CN103402196A - Improved WLAN (Wireless Local Area Network) accurate location device and method - Google Patents

Abstract

The invention discloses an improved WLAN (Wireless Local Area Network) accurate location device. The device comprises a master control board, a WLAN wireless communication module, a memory module and an external interface module, wherein the master control board is connected with the WLAN wireless communication module, the memory module and the external interface module respectively; the WLAN accurate location device also comprises an automatic control module which is connected with the master control board; the automatic control module comprises a single-chip microprocessor control module, and a power module, a power driving module, a level conversion module, an indicator lamp module and a switch control which are connected with the single-chip microprocessor control module respectively. Thus, the turn-on and turn-off of the intelligent control device are realized.

Description

The accurate addressing device and method of a kind of modified model WLAN

Technical field

The present invention relates to network optimization analysis in the communication technology, especially for WLAN(WirelessLocal Area Networks, be called for short WLAN) the accurate addressing device and method of WLAN of wireless network data packet capturing and parsing.

Background technology

From Mobile data, add up, at present wlan network is to the shunting effect of 2G network not obvious, and most of focus AP(Access Point, be called for short AP) become super not busy AP, wlan network space, idle problem are serious.

For above problem, I take charge of and have researched and developed a cover " the accurate addressing device of WLAN " early stage, this device can realize monitoring the WLAN User Activity of current wireless net environment, capture 802.11 characteristic frame data, counting user uses the wireless network situation, which the service that analyzes high data volume is, the service of high customer volume is which waits effect.

But " the accurate addressing device of WLAN " also has some improvements:

1), what take is Single NIC design, in the same period, can not listen to the all-network data of 1,6,11 channels;

2), only carried out simple data statistics, do not carried out the chart displaying, data are directly perceived not;

3), install and can not open and close automatically, the functions such as the data processing preservation before this device also needs troubleshooting and device to close;

4), derive form and need to pass through the netting twine jockey, operation is slightly aobvious loaded down with trivial details, and is intelligent not.

Summary of the invention

The present invention proposes a kind of accurate addressing device of modified model WLAN of intelligent controlling device opening and closing.

at first the present invention provides the accurate addressing device of a kind of modified model WLAN, comprise master board, the WLAN wireless communication module, memory module, external interface module, master board respectively with the WLAN wireless communication module, memory module, external interface module is connected, it is characterized in that, the accurate addressing device of described WLAN also comprises the automatic control module that is connected with master board, automatic control module comprises single chip control module, and the power module that is connected with single chip control module respectively, electric power driving module, level switch module, indicating lamp module, switch is controlled.

Described WLAN wireless communication module comprises WLAN wireless module, WLAN protocol processor, the antenna that connects successively.The WLAN wireless communication module is designed to 3, and 1 channel, 6 channels and 11 channels are monitored respectively in parallel running.

Described master board comprises the CPU processor, and the internal memory that is connected with the CPU processor, I/O interface, power supply.

Described external interface module comprises SD card interface, Ethernet interface, high speed USB 2.0 interfaces, VGA interface.

Secondly the present invention provides the accurate addressing device of a kind of WLAN of control intelligent opening and the method for closing, it is characterized in that, comprise: the device operation that powers on, automatic control module is first controlled indicator light and is shown, by level switch module, to master board, send start-up command, the master board nonreply, the indicator light alarm, master board can send a reply instruction to automatic control module after obtaining start-up command startup system, indicator light normally shows, the load driver of master board simultaneously program, and load operating software scripts;

The operation of WLAN wireless communication module is controlled in master board, this wireless communication module obtain the WLAN packet and packet is resolved obtain corresponding AP information, the client uses information, the network information etc. and stores;

Automatic control module is carried out the power-off operation instruction according to working procedure, and sends shutdown command to master board, and master board is controlled the WLAN wireless communication module and stopped packet capturing, and completes Data Analysis and statistical work, forms report data;

If master board detects external interface module, there is USB flash disk to insert, copy report data to USB flash disk and shut down again, otherwise directly shutdown.

The present invention adopts technique scheme, the remarkable result that has: the system self-operating that powers on, without post; The WIFI transmitting power of WLAN wireless communication module is not less than 15dBm, supports 802.11b/g/n, and range of choice is all available channels of 2.4GHz frequency range and 5.8GHz frequency range; The automatic capturing network packet, resolve network packet and auto report completing automatically; 3 WLAN network interface cards capture 1,6,11 channel network data simultaneously, avoid the frequent switching channels of Single NIC to cause the incomplete problem of data packet capturing; Analyze the up-downgoing flow, search number, number of persons logging of AP number, busy channel and signal strength signal intensity, focus, associated terminal and associated terminal number etc.; The graphic statistics data; The intelligent switch organizational security protects Data Analysis work; USB flash disk is derived form automatically; Mass data storage is supported the data storage of 16G at least.The present invention adopts mode integrated and that discrete device combines, and volume is little, and is low in energy consumption.

The accompanying drawing explanation

Fig. 1 is principle of the invention figure;

Fig. 2 is the workflow diagram after the present invention powers on;

Fig. 3 ~ Fig. 5 is automatic control module circuit theory diagrams of the present invention.

The toponym that in above accompanying drawing, each number designation refers to is as follows: wherein 1-master board, 2-automatic control module, 3-external interface module, 4-WLAN wireless communication module, 5-memory module.

Embodiment

Below in conjunction with accompanying drawing, the present invention is done to detailed introduction:

The present invention includes master board 1, automatic control module 2, external interface module 3, WLAN wireless communication module 4, memory module 5, master board 1 is connected with automatic control module 2, external interface module 3, WLAN wireless communication module 4, memory module 5 respectively.

Master board 1 comprises CPU processor, internal memory, I/O interface, power supply, master board connects other all modules and interface, be responsible for system call, software and hardware running environment is provided, and ephemeral data is preserved, and coordinates work and data transmission between modules, and the chip of CPU processor is Intel Pentium M PC/104 system module, built-in Intel 852GM+ICH4 chipset, inside save as 2GB, and memory is that the 16G(memory span can expand).

Memory module 5 is supported IDE hard disks, CF card etc., and configurable large capacity is used for Load System, and store network data, the driving of WLAN wireless communication module, kernel software, software scripts etc., provide running software and management platform.

Automatic control module 2 comprises single chip control module, power module, electric power driving module, level switch module, indicating lamp module, switch control.Single chip control module respectively with power module, electric power driving module, level switch module, indicating lamp module, switch control connection.Automatic control module is responsible for these accurate addressing device switching on and shutting down, troubleshooting, indicator light demonstration, power management.

As shown in Figure 3, single chip control module is the STC12C5604AD chip, by electric power driving module ULN2003AD, controls power module LM2596S-12; Single-chip microcomputer STC12C5604AD is by level switch module MAX3232ECAE and serial ports Header 5X2(P2) be connected (as shown in Figure 4), P2 is connected with master board; Header 5X2(P1) be switching control section.In Fig. 4, the circuit theory diagrams on the right are battery electric quantity sample circuit figure.In Fig. 5, upper figure is the LED light modular circuit, and figure below is the microcontroller power supply modular circuit.

External interface module 3 comprises SD card interface, Ethernet interface, high speed USB 2.0 interfaces that are connected with master board 1 respectively.The SD card is supported the standard SD card of 1bit and 4bit, can be used for extension storage space or use when USB flash disk, realizing storage and USB flash disk function.High speed USB 2.0 interfaces are data communication interface, can be connected with the equipment of any USB2.0 of possessing OTG, and interface is simple, and plug and play realizes that software upgrading, data upload and download, debugging trace information, printing are shared etc.Ethernet interface is connected with outside, for wiring logging-on function and LAN-sharing.

WLAN wireless communication module 4 is responsible for obtaining of netting twine network packet, and it comprises WLAN wireless module, WLAN protocol processor and the antenna that connects successively, and this module is supported 802.11b/g/n, and all available channels of 2.4GHz frequency range and 5.8GHz frequency range.And the WLAN wireless communication module is 3, and parallel running can be monitored respectively 1 channel, 6 channels and 11 channels.

The device operational process as shown in Figure 2, with of the present invention, use as example, after electrifying startup equipment, automatic control module is first controlled power module, indicator light shows, control level conversion is connected with the master board serial ports and sends start-up command again, then wait for the reply of master board, the master board nonreply, the indicator light alarm, master board can send a reply instruction to automatic control module after obtaining start-up command startup system, indicator light normally shows, loads simultaneously needed driver, as system drive, network interface card driving, data-interface driving etc.; After drive load is complete, device can load the software startup script automatically, this script comprises the needed environment configurations of running software, parameter configuration etc., after this script loaded, can move by the Automatically invoked kernel software, after the kernel software operation, can open the WLAN wireless communication module, and the WLAN wireless communication module is correlated with and is arranged and operation, by the WLAN wireless communication module obtain the wireless network data bag and packet is resolved obtain corresponding AP information, the client uses information, the network information etc. and stores; Automatic control module obtains the power-off operation instruction according to working procedure, again sends shutdown command to master board, and master board is controlled the WLAN wireless communication module and stopped packet capturing, and completes remaining parsing and statistical work, forms report data; If master board detects external interface module, there is USB flash disk to insert, copy report data to USB flash disk and shut down again, otherwise directly shutdown.

Claims (6)

1. accurate addressing device of modified model WLAN, comprise master board, WLAN wireless communication module, memory module, external interface module, master board is connected with WLAN wireless communication module, memory module, external interface module respectively, it is characterized in that, the accurate addressing device of described WLAN also comprises the automatic control module that is connected with master board, automatic control module comprises single chip control module, and the power module that is connected with single chip control module respectively, electric power driving module, level switch module, indicating lamp module, switch is controlled.

2. described device according to claim 1, is characterized in that, described WLAN wireless communication module comprises WLAN wireless module, WLAN protocol processor, the antenna that connects successively.

3. described device according to claim 2, is characterized in that, the WLAN wireless communication module is 3, and 1 channel, 6 channels and 11 channels are monitored respectively in parallel running.

4. described device according to claim 1, is characterized in that, described master board comprises the CPU processor, and the internal memory that is connected with the CPU processor, I/O interface, power supply.

5. described device according to claim 1, is characterized in that, described external interface module comprises SD card interface, Ethernet interface, high speed USB 2.0 interfaces, VGA interface.

6. the method controlling the accurate addressing device of WLAN intelligent opening and close, is characterized in that, comprising:

The device operation that powers on, automatic control module is first controlled indicator light and is shown, by level switch module, to master board, send start-up command, the master board nonreply, indicator light alarm, master board can send a reply instruction to automatic control module after obtaining start-up command startup system, and indicator light normally shows, the load driver of master board simultaneously program, and load operating software scripts;

The operation of WLAN wireless communication module is controlled in master board, this wireless communication module obtain the WLAN packet and packet is resolved obtain corresponding AP information, the client uses information, the network information etc. and stores;

Automatic control module is carried out the power-off operation instruction according to working procedure, and sends shutdown command to master board, and master board is controlled the WLAN wireless communication module and stopped packet capturing, and completes Data Analysis and statistical work, forms report data;

If master board detects external interface module, there is USB flash disk to insert, copy report data to USB flash disk and shut down again, otherwise directly shutdown.

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