CN101068165A - Radio network route measuring instrument - Google Patents

Radio network route measuring instrument Download PDF

Info

Publication number
CN101068165A
CN101068165A CN 200510060887 CN200510060887A CN101068165A CN 101068165 A CN101068165 A CN 101068165A CN 200510060887 CN200510060887 CN 200510060887 CN 200510060887 A CN200510060887 A CN 200510060887A CN 101068165 A CN101068165 A CN 101068165A
Authority
CN
China
Prior art keywords
circuit
measuring instrument
radio network
network route
radio
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN 200510060887
Other languages
Chinese (zh)
Inventor
忻伟国
陈斌
潘凌震
朱森祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO GAOLING COMMUNICATION TECHNOLOGY Co Ltd
Original Assignee
NINGBO GAOLING COMMUNICATION TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NINGBO GAOLING COMMUNICATION TECHNOLOGY Co Ltd filed Critical NINGBO GAOLING COMMUNICATION TECHNOLOGY Co Ltd
Priority to CN 200510060887 priority Critical patent/CN101068165A/en
Publication of CN101068165A publication Critical patent/CN101068165A/en
Pending legal-status Critical Current

Links

Images

Landscapes

  • Mobile Radio Communication Systems (AREA)

Abstract

A road tester of radio network type consists of test unit including crystal oscillator circuit, radio frequency module, switch-over circuit, communication circuit, serial interface circuit and MC interface circuit; master control unit; I/O unit and interface unit. It is featured as switching crystal oscillator circuit into input end of radio frequency module being connected in sequence to switch-over circuit and communication circuit as well as serial interface circuit, and connecting said test unit to master control unit through interface unit.

Description

Radio network route measuring instrument
Technical field
The present invention relates to a kind of measuring equipment of mobile communication, especially a kind of terminal measuring instrument that is used for the cdma communication network.
Background technology
Test the air interface instrument of cdma wireless network at present, comprise that the antenna that has the GPS positioning function is installed in the test carriage top, link to each other with pocket computer by data wire, testing mobile phone is placed Che Nei and link to each other, carry out the collection of network data by the test Control Software in the portable computer and measure with portable computer.This testing equipment is huge, heavy, needs cost more material resources, manpower and the time, does not adapt to the needs of fast-developing radio communication cdma network test.The instrument of the test CDMA2000 1X EV/DO network air interface that state is extrapolated, but it costs an arm and a leg, and easily ten thousand dollars of 3-5, the performance valency is compared to be admitted by the regional station and is used.
Summary of the invention
The objective of the invention is needs at regional station use, it is little, easy to carry to design a kind of volume, the ratio of performance to price is fit to the network road measurement instrument of national conditions, with realization the air interface information of cdma network system is carried out correctly, effectively gathers and analyzed, defective and deficiency that the system that finds out exists aspect the network coverage, signal quality, user capacity, protocol transmission wait and reach the purpose that makes whole network coordination operation by adjusting base station parameter, position, capacity.
The technical issues that need to address of the present invention are to improve the reception precision and the stability of testing equipment on the basis of the protocol data output of satisfying high-grade road detector.
The present invention realizes above-mentioned purpose by the following technical solutions.
Radio network route measuring instrument, 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 high-precision crystal pierce circuit, radio-frequency module, commutation circuit, telecommunication circuit, serial port circuit and MC interface circuit; The high-precision crystal pierce circuit inserts the input of radio-frequency module, and the output of radio-frequency module is connected with commutation circuit, communicating circuit and serial port circuit successively; Test equipment units is combined into the network road measurement instrument by interface unit and main control unit.
Radio circuit adopts CDMA2000 1X (EV DO) radio frequency of civilian level to receive and transmitter module is transformed into the instrument level test module that meets testing standard, focuses on improving the precision of test and the stability of instrument.At external high-precision crystal pierce circuit of the input of radio circuit and radio-frequency antenna, and the high-precision crystal oscillator includes temperature-compensation circuit to improve the precision and the stability of test cell.
On the above-mentioned basis that hardware configuration is transformed, redesign suitable Control Software, increased the direct measurement of individual instructions to network parameter, system parameters, access parameter, incision parameter, pilot set etc., more than test can be carried out combined test and test automatically, solved the intellectuality of test effectively, the precision of the test of instrument and stability all improve an order of magnitude, bring up to 0.3ppm by original 3ppm, reduced volume and weight widely, really accomplish small and exquisitely, be convenient to that the individual carries, the ratio of performance to price all is fit to the regional station and uses.
Description of drawings
Fig. 1 is a radio network route measuring instrument overall structure block diagram.
Fig. 2 is the microcontroller circuit figure of main control unit.
Fig. 3 is high-precision crystal oscillating circuit figure.
Fig. 4 is the commutation circuit figure of test cell.
Fig. 5 is UART serial port circuit figure.
Fig. 6 is usb circuit figure.
Fig. 7 is display circuit figure.
Fig. 8 is keyboard circuit figure.
Fig. 9 is power control circuit figure.
Figure 10 is a road detector allomeric function block diagram.
Figure 11 is a drive test application software block diagram.
Embodiment
Below in conjunction with accompanying drawing embodiment is described in further detail, referring to Fig. 1.
Test equipment units comprises: high-precision crystal oscillating circuit 6, radio-frequency module 7, commutation circuit 10, communicating circuit 11, serial port circuit 12 and MC interface circuit 13.Radio-frequency module 7 comprises that radio-frequency (RF) receiving circuit 8 and radio frequency send 9.
Main Control Unit comprises: microcontroller circuit 16 and memory module 17, external communicating circuit 23, usb circuit 24, MC interface circuit 25 and microprocessor peripheral circuit 26.Memory module 17 comprises RAM memory circuit 21, procedure stores circuit 22 and data storage circuitry 23.Microprocessor 16 also comprises acquisition control circuit 18, test control circuit 19, analysis integrated control and treatment circuit 20.
Input, output unit comprise Subscriber Identity Module and circuit 14, language input/output interface circuit 5, input keyboard circuit 28 and display circuit 27.
Interface unit comprises serial port circuit 12, usb circuit 24, MC interface circuit 13,25 and PC USB interface 4.
Power circuit comprise battery pack, power control circuit 3 and+5V booster circuit 5.
Main control unit 2 and microcontroller circuit 16 are seen Fig. 1 and Fig. 2; As the nucleus module circuit of road detector 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, cpu chip 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, 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.
High-precision crystal oscillating circuit 6 is seen Fig. 3, and crystal oscillating circuit is made up of high-precision crystal (including temperature-compensation circuit) and peripheral power supply circuits thereof; Wherein the precision of high-precision crystal is higher than 0.3ppm; Peripheral power supply circuits are made up of power management chip IC7 and capacitor C 13～C15, voltage-stabiliser tube D1 and crystal oscillator CRYSTAL, power management chip IC7 can boost the voltage of 3.3V, can reach the normal voltage of 5V, for high-precision crystal provides voltage, voltage-stabiliser tube D1 then carries out the voltage monitoring effect;
Commutation circuit 10 is seen Fig. 4; Network data signals after the radio-frequency module acquisition process need be finished communication with corresponding software, adopt many interface modes, then need to carry out the switching of the corresponding interface, 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;
Serial port circuit 12, see Fig. 5, the UART serial port circuit is made up of conversion chip U6, serial interface J3, conversion chip adopts the MSX232 chip, this chip can become the COMS conversion of signals RS232 signal of standard, and when when communicating by serial ports with computer, daemon software sends to it and calls data command, master control module active response should be instructed, and utilized the serial ports dateout.
Usb circuit 24, see Fig. 6, usb circuit is made up of USB conversion chip U7, USB interface, conversion chip adopts special chip USB to change the data transaction chip CP2101 of serial ports UART, the EEPROM 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, the signal that the required signal of this chip all directly adopts radio-frequency module itself to provide; The network data signals of USB conversion chip after the microprocessor acquisition process, carry out corresponding level conversion, when communicating by the USB mouth with computer, daemon software sends to it and calls data command, master control module active response should be instructed, and utilized USB mouth dateout.
Display circuit 27 is seen Fig. 7, and display circuit provides interactive function for the user, by LCD display operation menu, and test process information and test result, the dynamic monitoring test process is checked test result.The LCD display circuit then is made up of LDO voltage management microarray biochip U14, two-way/non-volatile/memory chip U15, logic chip U16;
Keyboard circuit 28 as Fig. 8, by the input of keyboard, provides the human-computer dialogue function, and network data is carried out corresponding modification, write; Wherein keyboard circuit is made up of keyboard drive chip U20 and matrix keyboard battle array, the keyboard drive chip adopts the ZLG7290 chip, can scan maximum 64 buttons, adopts the I2C bus mode, make the communication of itself and microprocessor only need 2 I/O mouths to finish, saved resource greatly;
Power control circuit 3 is seen Fig. 9, and it is battery-powered that power control circuit adopts, by comprise by voltage adjust chip U21, power management chip U8 and U19, logic chip U22 and+5V booster circuit 5.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 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 circuit 14 thereof are connected to the collection/analysis port of test equipment units input.Language imput output circuit 15 is connected to the phonetic entry/output port of test equipment units input.
In conjunction with road detector allomeric function block diagram Figure 10 and drive test application software block diagram Figure 11, describe:
Pass through Subscriber Identity Module, radio-frequency module inserts the cdma network of appointment, and radio-frequency module provides high-precision reference signal by external crystal oscillator, makes module precision and stability reach the requirement of instrument level, and finishes the reception and the demodulation of data as the core of test equipment units; Test equipment units is according to the instruction of main control unit, the test data that receives the back demodulation is carried out the agreement explanation by the microprocessor that MC interface or serial ports send 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 mouth, 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, LCDs is a Chinese interface, human-computer dialogue adopts keyboard mode to import, and subsidiary big electric current supplying cell group, has improved the service time and the portable notion of instrument.
When network 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 the collection of cdma network data, and carry out corresponding preliminary agreement and explain, analyze, sort out, carry out the switching of data communication interface by the commutation circuit of subscriber equipment plate, be as the criterion with the MC interface generally speaking, 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 serial ports of network tester or USB port with after computer port is connected, drive test software can be automatically and network tester serial ports or USB port carry out the agreement communication, after reaching an agreement, the fixed-point data that data after the network tester acquisition process will provide with GPS, the data collection and analysis layer 100 of sending to software inhouse 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;
Represent when carrying out network test in map list window 107, the concrete setpoint information of process;
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, as traffic rating, cutting off rate etc.;
At form window 110, with the collected data of statement form output, print, conveniently consult.

Claims (10)

1, radio network route measuring instrument, 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 (1) is made up of high-precision crystal pierce circuit (6), radio-frequency module (7), commutation circuit (10), telecommunication circuit (11), serial port circuit (12) and MC interface circuit (13); High-precision crystal pierce circuit (6) inserts the input of radio-frequency module, and the output of radio-frequency module (7) is connected with commutation circuit (10), communicating circuit (11) and serial port circuit (12) successively; Test equipment units is combined into the network road measurement instrument by interface unit and main control unit.
2, radio network route measuring instrument according to claim 1 is characterized in that radio-frequency module (7) input also comprises external high-precision crystal pierce circuit (6) and radio-frequency antenna.
3, radio network route measuring instrument according to claim 1 is characterized in that high-precision crystal oscillating circuit (6) is made up of integrated circuit (IC) 7, diode D1, capacitor C 13～C15 and crystal oscillator CRYST.
4, radio network route measuring instrument according to claim 1 is characterized in that the high-precision crystal oscillating circuit includes the precision of raising test equipment units and the high-precision temperature compensation circuit of stability.
5, radio network route measuring instrument according to claim 2 is characterized in that main control unit comprises that being used to control test equipment units carries out microcontroller circuit of test job (16) and memory module (17).
6, radio network route measuring instrument according to claim 1 or 5 is characterized in that the microcontroller circuit of Main Control Unit comprises acquisition control circuit (18), test control circuit (19), analysis/integrated treatment control circuit (20).
7, radio network route measuring instrument according to claim 1 or 5 is characterized in that the memory module of main control unit comprises RAM memory circuitry (21), program storage circuit (22) and data storage circuit (23).
8, radio network route measuring instrument according to claim 1 is characterized in that input unit comprises Subscriber Identity Module circuit (14) and the language input/output circuitry (15) that is connected on the test equipment units input.
9, radio network route measuring instrument according to claim 1 is characterized in that interface unit comprises UART serial port circuit (12), usb circuit (24) and the master control/MC interface circuit (13,25) that connects test equipment units and control unit.
10, radio network route measuring instrument according to claim 1, it is characterized in that power control circuit comprise by voltage adjust chip U21, power management chip U8 and U19, logic chip U22 and+5V booster circuit (5).
CN 200510060887 2005-09-21 2005-09-21 Radio network route measuring instrument Pending CN101068165A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200510060887 CN101068165A (en) 2005-09-21 2005-09-21 Radio network route measuring instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200510060887 CN101068165A (en) 2005-09-21 2005-09-21 Radio network route measuring instrument

Publications (1)

Publication Number Publication Date
CN101068165A true CN101068165A (en) 2007-11-07

Family

ID=38880609

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200510060887 Pending CN101068165A (en) 2005-09-21 2005-09-21 Radio network route measuring instrument

Country Status (1)

Country Link
CN (1) CN101068165A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101170791B (en) * 2007-11-29 2010-06-16 中兴通讯股份有限公司 An industrial installation device for testing power on and off automatically
CN101984701A (en) * 2010-11-03 2011-03-09 三维通信股份有限公司 Wireless network intelligent inspection tester and test method
CN101159965B (en) * 2007-11-23 2011-09-14 北京创毅视讯科技有限公司 Mobile multimedia broadcasting signal monitoring method
CN102420718A (en) * 2011-11-22 2012-04-18 江苏亿通高科技股份有限公司 Portable multimedia over coax alliance (MoCA) network tester
CN102547830A (en) * 2011-12-31 2012-07-04 三维通信股份有限公司 Multimode network road tester based on ARM (Advanced RISC Machines) Cortex-A8 processor
CN102781029A (en) * 2012-08-15 2012-11-14 长讯通信服务有限公司 3G (The 3rd Generation Telecommunication) network wireless channel link model tester
CN104168585A (en) * 2014-07-10 2014-11-26 陈捷 GSM/TD-SCDMA/TD-LTE integrated testing instrument and testing method
CN107689774A (en) * 2017-07-21 2018-02-13 芯海科技（深圳）股份有限公司 A kind of high frequency Low Drift Temperature RC oscillators

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101159965B (en) * 2007-11-23 2011-09-14 北京创毅视讯科技有限公司 Mobile multimedia broadcasting signal monitoring method
CN101170791B (en) * 2007-11-29 2010-06-16 中兴通讯股份有限公司 An industrial installation device for testing power on and off automatically
CN101984701A (en) * 2010-11-03 2011-03-09 三维通信股份有限公司 Wireless network intelligent inspection tester and test method
CN101984701B (en) * 2010-11-03 2013-07-10 三维通信股份有限公司 Wireless network intelligent inspection tester
CN102420718A (en) * 2011-11-22 2012-04-18 江苏亿通高科技股份有限公司 Portable multimedia over coax alliance (MoCA) network tester
CN102420718B (en) * 2011-11-22 2014-07-30 江苏亿通高科技股份有限公司 Portable multimedia over coax alliance (MoCA) network tester
CN102547830A (en) * 2011-12-31 2012-07-04 三维通信股份有限公司 Multimode network road tester based on ARM (Advanced RISC Machines) Cortex-A8 processor
CN102781029A (en) * 2012-08-15 2012-11-14 长讯通信服务有限公司 3G (The 3rd Generation Telecommunication) network wireless channel link model tester
CN102781029B (en) * 2012-08-15 2014-12-10 长讯通信服务有限公司 3G (The 3rd Generation Telecommunication) network wireless channel link model tester
CN104168585A (en) * 2014-07-10 2014-11-26 陈捷 GSM/TD-SCDMA/TD-LTE integrated testing instrument and testing method
CN107689774A (en) * 2017-07-21 2018-02-13 芯海科技（深圳）股份有限公司 A kind of high frequency Low Drift Temperature RC oscillators

Similar Documents

Publication Publication Date Title
CN101068165A (en) Radio network route measuring instrument
CN100573378C (en) A kind of portable vibration data collector and method based on embedded technology
CN201130860Y (en) Built-in converting station multi-cycle dynamic electric energy quality on-line analysis apparatus
CN2834036Y (en) Multi-network wireless tester
CN103685655A (en) Air quality testing device based on mobile phone system
CN101051070A (en) One chip voltage high speed cruising inspection system facing fuel cell
Qiao et al. The design of multi-parameter online monitoring system of water quality based on GPRS
CN202886469U (en) Digital spectrum analyzer based on FPGA (Field Programmable Gate Array)
CN2847712Y (en) High and low accuracy path detector for radio network
CN1777018A (en) DSP Chip-based excitation controller communication system and its method for realizing USB protocol
CN201107295Y (en) Portable twin channel electrochemistry analytical equipment
CN201724923U (en) Electrochemical biosensor
CN208488658U (en) A kind of automobile engine intelligent fault detection device
CN101089621A (en) Portable two-channel electrochemical analysing equipment
CN206974531U (en) A kind of Portable vehicle dynamic weigher based on Radio Transmission Technology
CN201018631Y (en) GSM/GPRS synthetic tester
CN2816810Y (en) Soil-water-content space distribution quick detector
CN101895918A (en) Network quality monitoring terminal
CN101063703A (en) Digital type alternating current-direct current partial discharge detecting method and device
CN112800280A (en) Economic management data analysis and statistics system applied to industrial big data analysis
CN218099974U (en) Dynamic truck scale verification terminal
CN204536264U (en) Electrochemical chip detection system
CN205232238U (en) Professional analogue means suitable for test of short -wave radio set network performance
CN1811827A (en) Voting system with coulometric deetector
CN2630854Y (en) Intelligent soil parameter space distribution rapid-measuring instrument

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication