CN102202093B - A kind of method and system realizing transducer adaptation - Google Patents

A kind of method and system realizing transducer adaptation Download PDF

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Publication number
CN102202093B
CN102202093B CN201110122767.8A CN201110122767A CN102202093B CN 102202093 B CN102202093 B CN 102202093B CN 201110122767 A CN201110122767 A CN 201110122767A CN 102202093 B CN102202093 B CN 102202093B
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transducer
sensor type
described
according
adaptation module
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CN201110122767.8A
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Chinese (zh)
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CN102202093A (en
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李建生
丁鹏
李闪阁
彭凯
许明先
霍东风
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南京中兴新软件有限责任公司
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network-specific arrangements or communication protocols supporting networked applications
    • H04L67/12Network-specific arrangements or communication protocols supporting networked applications adapted for proprietary or special purpose networking environments, e.g. medical networks, sensor networks, networks in a car or remote metering networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/70Services for machine-to-machine communication [M2M] or machine type communication [MTC]

Abstract

The invention discloses a kind of method and system realizing transducer adaptation, all can by the adaptive different sensor type of transducer adaptation module, according to sensor type process upstream message and/or the downstream message of correspondence; By transducer interactive module for described upstream message and/or downstream message, realize the interacting message between transducer adaptation module and transducer.The present invention realizes the technology of transducer adaptation can the transducer of simultaneously adaptive number of different types, solves the problem that traditional things-internet gateway can only be used for the transducer of single type.

Description

A kind of method and system realizing transducer adaptation

Technical field

The present invention relates to the communications field, be specifically related to a kind of method and system realizing transducer adaptation.

Background technology

Internet of Things (TheInternetofThings) technology is the very popular technology of current communications industry.In brief, Internet of Things is exactly the Internet that thing thing is connected.Internet of Things has two layers of meaning: the first, and core and the basis of Internet of Things remain the Internet, is the network extending on Internet basic and expand; The second, the user side of Internet of Things extends and extend between any article and article, to carry out information exchange and communication.

Along with the in-depth day by day of socioeconomic development and market competition, all trades and professions all wish to increase work efficiency by accelerating self information construction, reducing production and operating cost, enhance one's market competitiveness comprehensively.Technology of Internet of things combines communication and network technology, the machinery equipment spread in people's daily life is connected into network, make these equipment become more intelligent, thus abundant application can be createed, bring the change of a new round to the mode such as daily life, industrial production.In the world today, Internet of Things has huge market potential, and the main body of future communications will be Internet of Things communication.

Internet of Things is generally divided into three levels: sensing layer, network layer and application layer.Things-internet gateway, between sensing layer and network layer, is the IAD of macro cell facing network, for user provides Internet of Things access service.Sensor network nodes type is enriched, environment for use is complicated, sensor terminal quantity in a service application is different according to business complexity, if each sensor terminal accesses communication network by self access module, to increase complexity and the cost of sensor terminal, the Main Function of things-internet gateway is the bottleneck solving sensor terminal access Internet of Things.By adopting short-distance wireless communication technology between sensor network, things-internet gateway can gather perception data easily; Simultaneously by having the connection of public network with operator, complete that sensing data forwards, controls, signaling exchanges and the function such as encoding and decoding.

Pass through things-internet gateway, dispersion built and yet to be built, independently sensor device and ubiquitous telecommunication carrier networks can be coupled together, realize the unified management in trans-regional, global range and resource-sharing, management decision-maker for every profession and trade provides a kind of brand-new intuitive management instrument, to improve job performance.

At present, the function of traditional things-internet gateway is only the process of the transducer agreement realizing a certain type.But there is following problem in transducer in the market: a lot of producer is all at production transducer, and the external hardware interface of the transducer of different manufacturers is different, and sensing data form is also different.Therefore, things-internet gateway needs can the transducer of adaptive number of different types, and traditional things-internet gateway is only applicable to the transducer of single type, can not the transducer of adaptive number of different types simultaneously.

Summary of the invention

In view of this, main purpose of the present invention is to provide a kind of method and system realizing transducer adaptation, enables the transducer of adaptive number of different types while of things-internet gateway, solves the problem that traditional things-internet gateway can only be used for single type transducer.

For achieving the above object, technical scheme of the present invention is achieved in that

Realize a method for transducer adaptation, the method comprises:

The adaptive different sensor type of transducer adaptation module, according to sensor type process upstream message and/or the downstream message of correspondence; Transducer interactive module, for described upstream message and/or downstream message, realizes the interacting message between transducer adaptation module and transducer.

The adaptive different sensor type of described transducer adaptation module, comprises according to the process of the sensor type process upstream message of correspondence:

Transducer interactive module receiving sensor information and sending is to transducer adaptation module; Transducer adaptation module judges sensor type according to the sensor messages received, and according to this sensor type acquisition sensor data structure, resolves the sensing data in the described sensor messages received accordingly;

Further, when needed the result of the described upstream message of process is sent to platform of internet of things.

Send described result to before platform of internet of things, according to different platform of internet of things, treatment and analysis is carried out to described upstream message further, so that platform of internet of things is resolved.

The adaptive different sensor type of described transducer adaptation module, comprises according to the process of the sensor type process downstream message of correspondence:

Transducer adaptation module judges sensor type according to the protocol data received, and according to the sensor type acquisition sensor data structure judged, and applies this sensing data construction packages sensing data;

Further, when needed the result of the described downstream message gained of process is sent to transducer by transducer interactive module.

Before the described downstream message of process, according to different platform of internet of things, preliminary treatment is carried out to downstream message further, to facilitate transducer adaptation module treatment and analysis.

Different sensor types is safeguarded further by transducer adaptation module; Described maintenance comprises preservation, increases, deletes different sensor types.

Realize a system for transducer adaptation, this system comprises transducer adaptation module, transducer interactive module; Wherein,

Described transducer adaptation module, for the sensor type that adaptation is different, according to sensor type process upstream message and/or the downstream message of correspondence;

Described transducer interactive module, for for described upstream message and/or downstream message, realizes the interacting message between transducer adaptation module and transducer.

The adaptive different sensor type of described transducer adaptation module, during sensor type process upstream message according to correspondence, specifically for:

Sensor messages according to carrying out sensor interactive module judges sensor type, and according to this sensor type acquisition sensor data structure, resolves the sensing data in the described sensor messages received accordingly;

Further, when needed the result of the described upstream message of process is sent to platform of internet of things.

Send described result to before platform of internet of things, described transducer adaptation module is further used for: carry out treatment and analysis according to different platform of internet of things to described upstream message, so that platform of internet of things is resolved.

The adaptive different sensor type of described transducer adaptation module, during sensor type process downstream message according to correspondence, specifically for:

Protocol data according to receiving judges sensor type, according to the sensor type acquisition sensor data structure judged, and applies this sensing data construction packages sensing data;

Further, when needed the result of the described downstream message gained of process is sent to transducer by transducer interactive module.

Before the described downstream message of process, described transducer adaptation module is further used for: carry out preliminary treatment according to different platform of internet of things to downstream message, to facilitate transducer adaptation module treatment and analysis.

Described transducer adaptation module, is further used for: safeguard different sensor types; Described maintenance comprises preservation, increases, deletes different sensor types.

Described transducer adaptation module, transducer interactive module are arranged in things-internet gateway; Or, separate or in being jointly arranged at beyond things-internet gateway functional entity.

The present invention realizes the technology of transducer adaptation can the transducer of simultaneously adaptive number of different types, solves the problem that traditional things-internet gateway can only be used for the transducer of single type.

Accompanying drawing explanation

Fig. 1 is the things-internet gateway configuration diagram of the embodiment of the present invention;

Fig. 2 is the transducer adaptation module initialization flowchart of the embodiment of the present invention;

Fig. 3 is the uplink processing flow chart of the things-internet gateway of the embodiment of the present invention;

Fig. 4 is the down link process chart of the things-internet gateway of the embodiment of the present invention;

Fig. 5 is the general flow chart that the embodiment of the present invention realizes transducer adaptation.

Embodiment

In actual applications, the things-internet gateway of adaptive multiple sensors transducer adaptation module, transducer interactive module can be comprised, as shown in Figure 1.Wherein,

Transducer adaptation module can realize following functions:

1, the adaptive different sensor type of transducer adaptation module energy, process upstream message.As: according to different sensor types, treatment and analysis carrys out the message of sensor interactive module.If needed, then the result of the described message of process is sent to platform of internet of things.Send described result to before platform of internet of things, treatment and analysis can be carried out according to different platform of internet of things to message, so that platform of internet of things is resolved.

2, the adaptive different sensor type of transducer adaptation module energy, process downstream message.As: according to different sensor types, treatment and analysis is from the related news of platform of internet of things.Before the described message of process, preliminary treatment can be carried out according to different platform of internet of things to message, to facilitate transducer adaptation module treatment and analysis.Further, if needed, the result of the described message gained of process can be sent to transducer by transducer interactive module.

3, transducer adaptation module can safeguard different sensor types easily, as: preserve, increase, delete different sensor types.When needs use certain sensor type, this sensor type can be registered in transducer adaptation module; When no longer needing to use certain sensor type, this sensor type can be nullified in transducer adaptation module.

Visible, transducer adaptation module can adaptive different sensor type, according to sensor type process upstream message and/or the downstream message of correspondence.

Transducer interactive module then can realize following functions:

1, receive the message of sensor adaptation module, send to transducer;

2, receive the message of sensor, send to transducer adaptation module.

Visible, transducer interactive module for described upstream message and/or downstream message, can realize the interacting message between transducer adaptation module and transducer.

Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.

Suppose the temperature sensor and the temperature controller that there are certain type (temporary called after SXC), and the Smoke Sensor of another type (temporary called after TNW) and sound alarm sensor.When carrying out adaptation to these transducers, can arrange: the temperature sensor of SXC, temperature controller and the Smoke Sensor of TNW, the sensor number of sound alarm transducer are respectively 1,2,3,4, address is respectively " 11111111 ", " 22222222 ", " 33333333 ", " 44444444 ".SXC transducer uses ttyUSB0 device file and things-internet gateway interactive information, and TNW transducer uses ttyUSB1 device file and things-internet gateway interactive information.

Sensing data structure to include but not limited in following element one of at least:

1, sensor type;

2, transducer access device file output handle;

3, sensing data analytical function pointer;

4, transducer control command encapsulation function pointer.

The initialization procedure of transducer adaptation module comprises the following steps:

Step one: definition SXC sensing data structure and TNW sensing data structure;

Step 2: register SXC sensing data structure and TNW sensing data structure in things-internet gateway, using the described data structure registered as sensing data structure.

Visible, the initialize flow of transducer adaptation module can represent as shown in Figure 2: need definition sensing data structure, and Register Sensor data structure.

When carrying out uplink processing, can following steps be performed:

Step one: the data of transducer interactive module fetch equipment file ttyUSB0, passes to transducer adaptation module;

Step 2: transducer adaptation module judges that the sensing data received is sent by the transducer of SXC;

Step 3: transducer adaptation module obtains SXC sensing data structure in registered sensing data structure;

Step 4: transducer adaptation module uses " sensing data analytical function pointer " in SXC sensing data structure, resolves sensing data.

Visible, uplink processing flow process can represent as shown in Figure 3.Wherein, transducer interactive module needs receiving sensor information and sending to transducer adaptation module; Transducer adaptation module then judges sensor type according to the sensor messages received, and according to this sensor type acquisition sensor data structure, resolves the sensing data in the described sensor messages received accordingly.

When carrying out down link process, can following steps be performed:

Step one: transducer adaptation module receives the message from platform of internet of things;

Step 2: it is 4 that transducer adaptation module obtains sensor number from described message, confirm that this message corresponds to TNW transducer accordingly, and the transducer sending described message is the sound alarm transducer of TNW type;

Step 3: transducer adaptation module obtains TNW sensing data structure in registered sensor construction;

Step 4: transducer adaptation module, according to " transducer control command encapsulation function pointer " in TNW sensing data structure, is resolved the data of the described TNW transducer from platform of internet of things, and parsing the data obtained is packaged into sensing data;

Step 5: packaged TNW sensing data is sent to transducer interactive module by transducer adaptation module, sends to transducer by transducer interactive module by device drives file ttyUSB1.

Visible, down link handling process can represent as shown in Figure 4.Wherein, transducer adaptation module needs the protocol data according to receiving to judge sensor type, according to the sensor type acquisition sensor data structure judged, and apply this sensing data construction packages sensing data, then send packaged sensing data.Transducer interactive module then can receive the sensing data of sensor adaptation module, sends afterwards again.

It should be noted that, described transducer adaptation module, transducer interactive module also can be arranged in the functional entity beyond things-internet gateway separate or jointly.

Visible in conjunction with above each embodiment, the operation thinking that the present invention realizes transducer adaptation can represent flow process as shown in Figure 5, and this flow process comprises the following steps:

Step 510: the adaptive different sensor type of transducer adaptation module, according to sensor type process upstream message and/or the downstream message of correspondence;

Step 520: transducer interactive module, for described upstream message and/or downstream message, realizes the interacting message between transducer adaptation module and transducer.

Visible in sum, no matter be method or system, the present invention realizes the technology of transducer adaptation can the transducer of simultaneously adaptive number of different types, solves the problem that traditional things-internet gateway can only be used for the transducer of single type.

The above, be only the more representational embodiment of the present invention, but protection scope of the present invention is not limited thereto, the division of things-internet gateway is not limited to above-mentioned division and name, and any code that can realize corresponding function is all within scope; Specific implementation is not limited to use sensor structure, and any code that can realize adaption function is all within scope; Sensor type is not limited to two, and any amount of sensor type is all within scope; Sensor function is not limited to temperature sensor, temperature controller, Smoke Sensor and sound alarm sensor, and any transducer is all within scope; Sensor interface device file is not limited to ttyUSB0 and ttyUSB1, and any device file is all within scope.Anyly be familiar with those skilled in the art in the technical scope that the present invention discloses, the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.

Claims (13)

1. realize a method for transducer adaptation, it is characterized in that, the method comprises:
The adaptive different sensor type of transducer adaptation module, according to sensor type process upstream message and/or the downstream message of correspondence; Transducer interactive module, for described upstream message and/or downstream message, realizes the interacting message between transducer adaptation module and transducer;
Transducer interactive module receiving sensor information and sending is to transducer adaptation module; The adaptive different sensor type of described transducer adaptation module, comprise according to the process of the sensor type process upstream message of correspondence: transducer adaptation module judges sensor type according to the sensor messages received, and search in registered sensing data structure according to this sensor type and obtain sensing data structure, and apply the sensing data in the described sensor messages that this sensing data structure elucidation receives;
The adaptive different sensor type of described transducer adaptation module, comprise according to the process of the sensor type process downstream message of correspondence: transducer adaptation module sentences sensor type according to the protocol data received, search in registered sensing data structure according to the sensor type judged and obtain sensing data structure, and apply this sensing data construction packages sensing data.
2. method according to claim 1, is characterized in that, the adaptive different sensor type of described transducer adaptation module, also comprises according to the process of the sensor type process upstream message of correspondence:
When needed the result of the described upstream message of process is sent to platform of internet of things.
3. method according to claim 2, is characterized in that, sends described result to before platform of internet of things, carries out treatment and analysis further according to different platform of internet of things to described upstream message, so that platform of internet of things is resolved.
4. method according to claim 1, is characterized in that, the adaptive different sensor type of described transducer adaptation module, also comprises according to the process of the sensor type process downstream message of correspondence:
When needed the result of the described downstream message gained of process is sent to transducer by transducer interactive module.
5. method according to claim 4, is characterized in that, before the described downstream message of process, carries out preliminary treatment further, to facilitate transducer adaptation module treatment and analysis according to different platform of internet of things to downstream message.
6. the method according to any one of claim 1 to 5, is characterized in that, safeguards different sensor types further by transducer adaptation module; Described maintenance comprises preservation, increases, deletes different sensor types.
7. realize a system for transducer adaptation, it is characterized in that, this system comprises transducer adaptation module, transducer interactive module; Wherein,
Described transducer adaptation module, for the sensor type that adaptation is different, according to sensor type process upstream message and/or the downstream message of correspondence;
Described transducer interactive module, for for described upstream message and/or downstream message, realizes the interacting message between transducer adaptation module and transducer;
Wherein, the adaptive different sensor type of described transducer adaptation module, during sensor type process upstream message according to correspondence specifically for: the sensor messages according to receiving judges sensor type, and search in registered sensing data structure according to this sensor type and obtain sensing data structure, and apply the sensing data in the described sensor messages that this sensing data structure elucidation receives;
The adaptive different sensor type of described transducer adaptation module, during sensor type process downstream message according to correspondence specifically for: the protocol data according to receiving judges sensor type, search in registered sensing data structure according to the sensor type judged and obtain sensing data structure, and apply this sensing data construction packages sensing data.
8. system according to claim 7, it is characterized in that, the adaptive different sensor type of described transducer adaptation module, during sensor type process upstream message according to correspondence, also for: when needed the result of the described upstream message of process is sent to platform of internet of things.
9. system according to claim 8, it is characterized in that, send described result to before platform of internet of things, described transducer adaptation module is further used for: carry out treatment and analysis according to different platform of internet of things to described upstream message, so that platform of internet of things is resolved.
10. system according to claim 7, is characterized in that, the adaptive different sensor type of described transducer adaptation module, during sensor type process downstream message according to correspondence, also for:
When needed the result of the described downstream message gained of process is sent to transducer by transducer interactive module.
11. systems according to claim 10, it is characterized in that, before the described downstream message of process, described transducer adaptation module is further used for: carry out preliminary treatment according to different platform of internet of things to downstream message, to facilitate transducer adaptation module treatment and analysis.
12. systems according to any one of claim 7 to 11, it is characterized in that, described transducer adaptation module, is further used for: safeguard different sensor types; Described maintenance comprises preservation, increases, deletes different sensor types.
13. systems according to any one of claim 7 to 11, it is characterized in that, described transducer adaptation module, transducer interactive module are arranged in things-internet gateway; Or, separate or in being jointly arranged at beyond things-internet gateway functional entity.
CN201110122767.8A 2011-05-12 2011-05-12 A kind of method and system realizing transducer adaptation CN102202093B (en)

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