CN101095344A - Video image projection device and method - Google Patents

Video image projection device and method Download PDF

Info

Publication number
CN101095344A
CN101095344A CN200580045344.3A CN200580045344A CN101095344A CN 101095344 A CN101095344 A CN 101095344A CN 200580045344 A CN200580045344 A CN 200580045344A CN 101095344 A CN101095344 A CN 101095344A
Authority
CN
China
Prior art keywords
minute surface
primary colors
prism
visible ray
video
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN200580045344.3A
Other languages
Chinese (zh)
Other versions
CN100596178C (en
Inventor
袁宁
张立
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN 200410102592 external-priority patent/CN1627829A/en
Application filed by Individual filed Critical Individual
Priority to CN200580045344A priority Critical patent/CN100596178C/en
Priority claimed from PCT/CN2005/001124 external-priority patent/WO2006069510A1/en
Publication of CN101095344A publication Critical patent/CN101095344A/en
Application granted granted Critical
Publication of CN100596178C publication Critical patent/CN100596178C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

The present invention relates to a video image projecting apparatus that comprises a CPU for generating various control signals, a signal conversion unit, a first-in first-out storage unit for transforming the digital video signal into video frequency data flow characterized by time, a serial/parallel converting unit and a colorful visible light video frequency image broadcast unit, which comprises a tricolor luminous tube line for generating colorful visible light, a condensor line for focussing the colorful visible light, a lumen luminous tube unit, a light focusing mirror, a light focusing slit, a mirror plane prism or mirror plane multi faceted mirror for receiving and reflecting the mixed colorful visible light, as well as a retro-type lens for receiving the mixed colorful visible light, diffusing the mixed colorful visible light in uni-direction and projecting the mixed colorful visible light to a screen, resulting in that the received analogue signal data flow generates consecutive dynamic state colorful visible pictures. The video image projecting apparatus in accordance with the present invention is portable, is of low-power consumption and low cost, improves the projection intelligible definition and the lumen illumination intensity and reduces the electromagnetic noises. The present invention also relates to a process for video image projection.

Description

Video image projection device and method
Video image projection device and method and technology field
The present invention relates to a kind of video image processing device and method, more particularly to a kind of video image projection device and method.Background technology
Currently used projector equipment mainly includes cathode-ray tube（CRT) projector, liquid crystal projector, digital light transmission projector etc..
RGB analog signals are supplied to cathode-ray tube by cathode ray tube projector, lighted under high pressure effect, amplify by signal and assemble, coloured image is shown on fluorescent screen, the image frame reduction of CRT projectors and color are relatively good, but the brightness ratio of machine is relatively low, need professional to carry out debugging to use, weight and volume is larger, not Portable belt, using not convenient enough, CRT projectors will accomplish that image is most preferably assembled, it is required that the distortion to a variety of situations of projection image can have good calibration function, after CRT projectors install, typically can not at will it move, otherwise the inclination including picture will be readjusted, upper lower trapezoid, arc distortion, width amplitude etc., next to that focusing performance.The resolution ratio of CRT pipes（Minimum number of pixels determines the resolution ratio of picture）By focusing on, magnetic focusing application is more universal, and its advantage is to focus on and corner good condensing performance, and focusing accuracy is high, can carry out subregion focusing and corner is focused on, but it has belonged to non-mainstream product in projector's in the market.
On liquid crystal projector, it is divided into three machines and single-chip microcomputer.At present, three projectors are the main machines of liquid crystal projector.The principle of three LCD projectors is that strong light is formed tri- kinds of light of RGB by optical system by spectroscope, respectively through the dichroic liquid crystal plates of RGB tri-.Signal source is changed by A/D, is added to after modulation on liquid crystal board, by controlling the break-make of light path, rgb light is finally converged in the prism, is consequently formed coloured image.LCD liquid crystal boards for liquid crystal projector are made up of active liquid crystal, with translucency, lead to Control system is crossed, the brightness of the light through LCD, color, contrast etc. can be controlled.Liquid crystal projector utilizes the photoelectric effect of liquid crystal, influences the light transmittance or reflectivity of its liquid crystal cells, so as to influence its optical property, produces the image with different gray-levels and color.The size of LCD liquid crystal boards decides the size of projector, and LCD is smaller, then the optical system of projector is with regard to that can be made smaller, so that projector is smaller, and keeps highlighted, the hardly possible of its technology is well imagined.
Available digital light transmission projector uses the patented technology of TIX (TI) in the market, be the digital micro-mirror device Digital Micro mirror Device (DMD) using surface as image device, large-screen image is exported by signal amplification.Dmd chip includes thousands of micro mirror, and each micro mirror represents a pixel, and the state opened or closed can project a pixel of a width picture.DLP can produce the effect that color is due to the colour wheel being placed in source path, the surface for projecting a microchip for studding with micromirror display is filtered by red, green, blue, these micromirrors are rotated with the speed of 5000 times per second, they throw incoming light generation image by reflecting, therefore DLP shadow casting techniques are also referred to as reflection type projection technology.Image produced by this projector becomes clear very much, and the color of image is accurate and fine.The use of digital technology, improve gradation of image grade and image noise acoustic ratio, image quality exquisiteness is stable, digital picture is more accurate, the application of reflective DMD device, make the distance between the micromirror of composition DLP images element very little, total light efficiency of image device is set to reach more than 85%, contrast, brightness, uniformity is all very outstanding, DLP projector definition is high, picture is uniform, use monolithic dmd chip, color is produced with rotation colour filter, also there is the projector using two panels or three DMD chip manufacturings, its brightness can reach 1-200ANSI lumens, and can any zoom, machine adjustment is very convenient, but cost is very high.
By above-mentioned on cathode-ray tube（CRT) description of three kinds of projectors such as projector, liquid crystal projector, digital light transmission projector understands that the common ground of these three projectors is that power consumption is big, need fan radiating system, high-power lumen system etc., it technically realizes that difficulty is larger, cost is high, and own vol and weight are larger. The content of the invention
It is an object of the invention to provide a kind of video image projection device and method, to overcome drawbacks described above.
The present invention provides a kind of video image projection device, including interface, and for receiving video input signals, video input signals include vision signal and synchronizing signal；CPU, for according to the synchronizing signal from interface, producing all kinds of control signals；Signal conversion unit, for video input signals to be converted into digital video data stream according to the control signal from CPU；First in first out memory cell, for receiving and temporarily storing the digital video signal from signal conversion unit, the digital video signal is converted to by the video data stream with temporal characteristics, and video data stream of the output with temporal characteristics under the control of cpu according to the control signal from CPU；Serial/parallel conversion unit, comes from for basis
CPU control signal receives the video data stream with temporal characteristics of first in first out memory cell and is parallel video data flow by its serial/parallel conversion；Three primary colors or many primary colors luminous tubes row, including multiple three primary colors or the luminous pipe unit of many primary colors, for under the excitation of parallel video data flow, corresponding three primary colors or many primary colors luminous tube unit spot brighten the hair light to produce the color visible of various different color combinations；Condenser is arranged, including configures the condenser for the pipe unit luminous end that lighted in each three primary colors or many primary colors, and the color visible for producing each three primary colors or the luminous pipe unit of many primary colors is focused on, and forms color visible row；Lumen lights pipe unit, according to CPU control signal, and control lights one and produces lumen visible ray to multigroup lumen luminous tube group in the case of being needed according to different lumen illumination；Shu Guangjing, receives the mixed colors visible ray of color visible row and the formation of lumen visible ray, passes it through and parallel processing；Beam light crack, the gap with preset width for parallel processing mixed colors visible ray and is constrained to fillet;Minute surface prism or minute surface polygon prism, the synchronous axial system under the drive of motor for receiving fillet mixed colors visible ray with the incidence angle of constant change, and are reflected；Negative lens, for receiving the fillet mixed colors visible ray reflected by minute surface prism or minute surface polygon prism, makes mixed colors visible ray saturating Cross and horizontal diffusion, its flexibility meets the requirement that mixed colors visible ray forms visual color video frequency image, make mixed colors visible ray one direction uniformly diffusion and the projection on screen；The incidence angle on continuous mixed colors radiation of visible light to the minute surface of minute surface prism or minute surface polygon prism produced under parallel video data flow and the effect of lumen control signal is with a constant speed, constant steering changes, the angle of reflection of corresponding mixed colors visible ray is also with same speed, constant steering changes, therefore the diverse location of a certain plane of the continuous mixed colors radiation of visible light reflected, produce the lines of the hot spot composition of the continuous mixed colors visible ray parallel with minute surface prism or minute surface polygon prism minute surface rotation direction, the lines of continuous hot spot composition are the every a line for constituting color video frequency image, thus a width visible light video image is constituted；In angle between minute surface prism or minute surface polygon prism minute surface rotate to each minute surface, control first in first out storage chip to stop the data flow with temporal characteristics to export, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to stop luminous, and when minute surface prism or minute surface polygon prism rotate to next minute surface initiating terminal, control first in first out storage chip starts the output of the data flow with temporal characteristics, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to start to light, the reflection that continuous mixed colors visible ray is produced constitutes next width visible light video image, go round and begin again and constitute by receiving the continuous dynamic color viewable pictures that analog signal data stream is provided.
According to the present invention, wherein serial/parallel conversion unit can be integrated into color visible video image broadcast unit CLVIP, and serial/parallel conversion unit signal lead cloth corresponding in being arranged with three primary colors luminous tube is placed on Special circuit board.
According to the present invention, wherein color visible video image broadcast unit CLVIP includes in casing：Rack-mount three primary colors luminous tube row and convex lens row, the luminous pipe unit of rack-mount lumen, rack-mount Shu Guangjing and beam light crack, rack-mount motor, rack-mount minute surface prism or minute surface polygon prism, motor and minute surface prism or minute surface polygon prism are coaxial at support, and including the negative lens on casing；Wherein motor belt motor index glass face prism or minute surface polygon prism synchronous axial system；Case weld connects each support using Heat-resistant adhesive material；In the inside of casing, In addition to luminescent device and reception optical device part, remainder scribbles non-reflective material, and casing and each support are using metal or the good material composition that radiates；Wherein negative lens makes mixed colors visible light-transmissive and one direction diffusion mixed colors visible ray, is the video image broadcast window of the video image projection device of the present invention.
According to the present invention, wherein serial/parallel conversion unit is required according to specific definition, is the parallel video data flow that specific definition pixel requires digit by the video data stream serial/parallel conversion with temporal characteristics.Mixed colors visible ray constitutes the row or column of video image, and the column or row of video image produce different incidence angles to mixed colors visible ray by the minute surface of rotation minute surface prism or minute surface polygon prism and reflect mixed colors visible ray and obtain.
According to the present invention, wherein three primary colors or many primary colors luminous tubes row by be arranged in a row or two rows three primary colors or many primary colors light pipe unit constitute, highlighted red, green, blue lasing fluorescence pipe or the luminous pipe unit of highlighted red, green, blue light emitting diode one three primary colors of formation, and light emission direction is identical, correspondence signal link is drawn；Three primary colors or many primary colors luminous tubes row are with the luminous pipe unit of three primary colors with the digit same number of parallel video data flow definition pixel, under the excitation of parallel video data flow, corresponding three primary colors luminous tube unit spot brighten the hair light, produces the color visible of various different color combinations；Three primary colors luminous tube is arranged and condenser row can be combined to one；To improve color degree, three primary colors light pipe unit can be by the luminous pipe unit replacement of many primary colors；Condenser row can be replaced by the single condenser with same light-focusing function；Shu Guangjing and beam light crack can be combined to one.
According to the present invention, wherein each faceted pebble of minute surface prism or minute surface polygon prism has an a kind of edible gourd degree minute surface, pixel of the reflection mixed colors visible ray in irradiated plane is evenly distributed；The processing of radian specular surface mirror-polishing is to produce high reflection light rate, and radians minute surface is in smoothing junction with faceted pebble at the first radians and the radian of the mat woven of fine bamboo strips two, and the 3rd radian and the fox degree of the mat woven of fine bamboo strips four are connected with radian mirror smooth；Radian minute surface starts to receive and reflects mixed colors visible ray in its starting point, terminates to receive and reflect mixed colors visible ray at its ending point.
According to the present invention, wherein negative lens flexibility is chosen, and projection image's one direction of the minute surface length of only minute surface prism or minute surface polygon prism is broadened, i.e. to make video image Row or column widen, so as to make obtained video image meet length-width ratio requirement, in the shadow plane of desired throwing or screen produce otherwise visible light color video image；The lens group that can be according to specific needs made up of multiple negative lenses and other lens, the lens group control signal from CPU control its one direction spread mixed colors visible ray degree, and its definition is focused wait handle.
According to the present invention, the wherein device such as interface, CPU, signal conversion unit, first in first out memory cell, serial/parallel conversion unit all cloth is placed on Special circuit board, there is electric connecting wire to be connected with above-mentioned each device in Special circuit board, the various signals of input and output mutually correspond to connection by cable and interface.
The present invention provides a kind of process for video image projection, comprises the following steps：
A) video input signals are received, video input signals include vision signal and synchronizing signal；
B) all kinds of control signals are produced according to synchronizing signal by CPU；
C) according to control signal, video input signals are converted into digital video data stream；D) according to control signal, digital video data stream is converted into the video data stream with temporal characteristics, and video data stream of the output with temporal characteristics under the control of cpu through first in first out memory cell；；
E) it is parallel video data flow by the video data stream serial/parallel conversion with temporal characteristics according to control signal；
F) Yu Bu Sudden c-e are carried out simultaneously, the CPU motor speeds produced and synchronous control signal are delayed certain time, with guarantee and from video input signals to parallel video data flow P-RGB conversion synchronization；
G) three primary colors light in three primary colors luminous tube row, and pipe unit is luminous under the excitation of corresponding parallel video data flow, and the color visible of the various different colors of generation arranges color visible light-focusing for color visible；The luminous pipe unit of lumen, under CPU controls, needs control to light one to multigroup lumen luminous tube group generation lumen visible ray according to different lumen illumination simultaneously； H) color visible row and lumen visible ray formation mixed colors visible ray, mixed colors visible ray is by parallel processing and is constrained to fillet；
I) minute surface prism or minute surface polygon prism constant speed and synchronous axial system, receive the continuous mixed colors visible ray produced under the video data flow control with temporal characteristics and reflect, continuous mixed colors visible ray has the incidence angle continuously changed；
J) negative lens receives the continuous fillet mixed colors visible ray reflected through minute surface prism or minute surface polygon prism, it is irradiated to after continuous mixed colors visible light-transmissive negative lens and one direction diffusion in a plane, each row of color video frequency image is formed, a width color visible image is constituted；
K) in angle between minute surface prism or minute surface polygon prism rotate to each minute surface, control first in first out memory cell to stop the data flow with temporal characteristics to export, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to stop luminous, and when minute surface prism or minute surface polygon prism rotate to next minute surface initiating terminal, control first in first out storage chip starts the output of the data flow with temporal characteristics, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to start to light, Chong Fu Bu Sudden e-j, the reflection that continuous mixed colors visible ray is produced constitutes next width visible light video image, go round and begin again, constitute the continuous dynamic color viewable pictures by receiving the offer of analog signal data stream.
Video image projection device of the present invention design and simple in construction, makes projecting apparatus be easy to portable, low-power consumption, low cost, alleviates own wt, improve projection readability and lumen illumination, and reduces electromagnetic noise, can save blower fan etc..Brief description of the drawings
Fig. 1 is the circuit block diagram of the video image projection device according to the present invention；Fig. 2 is the color visible video image broadcast unit CLVBP of the video image projection device according to present invention structure top view；
Fig. 3 is the color visible video image broadcast unit CLVIP of the video image projection device according to the present invention shown in Fig. 1 structural front view； Fig. 4 A and Fig. 4 B are the master of negative lens in Fig. 3, side view partial enlarged drawing；Fig. 5 is the radian minute surface partial enlarged drawing of minute surface prism or minute surface polygon prism；Fig. 6 is process for video image projection flow chart of the invention；
Fig. 7 is the rgb signal change-over circuit figure of video image projection device of the present invention；Fig. 8 is the CPU control sections circuit diagram of video image projection device of the present invention；Fig. 9 is the FIFO storage unit circuit figures of video image projection device of the present invention；Figure 10 is the serioparallel exchange RED partial circuit diagrams of video image projection device of the present invention；
Figure 11 is the serioparallel exchange RED partial circuit diagrams of video image projection device of the present invention；
Figure 12 is the serioparallel exchange GREEN partial circuit diagrams of video image projection device of the present invention；
Figure 13 is the serioparallel exchange GREEN partial circuit diagrams of video image projection device of the present invention；
Figure 14 is the serioparallel exchange BLUE partial circuit diagrams of video image projection device of the present invention；
Figure 15 is the serioparallel exchange BLUE partial circuit diagrams of video image projection device of the present invention；
Figure 16 is the interface circuit figure of video image projection device of the present invention；
Figure 17 is the program flow chart of video image projection device of the present invention.Embodiment
The signal that the video image projection device of the present invention is received can be analog rgb video data stream, simulation CVBS video data streams, S-VIDEO video data streams, DVD video data streams etc., therefore video image projection device is first by different process chips, analog video signal and non-24 RGB digital video signals are converted to the digital RGB video data flow of 24 bit digital rgb video signals, i.e. each 8 of red, green, blue. With reference to Fig. 1, exemplified by analog rgb vision signal to be converted to 24 bit digital D-RGB video data streams, it is specifically described.
Fig. 1 is the circuit theory schematic diagram of the video image projection device according to the present invention.Wherein interface 1 (Pl, Fig. 7) receives analog rgb vision signal, and the signal includes red (R), green（G it is), blue（B) signal, horizontal-drive signal HSYNC and vertical synchronizing signal VSYNC.
Horizontal-drive signal HSYNCs of the GPU 2 (Fig. 8, U2) to be received from interface 1 produces all kinds of control signals as synchronizing datum signal：Such as the control signal SDA and SCL of vision signal converting unit 3, the control signal CONF-P [1..3] of first in first out memory cell 4, the control signal CONF-P [4..6 of serial/parallel conversion unit 5】, color visible video image broadcast unit CLVIP 6 lens group control signal CONTROL [7..8], controlled motor 1-6 rotates and drives minute surface prism or the control signal V-RGB [1..3 of minute surface polygon prism 1-8 synchronous axial systems】, lumen illumination intensity signal CONTROL [l., 6 of the generation lumen visible ray of control lumen luminous tube unit 10】Etc. control signal.
(the U1 of vision signal converting unit 3, Fig. 7) receive the analog video signal RGB from interface 1, under CPU 2 control signal SDA and SCL control, the analog video signal RGB received is converted into 24 bit digital video data stream D-RGB, digital video data stream D-RGB comprising red（R) RA is [0..7 ", green（G) GA [0..7], indigo plant（B ) ΒΑ[0·.7】Each 8.
First in first out memory cell 4 receives the digital video data stream D-RGB that signaling conversion circuit 3 is provided, and is kept in while being input in the FIFOl-FIF03 (U5, U6, U8, Fig. 9) of first in first out memory cell 4.FIF01-FIF03 output clock OUTPUT-CLK is faster than input clock INPUT-CLK1, in CPU 2 control signal CONF-P [1..3】Control under, first in first out memory cell 4 to D-RGB digital video data streams assign temporal characteristics, digital video data stream D-RGB is converted to the video data stream H-RGB with temporal characteristics, the video data stream with temporal characteristics H-RGB is comprising red（R) DRA [0..7], green（G) DGA [0..7], indigo plant（B) each 8 of DBA [0..7], first in first out memory cell 4 is according to temporal characteristics as defined in CPU 2, video data stream H-RGB of the time sharing segment output with temporal characteristics.
Serial/parallel conversion unit 5 receives the video data stream H-RGB with temporal characteristics of first in first out memory cell 4, under the control signal CONF-P [4..6] of CPU 2 control, each in video data stream H-RGB with temporal characteristics is input to the SHIFT 1-8 of serial/parallel conversion unit 5 simultaneously, SHIFT 9-16, in SHIFT 17-24 (Figure 10-15), serial/parallel conversion unit 5 is according to the requirement of specific definition pixel, video data stream H-RGB with temporal characteristics is converted to the parallel video data flow P-RGB of specific definition pixel requirement digit, the pixel of such as piece image is for 1024x768, then according to 1024 definition pixel bit requirements, it is serial/parallel turn unit 5 the video data stream H-RGB with temporal characteristics is converted into it is red, it is green, blue each 1024 parallel video data flow P-RGB, parallel video data flow P-RGB is comprising red（ R ) QR[0..7][0..127】, it is green（G) QG [0..7] [0..127], indigo plant（B ) QB[0..7】[0..127】.
The effects of color visible video image broadcast unit CLVIP 6 are to play color visible video image, color visible video image broadcast unit CLVIP 6 receives the lumen illumination control signal CONTROL [1..6] of the luminous pipe unit of motor speed and synchronous control signal V-RGB [1..3], lumen of parallel video data flow P-RGB, CPU 2, lens group control signal CONTROL [7..8] etc..
Color visible video image broadcast unit CLVIP 6 composition structure and operation principle are described in detail with reference to Fig. 2, Fig. 3, Fig. 4 A, Fig. 4 B and Fig. 5.
As shown in Figure 2,3, color visible video image broadcast unit CLVIP 6 includes the signal and power interface 1-1 being arranged on casing 1-9, and interface 1-1 receives parallel video data flow P-RGB, motor speed and the luminous pipe unit of synchronous control signal V-RGB [1..3], lumen lumen illumination control signal CONTROL [1..6】, lens group control signal CONTROL [7..8】Deng.
Color visible video image broadcast unit CLVIP 6 includes in casing 1-9： Three primary colors luminous tube row 1-2 and convex lens row 1-3 on support 191, the luminous pipe unit 1-10 of lumen on support 192, Shu Guangjing 1-4 and beam light crack 1-5 on support 193, motor 1-6 on support 194, minute surface prism or minute surface polygon prism 1-8, motor 1-6 on support 194 and support 195 and minute surface prism or minute surface polygon prism 1-8 are coaxial at 194；And including the negative lens 1-7 on casing 1-9.Motor 1-6 and minute surface prism or minute surface polygon prism 1-8 are coaxial, and drive minute surface prism or minute surface polygon prism 1-8 synchronous axial systems.Housing 1-9 is welded or is connected each support 191-195 using Heat-resistant adhesive material.In casing 1-9 inside, remainder scribbles non-reflective material in addition to luminescent device and reception optical device part, and casing 1-9 and each support 191-195 are using metal or the good material composition that radiates.Wherein negative lens 1-7 is also known as divergent lens or negative meniscus lens, makes mixed colors visible light-transmissive negative lens 1-7 and one direction diffusion mixed colors visible ray, is the video image broadcast window of the video image projection device of the present invention.
In color visible video image broadcast unit CLVIP 6：Interface 1-1 is used to receive the signals such as parallel video data flow, lumen illumination control signal, motor speed and synchronous control signal, lens group control signal and power supply.Three primary colors luminous tube row 1-2 effect is to produce color visible；Three primary colors light pipe unit by the high light laser visible ray luminous tube of red, green, blue or the highlighted visible light emitting diode composition of red, green, blue, the luminous pipe unit of three primary colors is arranged in a row or two rows, and signal and power supply line are drawn, form three primary colors luminous tube row 1-2.When needing to increase color degree, the luminous pipe unit of many primary colors can be used to replace the luminous pipe unit of three primary colors.For example using red, product red, yellow, and green, green grass or young crops, blue six kinds of colors high light laser visible ray luminous tube or highlighted visible light emitting diode, installed in each polygonal summit and center, the luminous pipe unit of many primary colors is formed, is arranged in a row by the luminous pipe unit of many primary colors or two rows forms many primary colors luminous tubes and arranged.The luminous pipe unit of lumen is formed by highlighted white/colourless laser lumen visible ray luminous tube group or highlighted white/colourless lumen visible light emitting diode group, and effect is to produce lumen visible ray according to lumen illumination requirement. Three primary colors luminous tube arrange 1-2 by be arranged in a row or two rows, 128 to 2048 even more three primary colors light pipe unit constitute, convex lens i.e. condenser corresponding thereto is configured with the luminous end of the luminous pipe unit of each three primary colors, the condenser row 1-3 with 128 to 2048 or more condensers is formed.Condenser is corresponded with the luminous pipe unit of three primary colors in three primary colors luminous tube row 1-2 in condenser row 1-3, condenser row's 1-3 effects are that the color visible for arranging three primary colors luminous tube 1-2 generations focuses on to form color visible row, and are irradiated to Shu Guangjing 1-4.Shu Guangjing 1-4 are arranged with condenser and keeping parallelism is put in the ranking of three primary colors luminous tube.The luminous pipe unit 1-10 of lumen produces white/colourless lumen visible ray and is also irradiated to Shu Guangjing 1-4 simultaneously, formed before Shu Guangjing 1-4 and the mixed colors visible ray constituted with lumen visible ray is arranged by color visible, mixed colors visible light-transmissive Shu Guangjing 1-4, beam light crack 1-5 is by parallel processing and is constrained to fillet, beam light crack 1-5 and Shu Guangjing 1-4, convex lens row 1-3, three primary colors luminous tube row 1-2 positions keeping parallelism；By parallel processing and the mixed colors visible ray of fillet is constrained to through Shu Guangjing 1-4, beam light crack 1-5, on the radian minute surface for being irradiated to minute surface prism or minute surface polygon prism 1-8, it is equal to the principle of angle of reflection according to angle of light, minute surface prism or minute surface polygon prism 1-8 are by mixed colors visible reflectance to negative lens 1-7.Mixed colors visible light-transmissive negative lens 1-7 and one direction diffusion, negative lens 1-7 degree of crook meet the requirement of video image length-width ratio, and the generation otherwise visible light color video image in the plane of desired projection or screen.
Fig. 4 A and Fig. 4 B are negative lens 1-7 partial enlargement master, side view figure in Fig. 3.Negative lens 1-7 effect is to make mixed colors visible light-transmissive negative lens 1-7 and one direction diffusion, negative lens 1-7 degree of crook determines video image one direction diffusion, set according to the requirement of minute surface prism or minute surface polygon prism reflection mixed colors visible ray formation video image, to form the visual color video frequency image for meeting video film, TV or internet access request.Can also be according to specific requirement, the lens group based on negative lens for setting multiple negative lenses to be constituted with other lens, is controlled the degree of one direction diffusion mixed colors visible ray by lens group control signal CONTROL [7..8] and its definition is focused Processing..
Minute surface prism or minute surface polygon prism 1-8 and beam light crack 1-5 positions keeping parallelism, and it is coaxial with motor 1-6.Minute surface prism or minute surface polygon prism 1-8 are the Rhizoma Sparganii or many prismatic shapes of light material material composition, its Rhizoma Sparganii or the outer faceted pebble surface mirror-polishing processing of many ribs, the minute surface is produced high reflection light rate.Minute surface prism or minute surface polygon prism 1-8 each faceted pebble are preferably provided with a radian minute surface, the processing of radian specular surface mirror-polishing, the radian minute surface is produced high reflection light rate, and pixel of the reflection mixed colors visible ray in irradiated plane is evenly distributed.Fig. 5 shows the partial enlarged drawing of minute surface prism 1-8 in Fig. 2 and Fig. 3, on minute surface prism 1-8 each faceted pebble 181, radian minute surface is in smoothing junction with faceted pebble 181 at the radian 182 of the mat woven of fine bamboo strips one and the radian 186 of the mat woven of fine bamboo strips two, the radian 183 of the mat woven of fine bamboo strips three and the 4th radian 185 and the smooth connection of radian minute surface 184.Radian minute surface starts to receive and reflects mixed colors visible ray at its starting point 182, terminate to receive at its ending point 186 and reflect mixed colors visible ray, minute surface prism or minute surface polygon prism minute surface 1-8 produce reflection to the mixed colors visible ray received.It is equal to the principle of angle of reflection according to angle of light, minute surface prism or minute surface polygon prism 1-8 radian minute surface is by mixed colors visible reflectance to negative lens 1-7.
The interface 1 of video image projection device of the invention as shown in Figure 1, Figure 2, Figure 3 shows receives analog video signal, and being converted to digital video signal, the imparting of first in first out memory cell 4 temporal characteristics, serial/parallel conversion processing unit 5 by vision signal converting unit 3 is converted to parallel video data flow；Color visible video image broadcast unit CLVIP 6 interface 1-1 receives motor 1-6 rotations and the synchronous control signal V-RGB [1..3 that parallel video data flow P-RGB and CPU2 from serial/parallel conversion unit 5 are produced】, lumen light pipe unit 1-10 control signals CONTROL [1..6] and mirror head Group control signal CONTROL [7..8】Deng signal.Three primary colors luminous tube row 1-2 in color visible video image broadcast unit CLVIP 6, including the luminous pipe unit of multiple three primary colors, the color visible that the luminous pipe unit of each three primary colors is produced constitute basic pixel unit；CPU 2 controls first in first out memory cell 4 according to temporal characteristics as defined in CPU 2, and time sharing segment is defeated Provide the video data stream H-RGB of temporal characteristics, every section of video data stream H-RGB one frame video image of correspondence with temporal characteristics；The control serial/parallel conversion of CPU 2 processing unit 5 receives every section of video data stream H-RGB with temporal characteristics, and timesharing produces many Group parallel videos data flow P-RGB, multi-set parallel video data stream P-RGB timesharing produces every a line in a frame video image.Three primary colors luminous tube arranges 1-2 under parallel video data flow P-RGB excitation, makes corresponding three primary colors luminous tube unit spot brighten the hair light, produces the color visible being made up of various different colors；Condenser row 1-3 includes condenser of the configuration in the luminous pipe unit luminous end of each three primary colors, focuses on the color visible that the luminous pipe unit of each three primary colors is produced, forms color visible and arrange；Control signal CONTROL [1..6s of the luminous pipe unit 1-10 of lumen in CPU 2】Control under, according to different lumen illumination needs, control is lighted lumen and lighted in pipe unit one produces lumen visible ray to multigroup lumen hair light pipe Group；Color visible is arranged and lumen visible ray forms mixed colors visible ray before Shu Guangjing 1-4, and Shu Guangjing 1-4 receive mixed colors visible ray, mixed colors visible light-transmissive Shu Guangjing 1-4 and the crack 1-5 parallel processing of beam light and are constrained to fillet；Control signal V-RGB [1..3s of the motor 1-6 in CPU 2】Control under with constant rotational speed, constant direction rotate；Minute surface prism or minute surface polygon prism 1-8 and motor 1-6 are coaxial, and the synchronous axial system under motor 1-6 drive, and minute surface prism or minute surface polygon prism 1-8 receive the mixed colors visible ray for being constrained to fillet and reflected；Negative lens 1-7 receives the mixed colors visible ray reflected by minute surface prism or minute surface polygon prism 1-8, and mixed colors visible light-transmissive negative lens 1-7 and one direction, which spread, to be irradiated in a certain plane, forms the row of color video frequency image.
Motor 1-6 drives minute surface prism or minute surface polygon prism 1-8 to be rotated with constant speed, permanent direction, minute surface prism or minute surface polygon prism 1-8 radian minute surface is produced continuous angle change.Three primary colors luminous tube arranges 1-2 under lower Group parallel video data flows P-RGB excitation, and arranging luminous pipe unit 1-10, Shu Guangjing 1-4 and printing opacity crack 1-5 of 1-3, lumen through condenser produces next mixed colors visible ray for being constrained to fillet.Three primary colors luminous tube row 1-2 has for the moment in reception between one group and this group of parallel video data flow P-RGB Between Tl, within the times of Τ 1, motor is rotated and timing belt index glass face prism or minute surface polygon prism are with one angle of constant speed and direction synchronous axial system, when mixed colors radiation of visible light is on minute surface prism or minute surface polygon prism 1-8 radian minute surface, the incidence angle that radian minute surface receives mixed colors visible ray has changed, change the angle of reflection of mixed colors visible ray, mixed colors visible ray spreads through negative lens 1-7 one directions and is irradiated to conplane the next position, form the next line of color video frequency image, a width picture is just constituted when everything all continuously gets up, that is a frame color video frequency image picture.
When minute surface Rhizoma Sparganii or minute surface polygon prism 1-8 turn to next faceted pebble 181, the control first in first out of CPU 2 memory circuit cells 4 export the next section of video data stream H-RGB with temporal characteristics, serial/parallel conversion processing unit 5, which receives this section, has the video data stream H-RGB of temporal characteristics, and timesharing produces multi-set parallel video data stream P-RGB, multi-set parallel video data stream P-RGB arranges 1-2 through three primary colors luminous tube, condenser arranges 1-3, the luminous pipe unit 1-10 of lumen, Shu Guangjing 1-4 and printing opacity crack 1-5, timesharing produces the mixed colors visible ray for being constrained to fillet, minute surface prism or minute surface polygon prism 1-8 radian minute surface convert different angular acceptances with constant direction and reflect mixed colors visible ray, constitute next width picture, that is next frame color video frequency image picture, and when everything all continuously gets up, the multiframe color video frequency image being made up of several colour pictures.So go round and begin again, that is, constitute by receiving the raw continuous dynamic color viewable pictures of analog video data miscarriage.
Minute surface prism or minute surface polygon prism 1-8 each faceted pebble 181 preferably have a radian minute surface, and the effect of radian minute surface is to make reflection mixed colors visible ray, and the pixel in irradiated plane is evenly distributed；Radian minute surface receives the mixed colors visible ray of beam light crack 1-5 offers and reflected；Radian minute surface for reception and reflects mixed colors visible ray starting point at starting point 182, the as starting point of a width color video frequency image picture, it is the terminating point for receiving and reflecting mixed colors visible ray ending end point, as a width color video frequency image picture that radian minute surface is put at 186 at the end of；Start video data stream H-RGB of the output with temporal characteristics in the radian minute surface starting point of faceted pebble, tool is stopped in the terminal of the radian minute surface There is the video data stream H-RGB of temporal characteristics output；Electric ^ 16 drives minute surface prism or minute surface polygon prism 1-8 to turn at the ending of radian minute surface, the control first in first out of CPU 2 memory cell 4, stops the video data stream H-RGB with temporal characteristics and exports.
Negative lens 1-7 is the video image broadcast windows of color visible video image broadcast unit CLVBP 6, and negative lens 1-7 flexibility determines video image one direction diffusion, that is, whether the image produced by determining meets the length-width ratio requirement of video image；Negative lens 1-7's can constitute mirror head Group by multiple negative lens 1-7 and other lens according to specific needs, by lens group control signal CONTROL [7..8] control one direction diffusion mixed colors visible ray degree and its definition is focused wait handle.
On producing color video frequency image process, cylinder is stated as follows：
The analog video signal that interface circuit 1 is received is converted to digital video data stream, the imparting of first in first out FIF01-FIF03 memory cell 4 temporal characteristics, serial/parallel conversion processing unit 5 by vision signal converting unit 3 and is converted to parallel video data flow P-RGB;Color visible video image broadcast unit CLVIP 6 interface 1-1, the motor 16 for receiving parallel video data flow P-RGB and CPU2 from serial/parallel conversion unit 5 generation is rotated and synchronous control signal V-RGB [1..3】, lumen lights pipe unit 1-10 control signal CONTROL [1..6】And lens group control signal CONTROL " 7..8】Deng signal；Lumen lights pipe unit 1-10 according to lumen control signal CONTROL [1..6] generation lumen visible rays in color visible video image broadcast unit CLVIP 6；Parallel video data flow P-RGB control three primary colors luminous tube rows 1-2 produces color visible；Color visible is focused on through condenser 1-3 produces color visible row；Color visible is arranged to be mixed to form mixed colors visible ray with lumen visible ray；Mixed colors visible light-transmissive Shu Guangjing 1-4, beam light crack 1-5, by parallel processing and are constrained to after fillet, are irradiated to minute surface prism or minute surface polygon prism 1-8 radian minute surface.
Minute surface prism or minute surface polygon prism 1-8 are rotated under the control of motor synchronous axial system control signal with a constant speed, constant steering, minute surface prism or minute surface polygon prism 1-8 radian mirror angle change, change the visible angle of light of mixed colors, also It is the angle of reflection for changing mixed colors visible ray；The visible angle of light of mixed colors changes with a constant speed, constant steering, and the angle of reflection of corresponding mixed colors visible ray also changes with identical constant speed, constant steering；The incident angle of the mixed colors radiation of visible light continuously generated under the lumen illumination control signal effect that parallel video data flow P-RGB and microprocessor CPU 2 are produced to minute surface prism or the radian minute surface of minute surface polygon prism with a constant speed recurs change, minute surface prism or minute surface polygon prism the generation of radian minute surface with the mixed colors visible ray of the angle of reflection equal with incidence angle；The continuous visible angle of light of mixed colors recurs change, same continuous mixed colors visible reflectance angle also recurs change, just the reflection light irradiation of continuous mixed colors visible ray a certain plane produce a continuous mixed colors visible ray continuous, parallel with rotating the radian minute surface rotation direction of minute surface prism or minute surface polygon prism hot spot composition line how, and the line of continuous hot spot composition how be composition color video frequency image every a line；That is, when the radian minute surface of minute surface prism or minute surface polygon prism turns to next angle, the next line of continuous mixed colors visible ray is reflected, that is, constitutes the next line of color video frequency image, a width visible light video image is just constituted when everything all continuously gets up；When minute surface prism or minute surface polygon prism are rotated at the ending of minute surface, CPU control first in first out memory cell stops video data stream of the output with time response, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to stop luminous, and when minute surface prism or minute surface polygon prism rotate to next minute surface initiating terminal, control first in first out storage chip starts the output of the data flow with temporal characteristics, three primary colors corresponding with parallel video data flow or the luminous pipe unit of many primary colors is controlled to start to light, the reflection that continuous mixed colors visible ray is produced is through negative lens group into next width visible light video image, go round and begin again, Ji Group are into by receiving the continuous dynamic color viewable pictures that analog signal data stream is provided.
Mixed colors visible ray constitutes the row or column of video image, and the column or row of video image produce different incidence angles to mixed colors visible ray by the minute surface of rotation minute surface prism or minute surface polygon prism and reflect mixed colors visible ray and obtain；Negative lens makes only minute surface prism or minute surface Projection image's one direction of the minute surface length of polygon prism broadens, even if the row or column of video image is widened so that the length-width ratio of specific projected image meets video image requirement.
Each component all cloth of circuit part is placed in video image projection device of the present invention
In PCB, each signal is connected by cable and interface and occurred and receiving unit, such as using cable connection pcb board and color visible video image broadcast unit CLVIP interface, and various signals and power supply are provided by the cable.
When video image projection device of the present invention is integrated in other video image reception devices, pcb board and color visible video image broadcast unit CLVIP are each attached on the device, and connect each signal generation and receiving unit by cable and interface.
When video image projection device individualism of the present invention, another Framed is needed to fix pcb board and color visible video image broadcast unit CLVIP, and each signal generation and receiving unit are connected by cable and interface, video input signals interface and video image broadcast window are reserved on housing.
For example when video image requires 1024 X 768,30 frames of x/second, color visible video image broadcast unit CLVIP 6 inputs 1024x3 parallel-by-bit video data streams P-RGB by signal and power interface 1-1, the luminous pipe unit of 1024 three primary colors encourages luminous by corresponding signal in three primary colors luminous tube row 1-2, produce 1024 color visible circles of a row, 1024 color visible points of a row are drawn after being focused on through condenser row 1-3, i.e. every 1024 pixels of row.Synchronous signal and power interface 1-1 receive lumen illumination intensity signal CONTROL [1..6], and control lumen luminous tube unit 1-10 produces lumen visible ray.Lumen visible ray mixes to form mixed colors visible ray before Shu Guangjing 1-4 with 1024 color visible points of a row, mixed colors visible light-transmissive Shu Guangjing 1-4, the crack 1-5 parallel processing of beam light is simultaneously constrained to after fillet mixed colors visible ray, on the radian minute surface for being irradiated to minute surface prism or minute surface polygon prism 1-8, the mixed colors visible ray that minute surface prism or minute surface polygon prism 1-8 radian mirror-reflection are received, mixed colors visible light-transmissive negative lens 1-7 and one direction diffusion, the mixed colors visible ray that a line is made up of 1024 color visible points and lumen visible ray is produced in the plane irradiated in negative lens or screen；When When minute surface prism or minute surface polygon prism 1-8 radian minute surface rotate next angle, the mixed colors visible ray for next group of 1024 color visible points and lumen visible ray composition that i.e. reflection receivable is arrived, mixed colors visible ray row is through negative lens 1-7 and one direction diffusion, the plane just irradiated in negative lens or the next line that the mixed colors visible ray being made up of 1024 color visible points and lumen visible ray is produced in screen；Continuous parallel video data flow P-RGB timesharing produces the parallel video data flow of 768 groups 1024, radians minute surface through the luminous pipe unit 1-2 of three primary colors, condenser 1-3, Shu Guangjing 1-4, beam light crack 1-5 and minute surface prism or minute surface polygon prism 1-8, when motor 1-6 drives minute surface prism or minute surface polygon prism 1-8 rotates 768 angles, each group in the mixed colors visible ray of 768 groups 1024 is reflected to conplane diverse location.As can be seen here, the mixed colors visible ray that 1024 color visible points for arranging 1-2 generations by three primary colors luminous tube are constituted rotates 768 angles by minute surface prism or minute surface polygon prism 1-8 each radian minute surface and reflects mixed colors visible ray in each angle, it is possible to which constituting a frame has the color image screen of 1024x768 pixels.Color dynamic image is made up of multiframe color image screen, this example is 30 frames/second, the radian minute surface number of 30 frames divided by minute surface prism or minute surface polygon prism 1-8, minute surface prism per second or minute surface polygon prism 1-8 revolutions, i.e. minute surface prism or minute surface polygon prism 1-8 rotating speeds can be drawn.It is that 30 frames divided by 3 radian minute surfaces are equal to 10 revolutions per seconds when setting minute surface prism rotating speed, you can obtain the dynamic color image of 1024 X 768,30 frames of x/second.
Fig. 6 is shown according to process for video image projection schematic flow sheet of the present invention.
Step S0, receives video input signals, and the signal includes red（R it is), green（G it is), blue（B) signal, horizontal-drive signal HSYNC and vertical synchronizing signal VSYNC.
Bu Sudden Sl, CPU receive horizontal-drive signal HSYNC or vertical synchronizing signal VSYNC and using the signal as synchronizing datum signal, all kinds of control signals of generation：The control signal SDA and SCL of vision signal converting unit, the control signal of first in first out memory cell, the control signal of serial/parallel conversion unit, the lens group control signal based on negative lens, controlled motor are rotated and timing belt index glass face prism or minute surface polygon prism are rotated Motor speed and synchronous control signal, control lumen luminous tube unit produce the control signals such as the lumen illumination intensity signal of lumen visible ray.
The video input signals received are converted to digital video data stream by step S2, vision signal converting unit 3 under the control of control signal SDA, SCL.
Step S3, the digital video data stream that first in first out memory cell is received and temporarily storage Video Quality Metric unit is provided, digital video data stream is converted into the video data stream with temporal characteristics, and according to CPU program settings, video data stream of the segmentation output with temporal characteristics, the output clock of first in first out memory cell is faster than input clock, and the video data stream that each of which section has temporal characteristics corresponds to a frame video image.
Step S4, serial/parallel conversion unit receives each section of video data stream with temporal characteristics of first in first out memory cell, under CPU control, the each section of video data stream H-RGB with temporal characteristics is converted to the continuous parallel video data flow of specific definition pixel requirement digit, and timesharing exports each group of parallel video data flow, the one-row pixels point that each of which group parallel video data flow corresponds in a frame video image.
Step S5, is carried out simultaneously with step S2-S4, the CPU motor speeds produced and synchronous control signal is delayed certain time, with guarantee and from video input signals to the conversion synchronization of parallel video data flow.
The signal such as step S6, color visible video image broadcast unit CLVIP the motor rotation that parallel video data flow of the reception from serial/parallel conversion unit, CPU are produced simultaneously and synchronous control signal, lumen illumination intensity signal and lens group control signal.
Step S7, S8, S9 occur simultaneously, and the luminous pipe unit of corresponding three primary colors lights in parallel video data flow excitation three primary colors luminous tube row 1-2 in the step s 7, that is, produces color visible, color visible row is produced through condenser optically focused；Lumen lights pipe unit under the control of lumen illumination control signal in step s 8, is needed to light one to many lumen luminous tube groups to produce lumen visible ray according to lumen；Motor is rotated under motor speed and synchronizing signal control in step s 9, and drives the minute surface prism being coaxial therewith or minute surface polygon prism to be rotated with constant speed, constant direction, that is, drives minute surface prism or minute surface many Radian minute surface synchronous axial system on each faceted pebble of prism.
Step S10, color visible is arranged and lumen visible ray mixes to form mixed colors visible ray before Shu Guangjing, mixed colors radiation of visible light is to Shu Guangjing and by parallel processing, then being confined to fillet mixed colors visible ray through beam light crack, there is provided to minute surface prism or minute surface polygon prism；
In step Sll, minute surface prism or minute surface polygon prism are reflected the mixed colors visible ray received, and are equal to the principle of angle of reflection according to angle of light, by mixed colors visible reflectance to negative lens.Therebetween, minute surface prism or minute surface polygon prism are rotated under the control of motor synchronous axial system control signal with a constant speed, constant steering, the radian mirror angle of minute surface prism or minute surface polygon prism changes, change the visible angle of light of mixed colors, that is, change the angle of reflection of mixed colors visible ray；The visible angle of light of mixed colors changes with a constant speed, constant steering, and the angle of reflection of corresponding mixed colors visible ray also changes with identical constant speed, constant steering；Under the lumen illumination control signal effect that parallel video data flow and microprocessor are produced, the incidence angle of the mixed colors radiation of visible light continuously generated to minute surface prism or the radian minute surface of minute surface polygon prism with a constant angle recurs change, is produced in the radian minute surface of minute surface prism or minute surface polygon prism with the mixed colors visible ray with incidence angle identical angle of reflection；The continuous visible angle of light of mixed colors recurs change, same continuous mixed colors visible reflectance angle also recurs change, just the reflection light irradiation of continuous mixed colors visible ray a certain plane produce a continuous mixed colors visible ray continuous, parallel with rotating the radian minute surface rotation direction of minute surface prism or minute surface polygon prism hot spot composition line how, the lines of continuous hot spot composition are every a line of composition color video frequency image；That is, when the radian minute surface of minute surface prism or minute surface polygon prism turns to next angle, the next line of continuous mixed colors visible ray is reflected, that is, constitutes the next line of color video frequency image, a width visible light video image is just constituted when everything all continuously gets up；When minute surface prism or minute surface polygon prism minute surface are rotated at minute surface ending between two minute surfaces during angle, CPU control first in first out memory cell stops tool The video data stream for having temporal characteristics is exported, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to stop luminous, and when minute surface prism or minute surface polygon prism rotate to the radian minute surface section start of next faceted pebble, control first in first out storage chip starts the output of the data flow with temporal characteristics, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to start to light, the reflection that continuous mixed colors visible ray is produced is through negative lens group into next width visible light video image, go round and begin again, constitute the continuous dynamic color viewable pictures by receiving the offer of analog signal data stream；
Step S12, negative lens receives the mixed colors visible ray of the radian mirror-reflection by minute surface prism or minute surface polygon prism, simultaneously one direction diffusion is irradiated in a certain plane mixed colors visible light-transmissive negative lens, color video frequency image is formed, otherwise visible light color video image is produced in the plane of desired projection or screen.
The present invention and former projection pattern, such as three primary colors CRT projection patterns and the direct projection of LCD and LCOS liquid crystal or reflection and DMD reflection digital micromirror chip projection theories have larger difference.
The method provided by the invention is mainly characterized in that：Video input signals are received by interface 1, CPU 2 produces all kinds of control signals, and signal conversion unit 3 realizes that video input signals are converted to digital video data stream D-RGB, first in first out memory cell4Realize and assign temporal characteristics to digital video data stream D-RGB, as the video data stream H-RGB with temporal characteristics, serial/parallel conversion unit 5, which is converted to the video data stream H-RGB with temporal characteristics, meets the parallel video data flow P-RGB that specific definition requires digit, three primary colors luminous tube row 1-2 receives parallel video data flow P-RGB, the luminous pipe unit of corresponding three primary colors is set to produce color visible, the use of convex lens row is condenser row 1-3, each self-focusing of color visible that the luminous pipe unit of three primary colors is produced in 1-2 is arranged each three primary colors luminous tube, form color visible row, the focus point of color visible row is Shu Guangjing 1-4, the luminous pipe unit of lumen produces lumen visible ray and is irradiated to Shu Guangjing 1-4, color visible is arranged and lumen visible ray forms mixed colors visible ray before Shu Guangjing 1-4, mixed colors visible light-transmissive Shu Guangjing 1-4 make mixed colors visible ray can as parallel mixing colour See light, mixed colors visible light-transmissive beam light crack 1-5 is parallel again and mixed colors visible ray is narrowed, obtain being constrained to the mixed colors visible ray of fillet, constitute the row of video image, each row of video image simultaneously reflects the acquisition of mixed colors visible ray by minute surface prism or minute surface polygon prism 1-8 radian minute surface, different rotation angle.And negative lens 1-7 use, only minute surface prism or projection image's one direction of minute surface polygon prism 1-8 minute surface length is broadened, even if the row of video image is widened so that the length-width ratio of specific projected image meets the requirements.
The present invention couple is not described deeply with the voice of video frame sync, and voice provides other signals by CPU and controlled, because the processing of video image needs certain time, and voice then needs to be delayed the identical time to keep and video frame sync.
The video image projection device of the present invention also includes the element such as power supply, prism 1-8 mechanical rotation bearing or axle sleeve, and common control signal line etc., is not described in detail herein.
In alternative embodiments of the invention, motor 1-6 is replaced by the rotating excitation field of similar alternating current generator, i.e. using minute surface prism or polygon prism 1-8 as rotor, rotor coil is set close to spring bearing position in minute surface prism or polygon prism 1-8 two, setting stator coil at minute surface prism or minute surface polygon prism 1-8 rotor coils part is included in shell 1-9, and ac signal is provided, control rotating speed and synchronizing signal, the rotational speed synchronous with vision signal for requiring minute surface prism or polygon prism, make the stability and durability of the raising present invention.
In other embodiments of the invention, three primary colors luminous tube row 1-2 and condenser row 1-3 can be combined to one；Condenser row 1-3 can be replaced by the single condenser with same light-focusing function.
Serial/parallel conversion unit 5 be may be incorporated into color visible video image broadcast unit CLVIP 6, and the signal lead cloth corresponding with three primary colors luminous tube row of serial/parallel conversion unit 5 is placed on Special circuit board.
The scope of application of the present invention is wider, is such as integrated in mobile phone, pocket computer, family's shadow Among institute, TV etc., also the mono- Du Group of Ke are into projection arrangement.
Figure 17 shows video image projection device subprogram flow chart, and microprocessor, which switches on power, to bring into operation, and microprocessor carries out initial configuration setting to itself first；It is to be initiated be provided with after, detection video image projection device input whether there is incoming video signal；If any incoming video signal, synchronizing signal of the microprocessor in the vision signal received, produce all kinds of control signals, such as FIFO input/output control signals, synchronous control signal, lumen illumination control signal, I2C signals, motor synchronous control signal control signal；Microprocessor produces FIFO control output control signals at any time, makes FIFO according to specific time, digital video data stream of the time sharing segment output with temporal characteristics；Microprocessor control serioparallel exchange chip output parallel video data flow, the corresponding three primary colors or many primary colors luminous tube unit spot brighten the hair light that control three primary colors or many primary colors luminous tubes are come under the excitation of parallel video data flow produce color visible, lumen luminous tube group produces lumen visible ray simultaneously, and minute surface prism or minute surface polygon prism are rotated under motor drive with constant speed, constant steering；To continuous video data stream, microprocessor enters the above-mentioned each step program of circular treatment；When needing shutdown, microprocessor terminates program operation.
Above according to specific embodiments and the drawings to the present invention have been described in detail, but these descriptions are not intended to limit the present invention.Without departing from the spirit and scope of the present invention, it can be modified and improves.

Claims (1)

  1. Claim
    1. a kind of video image projection device, including：
    Interface（1), for receiving video input signals, video input signals include vision signal and synchronizing signal；
    CPU (2), for according to from interface（1) synchronizing signal, produces all kinds of control signals；
    Signal conversion unit（3), for video input signals to be converted into digital video data stream according to the control signal from CPU (2)；
    First in first out memory cell（4), signal conversion unit is come from for receiving and temporarily storing（3) digital video signal, the digital video signal is converted to by the video data stream with temporal characteristics, and video data stream of the output with temporal characteristics under the control of CPU (2) according to the control signal from CPU (2)；
    Serial/parallel conversion unit（5), for receiving first in first out memory cell according to the control signal from CPU (2)（4) the video data stream with temporal characteristics and be parallel video data flow by its serial/parallel conversion；
    Three primary colors or many primary colors luminous tubes row（1-2), including multiple three primary colors or many primary colors light pipe unit, under the excitation of parallel video data flow, corresponding three primary colors or many primary colors luminous tube unit spot brighten the hair light to produce the color visible of various different colors combinations；
    Condenser arranges (1-3), including configures the condenser for the pipe unit luminous end that lighted in each three primary colors or many primary colors, and the color visible for producing each three primary colors or the luminous pipe unit of many primary colors is focused on, and forms color visible row；
    Lumen lights pipe unit（1-10), according to CPU control signal, control lights one and produces lumen visible ray to multigroup lumen hair light pipe Group in the case of being needed according to different lumen illumination；
    Shu Guangjing（1-4), the mixing of color visible row and the formation of lumen visible ray is received Color visible, is passed it through and parallel processing；
    Beam light crack（1-5), the gap with preset width, for parallel processing mixed colors visible ray and is constrained to fillet；
    Minute surface prism or minute surface polygon prism（1-8), in motor（Synchronous axial system under drive 1-6), for receiving fillet mixed colors visible ray with the incidence angle of constant change, and is reflected；
    Negative lens（1-7), for receiving the fillet mixed colors visible ray reflected by minute surface prism or minute surface polygon prism, make mixed colors visible light-transmissive and horizontal diffusion, its flexibility meets the requirement that mixed colors visible ray forms visual color video frequency image, mixed colors visible ray one direction is hooked diffusion and is projected on screen；
    The incidence angle on continuous mixed colors radiation of visible light to the minute surface of minute surface prism or minute surface polygon prism produced under parallel video data flow and the effect of lumen control signal is with a constant speed, constant steering changes, the angle of reflection of corresponding mixed colors visible ray is also with same speed, constant steering changes, therefore the diverse location of a certain plane of the continuous mixed colors radiation of visible light reflected, produce the lines of the hot spot composition of the continuous mixed colors visible ray parallel with minute surface prism or minute surface polygon prism minute surface rotation direction, the lines of continuous hot spot composition are the every a line for constituting color video frequency image, thus a width visible light video image is constituted；In angle between minute surface prism or minute surface polygon prism minute surface rotate to each minute surface, control first in first out storage chip to stop the data flow with temporal characteristics to export, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to stop luminous, and when minute surface prism or minute surface polygon prism rotate to next minute surface initiating terminal, control first in first out storage chip starts the output of the data flow with temporal characteristics, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to start to light, the reflection that continuous mixed colors visible ray is produced constitutes next width visible light video image, go round and begin again and constitute by receiving the continuous dynamic color viewable pictures that analog signal data stream is provided.
    2. video image projection device according to claim 1, wherein serial/parallel conversion unit（5) color visible video image broadcast unit CLVIP (6) can be integrated into In, serial/parallel conversion unit（5) corresponding signal lead cloth is placed on Special circuit board in being arranged with three primary colors luminous tube.
    3. video image projection device according to claim 1 or 2, wherein color visible video image broadcast unit CLVIP (6) is in casing（Include in 1-9)：Installed in support（191) the three primary colors luminous tube row on（1-2) arranged with convex lens（1-3), installed in support（192) the luminous pipe unit of lumen on（1-10), installed in support（193) Shu Guangjing (1-4) and beam light crack on（1-5), installed in support（194) motor on（1-6), installed in support（And support 194)（195) minute surface prism or minute surface polygon prism on（1-8), motor（1-6) with minute surface prism or minute surface polygon prism
    (1-8) is in support（194) place is coaxial, and including installed in casing（Negative lens on 1-9)（1-7)；Wherein motor（1-6) drive minute surface prism or minute surface polygon prism
    (1-8) synchronous axial system；Housing（1-9) weld or connect each support using Heat-resistant adhesive material（191-195)；In casing（Inside 1-9), in addition to luminescent device and reception optical device part, remainder scribbles non-reflective material, casing（1-9) and each support（191-195) using metal or the good material composition that radiates；Wherein negative lens
    (1-7) makes mixed colors visible light-transmissive and one direction diffusion mixed colors visible ray, is the video image broadcast window of the video image projection device of the present invention.
    4. video image projection device according to claim 1 or 2, wherein serial/parallel conversion unit（5) required according to specific definition, be the parallel video data flow that specific definition pixel requires digit by the video data stream serial/parallel conversion with temporal characteristics；Mixed colors visible ray constitutes the row or column of video image, and the column or row of video image produce different incidence angles to mixed colors visible ray by the minute surface of rotation minute surface prism or minute surface polygon prism and reflect mixed colors visible ray and obtain.
    5. the video image projection device according to claim 1,2, wherein three primary colors or many primary colors luminous tubes are arranged（1-2) by being arranged in a row or three primary colors or many primary colors pipe unit that lights of two rows is constituted, highlighted red, green, blue lasing fluorescence pipe or highlighted red, green, blue light emitting diode one three primary colors of formation light pipe unit, and light emission direction is identical, draws Go out correspondence signal link；Three primary colors or many primary colors luminous tubes row（1-2) there is the luminous pipe unit of three primary colors with the digit same number of parallel video data flow definition pixel, under the excitation of parallel video data flow, corresponding three primary colors luminous tube unit spot brighten the hair light, produces the color visible of various different color combinations；Three primary colors luminous tube is arranged（1-2) arranged with condenser（1-3) Ke Group are integrated；To improve color degree, three primary colors light pipe unit can be by the luminous pipe unit replacement of many primary colors；Condenser is arranged（It can 1-3) be replaced by the single condenser with same light-focusing function；Shu Guangjing（1-4) with beam light crack（It 1-5) can be combined to one.
    6. the video image projection device according to claim 1,2,3, wherein minute surface prism or minute surface polygon prism（Each faceted pebble 1-8)（181) there is a radian minute surface, pixel of the reflection mixed colors visible ray in irradiated plane is evenly distributed；The processing of radian specular surface mirror-polishing is to produce high reflection light rate, and radian minute surface is in the first radian
    And the second radian (182)（186) place and faceted pebble（181) it is in smoothing junction, the 3rd radian (183) and the 4th radian (185) and radian minute surface（184) it is in smoothing junction；Radian minute surface is in its starting point（182) place starts to receive and reflects mixed colors visible ray, in its ending point（186) place terminates to receive and reflects mixed colors visible ray.
    7. the video image projection device according to claim 1,2, wherein negative lens（1-7) flexibility is chosen, projection image's one direction of the minute surface length of only minute surface prism or minute surface polygon prism is set to broaden, i.e., widen the row or column of video image, to make obtained video image meet length-width ratio requirement, otherwise visible light color video image is produced in the shadow plane of desired throwing or screen；Can be by multiple negative lenses（1-7) with other lens roots according to need to specifically want Group into mirror head Group, the lens group control signal from CPU controls its one direction to spread mixed colors visible ray degree, and its definition is focused etc. and to handle.
    8. the video image projection device according to claim 1,2, wherein interface (1), CPUC2), signal conversion unit（3), first in first out memory cell（4), serial/parallel conversion unit（Etc. 5) device all cloth is placed on Special circuit board, Special circuit board Inside there is electric connecting wire to be connected with above-mentioned each device, the various signals of input and output mutually correspond to connection by cable and interface.
    9. a kind of process for video image projection, comprises the following steps：
    A) video input signals are received, video input signals include vision signal and synchronizing signal；
    B) all kinds of control signals are produced according to synchronizing signal by CPU；
    C) according to control signal, video input signals are converted into digital video data stream；D) according to control signal, digital video data stream is converted into the video data stream with temporal characteristics, and video data stream of the output with temporal characteristics under the control of cpu through first in first out memory cell；
    E) it is parallel video data flow by the video data stream serial/parallel conversion with temporal characteristics according to control signal；
    F) carry out, the CPU motor speeds produced and synchronous control signal are delayed certain time, with guarantee and from video input signals to parallel video data flow P-RGB conversion synchronization simultaneously with step c-e；
    G) three primary colors light in three primary colors luminous tube row, and pipe unit is luminous under the excitation of corresponding parallel video data flow, and the color visible of the various different colors of generation arranges color visible light-focusing for color visible；The luminous pipe unit of lumen, under CPU controls, needs control to light one to multigroup lumen luminous tube group generation lumen visible ray according to different lumen illumination simultaneously；
    H) color visible row and lumen visible ray formation mixed colors visible ray, mixed colors visible ray is by parallel processing and is constrained to fillet；
    I) minute surface prism or minute surface polygon prism constant speed and synchronous axial system, receive the continuous mixed colors visible ray produced under the video data flow control with temporal characteristics and reflect, continuous mixed colors visible ray has the incidence angle continuously changed；
    J) negative lens receives the continuous fillet mixed colors visible ray reflected through minute surface prism or minute surface polygon prism, continuous mixed colors visible light-transmissive negative lens and one direction expansion It is irradiated to after dissipating in a plane, forms each row of color video frequency image, constitutes a width color visible image；
    K) in angle between minute surface prism or minute surface polygon prism rotate to each minute surface, control first in first out memory cell stops the data flow with temporal characteristics and exported, that is, controls corresponding three primary colors or the luminous pipe unit of many primary colors to stop luminous；And when minute surface prism or minute surface polygon prism rotate to next minute surface initiating terminal, control first in first out storage chip starts the output of the data flow with temporal characteristics, that is, corresponding three primary colors or the luminous pipe unit of many primary colors is controlled to start to light；Repeat step e-j, the reflection that continuous mixed colors visible ray is produced constitutes next width visible light video image, gone round and begun again, that is, constitutes the continuous dynamic color viewable pictures by receiving the offer of analog signal data stream.
CN200580045344A 2004-12-28 2005-07-26 Video image projection device and method Expired - Fee Related CN100596178C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200580045344A CN100596178C (en) 2004-12-28 2005-07-26 Video image projection device and method

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN 200410102592 CN1627829A (en) 2004-03-01 2004-12-28 Method and device of projecting video image
CN200410102592.4 2004-12-28
CN200580045344A CN100596178C (en) 2004-12-28 2005-07-26 Video image projection device and method
PCT/CN2005/001124 WO2006069510A1 (en) 2004-12-28 2005-07-26 Apparatus for projecting video image and method thereof

Publications (2)

Publication Number Publication Date
CN101095344A true CN101095344A (en) 2007-12-26
CN100596178C CN100596178C (en) 2010-03-24

Family

ID=38992637

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200580045344A Expired - Fee Related CN100596178C (en) 2004-12-28 2005-07-26 Video image projection device and method

Country Status (1)

Country Link
CN (1) CN100596178C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107995476A (en) * 2018-01-03 2018-05-04 京东方科技集团股份有限公司 A kind of image processing method and device
CN109996049A (en) * 2017-12-29 2019-07-09 罗昉昉 Lens scan imaging system
CN114079761A (en) * 2020-08-21 2022-02-22 深圳市环球数码科技有限公司 Integrated movie player and DLP projection equipment that accord with DCI standard

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1022204C (en) * 1988-07-19 1993-09-22 新光学Onab公司 Projector apparatus
CN1438510A (en) * 2003-01-08 2003-08-27 王青山 Zoned multi-row-scanning type laser projector
US6863403B2 (en) * 2003-05-27 2005-03-08 Ultratech, Inc. Deep ultraviolet unit-magnification projection optical system and projection exposure apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109996049A (en) * 2017-12-29 2019-07-09 罗昉昉 Lens scan imaging system
CN109996049B (en) * 2017-12-29 2024-05-14 罗昉昉 Lens scanning imaging system
CN107995476A (en) * 2018-01-03 2018-05-04 京东方科技集团股份有限公司 A kind of image processing method and device
CN107995476B (en) * 2018-01-03 2020-08-14 京东方科技集团股份有限公司 Image processing method and device
CN114079761A (en) * 2020-08-21 2022-02-22 深圳市环球数码科技有限公司 Integrated movie player and DLP projection equipment that accord with DCI standard
CN114079761B (en) * 2020-08-21 2024-05-17 深圳市环球数码科技有限公司 Integrated movie player and DLP projection device conforming to DCI standard

Also Published As

Publication number Publication date
CN100596178C (en) 2010-03-24

Similar Documents

Publication Publication Date Title
US7530708B2 (en) Surface emitting light source and projection display device using the same
CN204667036U (en) A kind of one-dimensional image device and full line scanning type laser projection display system thereof
WO2001082632A1 (en) Shortened asymmetrical tunnel for spatially integrating light
JP2003186112A (en) Image projection and display device
CN201654426U (en) LCD projection optical illuminating engine with LED light source
CN101095344A (en) Video image projection device and method
CN202870456U (en) Household projector
TWI288251B (en) Projector with a brightness-adjusting apparatus and method for adjusting brightness for the same
US20080136974A1 (en) Apparatus for Projecting Video Image and Method Thereof
WO2006089468A1 (en) Apparatus for displaying color visible light image from mobile telephone and the method thereof
JP2008181032A (en) Projector
CN102621781A (en) Projection device
CN101771887A (en) Laser projection display method and system
JPS6298877A (en) Display device
CN1683986A (en) Laser perspective projection method and its device
US11703747B2 (en) Solid state illumination for optical projector using static phosphors
CN208367420U (en) High lumen laser engineering projector
KR200241244Y1 (en) Front type LCD projector
JP2006098936A (en) Projection type display device
CN110264900B (en) Mobile internet marketing advertisement publishing terminal
CN102692718B (en) Projection system
CN2742696Y (en) Video frequency image projector
CN2684223Y (en) Polarized device for projector
CN115616845A (en) Light combination light source for optical engine and highlight flashlight of projector
TW552431B (en) Dichroic system for digital light processing projectors

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100324

Termination date: 20140726

EXPY Termination of patent right or utility model