WO2006089468A1 - Appareil d’affichage d’image en lumière visible de couleur à partir d’un téléphone portable et procédé correspondant - Google Patents

Appareil d’affichage d’image en lumière visible de couleur à partir d’un téléphone portable et procédé correspondant Download PDF

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Publication number
WO2006089468A1
WO2006089468A1 PCT/CN2005/001121 CN2005001121W WO2006089468A1 WO 2006089468 A1 WO2006089468 A1 WO 2006089468A1 CN 2005001121 W CN2005001121 W CN 2005001121W WO 2006089468 A1 WO2006089468 A1 WO 2006089468A1
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WO
WIPO (PCT)
Prior art keywords
mirror
visible light
light
color
color visible
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PCT/CN2005/001121
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English (en)
Chinese (zh)
Inventor
Ning Yuan
Li Zhang
Original Assignee
Ning Yuan
Li Zhang
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
Application filed by Ning Yuan, Li Zhang filed Critical Ning Yuan
Publication of WO2006089468A1 publication Critical patent/WO2006089468A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]

Definitions

  • the present invention relates to a method and apparatus for color visible light image projection, and more particularly to a mobile phone color visible light image playing device and method for receiving a visible light signal using a mobile phone and playing a color visible light image. Background technique
  • the types of mobile phones are many easy to carry. Firstly, the problem of voice communication is solved. However, the image display of the mobile phone is limited by the screen of the mobile phone itself. The display image is small and the resolution is not high. How to enlarge the image to exceed the volume of the mobile phone itself? Limiting, playing out wide-format high-resolution color visible images is a problem that is currently being solved. Summary of the invention
  • the object of the present invention is to add a color high definition visible light image playback function to a mobile phone.
  • the invention provides a mobile phone color visible light image playing device, comprising: an antenna for receiving a broadband network wireless signal to a mobile phone, and a decoding circuit for obtaining a color video signal from the broadband network wireless signal, wherein: the decoding circuit comprises a micro
  • the processor generates an RGB signal generating circuit control signal, an analog-to-digital conversion control signal, a first-in first-out storage control signal, a serial-to-parallel conversion control signal, a motor synchronous rotation control signal, a lens control signal, a lumen illumination control signal, and a mobile color visible light image playback
  • the device further includes a conversion circuit E3 and a color visible video image playback unit, wherein the conversion circuit includes an RGB signal generation circuit, a first-in first-out memory chip, and a serial-to-parallel conversion chip, and the RGB signal generation circuit is configured to convert the color video signal into a digital video signal; FIFO memory chips are used to assign digital video signals to time features A time-characteristic data stream, the first
  • the column or row of the video image is obtained by rotating the mirror prism or the mirror polygon mirror facing the mixed color visible light to generate different incident angles and reflecting the mixed color visible light;
  • the projection image of the mirror length of only the mirror prism or the mirror polygon is widened in one direction, even if the line or column of the video image is widened, so that the aspect ratio of the specific projected image conforms to the video image requirement.
  • the color visible light video image playing unit comprises: a color visible light video data stream and a control signal interface mounted on the casing in the sealed casing, three primary color or multiple primary color light emitting tube rows and a condenser lens row mounted on the bracket, installed Lumen light-emitting tube unit on the bracket, beam mirror and beam gap mounted on the bracket, motor mounted on the bracket, mirror prism or mirror polygon mirror mounted on the bracket and bracket, motor and mirror prism or mirror polygon mirror in the bracket Coaxially, and includes a negative lens mounted on the casing; the motor is coaxial with the mirror prism or the mirror polygon prism, and drives the mirror prism or the mirror polygon mirror to rotate synchronously; the casing is welded or the heat-resistant adhesive substance is used to connect the brackets;
  • the inside of the casing, except for the parts of the light-emitting device and the receiving optical device, are coated with non-reflective materials, and the casing and each bracket are made of metal or a good heat-dissip
  • the beam mirror is a flat high-transmission glass, the length of which is different from the three primary colors or multiple originals.
  • the color light-emitting tube row has the same length, the thickness is 0.5 - 2mm, the width is 2 - 5mm, and the temperature is high; the beam gap is parallel with the beam mirror and the position is kept, the beam gap is a thickness of l - 2mm, the gap is crevice
  • the length is the same as the length of the three primary colors or the multiple primary color light-emitting tubes, and the slit gap width is preferably 0.05 - 0.5mm.
  • the three primary color or multi-primary color light-emitting tube rows are composed of three primary color or multi-primary color light-emitting tube units arranged in one row or two rows, and the bright red, green and blue laser light-emitting tubes or the bright red, green and blue light-emitting diodes form a three primary color light-emitting tube.
  • the unit, and the same direction of illumination, leads to the corresponding signal line; when multiple primary colors are used, the multi-primary color light tube is formed into a multi-primary color light-emitting tube unit, and the light-emitting direction is the same, and the corresponding signal line is drawn; the pixel requirements of the specific definition and the three primary colors Or the number of three primary colors or multi-primary color light-emitting tube units in the multi-primary color light-emitting tube row, that is, the higher the definition requirement, the more the number of three primary color or multi-primary color light-emitting tube units; the color visible light generated by each of the three primary color or multi-primary color light-emitting tube units Basic pixel unit.
  • the mirror prism or the mirror polygon prism is formed of a light material material into a triangular or polygonal shape, and has a curved mirror surface on each of the prism faces of the mirror prism or the mirror polygon prism, so that the reflection mixed color visible light is on the illumination plane.
  • the distribution of the elements is uniform, and the surface of the curved mirror is mirrored to produce a high reflectance; the curved mirror is smoothly connected to the facet at the first curvature and the second degree of separation, and the third and fourth arcs are smoothly connected to the curved mirror.
  • the radian mirror begins to receive and reflect the mixed color visible light at its starting point, ending the reception and reflecting the mixed color visible light at its end point.
  • the serial-to-parallel conversion unit can be incorporated in a color visible light video image playback unit, and the serial-to-parallel conversion unit is placed on a dedicated circuit board with a signal lead cloth corresponding to the three primary color or multi-primary color light-emitting tube rows.
  • the concentrating mirror row can be replaced by a single concentrating mirror having the same function; the three primary color illuminating tube rows can be integrated with the concentrating mirror row.
  • the mobile phone keeps the call and the screen image display function unchanged, and the mobile phone has the function of playing a large-screen high-definition dynamic video image beyond the limit of its own volume by adding the color visible light video image playing unit and the corresponding auxiliary circuit.
  • the remaining portions are required to be set to reflect no secondary light or to be coated with non-reflected light. High temperature coating.
  • the invention also provides a mobile phone color visible light image playing method, which receives a broadband network wireless signal, and is characterized in that the following steps are included:
  • the microprocessor generates various types of control signals, including generating RGB signal generation circuit control signals, analog to digital conversion control signals, first in first out storage control signals, serial to parallel conversion control signals, motor synchronous rotation control signals, lens control signals, lumens Illumination control signal and other signals;
  • the digital video signal is given a time characteristic through the first-in first-out memory chip, and the video data stream with time characteristics is segmented and outputted, advanced
  • the first out memory chip output clock is faster than the input clock;
  • the microprocessor causes the motor to synchronously rotate the control signal delay to synchronize with the parallel video data stream;
  • the obtained parallel video data stream, lumen illuminance control signal, motor synchronous rotation control signal and the like are connected to the color visible light video image playing unit through the interface; g) the three primary color light emitting tube units in the three primary color light emitting tube rows of the color visible light video image playing unit are The visible video light stream is excited to generate colored visible light, and is concentrated by the concentrating mirror; meanwhile, the lumen light emitting tube unit generates lumen visible light; the mirror triangular prism rotates synchronously;
  • the condensing mirror focuses the colored visible light and illuminates the beam mirror, while the lumen visible light generated by the lumen is also irradiated to the beam mirror, forming a color before the beam mirror Seeing mixed color visible light composed of light and lumen visible light, the beam mirror processes the received mixed color visible light in parallel and provides it to the beam splicing.
  • the beam splicing makes the mixed color visible light parallel and narrow again and then provides the mirror prism or mirror polygon mirror.
  • the mirror surface of the mirror prism or the mirror polygon mirror receives the mixed color visible light, and the light incident angle is equal to the reflection angle principle, and the mixed color visible light is reflected; during this time, the mirror prism or the mirror polygon mirror rotates at a constant speed;
  • the negative lens receives the mixed color visible light that has been specularly reflected by the mirror prism, and the mixed color visible light is transmitted through the negative lens and diffused into a plane in one direction to form a line of the color video image;
  • the incident angle of the continuous mixed color visible light generated by the parallel data stream and the lumen control signal to the mirror surface of the mirror prism or the mirror polygon mirror is changed at a constant speed and constant steering, and the reflection angle of the corresponding mixed color visible light is changed Also changing at the same speed and constant steering, so that the reflected continuous mixed color visible light illuminates different positions of a certain plane, producing a continuous mixed color visible light spot parallel to the mirror prism or mirror polygon mirror rotation direction Lines, that is, each line constituting a color video image, constitute a visible light video image;
  • the first-in first-out memory chip is controlled to stop the data stream output with time characteristics, that is, the corresponding three primary color or multi-primary light-emitting tube units are stopped to emit light
  • the FIFO memory chip is controlled to start outputting the data stream with time characteristics, that is, controlling the corresponding three primary color or multi-primary color light-emitting tube unit to start emitting light, repeating step dk
  • the reflection of the continuous mixed color visible light constitutes the next visible light video image, which is repeated to form a continuous dynamic color visual image provided by the received analog signal data stream.
  • the invention makes it basically keep the size and power consumption of the mobile phone small and portable,
  • the device can play color high-definition visible light video images on the screen at any place in the signal playing area of the mobile phone, and achieve tasks such as multi-person viewing, Internet browsing, and distance learning.
  • FIG. 1 and 2 are schematic diagrams showing image playback of a color visible light image playing device of a mobile phone according to the present invention
  • 3 is a front view showing the structure of the photoelectric and mechanical parts of the color visible light video image playing unit of the color visible light image playing device of the mobile phone of the present invention
  • FIG. 4 is a side view showing the structure of the photoelectric and mechanical parts of the color visible light video image playing unit of the color visible light image playing device of the mobile phone of the present invention
  • FIG. 5 is a magnified main and side views of a negative lens portion of a color visible light video image playing unit of the mobile color visible light image playing device of the present invention
  • FIG. 6 is a schematic block diagram of a color visible light image playing device of a mobile phone according to the present invention
  • FIG. 7 is a circuit diagram of converting a RGB signal into a digital video signal according to the present invention
  • FIG. 8 is a circuit diagram of processing a digital video signal into a video data stream having time characteristics according to the present invention
  • FIG. 9 is a schematic diagram of a parallel data stream obtained by converting a red 8-bit signal string into a red data stream according to the present invention.
  • FIG. 10 is a schematic diagram of a parallel data flow obtained by converting a green 8-bit signal string according to the present invention.
  • FIG. 11 is a schematic diagram of parallel data flow obtained by parallel conversion of a blue 8-bit signal string according to the present invention.
  • FIG. 12 is a schematic diagram of an output interface of a red, green, and blue signal and a lumen and control signal according to the present invention
  • FIG. 13 is a partial flow chart of a color visible light image playing device of a mobile phone according to the present invention
  • 14 is a flow chart of a method for playing a color visible light image of a mobile phone according to the present invention
  • FIG. 15 is a partially enlarged view of a curved mirror surface of a mirror prism of the present invention.
  • the color visible light image playing device of the mobile phone of the invention comprises: a mobile phone keyboard and a casing 1-1, a mobile phone display screen 1-2, a mobile phone color visible light image playing window 1-3, a mobile phone color visible light image playing device playing part of the housing 1 - 5 , screen 1 - 6.
  • the figure also shows the color visible light 1-4 indicated by the dotted line and the color high definition visible light video image played by the mobile phone color visible light image playing device.
  • the mobile color visible light image projection device comprises a casing and a wireless interface on the casing And other receiving color video signal interface, the color visible light image playing lens, the housing comprises a decoding circuit connected to the interface, the decoding circuit comprises a radio frequency amplifying and radio frequency demodulating circuit, a core chip such as WCDMA/TD-SCDMA/CDMA2000, and a microprocessor Chip, etc., the conversion circuit includes an image processing chip, a first-in first-out memory chip, a serial-to-parallel conversion chip, an audio processing chip, etc., an auxiliary circuit and a circuit board (also referred to as a PCB board), a color liquid crystal display unit, a signal connection cable, and a power supply unit. , keyboard control unit, color visible video video playback unit, etc.
  • Fig. 6 is a circuit block diagram showing a color visible light image playing device of a mobile phone.
  • the mobile color visible light image playing device comprises an antenna El, a decoding circuit E2, a conversion circuit E3 and a color visible light video playback unit E4. ,
  • Antenna E1 is used to receive broadband wireless signals into the mobile phone.
  • the decoding circuit E2 comprises a radio frequency amplifying circuit, a radio frequency demodulating circuit, a RACK receiver, a microprocessor and a video interface, and the received broadband wireless signal is subjected to radio frequency amplifying circuit, radio frequency demodulation, enters the RACK receiver, and is RACK demodulated and pathd.
  • Merging, channel decoding, and voice channel and color video and audio channel signals are separated under microprocessor control. Sound The channel signal is appropriately delayed to synchronize with the color video signal, and a video signal such as a VGA is supplied to the conversion circuit E3 via the video interface.
  • the conversion circuit E3 includes an RGB signal generation circuit chip, a first-in first-out memory chip, a serial-to-parallel conversion chip, and the like.
  • the RGB signal generating circuit converts the color video signal into a digital video signal D-RGB, which includes 8 bits of red, green and blue, and the digital video signal D_RGB enters the FIFO memory chip to be time-characterized, and becomes a data stream with time characteristics.
  • TV-RGB, microprocessor control generates line data stream H-RGB, line data stream H-RGB can be used as motor synchronous control signal data stream for mirror prism or mirror polygon mirror 3-8; line data stream H-RGB and Data stream with time characteristics TV-RGB synchronization; data streams unrelated to color video data streams such as voice OTHER-BUS will not be described here; data stream with time characteristics TV-RGB is converted by serial-to-parallel conversion chip Red, green, and blue 128 - 2048 bits or more of parallel video data streams, the number of bits of the parallel video data stream is determined according to the specific definition requirements of the mobile color visible light image playback device; the red, green, and blue colors are 128 - each A 2048-bit parallel video data stream is provided to the color visible video video playback unit E4 interface.
  • the microprocessor provides various control signals: RGB signal generation circuit control signal, analog to digital conversion chip control signal, first in first out memory control signal, serial to parallel conversion control signal, motor synchronous control signal, lens control signal, lumen illumination control signal Etc., all chip operations are performed under the corresponding control signals generated by the microprocessor.
  • 3 and 4 are main and side views showing the structure of the photoelectric and mechanical parts of the color visible light video image playing unit in the color visible light image playing device of the mobile phone of the present invention.
  • the three primary color or multi-primary color light-emitting tube row 3 - 2 is composed of three primary color or multi-primary color light-emitting tube units arranged in one row or two rows, and the bright red, green and blue laser light-emitting tubes or the bright red, green and blue light-emitting diodes form a three primary color light-emitting tube unit. And the light emitting direction is the same; according to the specific number of lines of the video image, 128 to 4096, or even more, three primary color light emitting tube units are arranged into one row or two rows to form three primary colors.
  • the light pipe row leads to the corresponding signal pins of each of the three primary color light pipes.
  • the multi-primary color light-emitting tubes are formed into a multi-primary color light-emitting tube unit, and the light-emitting directions are the same, and the corresponding signal pins of the respective multi-primary color light-emitting tubes are extracted; 128 to 4096, or even according to the specific pixel requirements of the video image, More multi-primary color light-emitting tube units are arranged in one row or two rows in parallel to form a multi-primary color light-emitting tube row.
  • the pixel definition of the specific definition is related to the number of three primary colors or multi-primary color light-emitting tube units in the three primary color or multiple primary color light-emitting tube rows, that is, the higher the definition requirement, the greater the number of three primary color or multi-primary color light-emitting tube units; each of the three primary colors or more
  • the colored visible light generated by the primary color light emitting tube unit constitutes a basic pixel unit.
  • the concentrating mirror row 3-3 includes a convex lens, that is, a condensing lens disposed in the light emitting end of each of the three primary color or multi-primary color light-emitting tube units, for example, 128-4096 concentrating mirrors and three primary colors or multiple primary color light-emitting tubes.
  • the three primary colors or the multi-primary color light-emitting tube units are in one-to-one correspondence.
  • the lumen tube unit 3-10 is formed by a plurality of white/colorless high-brightness laser tube groups or white/colorless high-brightness LED groups, and one or more lumens are respectively illuminated according to the lumen illumination requirement.
  • the beam mirror 3-4 is parallel to the condenser lens row 3-3 and the three primary or multi-primary light row 3-2 positions.
  • the beam mirror 3-4 is a flat high-transmission glass, and its length is consistent with the length of the three primary color or multi-primary light-emitting tube row 3-2, the thickness is 0.5 - 2mm, the width is 2 - 5mm, and the beam mirror 3- 4 high temperature resistance.
  • the condensing mirror 3-3 focuses and illuminates the colored visible light generated by each of the three primary color light-emitting tube units to the beam mirror, and the lumen visible light generated by the lumen 3-10 is also irradiated to the beam mirror to form colored visible light and before the beam mirror.
  • the mixed color visible light composed of lumens of visible light enters the beam mirror 3-4, and the color mixed visible light is processed in parallel by the beam mirror.
  • the beam mirror 3-4 processes the received mixed color visible light in parallel and provides it to the beam nip 3-5.
  • the beam nip 3-5 is parallel to the position of the beam mirror 3-4.
  • the thickness of the beam 3-5 is 1 - 2mm, the length of the slit gap and the light source of the three primary colors or multiple primary colors
  • the length of 3-2 is the same, and the gap width of the slit is preferably 0.05 - 0.5mm.
  • the beam quilting 3-5 pairs the color mixed visible light again after parallel processing and constraining to a narrow strip, and is supplied to the mirrored prism or mirror polygon mirror 3-8.
  • the mirror prism or mirror polygon 3-8 is parallel to the beam 3-5 position and coaxial with the motor 3-6.
  • Mirrored Prism or Mirrored Polygon 3-8 is a light-weight material composed of a triangular or polygonal shape, and the triangular or polygonal outer surface of the prism is mirror-finished, so that the mirror can produce high reflectance.
  • each of the prism faces of the mirror prism or the mirror polygon mirror 3-8 has a curved mirror surface, and the mirror surface of the curved mirror surface is mirrored, so that the curved mirror surface can generate high reflectance light, and the image of the reflected mixed color visible light on the illumination plane The distribution of the elements is uniform.
  • Figure 15 shows a partial enlarged view of the mirrored prisms 3-8.
  • the curved mirrors are smoothly connected to the facets 381 at the first curvature 382 and the second curvature 386, third The arc 383 and the fourth arc 385 are smoothly connected to the arc mirror 384.
  • the radian mirror begins to receive and reflect the mixed color visible light at its starting point 382, ends receiving and reflects the mixed color visible light at its end point 386, and the curved mirror of the mirrored prism or mirror polygon mirror 3-8 faces the received mixed color visible light. Reflection is generated, and the mixed color visible light is reflected to the negative lens 3-7 according to the principle that the light incident angle is equal to the reflection angle.
  • Figure 5 shows a negative lens: 3-7 enlarged front view, side view.
  • the negative lens 3-7 also known as a diverging lens or a negative meniscus lens, has a curvature that conforms to the requirements of a mirrored prism or a mirrored polygon mirror 3-8 with a curved specular reflection mixed with visible light to form a visible color video image.
  • the mixed color visible light is transmitted through the negative lens 3-7 and diffused in one direction to produce a visible light color video image on the plane or screen of the desired projection.
  • the negative lens 3-7 is a video image playing window of the video image projecting device of the present invention; a lens group composed of a plurality of negative lenses and other lenses can be set according to the specific image focusing degree requirement.
  • the mixed color visible light constitutes a row or column of the video image, and the column or row of the video image is obtained by rotating the mirror prism or the mirror polygon mirror facing the mixed color visible light to generate different incident angles and reflecting the mixed color visible light; the negative lens makes the mirror prism only Or the projected image of the mirror length of the mirror polygon is widened in one direction, even if the line or column of the video image is widened, so that the aspect ratio of the specific projected image conforms to the frequency image requirement.
  • the remaining portions are required to be set to reflect no secondary light or to apply non-reflecting light and high temperature resistant paint.
  • connection interface 3-1 and its connection signal line all need to be sealed with a good heat dissipation material as a whole.
  • the serial-to-parallel conversion chip can be incorporated into a color visible light video image playback unit, and the serial-to-parallel conversion chip is placed on a dedicated circuit board with a signal lead cloth corresponding to the three primary color or multi-primary color light-emitting tube rows.
  • All power, ground and common signal lines of the mobile color visible light image playback device are present by default.
  • the color visible light image playing device of the mobile phone of the invention uses a broadband network mobile phone as a carrier, an additional part of the circuit and a color visible light video image playing unit to complete the function of playing the color high definition visible light video image. Since there are many types and standards of broadband mobile phones, such as WCDMA, TD-SCDMA, CDMA2000, etc., only a type of mobile phone capable of receiving broadband wireless video signals and audio signals is described as an example.
  • the video signal is converted into a digital RGB signal by an additional part of the circuit, and an image playback device is added, so that the broadband network mobile phone has the function of displaying the color high definition visible light image on the screen. It is hereby stipulated that the wireless uplink and downlink transmission rate of the mobile phone is more than 128 kb/s for the broadband network mobile phone.
  • the invention is also applicable to other types of appliances A mobile phone with video capabilities.
  • the color visible light image playing device of the mobile phone of the present invention will be described below with reference to the WCDMA standard with reference to FIG. 3-13.
  • the antenna E1 receives the broadband network wireless signal into the mobile phone, and the broadband network wireless signal includes a color video wireless signal, a video audio wireless signal, and a voice wireless signal.
  • the color video signal is input to the conversion circuit E3; the video audio signal is appropriately delayed to be synchronized with the color video signal; a color video signal such as a VGA is supplied to the conversion circuit E3 via the video interface.
  • the conversion circuit E3 includes an RGB signal generation circuit, a FIFO memory chip circuit, a serial-to-parallel conversion chip circuit, etc.; under the control of the microprocessor, the RGB signal generation circuit of the conversion circuit E3 (Fig. 7, U1 chip) converts the color video signal It is a 24-bit digital video signal data stream D-RGB, which contains 8 bits of red, green and blue.
  • the digital video signal data stream D-RGB is processed under the control of the microprocessor, and the video line H- with time characteristics is obtained.
  • RGB signal data stream and video column V-RGB signal data stream with temporal characteristics are examples of the RGB signal data stream and video column V-RGB signal data stream with temporal characteristics.
  • the line data stream H-RGB includes a motor 3-6 synchronous control signal data stream for rotating the mirror prism or mirror polygon mirror 3-8, and the video column data stream V-RGB includes 8 bits each of red, green and blue.
  • the video column data stream V-RGB is given the time feature by the first-in first-out memory cell chip U2, U3, U4 (Fig. 8) under the control of the microprocessor, and the first-in first-out memory chip U2, U3, U receives the video column data stream at any time.
  • video column data stream V-RGB is temporarily temporarily stored by the first-in first-out memory chip U2, U3> U4, and the output of the first-in first-out memory chip V2, U3, U4 is controlled according to a specific time, so that the first-in first-out memory chip U2 In U3, U4, the video column data stream V-RGB outputs the time-characterized data stream TV-RGB in a time-division manner according to a predetermined time.
  • the first-in first-out memory chips U2, U3, and U4 output clocks are faster than the input clock.
  • the time-varying data stream TV-RGB still contains red, green, and blue. 8 bits, and according to the specified time requirements, simultaneously output red, green and blue signals.
  • the line data stream H-RGB and the time-characteristic data stream TV-RGB are synchronized, and the line data stream H-RGB can be used as a motor synchronous rotation control signal for rotating the mirror prism or the mirror polygon mirror 3-8.
  • the data stream unrelated to the video data stream, such as voice, OTHER[0..24] will not be described here.
  • the SHIFT1-SHIFT6 chip shown in FIG. 9, FIG. 10 and FIG. 11 performs serial-to-parallel conversion processing on each of 8 bits of red, green and blue in the data stream TV-RGB having time characteristics, and is subjected to serial-to-parallel conversion processing.
  • the number of bits is determined according to the specific definition bit number, and 128 - 2048-bit parallel video data streams are obtained, such as string and red, green, and blue 800 bits or 1024 bits of red, green, and blue, respectively. Since the serial-to-parallel conversion process requires a certain amount of time, it is necessary for the microprocessor to control the video line data stream H-RGB delay for the same time to keep the mirror 3 prism or the mirror polygon mirror 3-8 rotating motor 3-6 synchronized with it, and When the curved mirror of the mirror prism or the mirror polygon 3-8 is rotated to the end point of the curved mirror and the angle between the mirrors, the first-in first-out memory chip U2, U3, U4 is controlled to stop the TV-RGB output of the data stream with time characteristics, that is, Stopping the parallel video data stream output driven by the TV stream with time characteristics, that is, stopping the illumination of each of the three primary color or multi-primary color light-emitting tube units in the three primary color or multi-primary color light-
  • the parallel video data stream output driven by the data stream TV-RGB signal that is, the three primary color or multi-primary color light-emitting tube row 3-2 corresponding to the parallel video data stream
  • the three primary color or multi-primary color light-emitting tube units start to emit light; and thus repeat the cycle; wherein the microprocessor provides various control signals, such as I2C interface signals, SDA, SCL, RESET and other control signals.
  • the microprocessor generates a control white/colorless while generating a line data stream H-RGB and a time-characteristic data stream TV-RGB control electrical signal and corresponding control signal.
  • Lumen illumination signal of lumen light-emitting tube unit 3-10 composed of high-brightness laser tube or white/colorless high-brightness LED, lens control signal, control signal of RGB signal generation circuit U1, first-in first-out memory chip U2, U3,
  • the U4 control signal, the motor 3-6 that rotates the mirror prism or the mirror polygon mirror 3-8 synchronously rotates the control signal and other control signals.
  • the obtained parallel video data stream, lumen illuminance control signal, motor synchronous rotation control signal, etc. are connected to the color visible light video image playing unit interface 3-1 through the interfaces NING-OUY, YUAN-OUT (Fig. 12).
  • the interface of the color visible video video playback unit 3-1 accesses parallel video data stream, lumen illumination control signal, motor 3-6 synchronous rotation control signal and other signals.
  • the three primary color or multi-primary color light-emitting tube row 3-2 generates color visible light under the excitation of the corresponding parallel video data stream;
  • the condensing mirror 3-3 focuses the color visible light generated by each of the three primary color or multi-primary color light-emitting tube units to form a colored visible light ray, and illuminates The beam mirror 3-4; at the same time, the lumen visible light generated by the lumen tube unit 3-10 is also irradiated to the beam mirror 3-4, and a mixed color visible light composed of a color visible light row and a lumen visible light is formed before the beam mirror 3-4.
  • the mixed color visible light is processed in parallel through the beam mirror 3-4 and supplied to the beam nip 3-5; the mixed color visible light is transmitted through the beam quilting 3-5 again and parallel processed and constrained into a narrow strip, and then provided to the mirror prism Or a mirrored polygon mirror 3-8 curved mirror.
  • the mirror prism or mirror polygon 3-8 is parallel to the position of the beam 3-5, and the mirror mirror of the mirror prism or the mirror polygon mirror 3-8 reflects the received mixed color visible light.
  • the incident angle of the light is equal to the angle of reflection.
  • the mixed color visible light is reflected to the negative lens 3-7.
  • the mixed color visible light is transmitted through the negative lens 3-7 and diffused in one direction, and the negative lens 3-7 is curved to meet the video image aspect ratio requirement, and the mixed color visible light produces a visible light color video image on the screen.
  • the mirror angle of the mirror prism or the mirror polygon 3-8 is changed, that is, the mixed color visible light incident angle is changed, that is, the reflection angle of the mixed color visible light is changed, when the mirror prism or Mirror polygon 3-8 is controlled at a constant speed and constant under the H-RGB control of the line data stream.
  • the mirror angle of the mirror prism or mirror polygon 3-8 is changed at a constant speed and constant steering, that is, the mixed color visible angle of incidence changes at a constant speed and constant steering.
  • the angle of reflection of the corresponding mixed color visible light is also changed at the same speed, constant steering.
  • the mixed color visible light is continuously generated, and the mixed color visible light is irradiated to the curved mirror of the mirror prism or the mirror polygon mirror 3-8.
  • the angle of incidence changes continuously at a constant speed, and the curved mirror of the mirrored prism or mirrored polygon 3-8 produces mixed color visible light that is reflected at the same angle of reflection as the angle of incidence.
  • the continuous mixed color visible light incident angle is continuously changed, and the continuous continuous mixed color visible light reflection angle is also continuously changed, and a continuous and mirrored prism or mirror polygon mirror is produced on a plane irradiated by the reflected light of the continuous mixed color visible light.
  • a line consisting of a continuous mixed color visible light spot with the same direction of rotation of the mirror, and a line composed of continuous spots forms each line of the color video image; that is, when the mirror prism or the mirror polygon 3-8 mirror rotates by an angle, Reflecting a line of continuously mixed color visible light, that is, a line constituting a color video image; when all of this is continuous, a visible video image 1-7 is formed.
  • the mirror prism or the mirror polygon mirror 3-8 is rotated to the next prism surface 381
  • the reflected light formed by continuously mixing the color visible light constitutes the next visible light video image 1-7, and the composition is collected from the color video data stream.
  • Continuous dynamic color high definition visual display 1-7 is
  • the antenna E1 of the mobile phone first receives the wireless signal of the broadband network into the mobile phone, and the wireless signal of the broadband network includes the color video signal, the video audio signal and the voice signal; the decoding circuit E2 separates the color video by the receiver RF filter circuit and the intermediate frequency-baseband signal processing circuit. Signal and video audio signals.
  • the microprocessor generates various types of control signals, including RGB generation circuit control signals, analog to digital conversion chip control signals, first in first out memory chip control signals, serial to parallel conversion chip control signals, motor synchronous control signals, and lens control signals. , lumen illumination control signals, etc.;
  • step S2 the conversion circuit E3 collects the color video signal of the mobile phone and converts it into a 24-bit digital video signal, which includes 8 bits of red, green and blue;
  • step S3 the column video signal in the digital video signal is controlled by the microprocessor, and the time-first feature is given by the first-in first-out memory chip, and the first-in first-out memory chip receives the data stream of the column video signal at any time, and the data stream of the column video signal needs to be advanced.
  • First out of memory chip temporary temporary storage control the output of the first-in first-out memory chip according to a specific time, so that the first-in first-out memory chip outputs the data stream with time characteristics in time-division according to the specified time, the first-in first-out memory chip output clock Faster than the input clock, get the data stream with time characteristics, including 8 bits of red, green and blue, and simultaneously output red, green and blue signals according to the specified time requirements; line video signals in digital video signals Can be used as a motor synchronous control signal instead of a motor synchronous control signal generated by a microprocessor;
  • step S4 each bit in the video data stream with time characteristics is subjected to serial-to-parallel conversion processing, and the number of bits obtained by the serial-to-parallel conversion process can reach 128 - 2048-bit red, green, and blue parallel video according to specific definition requirements. data flow;
  • Step S5 coincides with steps S2-S4.
  • step S5 since the analog-to-digital conversion, the first-in first-out memory chip circuit gives time characteristics, and the serial-to-parallel conversion process requires a certain time X, the microprocessor needs to control the motor synchronous control signal delay. The same time X is used to keep the motor that rotates the mirror prism or the mirror polygon mirror synchronized with the parallel video data stream;
  • step S6 the obtained parallel video data stream, lumen illuminance signal, motor synchronous rotation control signal and the like are connected to the color visible light video image playing unit through the interface; Steps S7, S8 and S9 occur simultaneously.
  • step S7 the three primary colors or the multi-primary color light-emitting tube units of the three primary color or multi-primary color light-emitting tube rows of the color visible light video image playing unit generate color visible light under the excitation of the corresponding parallel video data stream, and The condensing mirror condenses light; in step S8, the lumen illuminating tube unit generates lumen visible light; in step S9, the mirror prism rotates synchronously;
  • step S10 the generated colored visible light is focused by the condensing mirror and irradiated to the beam mirror, and the lumen visible light generated by the lumen unit is also irradiated to the beam mirror, and the mixed color visible light composed of color visible light and lumen visible light is formed before the beam mirror.
  • the mixed color visible light is processed in parallel through the beam mirror and supplied to the beam splicing, and the mixed color visible light is again processed in parallel through the beam nip and is constrained into a narrow strip and then provided to the mirror mirror of the mirror prism or the mirror polygon mirror;
  • step S11 the curved mirror surface of the mirror prism or the mirror polygon prism receives the mixed color visible light, and the light incident angle is equal to the reflection angle principle, and the mixed color visible light is reflected; in the meantime, the mirror prism or the mirror polygon mirror is driven by the motor at a constant rotation speed and constant. Steering rotation
  • Step S12 the negative lens receives the mixed color visible light that is mirror-reflected by the mirror prism or the mirror polygon prism, and the mixed color visible light is transmitted through the negative lens and diffused into a plane in a single direction to form a line of the color video image;
  • the incident angle of light is equal to the principle of reflection angle
  • the angle of the mirror of the mirror prism or the mirror polygon changes, that is, the incident angle of the mixed color visible light is changed, that is, the reflection angle of the mixed color visible light is changed.
  • the curvature mirror angle of the mirror prism or the mirror polygon mirror is changed at a constant speed and constant steering, that is, mixed color.
  • the visible light incident angle changes at a constant speed, constant steering, and the reflected angle of the corresponding mixed color visible light also changes at the same speed, constant steering.
  • the incident angle of the curved mirror that continuously produces the mixed color visible light and the mixed color visible light to the mirror prism or the mirror polygon mirror is continuously changed at a constant speed, and the arc mirror of the mirror prism or the mirror polygon mirror is generated at the same angle as the incident angle.
  • Mixed color visible light reflected by the reflection angle, the continuous mixed color visible light incident angle is changed, and the same continuous mixed color visible light reflection angle is also changed, and a continuous and mirrored prism or mirror is generated on a plane of continuous mixed color visible light reflection illumination.
  • the next line of mixed color visible light that is, the next line constituting the color video image, constitutes a visible light video image when all of them are continuous; the mirror mirror rotation in the mirror prism or mirror polygon mirror
  • the FIFO memory chip is controlled to stop the data stream output with time characteristics, that is, to stop the three primary colors or the three primary colors in the three primary color or multi-primary light-emitting tube rows corresponding to the parallel video data stream.
  • the primary color light emitting tube unit emits light, and when the curved mirror of the mirror prism or the mirror polygon mirror rotates to the beginning end of the next curved mirror, the first in first out memory chip is controlled to start output of the data stream with time characteristics, that is, control and parallel video data flow.
  • the three primary color or multi-primary color light-emitting tube units in the corresponding three primary color or multi-primary color light-emitting tube rows start to emit light, and the reflected light generated by continuously mixing the color visible light constitutes the next visible light video image, and the composition is received by the received analog signal data stream. Continuous dynamic color visual display.
  • the main feature of the present invention is to use an image processing chip to collect a color video signal provided by the mobile phone itself to the color display unit, and process the color video signal into a parallel video through an RGB generation circuit chip, a first-in first-out FIFO memory chip, and a serial-to-parallel conversion chip.
  • the color visible light video image playing unit is provided, and the parallel video data is converted into color visible light through the three primary colors or the multi-primary color light emitting tube row, and the colored visible light row is generated by the condensing mirror, and the lumen light emitting unit generates lumen visible light, and the color
  • the visible light row and the visible light form a mixed color visible light, which is processed in parallel by the beam mirror and the beam gap and is constrained into a narrow strip, and the mirror prism or the mirror polygon mirror rotates at a constant rotation speed and a constant direction to continuously change the mirror prism or the mirror polygon mirror.
  • the circuit and the color visible light video image playing unit are in the mobile phone, so that the mobile phone has the function of displaying the image on the small screen and playing the dynamic color visible light video image on the large screen at the same time.
  • the color visible light image playing device of the mobile phone of the invention can be used in any area with a broadband wireless network signal to complete the playing of the color high-definition visible light video signal onto the screen, thereby realizing simultaneous viewing by multiple people, completing distance teaching, surfing the Internet, video conferencing, etc.
  • the purpose is to provide convenience.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

L’invention concerne un appareil d’affichage d’image en lumière visible de couleur à partir d’un téléphone portable, comprenant un circuit de décodage pour obtenir des signaux vidéo couleurs à partir de signaux sans fil pour réseau haut débit, une unité de conversion permettant de convertir les signaux vidéo couleurs en chaînes de données vidéo parallèles et une unité d’affichage d’image en lumière visible de couleur. L’unité d’affichage d’image en lumière visible de couleur contient : une interface permettant de recevoir les chaînes de données de signaux parallèles et les signaux de commande, des lignes de diodes émettant en trois couleurs afin de produire la lumière visible de couleur, des lignes de lentilles convergentes pour faire converger la lumière visible de couleur, des éléments de diodes émettrices de lumen, une lentille de faisceau lumineux, des séparateurs de faisceau lumineux, des triples prismes à surface de miroir ou des multiprismes à surface de miroir pour recevoir et refléter la lumière visible de couleur mélangée, et une lentille négative pour recevoir la lumière visible de couleur mélangée qui est diffusée dans une seule direction et projetée à l’écran, de sorte que les chaînes de données analogiques reçues puissent produire des images visibles couleurs dynamiques séquentielles. Ainsi, les images vidéo de lumière visible haute définition peuvent être affichées à l’écran et visualisées par de nombreuses personnes. La présente invention concerne aussi un procédé d’affichage d’une image de lumière visible de couleur à partir d’un téléphone portable.
PCT/CN2005/001121 2005-02-22 2005-07-26 Appareil d’affichage d’image en lumière visible de couleur à partir d’un téléphone portable et procédé correspondant WO2006089468A1 (fr)

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CN 200510007459 CN1694514A (zh) 2005-02-22 2005-02-22 手机彩色可见光影像播放的方法及装置
CN200510007459.5 2005-02-22

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CN102096908B (zh) * 2010-12-17 2012-07-04 福州瑞芯微电子有限公司 一种移动终端的图像滤波方法
CN109618075A (zh) * 2018-11-14 2019-04-12 西安翔腾微电子科技有限公司 一种模型化显示控制方法和控制器

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