CN108227472A - A kind of event latch - Google Patents
A kind of event latch Download PDFInfo
- Publication number
- CN108227472A CN108227472A CN201810116418.7A CN201810116418A CN108227472A CN 108227472 A CN108227472 A CN 108227472A CN 201810116418 A CN201810116418 A CN 201810116418A CN 108227472 A CN108227472 A CN 108227472A
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- CN
- China
- Prior art keywords
- time
- module
- event
- satellite
- reference signal
- Prior art date
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- G—PHYSICS
- G04—HOROLOGY
- G04R—RADIO-CONTROLLED TIME-PIECES
- G04R20/00—Setting the time according to the time information carried or implied by the radio signal
- G04R20/02—Setting the time according to the time information carried or implied by the radio signal the radio signal being sent by a satellite, e.g. GPS
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The application discloses a kind of event latch, including power supply module, satellite time transfer module and event latch module, satellite time transfer module receives the time reference signal that satellite is sent out, and the time source of event is latched using the time reference signal as event latch module, event latch module is when receiving event trigger pulse in this way, the precise time of event generation is latched using the time reference signal, and then improves the accuracy and consistency for latching the time.
Description
Technical field
The present invention relates to storage system field, more specifically to a kind of event latch.
Background technology
Event latch is a kind of instrument that can be received and record the time, can record the generation moment of a certain event.
Time built in existing event latch use, after a period of use, the accumulated error of meeting existence time leads to record
The precision at the generation moment of some event is relatively low.
Invention content
In view of this, the present invention proposes a kind of event latch, is intended to solve existing event latch to record event
The technical issues of precision at moment is relatively low.
In order to solve the above-mentioned technical problem, it is proposed that scheme it is as follows:
A kind of event latch, including:Power supply module, satellite time transfer module and event latch module;
The power supply module, for powering for the satellite time transfer module and the event latch module;
The satellite time transfer module, for receiving the time reference signal that satellite is sent out, and by the time reference signal
It is transmitted to the event latch module;
The event latch module, for when receiving event trigger pulse, the current standard time to be latched
And it is exported in real time.
Compared with prior art, technical scheme of the present invention has the following advantages:
The event latch that above-mentioned technical proposal provides, including power supply module, satellite time transfer module and event latch module,
Satellite time transfer module receives the time reference signal that satellite is sent out, and is latched the time reference signal as event latch module
The time source of event, such event latch module latch thing when receiving event trigger pulse, using the time reference signal
The precise time that part occurs, and then improve the accuracy and consistency for latching the time.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of flow chart of word sense tagging method provided in an embodiment of the present invention;
Fig. 2 is a kind of stream that latent layer word sense tagging method is carried out to target word in pseudo- document provided in an embodiment of the present invention
Cheng Tu.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
A kind of event latch is present embodiments provided, referring to Fig. 1, which includes:Power supply module 11, satellite
Time service module 12 and event latch module 13.
Power supply module 11, for powering for satellite time transfer module 12 and event latch module 13;
Satellite time transfer module 12 for receiving the time reference signal that satellite is sent out, and time reference signal is transmitted to
Event latch module 13;
Event latch module 13, for when receiving event trigger pulse, the current standard time to be latched simultaneously
It is exported in real time.
Satellite time transfer module 12 receives the time reference signal that satellite is sent out, and is locked the time reference signal as event
Storing module 13 latches the time source of event, and such event latch module 13 utilizes the standard when receiving event trigger pulse
Time signal latches the precise time that event occurs, compared to the time built in existing method use, event provided in this embodiment
Latch improves the accuracy and consistency for latching the time.
Satellite time transfer module 12 can be in the present embodiment:GPS/ Beidou dual-mode time services module, GPS time service modules, north
Struggle against time service module, GLONASS time service modules or Galileo time service modules.GPS/ Beidou dual-mode time service modules, for receiving GPS
The time reference signal of satellite system or the time reference signal for receiving Beidou satellite system, due to GPS/ Beidou dual-mode time services
Module can receive the time of two satellite systems, improve the compatibility of event latch provided in this embodiment;GPS time services
Module, for receiving the time reference signal of GPS satellite system;Big Dipper time service module, for receiving the mark of Beidou satellite system
Quasi- time signal;GLONASS time service modules, for receiving the time reference signal of GLONASS satellite system;Galileo time services
Module, for receiving the time reference signal of Galileo satellite system.
Preferably, the event latch module 13 includes N number of event input interface and N number of time output interface, the N are
Positive integer;Event input interface, for receiving time trigger pulse;Time output interface, for exporting the standard time latched.
It is multichannel that i.e. the time of event latch module 13, which latches way, realizes the precise time for latching multiple independent events simultaneously.Thing
Part latch module 13 is specially fpga chip, and mark is latched using the pulse per second (PPS) of GPS data as the time, when accurately latching GPS
Between data packet.Specific time triggered pulse can be TTL (transistor transistor logic, transistor-crystal
Pipe logic) level.Time output interface can be RS422 serial output interfaces.
Another event latch is present embodiments provided, referring to Fig. 2, which includes:Power supply module 11 is defended
Star time service module 12, event latch module 13 and display 14.
Power supply module 11, for powering for satellite time transfer module 12, event latch module 13 and display 14;Power supply module
11 be specially ACDC converters, for external communication electricity to be converted to the direct current needed for internal components.
Satellite time transfer module 12 for receiving the time reference signal that satellite is sent out, and time reference signal is transmitted to
Event latch module 13 and display 14;
Event latch module 13, for when receiving event trigger pulse, the current standard time to be latched simultaneously
It is exported in real time.
Display 14, for showing the standard time received.Display 14 can also connect according to satellite time transfer module 12
Whether the satellite data of receipts shows the information such as longitude and latitude, height above sea level, and shows event latch self-test state, i.e., normal.
Herein, term " comprising ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion, from
And so that the process, method, article or the equipment that include a series of elements not only include those elements, but also including not bright
It the other element really listed or further includes as elements inherent to such a process, method, article, or device.Do not having
In the case of more limitations, the element that is limited by sentence "including a ...", it is not excluded that the process including the element,
Also there are other identical elements in method, article or equipment.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
To the above description of disclosed embodiment of this invention, professional and technical personnel in the field is enable to realize or use this
Invention.A variety of modifications of these embodiments will be apparent for those skilled in the art, institute herein
The General Principle of definition can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore,
The present invention is not intended to be limited to the embodiments shown herein, and is to fit to special with principles disclosed herein and novelty
The consistent most wide range of point.
Claims (8)
1. a kind of event latch, which is characterized in that including:Power supply module, satellite time transfer module and event latch module;
The power supply module, for powering for the satellite time transfer module and the event latch module;
The satellite time transfer module for receiving the time reference signal that satellite is sent out, and the time reference signal is transmitted
To the event latch module;
The event latch module is gone forward side by side for when receiving event trigger pulse, the current standard time latch
Row output in real time.
2. event latch according to claim 1, which is characterized in that the satellite time transfer module is:
GPS/ Beidou dual-mode time service modules, for receiving the time reference signal of GPS satellite system or receiving Beidou satellite system
Time reference signal.
3. event latch according to claim 1, which is characterized in that the satellite time transfer module is:
GPS time service modules, for receiving the time reference signal of GPS satellite system.
4. event latch according to claim 1, which is characterized in that the satellite time transfer module is:
Big Dipper time service module, for receiving the time reference signal of Beidou satellite system.
5. event latch according to claim 1, which is characterized in that the satellite time transfer module is:
GLONASS time service modules, for receiving the time reference signal of GLONASS satellite system.
6. event latch according to claim 1, which is characterized in that the satellite time transfer module is:
Galileo time service modules, for receiving the time reference signal of Galileo satellite system.
7. event latch according to claim 1, which is characterized in that it is defeated that the event latch module includes N number of event
Incoming interface and N number of time output interface, the N are positive integer;
The event input interface, for receiving time trigger pulse;
The time output interface, for exporting the standard time latched.
8. the event latch according to claim 1~7 any one, which is characterized in that further include:
The display being connect with the satellite time transfer module, for showing the standard time received;
The power supply module is additionally operable to as the monitor power supply.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810116418.7A CN108227472A (en) | 2018-02-06 | 2018-02-06 | A kind of event latch |
Applications Claiming Priority (1)
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CN201810116418.7A CN108227472A (en) | 2018-02-06 | 2018-02-06 | A kind of event latch |
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CN108227472A true CN108227472A (en) | 2018-06-29 |
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CN201810116418.7A Pending CN108227472A (en) | 2018-02-06 | 2018-02-06 | A kind of event latch |
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Citations (6)
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CN2684241Y (en) * | 2003-09-17 | 2005-03-09 | 中国科学院寒区旱区环境与工程研究所 | GPS synchronized submicrosecond high accuracy clock |
CN203643551U (en) * | 2013-06-06 | 2014-06-11 | 山东电力集团公司济宁供电公司 | Traveling wave positioner |
CN203882107U (en) * | 2014-05-16 | 2014-10-15 | 深圳智英电子有限公司 | Control module of time service receiver based on Beidou satellite and GPS dual mode switching |
CN104423270A (en) * | 2013-09-10 | 2015-03-18 | 精工爱普生株式会社 | Electronic Timepiece And Method For Controlling Display Operation Of Electronic Timepiece |
CN104765270A (en) * | 2014-08-05 | 2015-07-08 | 中磊电子(苏州)有限公司 | Time synchronization system and method |
CN105301612A (en) * | 2014-07-25 | 2016-02-03 | 精工爱普生株式会社 | Satellite signal receiving device, electronic timepiece, and control method of a satellite signal receiving device |
-
2018
- 2018-02-06 CN CN201810116418.7A patent/CN108227472A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2684241Y (en) * | 2003-09-17 | 2005-03-09 | 中国科学院寒区旱区环境与工程研究所 | GPS synchronized submicrosecond high accuracy clock |
CN203643551U (en) * | 2013-06-06 | 2014-06-11 | 山东电力集团公司济宁供电公司 | Traveling wave positioner |
CN104423270A (en) * | 2013-09-10 | 2015-03-18 | 精工爱普生株式会社 | Electronic Timepiece And Method For Controlling Display Operation Of Electronic Timepiece |
CN203882107U (en) * | 2014-05-16 | 2014-10-15 | 深圳智英电子有限公司 | Control module of time service receiver based on Beidou satellite and GPS dual mode switching |
CN105301612A (en) * | 2014-07-25 | 2016-02-03 | 精工爱普生株式会社 | Satellite signal receiving device, electronic timepiece, and control method of a satellite signal receiving device |
CN104765270A (en) * | 2014-08-05 | 2015-07-08 | 中磊电子(苏州)有限公司 | Time synchronization system and method |
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Application publication date: 20180629 |
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