CN2834036Y

CN2834036Y - Multi-network wireless tester

Info

Publication number: CN2834036Y
Application number: CNU2005200155494U
Authority: CN
Inventors: 冯伟; 赵谷林; 谢志勇; 朱森祥
Original assignee: NINGBO GAOLING COMMUNICATION TECHNOLOGY Co Ltd
Current assignee: NINGBO GAOLING COMMUNICATION TECHNOLOGY Co Ltd
Priority date: 2005-10-14
Filing date: 2005-10-14
Publication date: 2006-11-01
Anticipated expiration: 2015-10-14

Abstract

The utility model relates to a multi-network wireless testing instrument. The utility model comprises a testing equipment unit, a main control unit, an input/output unit, an interface unit and a power supply control circuit, wherein the interface unit and the power supply control circuit are mutually connected; the testing equipment unit is composed of a radio frequency module, a switching circuit, a USB interface circuit and a UART interface, wherein the radio frequency module comprises the combination of two wireless networks; the output end of the radio frequency module is sequentially connected with the switching circuit, the USB interface circuit and the UART interface; the testing equipment unit and the main control unit are combined to form the multi-network wireless testing instrument through the interface unit. The utility model can be utilized to conduct intellectualized combined testing and automatic testing; besides, the utility model is integrated with acquisition radio frequency modules of the data of two network; therefore, the parameters of different networks are easily collected and analyzed, the volume and the weight are reduced, the personal carrying is convenient, testing results of the different networks can be displayed on the same screen and the cost performance is suitable for regional stations.

Description

Many network wireless tester

Technical field

The utility model relates to the mobile communication measuring equipment of network, particularly about the measuring instrument of multi-network communication terminal combinations.

Background technology

The air interface instrument of present testing GSM and all kinds of cdma wireless networks, generally all be at a kind of network, for example respectively at GSM and cdma network, all need to be equipped with special-purpose network tester, these testing equipments are huge, heavy, need cost more material resources, manpower and the time, do not adapt to the needs of all kinds of GSM of fast-developing radio communication, cdma network test.And this type of testing equipment of releasing both at home and abroad also is separately respectively at GSM and cdma network, and no multiple network test function is gathered in one, and its cost performance also can't be admitted use by the regional station.

Summary of the invention

For the needs that use at the regional station, design the mobile communication measuring equipment that a kind of air interface about GSM and all kinds of cdma wireless networks can combined test, its volume is little, easy to carry, collect two kinds of network collections, can change the data acquisition radio-frequency module according to network type, test result with the screen display heterogeneous networks, cost performance is fit to the network tester of national conditions, the air interface information of GSM and all kinds of cdma network system is carried out correctly realizing, effectively gather and analyze, find out network system in the network coverage, signal quality, user capacity, defective and deficiency that the protocol transmission aspect exists are by adjusting the diverse network base station parameter, the position, capacity waits and reaches the purpose that makes whole network coordination operation.

The utility model is realized above-mentioned purpose by the following technical solutions.

Many network wireless tester, it comprises test equipment units, main control unit, input-output unit and their interconnected interface unit and power control circuit, it is characterized in that test equipment units is made up of radio-frequency module, commutation circuit, usb circuit, UART interface, radio-frequency module comprises the combination of two kinds of wireless networks; The output of radio-frequency module is connected with commutation circuit, usb circuit and UART interface successively; Test equipment units is combined into many network wireless tester by interface unit and main control unit.

Radio-frequency module adopts the radio frequency of GSM, CDMA2000, TD-CDMA, WCDMA or the TD-SCDMA of civilian level to receive respectively and transmitter module is transformed into the test module that meets testing standard, focus on testing the combination of the GSM and the CDMA2000 of collection, the combination of GSM and TD-CDMA, the combination of GSM and WCDMA, the combination of CDMA2000 and TD-SCDMA, the combination of CDMA2000 and WCDMA, the combination of TD-SCDMA and WCDMA, the protocol data difference of these 6 kinds of networks.When the acquisition function that network and instrument had of preparation for acquiring not simultaneously, take to change collection, the analytical work that corresponding radio-frequency module carries out data, conclude then, send; Change radio-frequency module and avoid damaging core devices for the ease of the user, structurally needn't open whole casing, only need open the detachable shell of radio-frequency module jack interface position, directly change by the radio-frequency module jack interface.

On the above-mentioned basis that hardware configuration is transformed, redesigned practical Control Software, increased individual instructions to network parameter, system parameters, access parameter, the incision parameter, the isoparametric direct measurement of pilot set, more than test can be carried out combined test and test automatically, solved the intellectuality of test effectively, and instrument integrated the collection radio-frequency module of 2 kinds of network datas, be easy to the parameter of collection analysis heterogeneous networks, greatly dwindled volume and weight, really accomplish small and exquisitely, be convenient to the individual and carry, test result with the screen display heterogeneous networks, the ratio of performance to price all is fit to the regional station and uses.

Description of drawings

Fig. 1 is a wireless network tester overall structure block diagram, wherein the bimodulus combination of Fig. 1-1～Fig. 1-6 expression heterogeneous networks transmitter module.

Fig. 2 is the microcontroller circuit figure of main control unit.

Fig. 3 is commutation circuit figure.

Fig. 4 is usb circuit figure.

Fig. 5 is power control circuit figure.

Fig. 6 is Subscriber Identity Module and peripheral circuit diagram

Fig. 7 is a tester allomeric function block diagram.

Fig. 8 is a drive test application software block diagram.

Embodiment

The utility model is made up of test equipment units, main control unit, interface circuit and power supply and control circuit thereof, now in conjunction with the accompanying drawings embodiment is described in further detail.

Test equipment units is made up of radio-

frequency module

5 and 6, commutation circuit 7, usb circuit 8 and UART interface.

Radio-

frequency module

5 and 6 wireless network modules by two kinds of different systems combine, and for example radio-frequency module 5 is that GSM network and radio-frequency module 6 are the combination of CDMA2000 network, radio-

frequency module

5,6 shared radio frequency antennas, as Figure 1-1; Radio-frequency module 5 is the GSM network, and radio-frequency module 6 is the combination of TD-SCDMA network, and radio-

frequency module

5,6 shared transmitting antennas are shown in Fig. 1-2; Radio-frequency module 5 is that GSM network and radio-frequency module 6 are the combination of WCDMA network, radio-

frequency module

5,6 shared transmitting antennas, as Figure 1-3; Radio-frequency module 5 is that CDMA2000 network and radio-frequency module 6 are the combination of TD-SCDMA network, and radio-

frequency module

5,6 shared transmitting antennas are shown in Fig. 1-4; Radio-frequency module 5 is that CDMA2000 network and radio-frequency module 6 are the combination of WCDMA network, and radio-

frequency module

5,6 shared radio frequency antennas are shown in Fig. 1-5; Radio-frequency module 5 is that TD-SCDMA network and radio-frequency module 6 are the combination of WCDMA network, and radio-

frequency module

5,6 shared radio frequency antennas are shown in Fig. 1-6.

Radio-

frequency module

5 and 6 its input termination radio-frequency antennas, the socket that output and commutation circuit 7 inputs join when carrying out test job, can call different mixed-media network modules mixed-medias inserts commutation circuit 7 from utility outlets input according to test heterogeneous networks needs.

Main Control Unit comprises: microcontroller circuit 12 and memory module 13, correspondence with foreign country circuit 20, serial interface circuit 21, usb circuit 22, UART interface 23 and microprocessor peripheral circuit 24.Microprocessor 12 also comprises acquisition control circuit 14, test control circuit 15, analysis integrated control and treatment circuit 16; Memory module 13 comprises RAM memory circuit 17, procedure stores circuit 18 and data storage circuitry 19.

Input, output unit comprise display circuit 25 and keyboard circuit 26, language input/output interface circuit 10, Subscriber Identity Module and circuit 11 thereof.

Interface unit comprises usb circuit 8, UART interface 9, serial interface circuit 21, usb circuit 22 and UART interface 23.

Power circuit comprises battery pack 4, power control circuit 3.

Main control unit 2 and microcontroller circuit 12 are seen Fig. 1 and Fig. 2; As the nucleus module circuit of tester system, main control unit 2 is being born very heavy task, mainly will finish six tasks such as agreement is explained, data analysis is handled, classification demonstration, QoS of customer test, correspondence with foreign country, storage.In order to guarantee that main control unit has enough real time data processing operational capabilities, hardware is selected 32 powerful ARM7 microprocessors for use, the inner integrated 16K static RAM (SRAM) of ARM7 processor, chip internal carries 8 tunnel 10 A/D converters and 2 32 bit timing devices, PWM unit (6 tunnel output), real-time clock (RTC) and watchdog circuits; Memory configurations can be become 4 groups by the chip exterior memory interface, every group capacity is up to 16Mb, and data width is 8/16/32; Chip can carry out online programming, and it can carry out online programming by the serial interface circuit of main control unit and the built-in DLL (dynamic link library) that carries, for the renewal of software version has later on brought convenience.Primary data after microprocessor is gathered the subscriber equipment plate is carried out agreement and is explained, analyzes, classifies, and shows by the LCD LCD screen at last, also can be connected with computer, cooperates network test software, demonstrates concrete datagraphic.

Commutation circuit 8 is seen Fig. 3; Network data signals after the radio-frequency module acquisition process need be finished communication with corresponding software, because data acquisition network difference, need to select the radio-frequency module of corresponding network to gather, analyze data, so need carry out the selection of corresponding module switches, commutation circuit is made of chip IC 3, this chip adopts high speed, low-voltage, low on-resistance, CMOS analog multiplexer/switch MAX4783,9,10,11 pin of chip are defined as sheet choosing end, and 14,15 pin are public control end;

Usb circuit 8 is seen Fig. 4, and this interface can provide on-line software updating for radio-frequency module, for later software version update is provided convenience; Usb circuit is made up of USB conversion chip IC6, USB interface J7, conversion chip adopts special chip USB to change the data transaction chip CP2101 of serial ports UART, the E2PROM of its integration USB transceiver, integrated 512 bytes, and support USB 2.0 interfaces, also can carry out the data transaction that serial ports UART changes the USB mouth.

Power control circuit 3 is seen Fig. 5, and power control circuit adopts battery-powered, comprises voltage adjustment chip U21, logic chip U22, power management chip U8 and U19.Connect control+5V booster circuit 5 in addition, voltage is adjusted the voltage that chip U21 directly provides battery pack, and adjusting provides a fixed voltage 3.3V-5V, cooperates logic chip U22 and microprocessor to finish the switching on and shutting down of network tester; Power management chip U8 finishes the charge function to battery, can end charging current, voltage automatically according to charged state automatically, and provide corresponding warning information; Power management chip U19 provides 2 groups of output voltages according to the voltage that battery pack provides, and is respectively 1.8V and 3.3V, for each link of instrument provides required operating voltage; 28 pin of resistance R 57, R58 and microprocessor, form voltage sampling circuit, main program processes voltage monitor message by microprocessor, on the LCD liquid crystal, demonstrate the lattice number of battery electric quantity, the electric energy that provides when battery pack is lower than certain set point, when making the instrument cisco unity malfunction, instrument can provide the alarm measure;

Subscriber Identity Module and peripheral circuit 11 thereof are seen Fig. 6, and Subscriber Identity Module and peripheral circuit thereof comprise voltage management chip IC 1, Subscriber Identity Module deck UIM1, UIM2; The voltage that voltage management chip IC 1 provides power control circuit, carrying out DC-DC converts to+voltage of 3.3V, offer Subscriber Identity Module can operate as normal operating voltage, Subscriber Identity Module deck UIM1, the data I/O end of UIM2 respectively with radio-frequency module 6GSM and radio-frequency module 7CDMA2000, radio-frequency module 6GSM and radio-frequency module 7TD-SCDMA, radio-frequency module 6GSM and radio-frequency module 7WCDMA, radio-frequency module 6CDMA2000 and radio-frequency module 7TD-SCDMA, radio-frequency module 6CDMA2000 and radio-frequency module 7WCDMA, radio-frequency module 6TD-SCDMA and radio-frequency module 7WCDMA, the I/O end of the radio-frequency module of these module groups is connected mutually, and can insert different subscriber cards respectively, instruction according to main control unit, by control bus to commutation circuit, carry out selectivity work, so that carry out the heterogeneous networks data acquisition, analyze;

Below in conjunction with many network wireless tester allomeric function block diagram 7 and drive test application software block diagram 8, the course of work of the present utility model is made brief description.

Two radio-frequency modules are by different Subscriber Identity Modules, insert different networks, wherein radio-frequency module 6GSM and radio-frequency module 7CDMA2000, radio-frequency module 6GSM and radio-frequency module 7TD-SCDMA, radio-frequency module 6GSM and radio-frequency module 7WCDMA, radio-frequency module 6CDMA2000 and radio-frequency module 7TD-SCDMA, radio-frequency module 6CDMA2000 and radio-frequency module 7WCDMA, these module groups of radio-frequency module 6TD-SCDMA and radio-frequency module 7WCDMA, separate separately and finish the reception and the demodulation of data as the core of test equipment units; The function that is had when the network of gathering and tester itself is not simultaneously, detachable shell by the radio-frequency module position, change corresponding radio-frequency module by the radio-frequency module jack interface and carry out the collection network data, test equipment units is according to the instruction of main control unit, by control bus commutation circuit is operated, automatically switch to the needed home network of user, by corresponding module collection, analyze data, the test data that receives the back demodulation is carried out the agreement explanation by the microprocessor that the UART interface sends main control unit to, analysis/processing, classification shows, after a series of processing such as storage, on LCDs, demonstrate testing result at last, perhaps pass through the direct and computer realization data interchange of USB interface of main control unit, further analyze use for drive test software, also the data that test equipment units can be gathered are through microprocessor analysis, after the processing, unloading is further analyzed use for drive test software to external CF or SD card.The design can provide voice communication line simultaneously, conveniently carries out network test, and multiple information output form is arranged, and liquid crystal display is adopted in human-computer dialogue, and Language Interface is a Chinese interface; Adopt keyboard to import, and attach big electric current supplying cell group, improved the service time and the portable notion of instrument.

When many network wireless tester and GPS receiving instrument, when drive test software is connected mutually, the GPS receiving instrument then only provides fixed-point data, the test equipment units of network tester and Subscriber Identity Module carry out radio-frequency module 6GSM and radio-frequency module 7CDMA2000 respectively, radio-frequency module 6GSM and radio-frequency module 7TD-SCDMA, radio-frequency module 6GSM and radio-frequency module 7WCDMA, radio-frequency module 6CDMA2000 and radio-frequency module 7TD-SCDMA, radio-frequency module 6CDMA2000 and radio-frequency module 7WCDMA, the collection of radio-frequency module 6TD-SCDMA and these 6 kinds of network datas of radio-frequency module 7WCDMA, network can not solve the network-adaptive problem by changing corresponding radio-frequency module simultaneously, and carry out corresponding preliminary agreement and explain, analyze, sort out.Main control unit is operated commutation circuit by control bus, data are through the UART interface, carry out data communication with main control unit, network data is then further carried out agreement by the microprocessor of main control unit once more and is explained, analyzing and processing, classification shows, storage, and carry out human-computer dialogue by lcd screen demonstration and keyboard and operate, with the USB interface of the main control unit of network tester with after the computer USB port is connected, drive test software is understood automatically and the network tester USB port is carried out the agreement communication, after reaching an agreement, the fixed-point data that data after many network wireless tester acquisition process will provide with GPS, the data collection and analysis layer 100 of sending to drive test software inside together carries out analyzing and processing, the data readback operation of data storage operations of line data cache management 102 of going forward side by side and playback controls module 101 is showing replayed section (showing the test travel track on map) on the software; After treating the data parsing processing of message parse layer 103, software will carry out message data at messaging layer 104 automatically and conclude classification;

The message that shows the 3rd protocol layer at messaging list window 105;

Represent as event contents such as speaking test, cutting off rate tests at list of thing window 106;

Be presented in when carrying out the test of multiple home network in map list window 107, the concrete setpoint information of process, and on the subsidiary map of software, demonstrate movement locus;

Represent as dynamic curve diagrams such as received power, channel, signal strength signal intensities at parameterized graphics window 108;

Represent the number of times of generation incident at statistical window 109,, on software, demonstrate the result in real time as traffic rating, cutting off rate etc.;

At form window 110, with the collected data of statement form output, print, conveniently consult.

Claims

1, many network wireless tester, it comprises test equipment units, main control unit, input-output unit and their interconnected interface unit and power control circuit, it is characterized in that test equipment units is made up of radio-frequency module (5,6), commutation circuit (7), usb circuit (8), UART interface (9), radio-frequency module comprises the combination of two kinds of wireless networks; The output of radio-frequency module (5,6) is connected with commutation circuit (7), usb circuit (8) and UART interface (9) successively; Test equipment units is combined into many network testers by interface unit and main control unit.

2, many network wireless tester according to claim 1 is characterized in that radio-frequency module (5) for GSM network and radio-frequency module (6) are the combination of CDMA2000 network, radio-frequency module (5,6) shared radio frequency antenna.

3, many network wireless tester according to claim 1 is characterized in that radio-frequency module (5) for GSM network and radio-frequency module (6) are the combination of TD-SCDMA network, the shared transmitting antenna of radio-frequency module (5,6).

4, wireless multiple network tester according to claim 1 is characterized in that radio-frequency module (5) for GSM network and radio-frequency module (6) are the combination of WCDMA network, the shared transmitting antenna of radio-frequency module (5,6).

5, many network wireless tester according to claim 1 is characterized in that radio-frequency module (5) for CDMA2000 network and radio-frequency module (6) are the combination of TD-SCDMA network, the shared transmitting antenna of radio-frequency module (5,6).

6, many network wireless tester according to claim 1 is characterized in that radio-frequency module (5) for CDMA2000 network and radio-frequency module (6) are the combination of WCDMA network, radio-frequency module (5,6) shared radio frequency antenna.

7, many network wireless tester according to claim 1 is characterized in that radio-frequency module (5) for TD-SCDMA network and radio-frequency module (6) are the combination of WCDMA network, radio-frequency module (5,6) shared radio frequency antenna.

8, many network wireless tester according to claim 1 is characterized in that input unit comprises language input/output circuitry (10) and the Subscriber Identity Module circuit (11) that is connected on the test equipment units input.

9, many network wireless tester according to claim 1 is characterized in that interface unit comprises connection test equipment units and main control unit UART interface (9,23), usb circuit (8,22) and serial interface circuit (21).

10, many network wireless tester according to claim 1 is characterized in that power control circuit comprises by voltage adjustment chip U21, logic chip U22, power management chip U8 and U19.