CN201111037Y - Paralleling calculating device and system based on DSP - Google Patents
Paralleling calculating device and system based on DSP Download PDFInfo
- Publication number
- CN201111037Y CN201111037Y CNU2007201738598U CN200720173859U CN201111037Y CN 201111037 Y CN201111037 Y CN 201111037Y CN U2007201738598 U CNU2007201738598 U CN U2007201738598U CN 200720173859 U CN200720173859 U CN 200720173859U CN 201111037 Y CN201111037 Y CN 201111037Y
- Authority
- CN
- China
- Prior art keywords
- concurrent operation
- dsp
- parallel
- control unit
- indicative control
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model provides a parallel computation device based on DSP and the system thereof. The device comprises a display control unit including a first DSP, a first microprocessor connected with the first DSP, a first programmable control logic device, a display and at least two communication interfaces; a parallel switching unit including a second DSP, a second microprocessor connected with the second DSP, a second programmable control logic device and at least three communication interfaces; a computation unit including a third DSP, a third programmable control logic device connected with the third DSP, a memory and two communication interfaces; wherein one communication interface of the parallel switching unit is connected with one communication interface of the display control unit and the other two communications of the parallel switching unit are respectively connected with the two communication interfaces of the computation unit. The parallel computation device and the system thereof are used for solving the problems of high cost, large size and high power consumption of the parallel computation device.
Description
Technical field
The utility model is a kind of parallel computation unit and system based on DSP about the computing machine parallel computing concretely.
Background technology
It is to be accompanied by the appearance of robot calculator and the emerging cross discipline that develops and obtain widespread use rapidly that science is calculated, and is requisite tie and the instrument that mathematics and computer realization thereof are used in high-tech area.
Parallel computation can utilize parallel computer or Distributed Computer System to provide single processor not available computing power.People are in the effort of development next generation computer, and a common characteristic adopts concurrent technique exactly.The technology that increases operation amount in the same time interval is so-called parallel processing technique; The computing machine system designed for parallel processing is referred to as parallel computer; The problem of finding the solution on parallel computer is referred to as parallel computation; The algorithm of realizing the problem of finding the solution on parallel computer can be referred to as parallel algorithm.
Concurrency (parallelism) has two kinds of implications: the one, and simultaneity (simutaneity), that is concurrency refers to that two or more incidents are with asking for the moment generation; The 2nd, concurrency (ncurrency) refers to the interior at interval at one time generation of two or more incidents.
In the prior art, Network of Workstation is to utilize the High Speed General network with one group of high-performance workstation or high-grade PC, couples together by certain structure, under parallel Programming and the support of visual man-machine interaction Integrated Development Environment, uniform dispatching, Coordination Treatment realizes the system that efficient parallel is handled.From the communication mode between structure and node, it belongs to distributed storage system.Main frame in the Network of Workstation and network can be isomorphisms, also can be isomeries.
The characteristics of Network of Workstation are the performance height, and speed is fast, but price is high, and power hungry, floor area are very big.Network of Workstation has become the developing direction of high-performance computer at present, and the high-performance computer system overwhelming majority of top500 ranking list is a Network of Workstation in the world.
Although group of planes formula parallel system has superpower performance, speed reaches hundreds of TFlops/second, but some extensive and ultra-large HPC (high-performance calculation) users pay close attention to energy consumption (every watt of calculated performance Flops/W) and floor area (every square metre of calculated performance Flops/m2) as the important indicator that HPC chooses now.Some HPC suppliers are also cutting down the consumption of energy and reduce system's floor area and study as strategic problem, even the power consumption control problem are brought up to the height of architecture Design.
China's utility application 00814367.6 discloses a kind of concurrent computer architecture, has used the information process unit of this architecture, and the disclosed technical scheme of this utility model application is incorporated in this with as prior art of the present utility model.
The utility model content
The utility model provides a kind of parallel computation unit and system based on DSP, in order to expensive, the high floor area that solves parallel computation equipment, the problem of high power consumption.The technical solution of the utility model is:
A kind of parallel computation unit based on DSP, described device comprises: indicative control unit, at least one parallel crosspoint and at least two arithmetic elements; Wherein, described indicative control unit comprises: a DSP, and with the joining first microprocessor of a DSP, the first steering logic device able to programme, display and at least two communication interfaces; Described parallel crosspoint comprises: the 2nd DSP, and with joining second microprocessor of the 2nd DSP, second steering logic device able to programme and at least three communication interfaces; Described arithmetic element comprises: the 3rd DSP, and with the 3rd DSP the joining the 3rd steering logic device able to programme, storer and communication interface; And a communication interface of described parallel crosspoint is connected with a communication interface of described indicative control unit, and two communication interfaces in addition of described parallel crosspoint are connected with the communication interface of two described arithmetic elements respectively.
A kind of concurrent computational system based on DSP, this system comprises computing machine; Described system also comprises: based on the parallel computation unit of DSP; Should comprise indicative control unit, at least one parallel crosspoint and at least two arithmetic elements based on the parallel computation unit of DSP; Wherein, described indicative control unit comprises: a DSP, and with the joining first microprocessor of a DSP, the first steering logic device able to programme, display and at least two communication interfaces; Described parallel crosspoint comprises: the 2nd DSP, and with joining second microprocessor of the 2nd DSP, second steering logic device able to programme and at least three communication interfaces; Described arithmetic element comprises: the 3rd DSP, and with the 3rd DSP the joining the 3rd steering logic device able to programme, storer and communication interface; And, described computing machine is connected with a communication interface of described indicative control unit, another communication interface of described indicative control unit is connected with a communication interface of described parallel crosspoint, and two communication interfaces in addition of described parallel crosspoint are connected with the communication interface of two described arithmetic elements respectively.
The beneficial effects of the utility model are: adopt DSP as the concurrent operation core, the concurrent operation task of computing machine output is distributed to a plurality of arithmetic elements by indicative control unit and parallel converting unit carry out concurrent operation, because indicative control unit, parallel converting unit and a plurality of arithmetic element can be installed concentratedly in a little casing, so the utility model device can be finished the concurrent operation task, the low cost that has realized again, very little floor area, the good utility model effect of low-power consumption.
Description of drawings
Fig. 1 is the structured flowchart of the utility model device arithmetic element;
Fig. 2 is the structured flowchart of the parallel crosspoint of the utility model device;
Fig. 3 is the structured flowchart of the utility model device indicative control unit;
Fig. 4 is the structured flowchart of the utility model device;
Fig. 5 is the structured flowchart of the utility model system embodiment;
Fig. 6 is the casing synoptic diagram of the utility model device;
Fig. 7 is the connection diagram of the utility model system embodiment;
Fig. 8 is the workflow diagram of the utility model device indicative control unit;
Fig. 9 is the workflow diagram of the parallel crosspoint of the utility model device;
Figure 10 is the process flow diagram of doing of the utility model device arithmetic element;
Figure 11 is the power circuit diagram of the utility model device arithmetic element;
Figure 12 is the ethernet interface circuit figure of the utility model device arithmetic element;
Figure 13 is the network switching circuit diagram of the parallel crosspoint of the utility model device;
Figure 14 is the interface circuit figure of the utility model device indicative control unit;
Figure 15 is microcontroller (MCU) circuit diagram of the utility model device indicative control unit;
Figure 16 is programmable logic device (PLD) (CPLD) circuit diagram of the utility model device indicative control unit;
Figure 17 is the utility model embodiment concurrent operation Task Distribution synoptic diagram.
Embodiment
Below in conjunction with description of drawings embodiment of the present utility model.As shown in Figure 1, indicative control unit for a kind of parallel computation unit based on DSP of the utility model embodiment, this indicative control unit comprises: DSP1, and with the joining microprocessor of DSP1 (MCU1), steering logic device able to programme (CPLD1), display (LCD) and Ethernet switch 1 (Ether Switch), this Ethernet switch 1 connects two Ethernet interfaces at least; This indicative control unit is made into a display control board (S-cnctPCB).
As shown in Figure 2, parallel crosspoint for a kind of parallel computation unit based on DSP of the utility model embodiment, should comprise by parallel crosspoint: DSP2, and, CPLD2 joining with this DSP2 and Ethernet switch 2 (Ether Switch), this Ethernet switch 2 connects three Ethernet interfaces at least; Should be made into a parallel power board (U-cnct PCB) by parallel crosspoint.
As shown in Figure 3, be the arithmetic element of a kind of parallel computation unit based on DSP of the utility model embodiment, this arithmetic element comprises: DSP3, and with the joining CPLD3 of this DSP3, storer and an Ethernet interface; This arithmetic element is made into an arithmetic element plate (Unit PCB).
As shown in Figure 4, a kind of parallel computation unit for the utility model embodiment based on DSP, and a communication interface of described parallel crosspoint is connected with a communication interface of described indicative control unit, and two communication interfaces in addition of described parallel crosspoint are connected with the communication interface of two described arithmetic elements respectively.
As shown in Figure 6, be a kind of parallel computation unit based on DSP of the utility model embodiment, described display control board (S-cnct PCB), parallel power board (U-cnct PCB) and arithmetic element plate (Unit PCB) are installed in the casing 601; Display 604 appears casing 601, is used to show parameters such as concurrent operation task and humidity.Ethernet interface 605 is used for being connected with outside.Power switch 602 and a plurality of button 603 also are installed on the casing 601, and a plurality of buttons 603 are used for the parallel computation unit based on DSP is carried out operation setting.
Embodiment
Shown in Fig. 5,7, be an embodiment of the utility model system.Wherein, a notebook computer is connected with parallel computation unit based on DSP forms the present embodiment system as shown in Figure 7, to carry out concurrent operation.
As shown in Figure 5, the parallel computation unit based on DSP of present embodiment is made up of a display control board (S-cnctPCB), five parallel power boards (U-cnct PCB) and 40 blocks of arithmetic element plates (Unit PCB), and these pcb boards are installed in the casing 601.
Described display control board (S-cnct PCB) comprises DSP1, and with the joining microprocessor of DSP1 (MCU1), steering logic device able to programme (CPLD1), display (LCD), Ethernet switch and six Ethernet interfaces.
In five parallel power boards (U-cnct PCB) each is all identical, and this parallel power board (U-cnctPCB) comprising: DSP2, and, CPLD2 joining with this DSP2, Ethernet switch 2 (Ether Switch) and nine Ethernet interfaces.
In 40 blocks of arithmetic element plates (Unit PCB) each is all identical, and this arithmetic element plate (UnitPCB) comprising: DSP3, and with the joining CPLD3 of this DSP3, storer and an Ethernet interface.
An Ethernet interface in six Ethernet interfaces of described display control board (S-cnct PCB) is connected with the Ethernet interface of notebook computer, is used to receive concurrent operation task that notebook computer sends and to notebook computer output concurrent operation result.Other five Ethernet interfaces connect a parallel power board (U-cnct PCB) respectively, are used for the concurrent operation result who transmits the concurrent operation task and feed back from five parallel power boards (U-cnct PCB) reception to five parallel power boards (U-cnct PCB) (parallel power board 100-500).
An Ethernet interface in nine Ethernet interfaces of each parallel power board (U-cnct PCB) is used for being connected with display control board (S-cnct PCB), receive concurrent operation task and feedback concurrent operation result that display control board (S-cnct PCB) transmits, other eight Ethernet interfaces connect an arithmetic element plate (Unit PCB) respectively; Be used for to arithmetic element plate (Unit PCB) (have five groups of arithmetic element plates, every group of 8 arithmetic element plates, that is: arithmetic element plate 101-108,201-208 ..., 501-508) transmit the concurrent operation task and receive the concurrent operation result of feedback.
As shown in Figure 8, be the workflow diagram of indicative control unit.After the system start-up, earlier MCU1 is carried out initialization, judged whether interrupt request then,, interrupt over then,, then return if there is not interrupt request if interrupt request is arranged.Over in have no progeny the interruption of products for further, and show duty and the parameters such as temperature, humidity of DSP1.Whether processor active task all finished judge,, then return,, then finish this concurrent operation task if finished whole processor active tasks if do not finish.
As shown in Figure 9, be the workflow diagram of parallel crosspoint; After the system start-up, earlier MCU2 is carried out initialization, judged whether interrupt request then,, then open 8 tunnel external interrupt,, then return if there is not interrupt request if interrupt request is arranged.After opening 8 tunnel external interrupt, the interruption of products for further, and duty and the parameters such as temperature, humidity of demonstration DSP2.Whether processor active task all finished judge,, then return,, then finish this concurrent operation task if finished whole processor active tasks if do not finish.
As shown in figure 10, be the process flow diagram of doing of arithmetic element; After the system start-up, judged whether interrupt request earlier,, then opened network and interrupt and external interrupt,, then returned if there is not interrupt request if interrupt request is arranged.After opening network interruption and external interrupt, wait for that network interrupts, accepts the concurrent operation task, carry out processor active task, wait for interruption newly.Whether processor active task all finished judge,, then return,, then finish this concurrent operation task if finished whole processor active tasks if do not finish.
In the present embodiment, the DSP3 in the arithmetic element adopts TI6000 series Floating-point DSP, arithmetic capability, double-precision floating point, 2400MFLOPS; 512MB computing internal memory; With Unit 40 is example, and arithmetic capability is: 2400x40=96000MFLPs=96 GFLOPs.Support 10/100Mbit Ethernet agreement.The electric power system that possesses height optimization, high precision clock source, programmable logic device (PLD) on the sheet of user-programmable.Be the power circuit diagram of arithmetic element as shown in figure 11.Be the ethernet interface circuit figure of arithmetic element as shown in figure 12.
Parallel crosspoint, embedded Ethernet exchange system has 9 port one 0/100MbitEthernet; The electric power system that possesses height optimization, high precision clock source, programmable logic device (PLD) on the sheet of user-programmable.As shown in figure 13, be the network switching circuit diagram of parallel crosspoint.
Indicative control unit, embedded Ethernet exchange system has 6 port one 0/100MbitEthernet; The electric power system that possesses height optimization, high precision clock source, programmable logic device (PLD) on the sheet of user-programmable.Have character type 24x2 LCD display, have system's setting and reset switch.As shown in figure 14, be the interface circuit figure of indicative control unit; As shown in figure 15, be microcontroller (MCU) circuit diagram of indicative control unit; As shown in figure 16, be the CPLD circuit diagram of indicative control unit.
The software of present embodiment system comprises: about computing electromagnetics, Content Management, and the algorithms library of video frequency searching, image retrieval etc.; Each functional cards bsp driver code (comprise DSP, MCU), the CPLD logical code; The ethernet equipment end drives code; The PC end is about the driving code of ethernet, management software code, application software code;
Present embodiment also can be the Antenna Design of notebook computer wireless transmission.By PC processor active task is assigned to 40 arithmetic elements after receiving an assignment, each unit operation GEMS1.0 Electromagnetic Simulation software after computing is finished, is aggregated into the PC end with the result.Data are analyzed storage etc.
As shown in figure 17, be the video data distribution synoptic diagram that the utility model embodiment handles vedio data concurrent operation task.H.264 a frame of standard code (Frame) can be divided into a plurality of fragments (slice), and the coding of each fragment does not rely on other fragment of same frame.According to these characteristics, each fragment in the same frame can parallel encoding.As shown in figure 17, any two field picture (comprising I frame, B frame, P frame) can be divided into 40 fragments at display control board (S-cnct PCB) and divides by 5 parallel power boards (U-cnct PCB) and give 40 described arithmetic element plates (Unit PCB) and go to handle.The DSP of the corresponding arithmetic element plate of each fragment (Unit PCB) makes 40 fragments encode simultaneously.Compare the reference problem before and after slice level parallel algorithm need not be considered between the frame with frame level parallel algorithm.Each slice in the same frame can encode in any order, makes parallel encoding have bigger degree of freedom, helps improving parallelization efficient.But can not be for referencial use to macroblock encoding among the slice with the macro block among another slice, reduced the correlativity between the macro block, this just makes data compression rate descend to some extent.Thereby before taking the slice level parallel, need picture quality, data compression rate and parallel efficiency three are done balance.
The concurrent operation of present embodiment as basic task scheduling unit, after video coding task H.264 reasonably distributed and dispatch, is carried out parallel encoding by each described arithmetic element plate (Unit PCB) with Slice.Be to read in original video code flow when concurrent operation by display control board (S-cnct PCB), after determining that parameter is provided with, piece image is divided into finite population (such as 40 s') Slice, and it is on average distributed to each described arithmetic element plate (Unit PCB) successively by parallel power board (U-cnct PCB) carry out parallel encoding.After each described arithmetic element plate (Unit PCB) coding work is finished, pass code stream back display control board (S-cnct PCB) through parallel power board (U-cnct PCB) again, be responsible for the compression bit stream of collecting is made up by display control board (S-cnct PCB), formation meets the H.264 code stream of video encoding standard form.In addition, display control board (S-cnct PCB) also be responsible between each processor synchronously.This concurrent operation is simple, is convenient to realize that the load of display control board (S-cnct PCB) can reach balance substantially.
Above embodiment only is used to illustrate the utility model, but not is used to limit the utility model.
Claims (10)
1. the parallel computation unit based on DSP is characterized in that, described device comprises: indicative control unit, at least one parallel crosspoint and at least two arithmetic elements; Wherein,
Described indicative control unit comprises: a DSP, and with the joining first microprocessor of a DSP, the first steering logic device able to programme, display and at least two communication interfaces;
Described parallel crosspoint comprises: the 2nd DSP, and with joining second microprocessor of the 2nd DSP, second steering logic device able to programme and at least three communication interfaces;
Described arithmetic element comprises: the 3rd DSP, and with the 3rd DSP the joining the 3rd steering logic device able to programme, storer and communication interface; And,
A communication interface of described parallel crosspoint is connected with a communication interface of described indicative control unit, and two communication interfaces in addition of described parallel crosspoint are connected with the communication interface of two described arithmetic elements respectively.
2. the parallel computation unit based on DSP according to claim 1, it is characterized in that, described indicative control unit also comprises first Ethernet switch, and described indicative control unit comprises that at least two communication interfaces are meant, this indicative control unit has six Ethernet interfaces;
Described device comprises five parallel crosspoints, and each described parallel crosspoint also comprises second Ethernet switch, and described parallel crosspoint comprises that at least three communication interfaces are meant, each parallel crosspoint has nine Ethernet interfaces;
Described device comprises that at least two arithmetic elements are meant, described device comprises 40 described arithmetic elements; Wherein,
An Ethernet interface in six Ethernet interfaces of described indicative control unit is used to receive outside concurrent operation task and output concurrent operation result, other five Ethernet interfaces connect a described parallel crosspoint respectively, are used for transmitting the concurrent operation task and receiving the concurrent operation result who feeds back to described parallel crosspoint;
An Ethernet interface in nine Ethernet interfaces of each described parallel crosspoint is used to receive concurrent operation task and the feedback concurrent operation result that described indicative control unit transmits, and other eight Ethernet interfaces connect a described arithmetic element respectively; Be used for transmitting the concurrent operation task and receiving the concurrent operation result who feeds back to described arithmetic element;
The communication interface of described arithmetic element is an Ethernet interface, is used to receive concurrent operation task, execution concurrent operation and the output concurrent operation result that parallel crosspoint transmits.
3. the parallel computation unit based on DSP according to claim 1, it is characterized in that, an interface in two communication interfaces of described indicative control unit is used to receive outside concurrent operation task and output concurrent operation result, the another one interface connects a described parallel crosspoint, is used for transmitting the concurrent operation task and receiving the concurrent operation result who feeds back to described parallel crosspoint;
An interface in three communication interfaces of described parallel crosspoint is used to receive concurrent operation task and the feedback concurrent operation result that described indicative control unit transmits, and two other interface connects a described arithmetic element respectively; Be used for transmitting the concurrent operation task and receiving the concurrent operation result who feeds back to described arithmetic element;
The communication interface of described arithmetic element is used to receive concurrent operation task, execution concurrent operation and the output concurrent operation result that parallel crosspoint transmits.
4. the parallel computation unit based on DSP according to claim 1 is characterized in that described indicative control unit also comprises first Ethernet switch; Described parallel crosspoint also comprises second Ethernet switch; Described communication interface is an Ethernet interface.
5. according to any described parallel computation unit of claim 1 to 4, it is characterized in that described indicative control unit, parallel crosspoint and arithmetic element are installed in the casing based on DSP; Described display appears casing, is used to show parameters such as concurrent operation task and humidity.
6. concurrent computational system based on DSP, this system comprises computing machine; It is characterized in that described system also comprises: based on the parallel computation unit of DSP; Should comprise indicative control unit, at least one parallel crosspoint and at least two arithmetic elements based on the parallel computation unit of DSP; Wherein,
Described indicative control unit comprises: a DSP, and with the joining first microprocessor of a DSP, the first steering logic device able to programme, display and at least two communication interfaces;
Described parallel crosspoint comprises: the 2nd DSP, and with joining second microprocessor of the 2nd DSP, second steering logic device able to programme and at least three communication interfaces;
Described arithmetic element comprises: the 3rd DSP, and with the 3rd DSP the joining the 3rd steering logic device able to programme, storer and communication interface; And,
Described computing machine is connected with a communication interface of described indicative control unit, another communication interface of described indicative control unit is connected with a communication interface of described parallel crosspoint, and two communication interfaces in addition of described parallel crosspoint are connected with the communication interface of two described arithmetic elements respectively.
7. the concurrent computational system based on DSP according to claim 6, it is characterized in that, described indicative control unit also comprises first Ethernet switch, and described indicative control unit comprises that at least two communication interfaces are meant, this indicative control unit has six Ethernet interfaces;
Described device comprises five parallel crosspoints, and each described parallel crosspoint also comprises second Ethernet switch, and described parallel crosspoint comprises that at least three communication interfaces are meant, each parallel crosspoint has nine Ethernet interfaces;
Described device comprises that at least two arithmetic elements are meant, described device comprises 40 described arithmetic elements; Wherein,
An Ethernet interface in six Ethernet interfaces of described indicative control unit is used to receive outside concurrent operation task and output concurrent operation result, other five Ethernet interfaces connect a described parallel crosspoint respectively, are used for transmitting the concurrent operation task and receiving the concurrent operation result who feeds back to described parallel crosspoint;
An Ethernet interface in nine Ethernet interfaces of each described parallel crosspoint is used to receive concurrent operation task and the feedback concurrent operation result that described indicative control unit transmits, and other eight Ethernet interfaces connect a described arithmetic element respectively; Be used for transmitting the concurrent operation task and receiving the concurrent operation result who feeds back to described arithmetic element;
The communication interface of described arithmetic element is an Ethernet interface, is used to receive concurrent operation task, execution concurrent operation and the output concurrent operation result that parallel crosspoint transmits.
8. the concurrent computational system based on DSP according to claim 6, it is characterized in that, an interface in two communication interfaces of described indicative control unit is used to receive outside concurrent operation task and output concurrent operation result, the another one interface connects a described parallel crosspoint, is used for transmitting the concurrent operation task and receiving the concurrent operation result who feeds back to described parallel crosspoint;
An interface in three communication interfaces of described parallel crosspoint is used to receive concurrent operation task and the feedback concurrent operation result that described indicative control unit transmits, and two other interface connects a described arithmetic element respectively; Be used for transmitting the concurrent operation task and receiving the concurrent operation result who feeds back to described arithmetic element;
The communication interface of described arithmetic element is used to receive concurrent operation task, execution concurrent operation and the output concurrent operation result that parallel crosspoint transmits.
9. the concurrent computational system based on DSP according to claim 6 is characterized in that described indicative control unit also comprises first Ethernet switch; Described parallel crosspoint also comprises second Ethernet switch; Described communication interface is an Ethernet interface.
10. according to any described concurrent computational system of claim 6 to 9, it is characterized in that described parallel computation unit based on DSP also has a casing based on DSP; Described display appears casing, is used to show parameters such as concurrent operation task and humidity; One communication interface of described indicative control unit appears casing, is used for being connected with described computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201738598U CN201111037Y (en) | 2007-10-30 | 2007-10-30 | Paralleling calculating device and system based on DSP |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201738598U CN201111037Y (en) | 2007-10-30 | 2007-10-30 | Paralleling calculating device and system based on DSP |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201111037Y true CN201111037Y (en) | 2008-09-03 |
Family
ID=39895575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201738598U Expired - Lifetime CN201111037Y (en) | 2007-10-30 | 2007-10-30 | Paralleling calculating device and system based on DSP |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201111037Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100465941C (en) * | 2007-10-30 | 2009-03-04 | 中国传媒大学 | Paralleling calculating machinery based on DSP and system |
-
2007
- 2007-10-30 CN CNU2007201738598U patent/CN201111037Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100465941C (en) * | 2007-10-30 | 2009-03-04 | 中国传媒大学 | Paralleling calculating machinery based on DSP and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102710477B (en) | Data processing system based on VPX bus structure | |
| CN201765535U (en) | Portable mini-station device | |
| CN102736595A (en) | Unified platform of intelligent power distribution terminal based on 32 bit microprocessor and real time operating system (RTOS) | |
| CN107884020A (en) | A kind of low-power consumption gauge table and its system using NB IoT frameworks | |
| CN103076849B (en) | Reconfigurable micro server system | |
| CN100399318C (en) | Computer with multiple processors and operating method thereof | |
| CN100465941C (en) | Paralleling calculating machinery based on DSP and system | |
| CN105045566B (en) | A kind of embedded type parallel computation system and the parallel calculating method using it | |
| CN201111037Y (en) | Paralleling calculating device and system based on DSP | |
| CN209103281U (en) | Integrated multi-bus interface module based on pci interface | |
| CN201449608U (en) | Counter with USB interface and computer companion keyboard function | |
| CN100562864C (en) | A kind of implementation method of chip-on communication of built-in isomerization multicore architecture | |
| CN107368459A (en) | The dispatching method of Reconfigurable Computation structure based on Arbitrary Dimensions matrix multiplication | |
| CN103049718A (en) | Multifunctional portable combined back splint data collector | |
| CN103020008B (en) | The reconfigurable micro server that computing power strengthens | |
| CN101483000A (en) | Tax control system based on wireless network tax controller | |
| CN102637387B (en) | Wireless electronic seat card | |
| CN101201594A (en) | Control method for electric actuating mechanism based on CMX-RTOS built-in real-time operating system | |
| CN203054826U (en) | Bus 1553B test board | |
| CN202085177U (en) | Interactive information management apparatus | |
| CN207074361U (en) | A kind of intelligent Home Center Control Unit | |
| CN201114177Y (en) | Embedded countryside cooperative medical service business accepting machine | |
| CN202150112U (en) | Multifunctional input/output interface device of universal hardware platform system | |
| CN208174726U (en) | Data transmission device and intelligent interaction plate | |
| CN201210713Y (en) | Digital television set-top box having peripheral keyboard |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20071030 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |