CN110167166A

CN110167166A - A kind of base station, method for wireless communications and device in user equipment

Info

Publication number: CN110167166A
Application number: CN201810152323.0A
Authority: CN
Inventors: 陈晋辉; 张晓博
Original assignee: Shanghai Langbo Communication Technology Co Ltd
Current assignee: Shanghai Langbo Communication Technology Co Ltd
Priority date: 2018-02-14
Filing date: 2018-02-14
Publication date: 2019-08-23
Anticipated expiration: 2038-02-14
Also published as: CN110167166B

Abstract

This application discloses the method for wireless communications and device in a kind of base station, user equipment.User equipment receives first control signal, and the first control signal indicates that the first running time-frequency resource indexes corresponding K candidate physical control channel；Second control signal is received, the second control signal indicates at least one of the first time slot and the second time slot；The K candidate physical control channel is monitored in the first running time-frequency resource subset and the second running time-frequency resource subset, the first running time-frequency resource subset and the second running time-frequency resource subset are the first running time-frequency resource index corresponding running time-frequency resources on first time slot and second time slot.The application configures physical control channel occupied running time-frequency resource or used Modulation and Coding Scheme on different time slots, subframe or frame for greater flexibility.

Description

A kind of base station, method for wireless communications and device in user equipment

Technical field

This application involves the transmission plan of the wireless signal in wireless communication system, more particularly to multi-antenna transmission with it is non- The method and apparatus for authorizing frequency spectrum.

Background technique

Traditional 3GPP (3rd Generation Partner Project, third generation cooperative partner program) LTE In (Long-term Evolution, long term evolution) system, data transmission be can only occur on authorization frequency spectrum, however as industry Business amount increased dramatically, and especially in some urban areas, frequency spectrum be authorized to be likely difficult to meet the needs of portfolio.Release 13 And the communication in Release 14 in unlicensed spectrum is introduced by cellular system, and is used for the transmission of downlink and uplink data.For Guarantee, LBT (Listen Before Talk, session before listen to) technology quilt compatible with the access technology in other unlicensed spectrums LAA (Licensed Assisted Access, the access of authorization frequency spectrum auxiliary) adopts to avoid because of multiple transmitters while occupying Identical frequency resource and bring are interfered.The transmitter of LTE system adopts quasi-omnidirectional antenna to execute LBT.

Currently, the technical discussion of 5G NR (New Radio Access Technology, new wireless access technology) is In progress, wherein extensive (Massive) MIMO (Multi-Input Multi-Output) becomes next generation mobile communication One research hotspot.In extensive MIMO, it is specific to form direction one by beam shaping (Beamforming) for mutiple antennas The wave beam of direction in space improves communication quality, and when considering beam shaping bring coverage property, traditional LAA technology is needed It is reconsidered, such as LBT scheme.

Summary of the invention

Inventors discovered through research that how beam shaping will pass through beam shaping by large-scale use in 5G system The efficiency of transmission that wireless signal is promoted in unlicensed spectrum is the critical issue for needing to solve.

In view of the above-mentioned problems, this application discloses a solution.It should be noted that in the absence of conflict, The feature in embodiment and embodiment in the UE (User Equipment, user equipment) of the application can be applied to base station In, vice versa.Further, in the absence of conflict, the feature in embodiments herein and embodiment can be any It is combined with each other.

This application discloses a kind of methods in user equipment that be used to wirelessly communicate, characterized by comprising:

First control signal is received, the first control signal indicates that the first running time-frequency resource indexes corresponding K candidate Control channel is managed, the K is positive integer；

Second control signal is received, the second control signal indicates at least one of the first time slot and the second time slot；

The K candidate physical control channel, the first running time-frequency resource subset are monitored in the first running time-frequency resource subset It is the first running time-frequency resource index corresponding running time-frequency resource on first time slot；

The K candidate physical control channel, the second running time-frequency resource subset are monitored in the second running time-frequency resource subset It is the first running time-frequency resource index corresponding running time-frequency resource on second time slot；

Wherein, the quantity of the running time-frequency resource unit in the first running time-frequency resource subset is more than the second running time-frequency resource The quantity of running time-frequency resource unit in collection, alternatively, the first candidate physical control channel be the K candidate physical control channel it One, the first Modulation and Coding Scheme and the second Modulation and Coding Scheme be respectively the first running time-frequency resource subset and it is described second when The Modulation and Coding Scheme that can be used for sending the first candidate physical control channel in frequency subset of resources, identical quantity when It is less than on frequency resource unit using the bit number that first Modulation and Coding Scheme can be sent and uses second modulating-coding The bit number that scheme can be sent.

As one embodiment, common knowledge be a control channel particle (Control-Channel Element, CCE) running time-frequency resource quantity included by polymerization horizontal (Aggregation Level, AL) is fixed, will not be with time slot It is different and different, and the innovative point of the application is that running time-frequency resource quantity included by the polymerization level of a control channel particle exists Running time-frequency resource quantity included by different time slots may be different.

As one embodiment, common knowledge is that search space (Search Space) is corresponding on different time slots Modulation and Coding Scheme be identical, and the innovative point of the application is the corresponding modulation on different time slots of a search space Encoding scheme can be different.

As one embodiment, one of the above method is advantageous in that: configuring physical control channel for greater flexibility in difference Time slot, occupied running time-frequency resource on subframe or frame.

As one embodiment, another of the above method is advantageous in that: configuring physical control channel for greater flexibility not Used Modulation and Coding Scheme on time slot together, subframe or frame.

According to the one aspect of the application, the above method is characterized in that, the first performance number and the second performance number are respectively Effective transmission that the first candidate physical control channel may use on first time slot and on second time slot Power, a performance number are less than second performance number.

As one embodiment, one of the above method is advantageous in that: according to effective size for sending power to physics control The occupied running time-frequency resource of channel processed is allocated, to more effectively utilize transmission power.

As one embodiment, another of the above method is advantageous in that: according to effective size for sending power to physics Modulation and Coding Scheme used by control channel is adjusted, to more effectively utilize transmission power.

According to the one aspect of the application, the above method is characterized in that, the first running time-frequency resource subset and described On the first sub-band, the first channel access is controlled by the K candidate physical to be believed frequency domain resource in two running time-frequency resource subsets Can for judging send wireless signal on first sub-band of first time slot, second channel connects the sender in road Enter by the sender of the K candidate physical control channel for can judge in first sub-band of second time slot Upper transmission wireless signal, the first energy detection threshold and the second energy detection threshold be respectively applied for first channel access and The second channel access, first energy detection threshold are greater than second energy detection threshold.

As one embodiment, one of the above method is advantageous in that: different energy detection thresholds is used for different Channel access process, different channel access processes are used for determining that the occupied running time-frequency resource of physical control channel and modulation are compiled Code scheme, to improve the efficiency of transmission of physical control channel.

According to the one aspect of the application, the above method is characterized in that, third spatial parameter group and the 4th spatial parameter Group is respectively applied for first channel access and second channel access, the wave generated using the third spatial parameter group Beam width is greater than the beam angle using the 4th spatial parameter composition.

As one embodiment, one of the above method is advantageous in that: energy measuring is executed using different beam angles, The energy detection threshold for being then used for channel access is different, to be conducive to the orientation subsequent directional transmissions of LBT.

According to the one aspect of the application, the above method is characterized in that, the first spatial parameter group and second space parameter Group is respectively applied for sending one of described K physical control channel on first time slot and on second time slot.

As one embodiment, one of the above method is advantageous in that: sending physical control channel using different wave beams Occupied running time-frequency resource or modulation and demodulation method are different, to improve the efficiency of transmission of control channel using beam gain.

According to the one aspect of the application, the above method is characterized in that, the second space parameter group and the described 4th The association of spatial parameter group.

This application discloses a kind of method being used in wireless base station, feature includes:

First control signal is sent, the first control signal indicates that the first running time-frequency resource indexes corresponding K candidate Control channel is managed, the K is positive integer；

Second control signal is sent, the second control signal indicates at least one of the first time slot and the second time slot；

At least one of described K candidate physical control channel is sent in the first running time-frequency resource subset, when described first Frequency subset of resources is the first running time-frequency resource index corresponding running time-frequency resource on first time slot；

At least one of described K candidate physical control channel is sent in the second running time-frequency resource subset, when described second Frequency subset of resources is the first running time-frequency resource index corresponding running time-frequency resource on second time slot；

According to the one aspect of the application, the above method be characterized in that include

The first channel access is executed, can first channel access be used to judge in the first son of first time slot Wireless signal is sent on frequency band；

Execute second channel access, can second channel access be used to judge described the of second time slot Wireless signal is sent on one sub-band；

Wherein, the frequency domain resource in the first running time-frequency resource subset and the second running time-frequency resource subset is described first On sub-band, the first energy detection threshold and the second energy detection threshold are respectively applied for first channel access and described Two channel access, first energy detection threshold are greater than second energy detection threshold.

This application discloses a kind of user equipmenies that be used to wirelessly communicate, characterized by comprising:

First receiver module, receives first control signal, and the first control signal indicates the first running time-frequency resource index Corresponding K candidate physical control channel, the K are positive integers；

Second receiver module receives second control signal, when the second control signal indicates the first time slot and second At least one of gap；

Third receiver module, monitors the K candidate physical control channel in the first running time-frequency resource subset, and described One time-frequency subset of resources is the first running time-frequency resource index corresponding running time-frequency resource on first time slot；

4th receiver module, monitors the K candidate physical control channel in the second running time-frequency resource subset, and described Two running time-frequency resource subsets are the first running time-frequency resource index corresponding running time-frequency resources on second time slot；

As one embodiment, above-mentioned user equipment is characterized in that, the first performance number and the second performance number are institute respectively State effective transmission function that the first candidate physical control channel may use on first time slot and on second time slot Rate, a performance number are less than second performance number.

As one embodiment, above-mentioned user equipment is characterized in that, the first running time-frequency resource subset and described second Frequency domain resource in running time-frequency resource subset is on the first sub-band, and the first channel access is by the K candidate physical control channel Sender accessed for judge can to send wireless signal, second channel on first sub-band of first time slot Can be used to judge by the sender of the K candidate physical control channel in first sub-band of second time slot Wireless signal is sent, the first energy detection threshold and the second energy detection threshold are respectively applied for first channel access and institute Second channel access is stated, first energy detection threshold is greater than second energy detection threshold.

As one embodiment, above-mentioned user equipment is characterized in that, third spatial parameter group and the 4th spatial parameter group It is respectively applied for first channel access and second channel access, the wave beam generated using the third spatial parameter group Width is greater than the beam angle using the 4th spatial parameter composition.

As one embodiment, above-mentioned user equipment is characterized in that, the first spatial parameter group and second space parameter group It is respectively applied for sending one of described K physical control channel on first time slot and on second time slot.

As one embodiment, above-mentioned user equipment is characterized in that, the second space parameter group and the 4th sky Between parameter group be associated with.

This application discloses a kind of base station equipments that be used to wirelessly communicate, characterized by comprising:

First transmitter module, sends first control signal, and the first control signal indicates the first running time-frequency resource index Corresponding K candidate physical control channel, the K are positive integers；

Second transmitter module sends second control signal, when the second control signal indicates the first time slot and second At least one of gap；

First transceiver module is sent in the K candidate physical control channel at least in the first running time-frequency resource subset One of, the first running time-frequency resource subset is the first running time-frequency resource index corresponding time-frequency money on first time slot Source；

Second transceiver module is sent in the K candidate physical control channel at least in the second running time-frequency resource subset One of, the second running time-frequency resource subset is the first running time-frequency resource index corresponding time-frequency money on second time slot Source；

As one embodiment, above-mentioned base station equipment is characterized in that, the first performance number and the second performance number are institute respectively State effective transmission function that the first candidate physical control channel may use on first time slot and on second time slot Rate, a performance number are less than second performance number.

As one embodiment, above-mentioned base station equipment is characterized in that, first transceiver module executes the first channel Can access, first channel access be used to judge send wireless signal on the first sub-band of first time slot； Second transceiver module executes second channel access, and can the second channel access be used to judge at described second Wireless signal is sent on first sub-band of gap；Wherein, the first running time-frequency resource subset and second running time-frequency resource Frequency domain resource in subset on first sub-band, used respectively by the first energy detection threshold and the second energy detection threshold It is accessed in first channel access and the second channel, first energy detection threshold is greater than second energy measuring Threshold value.

As one embodiment, above-mentioned base station equipment is characterized in that, third spatial parameter group and the 4th spatial parameter group It is respectively applied for first channel access and second channel access, the wave beam generated using the third spatial parameter group Width is greater than the beam angle using the 4th spatial parameter composition.

As one embodiment, above-mentioned base station equipment is characterized in that, the first spatial parameter group and second space parameter group It is respectively applied for sending one of described K physical control channel on first time slot and on second time slot.

As one embodiment, above-mentioned base station equipment is characterized in that, the second space parameter group and the 4th sky Between parameter group be associated with.

As one embodiment, existing public technology is compared, the application has following major technique advantage:

For greater flexibility configuration physical control channel on different time slots, subframe or frame occupied running time-frequency resource or Used Modulation and Coding Scheme.

It is improved using orientation LBT using beam gain and effectively sends power, to provide the transmission effect of physical control channel Rate.

Detailed description of the invention

By reading referring to the detailed description of non-limiting embodiments in the following drawings, other spies of the application Sign, objects and advantages will become more apparent:

Fig. 1 shows the first control signal, second control signal and K candidate of one embodiment according to the application Manage the flow chart of control channel；

Fig. 2 shows the schematic diagrames according to the network architecture of one embodiment of the application；

Fig. 3 shows the reality of the radio protocol architecture of the user plane and control plane according to one embodiment of the application Apply the schematic diagram of example；

Fig. 4 shows the schematic diagram of enode and UE according to one embodiment of the application；

Fig. 5 shows the flow chart of the wireless transmission of one embodiment according to the application；

Fig. 6 shows the schematic diagram of the first time slot and the second time slot according to one embodiment of the application；

Fig. 7 shows the schematic diagram accessed according to first channel access and second channel of one embodiment of the application；

Fig. 8 shows the schematic diagram of the antenna structure of the first kind communication node according to one embodiment of the application；

Fig. 9 shows the structural block diagram for the processing unit in user equipment of one embodiment according to the application；

Figure 10 shows the structural block diagram for the processing unit in base station of one embodiment according to the application.

Specific embodiment

It is described in further detail below in conjunction with technical solution of the attached drawing to the application, it should be noted that do not rushing In the case where prominent, the feature in embodiments herein and embodiment can be arbitrarily combined with each other.

Embodiment 1

Embodiment 1 illustrates the first control signal and the first wireless signal according to the application, as shown in Fig. 1.Attached drawing 1 In, each box represents a step.In embodiment 1, user equipment in the application receives first control signal, and described the One control the first running time-frequency resource of signal designation indexes corresponding K candidate physical control channel, and the K is positive integer；Receive the Two control signals, the second control signal indicate at least one of the first time slot and the second time slot；In the first running time-frequency resource The K candidate physical control channel is monitored on collection, the first running time-frequency resource subset is that the first running time-frequency resource index exists Corresponding running time-frequency resource on first time slot；The K candidate physical control channel is monitored in the second running time-frequency resource subset, The second running time-frequency resource subset is the first running time-frequency resource index corresponding running time-frequency resource on second time slot；Its In, the quantity of the running time-frequency resource unit in the first running time-frequency resource subset is more than the time-frequency in the second running time-frequency resource subset The quantity of resource unit, alternatively, the first candidate physical control channel is one of described K candidate physical control channel, first is adjusted Encoding scheme processed and the second Modulation and Coding Scheme are respectively in the first running time-frequency resource subset and second running time-frequency resource The Modulation and Coding Scheme that can be used for sending the first candidate physical control channel on collection, in the running time-frequency resource list of identical quantity The bit number for using first Modulation and Coding Scheme that can send in member is less than using second Modulation and Coding Scheme can be with The bit number of transmission.

As one embodiment, the above method in unlicensed spectrum for sending the K candidate physical control channel.

As one embodiment, frequency spectrum is authorized to be used to send the first control signal.

As one embodiment, frequency spectrum is authorized to be used to send the second control signal.

As one embodiment, the K candidate physical control channel includes PDCCH (Physical Downlink Control Channel, Physical Downlink Control Channel).

As one embodiment, the K candidate physical control channel includes EPDCCH (Enhanced Downlink Control Channel enhances Physical Downlink Control Channel).

As one embodiment, the first control signal is that user equipment is specific.

As one embodiment, the first control signal is higher level signaling.

As one embodiment, the first control signal is RRC (Radio Resource Control, radio resource Control) signaling.

As one embodiment, a subframe includes multiple time slots.

As one embodiment, a subframe includes 2 time slots.

As one embodiment, the first running time-frequency resource index indicates the first running time-frequency resource subset and described second The quantity of respective resource particle in running time-frequency resource subset.

As one embodiment, the first running time-frequency resource index is control channel aggregation of particles level (Aggregation Level, AL) index.

As one embodiment, the first running time-frequency resource index indicates the first running time-frequency resource subset and described second Running time-frequency resource position in running time-frequency resource subset.

As one embodiment, the K is equal to 1.

As one embodiment, the K is greater than 1.

As one embodiment, the first running time-frequency resource subset includes P1 control channel particle, second time-frequency Subset of resources includes P2 control channel particle, and the P1 is positive integer, and the P2 is less than the positive integer of the P1

As one embodiment, a control particle is by 6 resource particle group (Resource-Element Group, REG) composition.

As one embodiment, a resource particle group is equal to an OFDM (Orthogonal Frequency Division Multiplexing, orthogonal frequency division multiplexing) resource block (Resource Block, RB) on symbol, one The resource block includes 12 resource particles (Resource Element).

As one embodiment, a resource particle is the smallest running time-frequency resource unit, and a subcarrier is accounted on frequency domain, when An OFDM symbol is accounted on domain.

As one embodiment, the second control signal is that the user equipment is specific.

As one embodiment, the second control signal is PDCCH.

As one embodiment, the second control signal is EPDCCH.

As one embodiment, the explicit instruction of the second control signal first time slot and second time slot.

As one embodiment, the implicit instruction of the second control signal first time slot and second time slot.

As one embodiment, the explicit instruction of the second control signal first time slot, the first time slot quilt For determining second time slot.

As one embodiment, the explicit instruction of the second control signal second time slot, the second time slot quilt For determining first time slot.

As one embodiment, first time slot and second time slot all include multiple OFDM symbols.

As one embodiment, first time slot is identical with the quantity for the OFDM symbol that second time slot includes.

As one embodiment, the length of first time slot and second time slot is all 0.5 microsecond.

As one embodiment, blind examination (Blind Decoding) be used to monitor the K candidate physical control channel.

As one embodiment, before decoding success, the user equipment, which is not used in, determines the K candidate physical control One of any in channel processed is received.

As one embodiment, load bit number (Payload corresponding to the K candidate physical control channel Size) and Modulation and Coding Scheme be used to be monitored the K candidate physical control channel.

As one embodiment, the K candidate physical control channel indicates subsequent PDSCH (Physical Downlink Shared Channel, Physical Downlink Shared Channel) occupied running time-frequency resource

As one embodiment, the K candidate physical control channel indicates subsequent PUSCH (Physical Uplink Shared Channel, Physical Uplink Shared Channel) occupied running time-frequency resource.

As one embodiment, transmission plan used by the K candidate physical control channel instruction subsequent transmission.

As one embodiment, the K candidate physical control channel indicates later retransmission scheme.

As one embodiment, a running time-frequency resource unit refers to a RE.

As one embodiment, a running time-frequency resource unit refers to a REG.

As one embodiment, a running time-frequency resource unit refers to a CCE.

As one embodiment, the order of modulation of first Modulation and Coding Scheme is less than second Modulation and Coding Scheme Order of modulation.

As one embodiment, first Modulation and Coding Scheme includes QPSK modulation, second Modulation and Coding Scheme It is modulated including 16QAM.

As one embodiment, the code rate of first Modulation and Coding Scheme is less than second Modulation and Coding Scheme Code rate.

As one embodiment, the quantity of running time-frequency resource unit is used for determining described in the first running time-frequency resource subset Code rate in first Modulation and Coding Scheme, the quantity of running time-frequency resource unit is used for really in the second running time-frequency resource subset Code rate in fixed second Modulation and Coding Scheme.

As one embodiment, the load bit number (Payload size) of the first candidate physical channel is X1 ratio Spy is made of in the first running time-frequency resource subset N1 CCE, is made of in the second running time-frequency resource subset N2 CCE, institute Stating N1 is positive integer, and the N2 is less than the positive integer of N1, and a CCE is made of M1 REG, and a REG is made of M2 RE, Modulation system in first Modulation and Coding Scheme and second Modulation and Coding Scheme is all a symbols carry M3 ratio Spy, the M1, the M2 and the M3 are positive integers, then the code rate of first Modulation and Coding Scheme is X1/ (N1M1M2M3), the code rate of second Modulation and Coding Scheme is X1/ (N2M1M2M3).

Running time-frequency resource as one embodiment, in the first running time-frequency resource subset and the second running time-frequency resource subset The quantity of unit is identical, and first Modulation and Coding Scheme is identical with the code rate in second Modulation and Coding Scheme, institute State the order of modulation that the order of modulation in the first Modulation and Coding Scheme is less than in second Modulation and Coding Scheme.

As one embodiment, the first performance number and the second performance number are that the first candidate physical control channel exists respectively The effective transmission power that may be used on first time slot and on second time slot, a performance number are less than described the Two performance numbers.

As one embodiment, effective transmission power includes antenna gain.

As one embodiment, effective transmission power includes amplifier output power.

As one embodiment, effective unit for sending power is decibels above milliwatt (dBm).

DMRS (Demodulation as one embodiment, on first time slot and second time slot Reference Signal, demodulated reference signal) it is respectively applied for estimating first performance number and second performance number.

As one embodiment, the user equipment is based on the DMRS on first time slot and second time slot (Demodulation Reference Signal, demodulated reference signal) estimates that obtaining the first reception power and second connects respectively Power is received, the first reception power and the second reception power are individually subtracted the first circuit loss value and the second circuit loss value and obtain respectively To first performance number and second performance number.

As one embodiment, CSI-RS (Channel State Information Reference Signal, channel State information reference signals) it be used to estimate first circuit loss value and second circuit loss value,.

As one embodiment, first circuit loss value is identical with second circuit loss value.

As one embodiment, first circuit loss value is different with second circuit loss value.

As one embodiment, it be used to estimate that the CSI-RS of first circuit loss value is transmitted on first time slot Wireless signal spatially QCL (Quasi Co-Located, class are co-located).

As one embodiment, it be used to estimate that the CSI-RS of second circuit loss value is transmitted on second time slot Wireless signal spatially QCL.

As one embodiment, spatially QCL refers to the sky that be used to receive a wireless signal to two wireless signals Between parameter be used to speculate the spatial parameter for obtaining receiving another wireless signal.

As one embodiment, spatially QCL refers to the sky that be used to send a wireless signal to two wireless signals Between parameter be used to speculate the spatial parameter for obtaining sending another wireless signal.

Frequency domain resource as one embodiment, in the first running time-frequency resource subset and the second running time-frequency resource subset On the first sub-band, can the first channel access in institute for judgement by the sender of the K candidate physical control channel It states and sends wireless signal on first sub-band of the first time slot, second channel access is controlled by the K candidate physical to be believed Can the sender in road send wireless signal, the inspection of the first energy for judging on first sub-band of second time slot It surveys threshold value and the second energy detection threshold is respectively applied for first channel access and the second channel accesses, described first Energy detection threshold is greater than second energy detection threshold.

As one embodiment, first sub-band is deployed in unlicensed spectrum.

As one embodiment, first channel access is: the sender of the K candidate physical control channel is in institute First kind energy measuring is executed before stating the first time slot and using the result of the first kind energy measuring and first energy Can the comparison result judgement of detection threshold value send wireless signal on first sub-band of first time slot.

As one embodiment, the primary energy measuring refers to: the user equipment is giving one in the duration Monitoring receives power on a period.

As one embodiment, the primary energy measuring refers to: the user equipment is giving one in the duration Monitoring receives energy on a period.

As one embodiment, the primary energy measuring refers to: the user equipment is giving one in the duration (Sense) is perceived to obtain given power for all wireless signals in given frequency domain resource on a period；It is described Given frequency domain resource is the frequency band where the target running time-frequency resource.

As one embodiment, the primary energy measuring refers to: the user equipment is giving one in the duration (Sense) is perceived to obtain given energy for all wireless signals in given frequency domain resource on a period；It is described Given frequency domain resource is the frequency band where the target running time-frequency resource.

As one embodiment, the energy measuring is the energy in LBT (Listen Before Talk, first listen and send out afterwards) Detection.

As one embodiment, the energy measuring is realized by the energy measuring mode in WiFi.

As one embodiment, the energy measuring is by RSSI (Received Signal Strength Indication, received signal strength indicator) measure realization.

As one embodiment, the first kind energy is performed a plurality of times in the sender of the K candidate control channel respectively Obtained detection power is detected to be used to judge that wireless signal can be sent on first sub-band of first time slot.

As one embodiment, the sender of the K candidate physical control channel executes the first kind energy measuring Amount to L1 times and respectively obtain L1 detection power, the L1 is no less than 1 positive integer.

As one embodiment, the L1 detection power is below first energy detection threshold, and described K candidate The sender of physical control channel sends wireless signal on first sub-band of first time slot.

As one embodiment, at least one of described L1 detection power detects power and examines higher than first energy Threshold value is surveyed, the sender of the K candidate physical control channel abandons sending out on first sub-band of first time slot Send wireless signal.

As one embodiment, Q1 detection power in the L1 detection power is below first energy measuring Threshold value, the sender of the K candidate physical control channel send wirelessly on first sub-band of first time slot Signal, the Q1 are positive integers.

As one embodiment, the quantity in the L1 detection power lower than first energy detection threshold is less than institute Q1 is stated, the sender of the K candidate physical control channel abandons sending on first sub-band of first time slot Wireless signal.

As one embodiment, the L1 and the Q1 are 1.

As one embodiment, the L1 is greater than the Q1.

As one embodiment, the L1 is equal to the Q1.

As one embodiment, there is a period, the K candidate physical on this period in one time slot The sender of control channel executes the detection power that the first kind energy measuring obtains and is lower than first energy detection threshold, Then this time slot is referred to as first kind free timeslot.

As one embodiment, the length of the time slot is 16 microseconds.

As one embodiment, the length of the time slot is 9 microseconds.

As one embodiment, the period is the duration for not being shorter than 4 microseconds.

As one embodiment, the first kind energy measuring is executed on continuous L2 time slot, the L2 is not small In 1 positive integer.

As one embodiment, the L2 time slot is all the first kind free timeslot, the K candidate physical control The sender of channel sends wireless signal on first sub-band of first time slot.

As one embodiment, there are at least one non-first kind free timeslot in the L2 time slot, the K is a The sender of candidate physical control channel abandons sending wireless signal on first sub-band of first time slot.

As one embodiment, Q2 time slot in the L2 time slot is the first kind free timeslot, the K time The sender of physical control channel is selected to send wireless signal on first sub-band of first time slot, the Q2 is just Integer.

As one embodiment, the quantity of first kind free timeslot described in the L2 time slot is less than the Q2, the K The sender of a candidate physical control channel abandons sending wireless signal on first sub-band of first time slot.

As one embodiment, the L2 and the Q2 are 1.

As one embodiment, the L2 is greater than the Q2.

As one embodiment, the L2 is equal to the Q2.

As one embodiment, a delay period is made of continuous Q1 time slot, and the Q1 is positive integer；Institute The first time slot is stated before there are K1 delay period, the K1 is positive integer.

As one embodiment, the K1 is a random number.

As one embodiment, the time slot in the K1 delay period is all the first kind free timeslot, the K The sender of a candidate physical control channel sends wireless signal on first sub-band of first time slot.

It in the presence of at least one time slot is not the first kind free time in the K1 delay period as one embodiment Time slot, the sender of the K candidate physical control channel abandon sending on first sub-band of first time slot Wireless signal.

As one embodiment, the second channel access is: the sender of the K candidate physical control channel is in institute The second class energy measuring is executed before stating the second time slot and using the result of the second class energy measuring and second energy Can the comparison result judgement of detection threshold value send wireless signal on first sub-band of second time slot.

As one embodiment, the second class energy is performed a plurality of times in the sender of the K candidate control channel respectively Obtained detection power is detected to be used to judge that wireless signal can be sent on first sub-band of second time slot.

As one embodiment, the sender of the K candidate physical control channel executes the second class energy measuring Amount to L1 times and respectively obtain L1 detection power, the L1 is no less than 1 positive integer.

As one embodiment, the L1 detection power is below second energy detection threshold, and described K candidate The sender of physical control channel sends wireless signal on first sub-band of second time slot.

As one embodiment, at least one of described L1 detection power detects power and examines higher than second energy Threshold value is surveyed, the sender of the K candidate physical control channel abandons sending out on first sub-band of second time slot Send wireless signal.

As one embodiment, Q1 detection power in the L1 detection power is below second energy measuring Threshold value, the sender of the K candidate physical control channel send wirelessly on first sub-band of second time slot Signal, the Q1 are positive integers.

As one embodiment, the quantity in the L1 detection power lower than second energy detection threshold is less than institute Q1 is stated, the sender of the K candidate physical control channel abandons sending on first sub-band of second time slot Wireless signal.

As one embodiment, the L1 and the Q1 are 1.

As one embodiment, the L1 is greater than the Q1.

As one embodiment, the L1 is equal to the Q1.

As one embodiment, there is a period, the K candidate physical on this period in one time slot The sender of control channel executes the detection power that the second class energy measuring obtains and is lower than second energy detection threshold, Then this time slot is referred to as the second class free timeslot.

As one embodiment, the second class energy measuring is executed on continuous L2 time slot, the L2 is not small In 1 positive integer.

As one embodiment, the L2 time slot is all the second class free timeslot, the K candidate physical control The sender of channel sends wireless signal on first sub-band of second time slot.

As one embodiment, there are at least one non-second class free timeslot in the L2 time slot, the K is a The sender of candidate physical control channel abandons sending wireless signal on first sub-band of second time slot.

As one embodiment, Q2 time slot in the L2 time slot is the second class free timeslot, the K time The sender of physical control channel is selected to send wireless signal on first sub-band of second time slot, the Q2 is just Integer.

As one embodiment, the quantity of the second class free timeslot described in the L2 time slot is less than the Q2, the K The sender of a candidate physical control channel abandons sending wireless signal on first sub-band of second time slot.

As one embodiment, the L2 and the Q2 are 1.

As one embodiment, the L2 is greater than the Q2.

As one embodiment, the L2 is equal to the Q2.

As one embodiment, the K1 is a random number.

As one embodiment, the time slot in the K1 delay period is all the second class free timeslot, the K The sender of a candidate physical control channel sends wireless signal on first sub-band of second time slot.

It in the presence of at least one time slot is not the second class free time in the K1 delay period as one embodiment Time slot, the sender of the K candidate physical control channel abandon sending on first sub-band of second time slot Wireless signal.

As one embodiment, third spatial parameter group and the 4th spatial parameter group are respectively applied for first channel and connect Enter and accessed with the second channel, is greater than using the beam angle that the third spatial parameter group generates and uses the 4th space The beam angle of parameter composition.

As one embodiment, the first spatial parameter group and second space parameter group are respectively applied in first time slot Above and on second time slot send one of described K physical control channel.

As one embodiment, it is greater than using the beam angle that the first spatial parameter group generates empty using described second Between parameter group generate beam angle.

As one embodiment, the second space parameter group is associated with the 4th spatial parameter group.

As one embodiment, joined using the wave cover that the 4th spatial parameter group generates using the second space The wave beam that array generates.

Embodiment 2

Embodiment 2 illustrates the schematic diagram of a network architecture according to the application, as shown in Fig. 2.Fig. 2 is to illustrate (Long-Term Evolution Advanced increases by NR5G, LTE (Long-Term Evolution, long term evolution) and LTE-A Strong long term evolution) System Network Architecture 200 figure.NR 5G or LTE network framework 200 can be described as EPS (Evolved PacketSystem, evolved packet system) 200 some other suitable terms.EPS 200 may include one or more UE (User Equipment, user equipment) 201, NG-RAN (Next-Generation enters network) 202, EPC (Evolved Packet Core, evolution block core)/5G-CN (5G-Core Network, 5G core net) 210, HSS (Home Subscriber Server, home signature user server) 220 and Internet service 230.EPS can with other access of internet interlock, but for letter It is single not show these entity/interfaces.As shown, EPS provides packet-switched services, however those skilled in the art will be easy Understand, each conception of species presented through the application, which extends to, provides the network or other cellular networks of circuit switched service.NG- RAN includes NR node B (gNB) 203 and other gNB204.GNB203 provides user and control plane protocol end towards UE201 Only.GNB203 can be connected to other gNB204 via Xn interface (for example, backhaul).GNB203 is alternatively referred to as base station, base station transceiver Platform, radio base station, radio transceiver, transceiver function, set of basic (BSS), expansion service set (ESS), TRP (transmitting and receiving point) or some other suitable term.GNB203 provides the access point to EPC/5G-CN210 for UE201.UE201 Example include cellular phone, smart phone, session initiation protocol (SIP) phone, laptop computer, personal digital assistant (PDA), satelline radio, global positioning system, multimedia device, video-unit, digital audio-frequency player are (for example, MP3 is played Device), camera, game console, unmanned plane, aircraft, narrowband Physical Network equipment, machine type communication device, land traffic work Tool, automobile, wearable device or any other like functional device.UE201 can also be known as moving by those skilled in the art Dynamic platform, subscriber stations, mobile unit, subscriber unit, radio-cell, remote unit, mobile device, wireless device, wireless communication dress It sets, remote-control device, mobile subscriber stations, access terminal, mobile terminal, wireless terminal, remote terminal, hand-held set, user agent, shifting Dynamic client, client or some other suitable term.GNB203 is connected to EPC/5G-CN210 by S1/NG interface.EPC/ 5G-CN210 includes MME/AMF/UPF 211, other MME/AMF/UPF214, S-GW (Service Gateway, gateway) 212 and P-GW (Packet Date Network Gateway, grouped data network gateway) 213.MME/AMF/UPF211 is Handle the control node of the signaling between UE201 and EPC/5G-CN210.Generally, MME/AMF/UPF211 provides carrying and connects Adapter tube reason.All User IP (Internet Protocal, Internet Protocol) packets are transmitted by S-GW212, and S-GW212 is certainly Body is connected to P-GW213.P-GW213 provides the distribution of UE IP address and other functions.P-GW213 is connected to Internet service 230.Internet service 230 includes that operator corresponds to the Internet protocol service, specifically may include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia subsystem) and PS streaming service (PSS).

As one embodiment, the UE201 corresponds to the user equipment in the application.

As one embodiment, the gNB203 corresponds to the base station in the application.

As one embodiment, the UE201 supports multi-antenna transmission.

As one embodiment, the gNB203 supports multi-antenna transmission.

Embodiment 3

Embodiment 3 shows the embodiment of the radio protocol architecture of the user plane and control plane according to the application Schematic diagram, as shown in Fig. 3.Fig. 3 is embodiment of the explanation for user plane and the radio protocol architecture for controlling plane Schematic diagram, Fig. 3 shows the radio protocol architecture for being used for user equipment (UE) and base station equipment (gNB or eNB) with three layers: Layer 1, layer 2 and layer 3.1 (L1 layers) of layer are lowermost layers and implement various PHY (physical layer) signal processing functions.L1 layers herein will Referred to as PHY301.2 (L2 layers) 305 of layer are responsible for passing through link of the PHY301 between UE and gNB on PHY301.With In the plane of family, L2 layer 305 includes MAC (Medium Access Control, medium access control) sublayer 302, RLC (Radio Link Control, radio link layer control protocol) sublayer 303 and PDCP (Packet Data Convergence Protocol, Packet Data Convergence Protocol) sublayer 304, these sublayers terminate at the gNB on network side.Although it is not shown, but UE can have several upper layers on L2 layer 305, including terminating at the network layer at the P-GW on network side (for example, IP Layer) and terminate at the application layer at the other end (for example, distal end UE, server etc.) of connection.PDCP sublayer 304 provides difference Multiplexing between radio bearer and logic channel.PDCP sublayer 304 also provides the header pressure for upper layer data packet Contracting provides safety to reduce radio transmitting expense, by encrypted packet, and provides the more area to UE between gNB It transfers and supports.Rlc sublayer 303 provides the Segmentation and Reassembly dress of upper layer data packet, and lost data packets re-emitting and counting According to reordering to compensate the received out-of-order as caused by HARQ for packet.Media access control sublayer 302 provides more between logical AND transport channel Road multiplexing.Media access control sublayer 302 is also responsible for the various radio resources (for example, resource block) distributed in a cell between UE. Media access control sublayer 302 is also responsible for HARQ operation.In the control plane, the radio protocol architecture for UE and gNB is for physical layer It is substantially the same for 301 and L2 layer 305, but not for controlling the header compressed function of plane.Controlling plane further includes layer 3 RRC (Radio Resource Control, radio resource control) sublayer 306 in (L3 layers).RRC sublayer 306 is responsible for obtaining It obtains radio resource (that is, radio bearer) and configures lower layer using the RRC signaling between gNB and UE.

User equipment of the radio protocol architecture suitable for the application as one embodiment, in attached drawing 3.

Base station of the radio protocol architecture suitable for the application as one embodiment, in attached drawing 3.

As one embodiment, the first control signal in the application is created on the RRC sublayer 306.

As one embodiment, the second control signal in the application is created on the PHY301.

As one embodiment, the second control signal in the application is created on the RRC sublayer 306.

As one embodiment, K candidate physical control channel in the application is created on the PHY301.

Embodiment 4

Embodiment 4 shows the schematic diagram of a base station equipment and given user equipment according to the application, such as 4 institute of attached drawing Show.Fig. 4 is the block diagram of the gNB410 communicated within the access network with UE450.

It may include controller/processor 440, scheduler 443, memory 430, receiving area in base station equipment (410) Manage device 412, transmited processor 415, MIMO transmited processor 441, MIMO detector 442, emitter/receiver 416 and antenna 420。

It may include controller/processor 490, memory 480, data source 467, transmitting in user equipment (UE450) Processor 455 receives processor 452, MIMO transmited processor 471, MIMO detector 472, emitter/receiver 456 and day Line 460.

In downlink transfer, may include: with the associated processing of base station equipment (410)

Upper layer packet reaches controller/processor 440, and controller/processor 440 provides Header compression, encryption, packet segmentation Connect and reorder and logical and transport channel between multiplexing demultiplexing, it is flat for user plane and control to implement The L2 layer protocol in face；It may include data or control information, such as DL-SCH (Downlink Shared in the packet of upper layer Channel, DSCH Downlink Shared Channel)；

Controller/processor 440 can be associated with the memory 430 of storage program code and data.Memory 430 can Think computer-readable media；

Controller/processor 440 notifies 443 transmission demand of scheduler, and scheduler 443 is for dispatching and transmission demand pair The interface-free resources answered, and by scheduling result notification controller/processor 440；

Controller/processor 440 by receive processor 412 to uplink receiving handled to downlink send Control information passes to transmited processor 415；

Transmited processor 415 receives the output bit flow of controller/processor 440, implements to be used for L1 layers (i.e. physical layer) Various signals transmitting processing function include coding, interweave, scrambling, modulation, power control/distribution and physical layer control signaling (including PBCH, PDCCH, PHICH, PCFICH, reference signal) generation etc.；

- MIMO transmited processor 441 controls symbol or reference signal symbol carries out spatial manipulation (ratio to data symbol Such as multiple antennas precoding, digital beam excipient), output baseband signal to transmitter 416；

The output simulation of-MIMO transmited processor 441 sends wave beam inborn nature vector to transmitter 416；

Transmitter 416 is used to the baseband signal that MIMO transmited processor 441 provides is converted into radiofrequency signal and via day Line 420 is launched；Each transmitter 416 carries out sampling processing to respective input symbol stream and obtains respective sampled signal Stream；(such as digital-to-analogue conversion, amplify, filtering, up-conversion etc.) is further processed to respective sample streams in each transmitter 416 Obtain downlink signal；Simulation sends beam shaping and is handled in transmitter 416.

In downlink transfer, may include: with the associated processing of user equipment (UE450)

Receiver 456 is supplied to MIMO detection for that will be converted into baseband signal by the received radiofrequency signal of antenna 460 Device 472；Simulation receives beam shaping and is handled in receiver 456；

The signal that-MIMO detector 472 is used to receive from receiver 456 carries out MIMO detection, to receive processor 452 Baseband signal after MIMO is detected is provided；

The extraction simulation reception beam shaping relevant parameter of processor 452 is received to export to MIMO detector 472, MIMO inspection It surveys the output simulation of device 472 and receives beam shaping vector to receiver 456；

Receive processor 452 implement for L1 layer (that is, physical layer) various signals receive processing function include decode, Deinterleaving, descrambling, the extraction of demodulation physical layer control signaling etc.；

Controller/processor 490 receives the bit stream that processor 452 exports, and provides packet header decompression, decryption, packet Segmentation connection and reorder and logical and transport channel between multiplexing demultiplexing, to implement for user plane and control The L2 layer protocol of plane processed；

Controller/processor 490 can be associated with the memory 480 of storage program code and data.Memory 480 can Think computer-readable media；

Controller/processor 490 transmited processor 455 sends uplink handled to downlink reception Control information, which passes to, receives processor 452.

In uplink, may include: with the associated processing of user equipment (UE450)

Data source 467 provides upper layer packet to controller/processor 490, controller/processor 490 provide Header compression, Encryption, packet segmentation connection and reorder and logical and transport channel between multiplexing demultiplexing, to implement for user The L2 layer protocol of plane and control plane；It may include data or control information, such as UL-SCH (Uplink in the packet of upper layer Shared Channel, Uplink Shared Channel)；

Controller/processor 490 by receive processor 452 to downlink reception handled to uplink send Control information passes to transmited processor 455；

Transmited processor 455 receives the output bit flow of controller/processor 490, implements to be used for L1 layers (i.e. physical layer) Various signals transmitting processing function include coding, interweave, scrambling, modulation, power control/distribution and physical layer control signaling (including PUCCH, SRS (Sounding Reference Signal, detection reference signal)) generation etc.；

- MIMO transmited processor 471 controls symbol or reference signal symbol carries out spatial manipulation (ratio to data symbol Such as multiple antennas precoding, digital beam excipient), output baseband signal to transmitter 456；

The output simulation of-MIMO transmited processor 471 sends beam shaping vector to transmitter 457；

Transmitter 456 is used to the baseband signal that MIMO transmited processor 471 provides is converted into radiofrequency signal and via day Line 460 is launched；Each transmitter 456 carries out sampling processing to respective input symbol stream and obtains respective sampled signal Stream.(such as digital-to-analogue conversion, amplify, filtering, up-conversion etc.) is further processed to respective sample streams in each transmitter 456 Obtain uplink signal.Simulation sends beam shaping and is handled in transmitter 456.

In uplink, may include: with the associated processing of base station equipment (410)

Receiver 416 is supplied to MIMO detection for that will be converted into baseband signal by the received radiofrequency signal of antenna 420 Device 442；Simulation receives beam shaping and is handled in receiver 416；

The signal that-MIMO detector 442 is used to receive from receiver 416 carries out MIMO detection, to receive processor 442 Symbol after MIMO is detected is provided；

The output simulation of-MIMO detector 442 receives beam shaping vector to receiver 416；

Receive processor 412 implement for L1 layer (that is, physical layer) various signals receive processing function include decode, Deinterleaving, descrambling, the extraction of demodulation physical layer control signaling etc.；

Controller/processor 440 receives the bit stream that processor 412 exports, and provides packet header decompression, decryption, packet Segmentation connection and reorder and logical and transport channel between multiplexing demultiplexing, to implement for user plane and control The L2 layer protocol of plane processed；

Controller/processor 440 by transmited processor 415 to downlink send handled to uplink send Control information, which passes to, receives processor 412；

As one embodiment, the UE450 device includes: at least one processor and at least one processor, institute Stating at least one processor includes computer program code；At least one processor and the computer program code are matched Be set to and be used together at least one described processor, the UE450 device at least: receive first control signal, described first It controls the first running time-frequency resource of signal designation and indexes corresponding K candidate physical control channel, the K is positive integer；Receive second Signal is controlled, the second control signal indicates at least one of the first time slot and the second time slot；In the first running time-frequency resource subset The upper monitoring K candidate physical control channel, the first running time-frequency resource subset are the first running time-frequency resource indexes in institute State corresponding running time-frequency resource on the first time slot；The K candidate physical control channel, institute are monitored in the second running time-frequency resource subset Stating the second running time-frequency resource subset is the first running time-frequency resource index corresponding running time-frequency resource on second time slot；Wherein, The quantity of running time-frequency resource unit in the first running time-frequency resource subset is more than the time-frequency money in the second running time-frequency resource subset The quantity of source unit, alternatively, the first candidate physical control channel is one of described K candidate physical control channel, the first modulation Encoding scheme and the second Modulation and Coding Scheme are respectively in the first running time-frequency resource subset and the second running time-frequency resource subset On can be used for sending the Modulation and Coding Scheme of the first candidate physical control channel, in the running time-frequency resource unit of identical quantity On the bit number that can be sent using first Modulation and Coding Scheme be less than and can be sent out using second Modulation and Coding Scheme The bit number sent.

As one embodiment, the UE450 includes: a kind of memory for storing computer-readable instruction program, described The generation when being executed by least one processor of computer-readable instruction program acts, and the movement includes: to receive the first control Signal, the first control signal indicate that the first running time-frequency resource indexes corresponding K candidate physical control channel, and the K is just Integer；Second control signal is received, the second control signal indicates at least one of the first time slot and the second time slot；First The K candidate physical control channel is monitored in running time-frequency resource subset, the first running time-frequency resource subset is first time-frequency Resource index corresponding running time-frequency resource on first time slot；The K candidate is monitored in the second running time-frequency resource subset Control channel is managed, the second running time-frequency resource subset is the first running time-frequency resource index when corresponding on second time slot Frequency resource；Wherein, the quantity of the running time-frequency resource unit in the first running time-frequency resource subset is more than the second running time-frequency resource The quantity of running time-frequency resource unit in collection, alternatively, the first candidate physical control channel be the K candidate physical control channel it One, the first Modulation and Coding Scheme and the second Modulation and Coding Scheme be respectively the first running time-frequency resource subset and it is described second when The Modulation and Coding Scheme that can be used for sending the first candidate physical control channel in frequency subset of resources, identical quantity when It is less than on frequency resource unit using the bit number that first Modulation and Coding Scheme can be sent and uses second modulating-coding The bit number that scheme can be sent.

As one embodiment, the gNB410 device includes: at least one processor and at least one processor, institute Stating at least one processor includes computer program code；At least one processor and the computer program code are matched It is set to and is used together at least one described processor.The gNB410 device is at least: send first control signal, described first It controls the first running time-frequency resource of signal designation and indexes corresponding K candidate physical control channel, the K is positive integer；Send second Signal is controlled, the second control signal indicates at least one of the first time slot and the second time slot；In the first running time-frequency resource subset Upper to send at least one of described K candidate physical control channel, the first running time-frequency resource subset is the first time-frequency money Source index corresponding running time-frequency resource on first time slot；The K candidate physical is sent in the second running time-frequency resource subset At least one of control channel, the second running time-frequency resource subset are the first running time-frequency resource indexes on second time slot Corresponding running time-frequency resource；Wherein, when the quantity of the running time-frequency resource unit in the first running time-frequency resource subset is more than described second The quantity of running time-frequency resource unit in frequency subset of resources, alternatively, the first candidate physical control channel is the K candidate physical control One of channel processed, the first Modulation and Coding Scheme and the second Modulation and Coding Scheme are respectively in the first running time-frequency resource subset and institute The Modulation and Coding Scheme that can be used for sending the first candidate physical control channel in the second running time-frequency resource subset is stated, identical It is less than on the running time-frequency resource unit of quantity using the bit number that first Modulation and Coding Scheme can be sent and uses described second The bit number that Modulation and Coding Scheme can be sent.

As one embodiment, the gNB410 includes: a kind of memory for storing computer-readable instruction program, described The generation when being executed by least one processor of computer-readable instruction program acts, and the movement includes: to send the first control Signal, the first control signal indicate that the first running time-frequency resource indexes corresponding K candidate physical control channel, and the K is just Integer；Second control signal is sent, the second control signal indicates at least one of the first time slot and the second time slot；First At least one of described K candidate physical control channel is sent in running time-frequency resource subset, the first running time-frequency resource subset is institute State the first running time-frequency resource index corresponding running time-frequency resource on first time slot；Described in being sent in the second running time-frequency resource subset At least one of K candidate physical control channel, the second running time-frequency resource subset are the first running time-frequency resource indexes in institute State corresponding running time-frequency resource on the second time slot；Wherein, the quantity of the running time-frequency resource unit in the first running time-frequency resource subset is more In the quantity of the running time-frequency resource unit in the second running time-frequency resource subset, alternatively, the first candidate physical control channel is the K One of a candidate physical control channel, the first Modulation and Coding Scheme and the second Modulation and Coding Scheme are respectively in first time-frequency The modulation that can be used for sending the first candidate physical control channel in subset of resources and the second running time-frequency resource subset is compiled Code scheme, is less than on the running time-frequency resource unit of identical quantity using the bit number that first Modulation and Coding Scheme can be sent The bit number that can be sent using second Modulation and Coding Scheme.

As one embodiment, UE450 corresponds to the user equipment in the application.

As one embodiment, gNB410 corresponds to the base station in the application.

As one embodiment, receiver 456, MIMO detector 472 receives processor 452 and controller/processor At least former three in 490 is used to receive the first control signal in the application.

As one embodiment, device 456 is received, MIMO detector 472 receives processor 452 and controller/processor 490 In at least former three be used to receive second control signal in the application.

As one embodiment, receiver 456, MIMO detector 472 and reception processor 452 are used to provide in the first time-frequency The K candidate physical control channel is monitored in the subset of source.

As one embodiment, receiver 456, MIMO detector 472 and reception processor 452 are used to provide in the second time-frequency The K candidate physical control channel is monitored in the subset of source.

As one embodiment, transmited processor 415, MIMO transmited processor 441, transmitter 416 and controller/processing At least former three in device 440 is used to send the first control signal in the application.

As one embodiment, transmited processor 415, MIMO transmited processor 441, transmitter 416 and controller/processing At least former three in device 440 is used to send the second control signal in the application.

As one embodiment, transmited processor 415, MIMO transmited processor 441 and transmitter 416 are used at first At least one of described K candidate physical control channel is sent in frequency subset of resources.

As one embodiment, transmited processor 415, MIMO transmited processor 441 and transmitter 416 are used at second At least one of described K candidate physical control channel is sent in frequency subset of resources.

As one embodiment, receiver 416, MIMO detector 442 receives processor 412 and controller/processor At least former three in 440 is used to carry out the first channel access in the application.

As one embodiment, receiver 416, MIMO detector 442 receives processor 412 and controller/processor At least former three in 440 is used to carry out the access of the second channel in the application.

Embodiment 5

Embodiment 5 illustrates the flow chart of a wireless transmission, as shown in Fig. 5.In figure 5, base station is set with user It is communicated between standby.The step of identified in box F1 and F2 in figure is optional.

ForBase station N1, first control signal is sent in step s 11, sends second control signal in step s 12, The first channel access is executed in step S13, sends K candidate physical control in the first running time-frequency resource subset in step S14 One of channel executes second channel access in step S15, sends K time in the second running time-frequency resource subset in step s 16 Select one of physical control channel.

ForUser equipment U2, first control signal is received in the step s 21, and the second control letter is received in step S22 Number, K candidate physical control channel is monitored in the first running time-frequency resource subset in step S23, in step s 24 at second K candidate physical control channel is monitored in frequency subset of resources.

In embodiment 5, first control signal instruction first running time-frequency resource of U2 indexes corresponding K candidate physical control Channel, the K are positive integers；The second control signal indicates at least one of the first time slot of U2 and the second time slot；Described One time-frequency subset of resources is the first running time-frequency resource index corresponding running time-frequency resource on first time slot；When described second Frequency subset of resources is the first running time-frequency resource index corresponding running time-frequency resource on second time slot；The first time-frequency money The quantity of running time-frequency resource unit in the subset of source is more than the quantity of the running time-frequency resource unit in the second running time-frequency resource subset, or Person, the first candidate physical control channel are one of described K candidate physical control channels, and the first Modulation and Coding Scheme and second are adjusted Encoding scheme processed is that N1 can be used for sending first candidate physical on first time slot and second time slot respectively The Modulation and Coding Scheme of control channel uses first Modulation and Coding Scheme can be on the running time-frequency resource unit of identical quantity The bit number of transmission is less than the bit number that can be sent using second Modulation and Coding Scheme.

As one embodiment, the step in F1 and F2 exists, the first running time-frequency resource subset and second time-frequency Frequency domain resource in subset of resources is on the first sub-band, and the first channel access is by the hair of the K candidate physical control channel Can the person of sending send wireless signal for judging on first sub-band of first time slot, and second channel is accessed by institute The sender of K candidate physical control channel is stated for judging to send on first sub-band of second time slot Wireless signal, the first energy detection threshold and the second energy detection threshold are respectively applied for first channel access and described Two channel access, first energy detection threshold are greater than second energy detection threshold.

Embodiment 6

Embodiment 6 illustrates the first time slot and the second time slot, as shown in Fig. 6.In figure 6, the grid of oblique line filling It is the corresponding CCE of the first running time-frequency resource index in the application.

In embodiment 6, the first running time-frequency resource subset in the application is made of 4 CCE, the second time-frequency in the application Subset of resources is made of 2 CCE.In the first time slot of the time-domain resource of the first running time-frequency resource subset in this application.Institute It states in the second time slot of the time-domain resource of the second running time-frequency resource subset in this application.The first Modulation and Coding Scheme in the application For send the corresponding DCI of the first candidate physical control channel in the application (Downlink Control Information, Down control channel) bit block, first time-frequency is distributed in using the modulation symbol that first Modulation and Coding Scheme generates On running time-frequency resource unit in subset of resources.The second Modulation and Coding Scheme in the application is used to send the first time in the application The corresponding DCI of physical control channel (Downlink Control Information, down control channel) bit block is selected, is used The modulation symbol that second Modulation and Coding Scheme generates is distributed in the running time-frequency resource unit in the second running time-frequency resource subset On.The first candidate physical control channel exists in the first running time-frequency resource subset and the second candidate physical control channel The corresponding load amount of bits (payload size) of the second running time-frequency resource subset is identical.First Modulation and Coding Scheme It is different with the code rate of second Modulation and Coding Scheme, the first running time-frequency resource subset and second running time-frequency resource The quantity for collecting the CCE for respectively including is respectively applied for calculating first Modulation and Coding Scheme and second Modulation and Coding Scheme Code rate.

As one embodiment, modulation methods that first Modulation and Coding Scheme and second Modulation and Coding Scheme include The order of case is different.

Embodiment 7

Embodiment 7 illustrates the first channel access and second channel access, as shown in Fig. 7.

In embodiment 7, can the first channel access in the application in this Shen for judgement by the base station in the application Please in the first time slot the first sub-band on send wireless signal, the access of second channel in the application is by base station for judging Wireless signal can be sent on first sub-band of the second time slot in this application, the first energy measuring in the application Threshold value and the second energy detection threshold are respectively applied for first channel access and second channel access, first energy It measures detection threshold value and is greater than second energy detection threshold.First sub-band is deployed in unlicensed band.The application In third spatial parameter group and the 4th spatial parameter group be respectively applied for generating first channel access and second letter The reception wave beam of road access.The first spatial parameter group and second space parameter group in the application are respectively applied in the first time slot With the first candidate physical control channel sent on the second time slot in the application.The wave beam that the third spatial parameter group generates is wide Degree is greater than the beam angle that the 4th spatial parameter group generates.First performance number and the second performance number are described respectively Effective transmission power that one candidate physical control channel may use on first time slot and on second time slot, institute A performance number is stated less than second performance number.The transmission wave beam that the first spatial parameter group generates is joined in the third space Within the space covering for the reception wave beam that array generates.The transmission wave beam that the second space parameter group generates is empty the described 4th Between canshu group generate reception wave beam space covering within.

Embodiment 8

Embodiment 8 illustrates the antenna structure of user equipment, as shown in Fig. 8.As shown in Fig. 8, the first kind is logical Believe M rf chain of node equipment, is rf chain #1, rf chain #2 ..., rf chain #M respectively.The M rf chain is connected Into a baseband processor.

As one embodiment, the bandwidth that any one rf chain in the M rf chain is supported is no more than described The bandwidth for the sub-band that first kind communication node is configured.

As one embodiment, M1 rf chain in the M rf chain passes through antenna virtualization (Virtualization) superposition generates an antenna port (Antenna Port), and the M1 rf chain is separately connected M1 Antenna sets, each antenna sets include positive integer with antenna in the M1 antenna sets.One antenna sets is connected by a rf chain It is connected to baseband processor, different antennae group corresponds to different rf chains.Any antenna group in the M1 antenna sets includes The mapping coefficient of antenna to the antenna port forms the analog beam excipient vector of this antenna sets.The coefficient and day of phase shifter Wiretap state corresponds to the analog beam excipient vector.The corresponding analog beam excipient vector of the M1 antenna sets is diagonal It is arranged to make up the analog beam excipient matrix of the antenna port.Mapping coefficient of the M1 antenna sets to the antenna port Form the digital beam excipient vector of the antenna port.

As one embodiment, the spatial parameter group in the application includes the state of duplexer, the coefficient of phase shifter, day At least one of line spacing.

As one embodiment, the spatial parameter group in the application includes the beam shaping coefficient on radio frequency link.

As one embodiment, the spatial parameter group in the application includes the beam shaping coefficient on base band link.

As one embodiment, duplexer can be used to control beam angle, and work antenna spacing is bigger, and wave beam is got over It is wide.

As one embodiment, the M1 rf chain belongs to the same panel.

As one embodiment, the M1 rf chain is QCL (Quasi Co-Located).

As one embodiment, M2 rf chain in the M rf chain passes through antenna virtualization (Virtualization) superposition generates a transmission wave beam or receives wave beam, and the M2 rf chain is separately connected M2 day Line group, each antenna sets include positive integer root antenna in the M2 antenna sets.One antenna sets passes through a radio frequency chain link To baseband processor, different antennae group corresponds to different rf chains.The day that any antenna group in the M2 antenna sets includes Line forms this analog beam excipient vector for receiving wave beam to the mapping coefficient for receiving wave beam.The M2 antenna sets Corresponding analog beam excipient vector is diagonally arranged to make up the analog beam excipient matrix for receiving wave beam.The M2 antenna Group forms the digital beam excipient vector for receiving wave beam to the mapping coefficient for receiving wave beam.

As one embodiment, the M1 rf chain belongs to the same panel.

As one embodiment, the M2 rf chain is QCL.

As one embodiment, layer that the user equipment is configured on each sub-band in parallel sub-band The summation of quantity is less than or equal to the M.

As one embodiment, antenna that the user equipment is configured on each sub-band in parallel sub-band The summation of the quantity of port is less than or equal to the M.

As one embodiment, for each sub-band in the parallel sub-band, the mapping of layer to antenna port The quantity of the quantity and antenna port of relationship and layer is all related.

As one embodiment, for each sub-band in the parallel sub-band, the mapping of layer to antenna port Relationship is default (not needing explicitly to configure).

As one embodiment, layer to antenna port maps one by one.

As one embodiment, one layer is mapped on mutiple antennas port.

Embodiment 9

Embodiment 9 illustrates the structural block diagram of the processing unit in user equipment, as shown in Fig. 9.In attached drawing 9, user Equipment processing unit 900 is mainly by the first receiver module 901, the second receiver module 902,903 He of third receiver module 4th receiver module 904 composition.

As one embodiment, first receiver module 901 includes receiver 456, and MIMO detector 472 receives At least former three in processor 452 and controller/processor 490.

As one embodiment, second receiver module 902 includes receiver 456, and MIMO detector 472 receives At least former three in processor 452 and controller/processor 490.

As one embodiment, the third receiver module 903 includes receiver 456, MIMO detector 472 and reception Processor 452.

As one embodiment, the 4th receiver module 904 includes receiver 456, MIMO detector 472 and reception Processor 452.

- the first receiver module 901: receiving first control signal, and the first control signal indicates the first running time-frequency resource Corresponding K candidate physical control channel is indexed, the K is positive integer.

- the second receiver module 902: receiving second control signal, and the second control signal indicates the first time slot and the At least one of two time slots；

Third receiver module 903: the K candidate physical control channel, institute are monitored in the first running time-frequency resource subset Stating the first running time-frequency resource subset is the first running time-frequency resource index corresponding running time-frequency resource on first time slot；

- the four receiver module 904: the K candidate physical control channel, institute are monitored in the second running time-frequency resource subset Stating the second running time-frequency resource subset is the first running time-frequency resource index corresponding running time-frequency resource on second time slot.

In embodiment 9, when the quantity of the running time-frequency resource unit in the first running time-frequency resource subset is more than described second The quantity of running time-frequency resource unit in frequency subset of resources, alternatively, the first candidate physical control channel is the K candidate physical control One of channel processed, the first Modulation and Coding Scheme and the second Modulation and Coding Scheme are respectively in the first running time-frequency resource subset and institute The Modulation and Coding Scheme that can be used for sending the first candidate physical control channel in the second running time-frequency resource subset is stated, identical It is less than on the running time-frequency resource unit of quantity using the bit number that first Modulation and Coding Scheme can be sent and uses described second The bit number that Modulation and Coding Scheme can be sent.

Embodiment 10

Embodiment 10 illustrates the structural block diagram of the processing unit in base station, as shown in Fig. 10.In attached drawing 10, base station is set Standby processing unit 1000 is mainly by the first transmitter module 1001, the second transmitter module 1002, the first transceiver module 1003 It is formed with the second transceiver module 1004.

As one embodiment, first transmitter module 1001 includes transmited processor 415, MIMO transmited processor 441, at least former three in transmitter 416 and controller/processor 440.

As one embodiment, second transmitter module 1002 includes transmited processor 415, MIMO transmited processor 441, at least former three in transmitter 416 and controller/processor 440.

As one embodiment, first transceiver module 1003 includes transmited processor 415, MIMO transmited processor 441 and transmitter 416.

As one embodiment, first transceiver module 1003 includes receiver 416, and MIMO detector 442 receives At least former three in processor 412 and controller/processor 440.

As one embodiment, second transceiver module 1004 includes transmited processor 415, MIMO transmited processor 441 and transmitter 416.

As one embodiment, second transceiver module 1004 includes receiver 416, and MIMO detector 442 receives At least former three in processor 412 and controller/processor 440.

In embodiment 10, when the quantity of the running time-frequency resource unit in the first running time-frequency resource subset is more than described second The quantity of running time-frequency resource unit in frequency subset of resources, alternatively, the first candidate physical control channel is the K candidate physical control One of channel processed, the first Modulation and Coding Scheme and the second Modulation and Coding Scheme are respectively in the first running time-frequency resource subset and institute The Modulation and Coding Scheme that can be used for sending the first candidate physical control channel in the second running time-frequency resource subset is stated, identical It is less than on the running time-frequency resource unit of quantity using the bit number that first Modulation and Coding Scheme can be sent and uses described second The bit number that Modulation and Coding Scheme can be sent.

As one embodiment, first transceiver module 1003 executes the first channel access, and first channel connects Can enter to be used for judgement send wireless signal on the first sub-band of first time slot；Second transceiver module 1004 execute second channel access, and can the second channel access be used to judge in first son of second time slot Wireless signal is sent on frequency band；Wherein, the frequency domain money in the first running time-frequency resource subset and the second running time-frequency resource subset On first sub-band, the first energy detection threshold and the second energy detection threshold are respectively applied for first channel in source Access and second channel access, first energy detection threshold are greater than second energy detection threshold.

Those of ordinary skill in the art will appreciate that all or part of the steps in the above method can be referred to by program Related hardware is enabled to complete, described program can store in computer readable storage medium, such as read-only memory, hard disk or light Disk etc..Optionally, one or more integrated circuit can be used also to realize in all or part of the steps of above-described embodiment.Phase It answers, each modular unit in above-described embodiment, can be realized using example, in hardware, it can also be by the form of software function module It realizes, the application is not limited to the combination of the software and hardware of any particular form.UE or terminal in the application include but not It is limited to mobile phone, tablet computer, notebook, card of surfing Internet, low power consuming devices, eMTC equipment, NB-IoT equipment, vehicular communication equipment etc. Wireless telecom equipment.Base station or network side equipment in the application include but is not limited to macrocell base stations, microcell base station, family Front yard base station, relay base station, eNB, gNB, the wireless telecom equipments such as transmission receiving node TRP.

The above, the only preferred embodiment of the application, are not intended to limit the protection scope of the application.It is all Within spirit herein and principle, any modification made, equivalent replacement, improve etc., it should be included in the protection of the application Within the scope of.

Claims

1. a kind of method in user equipment that be used to wirelessly communicate, characterized by comprising:

First control signal is received, the first control signal indicates that the first running time-frequency resource indexes corresponding K candidate physical control Channel processed, the K are positive integers；

The K candidate physical control channel is monitored in the first running time-frequency resource subset, the first running time-frequency resource subset is institute State the first running time-frequency resource index corresponding running time-frequency resource on first time slot；

The K candidate physical control channel is monitored in the second running time-frequency resource subset, the second running time-frequency resource subset is institute State the first running time-frequency resource index corresponding running time-frequency resource on second time slot；

Wherein, the quantity of the running time-frequency resource unit in the first running time-frequency resource subset is more than in the second running time-frequency resource subset Running time-frequency resource unit quantity, alternatively, the first candidate physical control channel is one of described K candidate physical control channel, First Modulation and Coding Scheme and the second Modulation and Coding Scheme are respectively in the first running time-frequency resource subset and second time-frequency The Modulation and Coding Scheme that can be used for sending the first candidate physical control channel in subset of resources, in the time-frequency of identical quantity It is less than on resource unit using the bit number that first Modulation and Coding Scheme can be sent and uses the second modulating-coding side The bit number that case can be sent.

2. the method according to claim 1, wherein the first performance number and the second performance number are described first respectively Effective transmission power that candidate physical control channel may use on first time slot and on second time slot, it is described One performance number is less than second performance number.

3. method according to claim 1 or 2, which is characterized in that the first running time-frequency resource subset and it is described second when Frequency domain resource in frequency subset of resources is on the first sub-band, and the first channel access is by the K candidate physical control channel Can sender send wireless signal for judging on first sub-band of first time slot, and second channel accesses quilt Can the sender of the K candidate physical control channel for judging send out on first sub-band of second time slot Send wireless signal, the first energy detection threshold and the second energy detection threshold are respectively applied for first channel access and described Second channel access, first energy detection threshold are greater than second energy detection threshold.

4. according to the method described in claim 3, it is characterized in that, third spatial parameter group and the 4th spatial parameter group are distinguished It is accessed for first channel access and the second channel, the beam angle generated using the third spatial parameter group is big In the beam angle using the 4th spatial parameter composition.

5. according to claim 1 to method described in any claim in 4, which is characterized in that the first spatial parameter group and Second space parameter group is respectively applied for sending the K physical control on first time slot and on second time slot One of channel.

6. according to method described in claim 4 and 5, which is characterized in that the second space parameter group and the 4th space Parameter group association.

7. a kind of method in base station that be used to wirelessly communicate, characterized by comprising:

First control signal is sent, the first control signal indicates that the first running time-frequency resource indexes corresponding K candidate physical control Channel processed, the K are positive integers；

At least one of described K candidate physical control channel, the first time-frequency money are sent in the first running time-frequency resource subset Source subset is the first running time-frequency resource index corresponding running time-frequency resource on first time slot；

At least one of described K candidate physical control channel, the second time-frequency money are sent in the second running time-frequency resource subset Source subset is the first running time-frequency resource index corresponding running time-frequency resource on second time slot；

8. the method according to the description of claim 7 is characterized in that the first performance number and the second performance number are described first respectively Effective transmission power that candidate physical control channel may use on first time slot and on second time slot, it is described One performance number is less than second performance number.

9. method according to claim 7 or 8, it is characterised in that including

The first channel access is executed, can first channel access be used to judge in the first sub-band of first time slot Upper transmission wireless signal；

Second channel access is executed, can the second channel access be used to judge in first son of second time slot Wireless signal is sent on frequency band；

Wherein, the frequency domain resource in the first running time-frequency resource subset and the second running time-frequency resource subset is in the first son frequency It takes, the first energy detection threshold and the second energy detection threshold are respectively applied for first channel access and second letter Road access, first energy detection threshold are greater than second energy detection threshold.

10. according to the method described in claim 9, it is characterized in that, third spatial parameter group and the 4th spatial parameter group are divided Not Yong Yu first channel access and the second channel access, using the third spatial parameter group generate beam angle Greater than the beam angle using the 4th spatial parameter composition.

11. according to method described in any claim in claim 7 to 10, which is characterized in that the first spatial parameter group It is respectively applied for sending the K physics control on first time slot and on second time slot with second space parameter group One of channel processed.

12. method described in 0 and 11 according to claim 1, which is characterized in that the second space parameter group and the 4th sky Between parameter group be associated with.

13. a kind of user equipment that be used to wirelessly communicate, characterized by comprising:

First receiver module, receives first control signal, and the first control signal indicates that the first running time-frequency resource index corresponds to K candidate physical control channel, the K is positive integer；

Second receiver module, receives second control signal, and the second control signal indicates in the first time slot and the second time slot At least one；

Third receiver module, monitors the K candidate physical control channel in the first running time-frequency resource subset, when described first Frequency subset of resources is the first running time-frequency resource index corresponding running time-frequency resource on first time slot；

4th receiver module, monitors the K candidate physical control channel in the second running time-frequency resource subset, when described second Frequency subset of resources is the first running time-frequency resource index corresponding running time-frequency resource on second time slot；

14. a kind of base station equipment that be used to wirelessly communicate, characterized by comprising:

First transmitter module, sends first control signal, and the first control signal indicates that the first running time-frequency resource index corresponds to K candidate physical control channel, the K is positive integer；

Second transmitter module, sends second control signal, and the second control signal indicates in the first time slot and the second time slot At least one；

First transceiver module sends at least one of described K candidate physical control channel in the first running time-frequency resource subset, The first running time-frequency resource subset is the first running time-frequency resource index corresponding running time-frequency resource on first time slot；

Second transceiver module sends at least one of described K candidate physical control channel in the second running time-frequency resource subset, The second running time-frequency resource subset is the first running time-frequency resource index corresponding running time-frequency resource on second time slot；