design of eyepiece should between 1.3 times ~ 2.3 times, and the focal length of eyepiece is just meeting this requirement by 120 ~ 195 millimeters of designs.Width due to Mobile phone screen is XX millimeter, two pieces of screens are neck and neck together, its centre distance is (the width system known parameters of Mobile phone screen more than XX millimeter, the centre distance that two pieces of screens are neck and neck in together can be measured), be far longer than 65 millimeters of people's binocular interval, the scheme that eyepiece center and picture centre face is impracticable.In the case, take the design respectively adding the front reflective mirror put in miter angle between left image, between right eyepiece and right image, this scheme solves viewing picture more than this problem of 65 mm in width, reaches the requirement of actual use.
Technical scheme: a kind of high definition bore hole Portable stereoscopic video player control circuit, comprise power supply, HD video CH1 is connected with respective HDMI decoder decoder signal input respectively by respective HDMI plug interface with HD video CH2, HDMI decoder decoder signal exports termination FPGA programmable logic device signal input part and connects, DDR2 memory, SRAM static random access memory and bidirectional data exchange between FLASH memory and FPGA programmable logic device, the two paths of signals output of FPGA programmable logic device connects respective MIPI 4 line encoder code device signal input respectively, MIPI 4 line encoder code device signal output connects Mobile phone screen signal input part.
The utility model is compared with background technology, one is left order reflective mirror and right order reflective mirror is the design of 90 degree of angles, the display surface achieving left LCDs and right LCDs is arranged in angle of 45 degrees left order reflective mirror is relative with right order reflective mirror, not only reduce and play viewer volume, conveniently carry with, and bore hole high definition sees the object of sheet; Two is that left LCDs and right LCDs are laterally oppositely arranged with left order reflective mirror and right order reflective mirror, achieves the viewing of three-dimensional wideband; Three is low cost of manufactures, and reliability is high; Four be left and right eyepiece adopt two pieces of identical planoconvex spotlights grow into 80 ~ 100 millimeters, wide be the rectangle eyeglass of 60 ~ 70 millimeters, in so large-sized rectangle eyepiece situation, the movable range that human eye shields relative to planoconvex spotlight increases, and watches stereo-picture and do not feel tired before people can be seated comfortably in lens screen.
Accompanying drawing explanation
Fig. 1 is left-right format three-dimensional video-frequency source, and dark color is left eye, and light color is right eye.
Fig. 2 is frame format three-dimensional video-frequency sources, front and back, and dark color is left eye, and light color is right eye.
Fig. 3 is that ultra high-definition bore hole Portable stereo video plays viewer principle schematic.。
Fig. 4 is the schematic diagram of video rotary module inside SRAM.
Fig. 5 is the schematic diagram of video data control module.
Fig. 6 is the plan structure schematic diagram that ultra high-definition bore hole Portable stereo video plays viewer.
Fig. 7 is that Fig. 6 looks up structural representation.
Fig. 8 is Fig. 6 backsight structural representation.
Fig. 9 and Figure 10 is the structural representation of background technology.
Embodiment
Embodiment 1: with reference to accompanying drawing 1-5.A kind of high definition bore hole Portable stereoscopic video player control circuit, comprise power supply, HD video CH1 is connected with respective HDMI decoder decoder signal input respectively by respective HDMI plug interface with HD video CH2, HDMI decoder decoder signal exports termination FPGA programmable logic device signal input part and connects, DDR2 memory, SRAM static random access memory and bidirectional data exchange between FLASH memory and FPGA programmable logic device, the two paths of signals output of FPGA programmable logic device connects respective MIPI 4 line encoder code device signal input respectively, MIPI 4 line encoder code device signal output connects Mobile phone screen signal input part.FPGA and DDR2 memory bidirectional data exchange, carry out frame and deposit.FPGA and SRAM bidirectional data exchange.SRAM carries out frame and deposits, real-time 90 degree, 270 degree upsets of video image video flowing, and again can't harm arrangement to each pixel in switching process.High definition bore hole Portable stereoscopic video player control circuit is by the switching by the various video source form of key control, and volume adjusting, luminance video regulates.In FPGA programmable logic device, inside SRAM, video rotary module function is: after video data stream enters FPGA, first through a synchronization module, by data syn-chronization to local clock, then by the writing module of sram, video data is write sram, sram selects module to be used for selecting to judge which sram is current video data write actually, afterwards through the io control module of sram to sram1, sram2 and sram3 carries out write operation respectively, need to read the data in sram while writing simultaneously, the data of sram are read by sram read through model, need through middle sram io control module, achieve frame is deposited, sram3 when what read when writing sram1, sram1 is read when writing sram2, sram2 is read when writing sram3, control the sram data write before the data read are forever, thus ensure not have and misread out overlap or degree and exceed and write, output module is had to export afterwards.In FPGA programmable logic device, video data control module function is: sram video data is out write to ddr2 memory by ddr2 control signal afterwards, buffer memory is done in ddr2, then by ddr2 read through model, data reading is come, two-path video data are sent by data outputting module, note, the two-path video data exported are simultaneously and are continuous print, this is also the reason of ddr2 as buffer memory, we can receive the signal of input simultaneously when reading ddr2, so also can ddr2 be write, and the data that ddr2 reads out by data outputting module have the buffer memory of a frame, and be right and left eyes image exchange buffer memory, thus it is synchronous to export realization.
With reference to accompanying drawing 2.Two-way LCD video is the LCD of high definition, and adopt 4 line MIPI interfaces, but do not limit to and MIPI interface, resolution is 1080*1920, but is not limited to this resolution.Video image needs to carry out real-time 90 upsets, needs to rearrange combination to pixel, carries out frame deposit by SRAM, then read and overturn in switching process.
With reference to accompanying drawing 6-8.The three-dimensional video-frequency conversion method of its high definition bore hole Portable stereoscopic video player control circuit, multi-path HDMI interfaces or other video interface signal input part receive high definition video steaming, multi-path HDMI interfaces or other video interface signal output parts connect HDMI decoder signal input respectively, HDMI decoder signal output connects the signal input part of FPGA respectively, the signal output part of FPGA connects MIPI Mobile phone screen interface signal input respectively, MIPI Mobile phone screen interface output connects high definition Mobile phone screen respectively, MIPI Mobile phone screen interface is respectively as independently right and left eyes signal output, the high definition three-dimensional video-frequency source of input is separated into the synchronous two-way independent vide of right and left eyes by high definition bore hole three-dimensional film player, the left eye of people is made to see left-eye video by high definition bore hole three-dimensional film player again, right eye sees right eye video.
Described high definition three-dimensional video-frequency source format can be the standard stereo blue light stereo format of left-right format, front and back frame format.In left-right format, left-half image is left-eye image, and right half part image is eye image.In the frame stereo format of front and back, previous frame image is left-eye image, and a rear two field picture is eye image, and right and left eyes image inputs in turn.
High definition bore hole Portable stereo video is play corner cube retroreflector frame 2 structure triangular in shape in viewer and is positioned at shell 6, the inclined-plane, both sides, right angle of right angle parabolic reflector 2 is intrinsic respectively, left order reflective mirror 2-1 and right order reflective mirror 2-2 is 90 degree of angles, left eyepiece 1-1 and right eyepiece 1-2 is directly fixed on shell 6 to left order reflective mirror 2-1 and right order reflective mirror 2-2, left LCDs 3-1 is relative with right order reflective mirror 2-2 with left order reflective mirror 2-1 respectively with the display surface of right LCDs 3-2 and located by the liquid crystal grillage 3 being positioned at shell 6 respectively, sight line dividing plate 4 is positioned at 1-2 between left eyepiece 1-1 and right eyepiece, sight line dividing plate 4 one end is connected with the right angle end of right angle parabolic reflector 2.The right angle end of sight line dividing plate 4 one end and right angle parabolic reflector 2 is integral molded plastic syndeton.Three-dimensional video-frequency playing circuit plate 5 is relative with the enlarging of right LCDs 3-2 angle with left LCDs 3-1 and be positioned at shell 6, left and right loudspeaker 8 lay respectively at both sides anterior in shell, three-dimensional video-frequency playing circuit plate 5 is provided with outlet 5-1, three-dimensional video-frequency foot signal input interface 5-2, video/audio output interface, the VT of three-dimensional video-frequency playing circuit plate 5 is connected with left LCDs 3-1 and right LCDs 3-2 video signal input terminal respectively, and the audio signal output end of three-dimensional video-frequency playing circuit plate 5 is connected with left, loudspeaker respectively.
Left LCDs 3-1 is mobile phone display screen with right LCDs 3-2 and difference is laterally relative with right order reflective mirror 2-2 with left order reflective mirror 2-1.Described left eyepiece 1-1 and right eyepiece 1-2 are that two pieces of identical planoconvex spotlights are grown into 80 ~ 100 millimeters, are the rectangle eyeglass of 60 ~ 70 millimeters, in so large-sized rectangle eyepiece situation, " movable range that human eye shields relative to planoconvex spotlight increases, and watches stereo-picture and do not feel tired before people can be seated comfortably in lens screen ".Left LCDs 3-1 and right LCDs 3-2 is 1080PLCD display screen or 1080P.Left LCDs 3-1 and right LCDs 3-2 size are 3 cun of screens ~ 8 cun of screens.
Shell 6 is made up of lower casing 6-1 and upper shell 6-2.Shell 6 front end face is groove structure.Upper shell 6-2 in shell 6 is provided with power switch key 6-3, function key 6-4.Electric power connecting hole 6-5, earphone spliced eye 6-6 and HDMI jack 6-7 is provided with bottom lower mechanism 6-1 in shell 6.The both sides of shell 6 front portion are respectively equipped with left and right sound channels 8.
Its three-dimensional video-frequency right and left eyes separation method, for the video source of left-right format, amplifies twice in the horizontal direction as left-eye image, right half part image is amplified in the horizontal direction twice as eye image using left-half image; For the video source of the standard stereo blue light stereo format of front and back frame format, left-eye video frame per second is fixed 48Hz as left-eye video, the frame per second of right eye video is fixed 48Hz as right eye video.
It is to be understood that: although above-described embodiment to be contrasted detailed text description to mentality of designing of the present utility model; but these text descriptions; just the simple text of the utility model mentality of designing is described; instead of the restriction to the utility model mentality of designing; any do not exceed the utility model mentality of designing combination, increase or amendment, all fall in protection range of the present utility model.
Claims (7)
1. a high definition bore hole Portable stereoscopic video player control circuit, comprise power supply, it is characterized in that: HD video CH1 is connected with respective HDMI decoder decoder signal input respectively by respective HDMI plug interface with HD video CH2, HDMI decoder decoder signal exports termination FPGA programmable logic device signal input part and connects, DDR2 memory, SRAM static random access memory and bidirectional data exchange between FLASH memory and FPGA programmable logic device, the two paths of signals output of FPGA programmable logic device connects respective MIPI 4 line encoder code device signal input respectively, MIPI 4 line encoder code device signal output connects Mobile phone screen signal input part.
2. high definition bore hole Portable stereoscopic video player control circuit according to claim 1, is characterized in that: FPGA and DDR2 memory bidirectional data exchange, carry out frame and deposit.
3. high definition bore hole Portable stereoscopic video player control circuit according to claim 1, is characterized in that: FPGA and SRAM bidirectional data exchange.
4. high definition bore hole Portable stereoscopic video player control circuit according to claim 1, it is characterized in that: SRAM carries out frame and deposits, real-time 90 degree, 270 degree upsets of video image video flowing, and in switching process, again arrangement be can't harm to each pixel.
5. high definition bore hole Portable stereoscopic video player control circuit according to claim 1, it is characterized in that: high definition bore hole Portable stereoscopic video player control circuit is by the switching by the various video source form of key control, volume adjusting, luminance video regulates.
6. high definition bore hole Portable stereoscopic video player control circuit according to claim 1, is characterized in that: in FPGA programmable logic device, inside SRAM, video rotary module function is:
After video data stream enters FPGA, first through a synchronization module, by data syn-chronization to local clock, then by the writing module of sram, video data is write sram, sram selects module to be used for selecting to judge which sram is current video data write actually, afterwards through the io control module of sram to sram1, sram2 and sram3 carries out write operation respectively, need to read the data in sram while writing simultaneously, the data of sram are read by sram read through model, need through middle sram io control module, achieve frame is deposited, sram3 when what read when writing sram1, sram1 is read when writing sram2, sram2 is read when writing sram3, control the sram data write before the data read are forever, thus ensure not have and misread out overlap or degree and exceed and write, output module is had to export afterwards.
7. high definition bore hole Portable stereoscopic video player control circuit according to claim 1, is characterized in that: in FPGA programmable logic device, video data control module function is:
Sram video data is out write to ddr2 memory by ddr2 control signal afterwards, buffer memory is done in ddr2, then by ddr2 read through model, data reading is come, two-path video data are sent by data outputting module, note, the two-path video data exported are simultaneously and are continuous print, this is also the reason of ddr2 as buffer memory, we can receive the signal of input simultaneously when reading ddr2, so also can ddr2 be write, and the data that ddr2 reads out by data outputting module have the buffer memory of a frame, and be right and left eyes image exchange buffer memory, thus it is synchronous to export realization.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328358.2U CN204131653U (en) | 2014-06-19 | 2014-06-19 | High definition bore hole Portable stereoscopic video player control circuit |
| PCT/CN2014/088586 WO2015192557A1 (en) | 2014-06-19 | 2014-10-14 | Control circuit for high-definition naked-eye portable stereo video player and stereo video conversion method |
| US15/306,999 US10051262B2 (en) | 2014-06-19 | 2014-10-14 | Control circuit of high-definition naked-eye portable stereoscopic video player and stereoscopic video conversion method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328358.2U CN204131653U (en) | 2014-06-19 | 2014-06-19 | High definition bore hole Portable stereoscopic video player control circuit |
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| CN204131653U true CN204131653U (en) | 2015-01-28 |
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| CN201420328358.2U Expired - Fee Related CN204131653U (en) | 2014-06-19 | 2014-06-19 | High definition bore hole Portable stereoscopic video player control circuit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104202590A (en) * | 2014-06-19 | 2014-12-10 | 杭州立体世界科技有限公司 | Control circuit for high-definition naked-eye portable stereo video player and conversion method |
| CN105376551A (en) * | 2015-10-30 | 2016-03-02 | 杭州立体世界科技有限公司 | Video stream real-time turning method and system based on three-dimensional movie and television playing device |
| CN105989815A (en) * | 2015-06-05 | 2016-10-05 | 乐视致新电子科技（天津）有限公司 | Head-mounted 3D display, brightness adjustment system and method |
| CN106791547A (en) * | 2017-01-25 | 2017-05-31 | 南京美乐威电子科技有限公司 | A kind of Portable HDMI video capture device and method based on FPGA |
-
2014
- 2014-06-19 CN CN201420328358.2U patent/CN204131653U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104202590A (en) * | 2014-06-19 | 2014-12-10 | 杭州立体世界科技有限公司 | Control circuit for high-definition naked-eye portable stereo video player and conversion method |
| CN104202590B (en) * | 2014-06-19 | 2016-09-28 | 杭州立体世界科技有限公司 | High definition bore hole Portable stereoscopic video player control circuit and conversion method |
| CN105989815A (en) * | 2015-06-05 | 2016-10-05 | 乐视致新电子科技（天津）有限公司 | Head-mounted 3D display, brightness adjustment system and method |
| CN105376551A (en) * | 2015-10-30 | 2016-03-02 | 杭州立体世界科技有限公司 | Video stream real-time turning method and system based on three-dimensional movie and television playing device |
| CN106791547A (en) * | 2017-01-25 | 2017-05-31 | 南京美乐威电子科技有限公司 | A kind of Portable HDMI video capture device and method based on FPGA |
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