CN102571483A - Integrated network parameter tester and test method applied to pulse regime - Google Patents
Integrated network parameter tester and test method applied to pulse regime Download PDFInfo
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Abstract
The invention belongs to a network test technology, and particularly relates to an integrated network parameter tester and an integrated network parameter test method applied to a pulse regime. The tester comprises a built-in pulse generator module and a pulse modulation module connected with the pulse generator module. An excitation signal source module is connected with the pulse modulation module. The pulse modulation module is connected with a pulse high-power S parameter test module. The pulse high-power S parameter test module and a local oscillator signal source module are connected with a mixing receiver module respectively. The mixing receiver module is connected with an intermediate frequency processing module. The intermediate frequency processing module is connected with an embedded computer module through a digital signal processing module. By the tester and the test method, the shortcomings of large volume and high construction cost of the conventional test instrument are overcome; and network parameters can be flexibly and conveniently tested.
Description
Technical field
The invention belongs to the network test technology, be specifically related to a kind of integrated network parameter tester and method of testing thereof that is applicable to pulse condition.
Background technology
Complicated power device/the assembly of microwave since when under long-time continuous wave excitation signal condition, carrying out the network parameter test easily because temperature is too high burns, therefore be starved of not only obtained the peak value large-scale condition through the pulse-modulated signal excitation response characteristic simultaneously but also reduce mean consumption power to protect measured piece.And traditional continuous wave state network parameter testing equipment can't address this problem, and needs to produce the network parameter testing equipment that the pulse modulation pumping signal can receive, handles and analyze simultaneously the pulse modulation response signal.
At present, aspect the network parameter test under pulse condition, mainly contain several kinds of schemes such as external excitation/local oscillation signal source method of testing, external pulse modulation source method of testing.
External excitation/local oscillation signal source method of testing is realized the network parameter test under the pulse condition through an exciting signal source, a playscript with stage directions shake signal source, S parameter test device and the common network parameter test macro of forming a pulse condition of width of cloth Phase Receiver machine.In external excitation/local oscillation signal source method of testing, excitation and local oscillation signal source all are external, and system forms huge and the control very complicated; Intermediate frequency is received as analog intermediate frequency and receives; Owing to receive the analog filtering technology limitation, when the network parameter test of carrying out pulse condition, only can realize the broadband demodulation processing, the test dynamic range is limited; Testing time is longer, is difficult to accomplish the great dynamic range of measured piece under pulse condition and the test request of measuring fast.In the 50MHz that can reach～20GHz operating frequency range; The two-way S parameter measurement dynamic range of pulse condition only can reach 50～60dB; Simultaneity factor is made up of four independent testers; Need pack into 1.6 meters standard cabinets and connect some on various cables, systems bulky is unfavorable for that test applies.
External pulse modulation source method of testing is realized the network parameter test of pulse condition through an integrated continuous wave network parameter testing equipment, a S parameter test device and two common network parameter test macros of forming a pulse condition of pulse signal generator.In the method for testing of external pulse modulation source; The pulse modulation source is external; Though owing to adopt the embedded computer platform to make test speed increase, system forms and controls still than very complicated, the triggering that the pulse-modulated signal internal information obtains and the control of data acquisition could be realized by two pulse signal generators and the control of continuous wave network parameter testing equipment united and coordinating; Though also can carry out the two-way S parameter measurement of pulse condition; But the system by four independent testers are formed is not only bulky, and single cover price expensive (generally being higher than 2,000,000 yuans), and what be unfavorable for testing applies.
Summary of the invention
The objective of the invention is to defective to prior art; The integrated network parameter tester and the method for testing thereof that are applicable to pulse condition of a kind of measuring accuracy height, good stability are provided; Thereby overcome the existing defective that tester is bulky, cost is high, make the network parameter test more flexible.
For realizing above-mentioned purpose; Technical scheme of the present invention is following: a kind of integrated network parameter tester that is applicable to pulse condition; Comprise built-in pulse generator module; And the pulse modulation module that is connected with pulse generator module, the pumping signal source module is connected with pulse modulation module, and pulse modulation module connects the high-power S parameter testing of pulse module; The high-power S parameter testing of pulse module is connected with the mixing receiver module respectively with the local oscillation signal source module, and the mixing receiver module connects the IF process module, and the IF process module is connected with the embedded computer module through digital signal processing module.
Further, the aforesaid integrated network parameter tester that is applicable to pulse condition, wherein, described pumping signal source module is a signal generating unit of locking phase separately, for Test Application provides pumping signal.
Further, the aforesaid integrated network parameter tester that is applicable to pulse condition, wherein, described local oscillation signal source module is a signal generating unit of locking phase separately, for Test Application provides local oscillation signal.
Further, the aforesaid integrated network parameter tester that is applicable to pulse condition, wherein, described pumping signal source module is connected with the clock reference module respectively with the local oscillation signal source module, adopts same clock reference reference.
Further, the aforesaid integrated network parameter tester that is applicable to pulse condition, wherein, described pulse generator module adopts digital fpga chip to realize, produces the output of four road pulse signals based on the 60MHz clock according to the DSP parameter setting.
Further, the aforesaid integrated network parameter tester that is applicable to pulse condition, wherein, described pulse modulation module adopts the unequal-interval array modulator of parallelly connected PIN pipe to realize.
Further, the aforesaid integrated network parameter tester that is applicable to pulse condition, wherein, described mixing receiver module adopts double-balance Schottky diode mixing mode to realize fundamental wave mixing.
Further; The aforesaid integrated network parameter tester that is applicable to pulse condition; Wherein, described IF process module adopts frequency overlapped-resistable filter based on the low pass pattern, 16 high sampling rate high-precision a/d converters, FPGA Digital Down Convert and realizes the conversion of analog if signal to digital medium-frequency signal based on the decimation filter of integral comb filter, half-band filter and FIP low pass filter.
A kind of integrated network parameter test method that is applicable to pulse condition; This method produces pulse signal through pulse generator; The pumping signal of exciting signal source offers measured device through the pulse modulator output pulse modulation pumping signal that is connected with pulse generator; The frequency mixer that the local oscillation signal in the output response signal of measured device and local oscillation signal source is delivered to receiver simultaneously produces first intermediate-freuqncy signal; Become second intermediate-freuqncy signal through double conversion; Through sampling, maintenance and ADC change-over circuit, analog if signal converted to digital signal and deliver to the embedded computer module process and display, realize under the pulse condition two-way S parameter testing to measured device.
Further, the aforesaid integrated network parameter test method that is applicable to pulse condition, wherein, the test of the two-way S parameter of described pulse condition comprises two kinds of metering systems, is respectively wideband pulse metering system and narrow-band impulse metering system.
Beneficial effect of the present invention is following: the present invention utilizes the two-way S parameter testing to measured device under the vector network analysis technology realization pulse condition of one of built-in pulse generator, pulse modulator and integrated exciting signal source, local oscillation signal source and receiver; This method has the wide characteristics of working frequency range; Can cover the microwave/millimeter wave frequency range from radio frequency; Can obtain two-way S parameter amplitude, phase place and the group delay information of pulse condition simultaneously; Convenient test, flexible, accurate, configuration multiple standards interface can be set up test macro neatly.Built-in excitation/local oscillation signal the source of this equipment is that separately lock is mutually and based on basic reference signal for the moment, so measuring accuracy height, good stability, temperature drift are little.
Description of drawings
Fig. 1 is the system configuration sketch map that is applicable to the integrated network parameter tester of pulse condition;
Fig. 2 is the operation principle sketch map of pumping signal source module;
Fig. 3 is the operation principle sketch map of local oscillation signal source module;
Fig. 4 is the operation principle sketch map of pulse generator module;
Fig. 5 is the operation principle sketch map of mixing receiver module;
Fig. 6 is the operation principle sketch map of IF process module;
Fig. 7 is a base band signal process operation principle sketch map;
Fig. 8 is a wideband pulse metering system sketch map;
Two kinds of typical way sketch mapes that Fig. 9 measures for narrow-band impulse;
Figure 10 is a data acquisition and processing (DAP) schematic flow sheet of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is carried out detailed description.
As shown in Figure 1; The integrated network parameter tester that is applicable to pulse condition provided by the present invention; Comprise built-in pulse generator module, and the pulse modulation module that is connected with pulse generator module, the pumping signal source module is connected with pulse modulation module; Pulse modulation module connects the high-power S parameter testing of pulse module, and measured device DUT is connected with the high-power S parameter testing of pulse module; The high-power S parameter testing of pulse module is connected with the mixing receiver module respectively with the local oscillation signal source module, and the mixing receiver module connects the IF process module, and the IF process module is connected with the embedded computer module through digital signal processing module.Pumping signal source module, local oscillation signal source module and pulse generator module are connected with the clock reference module respectively, adopt same clock reference reference.The pumping signal source module is connected with the frequency shift (FS) module respectively with the clock reference module.The basic principle of its method of measurement is: when the S parameter testing of carrying out pulse condition; Produce pulse signal through pulse generator; The pumping signal of exciting signal source offers measured device through the pulse modulator output pulse modulation pumping signal that is connected with pulse generator; The frequency mixer that the local oscillation signal in the output response signal of measured device and local oscillation signal source is delivered to receiver simultaneously produces intermediate-freuqncy signal; Through sampling, maintenance and ADC change-over circuit, analog if signal converted to digital signal and deliver to the embedded computer module process and display, realize under the pulse condition S parameter testing to measured device.
The pumping signal source module is a signal generating unit of locking phase separately, and for the integrated network parameter tester that is applicable to pulse condition provides the output of wide band radio-frequency pumping signal, its operation principle is as shown in Figure 2.The output signal of YIG oscillator is divided into two-way, and one the tunnel through modulator, subrane filtering, amplification, once more after the filtering, as signal source high band output signal; Another road after filtering with the mixing of PMYO fixed oscillator, obtain the low band signal, through filtering, amplify the back and export as the low band of signal source.CPU is connected high and low wave band through the control band change over switch, is met the wide band radio-frequency excitation output signal of specification requirement.
The local oscillation signal source module is a signal generating unit of locking phase separately, for Test Application provides local oscillation signal.The operation principle of local oscillation signal source module is as shown in Figure 3; Being divided into is the cascade of three grades of local oscillator modules; The local oscillation signal of first order local oscillator module output is divided into two-way based on same clock reference benchmark by frequency range and is input to second level local oscillator module; After switch, frequency multiplication, filtering, amplification, output secondary local oscillation signal satisfies the broadband local oscillator output signal of specification requirement once more to third level local oscillator module through the final output of switch, frequency multiplication, filtering and amplification.The local vibration source modular circuit is complicated, comprises multistage fixed ampllitude loop, and in each grade module, comprises the local oscillation signals of circuit to realize providing the indexs such as a noise, stability of making an uproar mutually to meet the demands such as a plurality of switches, filtering, amplification of different operating frequency range.
Pulse generator module is to realize with digital fpga chip, and its operation principle is as shown in Figure 4.The 60MHz clock is counted, and according to the pulse parameter of various settings, the height of control impuls changes.Because the counting clock that adopts is 60M Hz (cycle is 16.7ns); Counter widths is 32; So the pulse parameter that the present invention can realize is: the pulse repetition period, 16.7ns～71s was adjustable; Minimum pulse width 16.7ns, pulsewidth, pulse daley, the pulse daley increment is adjustable and regulate resolution is 16.7ns.Because in the pulse modulation process, there is intrinsic settling time in hardware signal, pulse generating module has also added parameter settling time, is convenient to subsequent module and under pulse mode, carries out the synchrodata processing.
Pulse modulation module adopts the unequal-interval array modulator of parallelly connected PIN pipe to realize the pulse modulation function; Not only can satisfy the requirement of bandwidth of operation, and can guarantee pulse modulated circuit when anti-straight-through Insertion Loss and flatness and positively biased when (comprising zero partially) partially in full wave modulation depth.
The mixing receiver module realizes that signal that the microwave and millimeter wave signal with upper frequency down-converts to lower frequency carries out back level then and handles, and the while amplitude and the phase information of inhibit signal do not lost, and its operation principle is as shown in Figure 5.Radiofrequency signal is divided into two wave bands after amplifying through low noise, and high band signal and the local oscillation signal after frequency multiplication is amplified carry out mixing, and the local oscillation signal of low band signal and corresponding wave band carries out mixing; Intermediate-freuqncy signal exports back-end circuit to after low-pass filtering treatment.Adopt double-balance Schottky diode mixing mode to realize fundamental wave mixing among the present invention; When realizing the broadband signal down-conversion, can improve isolation and strengthen inhibition, all even-order harmonics in all right cancellation local oscillation signal and the radiofrequency signal spurious mode.Carry out mixing with the subrane mode, reduced the realization difficulty of frequency mixer; Need not to make broadband Ba Lun, the local oscillator feed circuit is simple, and the local oscillation power that needs is lower, thereby has reduced the difficulty of front end local oscillator formation circuit; All band adopts fundamental wave mixing, and conversion loss is low, has improved the system dynamics scope.
The IF process module realizes that analog if signal is transformed to digital signal delivers to the function that level is handled after the digital signal, and its operation principle is as shown in Figure 6.According to the frequency overlapped-resistable filter of Nyquist sampling theorem design, realize the A/D conversion with 16 high sampling rates, high-precision a/d converter based on the low pass pattern.For Digital Down Convert; The present invention selects suitable sample rate; Utilize fixed coefficient to produce mode sinusoidal, cosine signal and realize local oscillator (NCO), the noise of avoiding phase value brachymemma and amplitude quantizing to bring implements easily simple relatively; Simplified frequency translation and the computing of I/Q decomposition circuit in the digitlization intermediate frequency unit, converted subtraction into taking many, the complicated multiplying of resource.Design the sampling rate that reduces digital baseband signal based on the decimation filter of integral comb filter, half-band filter and FIP low pass filter simultaneously, alleviate the data processing pressure of baseband signal processor.
The base band signal process operation principle is as shown in Figure 7, and base band signal process of the present invention comprises envelope detection and phase calculation, can make things convenient for and obtains the Vector Message of original signal exactly through data sampling.
The test of the pulse condition S parameter of the integrated network parameter tester that is applicable to pulse condition provided by the present invention comprises two kinds of metering systems, is respectively wideband pulse metering system and narrow-band impulse metering system, respectively like Fig. 8, shown in 9.Lock-out pulse and data acquisition clock are controlled by extensive FPGA; The representative value of the settling time of system is 50us; Data acquisition time is provided with relevant with system intermediate-frequency bandwidth; Through excellent user interface, the user only need be provided with pulse duration and cycle, and system calculates the intermediate-frequency bandwidth that measurement needs automatically.Because this equipment adopts high-speed sampling, thus wideband pulse the narrowest when measuring to survey pulse duration be 200 Donna seconds, handling width than the delicate level of other system has in the past had large increase.
The narrow-band impulse metering system is a kind of asynchronous pulse metering system, and do not need lock-out pulse this moment, and system only need gather the measurement data that comprises enough information and get final product, and finally recovers envelope information or data message that other user was concerned about.Asynchronous pulse is measured can realize multiple metering system, comprises scanning frequency pulse measurement, pulse envelope measurement and pulse point measurement or the like.
Shown in Figure 10 is the systems soft ware data acquisition and processing (DAP) flow process that is applicable to the integrated network parameter tester of pulse condition.At first carry out system hardware and software initialization and self check; Open and be provided with pulse generator and modulator then, the coherent pulse control circuit when opening the measurement of broadband and arrowband is provided with system parameters; Next the system dynamics filtration module is provided with according to pulse broadband and cycle etc. and calculates the dynamic filter parameter; Deliver to FPGA and DSP module and reach according to intermediate-frequency bandwidth whether impulsive measurement begins corresponding data acquisition and Filtering Processing process, send shared storage final result; Read initial data or analogue data at last, through sending display module to show after the sequence of operations such as transformation of scale, average, correction, format.These software systems adopt the way to manage of modularized design and multithreading, and module programming fully adopts Object Oriented method.Systems soft ware running environment is based on main flow Windows XP operating system, and development environment adopts Visual C++.The drop-down mode with pop-up menu and shortcut icon of Chinese is all adopted in whole software operation; Software input mode flexible and selectable; Except that the instrument front panel controls, system will directly support the QWERTY keyboard and the mouse of plug and play, just can accomplish whole operations of system through click; Whole software is simple, convenient, quick, is rich in hommization; Software design is supported various communication interfaces such as GP-IB, serial ports, USB interface, parallel port, Ethernet interface, makes instrument have good interconnectivity, and can carry out remote measurement and monitoring; Software test speed is fast, certainty of measurement is high, and can carry out complicated graphs and handle and data computation.
Obviously, those skilled in the art can carry out change and the modification on the various forms to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. integrated network parameter tester that is applicable to pulse condition; It is characterized in that: comprise built-in pulse generator module; And the pulse modulation module that is connected with pulse generator module; The pumping signal source module is connected with pulse modulation module, and pulse modulation module connects the high-power S parameter testing of pulse module; The high-power S parameter testing of pulse module is connected with the mixing receiver module respectively with the local oscillation signal source module, and the mixing receiver module connects the IF process module, and the IF process module is connected with the embedded computer module through digital signal processing module.
2. the integrated network parameter tester that is applicable to pulse condition as claimed in claim 1 is characterized in that: described pumping signal source module is for locking the signal generating unit of phase separately, for Test Application provides pumping signal.
3. the integrated network parameter tester that is applicable to pulse condition as claimed in claim 1 is characterized in that: described local oscillation signal source module is for locking the signal generating unit of phase separately, for Test Application provides local oscillation signal.
4. like claim 2 or the 3 described integrated network parameter testers that are applicable to pulse condition, it is characterized in that: described pumping signal source module is connected with the clock reference module respectively with the local oscillation signal source module, adopts same clock reference reference.
5. the integrated network parameter tester that is applicable to pulse condition as claimed in claim 1 is characterized in that: described pulse generator module adopts digital fpga chip to realize, produces the output of four road pulse signals based on the 60MHz clock according to the DSP parameter setting.
6. like claim 1 or the 5 described integrated network parameter testers that are applicable to pulse condition, it is characterized in that: described pulse modulation module adopts the unequal-interval array modulator of parallelly connected PIN pipe to realize.
7. the integrated network parameter tester that is applicable to pulse condition as claimed in claim 1 is characterized in that: described mixing receiver module adopts double-balance Schottky diode mixing mode to realize fundamental wave mixing.
8. like claim 1 or the 7 described integrated network parameter testers that are applicable to pulse condition, it is characterized in that: described IF process module adopts frequency overlapped-resistable filter based on the low pass pattern, 16 high sampling rate high-precision a/d converters, FPGA Digital Down Convert and realizes the conversion of analog if signal to digital medium-frequency signal based on the decimation filter of integral comb filter, half-band filter and FIP low pass filter.
9. integrated network parameter test method that is applicable to pulse condition; It is characterized in that: this method produces pulse signal through pulse generator; The pumping signal of exciting signal source offers measured device through the pulse modulator output pulse modulation pumping signal that is connected with pulse generator; The frequency mixer that the local oscillation signal in the output response signal of measured device and local oscillation signal source is delivered to receiver simultaneously produces intermediate-freuqncy signal; Through sampling, maintenance and ADC change-over circuit, analog if signal converted to digital signal and deliver to the embedded computer module process and display, realize under the pulse condition S parameter testing to measured device.
10. the integrated network parameter test method that is applicable to pulse condition as claimed in claim 9 is characterized in that: the test of described pulse condition S parameter comprises two kinds of metering systems, is respectively wideband pulse metering system and narrow-band impulse metering system.
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101701988A (en) * | 2009-11-12 | 2010-05-05 | 中国电子科技集团公司第四十一研究所 | Integrated portable multichannel phase coherent signal analyzer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1089951A (en) * | 1977-05-09 | 1980-11-18 | Bipinchandra V. Gami | Electronic system for detecting direction of motion |
| GB1599459A (en) * | 1978-05-30 | 1981-10-07 | Marconi Co Ltd | Detection of narrow pulses |
| JPS585673A (en) * | 1981-07-01 | 1983-01-13 | Shinko Electric Co Ltd | Measuring circuit for minute pulse width |
| JP4388149B2 (en) * | 1998-11-16 | 2009-12-24 | 株式会社アドバンテスト | Pulsar pulse width measuring device |
| CN101504431B (en) * | 2009-02-20 | 2011-04-13 | 重庆大学 | Nanosecond on-line detection system for random pulse time sequence |
-
2011
- 2011-10-21 CN CN201110321512.4A patent/CN102508045B/en not_active Expired - Fee Related
- 2011-12-14 CN CN201110416582.8A patent/CN102571483B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101701988A (en) * | 2009-11-12 | 2010-05-05 | 中国电子科技集团公司第四十一研究所 | Integrated portable multichannel phase coherent signal analyzer |
Non-Patent Citations (2)
| Title |
|---|
| DAVID BALLO: "超越S参数测试-安捷伦科技最先进的矢量网络分析仪PNA-X", 《电子测试》, 30 September 2007 (2007-09-30) * |
| 安捷伦科技有限公司: "安捷伦PNA-X 微波矢量网络分析仪", 《通信产业报》, 21 April 2008 (2008-04-21) * |
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|---|---|---|---|---|
| CN105122650A (en) * | 2012-07-23 | 2015-12-02 | 联合大学公司 | Synthesizer method utilizing variable frequency comb lines |
| CN103592547B (en) * | 2013-11-22 | 2016-04-27 | 中国电子科技集团公司第四十一研究所 | A kind of wideband vector network analyzer |
| CN103592547A (en) * | 2013-11-22 | 2014-02-19 | 中国电子科技集团公司第四十一研究所 | Wideband vector network analyzer |
| CN103675448A (en) * | 2013-12-16 | 2014-03-26 | 中国电子科技集团公司第四十一研究所 | Vector measurement method for passive intermodulation interference |
| CN103675448B (en) * | 2013-12-16 | 2017-04-19 | 中国电子科技集团公司第四十一研究所 | Vector measurement method for passive intermodulation interference |
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| US10168369B2 (en) | 2015-09-11 | 2019-01-01 | The 41St Institute Of China Electronics Technology Group Corporation | Device and method of testing dual-frequency nonlinear vector network parameters |
| WO2017041686A1 (en) * | 2015-09-11 | 2017-03-16 | 中国电子科技集团公司第四十一研究所 | Device and method for testing dual-band nonlinear vector network parameter |
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| CN109324248A (en) * | 2018-11-15 | 2019-02-12 | 中电科仪器仪表有限公司 | Integrated vector network analyzer and its test method for data domain analysis |
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| CN112147420A (en) * | 2020-09-01 | 2020-12-29 | 上海交通大学 | Pulse scattering parameter extraction method suitable for sampling pulse vector net division |
| CN112147420B (en) * | 2020-09-01 | 2021-06-01 | 上海交通大学 | Pulse scattering parameter extraction method suitable for sampling pulse vector net division |
| CN113259021A (en) * | 2021-04-30 | 2021-08-13 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Automatic receiving and dispatching testing device for portable aviation radio station |
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| Publication number | Publication date |
|---|---|
| CN102508045B (en) | 2014-07-02 |
| CN102508045A (en) | 2012-06-20 |
| CN102571483B (en) | 2015-05-20 |
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