CN210123969U - Super large developments up-converter - Google Patents
Super large developments up-converter Download PDFInfo
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- CN210123969U CN210123969U CN201921374565.0U CN201921374565U CN210123969U CN 210123969 U CN210123969 U CN 210123969U CN 201921374565 U CN201921374565 U CN 201921374565U CN 210123969 U CN210123969 U CN 210123969U
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- control attenuator
- mixer
- converter
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Abstract
The utility model discloses an ultra-large dynamic up-converter, including amplifier A1, wave filter L1, numerical control attenuator At0, mixer M1, wave filter L2, amplifier A2, numerical control attenuator At1, amplifier A3, switch K1, mixer M2, wave filter L3, numerical control attenuator At2, amplifier A4, switch K2, amplifier A5, numerical control attenuator At3, filter L4, amplifier A6, switch K3, amplifier A7 and numerical control attenuator At 493 4 that establish ties in proper order. The mixer M1 is connected to one end of the amplifier a8, and the other end of the amplifier a8 is connected to the 1800MHz signal. Mixer M2 is connected to one end of amplifier a9, and the other end of amplifier a9 is connected to the 1860MHz signal. The utility model discloses make the received signal of system possess good dynamic range, uncertainty and complexity when having solved the off-site test.
Description
Technical Field
The invention belongs to the field of frequency converters, and particularly relates to an ultra-large dynamic up-converter.
Background
With the development of electronic information technology and wireless communication, the communication working frequency is higher and higher, the customization of military products is stronger, in order to verify the communication quality condition of a band receiver and a transmitter, a sufficient external field test is often needed to verify the good of the whole communication equipment, in order to verify the farthest communication distance of the system, the working condition of the receiver under the lowest receiving sensitivity is tested, the workload of the external field test is large, the communication system is larger, the carrying is inconvenient, and the test of environment change cannot be carried out in real time. The large dynamic frequency converter simulates the signal amplitude of the transmitter under the condition of different communication distances, so that the whole set of communication equipment can verify the communication condition of the communication equipment in a laboratory, including an environmental test, thereby solving the uncertainty and complexity of the external field test and reducing the cost of the external field test.
SUMMERY OF THE UTILITY MODEL
Not enough to the above-mentioned among the prior art, the utility model provides a pair of super large developments up-converter has solved the uncertainty that the converter produced when field test and more complicated problem.
In order to achieve the purpose of the invention, the utility model adopts the technical scheme that: an ultra-large dynamic up-converter comprises an amplifier A1, a filter L1, a numerical control attenuator At0, a mixer M1, a filter L2, an amplifier A2, a numerical control attenuator At1, an amplifier A3, a switch K1, a mixer M2, a filter L3, a numerical control attenuator At2, an amplifier A4, a switch K2, an amplifier A5, a numerical control attenuator At3, a filter L4, an amplifier A6, a switch K3, an amplifier A7 and a numerical control attenuator At4 which are sequentially connected in series;
the mixer M1 is also connected with one end of an amplifier A8, and the other end of the amplifier A8 is connected with a 1800MHz signal;
the mixer M2 is also connected with one end of an amplifier A9, and the other end of the amplifier A9 is connected with a signal of 17.62GHz-18.1 GHz;
the input end of the amplifier A1 is the input end of the whole super-large dynamic up-converter, and the output end of the numerical control attenuator At4 is the output end of the whole super-large dynamic up-converter.
Furthermore, the input end of the ultra-large dynamic up-converter is connected with an input signal with the frequency of 60MHz, the bandwidth of the input signal is 24MHz, and the frequency of an output signal at the output end of the ultra-large dynamic up-converter is 15.76GHz-16.24 GHz.
Further, the type of the amplifier a1 is SBB3089, the types of the amplifier a2 and the amplifier A3 are SBB4089, the types of the amplifier a4 and the amplifier a5 are BW302, and the types of the amplifier a6 and the amplifier a7 are BW 561.
Further, LC band pass filters are adopted for the filter L1 and the filter L2, and cavity band pass filters are adopted for the filter L3 and the filter L4.
Furthermore, the models of the digitally controlled attenuator At0 and the digitally controlled attenuator At1 are HMC470LP3E, and the models of the digitally controlled attenuator At2, the digitally controlled attenuator At3 and the digitally controlled attenuator At4 are BW 152.
Further, the switch K1 is of the type HMC394, and the switches K2 and K3 are of the type HGC 114.
Further, the mixer M1 is of MCA1-24MH +, and the mixer M2 is of BW 377.
The utility model has the advantages that:
(1) the utility model has the advantages of simple structure, received signal's dynamic range is close system theory value.
(2) The utility model provides a converter has the big and high characteristics of isolation of developments, uncertainty and complexity when can the test of effectual solution off-site.
(3) The utility model discloses a entire system's communication equipment all has the communication condition in the laboratory during off-site test, has reduced the cost of off-site experiment.
Drawings
Fig. 1 is the utility model provides a super large dynamic up-converter schematic diagram.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes will be apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all inventions contemplated by the present invention are protected.
An embodiment of the present invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the ultra-large dynamic up-converter includes an amplifier a1, a filter L1, a digitally controlled attenuator At0, a mixer M1, a filter L2, an amplifier a2, a digitally controlled attenuator At1, an amplifier a3, a switch K1, a mixer M2, a filter L3, a digitally controlled attenuator At2, an amplifier A4, a switch K2, an amplifier A5, a digitally controlled attenuator At3, a filter L4, an amplifier A6, a switch K3, an amplifier A7, and a digitally controlled attenuator At4, which are connected in series in sequence;
the mixer M1 is also connected with one end of an amplifier A8, and the other end of the amplifier A8 is connected with a 1800MHz signal;
the mixer M2 is also connected with one end of an amplifier A9, and the other end of the amplifier A9 is connected with a signal of 17.62GHz-18.1 GHz;
the input end of the amplifier A1 is the input end of the whole super-large dynamic up-converter, and the output end of the numerical control attenuator At4 is the output end of the whole super-large dynamic up-converter.
The input end of the ultra-large dynamic up-converter is connected with an input signal with the frequency of 60MHz, the bandwidth of the input signal is 24MHz, and the frequency of an output signal of the output end of the ultra-large dynamic up-converter is 15.76GHz-16.24 GHz.
In this embodiment, the type of the amplifier a1 is SBB3089, the types of the amplifier a2 and the amplifier A3 are SBB4089, the types of the amplifier a4 and the amplifier a5 are BW302, and the types of the amplifier a6 and the amplifier a7 are BW 561. The amplifier with the model of SBB3089 is a low noise amplifier of 50MHz-6000 MHz.
In this embodiment, LC band pass filters are used for the filter L1 and the filter L2, and cavity band pass filters are used for the filter L3 and the filter L4. The LC band-pass filter is used for passing frequency components in a certain frequency range, but attenuating frequency components in other ranges to an extremely low level, the cavity band-pass filter is used for extracting zero-mode oscillation signals in beam signals, and the effect of a high-frequency system on the beams is controlled by processing and feeding back the beam signals.
In this embodiment, the models of the digitally controlled attenuator At0 and the digitally controlled attenuator At1 are HMC470LP3E, and the models of the digitally controlled attenuator At2, the digitally controlled attenuator At3 and the digitally controlled attenuator At4 are BW 152. The maximum working frequency of the numerical control attenuator with the model HMC470LP3E is 3GHz, and the rated attenuation is 31 dB. The maximum working frequency of the numerical control attenuator with the model BW152 is 18GHz, and the insertion loss of the numerical control attenuator is 3.7 dB.
In the present embodiment, the switch K1 is of the type HMC394, and the switches K2 and K3 are of the type HGC 114.
In this embodiment, the mixer M1 is of MCA1-24MH + type, and the mixer M2 is of BW377 type. The mixer with the model MCA1-24MH + is a double-balanced mixer with the model MCA1-24MH + and the conversion loss is maximum at 8.9 dB. The mixer model BW377 is a double balanced mixer.
The utility model discloses a theory of operation does: the utility model discloses the central frequency of input intermediate frequency is 60MHz, and the signal bandwidth is 24 MHz. The intermediate frequency signal is subjected to primary up-conversion through an amplifier A1, an LC band-pass filter and a numerical control attenuator At0, and is subjected to frequency conversion to 1860MHz central frequency, a local oscillator is a 1800MHz point frequency source, the intermediate frequency signal is subjected to secondary up-conversion through filtering, amplification, numerical control attenuation, amplification and switching after the primary up-conversion, and is subjected to frequency conversion to an output frequency range of 15.76GHz-16.24GHz, a second local oscillator frequency range is 17.62GHz-18.1GHz, and the intermediate frequency signal is subjected to filtering, numerical control attenuation, amplification, switching, amplification, numerical control attenuation, filtering, amplification, switching, amplification and numerical control attenuation after the secondary up-conversion and is output. The output dynamic range of 125dB in total from-115 dBm to +10dBm is realized by the 5-stage controlled attenuator of At0 to At 4.
The utility model has the advantages of simple structure, received signal's dynamic range is close system theory value. The utility model provides a converter has the big and high characteristics of isolation of developments, uncertainty and complexity when can the test of effectual solution off-site.
The utility model discloses a entire system's communication equipment all has the communication condition in the laboratory during off-site test, has reduced the cost of off-site experiment.
Claims (7)
1. An ultra-large dynamic up-converter is characterized by comprising an amplifier A1, a filter L1, a numerical control attenuator At0, a mixer M1, a filter L2, an amplifier A2, a numerical control attenuator At1, an amplifier A3, a switch K1, a mixer M2, a filter L3, a numerical control attenuator At2, an amplifier A4, a switch K2, an amplifier A5, a numerical control attenuator At3, a filter L4, an amplifier A6, a switch K3, an amplifier A7 and a numerical control attenuator At4 which are sequentially connected in series;
the mixer M1 is also connected with one end of an amplifier A8, and the other end of the amplifier A8 is connected with a 1800MHz signal;
the mixer M2 is also connected with one end of an amplifier A9, and the other end of the amplifier A9 is connected with a signal of 17.62GHz-18.1 GHz;
the input end of the amplifier A1 is the input end of the whole super-large dynamic up-converter, and the output end of the numerical control attenuator At4 is the output end of the whole super-large dynamic up-converter.
2. The ultra-large dynamic up-converter according to claim 1, wherein an input end of the ultra-large dynamic up-converter is connected to an input signal with a frequency of 60MHz, a bandwidth of the input signal is 24MHz, and a frequency of an output signal at an output end of the ultra-large dynamic up-converter is 15.76GHz-16.24 GHz.
3. The ultra-large dynamic up-converter according to claim 1, wherein the type of the amplifier a1 is SBB3089, the types of the amplifier a2 and the amplifier A3 are SBB4089, the types of the amplifier a4 and the amplifier a5 are BW302, and the types of the amplifier a6 and the amplifier a7 are BW 561.
4. The ultra-large dynamic up-converter according to claim 1, wherein said filter L1 and said filter L2 both use LC band pass filters, and said filter L3 and said filter L4 both use cavity band pass filters.
5. The ultra-large dynamic up-converter according to claim 1, wherein the numerical control attenuator At0 and the numerical control attenuator At1 are all of HMC470LP3E, and the numerical control attenuator At2, the numerical control attenuator At3 and the numerical control attenuator At4 are all of BW 152.
6. The ultra-large dynamic up-converter according to claim 1, wherein the switch K1 is of the type HMC394, and the switches K2 and K3 are of the type HGC 114.
7. The ultra-large dynamic up-converter according to claim 1, wherein the mixer M1 is MCA1-24MH +, and the mixer M2 is BW 377.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921374565.0U CN210123969U (en) | 2019-08-22 | 2019-08-22 | Super large developments up-converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921374565.0U CN210123969U (en) | 2019-08-22 | 2019-08-22 | Super large developments up-converter |
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| CN210123969U true CN210123969U (en) | 2020-03-03 |
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| CN201921374565.0U Active CN210123969U (en) | 2019-08-22 | 2019-08-22 | Super large developments up-converter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113009438A (en) * | 2021-05-25 | 2021-06-22 | 成都雷通科技有限公司 | Emission type radio frequency injection type broadband multi-target simulator |
-
2019
- 2019-08-22 CN CN201921374565.0U patent/CN210123969U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113009438A (en) * | 2021-05-25 | 2021-06-22 | 成都雷通科技有限公司 | Emission type radio frequency injection type broadband multi-target simulator |
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