CN109039561A - A kind of transmission method and device of synchronization signal block index - Google Patents
A kind of transmission method and device of synchronization signal block index Download PDFInfo
- Publication number
- CN109039561A CN109039561A CN201810777568.2A CN201810777568A CN109039561A CN 109039561 A CN109039561 A CN 109039561A CN 201810777568 A CN201810777568 A CN 201810777568A CN 109039561 A CN109039561 A CN 109039561A
- Authority
- CN
- China
- Prior art keywords
- synchronization signal
- signal block
- block
- index
- time
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
-
- 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
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0094—Indication of how sub-channels of the path are allocated
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
Abstract
This application discloses the transmission methods and device of a kind of synchronization signal block index, on the basis of multiple synchronization signal blocks of existing unlicensed spectrum channel, newly-increased one or more synchronization signal block, simultaneously for the identical synchronization signal block of the time-domain position synchronization signal block index having the same of specified downlink signal, it not only can increase the send opportunity of synchronization signal in this way, but also can be reduced the expense for sending synchronization signal block index.
Description
Technical field
The present invention relates to transmission methods and device that the communications field more particularly to a kind of synchronization signal block index.
Background technique
Under the authorization frequency spectrum for (new radio, NR) communication system of newly eating dishes without rice or wine, each synchronization signal block
(synchronization signal block, SSB) occupies 4 continuous symbols in the time domain, is distributed in order in time domain
For primary synchronization signal (primary synchronization signal, PSS), Physical Broadcast Channel (physical
Broadcast channel, PBCH), secondary synchronization signal (secondary synchronization signal, SSS)+
PBCH (intermediate 12 RB are SSS, and each 4 RB in two sides are PBCH) and PBCH.The subcarrier spacing of synchronization signal block can be
15KHz,30KHz,120KHz,240KHz.All synchronization signal blocks are sent in preset duration, synchronous in the preset duration
The maximum quantity of block is 4,8 or 64.
In the unlicensed spectrum of NR communication system, unlicensed spectrum channel is not at any time all in available mode, base station
Need to monitor whether unlicensed spectrum channel is idle state before sending downlink signal, can just be sent out if it is idle state
Send downlink signal.Such as: when the subcarrier spacing 15kHz of synchronization signal block, include in preset duration 4 SSB:SSB#0~
SSB#3, SSB#0 are located at 2~symbol of symbol 5 of time slot 0, and SSB#1 is located at 8~symbol of symbol 11 of time slot 1, when SSB#2 is located at
2~symbol of symbol 5 of gap 2, SSB#3 are located at 8~symbol of symbol 11 of time slot 3.If base station before the symbol 2 of time slot 0 not
Listening to unlicensed spectrum channel is idle state, then the synchronization signal on SSB#0 just will be unable to send.If base station is continued
It is idle state that unlicensed spectrum channel is not heard before the symbol 8 of time slot 0, then synchronization signal on SSB#1 is by nothing
Method is sent, and in order to increase the send opportunity of synchronization signal, is currently suggested in the new synchronization signal block of the long increase of preset duration
Scheme determines synchronization signal block so that the quantity of synchronization signal block greatly increases in preset duration for the ease of terminal device
The synchronization signal block index of time-domain position, each synchronization signal block in preset duration is not also identical, therefore this increases synchronization
The scheme of the quantity of block has also accordingly increased the expense for sending synchronization signal block index.
Summary of the invention
The technical problem to be solved by the embodiment of the invention is that provide a kind of synchronization signal block index transmission method and
Device.It can solve the problems, such as to carry out charging to the magnanimity terminal of same account in the prior art.
In order to solve the above-mentioned technical problem, this application provides a kind of transmission methods of synchronization signal block index, comprising:
The network equipment determines r synchronization signal according to the holding time of unlicensed spectrum channel in m synchronization signal block
Block；Wherein, m is the maximum quantity for the synchronization signal block that preset duration includes, and m synchronization signal block includes under authorization spectral channel
P synchronization signal block, m-p cadre's block be in synchronization signal block downlink signal carry out cyclic shift obtain,
P < m and r < m, r, m and p are the integer greater than 0.The network equipment determines the position of downlink signal according to r synchronization signal block middle finger
Determine that synchronization signal block indexes；Wherein, the identical synchronization signal block synchronization having the same of time-domain position of downlink signal is specified
Block index, network equipment phase terminal device on r synchronization signal block send r synchronization for carrying synchronization signal block index
Signal.
In embodiments of the present invention, on the basis of p synchronization signal block of existing unlicensed spectrum channel, one is increased newly
A or multiple synchronization signal blocks, it is having the same same simultaneously for the identical synchronization signal block of time-domain position of specified downlink signal
Block index is walked, not only can increase the send opportunity of synchronization signal in this way, but also can be reduced the expense for sending synchronization signal block index.
In a kind of possible design, specifying downlink signal is SSS or PSS.
In a kind of possible design, the value of m is related with current subcarrier spacing.
In a kind of possible design, in m synchronization signal block between two adjacent synchronization signal blocks exist overlapping or
It is not overlapped.
Second aspect, the application provide a kind of transmission method of synchronization signal block index, comprising:
Terminal device receives the r carrying synchronization signal block rope sent on r synchronization signal block from the network equipment
The synchronization signal drawn, preset duration include m synchronization signal block, and m synchronization signal block includes the r synchronization signal block, are referred to
Determine the identical synchronization signal block of the time-domain position synchronization signal block index having the same of downlink signal, m synchronization signal block packet
P synchronization signal block under authorization spectral channel is included, m-p synchronization signal block is carried out to the downlink signal in synchronization signal block
What cyclic shift obtained, p < m and r < m, r, m and p are the integer greater than 0；
The terminal device determines the time domain of synchronization signal block according to synchronization signal block index and down-going synchronous time
Position.
In a kind of possible design, the specified downlink signal is primary synchronization signal SSS or secondary synchronization signal PSS.
In a kind of possible design, the value of the m is related with current subcarrier spacing.
In a kind of possible design, there is weight in the m synchronization signal block between two adjacent synchronization signal blocks
It folds or is not overlapped.
The third aspect provides a kind of device, and the synchronization signal block in above-mentioned first aspect or second aspect may be implemented
The transmission method of index.Such as described device can be chip (such as baseband chip or communication chip etc.) or terminal device.It can
To execute the corresponding software realization above method by software, hardware or by hardware.
It in one possible implementation, include processor, memory in the structure of described device；The processor quilt
It is configured to that described device is supported to execute corresponding function in above-mentioned communication means.Memory is saved for coupling with processor
The necessary program of described device (instruction) and/or data.Optionally, the communication device can also include communication interface for branch
Hold the communication between described device and other network elements.
In alternatively possible implementation, described device may include the list for executing corresponding actions in the above method
Element module.
In another possible implementation, including processor and R-T unit, the processor and the transmitting-receiving fill
Set coupling, the processor for executing computer program or instruction, with control the R-T unit carry out information reception and
It sends；When the processor executes the computer program or instruction, the processor is also used to realize the above method.Its
In, the R-T unit can be transceiver, transmission circuit or input/output interface.When the communication device is chip, institute
Stating R-T unit is transmission circuit or input/output interface.
When described device is chip, transmission unit can be output unit, such as output circuit or communication interface；It connects
Receiving unit can be input unit, such as input circuit or communication interface.When the communication device is the network equipment, send
Unit can be transmitter or transmitter；Receiving unit can be receiver or receiver.
The another aspect of the application provides a kind of device, which includes: memory and processor；Wherein, the storage
Batch processing code is stored in device, and the processor executes each side for calling the program code stored in the memory
Method described in face.
The another aspect of the application has been mentioned for a kind of computer readable storage medium, in the computer readable storage medium
It is stored with instruction, when run on a computer, so that computer executes method described in above-mentioned various aspects.
The another aspect of the application provides a kind of computer program product comprising instruction, when it runs on computers
When, so that computer executes method described in above-mentioned various aspects.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of communication system provided in an embodiment of the present invention；
Fig. 2 a is a kind of flow diagram of the transmission method of synchronization signal block index provided in an embodiment of the present invention.
Fig. 2 b is the distribution schematic diagram for authorizing synchronous block under frequency spectrum；
Fig. 3 is a kind of structural schematic diagram of device provided in an embodiment of the present invention；
Fig. 4 is a kind of another structural schematic diagram of device provided in an embodiment of the present invention；
Fig. 5 is a kind of another structural schematic diagram of device provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention is described.
Fig. 1 be the present embodiments relate to a kind of communication system architecture schematic diagram, the communication system includes that network is set
Standby and terminal device.Fig. 1 shows 1 network equipment cooperation and 2 terminal equipment in communication.The communication system can be global shifting
Dynamic communication system (global system for mobile communication, GSM), CDMA (code division
Multiple access, CDMA) system, wideband code division multiple access (wideband codedivision multiple
Access, WCDMA) system, worldwide interoperability for microwave accesses (worldwide interoperability for microwave
Access, WiMAX) system, long term evolution (long term evolution, LTE) system, 5G communication system (such as newly eat dishes without rice or wine
(new radio, NR)) system, a variety of communication technologys fusion communication system (such as: the communication of LTE technology and NR technological incorporation
System) or subsequent evolution communication systems.It should be noted that the quantity and form of the network equipment and base station equipment is only in Fig. 1
Illustratively to illustrate, the embodiment of the present invention is not constituted and limited.
In long term evolution communication system, in order to support cell synchronous, two downlink synchronous signals: primary synchronization signal are defined
(primary synchronization signal, PSS) and secondary synchronization signal (secondary synchronization
Signal, SSS).For time division duplex (time division duplexing, TDD) and frequency division duplex (frequency
Division dual, FDD) for, primary synchronization signal is identical with the structure of secondary synchronization signal, but in radio frames (radio
Frame, RF) in time-domain position it is different.
For the long term evolution communication system of frequency division duplex, 1st time slot of the primary synchronization signal in subframe 0 and subframe 5
(slot) the last one orthogonal frequency division multiplexing (orthogonal frequency division multiplexing,
OFDM it) is sent on symbol, secondary synchronization signal and primary synchronization signal are sent on the same time slot of same subframe, but auxiliary synchronous letter
Number be located at second-to-last OFDM symbol on, shift to an earlier date 1 OFDM symbol than primary synchronization signal.For when
Divide for the long term evolution communication system of duplex, 3rd OFDM symbol of the primary synchronization signal in subframe 1 and subframe 6
Upper transmission, and secondary synchronization signal is sent on last 1 OFDM symbol of subframe 0 and subframe 5, compares primary synchronization signal
3 OFDM symbols in advance.Terminal device can be known according to the relative positional relationship of primary synchronization signal and secondary synchronization signal
The other dual-mode to LTE communication system, when long term evolution communication system is using authorization frequency spectrum, terminal device passes through in specific bit
Reception synchronization signal is set, physical-layer cell identity mark (Identity, ID) is obtained, radio frame synchronization is realized, thus and cell
It is synchronous.
In following NR communication system, using new synchronization signal block structure.Using synchronization signal block as substantially single
Member, synchronization signal are made of multiple OFDM symbols in the time domain, PSS, SSS and physical broadcast signal (physical
Broadcast channel, PBCH) transmitted in synchronization signal block, one or more synchronization signal blocks constitute a synchronization
Signal burst (synchronization signal burst, SS burst), one or more synchronization signal bursts constitute one
A synchronization signal burst collection (synchronization signal burst set, SS burst set), so as to support height
The application scenarios of frequency multi-beam.When newly eating dishes without rice or wine using authorization frequency spectrum, the synchronization signal in radio frames is located at designated position, terminal
Equipment receives synchronization signal by designated position, thus and cell synchronous.
Terminal device in the application is a kind of equipment with wireless communication function, be can be with wireless communication function
Handheld device, mobile unit, wearable device, calculate equipment or be connected to other processing equipments of radio modem
Deng.Terminal device can be called different titles in different networks, such as: user equipment, access terminal, subscriber unit,
Subscriber station, movement station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless telecom equipment, user
Agency or user apparatus, cellular phone, wireless phone, session initiation protocol (session initiation protocol,
SIP) phone, wireless local loop (wireless local loop, WLL) are stood, personal digital assistant (personal
Digital assistant, PDA), the terminal device in 5G network or future evolution network etc..
The network equipment in the application is a kind of wireless access network that is deployed in providing the equipment of wireless communication function, is wrapped
It includes but is not limited to: base station (such as: base station (base transceiver station, BTS), node B (NodeB, NB), evolution
Type base station B (evolutional node B, eNB or eNodeB), transmission node or transmitting-receiving point in NR system
(transmission reception point, TRP or TP) or next-generation node B (generation nodeB,
GNB), the base station in future communications network or the network equipment), relay station, access point, mobile unit, wearable device, it is wireless to protect
The very website of (Wireless-Fidelity, Wi-Fi), wireless backhaul node, small station, micro- station etc..
A referring to fig. 2, Fig. 2 a are that a kind of process of the transmission method of synchronization signal block index provided in an embodiment of the present invention is shown
It is intended to, in embodiments of the present invention, which comprises
S201, the network equipment determine r synchronization according to the holding time of unlicensed spectrum channel in m synchronization signal block
Signal
Specifically, preset duration is a time interval, initial time, duration and the end time of preset duration can
To be preconfigured, such as: the duration of preset duration is 5ms, and preset duration periodically occurs.M is preset duration
The maximum quantity for the synchronization signal block for inside including, i.e. preset duration include up to m synchronization signal block.M and currently used son
Carrier wave interval k is related, and m synchronization signal block includes p synchronization signal block of the subcarrier spacing k in the case where authorizing spectral channel, in advance
If the quantity s for the time slot that duration includes is related with subcarrier spacing k.
Such as: subcarrier spacing is the distribution schematic diagram of 4 synchronization signal blocks under 15kHz, in figure 2b preset duration
For 5ms, preset duration includes 5 time slots (slot), and each time slot includes 14 symbols, corresponding 4 symbols of each synchronization signal block
Number, 4 synchronization signal blocks are located at the 2nd symbol of the first two time slot to the 5th symbol and the 8th symbol to the 11st
A symbol；The synchronization signal block index of 4 synchronization signal blocks is indicated with SSB#0, SSB#1, SSB#2 and SSB#3 respectively.
The network equipment monitors the state of unlicensed spectrum channel in preset duration, is listening to unlicensed spectrum channel
When idle, the transmission time window on unlicensed spectrum channel is determined, then determine the complete r synchronization in transmission time window
Block.
In a kind of possible embodiment, the value of m is related with current subcarrier spacing.
Such as: it is not overlapped between two adjacent synchronization signal blocks in m synchronization signal block, preset duration 5ms, sub- load
Wave spacing k=15kHz, the number of timeslots s=5 of preset duration authorize the quantity p=4, m of the synchronization signal block under spectral channel
=16；Or
Preset duration is 5ms, subcarrier spacing k=15kHz, the number of timeslots s=5 of preset duration, authorizes spectral channel
The quantity p=8, m=15 of lower synchronous block；Or
Preset duration is 5ms, subcarrier spacing k=30kHz, the number of timeslots s=10 of preset duration, authorizes spectral channel
The quantity p=4, m=33 of lower synchronous block；Or
Preset duration is 5ms, subcarrier spacing k=30kHz, the number of timeslots s=10 of preset duration, authorizes spectral channel
The quantity p=8, m=32 of lower synchronous signal frequency domain resource；Or
Preset duration is 5ms, subcarrier spacing k=30kHz, the number of timeslots s=10 of preset duration, authorizes spectral channel
The quantity p=4, m=35 of lower synchronous block；Or
Preset duration is 5ms, subcarrier spacing k=30kHz, the number of timeslots s=10 of preset duration, authorizes spectral channel
The quantity p=8, m=34 of lower synchronous signal frequency domain resource；Or
Preset duration is 5ms, subcarrier spacing k=120kHz, the number of timeslots s=40 of preset duration, is authorized under frequency spectrum
The quantity p=64, m=140 of synchronization signal frequency domain resource；Or
Preset duration is 5ms, subcarrier spacing k=240kHz, the number of timeslots s=80 of preset duration, is authorized under frequency spectrum
The quantity p=64, m=280 of synchronization signal block.
S202, the network equipment determine synchronization signal block according to the time-domain position that r synchronization signal block middle finger determines downlink signal
Index.
Specifically, the identical synchronization signal block of the time-domain position synchronization signal block rope having the same of specified downlink signal
Draw, if the time-domain position of the specified downlink signal in multiple synchronization signal blocks is identical, multiple synchronization signal block has
Identical synchronization signal block index.Specified downlink signal is PSS or SSS.
Such as: referring to fig. 2 shown in b, under unlicensed spectrum and when subcarrier is 15kHz, preset duration 5ms, 5ms
It inside include 4 synchronization signal blocks, preset duration includes 5 time slots, and each time slot includes 14 symbols.4 in preset duration
Synchronization signal block is located at the symbol 2~5 and symbol 8~11 of two time slots in front.It is illustrated only in Fig. 2 b same in a time slot
Walk the distribution situation of the time slot position of block.
A, when with the character position of PSS to determine synchronization signal block index (SSB index), the character position phase of PSS
Same synchronization signal block synchronization signal block index having the same.The position of PSS in the synchronization signal block that so SSB index is 0
Fixation is set, PSS is located at the symbol 2 in Fig. 2 b, for the SSB index is 0, obtains by cyclic shift following newly-increased
The time-domain position of synchronization signal block:
1, symbol 0~3 is successively sent respectively: SSS, PBCH, PSS, PBCH.Wherein, symbol where SSS same intermediate 12
A RB sends SSS, and each 4 RB in both sides send PBCH.
2, symbol 1~4 is successively sent respectively: PBCH, PSS, PBCH, SSS.
Two synchronization signal blocks are increased in 1 and 2 newly, and the SSB index of two newly-increased synchronization signal blocks is also 0.
B, SSB index is determined with the character position of SSS, the identical synchronization signal block of the character position of SSS has phase
Same SSB index.The position of SSS is fixed in the synchronization signal block that so SSB index is 0, and the character position of SSS is being schemed
At symbol 4 in 2b.For SSB index is 0, the time domain position of newly-increased synchronization signal block is obtained by cyclic shift
It sets:
1, symbol 1~4 is sent respectively: PBCH, PSS, PBCH, SSS.
2, symbol 3~6 sends PBCH, SSS, PBCH, PSS
3, symbol 4~7 sends SSS, PBCH, PSS, PBCH
1 to 3 three kinds of synchronization signal blocks are increased newly above, and the SSB index of these three synchronization signal blocks is also 0.
After synchronization signal block newly-increased above, network equipment monitor channel state before first synchronization signal block,
If to listen to channel be idle state, transmission range listens to synchronization signal block nearest at the time of channel is idle.Example
Such as: the network equipment listens to unlicensed spectrum channel for the free time, then in first synchronization signal block before first synchronization signal block
One synchronization signal of upper transmission；If listening to unlicensed spectrum channel in the middle position of first synchronization signal block as idle shape
State then sends a synchronization signal on second synchronization signal block.
In a kind of possible embodiment, and preset duration (such as: the maximum number of the synchronization signal sent in 5ms)
Limitation can be provided, such as: in 3GHz hereinafter, at most sending 4 synchronization signals in preset duration；It is preset between 3GHz~6GHz
8 synchronization signals are at most sent in duration；64 synchronization signals are at most sent in 6GHz or more preset duration.
In a kind of possible embodiment, and channel condition continuous in synchronization signal block it is identical (such as: the same transmission
Beam), then only need to listen to unlicensed spectrum channel before first synchronization signal block in continuous multiple synchronization signal blocks
When idle, it can send multiple continuous synchronization signals on multiple synchronization signal block.When synchronization signal block is discontinuous or
When person's channel condition difference (such as different transmission beam), then need to once again listen for unauthorized frequency before each synchronization signal block
Compose whether channel is idle state.
The synchronization signal that r carries synchronization signal block index is sent to terminal device, terminal device by S203, the network equipment
Receive the r synchronization signal from the network equipment.
Specifically, each synchronization signal carries synchronization signal block index, and such as: referring to fig. 2 shown in b, sent on SSB#0
Synchronization signal carry synchronization signal block index be 0.
S204, terminal device determine the time-domain position of synchronization signal block according to synchronization signal block rope.
Specifically, the mapping that terminal device was pre-stored or was pre-configured between synchronization signal block index and time-domain position is closed
System, terminal device index the arrangement mode with downlink signal in synchronization signal block according to the synchronization signal block carried in synchronization signal
Determine the time-domain position for sending the synchronization signal block of the synchronization signal.
Such as: when with the character position of PSS to determine synchronization signal block index (SSB index), the character position of PSS
Identical synchronization signal block synchronization signal block index having the same.Terminal device determines the synchronization signal block that synchronization signal carries
Index is the arrangement mode of downlink signal in 0 and synchronization signal block are as follows: SSS, PBCH, PSS, PBCH, terminal device can obtain
Know that the synchronization signal block for sending synchronization signal is located at the symbol 0 of the time slot 0 of preset duration to symbol 3.
In embodiments of the present invention, on the basis of p synchronization signal block of existing unlicensed spectrum channel, one is increased newly
A or multiple synchronization signal blocks, it is having the same same simultaneously for the identical synchronization signal block of time-domain position of specified downlink signal
Block index is walked, not only can increase the send opportunity of synchronization signal in this way, but also can be reduced the expense for sending synchronization signal block index.
Above-mentioned Fig. 2 a illustrates a kind of transmission method of synchronization signal block index of the embodiment of the present application.
Fig. 3 is referred to, Fig. 3 is a kind of structural schematic diagram of device provided in an embodiment of the present invention, which may include
Processing unit 301 and transmission unit 302.
Processing unit 301 determines r for the holding time according to unlicensed spectrum channel in m synchronization signal block
Synchronization signal block；Wherein, m is the maximum quantity for the synchronization signal block that preset duration includes, and m synchronization signal block includes authorization frequency
P synchronization signal block under channel is composed, m-p synchronization signal block is to carry out cyclic shift to the downlink signal in synchronization signal block
It obtains, p < m and r < m, r, m and p are the integer greater than 0.
The processing unit 301, the position for being also used to determine according to the r synchronization signal block middle finger downlink signal determine together
Walk block index；Wherein, the identical synchronization signal block of the time-domain position of the specified downlink signal synchronous letter having the same
Number block index.
Transmission unit, for sending the r for carrying synchronization signal block and indexing to terminal device on the r synchronization signal block
A synchronization signal.
In a kind of possible embodiment, the specified downlink signal is SSS or PSS.
In a kind of possible embodiment, the value of the m is related with current subcarrier spacing.
In a kind of possible embodiment, deposited between two adjacent synchronization signal blocks in the m synchronization signal block
It is being overlapped or be not overlapped.
Described device 3 can be the network equipment, described device 3 or the field-programmable gate array for realizing correlation function
It arranges (field-programmable gate array, FPGA), special integrated chip, System on Chip/SoC (system on chip,
SoC), central processing unit (central processor unit, CPU), network processing unit (network processor, NP),
Digital signal processing circuit, microcontroller (micro controller unit, MCU), can also use programmable controller
(programmable logic device, PLD) or other integrated chips.
The embodiment of the present invention and the embodiment of the method for Fig. 2 a are based on same design, and bring technical effect is also identical, tool
Body process can refer to the description of the embodiment of the method for Fig. 2 a, and details are not described herein again.
Fig. 4 is referred to, Fig. 4 is a kind of structural schematic diagram of device provided in an embodiment of the present invention, which may include
Receiving unit 401 and processing unit 402.
Receiving unit 401 is synchronized for receiving the r carrying sent on r synchronization signal block from the network equipment
The synchronization signal of block index；Wherein, preset duration includes m synchronization signal block, and m synchronization signal block includes the r
Synchronization signal block, specifies the identical synchronization signal block of time-domain position of downlink signal synchronization signal block index having the same, and m is a
Synchronization signal block includes the p synchronization signal block authorized under spectral channel, and m-p synchronization signal block is in synchronization signal block
Downlink signal carries out cyclic shift and obtains, p < m and r < m, r, m and p are the integer greater than 0.
Processing unit 402, for determining synchronization signal block according to synchronization signal block index and down-going synchronous time
Time-domain position.
In a kind of possible embodiment, the specified downlink signal is primary synchronization signal SSS or secondary synchronization signal
PSS。
In a kind of possible embodiment, the value of the m is related with current subcarrier spacing.
In a kind of possible embodiment, deposited between two adjacent synchronization signal blocks in the m synchronization signal block
It is being overlapped or be not overlapped.
Described device 4 can be terminal device, described device 4 or the field-programmable gate array for realizing correlation function
It arranges (field-programmable gate array, FPGA), special integrated chip, System on Chip/SoC (system on chip,
SoC), central processing unit (central processor unit, CPU), network processing unit (network processor, NP),
Digital signal processing circuit, microcontroller (micro controller unit, MCU), can also use programmable controller
(programmable logic device, PLD) or other integrated chips.
The embodiment of the present invention and the embodiment of the method for Fig. 2 a are based on same design, and bring technical effect is also identical, tool
Body process can refer to the description of the embodiment of the method for Fig. 2 a, and details are not described herein again.
Fig. 5 is a kind of apparatus structure schematic diagram provided in an embodiment of the present invention, and hereinafter referred to as device 5, device 5 can integrate
In sending device above-mentioned or receiving device, as shown in figure 5, the device includes: memory 502, processor 501, transmitter
504 and receiver 503.
Memory 502 can be independent physical unit, can be with processor 501, transmitter 504 and receiver 503
It is connected by bus.Memory 502, processor 501, transmitter 504 and receiver 501 also can integrate together, pass through
Hardware realization etc..
Memory 502 is used to store the program for realizing above method embodiment or Installation practice modules, processing
Device 901 calls the program, executes the operation of above method embodiment.
Optionally, real when passing through software some or all of in the transmission method that the synchronization signal block of above-described embodiment indexes
Now, device can also only include processor.Memory for storing program is located at except device, processor by circuit/
Electric wire is connect with memory, for reading and executing the program stored in memory.
Processor can be central processing unit (central processing unit, CPU), network processing unit
The combination of (network processor, NP) or CPU and NP.
Processor can further include hardware chip.Above-mentioned hardware chip can be specific integrated circuit
(application-specific integrated circuit, ASIC), programmable logic device (programmable
Logic device, PLD) or combinations thereof.Above-mentioned PLD can be Complex Programmable Logic Devices (complex
Programmable logic device, CPLD), field programmable gate array (field-programmable gate
Array, FPGA), Universal Array Logic (generic array logic, GAL) or any combination thereof.
Memory may include volatile memory (volatile memory), such as random access memory
(random-access memory, RAM)；Memory also may include nonvolatile memory (non-volatile
), such as flash memory (flash memory), hard disk (hard disk drive, HDD) or solid state hard disk memory
(solid-state drive, SSD)；Memory can also include the combination of the memory of mentioned kind.
In above-described embodiment, transmission unit or transmitter execute the step of above-mentioned each embodiment of the method is sent, and receive single
Member or receiver execute the step of above-mentioned each embodiment of the method receives, and other steps are executed by other modules or processor.Hair
Send unit and receiving unit that can form Transmit-Receive Unit, receiver and transmitter can form transceiver.
The embodiment of the present application also provides a kind of computer storage mediums, are stored with computer program, the computer program
For executing the transmission method of synchronization signal block index provided by the above embodiment.
The embodiment of the present application also provides a kind of computer program products comprising instruction, when it runs on computers
When, so that computer executes the transmission method of synchronization signal provided by the above embodiment.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions each in flowchart and/or the block diagram
The combination of process and/or box in process and/or box and flowchart and/or the block diagram.It can provide these computers
Processor of the program instruction to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices
To generate a machine, so that generating use by the instruction that computer or the processor of other programmable data processing devices execute
In the dress for realizing the function of specifying in one or more flows of the flowchart and/or one or more blocks of the block diagram
It sets.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Claims (16)
1. a kind of transmission method of synchronization signal block index characterized by comprising
The network equipment determines r synchronization signal block according to the holding time of unlicensed spectrum channel in m synchronization signal block；Its
In, m is the maximum quantity for the synchronization signal block that preset duration includes, and m synchronization signal block includes p authorized under spectral channel
Synchronization signal block, m-p synchronization signal block be in synchronization signal block downlink signal carry out cyclic shift obtain, p < m and
R < m, r, m and p are the integer greater than 0；
The network equipment determines that synchronization signal block indexes according to the position that the r synchronization signal block middle finger determines downlink signal；
Wherein, the identical synchronization signal block of the time-domain position of specified downlink signal synchronization signal block index having the same；
It is a same that the network equipment sends the r that carrying synchronization signal block indexes to terminal device on the r synchronization signal block
Walk signal.
2. the method according to claim 1, wherein the specified downlink signal is SSS or PSS.
3. method according to claim 1 or 2, which is characterized in that the value of the m has with current subcarrier spacing
It closes.
4. according to claim 1 to method described in 3 any one, which is characterized in that adjacent in the m synchronization signal block
There is overlapping between two synchronization signal blocks or is not overlapped.
5. a kind of transmission method of synchronization signal block index characterized by comprising
Terminal device receives r sent on r synchronization signal block from the network equipment and carries synchronization signal block index
Synchronization signal；Wherein, preset duration includes m synchronization signal block, and m synchronization signal block includes the r synchronization signal block, is referred to
Determine the identical synchronization signal block of the time-domain position synchronization signal block index having the same of downlink signal, m synchronization signal block packet
P synchronization signal block under authorization spectral channel is included, m-p synchronization signal block is carried out to the downlink signal in synchronization signal block
What cyclic shift obtained, p < m and r < m, r, m and p are the integer greater than 0；
The terminal device determines the time-domain position of synchronization signal block according to synchronization signal block index and down-going synchronous time.
6. according to the method described in claim 5, it is characterized in that, the specified downlink signal is primary synchronization signal SSS or auxiliary
Synchronization signal PSS.
7. method according to claim 5 or 6, which is characterized in that the value of the m has with current subcarrier spacing
It closes.
8. according to method described in claim 5 to 7 any one, which is characterized in that adjacent in the m synchronization signal block
There is overlapping between two synchronization signal blocks or is not overlapped.
9. a kind of device characterized by comprising
Processing unit determines r synchronization signal for the holding time according to unlicensed spectrum channel in m synchronization signal block
Block；Wherein, m is the maximum quantity for the synchronization signal block that preset duration includes, and m synchronization signal block includes under authorization spectral channel
P synchronization signal block, m-p synchronization signal block be in synchronization signal block downlink signal carry out cyclic shift obtain, p
< m and r < m, r, m and p are the integer greater than 0；
The processing unit is also used to determine synchronization signal according to the position that the r synchronization signal block middle finger determines downlink signal
Block index；Wherein, the identical synchronization signal block of the time-domain position of specified downlink signal synchronization signal block rope having the same
Draw；
Transmission unit, it is a same for sending the r that carrying synchronization signal block indexes to terminal device on the r synchronization signal block
Walk signal.
10. device according to claim 9, which is characterized in that the specified downlink signal is SSS or PSS.
11. device according to claim 9 or 10, which is characterized in that the value of the m has with current subcarrier spacing
It closes.
12. according to device described in claim 9 to 11 any one, which is characterized in that adjacent in the m synchronization signal block
Two synchronization signal blocks between exist overlapping or be not overlapped.
13. a kind of device characterized by comprising
Receiving unit, for receiving the r carrying synchronization signal block rope sent on r synchronization signal block from the network equipment
The synchronization signal drawn；Wherein, preset duration includes m synchronization signal block, and m synchronization signal block includes the r synchronization signal
Block specifies the identical synchronization signal block of time-domain position of downlink signal synchronization signal block index having the same, m synchronization signal
Block includes the p synchronization signal block authorized under spectral channel, and m-p synchronization signal block is to the downlink signal in synchronization signal block
It carries out cyclic shift to obtain, p < m and r < m, r, m and p are the integer greater than 0；
Processing unit, for determining the time domain position of synchronization signal block according to synchronization signal block index and down-going synchronous time
It sets.
14. device according to claim 13, which is characterized in that the specified downlink signal be primary synchronization signal SSS or
Secondary synchronization signal PSS.
15. device described in 3 or 14 according to claim 1, which is characterized in that the value of the m and current subcarrier spacing
It is related.
16. device described in 3 to 15 any one according to claim 1, which is characterized in that phase in the m synchronization signal block
There is overlapping between two adjacent synchronization signal blocks or is not overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810777568.2A CN109039561B (en) | 2018-07-16 | 2018-07-16 | Transmission method and device for synchronous signal block index |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810777568.2A CN109039561B (en) | 2018-07-16 | 2018-07-16 | Transmission method and device for synchronous signal block index |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109039561A true CN109039561A (en) | 2018-12-18 |
| CN109039561B CN109039561B (en) | 2021-04-20 |
Family
ID=64642711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810777568.2A Active CN109039561B (en) | 2018-07-16 | 2018-07-16 | Transmission method and device for synchronous signal block index |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109039561B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110035028A (en) * | 2019-03-29 | 2019-07-19 | 宇龙计算机通信科技(深圳)有限公司 | Synchronisation signal transmission method, device and storage medium based on unlicensed spectrum |
| CN110460411A (en) * | 2019-08-09 | 2019-11-15 | 北京展讯高科通信技术有限公司 | PBCH repeats sending, receiving method and device, storage medium, base station, user equipment |
| CN111294950A (en) * | 2019-07-25 | 2020-06-16 | 北京展讯高科通信技术有限公司 | Method and device for sending synchronization signal block, method and device for determining time slot position, storage medium, base station and terminal |
| WO2020252650A1 (en) * | 2019-06-18 | 2020-12-24 | Qualcomm Incorporated | Synchronization signal block (ssb) design for hierarchical coverage |
| CN113196841A (en) * | 2018-12-20 | 2021-07-30 | 高通股份有限公司 | Flexible configuration of synchronization signal block time positions |
| CN114900883A (en) * | 2019-12-12 | 2022-08-12 | 展讯通信（上海）有限公司 | Method and device for processing candidate synchronous signal block |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333902A (en) * | 2014-11-06 | 2015-02-04 | 东莞宇龙通信科技有限公司 | Data synchronization method, synchronization system, equipment having base station functions and terminal |
| US20160056935A1 (en) * | 2014-08-22 | 2016-02-25 | Qualcomm Incorporated | Techniques for transmitting and receiving synchronization signals over an unlicensed radio frequency spectrum band |
| CN106161317A (en) * | 2015-04-08 | 2016-11-23 | 中国移动通信集团公司 | A kind of synchronous method and device |
| CN106231614A (en) * | 2016-07-30 | 2016-12-14 | 深圳市金立通信设备有限公司 | A kind of method for transmitting signals and related network elements |
| US20170048718A1 (en) * | 2015-08-13 | 2017-02-16 | Electronics And Telecommunications Research Institute | Apparatus for transmitting and receiving data through unlicensed band |
| CN106658724A (en) * | 2015-11-04 | 2017-05-10 | 中兴通讯股份有限公司 | Signaling configuration method and signaling transmission method based on unauthorized carrier, station, and terminal |
| CN107528682A (en) * | 2017-09-20 | 2017-12-29 | 宇龙计算机通信科技(深圳)有限公司 | The sending method and device of reference signal |
-
2018
- 2018-07-16 CN CN201810777568.2A patent/CN109039561B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160056935A1 (en) * | 2014-08-22 | 2016-02-25 | Qualcomm Incorporated | Techniques for transmitting and receiving synchronization signals over an unlicensed radio frequency spectrum band |
| CN104333902A (en) * | 2014-11-06 | 2015-02-04 | 东莞宇龙通信科技有限公司 | Data synchronization method, synchronization system, equipment having base station functions and terminal |
| CN106161317A (en) * | 2015-04-08 | 2016-11-23 | 中国移动通信集团公司 | A kind of synchronous method and device |
| US20170048718A1 (en) * | 2015-08-13 | 2017-02-16 | Electronics And Telecommunications Research Institute | Apparatus for transmitting and receiving data through unlicensed band |
| CN106658724A (en) * | 2015-11-04 | 2017-05-10 | 中兴通讯股份有限公司 | Signaling configuration method and signaling transmission method based on unauthorized carrier, station, and terminal |
| CN106231614A (en) * | 2016-07-30 | 2016-12-14 | 深圳市金立通信设备有限公司 | A kind of method for transmitting signals and related network elements |
| CN107528682A (en) * | 2017-09-20 | 2017-12-29 | 宇龙计算机通信科技(深圳)有限公司 | The sending method and device of reference signal |
Non-Patent Citations (4)
| Title |
|---|
| COOLPAD: "LBT for NR on Unlicensed Band", 《3GPP TSG RAN WG1 MEETING AH 1801》 * |
| HUAWEI, HISILICON: "NR Standalone Operation on unlicensed Bands", 《3GPP TSG RAN WG1 NR AD HOC MEETING 》 * |
| HUAWEI, HISILICON: "SS/PBCH block design in NR unlicensed", 《3GPP TSG RAN WG1 MEETING #92BIS》 * |
| POTEVIO: "Discussion on initial access based on beam sweeping in NR-U", 《3GPP TSG RAN WG1 MEETING #92BIS》 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113196841A (en) * | 2018-12-20 | 2021-07-30 | 高通股份有限公司 | Flexible configuration of synchronization signal block time positions |
| CN110035028A (en) * | 2019-03-29 | 2019-07-19 | 宇龙计算机通信科技(深圳)有限公司 | Synchronisation signal transmission method, device and storage medium based on unlicensed spectrum |
| CN110035028B (en) * | 2019-03-29 | 2020-02-21 | 宇龙计算机通信科技(深圳)有限公司 | Synchronous signal transmission method and device based on unauthorized frequency spectrum and storage medium |
| WO2020252650A1 (en) * | 2019-06-18 | 2020-12-24 | Qualcomm Incorporated | Synchronization signal block (ssb) design for hierarchical coverage |
| CN111294950A (en) * | 2019-07-25 | 2020-06-16 | 北京展讯高科通信技术有限公司 | Method and device for sending synchronization signal block, method and device for determining time slot position, storage medium, base station and terminal |
| CN111294950B (en) * | 2019-07-25 | 2023-04-07 | 北京紫光展锐通信技术有限公司 | Method and device for sending synchronization signal block and determining time slot position |
| CN110460411A (en) * | 2019-08-09 | 2019-11-15 | 北京展讯高科通信技术有限公司 | PBCH repeats sending, receiving method and device, storage medium, base station, user equipment |
| CN110460411B (en) * | 2019-08-09 | 2021-12-14 | 北京紫光展锐通信技术有限公司 | PBCH (physical broadcast channel) repeated sending and receiving method and device, storage medium, base station and user equipment |
| CN114900883A (en) * | 2019-12-12 | 2022-08-12 | 展讯通信（上海）有限公司 | Method and device for processing candidate synchronous signal block |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109039561B (en) | 2021-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109041199A (en) | A kind of transmission method and device of synchronization signal | |
| US11329865B2 (en) | Facilitating beam recovery request for 5G or other next generation network | |
| CN109039561A (en) | A kind of transmission method and device of synchronization signal block index | |
| US10880917B2 (en) | TDD single Tx switched UL solution | |
| JP2020529756A (en) | Random access method and equipment | |
| CN110035028A (en) | Synchronisation signal transmission method, device and storage medium based on unlicensed spectrum | |
| CN109302739A (en) | A kind of sending method of synchronization signal, method of reseptance and device | |
| CN109802792A (en) | The method for receiving the method for reference signal and sending reference signal | |
| JP2018525932A (en) | Radio frame configuration | |
| CN109803446A (en) | Sending method, method of reseptance and the relevant apparatus of accidental access signal | |
| WO2022061628A1 (en) | New radio coverage limit enhanced channel estimation | |
| JP6740415B2 (en) | Apparatus, system and method for preamble for unlicensed access | |
| WO2018228417A1 (en) | Method for determining transmission directions and device | |
| US11606248B2 (en) | Integrated access backhaul network architecture to support bearer aggregation for 5G or other next generation network | |
| EP2710844A1 (en) | Method and apparatus for configuring sounding reference signal for segment carrier | |
| KR20210034068A (en) | Resource allocation method, terminal device and network device | |
| CN109417413A (en) | Transmit method, the network equipment and the terminal device of signal | |
| EP3876620A1 (en) | Resource indication method and apparatus as well as communication system | |
| EP3691368A1 (en) | User device and base station device | |
| TW201204142A (en) | Consistent interpretation method on carrier indication field and related communication device | |
| US20210251015A1 (en) | Random access channel and associated uplink data channel structure construction | |
| JP2024512823A (en) | Communication method and communication device | |
| WO2021087146A1 (en) | Cyclic prefix distribution | |
| US20240048343A1 (en) | Adaptation of a first available resource block and resource block group size for full-duplex communications | |
| WO2023164826A1 (en) | Discovery burst transmission window for sidelink communications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |