CN110445562A - Gain control method, device, trunking and storage medium - Google Patents
Gain control method, device, trunking and storage medium Download PDFInfo
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- CN110445562A CN110445562A CN201910754458.9A CN201910754458A CN110445562A CN 110445562 A CN110445562 A CN 110445562A CN 201910754458 A CN201910754458 A CN 201910754458A CN 110445562 A CN110445562 A CN 110445562A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
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Abstract
This disclosure relates to which a kind of gain control method, device, trunking and storage medium, are applied to trunking, which comprises detect the received signal strength RSSI of the output signal of Target Link；According to the RSSI of the output signal, the working condition of the Target Link is determined；According to the working condition of the Target Link, the link gain of the Target Link is controlled.Using each embodiment of the disclosure, the link gain of trunking can be adaptively adjusted, improve link communication quality.
Description
Technical field
This disclosure relates to the communications field more particularly to a kind of gain control method, device, trunking and storage medium.
Background technique
Since wireless signal can generate decaying due to larger, barrier blocking etc. because of propagation distance, in order to guarantee
The coverage area of wireless signal, it usually needs by trunkings such as microchamber point, repeaters in radio signal propagation on the way to it
Carry out gain forwarding.
But in the prior art, the link gain of link is usually set according to actual needs.But due to field condition,
The intensity of wireless signal itself etc. is not constant, changes at any time, will lead to the strong of the signal forwarded by gain
It spends big, and then will lead to bottom and make an uproar the situations such as lifting, non-thread sexual maladjustment, cause link communication quality lower.
Summary of the invention
The present disclosure proposes a kind of gain control method, device, trunking and storage mediums, with the chain to trunking
Road gain carries out dynamic control, improves link communication quality.
According to the disclosure in a first aspect, a kind of gain control method is provided, applied to trunking, the method packet
It includes:
Detect the received signal strength RSSI of the output signal of Target Link；
According to the RSSI of the output signal, the working condition of the Target Link is determined；
According to the working condition of the Target Link, the link gain of the Target Link is controlled.
In a kind of possible implementation of the disclosure, the RSSI according to the output signal determines the object chain
The working condition on road includes:
If the RSSI of the output signal is less than default rated value, it is determined that the working condition of the Target Link is to fix
Gain-state.
In a kind of possible implementation of the disclosure, the working condition according to the Target Link controls the mesh
Mark link link gain include:
If the working condition of the Target Link is fixed gain state, controlling the link gain is default fixed increasing
Benefit value.
In a kind of possible implementation of the disclosure, the RSSI according to the output signal determines the object chain
The working condition on road includes:
If the RSSI of the output signal is greater than or equal to default rated value, it is determined that the working condition of the Target Link
For gain compression state.
In a kind of possible implementation of the disclosure, the working condition according to the Target Link controls the mesh
Mark link link gain include:
If the working condition of the Target Link is gain compression state, according to the input signal of the Target Link
RSSI adjusts the link gain of the Target Link.
In a kind of possible implementation of the disclosure, the RSSI of the input signal according to the Target Link, adjustment
The link gain of the Target Link includes:
Monitor the RSSI of the input signal；
According to the RSSI of the input signal, the link gain of the Target Link is adjusted, makes the input signal
The sum of RSSI and the link gain are equal to the default rated value.
In a kind of possible implementation of the disclosure, the RSSI of the input signal according to the Target Link, adjustment
The link gain of the Target Link further include:
According to the situation of change of the RSSI of the input signal, the link gain is dynamically adjusted, makes the input signal
RSSI and the sum of the link gain remain the default rated value.
In a kind of possible implementation of the disclosure, the situation of change of the RSSI according to the input signal, dynamic
Adjusting the link gain includes:
If the RSSI of the input signal increases, controls the link gain and reduce, and control the link gain
Reduction amount is equal to the incrementss of the RSSI.
In a kind of possible implementation of the disclosure, the situation of change of the RSSI according to the input signal, dynamic
Adjusting the link gain includes:
If the RSSI of the input signal reduces, controls the link gain and increase, and control the link gain
Incrementss are equal to the reduction amount of the RSSI.
In a kind of possible implementation of the disclosure, the RSSI of the input signal according to the Target Link, adjustment
The link gain of the Target Link includes:
Monitor the RSSI of the input signal；
If the RSSI of the input signal is greater than first threshold, adjusting the link gain is 0, and closes the target
The low-noise amplifier LNA of the input terminal of link.
In a kind of possible implementation of the disclosure, the RSSI of the input signal according to the Target Link, adjustment
The link gain of the Target Link further include:
If the RSSI of the input signal is greater than second threshold, adjusting the link gain is 0, and closes the target
The input terminal low-noise amplifier LNA of the link and output end power amplifier PA of the Target Link, the second threshold are big
In the first threshold.
In a kind of possible implementation of the disclosure, the Target Link be the trunking uplink amplify link or
Downlink amplifies link.
According to the second aspect of the disclosure, a kind of gain control is provided, is applied to trunking, described device packet
It includes:
Signal detection module, the received signal strength RSSI of the output signal for detecting Target Link；
Gain control module is configured as the RSSI according to the output signal, determines the work shape of the Target Link
State；According to the working condition of the Target Link, the link gain of the Target Link is controlled.
In a kind of possible implementation of the disclosure, the gain control module is configured to:
If the RSSI of the output signal is less than default rated value, it is determined that the working condition of the Target Link is to fix
Gain-state.
In a kind of possible implementation of the disclosure, the gain control module is configured to:
If the working condition of the Target Link is fixed gain state, controlling the link gain is default fixed increasing
Benefit value.
In a kind of possible implementation of the disclosure, the gain control module is configured to:
If the RSSI of the output signal is greater than or equal to default rated value, it is determined that the working condition of the Target Link
For gain compression state.
In a kind of possible implementation of the disclosure, the gain control module is configured to:
If the working condition of the Target Link is gain compression state, according to the input signal of the Target Link
RSSI adjusts the link gain of the Target Link.
In a kind of possible implementation of the disclosure, the signal detection module is also used to monitor the input signal
RSSI, if the working condition of the Target Link is gain compression state, the input signal according to the Target Link
RSSI adjusts the link gain of the Target Link further include:
According to the RSSI of the input signal, the link gain of the Target Link is adjusted, makes the input signal
The sum of RSSI and the link gain are equal to the default rated value.
In a kind of possible implementation of the disclosure, the RSSI of the input signal according to the Target Link, adjustment
The link gain of the Target Link further include:
According to the situation of change of the RSSI of the input signal, the link gain is dynamically adjusted, makes the input signal
RSSI and the sum of the link gain remain the default rated value.
In a kind of possible implementation of the disclosure, the situation of change of the RSSI according to the input signal, dynamic
Adjusting the link gain includes:
If the RSSI of the input signal increases, controls the link gain and reduce, and control the link gain
Reduction amount is equal to the incrementss of the RSSI.
In a kind of possible implementation of the disclosure, the situation of change of the RSSI according to the input signal, dynamic
Adjusting the link gain includes:
If the RSSI of the input signal reduces, controls the link gain and increase, and control the link gain
Incrementss are equal to the reduction amount of the RSSI.
In a kind of possible implementation of the disclosure, the signal detection module is also used to monitor the input signal
RSSI, corresponding, the gain control module is configured to:
If the RSSI of the input signal is greater than first threshold, adjusting the link gain is 0, and closes the target
The low-noise amplifier LNA of the input terminal of link.
In a kind of possible implementation of the disclosure, the gain control module is configured to:
If the RSSI of the input signal is greater than second threshold, adjusting the link gain is 0, and closes the target
The input terminal low-noise amplifier LNA of the link and output end power amplifier PA of the Target Link, the second threshold are big
In the first threshold.
In a kind of possible implementation of the disclosure, the Target Link be the trunking uplink amplify link or
Downlink amplifies link.
According to the third aspect of the disclosure, a kind of trunking is provided, comprising:
Processor；
Memory for storage processor executable instruction；
Wherein, the processor is configured to being realized when executing the executable instruction described in the first aspect of the disclosure
Method.
According to the fourth aspect of the disclosure, a kind of non-volatile computer readable storage medium storing program for executing is provided, meter is stored thereon with
Calculation machine program instruction realizes method described in the first aspect of the disclosure when computer program instructions are executed by processor.
The implementation according to all aspects of this disclosure can using the RSSI of the output signal of Target Link as foundation
To accurately determine the current working condition of link.For different working conditions, different gain control modes is taken to control
Link gain carries out dynamic adjustment to link gain, it is ensured that link gain is adapted to different working conditions.And it is different
Working condition corresponds to different practical communication condition and practical communication demand, therefore can guarantee that link gain is adapted to not
Same practical communication condition and practical communication demand, so as to improve the communication quality of link.
According to below with reference to the accompanying drawings to detailed description of illustrative embodiments, the other feature and aspect of the disclosure will become
It is clear.
Detailed description of the invention
Comprising in the description and constituting the attached drawing of part of specification and specification together illustrates the disclosure
Exemplary embodiment, feature and aspect, and for explaining the principles of this disclosure.
Fig. 1 shows a kind of method flow schematic diagram for gain control method that a kind of embodiment of the disclosure provides.
Fig. 2 shows a kind of modular structure schematic diagrams for gain control that a kind of embodiment of the disclosure provides.
Fig. 3 shows a kind of implement scene schematic diagram for trunking that a kind of embodiment of the disclosure provides.
Fig. 4 shows a kind of structural schematic diagram for trunking that a kind of embodiment of the disclosure provides.
Fig. 5 is a kind of a kind of structural schematic diagram of possible design of trunking shown in an embodiment of the present disclosure.
Fig. 6 is a kind of block diagram of trunking shown according to an exemplary embodiment.
Specific embodiment
Various exemplary embodiments, feature and the aspect of the disclosure are described in detail below with reference to attached drawing.It is identical in attached drawing
Appended drawing reference indicate element functionally identical or similar.Although the various aspects of embodiment are shown in the attached drawings, remove
It non-specifically points out, it is not necessary to attached drawing drawn to scale.
Dedicated word " exemplary " means " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.
In addition, giving numerous details in specific embodiment below to better illustrate the disclosure.
It will be appreciated by those skilled in the art that without certain details, the disclosure equally be can be implemented.In some instances, for
Method, means, element and circuit well known to those skilled in the art are not described in detail, in order to highlight the purport of the disclosure.
The embodiment provided in the embodiment of the present disclosure can be used for plurality of communication systems, such as LTE (long term evolution, length
Phase evolution, abbreviation LTE) system, or using the communication system etc. of the 5G communication technology, without limitation to this disclosure.
User equipment (UE) involved by the embodiment of the present disclosure may include the handheld device with wireless communication function, vehicle
Equipment, wearable device are carried, equipment is calculated or is connected to other processing equipments of radio modem and various forms of
User equipment, mobile station (mobile station, MS), terminal (terminal), terminal device (terminal
Equipment) etc., for convenience of describing, in the disclosure, referred to as " user equipment " or " UE ".
The base station that the embodiment of the present disclosure is related to can be evolved node B (NodeB or eNB or e- in LTE system
NodeB, evolved Node B) or 5G (5th Generation, the 5th Generation Mobile Communication System, abbreviation 5G) system in
Base station equipment gNB or eLTE system in base station equipment eLTEeNB etc..The embodiment of the present disclosure is not spy to base station type
It does not limit.
Fig. 1 shows a kind of method flow schematic diagram for gain control method that a kind of embodiment of the disclosure provides.Specifically,
As shown in Figure 1, the method can be applied to trunking, may include:
S110: received signal strength RSSI (the Received Signal of the output signal of Target Link is detected
Strength Indication, received signal strength).
Wherein, the trunking can be the relay systems such as wireless discharging-directly station or microchamber point.The Target Link can be with
It is the uplink amplification link of trunking, is also possible to downlink amplification link.
Fig. 3 shows a kind of implement scene schematic diagram for trunking that a kind of embodiment of the disclosure provides.As shown in figure 3,
The gain that the trunking can be used for the signal between the outdoor base station outdoor and interior indoor user equipment (UE) turns
Hair, corresponding, the Target Link of the trunking can be the indoor from outdoor base station to indoor user equipment UE
Downlink amplifies link, is also possible to the outdoor uplink amplification link from indoor user equipment UE to outdoor base station.
As shown in figure 3, P1 is power (the i.e. received signal strength that the downlink of trunking amplifies the input signal of link
RSSI), after amplifying link forwarding by the downlink that link gain is GD, downlink amplifies the power P 2=P1 of the output signal of link
+GD.P5 is the power that the uplink of trunking amplifies the input signal of link, amplifies link by the uplink that link gain is GU
After forwarding, uplink amplifies the power P 6=P5+GU of the output signal of link.In a kind of embodiment of the disclosure, the trunking
Link gain GU, GD of each link can be controlled by corresponding gain control unit DSP.
In a kind of embodiment of the disclosure, the RSSI of the RSSI of the input signal and the output signal can pass through base
Microarray strip decoding detection obtains.
Fig. 4 shows a kind of structural schematic diagram for trunking that a kind of embodiment of the disclosure provides.As shown in figure 4, described
Trunking may include outdoor radio frequency transceiver one, indoor radio frequency transceiver two, baseband chip, and the baseband chip can lead to
It crosses the decoding detection of radio frequency transceiver one and obtains the input signal strength of the trunking indoor downlink, received by radio frequency
The decoding detection of hair machine two obtains the output signal strength of the trunking indoor downlink.Outdoor outdoor radio-frequency part
Tap receives macro station signal, and into base band, baseband synchronization is simultaneously resided in suitable cell, then opens interior indoor radio-frequency part
Point, signal is amplified and is sent into interior.Uplink is then that indoor signal amplification is sent to outdoor；While forwarding amplified signal,
Signal also enters base band, and base band does frequency-tracking, power control etc. according to the signal received.
In a kind of embodiment of the disclosure, as shown in figure 4, the trunking can also be put including filter, low noise
Big device LNA, power amplifier PA, corresponding, the detection for the RSSI of input signal can filter the input signal
Wave processing and low noise amplification processing, then decode detection through the filtering processing and the enhanced processing by baseband chip again
Input signal afterwards obtains the RSSI of the input signal.
S120: according to the RSSI of the output signal, the working condition of the Target Link is determined.
Wherein, the working condition of the Target Link may include fixed gain state, gain compression state.Increase fixed
Under beneficial state, the link gain of the Target Link is fixed as initial gain GD0 (uplink), GU0 (downlink).In gain compression shape
Under state, the link gain of the Target Link is controlled by the gain control unit dynamic of trunking.
In a kind of embodiment of the disclosure, the method for determination of the working condition of the Target Link may include:
If the RSSI of the output signal is less than default rated value POWER0, it is determined that the working condition of the Target Link
For fixed gain state.
Wherein, the default rated value POWER0 can be according to the corresponding receiving end of the Target Link (UE or base station)
Practical communication demand determines, specifically, can be to guarantee the moderate strength of receiving end received signal, bottom is made an uproar smaller, is not occurred
Phenomena such as I/Q signal saturation, non-thread sexual maladjustment is standard.
The RSSI of the output signal can directly be detected by baseband chip and be obtained, can also be according to input signal
RSSI and physical link gain are calculated.I.e. when input signal RSSI+GD GU < POWER0 when, determine the Target Link
In fixed gain state.
Under fixed gain state, since the RSSI of output signal is less than rated value, it can be kept fixed gain, no
Will cause bottom make an uproar it is smaller, do not occur I/Q signal saturation, non-thread sexual maladjustment phenomena such as.Therefore gain can be kept to immobilize.
In disclosure another kind embodiment, the method for determination of the working condition of the Target Link may include:
If the RSSI of the output signal is greater than or equal to default rated value POWER0, it is determined that the work of the Target Link
Making state is gain compression state.
Under gain compression state, due to output signal power RSSI off-rating POWER0, corresponding connect will lead to
The signal of communication of receiving end is excessively high, cause bottom make an uproar higher, non-thread sexual maladjustment, there is phenomena such as I/Q signal saturation.Therefore it needs to compress
The link gain of Target Link makes output signal power be maintained at rated value POWER0 to guarantee communication quality.
S130: according to the working condition of the Target Link, the link gain of the Target Link is controlled.
Specifically, if the Target Link is in fixed gain state, controlling the mesh in a kind of embodiment of the disclosure
The link gain for marking link is default fixed gain, and presetting fixed gain for uplink amplification link is GU0, and downlink is amplified
It is GD0 that link, which presets fixed gain,.The default fixed gain can configure and be stored in scheduled nonvolatile storage NVROM
In.If Target Link is in fixed gain state, the available default fixation of the gain control unit of the trunking
Yield value, and the physical link gain for controlling the Target Link is default current gain value.
Wherein, default current gain value GU0, GD0 can update once when trunking starts every time, can also be with
It is primary that predetermined time update is set, for example update in 24 hours is primary, it is inferior to update one within 12 hours.It can guarantee so described default
Current gain value GU0, GD0 can adaptively be adjusted according to the field condition of trunking, to guarantee the gain of trunking
It can satisfy QoS requirement.
In disclosure another kind embodiment, if the working condition of the Target Link is gain compression state, according to institute
The RSSI for stating the input signal of Target Link adjusts the link gain of the Target Link.
When the working condition for determining the Target Link is gain compression state, baseband chip real-time monitoring can be passed through
The RSSI of input signal adjusts the link gain of the Target Link according to the RSSI of the input signal.Specifically, can be with
Control the input signal RSSI and the link gain GU the sum of GD be equal to the default rated value POWER0, due to defeated
Out the RSSI of signal be equal to input signal RSSI and link gain GU the sum of GD, may be implemented to Target Link output signal
RSSI adjustment.
Further, in disclosure another kind embodiment, can according to the situation of change of the RSSI of the input signal,
Dynamic adjusts the link gain of the Target Link, make the input signal RSSI and the link gain GU the sum of GD guarantor
It holds as the default rated value POWER0.Namely in the case where the RSSI of input signal variation, correspondingly synchronous adjustment chain
Road gain guarantees stable communication quality so that the output signal power of Target Link keeps stablizing.
Specifically, in monitoring process, if the RSSI of the input signal increases, accordingly controlling the link gain
The incrementss for reducing, and controlling the link gain are equal to the reduction amount of the RSSI of the input signal.If the input
The RSSI of signal increases, then controls the link gain and accordingly reduce, and controls the reduction amount of the link gain equal to described
The incrementss of RSSI.The sum of the RSSI and the link gain GU GD for ensuring that the input signal in this way remain institute
Default rated value POWER0 is stated, that is, the RSSI of the output signal is kept to remain the default rated value POWER0, is protected
It demonstrate,proves the signal receiving quality stabilization of the receiving end of output signal and improves.
In disclosure another kind embodiment, as shown in figure 4, the trunking can also include filter, low noise
Amplifier LNA, power amplifier PA.It is corresponding, it has been more than default if the RSSI of input signal is excessive in monitoring process
First threshold, for example the RSSI of the input signal has been more than the default rated value POWER0, even if the link gain
It is reduced to 0, POWER0 is still greater than in the sum of the RSSI of the input signal and the link gain, can close the object chain
The low-noise amplifier LNA (Low Noise Amplifier) of the input terminal on road.
Wherein, the setting of the first threshold, can be with the practical acceptable maximum letter in the receiving end of the Target Link
Number intensity is as basis of design.For example the first threshold can be set to 2 times of POWER0,1.5 times etc., to guarantee object chain
The signal strength maximum that the corresponding receiving end of the output end on road receives is not more than the first threshold, to guarantee to communicate
Quality.In addition, can directly reduce input signal by the low-noise amplifier LNA for the input terminal for closing the Target Link
RSSI, to reduce the RSSI of corresponding output signal as early as possible.
It has been more than default if the RSSI of input signal is excessive in monitoring process in disclosure another kind embodiment
Second threshold, then adjust the link gain be 0, and close the Target Link input terminal low-noise amplifier LNA and
The output end power amplifier PA (Power Amplifier) of the Target Link.Wherein, the second threshold is greater than described the
One threshold value.The setting of the second threshold, can be with the practical acceptable maximum signal in the receiving end of the Target Link
As basis of design.For example the second threshold can be set to 2 times of POWER0,1.5 times etc., to guarantee the defeated of Target Link
The signal strength maximum that the corresponding receiving end of outlet receives is not more than the second threshold, to guarantee communication quality.
On the basis of closing the low-noise amplifier LNA of input terminal of the Target Link, it is further turned off the Target Link
The power amplifier PA of input terminal, can further decrease the RSSI of input signal, to reduce corresponding output signal as early as possible
RSSI.
Based on method provided by the corresponding each embodiment of above-mentioned Fig. 1, Fig. 3, Fig. 4, the disclosure also provides a kind of gain control
Device processed.Described device can be applied to the trunkings such as repeater, microchamber point.Fig. 2 is a kind of gain control that the disclosure provides
A kind of modular structure schematic diagram of embodiment of device processed.Specifically, as shown in Fig. 2, the apparatus may include:
Signal detection module 101 can be used for detecting the received signal strength RSSI of the output signal of Target Link；
Gain control module 102 can be configured as the RSSI according to the output signal, determine the Target Link
Working condition；According to the working condition of the Target Link, the link gain of the Target Link is controlled.
In a kind of embodiment of the disclosure, the gain control module 102 can be configured to:
If the RSSI of the output signal is less than default rated value, it is determined that the working condition of the Target Link is to fix
Gain-state.
In disclosure another kind embodiment, the gain control module 102 can be configured to:
If the working condition of the Target Link is fixed gain state, controlling the link gain is default fixed increasing
Benefit value.
In a kind of embodiment of the disclosure, the gain control module 102 can be configured to:
If the RSSI of the output signal is greater than or equal to default rated value, it is determined that the working condition of the Target Link
For gain compression state.
In disclosure another kind embodiment, the gain control module 102 can be configured to:
If the working condition of the Target Link is gain compression state, according to the input signal of the Target Link
RSSI adjusts the link gain of the Target Link.
In a kind of embodiment of the disclosure, the signal detection module 101 can be also used for monitoring the input signal
RSSI, if the working condition of the Target Link is gain compression state, the input signal according to the Target Link
RSSI adjusts the link gain of the Target Link further include:
According to the RSSI of the input signal, the link gain of the Target Link is adjusted, makes the input signal
The sum of RSSI and the link gain are equal to the default rated value.
In a kind of embodiment of the disclosure, the RSSI of the input signal according to the Target Link adjusts the target
The link gain of link further include:
According to the situation of change of the RSSI of the input signal, the link gain is dynamically adjusted, makes the input signal
RSSI and the sum of the link gain remain the default rated value.
In a kind of embodiment of the disclosure, the situation of change of the RSSI according to the input signal, dynamically described in adjustment
Link gain includes:
If the RSSI of the input signal increases, controls the link gain and reduce, and control the link gain
Reduction amount is equal to the incrementss of the RSSI.
In a kind of embodiment of the disclosure, the situation of change of the RSSI according to the input signal, dynamically described in adjustment
Link gain includes:
If the RSSI of the input signal reduces, controls the link gain and increase, and control the link gain
Incrementss are equal to the reduction amount of the RSSI.
In a kind of embodiment of the disclosure, the signal detection module 101 can be also used for monitoring the input signal
RSSI, corresponding, the gain control module 102 can be configured to:
If the RSSI of the input signal is greater than first threshold, adjusting the link gain is 0, and closes the target
The low-noise amplifier LNA of the input terminal of link.
In a kind of embodiment of the disclosure, the gain control module 102 is configured to:
If the RSSI of the input signal is greater than second threshold, adjusting the link gain is 0, and closes the target
The input terminal low-noise amplifier LNA of the link and output end power amplifier PA of the Target Link, the second threshold are big
In the first threshold.
In a kind of embodiment of the disclosure, the Target Link can be the uplink amplification link or downlink of the trunking
Amplify link.
For be related in above-mentioned apparatus with the same or similar process in Fig. 1, Fig. 3, embodiment illustrated in fig. 4, specifically
Executive mode can be executed according to executive mode provided by the corresponding each embodiment of Fig. 1, Fig. 3, Fig. 4.
Based on a kind of gain control method described in the various embodiments described above, the disclosure also provides a kind of trunking.Fig. 5 is
A kind of a kind of structural schematic diagram of possible design of trunking shown in an embodiment of the present disclosure.Specifically, such as Fig. 5 institute
Show, the trunking may include:
Processor 201.The processor 201 is performed various functions for carrying out control management to the movement of trunking
Come the communication service for supporting control equipment to provide.
Memory 202 for storage processor executable instruction.The memory 202 is carried out for storing the terminal
The wave beam that the embodiment of the present disclosure provides determines the executable instruction and data of method, which includes that computer operation refers to
It enables.The computer program code that memory 202 stores can be executed by processor 201.
For supporting terminal to realize Fig. 1, Fig. 3, embodiment illustrated in fig. 4 when the processor 201 is configured as executing instruction
The method flow that middle trunking executes.
Emitter/receiver 203 is for supporting trunking and UE or base station communication.
Communication module 204 is used to support the communication of trunking Yu other network equipments, and the communication module 204 can wrap
Include the communication interface between trunking and other equipment.
It is apparent to those skilled in the art that each embodiment of the disclosure can mutual reference, for example, being
Convenienct and succinct, the specific work process of unit or module in the equipment and equipment of foregoing description, before can referring to of description
State the corresponding process description in embodiment of the method.
Fig. 6 is a kind of block diagram of trunking shown according to an exemplary embodiment.For example, device 1900 can be mentioned
For for a server.Referring to Fig. 6, it further comprises one or more processors that device 1900, which includes processing component 1922, with
And memory resource represented by a memory 1932, it can be by the instruction of the execution of processing component 1922 for storing, such as answer
Use program.The application program stored in memory 1932 may include it is one or more each correspond to one group of instruction
Module.In addition, processing component 1922 is configured as executing instruction, to execute the above method.
Device 1900 can also include that a power supply module 1926 be configured as the power management of executive device 1900, and one
Wired or wireless network interface 1950 is configured as device 1900 being connected to network and input and output (I/O) interface
1958.Device 1900 can be operated based on the operating system for being stored in memory 1932, such as Windows ServerTM, Mac
OS XTM, UnixTM, LinuxTM, FreeBSDTM or similar.
In the exemplary embodiment, a kind of non-volatile computer readable storage medium storing program for executing is additionally provided, for example including calculating
The memory 1932 of machine program instruction, above-mentioned computer program instructions can be executed by the processing component 1922 of device 1900 to complete
The above method.
The disclosure can be system, method and/or computer program product.Computer program product may include computer
Readable storage medium storing program for executing, containing for making processor realize the computer-readable program instructions of various aspects of the disclosure.
Computer readable storage medium, which can be, can keep and store the tangible of the instruction used by instruction execution equipment
Equipment.Computer readable storage medium for example can be-- but it is not limited to-- storage device electric, magnetic storage apparatus, optical storage
Equipment, electric magnetic storage apparatus, semiconductor memory apparatus or above-mentioned any appropriate combination.Computer readable storage medium
More specific example (non exhaustive list) includes: portable computer diskette, hard disk, random access memory (RAM), read-only deposits
It is reservoir (ROM), erasable programmable read only memory (EPROM or flash memory), static random access memory (SRAM), portable
Compact disk read-only memory (CD-ROM), digital versatile disc (DVD), memory stick, floppy disk, mechanical coding equipment, for example thereon
It is stored with punch card or groove internal projection structure and the above-mentioned any appropriate combination of instruction.Calculating used herein above
Machine readable storage medium storing program for executing is not interpreted that instantaneous signal itself, the electromagnetic wave of such as radio wave or other Free propagations lead to
It crosses the electromagnetic wave (for example, the light pulse for passing through fiber optic cables) of waveguide or the propagation of other transmission mediums or is transmitted by electric wire
Electric signal.
Computer-readable program instructions as described herein can be downloaded to from computer readable storage medium it is each calculate/
Processing equipment, or outer computer or outer is downloaded to by network, such as internet, local area network, wide area network and/or wireless network
Portion stores equipment.Network may include copper transmission cable, optical fiber transmission, wireless transmission, router, firewall, interchanger, gateway
Computer and/or Edge Server.Adapter or network interface in each calculating/processing equipment are received from network to be counted
Calculation machine readable program instructions, and the computer-readable program instructions are forwarded, for the meter being stored in each calculating/processing equipment
In calculation machine readable storage medium storing program for executing.
Computer program instructions for executing disclosure operation can be assembly instruction, instruction set architecture (ISA) instructs,
Machine instruction, machine-dependent instructions, microcode, firmware instructions, condition setup data or with one or more programming languages
The source code or object code that any combination is write, the programming language include the programming language-of object-oriented such as
Smalltalk, C++ etc., and conventional procedural programming languages-such as " C " language or similar programming language.Computer
Readable program instructions can be executed fully on the user computer, partly execute on the user computer, be only as one
Vertical software package executes, part executes on the remote computer or completely in remote computer on the user computer for part
Or it is executed on server.In situations involving remote computers, remote computer can pass through network-packet of any kind
It includes local area network (LAN) or wide area network (WAN)-is connected to subscriber computer, or, it may be connected to outer computer (such as benefit
It is connected with ISP by internet).In some embodiments, by utilizing computer-readable program instructions
Status information carry out personalized customization electronic circuit, such as programmable logic circuit, field programmable gate array (FPGA) or can
Programmed logic array (PLA) (PLA), the electronic circuit can execute computer-readable program instructions, to realize each side of the disclosure
Face.
Referring herein to according to the flow chart of the method, apparatus (system) of the embodiment of the present disclosure and computer program product and/
Or block diagram describes various aspects of the disclosure.It should be appreciated that flowchart and or block diagram each box and flow chart and/
Or in block diagram each box combination, can be realized by computer-readable program instructions.
These computer-readable program instructions can be supplied to general purpose computer, special purpose computer or other programmable datas
The processor of processing unit, so that a kind of machine is produced, so that these instructions are passing through computer or other programmable datas
When the processor of processing unit executes, function specified in one or more boxes in implementation flow chart and/or block diagram is produced
The device of energy/movement.These computer-readable program instructions can also be stored in a computer-readable storage medium, these refer to
It enables so that computer, programmable data processing unit and/or other equipment work in a specific way, thus, it is stored with instruction
Computer-readable medium then includes a manufacture comprising in one or more boxes in implementation flow chart and/or block diagram
The instruction of the various aspects of defined function action.
Computer-readable program instructions can also be loaded into computer, other programmable data processing units or other
In equipment, so that series of operation steps are executed in computer, other programmable data processing units or other equipment, to produce
Raw computer implemented process, so that executed in computer, other programmable data processing units or other equipment
Instruct function action specified in one or more boxes in implementation flow chart and/or block diagram.
The flow chart and block diagram in the drawings show system, method and the computer journeys according to multiple embodiments of the disclosure
The architecture, function and operation in the cards of sequence product.In this regard, each box in flowchart or block diagram can generation
One module of table, program segment or a part of instruction, the module, program segment or a part of instruction include one or more use
The executable instruction of the logic function as defined in realizing.In some implementations as replacements, function marked in the box
It can occur in a different order than that indicated in the drawings.For example, two continuous boxes can actually be held substantially in parallel
Row, they can also be executed in the opposite order sometimes, and this depends on the function involved.It is also noted that block diagram and/or
The combination of each box in flow chart and the box in block diagram and or flow chart, can the function as defined in executing or dynamic
The dedicated hardware based system made is realized, or can be realized using a combination of dedicated hardware and computer instructions.
The presently disclosed embodiments is described above, above description is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes are obvious for the those of ordinary skill in art field.The selection of term used herein, purport
In the principle, practical application or technological improvement to the technology in market for best explaining each embodiment, or lead this technology
Other those of ordinary skill in domain can understand each embodiment disclosed herein.
Claims (26)
1. a kind of gain control method, which is characterized in that be applied to trunking, which comprises
Detect the received signal strength RSSI of the output signal of Target Link；
According to the RSSI of the output signal, the working condition of the Target Link is determined；
According to the working condition of the Target Link, the link gain of the Target Link is controlled.
2. a kind of gain control method as described in claim 1, which is characterized in that described according to the output signal
RSSI determines that the working condition of the Target Link includes:
If the RSSI of the output signal is less than default rated value, it is determined that the working condition of the Target Link is fixed gain
State.
3. a kind of gain control method as claimed in claim 1 or 2, which is characterized in that described according to the Target Link
Working condition, the link gain for controlling the Target Link include:
If the working condition of the Target Link is fixed gain state, controlling the link gain is default fixed gain
Value.
4. a kind of gain control method as described in claim 1, which is characterized in that described according to the output signal
RSSI determines that the working condition of the Target Link includes:
If the RSSI of the output signal is greater than or equal to default rated value, it is determined that the working condition of the Target Link is to increase
Beneficial compressive state.
5. a kind of gain control method as described in claim 1 or 4, which is characterized in that described according to the Target Link
Working condition, the link gain for controlling the Target Link include:
If the working condition of the Target Link is gain compression state, according to the input signal of the Target Link
RSSI adjusts the link gain of the Target Link.
6. a kind of gain control method as claimed in claim 5, which is characterized in that the input according to the Target Link
The RSSI of signal, the link gain for adjusting the Target Link include:
Monitor the RSSI of the input signal；
According to the RSSI of the input signal, adjust the link gain of the Target Link, make the RSSI of the input signal with
The sum of described link gain is equal to the default rated value.
7. a kind of gain control method as claimed in claim 6, which is characterized in that the input according to the Target Link
The RSSI of signal adjusts the link gain of the Target Link further include:
According to the situation of change of the RSSI of the input signal, the link gain is dynamically adjusted, makes the input signal
The sum of RSSI and the link gain remain the default rated value.
8. a kind of gain control method as claimed in claim 7, which is characterized in that the RSSI according to the input signal
Situation of change, dynamically adjusting the link gain includes:
If the RSSI of the input signal increases, controls the link gain and reduce, and control the reduction of the link gain
Amount is equal to the incrementss of the RSSI.
9. a kind of gain control method as claimed in claim 7 or 8, which is characterized in that described according to the input signal
The situation of change of RSSI, dynamically adjusting the link gain includes:
If the RSSI of the input signal reduces, controls the link gain and increase, and control the increase of the link gain
Amount is equal to the reduction amount of the RSSI.
10. a kind of gain control method as claimed in claim 5, which is characterized in that described according to the defeated of the Target Link
The RSSI for entering signal, the link gain for adjusting the Target Link include:
Monitor the RSSI of the input signal；
If the RSSI of the input signal is greater than first threshold, adjusting the link gain is 0, and closes the Target Link
Input terminal low-noise amplifier LNA.
11. a kind of gain control method as claimed in claim 10, which is characterized in that described according to the defeated of the Target Link
The RSSI for entering signal adjusts the link gain of the Target Link further include:
If the RSSI of the input signal is greater than second threshold, adjusting the link gain is 0, and closes the Target Link
Input terminal low-noise amplifier LNA and the Target Link output end power amplifier PA, the second threshold be greater than institute
State first threshold.
12. a kind of gain control method as described in claim 1, which is characterized in that the Target Link is that the relaying is set
Standby uplink amplification link or downlink amplify link.
13. a kind of gain control, which is characterized in that be applied to trunking, described device includes:
Signal detection module, the received signal strength RSSI of the output signal for detecting Target Link；
Gain control module is configured as the RSSI according to the output signal, determines the working condition of the Target Link；Root
According to the working condition of the Target Link, the link gain of the Target Link is controlled.
14. a kind of gain control as claimed in claim 13, which is characterized in that the gain control module, further
It is configured as:
If the RSSI of the output signal is less than default rated value, it is determined that the working condition of the Target Link is fixed gain
State.
15. a kind of gain control according to claim 13 or 14, which is characterized in that the gain control module, into
One step is configured as:
If the working condition of the Target Link is fixed gain state, controlling the link gain is default fixed gain
Value.
16. a kind of gain control as claimed in claim 13, which is characterized in that the gain control module, further
It is configured as:
If the RSSI of the output signal is greater than or equal to default rated value, it is determined that the working condition of the Target Link is to increase
Beneficial compressive state.
17. a kind of gain control as described in claim 13 or 16, which is characterized in that the gain control module, into
One step is configured as:
If the working condition of the Target Link is gain compression state, according to the input signal of the Target Link
RSSI adjusts the link gain of the Target Link.
18. a kind of gain control as claimed in claim 17, which is characterized in that the signal detection module is also used to supervise
The RSSI of the input signal is surveyed, it is described according to the target if the working condition of the Target Link is gain compression state
The RSSI of the input signal of link adjusts the link gain of the Target Link further include:
According to the RSSI of the input signal, adjust the link gain of the Target Link, make the RSSI of the input signal with
The sum of described link gain is equal to the default rated value.
19. a kind of gain control as claimed in claim 18, which is characterized in that described according to the defeated of the Target Link
The RSSI for entering signal adjusts the link gain of the Target Link further include:
According to the situation of change of the RSSI of the input signal, the link gain is dynamically adjusted, makes the input signal
The sum of RSSI and the link gain remain the default rated value.
20. a kind of gain control as claimed in claim 19, which is characterized in that described according to the input signal
The situation of change of RSSI, dynamically adjusting the link gain includes:
If the RSSI of the input signal increases, controls the link gain and reduce, and control the reduction of the link gain
Amount is equal to the incrementss of the RSSI.
21. a kind of gain control as described in claim 19 or 20, which is characterized in that described according to the input signal
RSSI situation of change, dynamically adjusting the link gain includes:
If the RSSI of the input signal reduces, controls the link gain and increase, and control the increase of the link gain
Amount is equal to the reduction amount of the RSSI.
22. a kind of gain control as claimed in claim 17, which is characterized in that the signal detection module is also used to supervise
The RSSI of the input signal is surveyed, corresponding, the gain control module is configured to:
If the RSSI of the input signal is greater than first threshold, adjusting the link gain is 0, and closes the Target Link
Input terminal low-noise amplifier LNA.
23. a kind of gain control as claimed in claim 22, which is characterized in that the gain control module, further
It is configured as:
If the RSSI of the input signal is greater than second threshold, adjusting the link gain is 0, and closes the Target Link
Input terminal low-noise amplifier LNA and the Target Link output end power amplifier PA, the second threshold be greater than institute
State first threshold.
24. a kind of gain control as claimed in claim 13, which is characterized in that the Target Link is that the relaying is set
Standby uplink amplification link or downlink amplify link.
25. a kind of trunking characterized by comprising
Processor；
Memory for storage processor executable instruction；
Wherein, the processor is configured to realizing any one of claim 1 to 12 institute when executing the executable instruction
The method stated.
26. a kind of non-volatile computer readable storage medium storing program for executing, is stored thereon with computer program instructions, which is characterized in that institute
It states and realizes method described in any one of claim 1 to 12 when computer program instructions are executed by processor.
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| CN201910754458.9A CN110445562B (en) | 2019-08-15 | 2019-08-15 | Gain control method, device, relay device and storage medium |
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| CN201910754458.9A CN110445562B (en) | 2019-08-15 | 2019-08-15 | Gain control method, device, relay device and storage medium |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912570A (en) * | 2019-11-18 | 2020-03-24 | 展讯通信（上海）有限公司 | Gear shifting device and method of low noise amplifier, terminal and network element equipment |
| CN113242076A (en) * | 2021-06-15 | 2021-08-10 | 展讯通信（上海）有限公司 | Target link gain control method and device, storage medium and relay equipment |
| CN113573400A (en) * | 2021-07-26 | 2021-10-29 | 上海金卓科技有限公司 | Method, device, equipment and storage medium for signal automatic gain control |
| CN113972920A (en) * | 2020-07-24 | 2022-01-25 | 华为技术有限公司 | Method and device for determining target transmitting antenna |
| CN114641056A (en) * | 2020-12-16 | 2022-06-17 | 阿里巴巴集团控股有限公司 | Processing unit and method for adjusting gain of receiver |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1640011A (en) * | 2002-02-28 | 2005-07-13 | 北电网络有限公司 | Self-configuring repeater system and method |
| CN1794605A (en) * | 2005-11-09 | 2006-06-28 | 凯明信息科技股份有限公司 | Automatic gain control method of public channel |
| US20130077502A1 (en) * | 2011-09-23 | 2013-03-28 | Qualcomm Incorporated | Adjusting repeater gains based upon received downlink power level |
| CN103580704A (en) * | 2012-07-25 | 2014-02-12 | 中国科学院微电子研究所 | Receiver device adopting automatic gain control and method for controlling receiver by means of automatic gain |
| CN108288992A (en) * | 2017-01-09 | 2018-07-17 | 展讯通信（上海）有限公司 | A kind of Miniature repeater automatically controls the method, apparatus and baseband chip of gain |
-
2019
- 2019-08-15 CN CN201910754458.9A patent/CN110445562B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1640011A (en) * | 2002-02-28 | 2005-07-13 | 北电网络有限公司 | Self-configuring repeater system and method |
| CN1794605A (en) * | 2005-11-09 | 2006-06-28 | 凯明信息科技股份有限公司 | Automatic gain control method of public channel |
| US20130077502A1 (en) * | 2011-09-23 | 2013-03-28 | Qualcomm Incorporated | Adjusting repeater gains based upon received downlink power level |
| CN103580704A (en) * | 2012-07-25 | 2014-02-12 | 中国科学院微电子研究所 | Receiver device adopting automatic gain control and method for controlling receiver by means of automatic gain |
| CN108288992A (en) * | 2017-01-09 | 2018-07-17 | 展讯通信（上海）有限公司 | A kind of Miniature repeater automatically controls the method, apparatus and baseband chip of gain |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912570A (en) * | 2019-11-18 | 2020-03-24 | 展讯通信（上海）有限公司 | Gear shifting device and method of low noise amplifier, terminal and network element equipment |
| CN110912570B (en) * | 2019-11-18 | 2021-07-06 | 展讯通信（上海）有限公司 | Gear shifting device and method of low noise amplifier, terminal and network element equipment |
| CN113972920A (en) * | 2020-07-24 | 2022-01-25 | 华为技术有限公司 | Method and device for determining target transmitting antenna |
| CN114641056A (en) * | 2020-12-16 | 2022-06-17 | 阿里巴巴集团控股有限公司 | Processing unit and method for adjusting gain of receiver |
| CN114641056B (en) * | 2020-12-16 | 2024-03-15 | 阿里巴巴集团控股有限公司 | Processing unit and method for adjusting gain of receiver |
| CN113242076A (en) * | 2021-06-15 | 2021-08-10 | 展讯通信（上海）有限公司 | Target link gain control method and device, storage medium and relay equipment |
| CN113242076B (en) * | 2021-06-15 | 2022-09-16 | 展讯通信（上海）有限公司 | Target link gain control method and device, storage medium and relay equipment |
| CN113573400A (en) * | 2021-07-26 | 2021-10-29 | 上海金卓科技有限公司 | Method, device, equipment and storage medium for signal automatic gain control |
| CN113573400B (en) * | 2021-07-26 | 2023-10-31 | 上海金卓科技有限公司 | Method, device, equipment and storage medium for automatic gain control of signal |
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|---|---|
| CN110445562B (en) | 2022-02-08 |
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