CN103874241A - Gateway for supporting merging work of various kinds of radio frequency communication - Google Patents
Gateway for supporting merging work of various kinds of radio frequency communication Download PDFInfo
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- CN103874241A CN103874241A CN201410098814.3A CN201410098814A CN103874241A CN 103874241 A CN103874241 A CN 103874241A CN 201410098814 A CN201410098814 A CN 201410098814A CN 103874241 A CN103874241 A CN 103874241A
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Abstract
The invention discloses a gateway for supporting merging work of various kinds of radio frequency communication. The gateway comprises a gateway control module, various communication modules connected with the gateway control module, and a frequency sweeping module, the gateway control module is responsible for carrying out necessary supporting, coordinating and maintaining on work of the modules, completing seamless connection between an external network and an internal network and distributing communication channels for communication devices through control strategies to coordinate work of the communication devices, the communication modules are responsible for data exchanging of various access standard protocol and self-defined protocol devices, and the frequency sweeping module is responsible for uninterruptedly sweeping distribution and use conditions of frequency bands to provide necessary information for the gateway control module. According to the gateway, due to a multi-communication automatic frequency division gateway control strategy and device, automatic gateway frequency sweeping is achieved, the devices with different communication protocols and different communication frequency bands are recognized, and communication of the devices and the gateway is dynamically controlled under the condition that gateway resources are limited so that the system handling capacity can be increased, and the system performance can be improved.
Description
Technical field
The present invention relates to a kind of gateway of supporting various radio-frequency communication fusion work.
Background technology
At present, wireless telecommunications system uses communications protocol and frequency range are increasing.Conventional wireless communication mode has Wifi, bluetooth, Zigbee, 2G/3G, the infrared and various equipment of unifying communications protocol, being operated in different frequency ranges at present.The otherness of communications protocol and frequency range causes these equipment to be difficult to be unified regulation and control and frequency range is used the problems such as conflict.While using multiple different communication equipment at the same time, multiple different gateways are installed simultaneously, cost is higher, operates comparatively loaded down with trivial detailsly, and cannot solve the overall wireless network performance decline problem that frequency band conflict etc. causes.Such as, Chinese patent 201320198225.3 discloses a kind of intelligent gateway device based on multiple networks fusion, can merge LTE network, TD-SCDM network, WCDMA network etc., but Zigbee network is not related to; In Chinese patent 201220629291.7, disclose a kind of intelligent gateway Internet of Things module, can only process Wifi network; A kind of multiple gateway system based on Zigbee network is disclosed in Chinese patent 201220456830.1, Intelligent treatment Zigbee network.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide the gateway of supporting various radio-frequency communication fusion work, possesses versatility, not only support the wireless communication modes such as existing WiFi, Zigbee, LTE, TD, in method of work, also support other following radio-frequency communication mode simultaneously, realize gateway automatic frequency sweep, identify the equipment that each uses different communications protocol and communication frequency band, in the situation that gateway resource is limited, the communication of each equipment and gateway is carried out to dynamic regulation, to increase throughput of system, improve systematic function.
For reaching above object, the present invention adopts following technical scheme:
Support a gateway for various radio-frequency communication fusion work, comprise gateway control module and the various communication modules that are connected with gateway control module, and frequency sweep module;
Described gateway control module is responsible for the work of each module to carry out necessary support, coordination and maintenance, completes the seamless link of external network and internal network, and distributes communication channel for each communication apparatus uses regulating strategy, coordinates its work;
Described various communication module is responsible for the various standard agreements of access and the exchanges data of custom protocol equipment;
Described frequency sweep module is responsible for scanning incessantly distribution and the service condition of each frequency range, for control module is submitted necessary information.
Described communication module support is used the communication apparatus of existing standard communications protocol, and the communication apparatus of self-defined communications protocol, for the communication apparatus of self-defined communications protocol, by providing the communications protocol that control protocol or use carry to realize the support to multiple sensors.
In the time that a certain radio-frequency apparatus carries out transfer of data, by corresponding communication module, request is issued to gateway control module, gateway control module is according to the current frequency range service condition getting from frequency sweep module, adopt regulating strategy to be optimized for transmission, at utmost utilize frequency spectrum resource, optimize the throughput of whole system, for need data to be processed, by calling local computing resource or asking upper computing unit access, fully to meet the application needs of diversification.
The operation method of the automatic frequency division gateway of a kind of many communications described above, first carry out automatic frequency sweep by device management module, whether monitoring has communication apparatus to send is set up communication connection request, as long as there is communication apparatus to enter into the coverage of gateway, this equipment will be identified by device management module; Then used the communication channel of regulating strategy selectivity the best by dispatching management module, distribute to communication apparatus and carry out communication; Main management module is coordinated the operation of each module, and sets up the seamless link of external network and internal network.
Described regulating strategy is: the current frequency range service condition getting from frequency sweep module according to gateway, for the communication apparatus that uses self-defined communications protocol distributes communication frequency band; For using standard communications protocol, but communication frequency band has overlapping communication apparatus first to distribute nonoverlapping communication frequency sub-band; If because communication apparatus is too much, the frequency sub-band that precocity gateway distributes is overlapping, and separating method while use is coordinated the work of the overlapping communication apparatus of frequency range.
The initial data of uploading for smart simplified apparatus, after need to processing, draw effective information, now pay the utmost attention to and utilize local computational resource, when local computing inadequate resource is when meeting computation requirement, upwards access at a high speed multiserver cluster or cloud computing unit, the fully processing demands of satisfying magnanimity data.
Compared to the prior art, advantage is as follows in the present invention:
The present invention can be all wireless devices and wireline equipment provides interface, and its communication is controlled.In the time that the equipment that uses different communications protocol and communication frequency band is in gateway coverage, device of the present invention can provide standard agreement and custom protocol support, set up communication with each equipment, no longer need to use multiple gateways to be responsible for carrying out communication with different communication equipment.In the situation that gateway resource is limited, by the optimization of regulating strategy, realize the concurrent running of the communication apparatus of multiple, volume, increase throughput of system, improve systematic function.
Brief description of the drawings
Fig. 1 is the integrated stand composition of gateway of the present invention.
Fig. 2 is the access schematic diagram of gateway of the present invention.
Fig. 3 is present device access setting up procedure figure.
Fig. 4 is that priority of the present invention is seized scheduling mode schematic diagram.
Embodiment:
Describe embodiments of the present invention in detail below in conjunction with drawings and Examples.
As shown in Figure 1, a kind of gateway of supporting various radio-frequency communication fusion work, comprise: gateway control module, various communication modules (as DM9000 ethernet module, APM6658 bluetooth wifi module, cc2530zigbee module, MF2103G module, CC1101433/915Mhz wireless transceiver etc.) and frequency sweep module.The realization that various communication modules are various communication modes provides physical equipment, and is connected with gateway control module, is responsible for the various standard agreements of access and the exchanges data of custom protocol equipment; Gateway control module is responsible for the work of each module to carry out necessary support, coordination and safeguard (as distributed service primitive, the periodic test module operating state etc. of address, response communication module), complete the seamless link of external network and intra-gateway network, and distribute communication channel for each communication apparatus uses regulating strategy, coordinate its work; Frequency sweep module is responsible for monitoring frequency range and is distributed with service condition and be control module submit necessary information (as the service condition of current each channel, whether having the access request of new equipment etc.).Operational environment has comprised the equipment that will carry out by gateway in a large number exchanges data, and these equipment connect with gateway by wired or wireless mode.
As shown in Figure 2, in the time that gateway is received the networking request of an equipment, first make respective handling according to the frequency range of its work and pattern: if it is operated in frequency range and the not yet corresponding communications protocol of buffer memory of gateway of self-defined communications protocol, send request to high in the clouds, thereby download and resolve corresponding communications protocol and complete the access of this equipment.After equipment access, can carry out automatic assignment to its priority according to its device id, also can be by user's self-defining priority.After setting completes, corresponding this equipment information is stored in gateway.
As shown in Figure 3 and Figure 4, in the time that gateway is received the communication request of an equipment, first judge whether the channel of its work receives interference.If while not being interfered, directly carry out transfer of data.When detecting when disturbing and affecting normal communication, the priority of this equipment and current busy channel equipment is compared.In the time that this priority facility is higher, the transformation task of this equipment is put to the head of the queue to task queue, and suitable minimizing even stops the work of current busy channel equipment; In the time that this priority facility is lower, postpone the communication request of this equipment, its transformation task is put to task queue tail of the queue and waited scheduling.When priority facility in this frequency range is more or less the same, also can adopt the modes such as round-robin to reduce as much as possible the transmission delay of each equipment.When transmission, according to the transmission destination location judgement of bag mail to inner or mail to outside, if mail to outside sending by external communication port; Pack and spread out of if mail to after the inner communication module that judgement will be mail to.
For the higher communication apparatus of some significance level, the Frame that timed sending can be set is avoided because current channel is too busy and cannot send all the time the situation of data.In the time that gateway has the long period not receive periodic data frame, also can transmit control to the equipment of current busy channel according to configuration information, ensure the transmitting of significant data to be similar to the mode of poll.
In the time that an equipment exits networking, in corresponding equipment records table, by this entry deletion, and clear up the memory space that it takies.If it is necessary without work that this equipment exits rear corresponding communication module, corresponding communication module in gateway can be proceeded to low-power consumption mode energy savings.
Claims (5)
1. a gateway of supporting various radio-frequency communication fusion work, is characterized in that: comprise gateway control module and the various communication modules that are connected with gateway control module, and frequency sweep module;
Described gateway control module is responsible for the work of each module to carry out necessary support, coordination and maintenance, completes the seamless link of external network and internal network, and distributes communication channel for each communication apparatus uses regulating strategy, coordinates its work;
Described various communication module is responsible for the various standard agreements of access and the exchanges data of custom protocol equipment;
Described frequency sweep module is responsible for scanning incessantly distribution and the service condition of each frequency range, for control module is submitted necessary information.
2. described in claim 1, support the gateway of various radio-frequency communication fusion work, it is characterized in that: described communication module support is used the communication apparatus of existing standard communications protocol, and the communication apparatus of self-defined communications protocol, for the communication apparatus of self-defined communications protocol, by providing the communications protocol that control protocol or use carry to realize the support to multiple sensors.
3. described in claim 1, support the gateway of various radio-frequency communication fusion work, it is characterized in that: in the time that a certain radio-frequency apparatus carries out transfer of data, by corresponding communication module, request is issued to gateway control module, gateway control module is according to the current frequency range service condition getting from frequency sweep module, adopt regulating strategy to be optimized for transmission, at utmost utilize frequency spectrum resource, optimize the throughput of whole system, for need data to be processed, by calling local computing resource or asking upper computing unit access, fully to meet the application needs of diversification.
4. support according to claim 3 the gateway of various radio-frequency communication fusion work, it is characterized in that, described regulating strategy is: the current frequency range service condition getting from frequency sweep module according to gateway, for the communication apparatus that uses self-defined communications protocol distributes communication frequency band; For using standard communications protocol, but communication frequency band has overlapping communication apparatus first to distribute nonoverlapping communication frequency sub-band; If because communication apparatus is too much, the frequency sub-band that precocity gateway distributes is overlapping, and separating method while use is coordinated the work of the overlapping communication apparatus of frequency range.
5. support according to claim 3 the gateway of various radio-frequency communication fusion work, it is characterized in that, the initial data of uploading for smart simplified apparatus, after need to processing, draw effective information, now pay the utmost attention to and utilize local computational resource, when local computing inadequate resource is when meeting computation requirement, upwards access at a high speed multiserver cluster or cloud computing unit, the fully processing demands of satisfying magnanimity data.
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| CN201410098814.3A CN103874241A (en) | 2014-03-17 | 2014-03-17 | Gateway for supporting merging work of various kinds of radio frequency communication |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108337324A (en) * | 2018-03-21 | 2018-07-27 | 合肥工业大学 | A kind of card insertion intelligent cloud computing central processing unit system and its data processing method |
| CN109495361A (en) * | 2018-12-19 | 2019-03-19 | 上海智格网通信科技有限公司 | Multimedium fusing wireless asset management network collaborative communication method |
| CN109525467A (en) * | 2017-09-20 | 2019-03-26 | 杭州米越科技有限公司 | A kind of communication interface system |
| CN110336825A (en) * | 2019-07-10 | 2019-10-15 | 广东工业大学 | A kind of multiprotocol network fusion method and device based on IPv6 gateway |
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| WO2010076406A1 (en) * | 2008-12-18 | 2010-07-08 | Schneider Electric Industries Sas | Communication device and method, and system including such a device |
| CN102387185A (en) * | 2011-06-07 | 2012-03-21 | 浙江大学 | Double-frequency-band communication device for indoor light sensor wireless network |
| CN202772913U (en) * | 2012-08-30 | 2013-03-06 | 杭州尚思科技有限公司 | Intelligent home gateway |
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2014
- 2014-03-17 CN CN201410098814.3A patent/CN103874241A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010076406A1 (en) * | 2008-12-18 | 2010-07-08 | Schneider Electric Industries Sas | Communication device and method, and system including such a device |
| CN102387185A (en) * | 2011-06-07 | 2012-03-21 | 浙江大学 | Double-frequency-band communication device for indoor light sensor wireless network |
| CN202772913U (en) * | 2012-08-30 | 2013-03-06 | 杭州尚思科技有限公司 | Intelligent home gateway |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109525467A (en) * | 2017-09-20 | 2019-03-26 | 杭州米越科技有限公司 | A kind of communication interface system |
| CN108337324A (en) * | 2018-03-21 | 2018-07-27 | 合肥工业大学 | A kind of card insertion intelligent cloud computing central processing unit system and its data processing method |
| CN109495361A (en) * | 2018-12-19 | 2019-03-19 | 上海智格网通信科技有限公司 | Multimedium fusing wireless asset management network collaborative communication method |
| CN109495361B (en) * | 2018-12-19 | 2021-05-18 | 上海智格网通信科技有限公司 | Multi-medium converged wireless resource management network cooperative communication method |
| CN110336825A (en) * | 2019-07-10 | 2019-10-15 | 广东工业大学 | A kind of multiprotocol network fusion method and device based on IPv6 gateway |
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Application publication date: 20140618 |