CN104679146B - A kind of VPX signal transactings backboard - Google Patents
A kind of VPX signal transactings backboard Download PDFInfo
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- CN104679146B CN104679146B CN201510118831.3A CN201510118831A CN104679146B CN 104679146 B CN104679146 B CN 104679146B CN 201510118831 A CN201510118831 A CN 201510118831A CN 104679146 B CN104679146 B CN 104679146B
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Abstract
Distributed signal disposal ability is improved in order to make full use of the advantage of VPX buses, reduce the cost of distributed system, improve its efficiency, the invention provides a kind of VPX signal transactings backboard, including power module, communication module, cache module, signal pre-processing module and D/A modules, the power module provides electric power for VPX signal transacting backboards, communication module receives data-signal that each distributed submodule detects from distributed environment and sends drive signal to outside, the signal pre-processing module is used to carry out signal digital amplification and digital filtering, the cache module is used for the input signal and output signal for keeping in signal pre-processing module, D/A modules are used to carry out analog-to-digital conversion to produce drive signal to be output.The present invention can be conducive to the data acquisition and processing (DAP) of distributed system, improve the robustness of distributed system, be conducive to each monitoring submodule of distributed system to be absorbed in functional exploitation.
Description
Technical field
The present invention relates to a kind of signal-processing board, in particular, it is related to a kind of VPX signal transactings backboard.
Background technology
With developing rapidly for integrated circuit, computer processing technology and software engineering, at the data of field of aerospace
Reason system platform shows following development trend：Communication bandwidth is more and more wider, transmission rate more and more higher, real-time process performance
Performance to processing platform proposes higher requirement.Additionally, due to the particular/special requirement in the fields such as military affairs, space flight, space flight, PCI,
Calculating bus architecture traditional PCI-e etc. is it is impossible to meet test to the demand in terms of bus bandwidth, system robustness.
Accordingly, it would be desirable to which data processing platform (DPP) has higher bus transfer bandwidth, stronger operational capability and more flexible data interaction
Ability.And processing platform (such as CPCI (the Compact Peripheral based on the shared parallel bus of additional fractionation
Component Interconnect), the platform such as VME (Versa Module Eurocard)), Bus Clock Rate and bus
Interface width determines that the basic performance of processing platform is doomed that these new demands can not be met.
It is by VITA (VME bus International that agreement, which exchanges (Versatile Protocol Switch, VPX),
Trade Association) organize to set up to meet high reliability under adverse circumstances, high bandwidth requirement it is of future generation senior
Calculating platform standard, is used by ANSI (American National Standards Institute).VPX buses
Technology is also gradually available for field of signal processing now.
And in distributed system field, the data that Distributed Detection module is detected often are processed by the server, or
Sometimes handled by detection module, but the scale that this structure is unfavorable for when distributed system reaches a certain degree of situation,
Because this can cause larger calculating pressure to server, and easily occur data loss problem.On the other hand, if number
It is placed on according to processing task on detection module, then the cost of Distributed Detection module can be caused to increase substantially.
The content of the invention
Improve distributed signal disposal ability in order to make full use of the advantage of VPX buses, reduction distributed system into
This, improves its efficiency, the invention provides a kind of VPX signal transactings backboard, including power module, communication module, cache module,
Signal pre-processing module and D/A modules, the power module provide electric power for VPX signal transacting backboards, communication module from point
Cloth environment receives the data-signal that each distributed submodule detects and sends drive signal to outside, and the signal is located in advance
Managing module is used to carry out signal digital amplification and digital filtering, and the cache module is used to keep in the defeated of signal pre-processing module
Enter signal and output signal, D/A modules are used to carry out analog-to-digital conversion to produce drive signal to be output.
Further, the power module provides 6 phase power supplys for VPX signal transacting backboards.
Further, the communication module includes radio communication submodule.
Further, the communication module includes realizing the chip of PCI communication protocols.
Further, the VPX signal transactings backboard also includes control module.
Further, the control module is using DSP serial TMS320C 6000.
Further, the signal pre-processing module includes digital signal amplifier and digital signal filter.
Further, the wave filter is iir filter.
Beneficial effects of the present invention include：The data acquisition and processing (DAP) of distributed system can be conducive to, improve distributed
The robustness of system, is conducive to each monitoring submodule of distributed system to be absorbed in functional exploitation.
Brief description of the drawings
Fig. 1 is the structural representation of the VPX signal transacting backboards of the present invention.
Embodiment
1 the present invention is further illustrated below in conjunction with the accompanying drawings.As shown in figure 1, VPX signal transactings backboard includes power supply
Module, communication module, cache module, signal pre-processing module, control module and D/A modules, the power module are believed for VPX
Number processing backboard provides electric power, and communication module receives data-signal that each distributed submodule detects simultaneously from distributed environment
Drive signal is sent to outside, the signal pre-processing module is used to carry out signal digital amplification and digital filtering, described slow
Storing module is used for the input signal and output signal for keeping in signal pre-processing module, and D/A modules are used to carry out analog-to-digital conversion to produce
Raw drive signal to be output, under the driving of the drive signal, data are passed in the way of analog signal by communication module
It is defeated to arrive server.The control module controls the work schedule of other above-mentioned modules.The signal pre-processing module includes numeral
Signal amplifier and iir filter.For simplicity reasons, power module not shown in Fig. 1.The power module is VPX signals
Handle backboard and 6 phase power supplys, to improve the job stability of the VPX signal transacting backboards under wild environment, strengthening system are provided
Robustness.
Communication module includes receiving unit and transmitter unit, and wherein receiving unit includes WiFi module, and transmitter unit includes
The pci interface chip of PCI communication protocols is realized, pci interface chip uses the PCI Special Interface Chips of PLX companies
PCI9656.PCI9656 is a power PC I accelerators, PCI9656 interfaces support 64bit/66MHz, 64bit/33MHz,
Tetra- kinds of patterns of 32bit/66MHz and 32bit/33MHz, local end is 32bit/66MHz bus protocols.This pci interface chip branch
Hold 3 kinds of transmission modes：Holotype, slave pattern and DMA mode.
The control module or uses MSP430 single-chip microcomputers using the DSP of the series of TMS320C 6000, ARM9 single-chip microcomputers,
One or more in CortexM3 single-chip microcomputers, 8051 single-chip microcomputers.
Cache module includes the first subarray and the second subarray, and the VPX signal transacting backboards are transferred in order to work as
When data volume is larger, it is unlikely to occur data traffic block.Wherein, the first subarray is used for single to other compositions of VPX back panel
Member carries out data and backed up temporarily, and the second subarray is used to keep in the intermediate data, and when the first subarray completes standby
After part, other each component units of the control module control VPX back panel are resetted.In this structure, the VPX back panel is also
Including network data flash units.Network data flash units are used to control other of VPX back panel in the control module
During each component units are resetted, communication module is receiving and data to be sent for storage.
The flash units can be encapsulated as：POP (laminate packaging, package on Package), ball grid array
(Ball Grid Arrays, BGA), wafer-level package (Chip Scale Package, CSP), plastic tape leaded chip carrier
(Plastic Leaded Chip Carrier, PLCC), plastics dual-in-line package (Plastic Dual In-line
Package, PDIP), nude film encapsulation (Die in Waffle Pack) in lamination, bare die form (Die in Wafer in chip
Form), chip on board (chip on board, COB), ceramic double-row straight cutting encapsulation (Ceramic Dual In-line
Package, CERDIP), it is plastic standard four-armed olfactometer (Plastic Metric Quad Flat Pack, MQFP), slim
Four-armed olfactometer (Thin Quad Flat Pack, TQFP), small outline integrated circuit (Small Outline
Integrated Circuit, SOIC), the small outline packages of scaled-down version (Shrink Small Outline Package, SSOP),
Thin Small Outline Package (Thin Small Outline Package, TSOP), system in package (System In Package,
SIP), multi-chip package (Multi Chip Package, MCP), wafer level structure encapsulation (Wafer-level Fabricated
Package, WFP), wafer-level process stacked package (Wafer-level Processed Stack Package, WSP), etc.
Deng.
According to a preferred embodiment of the invention, each component units in the VPX back panel enter line number by PCI-E buses
According to communication.
It is embodiments of the invention as described above.The present invention is not limited to the above-described embodiments, anyone should learn that
The structure change made under the enlightenment of the present invention, the technical schemes that are same or similar to the present invention each fall within this
Within the protection domain of invention.
Claims (6)
1. a kind of VPX signal transactings backboard, including power module, communication module, cache module, signal pre-processing module, control
Module and D/A modules, it is characterised in that the power module provides electric power for VPX signal transacting backboards, communication module from point
Cloth environment receives the data-signal that each distributed submodule detects and sends drive signal to outside, and the signal is located in advance
Managing module is used to carry out signal digital amplification and digital filtering, and the cache module is used to keep in the defeated of signal pre-processing module
Enter signal and output signal, D/A modules are used to carry out analog-to-digital conversion to produce drive signal to be output；
The control module is using DSP serial TMS320C6000；
The communication module includes receiving unit and transmitter unit, and wherein receiving unit includes WiFi module, and transmitter unit includes
The pci interface chip of PCI communication protocols is realized, pci interface chip uses the PCI Special Interface Chips of PLX companies
PCI9656；
The control module using TMS320C6000 series DSP, or use MSP430 single-chip microcomputers, ARM9 single-chip microcomputers,
One or more in CortexM3 single-chip microcomputers, 8051 single-chip microcomputers；
Cache module includes the first subarray and the second subarray, in order to when the data for being transferred to the VPX signal transacting backboards
When measuring larger, it is unlikely to occur data traffic block；Wherein, the first subarray is used to enter other component units of VPX back panel
Row data are backed up temporarily, and the second subarray is used to keep in intermediate data, and after the first subarray completes to back up, it is described
Other each component units of control module control VPX back panel are resetted；In this structure, the VPX back panel also includes network
Data flash units；Network data flash units are used to control other each compositions of VPX back panel single in the control module
During member is resetted, store that communication module is receiving and data to be sent.
2. VPX signal transactings backboard according to claim 1, it is characterised in that the power module is VPX signal transacting backboards
6 phase power supplys are provided.
3. VPX signal transactings backboard according to claim 1, it is characterised in that the communication module includes radio communication submodule
Block.
4. VPX signal transactings backboard according to claim 1, it is characterised in that the communication module includes realizing PCI communication protocols
The chip of view.
5. VPX signal transactings backboard according to claim 1, it is characterised in that the signal pre-processing module, which includes numeral, to be believed
Number amplifier and digital signal filter.
6. VPX signal transactings backboard according to claim 5, it is characterised in that the wave filter is iir filter.
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| CN201510118831.3A CN104679146B (en) | 2015-03-18 | 2015-03-18 | A kind of VPX signal transactings backboard |
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| CN201510118831.3A CN104679146B (en) | 2015-03-18 | 2015-03-18 | A kind of VPX signal transactings backboard |
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| CN104679146B true CN104679146B (en) | 2017-11-07 |
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Citations (4)
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|---|---|---|---|---|
| CN101794268A (en) * | 2010-03-16 | 2010-08-04 | 中国电子科技集团公司第十四研究所 | Processing module capable of reconstructing signals based on VPX bus |
| CN102710477A (en) * | 2012-05-15 | 2012-10-03 | 浙江大学 | Data processing system based on VPX bus structure |
| CN203746060U (en) * | 2014-03-13 | 2014-07-30 | 西安睿控创合电子科技有限公司 | Solid-state memory board card based on VPX architecture |
| CN104243174A (en) * | 2014-10-10 | 2014-12-24 | 沈辉 | Network and SRIO (serial rapid input/output) data exchanging plate based on VPX bus and control method for network and SRIO data exchanging plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102007386B1 (en) * | 2013-05-30 | 2019-08-05 | 에스케이하이닉스 주식회사 | Digital to analog converter, image sensor having the same and method of driving image sensor |
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2015
- 2015-03-18 CN CN201510118831.3A patent/CN104679146B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101794268A (en) * | 2010-03-16 | 2010-08-04 | 中国电子科技集团公司第十四研究所 | Processing module capable of reconstructing signals based on VPX bus |
| CN102710477A (en) * | 2012-05-15 | 2012-10-03 | 浙江大学 | Data processing system based on VPX bus structure |
| CN203746060U (en) * | 2014-03-13 | 2014-07-30 | 西安睿控创合电子科技有限公司 | Solid-state memory board card based on VPX architecture |
| CN104243174A (en) * | 2014-10-10 | 2014-12-24 | 沈辉 | Network and SRIO (serial rapid input/output) data exchanging plate based on VPX bus and control method for network and SRIO data exchanging plate |
Non-Patent Citations (1)
| Title |
|---|
| 基于VPX 高速综合信息处理平台设计;洪艳;《导弹与航天运载技术》;20110630(第3期);正文第58-61页 * |
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