CN109802731A - A kind of wireless link monitoring method, mobile communication terminal and network side equipment - Google Patents
A kind of wireless link monitoring method, mobile communication terminal and network side equipment Download PDFInfo
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- CN109802731A CN109802731A CN201711143644.6A CN201711143644A CN109802731A CN 109802731 A CN109802731 A CN 109802731A CN 201711143644 A CN201711143644 A CN 201711143644A CN 109802731 A CN109802731 A CN 109802731A
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Abstract
The present invention provides a kind of wireless link monitoring method, mobile communication terminal and network side equipment, this method comprises: calculating the target resource corresponding second that agreement is made an appointment in the first reception power of target object and the time slot where target object receives power, the target object is the object that Radio Link monitoring is carried out as Radio Link monitoring reference signal；The quality state of the corresponding Radio Link of the target object is determined according to the relationship of the first reception power and the second reception power.Since the target resource being employed as in the time slot where Radio Link monitors the target object of reference signal progress Radio Link monitoring by protocol conventions measures resource as signal/interference signal intensity is received, so as to avoid additional signaling instruction received signal strength/interference signal intensity measurement resource, therefore reduce overhead.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of wireless link monitoring methods, mobile communication terminal and net
Network side apparatus.
Background technique
In existing communication system, due to the factors such as interfere, decline, the link of network side equipment and mobile communication terminal can
It cannot can work for a long time, Radio Link Failure process can be initiated at this time.
In the prior art, network side equipment can configure X Radio Link to mobile communication terminal and monitor reference signal
(Radio link monitoring reference signal, RLM-RS) is used to carry out Radio Link monitoring, and assessment is wireless
Link-quality, radio link quality by assuming that physical downlink control channel (Physical Downlink Control
Channel Block Error Rate PDCCH-BLER) is judged.
If passing through the calculated hypothesis PDCCH-BLER of X RLM-RS, the corresponding hypothesis PDCCH of at least Y RLM-RS
BLER is higher than threshold value Q_in, then mobile communication terminal is by reporting In-sync (IS) to high level.If passing through X RLM-RS
The corresponding hypothesis PDCCH BLER of calculated hypothesis PDCCH-BLER, all RLM-RS is below threshold value Q_out, then moves
Mobile communication terminal is by reporting Out-of-sync (OOS) to high level.If continuously reporting the OOS of certain number, then it is assumed that wireless
Link failure.
Wherein, mobile communication terminal can be according to Signal to Interference plus Noise Ratio (Signal to Interference plus Noise
Ratio, SINR) or be similar to SINR (SINR-like) index obtain assume PDCCH-BLER estimation.As long as judging
The estimated value of SINR SINR-like index is above/below corresponding threshold value, that is, can determine whether the vacation in current radio link
If the relationship of PDCCH-BLER and Q_in/Q_out thresholding.
Index based on SINR or SINR-like carries out the monitoring of Radio Link, needs to survey the power of signal
Amount, while also interference and noise are measured.In the prior art, it needs through network side equipment to reception signal/interference
Signal strength measurement resource is indicated, realizes the monitoring of Radio Link, so that the overhead of communication system is larger.
Summary of the invention
The embodiment of the present invention provides a kind of wireless link monitoring method, mobile communication terminal and network side equipment, to solve
The problem of carrying out Radio Link monitoring, leading to the overhead increase of communication system.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, being applied to mobile communication terminal, packet the embodiment of the invention provides a kind of wireless link monitoring method
It includes:
Calculate the target that agreement is made an appointment in the first reception power of target object and the time slot where target object
Resource corresponding second receives power, and the target object is to carry out Radio Link monitoring as Radio Link monitoring reference signal
Object；
The corresponding Radio Link of the target object is determined according to the relationship of the first reception power and the second reception power
Quality state.
Second aspect, the embodiment of the invention also provides a kind of mobile communication terminals, comprising:
Computing module, for calculating the first of target object, to receive agreement in power and time slot where target object pre-
The target resource first arranged corresponding second receives power, and the target object is carried out as Radio Link monitoring reference signal
The object of Radio Link monitoring；
Determining module, for determining that the target object is corresponding according to the relationship of the first reception power and the second reception power
Radio Link quality state.
The third aspect, the embodiment of the invention also provides a kind of mobile communication terminals, including processor, memory and storage
On the memory and the computer program that can run on the processor, the computer program are held by the processor
The step of above-mentioned wireless link monitoring method is realized when row.
Fourth aspect, the embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer
The step of program, the computer program realizes above-mentioned wireless link monitoring method when being executed by processor.
In this way, monitoring reference signal progress due to being employed as Radio Link by protocol conventions in the embodiment of the present invention
The target resource in time slot where the target object of Radio Link monitoring is provided as signal/interference signal intensity measurement is received
Source so as to avoid additional signaling instruction received signal strength/interference signal intensity measurement resource, therefore reduces system and opens
Pin.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is one of the flow chart of wireless link monitoring method provided in an embodiment of the present invention；
Fig. 2 is the structure chart of SS Block in wireless link monitoring method provided in an embodiment of the present invention；
Fig. 3 is the two of the flow chart of wireless link monitoring method provided in an embodiment of the present invention；
Fig. 4 is the three of the flow chart of wireless link monitoring method provided in an embodiment of the present invention；
Fig. 5 is one of the structure chart of mobile communication terminal provided in an embodiment of the present invention；
Fig. 6 is the two of the structure chart of mobile communication terminal provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
It is a kind of flow chart of wireless link monitoring method provided in an embodiment of the present invention referring to Fig. 1, Fig. 1, such as Fig. 1 institute
Show, comprising the following steps:
Step 101, agreement in the first reception power of target object and the time slot where target object is calculated to appoint in advance
Fixed target resource corresponding second receives power, and the target object is carried out wirelessly as Radio Link monitoring reference signal
The object of link monitoring；
Step 102, the corresponding nothing of the target object is determined according to the relationship of the first reception power and the second reception power
The quality state of wired link.
Wireless link monitoring method provided in an embodiment of the present invention is mainly used in mobile communication terminal, for controlling nothing
The monitoring of wired link.
In the step, the number amount and type of above-mentioned target object can be configured by network side equipment.Such as network side
Equipment can configure the quantity of target object and the type of target object by radio resource control RRC signaling.Specifically
, defining in 5G NR (new radio, new wireless access) system can be by channel state information reference signals CSI-RS
(Channel State Information Reference Signal) or synchronization signal block SS Block are as Radio Link
The reference signal of detection, i.e., above-mentioned target object include channel state information reference signals CSI-RS or synchronization signal block SS
Block。
In the present embodiment, network side equipment can configure mobile communication terminal for CSI-RS or SS by RRC signaling
Block carries out Radio Link as Radio Link monitoring reference signal RLM-RS and monitors RLM.Such as it can incite somebody to action in one embodiment
One or more CSI-RS carries out RLM as RLM-RS；It in another embodiment, can be by one or more SS
Block carries out RLM as RLM-RS；In yet another embodiment, can also by one or more CSI-RS and one or
The multiple SS Block of person are used as RLM-RS to carry out RLM simultaneously.
When the quality state for carrying out Radio Link to each target object in the present embodiment is monitored, mesh is calculated first
Mark the first of object the second reception power for receiving power and the target resource in the time slot where target object.Then root
Power and second, which is received, according to first receives the relationship of power, the quality state of the corresponding Radio Link of estimation target object.
Specifically, first receives the reception power that power is CSI-RS when target object is CSI-RS；Work as target object
When for SS Block, first receives the reception power that power is SS Block.Above-mentioned second receives power as on target resource
Power is received, such as can be the total received power of all resources on target resource, or the average received of all resources
Power.
In this way, monitoring reference signal progress due to being employed as Radio Link by protocol conventions in the embodiment of the present invention
The target resource in time slot where the target object of Radio Link monitoring is provided as signal/interference signal intensity measurement is received
Source so as to avoid additional signaling instruction received signal strength/interference signal intensity measurement resource, therefore reduces system and opens
Pin.
It should be noted that above-mentioned target resource measures resource as received signal strength/interference signal intensity, correspond to
OFDM symbol, can be with RSSI (Received Signal Strength Indication, received signal intensity instruction)
The OFDM symbol of measurement is identical.
Further, the position definition mode of above-mentioned target resource can be configured according to actual needs, in this implementation
In example, above-mentioned target resource is the resource that following any mode defines:
The first definition mode: top n orthogonal frequency division multiplex OFDM (Orthogonal in the time slot where target object
Frequency Division Multiplexing) symbol, the N is positive integer.
In the embodiment, the value range of above-mentioned N can be configured according to actual needs, in the present embodiment, be
The transmission of better reaction PDCCH (Physical Downlink Control Channel, Physical Downlink Control Channel)
Quality, it is preferred that for the value of the N between 1 between M, the M is that network side equipment passes through radio resource control RRC
CORESET (control resource set, the resource collection of transmission control information, including transmission PDCCH's signaled
Running time-frequency resource) OFDM symbol number.
Second of definition mode: all OFDM symbols of the time slot where the target object.
In the embodiment, all OFDM symbols of time slot where CSI-RS SS Block can be all used as above-mentioned
Target resource.
The third definition mode: the part OFDM of the time slot where the target object determined according to preset rules is accorded with
Number.
In present embodiment, the definition rule of above-mentioned part OFDM symbol can be configured according to actual needs, for example,
Above-mentioned part OFDM symbol can be the OFDM symbol where RLM-RS, be also possible to except the OFDM symbol where RLM-RS
OFDM symbol.Specifically, in the present embodiment, above-mentioned preset rules include:
If the target object is channel state information reference signals CSI-RS, the part OFDM symbol is described
OFDM symbol where CSI-RS, alternatively, the part OFDM symbol removes the CSI- in the time slot where the CSI-RS
All or part of OFDM symbol except OFDM symbol where RS；
If the target object is synchronization signal block SS Block, the part OFDM symbol is to transmit the SS
The whole OFDM symbols or part OFDM symbol of Block, alternatively, the part OFDM symbol be the SS Block where when
All or part of OFDM symbol in gap in addition to the OFDM symbol for transmitting the SS Block.
Specifically, a part is carrying information as shown in Fig. 2, generally including two parts in the structure of SS Block
Physical Broadcast Channel PBCH-RE (Physical Broadcast Channel-Resource Element), for carrying master
Synchronization signal PSS and secondary synchronization signal SSS；Pilot signal PBCH-DMRS-RE when another part.Furthermore in the knot of SS Block
It further include undefined part not defined yet in structure, the part is temporarily undefined, any content will not be transmitted at present,
New definition no longer can of course be carried out to the part not defined yet；If it being defined can also transmit later
The content of definition.In Fig. 2, X and Y indicate PRB number, have not determined at present, possible value, X=20, Y=4.DMRS
(Demodulation Reference Signal, demodulated reference signal) OFDM symbol and corresponding that PBCH is occupied in Fig. 2
It on PRB, is spacedly distributed with 1/4 density, i.e., has 3 PBCH-DMRS-RE in every 12 continuous RE.
In the present embodiment, the OFDM symbol for being used for transmission SS Block is usually 4, can also using one of those or
The multiple OFDM symbols of person are as above-mentioned target resource.When above-mentioned part OFDM symbol is to transmit the SS Block all or part
OFDM symbol when, the part OFDM symbol includes transmitting the OFDM symbol of secondary synchronization signal SSS, primary synchronization signal PSS
At least one of OFDM symbol and the OFDM symbol of transmitting physical broadcast channel.
It should be understood that above-mentioned target resource can be one or more OFDM symbol, when the target resource is at least two
When a OFDM symbol, described second receives power as the total received power or mean receiving power on the target resource.
Wherein, the method for determination of the quality state of Radio Link can be configured according to actual needs, for example,
In the present embodiment, determination can be compared with preset value according to the ratio of the first reception power and the second reception power according to stating
The quality state of Radio Link.Specifically, in the present embodiment, above-mentioned steps 102 include: referring to Fig. 3
Step 1021, the described first ratio for receiving power and the second reception power is calculated；
In the step, for first receive power calculating:
If target object is CSI-RS, the reception power for calculating CSI-RS obtains the first reception power；
If target object is CSI-RS, the reception power that can calculate SSS obtains the first reception power, can calculate PSS
Reception power obtain the second reception power, the reception power that can also calculate PBCH-DMRS obtains the second reception power.This
It outside, can also be by calculating both any or three total received power or average received in SSS, PSS and PBCH-DMRS
Power obtains the first reception power.
The calculating for receiving power for first:
If second receives power as total received power, the signal in target resource in each OFDM symbol can be calculated first
Power is received, the signal reception power summation in target resource in all OFDM symbols, the letter are then obtained by read group total
Number receive power summation be second receive power.
If second receives power as mean receiving power, the letter in target resource in each OFDM symbol can be calculated first
Number receive power, the signal reception power summation in target resource in all OFDM symbols is then obtained by read group total, most
Signal reception power summation is obtained into the second reception power divided by the quantity of OFDM symbol in target resource afterwards.
After calculating separately to obtain the first reception power A and second and receiving power B, power A is received divided by the by first
Two reception power B obtain ratio R, R=A/B.
Step 1022, when the ratio is greater than corresponding first preset value of threshold value Q_in of default radio link quality,
Then determine the hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of the target object lower than the threshold value
Q_in；When the ratio is less than corresponding second preset value of threshold value Q_out of default radio link quality, it is determined that the mesh
The hypothesis Block Error Rate for marking the Physical Downlink Control Channel of the corresponding Radio Link of object is higher than the threshold value Q_out.
In the present embodiment, it can preset and assume PDCCH-BLER and the first preset value R_in and the second preset value R_
The mapping relations of out, hypothesis PDCCH-BLER are correspondingly provided with threshold value Q_in and threshold value Q_out.Wherein, the first preset value
R_in and threshold value Q_in has mapping relations, and the second preset value R_out and threshold value Q_out mapping have mapping relations.
It, can be with as the corresponding first preset value R_in of the threshold value Q_in that the ratio is greater than default radio link quality
Think the corresponding hypothesis PDCCH-BLER of the target object lower than Q_in；When the ratio is less than the door of default radio link quality
When the corresponding second preset value R_out of limit value Q_out, it is believed that the corresponding hypothesis PDCCH-BLER of the target object is higher than Q_
out。
Specifically, in some target object, when the threshold value Q_in that the ratio is greater than default radio link quality is corresponding
The first preset value, it is determined that the hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of the target object is low
In the threshold value Q_in；When the ratio is less than corresponding second preset value of threshold value Q_out of default radio link quality,
Then determine that the hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of the target object is higher than the threshold value
Q_out。
In the present embodiment, due to using pilot power (i.e. the reception power of target object) and specific OFDM symbol (mesh
Mark resource OFDM symbol) reception power ratio as hypothesis PDCCH-BLER reference index, the calculating side of the ratio
Formula and RSRQ (calculation of (Reference Signal Receiving Quality, Reference Signal Received Quality) is similar,
Can calculation function similar with other module reuses, so as to reduce the calculating process of system, lifting system performance.
It should be noted that network side equipment is that mobile communication terminal is configured with multiple Radio Link monitorings, mobile communication
Terminal, can be according in all target objects in the quality state for reporting Radio Link, the corresponding Radio Link of target object
Physical Downlink Control Channel assume that Block Error Rate is corresponding lower than the quantity of the threshold value Q in and target object wireless
The Physical Downlink Control Channel of link assumes that Block Error Rate is higher than the quantity of the threshold value Q_out, reports mobile communication terminal
Radio Link quality state.
Specifically, if configuring the Radio Link monitoring that the mobile communication terminal carries out M target object；
Referring to Fig. 4, after above-mentioned steps 102, the method also includes:
Step 103, when the hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of at least N number of target object
Lower than the threshold value Q_in, then reporting the quality state of the Radio Link of the mobile communication terminal is In Sync；When described
The hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of M target object is higher than the threshold value Q_out, then
The quality state for reporting the Radio Link of the mobile communication terminal is OOS.
Wherein, above-mentioned N is less than M.Specifically, ought the corresponding Radio Link of at least N number of target object physical down control
When the hypothesis Block Error Rate of channel is lower than the threshold value Q_in, it is believed that the hypothesis PDCCH-BLER of the mobile communication terminal is low
In Q_in；Described in being higher than when the hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of the M target object
When threshold value Q_out, it is believed that the hypothesis PDCCH-BLER of the mobile communication terminal is higher than Q_out.
It is the structure chart of mobile communication terminal provided in an embodiment of the present invention referring to Fig. 5, Fig. 5, as shown in figure 5, the movement
Communication terminal 500 includes:
Computing module 501, for calculate target object first reception power and target object where time slot in assist
It discusses the target resource made an appointment corresponding second and receives power, the target object is to monitor reference signal as Radio Link
Carry out the object of Radio Link monitoring；
Determining module 502, for determining the target object according to the relationship of the first reception power and the second reception power
The quality state of corresponding Radio Link.
Optionally, the target object includes channel state information reference signals CSI-RS or synchronization signal block SS
Block。
Optionally, the target resource is the resource that following any mode defines:
Top n orthogonal frequency division multiplex OFDM symbol in time slot where target object, the N are positive integer；
All OFDM symbols of time slot where the target object；
The part OFDM symbol of time slot where the target object determined according to preset rules.
Optionally, for the value of the N between 1 between M, the M is that network side equipment passes through radio resource control
The number of the OFDM symbol of the CORESET of RRC signaling notice.
Optionally, the preset rules include:
If the target object is channel state information reference signals CSI-RS, the part OFDM symbol is described
OFDM symbol where CSI-RS, alternatively, the part OFDM symbol removes the CSI- in the time slot where the CSI-RS
All or part of OFDM symbol except OFDM symbol where RS；
If the target object is synchronization signal block SS Block, the part OFDM symbol is to transmit the SS
The all or part of OFDM symbol of Block, alternatively, the part OFDM symbol is in the time slot where the SS Block except biography
All or part of OFDM symbol except the OFDM symbol of the defeated SS Block.
Optionally, the part OFDM symbol is when transmitting all or part of OFDM symbol of the SS Block, described
Part OFDM symbol includes transmitting OFDM symbol, the OFDM symbol and transmitting physical of primary synchronization signal PSS of secondary synchronization signal SSS
At least one of OFDM symbol of broadcast channel.
Optionally, when the target resource is at least two OFDM symbol, described second receives power as the target
Total received power or mean receiving power in resource.
Optionally, the determining module 502 includes:
Computing unit, for calculating the described first ratio for receiving power and the second reception power；
Determination unit, the threshold value Q_in corresponding first for being greater than default radio link quality when the ratio are preset
Value, it is determined that the hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of the target object is lower than the thresholding
Value Q_in；When the ratio is less than corresponding second preset value of threshold value Q_out of default radio link quality, it is determined that described
The hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of target object is higher than the threshold value Q_out.
Mobile communication terminal provided in an embodiment of the present invention can be realized mobile communication in the embodiment of the method for Fig. 1 to Fig. 3
Each process that terminal is realized, to avoid repeating, which is not described herein again.In the embodiment of the present invention, due to being adopted by protocol conventions
The target resource being used as in the time slot where Radio Link monitoring reference signal carries out the target object of Radio Link monitoring is made
Resource is measured to receive signal/interference signal intensity, so as to avoid additional signaling instruction received signal strength/interference signal
Ionization meter resource, therefore reduce overhead.
A kind of hardware structural diagram of Fig. 6 mobile communication terminal of each embodiment to realize the present invention.
The mobile communication terminal 600 includes but is not limited to: radio frequency unit 601, network module 602, audio output unit
603, input unit 604, sensor 605, display unit 606, user input unit 607, interface unit 608, memory 609,
The components such as processor 610 and power supply 611.It will be understood by those skilled in the art that mobile communication terminal knot shown in Fig. 6
Structure does not constitute the restriction to mobile communication terminal, and mobile communication terminal may include components more more or fewer than diagram, or
Person combines certain components or different component layouts.In embodiments of the present invention, mobile communication terminal includes but is not limited to hand
Machine, tablet computer, laptop, palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 610 receive in power and time slot where target object for calculating the first of target object
The target resource that agreement is made an appointment corresponding second receives power, and the target object is to monitor as Radio Link with reference to letter
Number carry out Radio Link monitoring object；The target object is determined according to the relationship of the first reception power and the second reception power
The quality state of corresponding Radio Link.
Optionally, the target object includes channel state information reference signals CSI-RS or synchronization signal block SS
Block。
Optionally, the target resource is the resource that following any mode defines:
Top n orthogonal frequency division multiplex OFDM symbol in time slot where target object, the N are positive integer；
All OFDM symbols of time slot where the target object；
The part OFDM symbol of time slot where the target object determined according to preset rules.
Optionally, for the value of the N between 1 between M, the M is that network side equipment passes through radio resource control
The number of the OFDM symbol of the CORESET of RRC signaling notice.
Optionally, the preset rules include:
If the target object is channel state information reference signals CSI-RS, the part OFDM symbol is described
OFDM symbol where CSI-RS, alternatively, the part OFDM symbol removes the CSI- in the time slot where the CSI-RS
All or part of OFDM symbol except OFDM symbol where RS；
If the target object is synchronization signal block SS Block, the part OFDM symbol is to transmit the SS
The all or part of OFDM symbol of Block, alternatively, the part OFDM symbol is in the time slot where the SS Block except biography
All or part of OFDM symbol except the OFDM symbol of the defeated SS Block.
Optionally, the part OFDM symbol is when transmitting all or part of OFDM symbol of the SS Block, described
Part OFDM symbol includes transmitting OFDM symbol, the OFDM symbol and transmitting physical of primary synchronization signal PSS of secondary synchronization signal SSS
At least one of OFDM symbol of broadcast channel.
Optionally, when the target resource is at least two OFDM symbol, described second receives power as the target
Total received power or mean receiving power in resource.
Optionally, processor 610 are also used to:
Calculate the described first ratio for receiving power and the second reception power；
When the ratio is greater than corresponding first preset value of threshold value Q_in of default radio link quality, it is determined that described
The hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of target object is lower than the threshold value Q_in；
When the ratio is less than corresponding second preset value of threshold value Q_out of default radio link quality, it is determined that institute
The hypothesis Block Error Rate for stating the Physical Downlink Control Channel of the corresponding Radio Link of target object is higher than the threshold value Q_out.
In this way, monitoring reference signal progress due to being employed as Radio Link by protocol conventions in the embodiment of the present invention
The target resource in time slot where the target object of Radio Link monitoring is provided as signal/interference signal intensity measurement is received
Source so as to avoid additional signaling instruction received signal strength/interference signal intensity measurement resource, therefore reduces system and opens
Pin.
It should be understood that the embodiment of the present invention in, radio frequency unit 601 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 610 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 601 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 601 can also by wireless communication system and network and other set
Standby communication.
Mobile communication terminal provides wireless broadband internet by network module 602 for user and accesses, as helped to use
It sends and receive e-mail, browse webpage and access streaming video etc. in family.
Audio output unit 603 can be received by radio frequency unit 601 or network module 602 or in memory 609
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 603 can also be provided and be moved
The relevant audio output of specific function that mobile communication terminal 600 executes is (for example, call signal receives sound, message sink sound
Etc.).Audio output unit 603 includes loudspeaker, buzzer and receiver etc..
Input unit 604 is for receiving audio or video signal.Input unit 604 may include graphics processor
(Graphics Processing Unit, GPU) 6041 and microphone 6042, graphics processor 6041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 606.Through graphics processor 6041, treated that picture frame can be deposited
Storage is sent in memory 609 (or other storage mediums) or via radio frequency unit 601 or network module 602.Mike
Wind 6042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 601 is converted in the case where telephone calling model.
Mobile communication terminal 600 further includes at least one sensor 605, for example, optical sensor, motion sensor and its
His sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can basis
The light and shade of ambient light adjusts the brightness of display panel 6061, and proximity sensor can be moved to ear in mobile communication terminal 600
Bian Shi closes display panel 6061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect each side
The size of (generally three axis) acceleration upwards, can detect that size and the direction of gravity when static, can be used to identify mobile logical
Believe terminal posture (such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), (such as the step counting of Vibration identification correlation function
Device, percussion) etc.；Sensor 605 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, top
Spiral shell instrument, barometer, hygrometer, thermometer, infrared sensor etc., details are not described herein.
Display unit 606 is for showing information input by user or being supplied to the information of user.Display unit 606 can wrap
Display panel 6061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 6061.
User input unit 607 can be used for receiving the number or character information of input, and generation and mobile communication terminal
User setting and function control related key signals input.Specifically, user input unit 607 includes touch panel 6071
And other input equipments 6072.Touch panel 6071, also referred to as touch screen collect the touch behaviour of user on it or nearby
Make (for example user uses any suitable objects or attachment such as finger, stylus on touch panel 6071 or in touch panel
Operation near 6071).Touch panel 6071 may include both touch detecting apparatus and touch controller.Wherein, it touches
Detection device detects the touch orientation of user, and detects touch operation bring signal, transmits a signal to touch controller；Touching
It touches controller and receives touch information from touch detecting apparatus, and be converted into contact coordinate, then give processor 610, connect
It receives the order that processor 610 is sent and is executed.Furthermore, it is possible to using resistance-type, condenser type, infrared ray and surface acoustic wave
Equal multiple types realize touch panel 6071.In addition to touch panel 6071, user input unit 607 can also include other inputs
Equipment 6072.Specifically, other input equipments 6072 can include but is not limited to physical keyboard, function key (such as volume control
Key, switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 6071 can be covered on display panel 6061, when touch panel 6071 is detected at it
On or near touch operation after, send processor 610 to determine the type of touch event, be followed by subsequent processing device 610 according to touching
The type for touching event provides corresponding visual output on display panel 6061.Although in Fig. 6, touch panel 6071 and display
Panel 6061 is the function that outputs and inputs of realizing mobile communication terminal as two independent components, but in certain implementations
In example, touch panel 6071 and display panel 6061 can be integrated and be realized the function that outputs and inputs of mobile communication terminal,
Specifically herein without limitation.
Interface unit 608 is the interface that external device (ED) is connect with mobile communication terminal 600.For example, external device (ED) can wrap
Include wired or wireless headphone port, external power supply (or battery charger) port, wired or wireless data port, storage
Card port, port, the port audio input/output (I/O), video i/o port, ear for connecting the device with identification module
Generator terminal mouth etc..Interface unit 608 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED)
And by one or more elements that the input received is transferred in mobile communication terminal 600 or it can be used for mobile logical
Data are transmitted between letter terminal 600 and external device (ED).
Memory 609 can be used for storing software program and various data.Memory 609 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 609 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 610 is the control centre of mobile communication terminal, utilizes various interfaces and the entire mobile communication of connection
The various pieces of terminal by running or execute the software program and/or module that are stored in memory 609, and are called and are deposited
The data in memory 609 are stored up, the various functions and processing data of mobile communication terminal are executed, thus to mobile communication terminal
Carry out integral monitoring.Processor 610 may include one or more processing units；Preferably, processor 610 can be integrated using processing
Device and modem processor, wherein the main processing operation system of application processor, user interface and application program etc., modulation
Demodulation processor mainly handles wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processing
In device 610.
Mobile communication terminal 600 can also include the power supply 611 (such as battery) powered to all parts, it is preferred that electricity
Source 611 can be logically contiguous by power-supply management system and processor 610, to realize that management is filled by power-supply management system
The functions such as electricity, electric discharge and power managed.
In addition, mobile communication terminal 600 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of mobile communication terminal, including processor 610, and memory 609 is deposited
The computer program that can be run on memory 609 and on the processor 610 is stored up, the computer program is by processor 610
Each process of above-mentioned wireless link monitoring method embodiment is realized when execution, and can reach identical technical effect, to avoid
It repeats, which is not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each process of above-mentioned wireless link monitoring method embodiment when being executed by processor,
And identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium,
Such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, letter
Claim RAM), magnetic or disk etc..
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
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 embodiment provided herein, it should be understood that disclosed device and method can pass through others
Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of device or unit
It connects, 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.Some or all of unit therein can be selected to realize the embodiment of the present invention according to the actual needs
Purpose.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, ROM, RAM, magnetic or disk etc. are various can store program code
Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (18)
1. a kind of wireless link monitoring method is applied to mobile communication terminal characterized by comprising
Calculate the target resource that agreement is made an appointment in the first reception power of target object and the time slot where target object
Corresponding second receives power, and the target object is pair that Radio Link monitoring is carried out as Radio Link monitoring reference signal
As；
The quality of the corresponding Radio Link of the target object is determined according to the relationship of the first reception power and the second reception power
State.
2. the method according to claim 1, wherein the target object includes channel state information reference signals
CSI-RS or synchronization signal block SS Block.
3. according to the method described in claim 2, it is characterized in that, the target resource is the money that following any mode defines
Source:
Top n orthogonal frequency division multiplex OFDM symbol in time slot where target object, the N are positive integer；
All OFDM symbols of time slot where the target object；
The part OFDM symbol of time slot where the target object determined according to preset rules.
4. according to the method described in claim 3, it is characterized in that, the value of the N between 1 between M, the M is network
The number of the OFDM symbol for the CORESET that side apparatus is notified by radio resource control RRC signaling.
5. according to the method described in claim 3, it is characterized in that, the preset rules include:
If the target object is channel state information reference signals CSI-RS, the part OFDM symbol is the CSI-RS
The OFDM symbol at place, alternatively, the part OFDM symbol is in the time slot where the CSI-RS except where the CSI-RS
OFDM symbol except all or part of OFDM symbol；
If the target object is synchronization signal block SS Block, the part OFDM symbol is that the transmission SS Block is complete
Portion or partial OFDM symbol, alternatively, the part OFDM symbol is in the time slot where the SS Block except described in transmission
All or part of OFDM symbol except the OFDM symbol of SS Block.
6. according to the method described in claim 5, it is characterized in that, the part OFDM symbol is that the transmission SS Block is complete
When portion or partial OFDM symbol, the part OFDM symbol includes the OFDM symbol for transmitting secondary synchronization signal SSS, main synchronous letter
At least one of OFDM symbol and the OFDM symbol of transmitting physical broadcast channel of number PSS.
7. according to the method described in claim 3, it is characterized in that, when the target resource be at least two OFDM symbols when,
Described second receives power as the total received power or mean receiving power on the target resource.
8. the method according to claim 1, wherein described receive power according to the first reception power and second
Relationship determines the quality state of the corresponding Radio Link of the target object, comprising:
Calculate the described first ratio for receiving power and the second reception power；
When the ratio is greater than corresponding first preset value of threshold value Q_in of default radio link quality, it is determined that the target
The hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of object is lower than the threshold value Q_in；
When the ratio is less than corresponding second preset value of threshold value Q_out of default radio link quality, it is determined that the mesh
The hypothesis Block Error Rate for marking the Physical Downlink Control Channel of the corresponding Radio Link of object is higher than the threshold value Q_out.
9. a kind of mobile communication terminal characterized by comprising
Computing module, for calculate target object first reception power and target object where time slot in agreement appoint in advance
Fixed target resource corresponding second receives power, and the target object is carried out wirelessly as Radio Link monitoring reference signal
The object of link monitoring；
Determining module, for determining the corresponding nothing of the target object according to the relationship of the first reception power and the second reception power
The quality state of wired link.
10. mobile communication terminal according to claim 9, which is characterized in that the target object includes channel status letter
Cease reference signal CSI-RS or synchronization signal block SS Block.
11. mobile communication terminal according to claim 10, which is characterized in that the target resource is following any side
The resource that formula defines:
Top n orthogonal frequency division multiplex OFDM symbol in time slot where target object, the N are positive integer；
All OFDM symbols of time slot where the target object；
The part OFDM symbol of time slot where the target object determined according to preset rules.
12. mobile communication terminal according to claim 11, which is characterized in that the value of the N between 1 between M, institute
State the number for the OFDM symbol that M is the CORESET that network side equipment is notified by radio resource control RRC signaling.
13. mobile communication terminal according to claim 11, which is characterized in that the preset rules include:
If the target object is channel state information reference signals CSI-RS, the part OFDM symbol is the CSI-RS
The OFDM symbol at place, alternatively, the part OFDM symbol is in the time slot where the CSI-RS except where the CSI-RS
OFDM symbol except all or part of OFDM symbol；
If the target object is synchronization signal block SS Block, the part OFDM symbol is that the transmission SS Block is complete
Portion or partial OFDM symbol, alternatively, the part OFDM symbol is in the time slot where the SS Block except described in transmission
All or part of OFDM symbol except the OFDM symbol of SS Block.
14. mobile communication terminal according to claim 13, which is characterized in that the part OFDM symbol is described in transmission
When all or part of OFDM symbol of SS Block, the part OFDM symbol includes the OFDM symbol for transmitting secondary synchronization signal SSS
Number, at least one of the OFDM symbol of primary synchronization signal PSS and the OFDM symbol of transmitting physical broadcast channel.
15. mobile communication terminal according to claim 11, which is characterized in that when the target resource is at least two
When OFDM symbol, described second receives power as the total received power or mean receiving power on the target resource.
16. mobile communication terminal according to claim 9, which is characterized in that the determining module includes:
Computing unit, for calculating the described first ratio for receiving power and the second reception power；
Determination unit, for being greater than corresponding first preset value of threshold value Q_in of default radio link quality when the ratio,
Then determine the hypothesis Block Error Rate of the Physical Downlink Control Channel of the corresponding Radio Link of the target object lower than the threshold value
Q_in；When the ratio is less than corresponding second preset value of threshold value Q_out of default radio link quality, it is determined that the mesh
The hypothesis Block Error Rate for marking the Physical Downlink Control Channel of the corresponding Radio Link of object is higher than the threshold value Q_out.
17. a kind of mobile communication terminal, which is characterized in that including processor, memory and be stored on the memory and can
The computer program run on the processor realizes such as claim when the computer program is executed by the processor
The step of wireless link monitoring method described in any one of 1 to 8.
18. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of wireless link monitoring method of any of claims 1-8 is realized when being executed by processor.
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| CN201711143644.6A CN109802731B (en) | 2017-11-17 | 2017-11-17 | Wireless link monitoring method, mobile communication terminal and network side equipment |
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