WiMi Hologram Cloud a number one international Hologram Augmented Actuality (“AR”) Know-how supplier introduced that it developed DMD-SSD high-speed digital hologram playback know-how. The know-how makes full use of some great benefits of digital micromirror units (DMDs) and stable state drives (SSDs), and realizes high-speed reconstruction and prime quality of advanced 3D objects containing thousands and thousands of level clouds by utilizing artificial coloration CGH and binary CGH packing know-how, in addition to space-time division multiplexing know-how. Devoted to fixing the challenges of storage, computation and playback effectivity up to now hologram know-how, it offers a brand new course for the longer term growth of hologram know-how.
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WiMi’s DMD-SSD high-speed digital hologram playback know-how relies on DMDs and SSDs, combining artificial coloration CGH and binary CGH packing strategies and space-time division multiplexing for high-speed, environment friendly holographic video storage, computation and playback. The next is a abstract of the technical framework of the know-how:
DMD: DMD is among the key elements of the know-how to attain high-speed holographic video playback. The DMD panel and DMD controller comprise a module that may drive the GPU to output coloration pictures. The DMD permits high-speed calculation of holograms and drives the DMD panel as a spatial gentle modulator (SLM) for show.
SSD: SSD is used as a storage medium with quick information studying and storage functionality. All computational holograms (CGH) for holographic video are pre-computed and saved within the SSD. Such storage helps high-speed playback of holographic movies by decreasing information entry time, permitting every packed body to be shortly loaded and decompressed.
Excessive-speed CGH computation: Excessive-speed CGH computation is required to attain visible persistence results. The artificial coloration CGH generates artificial coloration CGH by synthesizing six RGB binary CGHs, which is used to drive the DMD panel as SLM, whereas the binary CGH packing know-how is used to scale back the quantity of knowledge saved in SSDs and optimize the computational effectivity of holographic video.
Spatio-temporal multiplexing method: The unique 3D mannequin is spatially divided into many sub-objects, by way of electro-holography. In every body, the CGHs of the corresponding sub-objects Div-1 to Div-N are generated utilizing the spatio-temporal division multiplexing method and displayed on the SLM to appreciate the 3D picture reconstruction of every sub-object.
The technical framework of WiMi’s DMD-SSD high-speed digital hologram playback know-how makes full use of some great benefits of DMD and SSD, and realizes extremely environment friendly and clear hologram video playback by means of high-speed CGH computation and space-time division multiplexing know-how.
Knowledge pre-processing and storage: Knowledge pre-processing and segmentation are carried out for 3D objects containing many object factors. The unique 3D mannequin is spatially divided into a number of sub-objects and corresponding CGHs are generated for every sub-object. these CGH information are pre-calculated and saved in SSDs, and the packing strategy of binary CGHs is utilized to scale back the quantity of saved information with a view to optimize the cupboard space and enhance the studying effectivity.
Excessive-speed CGH computation and synthesis of coloration CGH: This adopts a number of optimization methods to enhance computational effectivity. First, a high-performance laptop system is utilized for CGH computation, which reduces the time value of CGH computation by optimizing the algorithm and computation course of. Second, an artificial coloration CGH method is integrated to synthesize six RGB binary CGHs into one CGH, which reduces the quantity of computation and improves computational effectivity. As well as, within the pre-processing stage, the quantity of knowledge required for computation is decreased by spatial segmentation and information processing of the 3D mannequin, which additional optimizes the CGH computation course of. Via the mixed software of those optimization methods, the method efficiently achieves high-speed CGH computation, which offers sturdy assist for the real-time era of high-definition holographic movies.
The conclusion of spatio-temporal multiplexing: In every body, the area of the unique 3D mannequin is partitioned into many sub-objects, the corresponding CGH is generated for every sub-object, and the 3D picture of every sub-object is reconstructed and displayed on the SLM by means of the collaborative work of the DMD panel and the DMD controller. Via the spatio-temporal multiplexing method, the degradation of 3D video reconstructed from 3D objects containing many object factors is averted, and the picture high quality of the holographic video is assured.
DMD-SSD: The pre-calculated CGH information saved in SSD is transformed into high-definition, high-quality holographic video by means of high-speed information loading and decompression, quick CGH calculation and synthesized coloration CGH know-how. The DMD, as one of many key elements, drives the SLM to show the synthesized coloration CGH, which realizes the high-speed digital digital playback of holographic video.
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WiMi’s DMD-SSD high-speed digital hologram playback know-how must be additional optimized and improved. When it comes to know-how, the pace and effectivity of CGH computation are improved by optimizing the algorithm and computation course of, and the computation value is additional decreased. As well as, analysis on holographic video information compression and storage is strengthened to additional enhance the effectivity of knowledge storage and studying. Via steady technical optimization and enchancment, the efficiency and reliability of the know-how might be additional enhanced to develop its software areas and market prospects. With the continual growth and maturity of hologram know-how, WiMi’s DMD-SSD high-speed digital hologram playback know-how is anticipated to develop into an essential breakthrough level and technical assist within the discipline of holograms. Extra modern functions and merchandise based mostly on this know-how are anticipated to emerge sooner or later.
As an rising hologram know-how, DMD-SSD high-speed digital digital holographic playback makes full use of some great benefits of digital micromirror units and solid-state drives, and efficiently realizes high-speed, high-definition holographic video storage, computation and playback by way of the synthesized coloration CGH and binary CGH packing know-how, in addition to space-temporal multiplexing know-how. The event and realization of this know-how successfully solves the ache factors of storage, calculation and playback effectivity up to now hologram know-how, and brings breakthroughs and potentialities for the appliance of hologram know-how.
Sooner or later, WiMi’s DMD-SSD high-speed digital hologram playback know-how is anticipated to play a extra intensive position in medical imaging, industrial design, digital actuality and augmented actuality, bringing a clearer and extra correct 3D imaging expertise to those fields. In the meantime, by means of steady technical optimization and enchancment, the know-how is anticipated to boost the calculation pace, information storage effectivity and picture high quality, additional increasing its software fields and market prospects. Via steady innovation and industrialization, DMD-SSD high-speed digital hologram playback know-how will deliver broader prospects and alternatives for the longer term growth of hologram know-how, and assist hologram know-how to develop into extra common.
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