CN107623539A - It is a kind of be wirelessly transferred in method and apparatus - Google Patents
It is a kind of be wirelessly transferred in method and apparatus Download PDFInfo
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- CN107623539A CN107623539A CN201610546216.7A CN201610546216A CN107623539A CN 107623539 A CN107623539 A CN 107623539A CN 201610546216 A CN201610546216 A CN 201610546216A CN 107623539 A CN107623539 A CN 107623539A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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Abstract
The invention discloses the method and apparatus in a kind of be wirelessly transferred.UE receives the first wireless signal on the first running time-frequency resource first, then receives second wireless singal on the second running time-frequency resource.Wherein, second running time-frequency resource is one in K candidate resource, and time-domain position of position of second running time-frequency resource in the K candidate resource with first running time-frequency resource in time quantum is relevant.First wireless signal includes the first synchronizing signal, and the second wireless singal includes the second synchronizing signal.The K is greater than 1 positive integer.The invention enables the initial time that UE can determine time quantum, in addition, present invention ensure that the UE on different beams direction can accurately receive the synchronizing signal and broadcast singal.
Description
Technical field
The present invention relates to the method and apparatus of downlink transfer in wireless communication technology field, more particularly to the first synchronizing signal
Downlink transfer scheme.
Background technology
Large scale (Massive) MIMO turns into a study hotspot of next generation mobile communication.It is multiple in large scale MIMO
Antenna forms narrower one certain party of beam position and always improves communication quality by beam shaping.Multi-antenna beam excipient
The wave beam of formation is typically narrow, therefore the covering of the second synchronizing signal is one and needs to solve the problems, such as.
3GPP (3rd Generation Partner Project, third generation cooperative partner program) RAN (Radio
Access Network, wireless access network) WG (Working Group, working group) 1 #74bis meetings on propose wave beam and sweep
The scheme of (Beam Sweeping) is swung, i.e. base station passes through TDM (Timing Division Multiplexing, time division multiplexing)
Mode repeatedly send the second synchronizing signal, every time send for different directions wave beam.
The content of the invention
Inventor is had found by studying, when being transmitted by the way of the first synchronizing signal is mopped up using wave beam, UE (User
Equipment, user equipment) particular location of uncertain the first synchronizing signal received in time-domain is likely to, therefore such as
What realizes that time synchronized is need to research and solve the problem of.
The present invention discloses a solution regarding to the issue above.It should be noted that in the case where not conflicting, this
The feature in embodiment and embodiment in the UE of application may apply in base station, and vice versa.In the case where not conflicting,
Feature in embodiments herein and embodiment can be arbitrarily mutually combined.Further, although the original intention of the present invention is pin
To multi-antenna transmission, it is suitable for single antenna transmissions.
The invention discloses a kind of method being used in the UE of multi-antenna transmission, wherein, comprise the following steps：
- step A. receives the first wireless signal on the first running time-frequency resource；
- step B. receives second wireless singal on the second running time-frequency resource；
Wherein, second running time-frequency resource is one in K candidate resource, and second running time-frequency resource is at the K
Time-domain position of the position with first running time-frequency resource in time quantum in candidate resource is relevant.First wireless signal
Including the first synchronizing signal, the second wireless singal includes the second synchronizing signal.The K is greater than 1 positive integer.
As one embodiment, UE determines the time according to the association between the first synchronizing signal and corresponding second synchronizing signal
The initial time of unit.
The advantages of above-described embodiment is not utilize extra information bit to aid in UE to obtain time quantum synchronization, is saved
Signaling consumption, improve efficiency of transmission.
As one embodiment, first synchronizing signal is included in { Zadoff-Chu sequence, pseudo-random sequence } extremely
It is one of few.
As one embodiment, first wireless signal and the second wireless singal are sent out by identical antenna port group
Send, the antenna port group includes positive integer antenna port.
As one embodiment, first synchronizing signal (is simply possible to use in the first synchronizing signal of carrying in synchronizing channel
Down channel) on transmit.As one embodiment, the synchronizing channel includes P-SCH (Primary
Synchronization CHannel, primary synchronization channel) and S-SCH (Secondary Synchronization CHannel,
At least one of auxiliary synchronization channel).
As one embodiment, first synchronizing signal includes { PSS (Primary Synchronization
Signal, main first synchronizing signal), SSS (Secondary Synchronization Signal, auxiliary first synchronizing signal) }
In at least the former.
As one embodiment, first synchronizing signal includes { NB (Narrow Band, arrowband)-PSS (Primary
Synchronization Signal, main first synchronizing signal), NB (Narrow Band, arrowband)-SSS (Secondary
Synchronization Signal, auxiliary first synchronizing signal) } at least the former.
As one embodiment, second synchronizing signal (is simply possible to use under carrying broadcast singal in broadcast channel
Row channel) on transmit.As one embodiment, the broadcast channel include PBCH (Physical Broadcast CHannel,
Physical Broadcast Channel).
As one embodiment, second synchronizing signal includes synchronizing sequence.As a sub- embodiment, the synchronization
Sequence includes at least one of { pseudo-random sequence, Zadoff-Chu sequence }.
As one embodiment, second synchronizing signal includes SSS.
As one embodiment, second synchronizing signal includes NB-SSS.
As one embodiment, second synchronizing signal is used for determining system time.It is described as one embodiment
System time is indexed by SFN (System Frame Number, System Frame Number).
As one embodiment, second synchronizing signal includes { MIB (Master Information Block, main letter
Cease block), SIB (System Information Block, system information block) }.
As one embodiment, second synchronizing signal is transmitted on (for NB-IoT terminals) NB-PBCH.
As one embodiment, the time quantum is a subframe (sub-frame).
As one embodiment, the time quantum is Q continuous subframes, and wherein Q is positive integer.
As one embodiment, the time quantum is 1ms, wherein the initial time of the time quantum is different with subframe
Step.
As one embodiment, position and the institute of the second wireless singal on the K candidate resource
It is associated to state time-domain position of first wireless signal in the time quantum, therefore the UE can be by described in determination
Position of the second wireless singal on the K candidate resource determines first wireless signal in the time
Time-domain position in unit, so as to realize the synchronization on the time quantum.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also comprises the following steps：
- step A0. determines the K candidate resource according to first running time-frequency resource.
As one embodiment, the position in time domain of the K candidate resource is identical, the K time
The position of position and first running time-frequency resource in time domain in time domain for selecting resource is associated, the K candidate
The position of position and first running time-frequency resource on frequency domain on frequency domain of resource is associated.
As one embodiment, the position on frequency domain of the K candidate resource is identical, the K candidate money
The position in time domain in source is different, and position and first running time-frequency resource of the K candidate resource in time domain exist
Position in time domain is associated.
As one embodiment, the position on time-frequency domain of the K candidate resource and first running time-frequency resource exist
Position on time-frequency domain is associated.
Specifically, according to an aspect of the present invention, it is characterised in that the step B also comprises the following steps：
- step B0. monitors the second wireless singal on the K candidate resource.
As one embodiment, the monitoring refers to blind decoding, i.e. the reception signal in each candidate resource is held
Row decoding operates, and correct judgment receives if determining that decoding is correct according to check bit, otherwise interpretation garbled-reception.
In the present embodiment, the UE is by determining the second wireless singal on the K candidate resource
Position, it is determined that time-domain position of first wireless signal in the time quantum, it is achieved thereby that when described
Between synchronization on unit.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also comprises the following steps：
- step A1. receives K1 the first synchronizing signals；
Wherein, time-domain resource of first running time-frequency resource in time domain and shared by the K1 the first synchronizing signals is
Orthogonal, the time-domain resource in the K1 the first synchronizing signals shared by the synchronizing signal of any two first is orthogonal.Institute
It is positive integer to state K1.
As one embodiment, first synchronizing signal and the K1 individual first in first wireless signal is synchronous
K3 the first synchronizing signals of signal composition, the K3 the first synchronizing signals are continuous in time domain, and the K3 is the K1
With 1 sum.
As one embodiment, the K3 the first synchronizing signals carry identical information.
As one embodiment, the K3 the first synchronizing signals correspond to identical synchronizing sequence.
As one embodiment, it is described it is orthogonal refer to it is not overlapping.
As one embodiment, two wireless signals are orthogonal refer to：Described two wireless signals take just whole respectively
Several RU (Resource Unit, resource units), in the absence of the RU all taken by described two wireless signals simultaneously.The RU
The duration of an OFDM symbol is taken in time domain, the bandwidth of a subcarrier spacing is taken on frequency domain.
As one embodiment, the K3 the first synchronizing signals are transmitted on the same carrier.
As one embodiment, first wireless signal is made up of first synchronizing signal, and the UE is to receiving
First wireless signal and the K1 the first synchronizing signals perform merging.As a sub- embodiment, the UE pairings
Signal after and performs at least one of { relevant detection, noncoherent detection }.As a sub- embodiment, the UE is to described
First wireless signal and the K1 the first synchronizing signals perform at least one of { relevant detection, noncoherent detection } respectively,
Then merging is performed to testing result.As one embodiment, the difference that the K subtracts 1 gained is more than or equal to the K1.
In the above-described embodiments, the UE to first wireless signal and the K1 the first synchronizing signals by performing
Merge, the accuracy of detection for first synchronizing signal that first wireless signal includes can be improved.
As one embodiment, the synchronizing signal of any two first is QCL (Quasi in the K3 the first synchronizing signals
Co-Located, accurate co-located).
As one embodiment, two wireless signals are that the QCL refers to：Can be from for one wireless signal of carrying
Large scale (large-scale) characteristic (properties) of channel is inferred to the channel for carrying another wireless signal
Large scale characteristic.The large scale characteristic includes { time delay expansion (delay spread), doppler spread (Doppler
Spread), Doppler shifts (Doppler shift), average gain (average gain), average delay (average
Delay the one or more in) }.
Specifically, according to an aspect of the present invention, it is characterised in that the step B also comprises the following steps：
- step B1. receives K2 the second synchronizing signals.
Wherein, time-domain resource of second running time-frequency resource in time domain and shared by the K2 the second synchronizing signals is
Orthogonal, the time-domain resource in the K2 the second synchronizing signals shared by the synchronizing signal of any two second is orthogonal.Institute
K2 is stated to be less than or the positive integer equal to the K1.Second is given for any one in the K2 the second synchronizing signals
Synchronizing signal, the running time-frequency resource shared by given second synchronizing signal is to give running time-frequency resource, the given running time-frequency resource
It is K may be in resource one, position and given reference resources of the given running time-frequency resource in described K possibility resource
Time-domain position in time quantum is relevant.Running time-frequency resource shared by given first synchronizing signal is described given with reference to money
Source, given first synchronizing signal are one in the K1 the first synchronizing signals.
As one embodiment, the second synchronizing signal in the K2 the second synchronizing signals and the second wireless singal
Form K4 the second synchronizing signals.
As one embodiment, the K4 the second synchronizing signals are transmitted on the same carrier.
As one embodiment, the K4 the second synchronizing signals carry identical information.
As one embodiment, the K4 the second synchronizing signals are determined by targeted information bits block respectively, the mesh
Mark block of information bits includes positive integer bit.
It is described for the synchronizing signal of any two second in the K4 the second synchronizing signals as one embodiment
UE cannot assume that described two second synchronizing signals are sent by identical antenna port group, and the antenna port group includes just whole
Several antenna ports.
As one embodiment, the antenna port group includes 1 antenna port.
As one embodiment, the quantity of included antenna port may be different in the different antenna port groups.
As one embodiment, the quantity of included antenna port is identical in the different antenna port groups.
As one embodiment, the UE cannot assume that described two second synchronizing signals are sent out by identical antenna port group
Send and refer to：The small dimensional properties for the wireless channel that the signal that first antenna port is sent is undergone can not be used to infer by the UE
The small dimensional properties for the wireless channel that the signal that second antenna port is sent is undergone.The first antenna port is used to send out
Send any one antenna port of second synchronizing signal, it is second same that second antenna port is used to send another
Any one antenna port of signal is walked, the small dimensional properties include channel impulse response.
As one embodiment, the antenna port is to pass through antenna virtualization (Virtualization) by more antennas
It is formed by stacking, the mapping coefficient composition beam shaping vector of the more antennas to the antenna port.The UE cannot assume that
Described two second synchronizing signals are sent by identical antenna port group to be referred to：Wave beam corresponding to the first antenna port is assigned
Beam shaping vector described in type vector sum corresponding to the second antenna port can not be assumed to be it is identical.
In the above-described embodiments, all corresponding difference of the synchronizing signal of any two second in the K4 the second synchronizing signals
The beam shaping vector, the different beam shaping vector can be pointed in different directions, to ensure the UE any
Second synchronizing signal can be accurately received on one direction.
As one embodiment, the given reference resources are used to determine described K possible resource by the UE.
As one embodiment, described K possible resource is associated with the given reference resources.
As one embodiment, it is described K may resource to the given reference resources incidence relation respectively with the K
The incidence relation of individual candidate resource to first running time-frequency resource is identical.
As one embodiment, position of the given running time-frequency resource in described K possible resource to the given ginseng
The incidence relation of time-domain position of the resource in the time quantum is examined respectively with second running time-frequency resource in the K candidate
The incidence relation of time-domain position of the position to first running time-frequency resource in the time quantum in resource is identical.
As one embodiment, the synchronizing signal of any two second is QCL in the K4 the second synchronizing signals.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also comprises the following steps：
- step A2. receives the first signaling, and first signaling is used for determining the K.
Wherein, first wireless signal and the second wireless singal are transmitted on first carrier, first signaling
Transmit on a second carrier.
As one embodiment, the frequency shared by frequency domain resource and second carrier wave shared by the first carrier
Domain resource is not overlapping.
As one embodiment, the centre frequency of the second carrier wave is higher described in the center frequency ratio of the first carrier.Make
For a sub- embodiment, the first carrier centre frequency is between 0.1GHz~3.5GHz.It is described as a sub- embodiment
The centre frequency of second carrier wave is more than 10GHz.
As one embodiment, the bandwidth of the second carrier wave is wider described in the bandwidth ratio of the first carrier.
As one embodiment, first signaling is that cell is specific.
As one embodiment, first signaling is high-level signaling.
The invention discloses a kind of method being used in the base station of multi-antenna transmission, wherein, comprise the following steps：
- step A. sends the first wireless signal on the first running time-frequency resource；
- step B. sends second wireless singal on the second running time-frequency resource；
Wherein, second running time-frequency resource is one in K candidate resource, and second running time-frequency resource is at the K
Time-domain position of the position with first running time-frequency resource in time quantum in candidate resource is relevant.First wireless signal
Including the first synchronizing signal, the second wireless singal includes the second synchronizing signal.The K is greater than 1 positive integer.
As one embodiment, first synchronizing signal is included in { Zadoff-Chu sequence, pseudo-random sequence } extremely
It is one of few.
As one embodiment, first wireless signal and the second wireless singal are sent out by identical antenna port group
Send, the antenna port group includes positive integer antenna port.
As one embodiment, first synchronizing signal (is simply possible to use in the first synchronizing signal of carrying in synchronizing channel
Down channel) on transmit.As one embodiment, the synchronizing channel includes P-SCH (Primary
Synchronization CHannel, primary synchronization channel) and S-SCH (Secondary Synchronization CHannel,
At least one of auxiliary synchronization channel).
As one embodiment, first synchronizing signal includes { PSS (Primary Synchronization
Signal, main first synchronizing signal), SSS (Secondary Synchronization Signal, auxiliary first synchronizing signal) }
At least one of.
As one embodiment, first synchronizing signal includes { NB (Narrow Band, arrowband)-PSS (Primary
Synchronization Signal, main first synchronizing signal), NB (Narrow Band, arrowband)-SSS (Secondary
At least one of Synchronization Signal, auxiliary first synchronizing signal) }.
As one embodiment, second synchronizing signal (is simply possible to use in the second synchronizing signal of carrying in broadcast channel
Down channel) on transmit.As one embodiment, the broadcast channel includes PBCH (Physical Broadcast
CHannel, Physical Broadcast Channel).
As one embodiment, second synchronizing signal is used for determining system time.It is described as one embodiment
System time is indexed by SFN (System Frame Number, System Frame Number).
As one embodiment, second synchronizing signal includes { MIB (Master Information Block, main letter
Cease block), SIB (System Information Block, system information block) }.
As one embodiment, second synchronizing signal is transmitted on (for NB-IoT terminals) NB-PBCH.
As one embodiment, the time quantum is a subframe (sub-frame).
As one embodiment, the time quantum is Q continuous subframes, and wherein Q is positive integer.
As one embodiment, the time quantum is 1ms, wherein the initial time of the time quantum is different with subframe
Step.
According to the above method, position of the second wireless singal on the K candidate resource and described
Time-domain position of first wireless signal in the time quantum is associated, therefore the recipient of first wireless signal
First nothing can be determined by determining position of the second wireless singal on the K candidate resource
Time-domain position of the line signal in the time quantum, so as to realize the synchronization on the time quantum.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also comprises the following steps：
- step A0. determines second running time-frequency resource according to first running time-frequency resource, or according to first time-frequency
Resource determines the K candidate resource.
As one embodiment, the position in time domain of the K candidate resource is identical, the K time
The position of position and first running time-frequency resource in time domain in time domain for selecting resource is associated, the K candidate
The position of position and first running time-frequency resource on frequency domain on frequency domain of resource is associated.
As one embodiment, the position on frequency domain of the K candidate resource is identical, the K candidate money
The position in time domain in source is different, position and first time-frequency money of the K candidate resource in time domain
Position of the source in time domain is associated.
As one embodiment, the position on time-frequency domain of the K candidate resource and first running time-frequency resource exist
Position on time-frequency domain is associated.
Specifically, according to an aspect of the present invention, it is characterised in that the step B also comprises the following steps：
- step B0. determines described according to time-domain position of first running time-frequency resource in time quantum
Position of two running time-frequency resources in the K candidate resource.
Wherein, the base station determines the K candidate resource according to first running time-frequency resource.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also comprises the following steps：
- step A1. sends K1 the first synchronizing signals；
Wherein, time-domain resource of first running time-frequency resource in time domain and shared by the K1 the first synchronizing signals is
Orthogonal, the time-domain resource in the K1 the first synchronizing signals shared by the synchronizing signal of any two first is orthogonal.Institute
It is positive integer to state K1.
As one embodiment, first synchronizing signal and the K1 individual first in first wireless signal is synchronous
K3 the first synchronizing signals of signal composition, the K3 the first synchronizing signals are continuous in time domain, and the K3 is the K1
With 1 sum.
As one embodiment, the K3 the first synchronizing signals carry identical information.
As one embodiment, the K3 the first synchronizing signals correspond to identical synchronizing sequence.
As one embodiment, it is described it is orthogonal refer to it is not overlapping.
As one embodiment, the K3 the first synchronizing signals are transmitted on the same carrier.
As one embodiment, the difference that the K subtracts 1 gained is more than or equal to the K1.
As one embodiment, the synchronizing signal of any two first is QCL (Quasi in the K3 the first synchronizing signals
Co-Located, accurate co-located).
As one embodiment, two wireless signals are that the QCL refers to：Can be from for one wireless signal of carrying
Large scale (large-scale) characteristic (properties) of channel is inferred to the channel for carrying another wireless signal
Large scale characteristic.The large scale characteristic includes { time delay expansion (delay spread), doppler spread (Doppler
Spread), Doppler shifts (Doppler shift), average gain (average gain), average delay (average
Delay the one or more in) }.
Specifically, according to an aspect of the present invention, it is characterised in that the step B also comprises the following steps：
- step B1. sends K2 the second synchronizing signals.
Wherein, time-domain resource of second running time-frequency resource in time domain and shared by the K2 the second synchronizing signals is
Orthogonal, the time-domain resource in the K2 the second synchronizing signals shared by the synchronizing signal of any two second is orthogonal.Institute
K2 is stated to be less than or the positive integer equal to the K1.Second is given for any one in the K2 the second synchronizing signals
Synchronizing signal, the running time-frequency resource shared by given second synchronizing signal is to give running time-frequency resource, the given running time-frequency resource
It is K may be in resource one, position and given reference resources of the given running time-frequency resource in described K possibility resource
Time-domain position in time quantum is relevant.Running time-frequency resource shared by given first synchronizing signal is described given with reference to money
Source, given first synchronizing signal are one in the K1 the first synchronizing signals.
As one embodiment, the second synchronizing signal in the K2 the second synchronizing signals and the second wireless singal
Form K4 the second synchronizing signals.
As one embodiment, the K4 the second synchronizing signals are transmitted on the same carrier.
As one embodiment, the K4 the second synchronizing signals carry identical information.
As one embodiment, the K4 the second synchronizing signals are determined by targeted information bits block respectively, the mesh
Mark block of information bits includes positive integer bit.
It is described for the synchronizing signal of any two second in the K4 the second synchronizing signals as one embodiment
The recipient of second wireless singal cannot assume that described two second synchronizing signals are sent by identical antenna port group, the day
Line port set includes positive integer antenna port.
As one embodiment, the antenna port group includes 1 antenna port.
As one embodiment, the quantity of included antenna port may be different in the different antenna port groups.
As one embodiment, the quantity of included antenna port is identical in the different antenna port groups.
As one embodiment, the recipient of the second wireless singal cannot assume that described two second synchronizing signal quilts
Identical antenna port group, which is sent, to be referred to：The small dimensional properties for the wireless channel that the signal that first antenna port is sent is undergone are not
It can be used to infer the wireless channel that the signal that the second antenna port is sent is undergone by the recipient of the second wireless singal
Small dimensional properties.The first antenna port is used to send any one antenna port of second synchronizing signal, institute
State any one antenna port that the second antenna port is used to send another the second synchronizing signal, the small dimensional properties
Including channel impulse response.
As one embodiment, the antenna port is to pass through antenna virtualization (Virtualization) by more antennas
It is formed by stacking, the mapping coefficient composition beam shaping vector of the more antennas to the antenna port.Second wireless communication
Number recipient cannot assume that described two second synchronizing signals by identical antenna port group send refer to：The first antenna
Beam shaping vector described in beam shaping vector sum corresponding to port corresponding to the second antenna port can not be assumed to be it is phase
With.
In the above-described embodiments, all corresponding difference of the synchronizing signal of any two second in the K4 the second synchronizing signals
The beam shaping vector, the different beam shaping vector can be pointed in different directions, to ensure that described second is wireless
The recipient of signal can accurately receive second synchronizing signal on any one direction.
As one embodiment, first wireless signal and the second wireless singal are by identical antenna port group institute
Send, the antenna port group includes positive integer antenna port.As a sub- embodiment, first wireless signal is corresponding
Antenna port and the second wireless singal corresponding to antenna port there is described in identical beam shaping vector.
As one embodiment, the given reference resources are used for determining described K possible resource, and described given
Time-domain position of the reference resources in the time quantum is used for determining that the given running time-frequency resource may resource at described K
In position.
As one embodiment, described K possible resource is associated with the given reference resources.
As one embodiment, it is described K may resource to the given reference resources incidence relation respectively with the K
The incidence relation of individual candidate resource to first running time-frequency resource is identical.
As one embodiment, position of the given running time-frequency resource in described K possible resource to the given ginseng
The incidence relation of time-domain position of the resource in the time quantum is examined respectively with second running time-frequency resource in the K candidate
The incidence relation of time-domain position of the position to first running time-frequency resource in the time quantum in resource is identical.
As one embodiment, the given reference resources are used for determining the given running time-frequency resource.
As one embodiment, given second synchronizing signal and given first synchronizing signal are by identical antenna
Transmitted by port set.As a sub- embodiment, antenna port corresponding to given second synchronizing signal and described given the
Antenna port corresponding to one synchronizing signal has beam shaping vector described in identical.
As one embodiment, the synchronizing signal of any two second is QCL in the K4 the second synchronizing signals.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also comprises the following steps：
- step A2. sends the first signaling, and first signaling is used for determining the K.
Wherein, first wireless signal and the second wireless singal are transmitted on first carrier, first signaling
Transmit on a second carrier.
As one embodiment, the frequency shared by frequency domain resource and second carrier wave shared by the first carrier
Domain resource is not overlapping.
As one embodiment, the centre frequency of the second carrier wave is higher described in the center frequency ratio of the first carrier.Make
For a sub- embodiment, the first carrier centre frequency is between 0.1GHz~3.5GHz.It is described as a sub- embodiment
The centre frequency of second carrier wave is more than 10GHz.
As one embodiment, the bandwidth of the second carrier wave is wider described in the bandwidth ratio of the first carrier.
As one embodiment, first signaling is that cell is specific.
As one embodiment, first signaling is high-level signaling.
The invention discloses a kind of user equipment for being used for multi-antenna transmission, wherein, including following module：
First receiving module：For receiving the first wireless signal on the first running time-frequency resource；
Second receiving module：For receiving second wireless singal on the second running time-frequency resource；
Wherein, second running time-frequency resource is one in K candidate resource, and second running time-frequency resource is at the K
Time-domain position of the position with first running time-frequency resource in time quantum in candidate resource is relevant.First wireless signal
Including the first synchronizing signal, the second wireless singal includes the second synchronizing signal.The K is greater than 1 positive integer.
As one embodiment, above-mentioned user equipment is characterised by, first receiving module is additionally operable to according to
First running time-frequency resource determines the K candidate resource.
As one embodiment, above-mentioned user equipment is characterised by, second receiving module is additionally operable at the K
The second wireless singal is monitored on candidate resource.
As one embodiment, above-mentioned user equipment is characterised by, first receiving module is additionally operable to receive K1
First synchronizing signal.Wherein, time domain of first running time-frequency resource in time domain and shared by the K1 the first synchronizing signals
Resource is orthogonal, and the time-domain resource in the K1 the first synchronizing signals shared by the synchronizing signal of any two first is orthogonal
's.The K1 is positive integer.
As one embodiment, above-mentioned user equipment is characterised by, second receiving module is additionally operable to receive K2
Second synchronizing signal, wherein, time domain of second running time-frequency resource in time domain and shared by the K2 the second synchronizing signals
Resource is orthogonal, and the time-domain resource in the K2 the second synchronizing signals shared by the synchronizing signal of any two second is orthogonal
's.The K2 is less than or the positive integer equal to the K1.Given for any one in the K2 the second synchronizing signals
Fixed second synchronizing signal, the running time-frequency resource shared by given second synchronizing signal is given running time-frequency resource, described to timing
Frequency resource is one in K possible resource, position of the given running time-frequency resource in described K possible resource and given ginseng
It is relevant to examine time-domain position of the resource in time quantum.Running time-frequency resource shared by given first synchronizing signal is the given ginseng
Resource is examined, given first synchronizing signal is one in the K1 the first synchronizing signals.
The invention discloses a kind of base station equipment for being used for multi-antenna transmission, wherein, including following module：
First sending module：For sending the first wireless signal on the first running time-frequency resource；
Second sending module：For sending second wireless singal on the second running time-frequency resource；
Wherein, second running time-frequency resource is one in K candidate resource, and second running time-frequency resource is at the K
Time-domain position of the position with first running time-frequency resource in time quantum in candidate resource is relevant.First wireless signal
Including the first synchronizing signal, the second wireless singal includes the second synchronizing signal.The K is greater than 1 positive integer.
As one embodiment, above-mentioned base station equipment is characterised by, second sending module is additionally operable to according to
Time-domain position of first running time-frequency resource in time quantum determines that second running time-frequency resource provides in the K candidate
Position in source, wherein, the base station determines the K candidate resource according to first running time-frequency resource.
As one embodiment, above-mentioned base station equipment is characterised by, first sending module is additionally operable to send K1
First synchronizing signal.Wherein, time domain of first running time-frequency resource in time domain and shared by the K1 the first synchronizing signals
Resource is orthogonal, and the time-domain resource in the K1 the first synchronizing signals shared by the synchronizing signal of any two first is orthogonal
's.The K1 is positive integer.
As one embodiment, above-mentioned base station equipment is characterised by, second sending module is additionally operable to send K2
Second synchronizing signal.Wherein, time domain of second running time-frequency resource in time domain and shared by the K2 the second synchronizing signals
Resource is orthogonal, and the time-domain resource in the K2 the second synchronizing signals shared by the synchronizing signal of any two second is orthogonal
's.The K2 is less than or the positive integer equal to the K1.Given for any one in the K2 the second synchronizing signals
Fixed second synchronizing signal, the running time-frequency resource shared by given second synchronizing signal is given running time-frequency resource, described to timing
Frequency resource is one in K possible resource, position of the given running time-frequency resource in described K possible resource and given ginseng
It is relevant to examine time-domain position of the resource in time quantum.Running time-frequency resource shared by given first synchronizing signal is the given ginseng
Resource is examined, given first synchronizing signal is one in the K1 the first synchronizing signals.
As one embodiment, above-mentioned base station equipment is characterised by, first sending module is additionally operable to transmission first
Signaling, first signaling are used for determining the K.Wherein, first wireless signal and the second wireless singal are
Transmitted on one carrier wave, first signaling is transmitted on a second carrier.
As one embodiment, above-mentioned base station equipment is characterised by, first sending module is additionally operable to according to
First running time-frequency resource determines second running time-frequency resource.
As one embodiment, above-mentioned base station equipment is characterised by, first sending module is additionally operable to according to
First running time-frequency resource determines the K candidate resource, and second sending module is additionally operable to be provided according to first time-frequency
Time-domain position of the source in time quantum determines position of second running time-frequency resource in the K candidate resource.
Compared with traditional scheme, the present invention possesses following advantage：
- by position of second running time-frequency resource in the K candidate resource and it is described first when
Contact is established between time-domain position of the frequency resource in the time quantum, the UE is provided according to second time-frequency
Position of the source in the K candidate resource determines time domain position of first running time-frequency resource in the time quantum
Put, so as to realize synchronizations of the UE on the time quantum.
K3 described in-the first synchronizing signals can be led in different time-domain resources by the different antenna port groups
Cross different wave beam forming vectors to send, ensure that the UE in different directions can accurately receive described first
Synchronizing signal.
K4 described in-the second synchronizing signals can be led in different time-domain resources by the different antenna port groups
Cross different wave beam forming vectors to send, ensure that the UE in different directions can accurately receive described second
Synchronizing signal.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, of the invention is other
Feature, objects and advantages will become more apparent：
Fig. 1 shows the flow chart according to an embodiment of the invention being wirelessly transferred；
Fig. 2 shows and associated between the first Radio Resource and K candidate resource according to an embodiment of the invention, with
And first close between the position of time-domain position and the second Radio Resource in K candidate resource of the Radio Resource on time quantum
The schematic diagram of connection；
Fig. 3 shows and associated between the first Radio Resource according to another embodiment of the invention and K candidate resource,
And first between the position of time-domain position and the second Radio Resource in K candidate resource of the Radio Resource on time quantum
The schematic diagram of association；
Fig. 4 shows the running time-frequency resource and possible quilt shared by the first synchronizing signal according to an embodiment of the invention
The schematic diagram of running time-frequency resource shared by second synchronizing signal；
Fig. 5 shows the structured flowchart of the processing unit according to an embodiment of the invention being used in UE；
Fig. 6 shows the structured flowchart of the processing unit according to an embodiment of the invention being used in base station；
Embodiment
Technical scheme is described in further detail below in conjunction with accompanying drawing, it is necessary to explanation is, do not rushed
In the case of prominent, the feature in embodiments herein and embodiment can be arbitrarily mutually combined.
Embodiment 1
Embodiment 1 illustrates the flow chart being wirelessly transferred, as shown in Figure 1.In accompanying drawing 1, base station N1 is UE U2 service
Cell maintains base station.In accompanying drawing 1, the step in square frame F1 is optional.
For N1, the first signaling is sent in step S101, first signaling is used for determining that K, the K are greater than 1
Positive integer；Send in step s 11 { the first wireless signal, K1 the first synchronizing signals }；{ second is sent in step s 12
Wireless signal, K2 the second synchronizing signals }.
For U2, the first signaling is received in step s 201, and first signaling is used for determining that K, the K are greater than 1
Positive integer；Receive in the step s 21 in { the first wireless signal, K1 the first synchronizing signals } at least the former；In step S22
It is middle receive in { second wireless singal, K2 the second synchronizing signals } at least the former.
In embodiment 1, running time-frequency resource corresponding to first wireless signal is the first running time-frequency resource, and described second is wireless
Running time-frequency resource corresponding to signal is the second running time-frequency resource, and second running time-frequency resource is one in K candidate resource, described
Position and first running time-frequency resource time-domain position in time quantum of two running time-frequency resources in the K candidate resource has
Close.First wireless signal includes the first synchronizing signal, and the second wireless singal includes the second synchronizing signal.The K is
Positive integer more than 1, first signaling are used for determining the K.Wherein, first wireless signal and described second wireless
Signal transmits on first carrier.First signaling is transmitted on a second carrier.First running time-frequency resource in time domain and
Time-domain resource shared by the K1 the first synchronizing signals is orthogonal, any two the in the K1 the first synchronizing signals
Time-domain resource shared by one synchronizing signal is orthogonal.The K1 is positive integer.Second running time-frequency resource in time domain and
Time-domain resource shared by the K2 the second synchronizing signals is orthogonal, any two the in the K2 the second synchronizing signals
Time-domain resource shared by two synchronizing signals is orthogonal.The K2 is less than or the positive integer equal to the K1.Described
First synchronizing signal and the K1 K3 the first synchronizing signals of the first synchronizing signal composition in one wireless signal, it is described
K3 the first synchronizing signals are continuous in time domain, and the K3 is that the K1 adds 1.The K2 the second synchronizing signals and described
K4 the second synchronizing signals of the second synchronizing signal composition in second wireless singal, the K4 is that the K2 adds 1.
As the sub- embodiment 1 of embodiment 1, first synchronizing signal includes { Zadoff-Chu sequence, pseudorandom sequence
At least one of row }.
As the sub- embodiment 2 of embodiment 1, first wireless signal and the second wireless singal are by identical antenna
Port set is sent, and the antenna port group includes positive integer antenna port.
As the sub- embodiment 3 of embodiment 1, first synchronizing signal includes at least one of { PSS, SSS }.
As the sub- embodiment 4 of embodiment 1, the K3 the first synchronizing signals carry identical information, the K3 the
One synchronizing signal corresponds to identical synchronizing sequence, and the K3 the first synchronizing signals are transmitted on the same carrier.
As the sub- embodiment 5 of embodiment 1, the U2 is only received in { the first wireless signal, K1 the first synchronizing signals }
The former.
As the sub- embodiment 6 of embodiment 1, the U2 have received at least one and institute in K1 the first synchronizing signals
State the first wireless signal.
As the sub- embodiment of the sub- embodiment 6 of embodiment 1, the U2 is to the K1 that receives the first synchronizing signals
In at least one and described first wireless signal perform merging, and { relevant detection, incoherent inspection are performed to the signal after merging
At least one of survey.
As the sub- embodiment of the sub- embodiment 6 of embodiment 1, the U2 in the K1 the first synchronizing signals at least
One performs at least one of { relevant detection, noncoherent detection } respectively with first wireless signal, and then detection is tied
Fruit performs merging.
As the sub- embodiment 7 of embodiment 1, the synchronizing signal of any two first is in the K3 the first synchronizing signals
QCL。
As the sub- embodiment 8 of embodiment 1, the U2 monitors the second wireless singal on the K candidate resource.
As the sub- embodiment of the sub- embodiment 8 of embodiment 1, the monitoring refers to blind decoding, i.e., in each candidate
Reception signal in resource performs decoded operation, and correct judgment receives if determining that decoding is correct according to check bit, otherwise
Interpretation garbled-reception.
As the sub- embodiment 9 of embodiment 1, the K4 the second synchronizing signals are transmitted on the same carrier.
As the sub- embodiment 10 of embodiment 1, the K4 the second synchronizing signals carry identical information.
As the sub- embodiment 11 of embodiment 1, the K4 the second synchronizing signals are true by targeted information bits block institute respectively
Fixed, the targeted information bits block includes positive integer bit.
It is synchronous for any two second in the K4 the second synchronizing signals as the sub- embodiment 12 of embodiment 1
Signal, the U2 cannot assume that described two second synchronizing signals are sent by identical antenna port group, the antenna port group
Include positive integer antenna port.
As the sub- embodiment 13 of embodiment 1, the synchronizing signal of any two second is in the K4 the second synchronizing signals
QCL。
As the sub- embodiment 14 of embodiment 1, first signaling is that cell is specific.
As the sub- embodiment 15 of embodiment 1, first signaling is high-level signaling.
Embodiment 2
Embodiment 2 illustrates the schematic diagram associated between first Radio Resource and the K candidate resource, Yi Jisuo
Time-domain position and second Radio Resource of first Radio Resource on the time quantum are stated in the K candidate resource
Position between the schematic diagram that associates, as shown in Figure 2.
In fig 2, the K3 the first synchronizing signals are continuous that the K3 the first synchronizing signals exist in time
Temporal starting point is the starting point of the time quantum.Running time-frequency resource occupied by first wireless signal is described
One Radio Resource.The position in time domain of the K candidate resource is identical, the K candidate resource when
The position of position and first running time-frequency resource in time domain on domain is associated.Occupied by the K candidate resource
Frequency domain resource is mutually orthogonal.Second Radio Resource is one in the K candidate resource.Second Radio Resource exists
The time-domain position of position and first Radio Resource on the time quantum in the K candidate resource is associated.
As the sub- embodiment 1 of embodiment 2, the time quantum is a subframe (sub-frame).
As the sub- embodiment 2 of embodiment 2, the time quantum is Q continuous subframes, and wherein Q is positive integer.
As the sub- embodiment 3 of embodiment 2, the time quantum is 1ms, wherein the initial time of the time quantum and
Subframe is asynchronous.
As the sub- embodiment 4 of embodiment 2, time-domain resource occupied by the K candidate resource and described first wireless
Be spaced Q1 time element between time-domain resource occupied by resource, the Q1 be greater than or den on zero integer.
As the sub- embodiment of the sub- embodiment 4 of embodiment 2, the Q1 is static.
As the sub- embodiment of the sub- embodiment 4 of embodiment 2, the Q1 is semi-static.
As the sub- embodiment of the sub- embodiment 4 of embodiment 2, the time element includes P OFDM symbol, wherein described
P is positive integer.
As the sub- embodiment 5 of embodiment 2, the RU (Resource Unit, resource units) occupied by the candidate resource
It is continuous on frequency domain.The RU takes the duration of an OFDM symbol in time domain, and a son is taken on frequency domain
The bandwidth at carrier wave interval.
As the sub- embodiment of the sub- embodiment 5 of embodiment 2, the RU is RE (Resource Element, resource grains
Son).
As the sub- embodiment 6 of embodiment 2, RU occupied by the K candidate resource is discontinuous on frequency domain.
As the sub- embodiment of the sub- embodiment 6 of embodiment 2, the frequency domain between adjacent R U shared by the candidate resource
Interval is identical.
As the sub- embodiment 7 of embodiment 2, the time-domain position occupied by first Radio Resource is in the time quantum
It is inside i-th of signal length, the time-domain resource that first synchronizing signal occupies in time domain is a Chief Signal Boatswain
Degree.Second Radio Resource is i-th in the K candidate resource.
As the sub- embodiment of the sub- embodiment 7 of embodiment 2, a signal length is Q2 time element, wherein
The Q2 is positive integer.
As the sub- embodiment 8 of embodiment 2, it is same to give second for any one in the K2 the second synchronizing signals
Signal is walked, the running time-frequency resource shared by given second synchronizing signal is given running time-frequency resource, and the given running time-frequency resource is K
One in individual possible resource, position and given reference resources of the given running time-frequency resource in described K possible resource exist
Time-domain position in time quantum is relevant.Running time-frequency resource shared by given first synchronizing signal is the given reference resources,
Given first synchronizing signal is one in the K1 the first synchronizing signals.
As the sub- embodiment of the sub- embodiment 8 of embodiment 2, the given reference resources are used for described in determination by the UE
K may resource.
As the sub- embodiment of the sub- embodiment 8 of embodiment 2, described K possible resource is and the given reference resources
Associated.
As the sub- embodiment of the sub- embodiment 8 of embodiment 2, described K possible resource to the given reference resources
Incidence relation is identical with the incidence relation of the K candidate resource to first running time-frequency resource respectively.
As the sub- embodiment of the sub- embodiment 8 of embodiment 2, the given running time-frequency resource is in described K possible resource
Time-domain position of the position to the given reference resources in the time quantum incidence relation respectively with described second when
Time-domain position of position of the frequency resource in the K candidate resource to first running time-frequency resource in the time quantum
Incidence relation is identical.
Embodiment 3
Embodiment 3 illustrates the schematic diagram associated between first Radio Resource and the K candidate resource, Yi Jisuo
Time-domain position and second Radio Resource of first Radio Resource on the time quantum are stated in the K candidate resource
Position between the schematic diagram that associates, as shown in Figure 3.In fig. 3, the K3 the first synchronizing signals are to connect in time
Continuous, the K3 starting points of the first synchronizing signal in time are the starting points of the time quantum.Described first is wireless
Running time-frequency resource occupied by signal is first Radio Resource.The position on frequency domain of the K candidate resource is identical
, the time-domain resource occupied by the K candidate resource is mutually orthogonal.Second Radio Resource is the K candidate resource
In one.Position of second Radio Resource in the K candidate resource and first Radio Resource are when described
Between time-domain position on unit be associated.
As the sub- embodiment 1 of embodiment 3, the time quantum is a subframe (sub-frame).
As the sub- embodiment 2 of embodiment 3, the time quantum is Q continuous subframes, and wherein Q is positive integer.
As the sub- embodiment 3 of embodiment 3, the time quantum is 1ms, wherein the initial time of the time quantum and
Subframe is asynchronous.
As the sub- embodiment 4 of embodiment 3, frequency domain resource occupied by the K candidate resource and described first wireless
Frequency domain resource occupied by resource is identical.
As the sub- embodiment 5 of embodiment 3, occupied by i-th of candidate resource in the K candidate resource when
The individual time elements of Q1+f (i) are spaced between time-domain resource occupied by domain resource and first Radio Resource, the Q1 is
Integer more than or equal to zero.
As the sub- embodiment of the sub- embodiment 5 of embodiment 3, the time element includes P OFDM symbol, wherein described
P is positive integer.
As the sub- embodiment of the sub- embodiment 5 of embodiment 3, for i ≠ j, the f (i) ≠ f (j).
As the sub- embodiment of the sub- embodiment 5 of embodiment 3, the Q1 is fixed.
As the sub- embodiment of the sub- embodiment 5 of embodiment 3, the Q1 is semi-static, or configurable.
As the sub- embodiment of the sub- embodiment 5 of embodiment 3, the corresponding relation between the f (i) and i is fixed, or
Person is predefined.
As the sub- embodiment of the sub- embodiment 5 of embodiment 3, the corresponding relation between the f (i) and i be it is semi-static,
Either configurable.
As the sub- embodiment of the sub- embodiment 5 of embodiment 3, the K=K3, f (i)=2 (K-i)+1, wherein i from
1 gets K3.
As the sub- embodiment 6 of embodiment 3, the time-domain position occupied by first Radio Resource is in the time quantum
It is inside i-th of signal length, the time-domain resource that first synchronizing signal occupies in time domain is a Chief Signal Boatswain
Degree.Second Radio Resource is i-th in the K candidate resource.
As the sub- embodiment of the sub- embodiment 6 of embodiment 3, a signal length is Q2 time element, wherein
The Q2 is positive integer.
As the sub- embodiment 7 of embodiment 3, it is same to give second for any one in the K2 the second synchronizing signals
Signal is walked, the running time-frequency resource shared by given second synchronizing signal is given running time-frequency resource, and the given running time-frequency resource is K
One in individual possible resource, position and given reference resources of the given running time-frequency resource in described K possible resource exist
Time-domain position in time quantum is relevant.Running time-frequency resource shared by given first synchronizing signal is the given reference resources,
Given first synchronizing signal is one in the K1 the first synchronizing signals.
As the sub- embodiment of the sub- embodiment 7 of embodiment 3, the given reference resources are used for described in determination by the UE
K may resource.
As the sub- embodiment of the sub- embodiment 7 of embodiment 3, described K possible resource is and the given reference resources
Associated.
As the sub- embodiment of the sub- embodiment 7 of embodiment 3, described K possible resource to the given reference resources
Incidence relation is identical with the incidence relation of the K candidate resource to first running time-frequency resource respectively.
As the sub- embodiment of the sub- embodiment 7 of embodiment 3, the given running time-frequency resource is in described K possible resource
Time-domain position of the position to the given reference resources in the time quantum incidence relation respectively with described second when
Time-domain position of position of the frequency resource in the K candidate resource to first running time-frequency resource in the time quantum
Incidence relation is identical.
Embodiment 4
Embodiment 4 illustrates the running time-frequency resource shared by the first synchronizing signal and may be shared by the second synchronizing signal
The schematic diagram of running time-frequency resource, as shown in Figure 4.In accompanying drawing 4, shared by corresponding first synchronizing signal of grid of oblique line filling when
Frequency resource, wherein numeral 1,2 ..., the grid that K3 is identified is respectively shared by the K3 the first synchronizing signals in the present invention.
The running time-frequency resource that corresponding second synchronizing signal of grid of cross spider filling may take.
As the sub- embodiment 1 of embodiment 4, the oblique line of for example digital k marks of first running time-frequency resource in the present invention is filled out
Shown in the lattice filled, cross spider of the K candidate resource respectively such as { k_1, k_2 ..., k_K } mark in the present invention is filled out
Shown in the lattice filled.Wherein, k is an element in { 1,2 ..., K3 }.
As the sub- embodiment 2 of embodiment 4, the oblique line of for example digital k marks of first running time-frequency resource in the present invention is filled out
Shown in the lattice filled, cross spider of the K candidate resource respectively such as { 1_k, 2_k ..., K_k } mark in the present invention is filled out
Shown in the lattice filled.Wherein, k is any one element in { 1,2 ..., K3 }.
As the sub- embodiment 3 of embodiment 4, the K3 is equal to the K.
As the sub- embodiment 3 of embodiment 4, the K3 is not more than the K.
Embodiment 5
Embodiment 5 is the structured flowchart for the processing unit in UE, as shown in Figure 5.In accompanying drawing 5, UE devices 200 are led
To be made up of the first receiving module 201 and the second receiving module 202.
First receiving module 201 be used to receive in { the first wireless signal, K1 the first synchronizing signals } at least the former；The
Two receiving modules 202 be used to receive in { second wireless singal, K2 the second synchronizing signals } at least the former.
In embodiment 5, running time-frequency resource corresponding to first wireless signal is the first running time-frequency resource, and described second is wireless
Running time-frequency resource corresponding to signal is the second running time-frequency resource, and second running time-frequency resource is one in K candidate resource, described
Position and first running time-frequency resource time-domain position in time quantum of two running time-frequency resources in the K candidate resource has
Close.First wireless signal includes the first synchronizing signal, and the second wireless singal includes the second synchronizing signal.The K is
Positive integer more than 1.
As a sub- embodiment of embodiment 5, first wireless signal is including { the first synchronizing sequence, second is synchronous
At least one of sequence }, the second wireless singal includes PBCH.
As a sub- embodiment of embodiment 5, first wireless signal includes the first synchronizing sequence, second nothing
Line signal includes the second synchronizing sequence.First running time-frequency resource is in time domain and shared by the K1 the first synchronizing signals
Time-domain resource is orthogonal, and the time-domain resource in the K1 the first synchronizing signals shared by the synchronizing signal of any two first is
Orthogonal.The K1 is positive integer.
As a sub- embodiment of embodiment 5, second running time-frequency resource is in time domain and the K2 second synchronous
Time-domain resource shared by signal is orthogonal, in the K2 the second synchronizing signals shared by the synchronizing signal of any two second
Time-domain resource be orthogonal.The K2 is less than or the positive integer equal to the K1.
As a sub- embodiment of embodiment 5, first receiving module 201 also be used to receive the first signaling, institute
State the first signaling and be used for determining K.Wherein, first wireless signal and the second wireless singal upload in first carrier
It is defeated.First signaling is transmitted on a second carrier.
Embodiment 6
Embodiment 6 is the structured flowchart for the processing unit in base station, as shown in Figure 6.In accompanying drawing 6, base station apparatus
300 are mainly made up of the first sending module 301 and the second sending module 302.
First sending module 301 is used to send { the first wireless signal, K1 the first synchronizing signals }；Second sending module
302 are used to send { second wireless singal, K2 the second synchronizing signals }.
In embodiment 6, running time-frequency resource corresponding to first wireless signal is the first running time-frequency resource, and described second is wireless
Running time-frequency resource corresponding to signal is the second running time-frequency resource, and second running time-frequency resource is one in K candidate resource, described
Position and first running time-frequency resource time-domain position in time quantum of two running time-frequency resources in the K candidate resource has
Close.First wireless signal includes the first synchronizing signal, and the second wireless singal includes the second synchronizing signal.The K is
Positive integer more than 1.
As a sub- embodiment of embodiment 6, first running time-frequency resource is in time domain and the K1 first synchronous
Time-domain resource shared by signal is orthogonal, in the K1 the first synchronizing signals shared by the synchronizing signal of any two first
Time-domain resource be orthogonal.The K1 is positive integer.
As a sub- embodiment of embodiment 6, second running time-frequency resource is in time domain and the K2 second synchronous
Time-domain resource shared by signal is orthogonal, in the K2 the second synchronizing signals shared by the synchronizing signal of any two second
Time-domain resource be orthogonal.The K2 is less than or the positive integer equal to the K1.
As a sub- embodiment of embodiment 6, first sending module also be used to sending the first signaling, and described the
One signaling is used for determining K.Wherein, first wireless signal and the second wireless singal are transmitted on first carrier.Institute
The first signaling is stated to transmit on a second carrier.
As a sub- embodiment of embodiment 6, first wireless signal includes the first synchronizing sequence, second nothing
Line signal includes the second synchronizing sequence.
As a sub- embodiment of embodiment 6, first wireless signal is including { the first synchronizing sequence, second is synchronous
Sequence } at least one of, the second wireless singal include { MIB, SIB } at least the former.
As a sub- embodiment of embodiment 6, first sending module 301 is additionally operable to be provided according to first time-frequency
Source determines second running time-frequency resource.
As a sub- embodiment of embodiment 6, first sending module 301 is additionally operable to be provided according to first time-frequency
Source determines the K candidate resource, and second sending module 302 was additionally operable to according to first running time-frequency resource in the time
Time-domain position in unit determines position of second running time-frequency resource in the K candidate resource.
One of ordinary skill in the art will appreciate that all or part of step in the above method can be referred to by program
Related hardware is made to complete, described program can be stored in computer-readable recording medium, such as read-only storage, hard disk or light
Disk etc..Optionally, all or part of step of above-described embodiment can also be realized using one or more integrated circuit.Phase
Answer, each modular unit in above-described embodiment, example, in hardware can be used to realize, can also be by the form of software function module
Realize, the application is not limited to the combination of the software and hardware of any particular form.UE or terminal in the present invention are included but not
It is limited to the Wireless Telecom Equipments such as mobile phone, tablet personal computer, notebook, card of surfing Internet, NB-IOT terminals, eMTC terminals.In the present invention
Base station or system equipment include but is not limited to the radio communications such as macrocell base stations, microcell base station, Home eNodeB, relay base station
Equipment.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.It is all
Within the spirit and principles in the present invention, any modification for being made, equivalent substitution, improve etc., it should be included in the protection of the present invention
Within the scope of.
Claims (16)
1. a kind of method in UE of support synchronous signal, wherein, comprise the following steps：
- step A. receives the first wireless signal on the first running time-frequency resource；
- step B. receives second wireless singal on the second running time-frequency resource；
Wherein, second running time-frequency resource is one in K candidate resource, and second running time-frequency resource is in the K candidate
Time-domain position of the position with first running time-frequency resource in time quantum in resource is relevant.First wireless signal includes
First synchronizing signal, the second wireless singal include the second synchronizing signal.The K is greater than 1 positive integer.
2. according to the method for claim 1, it is characterised in that the step A also comprises the following steps：
- step A0. determines the K candidate resource according to first running time-frequency resource.
3. according to claim 1, the method described in 2, it is characterised in that the step B also comprises the following steps：
- step B0. monitors the second wireless singal on the K candidate resource.
4. according to the method described in claim 1-3, it is characterised in that the step A also comprises the following steps：
- step A1. receives K1 the first synchronizing signals；
Wherein, time-domain resource of first running time-frequency resource in time domain and shared by the K1 the first synchronizing signals is orthogonal
, the time-domain resource in the K1 the first synchronizing signals shared by the synchronizing signal of any two first is orthogonal.The K1
It is positive integer.
5. according to the method described in claim 1-4, it is characterised in that the step B also comprises the following steps：
- step B1. receives K2 the second synchronizing signals.
Wherein, time-domain resource of second running time-frequency resource in time domain and shared by the K2 the second synchronizing signals is orthogonal
, the time-domain resource in the K2 the second synchronizing signals shared by the synchronizing signal of any two second is orthogonal.The K2
It is less than or the positive integer equal to the K1.It is synchronous that second is given for any one in the K2 the second synchronizing signals
Signal, the running time-frequency resource shared by given second synchronizing signal are given running time-frequency resources, and the given running time-frequency resource is K
One in possible resource, the given running time-frequency resource described K position that may be in resource and given reference resources when
Between time-domain position in unit it is relevant.Running time-frequency resource shared by given first synchronizing signal is the given reference resources, institute
It is one in the K1 the first synchronizing signals to state given first synchronizing signal.
6. according to the method described in claim 1-5, it is characterised in that the step A also comprises the following steps：
- step A2. receives the first signaling, and first signaling is used for determining the K.
Wherein, first wireless signal and the second wireless singal are transmitted on first carrier, and first signaling is
Transmitted on nd carrier.
7. a kind of method in base station of support synchronous signal, wherein, comprise the following steps：
- step A. sends the first wireless signal on the first running time-frequency resource；
- step B. sends second wireless singal on the second running time-frequency resource；
Wherein, second running time-frequency resource is one in K candidate resource, and second running time-frequency resource is in the K candidate
Time-domain position of the position with first running time-frequency resource in time quantum in resource is relevant.First wireless signal includes
First synchronizing signal, the second wireless singal include the second synchronizing signal.The K is greater than 1 positive integer.
8. according to the method for claim 7, it is characterised in that the step A also comprises the following steps：
- step A0. determines second running time-frequency resource according to first running time-frequency resource, or according to first running time-frequency resource
Determine the K candidate resource.
9. according to claim 7, the method described in 8, it is characterised in that the step B also comprises the following steps：
When-step B0. determines described second according to time-domain position of first running time-frequency resource in time quantum
Position of the frequency resource in the K candidate resource.
Wherein, the base station determines the K candidate resource according to first running time-frequency resource.
10. according to the method described in claim 7-9, it is characterised in that the step A also comprises the following steps：
- step A1. sends K1 the first synchronizing signals；
Wherein, time-domain resource of first running time-frequency resource in time domain and shared by the K1 the first synchronizing signals is orthogonal
, the time-domain resource in the K1 the first synchronizing signals shared by the synchronizing signal of any two first is orthogonal.The K1
It is positive integer.
11. according to the method described in claim 7-10, it is characterised in that the step B also comprises the following steps：
- step B1. sends K2 the second synchronizing signals.
Wherein, time-domain resource of second running time-frequency resource in time domain and shared by the K2 the second synchronizing signals is orthogonal
, the time-domain resource in the K2 the second synchronizing signals shared by the synchronizing signal of any two second is orthogonal.The K2
It is less than or the positive integer equal to the K1.It is synchronous that second is given for any one in the K2 the second synchronizing signals
Signal, the running time-frequency resource shared by given second synchronizing signal are given running time-frequency resources, and the given running time-frequency resource is K
One in possible resource, the given running time-frequency resource described K position that may be in resource and given reference resources when
Between time-domain position in unit it is relevant.Running time-frequency resource shared by given first synchronizing signal is the given reference resources, institute
It is one in the K1 the first synchronizing signals to state given first synchronizing signal.
12. according to the method described in claim 7-11, it is characterised in that the step A also comprises the following steps：
- step A2. sends the first signaling, and first signaling is used for determining the K.
Wherein, first wireless signal and the second wireless singal are transmitted on first carrier, and first signaling is
Transmitted on nd carrier.
13. a kind of user equipment of support synchronous signal, wherein, including following module：
First receiving module：For receiving the first wireless signal on the first running time-frequency resource；
Second receiving module：For receiving second wireless singal on the second running time-frequency resource；
Wherein, second running time-frequency resource is one in K candidate resource, and second running time-frequency resource is in the K candidate
Time-domain position of the position with first running time-frequency resource in time quantum in resource is relevant.First wireless signal includes
First synchronizing signal, the second wireless singal include the second synchronizing signal.The K is greater than 1 positive integer.
14. user equipment according to claim 13, it is characterised in that：
First receiving module described in-is additionally operable to determine the K candidate resource according to first running time-frequency resource.
Second receiving module described in-is additionally operable to monitor the second wireless singal on the K candidate resource.
15. a kind of base station equipment of support synchronous signal, wherein, including following module：
First sending module：For sending the first wireless signal on the first running time-frequency resource；
Second sending module：For sending second wireless singal on the second running time-frequency resource；
Wherein, second running time-frequency resource is one in K candidate resource, and second running time-frequency resource is in the K candidate
Time-domain position of the position with first running time-frequency resource in time quantum in resource is relevant.First wireless signal includes
First synchronizing signal, the second wireless singal include the second synchronizing signal.The K is greater than 1 positive integer.
16. base station equipment according to claim 15, it is characterised in that：
First sending module described in-is additionally operable to determine second running time-frequency resource according to first running time-frequency resource；It is or described
First sending module is additionally operable to determine the K candidate resource according to first running time-frequency resource.
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| CN111490814A (en) | 2020-08-04 |
| CN107623539B (en) | 2020-05-22 |
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