CN104010005A - Method and system supporting access of sensors of different types - Google Patents
Method and system supporting access of sensors of different types Download PDFInfo
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- CN104010005A CN104010005A CN201310055374.9A CN201310055374A CN104010005A CN 104010005 A CN104010005 A CN 104010005A CN 201310055374 A CN201310055374 A CN 201310055374A CN 104010005 A CN104010005 A CN 104010005A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Health & Medical Sciences (AREA)
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Abstract
The invention discloses a method and system supporting access of sensors of different types. The method includes determining, after access of any sensor to the system, whether a protocol conversion program matching the sensor exists locally; acquiring a protocol conversion program matching the sensor from the outside of the system if the protocol conversion program does not exist locally; and performing conversion processing between the sensor and a system external module by utilizing the acquired protocol conversion program. Through the method and system supporting access of the sensors of different types, a technical problem that an access limitation exists in a conventional sensor access system is solved.
Description
Technical field
The present invention relates to sensor application field, relate in particular to a kind of method and system of supporting dissimilar sensor access.
Background technology
Transducer is widely used in each large field, for example Internet of Things field.Internet of Things is a very popular technology of current communications industry, and technology of Internet of things combines communication and network technology, and the machinery equipment spreading in people's daily life is connected into network.Internet of Things is generally divided into three levels: sensing layer, network layer and application layer.Wherein sensing layer relates to diversified transducer, and sensor network nodes type is abundant, environment for use complexity, and in a service application, the quantity of transducer is according to business complexity and different.Therefore, the access of transducer plays vital effect in Internet of Things field.
At present, there is a problem in transducer on market: a lot of producers are all producing transducer, and the external hardware interface of the transducer that different manufacturers is produced is different, such as serial ports, USB interface etc.; Transducer protocol type is also different, such as Zigbee, RF433 etc.Transducer connecting system is in order to connect multiple transducers, need to give the dissimilar preset hardware interface matching of transducer and protocol conversion chip, cause gateway cost higher, also hindered the access of other types transducers, and preset part of interface and protocol conversion chip may never use in actual application scenario simultaneously.
Summary of the invention
The invention provides a kind of method and system of supporting dissimilar sensor access, solve existing transducer connecting system and have the circumscribed technical problem of access.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
Support a method for dissimilar sensor access, be applied to the system of supporting dissimilar sensor access, comprising: arbitrary transducer accesses after described system, judge the local protocol convertor mating with it that whether exists; If do not exist, obtain from described system outside the protocol convertor mating with it; The protocol convertor that utilization is obtained carries out the conversion process of data protocol between transducer and system external module.
Further, the method for obtaining the protocol convertor mating with it from described system outside for: download and the protocol convertor of the sensor matching accessing from network.
Further, judge whether this locality exists the method for the protocol convertor mating with it to comprise: the sensor type that identification accesses; Judge the local protocol convertor mating with this sensor type that whether exists.
Further, the method for the sensor type that accesses of identification comprises: read the facility information of this transducer with the driver module of this sensor matching; Identify the sensor type accessing according to the facility information reading.
Further, the driver module of described and this sensor matching, in the time that this transducer accesses described system, automatically loads and generates.
Further, described arbitrary transducer accesses described system by same hardware interface, or accesses described system by multiple different hardware interfaces of same type.
A system of supporting dissimilar sensor access, comprises judge module and acquisition module, wherein: described judge module accesses after described system for arbitrary transducer, judges the local protocol convertor mating with it that whether exists; Described acquisition module when not existing, obtains the protocol convertor with accessed sensor matching for the judged result of described judge module from described system outside; The protocol convertor obtaining for carrying out the conversion process of data protocol between transducer and system external module.
Further, described acquisition module is download module,, downloads and the protocol convertor of the sensor matching accessing from network when not existing for the judged result of described judge module.
Further, described judge module comprises identification module and judge submodule, and wherein, described identification module is used for identifying accessed sensor type; Describedly judge that submodule is for judging the local protocol convertor mating with this sensor type that whether exists.
Further, described identification module comprises and driver module and the recognin module of accessed sensor matching: described driver module is for reading the facility information of this transducer; Described recognin module identifies for the facility information reading according to described driver module the sensor type accessing.
Further, described system also comprises load-on module, in the time that arbitrary transducer accesses described system, automatically loads the driver module generating with this sensor matching.
Further, arbitrary transducer accesses described system by same hardware interface, or accesses described system by multiple different hardware interfaces of same type.
A kind of method and system of supporting dissimilar sensor access provided by the invention, arbitrary transducer accesses after described system, judge the local protocol convertor mating with it that whether exists, if do not exist, obtain from system outside the protocol convertor mating with it, utilize the protocol convertor obtaining between transducer and system external module, to carry out the conversion process of data protocol.Compared with prior art, solve the restriction of system to multiclass sensor access, system is without configuration various protocols conversion chip, without to system upgrade, can be from open software architecture Auto-matching and the protocol convertor that obtains dissimilar sensor, realize the compatibility to any sensor, reduced cost.
Brief description of the drawings
The flow chart of the method that the support dissimilar sensor that Fig. 1 provides for one embodiment of the invention accesses;
The schematic diagram of the system that the support dissimilar sensor that Fig. 2 provides for one embodiment of the invention accesses;
The flow chart of the method that the support dissimilar sensor that is applied to Internet of Things that Fig. 3 provides for one embodiment of the invention accesses.
Embodiment
By reference to the accompanying drawings the present invention is described in further detail below by embodiment.
The flow chart of the method that the support dissimilar sensor that Fig. 1 provides for one embodiment of the invention accesses, the system (being designated hereinafter simply as system) of dissimilar sensor access is supported in the method application, this system can be arranged on gateway.As shown in Figure 1, the method comprises following flow process:
S101, arbitrary transducer access after described system, judge the local protocol convertor mating with it that whether exists, if exist, directly enter step S103, if do not exist, enter step S102.
Preferably, described arbitrary transducer accesses described system by same hardware interface, or accesses described system by multiple different hardware interfaces of same type.This same hardware interface is for example a USB interface, and multiple different hardware interfaces of this same type are for example multiple USB interface.Multiple different hardware interfaces of same type are set, access when multiple transducer can be realized in system.Transducer is the hardware interface of connecting system directly, also can pass through the hardware interface of the indirect connecting system of interface switching device.
Preferably, judge whether this locality exists the method for the protocol convertor mating with it to comprise:
The sensor type that S101a, identification access;
S101b, judge the local protocol convertor mating with this sensor type that whether exists.
Dissimilar sensor type, for example, support different agreement type, different communication mode etc., and dissimilar sensor type need to carry out data processing with different protocol convertors conventionally.
Preferably, the method for the sensor type that accesses of identification comprises: read the facility information of this transducer with the driver module of this sensor matching; Identify the sensor type accessing according to the facility information reading.
Preferably, the driver module of described and this sensor matching, in the time that this transducer accesses described system, automatically loads and generates.Realize adaptive analytic plug & play sensor information, realized the intelligence access of dissimilar sensor.
S102, obtain the protocol convertor mating with it from system outside, enter step S103.
Preferably, step S102 can be: the protocol convertor of the sensor matching of downloading and accessing from network.
The protocol convertor of the sensor matching of S103, utilization and access carries out the conversion process of data protocol between transducer and system external module.Concrete, to carry out, after protocol conversion, issuing system external module with the data that the protocol convertor of the sensor matching accessing is sent this transducer, the data that system external module is sent carry out, after protocol conversion, issuing this transducer.
The schematic diagram of the system that the support dissimilar sensor that Fig. 2 provides for one embodiment of the invention accesses, as shown in Figure 2, this system 2 comprises judge module 21 and acquisition module 22, wherein:
Judge module 21 accesses after this system 2 for arbitrary transducer, judges the local protocol convertor mating with it that whether exists.
Acquisition module 22 when not existing, obtains the protocol convertor with accessed sensor matching for the judged result of judge module 21 from these system 2 outsides; The protocol convertor obtaining for carrying out the conversion process of data protocol between transducer and system external module.
Preferably, acquisition module 22 is download module 221,, downloads and the protocol convertor of the sensor matching accessing from network when not existing for the judged result of judge module 21.
Preferably, judge module 21 further comprises identification module 211 and judges submodule 212, and wherein, identification module 211 is for identifying accessed sensor type; Judge that submodule 212 is for judging the local protocol convertor mating with this sensor type that whether exists.
Preferably, identification module 211 further comprises driver module 211a and the recognin module 211b with accessed sensor matching, and driver module 211a is for reading the facility information of this transducer; Recognin module 211b identifies for the facility information reading according to driver module 211a the sensor type accessing.
Preferably, this system 2 also comprises load-on module 23, for when arbitrary transducer connecting system 2, automatically loads the driver module 211a generating with this sensor matching.
Arbitrary transducer passes through same hardware interface connecting system 2, or by multiple different hardware interface connecting systems 2 of same type.
Taking Internet of Things as example, the system of support dissimilar sensor access provided by the invention is set on things-internet gateway, in order to realize the data interaction between each transducer and the gateway service logic module accessing.As shown in Figure 3, support the method for dissimilar sensor access to comprise following flow process:
Dissimilar first sensor and the 2nd SMB transducer are passed through two USB interface connecting systems by S301, user.
Suppose that the external hardware interface of first sensor is USB interface, the external hardware interface of the second transducer is serial ports, directly connecting system of first sensor so, the second transducer needs an interface switching device connecting system, this interface switching device one end is the serial ports for accessing the second transducer, and the other end is the USB interface for connecting system.
Load-on module in S302, system, the access of first sensor and the second transducer detected, automatically load and generate the driver module with each sensor matching: the first driver module of mating with first sensor, and the second driver module of the second sensor matching.
S303, the first driver module read the facility information of first sensor, and the second driver module reads the facility information of the second transducer, and the facility information reading is sent to the recognin module in system.
The type of the facility information identification first sensor of the first sensor that S304, recognin module read according to the first driver module; The facility information of the second transducer reading according to the second driver module is identified the type of the second transducer.Enter respectively step S305 and S308.
Judgement submodule in S305, system, according to the type of first sensor, judges the local protocol convertor mating with the type that whether exists, if exist, directly enters step S307, if do not exist, enters step S306.
Download module in S306, system is downloaded the protocol convertor mating with first sensor from network, enters step S307.
S307, the protocol convertor mating with first sensor carry out the conversion process of data protocol between first sensor and gateway service logic module.
Up link flow process: the first driver module reads the business datum of first sensor, the protocol convertor mating with first sensor calls corresponding processing function the business datum of first sensor is carried out to protocol conversion process, be processed into the business datum that gateway service module can be identified, business datum after treatment is sent to gateway service logic module.
Down link flow process: the first driver module reads gateway service logic module and need to transfer to the business datum of first sensor, the protocol convertor mating with first sensor calls corresponding processing function this business datum is carried out to protocol conversion process, be processed into the business datum that first sensor can be identified, business datum after treatment is sent to first sensor.
The facility information of the second transducer reading according to the second driver module is identified the type of the second transducer.
Judgement submodule in S308, system, according to the type of the second transducer, judges the local protocol convertor mating with the type that whether exists, if exist, directly enters step S310, if do not exist, enters step S309.
Download module in S309, system is downloaded the protocol convertor with the second sensor matching from network, enters step S310.
S310, and the protocol convertor of the second sensor matching between the second transducer and gateway service logic module, carry out the conversion process of data protocol.
Up link flow process: the second driver module reads the business datum of the second transducer, call corresponding processing function with the protocol convertor of the second sensor matching the business datum of the second transducer is carried out to protocol conversion process, be processed into the business datum that gateway service module can be identified, business datum after treatment is sent to gateway service logic module.
Down link flow process: the second driver module reads gateway service logic module and need to transfer to the business datum of the second transducer, call corresponding processing function with the protocol convertor of the second sensor matching this business datum is carried out to protocol conversion process, be processed into the business datum that the second transducer can be identified, business datum after treatment is sent to the second transducer.
The present embodiment has been realized the plug and play of transducer, and when having realized two dissimilar sensors, access, solved the access limitation of gateway to dissimilar sensor, and gateway need to be reserved the Cost Problems of polytype protocol conversion chip.Software open architecture of the present invention is not limited to OSGI (Open Service Gateway Initiative, technology is the dynamic modeling system towards Java), anyly can support the mode of open architecture all within protection range of the present invention.
Above content is in conjunction with concrete execution mode further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (12)
1. support a method for dissimilar sensor access, be applied to the system of supporting dissimilar sensor access, it is characterized in that, comprising:
Arbitrary transducer accesses after described system, judges the local protocol convertor mating with it that whether exists;
If do not exist, obtain from described system outside the protocol convertor mating with it;
The protocol convertor that utilization is obtained carries out the conversion process of data protocol between transducer and system external module.
2. the method for support dissimilar sensor as claimed in claim 1 access, is characterized in that, the method for obtaining the protocol convertor mating with it from described system outside for: download and the protocol convertor of the sensor matching accessing from network.
3. the method for support dissimilar sensor access as claimed in claim 1, is characterized in that, judges whether this locality exists the method for the protocol convertor mating with it to comprise:
The sensor type that identification accesses;
Judge the local protocol convertor mating with this sensor type that whether exists.
4. the method for support dissimilar sensor access as claimed in claim 3, is characterized in that, the method for the sensor type that identification accesses comprises:
Read the facility information of this transducer with the driver module of this sensor matching;
Identify the sensor type accessing according to the facility information reading.
5. the method for support dissimilar sensor as claimed in claim 4 access, is characterized in that, described with the driver module of this sensor matching in the time that this transducer accesses described system, automatically load and generate.
6. the method for the access of the support dissimilar sensor as described in claim 1 to 5 any one, is characterized in that, described arbitrary transducer accesses described system by same hardware interface, or accesses described system by multiple different hardware interfaces of same type.
7. a system of supporting dissimilar sensor access, is characterized in that, comprises judge module and acquisition module, wherein:
Described judge module accesses after described system for arbitrary transducer, judges the local protocol convertor mating with it that whether exists;
Described acquisition module when not existing, obtains the protocol convertor with accessed sensor matching for the judged result of described judge module from described system outside; The protocol convertor obtaining for carrying out the conversion process of data protocol between transducer and system external module.
8. the system of support dissimilar sensor access as claimed in claim 7, it is characterized in that, described acquisition module is download module,, downloads and the protocol convertor of the sensor matching accessing from network when not existing for the judged result of described judge module.
9. the system of support dissimilar sensor as claimed in claim 7 access, is characterized in that, described judge module comprises identification module and judge submodule, wherein,
Described identification module is for identifying accessed sensor type;
Describedly judge that submodule is for judging the local protocol convertor mating with this sensor type that whether exists.
10. the system of support dissimilar sensor access as claimed in claim 9, is characterized in that, described identification module comprises driver module and the recognin module with accessed sensor matching:
Described driver module is for reading the facility information of this transducer;
Described recognin module identifies for the facility information reading according to described driver module the sensor type accessing.
The system of 11. support dissimilar sensor accesses as claimed in claim 10, is characterized in that, also comprises load-on module, in the time that arbitrary transducer accesses described system, automatically loads the driver module generating with this sensor matching.
The system of 12. support dissimilar sensor as described in claim 7 to 11 any one accesses, is characterized in that, arbitrary transducer accesses described system by same hardware interface, or accesses described system by multiple different hardware interfaces of same type.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310055374.9A CN104010005A (en) | 2013-02-21 | 2013-02-21 | Method and system supporting access of sensors of different types |
| PCT/CN2013/082639 WO2014127619A1 (en) | 2013-02-21 | 2013-08-30 | Method and system for supporting access of different types of sensors |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310055374.9A CN104010005A (en) | 2013-02-21 | 2013-02-21 | Method and system supporting access of sensors of different types |
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| CN104010005A true CN104010005A (en) | 2014-08-27 |
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| CN201310055374.9A Pending CN104010005A (en) | 2013-02-21 | 2013-02-21 | Method and system supporting access of sensors of different types |
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Cited By (9)
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| CN107749864A (en) * | 2017-12-05 | 2018-03-02 | 苏州威联加信息科技有限公司 | A kind of communication pattern using communication Hub uniform external multiple hardwares |
| CN108289090A (en) * | 2017-07-12 | 2018-07-17 | 浙江飞戎机器人科技有限公司 | A kind of equipment communication exercise and shared system based on cloud |
| CN108398152A (en) * | 2017-12-29 | 2018-08-14 | 上海建工集团股份有限公司 | A kind of numbering system and method for universal sensor |
| CN108556767A (en) * | 2018-03-01 | 2018-09-21 | 李洪运 | A kind of expansible intelligent driving auxiliary system |
| CN109120062A (en) * | 2017-06-22 | 2019-01-01 | 许继集团有限公司 | A kind of sampling unit of plug and play, intelligent GIS system and identification method of sensor |
| CN111127860A (en) * | 2019-12-25 | 2020-05-08 | 重庆特斯联智慧科技股份有限公司 | Sensor access device based on Internet of things |
| CN113094312A (en) * | 2021-04-02 | 2021-07-09 | 上海先基半导体科技有限公司 | Data processing method and device of equipment and processor |
| CN113704281A (en) * | 2021-08-26 | 2021-11-26 | 北京天融信网络安全技术有限公司 | Data format conversion method and device, storage medium and electronic equipment |
| CN114217215A (en) * | 2021-11-24 | 2022-03-22 | 广东电网有限责任公司电力科学研究院 | GIS switch state monitoring method, device and system |
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| CN114217215A (en) * | 2021-11-24 | 2022-03-22 | 广东电网有限责任公司电力科学研究院 | GIS switch state monitoring method, device and system |
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| WO2014127619A1 (en) | 2014-08-28 |
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