WO2016161935A1 - Procédé pour moduler des données par un modulateur spatial de lumière et système de projection - Google Patents

Procédé pour moduler des données par un modulateur spatial de lumière et système de projection Download PDF

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Publication number
WO2016161935A1
WO2016161935A1 PCT/CN2016/078562 CN2016078562W WO2016161935A1 WO 2016161935 A1 WO2016161935 A1 WO 2016161935A1 CN 2016078562 W CN2016078562 W CN 2016078562W WO 2016161935 A1 WO2016161935 A1 WO 2016161935A1
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WIPO (PCT)
Prior art keywords
light
bit
segment
laser
segments
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PCT/CN2016/078562
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English (en)
Chinese (zh)
Inventor
郭祖强
胡飞
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深圳市光峰光电技术有限公司
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Publication of WO2016161935A1 publication Critical patent/WO2016161935A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • 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 invention relates to a method for displaying data processing, in particular to a method and a projection system for modulating data by a spatial light modulator.
  • the spatial light modulator Digital Micromirror DMD
  • DMD has the characteristics of fast response, and can realize color projection display with time-switched primary color light, thereby making a monolithic DMD.
  • the projection system has become a more mature technology.
  • the monolithic DMD projection system is widely used in the low-end and mid-end markets because of its simple structure and low cost.
  • US Patent No. 7,547,114 B2 provides a method for a semiconductor laser to excite different fluorescent pink segments on a color wheel to form different primary colors of light, which has the advantages of high light efficiency and small optical expansion, so it is rapidly developed and is an ideal choice for projector light sources. .
  • the red light phosphor or the orange phosphor which generates red light has low excitation efficiency, and the fluorescence generated at the same time needs to be filtered with the corresponding filter to filter out the short-wavelength light to make the red light. More pure, this results in a very low red fluorescence efficiency. Therefore, for the system, the red light brightness has a lower proportion of the overall brightness, that is, the Red content is lower. At the same time, there is a gap between color coordinates and gamut standards such as REC.709 or DCI.
  • the light source system can be improved.
  • the fluorescence efficiency, brightness, and color coordinates are improved, and the speckle of the laser is also within an acceptable range. This is a feasible method.
  • Program For this reason, by mixing orange fluorescence and red laser light in time series, it is possible to efficiently utilize red laser light and orange fluorescent light emission, thereby saving cost.
  • the corresponding DMD control device becomes an important part of the projection system.
  • the four-segment color wheel corresponds to four primary colors
  • the red laser and the orange fluorescent light become two primary colors
  • the red light of the system is provided by the red laser.
  • the speckle phenomenon is very serious, and the original intention of combining the laser and the fluorescent timing is lost. Therefore, how to realize a control method for laser and fluorescence timing combining light to fuse two colors of light, thereby improving display brightness and reducing speckle, becomes the most critical problem affecting whether the light source can be applied to an actual projection system. .
  • the present invention provides a method for modulating data by a spatial light modulator, comprising the following steps:
  • At least one primary color light to be modulated comprising a first light and a second light, a first sub-bit segment of at least one bit segment of the modulation unit modulating the first light, a second sub-bit region The segment modulates the second light.
  • the first light is a laser
  • the second light is fluorescent
  • the light intensity of the primary color light to be modulated is constant, and the least significant bit of the data to be modulated in one frame is set as the first bit segment, the bit weight is set to 1, and the corresponding modulation duration is set to t, nth
  • the bit weight of the bit segment is 2 n-1
  • the modulation period of the nth bit segment is 2 n-1 t.
  • segment segments are equally divided into an even number of sub-bit segments, and the modulation durations of the bit segments are equally distributed on the respective sub-bit segments.
  • the number of sub-bit segments divided by the bit segment with higher bit weight is more than the number of sub-segments divided by the bit segment with lower bit weight.
  • the least significant bit of the data to be modulated of one frame is set as the first bit segment, the bit weight is 1, and the corresponding modulation duration is t, and the light intensity of the primary color light to be modulated is set as follows: m The intensity of the mth bit in the lower segment is 2 m-1 p, p is the intensity of the primary color corresponding to the first segment, and the modulation duration from the second segment in the m lower segments is Set to 2t, the modulation durations of the bit segments are equally distributed on the respective sub-bit segments; the light intensity of the primary color corresponding to each segment in the k high-order segments is 8p, and p is the corresponding corresponding to the first segment.
  • the base light intensity value, the k-th high-order modulation duration in the k upper-order segments is 2 kn/2 t; in the above m lower-order segments, m takes an integer between 1 and n/2, and k high-order regions
  • the value of k in the segment is an integer between n/2 and n, and the high and low segments are divided by the bit weight corresponding to the bit segment.
  • segment segments are equally divided into an even number of sub-bit segments, and the modulation durations of the bit segments are equally distributed on the respective sub-bit segments.
  • the step of setting the intensity of the primary color light to be modulated further comprises: generating a light source of the primary color light comprising m+1 groups, m low-level segments configured with m groups of light sources, and m group light sources being turned on according to each The intensity of the segments is combined to achieve the corresponding intensity of each segment; the k upper segments share a set of light sources, and the corresponding light intensity of each segment is achieved according to the modulation duration values in the k upper segments.
  • each group of light sources includes a first light emitting component that emits laser light and a second light emitting component that emits fluorescence; the first light emitting component is turned on in the first sub-bit segment of the at least one bit segment, and the second sub-bit segment is turned on. a second lighting assembly.
  • the method for modulating the data to be modulated on the first bit segment is: transmitting a second illuminating component of the second component color while the first illuminating component that emits the laser light is turned off turn on.
  • the laser is modulated in a first half of the first bit segment, and the fluorescence is modulated in a second half of the first bit segment.
  • a sum of a brightness of the laser light and a brightness of the fluorescent light is equal to a brightness of the primary color light
  • a color coordinate of the laser light mixed with the fluorescent light is equal to a color coordinate of the primary color light
  • the light source emitting the laser and the fluorescent light comprises a light emitting component and a color wheel
  • the light emitting component comprises a first light emitting component and the second light emitting component
  • the color wheel is provided with at least one phosphor and a scattering a segment, the light emitted by the first emitting element passes through the scattering segment to form a laser, and the second illuminating element emits light through the phosphor and is converted into fluorescence.
  • the first light-emitting element is a red laser
  • the laser is a red laser
  • the second light-emitting element is excitation light
  • the phosphor is an orange phosphor
  • the fluorescence is an excitation light through an orange phosphor. Converted orange fluorescence.
  • the first illuminating element is a green laser
  • the laser is a green laser
  • the second illuminating element is a blue laser
  • the phosphor is a green phosphor
  • the fluorescence is a blue laser emitted by a blue laser. Green fluorescence after green phosphor conversion.
  • the color coordinates of the laser and the fluorescent mixture are the same as the color coordinates of the corresponding primary color light in the data to be modulated, and the brightness of the laser and the fluorescent mixture is the same as the brightness of the corresponding primary light in the data to be modulated. .
  • the present invention further divides the bit segment into smaller sub-bit segments by dividing the data frame to be modulated into bit segments, and respectively loading laser and fluorescence in each sub-bit segment of each different bit segment. In this way, the two color lights are combined in time series, which improves the display brightness and also reduces the speckle.
  • Another aspect of the present invention provides a projection system in which a spatial light modulator modulates data to be projected by the above method to obtain a projection system having a high light utilization efficiency.
  • FIG. 1 is a schematic diagram of processing data according to Embodiment 1 of the present invention.
  • FIG. 2 is a schematic diagram of opening and closing of a light source when the least significant bit is processed according to Embodiment 1 of the present invention
  • FIG. 3 is a schematic diagram of processing data according to Embodiment 2 of the present invention.
  • FIG. 4 is a schematic diagram of processing data according to Embodiment 3 of the present invention.
  • FIG. 5 is a schematic diagram of light source opening and closing when the least significant bit is processed according to Embodiment 3 of the present invention.
  • Figure 6 is a view showing a projection system of Embodiment 4 of the present invention.
  • Figure 7 is a structural diagram of a color wheel of a projection system according to Embodiment 4 of the present invention.
  • the monochrome image modulation period of each frame of the data to be modulated in the protection scheme of the present invention is divided into 8 bit segments.
  • the division of the bit segment is expressed by how many bits of binary data can be expressed by the gray value of each pixel.
  • a pixel with 256 gray values can be expressed in 8-bit binary, assuming that the image is transmitted at a rate of 60 frames per second.
  • Three kinds of primary color light are selected, and one of them is exemplified below. At least one primary color light includes two components of color light, and one frame of monochrome data has a duration of 5555.6 microseconds.
  • the present embodiment is red.
  • the primary color light is red laser R and orange fluorescent O, respectively (of course, other primary light, for example, green laser and green fluorescent light, and the present embodiment is not limited to the segments.
  • the modulation color on the following will be expressed by R for red laser and O for orange fluorescence.
  • Bit weights are assigned to 8 bit segments of a frame of data to be modulated, and bit weights given in order from bit low to high are 2 0 , 2 1 , 2 2 , 2 3 , 2 4 , 2 5 , 2 6 2 7 , the bit weight value given by each segment corresponds to the 8-bit gray value, and the gray scale of 1 to 255 can be realized.
  • the red laser and the orange fluorescent light can be combined in time series. Further subdividing, when each segment is divided into sub-bit segments, it is preferable that each bit segment is divided into 2 a uniform sub-bit segments (0 ⁇ a ⁇ n ⁇ integer).
  • the bit weight of the first section 20 is the least significant bit than the remaining seven segments are each divided into two sub-bit section of the same, according to need may be modulated in accordance with Other ways to divide sub-bit segments.
  • the red laser light R and the orange fluorescent light O are constant in intensity
  • the red laser light R is modulated in the first sub-bit segment of each bit segment
  • the orange fluorescent light O is modulated in the second sub-bit segment of the bit segment. Since the light intensity is constant, the gray value on each segment is only related to the modulation duration of the bit segment, so the modulation time corresponding to the weight of each segment bit is allocated according to the bit weight, assuming the least significant bit is the first bit region.
  • modulation segment length t the modulation time you segment followed by: 2 0 t, 2 1 t , 2 2 t, 2 3 t, 2 4 t, 2 5 t, 2 6 t, 2 7 t
  • the modulation period of the first sub-bit segment and the second sub-bit segment of the eighth bit segment are both 64t, and so on.
  • the red laser R and the orange fluorescent O are respectively provided with a red laser and a color wheel.
  • the color wheel is provided with an orange phosphor segment and a scattering segment.
  • the excitation source excites the orange phosphor to generate orange fluorescence O, and the red laser emits red laser.
  • a red laser R is formed after the segment, and the sum of the luminances of the preferred red laser R and the orange fluorescent O is equal to the luminance of the red primary light, and the mixed color of the red laser R and the orange fluorescent O is equal to the color coordinate of the red primary light.
  • the excitation light is preferably a 445 nm blue laser.
  • the red laser R and the orange fluorescent O are provided by the color wheel, the light source structure is simple, and the advantages of the red laser R and the orange fluorescent O are complementary, and the image brightness is high and the speckle is small.
  • the least significant bit segment ie the first segment
  • R light occupies half of the time (t/2).
  • O light accounts for half of the time (t/2).
  • the red laser is turned off and the blue laser is turned on, and the light source is required to be quite high. Therefore, the method of FIG. 2 can be adopted. When the red laser starts to be turned off, the blue laser is turned on, and the two overlap in the t period to achieve the mixed light. The effect is that the switching time of the light source is required to be reduced, which is easier to implement.
  • This embodiment differs from the first embodiment only in that, in addition to the first embodiment, in order to increase the frequency of optical switching, the flicker effect is prevented from being received by the human eye for a long period of time (the Flicker effect refers to a person).
  • the eye receives a phenomenon of flicker caused by a long interval of light and dark light signals.
  • the bit segment is evenly divided, and the bit segment with a higher weight value is divided into more sub-bit segments, such as As shown in FIG.
  • the 8th bit segment having a weight value of 2 7 is equally divided into 8 copies, and R light and O light are each allocated 4 copies, and the modulation duration on each sub bit segment is 16 t; the bit weight is 2 6
  • the 7th segment is divided into 4 parts on average, and R light and O light are allocated 2 copies each, and the modulation duration on each sub-bit segment is also 16t.
  • the switching frequency of R light and O light is added. Large, avoiding the flicker effect.
  • the main idea is to reduce the modulation time ratio of the bit segment with significant bit weight by using a relatively large light intensity, and increase the time segment ratio of the bit segment value comparison, so that the least significant bit can be made more abundant.
  • the time is modulated to accommodate the opening and closing time of the laser.
  • the projection system of the present embodiment is also selected by using a projection system of 8-bit gray value.
  • the eight bit segments are divided into two groups according to the bit weight, as shown in FIG. 4, the first group is The four bit segments with smaller bit weights are the least significant bit with a bit weight value of 2 0 , that is, the first bit segment, the second bit segment with a bit weight value of 2 1 , and the bit weight value is 2 2 .
  • the third bit segment and the fourth bit segment with bit weights of 2 3 ; the second group is 4 bit segments with larger bit weights, respectively, the bit weight value is 2 4 ie the fifth bit segment, bit weight The sixth bit segment having a value of 2 5 , the seventh bit segment having a bit weight value of 2 6 and the eighth bit segment having a bit weight value of 27 .
  • the light intensity of each bit segment of the first group is configured as: the light intensity of the first segment is p, the light intensity of the second segment is 2p, the light intensity of the third segment is 4p, and the light intensity of the fourth segment is 8p; each bit of the first group
  • the modulation duration of the segment is 2t, and t is the modulation duration of the least significant segment.
  • the intensity of each bit segment of the second group is configured to be 8p
  • the modulation time is configured as follows: the modulation period of the fifth bit segment is 2t, the modulation duration of the sixth bit segment is 4t, and the modulation of the seventh bit segment The duration is 8t, and the modulation period of the eighth segment is 16t.
  • the second bit segment to the eighth bit segment are each divided into 2 sub-bit segments, and the modulation duration allocated to each sub-bit segment of the eighth bit segment is 8t, then Each sub-bit segment of the seventh bit segment is assigned a modulation duration of 4t, ... each sub-bit segment of the fourth bit segment is assigned a modulation duration of t, and so on.
  • the intensity configuration of the first group of four bit segments is implemented by combining four sets of light sources, specifically each group of light sources includes a first light emitting component that emits laser light and a second light emitting component that emits fluorescence, wherein three sets of light sources L1
  • the intensity of the laser light and the fluorescence emitted by the first light-emitting component and the second light-emitting component of L2 and L3 are both p
  • the intensity of the laser light and the fluorescence emitted by the first light-emitting component and the second light-emitting component of the fourth group light source L4 are both 2p; in the first segment, the light source group L1 is turned on, the second segment light source group L2 is turned on, and the third segment light source groups L2 and L3 are simultaneously turned on, and the fourth segment light source group L2 is turned on.
  • L3 and L4 are turned on at the same time.
  • the first bit segment and the second segment segment share a set of light sources, and the first bit segment and the second bit segment can be satisfied by controlling the lighting time of the first lighting component and the second lighting component. .
  • the second set of 4 bit segments shares a set of light sources, as well as a first illumination assembly for emitting laser light and a second illumination assembly for emitting fluorescence, each having an intensity of 8 p.
  • the modulation time is 2 times higher than that of 21.8 ⁇ s, and the modulation rate of the light source can be reduced.
  • the R light laser off and the B light laser on are realized in this time, which is the least significant bit in this embodiment.
  • the segment modulation duration is 8 times that of Embodiment 1, and the red laser and the blue laser have sufficient time to turn on and off during this period of time, so the first light-emitting component for the least significant bit segment (LSB) in this embodiment is
  • the first half is opened, and the second lighting assembly is turned on in the second half to achieve the laser in the first half of the first segment Modulation, the fluorescence being modulated in the second half of the first bit segment.
  • the projection system includes light sources 501 and 502, a dichroic mirror 503, and a collection lens 504. And 506, color wheel 505, square bar 507, optical relay system 508, TIR prism 509, DMD chip 510 and its control device 511, projection lens 512.
  • the light source 501 is a 445 nm blue laser
  • 502 is a 638 nm red laser module
  • the blue laser emitted by the blue laser 501 and the red laser emitted by the red laser module 502 are combined at the dichroic mirror 503 to transmit blue light and reflect red light.
  • the light beam after the light is focused by the collecting lens 504 onto the color wheel 505.
  • the color wheel 505 is a four-stage color wheel as shown in FIG. 7, wherein the blue segment, the green segment and the orange segment are respectively coated with scattering powder and green phosphor. , orange phosphor, the diffuser segment is direct transmission, the blue laser is excited to generate blue, green and orange fluorescence in the blue, green and orange segments respectively.
  • the blue laser 501 is turned off, the red laser module 502 is opened, and the collimator lens 504 is focused to the diffuser and transmitted.
  • the time-series light emitted from the color wheel 505 passes through the collecting lens 506 and enters the square bar 507. After the light is dimmed, it reaches the TIR prism 509 via the optical relay system 508, and reaches the DMD after reflection.
  • the chip 510 under the control of the DMD control system 511, modulates the incident light by the DMD, transmits the TIR prism 509 after exiting, and finally images the projection lens 512.

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  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
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  • Optics & Photonics (AREA)
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Abstract

L'invention concerne un procédé de modulation de données par un modulateur spatial de lumière dans le but de résoudre le problème technique de combinaison de couleurs différentes en une séquence temporelle pour mélanger la lumière de deux couleurs ensemble de manière à améliorer la luminosité de l'affichage et à réduire simultanément le chatoiement. Le procédé comprend les étapes suivantes : convertir chaque trame de données destinées à être modulées en n segments binaires, chaque segment binaire étant affecté d'un poids binaire ; diviser au moins un segment binaire en au moins un premier segment binaire secondaire et un second segment binaire secondaire, et charger, dans le modulateur spatial de lumière, des trames des données destinées à être modulées qui ont été converties en segments binaires ; au moins un type de lumière de couleur primaire destinée à être modulée, la lumière de couleur primaire comprenant un laser et une fluorescence, le premier segment binaire secondaire dans l'au moins un segment binaire de l'unité de modulation modulant le laser, et le second segment binaire secondaire dans l'au moins un segment binaire de l'unité de modulation modulant la fluorescence. Par combinaison de deux types de lumière colorée dans une séquence temporelle, une luminosité d'affichage est améliorée pendant que le chatoiement est réduit.
PCT/CN2016/078562 2015-04-09 2016-04-06 Procédé pour moduler des données par un modulateur spatial de lumière et système de projection WO2016161935A1 (fr)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11580435B2 (en) 2018-11-13 2023-02-14 Atom Computing Inc. Scalable neutral atom based quantum computing
US11797873B2 (en) 2020-03-02 2023-10-24 Atom Computing Inc. Scalable neutral atom based quantum computing
US11875227B2 (en) 2022-05-19 2024-01-16 Atom Computing Inc. Devices and methods for forming optical traps for scalable trapped atom computing
US11995512B2 (en) 2018-11-13 2024-05-28 Atom Computing Inc. Scalable neutral atom based quantum computing

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108227355B (zh) * 2016-12-15 2019-10-25 深圳光峰科技股份有限公司 光源***及投影装置
CN111818317B (zh) * 2017-03-23 2021-12-14 深圳光峰科技股份有限公司 一种显示***
CN109426052B (zh) * 2017-08-24 2021-04-06 深圳光峰科技股份有限公司 投影***
CN111491144B (zh) * 2019-01-28 2023-04-07 深圳光峰科技股份有限公司 显示方法、显示***及计算机存储介质
CN110177262B (zh) * 2019-05-24 2020-08-04 华中科技大学 一种基于位深度分割的投影加速方法、***及装置
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020021303A1 (en) * 2000-07-27 2002-02-21 Sony Corporation Display control apparatus and display control method
US20020145585A1 (en) * 2000-05-03 2002-10-10 Richards Peter E. Monochrome and color digital display systems and methods for implementing the same
CN101251645A (zh) * 2007-02-20 2008-08-27 明锐有限公司 用快速响应光源提高对比度
CN101490736A (zh) * 2006-07-12 2009-07-22 硅探索株式会社 用于减少各彩色像素之间的伪色的彩色显示***
US20100073568A1 (en) * 2008-09-22 2010-03-25 Uni-Pixel Displays, Inc. Field Sequential Color Encoding For Displays
CN102418905A (zh) * 2010-12-30 2012-04-18 绎立锐光科技开发(深圳)有限公司 多色发光装置
CN202615106U (zh) * 2012-01-14 2012-12-19 深圳市光峰光电技术有限公司 发光装置及投影***

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020145585A1 (en) * 2000-05-03 2002-10-10 Richards Peter E. Monochrome and color digital display systems and methods for implementing the same
US20020021303A1 (en) * 2000-07-27 2002-02-21 Sony Corporation Display control apparatus and display control method
CN101490736A (zh) * 2006-07-12 2009-07-22 硅探索株式会社 用于减少各彩色像素之间的伪色的彩色显示***
CN101251645A (zh) * 2007-02-20 2008-08-27 明锐有限公司 用快速响应光源提高对比度
US20100073568A1 (en) * 2008-09-22 2010-03-25 Uni-Pixel Displays, Inc. Field Sequential Color Encoding For Displays
CN102418905A (zh) * 2010-12-30 2012-04-18 绎立锐光科技开发(深圳)有限公司 多色发光装置
CN202615106U (zh) * 2012-01-14 2012-12-19 深圳市光峰光电技术有限公司 发光装置及投影***

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11580435B2 (en) 2018-11-13 2023-02-14 Atom Computing Inc. Scalable neutral atom based quantum computing
US11995512B2 (en) 2018-11-13 2024-05-28 Atom Computing Inc. Scalable neutral atom based quantum computing
US11797873B2 (en) 2020-03-02 2023-10-24 Atom Computing Inc. Scalable neutral atom based quantum computing
US11875227B2 (en) 2022-05-19 2024-01-16 Atom Computing Inc. Devices and methods for forming optical traps for scalable trapped atom computing

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