CN210246696U - Millimeter wave amplitude-phase consistent dual-channel down-conversion assembly - Google Patents
Millimeter wave amplitude-phase consistent dual-channel down-conversion assembly Download PDFInfo
- Publication number
- CN210246696U CN210246696U CN201920873509.5U CN201920873509U CN210246696U CN 210246696 U CN210246696 U CN 210246696U CN 201920873509 U CN201920873509 U CN 201920873509U CN 210246696 U CN210246696 U CN 210246696U
- Authority
- CN
- China
- Prior art keywords
- phase
- amplification
- band
- pass
- filter
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a millimeter wave amplitude and phase is unanimous binary channels down conversion subassembly, amplify phase shift switch filtering attenuation combination, first mixer, first band-pass amplifies phase shift attenuation combination, third mixer, first band-pass amplifies programme-controlled amplification attenuation combination, first wave filter, first looks ware, first frequency multiplier amplifier, first merit divides the ware, second frequency multiplier amplifier, second looks ware, second wave filter, third looks ware, first low noise amplifier, the second merit divides the ware, second low noise amplifier, fourth looks ware, fourth wave filter, second programme-controlled radio frequency amplifies phase shift switch filtering attenuation combination, second mixer, second band-pass amplifies phase shift attenuation combination, fourth wave mixer, second band-pass programme-controlled amplification attenuation combination; amplitude phase consistency between two channels of the millimeter wave frequency conversion component is realized through symmetrical circuit design and layout design.
Description
Technical Field
The utility model belongs to the technical field of the microwave, especially a millimeter wave amplitude phase is unanimous binary channels down conversion subassembly.
Background
In microwave and millimeter wave transceiving systems, the performance of a frequency conversion component plays an important role in the whole system. The frequency conversion component converts the received millimeter wave signal into a baseband signal for post-processing, or converts the baseband signal for transmission.
In a system for realizing direction finding through millimeter wave combined difference beams, two paths of millimeter wave signals need to be subjected to down conversion simultaneously, and requirements on amplitude phase consistency, stray and the like of two frequency conversion channels are high.
At present, no open technology relates to a millimeter wave amplitude-phase consistent dual-channel down-conversion technology.
In view of this, the utility model provides a millimeter wave amplitude and phase uniformity binary channels down conversion subassembly has characteristics such as good, the stray is low of amplitude and phase uniformity between two passageways in the subassembly.
Disclosure of Invention
An object of the utility model is to provide a millimeter wave amplitude and phase uniformity binary channels down conversion subassembly, amplitude and phase uniformity is good, stray low between two passageways in the subassembly.
Realize the utility model discloses the technical solution of purpose is: a millimeter wave amplitude-phase consistent dual channel down conversion assembly comprising: the first programmable radio frequency amplification phase-shifting switch filtering attenuation combination, a first mixer, a first band-pass amplification phase-shifting attenuation combination, a third mixer, a first band-pass programmable amplification attenuation combination, a first filter, a first phase shifter, a first frequency multiplier amplifier, a first power divider, a second frequency multiplier, a second phase shifter, a second filter, a third phase shifter, a first low noise amplifier, a second power divider, a second low noise amplifier, a fourth phase shifter, a fourth filter, a second programmable radio frequency amplification phase-shifting switch filtering attenuation combination, a second mixer, a second band-pass amplification phase-shifting attenuation combination, a fourth mixer and a second band-pass programmable amplification attenuation combination; the externally provided 12-15 GHz local oscillation signal is divided into two paths of 12-15 GHz local oscillation signals by the first power divider, the first path of 12-15 GHz local oscillation signal is sent to the first frequency mixer to be mixed with the first path of 32-37GHz signal processed by the first program-controlled radio frequency amplification switch filtering attenuation combination after passing through the first frequency doubling amplifier, the first phase shifter and the first filter, the signal after frequency mixing is processed by the first band-pass amplification phase-shifting attenuation combination to complete the first down-conversion of the first path of channel, the second path of 12-15 GHz local oscillation signal is sent to the second frequency mixer to be mixed with the second path of 32-37GHz signal processed by the second program-controlled radio frequency amplification switch filtering attenuation combination after passing through the second frequency doubling amplifier, the second phase shifter and the second filter, and the signal after frequency mixing is processed by the second program-controlled radio frequency amplification switch filtering attenuation combination, finishing the first down-conversion of the second channel; the externally provided 7GHz local oscillator is divided into two paths of 7GHz local oscillator signals by the second power divider, the first path of 7GHz local oscillator signals passes through the first low-noise amplifier, the third phase shifter and the third filter, then is sent to the third mixer to be mixed with the first down-conversion signal processed by the first band-pass amplification, phase-shift and attenuation combination, the mixed signals are processed by the first band-pass program-controlled amplification, attenuation and combination to complete the second down-conversion, the first path of 710-1210M down-conversion signals are sent out, the second path of 7GHz local oscillator signals passes through the second low-noise amplifier, the fourth phase shifter and the fourth filter, then is sent to the fourth mixer to be mixed with the first down-conversion signal processed by the second band-pass amplification, phase-shift and attenuation combination, and the mixed signals are processed by the second band-pass program-controlled amplification, attenuation and combination to complete the second down-conversion, and sending out second paths 710-1210M of the down-converted signals.
The first programmable radio frequency amplification phase-shifting switch filtering attenuation combination, the first frequency mixer, the first band-pass amplification phase-shifting attenuation combination, the third frequency mixer, the first band-pass programmable amplification attenuation combination, the first filter, the first phase shifter, the first frequency multiplier amplifier, the third filter, the third phase shifter and the first low-noise amplifier form down-conversion of the first channel, the second programmable radio frequency amplification phase-shifting switch filtering attenuation combination, the second frequency mixer, the second band-pass amplification phase-shifting attenuation combination, the fourth frequency mixer, the second band-pass programmable amplification attenuation combination, the second frequency multiplier, the second phase shifter, the second filter, the second low-noise amplifier, the fourth phase shifter and the fourth filter form down-conversion of the second channel, and frequency conversion circuits of the two channels are completely the same.
The filtering attenuation combination of the first program-controlled radio-frequency amplification phase-shifting switch is internally provided with a first-stage program control, a low-noise amplifier and a second-stage program control which are sequentially connected in series, so that the dynamic adaptive range of the processed signals is improved; the filtering attenuation combination of the second program-controlled radio frequency amplification phase-shifting switch is internally provided with a first-stage program control, a low-noise amplifier and a second-stage program control which are sequentially connected in series, so that the dynamic adaptive range of the processed signals is improved.
A phase shifter is connected in series after the second-level program control in the first program control radio frequency amplification phase-shifting switch filtering attenuation combination and is used for adjusting the phase error between the two channels and improving the phase consistency of the two channels; and a phase shifter is connected in series after the second-stage program control in the second program control radio frequency amplification phase-shifting switch filtering attenuation combination and is used for adjusting the phase error between the two channels and improving the phase consistency of the two channels. In addition, the 12-15 GHz local oscillation signals are divided into two paths of signals by the first power divider and then pass through the phase shifter connected in series between the frequency doubling amplifier and the filter before frequency mixing, so that the phase error between the two channels can be adjusted, and the phase consistency of the two channels can be improved. Similarly, the 7GHz local oscillation signal is divided into two paths of signals by the second power divider, and then passes through the phase shifter connected in series between the low noise amplifier and the filter before frequency mixing, so as to adjust the phase error between the two channels and improve the phase consistency of the two channels.
The filtering attenuation combination of the first program-controlled radio-frequency amplification phase-shifting switch realizes the segmentation of the filter through the combination of a single-pole double-throw switch, a 32-34.5 GHz filter and a 34-37 GHz filter; the filtering attenuation combination of the second program-controlled radio frequency amplification phase-shifting switch realizes the segmentation of the filter through the combination of the single-pole double-throw switch, the 32-34.5 GHz filter and the 34-37 GHz filter, and the signal stray is reduced through the segmentation of the filter.
A phase shifter is connected in series between the low noise amplifier and the attenuator in the first bandpass amplification phase-shifting attenuation combination, so that the phase difference between channels caused by device consistency, process problems and the like can be adjusted; a phase shifter is connected in series between the low-noise amplifier and the attenuator in the second band-pass amplification phase-shifting attenuation combination, so that phase difference generated by device consistency, process problems and the like among channels can be adjusted, and better phase consistency is realized.
The first bandpass program-controlled amplification attenuation combination is internally connected with a program-controlled low-noise amplifier, an attenuator and a low-noise amplifier in series, and amplitude difference between channels caused by device consistency, process problems and the like can be adjusted; the second band-pass program-controlled amplification attenuation combination is internally connected with a program-controlled low-noise amplifier, an attenuator and a low-noise amplifier in series, amplitude difference between channels caused by device consistency, process problems and the like can be adjusted, and better amplitude consistency is realized.
Two stages of 710-1210 MHz band-pass filtering are arranged in the first band-pass program-controlled amplification attenuation combination, and stray signals are reduced by processing band-pass, attenuation, low-noise amplification and band-pass again of frequency-variable signals; two stages of 710-1210 MHz band-pass filtering are arranged in the second band-pass program-controlled amplification attenuation combination, and stray of signals is reduced through processing of band-pass, attenuation, low-noise amplification and band-pass again of frequency-variable signals.
Has the advantages that:
1. the breadth phase consistency is good: the dual-channel down-conversion circuit of the dual-channel down-conversion component with consistent millimeter wave amplitude and phase is completely the same, and the circuit layout and parameters are consistent, so that the foundation with consistent amplitude and phase is ensured; a phase shifter is arranged in each down-conversion channel, so that phase difference generated by device consistency, process problems and the like can be adjusted, and better phase consistency is realized; each down-conversion channel is internally provided with cascaded program control and low-noise amplification, so that amplitude difference generated by device consistency, process problems and the like can be adjusted, and better amplitude consistency is realized.
2. Stray is low: the millimeter wave amplitude-phase consistent dual-channel down-conversion component realizes a segmented filter through the combination of the single-pole double-throw switch, the 32-34.5 GHz filter and the 34-37 GHz filter during signal filtering before first down-conversion, and reduces signal stray; and the output after the second down conversion is subjected to two-stage 710-1210 MHz band-pass filtering, and the stray of the signals is reduced by processing the band-pass, attenuation, low-noise amplification and band-pass again of the frequency conversion signals.
The utility model discloses a millimeter wave amplitude and phase consistent binary channels down conversion subassembly has characteristics such as good, the stray low of amplitude and phase consistency between two passageways in the subassembly.
Drawings
Fig. 1 is the utility model discloses a millimeter wave amplitude phase is unanimous binary channels down conversion subassembly functional block diagram.
Fig. 2 is the utility model discloses a millimeter wave amplitude phase is unanimous in the binary channels down conversion subassembly first programme-controlled radio frequency amplify shift switch filter attenuation combination, the second programme-controlled radio frequency amplify shift switch filter attenuation combination's functional block diagram.
Fig. 3 is a schematic block diagram of the first band-pass amplification phase-shift attenuation combination and the second band-pass amplification phase-shift attenuation combination in the millimeter wave amplitude-phase consistent dual-channel down-conversion module of the present invention.
Fig. 4 is the schematic block diagram of the first band-pass program-controlled amplification attenuation combination and the second band-pass program-controlled amplification attenuation combination in the millimeter wave amplitude-phase consistent dual-channel down-conversion assembly of the present invention.
Fig. 5 is a phase diagram of the millimeter wave amplitude-phase consistent dual-channel down-conversion module during 32GHz operation between two channels.
Fig. 6 is a phase diagram of the millimeter wave amplitude-phase consistent dual-channel down-conversion module during 36GHz operation between two channels.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the utility model discloses a millimeter wave amplitude phase is unanimous binary channels down the conversion subassembly includes:
the device comprises a first program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (1), a first mixer (2), a first band-pass amplification phase-shifting attenuation combination (3), a third mixer (4), a first band-pass program-controlled amplification attenuation combination (5), a first filter (6), a first phase shifter (7), a first frequency multiplication amplifier (8), a first power divider (9), a second frequency multiplication amplifier (10), a second phase shifter (11), a second filter (12), a third filter (13), a third phase shifter (14), a first low-noise amplifier (15), a second power divider (16), a second low-noise amplifier (17), a fourth phase shifter (18), a fourth filter (19), a second radio frequency amplification phase-shifting switch filtering attenuation combination (20), a second mixer (21), a second band-pass amplification phase-shifting attenuation combination (22), a fourth mixer (23), A second bandpass programmed amplification attenuation bank (24); the externally provided 12-15 GHz local oscillation signal is divided into two paths of 12-15 GHz local oscillation signals by the first power divider (9), the first path of 12-15 GHz local oscillation signal is sent to the first mixer (2) to be mixed with the first path of 32-37GHz signal processed by the first programmable radio frequency amplification switch filtering attenuation combination (1) after passing through the first frequency multiplier amplifier (8), the first phase shifter (7) and the first filter (6), the mixed signal is processed by the first band-pass amplification phase-shifting attenuation combination (3) to finish the first down conversion of the first path channel, the second path of 12-15 GHz local oscillation signal is sent to the second mixer (21) to be mixed with the second path of 32-37GHz signal processed by the second programmable radio frequency amplification switch filtering attenuation combination (20) after passing through the second frequency multiplier (10), the second phase shifter (11) and the second filter (12), the mixed signal is processed by the second band-pass amplification phase-shifting attenuation combination (22) to complete the first down-conversion of the second channel; the externally provided 7GHz local oscillator is divided into two paths of 7GHz local oscillator signals by the second power divider (16), the first path of 7GHz local oscillator signal is sent to the third mixer (4) to be mixed with the first down-conversion signal processed by the first band-pass amplification and phase-shift attenuation combination (3) after passing through the first low-noise amplifier (15), the third phase shifter (14) and the third filter (13), the mixed signal is processed by the first band-pass program control amplification and attenuation combination (5) to complete the second down-conversion, the first path of 710-1210M down-conversion signal is sent out, the second path of 7GHz local oscillator signal is sent to the fourth mixer (23) to be mixed with the first down-conversion signal processed by the second band-pass amplification and phase-shift attenuation combination (22) after passing through the second low-noise amplifier (17), the fourth phase shifter (18) and the fourth filter (19), and the mixed signals are processed by the second band-pass program-controlled amplification attenuation combination (24) to complete second down-conversion, and second paths of 710-1210M down-conversion signals are sent out.
The first program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (1), the first frequency mixer (2), the first band-pass amplification phase-shifting attenuation combination (3), the third frequency mixer (4), the first band-pass program amplification attenuation combination (5), the first filter (6), the first phase shifter (7), the first frequency doubling amplifier (8), the third filter (13), the third phase shifter (14) and the first low-noise amplifier (15) form down-conversion of a first channel, and the second program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (20), the second frequency mixer (21), the second band-pass amplification phase-shifting attenuation combination (22), the fourth frequency mixer (23), the second band-pass program amplification attenuation combination (24), the second frequency doubling amplifier (10), the second phase shifter (11), the second filter (12) and the second low-noise amplifier (17), The fourth phase shifter (18) and the fourth filter (19) form down conversion of the second channel, and the frequency conversion circuits of the two channels are completely the same.
The first-stage programmable A (201), the low-noise amplifier A (202) and the second-stage programmable B (203) which are sequentially connected in series are arranged in the first programmable radio frequency amplification phase-shifting switch filtering attenuation combination (1), so that the dynamic adaptive range of signals which can be processed is widened; the second programmable radio frequency amplification phase-shifting switch filtering attenuation combination (20) is internally provided with a first programmable A (201), a low noise amplifier A (202) and a second programmable B (203) which are sequentially connected in series, so that the dynamic adaptive range of the processed signals is improved.
A phase shifter A (204) is connected in series in the first program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (1) after the second-stage program control, and is used for adjusting the phase error between the two channels and improving the phase consistency of the two channels; a phase shifter A (204) is connected in series in the second program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (20) after the second-stage program control, and is used for adjusting the phase error between the two channels and improving the phase consistency of the two channels. In addition, the 12-15 GHz local oscillation signal is divided into two paths of signals by the first power divider (9), and then passes through a phase shifter connected in series between a frequency doubling amplifier and a filter before frequency mixing, so that the phase error between the two channels is adjusted, and the phase consistency of the two channels is improved. Similarly, the 7GHz local oscillation signal is divided into two paths of signals by the second power divider (16), and then passes through the phase shifter connected in series between the low noise amplifier and the filter before mixing, so as to adjust the phase error between the two channels and improve the phase consistency of the two channels.
The filtering attenuation combination (1) of the first program-controlled radio-frequency amplification phase-shifting switch realizes the segmentation of the filter through the combination of a single-pole double-throw switch A (205), a 32-34.5 GHz filter A (206) and a 34-37 GHz filter B (207); the filtering attenuation combination (20) of the second program-controlled radio frequency amplification phase-shifting switch realizes the segmentation of the filter through the combination of a single-pole double-throw switch A (205), a 32-34.5 GHz filter A (206) and a 34-37 GHz filter B (207), and the signal stray is reduced through the segmentation of the filter.
A phase shifter B (303) is connected in series between a low noise amplifier C (302) and an attenuator B (304) inside the first band-pass amplification phase-shifting attenuation combination (3), so that the phase difference generated by device consistency, process problems and the like among channels can be adjusted; a phase shifter B (303) is connected in series between a low noise amplifier C (302) and an attenuator B (304) in the second band-pass amplification phase-shifting attenuation combination (22), so that phase difference generated by device consistency, process problems and the like among channels can be adjusted, and better phase consistency is realized.
The first band-pass programmable amplification attenuation combination (5) is internally connected with a programmable C (402), a low-noise amplifier D (403), an attenuator C (404) and a low-noise amplifier E (405) in series, and amplitude difference caused by device consistency, process problems and the like among channels can be adjusted; the second band-pass program-controlled amplification attenuation combination (24) is internally connected with a program control C (402), a low-noise amplifier D (403), an attenuator C (404) and a low-noise amplifier E (405) in series, amplitude difference generated by device consistency, process problems and the like among channels can be adjusted, and good amplitude consistency is achieved.
Two stages of 710-1210 MHz band-pass filtering (401, 406) are arranged in the first band-pass program-controlled amplification attenuation combination (5), and stray signals are reduced by processing band-pass, attenuation, low-noise amplification and secondary band-pass of frequency-variable signals; two stages of 710-1210 MHz band-pass filtering (401, 406) are arranged in the second band-pass program-controlled amplification and attenuation combination (24), and stray signals are reduced by processing the band-pass, attenuation, low-noise amplification and secondary band-pass of frequency-variable signals.
As shown in fig. 2, the utility model discloses a two way programme-controlled radio frequency amplification in the consistent binary channels down conversion subassembly of millimeter wave amplitude phase shift move the combination of phase switch filtering attenuation and include: program control A (201), low noise amplifier A (202), program control B (203), phase shifter A (204), single-pole double-throw switch A (205), 32-34.5 GHz filter A (206), 34-37 GHz filter B (207), single-pole double-throw switch B (208), low noise amplifier B (209) and attenuator A (210).
And the 32-37GHz signal is sequentially transmitted to the single-pole double-throw switch A (205) through the program control A (201), the low-noise amplifier A (202), the program control B (203) and the phase shifter A (204) which are connected in series, the single-pole double-throw switch A (205) and the single-pole double-throw switch B (208) determine a switch to select the 32-34.5 GHz filter A (206) or the 34-37 GHz filter B (207) according to external frequency information, segmented filtering of input signals is realized, and signal stray is reduced.
The signal filtered by the segmented filter is sent to the low noise amplifier B (209) and the attenuator A (210) which are connected in series in sequence, so that the dynamic range of the processed signal is improved.
As shown in fig. 3, the utility model discloses a two way band-pass amplification phase shift attenuation combinations in the consistent binary channels down conversion subassembly of millimeter wave amplitude include: 7.71-8.21G band-pass filter A (301), low noise amplifier C (302), phase shifter B (303), attenuator B (304).
By means of the series phase shifter B (303) in the combination, phase differences between channels due to device uniformity, process problems, etc. can be adjusted, achieving better phase uniformity.
As shown in fig. 4, the utility model discloses two way band-pass program-controlled amplification attenuation combinations in the consistent binary channels down conversion subassembly of millimeter wave amplitude include: 710-1210M band pass filter B (401), program control C (402), low noise amplifier D (403), attenuator C (404), low noise amplifier E (405), 710-1210M band pass filter C (406).
After passing through the 710-1210 MHz band-pass filter B (401), the inside of the combination sequentially passes through the attenuation of the program control C (402), the amplification of the low-noise amplifier D (403), the attenuation of the attenuator C (404), the amplification of the low-noise amplifier E (405), and then passes through the 710-1210M band-pass filter C (406), so that the signal spurious is reduced; through multistage amplification attenuation combination, amplitude difference generated by device consistency, process problems and the like among channels can be adjusted, and better amplitude consistency is realized.
As shown in FIG. 5, it can be seen that the phase difference between the two channels of the millimeter wave amplitude-phase consistent dual-channel down-conversion component in the working process of 32.5GHz is less than or equal to +/-15 deg.
As shown in FIG. 6, it can be seen that the phase difference between the two channels of the millimeter wave amplitude-phase consistent dual-channel down-conversion component of the present invention is less than or equal to + -15 deg. when in 36.5GHz operation.
The utility model discloses a millimeter wave amplitude and phase consistent binary channels down conversion subassembly has characteristics such as good, the stray low of amplitude and phase consistency between two passageways in the subassembly.
In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A millimeter wave amplitude-phase consistent dual-channel down-conversion component is characterized by comprising: the device comprises a first program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (1), a first mixer (2), a first band-pass amplification phase-shifting attenuation combination (3), a third mixer (4), a first band-pass program-controlled amplification attenuation combination (5), a first filter (6), a first phase shifter (7), a first frequency multiplication amplifier (8), a first power divider (9), a second frequency multiplication amplifier (10), a second phase shifter (11), a second filter (12), a third filter (13), a third phase shifter (14), a first low-noise amplifier (15), a second power divider (16), a second low-noise amplifier (17), a fourth phase shifter (18), a fourth filter (19), a second radio frequency amplification phase-shifting switch filtering attenuation combination (20), a second mixer (21), a second band-pass amplification phase-shifting attenuation combination (22), a fourth mixer (23), A second bandpass programmed amplification attenuation bank (24); the externally provided 12-15 GHz local oscillation signal is divided into two paths of 12-15 GHz local oscillation signals by the first power divider (9), the first path of 12-15 GHz local oscillation signal is sent to the first mixer (2) to be mixed with the first path of 32-37GHz signal processed by the first programmable radio frequency amplification switch filtering attenuation combination (1) after passing through the first frequency multiplier amplifier (8), the first phase shifter (7) and the first filter (6), the mixed signal is processed by the first band-pass amplification phase-shifting attenuation combination (3) to finish the first down conversion of the first path channel, the second path of 12-15 GHz local oscillation signal is sent to the second mixer (21) to be mixed with the second path of 32-37GHz signal processed by the second programmable radio frequency amplification switch filtering attenuation combination (20) after passing through the second frequency multiplier (10), the second phase shifter (11) and the second filter (12), the mixed signal is processed by the second band-pass amplification phase-shifting attenuation combination (22) to complete the first down-conversion of the second channel; the externally provided 7GHz local oscillator is divided into two paths of 7GHz local oscillator signals by the second power divider (16), the first path of 7GHz local oscillator signal is sent to the third mixer (4) to be mixed with the first down-conversion signal processed by the first band-pass amplification and phase-shift attenuation combination (3) after passing through the first low-noise amplifier (15), the third phase shifter (14) and the third filter (13), the mixed signal is processed by the first band-pass program control amplification and attenuation combination (5) to complete the second down-conversion, the first path of 710-1210M down-conversion signal is sent out, the second path of 7GHz local oscillator signal is sent to the fourth mixer (23) to be mixed with the first down-conversion signal processed by the second band-pass amplification and phase-shift attenuation combination (22) after passing through the second low-noise amplifier (17), the fourth phase shifter (18) and the fourth filter (19), and the mixed signals are processed by the second band-pass program-controlled amplification attenuation combination (24) to complete second down-conversion, and second paths of 710-1210M down-conversion signals are sent out.
2. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: the first program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (1), the first frequency mixer (2), the first band-pass amplification phase-shifting attenuation combination (3), the third frequency mixer (4), the first band-pass program amplification attenuation combination (5), the first filter (6), the first phase shifter (7), the first frequency doubling amplifier (8), the third filter (13), the third phase shifter (14) and the first low-noise amplifier (15) form down-conversion of a first channel, and the second program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (20), the second frequency mixer (21), the second band-pass amplification phase-shifting attenuation combination (22), the fourth frequency mixer (23), the second band-pass program amplification attenuation combination (24), the second frequency doubling amplifier (10), the second phase shifter (11), the second filter (12) and the second low-noise amplifier (17), The fourth phase shifter (18) and the fourth filter (19) form down conversion of the second channel, and the frequency conversion circuits of the two channels are completely the same.
3. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: a first-stage programmable control A (201), a low-noise amplifier A (202) and a second-stage programmable control B (203) which are sequentially connected in series are arranged in the first programmable radio frequency amplification phase-shifting switch filtering attenuation combination (1); and a first-stage programmable A (201), a low-noise amplifier A (202) and a second-stage programmable B (203) which are sequentially connected in series are arranged in the second programmable radio frequency amplification phase-shifting switch filtering attenuation combination (20).
4. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: a phase shifter A (204) is connected in series after the second stage of program control in the first program-controlled radio frequency amplification phase-shifting switch filtering attenuation combination (1); the second programmable radio frequency amplification phase-shifting switch filtering attenuation combination (20) is internally connected with a phase shifter A (204) in series after the second stage of programming.
5. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: the 12-15 GHz local oscillation signal is divided into two paths of signals by the first power divider (9) and then passes through a phase shifter connected in series between a frequency doubling amplifier and a filter before frequency mixing.
6. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: the 7GHz local oscillator signal is divided into two paths of signals by the second power divider (16) and then passes through a phase shifter connected in series between the low noise amplifier and the filter before frequency mixing.
7. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: the filtering attenuation combination (1) of the first program-controlled radio-frequency amplification phase-shifting switch realizes the segmentation of the filter through the combination of a single-pole double-throw switch A (205), a 32-34.5 GHz filter A (206) and a 34-37 GHz filter B (207); the filtering attenuation combination (20) of the second program-controlled radio frequency amplification phase-shifting switch realizes the segmentation of the filter through the combination of a single-pole double-throw switch A (205), a 32-34.5 GHz filter A (206) and a 34-37 GHz filter B (207).
8. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: a phase shifter B (303) is connected in series between a low noise amplifier C (302) and an attenuator B (304) inside the first band-pass amplification phase-shifting attenuation combination (3); the second band-pass amplification phase-shifting attenuation combination (22) is internally connected with a phase shifter B (303) in series between a low noise amplifier C (302) and an attenuator B (304).
9. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: the first band-pass programmable amplification attenuation combination (5) is internally connected with a programmable C (402), a low noise amplifier D (403), an attenuator C (404) and a low noise amplifier E (405) in series; the second band-pass programmable amplification attenuation combination (24) is internally connected with a programmable C (402), a low noise amplifier D (403), an attenuator C (404) and a low noise amplifier E (405) in series.
10. The millimeter wave amplitude-phase consistent dual channel down conversion assembly of claim 1, wherein: two stages of 710-1210 MHz band-pass filters (401, 406) are arranged in the first band-pass program-controlled amplification attenuation combination (5); two stages of 710-1210 MHz band-pass filters (401, 406) are arranged in the second band-pass program-controlled amplification attenuation combination (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920873509.5U CN210246696U (en) | 2019-05-28 | 2019-05-28 | Millimeter wave amplitude-phase consistent dual-channel down-conversion assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920873509.5U CN210246696U (en) | 2019-05-28 | 2019-05-28 | Millimeter wave amplitude-phase consistent dual-channel down-conversion assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210246696U true CN210246696U (en) | 2020-04-03 |
Family
ID=69974687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920873509.5U Active CN210246696U (en) | 2019-05-28 | 2019-05-28 | Millimeter wave amplitude-phase consistent dual-channel down-conversion assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210246696U (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 |
| CN114465580A (en) * | 2022-04-12 | 2022-05-10 | 合肥芯谷微电子有限公司 | Ultra-wideband and millimeter wave miniaturized up-down frequency conversion module |
-
2019
- 2019-05-28 CN CN201920873509.5U patent/CN210246696U/en active Active
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 |
| CN114465580A (en) * | 2022-04-12 | 2022-05-10 | 合肥芯谷微电子有限公司 | Ultra-wideband and millimeter wave miniaturized up-down frequency conversion module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109787646B (en) | 6-18GHz amplitude-phase consistent down-conversion assembly | |
| CN113630194B (en) | X-band high-isolation radio frequency receiving and transmitting system and channel consistency calibration method thereof | |
| CA2852383C (en) | Electronically tunable filter | |
| US7983627B2 (en) | Circuit arrangement with improved decoupling | |
| CN110190861B (en) | Millimeter wave broadband receiver | |
| CN109257063B (en) | Broadband channelization transceiver | |
| CN210246696U (en) | Millimeter wave amplitude-phase consistent dual-channel down-conversion assembly | |
| CN214591434U (en) | Receiving and transmitting frequency conversion device based on high isolation | |
| CN109167608A (en) | A kind of miniaturization S-Ku wave band Ultra-Wideband RF Receiver | |
| CN213521865U (en) | Frequency conversion receiving system | |
| CN111585514A (en) | Millimeter wave down conversion subassembly | |
| CN114553329B (en) | Vector network analysis system | |
| CN109257057B (en) | Ultra-wideband superheterodyne receiving system | |
| US6628960B1 (en) | Multi-mode radio receiver | |
| CN110190815A (en) | A kind of millimeter wave Phase amplitude-matched binary channels down conversion components | |
| CN112688702A (en) | Superheterodyne cubic frequency conversion broadband receiver | |
| CN109150207B (en) | Self-mixing frequency conversion device | |
| CN100446411C (en) | Low noise frequency demultiplier | |
| CN212845922U (en) | Millimeter wave radio frequency integrated front end | |
| CN114050791A (en) | Multi-octave broadband frequency conversion assembly | |
| CN220511088U (en) | Multi-way switch filter assembly with frequency range of 3-8.4GHz | |
| KR102145700B1 (en) | Improved Linearity Mixer | |
| CN212086157U (en) | Millimeter wave down conversion subassembly | |
| CN219477941U (en) | C wave band binary channels width of cloth looks frequency conversion subassembly | |
| CN220359157U (en) | Broadband radio frequency signal spread spectrum device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A millimeter wave amplitude consistent dual channel down conversion component Effective date of registration: 20211115 Granted publication date: 20200403 Pledgee: Bank of China Limited by Share Ltd. Nanjing City South Branch Pledgor: Nanjing National Electronic Technology Co.,Ltd. Registration number: Y2021980012476 |