CN113381779A - Ultra-wideband receiver - Google Patents
Ultra-wideband receiver Download PDFInfo
- Publication number
- CN113381779A CN113381779A CN202110662180.XA CN202110662180A CN113381779A CN 113381779 A CN113381779 A CN 113381779A CN 202110662180 A CN202110662180 A CN 202110662180A CN 113381779 A CN113381779 A CN 113381779A
- Authority
- CN
- China
- Prior art keywords
- frequency
- signal
- ultra
- frequency signal
- intermediate frequency
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/12—Neutralising, balancing, or compensation arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Superheterodyne Receivers (AREA)
Abstract
The invention provides an ultra-wideband receiver, comprising: the radio frequency balun converts the single-end radio frequency signal into a differential radio frequency signal; the ultra-wideband frequency conversion component is used for carrying out frequency conversion on the differential radio frequency signal based on the local oscillation signal of the preset frequency band and outputting a differential intermediate frequency signal; the intermediate frequency balun is connected to the output end of the ultra-wideband frequency conversion component and converts the differential intermediate frequency signal into a single-ended intermediate frequency signal; and the intermediate frequency signal processing module is connected to the output end of the intermediate frequency balun and is used for processing the single-ended intermediate frequency signal. The invention can effectively reduce the volume of the cross-frequency-band broadband receiver, reduce the equipment quantity for building the broadband receiver, reduce the link loss and the power consumption of the broadband receiver, and greatly improve the power stability during long-term work through the automatic gain compensation mode, thereby having the characteristic of being directly used for system integration and effectively overcoming the defects of the prior art.
Description
Technical Field
The invention relates to the technical field of high-frequency electronics, in particular to an ultra-wideband receiver from an X wave band to a V wave band.
Background
The receiver mainly functions to amplify and process the echo required by reflection after transmission, and filters the echo in a mode of obtaining the maximum discrimination rate between useful echo and useless interference, and is widely applied to a plurality of important electronic technical fields of signal reception, signal processing and identification, signal measurement test and the like. With the continuous development of the field of integrated circuits and the continuous improvement of the frequency band of the existing electromagnetic wave application by human beings, the frequency band of the receiver application is also increased, the corresponding integration level is also continuously improved, and with the rapid development of 5G networks and the coming 6G network era in the future, the whole high-frequency electronic field has higher requirements on the performance index and the like of the receiver.
The mainstream receiver is divided into a short wave receiver, an ultra-short wave receiver, a C wave band, an X wave band, a Ku/Ka wave band receiver and the like according to the characteristics, the volume and different production and assembly processes (including eutectic soldering, reflow soldering and the like) of different devices, taking radar signals as an example, the working frequency bands of a fire control radar are mostly in the X wave band and the Ku wave band, while the working frequency bands of an missile-borne radar and an imaging radar are concentrated in the K wave band, the Ka wave band, the V wave band and the like, so when a set of complete signal receiving and monitoring equipment is constructed, different receivers are often required to be combined to adapt to the application of different frequency bands or the construction of a broadband cross-frequency band receiver is completed by using a preselection filter and a switch. In the process of combining the receivers, a series of problems are often caused, including and not limited to increase of the amount of devices, excessive power consumption, excessive size of the devices, and the like, the reliability of the devices is further affected while the cost is greatly increased due to the excessive amount of the devices, and the service life of the devices is shortened to a certain extent due to the integration of the devices with large power consumption.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide an ultra-wideband receiver, which is used to solve the problems of large size, large power consumption, complex structure, high cost, and the like of the receiver in the prior art.
To achieve the above and other related objects, the present invention provides an ultra-wideband receiver, comprising:
the system comprises a radio frequency balun, an ultra-wideband frequency conversion assembly, an intermediate frequency balun and an intermediate frequency signal processing module;
the radio frequency balun receives a single-ended radio frequency signal and converts the single-ended radio frequency signal into a differential radio frequency signal;
the ultra-wideband frequency conversion assembly is connected to the output end of the radio frequency balun, acquires a local oscillation signal of a preset frequency band, and then performs frequency conversion on the differential radio frequency signal based on the local oscillation signal of the preset frequency band and outputs a differential intermediate frequency signal;
the intermediate frequency balun is connected to the output end of the ultra-wideband frequency conversion component and converts the differential intermediate frequency signal into a single-ended intermediate frequency signal;
the intermediate frequency signal processing module is connected to the output end of the intermediate frequency balun and is used for processing the single-ended intermediate frequency signal.
Optionally, the radio frequency balun is applicable to all of the X-band to the V-band.
Optionally, the intermediate frequency signal processing module includes an intermediate frequency amplifier, a first numerical control attenuator, a directional coupler, and a detection comparator;
the intermediate frequency amplifier receives the single-ended intermediate frequency signal and amplifies the single-ended intermediate frequency signal;
the first numerical control attenuator is connected to the output end of the intermediate frequency amplifier and is used for carrying out gain control on an output signal of the intermediate frequency amplifier;
the directional coupler is connected to the output end of the first numerical control attenuator and is used for signal coupling;
the detection comparator is connected to the coupling output end of the directional coupler and is used for identifying the dynamic range of the intermediate frequency signal output by the directional coupler.
More optionally, the intermediate frequency signal processing module further includes a low pass filter; the low-pass filter is connected between the single-ended intermediate-frequency signal and the intermediate-frequency amplifier, and is used for low-pass filtering the single-ended intermediate-frequency signal and transmitting the single-ended intermediate-frequency signal to the intermediate-frequency amplifier for amplification.
More optionally, the ultra-wideband receiver further includes a temperature sensor, where the temperature sensor is connected to the control end of the first digitally controlled attenuator, and adjusts the gain of the output signal of the first digitally controlled attenuator based on the detected temperature information, so as to implement temperature compensation.
Optionally, the ultra-wideband receiver further includes a low-noise amplifier, where the low-noise amplifier is connected to an input end of the radio frequency balun and amplifies the single-ended radio frequency signal.
More optionally, the ultra-wideband frequency conversion assembly includes a first electromagnetic switch, n frequency multipliers, n filters, a second electromagnetic switch, and a mixer;
the input end of the first electromagnetic change-over switch receives a local oscillator signal, the n output ends are respectively connected with the input end of each frequency multiplier, and the local oscillator signal is input into the corresponding frequency multiplier for frequency multiplication through switch switching;
the input end of each filter is respectively connected with the output end of a frequency multiplier, and the output signals of the corresponding frequency multipliers are filtered to obtain local oscillation signals of a preset frequency band;
the n input ends of the second electromagnetic change-over switch are respectively connected with the output end of each filter, the output end of the second electromagnetic change-over switch is connected with the frequency mixer, and a local oscillator signal of a preset frequency band is selected to be output through switch switching;
the frequency mixer receives a differential radio frequency signal, and performs down-conversion on the differential radio frequency signal based on a local oscillation signal of a preset frequency band output by the second electromagnetic selector switch to obtain a differential intermediate frequency signal;
wherein n is a natural number of 2 or more.
More optionally, the first electromagnetic switch and the second electromagnetic switch are adapted to be used from an X-band to a V-band.
More optionally, the filter is a band pass filter.
More optionally, each filter is an integrated filter bank chip.
More optionally, the filter is adapted for the X-band and above.
As described above, the ultra-wideband receiver of the present invention has the following beneficial effects:
the ultra-wideband frequency conversion component is taken as a core, the local oscillator frequency is improved in a frequency multiplication mode, the mode that an integrated filter bank chip is added on a local oscillator channel by utilizing the characteristic that a chip filter can be integrated in a high frequency band is utilized to ensure harmonic suppression indexes, and meanwhile, the volume of a receiver is greatly reduced; the analog signal receiver is formed by complete methods of amplification, frequency conversion, filtering, amplitude control and the like, weak radio frequency signals are changed into video signals or intermediate frequency signals with enough amplitude to meet the requirements of signal processing and data processing, the characteristics of ultra wide band, light weight, miniaturization and low power consumption are taken as main characteristics, and the analog signal receiver has the characteristics of high gain, low stray, low noise coefficient and controllable gain and is used for solving the problem of integration of a signal receiving system from an X wave band to a V wave band.
Drawings
Fig. 1 shows a schematic diagram of the structure of the ultra-wideband receiver of the present invention.
Fig. 2 is a schematic structural diagram of an if signal processing module according to the present invention.
Description of the element reference numerals
1 ultra-wideband receiver
11 radio frequency balun
12 ultra-wideband frequency conversion assembly
121 first electromagnetic changeover switch
122 frequency multiplier
123 filter
124 second electromagnetic change-over switch
125 frequency mixer
126 buffer
13 intermediate frequency balun
14 intermediate frequency signal processing module
141 intermediate frequency amplifier
142 first numerical control attenuator
143 directional coupler
143a matched load
144 detection comparator
145 low-pass filter
146 second digital controlled attenuator
15 low noise amplifier
16 temperature sensor
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Please refer to fig. 1-2. It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
As shown in fig. 1, the present invention provides an ultra-wideband receiver 1, the ultra-wideband receiver 1 comprising:
the system comprises a radio frequency balun 11, an ultra wide band frequency conversion component 12, an intermediate frequency balun 13 and an intermediate frequency signal processing module 14.
As shown in fig. 1, the rf balun 11 receives a single-ended rf signal (including but not limited to being obtained from an antenna) and converts the single-ended rf signal into a differential rf signal.
Specifically, the rf balun 11 is a three-port device, and includes an input end and two output ends, where the input end receives a single-ended rf signal, and the two output ends output a set of differential rf signals. The radio frequency balun 11 is a broadband radio frequency transmission line transformer, and realizes connection between a balanced transmission line circuit and an unbalanced transmission line circuit by converting matching input into differential output. As an example, the radio frequency balun 11 comprises two coils; one end of the first coil is connected with the single-ended radio frequency signal RF, and the other end of the first coil is grounded; two ends of the second coil respectively output one path of signal (I/Q signal) of the differential radio frequency signal; in practical use, the structure of the rf balun 11 is not limited, and is not limited to this embodiment. As an example, the radio frequency balun 11 is applicable to all of the X-band to the V-band.
As another implementation manner of the present invention, as shown in fig. 1, in this embodiment, the ultra-wideband receiver 1 further includes a low-noise amplifier 15, an input end of the low-noise amplifier 15 receives a single-ended radio frequency signal, and an output end of the low-noise amplifier is connected to an input end of the radio frequency balun 11, so as to provide an amplified single-ended radio frequency signal with a lower noise coefficient for the radio frequency balun 11. In practical use, the low noise amplifier 15 may be provided or not provided as required, and is not limited to this embodiment.
As shown in fig. 1, the ultra-wideband frequency conversion component 12 is connected to an output end of the radio frequency balun 11, acquires a local oscillator signal in a preset frequency band, and then performs frequency conversion on the differential radio frequency signal based on the local oscillator signal in the preset frequency band and outputs a differential intermediate frequency signal.
Specifically, in the present embodiment, the ultra-wideband frequency conversion assembly 12 includes a first electromagnetic switch 121, n frequency multipliers 122, n filters 123, a second electromagnetic switch 124, and a mixer 125.
More specifically, the first electromagnetic switch 121 includes an input end and n output ends, the input end of the first electromagnetic switch 121 receives the local oscillator signal LO, the n output ends are respectively connected to the input ends of the corresponding frequency multipliers 122, and the local oscillator signal LO is input to the corresponding frequency multipliers 122 through switch switching. In the present embodiment, the first electromagnetic switch 121 is adapted to the X-band to the V-band.
More specifically, each frequency multiplier 122 multiplies the local oscillator signal LO by a preset multiple to increase the frequency of the local oscillator signal LO, and the frequency multiplied by the local oscillator signal LO may satisfy a required intermediate frequency output frequency (including, but not limited to, greater than or equal to 10GHz) after the frequency mixing, which is not limited herein. The frequency multiplication multiples of each frequency multiplier 122 may be the same, or different multiples may be set as required, which is not described herein again, and in this embodiment, each frequency multiplier 122 is 4 frequency multiplication.
More specifically, the input end of each filter 123 is connected to the output end of one frequency multiplier 122, and filters the output signal of the corresponding frequency multiplier 122 to obtain the local oscillator signal in the preset frequency band. In this embodiment, each filter 123 is a band-pass filter, and is suitable for the X band and the above bands, and the filtering bands of each filter 123 are different, and a specific band may be set based on the requirement, which is not described herein. As an example, each filter 123 is an integrated chip; or all the filters 123 are integrated on the same chip to form an integrated filter bank chip; thereby greatly reducing the volume.
More specifically, the second electromagnetic switch 124 includes n input ends and an output end, the n input ends of the second electromagnetic switch 124 are respectively connected to the output end of each filter 123, and the output end is connected to the mixer 125, so as to select a local oscillation signal of a preset frequency band to be output through switching. In the present embodiment, the second electromagnetic switch 124 is adapted to the X-band to the V-band.
More specifically, a radio frequency input end of the mixer 125 is connected to an output end of the radio frequency balun 11, a local oscillator input end is connected to an output end of the second electromagnetic switch 124, and the differential radio frequency signal is down-converted based on a local oscillator signal of a preset frequency band output by the second electromagnetic switch 124, so as to obtain the differential intermediate frequency signal and output the differential intermediate frequency signal through an intermediate frequency output end of the mixer 125.
N is a natural number of 2 or more; in this embodiment, n is set to 3, and the value of n may be set as needed in actual use. The first electromagnetic switch 121 and the second electromagnetic switch 124 can increase the turn-off ratio, thereby effectively improving the signal isolation.
As another implementation manner of the present invention, the ultra-wideband frequency conversion assembly 12 further includes a buffer 126, and the buffer 126 receives the local oscillator signal LO and transmits the local oscillator signal LO to an input terminal of the first electromagnetic switch 121.
As shown in fig. 1, the intermediate frequency balun 13 is connected to an output end of the ultra-wideband frequency conversion assembly 12, and converts the differential intermediate frequency signal into a single-ended intermediate frequency signal.
Specifically, the intermediate frequency balun 13 is a three-port device, and includes two input terminals and an output terminal, where the two input terminals receive the differential intermediate frequency signal, and the output terminal outputs a single-ended intermediate frequency signal. As an example, the intermediate frequency balun 13 comprises two coils; two ends of the first coil are respectively connected with one path of signal (I/Q signal) of the differential intermediate frequency signal; one end of the second coil outputs the single-ended intermediate frequency signal, and the other end of the second coil is grounded; in practical use, the structure of the intermediate frequency balun 13 is not limited, and is not limited to this embodiment.
As shown in fig. 1, the if signal processing module 14 is connected to an output end of the if balun 13, and performs signal processing on the single-ended if signal.
Specifically, as shown in fig. 2, the if signal processing module 14 includes an if amplifier 141, a first digitally controlled attenuator 142, a directional coupler 143, and a detection comparator 144.
More specifically, the if amplifier 141 receives the single-ended if signal and amplifies the single-ended if signal.
More specifically, the first digitally controlled attenuator 142 is connected to the output end of the intermediate frequency amplifier 141, and performs gain control on the output signal of the intermediate frequency amplifier 141. By way of example, the first digitally controlled attenuator 142 can control the gain amount and gain step by digital control (provided by external hardware or software), so as to achieve gain control of 0dB to 90 dB. In practical use, the range of gain control can be set according to needs, and is not limited to this embodiment.
More specifically, the directional coupler 143 is connected to the output end of the first digitally controlled attenuator 142 for signal coupling. The directional coupler 143 includes an input terminal, a pass-through output terminal, a coupled output terminal, and a load matching terminal. The input end of the directional coupler 143 is connected to the output end of the first digitally controlled attenuator 142; the through output end of the directional coupler 143 outputs the processed intermediate frequency signal; the coupled output end of the directional coupler 143 outputs a coupled signal; the load matching terminal of the directional coupler 143 is connected to a matching load 143a, for example, the matching load 143a includes, but is not limited to, a 50 Ω load.
As shown in fig. 1, the detection comparator 144 is connected to the coupled output terminal of the directional coupler 143, and performs dynamic range recognition on the intermediate frequency signal output by the directional coupler 143.
Specifically, the detection comparator 144 receives the coupling signal output by the directional coupler 143, compares the coupling signal with a reference level Vref, and outputs a comparison result Dec Bit to implement dynamic range identification. For example, the detection comparator 144 supports the dynamic range recognition of the intermediate frequency signal of-70 dBm to +15dBm, and the recognition range of the detection comparator can be set based on actual needs in actual use, which is not limited to this embodiment.
As another implementation manner of the present invention, the intermediate frequency signal processing module 14 further includes a low pass filter 145; the low pass filter 145 is connected between the single-ended if signal and the if amplifier 141, and performs low pass filtering on the single-ended if signal and transmits the single-ended if signal to the if amplifier 141 for amplification. By way of example, the low pass filter 145 is used for passing signals including but not limited to frequencies below 1GHz, and in practical use, the low pass filter can be set based on practical needs, and is not limited to the embodiment.
As another implementation manner of the present invention, the intermediate frequency signal processing module 14 further includes a second digital controlled attenuator 146; the second digital controlled attenuator 146 is connected to the through output terminal of the directional coupler 143, and performs further gain control on the output if signal.
As another implementation manner of the present invention, the ultra-wideband receiver 1 further includes a temperature sensor 16, the temperature sensor 16 is connected to the control end of the first digitally controlled attenuator 142 (and/or the second digitally controlled attenuator 146), and the gain of the output signal of the first digitally controlled attenuator 142 (and/or the second digitally controlled attenuator 146) is adjusted based on the detected temperature information and in combination with the digital control of the first digitally controlled attenuator 142, so as to implement temperature compensation. In this embodiment, the temperature sensor 16 can identify the temperature within the range of-40 ℃ to +65 ℃, and the sensor in the corresponding temperature range can be selected as needed in actual use, which is not described herein again.
The lower the signal frequency is, the greater the difficulty of filter integration is, so that the size of the receiver is difficult to reduce, a corresponding system needs to be repeatedly built based on different needs, the engineering quantity is large, errors are easy to introduce, and the stability is poor. The invention improves the local oscillator frequency by integrating frequency multiplication to reduce the volume of a device, thereby meeting the integration condition of a filter, inhibiting the harmonic waves and the stray waves of local oscillator signals, effectively reducing the volume of a receiver on the premise of ensuring the performance, being suitable for miniaturization development, reducing the equipment quantity for building a broadband receiver, reducing the link loss and the power consumption of the broadband receiver, greatly improving the power stability during long-term working by an automatic gain compensation mode, further having the characteristic of being directly used for system integration, and effectively overcoming the defects of the prior art.
In summary, the present invention provides an ultra-wideband receiver, including: the system comprises a radio frequency balun, an ultra-wideband frequency conversion assembly, an intermediate frequency balun and an intermediate frequency signal processing module; the radio frequency balun receives a single-ended radio frequency signal and converts the single-ended radio frequency signal into a differential radio frequency signal; the ultra-wideband frequency conversion assembly is connected to the output end of the radio frequency balun, acquires a local oscillation signal of a preset frequency band, and then performs frequency conversion on the differential radio frequency signal based on the local oscillation signal of the preset frequency band and outputs a differential intermediate frequency signal; the intermediate frequency balun is connected to the output end of the ultra-wideband frequency conversion component and converts the differential intermediate frequency signal into a single-ended intermediate frequency signal; the intermediate frequency signal processing module is connected to the output end of the intermediate frequency balun and is used for processing the single-ended intermediate frequency signal. The ultra-wideband frequency conversion component is taken as a core, the local oscillator frequency is improved in a frequency multiplication mode, the mode that an integrated filter bank chip is added on a local oscillator channel by utilizing the characteristic that a chip filter can be integrated in a high frequency band is utilized to ensure harmonic suppression indexes, and meanwhile, the volume of a receiver is greatly reduced; the analog signal receiver is formed by complete methods of amplification, frequency conversion, filtering, amplitude control and the like, weak radio frequency signals are changed into video signals or intermediate frequency signals with enough amplitude to meet the requirements of signal processing and data processing, the characteristics of ultra wide band, light weight, miniaturization and low power consumption are taken as main characteristics, and the analog signal receiver has the characteristics of high gain, low stray, low noise coefficient and controllable gain and is used for solving the problem of integration of a signal receiving system from an X wave band to a V wave band. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (11)
1. An ultra-wideband receiver, characterized in that the ultra-wideband receiver comprises at least:
the system comprises a radio frequency balun, an ultra-wideband frequency conversion assembly, an intermediate frequency balun and an intermediate frequency signal processing module;
the radio frequency balun receives a single-ended radio frequency signal and converts the single-ended radio frequency signal into a differential radio frequency signal;
the ultra-wideband frequency conversion assembly is connected to the output end of the radio frequency balun, acquires a local oscillation signal of a preset frequency band, and then performs frequency conversion on the differential radio frequency signal based on the local oscillation signal of the preset frequency band and outputs a differential intermediate frequency signal;
the intermediate frequency balun is connected to the output end of the ultra-wideband frequency conversion component and converts the differential intermediate frequency signal into a single-ended intermediate frequency signal;
the intermediate frequency signal processing module is connected to the output end of the intermediate frequency balun and is used for processing the single-ended intermediate frequency signal.
2. The ultra-wideband receiver of claim 1, wherein: the radio frequency balun is suitable for all of the X-band to the V-band.
3. The ultra-wideband receiver of claim 1, wherein: the intermediate frequency signal processing module comprises an intermediate frequency amplifier, a first numerical control attenuator, a directional coupler and a detection comparator;
the intermediate frequency amplifier receives the single-ended intermediate frequency signal and amplifies the single-ended intermediate frequency signal;
the first numerical control attenuator is connected to the output end of the intermediate frequency amplifier and is used for carrying out gain control on an output signal of the intermediate frequency amplifier;
the directional coupler is connected to the output end of the first numerical control attenuator and is used for signal coupling;
the detection comparator is connected to the coupling output end of the directional coupler and is used for identifying the dynamic range of the intermediate frequency signal output by the directional coupler.
4. The ultra-wideband receiver of claim 3, wherein: the intermediate frequency signal processing module also comprises a low-pass filter; the low-pass filter is connected between the single-ended intermediate-frequency signal and the intermediate-frequency amplifier, and is used for low-pass filtering the single-ended intermediate-frequency signal and transmitting the single-ended intermediate-frequency signal to the intermediate-frequency amplifier for amplification.
5. The ultra-wideband receiver of claim 3, wherein: the ultra-wideband receiver also comprises a temperature sensor, wherein the temperature sensor is connected to the control end of the first numerical control attenuator, and the gain of the output signal of the first numerical control attenuator is adjusted based on the detected temperature information to realize temperature compensation.
6. The ultra-wideband receiver of claim 1, wherein: the ultra-wideband receiver further comprises a low-noise amplifier, wherein the low-noise amplifier is connected to the input end of the radio frequency balun and is used for amplifying the single-ended radio frequency signal.
7. The ultra-wideband receiver of any of claims 1-6, wherein: the ultra-wideband frequency conversion component comprises a first electromagnetic change-over switch, n frequency multipliers, n filters, a second electromagnetic change-over switch and a frequency mixer;
the input end of the first electromagnetic change-over switch receives a local oscillator signal, the n output ends are respectively connected with the input end of each frequency multiplier, and the local oscillator signal is input into the corresponding frequency multiplier for frequency multiplication through switch switching;
the input end of each filter is respectively connected with the output end of a frequency multiplier, and the output signals of the corresponding frequency multipliers are filtered to obtain local oscillation signals of a preset frequency band;
the n input ends of the second electromagnetic change-over switch are respectively connected with the output end of each filter, the output end of the second electromagnetic change-over switch is connected with the frequency mixer, and a local oscillator signal of a preset frequency band is selected to be output through switch switching;
the frequency mixer receives a differential radio frequency signal, and performs down-conversion on the differential radio frequency signal based on a local oscillation signal of a preset frequency band output by the second electromagnetic selector switch to obtain a differential intermediate frequency signal;
wherein n is a natural number of 2 or more.
8. The ultra-wideband receiver of claim 7, wherein: the first electromagnetic changeover switch and the second electromagnetic changeover switch are suitable for an X wave band to a V wave band.
9. The ultra-wideband receiver of claim 7, wherein: the filter is a band-pass filter.
10. The ultra-wideband receiver of claim 9, wherein: each filter is an integrated filter bank chip.
11. The ultra-wideband receiver of claim 9, wherein: the filter is suitable for X wave band and above frequency band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110662180.XA CN113381779B (en) | 2021-06-15 | 2021-06-15 | Ultra wideband receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110662180.XA CN113381779B (en) | 2021-06-15 | 2021-06-15 | Ultra wideband receiver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113381779A true CN113381779A (en) | 2021-09-10 |
| CN113381779B CN113381779B (en) | 2023-07-21 |
Family
ID=77574482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110662180.XA Active CN113381779B (en) | 2021-06-15 | 2021-06-15 | Ultra wideband receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113381779B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115580316A (en) * | 2022-11-09 | 2023-01-06 | 广东省新一代通信与网络创新研究院 | Radio frequency front-end circuit and circuit board for 5G NR-U frequency band |
| RU2809995C1 (en) * | 2023-05-29 | 2023-12-21 | Акционерное общество "Центральный научно-исследовательский радиотехнический институт имени академика А.И. Берга" | Multichannel ultra-wideband radio receiver |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204089733U (en) * | 2014-10-17 | 2015-01-07 | 成都九华圆通科技发展有限公司 | A kind of microwave wideband band low-converter |
| CN205070979U (en) * | 2015-09-30 | 2016-03-02 | 中星联华科技（北京）有限公司 | Frequency source generating device |
| CN205986833U (en) * | 2016-08-31 | 2017-02-22 | 南京长峰航天电子科技有限公司 | Miniaturized communications received device |
| EP3163776A1 (en) * | 2015-11-02 | 2017-05-03 | Unitron NV | A low noise block downconverter circuit |
| CN107015222A (en) * | 2017-05-27 | 2017-08-04 | 吉林大学 | The double array channel formula millimeter wave active three-dimensional motion imaging systems of preiodic type and method |
| CN107911081A (en) * | 2017-12-15 | 2018-04-13 | 成都爱科特科技发展有限公司 | A kind of frequency agility, low-power consumption frequency source |
| WO2018090434A1 (en) * | 2016-11-16 | 2018-05-24 | 中国电子科技集团公司第四十一研究所 | Broadband high-efficiency local oscillator-integrated t-shaped terahertz mixer |
| CN109167608A (en) * | 2018-10-10 | 2019-01-08 | 北京遥感设备研究所 | A kind of miniaturization S-Ku wave band Ultra-Wideband RF Receiver |
| CN109257057A (en) * | 2018-11-08 | 2019-01-22 | 扬州海科电子科技有限公司 | A kind of ultra wide band Superheterodyne receiving system |
| CN109743069A (en) * | 2019-02-18 | 2019-05-10 | 中电科仪器仪表有限公司 | A kind of down-conversion device and method receiving analysis instrument for superheterodyne signal |
| CN109787646A (en) * | 2018-12-30 | 2019-05-21 | 扬州海科电子科技有限公司 | A kind of 6-18GHz Phase amplitude-matched down conversion components |
| CN110190861A (en) * | 2019-06-26 | 2019-08-30 | 四川众为创通科技有限公司 | Millimeter wave broadband receiver |
| CN209526721U (en) * | 2019-04-30 | 2019-10-22 | 成都益为创科技有限公司 | A kind of millimeter wave transceiving equipment |
| CN111766463A (en) * | 2020-06-01 | 2020-10-13 | 中山香山微波科技有限公司 | Vector network analyzer and spread spectrum module thereof |
| CN112422139A (en) * | 2020-11-20 | 2021-02-26 | 中国电子科技集团公司第二十九研究所 | Broadband down-conversion device |
| CN112564726A (en) * | 2020-11-25 | 2021-03-26 | 电子科技大学 | Receiver broadband large dynamic automatic gain control circuit |
-
2021
- 2021-06-15 CN CN202110662180.XA patent/CN113381779B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204089733U (en) * | 2014-10-17 | 2015-01-07 | 成都九华圆通科技发展有限公司 | A kind of microwave wideband band low-converter |
| CN205070979U (en) * | 2015-09-30 | 2016-03-02 | 中星联华科技（北京）有限公司 | Frequency source generating device |
| EP3163776A1 (en) * | 2015-11-02 | 2017-05-03 | Unitron NV | A low noise block downconverter circuit |
| CN205986833U (en) * | 2016-08-31 | 2017-02-22 | 南京长峰航天电子科技有限公司 | Miniaturized communications received device |
| WO2018090434A1 (en) * | 2016-11-16 | 2018-05-24 | 中国电子科技集团公司第四十一研究所 | Broadband high-efficiency local oscillator-integrated t-shaped terahertz mixer |
| CN107015222A (en) * | 2017-05-27 | 2017-08-04 | 吉林大学 | The double array channel formula millimeter wave active three-dimensional motion imaging systems of preiodic type and method |
| CN107911081A (en) * | 2017-12-15 | 2018-04-13 | 成都爱科特科技发展有限公司 | A kind of frequency agility, low-power consumption frequency source |
| CN109167608A (en) * | 2018-10-10 | 2019-01-08 | 北京遥感设备研究所 | A kind of miniaturization S-Ku wave band Ultra-Wideband RF Receiver |
| CN109257057A (en) * | 2018-11-08 | 2019-01-22 | 扬州海科电子科技有限公司 | A kind of ultra wide band Superheterodyne receiving system |
| CN109787646A (en) * | 2018-12-30 | 2019-05-21 | 扬州海科电子科技有限公司 | A kind of 6-18GHz Phase amplitude-matched down conversion components |
| CN109743069A (en) * | 2019-02-18 | 2019-05-10 | 中电科仪器仪表有限公司 | A kind of down-conversion device and method receiving analysis instrument for superheterodyne signal |
| CN209526721U (en) * | 2019-04-30 | 2019-10-22 | 成都益为创科技有限公司 | A kind of millimeter wave transceiving equipment |
| CN110190861A (en) * | 2019-06-26 | 2019-08-30 | 四川众为创通科技有限公司 | Millimeter wave broadband receiver |
| CN111766463A (en) * | 2020-06-01 | 2020-10-13 | 中山香山微波科技有限公司 | Vector network analyzer and spread spectrum module thereof |
| CN112422139A (en) * | 2020-11-20 | 2021-02-26 | 中国电子科技集团公司第二十九研究所 | Broadband down-conversion device |
| CN112564726A (en) * | 2020-11-25 | 2021-03-26 | 电子科技大学 | Receiver broadband large dynamic automatic gain control circuit |
Non-Patent Citations (3)
| Title |
|---|
| JAKUB KOPANSKI: "A low sampling frequency switched capacitor low-pass filter for wireless receivers", 2016 MIXDES - 23RD INTERNATIONAL CONFERENCE MIXED DESIGN OF INTEGRATED CIRCUITS AND SYSTEMS * |
| 李罡等: "K波段pHEMT下变频混频器的设计与研究", 《信息技术与网络安全》 * |
| 李罡等: "K波段pHEMT下变频混频器的设计与研究", 《信息技术与网络安全》, no. 05, 10 May 2018 (2018-05-10) * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115580316A (en) * | 2022-11-09 | 2023-01-06 | 广东省新一代通信与网络创新研究院 | Radio frequency front-end circuit and circuit board for 5G NR-U frequency band |
| CN115580316B (en) * | 2022-11-09 | 2023-04-07 | 广东省新一代通信与网络创新研究院 | Radio frequency front-end circuit and circuit board for 5G NR-U frequency band |
| RU2809995C1 (en) * | 2023-05-29 | 2023-12-21 | Акционерное общество "Центральный научно-исследовательский радиотехнический институт имени академика А.И. Берга" | Multichannel ultra-wideband radio receiver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113381779B (en) | 2023-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6803835B2 (en) | Integrated filter balun | |
| CN105978522B (en) | A kind of absorption bandpass filtering device assembly | |
| CN109167608A (en) | A kind of miniaturization S-Ku wave band Ultra-Wideband RF Receiver | |
| US7792496B2 (en) | Transmitter receiver unit and electronic apparatus using same | |
| CN210327507U (en) | Frequency conversion assembly for receiving frequency converter | |
| CN113381779B (en) | Ultra wideband receiver | |
| CN101326678B (en) | Balance-unbalance converter and electronic device using this | |
| CN207926572U (en) | A kind of high dynamic broadband range receiver | |
| CN110764061B (en) | Orthogonal frequency conversion receiver | |
| CN111458713A (en) | Phased array weather radar and transceiving module thereof | |
| CN102356515B (en) | Transmitter with replaceable power amplifier | |
| CN116455355A (en) | Bidirectional vector modulation active phase shifter and electronic equipment | |
| CN210246725U (en) | C-band receiving channel assembly | |
| CN206922743U (en) | Integrated Ka wave band antennas front end | |
| US8121568B2 (en) | Radio frequency handling device | |
| CN212459843U (en) | Zero intermediate frequency receiver-based spectrum analyzer radio frequency assembly | |
| CN220544998U (en) | Medium-long distance transmission zero intermediate frequency receiver circuit | |
| CN212341452U (en) | Phased array weather radar and transceiving module thereof | |
| CN217824901U (en) | Short wave broadband ultra-low noise amplifier | |
| CN213637763U (en) | Micro microwave induction antenna | |
| CN210745098U (en) | Up-conversion module applied to millimeter wave signals | |
| CN113739931B (en) | Radiometer based on zero reflection network | |
| CN210274043U (en) | VUC receiving module | |
| CN212410850U (en) | Ultra-wideband frequency modulation continuous wave radar radio frequency system | |
| CN220732759U (en) | 30-3000 MHz frequency SIP receiver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |