CN105676017A - Method and device for acquiring sensitive section of single event effect device based on test data - Google Patents

Abstract

The invention provides a method and a device for acquiring the sensitive section of a single event effect device based on test data. The method comprises the following steps: using a predetermined radiation source to conduct a ground simulation experiment, acquiring an observation value Sigma(observation) of the sensitive section of the sensitive device, and monitoring the number N(end) of single event effect errors of the sensitive device in the experiment; performing a division operation on an observation value Sigma(LANSC) of the sensitive section of the sensitive device acquired through a neutron radiation source of the American Los Alamos laboratory and the observation value Sigma(observation) of the sensitive section of the sensitive device to get a first auxiliary factor; performing a division operation on a value Sigma(Rosetta) of the sensitive section of the sensitive device obtained through Rosetta real environment test and the observation value Sigma(observation) of the sensitive section of the sensitive device to get a second auxiliary factor; calculating the value of a correction factor according to the first auxiliary factor, the second auxiliary factor and the number of single event effect errors; and using the correction factor to correct an observation value Sigma(preset) of the sensitive section of the sensitive device. According to the invention, the sensitive section of an atmospheric neutron single event effect sensitive device in a real environment can be acquired to provide an important basis for protection and evaluation of airborne electronic equipment.

Description

Testing data is utilized to obtain method and the device in the responsive cross section of single particle effect device

Technical field

The present invention relates to microelectronics technology, particularly relate to a kind of method and the device that utilize the responsive cross section of testing data acquisition single particle effect device.

Background technology

Nature space environment exists the high energy atmospheric neutron of 1MeV～1000MeV, it with the air environment of the complicated microelectronic device of storage organization it is highly the high energy atmospheric neutron that will inevitably meet with about every square centimeter of 300～18000 1MeV～1000MeV per hour in the natural space environment of 3000～20000 meters in flight, produce single particle effect, thus affect the reliability of electronics. The single particle effect sensitivity characteristic of characterizing device in neutron environment is carried out in the world with responsive cross section. But, the domestic responsive cross-section data also not having under true environment at present, and flight test cost is higher. Therefore, become one of effectively evaluating device atmospheric neutron single particle effect sensitivity characteristic method by ground simulation test.

Domestic, the test pill that can be used for carrying out ground simulation test is 14MeV neutron emitter, but, owing to this neutron source is monoenergetic neutrons, and the energy of neutron is not single energy under true environment, therefore, the responsive cross section of simulation test gained susceptible device susceptor that existing 14MeV neutron emitter carries out and the responsive cross section of true environment susceptible device susceptor is utilized still to there is certain error, the sensitivity characteristic characterizing susceptible device susceptor under true environment can not be directly used in, and then cause accurately susceptible device susceptor in air environment to be carried out safety analysis.

Summary of the invention

For solving the problems of the technologies described above, the present invention proposes a kind of method and the device that utilize the responsive cross section of testing data acquisition single particle effect device, by revising the testing data of predetermined source of radiation, obtain the responsive cross section of atmospheric neutron single particle effect susceptible device susceptor under true environment, and then realize that air environment is met with high-energy neutron in nature space environment and carry out specific aim protection and evaluate.

The present invention provides a kind of method utilizing testing data to obtain the responsive cross section of single particle effect device, and the method comprises:

Adopt predetermined source of radiation to carry out ground simulating, obtain the observed value σ in the responsive cross section of susceptible device susceptor under predetermined radiate source radiation_Observation, and monitor the single particle effect number of errors N of susceptible device susceptor in described simulated experiment_end;

The observed value σ in the responsive cross section of susceptible device susceptor of U.S. LosAlamos laboratory neutron emitter acquisition will be adopted_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing;

The responsive cross section value σ of susceptible device susceptor that the test of Rosetta true environment will be adopted to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing;

The value of modifying factor is calculated according to described first cofactor, the 2nd cofactor and described single particle effect number of errors;

Value according to described modifying factor is to the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRevise.

Preferably, the observed value σ in the described susceptible device susceptor sensitivity cross section that will adopt the neutron emitter acquisition of U.S. LosAlamos laboratory_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing, specifically comprising:

Obtain the observed value σ in the responsive cross section of susceptible device susceptor that the described employing U.S. LosAlamos laboratory neutron emitter pre-set obtains_LANSC;

Calculate the observed value σ in the responsive cross section of susceptible device susceptor that described employing U.S. LosAlamos laboratory neutron emitter obtains_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the first cofactor.

Preferably, the described responsive cross section value σ of susceptible device susceptor that the test of Rosetta true environment will be adopted to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing, specifically comprising:

Obtain the responsive cross section value σ of susceptible device susceptor that the described employing Rosetta true environment test pre-set obtains_Rosetta;

Calculate the responsive cross section value σ of susceptible device susceptor that described employing Rosetta true environment test obtains_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the 2nd cofactor.

Preferably, the described value calculating modifying factor according to described first cofactor, the 2nd cofactor and described single particle effect number of errors, specifically comprises:

Measuring accuracy computation model according to responsive cross section calculates dilution of precision a;

Calculate described first cofactor and the ratio of the 2nd cofactor calculating, obtain speedup factor A_β;

According to described speedup factor A_β, dilution of precision a and described single particle effect number of errors calculate modifying factor A, formula is as follows:

$A=A_{\mathrm{\β}}\±\frac{a}{\sqrt{N_{\mathrm{end}}}}.$

Preferably, described dilution of precision a is 1.96.

Preferably, the described value according to described modifying factor is to the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRevise, it be specially:

Calculate described modifying factor and the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationProduct, obtain the responsive cross section σ of atmospheric neutron single particle effect susceptible device susceptor₀, formula is as follows:

σ₀=σ_Observation×A。

Accordingly, the invention allows for a kind of device utilizing testing data to obtain the responsive cross section of single particle effect device, described device comprises:

Acquisition module, for adopting predetermined source of radiation to carry out ground simulating, obtains the observed value σ in the responsive cross section of susceptible device susceptor under predetermined radiate source radiation_Observation, and obtain the single particle effect number of errors N of susceptible device susceptor in the described simulated experiment monitored_end;

First calculating module, will adopt the observed value σ in the responsive cross section of susceptible device susceptor of U.S. LosAlamos laboratory neutron emitter acquisition_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing;

2nd calculating module, the responsive cross section value σ of the susceptible device susceptor for the test of Rosetta true environment being adopted to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing;

Modifying factor acquisition module, for calculating the value of modifying factor according to described first cofactor, the 2nd cofactor and described single particle effect number of errors;

Correcting module, for the value according to described modifying factor to the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRevise.

Preferably, described first calculating module comprises:

First acquiring unit, for obtaining the observed value σ in the responsive cross section of susceptible device susceptor that the described employing U.S. LosAlamos laboratory neutron emitter pre-set obtains_LANSC;

First calculating unit, for calculating the observed value σ in the responsive cross section of susceptible device susceptor that described employing U.S. LosAlamos laboratory neutron emitter obtains_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the first cofactor.

Preferably, described 2nd calculating module comprises:

2nd acquiring unit, for obtaining the responsive cross section value σ of susceptible device susceptor that the described employing Rosetta true environment test pre-set obtains_Rosetta;

2nd calculating unit, for calculating the responsive cross section value σ of susceptible device susceptor that described employing Rosetta true environment test obtains_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the 2nd cofactor.

Preferably, described modifying factor acquisition module comprises:

3rd calculating unit, for calculating dilution of precision a according to the measuring accuracy computation model in responsive cross section;

4th calculating unit, for calculating described first cofactor and the ratio of the 2nd cofactor calculating, obtains speedup factor A_β;

5th calculating unit, for according to described speedup factor A_β, dilution of precision a and described single particle effect number of errors calculate modifying factor A, formula is as follows:

$A=A_{\mathrm{\β}}\±\frac{a}{\sqrt{N_{\mathrm{end}}}}.$

The testing data that utilizes adopting the present invention to propose obtains method and the device in the responsive cross section of single particle effect device, make use of the method for WNR, the observed value σ in the responsive cross section of the susceptible device susceptor utilizing U.S. LosAlamos laboratory neutron emitter to obtain_LANSCUnder the predetermined source of radiation obtain test, the responsive cross section of neutron single-particle effect susceptible device susceptor is revised, the responsive cross section of atmospheric neutron single particle effect susceptible device susceptor under acquisition true environment, obtain the failure rate that sensitivity gets device accurately, so realize to air environment nature space environment in meet with high-energy neutron carry out specific aim protection with evaluate.

Accompanying drawing explanation

By reference to accompanying drawing can understanding the features and advantages of the present invention clearly, accompanying drawing is schematic and should not be construed as and the present invention carries out any restriction, in the accompanying drawings:

Fig. 1 is a kind of method flow diagram utilizing testing data to obtain the responsive cross section of single particle effect device that the embodiment of the present invention one proposes;

Fig. 2 is a kind of apparatus module figure utilizing testing data to obtain the responsive cross section of single particle effect device that the embodiment of the present invention two proposes.

Embodiment

For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments. Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.

The high energy atmospheric neutron of about every square centimeter of 300～18000 1MeV～1000MeV per hour will inevitably be met with in the natural space environment of flight height (3000～20000 meters) with the air environment of the complicated microelectronic device of storage organization. these high-energy neutrons can penetrate cabin covering, beat on the kernel instruction control unit or critical data storage unit of air environment, produce soft error to miss and hard fault, cause navigation (navigation receiving apparatus), radar-probing system (Connectors for Active Phased Array Radar), data network (the AFDX network switch), communication (optical fiber/bus), high speed computer system, avionic device, engine (FADEC), telex system, automatic Pilot technology, flight alarm, display screen, other contains the flight system of electron device etc. and black screen occurs, crash, reset, heavily open, data are lost, the safety hazards such as order loss. in order to set up protection and appraisement system, first need the responsive cross section obtaining atmospheric neutron single particle effect susceptible device susceptor under true environment. to this, the present invention proposes a kind of method and the device that utilize the responsive cross section of testing data acquisition single particle effect device.

Fig. 1 is a kind of method flow diagram utilizing testing data to obtain the responsive cross section of single particle effect device that the embodiment of the present invention one proposes, and as shown in Figure 1, the method comprises the following steps:

S101, adopts predetermined source of radiation to carry out ground simulating, obtains the observed value σ in the responsive cross section of susceptible device susceptor under predetermined radiate source radiation_Observation, and monitor the single particle effect number of errors N of susceptible device susceptor in described simulated experiment_end。

Preferably, the embodiment of the present invention adopt 14MeV neutron emitter as predetermined source of radiation, the observed value σ in the responsive cross section of susceptible device susceptor under 14MeV neutron emitter radiates_ObservationFor σ_14MeV。

Domestic carry out ground simulation test with the neutron emitter of 14MeV energy at present, to obtain responsive cross-section data, in embodiments of the present invention, ground simulation test carries out irradiation by 14MeV neutron emitter, obtains the observed value σ in the responsive cross section of susceptible device susceptor under 14MeV neutron emitter radiates_14MeV, by monitoring equipment record operating voltage and static current of lcd, retaking of a year or grade the single particle effect number of errors N of susceptible device susceptor that occurs in testing with pre-irradiation retaking of a year or grade Documents Comparison statistical simulation_end。

S102, will adopt the observed value σ in the responsive cross section of susceptible device susceptor of U.S. LosAlamos laboratory neutron emitter acquisition_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing.

S103, the responsive cross section value σ of susceptible device susceptor that the test of Rosetta true environment will be adopted to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing.

S104, calculates the value of modifying factor according to described first cofactor, the 2nd cofactor and described single particle effect number of errors.

S105, according to the value of described modifying factor to the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRevise, it is specially: calculate described modifying factor and the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationProduct, obtain the responsive cross section σ of atmospheric neutron single particle effect susceptible device susceptor₀, formula is as follows:

σ₀=σ_Observation×A_。

In embodiments of the present invention, adopt 14MeV neutron emitter as predetermined source of radiation, the observed value σ in the responsive cross section of susceptible device susceptor under 14MeV neutron emitter radiates_ObservationFor σ_14MeV, step S102 will adopt the observed value σ in the responsive cross section of susceptible device susceptor of U.S. LosAlamos laboratory neutron emitter acquisition_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing, specifically comprising: the observed value σ obtaining the responsive cross section of susceptible device susceptor that the described employing U.S. LosAlamos laboratory neutron emitter pre-set obtains_LANSC;Calculate the observed value σ in the responsive cross section of susceptible device susceptor that described employing U.S. LosAlamos laboratory neutron emitter obtains_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under 14MeV neutron emitter radiates_14MeVRatio, as the first cofactor A₃, concrete calculation formula is:

$A_3=\frac{{\mathrm{\σ}}_{\mathrm{LANSC}}}{{\mathrm{\σ}}_{14\mathrm{MeV}}}$

σ_14MeV: the observed value in the responsive cross section of the susceptible device susceptor that 14MeV neutron emitter obtains. Unit: cm²/bit。

σ_LANSC: the observed value σ in the responsive cross section of the susceptible device susceptor that U.S. LosAlamos laboratory neutron emitter obtains_LANSC. Unit: cm²/bit。

At present, the laboratory carrying out the responsive cross section of atmospheric neutron single particle effect susceptible device susceptor is mainly headed by U.S. LosAlamos laboratory, namely Los Alamos National Laboratories (LosAlamosNationalLaboratory, LANL) are one of two laboratories that the U.S. undertakes the work of nucleon weaponry design. Another is Lao Lunsi livermore national laboratory (starting from nineteen fifty-two). This National Laboratory is positioned at New Mexico Los Alamos, is subordinate to USDOE, and management and operation then return Los Alamos's national security meeting (LANS) to be responsible for. Los Alamos National Laboratories are one of Science and Technology research institutions maximum in the world, and it carries out research in multiple subject fields such as national security, space probation, renewable energy source, medicine, nanotechnology and supercomputers. The embodiment of the present invention needs the observed value σ obtaining the responsive cross section of susceptible device susceptor that the employing U.S. LosAlamos laboratory neutron emitter pre-set obtains_LANSC, and by described σ_LANSCFurther to the observed value σ in the responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRevise.

In embodiments of the present invention, adopt 14MeV neutron emitter as predetermined source of radiation, the observed value σ in the responsive cross section of susceptible device susceptor under 14MeV neutron emitter radiates_ObservationFor σ_14MeV, the responsive cross section value σ of susceptible device susceptor that step S103 will adopt the test of Rosetta true environment to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing, specifically comprising: obtain the responsive cross section value σ of susceptible device susceptor that the described employing Rosetta true environment test pre-set obtains_Rosetta; Calculate the responsive cross section value σ of susceptible device susceptor that described employing Rosetta true environment test obtains_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under 14MeV neutron emitter radiates_14MeVRatio, as the 2nd cofactor A₄, concrete calculation formula is:

$A_4=\frac{{\mathrm{\σ}}_{\mathrm{LANSC}}}{{\mathrm{\σ}}_{\mathrm{Rosetta}}}$

σ_Rosetta: the responsive cross section value of the susceptible device susceptor that the test of Rosetta true environment obtains, unit: cm²/bit。

In embodiments of the present invention, step S104 calculates the value of modifying factor according to described first cofactor, the 2nd cofactor and described single particle effect number of errors, specifically comprises:

Measuring accuracy computation model according to responsive cross section calculates dilution of precision a;

Calculate described first cofactor and the ratio of the 2nd cofactor calculating, obtain speedup factor A_β, concrete calculation formula is:

$A_{\mathrm{\β}}=\frac{A_3}{A_4}$

According to described speedup factor A_β, dilution of precision a and described single particle effect number of errors calculate modifying factor A, formula is as follows:

$A=A_{\mathrm{\β}}\±\frac{a}{\sqrt{N_{\mathrm{end}}}}.$

Wherein, described dilution of precision a is 1.96.

For in not reproducible sampling situation, conspicuous level α=0.05, during degree of confidence CL=1-α=0.95, according to the definition of fiducial interval, then the measuring accuracy computation model in responsive cross section is as follows:

${\mathrm{\Φ}}^{-1}\left(\frac{\mathrm{\α}}{2}\right)\·\frac{1}{\sqrt{N}}\·\sqrt{\frac{B-N}{B-1}}\≤\mathrm{\ϵ}$ ---formula 1

Known:

$\sqrt{\frac{B-N}{B-1}}\≈1$ And ${\mathrm{\Φ}}^{-1}\left(\frac{\mathrm{\α}}{2}\right)\≈1.96$

Wherein, N is atmospheric neutron single effect error sample quantity, unit: individual;B is atmospheric neutron single particle effect susceptible device susceptor bit figure place, unit: individual; Described dilution of precision a is preferably 1.96.

Fig. 2 is a kind of apparatus module figure utilizing testing data to obtain the responsive cross section of single particle effect device that the embodiment of the present invention two proposes, and as shown in Figure 2, described device comprises:

Acquisition module 201, for adopting predetermined source of radiation to carry out ground simulating, obtains the observed value σ in the responsive cross section of susceptible device susceptor under predetermined radiate source radiation_Observation, and obtain the single particle effect number of errors N of susceptible device susceptor in the described simulated experiment monitored_end;

First calculating module 202, will adopt the observed value σ in the responsive cross section of susceptible device susceptor of U.S. LosAlamos laboratory neutron emitter acquisition_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing;

2nd calculating module 203, the responsive cross section value σ of the susceptible device susceptor for the test of Rosetta true environment being adopted to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing;

Modifying factor acquisition module 204, for calculating the value of modifying factor according to described first cofactor, the 2nd cofactor and described single particle effect number of errors;

Correcting module 205, for the value according to described modifying factor to the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_14MeVRevise.

The embodiment of the present invention adopt 14MeV neutron emitter as predetermined source of radiation, the observed value σ in the responsive cross section of susceptible device susceptor under 14MeV neutron emitter radiates_ObservationFor σ_14MeV。

The first calculating module 202 in the embodiment of the present invention comprises:

First acquiring unit, for obtaining the observed value σ in the responsive cross section of susceptible device susceptor that the described employing U.S. LosAlamos laboratory neutron emitter pre-set obtains_LANSC;

First calculating unit, for calculating the observed value σ in the responsive cross section of susceptible device susceptor that described employing U.S. LosAlamos laboratory neutron emitter obtains_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the first cofactor.

The 2nd calculating module 203 in the embodiment of the present invention comprises:

2nd acquiring unit, for obtaining the responsive cross section value σ of susceptible device susceptor that the described employing Rosetta true environment test pre-set obtains_Rosetta;

2nd calculating unit, for calculating the responsive cross section value σ of susceptible device susceptor that described employing Rosetta true environment test obtains_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the 2nd cofactor.

Modifying factor acquisition module 204 in the embodiment of the present invention comprises:

3rd calculating unit, for calculating dilution of precision a according to the measuring accuracy computation model in responsive cross section;

4th calculating unit, for calculating described first cofactor and the ratio of the 2nd cofactor calculating, obtains speedup factor A_β;

5th calculating unit, for according to described speedup factor A_β, dilution of precision a and described single particle effect number of errors calculate modifying factor A, formula is as follows:

$A=A_{\mathrm{\β}}\±\frac{a}{\sqrt{N_{\mathrm{end}}}}.$

What the present invention proposed utilizes testing data to obtain method and the device in the responsive cross section of single particle effect device, has following useful effect:

Instant invention overcomes the responsive cross section of simulation test gained susceptible device susceptor utilizing domestic existing predetermined source of radiation to carry out and the responsive cross section of true environment susceptible device susceptor exists the problem of certain error, by the observed value σ in the responsive cross section of susceptible device susceptor that utilizes existing U.S. LosAlamos laboratory neutron emitter to obtain_LANSCUnder the predetermined source of radiation obtain test, the responsive cross section of neutron single-particle effect susceptible device susceptor is revised, the responsive cross section of atmospheric neutron single particle effect susceptible device susceptor under acquisition true environment, obtain the failure rate that sensitivity gets device accurately, so realize to air environment nature space environment in meet with high-energy neutron carry out specific aim protection with evaluate.

Through the above description of the embodiments, the technician of this area can be well understood to the present invention and can pass through hardware implementing, it is also possible to the mode adding necessary general hardware platform by software realizes. Based on such understanding, the technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions with so that a computer equipment (can be Personal Computer, server, or the network equipment etc.) performs the method described in each embodiment of the present invention.

It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, module or flow process in accompanying drawing might not be that enforcement the present invention is necessary.

It will be appreciated by those skilled in the art that the module in the device in embodiment can describe according to embodiment to carry out being distributed in the device of embodiment, it is also possible to carry out respective change and be arranged in the one or more devices being different from the present embodiment. The module of above-described embodiment can merge into a module, it is also possible to splits into multiple submodule block further.

Several specific embodiments being only the present invention disclosed in above, but, the present invention is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.

Claims (10)

1. one kind utilizes the method in the responsive cross section of testing data acquisition single particle effect device, it is characterised in that, comprising:

Adopt predetermined source of radiation to carry out ground simulating, obtain the observed value σ in the responsive cross section of susceptible device susceptor under predetermined radiate source radiation_Observation, and monitor the single particle effect number of errors N of susceptible device susceptor in described simulated experiment_end;

The observed value σ in the responsive cross section of susceptible device susceptor of U.S. LosAlamos laboratory neutron emitter acquisition will be adopted_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing;

The responsive cross section value σ of susceptible device susceptor that the test of Rosetta true environment will be adopted to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing;

The value of modifying factor is calculated according to described first cofactor, the 2nd cofactor and described single particle effect number of errors;

Value according to described modifying factor is to the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRevise.

2. method according to claim 1, it is characterised in that, the observed value σ in the described susceptible device susceptor sensitivity cross section that will adopt the neutron emitter acquisition of U.S. LosAlamos laboratory_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing, specifically comprising:

Obtain the observed value σ in the responsive cross section of susceptible device susceptor that the described employing U.S. LosAlamos laboratory neutron emitter pre-set obtains_LANSC;

Calculate the observed value σ in the responsive cross section of susceptible device susceptor that described employing U.S. LosAlamos laboratory neutron emitter obtains_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the first cofactor.

3. method according to claim 1, it is characterised in that, the described responsive cross section value σ of susceptible device susceptor that the test of Rosetta true environment will be adopted to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing, specifically comprising:

Obtain the responsive cross section value σ of susceptible device susceptor that the described employing Rosetta true environment test pre-set obtains_Rosetta;

Calculate the responsive cross section value σ of susceptible device susceptor that described employing Rosetta true environment test obtains_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the 2nd cofactor.

4. method according to claim 1, it is characterised in that, the described value calculating modifying factor according to described first cofactor, the 2nd cofactor and described single particle effect number of errors, specifically comprises:

Measuring accuracy computation model according to responsive cross section calculates dilution of precision a;

Calculate described first cofactor and the ratio of the 2nd cofactor calculating, obtain speedup factor A_β;

According to described speedup factor A_β, dilution of precision a and described single particle effect number of errors calculate modifying factor A, formula is as follows:

$A=A_{\mathrm{\β}}\±\frac{a}{\sqrt{N_{\mathrm{end}}}}.$

5. according to the arbitrary described method of claim 1-4, it is characterised in that, described dilution of precision a is 1.96.

6. according to the arbitrary described method of claim 1-4, it is characterised in that, the described value according to described modifying factor is to the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRevise, it be specially:

Calculate described modifying factor and the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationProduct, obtain the responsive cross section σ of atmospheric neutron single particle effect susceptible device susceptor₀, formula is as follows:

σ₀=σ_Observation×A。

7. one kind utilizes the device in the responsive cross section of testing data acquisition single particle effect device, it is characterised in that, described device comprises:

Acquisition module, for adopting predetermined source of radiation to carry out ground simulating, obtains the observed value σ in the responsive cross section of susceptible device susceptor under predetermined radiate source radiation_Observation, and obtain the single particle effect number of errors N of susceptible device susceptor in the described simulated experiment monitored_end;

First calculating module, will adopt the observed value σ in the responsive cross section of susceptible device susceptor of U.S. LosAlamos laboratory neutron emitter acquisition_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the first cofactor except computing;

2nd calculating module, the responsive cross section value σ of the susceptible device susceptor for the test of Rosetta true environment being adopted to obtain_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationCarry out obtaining the 2nd cofactor except computing;

Modifying factor acquisition module, for calculating the value of modifying factor according to described first cofactor, the 2nd cofactor and described single particle effect number of errors;

Correcting module, for the value according to described modifying factor to the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRevise.

8. device according to claim 7, it is characterised in that, described first calculating module comprises:

First acquiring unit, for obtaining the observed value σ in the responsive cross section of susceptible device susceptor that the described employing U.S. LosAlamos laboratory neutron emitter pre-set obtains_LANSC;

First calculating unit, for calculating the observed value σ in the responsive cross section of susceptible device susceptor that described employing U.S. LosAlamos laboratory neutron emitter obtains_LANSCWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the first cofactor.

9. device according to claim 7, it is characterised in that, described 2nd calculating module comprises:

2nd acquiring unit, for obtaining the responsive cross section value σ of susceptible device susceptor that the described employing Rosetta true environment test pre-set obtains_Rosetta;

2nd calculating unit, for calculating the responsive cross section value σ of susceptible device susceptor that described employing Rosetta true environment test obtains_RosettaWith the observed value σ in the described responsive cross section of susceptible device susceptor under predetermined radiate source radiation_ObservationRatio, as the 2nd cofactor.

10. device according to claim 7, it is characterised in that, described modifying factor acquisition module comprises:

3rd calculating unit, for calculating dilution of precision a according to the measuring accuracy computation model in responsive cross section;

4th calculating unit, for calculating described first cofactor and the ratio of the 2nd cofactor calculating, obtains speedup factor A_β;

5th calculating unit, for according to described speedup factor A_β, dilution of precision a and described single particle effect number of errors calculate modifying factor A, formula is as follows:

$A=A_{\mathrm{\β}}\±\frac{a}{\sqrt{N_{\mathrm{end}}}}.$