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Wireless data transmission automatic adjusting method applied to Wi-Fi network

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CN104168090A
CN104168090A CN 201410433053 CN201410433053A CN104168090A CN 104168090 A CN104168090 A CN 104168090A CN 201410433053 CN201410433053 CN 201410433053 CN 201410433053 A CN201410433053 A CN 201410433053A CN 104168090 A CN104168090 A CN 104168090A
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network
data
wi
fi
transmission
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CN 201410433053
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Chinese (zh)
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雷旭东
刘从锋
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四川长虹电器股份有限公司
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Abstract

The invention discloses a wireless data transmission automatic adjusting method applied to a Wi-Fi network. The method includes the following steps that Wi-Fi network transmitting equipment in the Wi-Fi network analyzes and judges the quality change of the Wi-Fi network environment according to the sizes of sent data packets, the sending frequency and the received data information which is successfully received by receiving equipment; when it is judged that the network environment is changed, the Wi-Fi network transmitting equipment starts a data transmission self-adaptation algorithm, the antenna gain, the guard time interval length, the modulation-demodulation mechanism level and a corresponding block response window are sequentially adjusted, and thus data transmission can be adjusted automatically. By means of the wireless data transmission automatic adjusting method applied to the Wi-Fi network, network resources can be fully utilized in a complex network environment, the network burden is lowered, and it is guaranteed that wireless data can be transmitted stably and reliably.

Description

应用于W1-Fi网络的无线数据传输自动调整方法 Wireless data transmission network is applied W1-Fi method for automatically adjusting

技术领域 FIELD

[0001] 本发明涉及通信技术领域,具体涉及一种应用于W1-Fi网络的无线数据传输自动调整方法。 [0001] The present invention relates to communication technologies, and particularly relates to a network applied W1-Fi wireless data transmission method for automatically adjusting.

背景技术 Background technique

[0002] 随着802.1ln协议的发布,基于802.11标准的W1-Fi无线网络的数据吞吐量近年来有了巨大飞跃,从54Mbps到150Mbps、300Mbps、600Mbps乃至上千兆bps。 [0002] With the release 802.1ln protocol, based on the data throughput of 802.11 W1-Fi wireless Internet in recent years has been a huge leap from 54Mbps to 150Mbps, 300Mbps, 600Mbps and even on gigabit bps. 高吞吐量的无线网络系统带来了极佳的用户体验,但也给无线网络的系统设计提出了更高的要求。 High throughput wireless network system brings an excellent user experience, but also to design a wireless network system put forward higher requirements. 在无线网络环境下,众多网络设备同时运行,共享网络资源,在这种场景下,如果对数据传输不加以有序控制,让数据传输模式自动适应网络环境的变化,会非常容易导致整个网络系统的瘫痪。 In a wireless network environment, many network equipment running at the same time, a shared network resource, in this scenario, if not orderly control of data transmission, so the data transfer mode automatically adapt to changes in the network environment, will be very easy to cause the entire network system paralysis.

发明内容 SUMMARY

[0003] 本发明克服了现有技术的不足,提供一种应用于W1-Fi网络的无线数据传输自动调整方法。 [0003] The present invention overcomes the disadvantages of the prior art, there is provided a network applied W1-Fi wireless data transmission method for automatically adjusting. 通过对W1-Fi网络中各网络设备间数据传输方式进行自适应调整,保证数据传输可以稳定可靠地进行。 By W1-Fi network, each network data transmission between devices adaptive adjustments to ensure reliable data transmission can be performed.

[0004] 为解决上述的技术问题,本发明采用以下技术方案: [0004] In order to solve the above technical problem, the present invention employs the following technical solution:

[0005] 一种应用于W1-Fi网络的无线数据传输自动调整方法,所述的方法包括以下步骤: [0005] An applied W1-Fi wireless network method for automatically adjusting a data transmission, said method comprising the steps of:

[0006] W1-Fi网络中的W1-Fi网络发送设备根据所发送的数据包大小、发送次数以及收到接收设备成功接收到的数据信息,分析判断所述W1-Fi网络环境的质量变化; [0006] W1-Fi network transmission device W1-Fi network packet size transmitted, transmission times and the information receiving apparatus receives the data successfully received, the quality of the analysis and judgment W1-Fi network environment according to a change;

[0007] 在判定网络环境发生变化时,所述W1-Fi网络发送设备启动数据传输自适用算法,依次调整天线增益、保护时间间隔长度、调制解调机制等级及其对应的块应答窗口,进行数据传输自动调整。 [0007] When it is judged the network environment changes, the W1-Fi network transmission device initiates the data transfer from the applicable algorithms, in turn adjust the antenna gain, guard interval length, and the level of modulation and demodulation mechanism corresponding block acknowledgment window for data transmission automatically adjusted.

[0008] 更进一步的技术方案是W1-Fi网络发送设备是无线AP、工作站、在W1-Fi网络中运行的无线设备中的一种。 [0008] A further aspect is the transmission device W1-Fi network is a wireless AP, a workstation, running W1-Fi network, wireless device.

[0009] 更进一步的技术方案是方法还包括预先在所述W1-Fi网络发送设备的驱动文件中配置天线增益调节档位、保护时间间隔长度和调制解调机制等级列表步骤。 [0009] A further aspect is a method further comprising a pre-configured antenna drivers W1-Fi network of the transmission gain adjustment gear device, the guard interval length and modulation and demodulation step mechanism hierarchical list.

[0010] 更进一步的技术方案是方法还包括预先在所述W1-Fi网络发送设备的驱动文件中对每个调制解调机制等级对应的块应答窗口值做初始化处理。 [0010] A further aspect is a method further comprising a pre-made modem initialization process for each block acknowledgment mechanism corresponding to the level value drivers of the window W1-Fi network transmission device.

[0011] 更进一步的技术方案是W1-Fi网络发送设备通过对数据重传率和实时速率的分析判断网络环境的质量变化。 [0011] A further aspect of W1-Fi network is a transmission apparatus through a mass analysis to determine changes in network environment for real-time data rate, and retransmission rate.

[0012] 更进一步的技术方案是数据重传率和实时速率的阈值是可设定阈值。 [0012] A further aspect is a data retransmission rate and the threshold value may be set real-time rate is a threshold value.

[0013] 更进一步的技术方案是进行数据传输自动调整步骤包括:当分析判断所述W1-Fi网络环境的质量变差时,提高天线增益,使用长数据保护间隔,降低调制解调机制速率等级。 [0013] A further aspect of the data transmission is automatically adjusting step comprises: determining when analyzing the mass of the W1-Fi network environment deteriorates, increase antenna gain, using a long guard interval data, reduce the modem rate levels Mechanism .

[0014] 更进一步的技术方案是进行数据传输自动调整步骤包括:当分析判断所述W1-Fi网络环境的质量变好时,降低天线增益,使用短数据保护间隔,提高调制解调机制速率等级。 [0014] A further aspect of the data transmission is automatically adjusting step comprises: determining when analyzing the mass of the W1-Fi network environment better, reduce antenna gain, the use of short intervals of data protection, improve modem rate levels Mechanism .

[0015] 具体的描述本发明内容是,首先,无线网络中的发送方根据所发送的数据包大小、发送次数以及收到接收方成功接收到的数据信息,分析无线数据传输重传率和实时速率情况,判断网络环境的变化。 [0015] SUMMARY particular description of the present invention, first, the sender wireless network based on packet size transmitted, transmission times, and the receiving party receives the data successfully received, the wireless data analysis and real-time retransmission rate rate, the network environment change judgment.

[0016] 在判定网络环境发生变化时,发送方启动数据传输自适应算法:依次调整天线增益、GI (保护时间间隔)长度、MCS (调制解调机制)等级及其对应的BAWinSize (块应答窗口),由此优化资源分配,确保数据传输能稳定可靠地进行。 [0016] When it is judged the network environment changes, the sender initiates a data transfer adaptive algorithm: successively adjusting the antenna gain, the GI (guard interval) length, the MCS (modulation and demodulation mechanism) and the corresponding level BAWinSize (block acknowledgment window ), thereby optimizing the resource allocation, to ensure reliable data transmission can be performed.

[0017] 与现有技术相比,本发明的有益效果是:本发明实现在复杂网络环境中充分利用网络资源,降低网络负担,保证无线数据稳定可靠传输。 [0017] Compared with the prior art, the beneficial effects of the present invention are: the present invention enables full use of network resources in a complex network environment, reduce the network load, to ensure reliable wireless data transmission.

附图说明 BRIEF DESCRIPTION

[0018] 图1为本发明一个实施例的流程图。 [0018] FIG. 1 is a flowchart of an embodiment of the present invention.

具体实施方式 detailed description

[0019] 下面结合附图对本发明作进一步阐述。 [0019] The following drawings further illustrate the present invention for binding.

[0020] 如图1所示,其为循环流程图,本发明一个实施例应用于W1-Fi网络的无线数据传输自动调整方法,其具体步骤为:在W1-Fi网络中,数据发送方和接收方通过CSMA/CA机制(载波侦听多路访问/冲突避免)获得传输权限进行网络数据传输。 [0020] As illustrated, the flowchart of which is circular, a method for automatically adjusting a wireless data transmission embodiment is applied W1-Fi network is one embodiment of the invention, including the following steps: In the W1-Fi network, the data transmission side and recipient by CSMA / CA mechanism (carrier Sense multiple access / Collision Avoidance) to obtain permission to transfer network data transmission. 无线网络的发送方发送802.11封包数据给接收方,所述发送方可解释为W1-Fi网络发送设备,进一步的,W1-Fi网络发送设备是无线AP、工作站、在W1-Fi网络中运行的无线设备中的一种;接收方可解释为W1-Fi网络接收设备。 Sender 802.11 wireless network transmits packet data to a recipient, the sender may be interpreted as the transmission device W1-Fi network, further, transmitting devices W1-Fi network is a wireless AP, a workstation, running W1-Fi network a wireless device; recipient may be interpreted as W1-Fi network receiving apparatus. 接收方回复Block ACK信号确认接收情况,同时,无线网络中的发送方根据所发送的数据包大小、发送次数以及收到接收方成功接收到的数据信息,分析无线数据传输重传率和实时速率情况,判断网络环境的变化。 Recipient replies Block ACK acknowledgment signal receiving condition, at the same time, the sender wireless network according to the packet size transmitted, transmission times, and the receiving party receives the data successfully received, the wireless data analysis and real-time rate retransmission rate case, the change is determined network environment.

[0021] 在判定网络环境发生变化时,发送方启动数据传输自适应算法:当环境变差时,提高天线增益,使用Long GI (长数据保护间隔),降低MCS (调制解调机制)速率等级;当网络环境变好时,降低天线增益,使用Short GI (短数据保护间隔),提高MCS (调制解调机制)速率等级。 [0021] When it is judged the network environment changes, the sender starts a data transmission an adaptive algorithm: When the environment is deteriorated, increase antenna gain, using the Long GI (guard interval length data), decreased MCS (Modulation demodulation mechanism) Rate Level ; when the network environment better, reduce antenna gain, using short GI (guard interval short data), to improve the MCS (modulation demodulation mechanism) rate level.

[0022] 同时,在驱动配置文件中,针对每个MCS速率等级单独配置BAWinSize (块应答窗口),保证当MCS等级发生变化时,BA长度随之发生自适应性调整。 [0022] Meanwhile, in the driving profile, configured for each individual MCS level rate BAWinSize (block acknowledgment window), to ensure that when the MCS level is changed, since the length BA adaptation ensued. 如MCS等级较高时,说明网络环境良好,可以支撑高速的数据传输,此时调用与MCS适应的高BAWinSize,可以有效节省系统开销,充分利用优良的环境进行数据传输;在MCS等级降低时,判断网络运行能力减弱,为了减轻网络系统负担,也随之调用低BAWinSize。 The MCS level is high, indicating good network environment, can support high-speed data transmission, and call this time MCS Adaptation high BAWinSize, can effectively save overhead, full use of the excellent environment for data transmission; decreases the MCS level, diminished capacity to determine the network running, in order to reduce network load, also will call low BAWinSize.

[0023] 在完成这一系列参数配置后,继续进行网络数据传输,并重复运行上述流程,实现网络资源优化分配,整个网络数据传输过程都在稳定、可靠的条件下运行。 [0023] After completion of the series of configuration parameters, the network continues data transmission, and repeats the above operation procedure, network resources allocation optimization, data transmission across the network run in a stable and reliable condition.

[0024] 在本说明书中所谈到的“一个实施例”、“另一个实施例”、“实施例”、等,指的是结合该实施例描述的具体特征、结构或者特点包括在本申请概括性描述的至少一个实施例中。 [0024] In the present specification comes to "one embodiment", "another embodiment", "an embodiment", etc., means that a particular feature of the embodiment described in connection with the embodiments, structure, or characteristic included in the present application generalized least one embodiment described herein. 在说明书中多个地方出现同种表述不是一定指的是同一个实施例。 Various places in the specification are not necessarily all referring to the same kind of expression is the same embodiment. 进一步来说,结合任一个实施例描述一个具体特征、结构或者特点时,所要主张的是结合其他实施例来实现这种特征、结构或者特点也落在本发明的范围内。 When Furthermore, any of the embodiments described in conjunction with a particular feature, structure, or characteristic, is claimed to be in conjunction with other embodiments to effect such feature, structure, or characteristic is also within the scope of the present invention.

[0025] 尽管这里参照发明的多个解释性实施例对本发明进行了描述,但是,应该理解,本领域技术人员可以设计出很多其他的修改和实施方式,这些修改和实施方式将落在本申请公开的原则范围和精神之内。 [0025] Although the invention herein with reference to a plurality of explanatory embodiments of the present invention has been described, it should be understood that those skilled in the art may devise numerous other modifications and embodiments, such modifications and embodiments of the present application will fall within the scope of the principle and spirit of the disclosure. 更具体地说,在本申请公开权利要求的范围内,可以对主题组合布局的组成部件和/或布局进行多种变型和改进。 More particularly, the present disclosure within the scope of the claims, the component parts can be the subject combination arrangement and / or layout of various modifications and improvements. 除了对组成部件和/或布局进行的变型和改进外,对于本领域技术人员来说,其他的用途也将是明显的。 In addition to modifications in the component parts and / or arrangements and modifications, the skilled person, other uses will also be apparent.

Claims (8)

1.一种应用于W1-Fi网络的无线数据传输自动调整方法,其特征在于:所述的方法包括以下步骤: W1-Fi网络中的W1-Fi网络发送设备根据所发送的数据包大小、发送次数以及收到接收设备成功接收到的数据信息,分析判断所述W1-Fi网络环境的质量变化; 在判定网络环境发生变化时,所述W1-Fi网络发送设备启动数据传输自适用算法,依次调整天线增益、保护时间间隔长度、调制解调机制等级及其对应的块应答窗口,进行数据传输自动调整。 An applied W1-Fi network, wireless data transmission method for automatically adjusting, characterized in that: said method comprises the steps of: W1-Fi network W1-Fi network transmitting apparatus according to the transmitted data packet size, number of transmissions and information receiving apparatus receiving the data successfully received, the analysis determines the quality change W1-Fi network environment; when it is judged the network environment changes, the W1-Fi network transmission device initiates the data transfer from the applicable algorithm, sequentially adjusting the antenna gain, guard interval length, and the level of modulation and demodulation mechanism corresponding block acknowledgment window, automatically adjust the data.
2.根据权利要求1所述的应用于W1-Fi网络的无线数据传输自动调整方法,其特征在于所述的W1-Fi网络发送设备是无线AP、工作站、在W1-Fi网络中运行的无线设备中的一种。 2. The wireless data transmission according to claim 1 applied to W1-Fi network as claimed in claim automatic adjusting method, wherein said transmission device W1-Fi network is a wireless AP, stations, operating in the wireless network W1-Fi a unit.
3.根据权利要求1所述的应用于W1-Fi网络的无线数据传输自动调整方法,其特征在于所述的方法还包括预先在所述W1-Fi网络发送设备的驱动文件中配置天线增益调节档位、保护时间间隔长度和调制解调机制等级列表步骤。 3. Wireless data transmission according to claim 1 applied to W1-Fi network automatically adjusting method as claimed in claim, characterized in that the method further comprises a pre-configured antenna drivers gain adjustment in the W1-Fi network transmission device shift position, the guard interval length and modulation and demodulation step mechanism hierarchical list.
4.根据权利要求1所述的应用于W1-Fi网络的无线数据传输自动调整方法,其特征在于所述的方法还包括预先在所述W1-Fi网络发送设备的驱动文件中对每个调制解调机制等级对应的块应答窗口值做初始化处理。 4. The wireless data transmission according to claim 1 applied to W1-Fi network automatically adjusting method as claimed in claim, characterized in that the method further comprises a transmitting device within the pre-W1-Fi network drivers for each of the modulation mechanism demodulation level value corresponding to the block acknowledgment window do initialization process.
5.根据权利要求1所述的应用于W1-Fi网络的无线数据传输自动调整方法,其特征在于所述的W1-Fi网络发送设备通过对数据重传率和实时速率的分析判断网络环境的质量变化。 The wireless data transmission according to claim 1 applied to W1-Fi network as claimed in claim automatic adjusting method, wherein said transmission device W1-Fi network environment by analyzing the data to determine the network and the retransmission rate of the real-time rate quality changes.
6.根据权利要求5所述的应用于W1-Fi网络的无线数据传输自动调整方法,其特征在于所述的数据重传率和实时速率的阈值是可设定阈值。 Wireless data transmission is applied to W1-Fi network according to claim 5, wherein the automatic adjusting method, wherein the threshold of the retransmission rate of data and the real-time rate is a threshold value may be set.
7.根据权利要求1所述的应用于W1-Fi网络的无线数据传输自动调整方法,其特征在于所述的进行数据传输自动调整步骤包括:当分析判断所述W1-Fi网络环境的质量变差时,提高天线增益,使用长数据保护间隔,降低调制解调机制速率等级。 The wireless data transmission is applied to W1-Fi network as claimed in claim 1 automatic adjusting method, wherein said data transfer is performed automatically adjusting step comprises: determining when the analysis of the mass W1-Fi network environment becomes the difference, to improve antenna gain, the use of a guard interval length data, reducing the level of modulation and demodulation rate mechanism.
8.根据权利要求1所述的应用于W1-Fi网络的无线数据传输自动调整方法,其特征在于所述的进行数据传输自动调整步骤包括:当分析判断所述W1-Fi网络环境的质量变好时,降低天线增益,使用短数据保护间隔,提高调制解调机制速率等级。 The wireless data transmission is applied to W1-Fi network as claimed in claim 1 automatic adjusting method, wherein said data transfer is performed automatically adjusting step comprises: determining when the analysis of the mass W1-Fi network environment becomes Hershey, reducing the antenna gain, the use of short intervals of data protection, improve mechanism modem rate levels.
CN 201410433053 2014-08-28 2014-08-28 Wireless data transmission automatic adjusting method applied to Wi-Fi network CN104168090A (en)

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