CN207283506U - Eight millimeter-wave power amplifiers - Google Patents
Eight millimeter-wave power amplifiers Download PDFInfo
- Publication number
- CN207283506U CN207283506U CN201721403709.1U CN201721403709U CN207283506U CN 207283506 U CN207283506 U CN 207283506U CN 201721403709 U CN201721403709 U CN 201721403709U CN 207283506 U CN207283506 U CN 207283506U
- Authority
- CN
- China
- Prior art keywords
- power
- waveguide
- power amplifier
- millimeter
- wave
- 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
Landscapes
- Amplifiers (AREA)
Abstract
The utility model discloses a kind of eight millimeter-wave power amplifiers, radio frequency unit and control unit including interconnection, radio frequency unit includes power amplifier, power amplifier passes sequentially through coupler, isolator is connected to one end waveguide mouth of waveguide bend, and the other end waveguide mouth of waveguide bend is connected to radio frequency output interface；Coupler is also connected to master control borad by waveguide wave detector, master control borad is used to receive the detecting circuit signal that waveguide wave detector is sent, it is additionally operable to carry out detecting circuit signal data processing, and sends to display screen, display screen and be used for the present output power of real-time display coupler；Power amplifier passes sequentially through waveguide coaxial converter, coaxial cable is connected to power regulating knob on case front panel, and power regulating knob is used for the voltage for changing power amplifier control end, to realize the adjusting to power amplifier；The utility model solves the problems, such as that the inconvenience of eight millimeter wave high-power signals sets and adjusts, needs external device.
Description
【Technical field】
The utility model belongs to active microwave technical field, more particularly to a kind of eight millimeter-wave power amplifiers.
【Background technology】
At present, we it is most common to be eight millimeter-wave power amplifiers of middle low power, it uses power amplifier chip
Microwave signal is amplified, current signal power size is shown by charactron or liquid crystal display, its power generally watt level with
Under, this eight millimeter-wave power amplifiers of middle low power are only used for transmitting middle low power signal, and test dynamic range is smaller,
It can not be used in the case that Distance Test or link attenuation are very big.In addition, there is another high-power eight millimeter wave power
Amplifier, although exportable microwave high power signal, cannot be configured and adjust to power output, need in actual use
The equipment such as external variable attenuator, coupler are wanted, are used very troublesome.
【Utility model content】
The purpose of this utility model is to provide a kind of eight millimeter-wave power amplifiers, high-power to solve eight millimeter waves of transmission
Signal inconvenience sets and adjusts, needs the problem of external device.
The utility model uses following technical scheme：Eight millimeter-wave power amplifiers, including be connected with each other and be installed on machine
Radio frequency unit and control unit in case, radio frequency unit include power amplifier, and power amplifier passes sequentially through coupler, isolation
Device is connected to one end waveguide mouth of waveguide bend, and the other end waveguide mouth of waveguide bend is connected to radio frequency output interface；
Coupler is also connected to master control borad by waveguide wave detector, and master control borad is used to receive the detection that waveguide wave detector is sent
Voltage signal, is additionally operable to carry out detecting circuit signal data processing, and sends to display screen, display screen and be used for real-time display coupling
The present output power of clutch；
Power amplifier passes sequentially through waveguide coaxial converter, coaxial cable is connected to power adjusting on case front panel
Knob, power regulating knob is used for the voltage for changing power amplifier control end, to realize the adjusting to power amplifier.
Further, temperature sensor is provided with power amplifier, temperature sensor is connected to master control borad.
Further, heat sink is additionally provided with outside power amplifier, heat sink is provided outside wind turbine, and wind turbine is additionally coupled to
Master control borad.
Further, power switch, RF switch, wind turbine indicator light, display screen, work(are additionally provided with the front panel of cabinet
Rate saturation indicator light, rf input interface and handle, power switch, RF switch, wind turbine indicator light, display screen, power saturation
Indicator light is connected to master control borad.
Further, power outlet and Insurance Block are provided with cabinet rear panel；Leg is provided with the lower plate of cabinet
With wind turbine inlet and outlet；Radio frequency output interface, wind turbine inlet and outlet are provided with the side panel of cabinet.
Further, isolator is high-power broadband isolator, and is provided with heat sink.
The beneficial effects of the utility model are：The utility model has the characteristics that broadband, high-gain, high-power output,
Output power is adjusted and shown, and is internally provided with temperature detection and defencive function, and fan monitor instruction is provided with panel
Lamp.When in use, p-wire is set up eight millimeter-wave power amplifiers and operation is all very simple, and power data is intuitively shown,
The degree of automation is high, and human-computer interaction is good.
The eight millimeter-wave power amplifiers radio frequency units and control unit of the utility model, realize eight millimeter wave powers and put
The working band of big device is wide, output power, output power adjust, can the instruction of real-time display power saturation state and wind turbine therefore
Hinder the functions such as monitoring, alarming, by many merits collection with all over the body, also power amplifier gain can be carried out by the knob on cabinet
Adjust, the present output power of the equipment is shown by digitron display screen, there are two kinds of displays of dBm and W, using mechanical key
Switching, measurement are laborsaving time saving.
【Brief description of the drawings】
Fig. 1 is the overlooking the structure diagram of eight millimeter-wave power amplifiers of the utility model；
Fig. 2 is the side structure schematic view of eight millimeter-wave power amplifiers of the utility model；
Fig. 3 is the front panel structure of case schematic diagram of eight millimeter-wave power amplifiers of the utility model；
Fig. 4 is the rear panel structure of cabinet schematic diagram of eight millimeter-wave power amplifiers of the utility model；
Fig. 5 is the cabinet side panel arrangement schematic diagram of eight millimeter-wave power amplifiers of the utility model.
Wherein：1. power amplifier；2. coupler；3. isolator；4. waveguide wave detector；5. waveguide bend；7. master control borad；8.
Power supply；9. waveguide coaxial converter；10. coaxial cable；11. cabinet；15. wind turbine；17. power regulating knob；18. display screen.
【Embodiment】
The utility model is described in detail with reference to the accompanying drawings and detailed description.
The utility model discloses a kind of eight millimeter-wave power amplifiers, as shown in Figure 1, Figure 2, Figure 3 shows, including cabinet 11,
The radio frequency unit and control unit of interconnection are installed, radio frequency unit includes power amplifier 1, power amplification inside cabinet 11
Device 1 includes multi-stage power amplifier chip circuit and power synthesis device, and power amplifier 1 amplifies for power controlled power
Device, is provided with voltage-controlled attenuator in it.
Due to the output power of the power amplifier 1, when work, can produce substantial amounts of heat, therefore, power amplifier 1
Outside is additionally provided with heat sink, and heat sink is provided outside wind turbine 15, and heat sink can be by heat derives, with reference to wind turbine 15, wind turbine
Inlet and outlet accelerates the heat exchange inside and outside cabinet 11, can be damaged to avoid power amplifier 1 caused by temperature is excessive.Wind turbine 15 is also
Master control borad 7 is connected to, fault detect can be carried out to wind turbine 15 by master control borad 7, when detecting in the event of failure, master control borad 7 is sent out
Alarm signal is sent to wind turbine indicator light, and police instruction is carried out by wind turbine indicator light.
The temperature sensor for measuring its temperature is provided with power amplifier 1, temperature sensor is connected to master control borad
7, the temperature of power amplifier 1 is detected by temperature sensor, when temperature sensor detects that temperature is excessive, transmission level letter
Number to power supply 8 so that power supply 8 closes the voltage output to power amplifier 1, and power amplifier 1 is stopped, and treats power amplification
After 1 temperature of device recovers normal, power amplifier 1 is reopened manually, equipment continues to run with.
Power amplifier 1 passes sequentially through coupler 2, isolator 3 is connected to one end waveguide mouth of waveguide bend 5, waveguide bend 5
Other end waveguide mouth is connected to radio frequency output interface, and radio frequency output interface is standard BJ320 interfaces, and rf input interface is
2.92-K interfaces, radio frequency output interface are arranged on the side panel of cabinet 11, i.e., waveguide bend 5 is arranged at isolator 3 and cabinet 11
Between.Isolator 3 is high-power broadband isolator, and is provided with heat sink, can be burnt to avoid since temperature is excessive
It is bad.
Coupler 2 is cross coupler, is provided with lateral through hole on its side wall, waveguide wave detector is provided with lateral through hole
4, coupler 2 is connected to master control borad 7 by waveguide wave detector 4, and waveguide wave detector 4 includes wave detector cavity, in wave detector cavity
It is provided with detector diode and short board.Master control borad 7 is used to receive the detecting circuit signal that waveguide wave detector 4 is sent, and carries out
Amplification and A/D conversion；It is additionally operable to carry out data processing to signal, and handling result is sent to display screen 18, display screen 18 and is used
In the present output power of real-time display coupler 2；Master control borad 7, which is additionally operable to work as, detects that power amplifier 1 is in power saturation
During state, control power saturation indicator light sends state instruction.
Power amplifier 1 passes sequentially through waveguide coaxial converter 9, coaxial cable 10 is connected to work(on 11 front panel of cabinet
Rate adjusting knob 17, power regulating knob 17 is used for the voltage for changing 1 control terminal of power amplifier, to realize to power amplifier
1 adjusting.
Power switch, RF switch, wind turbine indicator light, display screen 18, power saturation are provided with the front panel of cabinet 11
Indicator light, rf input interface and handle, and power switch, RF switch, wind turbine indicator light, display screen 18, power saturation refer to
Show that lamp is connected to master control borad 7.
As shown in Figure 4, Figure 5, power outlet and Insurance Block are provided with 11 rear panel of cabinet；Set on the lower plate of cabinet 11
It is equipped with leg and wind turbine inlet and outlet；Radio frequency output interface, wind turbine inlet and outlet are provided with the side panel of cabinet 11.In addition,
By leg and handle, eight millimeter-wave power amplifiers conveniently can be placed and carried.
The principle of eight millimeter-wave power amplifiers of the utility model is：First small work(is realized with single power amplifier chip
Rate amplifies to form Power Amplifier Unit, to cause the power amplifier to meet high-power output in whole temperature range, press
According to 2n composition principles, it is necessary to multiple synthesis branches.Multiple branches are synthesized using waveguide spatial power and mutually tied with circuit power synthesis
The mode of conjunction realizes high-power synthesis.
Radio-frequency input signals is exported to coupler 2 after the amplification of power amplifier 1, and power main signal is again after isolator 3
Exported to outside system.Main signal is finally delivered to waveguide bend 5 by isolator 3, and machine is connected to by one end waveguide mouth of waveguide bend 5
Exported outside case to user.In addition, coupled signal after waveguide wave detector 4 by detecting circuit signal transmission to master control borad 7, it is main
This analog voltage signal is converted to digital signal and carries out data processing by the A/D conversion modules on control plate 7, and passes through display screen 18
Real-time display present output power.
Claims (6)
1. eight millimeter-wave power amplifiers, it is characterised in that including the radio frequency unit being connected with each other and in cabinet (11)
And control unit, the radio frequency unit include power amplifier (1), the power amplifier (1) pass sequentially through coupler (2),
Isolator (3) is connected to one end waveguide mouth of waveguide bend (5), and it is defeated that the other end waveguide mouth of the waveguide bend (5) is connected to radio frequency
Outgoing interface；
The coupler (2) is also connected to master control borad (7) by waveguide wave detector (4), and the master control borad (7) is used to receive described
The detecting circuit signal that waveguide wave detector (4) is sent, is additionally operable to carry out the detecting circuit signal data processing, and sends extremely
Display screen (18), the display screen (18) are used for the present output power of coupler (2) described in real-time display；
The power amplifier (1) passes sequentially through waveguide coaxial converter (9), coaxial cable (10) is connected to the cabinet (11)
Power regulating knob (17) on front panel, the power regulating knob (17) are used to change the power amplifier (1) control
The voltage at end, to realize the adjusting to power amplifier (1).
2. eight millimeter-wave power amplifiers as claimed in claim 1, it is characterised in that set on the power amplifier (1)
There is temperature sensor, the temperature sensor is connected to master control borad (7).
3. eight millimeter-wave power amplifiers as claimed in claim 1, it is characterised in that outside the power amplifier (1) also
Heat sink is provided with, the heat sink is provided outside wind turbine (15), and the wind turbine (15) is additionally coupled to the master control borad (7).
4. eight millimeter-wave power amplifiers as described in claim 1 or 2 or 3, it is characterised in that before the cabinet (11)
Power switch, RF switch, wind turbine indicator light, display screen (18), power saturation indicator light, radio frequency is additionally provided with plate to input and connect
Mouth and handle, the power switch, RF switch, wind turbine indicator light, display screen (18), power saturation indicator light are connected to institute
State master control borad (7).
5. eight millimeter-wave power amplifiers as claimed in claim 4, it is characterised in that set on cabinet (11) rear panel
There are power outlet and Insurance Block；Leg and wind turbine inlet and outlet are provided with the lower plate of the cabinet (11)；The cabinet
(11) radio frequency output interface, wind turbine inlet and outlet are provided with side panel.
6. eight millimeter-wave power amplifiers as claimed in claim 5, it is characterised in that the isolator (3) is high-power width
Band isolator, and it is provided with heat sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403709.1U CN207283506U (en) | 2017-10-27 | 2017-10-27 | Eight millimeter-wave power amplifiers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403709.1U CN207283506U (en) | 2017-10-27 | 2017-10-27 | Eight millimeter-wave power amplifiers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207283506U true CN207283506U (en) | 2018-04-27 |
Family
ID=61978553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721403709.1U Active CN207283506U (en) | 2017-10-27 | 2017-10-27 | Eight millimeter-wave power amplifiers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207283506U (en) |
-
2017
- 2017-10-27 CN CN201721403709.1U patent/CN207283506U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209710056U (en) | A kind of millimeter wave power control circuit | |
| CN212343740U (en) | 108.48MHz/150kW solid state power source system | |
| CN105119576A (en) | S-band continuous-wave solid-state high power amplification device | |
| CN107395140A (en) | A kind of C-band high power amplifier | |
| TW201832483A (en) | Interference suppression system and method | |
| CN205566320U (en) | System based on test passive component power capacity | |
| CN101900763B (en) | Method for monitoring constant standing-wave ratio | |
| CN216252696U (en) | Ultra-wideband high-power high-efficiency multiband transmission subsystem | |
| CN207283506U (en) | Eight millimeter-wave power amplifiers | |
| CN212163344U (en) | Novel time-sharing transceiving component with antenna port emission standing wave detection protection function | |
| CN101599779A (en) | The intermediate-freuqncy signal loss compensating circuit | |
| CN110927677B (en) | Broadband low-power-consumption four-in-one receiver | |
| CN209728157U (en) | Based on radio frequency analog device novel signal receiver | |
| CN114567385B (en) | Integrated high-power signal source | |
| CN209844923U (en) | Solid-state power amplifier | |
| CN206422751U (en) | A kind of X-band solid-state power amplifier | |
| CN216981909U (en) | 2-20GHz ultra wide band receiving and dispatching power amplifier module | |
| CN202551012U (en) | L-wave-band solid-state transmitter | |
| CN215268205U (en) | 1.3GHz/5.2kW solid state power source system | |
| CN104242831A (en) | Wideband amplification device with low noise | |
| CN215010181U (en) | 163MHz/300kW solid-state power source system | |
| CN201018502Y (en) | Trunk amplifier for TD-SCDMA system network overlay | |
| CN215268204U (en) | 3.9GHz/2KW solid-state power source system | |
| CN208240852U (en) | A kind of overcurrent cavity coupler | |
| CN201341135Y (en) | Movable multi-media radio and television signal repeater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |