CN102469624A - Wireless intelligent ad hoc network data transmission technology and equipment based on frequency band within 1.0GHz - Google Patents
Wireless intelligent ad hoc network data transmission technology and equipment based on frequency band within 1.0GHz Download PDFInfo
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- CN102469624A CN102469624A CN201010553878XA CN201010553878A CN102469624A CN 102469624 A CN102469624 A CN 102469624A CN 201010553878X A CN201010553878X A CN 201010553878XA CN 201010553878 A CN201010553878 A CN 201010553878A CN 102469624 A CN102469624 A CN 102469624A
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Abstract
The invention discloses intelligent wireless data transmission network technology and equipment which mainly serve in the projects of data transmission of various sensors in an application of the internet of things. Our company develops ''wireless intelligent ad hoc network data transmission technology and equipment based on a frequency band within 1.0GHz'', namely, a GR1000 wireless ad hoc network data transmission network system. The network works in an industrial application-free channel within 1GHz, meanwhile, the data transmission is realized by using the wireless ad hoc network protocol of the inventor. The Wireless intelligent ad hoc network data transmission technology and equipment based on the frequency band within 1.0GHz have the characteristics of long transmission distance (available for 10km), intelligent networking, intelligent routing, stability and reliability, and the like. The technology and the system can be widely applied to various local-area, multi-point and low-speed data acquisition and transmission applications, such as data acquisition and transmission of measuring instruments, such as a power equipment instrument, a gas meter, a water meter, a temperature meter, a humidity meter, and the like. The organic combination of the GR1000 equipment and the instruments or sensors is the best scheme of the data transmission and management in the application of the internet of things.
Description
One, technical field:
The invention belongs to wireless communication field, be applied to collection, transmission and collective analysis and the management etc. of the data such as collection and transmission, particularly temperature, humidity, pressure, flow, electric energy, voltage, electric current of various data, is the core technology of Internet of Things.
Two, technical background:
Internet of Things is the information industry tide again after computer, the Internet and mobile radio communication.Internet of Things is divided into three-decker from technological layer: sensing layer, transport layer and application layer.The technical foundation of Internet of Things is radio frequency identification (RFID) and wireless or wired sensing net.Internet of Things is by means of sensing equipment; Like temperature, humidity, noise, light intensity, air pressure, the pollutant component in the means measurement environment such as photoelectric sensor, infrared inductor, global positioning system; Be exactly multiple physics such as size, speed and direction, state etc., chemistry, the biological phenomenon parameter of mobile object in addition, then through network with these information gatherings and be transferred to the central information processing system and further process.Internet of Things has wide sector application demand, in the near future, will bring revolutionary variation to people's life style.Fields such as municipal public safety, public health, safety in production, intelligent transportation, freight logistics, Smart Home, environmental monitoring, medical services will become the major fields that technology of Internet of things is used.The development of Internet of Things industry is to following Internet development, and even development and national economy all plays an important role.
Plurality of applications occasion at Internet of Things; Have information point that a large portion need gather, transducer etc. to concentrate on a certain specific regional area, how the information aggregating with these regional areas, multiple spot gets up, and sends on the Internet through single outlet then; Like this when reducing cost; Also saved the IP resource of the Internet greatly, in technical field, this problem also is the subject matter that people face.
On the problem that solves regional area, multi-point data acquisition transmission, it is through bus all transducers to be coupled together that traditional data acquisition systems is divided into wired and wireless, wired mode; Such as in industry, adopting the RS-485 bus mostly, be pooled at last a bit, centrostigma converts ICP/IP protocol to through serial server again; Be connected to the Internet or computer controlling center; Use the RS-485 wired connection to have difficult wiring, difficulty of construction is big, and the cycle is long; Cost great amount of manpower and material resources, and some occasion is not allow to carry out destructive work or walk open-wire line.Wireless mode has several kinds usually, and such as the zigbee network, wlan network perhaps utilizes GPRS/3G network or the like; The frequency of Zigbee and wlan network all is 2.4GHz, and frequency is very high, and advantage is that the speed ratio of transmission data is higher; But shortcoming also clearly, and transmission range is near, and penetration power is very poor; And in the operational environment of reality, major part is the occasion that environment is poor, barrier is many, in addition if not the needs of video monitoring; Overwhelming majority occasion all is the data acquisition of low rate, does not need the transfer of data of two-forty; If data are sent to the data designated center through the GPRS/3G network; Can cause a large amount of IP wastings of resources, can produce the problem of expense simultaneously, and some application be 24 hours image data; Data volume is very big; Will produce the expense of great number, the cost of this type of GPRS/3G collector is also relatively more expensive usually in addition, and operation cost can significantly increase.
For addressing the above problem, my company has developed " 1.0GHz is with interior frequency range intelligent wireless MANET data transmission technology and equipment ", i.e. GR1000 type intelligent wireless MANET data transmission network equipment.This technology and system can be widely used in the data acquisition transmission of various regional areas (in 300 meters～10 kms), multiple spot, low rate and use, such as power equipment instrument, gas meter, water meter, temperature, the data acquisition of measurement instruments such as humidity and transmission.The combination of GR1000 equipment and instrument or transducer is the preferred plan of transfer of data and management during Internet of Things is used.
Three, summary of the invention:
The problem that the present invention solves:
In the collection transmission plan of supplemental characteristics such as traditional electric energy, flow, temperature, humidity, there is long construction period in the wire transmission circuit, Financial cost, time cost and human cost problem of higher.Use existing public wireless GPRS/3G network to carry out transfer of data, each data point every month all need be to operator's payment network usage charges or lot of data traffic fee, and operation cost is expensive.Use 2.4GHz Zigbee or WLAN technology, though speed is high, penetration power is relatively poor, and cost of investment neither be only.
In a word, original wireless and wired solution, numerous to data point in the Internet of Things, data volume is little, and is not high to rate requirement, and the expense of arranging net is lower, and the demand that running cost is free can't satisfy.The present invention can address these problems.
The method that the present invention realizes:
The problem that exists in the traditional scheme before the present invention is directed to; Utilize 1.0GHz with interior free frequency resource; Such as 315MHz～510MHz, 779MHz～960MHz or the like, the wireless self-networking agreement of utilizing the inventor to have by oneself simultaneously realizes the reliable and stable transmission of data.
GR1000 series wireless self-networking data acquisition and transmission equipment comprise GRC-1000 series Net MUX and GRT-1000 series acquisition terminal.GRC-1000 Net MUX and GRT-1000 acquisition terminal are used; Can form high-performance, stable, reliably, easily, the intelligent radio data of exempting from operating charges gathers transmission network, is sent to specified server through Ethernet interface or 3G network at last.System block diagram is referring to accompanying drawing 1.
Whole collection transmission network is the basis with the GST-P intelligence MANET technology that the inventor has independent intellectual property right, and this technology is to whole intelligent automaticization such as networking, Route Selection, network managements.With multi-hop mode building network, freely make things convenient for, expanding transmission distance and network's coverage area greatly, for complex environment, it blocks with the mode cut-through thing of intelligent transfer, to improve reliability of data transmission and stability.Even in the industrial environment of complicacy or danger, also can set up stable, reliable, as to have regional covering wireless intelligent network.When the network node broke down, other node datas were gathered unaffected, and route is selected automatically.During topologies change, can in time make up new wireless network automatically again.
Sing sharp company complete networking software is provided, simple, convenient, let the client set up the data acquisition transmission network of oneself intuitively, simultaneously; Utilize the sharp network operation monitoring software that provides of song; Can utilize the Internet the Internet to check each network at any time, the working condition of each data point, the systems soft ware that goes wrong is reported to the police automatically; Notify the client, realize real intellectuality, automation, visual data acquisition transmission network.
GR1000 equipment is low power transmissions, green product, electromagnetism environmental protection; Be operated in free frequency range, the carrier frequency frequency meets the ISM band communication standard in the 1.0GHz scope; Need not to apply for frequency, is that transparent data transmits to the data acquisition terminal, can adapt to any standard or off-gauge User Agreement.GR1000 equipment can be monitored operation conditions voluntarily, even radio frequency chip is disturbed (thunderous electrical interference) also can restart, recovers network automatically, can not influence the transmission of network data.Changed the fatal problem of present wireless telecommunications industry; This product is never crashed; Satisfy various other industrial customer demands of level, GRT-1000 series acquisition terminal can provide the RS-485/RS-232 interface of standard, can satisfy the industrial occasions of any strictness and use.GRC-1000 series is gathered concentrator can provide standard USB, TCP/IP Ethernet, RS-485 interface, GPRS interface.
Equipment adopts monolithic radio frequency integrated circuit and high-performance processor, and peripheral circuit is few, and reliability is high, and failure rate is low, and is highly sensitive, and the sensitivity of 1200bps is-112dBm that the sensitivity of 115200bps is-95dBm long working life, good stability.Operating temperature range is wide: all devices of GR1000 equipment are all selected for use by industrial standard, and product export is through strict high low-temperature test, and all-40～+ 85 degrees centigrade of scopes, the device annual aging characteristic all is no more than 0.5ppm to working temperature.
GRC-1000 concentrator technical indicator:
| Sequence number | Technical | Parameter | Remarks | |
| 1 | Modulation system | ?GFSK | ? | |
| 2 | Operating frequency | Any frequency between the 385-468MHz | Frequency is configurable | |
| 3 | Transmitting power | ?+20dBm(100mW)， | ? | |
| 4 | Receiving sensitivity | ?-110dBm | ? | |
| 5 | Input voltage range | ?+7V～+12V | ? | |
| 6 | Operating current | Emission :<=300mA receives :<=30mA | ? | |
| 7 | Traffic rate | ?1200-115200bps | Speed is configurable | |
| 8 | Interface type | ?USB/RS-485/TCP-IP/GPRS | ? | |
| 9 | Working temperature | ?-40℃～85℃ | ? | |
| 10 | Storage temperature | ?-65℃～150℃ | ? | |
| 11 | Working |
10%～90% relative humidity, frozen-free | ? | |
| 12 | Overall dimension | ?133×103×33(mm) | ? |
The technical indicator of GRT-1000 acquisition terminal:
| Sequence number | Technical | Parameter | Remarks | |
| 1 | Modulation system | GFSK | ? | |
| 2 | Operating frequency | Any frequency between the 385-468MHz | Frequency is configurable | |
| 3 | Transmitting power | +10dBm(10mW) | ? | |
| 4 | Receiving sensitivity | -110dBm | ? | |
| 5 | Input voltage range | +5V～+12V | ? | |
| 6 | Operating current | Emission :<=200mA receives :<=30mA | ? | |
| 7 | Traffic rate | 1200-115200bps | Speed is configurable | |
| 8 | Interface type | RS-485/RS-232 | The user is optional | |
| 9 | Working temperature | -40℃～85℃ | ? | |
| 10 | Storage temperature | -65℃～150℃ | ? | |
| 11 | Working |
10%～90% relative humidity, frozen-free | ? | |
| 12 | Overall dimension | 93×70×25(mm) | ? |
Four, description of drawings:
Accompanying drawing 1 GRC-1000 system block diagram
Accompanying drawing 2 GRC-1000 Net MUX product pictures
Accompanying drawing 3 GRC-1000 interface sketch mapes
Accompanying drawing 4 GRT-1000 wireless acquisition terminal product pictures
Accompanying drawing 5 GRT-1000 interface sketch mapes
Accompanying drawing 6 GRC-1000 schematic diagram systems 485 interface protection parts
Accompanying drawing 7 GRC-1000 schematic diagram 433MHz radio-frequency module components of system as directed
Accompanying drawing 8 GRC-1000 schematic diagram ethernet controller parts
Accompanying drawing 9 GRT-1000 schematic diagram main control parts
Five, embodiment:
A) stage of hardware designing:
Carry out the hardware elementary diagram design earlier, planned network concentrator schematic diagram and wireless terminal schematic diagram, that design tool uses is PowerLogic2007;
Carry out PCB layout design again, use be PowerPCB2007.The PCB file that designs is produced pcb board, and with the components and parts welding, product is accomplished in package shell.
B) the network construction stage:
With concentrator and terminal downloads software, utilize the upper layer software (applications) of company, carry out networking.
C) data transfer phase:
After the network construction success, can carry out transfer of data, so both solve the site operation problem, also solve the flow cost issues of GPRS simultaneously.
Claims (2)
1. one kind is used for the method that data wireless transmits; Carrier frequency at 1GHz with interior ISM band; The implementation method of multi-hop, cascade; It is characterized in that: whole network be with concentrator as control and Consultation Center, wireless terminal is as network data acquisition and transmission terminal, forms the intelligent network of multi-hop cascade.
2. the Wireless Communication Equipment by claim 1 manufacturing comprises wireless network concentrator GRC-1000 and wireless network terminal GRT-1000.Wherein the control chip of GRC-1000 employing band ethernet controller and 1.0GHz adopt correlation technique that transmitting power is controlled in the 100mW with the radio frequency chip of interior frequency range simultaneously.The single-chip microcomputer of GRT-1000 employing band A/D converter and 1.0GHz adopt correlation technique that transmitting power is controlled at 10mW with the radio frequency chip of interior frequency range simultaneously.In networking with when transmitting, whole network is to be control and Consultation Center with GRC-1000, and GRT-1000 forms the intelligent network of multi-hop cascade as network data acquisition and transmission terminal, and direct connection of intelligent detector has the MODBUS stipulations simultaneously.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010553878XA CN102469624A (en) | 2010-11-19 | 2010-11-19 | Wireless intelligent ad hoc network data transmission technology and equipment based on frequency band within 1.0GHz |
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| CN201010553878XA CN102469624A (en) | 2010-11-19 | 2010-11-19 | Wireless intelligent ad hoc network data transmission technology and equipment based on frequency band within 1.0GHz |
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| CN102469624A true CN102469624A (en) | 2012-05-23 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103226749A (en) * | 2013-03-20 | 2013-07-31 | 中北大学 | Goods and materials recovering system based on wireless ad hoc network |
| CN105682235A (en) * | 2016-02-21 | 2016-06-15 | 武汉米风通信技术有限公司 | Uplink data stream transmission method based on ISM low-speed internet of things communication system |
| CN108055181A (en) * | 2018-01-18 | 2018-05-18 | 河南工程学院 | A kind of smart home wireless control system |
| CN109391652A (en) * | 2017-08-08 | 2019-02-26 | 关隆股份有限公司 | The data transmission method of wireless system |
| CN109725591A (en) * | 2018-12-29 | 2019-05-07 | 杭州禾迈电力电子技术有限公司 | Monitoring device and its method |
| CN111391784A (en) * | 2020-03-13 | 2020-07-10 | Oppo广东移动通信有限公司 | Information prompting method and device, storage medium and related equipment |
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| EP1677270A1 (en) * | 2004-12-31 | 2006-07-05 | Hejl Tomas | Method of automatic meter reading |
| CN1808511A (en) * | 2006-01-28 | 2006-07-26 | 李乐天 | Automatic KWH meter control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1677270A1 (en) * | 2004-12-31 | 2006-07-05 | Hejl Tomas | Method of automatic meter reading |
| CN1808511A (en) * | 2006-01-28 | 2006-07-26 | 李乐天 | Automatic KWH meter control system |
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| 吴晓勇: "《工程科技Ⅱ辑》", 31 December 2009 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103226749A (en) * | 2013-03-20 | 2013-07-31 | 中北大学 | Goods and materials recovering system based on wireless ad hoc network |
| CN103226749B (en) * | 2013-03-20 | 2017-02-08 | 中北大学 | Goods and materials recovering system based on wireless ad hoc network |
| CN105682235A (en) * | 2016-02-21 | 2016-06-15 | 武汉米风通信技术有限公司 | Uplink data stream transmission method based on ISM low-speed internet of things communication system |
| CN109391652A (en) * | 2017-08-08 | 2019-02-26 | 关隆股份有限公司 | The data transmission method of wireless system |
| CN109391652B (en) * | 2017-08-08 | 2021-09-28 | 关隆股份有限公司 | Data transmission method for radio system |
| CN108055181A (en) * | 2018-01-18 | 2018-05-18 | 河南工程学院 | A kind of smart home wireless control system |
| CN109725591A (en) * | 2018-12-29 | 2019-05-07 | 杭州禾迈电力电子技术有限公司 | Monitoring device and its method |
| CN109725591B (en) * | 2018-12-29 | 2023-08-15 | 杭州禾迈电力电子股份有限公司 | Monitoring device and method thereof |
| CN111391784A (en) * | 2020-03-13 | 2020-07-10 | Oppo广东移动通信有限公司 | Information prompting method and device, storage medium and related equipment |
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Addressee: Shanghai song Rui network technology Co., Ltd. Wang Qingchao Document name: Notification of Publication of the Application for Invention |
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Address after: 91 Lane 117, Jinsha River Road, Shanghai, 200062, Lane 2, No. 502 Applicant after: Shanghai Gerui Network Technology Co., Ltd. Address before: 200061 building 19, No. 169, Hester Road, Shanghai, 1602 Applicant before: Shanghai Gerui Network Technology Co., Ltd. |
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Application publication date: 20120523 |