CN106771596A - A kind of spectrum analyzer of PCIE standards subcard form - Google Patents
A kind of spectrum analyzer of PCIE standards subcard form Download PDFInfo
- Publication number
- CN106771596A CN106771596A CN201710001513.8A CN201710001513A CN106771596A CN 106771596 A CN106771596 A CN 106771596A CN 201710001513 A CN201710001513 A CN 201710001513A CN 106771596 A CN106771596 A CN 106771596A
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- pcie
- module
- spectrum analyzer
- host computer
- processing module
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- 238000001228 spectrum Methods 0.000 title claims abstract description 21
- 238000012545 processing Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 8
- 238000010183 spectrum analysis Methods 0.000 claims description 5
- 230000003321 amplification Effects 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 238000004458 analytical method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
- G01R23/165—Spectrum analysis; Fourier analysis using filters
Abstract
It is an object of the invention to provide a kind of spectrum analyzer of PCIE standards subcard size.The analyzer is made up of RF front-end module being linked in sequence successively, on same substrate, baseband processing module, digital signal processing module, high-speed communication module.The baseband processing module carries out Base-Band Processing using AD9364 RF transceivers, and the high-speed communication module is communicated using PCIE buses with host computer.Baseband processing module carries out Base-Band Processing using AD9364 RF transceivers, the function such as amplification, mixing, filtering, DAC needed for being integrated with radio-frequency receiving-transmitting path, greatly reduces the volume of equipment.High-speed communication module is connected using PCIE buses with host computer, and the interface selection standard PCIE between the PCIE buses and host computer communicates golden finger, in convenient insertion main frame PCIe card groove, in today of computer popularization, with being widely used property.
Description
Technical field
The present invention relates to spectrum analyzer field, more particularly to a kind of spectrum analyzer of PCIE standards subcard form.
Background technology
Conventional desktop spectrum analyzer is highly developed.But conventional desktop spectrum analyzer cannot be broken away from independently to be made
With, manually operated use pattern.In automatic test fields of measurement, conventional desktop spectrum analyzer has many limitations, less
It is adapted to highly integrated system testing, and this kind of instrument heaviness, display screen are small, are unfavorable for observation.While this kind of instrument power consumption
Greatly, ambient noise is big, volume is big and expensive, is not suitable with the megatrend of energy-saving and emission-reduction.AD9364 transceivers are a height
Integrated RF transceiver, the transceiver be integrated with radio-frequency receiving-transmitting path needed for the module such as amplification, mixing, filtering, DAC, can
To realize the transmission-receiving function of radiofrequency signal, equipment volume is substantially reduced.
Furthermore, powerful due to computer function, the compact and flexible instrument for being capable of fitting computer has turned into existing instrument
Development trend.
The content of the invention
It is the spectrum analyzer of standard PCIE subcard sizes it is an object of the invention to provide a kind of size.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of spectrum analyzer of PCIE standards subcard form, described spectrum analyzer include it is being linked in sequence successively,
RF front-end module, baseband processing module, digital signal processing module on same substrate, high-speed communication module,
The high-speed communication module is connected using PCIE buses with host computer, and spectrum analysis module is set in described host computer.It is described
Baseband processing module carries out Base-Band Processing using AD9364 RF transceivers.Interface choosing between the PCIE buses and host computer
With standard PCIE communication golden fingers.
Preferably, described spectrum analyzer also includes signal input interface, reference clock input on substrate
Interface, reference clock output interface.Described signal input interface, reference clock input interface, reference clock output interface point
It is not connected with the input of RF front-end module.
Preferably, the signal input interface is SMA interfaces or N interfaces.
The beneficial effects of the invention are as follows：Baseband processing module carries out Base-Band Processing using AD9364 RF transceivers, integrated
The functions such as amplification, mixing, filtering, DAC needed for radio-frequency receiving-transmitting path, greatly reduce the volume of equipment.High-speed communication mould
Block is connected using PCIE buses with host computer, the PCIE EBIs selection standard PCIE communications golden finger, convenient insertion meter
Calculate in machine host PCIe card groove, in today of computer popularization, with being widely used property.
Brief description of the drawings
Fig. 1 is theory diagram of the invention；
Fig. 2 is structural representation of the invention.
Specific embodiment
1~2 the present invention is expanded on further below in conjunction with the accompanying drawings.
As Figure 1-Figure 2, a kind of spectrum analyzer of PCIE standards subcard form, described spectrum analyzer include according to
Secondary RF front-end module 1 be linked in sequence, on same substrate, baseband processing module 2, digital signal processing module
3rd, high-speed communication module 4, the high-speed communication module 4 is connected using PCIE buses with host computer.Set in described host computer
Spectrum analysis module 5.The baseband processing module 2 carries out Base-Band Processing, the PCIE buses using AD9364 RF transceivers
Interface selection standard PCIE between host computer communicates golden finger 6.The baseband processing module 2 uses AD9364 radio-frequency receiving-transmittings
Device carries out Base-Band Processing, and AD9364 RF transceivers are integrated with RF, mixed signal, the function of radiofrequency signal transmitting-receiving, are substantially reduced
The volume of spectrum analyzer.AD9364 RF transceivers include be linked in sequence low-noise amplifier, IQ amplifiers, frequency mixer,
Band shaping wave filter, the signal that band shaping wave filter will can be received down-converts to base band, to be digitized.
The signal data that the digital signal processing module 3 will be handled well is transferred in high-speed communication module 4.The high speed
Communication module 4 follows PCIE agreements, and the signal data of the transmission of digital signal processing module 3 passes through the PCIE of high-speed communication module 4
Bus transfer is in host computer.The characteristics of PCIE bus transfers have data transmission rate high.The spectrum analysis module 5 pairs
Being transferred to the signal data of host computer carries out completing the display such as spectrogram, Waterfall plot, IQ figures, planisphere while advanced analysis,
The measurement such as EVM, modulation depth, signal amplitude phase parameter is carried out simultaneously.The host computer can select desktop computer or notes
This formula computer or other Intelligent treatment equipment with central processing unit and mainboard.
The PCIE EBI selection standards PCIE communication golden fingers 6 of the high-speed communication module 4.Described spectrum analysis
Instrument also includes signal input interface 7, reference clock input interface 8, reference clock output interface 9 on substrate, described
Signal input interface 7, reference clock input interface 8, reference clock output interface 9 respectively with the input of RF front-end module 1
End connection.Reference clock input interface 8 and reference clock output interface 9 are connected with RF front-end module 1, there is provided reference clock is defeated
Enter output function.
The signal input interface 7 selects SMA interfaces, also can select N-type interface.
Operation principle of the present invention：The golden finger 6 that will be set on substrate is inserted in host computer, the He of reference clock input interface 8
Reference clock output interface 9 is connected with RF front-end module 1, there is provided reference clock input/output function.Radiofrequency signal is by letter
Number input interface 7 is input to RF front-end module 1, after the treatment such as filtering, amplification by RF front-end module 1, radiofrequency signal
Into in baseband processing module 2, down coversion and IQ demodulation are carried out, complete the digitlization of radiofrequency signal.Signal after digitlization enters
To enter cached and computing in digital signal processing module 3.The signal data that digital signal processing module 3 will be handled well is transferred to
In high-speed communication module 4, signal data is transferred to host computer by high-speed communication module 4 by PCIE buses, the frequency in host computer
The signal data that analysis of spectrum module 5 pairs is received carries out completing spectrogram, Waterfall plot, IQ figures, planisphere etc. while advanced analysis
It has been shown that, while carrying out the measurement such as EVM, modulation depth, signal amplitude phase parameter, related personnel can be by host computer display screen
Read image and data.
Although the foregoing describing specific embodiment of the invention, it will be appreciated by those of skill in the art that not
On the premise of principle of the invention and essence, various changes or modifications can be made to these implementation methods, but these become
More protection scope of the present invention is each fallen within modification.
Claims (3)
1. a kind of spectrum analyzer of PCIE standards subcard form, it is characterised in that：Described spectrum analyzer includes suitable successively
Sequence connection, the RF front-end module (1) on same substrate, baseband processing module (2), digital signal processing module
(3), high-speed communication module (4), the high-speed communication module (4) is connected using PCIE buses with host computer；Described host computer
Interior setting spectrum analysis module (5)；The baseband processing module (2) carries out Base-Band Processing using AD9364 RF transceivers；Institute
The interface selection standard PCIE between PCIE buses and host computer is stated to communicate golden finger (6).
2. a kind of spectrum analyzer of PCIE standards subcard form according to claim 1, it is characterised in that：Described frequency spectrum
Analyzer also includes that the signal input interface (7) being arranged on substrate, reference clock input interface (8), reference clock output connect
Mouth (9)；Described signal input interface (7), reference clock input interface (8), reference clock output interface (9) respectively with radio frequency
The input connection of front-end module (1).
3. a kind of spectrum analyzer of PCIE standards subcard form according to claim 2, it is characterised in that：The signal is defeated
Incoming interface (7) is SMA interfaces or N interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710001513.8A CN106771596A (en) | 2017-01-03 | 2017-01-03 | A kind of spectrum analyzer of PCIE standards subcard form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710001513.8A CN106771596A (en) | 2017-01-03 | 2017-01-03 | A kind of spectrum analyzer of PCIE standards subcard form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106771596A true CN106771596A (en) | 2017-05-31 |
Family
ID=58952059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710001513.8A Pending CN106771596A (en) | 2017-01-03 | 2017-01-03 | A kind of spectrum analyzer of PCIE standards subcard form |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106771596A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1989012832A1 (en) * | 1988-06-13 | 1989-12-28 | Scientific Atlanta, Inc. | Spectrum analyzer |
| CN102412916A (en) * | 2011-11-17 | 2012-04-11 | 大唐移动通信设备有限公司 | Vector signal analyzer |
| CN202309726U (en) * | 2011-11-02 | 2012-07-04 | 中国人民解放军63963部队 | PXI bus based radio frequency realtime measuring and vector analyzing module with card insertion type structure |
| CN102749511A (en) * | 2012-06-12 | 2012-10-24 | 大唐移动通信设备有限公司 | Distributed spectrum analyzer and method for conducting spectrum analysis by using same |
| CN103645999A (en) * | 2013-12-07 | 2014-03-19 | 天津光电通信技术有限公司 | FPGA-based high-speed board card for achieving eight-channel receiving and transmitting serial ports |
| CN103944601A (en) * | 2013-01-18 | 2014-07-23 | 中国科学院上海高等研究院 | PCIE (peripheral component interface express) interface based software radio frequency transmitter-receiver and method |
| CN105915237A (en) * | 2016-06-21 | 2016-08-31 | 山东航天电子技术研究所 | Baseband and radio frequency integrated board card applied to software radio |
| CN206321707U (en) * | 2017-01-03 | 2017-07-11 | 成都玖锦科技有限公司 | A kind of spectrum analyzer of PCIE standards subcard form |
-
2017
- 2017-01-03 CN CN201710001513.8A patent/CN106771596A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1989012832A1 (en) * | 1988-06-13 | 1989-12-28 | Scientific Atlanta, Inc. | Spectrum analyzer |
| CN202309726U (en) * | 2011-11-02 | 2012-07-04 | 中国人民解放军63963部队 | PXI bus based radio frequency realtime measuring and vector analyzing module with card insertion type structure |
| CN102412916A (en) * | 2011-11-17 | 2012-04-11 | 大唐移动通信设备有限公司 | Vector signal analyzer |
| CN102749511A (en) * | 2012-06-12 | 2012-10-24 | 大唐移动通信设备有限公司 | Distributed spectrum analyzer and method for conducting spectrum analysis by using same |
| US20150133060A1 (en) * | 2012-06-12 | 2015-05-14 | Datang Mobile Communications Equipment Co., Ltd | Distributed spectrum analyzer and method of spectrum analysis applying same |
| CN103944601A (en) * | 2013-01-18 | 2014-07-23 | 中国科学院上海高等研究院 | PCIE (peripheral component interface express) interface based software radio frequency transmitter-receiver and method |
| CN103645999A (en) * | 2013-12-07 | 2014-03-19 | 天津光电通信技术有限公司 | FPGA-based high-speed board card for achieving eight-channel receiving and transmitting serial ports |
| CN105915237A (en) * | 2016-06-21 | 2016-08-31 | 山东航天电子技术研究所 | Baseband and radio frequency integrated board card applied to software radio |
| CN206321707U (en) * | 2017-01-03 | 2017-07-11 | 成都玖锦科技有限公司 | A kind of spectrum analyzer of PCIE standards subcard form |
Non-Patent Citations (1)
| Title |
|---|
| ANALOG DEVICES: "AD9364 Data Sheet", 《HTTPS://WWW.ANALOG.COM/CN/PRODUCTS/AD9364.HTML#PRODUCT-EVALUATIONKIT》 * |
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Application publication date: 20170531 |