CN106781392A - A kind of data acquisition and its acquisition system and acquisition method based on two-way http services - Google Patents
A kind of data acquisition and its acquisition system and acquisition method based on two-way http services Download PDFInfo
- Publication number
- CN106781392A CN106781392A CN201611242188.6A CN201611242188A CN106781392A CN 106781392 A CN106781392 A CN 106781392A CN 201611242188 A CN201611242188 A CN 201611242188A CN 106781392 A CN106781392 A CN 106781392A
- Authority
- CN
- China
- Prior art keywords
- acquisition unit
- data acquisition
- host computer
- computer server
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
A kind of data acquisition unit and its acquisition system and acquisition method based on two-way http services, including data acquisition unit, host computer server, fieldbus, sensor or instrument, the data acquisition unit includes MCU chip, power module, digital-quantity input interface, analog input interface, serial line interface, GPRS module, field-bus interface, the sensor or instrument are connected with fieldbus, the fieldbus is connected by field-bus interface with data acquisition unit transmitted in both directions, and the data acquisition unit is by GPRS module and host computer server wireless connection.Data cube computation can be actively initiated between data acquisition unit of the present invention and host computer server, so that ensure that data communication system can respond the data upload of random time initiation or assign a task, without keeping real-time online or always online on host computer server.Data acquisition unit of the present invention is greatly lowered to the performance resource requirement of host computer server.
Description
Technical field
The present invention relates to data collecting field, espespecially a kind of data collecting system and its collection based on two-way http services
Method.
Background technology
Data acquisition unit is the key equipment in remote data communication system.In remote data communication system, install
Various kinds of sensors network at the scene（Or meter network）, data acquisition unit is concentrated and is connected to by fieldbus, then count
Host computer server is connected remotely to by wired or wireless way according to collector, so as to realize sensor network（Or instrument net
Network）And the data double-way communication between host computer server.With the deep development of national economy, data acquisition unit is increasingly
Many occasions are widely used, such as, in civilian infrastructure industries such as power supply, supply, water supply, data acquisition unit can
By the instrumented data such as the ammeter of huge numbers of families, gas meter, flow meter, water meter System and it is sent to electric company, gas company, originally
Waters corporation etc., so as to realize remote automatic meter reading.Connection between data acquisition unit and host computer server, can be by wired
Network, it is also possible to by wireless network.On the market, the connected mode between data acquisition unit and host computer server is with GPRS
Mode is most commonly seen, because GPRS is without field wiring and operating cost is relatively low.On data acquisition unit after electricity, start
GPRS module, host computer server is connected by TCP/IP modes, so as to realize between host computer server and data acquisition unit
Data communication.
For the data communication request that response random time point may all be initiated, data acquisition unit must be in host computer server
Real-time online or always online is kept above.The demand of real-time online causes both sides problem：First, the channel resource of GPRS
Limited, when there is more GPRS device to need networking in the same area, the temporary transient GPRS device without data communication will be by
Kick offline, therefore, to keep real-time online, data acquisition unit to have at regular intervals intermittently toward host computer server
Heartbeat data packets are sent, the campus network that so may result in data acquisition unit increases；Secondly, large number of data acquisition unit
All log in real time above host computer server, port resource, thread resources for host computer server etc. propose larger
Requirement, therefore generally require many platform host computer servers could the numerous data acquisition unit of load number in the way of cluster
Real-time online, thus directly results in the construction cost of host computer server and increasing substantially for operation cost.
To overcome above-mentioned two aspects problem, also it has been proposed that a kind of non real-time online data acquisition unit or method.It is this kind of
Data acquisition unit, only in bottom sensor network（Or meter network）When having data sending request, or prior regulation when
Between, just actively can initiate connection request to host computer server and send data, data is activation actively breaks immediately after finishing,
GPRS campus networks are solved with this and the performance requirement to host computer server is reduced.But, this kind of data acquisition unit there is also
One more serious problem：When data acquisition unit is not online, because the IP address of data acquisition unit is often non-static and not
Fixed, so host computer server just cannot connect data acquisition unit by IP addressing mode, host computer server cannot just be led
Dynamic connection data acquisition unit is assigned so as to cause data directly cannot be uploaded in remote data communication internal system.
The content of the invention
To solve the above problems, the present invention provides a kind of data acquisition unit based on two-way http services and its acquisition system
With acquisition method, data communication between the data acquisition unit and host computer server serviced by two-way http and completed, without
Real-time online or always online is kept on host computer server.
To achieve the above object, the technical solution adopted by the present invention is：A kind of data acquisition based on two-way http services
Device, including MCU chip, power module, digital-quantity input interface, analog input interface, serial line interface, GPRS module, scene
EBI, the MCU chip, digital-quantity input interface, analog input interface, serial line interface, GPRS module, fieldbus
Interface is connected with power module, and the power module external power supply, the digital-quantity input interface, analog input interface are equal
Acquisition interface is provided with, the I/O port of the digital-quantity input interface, analog input interface by acquisition interface and MCU chip is double
Connected to transmission, the serial line interface, GPRS module, field-bus interface are connected with the I/O port transmitted in both directions of MCU chip.
Specifically, the digital-quantity input interface is up to four, but the same time can only have a digital quantity input to connect
Mouth is in running order, and the analog input interface is up to eight, but the same time can only have an analog input to connect
Mouth is in running order.
A kind of data collecting system based on two-way http services, including it is the data acquisition unit, host computer server, existing
Field bus, sensor or instrument, the sensor or instrument are connected with fieldbus, and the fieldbus is connect by fieldbus
Mouth is connected with data acquisition unit transmitted in both directions, and the data acquisition unit is by GPRS module and host computer server wireless connection.
A kind of acquisition method of the data acquisition unit based on two-way http services：
A. the data acquisition unit is connected by field-bus interface with spot sensor network or meter network, and is passed through
GPSR modules are connected with host computer server, and data acquisition unit starts http services；
B. the data acquisition unit is serviced to host computer server request http, and services ground by the http of data acquisition unit itself
Location is sent to host computer server, completes registration and configuration in host computer server；
C. the data acquisition unit periodically services POST service datas by host computer server http;
D. when the host computer server has the demand for copying and accepting spot sensor network or meter network data, the host computer
Server Web application systems send http and instruct to data acquisition unit, data acquisition unit analysis instruction, and to host computer server
Returning result；
E. after the GPRS module in the data acquisition unit goes offline from network and reconnects, step b processes are repeated.
Specifically, the http addresss of service of the data acquisition unit itself include IP address/domain name, port, Service name, number
It is spaced according to uploading.
Specifically, the MCU chip in the data acquisition unit reads scene biography one by one by fieldbus and according to No. ID
The data of sensor or instrument, then store data in MCU chip, then the host computer server that data are loaded in http
In service request, by GPRS module to host computer server request, when the http service requests send successfully, represent upper
Machine server receives related data, and when the http service requests send failure, then MCU chip continues to repeat the above steps, directly
To the http service requests send successfully.
The beneficial effects of the present invention are：Number can be actively initiated between data acquisition unit of the present invention and host computer server
According to connection, so that ensure that data communication system can respond the data upload of random time initiation or assign a task, without upper
Real-time online or always online is kept on machine server.Compared with the data acquisition unit of traditional real-time online, data of the present invention are adopted
Storage is greatly lowered to the performance resource requirement of host computer server, at the same it is less to GPRS traffic requirements, can significantly drop
The operating cost of low data acquisition unit.
Brief description of the drawings
Fig. 1 is the structural representation of data acquisition unit of the present invention.
Fig. 2 is the figure of remote data communication system schema schematic diagram of the invention.
Fig. 3 is positive pole workflow schematic diagram of the invention.
Drawing reference numeral explanation：1. data acquisition unit；11.MCU chips；12. power modules；13. digital-quantity input interfaces；
14. analog input interfaces；15. serial line interfaces；16.GPRS modules；17. field-bus interfaces；2. host computer server；3.
Fieldbus；4. sensor or instrument.
Specific embodiment
Refer to shown in Fig. 1-3, the present invention is on a kind of data acquisition unit 1 based on two-way http services, including MCU core
Piece 11, power module 12, digital-quantity input interface 13, analog input interface 14, serial line interface 15, GPRS module 16, scene
EBI 17, the MCU chip 11, digital-quantity input interface 13, analog input interface 14, serial line interface 15, GPRS moulds
Block 16, field-bus interface 17 are connected with power module 12, the external power supply of the power module 12, and the digital quantity input connects
Mouth 13, analog input interface 14 is equipped with acquisition interface, and the digital-quantity input interface 13, analog input interface 14 lead to
Cross acquisition interface to be connected with the I/O port transmitted in both directions of MCU chip 11, the serial line interface 15, GPRS module 16, fieldbus connect
Mouth 17 is connected with the I/O port transmitted in both directions of MCU chip 11.
Using such scheme, compared with prior art, data acquisition unit of the present invention 1 on host computer server 2 without protecting
Real-time online or always online is held, while can actively initiate data company between data acquisition unit 1 and host computer server 2 again
Connect, it is ensured that the data that data communication system can respond random time initiation are uploaded or assigned a task.With the number of traditional real-time online
Compared according to collector, data acquisition unit of the present invention 1 is greatly lowered to the performance resource requirement of host computer server 2, while right
GPRS traffic requirements are less, and the operating cost of data acquisition unit 1 can be greatly lowered.
Specifically, the digital-quantity input interface 13 be up to four, but same time can only have a digital quantity to be input into
Interface 13 is in running order, be up to eight, the analog input interface 14, but the same time can only have an analog quantity
Input interface 14 is in running order.
It is a kind of based on two-way http service data collecting system, including the data acquisition unit 1, host computer server 2,
Fieldbus 3, sensor or instrument 4, the sensor or instrument 4 are connected with fieldbus 3, and the fieldbus 3 is by existing
Field bus interface 17 is connected with the transmitted in both directions of data acquisition unit 1, and the data acquisition unit 1 is taken by GPRS module 16 with host computer
The business wireless connection of device 2.
A kind of acquisition method of the data acquisition unit based on two-way http services：
A. the data acquisition unit 1 is by field-bus interface 17 and spot sensor or the network connection of instrument 4, and passes through
GPSR modules 16 are connected with host computer server 2, and data acquisition unit 1 starts http services；
B. the data acquisition unit 1 is serviced to the request of host computer server 2 http, and the http of data acquisition unit 1 itself is taken
Business address is sent to host computer server 2, completes registration and configuration in host computer server 2；
C. the data acquisition unit 1 periodically services POST service datas by host computer server 2http;
D. when the host computer server 2 has the demand for copying and accepting spot sensor network or meter network data, the host computer
Server 2Web application systems send http and instruct to data acquisition unit 1, the analysis instruction of data acquisition unit 1, and are taken to host computer
The business returning result of device 2；
E. after the GPRS module 16 in the data acquisition unit 1 goes offline from network and reconnects, step b processes are repeated.
Specifically, the http addresss of service of the data acquisition unit 1 itself include IP address/domain name, port, Service name,
Data upload interval.
Specifically, the MCU chip 11 in the data acquisition unit 1 reads existing one by one by fieldbus 3 and according to No. ID
The data of field sensor or instrument 4, then store data in MCU chip 11, then the host computer service that data are loaded in
In the http service requests of device 2, asked to host computer server 2 by GPRS module 16, when the http service requests send into
During work(, represent that host computer server 2 receives related data, when the http service requests send failure, then MCU chip 11 continues
Repeat the above steps, untill the http service requests send successfully.
Below by specific embodiment, the present invention is further illustrated.
Refering to shown in Fig. 1, the inside of this specific embodiment data acquisition unit 1 mainly include MCU chip 11, power module 12,
Digital-quantity input interface 13, analog input interface 14, serial line interface 15, GPRS module 16, field-bus interface 17, wherein
MCU chip 11 is the core processing unit and control unit of data acquisition unit 1, fieldbus 3 externally with bottom sensor or instrument
The fieldbus 3 of the network of table 4 is connected, and internally the I/O port with MCU chip 11 is connected, and according to practical situations, scene is total
Line interface 17 can follow M-Bus agreements, Moubus agreements, Can buses etc. with fieldbus 3.
Digital-quantity input interface 13 can externally gather all kinds of digital quantities or the switching value that bottom sensor or instrument 4 are produced,
Then in the I/O port by MCU chip 11, all kinds of digital quantities and switching value are transported into MCU chip 11 carries out further computing
And treatment.Data acquisition unit proposed by the present invention 1, its internal digital-quantity input interface 13 can have up to four, but same
Time can only have a digital-quantity input interface 13 in running order, and four digital-quantity input interfaces 13 are taken turns successively in sequence
Inquiry formula works.Similarly, its internal analog input interface 14 can externally gather all kinds of moulds that bottom sensor or instrument 4 are produced
Analog quantity signal, then in the I/O port by MCU chip 11, all kinds of analog signalses are transported into MCU chip 11 is carried out further
Computing and treatment.Analog input interface 14 inside data acquisition unit 1 can have up to eight, but the same time can only have
One analog input interface 14 is in running order, eight polling type work successively in sequence of analog input interface 14.
GPRS module 16 is connected to the I/O port of MCU chip 11, and is communicated with MCU chip 11 by SPI modes, will
MCU chip 11 needs the data for sending that host computer server 2 is sent in the way of transparent transmission, equally also with transparent transmission
The instruction that host computer server 2 is issued is sent to MCU chip 11 by mode.It is similar, in serial line interface 15 pairs and MCU chip
11 I/O ports with serial port function are connected, and are externally connected with the equipment with serial port function, and to realize outside serial equipment, such as scene is adjusted
The debugging or test of examination equipment or production test equipment to data acquisition unit.
Refering to the use remote data communication system schema schematic diagram of the invention shown in Fig. 2, by large number of bottom
The sensor network or meter network of sensor or the composition of instrument 4, concentrate and are connected to data of the invention by fieldbus 3
Digital-quantity input interface 13 or analog input interface 14 inside collector 1, then by the GPRS inside data acquisition unit 1
Module 16 wirelessly remotely logs on to host computer server 2, so as to realizing bottom sensor or instrument by various types of signal or
Instrumented data is sent to host computer server 2 by data acquisition unit 1, while can also lead to all kinds of operational orders and control command
Cross data acquisition unit 1 and be sent to bottom sensor or instrument 4.This specific embodiment data acquisition unit 1 can need data acquisition
The application such as industrial circle, civilian Internet of Things field, civilian infrastructure field controlled with equipment.
Refering to shown in Fig. 3, the software program corresponding to the workflow of the whole machine of this specific embodiment is all in MCU chip
11 operations.The workflow of wherein whole machine is as follows：
1）After data acquisition unit 1 is installed and turns on the power electricity at the scene, its internal modules can be completed just first
Beginning chemical industry is made, including controls the initialization of all kinds of parameters and register of modules.Then, the GPRS in data acquisition unit 1
Module 16 will start, and start http services simultaneously.Then, data acquisition unit 1 is serviced to the request of host computer server 2 http,
By the http addresss of service of data acquisition unit 1 itself, upload interval comprising IP address/domain name, port, Service name and data and send
To host computer server 2, data acquisition unit 1 just completes registration and configuration in host computer server 2.Data acquisition unit 1
After host computer server 2 completes registration and configuration, data acquisition unit 1 is actively to disconnect the connection with host computer server 2
（This is determined by the operation principle and the method for operation of http）, discharge Service-Port and thread resources.But at the same time, number
Still keep with internet being connected according to collector 1, i.e., data acquisition unit 1 keeps constant in internet online IP.When
GPRS module 16 occurs after the situation of disconnection reconnecting, because the IP address for reconnecting the GPRS module 16 reached the standard grade has occurred and that
Change, therefore the step of now data acquisition unit 1 will repeat above-mentioned startup http service and configuration http addresses.
2）Complete after above-mentioned steps, data acquisition unit 1 will run the clock module inside MCU chip 11, and to circulate
Mode continue to run with program, wait time set in advance that corresponding action is completed after reaching.Data acquisition unit 1 can set in advance
Fixed two timelike intervals, i.e., read downwards the time interval of bottom sensor or the data of instrument 4, and to host computer server 2
Send the time interval of data.This two timelike interval is decided according to the actual requirements, between generally 1 hour to 24 hours.
3）When the time interval for reading bottom sensor or the data of instrument 4 is reached, MCU chip 11 can be first from inside it
Memory module read No. ID of first sensor or instrument, then according to the sensor or the communications protocol of instrument, Xiang Qi
Send a string of command frames for reading data.Receive after the data that the sensor or instrument are returned, MCU chip 11 again deposits data
Storage is in the memory space corresponding to the sensor or instrument ID.Then, MCU chip 11 will load next sensor or instrument
No. ID of table, lays equal stress on and recurs the process of lose one's life order and data storage, is all run through until by the data of all the sensors or instrument
Untill, during then MCU chip 11 will back within circular wait.
4）When the time interval that data are sent to host computer server 2 is reached, MCU chip 11 can be first by memory module
Interior corresponding data are all read out, and then these data are all loaded within the http service requests for thinking host computer server 2,
Then http service requests are sent to host computer server 2 by GPRS module 16, when the request sends successfully, that is, is meaned
Host computer server 2 has been received by related data, during now MCU chip 11 can back within circular wait.If http
Service request sends failure, then MCU chip 11 can repeat the above steps, untill http service requests send successfully.
5）When data acquisition unit 1 receives the http service requests of host computer server 2, now data acquisition unit 1 is by head
The http request is first parsed, the information type that host computer server 2 goes for data is therefrom extracted, then from MCU chip 11
Corresponding data is read out in memory module, and these data are assembled into host computer server is sent to after http service requests
2。
Knowable to whole machine workflow, compared with traditional data acquisition equipment or module, data proposed by the present invention
Collector 1 without logging in above host computer server 2 in real time forevermore, but the number further through two-way http service guarantees simultaneously
Data cube computation can be actively initiated according to collector 1 and host computer server 2.Therefore, using data acquisition unit proposed by the present invention,
The data upload task or data that the initiation of remote data communication system random time point can not only be responded assign a task, can also be big
Amplitude reduction is to the performance resource requirement of host computer server 2, while reducing the flow and operating cost of GPRS module 16.
Embodiment of above is only that the preferred embodiment of the present invention is described, and not the scope of the present invention is entered
Row is limited, and on the premise of design spirit of the present invention is not departed from, this area ordinary skill technical staff is to technical side of the invention
Various modifications and improvement that case is made, all should fall into the protection domain of claims of the present invention determination.
Claims (6)
1. it is a kind of based on two-way http service data acquisition unit, it is characterised in that：Including MCU chip, power module, digital quantity
Input interface, analog input interface, serial line interface, GPRS module, field-bus interface, the MCU chip, digital quantity input
Interface, analog input interface, serial line interface, GPRS module, field-bus interface are connected with power module, the power supply mould
Block external power supply, the digital-quantity input interface, analog input interface are equipped with acquisition interface, and the digital quantity input connects
Mouth, analog input interface are connected by acquisition interface with the I/O port transmitted in both directions of MCU chip, the serial line interface, GPRS
Module, field-bus interface are connected with the I/O port transmitted in both directions of MCU chip.
2. it is according to claim 1 it is a kind of based on two-way http service data acquisition unit, it is characterised in that：The numeral
Amount input interface is up to four, but the same time can only have a digital-quantity input interface in running order, the simulation
Amount input interface is up to eight, but the same time can only have an analog input interface in running order.
3. it is a kind of based on two-way http service data collecting system, it is characterised in that：Including data acquisition described in claim 1
Device, host computer server, fieldbus, sensor or instrument, the sensor or instrument are connected with fieldbus, the scene
Bus is connected by field-bus interface with data acquisition unit transmitted in both directions, the data acquisition unit by GPRS module with it is upper
Machine server wireless connection.
4. it is a kind of based on two-way http service data acquisition unit acquisition method, it is characterised in that：
A. the data acquisition unit is connected by field-bus interface with spot sensor network or meter network, and is passed through
GPSR modules are connected with host computer server, and data acquisition unit starts http services；
B. the data acquisition unit is serviced to host computer server request http, and services ground by the http of data acquisition unit itself
Location is sent to host computer server, completes registration and configuration in host computer server；
C. the data acquisition unit periodically services POST service datas by host computer server http;
D. when the host computer server has the demand for copying and accepting spot sensor network or meter network data, the host computer
Server Web application systems send http and instruct to data acquisition unit, data acquisition unit analysis instruction, and to host computer server
Returning result；
E. after the GPRS module in the data acquisition unit goes offline from network and reconnects, step b processes are repeated.
5. the acquisition method of a kind of data acquisition unit based on two-way http services according to claim 4, its feature exists
In：The http addresss of service of the data acquisition unit itself include that IP address/domain name, port, Service name, data upload interval.
6. the acquisition method of a kind of data acquisition unit based on two-way http services according to claim 4, its feature exists
In：MCU chip in the data acquisition unit reads spot sensor or instrument one by one by fieldbus and according to No. ID
Data, then store data in MCU chip, then in the http service requests of the host computer server that data are loaded in,
By GPRS module to host computer server request, when the http service requests send successfully, represent that host computer server is received
To related data, when the http service requests send failure, then MCU chip continues to repeat the above steps, until http clothes
Untill business request sends successfully.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611242188.6A CN106781392A (en) | 2016-12-29 | 2016-12-29 | A kind of data acquisition and its acquisition system and acquisition method based on two-way http services |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611242188.6A CN106781392A (en) | 2016-12-29 | 2016-12-29 | A kind of data acquisition and its acquisition system and acquisition method based on two-way http services |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106781392A true CN106781392A (en) | 2017-05-31 |
Family
ID=58925521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611242188.6A Pending CN106781392A (en) | 2016-12-29 | 2016-12-29 | A kind of data acquisition and its acquisition system and acquisition method based on two-way http services |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106781392A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109905467A (en) * | 2019-01-31 | 2019-06-18 | 山东爱拓软件开发有限公司 | A kind of general information collecting method and information acquisition system |
| CN111487920A (en) * | 2020-05-26 | 2020-08-04 | 上海威派格智慧水务股份有限公司 | Data acquisition and processing system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101098319A (en) * | 2006-06-27 | 2008-01-02 | 中国移动通信集团公司 | IP multimedia subsystem based family gateway and configuring method thereof |
| CN101854377A (en) * | 2010-01-25 | 2010-10-06 | 杭州东信北邮信息技术有限公司 | Information platform system supporting wireless terminal and implementation method thereof |
| CN102420872A (en) * | 2011-12-06 | 2012-04-18 | 公安部交通管理科学研究所 | Hyper text transfer protocol (HTTP)-data-stream-based transmission management framework |
| CN105068525A (en) * | 2015-08-31 | 2015-11-18 | 中电装备山东电子有限公司 | Remote measuring and controlling device |
| CN204926481U (en) * | 2015-09-25 | 2015-12-30 | 山东同方德诚科技有限公司 | Data collection station based on thing networking |
-
2016
- 2016-12-29 CN CN201611242188.6A patent/CN106781392A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101098319A (en) * | 2006-06-27 | 2008-01-02 | 中国移动通信集团公司 | IP multimedia subsystem based family gateway and configuring method thereof |
| CN101854377A (en) * | 2010-01-25 | 2010-10-06 | 杭州东信北邮信息技术有限公司 | Information platform system supporting wireless terminal and implementation method thereof |
| CN102420872A (en) * | 2011-12-06 | 2012-04-18 | 公安部交通管理科学研究所 | Hyper text transfer protocol (HTTP)-data-stream-based transmission management framework |
| CN105068525A (en) * | 2015-08-31 | 2015-11-18 | 中电装备山东电子有限公司 | Remote measuring and controlling device |
| CN204926481U (en) * | 2015-09-25 | 2015-12-30 | 山东同方德诚科技有限公司 | Data collection station based on thing networking |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109905467A (en) * | 2019-01-31 | 2019-06-18 | 山东爱拓软件开发有限公司 | A kind of general information collecting method and information acquisition system |
| CN111487920A (en) * | 2020-05-26 | 2020-08-04 | 上海威派格智慧水务股份有限公司 | Data acquisition and processing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204190758U (en) | A kind of embedded data acquisition and transmission intelligent terminal being applied to Internet of Things | |
| CN105610876A (en) | Industrial control type automatic network communication protocol converter and communication protocol conversion method | |
| CN103792928A (en) | Industrial field data collecting and analyzing system based on Modbus | |
| CN204883352U (en) | Tobacco peculiar smell treatment facility running state remote monitering system | |
| CN105204429B (en) | A kind of industrial Multi-parameter data remote transmission device | |
| CN102664779B (en) | CAN bus data transmitting method | |
| CN105335316A (en) | Motor assembling line serial port server based on cloud computation | |
| CN103984323A (en) | Integrated configurable industrial information monitoring, analyzing and controlling system | |
| CN201134815Y (en) | Ethernet data acquisition and transmission system | |
| CN104881008A (en) | Remote monitoring system based on Internet-of-Things | |
| CN104635708A (en) | OPC UA (Unified Architecture) data acquisition module based on I-MX287 processor | |
| CN105681285A (en) | Method for obtaining information of heterogeneous industrial signal source | |
| CN1567114A (en) | Wireless local area network field bus network control station | |
| CN101644920A (en) | Control method of embedded station information collector system | |
| CN106781392A (en) | A kind of data acquisition and its acquisition system and acquisition method based on two-way http services | |
| CN201699739U (en) | AT91RM9200-based fieldbus protocol conversion gateway platform | |
| CN103067201A (en) | Multi-protocol communication manager | |
| CN103823775A (en) | Serial port and Internet port smart converter | |
| CN202551083U (en) | Real-time data and management data separated field bus intelligent gateway | |
| CN205004841U (en) | Intelligence substation equipment and data transmission system thereof | |
| CN109413185A (en) | A kind of equipment routing inspection system and its Cloud Server design method | |
| CN103353750B (en) | A kind of microwave metallurgical control method based on multibus | |
| CN111413902A (en) | Bridge monitoring communication method and acquisition system based on Can bus | |
| CN201369723Y (en) | Bluetooth module collector based on Bluetooth chip | |
| CN106254194A (en) | A kind of GPRS Wireless Data Transmission Terminal acquisition method and acquisition module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |