CN207625540U - Compact high precision radio frequency vector signal source - Google Patents
Compact high precision radio frequency vector signal source Download PDFInfo
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- CN207625540U CN207625540U CN201721595421.9U CN201721595421U CN207625540U CN 207625540 U CN207625540 U CN 207625540U CN 201721595421 U CN201721595421 U CN 201721595421U CN 207625540 U CN207625540 U CN 207625540U
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- radio frequency
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Abstract
The utility model discloses a kind of compact high precision radio frequency vector signal sources.It includes radiofrequency signal generation and frequency adjusting device, frequency synthesis and phase adjusting apparatus, variable gain amplifying apparatus, bandwidth power detection device and micromonitor system.The utility model can generate the radio frequency vector signal of 25MHz -3000MHz, and to the frequency of radio frequency vector signal, phase, and amplitude carries out accurate adjustment, reduces volume, reduce cost, improve the frequency of radiofrequency signal, phase, the Adjustment precision of amplitude.
Description
Technical field
The utility model is related to radio-frequency signal source technical fields, more specifically, are related to a kind of compact high precision radio frequency arrow
Signal source is measured,
Background technology
Radio frequency vector signal source is the important equipment of radio frequency engineering, can not only export radiofrequency signal, can also be to radio frequency
The frequency of signal, phase, the parameters such as amplitude carry out accurate adjustment, thus generate and adjust vector signal, are widely used in wireless
Communication, the fields such as remote sensing telemetering.
25MHz -3000MHz radio frequency vector signal sources are usually used in honeycomb/4G infrastructure, repeater and femtocell,
Communication test set, cable television appliances, phased array application etc., but such equipment is monopolized by international major company substantially at present, is grasped
Make complicated, price height and not easy care, therefore research and develop small low-cost high-precision 25MHz -3000MHz radio frequency vector signal sources,
Similar product is substituted, there is prodigious foreground and potentiality.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of compact high precision radio frequency vector signal
Source can generate the radio frequency vector signal of 25MHz -3000MHz, and to the frequency of radio frequency vector signal, phase, amplitude carries out smart
Close adjustment is reduced volume, reduces cost, be even more important by ARM system data acquisition and the function control
It is the frequency for significantly improving radiofrequency signal, phase, the Adjustment precision of amplitude.
The purpose of this utility model is achieved through the following technical solutions：A kind of compact high precision radio frequency vector signal
Source, including：
Radiofrequency signal generates and frequency adjusting device, frequency synthesis and phase adjusting apparatus, variable gain amplifying apparatus, band
Wide power detection device and micromonitor system；
Radiofrequency signal generates and frequency adjusting device includes voltage controlled oscillator and output frequency divider, voltage controlled oscillator and output
Frequency divider connects, for generating radiofrequency signal and frequency adjustment；
The output signal end of frequency synthesis and phase adjusting apparatus is generated with radiofrequency signal and the local oscillator of frequency adjusting device
Input terminal connects, and the radiofrequency signal generates and frequency adjusting device is for adjusting frequency synthesis and the output of phase adjusting apparatus
The phase of signal；
The input terminal of variable gain amplifying apparatus is generated with radiofrequency signal and the output end of frequency adjusting device is connect, and is used for
Radiofrequency signal is generated and the output signal of frequency adjusting device carries out gain-adjusted；
The input terminal of bandwidth power detection device is connect with the output end of the variable gain amplifying apparatus, the bandwidth work(
The output end of rate detection device and the power signal input terminal of micromonitor system connect, for the variable gain amplifying apparatus
Output signal carry out power detection；
The first control signal output end of the micromonitor system connects with the control port of the variable gain amplifying apparatus
It connects, for carrying out signal amplitude adjustment to the variable gain amplifying apparatus by controlling signal；
The second control signal output end of the microcontroller device and the frequency synthesis and the control of phase adjusting apparatus
Port connection processed, the third control signal output of the microcontroller device is generated with the radiofrequency signal and frequency adjustment fills
The control port connection set.
Further, the radiofrequency signal generates and frequency adjusting device includes HMC830LP6GE chips.
Further, HMC830LP6GE integrated chips voltage controlled oscillator and output frequency divider, voltage controlled oscillator
It is connect with output frequency divider, ranging from 25MHz can be generated to the radiofrequency signal of 3000MHz frequencies, and can be to generation
Radiofrequency signal carries out the frequency adjustment of minimum 3Hz precision.
Further, the base frequency range of the voltage controlled oscillator is 1500MHz-3000MHz.
Further, the output frequency divider divides for 1/2/4/6.../60/62.
Further, the bandwidth power detection device includes HMC1021LP4E chips.
Further, the frequency synthesis and phase adjusting apparatus include AD9910 chips.
Further, the variable gain amplifying apparatus includes HMC625BLP5E chips.
Further, the micromonitor system includes ARM chips.
Further, the ARM chips are for data acquisition and function control.
The utility model has the beneficial effects that：
(1) the utility model can generate the radio frequency vector signal of 25MHz -3000MHz, and to the frequency of radio frequency vector signal
Rate, phase, amplitude carry out accurate adjustment, reduce volume, reduce cost, it is of particular importance that significantly improving radio frequency letter
Number frequency, phase, the Adjustment precision of amplitude.
The technique effect of the utility model is not limited to the described above.The above technique effect is merely exemplary to illustrate, this reality
It will be described in detail in subsequent specific embodiment part with other novel features and its effect etc..People in the art
Member can directly or indirectly know remaining technique effect etc. according to the description of the present application, and details are not described herein again.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structure chart of the utility model.
Specific implementation mode
The technical solution of the utility model, but the scope of protection of the utility model are described in further detail below in conjunction with the accompanying drawings
It is not limited to as described below.Any feature disclosed in this specification (including any accessory claim, abstract and attached drawing), is removed
It non-specifically describes, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, often
A feature is an example in a series of equivalent or similar characteristics.
Specific embodiment of the utility model is described more fully below, it should be noted that the embodiments described herein is served only for
For example, being not intended to limit the utility model.In the following description, in order to provide the thorough understanding to the utility model,
Elaborate a large amount of specific details.It will be apparent, however, to one skilled in the art that：These certain details need not be used
It saves to carry out the utility model.In other instances, in order to avoid obscuring the utility model, well known circuit is not specifically described
Deng.
As shown in Figure 1, a kind of compact high precision radio frequency vector signal source, including：
Radiofrequency signal generates and frequency adjusting device, frequency synthesis and phase adjusting apparatus, variable gain amplifying apparatus, band
Wide power detection device and micromonitor system；
Radiofrequency signal generates and frequency adjusting device includes voltage controlled oscillator and output frequency divider, voltage controlled oscillator and output
Frequency divider connects, for generating radiofrequency signal and frequency adjustment；
The output signal end of frequency synthesis and phase adjusting apparatus is generated with radiofrequency signal and the local oscillator of frequency adjusting device
Input terminal connects, and the radiofrequency signal generates and frequency adjusting device is for adjusting frequency synthesis and the output of phase adjusting apparatus
The phase of signal；
The input terminal of variable gain amplifying apparatus is generated with radiofrequency signal and the output end of frequency adjusting device is connect, and is used for
Radiofrequency signal is generated and the output signal of frequency adjusting device carries out gain-adjusted；
The input terminal of bandwidth power detection device is connect with the output end of the variable gain amplifying apparatus, the bandwidth work(
The output end of rate detection device and the power signal input terminal of micromonitor system connect, for the variable gain amplifying apparatus
Output signal carry out power detection；
The first control signal output end of the micromonitor system connects with the control port of the variable gain amplifying apparatus
It connects, for carrying out signal amplitude adjustment to the variable gain amplifying apparatus by controlling signal；
The second control signal output end of the microcontroller device and the frequency synthesis and the control of phase adjusting apparatus
Port connection processed, the third control signal output of the microcontroller device is generated with the radiofrequency signal and frequency adjustment fills
The control port connection set.
Optionally, the radiofrequency signal generates and frequency adjusting device includes HMC830LP6GE chips.
Optionally, HMC830LP6GE integrated chips voltage controlled oscillator and output frequency divider, voltage controlled oscillator with
Output frequency divider connects, and can generate ranging from 25MHz to the radiofrequency signal of 3000MHz frequencies, and can be penetrated to generation
Frequency signal carries out the frequency adjustment of minimum 3Hz precision.
Optionally, the base frequency range of the voltage controlled oscillator is 1500MHz-3000MHz.
Optionally, the output frequency divider divides for 1/2/4/6.../60/62.
Optionally, the bandwidth power detection device includes HMC1021LP4E chips.
Optionally, the frequency synthesis and phase adjusting apparatus include AD9910 chips.
Optionally, the variable gain amplifying apparatus includes HMC625BLP5E chips.
Optionally, the micromonitor system includes ARM chips.
Optionally, the ARM chips are for data acquisition and function control.
HMC830LP6GE is a low noise, broadband, the fractional-N phase locked loop (PLL) of ANALOG DEVICE companies,
The voltage controlled oscillator (VCO) and integrated form VCO output frequency dividers (1/2/4/ that integrated base frequency range is 1500MHz-3000MHz
6.../60/62 divide), ranging from 25MHz can be generated to the radiofrequency signal of 3000MHz frequencies, and can be to the radio frequency of generation
Signal carries out the frequency adjustment of minimum 3Hz precision, so HMC830LP6GE is the core component that vector signal generates, it can be to life
The frequency adjustment of essence is carried out at vector signal.
AD9910 is the Direct Digital Frequency Synthesizers (DDS) of a built-in 14bitDAC of ANALOG DEVICE companies,
Using advanced DDS patented technologies, fast frequency-hopped and frequency tuning resolution ratio is provided using 32bit accumulators, DDS can be exported and be believed
Number carry out accurate phase adjustment, therefore using the DDS output signals of AD9910 as the input of the local oscillator of HMC830LP6GE,
The phase change that the PLL of HMC830LP6GE can be inputted with quick lock in DDS local oscillators, thus the DDS local oscillators of accurate adjustment PLL are defeated
Applying aspect can generate the phase adjustment that vector signal carries out essence to HMC830LP6GE.
HMC625BLP5E is a digital control variable gain amplifier of ANALOG DEVICE companies, working frequency model
It encloses and is programmed for for DC to 5GHz providing the 13.5dB arbitrary values decayed in 18dB gain rangings with 0.5dB step-lengths.
HMC1021LP4E is a integrated high bandwidth power detector of ANALOG DEVICE companies, and it is RF that RMS, which detects voltage output,
Real signal power has the input detection dynamic range of 70dB, therefore HMC1021LP4E detects voltage output vector by RMS and believes
Number detection power, and HMC625BLP5E by control signal, can to HMC830LP6GE generate vector signal carry out essence amplitude
Adjustment.
25MHz -3000MHz radio frequency vector signal sources are to the frequency of radio frequency vector signal, phase, the original of amplitude precision adjustment
Reason and used acp chip, all chips can be realized by ARM system data acquisition and the function control
Small low-cost high-precision 25MHz -3000MHz radio frequency vector signal sources.
【Embodiment one】
As shown in Figure 1, a kind of compact high precision radio frequency vector signal source, including radiofrequency signal generates and frequency adjustment dress
It sets, frequency synthesis and phase adjusting apparatus, variable gain amplifying apparatus, bandwidth power detection device and micromonitor system.
Radiofrequency signal generates and frequency adjusting device includes voltage controlled oscillator and output frequency divider, voltage controlled oscillator and output
Frequency divider connects, for generating radiofrequency signal and frequency adjustment.
The output signal end of frequency synthesis and phase adjusting apparatus is generated with radiofrequency signal and the local oscillator of frequency adjusting device
Input terminal connects, and radiofrequency signal generates and frequency adjusting device is used to adjust the output signal of frequency synthesis and phase adjusting apparatus
Phase.
The input terminal of variable gain amplifying apparatus is generated with radiofrequency signal and the output end of frequency adjusting device is connect, and is used for
Radiofrequency signal is generated and the output signal of frequency adjusting device carries out gain-adjusted.
The input terminal of bandwidth power detection device and the output end of variable gain amplifying apparatus connect, bandwidth power detection dress
The power signal input terminal of the output end and micromonitor system set connects, for the output signal to variable gain amplifying apparatus into
Row power detection.
The first control signal output end of micromonitor system and the control port of variable gain amplifying apparatus connect, for leading to
It crosses control signal and signal amplitude adjustment is carried out to variable gain amplifying apparatus.
The second control signal output end of microcontroller device connects with the control port of frequency synthesis and phase adjusting apparatus
It connects, the third control signal output of microcontroller device is generated with radiofrequency signal and the control port of frequency adjusting device connects
It connects.
Remaining technical characteristic in the present embodiment, those skilled in the art can flexibly be selected according to actual conditions
With with to meet different specific actual demands.It will be apparent, however, to one skilled in the art that：It need not use
These specific details carry out the utility model.In other instances, in order to avoid obscuring the utility model, public affairs are not specifically described
The composition known, structure or component limit technical protection in the claimed technical solution of claims of the utility model
Within the scope of, details are not described herein again.
【Embodiment two】
As shown in Figure 1, a kind of compact high precision radio frequency vector signal source, including radiofrequency signal generates and frequency adjustment dress
It sets, frequency synthesis and phase adjusting apparatus, variable gain amplifying apparatus, bandwidth power detection device and micromonitor system.
Radiofrequency signal generates and frequency adjusting device includes voltage controlled oscillator and output frequency divider, voltage controlled oscillator and output
Frequency divider connects, for generating radiofrequency signal and frequency adjustment.
The output signal end of frequency synthesis and phase adjusting apparatus is generated with radiofrequency signal and the local oscillator of frequency adjusting device
Input terminal connects, and radiofrequency signal generates and frequency adjusting device is used to adjust the output signal of frequency synthesis and phase adjusting apparatus
Phase.
The input terminal of variable gain amplifying apparatus is generated with radiofrequency signal and the output end of frequency adjusting device is connect, and is used for
Radiofrequency signal is generated and the output signal of frequency adjusting device carries out gain-adjusted.
The input terminal of bandwidth power detection device and the output end of variable gain amplifying apparatus connect, bandwidth power detection dress
The power signal input terminal of the output end and micromonitor system set connects, for the output signal to variable gain amplifying apparatus into
Row power detection.
The first control signal output end of micromonitor system and the control port of variable gain amplifying apparatus connect, for leading to
It crosses control signal and signal amplitude adjustment is carried out to variable gain amplifying apparatus.
The second control signal output end of microcontroller device connects with the control port of frequency synthesis and phase adjusting apparatus
It connects, the third control signal output of microcontroller device is generated with radiofrequency signal and the control port of frequency adjusting device connects
It connects.
In this embodiment, those skilled in the art can generate radiofrequency signal and frequency adjusting device uses
HMC830LP6GE chips.
Remaining technical characteristic in the present embodiment, those skilled in the art can flexibly be selected according to actual conditions
With with to meet different specific actual demands.It will be apparent, however, to one skilled in the art that：It need not use
These specific details carry out the utility model.In other instances, in order to avoid obscuring the utility model, public affairs are not specifically described
The composition known, structure or component limit technical protection in the claimed technical solution of claims of the utility model
Within the scope of, details are not described herein again.
【Embodiment three】
As shown in Figure 1, a kind of compact high precision radio frequency vector signal source, including radiofrequency signal generates and frequency adjustment dress
It sets, frequency synthesis and phase adjusting apparatus, variable gain amplifying apparatus, bandwidth power detection device and micromonitor system.
Radiofrequency signal generates and frequency adjusting device includes voltage controlled oscillator and output frequency divider, voltage controlled oscillator and output
Frequency divider connects, for generating radiofrequency signal and frequency adjustment.
The output signal end of frequency synthesis and phase adjusting apparatus is generated with radiofrequency signal and the local oscillator of frequency adjusting device
Input terminal connects, and radiofrequency signal generates and frequency adjusting device is used to adjust the output signal of frequency synthesis and phase adjusting apparatus
Phase.
The input terminal of variable gain amplifying apparatus is generated with radiofrequency signal and the output end of frequency adjusting device is connect, and is used for
Radiofrequency signal is generated and the output signal of frequency adjusting device carries out gain-adjusted.
The input terminal of bandwidth power detection device and the output end of variable gain amplifying apparatus connect, bandwidth power detection dress
The power signal input terminal of the output end and micromonitor system set connects, for the output signal to variable gain amplifying apparatus into
Row power detection.
The first control signal output end of micromonitor system and the control port of variable gain amplifying apparatus connect, for leading to
It crosses control signal and signal amplitude adjustment is carried out to variable gain amplifying apparatus.
The second control signal output end of microcontroller device connects with the control port of frequency synthesis and phase adjusting apparatus
It connects, the third control signal output of microcontroller device is generated with radiofrequency signal and the control port of frequency adjusting device connects
It connects.
In this embodiment, those skilled in the art can generate radiofrequency signal and frequency adjusting device uses
HMC830LP6GE chips.Bandwidth power detection device can be HMC1021LP4E chips, frequency synthesis and phase adjusting apparatus
Can be AD9910 chips etc..
Remaining technical characteristic in the present embodiment, those skilled in the art can flexibly be selected according to actual conditions
With with to meet different specific actual demands.It will be apparent, however, to one skilled in the art that：It need not use
These specific details carry out the utility model.In other instances, in order to avoid obscuring the utility model, public affairs are not specifically described
The composition known, structure or component limit technical protection in the claimed technical solution of claims of the utility model
Within the scope of, details are not described herein again.
Remaining technical characteristic in the present embodiment, those skilled in the art can flexibly be selected according to actual conditions
With with to meet different specific actual demands.It will be apparent, however, to one skilled in the art that：It need not use
These specific details carry out the utility model.In other instances, in order to avoid obscuring the utility model, public affairs are not specifically described
The composition known, structure or component limit technical protection in the claimed technical solution of claims of the utility model
Within the scope of, details are not described herein again.
Special declaration, the topic of the specification of the utility model is to the technical solution of the claim of the utility model not structure
It is explained at any restrictions, is only the statement of one or more of embodiments of the utility model.
It is above-mentioned to be related to it is apparent to those skilled in the art that for convenience of description and succinctly
The specific work process of system, device and unit module can refer to the corresponding process in previous embodiment, no longer superfluous herein
It states.I.e. the utility model is not limited to specific implementation mode above-mentioned.The utility model expand to it is any in the present specification
The new feature of disclosure or any new combination, and the implicit any new combination disclosed.
The above is only the preferred embodiment of the utility model, it should be understood that the utility model is not limited to herein
Disclosed form is not to be taken as excluding other embodiments, and can be used for other combinations, modifications, and environments, and
Can be in contemplated scope described herein, modifications can be made through the above teachings or related fields of technology or knowledge.And this field
The modifications and changes that personnel are carried out do not depart from the spirit and scope of the utility model, then all rights appended by the utility model
It is required that protection domain in.In the above description, in order to provide the thorough understanding to the utility model, a large amount of certain details are elaborated
Section.It will be apparent, however, to one skilled in the art that：It is new this practicality need not to be carried out using these specific details
Type.In other instances, in order to avoid obscuring the utility model, well known technology is not specifically described, such as specific construction is carefully
Section, operating condition and other technical conditions etc..
Claims (10)
1. a kind of compact high precision radio frequency vector signal source, characterized in that including：
Radiofrequency signal generates and frequency adjusting device, frequency synthesis and phase adjusting apparatus, variable gain amplifying apparatus, bandwidth work(
Rate detection device and micromonitor system；
Radiofrequency signal generates and frequency adjusting device includes voltage controlled oscillator and output frequency divider, voltage controlled oscillator and output frequency division
Device connects, for generating radiofrequency signal and frequency adjustment；
The output signal end of frequency synthesis and phase adjusting apparatus is generated with radiofrequency signal and the local oscillator of frequency adjusting device inputs
End connection, the radiofrequency signal generates and frequency adjusting device is used to adjust the output signal of frequency synthesis and phase adjusting apparatus
Phase；
The input terminal of variable gain amplifying apparatus is generated with radiofrequency signal and the output end of frequency adjusting device is connect, for penetrating
Frequency signal generates and the output signal of frequency adjusting device carries out gain-adjusted；
The input terminal of bandwidth power detection device is connect with the output end of the variable gain amplifying apparatus, the bandwidth power inspection
The power signal input terminal of the output end and micromonitor system of surveying device connects, for the defeated of the variable gain amplifying apparatus
Go out signal and carries out power detection；
The first control signal output end of the micromonitor system is connect with the control port of the variable gain amplifying apparatus, is used
In by controlling signal to the variable gain amplifying apparatus progress signal amplitude adjustment；
The second control signal output end of the microcontroller device and the frequency synthesis and the control terminal of phase adjusting apparatus
Mouthful connection, the third control signal output of the microcontroller device is generated with the radiofrequency signal and frequency adjusting device
Control port connects.
2. a kind of compact high precision radio frequency vector signal source according to claim 1, it is characterized in that：
The radiofrequency signal generates and frequency adjusting device includes HMC830LP6GE chips.
3. a kind of compact high precision radio frequency vector signal source according to claim 2, it is characterized in that：
The HMC830LP6GE integrated chips voltage controlled oscillator and output frequency divider, voltage controlled oscillator and output frequency divider
Connection, can generate ranging from 25MHz to the radiofrequency signal of 3000MHz frequencies, and can be carried out to the radiofrequency signal of generation
The frequency of minimum 3Hz precision adjusts.
4. a kind of compact high precision radio frequency vector signal source according to claim 3, it is characterized in that：
The base frequency range of the voltage controlled oscillator is 1500MHz-3000MHz.
5. a kind of compact high precision radio frequency vector signal source according to claim 4, it is characterized in that：
The output frequency divider divides for 1/2/4/6.../60/62.
6. a kind of compact high precision radio frequency vector signal source according to any one of claims 1-5, it is characterized in that：
Bandwidth power detection device includes HMC1021LP4E chips.
7. a kind of compact high precision radio frequency vector signal source according to any one of claims 1-5, it is characterized in that：
Frequency synthesis and phase adjusting apparatus include AD9910 chips.
8. a kind of compact high precision radio frequency vector signal source according to any one of claims 1-5, it is characterized in that：
Variable gain amplifying apparatus includes HMC625BLP5E chips.
9. a kind of compact high precision radio frequency vector signal source according to any one of claims 1-5, it is characterized in that：
Micromonitor system includes ARM chips.
10. a kind of compact high precision radio frequency vector signal source according to claim 9, it is characterized in that：
The ARM chips are acquired for data and function control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721595421.9U CN207625540U (en) | 2017-11-25 | 2017-11-25 | Compact high precision radio frequency vector signal source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721595421.9U CN207625540U (en) | 2017-11-25 | 2017-11-25 | Compact high precision radio frequency vector signal source |
Publications (1)
| Publication Number | Publication Date |
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| CN207625540U true CN207625540U (en) | 2018-07-17 |
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ID=62824136
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721595421.9U Expired - Fee Related CN207625540U (en) | 2017-11-25 | 2017-11-25 | Compact high precision radio frequency vector signal source |
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| Country | Link |
|---|---|
| CN (1) | CN207625540U (en) |
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2017
- 2017-11-25 CN CN201721595421.9U patent/CN207625540U/en not_active Expired - Fee Related
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