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High-speed mass formulated storage and feature preserving method for multisource unformatted broadband data

A data cache, data technology, applied in memory systems, electrical digital data processing, input/output process of data processing, etc., to achieve the effect of improving versatility and flexibility of use

Active Publication Date: 2018-09-11
ZHONGBEI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In response to the urgent demand for general data storage equipment in the development, production, testing and maintenance of weapons and civilian equipment such as unmanned aerial vehicles and stratospheric airships in the aerospace field, through the use of high-speed multi-channel SRIO optical fiber interface reliable transmission technology, broadband data high-speed Mass storage technology, complex clock management technology, multi-source unformatted data formatting and recording technology, whole-process signal feature preservation technology, simultaneous recording and access technology, small and lightweight technology, etc., can effectively solve the problem of multi-channel high-speed serial data reliability. Transmission, high-speed mass reliable storage of multi-source data and other technical problems, invented a multi-source unformatted broadband data high-speed mass formatted storage and feature preservation method

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  • High-speed mass formulated storage and feature preserving method for multisource unformatted broadband data

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specific Embodiment approach 1

[0020] Specific implementation mode 1. Combination figure 1 and figure 2 Specific embodiments of the present invention will be described. The present invention adopts standardization, modularization and generalization design ideas in the design, and further improves the generality, reliability and testability of the present invention through design measures such as structural modularization, functional integration, small size and light weight, and performance measurability. , maintainability and safety. The present invention adopts the embedded storage framework based on FPGA, and its hardware composition block diagram is as follows figure 1 shown. The hardware system of the present invention mainly includes an input and output interface module, an FPGA main control module, a DDR3 cache module, a solid state disk array module, a power management module, a high-precision clock module and the like.

[0021] The input and output interface module mainly includes 8 SRIO optica...

specific Embodiment approach 2

[0026] Specific embodiment two, combine image 3 Specific embodiments of the present invention will be described. SRIO is a high-reliability, high-performance, packet-based, new-generation high-speed serial communication standard for embedded system development. The invention supports 8-way SRIO optical fiber interfaces, and selects the MPO multi-core watertight optical fiber connector with good performance, the HTA8530 photoelectric module and the GTX high-speed serial transceiver built in the FPGA to jointly form a high-speed optical fiber interface module. In view of the importance of the clock circuit in high-speed serial communication, and the close relationship between the data rate of the optical fiber link and the reference clock, this project controls the data rate of the single-channel SRIO optical fiber link to avoid complex electromagnetic problems caused by the high rate of the optical fiber link. The impact of the environment on the stability of the system, and ...

specific Embodiment approach 3

[0028] Specific embodiment three, combine Figure 4 Specific embodiments of the present invention will be described. In order to store multi-source unformatted data according to the set data format, the present invention adopts the variable-length frame header strategy to realize the unification of data format, further improving the versatility and flexibility of the developed data recording equipment. Its data frame format includes frame header and valid data. In order to realize the unification of the data format, the present invention sets the minimum data storage unit to be 512 bytes, and requires that the size of the data frame must be an integer multiple of 512 bytes, and the minimum is 512 bytes. The designed frame header format is as follows Figure 4 shown. The frame header format includes a 36-byte flag field with special meaning and a variable-length reserved field. Among them, the 36-byte special meaning mark includes 16-byte frame mark, 1-byte channel number m...

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Abstract

The invention provides a high-speed mass formulated storage and feature preserving method for multisource unformatted broadband data. Aiming at the demand for universal data storage equipment in the development, production, test and maintenance process of weapons like unmanned aerial vehicles and stratospheric airships and civilian equipment in the field of aerospace, the technical problems like multichannel high-speed serial data reliability transmission and multisource data high-speed mass reliability storage are effectively solved by adopting a high-speed multi-channel SPIO optical fiber interface reliability transmission technology, a broadband data high-speed mass storage technology, a complicated clock management technology, a multisource unformatted data formatted recording technology, a whole-process signal feature preserving technology, a recording and accessing simultaneous supporting technology, a small-size light weight technology and the like. The high-speed mass formulated storage and feature preserving method can be applied to the development, production, test and maintenance process of the equipment like aerial unmanned aerial vehicles and stratospheric airships inthe field of aerospace, high-speed mass storage of the multisource data is effectively achieved, and key data support is provided for performance analysis of relevant equipment to achieve performancetesting and estimation for the equipment.

Description

technical field [0001] The invention relates to broadband data acquisition, high-speed reliable transmission and mass storage technology of visible light cameras, infrared cameras, infrared high-resolution spectrometers, laser radar and other task loads in weapons such as unmanned aerial vehicles and stratospheric airships in the aerospace field, and in particular to A high-speed and mass storage method for broadband data based on an embedded architecture, which effectively solves technical problems such as high-speed and mass reliable storage of multi-source data, preservation of signal characteristics throughout the process, simultaneous support for recording and access, and formatted recording of multi-source unformatted data. The generalization, miniaturization and light weight of broadband data high-speed mass storage devices can be realized. Background technique [0002] With the development of aerospace technology, various new types of unmanned aerial vehicles, strato...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F3/06G06F12/0893G06F12/0897
CPCG06F3/0614G06F3/0619G06F3/0629G06F3/0656G06F3/0688G06F12/0893G06F12/0897G06F2212/1032G06F2212/202G06F2212/214
Inventor 王红亮
Owner ZHONGBEI UNIV
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