CN207460232U - A kind of signal acquisition and Transmission system for the estimation of submarine target orientation - Google Patents
A kind of signal acquisition and Transmission system for the estimation of submarine target orientation Download PDFInfo
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- CN207460232U CN207460232U CN201721666210.XU CN201721666210U CN207460232U CN 207460232 U CN207460232 U CN 207460232U CN 201721666210 U CN201721666210 U CN 201721666210U CN 207460232 U CN207460232 U CN 207460232U
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- signal
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- transmission system
- target orientation
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Abstract
The utility model discloses a kind of signal acquisition and Transmission system for the estimation of submarine target orientation, including Signal-regulated kinase, A/D modular converters, main control module, ethernet communication module, serial communication module and power module；Signal-regulated kinase, A/D modular converters and main control module are linked in sequence successively；Main control module is connected with ethernet communication module and serial communication module；Power module provides power supply for system component；The utility model discloses a kind of signal acquisition and Transmission system for the estimation of submarine target orientation, and system data transmission rate is high, meets the high-speed transfer demand of big data quantity, simple in structure, stability, highly reliable.
Description
Technical field
The utility model is related to signal acquisition transmission fields, and in particular to a kind of signal for the estimation of submarine target orientation
Acquisition and Transmission system.
Background technology
The estimation of submarine target orientation is the key that submarine target perception and management and control, in marine resources development, underwater archaeology, sea
The military domains such as the civil fields such as foreign engineering construction and naval mine detection, submarine search, seabed warning are using increasingly extensive.
Signal acquisition and Transmission system currently used for the estimation of submarine target orientation is there is many deficiencies, such as system number
It is relatively low according to transmission rate, it is difficult to meet the high-speed transfer demand of big data quantity；System structure is complicated, is related to multiprocessing and mutually assists
Make, stability, reliability to system etc. bring very big hidden danger.
Utility model content
For solve prior art problem, the utility model disclose it is a kind of for submarine target orientation estimation signal acquisition with
Transmission system, system data transmission rate is high, meets the high-speed transfer demand of big data quantity, simple in structure, stability, reliability
By force..
Technical solution：To achieve the above object, the technical solution adopted in the utility model is：
A kind of signal acquisition and Transmission system for the estimation of submarine target orientation is converted including Signal-regulated kinase, A/D
Module, main control module, ethernet communication module, serial communication module and power module.
Signal-regulated kinase, A/D modular converters and main control module are linked in sequence successively；Main control module and ethernet communication mould
Block is connected with serial communication module；Power module provides power supply for system component.
More preferably, several input channels, input channel connection Signal-regulated kinase are further included；Each input channel is defeated
Enter signal for single-ended signal.
Input channel sample mode is synchronized sampling.
Signal-regulated kinase is filter circuit；A/D modular converters are directly passed to after being filtered to the signal of input.
A/D modular converters are used for the synchronized sampling of input signal, and the A/D converter that A/D modular converters use turns to be synchronous
Parallel operation, if dry plate synchronous converter is independently connected to main control module.
Main control module is single chip architecture, realizes the reduction of system module structure complexity, the reliability of strengthening system, contracting
Subtract the volume of system, save underwater valuable confined space.
Ethernet communication module is used for the transmission of sampled data, and using Gigabit Ethernet, transport protocol is udp protocol.
Serial communication module is used to receive external command and return system state.
The beneficial effects of the utility model include：
1st, the utility model discloses a kind of signal acquisition and Transmission system for the estimation of submarine target orientation, system data
Transmission rate is high, meets the high-speed transfer demand of big data quantity, simple in structure, stability, highly reliable；
2nd, the utility model main control module is single chip architecture, realizes the reduction of system module structure complexity, is enhanced
The reliability of system reduces the volume of system, saves the confined space of underwater preciousness；
3rd, the utility model network transmission realizes the simplification of network transmission module structure, while ensure that higher stabilization
Transmission rate；
4th, the utility model is due to using the A/D converter with synchronous sampling mode, realizing from bottom hardware level
It ensure that the phase equalization of multi-channel synchronal sampling, reduce the complexity of system software realization；
5th, the utility model is due in main control module, network transmission module simplified partial system structure, realizing system
The reduction of overall power.
Description of the drawings
Fig. 1 is that the utility model is a kind of for the signal acquisition of submarine target orientation estimation and Transmission system structural representation
Figure；
Fig. 2 RC filter circuit construction schematic diagrames；
Fig. 3 is ADS8556 and master control connection diagram；
Fig. 4 ethernet communication module connection diagrams；
Fig. 5 serial communication module connection diagrams；
Fig. 6 power supply topologies.
Specific embodiment
Below in conjunction with the accompanying drawings and pass through specific embodiment the utility model is described in further detail, following embodiment is simply retouched
The property stated, be not limited, it is impossible to limit the scope of protection of the utility model with this.
In order to make the technological means of the utility model, creation characteristic, workflow, application method reached purpose and effect,
And in order to be easy to understand the evaluation method with reference to specific embodiments the utility model is expanded on further.
As shown in Figure 1, a kind of signal acquisition and Transmission system for the estimation of submarine target orientation, including signal condition
Module, A/D modular converters, main control module, ethernet communication module, serial communication module and power module.
Signal-regulated kinase, A/D modular converters and main control module are linked in sequence successively；Main control module and ethernet communication mould
Block is connected with serial communication module；Power module provides power supply for system component.
Further include 16 input channels, input channel connection Signal-regulated kinase；Each the input signal of input channel is
Single-ended signal, dynamic range are -1.625V ~+1.625V；The resolution ratio of each input channel is 16bit, and sample rate is
200kSPS。
Input channel sample mode is synchronized sampling, and multichannel amplitude inconsistency is not more than 2%, and Sensor gain and phase perturbations are little
In 3 °, channel noise is not higher than 1mV.
Signal-regulated kinase only includes filter circuit, and A/D moduluss of conversion are directly passed to after being filtered to the signal of input
Block.Signal-regulated kinase realizes the filter function of input signal.The present embodiment Signal-regulated kinase is using RC filter circuits to defeated
Enter and A/D modular converters are connected to after signal is filtered.RC filter circuits are as shown in Figure 2.
A/D modular converters are used for the synchronized sampling of 16 tunnel input signals, and the A/D converter that A/D modular converters use is same
Converter is walked, if dry plate synchronous converter is independently connected to main control module.
A/D modular converters, which are realized, carries out filtered input signal analog-to-digital conversion, and the present embodiment A/D converter uses TI
6 Channel Synchronous oversampling converter ADS8556 of company, have 6 independent input channels, highest sample rate can reach
630kSPS, therefore the module includes 3 ADS8556 altogether.Connection between ADS8556 and main control module is as shown in Figure 3.
Main control module is single chip architecture, only comprising a piece of FPGA.Main control module uses the XC6SLX9- of XILINX companies
2FTG256C realizes the communication of system as main control chip.The peripheral circuit of XC6SLX9-2FTG256C main control chips includes
JTAG programs download circuit, program storing circuit and hardware configuration circuit.
Ethernet communication module completes the transmission of sampled data, and using Gigabit Ethernet, transport protocol is assisted using UDP
View stablizes transmission rate and is not less than 500Mbps.The communication chip of the present embodiment ethernet communication module uses Marvell companies
88E1111.Interface between the module and main control module, externally using RJ-45 interface standards, is shown using gmii interface standard
It is intended to as shown in Figure 4.
Serial communication module is for receiving external command and return system state, externally using RS-422 interface standards, ripple
Special rate is 9600bps.The communication chip of the present embodiment serial communication module uses the SN65HVD179 of TI companies.The module and master
Interface between control module meets RS-232 interface standard, externally uses RS-422 interface standards, and schematic diagram is as shown in Figure 5.
Power module is responsible for other modules and provides satisfactory power supply, and the input voltage of entire module is 12V, maximum
Input current is 2A.
The present embodiment power supply requirement is divided into analog power and digital power, and the voltage class that wherein analog power includes has+
9V, -9V and+5V；The voltage class that digital power includes has+5V ,+3.3V ,+2.5V and+1.0V.In order to meet the power supply of system
Demand, the power module of the present embodiment use topological structure as shown in Figure 6.
Those skilled in the art can be modified the utility model or the design of modification but not depart from this practicality
New thought and scope.Therefore, if these modifications and variations of the utility model belong to the utility model claims and
Within its equivalent technical scope, then the utility model is also intended to comprising including these modification and variations.
Claims (7)
1. a kind of signal acquisition and Transmission system for the estimation of submarine target orientation, which is characterized in that
Including Signal-regulated kinase, A/D modular converters, main control module, ethernet communication module, serial communication module and power supply mould
Block；
Signal-regulated kinase, A/D modular converters and main control module are linked in sequence successively；Main control module and ethernet communication module and
Serial communication module is connected；Power module provides power supply for system component.
2. a kind of signal acquisition and Transmission system for the estimation of submarine target orientation according to claim 1, feature
It is,
Further include several input channels, input channel connection Signal-regulated kinase；The input signal of each input channel is single
End signal；
The sample mode of input channel is synchronized sampling.
3. a kind of signal acquisition and Transmission system for the estimation of submarine target orientation according to claim 1, feature
It is,
Signal-regulated kinase is filter circuit.
4. a kind of signal acquisition and Transmission system for the estimation of submarine target orientation according to claim 1, feature
It is, A/D modular converters are used for the synchronized sampling of input signal, and the A/D converter that A/D modular converters use is converted to be synchronous
Device, if dry plate synchronous converter is independently connected to main control module.
5. a kind of signal acquisition and Transmission system for the estimation of submarine target orientation according to claim 1, feature
It is,
Main control module is single chip architecture.
6. a kind of signal acquisition and Transmission system for the estimation of submarine target orientation according to claim 1, feature
It is,
Ethernet communication module is used for the transmission of sampled data, and using Gigabit Ethernet, transport protocol is udp protocol.
7. a kind of signal acquisition and Transmission system for the estimation of submarine target orientation according to claim 1, feature
It is,
Serial communication module is used to receive external command and return system state.
Priority Applications (1)
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| CN201721666210.XU CN207460232U (en) | 2017-12-04 | 2017-12-04 | A kind of signal acquisition and Transmission system for the estimation of submarine target orientation |
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| CN201721666210.XU CN207460232U (en) | 2017-12-04 | 2017-12-04 | A kind of signal acquisition and Transmission system for the estimation of submarine target orientation |
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| CN207460232U true CN207460232U (en) | 2018-06-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020019631A1 (en) * | 2018-07-27 | 2020-01-30 | 珠海格力电器股份有限公司 | Signal transmission circuit and device |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020019631A1 (en) * | 2018-07-27 | 2020-01-30 | 珠海格力电器股份有限公司 | Signal transmission circuit and device |
| CN110855304A (en) * | 2018-07-27 | 2020-02-28 | 珠海格力电器股份有限公司 | Signal transmission circuit and device |
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