CN203457144U - Ultra wide band receiving front-end module - Google Patents
Ultra wide band receiving front-end module Download PDFInfo
- Publication number
- CN203457144U CN203457144U CN201320579209.9U CN201320579209U CN203457144U CN 203457144 U CN203457144 U CN 203457144U CN 201320579209 U CN201320579209 U CN 201320579209U CN 203457144 U CN203457144 U CN 203457144U
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- Prior art keywords
- pass filter
- band pass
- amplifier
- power splitter
- low pass
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- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
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Abstract
The utility model discloses an ultra wide band receiving front-end module, mainly comprising a coupler, an attenuator, a first amplifier, a first power divider, a first detector, a third low pass filter, a third band pass filter, a fourth band pass filter, a fifth band pass filter, a mixer, a second amplifier, a first band pass filter, a second band pass filter, a third power divider, a comb spectrum generator, a dot frequency source, a first low pass filter, a third amplifier, a fourth amplifier, a second low pass filter, a second power divider and a second detector. In combination with the ultra wide band technology, the ultra wide band receiving front-end module can filter and amplify 0.8 GHz-18GHz ultra wide band signals and has the advantages of high technical index, good compatibility, low noise, small size, light weight, small power consumption, ultra wide band, strong environment adaptability and reliability, small noise factor, safety, simplicity, ease of use, etc.
Description
Technical field
The utility model relates to wireless communication technology field, is specifically related to ultra broadband receiving front-end module.
Background technology
Microwave receiving front-end module is the critical component of the field high sensitive receivers such as satellite communication, radar communication, is responsible for the processes such as radio reception, amplification, but owing to constructing at present reason, existing microwave receiving front-end module has higher this shortcoming of noise.Because some special dimensions require highlyer to this receiving front-end module, because the key elements such as gain flatness, noise factor and product weight of conventional on the market receiving front-end module reach, do not require to cause it cannot realize ultra-broadband signal and carry out filtering, amplify.
Utility model content
For above-mentioned deficiency of the prior art, the utility model provides a kind of can carry out filtering to 0.8GHz-18GHz ultra-broadband signal, the ultra broadband receiving front-end module of amplification.
In order to reach foregoing invention object, the technical solution adopted in the utility model is: a kind of ultra broadband receiving front-end module is provided, and it comprises coupler, attenuator, the first amplifier and the first power splitter; Described coupler is connected with the 3rd power splitter with the first amplifier respectively, and the first power splitter is connected with the 5th band pass filter with the first amplifier, first detector, the 3rd low pass filter, the 3rd band pass filter, four-tape bandpass filter respectively;
Described the 3rd band pass filter, four-tape bandpass filter are all connected with frequency mixer with the 5th band pass filter; Described attenuator is connected with the first low pass filter with the 3rd low pass filter respectively, and the output of described the first low pass filter is connected with the second power splitter with the 3rd amplifier, the 4th amplifier, the second low pass filter successively; Described the second power splitter is connected with second detector;
The output of described frequency mixer is connected with the first low pass filter with the second amplifier, and the second amplifier is connected with the second band pass filter with the first band pass filter respectively, and the output of the first band pass filter and the second band pass filter is all connected with the 3rd power splitter; The output of described the 3rd power splitter is connected in source with point frequently with comb spectrum generator successively.
The beneficial effects of the utility model are: this ultra broadband receiving front-end module can be realized 0.8GHz-18GHz ultra-broadband signal is carried out to filtering and amplification in conjunction with super-broadband tech; Its index that also possesses skills is high, compatible good, ultra-low noise, volume, weight, power consumption are little, ultra broadband, environmental suitability and reliability is strong, noise factor is little, safety and the advantage such as be simple and easy to use.
Accompanying drawing explanation
Fig. 1 is the theory diagram of ultra broadband receiving front-end module.
Embodiment
As shown in Figure 1, this ultra broadband receiving front-end module comprises coupler, attenuator, the first amplifier and the first power splitter; Described coupler is connected with the 3rd power splitter with the first amplifier respectively, and the first power splitter is connected with the 5th band pass filter with the first amplifier, first detector, the 3rd low pass filter, the 3rd band pass filter, four-tape bandpass filter respectively;
Described the 3rd band pass filter, four-tape bandpass filter are all connected with frequency mixer with the 5th band pass filter; Described attenuator is connected with the first low pass filter with the 3rd low pass filter respectively, and the output of described the first low pass filter is connected with the second power splitter with the 3rd amplifier, the 4th amplifier, the second low pass filter successively; Described the second power splitter is connected with second detector;
The output of described frequency mixer is connected with the first low pass filter with the second amplifier, and the second amplifier is connected with the second band pass filter with the first band pass filter respectively, and the output of the first band pass filter and the second band pass filter is all connected with the 3rd power splitter; The output of described the 3rd power splitter is connected in source with point frequently with comb spectrum generator successively.
In order to adapt to the hand-off process between different broadband signals, this ultra broadband receiving front-end module also comprises hilted broadsword four throw switches, SP3T switch, the first single-pole double-throw switch (SPDT), the second single-pole double-throw switch (SPDT) and the 3rd single-pole double-throw switch (SPDT); Described hilted broadsword four throw switch one end are connected with the first power splitter, and the other end is connected with the 5th band pass filter with the 3rd low pass filter, the 3rd band pass filter, four-tape bandpass filter respectively; Described SP3T switch one end is connected with frequency mixer, and the other end is connected with the 3rd band pass filter, four-tape bandpass filter and the 5th band pass filter respectively; Described the first single-pole double-throw switch (SPDT) is connected with the 3rd power splitter, the first band pass filter and the second band pass filter respectively; Described the second single-pole double-throw switch (SPDT) is connected with the second amplifier, the first band pass filter and the second band pass filter respectively; Described the 3rd single-pole double-throw switch (SPDT) is connected with attenuator, frequency mixer and the first low pass filter respectively.
Although by reference to the accompanying drawings embodiment of the present utility model is described in detail, should not be construed as the restriction to the protection range of this patent.In the described scope of claims, the various modifications that those skilled in the art can make without creative work and distortion still belong to the protection range of this patent.
Claims (4)
1. a ultra broadband receiving front-end module, is characterized in that: comprise coupler, attenuator, the first amplifier and the first power splitter; Described coupler is connected with the 3rd power splitter with the first amplifier respectively, and the first power splitter is connected with the 5th band pass filter with the first amplifier, first detector, the 3rd low pass filter, the 3rd band pass filter, four-tape bandpass filter respectively;
Described the 3rd band pass filter, four-tape bandpass filter are all connected with frequency mixer with the 5th band pass filter; Described attenuator is connected with the first low pass filter with the 3rd low pass filter respectively, and the output of described the first low pass filter is connected with the second power splitter with the 3rd amplifier, the 4th amplifier, the second low pass filter successively; Described the second power splitter is connected with second detector;
The output of described frequency mixer is connected with the first low pass filter with the second amplifier, and the second amplifier is connected with the second band pass filter with the first band pass filter respectively, and the output of the first band pass filter and the second band pass filter is all connected with the 3rd power splitter; The output of described the 3rd power splitter is connected in source with point frequently with comb spectrum generator successively.
2. ultra broadband receiving front-end module according to claim 1, it is characterized in that: also comprise hilted broadsword four throw switches, its one end is connected with the first power splitter, and the other end is connected with the 5th band pass filter with the 3rd low pass filter, the 3rd band pass filter, four-tape bandpass filter respectively.
3. ultra broadband receiving front-end module according to claim 1, is characterized in that: also comprise a SP3T switch, its one end is connected with frequency mixer, and the other end is connected with the 3rd band pass filter, four-tape bandpass filter and the 5th band pass filter respectively.
4. ultra broadband receiving front-end module according to claim 1, it is characterized in that: also comprise the first single-pole double-throw switch (SPDT), the second single-pole double-throw switch (SPDT) and the 3rd single-pole double-throw switch (SPDT), described the first single-pole double-throw switch (SPDT) is connected with the 3rd power splitter, the first band pass filter and the second band pass filter respectively; Described the second single-pole double-throw switch (SPDT) is connected with the second amplifier, the first band pass filter and the second band pass filter respectively; Described the 3rd single-pole double-throw switch (SPDT) is connected with attenuator, frequency mixer and the first low pass filter respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320579209.9U CN203457144U (en) | 2013-09-18 | 2013-09-18 | Ultra wide band receiving front-end module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320579209.9U CN203457144U (en) | 2013-09-18 | 2013-09-18 | Ultra wide band receiving front-end module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203457144U true CN203457144U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320579209.9U Expired - Lifetime CN203457144U (en) | 2013-09-18 | 2013-09-18 | Ultra wide band receiving front-end module |
Country Status (1)
| Country | Link |
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| CN (1) | CN203457144U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104953973A (en) * | 2015-07-14 | 2015-09-30 | 南京理工大学 | VHF (very high frequency) &UHF (ultra high frequency) band type miniature microwave filter bank |
| CN105119031A (en) * | 2015-08-27 | 2015-12-02 | 南京理工大学 | One-out-three minisize microwave filter set in VHF waveband and UHF waveband |
| CN105206902A (en) * | 2015-09-01 | 2015-12-30 | 南京理工大学 | UHF, L and Ku band mixed miniature microwave filter group |
| CN105742764A (en) * | 2015-09-01 | 2016-07-06 | 南京理工大学 | UHF (ultra high frequency), L-wave band and S-wave band hybrid miniature microwave filter bank |
| CN106099276A (en) * | 2016-06-01 | 2016-11-09 | 南京理工大学 | SHF wave band three frequency switchable filter group |
| CN108092680A (en) * | 2016-11-23 | 2018-05-29 | 北京遥感设备研究所 | A kind of linear Larger Dynamic receiver for data-link |
-
2013
- 2013-09-18 CN CN201320579209.9U patent/CN203457144U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104953973A (en) * | 2015-07-14 | 2015-09-30 | 南京理工大学 | VHF (very high frequency) &UHF (ultra high frequency) band type miniature microwave filter bank |
| CN105119031A (en) * | 2015-08-27 | 2015-12-02 | 南京理工大学 | One-out-three minisize microwave filter set in VHF waveband and UHF waveband |
| CN105206902A (en) * | 2015-09-01 | 2015-12-30 | 南京理工大学 | UHF, L and Ku band mixed miniature microwave filter group |
| CN105742764A (en) * | 2015-09-01 | 2016-07-06 | 南京理工大学 | UHF (ultra high frequency), L-wave band and S-wave band hybrid miniature microwave filter bank |
| CN106099276A (en) * | 2016-06-01 | 2016-11-09 | 南京理工大学 | SHF wave band three frequency switchable filter group |
| CN108092680A (en) * | 2016-11-23 | 2018-05-29 | 北京遥感设备研究所 | A kind of linear Larger Dynamic receiver for data-link |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140226 |
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| CX01 | Expiry of patent term |