CN109669083A - A kind of power amplifier aging apparatus - Google Patents
A kind of power amplifier aging apparatus Download PDFInfo
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- CN109669083A CN109669083A CN201710970388.1A CN201710970388A CN109669083A CN 109669083 A CN109669083 A CN 109669083A CN 201710970388 A CN201710970388 A CN 201710970388A CN 109669083 A CN109669083 A CN 109669083A
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- 230000032683 aging Effects 0.000 title claims abstract description 208
- 238000013461 design Methods 0.000 claims abstract description 22
- 238000002955 isolation Methods 0.000 claims 1
- 230000006870 function Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 238000003860 storage Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 230000003321 amplification Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000012946 outsourcing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
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Abstract
The embodiment of the present application discloses a kind of power amplifier aging apparatus, for reducing the expense of aging equipment.Power amplifier aging apparatus in the embodiment of the present application specifically includes: the power amplifier aging apparatus includes ageing oven, aging motherboard is provided in the ageing oven, design has the first power splitter on the aging motherboard, first power splitter is used to give the radiofrequency signal received each power amplifying device on the aging motherboard, and the power amplifying device is the equipment for needing to be aging.Since the design of the first power splitter is on aging motherboard, therefore the present embodiment can reduce the expense of aging equipment in the case where not increasing any cost, reduce aging difficulty.
Description
Technical field
This application involves field of communication technology more particularly to a kind of power amplifier aging apparatus.
Background technique
With the development of science and technology, people are higher and higher to the quality requirement of mobile phone terminal, it is corresponding to mobile phone terminal inner
The reliability requirement of chip is also higher and higher, the working life of each terminal inner chip, and requiring can guarantee 5 years or more
The long time.So more crucial and core terminal chip, requires and is hot operation aging reliability test (high
Temperature operating life, Htol), carry out the working life of proofing chip guarantee.
The Htol of terminal chip needs the normal use of chip analog chip as much as possible, so terminal power amplifier (power
Amplifier, PA) when Htol, need guarantee work as far as possible under the maximum working voltage that specifications allow, and
Do the activity of signal amplification.It is similar with a batch of chip aging since Htol needs to make number of chips certain requirement
77 chips are needed to do experiment this limitation, to calculate final crash rate situation, how this just constructs terminal PA's to us
Ageing environment and mode make relatively high challenge.
In the prior art, as shown in FIG. 1, FIG. 1 is a kind of structure of power amplifier aging apparatus of the prior art, in order to allow PA work
Make the operating mode that amplify in normal signal, signal input be by ageing oven outside input of the signal source as chip, due to core
Piece quantity has 77, cannot achieve using 77 signal sources, and the power splitter of outsourcing is then added to realize outside ageing oven.
Since the operating temperature of the power splitter of outsourcing can not only be able to satisfy the condition of Htol experiment, can be only placed to 60 degree
Outside ageing oven, there are many line that this is bound to cause in ageing oven and outside furnace, and the coaxial cable of transmitting radio frequency signal is very long, price
It is expensive.
Summary of the invention
The embodiment of the present application provides a kind of power amplifier aging apparatus, for reducing the expense of aging equipment.
The embodiment of the present application provides a kind of power amplifier aging apparatus, specifically includes: the power amplifier aging apparatus includes aging
Furnace is provided with aging motherboard in the ageing oven, and design has the first power splitter on the aging motherboard, and first power splitter is used
In the radiofrequency signal received to be given to each power amplifying device on the aging motherboard, the power amplifying device is to need to be aging
Equipment.Due to the first power splitter design on aging motherboard, therefore the present embodiment can in the case where not increasing any cost,
The expense of aging equipment is reduced, aging difficulty is reduced.
In a kind of possible design, in the first implementation of the embodiment of the present application first aspect, described first
Radio frequency interface is provided on power splitter, the radio frequency interface is used to receive the letter of the radio frequency outside the ageing oven by coaxial cable
Number.In the present embodiment, since the design of the first power splitter is on the aging motherboard of ageing oven, each aging motherboard only needs a root long
RF coaxial cable is connected with the equipment for providing radiofrequency signal outside ageing oven, greatly reduces the quantity of long RF coaxial cable,
The stress generated due to too many with line outside ageing oven in ageing oven is reduced, so as to avoid the damage of aging motherboard.
In a kind of possible design, in second of implementation of the embodiment of the present application first aspect, the power amplifier
Aging equipment further includes signal source, and the signal source is located at outside the ageing oven, and the signal source to the power amplifier for setting
It is standby that radiofrequency signal is provided.In the present embodiment, power amplifying device needs do radio frequency aging in ageing oven, therefore need signal source to power amplifier
Equipment provides radiofrequency signal, increases the integrality of the embodiment of the present application.
In a kind of possible design, in the third implementation of the embodiment of the present application first aspect, the power amplifier
Aging equipment further includes the second power splitter, and second power splitter is used to the radiofrequency signal that the signal source exports being divided into M parts,
The M is corresponding with the number of the aging motherboard.In the present embodiment, since degradation needs several aging motherboards, therefore
Also need to be arranged a power splitter for the signal that signal source exports to be divided into several pieces, for setting on each aging motherboard
The power splitter of meter provides radiofrequency signal.
In a kind of possible design, in the 4th kind of implementation of the embodiment of the present application first aspect, the power amplifier
Aging equipment further includes the outer power amplifying device of furnace, and the outer power amplifying device of the furnace is connected with the signal source, and the outer power amplifier of the furnace is set
It is ready for use on the radiofrequency signal for amplifying the signal source output.In the present embodiment, when the signal of the radiofrequency signal of signal source end output
When intensity is not strong enough, need to be used for amplify the radiofrequency signal of the signal source output by power amplifying device outside furnace.
In a kind of possible design, in the 5th kind of implementation of the embodiment of the present application first aspect, the power amplifier
Aging equipment further includes isolator, and one end of the isolator is connected with first power splitter, the isolator it is another
End and second power splitter.Isolator described in the application terminal volume can prevent the radio frequency signal feedback from returning the furnace external work
It puts equipment to cause to vibrate, improves the stability of equipment.
In a kind of possible design, in the 6th kind of implementation of the embodiment of the present application first aspect, described first
Power splitter includes high band power splitter, Mid Frequency power splitter and low-frequency range power splitter.In the present embodiment due to present mobile phone it is whole
Hold the frequency range supported very much, terminal power amplifier has the different frequency range of different product supports, can be in aging mother in the present embodiment
Three power splitters are done according to high, normal, basic three frequency ranges on plate, can satisfy the demand of more multiple mobile phone terminals power amplifier in this way.
In a kind of possible design, in the 7th kind of implementation of the embodiment of the present application first aspect, the aging
Motherboard is pcb board.This example demonstrates the specific physical manifestations of aging motherboard, increase the realizability of the application.
In a kind of possible design, in the 8th kind of implementation of the embodiment of the present application first aspect, described first
Power splitter by the aging motherboard microstrip line and resistance constitute.This example demonstrates the compositions of the first power splitter, increase
The integrality of the embodiment of the present application.
In a kind of possible design, in the 9th kind of implementation of the embodiment of the present application first aspect, the aging
Motherboard is used to provide power supply and control to the power amplifying device.This example demonstrates the function of aging motherboard, this Shen is enriched
It please embodiment.
In technical solution provided by the embodiments of the present application, a kind of power amplifier aging apparatus, the power amplifier aging apparatus are provided
Including ageing oven, aging motherboard is provided in the ageing oven, designing on the aging motherboard has the first power splitter, and described first
Power splitter is used to give the radiofrequency signal received each power amplifying device on the aging motherboard, and the power amplifying device is to need
The equipment to be aging.The first power splitter in the present embodiment designs on the aging motherboard in ageing oven, not will increase additional
Cost, and an aging motherboard only needs a root long RF coaxial cable with ageing oven external relation, reduces aging equipment
Expense.
Detailed description of the invention
Fig. 1 is an a kind of structural schematic diagram of power amplifier aging apparatus that the prior art provides；
Fig. 2 is an a kind of structural schematic diagram of power amplifier aging apparatus provided by the embodiments of the present application；
Fig. 3 is a kind of another structural schematic diagram of power amplifier aging apparatus provided by the embodiments of the present application.
Specific embodiment
The embodiment of the present application provides a kind of power amplifier aging apparatus, for reducing the expense of aging equipment.
The description and claims of this application and term " first ", " second ", " third ", " in above-mentioned attached drawing
The (if present)s such as four " are to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should manage
The data that solution uses in this way are interchangeable under appropriate circumstances, so that the embodiments described herein can be in addition to illustrating herein
Or the sequence other than the content of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units need not limit
In step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, produce
The other step or units of product or equipment inherently.
As shown in Fig. 2, Fig. 2 is a structural schematic diagram of the application power amplifier aging apparatus 200, in the present embodiment in figure
First power splitter 203 is by taking 1 point of 16 power splitter as an example, and 202 specification of aging motherboard is by taking 16SITES as an example.Wherein, power amplifier aging apparatus
200 include ageing oven 201, and aging motherboard 202 is provided in ageing oven 201, and design has the first power splitter on aging motherboard 202
203, the first power splitter 203 is used to the radiofrequency signal received being divided into more parts, and sets to each power amplifier on aging motherboard 202
Standby 204 provide radiofrequency signals, as shown in Fig. 2, the radio frequency interface on the first power splitter 203 by one long coaxial cable receive come
Then the radiofrequency signal is divided into 16 parts by the radiofrequency signal from outside ageing oven 201, the radiofrequency signal that will finally divide simultaneously again
16 power amplifying devices 204 being sent on aging motherboard 202, so that signal amplification activity is done in the work of each power amplifying device 204,
In, power amplifying device 204 is the equipment for needing to be aging.
It should be noted that the power splitter type designed on aging motherboard 202 designs according to the actual situation, can also set
Count into other kinds of power splitter, such as 1 point of 10 power splitter, the type of specific power splitter is herein without limitation.
Wherein, power amplifier aging apparatus 200 further includes signal source 205, and signal source 205 is located at outside ageing oven 201, signal source
205 for providing radiofrequency signal to power amplifying device 204.When the signal issued from signal source 205 is weaker, signal source 205 is also needed
To be connected with power amplifying device 206 outside a furnace, the outer power amplifying device 206 of furnace is used for the radiofrequency signal that amplified signal source 205 exports,
It should be noted that power amplifier aging apparatus 200 can also not use furnace when the signal strength that signal source 205 exports is sufficiently large
Whether outer power amplifying device 206, power amplifier aging apparatus 200 include the outer power amplifying device 206 of furnace, herein without limitation.Due to testing
Several pieces of aging motherboards 202 are needed, so at this time, it is also necessary to connect second power splitter 207, the second power splitter 207 is used for
The radiofrequency signal that signal source 205 exports is divided into several pieces, so that needing to do the first function designed on the aging motherboard 202 tested
Divide device 203 that can obtain radiofrequency signal.
It should be noted that radio frequency signal feedback melts down outer power amplifying device 206 and causes to vibrate in order to prevent, power amplifier aging dress
Setting 200 further includes isolator 208, and one end of isolator 208 is connected with the first power splitter 203, the other end of isolator 208 with
Second power splitter 207.
It should be noted that the physical aspect of aging motherboard 202 is pcb board, the first power splitter 203 is by aging motherboard 202
On microstrip line and resistance constitute, wherein track lengths are related with the half-wavelength length of frequency.Since the application sets power splitter
Meter is on the PCB of aging motherboard 202, and the originally PCB of aging motherboard 202, and if not increasing lamination and area, price is not
Become.Wherein, aging motherboard 202 is also used to provide power supply and control to power amplifying device 204.
In technical solution provided by the embodiments of the present application, a kind of power amplifier aging apparatus 200, power amplifier aging apparatus are provided
200 include ageing oven 201, and aging motherboard 202 is provided in ageing oven 201, and design has the first power splitter on aging motherboard 202
203, the first power splitter 203 is used to the radiofrequency signal received giving each power amplifying device 204 on aging motherboard 202, function
Putting equipment 204 is the equipment for needing to be aging.The present embodiment is on the aging motherboard 202 in ageing oven 201 with the side of layout
Formula does the first power splitter 203, and power splitter is directly designed on aging motherboard 202, and framework is simple, and not will increase aging motherboard
202 additional costs, the signal that the signal source 205 of 201 outside of ageing oven generates is with the acting point of normal power splitter, each aging
Motherboard 202 one root long RF coaxial cables of needs reduce the expense of aging equipment with 201 external relation of ageing oven.
It needs the power amplifying device 204 of aging to have the input that radiofrequency signal is added in the embodiment of the present application, can normally simulate function
Put equipment 204 is really operative scenario, so that testing more accurate, each aging motherboard 202 one root long RF coaxial electricals of needs
Cable does not need particularly customized wide opening ageing oven 201 with 201 external relation of ageing oven, and avoids how long RF was same due to connecting
Aging motherboard 202 is damaged by excessive stresses caused by shaft cable, and needs expense caused by too many long RF coaxial cable
Expensive problem, since the first power splitter 203 can accomplish that the power amplifying device 204 simultaneously on aging motherboard 202 provides radio frequency
Signal, therefore can be to avoid the possible insufficient problem of 204 ageing time of part power amplifying device.
As shown in figure 3, Fig. 3 is a structural schematic diagram of the application power amplifier aging apparatus 300, as shown in figure 3, Fig. 3 is
One structural schematic diagram of the application power amplifier aging apparatus 300, the first power splitter 303 in the present embodiment in figure is with 1 point of 16 function
Divide for device, 302 specification of aging motherboard is by taking 16SITES as an example.Wherein, power amplifier aging apparatus 300 includes ageing oven 301, aging
Aging motherboard 302 is provided in furnace 301, design has the first power splitter 303 on aging motherboard 302, it should be noted that the first function
Dividing device 303 includes the power splitter of 3 seed types, respectively high band power splitter 3031, Mid Frequency power splitter 3032 and low-frequency range function
Divide device 3033, high band power splitter 3031, Mid Frequency power splitter 3032 and low-frequency range power splitter 3033 are used equally for receive
Radiofrequency signal be divided into more parts, and provide radiofrequency signal to each power amplifying device 304 on aging motherboard 302, as shown in Fig. 2,
Radio frequency interface on first power splitter 303 receives the radiofrequency signal outside ageing oven 301 by one long coaxial cable, so
The radiofrequency signal is divided into 16 parts afterwards, 16 function finally again simultaneously radiofrequency signal divided being sent on aging motherboard 302
Equipment 304 is put, so that signal amplification activity is done in the work of each power amplifying device 304, wherein power amplifying device 304 is to need to be aging
Equipment.
It should be noted that the embodiment of the present application needs select high band function according to the working frequency range of power amplifying device 304
Divide device 3031, Mid Frequency power splitter 3032 or low-frequency range power splitter 3033.
It should be noted that the power splitter type designed on aging motherboard 302 designs according to the actual situation, can also set
Count into other kinds of power splitter, such as 1 point of 10 power splitter, the type of specific power splitter is herein without limitation.
Wherein, power amplifier aging apparatus 300 further includes signal source 305, and signal source 305 is located at outside ageing oven 301, signal source
305 for providing radiofrequency signal to power amplifying device 304.When the signal issued from signal source 305 is weaker, signal source 305 is also needed
To be connected with power amplifying device 306 outside a furnace, the outer power amplifying device 306 of furnace is used for the radiofrequency signal that amplified signal source 305 exports,
It should be noted that power amplifier aging apparatus 300 can also not use furnace when the signal strength that signal source 305 exports is sufficiently large
Whether outer power amplifying device 306, power amplifier aging apparatus 300 include the outer power amplifying device 306 of furnace, herein without limitation.Due to testing
Several pieces of aging motherboards 302 are needed, so at this time, it is also necessary to connect second power splitter 307, the second power splitter 307 is used for
The radiofrequency signal that signal source 305 exports is divided into several pieces, so that needing to do the first function designed on the aging motherboard 302 tested
Divide device 303 that can obtain radiofrequency signal.
It should be noted that radio frequency signal feedback melts down outer power amplifying device 306 and causes to vibrate in order to prevent, power amplifier aging dress
Setting 300 further includes isolator 308, and one end of isolator 308 is connected with the first power splitter 303, the other end of isolator 308 with
Second power splitter 307.
It should be noted that the physical aspect of aging motherboard 302 is pcb board, the first power splitter 303 is by aging motherboard 302
On microstrip line and resistance constitute, wherein track lengths are related with the half-wavelength length of frequency.Since the application sets power splitter
Meter is on the PCB of aging motherboard 302, and the originally PCB of aging motherboard 302, and if not increasing lamination and area, price is not
Become.Wherein, aging motherboard 302 is also used to provide power supply and control to power amplifying device 304.
In technical solution provided by the embodiments of the present application, a kind of power amplifier aging apparatus 300, power amplifier aging apparatus are provided
300 include ageing oven 301, and aging motherboard 302 is provided in ageing oven 301, and design has the first power splitter on aging motherboard 302
303, wherein the first power splitter 303 includes the power splitter of 3 seed types, respectively high band power splitter 3031, Mid Frequency power splitter
3032 and low-frequency range power splitter 3033, high band power splitter 3031, Mid Frequency power splitter 3032 and low-frequency range power splitter 3033 are equal
The radiofrequency signal that can be used for receive gives each power amplifying device 304 on aging motherboard 302, and power amplifying device 304 is to need
The equipment being aging.The present embodiment does the first power splitter on the aging motherboard 302 in ageing oven 301 in a manner of layout
303, power splitter is directly designed on aging motherboard 302, framework is simple, and not will increase the additional cost of aging motherboard 302,
The signal that the signal source 305 of 301 outside of ageing oven generates is with the acting point of normal power splitter, each aging motherboard 302 needs
One root long RF coaxial cable reduces the expense of aging equipment with 301 external relation of ageing oven, and since present mobile phone is whole
The problem of there are many frequency range that end is supported, the power amplifying device of terminal has different product supports different frequency range, the present embodiment exists
The power splitter for having done three types on aging motherboard according to high, normal, basic three frequency ranges, can covering most of mobile phone, to do power amplifying device old
The demand of change improves the innovation of the completeness of aging.
It needs the power amplifying device 304 of aging to have the input that radiofrequency signal is added in the embodiment of the present application, can normally simulate function
Put equipment 304 is really operative scenario, so that testing more accurate, each aging motherboard 302 one root long RF coaxial electricals of needs
Cable does not need particularly customized wide opening ageing oven 301 with 301 external relation of ageing oven, and avoids how long RF was same due to connecting
Aging motherboard 302 is damaged by excessive stresses caused by shaft cable, and needs expense caused by too many long RF coaxial cable
Expensive problem, since the first power splitter 303 can accomplish that the power amplifying device 304 simultaneously on aging motherboard 302 provides radio frequency
Signal, therefore can be to avoid the possible insufficient problem of 304 ageing time of part power amplifying device.
It is inputted it should be noted that the power amplifier aging apparatus mentioned in the embodiment of the present application is applicable to small signal
Aging scheme in, the various power amplifiers including terminal, the PAMID device of terminal, the power amplifier etc. on base station, as long as with small signal
The device of aging is made in input, and the power amplifier aging apparatus that can be referred to the embodiment of the present application does aging.
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or any combination thereof real
It is existing.When implemented in software, it can entirely or partly realize in the form of a computer program product.
The computer program product includes one or more computer instructions.Load and execute on computers the meter
When calculation machine program instruction, entirely or partly generate according to process or function described in the embodiment of the present application.The computer can
To be general purpose computer, special purpose computer, computer network or other programmable devices.The computer instruction can be deposited
Storage in a computer-readable storage medium, or from a computer readable storage medium to another computer readable storage medium
Transmission, for example, the computer instruction can pass through wired (example from a web-site, computer, server or data center
Such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (such as infrared, wireless, microwave) mode to another website
Website, computer, server or data center are transmitted.The computer readable storage medium can be computer and can deposit
Any usable medium of storage either includes that the data storages such as one or more usable mediums integrated server, data center are set
It is standby.The usable medium can be magnetic medium, (for example, floppy disk, hard disk, tape), optical medium (for example, DVD) or partly lead
Body medium (such as solid state hard disk Solid State Disk (SSD)) etc..
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, the technical solution of the application is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the application
Portion or part steps.And storage medium above-mentioned include: USB flash disk, mobile hard disk, read-only memory (read-only memory,
ROM), random access memory (random access memory, RAM), magnetic or disk etc. are various can store program
The medium of code.
The above, above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of power amplifier aging apparatus, the power amplifier aging apparatus includes ageing oven, and aging motherboard is provided in the ageing oven,
It is characterised by comprising:
Design has the first power splitter on the aging motherboard, and first power splitter is used to the radiofrequency signal received giving institute
Each power amplifying device on aging motherboard is stated, the power amplifying device is the equipment for needing to be aging.
2. power amplifier aging apparatus according to claim 1, which is characterized in that be provided with radio frequency on first power splitter and connect
Mouthful, the radio frequency interface is used to receive the radiofrequency signal outside the ageing oven by coaxial cable.
3. power amplifier aging apparatus according to claim 2, which is characterized in that the power amplifier aging apparatus further includes signal source,
The signal source is located at outside the ageing oven, and the signal source is used to provide radiofrequency signal to the power amplifying device.
4. power amplifier aging apparatus according to claim 3, which is characterized in that the power amplifier aging apparatus further includes the second function
Point device, second power splitter are used to for the radiofrequency signal that the signal source exports being divided into M part, the M and the aging motherboard
Number it is corresponding.
5. power amplifier aging apparatus according to claim 4, which is characterized in that the power amplifier aging apparatus further includes furnace external work
Equipment is put, the outer power amplifying device of the furnace is connected with the signal source, and the outer power amplifying device of the furnace is for amplifying the signal source
The radiofrequency signal of output.
6. power amplifier aging apparatus according to claim 5, which is characterized in that the power amplifier aging apparatus further includes isolation
Device, one end of the isolator are connected with first power splitter, the other end of the isolator and second power splitter,
The isolator causes to vibrate for preventing the radio frequency signal feedback from returning the outer power amplifying device of the furnace.
7. power amplifier aging apparatus according to any one of claim 1 to 6, which is characterized in that the first power splitter packet
Include high band power splitter, Mid Frequency power splitter and low-frequency range power splitter.
8. power amplifier aging apparatus according to any one of claim 1 to 6, which is characterized in that the aging motherboard is PCB
Plate.
9. power amplifier aging apparatus according to any one of claim 1 to 6, which is characterized in that first power splitter by
Microstrip line and resistance on the aging motherboard are constituted.
10. power amplifier aging apparatus according to any one of claim 1 to 6, which is characterized in that the aging motherboard is used for
Power supply and control are provided to the power amplifying device.
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| CN201710970388.1A CN109669083A (en) | 2017-10-17 | 2017-10-17 | A kind of power amplifier aging apparatus |
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| CN201710970388.1A CN109669083A (en) | 2017-10-17 | 2017-10-17 | A kind of power amplifier aging apparatus |
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