CN202395757U - 3mm-wave high-power transmitter - Google Patents
3mm-wave high-power transmitter Download PDFInfo
- Publication number
- CN202395757U CN202395757U CN 201120551778 CN201120551778U CN202395757U CN 202395757 U CN202395757 U CN 202395757U CN 201120551778 CN201120551778 CN 201120551778 CN 201120551778 U CN201120551778 U CN 201120551778U CN 202395757 U CN202395757 U CN 202395757U
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- band
- wave
- frequency
- wave band
- power amplifier
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Abstract
The utility model discloses a 3mm-wave high-power transmitter which comprises an S frequency band uplink channel, a Ku frequency band frequency synthesizer, six frequency multipliers, a first 3mm-wave-band band-pass filter, a second 3mm-wave-band band-pass filter, a 3mm-wave-band directional coupler, a 3mm-wave-band frequency mixer, a 3mm-wave-band middle-power amplifier, a 3mm-wave-band distributed klystron power amplifier, a secondary power supply unit, a control signal conversion plate and a 100MHz frequency reference source. Transmitter components are distributed in two layers, the first layer is a 3mm-wave-band millimeter wave part, and the second layer is a middle frequency part. According to the utility model, the 3mm-wave-band distributed klystron power amplifier is pushed by the middle-power amplifier, a millimeter wave signal with the output power as high as 2000W is sent to a transmitting antenna, and the high-power index of a 3mm-wave transmitter is realized; and meanwhile, an integral structural design is adopted, miniaturization of main components is realized by adopting an MIC (microwave integrated circuit) technology, and the integration level is high.
Description
Technical field
The utility model belongs to the microwave transmission system technical field, particularly a kind of high-power transmitter that is applied in the millimeter wave emission system.
Background technology
Along with the develop rapidly of modern electronic technology, the development of various electronic systems is also more and more faster, and operating frequency is increasingly high, and the millimeter wave electronic system obtains increasing application.The 3mm wave band has shorter wavelength, less propagation attenuation, is very important frequency range in the millimeter wave.Along with in ever-increasing application demands in aspect such as 3mm band communication, radar, electronic countermeasuress, the research of 3mm wave band millimeter wave transmitter has been caused people's great interest.
As the important component part in the microwave and millimeter wave system, the effect of transmitter is that intermediate-freuqncy signal up-conversion to the 3mm waveband radio frequency signal of lower frequency is exported to transmission antennas transmit after power amplification.The quality of its performance will produce directly influence to the performance of whole 3mm wave band electronic system, and the 3mm wave band high-power transmitter of therefore studying function admirable has important practice significance to the improvement of systematic function.Pair development and production of 3mm ripple high-power transmitter are not arranged at present both at home and abroad as yet.
The utility model content
The technology of the utility model is dealt with problems and is: overcome the prior art deficiency, the 3mm ripple that a kind of power is big, integrated level is high high-power transmitter is provided.
The technical solution of the utility model is: 3mm ripple high-power transmitter comprises S frequency range up channel, Ku band frequency synthesizer, six frequency multipliers, a 3mm wave band band pass filter, the 2nd 3mm wave band band pass filter, 3mm wave band directional coupler, 3mm wave band frequency mixer, 3mm wave band intermediate power amplifier, the band distributed klystron power amplifier of 3mm, secondary power supply unit and control signal change-over panel and 100MHz frequency reference source; 100MHz frequency reference source is that S frequency range up channel, Ku band frequency synthesizer provide a reference source signal; The intermediate-freuqncy signal that S frequency range up channel partly provides Digital Signal Processing up-converts to the S frequency band signals; This signal produces 3mm wave band millimeter wave signal with single-carrier signal six frequencys multiplication, the filtered 3mm wave band local oscillation signal mixing that Ku band frequency synthesizer produces again; Through giving the band distributed klystron power amplifier of 3mm after filtering, the middle power amplification, the output signal of power amplifier is launched via antenna; Each assembly of said transmitter is by two-layer distribution; Ground floor is a 3mm wave band millimeter wave part, comprises six frequency multipliers, a 3mm wave band band pass filter, 3mm wave band directional coupler, 3mm wave band frequency mixer, the 2nd 3mm wave band band pass filter, 3mm wave band intermediate power amplifier; The second layer is an intermediate-frequency section, comprises Ku band frequency synthesizer, S frequency range up channel, 100MHz frequency reference source, secondary power supply unit and control signal change-over panel; Interconnected intermediate-freuqncy signal uses coaxial cable to connect between two-layer, and interconnected power supply and control signal use lead to connect; The distributed klystron power amplifier of 3mm ripple is because volume is bigger, and single one-tenth structure is connected through the waveguide of 3mm wave band with the transmitter cabinet.
A said 3mm wave band band pass filter and the 2nd 3mm wave band band pass filter adopt the design of waveguide stereochemical structure, select the filter construction form of " E face fin line ".
Said 3mm wave band intermediate power amplifier uses 3mm band amplifier microwave integrated circuit chip, adopts MIC technology.
Constant-temperature crystal oscillator is selected in said 100MHz frequency reference source for use.
The utility model beneficial effect compared with prior art is:
1. the utility model adopts integrated structure design; Critical piece adopts MIC (microwave integrated circuit) technology to realize miniaturization, and millimeter wave part and intermediate-frequency section are divided into two-layerly on the structure, and ground floor is a 3mm wave band millimeter wave part; The second layer is an intermediate-frequency section; Interconnected intermediate-freuqncy signal uses coaxial cable to connect between two-layer, and interconnected power supply and control signal use lead to connect, and integrated level is high.
2. the 3mm wave band band pass filter of the utility model adopts the design of waveguide stereochemical structure; Select the filter construction form of " E face fin line "; This mode filter agent structure realizes that based on hybrid integrated circuit technology machining accuracy is high, when having microstrip circuit planar structure characteristics; The height that has the simple metal waveguiding structure concurrently ends, low loss characteristic, has improved transmitter performance.
3. the utility model promotes the band distributed klystron power amplifier of 3mm through the intermediate power amplifier that adopts the realization of MIC (microwave integrated circuit) technology; Power output is given transmitting antenna up to the millimeter-wave signal of 2000W, has realized the high power index of 3mm wave transmitter.
Description of drawings
Fig. 1 is the function composition frame chart of the utility model;
Fig. 2 is the sketch map of the utility model topology layout ground floor;
Fig. 3 is the sketch map of the utility model topology layout second layer.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Like Fig. 1; The 3mm ripple high-power transmitter of the utility model comprises S frequency range up channel, Ku band frequency synthesizer, six frequency multipliers, a 3mm wave band band pass filter, 3mm wave band directional coupler, 3mm wave band frequency mixer, the 2nd 3mm wave band band pass filter, 3mm wave band intermediate power amplifier, the band distributed klystron power amplifier of 3mm, secondary power supply unit and control signal change-over panel and 100MHz frequency reference source.
100MHz frequency reference source is that S frequency range up channel, Ku band frequency synthesizer provide a reference source signal; The intermediate-freuqncy signal that S frequency range up channel partly provides Digital Signal Processing up-converts to the S frequency band signals; This signal produces 3mm wave band millimeter wave signal with single-carrier signal six frequencys multiplication, the filtered 3mm wave band local oscillation signal mixing that Ku band frequency synthesizer produces again; Through giving the band distributed klystron power amplifier of 3mm after filtering, the middle power amplification, the output signal of power amplifier is launched via antenna; First, second 3mm wave band band pass filter is used for the clutter of filtering 3mm wave band local oscillator and signal, and 3mm wave band directional coupler one road 3mm wave band local oscillation signal that is coupled out is used for the system monitoring operating state; 100MHz frequency reference source provides a reference source signal for system's each several part.3mm ripple high-power transmitter secondary power supply unit is that each unit of system provides required DC power supply.
Like Fig. 2, shown in Figure 3, be the mechanical connection relation of the utility model 3mm ripple high-power transmitter.The structure of 3mm ripple high-power transmitter adopts integrated design, and millimeter wave part and intermediate-frequency section are divided into two-layer.Ground floor is a 3mm wave band millimeter wave part, comprises six frequency multipliers 1, a 3mm wave band band pass filter 2,3mm ripple directional coupler 3,3mm wave mixing device 4, the 2nd 3mm wave band band pass filter 5,3mm ripple intermediate power amplifier 6; The second layer is an intermediate-frequency section, comprises Ku band frequency synthesizer 7, S frequency range up channel 8,100MHz frequency reference source 9, secondary power supply unit and control signal change-over panel 10.Interconnected intermediate-freuqncy signal uses coaxial cable to connect between two-layer, and interconnected power supply and control signal use lead to connect.The distributed klystron power amplifier 11 of 3mm ripple is because volume is bigger, and single one-tenth structure is connected through the waveguide of 3mm wave band with the transmitter cabinet.
Six frequency multipliers 1 of the utility model carry out active six frequencys multiplication with the source signal that Ku band frequency synthesizer 7 produces, and are respectively transmitter, receiver provides 3mm wave band local oscillation signal.
This practical 3mm wave band band pass filter 2, the 2nd 3mm wave band band pass filter 3 adopt the design of waveguide stereochemical structures, select the filter construction form of " E face fin line ".This mode filter agent structure realizes that based on hybrid integrated circuit technology machining accuracy is high more than machining, and when having microstrip circuit planar structure characteristics, the height that has the simple metal waveguiding structure concurrently ends, low loss characteristic.
The 3mm wave band intermediate power amplifier 6 of the utility model uses 3mm band amplifier microwave integrated circuit chip, adopts MIC technology.In design,,, make amplifier input terminal impedance and genertor impedance coupling at input matching network of input design for the power gain that obtains requiring; At output matching network of output design of amplifier, make the output impedance and the load impedance coupling of amplifier.
The band distributed klystron power amplifier 11 of the 3mm of the utility model comprises distributed klystron Power Amplifier Unit, high voltage source and controller.High voltage source is that power amplifier provides work required high voltage, and controller carries out control operation to the operating state of power amplifier.
The constant-temperature crystal oscillator that phase noise is low, stability is good is selected in the 100MHz frequency reference source 9 of the utility model for use, is divided into five the tunnel and supplies system's each several part to use.
Above content is the detailed description that combines concrete preferred case study on implementation that the utility model is done, and can not assert that the utility model practical implementation only limits to these explanations.For the said those skilled in the art of the utility model; Under the prerequisite that does not break away from the utility model design; To each building block of the utility model, position relation and connected mode under the situation that does not change its function; The equivalent transformation that carries out or substitute also falls into the protection range of the utility model.
The undocumented technology of the utility model belongs to techniques well known.
Claims (4)
1.3mm the ripple high-power transmitter is characterized in that: comprise S frequency range up channel (8), Ku band frequency synthesizer (7), six frequency multipliers (1), a 3mm wave band band pass filter (2), the 2nd 3mm wave band band pass filter (5), 3mm wave band directional coupler (3), 3mm wave band frequency mixer (4), 3mm wave band intermediate power amplifier (6), the band distributed klystron power amplifier of 3mm (11), secondary power supply unit and control signal change-over panel (10) and 100MHz frequency reference source (9); Each assembly of said transmitter is by two-layer distribution; Ground floor is a 3mm wave band millimeter wave part, comprises six frequency multipliers (1), a 3mm wave band band pass filter (2), 3mm wave band directional coupler (3), 3mm wave band frequency mixer (4), the 2nd 3mm wave band band pass filter (5), 3mm wave band intermediate power amplifier (6); The second layer is an intermediate-frequency section, comprises Ku band frequency synthesizer (7), S frequency range up channel (8), 100MHz frequency reference source (9), secondary power supply unit and control signal change-over panel (10); Interconnected intermediate-freuqncy signal uses coaxial cable to connect between two-layer, and interconnected power supply and control signal use lead to connect; The distributed klystron power amplifier of 3mm ripple (11) is connected through the waveguide of 3mm wave band with the transmitter cabinet; 100MHz frequency reference source (9) is that S frequency range up channel (8), Ku band frequency synthesizer (7) provide a reference source signal; The intermediate-freuqncy signal that S frequency range up channel (8) partly provides Digital Signal Processing up-converts to the S frequency band signals; This signal produces 3mm wave band millimeter wave signal with single-carrier signal six frequencys multiplication, the filtered 3mm wave band local oscillation signal mixing that Ku band frequency synthesizer (7) produces again; Through giving the band distributed klystron power amplifier of 3mm (11) after filtering, the middle power amplification, the band distributed klystron power amplifier of 3mm (11) output signal is launched via antenna.
2. according to the 3mm ripple high-power transmitter of claim 1, it is characterized in that: a said 3mm wave band band pass filter (2) and the 2nd 3mm wave band band pass filter (5) adopt the design of waveguide stereochemical structure, select the filter construction form of " E face fin line ".
3. according to the 3mm ripple high-power transmitter of claim 1, it is characterized in that: said 3mm wave band intermediate power amplifier (6) uses 3mm band amplifier microwave integrated circuit chip, adopts MIC technology.
4. according to the 3mm ripple high-power transmitter of claim 1, it is characterized in that: constant-temperature crystal oscillator is selected in said 100MHz frequency reference source (9) for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120551778 CN202395757U (en) | 2011-12-23 | 2011-12-23 | 3mm-wave high-power transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120551778 CN202395757U (en) | 2011-12-23 | 2011-12-23 | 3mm-wave high-power transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202395757U true CN202395757U (en) | 2012-08-22 |
Family
ID=46670656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120551778 Expired - Lifetime CN202395757U (en) | 2011-12-23 | 2011-12-23 | 3mm-wave high-power transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202395757U (en) |
-
2011
- 2011-12-23 CN CN 201120551778 patent/CN202395757U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120822 |