CN205249189U - Subassembly is synthesized to broadband radio frequency - Google Patents
Subassembly is synthesized to broadband radio frequency Download PDFInfo
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- CN205249189U CN205249189U CN201521115218.8U CN201521115218U CN205249189U CN 205249189 U CN205249189 U CN 205249189U CN 201521115218 U CN201521115218 U CN 201521115218U CN 205249189 U CN205249189 U CN 205249189U
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- frequency
- wave filter
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- compression amplifier
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Abstract
The utility model discloses a subassembly is synthesized to broadband radio frequency, it includes frequency conversion module and combines the module frequently, goes up frequency conversion module and include a frequency conversion module and the 2nd frequency conversion module who is connected with a frequency conversion module output, a frequency conversion module has a local oscillator frequency including first wave filter, first compression amplifier, first RF switch, a digital control attenuator, low pass filter who connects gradually and the second wave filter of being connected with a low pass filter output, the input input of second wave filter, the 2nd frequency conversion module includes third wave filter, second compression amplifier, fourth wave filter that connects gradually and the 5th wave filter of being connected with fourth wave filter output, and the output and the output of third compression amplifier of the 5th wave filter are connected, and the output input of third compression amplifier has the 2nd local oscillator frequency. How this subassembly is synthesized to broadband radio frequency has solved the problem that realizes set signal output the frequency signal of output frequency band broad after the up -conversion effectively.
Description
Technical field
The utility model relates to a kind of device of wireless communication technology field, is specifically related to a kind of wide band radio-frequency integration component.
Background technology
Mobile communication technology and industry in the past obtain during the decade swift and violent development, worldwide set up at present perfect service network, for people provide convenient, high-quality communication service, change people's life style, also create huge economic benefit simultaneously.
In recent years along with the novel social activities such as Streaming Media, social networks, network download and entertainment way are deepened day by day on the impact of life, people are more and more higher to the data transmission rate request of mobile service, traditional cannot meet the demands as GSM, CDMA etc. based on Circuit-switched second generation digital mobile communication network at all.
In the face of frequency spectrum resource problem in short supply, due to prior art medium and low frequency section, to compare resource very abundant, researcher has started to turn one's attention to higher frequency range, and often the width of the frequency band of different assembly output is narrower, therefore in the time needing the larger frequency band of width, need to use different assemblies, therefore how given signal output is realized to up-conversion after the wider frequency signal of output band become the emphasis that current people pay close attention to.
Utility model content
The purpose of this utility model is to provide a kind of wide band radio-frequency integration component, to solve the problem that how given signal output is realized to the wider frequency signal of output band after up-conversion.
For solving the problems of the technologies described above, the utility model provides a kind of wide band radio-frequency integration component, it comprises the up-converter module for completing baseband signal up-conversion and the comprehensive module of frequency for exporting up-conversion local oscillation signal and system works clock being provided, and up-converter module comprises the first frequency-variable module and the second frequency-variable module being connected with the first frequency-variable module output; The first frequency-variable module comprises the first wave filter, the first compression amplifier, the first RF switch, the first numerical-control attenuator, the first low pass filter connecting successively and the second wave filter being connected with the first low pass filter output, and the input input of the second wave filter has first vibration frequency; The second frequency-variable module comprises the 3rd wave filter, the second compression amplifier, the 4th wave filter connecting successively and the 5th wave filter being connected with the 4th filter output, the output of the 5th wave filter is connected with the output of the 3rd compression amplifier, and the output input of the 3rd compression amplifier has the second local frequency.
Further, frequently combine module and comprise the second low pass filter, the 4th compression amplifier, the 3rd low pass filter and the 5th compression amplifier that connect successively.
Further, frequently combine module and comprise the 4th low pass filter, the second RF switch, the first filter assembly, the 3rd RF switch, the 5th low pass filter and the 6th compression amplifier that connect successively, the first filter assembly comprises the 6th wave filter and the 7th wave filter.
Further, frequently combine module and comprise the 6th low pass filter, the 4th RF switch, the second filter assembly, the 5th RF switch and the 7th compression amplifier that connect successively, the second filter assembly comprises the 8th wave filter, the 9th wave filter, the tenth wave filter and the 11 wave filter.
Further, frequently combine module and comprise the 12 wave filter, the 6th RF switch, the 3rd filter assembly, the 7th RF switch and the 8th compression amplifier that connect successively, the 3rd filter assembly comprises the 12 wave filter, the 13 wave filter and the 14 wave filter.
Further, frequently combine module and comprise the 7th low pass filter, the 8th RF switch, the 4th filter assembly, the 9th RF switch and the 9th compression amplifier that connect successively, the 4th filter assembly comprises the 15 wave filter, the 16 wave filter, the 17 wave filter, the 18 wave filter and the 19 wave filter.
The beneficial effects of the utility model are: it is identical with structure etc. that this wide band radio-frequency integration component realizes the profile of the required up-converter module of different bandwidth frequency, can formulate frequency signal according to different configuration-direct output simultaneously, there is stable output signal, the feature of bandwidth; In the time of the different output frequency of needs, directly change and frequently combine module, input different control commands, i.e. the frequency of exportable needs.
Brief description of the drawings
Fig. 1 is the structural representation of wide band radio-frequency integration component output signal while being 0.35GHz ~ 2GHz.
Fig. 2 is the structural representation of wide band radio-frequency integration component output signal while being 2GHz ~ 6GHz.
Fig. 3 is the structural representation of wide band radio-frequency integration component output signal while being 6GHz ~ 18GHz.
Fig. 4 is the structural representation of wide band radio-frequency integration component output signal while being 18GHz ~ 26.5GHz.
Fig. 5 is the structural representation of wide band radio-frequency integration component output signal while being 26.5GHz ~ 40GHz.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only a kind of embodiment of the utility model, instead of whole embodiment. Based on the embodiment in the utility model, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to protection domain of the present utility model.
For the sake of simplicity, detailed description of the invention below has been omitted known technology general knowledge and the technical term of this technical field technical staff.
As shown in Fig. 1 ~ Fig. 5, this wide band radio-frequency integration component comprises up-converter module, for completing baseband signal up-conversion; And frequently combine module, for exporting up-conversion local oscillation signal and system works clock being provided; In concrete enforcement, frequently combining module provides the work clock of system with realization by 100M crystal oscillator; And up-converter module comprises the first frequency-variable module and the second frequency-variable module being connected with the first frequency-variable module output.
The first frequency-variable module of this wide band radio-frequency integration component comprises the first wave filter, the first compression amplifier, the first RF switch, the first numerical-control attenuator, the first low pass filter connecting successively and the second wave filter being connected with the first low pass filter output, and the input input of the second wave filter has first vibration frequency; The second frequency-variable module comprises the 3rd wave filter, the second compression amplifier, the 4th wave filter connecting successively and the 5th wave filter being connected with the 4th filter output, the output of the 5th wave filter is connected with the output of the 3rd compression amplifier, and the output input of the 3rd compression amplifier has the second local frequency.
In concrete enforcement, especially, after output output baseband signal, intermediate frequency output has 10dB fluctuation, amplify after the first wave filter at output, the first compression amplifier output is designed to compressive state, can meet the up-conversion of different frequency range, and power output the first numerical-control attenuator is placed on intermediate-frequency section, reduce because the attenuated error that frequency difference brings; Part after the first numerical-control attenuator is all designed to linearity simultaneously, can not compress, and has the advantages such as stable output signal.
As shown in Figure 1, in the time that output signal is 0.35GHz ~ 2GHz, its base-band input signal is 700MHz ~ 900MHz, and frequency is correspondingly combined module and comprised the second low pass filter, the 4th compression amplifier, the 3rd low pass filter and the 5th compression amplifier that connect successively; The up-conversion of this wide band radio-frequency integration component adopts double conversion scheme; In concrete enforcement, frequency conversion for the first time adopts high local oscillator, and first vibration frequency is 10.45GHz ± 50MHz, stepping 10MHz; Frequency conversion is for the second time high intermediate frequency and the second local frequency mixing, is down-converted to 0.35GHz ~ 2GHz; Preferably the second local frequency bandwidth of operation is 10GHz ~ 12GHz, and stepping is 100MHz.
As shown in Figure 2, in the time that output signal is 2GHz ~ 6GHz, its base-band input signal is 300MHz ~ 1300MHz, frequency is correspondingly combined module and is comprised the 4th low pass filter, the second RF switch, the first filter assembly, the 3rd RF switch, the 5th low pass filter and the 6th compression amplifier that connect successively, and the first filter assembly comprises the 6th wave filter and the 7th wave filter; The up-conversion of this wide band radio-frequency integration component adopts double conversion scheme; In concrete enforcement, frequency conversion for the first time adopts high local oscillator, and first vibration frequency is 8.8GHz ± 50MHz, stepping 10MHz; Frequency conversion is for the second time high intermediate frequency and the second local frequency mixing, is down-converted to 2GHz ~ 6GHz, and preferably the second local frequency bandwidth of operation is 10GHz ~ 14GHz, and stepping is 100MHz.
As shown in Figure 3, in the time that output signal is 6GHz ~ 18GHz, its base-band input signal is 300MHz ~ 1300MHz, frequency is correspondingly combined module and is comprised the 6th low pass filter, the 4th RF switch, the second filter assembly, the 5th RF switch and the 7th compression amplifier that connect successively, and the second filter assembly comprises the 8th wave filter, the 9th wave filter, the tenth wave filter and the 11 wave filter; The up-conversion of this wide band radio-frequency integration component adopts double conversion scheme; Frequency conversion for the first time adopts high local oscillator, and first vibration frequency is 5.3GHz ± 50MHz, stepping 10MHz; Frequency conversion is for the second time high intermediate frequency and the second local frequency mixing, is converted to 6GHz ~ 18GHz.
In concrete enforcement, because the first intermediate frequency (IF) Design is Low Medium Frequency, in the time of mixing for the second time, the second harmonic of intermediate frequency is in band, and through test, in the time of be less than-20dBm of intermediate frequency power output, its harmonic wave suppresses to reach 50dBc. Meet the requirement of design output; Preferably the second local frequency bandwidth of operation is 10GHz ~ 23GHz, and stepping is 100MHz.
As shown in Figure 4, in the time that output signal is 18GHz ~ 26.5GHz, frequency is correspondingly combined module and is comprised the 12 wave filter, the 6th RF switch, the 3rd filter assembly, the 7th RF switch and the 8th compression amplifier that connect successively, the 3rd filter assembly comprises the 12 wave filter, the 13 wave filter and the 14 wave filter, and the up-conversion of this wide band radio-frequency integration component adopts double conversion scheme; In concrete enforcement, frequency conversion for the first time adopts high local oscillator, and first vibration frequency is 5.3GHz ± 50MHz, stepping 10MHz, and intermediate frequency is 4.5GHz ± 500MHz; The second frequency conversion intermediate frequency and the second local frequency mixing, be converted to 18GHz ~ 26.5GHz, and preferably the second local frequency bandwidth of operation is 22GHz ~ 31GHz, and stepping is 100MHz.
As shown in Figure 5, in the time that output signal is 26.5GHz ~ 40GHz, frequency is correspondingly combined module and is comprised the 7th low pass filter, the 8th RF switch, the 4th filter assembly, the 9th RF switch and the 9th compression amplifier that connect successively, and the 4th filter assembly comprises the 15 wave filter, the 16 wave filter, the 17 wave filter, the 18 wave filter and the 19 wave filter; The up-conversion of this wide band radio-frequency integration component adopts double conversion scheme; In concrete enforcement, frequency conversion for the first time adopts high local oscillator, first vibration frequency is 3.7GHz ± 50MHz, stepping 10MHz, intermediate frequency is 4.5GHz ± 500MHz, and the second frequency conversion is intermediate frequency and the second local frequency mixing, is converted to 26.5GHz ~ 40GHz, the second local frequency bandwidth of operation is 22GHz ~ 35.5GHz, and stepping is 100MHz.
To sum up, this wide band radio-frequency integration component output band is wider, combines module by five different frequencies, realizes the width that output frequency is 0.35GHz ~ 2GHz, 2GHz ~ 6GHz, 6GHz ~ 18GHz, 18GHz ~ 26.5GHz, 26.5GHz ~ 40GHz. The profile that simultaneously realizes the required up-converter module of different bandwidth frequency is identical with structure etc., in the time of the different output frequency of needs, can directly change and frequently combine module, input different control commands, it is the frequency of exportable needs, this assembly has stable output signal simultaneously, and bandwidth can be formulated frequency signal according to different configuration-direct output.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model. To make for those skilled in the art apparent, defined herein General Principle in the case of not departing from the spirit or scope of utility model, realize in other embodiments to the multiple amendment of these embodiment. Therefore, the utility model will can not be limited and these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and novel features.
Claims (6)
1. a wide band radio-frequency integration component, it is characterized in that: comprise the up-converter module for completing baseband signal up-conversion and combine module for exporting up-conversion local oscillation signal with the frequency that system works clock is provided, up-converter module comprises the first frequency-variable module and the second frequency-variable module being connected with the first frequency-variable module output;
The first frequency-variable module comprises the first wave filter, the first compression amplifier, the first RF switch, the first numerical-control attenuator, the first low pass filter connecting successively and the second wave filter being connected with the first low pass filter output, and the input input of the second wave filter has first vibration frequency; The second frequency-variable module comprises the 3rd wave filter, the second compression amplifier, the 4th wave filter connecting successively and the 5th wave filter being connected with the 4th filter output, the output of the 5th wave filter is connected with the output of the 3rd compression amplifier, and the output input of the 3rd compression amplifier has the second local frequency.
2. according to the wide band radio-frequency integration component of claim 1, it is characterized in that: described frequency is combined module and comprised the second low pass filter, the 4th compression amplifier, the 3rd low pass filter and the 5th compression amplifier that connect successively.
3. according to the wide band radio-frequency integration component of claim 1, it is characterized in that: described frequency is combined module and comprised the 4th low pass filter, the second RF switch, the first filter assembly, the 3rd RF switch, the 5th low pass filter and the 6th compression amplifier that connect successively, and the first filter assembly comprises the 6th wave filter and the 7th wave filter.
4. the wide band radio-frequency integration component arbitrary according to claim 1-3, it is characterized in that: described frequency is combined module and comprised the 6th low pass filter, the 4th RF switch, the second filter assembly, the 5th RF switch and the 7th compression amplifier that connect successively, and the second filter assembly comprises the 8th wave filter, the 9th wave filter, the tenth wave filter and the 11 wave filter.
5. the wide band radio-frequency integration component arbitrary according to claim 1-3, it is characterized in that: described frequency is combined module and comprised the 12 wave filter, the 6th RF switch, the 3rd filter assembly, the 7th RF switch and the 8th compression amplifier that connect successively, and the 3rd filter assembly comprises the 12 wave filter, the 13 wave filter and the 14 wave filter.
6. the wide band radio-frequency integration component arbitrary according to claim 1-3, it is characterized in that: described frequency is combined module and comprised the 7th low pass filter, the 8th RF switch, the 4th filter assembly, the 9th RF switch and the 9th compression amplifier that connect successively, and the 4th filter assembly comprises the 15 wave filter, the 16 wave filter, the 17 wave filter, the 18 wave filter and the 19 wave filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521115218.8U CN205249189U (en) | 2015-12-30 | 2015-12-30 | Subassembly is synthesized to broadband radio frequency |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521115218.8U CN205249189U (en) | 2015-12-30 | 2015-12-30 | Subassembly is synthesized to broadband radio frequency |
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| CN205249189U true CN205249189U (en) | 2016-05-18 |
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| CN201521115218.8U Expired - Fee Related CN205249189U (en) | 2015-12-30 | 2015-12-30 | Subassembly is synthesized to broadband radio frequency |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113225021A (en) * | 2021-04-30 | 2021-08-06 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Ultra-wideband constant-temperature down converter |
-
2015
- 2015-12-30 CN CN201521115218.8U patent/CN205249189U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113225021A (en) * | 2021-04-30 | 2021-08-06 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Ultra-wideband constant-temperature down converter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20201230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |