CN205356269U - Last frequency conversion module of ku - Google Patents
Last frequency conversion module of ku Download PDFInfo
- Publication number
- CN205356269U CN205356269U CN201521044200.3U CN201521044200U CN205356269U CN 205356269 U CN205356269 U CN 205356269U CN 201521044200 U CN201521044200 U CN 201521044200U CN 205356269 U CN205356269 U CN 205356269U
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- pass filter
- band filter
- amplifier
- switch
- frequency
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Abstract
The utility model discloses a last frequency conversion module of ku, the IF signal is accepted to a band pass filter's input, a band pass filter's the output first first detector of establishing ties in order, the 2nd band pass filter, a first amplifier, the numerical control moves the looks ware, the 3rd band pass filter, the second amplifier, digital control attenuator, a low pass filter, a low pass filter's output is connected with the intermediate frequency input of second first detector, the radio frequency output and the first RF switch of second first detector are connected, two outputs of first RF switch are connected with fourth band pass filter and the 5th band pass filter respectively, fourth band pass filter and the 5th band pass filter's output is connected with two inputs of second RF switch, the output of the second RF switch third amplifier of establishing ties in order, fourth amplifier and the 2nd low pass filter. The company is at the last frequency conversion module of ku who has phase place and range to require cost is reduced, last frequency conversion module of ku's production and R&D cycle have been shortened.
Description
Technical field
This utility model relates to a kind of Ku up-converter module.
Background technology
Traditional Ku up-converter module, particularly there is the module of phase and amplitude coherence request, the mode being generally adopted is duplicate passage design, then pass through hardware (particularly the wave filter of arrowband) debugging and reach the coherence request of phase and amplitude, so just have a greatly reduced quality on cost and debugging difficulty and productibility, often major part energy is all spent in the debugging of amplitude and phase equalization, and this just has a greatly reduced quality in the productibility of product.
Utility model content
The purpose of this utility model is in that to overcome the deficiencies in the prior art, it is provided that a kind of Ku up-converter module.
The purpose of this utility model is achieved through the following technical solutions: a kind of Ku up-converter module, it includes the first band filter, the first frequency mixer, the second band filter, the first amplifier, digital phase shifter, the 3rd band filter, the second amplifier, numerical-control attenuator, the first low pass filter, the second frequency mixer, the first radio-frequency (RF) switch, the 4th band filter, the 5th band filter, the second radio-frequency (RF) switch, the 3rd amplifier, the 4th amplifier and the second low pass filter；The input of the first band filter accepts IF signal, the outfan of the first band filter and the IF input terminal of the first frequency mixer connect, RF output end second band filter in sequential series of the first frequency mixer, first amplifier, digital phase shifter, 3rd band filter, second amplifier, numerical-control attenuator, first low pass filter, the outfan of the first low pass filter and the IF input terminal of the second frequency mixer connect, the RF output end of the second frequency mixer and the first radio-frequency (RF) switch connect, two outfans of the first radio-frequency (RF) switch are connected with the 4th band filter and the 5th band filter respectively, the outfan of the 4th band filter and the 5th band filter and two inputs of the second radio-frequency (RF) switch connect, outfan the 3rd amplifier in sequential series of the second radio-frequency (RF) switch, 4th amplifier and the second low pass filter, second low-pass filter output signal.
Described digital phase shifter model is HMC648LP6.
The model of the 4th described band filter is that JDBPF9000H2000 is or/and the model of the 5th band filter is JDBPF11000H2000.
The beneficial effects of the utility model are: this utility model aims to solve the problem that traditional traditional Ku up-converter module is there being phase and amplitude coherence request big compared with debugging difficulty time high, the technical problems such as productibility is low, with provide have that production cost is low, scheme simple, etc. key technical index is excellent, the Ku up-converter module of failure rate is low, the advantage such as safe and reliable.Reduce company's cost at the Ku up-converter module having phase and amplitude to require, shorten production and the R&D cycle of Ku up-converter module.
Accompanying drawing explanation
Fig. 1 is this utility model module frame chart.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail, but protection domain of the present utility model is not limited to the following stated.
As shown in Figure 1, a kind of Ku up-converter module, it includes the first band filter (JDCBF375H200), first frequency mixer (HMC557LC4), second band filter (JDCBF3650H200), first amplifier (HMC311SC70), digital phase shifter (HMC648LP6), 3rd band filter (JDCBF3650H200), second amplifier (HMC311SC70), numerical-control attenuator (HMC424LP3), first low pass filter (LFCN-4000+), second frequency mixer (HMC554), first radio-frequency (RF) switch (HMC347), 4th band filter (JDBPF9000H2000), 5th band filter (JDBPF11000H2000), second radio-frequency (RF) switch (HMC347), 3rd amplifier (HMC462), 4th amplifier (HMC462) and the second low pass filter (JDLPF-12000).
The input of the first band filter accepts the IF signal of input 375MHz, the outfan of the first band filter and the IF input terminal of the first frequency mixer connect, RF output end second band filter in sequential series of the first frequency mixer, first amplifier, digital phase shifter, 3rd band filter, second amplifier, numerical-control attenuator, first low pass filter, the outfan of the first low pass filter and the IF input terminal of the second frequency mixer connect, 8～12GHz signal and the first radio-frequency (RF) switch that the RF output end mixing of the second frequency mixer produces connect, two outfans of the first radio-frequency (RF) switch are connected with the 4th band filter and the 5th band filter respectively, the outfan of the 4th band filter and the 5th band filter and two inputs of the second radio-frequency (RF) switch connect, outfan the 3rd amplifier in sequential series of the second radio-frequency (RF) switch, 4th amplifier and the second low pass filter, second low-pass filter output signal.
Wherein the first frequency mixer be mixed down L011:3275MHz+17dBm, the second frequency mixer be mixed down L021:11.65GHz ~ 15.65GHz+13dBm.
Described digital phase shifter model is HMC648LP6, has phase shifting accuracy height (5.6 °), phase shift Insertion Loss change little (< 1dB), controls simple, the features such as volume is little.
The model of the 4th described band filter be JDBPF9000H2000 or/and the model of the 5th band filter is JDBPF11000H2000, there is Out-of-band rejection height, phase equalization good (< ± 3 °), the feature such as amplitude coincidence good (< 0.3dB).
The technical specification of the main realization of the present embodiment:
1. radio frequency output: 8 tunnels (8GHz～12GHz)；
2. input and output standing wave: < 2；
3. frequency synthesizer frequency step: 10MHz；
4. output signal power: > 2dBm；
5. the output assorted ratio of signal master: > 50dBc；
6. input signal power :-2dBm～5dBm；
7. Out-of-band rejection: 50dBc(10MHz～7.2GHz, 13.8GHz～18GHz)；
8. amplitude coincidence between transmission channel :≤± 1.5dB (peak-to-peak value)；
9. phase equalization between transmission channel: ± 10 ° (peak-to-peak value deducts fixed phase difference, equality of temperature condition)；
10. transmission channel inband flatness: in 200MHz, group delay fluctuation≤15ns, amplitude fluctuation≤± 1.5dB, phase stability≤± 5 °；
11. isolation between transmission channel: > 60dB.
Claims (3)
1. a Ku up-converter module, it is characterised in that: it includes the first band filter, the first frequency mixer, the second band filter, the first amplifier, digital phase shifter, the 3rd band filter, the second amplifier, numerical-control attenuator, the first low pass filter, the second frequency mixer, the first radio-frequency (RF) switch, the 4th band filter, the 5th band filter, the second radio-frequency (RF) switch, the 3rd amplifier, the 4th amplifier and the second low pass filter；The input of the first band filter accepts IF signal, the outfan of the first band filter and the IF input terminal of the first frequency mixer connect, RF output end second band filter in sequential series of the first frequency mixer, first amplifier, digital phase shifter, 3rd band filter, second amplifier, numerical-control attenuator, first low pass filter, the outfan of the first low pass filter and the IF input terminal of the second frequency mixer connect, the RF output end of the second frequency mixer and the first radio-frequency (RF) switch connect, two outfans of the first radio-frequency (RF) switch are connected with the 4th band filter and the 5th band filter respectively, the outfan of the 4th band filter and the 5th band filter and two inputs of the second radio-frequency (RF) switch connect, outfan the 3rd amplifier in sequential series of the second radio-frequency (RF) switch, 4th amplifier and the second low pass filter, second low-pass filter output signal.
2. Ku up-converter module according to claim 1, it is characterised in that: described digital phase shifter model is HMC648LP6.
3. Ku up-converter module according to claim 1, it is characterised in that: the model of the 4th described band filter is that JDBPF9000H2000 is or/and the model of the 5th band filter is JDBPF11000H2000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521044200.3U CN205356269U (en) | 2015-12-15 | 2015-12-15 | Last frequency conversion module of ku |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521044200.3U CN205356269U (en) | 2015-12-15 | 2015-12-15 | Last frequency conversion module of ku |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205356269U true CN205356269U (en) | 2016-06-29 |
Family
ID=56168255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521044200.3U Expired - Fee Related CN205356269U (en) | 2015-12-15 | 2015-12-15 | Last frequency conversion module of ku |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205356269U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110190815A (en) * | 2019-05-28 | 2019-08-30 | 南京国立电子科技有限公司 | A kind of millimeter wave Phase amplitude-matched binary channels down conversion components |
| CN115065376A (en) * | 2022-07-27 | 2022-09-16 | 成都雷通科技有限公司 | Eight-channel high-power frequency conversion TR component |
-
2015
- 2015-12-15 CN CN201521044200.3U patent/CN205356269U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110190815A (en) * | 2019-05-28 | 2019-08-30 | 南京国立电子科技有限公司 | A kind of millimeter wave Phase amplitude-matched binary channels down conversion components |
| CN115065376A (en) * | 2022-07-27 | 2022-09-16 | 成都雷通科技有限公司 | Eight-channel high-power frequency conversion TR component |
| CN115065376B (en) * | 2022-07-27 | 2022-11-25 | 成都雷通科技有限公司 | Eight-channel high-power frequency conversion TR (transmitter-receiver) assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20191215 |