WO2021018041A1 - 信号发送方法、装置、通讯节点及存储介质 - Google Patents

信号发送方法、装置、通讯节点及存储介质 Download PDF

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Publication number
WO2021018041A1
WO2021018041A1 PCT/CN2020/104509 CN2020104509W WO2021018041A1 WO 2021018041 A1 WO2021018041 A1 WO 2021018041A1 CN 2020104509 W CN2020104509 W CN 2020104509W WO 2021018041 A1 WO2021018041 A1 WO 2021018041A1
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Prior art keywords
sequence
frequency domain
sequences
offset value
length
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PCT/CN2020/104509
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English (en)
French (fr)
Inventor
刘娟
赵亚军
杨玲
林伟
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中兴通讯股份有限公司
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Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Priority to EP20846778.7A priority Critical patent/EP4007199A4/en
Priority to KR1020227001435A priority patent/KR20220019821A/ko
Priority to JP2022504735A priority patent/JP7427765B2/ja
Priority to US17/626,471 priority patent/US20220286259A1/en
Publication of WO2021018041A1 publication Critical patent/WO2021018041A1/zh

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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
    • H04L5/0053—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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • 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
    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency

Definitions

  • This application relates to the field of communications, for example, to a signal sending method, device, communication node and storage medium.
  • the embodiment of the present application provides a signal sending method, including:
  • Determining a configuration manner of the sequence including at least one of the number of sequences, the length of the sequence, and the phase rotation angle of the elements in the sequence;
  • An embodiment of the present application provides a signal sending device, including:
  • the determining module is configured to determine the configuration mode of the sequence, the configuration mode including at least one of the number of the sequence, the length of the sequence, and the phase rotation angle of the elements in the sequence;
  • a generating module for generating a sequence according to the configuration mode
  • the mapping and sending module is used to map the sequence to the channel resource and send the mapped sequence.
  • the embodiment of the present application provides a signal sending communication node, including a processor and a memory;
  • the memory is used to store instructions
  • the processor is configured to read the instructions to execute any implementation manner in the aforementioned signaling method.
  • An embodiment of the present application provides a storage medium that stores a computer program, and when the computer program is executed by a processor, any one of the methods in the embodiments of the present application is implemented.
  • the signal sending method provided in the embodiment of the present application generates a sequence according to a configuration mode, maps and sends the sequence, so as to implement a new sequence sending structure to send a signal.
  • FIG. 1 is a flowchart of a signal sending method according to an embodiment of the application
  • Fig. 2A is a schematic diagram of the overall phase rotation of pi/4 between sequence 1 and sequence 2;
  • Figure 2B is a schematic diagram of sequence 1 having a phase rotation of pi/4 relative to the initial sequence, and a certain phase relationship between each element in sequence 2;
  • 2C is a schematic diagram of sequence 1 and sequence 2 corresponding to different initial sequences, or sequences obtained by cyclic shifting corresponding to different initial sequences;
  • FIG. 3 is a schematic diagram of the overall phase rotation of pi/4 between sequence 1 and sequence 2, and the overall phase rotation of pi/2 between sequence 2 and sequence 3;
  • Figure 4 is a schematic diagram of two sequences or different signal lengths
  • Figure 5 is a schematic diagram of three sequences with different lengths
  • FIG. 6 is a schematic structural diagram of a signal sending device according to an embodiment of the application.
  • FIG. 7 is a schematic diagram of the structure of a communication node for signal transmission according to an embodiment of the application.
  • FIG. 1 is a flow chart for implementing a method for sending a signal according to an embodiment of the application, including:
  • S11 Determine the configuration mode of the sequence, where the configuration mode includes at least one of the number of the sequence, the length of the sequence, and the phase rotation angle of the elements in the sequence.
  • the foregoing configuration manner may refer to a feasible or appropriate configuration manner.
  • phase rotation angle of the elements in the sequence is: the phase rotation angle of each element in the sequence relative to each corresponding element in the initial sequence; or, each element in the sequence relative to other sequences
  • the phase rotation angle of each corresponding element, and the other sequence is any sequence other than the sequence in the signal.
  • phase rotation angle of the elements in the sequence included in the above configuration method may include at least one of the following information:
  • the “initial sequence” is a sequence generated according to a certain rule, or a sequence obtained by performing corresponding operations on the generated sequence, or a predefined sequence.
  • corresponding operation refers to cyclic shift, phase rotation, etc., but is not limited to operations such as cyclic shift and phase rotation.
  • the above configuration method further includes: at least one of a frequency domain start position, a frequency domain offset value, and a frequency domain interval between different sequences; and the mapping of the sequence to the channel
  • the resource includes: mapping the sequence to the channel resource according to at least one of the frequency domain start position, the frequency domain offset value, and the frequency domain interval between different sequences.
  • mapping the sequence to the channel resource includes: mapping the generated sequence to all frequency domain resources or part of the frequency domain resources of any interlace block of the channel resource; or, generating The sequence of is mapped to all or part of the frequency domain resources of any number of interlaced blocks of the channel resource; the frequency domain resources refer to M1 or 1/M1 data subcarriers, M1 or 1/M1 Random Access Channel (RACH, Random Access Channel) subcarriers, or M1 or 1/M1 Resource Blocks (RB, Resource Block); where M1 is a positive integer, and / represents division.
  • RACH Random Access Channel
  • RB Resource Block
  • the frequency domain start position, the frequency domain offset value, or the frequency domain interval between different sequences are notified by control signaling, a combination is pre-defined for the communication node to select, and is pre-stored in The communication node is triggered by control signaling, notified by the control channel, or configured by higher layers.
  • the number of the sequence, the length of the sequence, or the phase rotation angle of the elements in the sequence are determined by the control signaling notification, a predefined combination for the communication node to select, pre-stored in the communication node, triggered by the control signaling, and controlled by the control signaling.
  • Channel notification or configuration by higher layers are determined by the control signaling notification, a predefined combination for the communication node to select, pre-stored in the communication node, triggered by the control signaling, and controlled by the control signaling.
  • the manner of notification by control signaling may include at least one of the following: the indication information of the information is notified by control signaling, and the communication node receiving the control signaling determines the information according to the indication information; or, The information is directly notified by the control signaling.
  • the accuracy of the start position of the frequency domain is: H1 or 1/H1 data subcarriers, H1 or 1/H1 random access channel RACH subcarriers, or H1 or 1/H1 A RB; among them, H1 is a positive integer, and / represents division.
  • the accuracy of the frequency domain offset value is: H2 or 1/H2 data subcarriers, H2 or 1/H2 RACH subcarriers, or H2 or 1/H2 RB; where H2 is a positive integer, and / represents division .
  • the accuracy of the frequency domain spacing between the different sequences is: H3 or 1/H3 data subcarriers, H3 or 1/H3 RACH subcarriers, or H3 or 1/H3 RB; where H3 is a positive integer, / Stands for division.
  • the length of the sequence is 6, 12, 18, 24, 139, 283, 571, 1151 or any less than the number of data subcarriers available in the system*H4 or the number of RACH subcarriers*H4 number.
  • H4 is a positive integer.
  • the frequency domain offset value is 0 or a positive integer.
  • the frequency domain offset value is 0 or less than or equal to the sequence length.
  • the frequency domain offset value when the length of the sequence is 139, 283, or 571, the frequency domain offset value is: 0, 1, 2, 3, 4, or 5; when the length of the sequence is 1151 In the case of, the frequency domain offset value is 0 or 1; in the case of the sequence length being 6, 18 or 24, the frequency domain offset value is: 0, 1, 2, 3, 4, 5 Or 6; when the length of the sequence is 12, the frequency domain offset value is 0 or 1.
  • the phase rotation angle of each element in the sequence is: the phase rotation angle of each element in the sequence relative to each corresponding element in the initial sequence; or, each element in the sequence relative to The phase rotation angle of each corresponding element in another sequence, and the other sequence is any sequence other than the sequence in the signal.
  • the initial sequence is a sequence generated according to a predetermined rule, or a sequence obtained by performing a corresponding operation on the generated sequence, or a predefined sequence.
  • each sequence corresponds to the same or different initial sequence.
  • the configuration method includes: the number of the sequence is one; and the phase rotation angle of each element in the sequence; wherein the phase rotation angle of each element is the same or different.
  • the configuration method includes: the number of sequences is 2 or more; and, the phase rotation angle of each element in each sequence; wherein, the phase rotation of each element in the same sequence The angles are the same or different; the phase rotation angles of elements in different sequences are the same or different.
  • the configuration method includes: the number of sequences is two; and, the frequency domain start position of the first sequence and the frequency domain offset value of each sequence; and, among different sequences The frequency domain interval between, or the frequency domain start position of the second sequence.
  • the configuration method includes: the number of sequences is multiple; and the frequency domain start position of the first sequence and the frequency domain offset value of each sequence; and two adjacent sequences The frequency domain interval between.
  • the configuration method includes: the number of sequences is multiple; and the frequency domain start position and frequency domain offset value of each sequence.
  • the configuration method includes: the number of sequences is multiple; and the frequency domain starting position of the first sequence and the frequency domain offset value of each sequence; and dividing the first sequence The frequency domain starting position of the sequence other than the sequence, or the frequency domain interval of the other sequence relative to the first sequence, or the frequency domain interval between the other sequence and the specified sequence.
  • the configuration method includes: the number of sequences is two or more; and the length of each sequence; wherein the length of each sequence is the same or different.
  • the number of sequences is 2, and the communication node determines at least one of the frequency domain start position of the sequence, the frequency domain offset value, or the frequency domain interval between different sequences.
  • the communication node may determine at least one of the foregoing by means of notification by control signaling, or a predefined combination for selection by the communication node, or pre-stored in the communication node and triggered by control signaling, or notification by a control channel, or configured by higher layers.
  • the communication node may be a base station or a terminal.
  • the two sequences have the same length and correspond to the same initial sequence; or, the two sequences may correspond to different sequences obtained by performing different cyclic shifts on the same initial sequence; or, the two sequences may Correspond to different initial sequences; there may be a certain phase relationship between two sequences; or there may be a certain phase relationship between multiple elements in one of the sequences.
  • the two sequences can be composed in the following ways: the two sequences are composed of the same initial sequence; one sequence is to rotate the phase of each element of the other sequence by the same angle (that is, the whole sequence is Phase rotation by a certain angle); or, a sequence is a sequence obtained by rotating the phase of each element of another sequence by a different angle; or, a sequence is a sequence of rotating the phase of each element in the initial sequence by the same angle
  • the obtained sequence, and the other sequence is a sequence obtained by rotating the phase of each element in the initial sequence by different angles.
  • the angle of phase rotation of each element may have a certain phase relationship.
  • the phase rotation angle presents a gradually increasing trend; or, the phase rotation angle presents a gradually decreasing trend.
  • FIG. 2A is a schematic diagram of pi/4 phase rotation between sequence 1 and sequence 2 as a whole.
  • FIG. 2B is a schematic diagram of sequence 1 having a phase rotation of pi/4 relative to the initial sequence, and a certain phase relationship between each element in sequence 2. In Figure 2B, there is a phase shift of pi/2 between each element in sequence 2.
  • FIG. 2C is a schematic diagram of sequence 1 and sequence 2 corresponding to different initial sequences or sequences obtained by cyclic shifting corresponding to different initial sequences. In Figure 2C, there is no phase relationship between the two sequences.
  • the generation method may include: being equivalent to the initial sequence, rotating the phase of each element in the initial sequence by the same angle, or rotating the phase of each element in the initial sequence by different angles.
  • the above two sequences correspond to different sequences obtained by cyclically shifting the same initial sequence, which may mean: the two sequences are generated by different initial sequences, and the above different initial sequences are cyclically shifted by the same sequence
  • the foregoing generation method may include: being equivalent to the sequence, rotating the phase of each element in the sequence by the same angle, or rotating the phase of each element in the sequence by different angles.
  • the two sequences correspond to different initial sequences obtained by cyclic shifting the same sequence, and it can also be said that the two sequences are composed of the same sequence.
  • the communication node informs another communication node of at least one of the frequency domain starting position of the sequence, the frequency domain offset value, or the frequency domain interval between different sequences through control signaling.
  • the accuracy (or called unit) of the start position of the frequency domain is: H1 or 1/H1 data subcarriers, H1 or 1/H1 RACH subcarriers, or H1 or 1/H1 RB; where H1 is a positive integer , / Stands for division.
  • the accuracy (or called unit) of the frequency domain offset value is: H2 or 1/H2 data subcarriers, H2 or 1/H2 RACH subcarriers, or H2 or 1/H2 RB; where H2 is a positive integer , / Stands for division.
  • the accuracy (or unit) of the frequency domain spacing between different sequences is: H3 or 1/H3 data subcarriers, H3 or 1/H3 RACH subcarriers, or H3 or 1/H3 RBs; among them, H3 It is a positive integer, and / represents division.
  • the sequence in addition to the number of sequences, the length of the sequence, and the phase rotation angle of each element in each sequence, it may also include: the frequency domain start position and frequency domain of each sequence Offset value; or, the frequency domain start position and frequency domain offset value of one of the sequences, and the interval between the two sequences.
  • the frequency domain offset values of the two sequences may be the same or different.
  • the configuration of the above sequence may also include the frequency domain offset value of the other sequence.
  • the interval between two sequences can be the distance between the starting point positions of the two sequences; it can also be the distance between the end positions of the two sequences; it can also be the distance between one end of the sequence and the other. The distance between the other ends of a sequence.
  • the interval between the two sequences can be notified by control signaling by the communication node, or a predefined combination for the communication node to choose, or pre-stored in the communication node and triggered by control signaling, or notified by the control channel or configured by higher layers The way is ok.
  • the corresponding frequency domain offset value length is one of ⁇ 0,1,2,3,4,5 ⁇ .
  • Two sequences with a length of 139 can be mapped on both ends of the entire frequency domain, and can respectively correspond to different frequency domain offset values, or they can correspond to the same frequency domain offset value.
  • the number of sequences sent by the communication node is S, and the corresponding sequence length is A1, A2,..., AS; the frequency domain offset value of the corresponding sequence is K1, K2,..., KS corresponds to a certain mapping
  • the number of frequency domain offset values of the corresponding sequence is less than or equal to S, and the number of corresponding sequence length is less than or equal to S.
  • the communication node may be a base station or a terminal.
  • X frequency domain units 1 there are X frequency domain units 1 in the system, and the sequence interval is Y frequency domain units 2.
  • the system contains Z intervals, and the sequence occupies H frequency domain starting positions for sequence transmission; H positions are arbitrary.
  • the H positions may be equally spaced, or occupied at both ends, or occupied in the middle.
  • the H positions may be equally spaced so that the mapping of the sequence in the frequency domain is continuous.
  • the possible units of frequency domain unit 1 and frequency domain unit 2 are K1 or 1/K1 data subcarriers, or K2 or 1/K2 RACH subcarriers, or K3 or 1/K3 RBs.
  • K1, K2, and K3 are positive integers, and / represents division.
  • the interval is 5 RBs (the interval between the starting point positions of each sequence), and the system includes 10 intervals (50 consecutive RBs).
  • a sequence has a length of 12, and occupies 12 data subcarriers/REs (subcarriers and resource elements (Resource Element, RE) are equivalent, 12 REs can be considered as 1 RB), and the number of transmitted sequences The number is 10, and each sequence corresponds to the same frequency domain offset value of 0 (less than the sequence length of 12). The phase rotation angle of the elements in the sequence is 0. On the 10 transmittable opportunities, any number is less than or equal to 10 The RB is used to map the sequence and transmit the sequence.
  • sequences are equally spaced, and there may be a certain cyclic shift or phase rotation or other deformation between the sequences.
  • the available RBs in the frequency domain can be divided into 5 interlaces, where the RB index included in the first interlace is the set ⁇ 1,6,11,16,21,26,31,36,41 ,46 ⁇ ; the RB index contained in the second interlace is the set ⁇ 2,7,12,17,22,27,32,37,42,47 ⁇ ; the RB index contained in the third interlace is the set ⁇ 3,8 ,13,18,23,28,33,38,43,48 ⁇ ; The RB index contained in the fourth interlace is the set ⁇ 4,9,14,19,24,29,34,39,44,49 ⁇ ; The RB index contained in the fifth interlace is the set ⁇ 5,10,15,40,25,40,35,40,45,50 ⁇ .
  • the above sequence can be mapped in all or part of the RB of any interlace.
  • the above RB index corresponds to the start positions of the 10 sequences in the frequency domain.
  • the RB index occupied by the sequence is the set ⁇ 1,6,11,16,21,26,31,36,41,46 ⁇ ; or the set ⁇ 2,7,12,17,22,27,32, 37,42,47 ⁇ ; or set ⁇ 3,8,13,18,23,28,33,38,43,48 ⁇ ; or set ⁇ 4,9,14,19,24,29,34,39, 44,49 ⁇ ; or set ⁇ 5,10,15,40,25,40,35,40,45,50 ⁇ ; or set ⁇ 5,50 ⁇ ; or set ⁇ 5,15 ⁇ ; or set ⁇ 4, 9 ⁇ ; or set ⁇ 1,41, ⁇ ; or elements in set ⁇ 1,45, ⁇ ; but not limited to the above combination.
  • the above sequence can be mapped to any available RB combination.
  • the number of sequences is multiple.
  • the frequency domain starting position, the frequency domain offset value, and the frequency domain interval (optional) between different sequences included in the above configuration mode are used to determine the sequence mapping mode in the frequency domain.
  • Occupied Channel Bandwidth Due to the requirements of Occupied Channel Bandwidth (OCB), the number of sequences is related to the subcarrier spacing and bandwidth.
  • multiple sequences have the same length and correspond to the same initial sequence, or multiple sequences may correspond to different initial sequences obtained by cyclically shifting the same sequence.
  • the initial sequence is a sequence generated by a certain rule, or a sequence obtained by performing a corresponding operation on the generated sequence, or a predefined sequence.
  • corresponding operation refers to cyclic shift, phase rotation, etc., but is not limited to cyclic shift and phase rotation operations.
  • CM Cubic Metric
  • each sequence may be: an initial sequence; or a sequence obtained by rotating the phase of each element in the initial sequence by the same angle (that is, rotating the overall phase of the initial sequence by a certain angle); or A sequence obtained by rotating the phase of each element in the sequence by different angles.
  • the angle of phase rotation of each element may have a certain phase relationship.
  • the phase rotation angle shows a gradually increasing trend; or the phase rotation angle shows a gradually decreasing trend.
  • FIG. 3 is a schematic diagram of the overall phase rotation of pi/4 between sequence 1 and sequence 2, and the overall phase rotation of pi/2 between sequence 2 and sequence 3.
  • Fig. 3 there are three sequences, and the three sequences correspond to the same initial sequence, or to different initial sequences obtained by cyclic shifting the same sequence.
  • the communication node informs another communication node of at least one of the frequency domain starting position of the sequence, the frequency domain offset value, or the frequency domain interval between different sequences through control signaling.
  • the accuracy (or called unit) of the start position of the frequency domain is: H1 or 1/H1 data subcarriers, H1 or 1/H1 random access channel RACH subcarriers, or H1 or 1/H1 RB; among them, H1 is a positive integer, and / represents division.
  • the accuracy (or called unit) of the frequency domain offset value is: H2 or 1/H2 data subcarriers, H2 or 1/H2 RACH subcarriers, or H2 or 1/H2 RB; where H2 is a positive integer , / Stands for division.
  • the accuracy (or unit) of the frequency domain spacing between different sequences is: H3 or 1/H3 data subcarriers, H3 or 1/H3 RACH subcarriers, or H3 or 1/H3 RBs; among them, H3 It is a positive integer, and / represents division.
  • each sequence is continuously mapped in the frequency domain; or, each sequence is mapped at equal intervals in the frequency domain; or, each sequence is mapped at unequal intervals in the frequency domain.
  • the sequence configuration can include the frequency domain start position of the first sequence, but does not need to include the frequency domain start position of subsequent sequences, nor does it need to include the frequency domain start position of the subsequent sequence. Frequency domain interval.
  • the sequence in addition to at least one of the number of the sequence, the length of the sequence, and the phase rotation angle of the elements in the sequence, it may also include: the frequency domain start of the first sequence Position and frequency domain offset values, and frequency domain offset values of other sequences.
  • the sequence configuration may include the frequency domain start position of the first sequence and the frequency domain interval between two adjacent sequences. Alternatively, the sequence configuration may also include the frequency domain start position of each sequence.
  • the sequence in addition to at least one of the number of sequences, the length of the sequence, and the phase rotation angle of each element in each sequence, it may also include: the frequency of the first sequence.
  • the sequence configuration may include the frequency domain starting position of the first sequence and the frequency domain interval of other sequences relative to the previous sequence.
  • the previous sequence may refer to the previous one, the previous multiple, or the first sequence and so on.
  • the sequence configuration may also include the frequency domain start position of each sequence.
  • the mapping position of a part of the sequence is represented by the frequency domain start position
  • the mapping position of the other part of the sequence is represented by the frequency domain interval relative to the previous sequence.
  • the sequence in addition to at least one of the number of sequences, the length of the sequence, and the phase rotation angle of each element in each sequence, it may also include: the frequency of the first sequence. Domain start position and frequency domain offset value, the frequency domain offset value of the second sequence and the frequency domain interval of the second sequence relative to the first sequence, the frequency domain offset value of the third sequence, and the third sequence The frequency domain interval of a sequence relative to the second sequence,..., the frequency domain offset value up to the last sequence, and the frequency domain interval of the last sequence relative to the previous sequence.
  • frequency domain offset value of each sequence may be the same or different.
  • the corresponding frequency domain offset value is one of ⁇ 0,1,2,3,4,5 ⁇ .
  • the interval between two sequences can be the distance between the starting point positions of the two sequences; it can also be the distance between the end positions of the two sequences; it can also be the distance between one end of the sequence and the other. The distance between the other ends of a sequence.
  • the interval between the two sequences can be determined by the communication node in a manner notified by control signaling, or a predefined combination for the communication node to select, or pre-stored in the communication node.
  • the number of sequences is 1.
  • the length of the sequence can be any number smaller than the number of available data subcarriers*H4 or the number of RACH subcarriers*H4.
  • H4 is a positive integer. That is, it is different from the sequence length in the set ⁇ 139,839 ⁇ of the sequence length in the Long Term Evolution (LTE) technology and the New Radio (NR) technology.
  • the length of the sequence can be 12, 18, 24, 36, 283, 571, or 1151.
  • Communication nodes can choose different sequence lengths at different times.
  • the same communication node can support multiple sequence lengths.
  • the communication node can multiplex with data information while sending a longer sequence.
  • Communication nodes can send sequences of the same length or different lengths in different spatial directions at the same time.
  • Communication nodes can send sequences of the same length or different lengths in different spatial directions at different times.
  • the sequence in addition to the length of the sequence, it may also include the frequency domain start position and the frequency domain offset value of the sequence.
  • the aforementioned communication node may be a base station or a terminal device.
  • a sequence of length 12 can be mapped to 1 RB
  • a sequence of length 283 can be mapped to 24 RBs
  • a sequence of length 571 can be mapped to 48 RBs
  • a sequence of length 1151 The sequence of can be mapped to 96 RBs.
  • the value of the frequency domain offset value of the sequence of length 12 is ⁇ 0 ⁇ .
  • the length of the sequence can be 1151, and the frequency domain offset value is one of ⁇ 0,1 ⁇ ; the bandwidth of 20MHz and the subcarrier spacing is 30KHz In this case, the length of the sequence can be 571, and the frequency domain offset value is one of ⁇ 0,1,2,3,4,5 ⁇ ; in the case of a bandwidth of 20MHz and a subcarrier spacing of 60KHz, the length of the sequence It can be 283, and the frequency domain offset value is one of ⁇ 0,1,2,3,4,5 ⁇ .
  • the frequency domain offset value can be implicitly or explicitly indicated to the communication node on the other side by the communication node through control signaling.
  • the frequency domain offset value can also be determined by the communication node itself.
  • the accuracy (or unit) of the start position of the frequency domain can be: M1 data subcarriers, N1 RACH subcarriers, or L1 RBs; where M1, N1, and L1 are positive integers;
  • the precision (or called unit) of the offset value can be: M2 data subcarriers, N2 RACH subcarriers or L2 RBs; where M2, N2, and L2 are positive integers.
  • the number of sequences is two.
  • the length of the sequence can be any number smaller than the number of available data subcarriers*H4 or the number of RACH subcarriers*H4.
  • H4 is a positive integer. That is, it is different from the sequence length in the set of sequence length ⁇ 139,839 ⁇ in LTE technology and NR technology.
  • the length of the sequence may be 6, 12, 18, 24, 139, 283, 571, 1151 or any number less than the number of data subcarriers or the number of RACH subcarriers available in the system.
  • the length of the two sequences can be the same or different.
  • the mapping information in the sequence configuration mode (including the frequency domain start position, the frequency domain offset value, or the frequency domain interval between different sequences) is the same as that in the first embodiment above.
  • the content is the same, so I won't repeat it here.
  • the length of the sequence can be 571, and the two sequences can be mapped continuously or discontinuously; 20MHz bandwidth, subcarrier When the interval is 15KHz, when the number of sequences is 4, the length of the sequence can be 283, and the 4 sequences can be mapped continuously or discontinuously; in the case of a bandwidth of 20MHz and a subcarrier spacing of 30KHz, when the sequence is When the number is 2, the length of the sequence can be 283, and the two sequences can be mapped continuously or discontinuously.
  • Figure 4 is a schematic diagram of two sequences with different lengths. As shown in Figure 4, the two sequences correspond to the initial sequences of different lengths.
  • the sequence can be the initial sequence, or the sequence obtained by rotating the phase of each element in the initial sequence by the same angle (that is, rotating the overall phase of the initial sequence by a certain angle), or the phase rotation of each element in the initial sequence is different The sequence of angles obtained. There is no phase relationship between the two sequences.
  • the length of one sequence may be 283, and the length of the other sequence may be 571.
  • the communication node notifies the frequency domain starting position and the frequency domain offset value of the sequence of the communication node on the other side through control signaling.
  • the communication node informs another communication node of at least one of the frequency domain start position of the sequence, the frequency domain offset value, or the frequency domain interval between different sequences through control signaling.
  • the accuracy (or called unit) of the frequency domain start position is: H1 or 1/H1 data subcarriers, H1 or 1/H1 RACH subcarriers, or H1 or 1/H1 RB; where H1 is a positive integer , / Stands for division.
  • the accuracy (or called unit) of the frequency domain offset value is: H2 or 1/H2 data subcarriers, H2 or 1/H2 RACH subcarriers, or H2 or 1/H2 RB; where H2 is a positive integer , / Stands for division.
  • the accuracy (or unit) of the frequency domain spacing between different sequences is: H3 or 1/H3 data subcarriers, H3 or 1/H3 RACH subcarriers, or H3 or 1/H3 RBs; among them, H3 It is a positive integer, and / represents division.
  • the sequence in addition to at least one of the number of sequences, the length of the sequence, and the phase rotation angle of each element in each sequence, it may also include: the frequency domain starting position and frequency of each sequence. Domain offset value; or, the frequency domain start position and frequency domain offset value of one of the sequences, and the interval between the two sequences.
  • the frequency domain offset values of the two sequences may be the same or different.
  • the configuration of the above sequence may also include the frequency domain offset value of the other sequence.
  • the interval between sequences can be the distance between the starting point of the sequence; it can also be the distance between the end position of the sequence; it can also be the distance between one end of one sequence and the other end of the other sequence.
  • the frequency domain interval between the sequences can be notified to the communication node of the other side by the communication node using control signaling, or a predefined combination for the communication node of the other side to choose, or pre-stored in the communication node of the other side, or communication The node decides by itself.
  • the length of the frequency domain offset value corresponding to each sequence is one of ⁇ 0,1,2,3,4,5 ⁇ .
  • the number of sequences is multiple.
  • the length of the sequence can be any number smaller than the number of available data subcarriers*H4 or the number of RACH subcarriers*H4.
  • H4 is a positive integer. That is, it is different from the sequence length in the set of sequence length ⁇ 139,839 ⁇ in LTE technology and NR technology.
  • the length of the sequence can be 283, 571, or 1151.
  • the sequence can be the initial sequence, or the sequence obtained by rotating the phase of each element in the initial sequence by the same angle (that is, rotating the overall phase of the initial sequence by a certain angle), or the phase rotation of each element in the initial sequence is different The sequence of angles obtained.
  • the length of multiple sequences can be the same or different.
  • the mapping information in the sequence configuration mode (for example, the starting position of the frequency domain, the frequency domain offset value, or the frequency domain interval between different sequences) is the same as the implementation of the first embodiment above. The contents of the three are the same, so I won't repeat them here.
  • Figure 5 is a schematic diagram of three sequences with different lengths. As shown in Figure 5, the three sequences correspond to the initial sequences of different lengths, and there is no phase relationship between the sequences.
  • the length of the 4 sequences can be 1, 2, 3, or 4 cases.
  • the lengths of the 4 sequences are all the same.
  • the length of 2 sequences is X
  • the length of 1 sequence is Y
  • the length of 1 sequence is Z
  • X, Y, and Z are all different.
  • the length of the 8 sequences can be 1, 2, 3, 4, 5, 6, 7, or 8.
  • the communication node may use control signaling to notify the other communication node of all or part of the above configuration methods.
  • 00 means that the number of sequences used by the User Equipment (UE) is 2, and the length of each sequence is 283, continuous mapping, and there are two sequences between Phase rotation of pi/4;
  • 01 means that the number of sequences used by the UE is 1, and the length of the sequence is 571;
  • 10 means that the number of sequences used by the UE is 2, and the length of each sequence is 139, non-continuous mapping ,
  • the frequency domain interval is 25 RBs;
  • 11 means that the number of sequences used by the UE is 4, and the length of each sequence is 283, continuous mapping, the overall phase rotation angle of each sequence relative to the preamble sequence is: [0pi/2 0pi/2]; The corresponding angles are 0 degrees, 90 degrees, 90 degrees, and 0 degrees.
  • sequence described in this application may be a random access sequence, uplink/downlink reference signal transmission sequence, discovery signal sequence, synchronization signal sequence, measurement signal, uplink control channel transmission sequence or downlink control channel Transmission sequence or other signal transmission.
  • the embodiments of the present application may adopt different configuration combinations to achieve the problem of balancing system performance and control information load.
  • Configuration method 1 ‘1’ represents a phase relationship of 0 degrees between the two sequences; ‘0’ represents a phase relationship of 180 degrees between the two sequences.
  • Configuration method 2 '00' represents a phase relationship of 0 degrees between the two sequences; '01' represents a phase relationship of 90 degrees between the two sequences; '10' represents a phase relationship of 180 degrees between the two sequences Relationship; '11' represents a 270 degree phase relationship between the two sequences.
  • FIG. 6 is a schematic structural diagram 1 of a signal sending device according to an embodiment of the present application. It includes a determining module 610 configured to determine a sequence configuration mode, and the configuration mode includes a sequence configuration mode. At least one of the number, the length of the sequence, and the phase rotation angle of the elements in the sequence; the generating module 620 is configured to generate the sequence according to the configuration mode; the mapping and sending module 630 is configured to map the sequence to the channel resource And send the mapped sequence.
  • a determining module 610 configured to determine a sequence configuration mode, and the configuration mode includes a sequence configuration mode. At least one of the number, the length of the sequence, and the phase rotation angle of the elements in the sequence
  • the generating module 620 is configured to generate the sequence according to the configuration mode
  • the mapping and sending module 630 is configured to map the sequence to the channel resource And send the mapped sequence.
  • the configuration method further includes: at least one of a frequency domain starting position, a frequency domain offset value, and a frequency domain interval between different sequences; the mapping and sending module 630 is configured to At least one of the frequency domain starting position, the frequency domain offset value, and the frequency domain interval between different sequences is mapped to the channel resource.
  • different random access sequences may correspond to different or the same mapping rules (including frequency domain start positions, frequency domain offset values, or frequency domain intervals between different random access sequences). For multiple random access sequences, there may be a certain phase relationship between each random access sequence.
  • FIG. 7 is a schematic diagram of the structure of a communication node for signal transmission according to an embodiment of the application.
  • the communication node 70 provided in the embodiment of the application includes a memory 703 and a processor 704.
  • the communication node 70 may also include an interface 701 and a bus 702.
  • the interface 701, the memory 703, and the processor 704 are connected through a bus 702.
  • the memory 703 is configured to store instructions.
  • the processor 704 is configured to read the instructions to execute the technical solutions of the foregoing method embodiments applied to communication nodes. The implementation principles and technical effects are similar, and will not be repeated here.
  • the present application provides a storage medium that stores a computer program, and when the computer program is executed by a processor, the method in the foregoing embodiment is implemented.
  • this application can be provided as methods, systems, or computer program products. Therefore, this application may adopt the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware. Moreover, this application may take the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to disk storage, optical storage, etc.) containing computer-usable program codes.
  • These computer program instructions can also be stored in a computer-readable memory that can guide a computer or other programmable data processing equipment to work in a specific manner, so that the instructions stored in the computer-readable memory produce an article of manufacture including the instruction device.
  • the device implements the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.
  • These computer program instructions can also be loaded on a computer or other programmable data processing equipment, so that a series of operation steps are executed on the computer or other programmable equipment to produce computer-implemented processing, so as to execute on the computer or other programmable equipment.
  • the instructions provide steps for implementing functions specified in a flow or multiple flows in the flowchart and/or a block or multiple blocks in the block diagram.

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Abstract

本申请提出一种信号发送方法、装置、通讯节点及存储介质。其中方法包括：确定序列的配置方式，所述配置方式包括序列的个数、序列的长度、序列中元素的相位旋转角度中的至少一项；根据所述配置方式生成序列；将所述序列映射到信道资源并发送映射的序列。

Description

信号发送方法、装置、通讯节点及存储介质
本申请要求在2019年07月26日提交中国专利局、申请号为201910684543.2的中国专利申请的优先权，该申请的全部内容通过引用结合在本申请中。
技术领域
本申请涉及通信领域，例如涉及一种信号发送方法、装置、通讯节点及存储介质。
背景技术
第五代移动通信技术(5G，5th Generation Mobile Networks或5th Generation Wireless Systems)的系统设计中，对于非授权频段，由于有信号占用频域带宽的要求，需要设计新的序列或者传输序列或者信道传输的序列或者信号传输的发送结构。如何使得新设计有效地工作，尚没有明确方法。
发明内容
本申请实施例提供了以下方案。
本申请实施例提供了一种信号发送方法，包括：
确定序列的配置方式，所述配置方式包括序列的个数、序列的长度、序列中元素的相位旋转角度中的至少一项；
根据所述配置方式生成序列；
将所述序列映射到信道资源并发送映射的序列。
本申请实施例提供了一种信号发送装置，包括：
确定模块，用于确定序列的配置方式，所述配置方式包括序列的个数、序列的长度、序列中元素的相位旋转角度中的至少一项；
生成模块，用于根据所述配置方式生成序列；
映射及发送模块，用于将所述序列映射到信道资源并发送映射的序列。
本申请实施例提供了一种信号发送的通讯节点，包括：处理器及存储器；
所述存储器用于存储指令；
所述处理器被配置为读取所述指令以执行如上述信号发送方法中的任意实施方式。
本申请实施例提供了一种存储介质，所述存储介质存储有计算机程序，所述计算机程序被处理器执行时实现本申请实施例中的任意一种方法。
本申请实施例所提供的信号发送方法，根据配置方式生成序列，并将序列映射及发送，从而实现利用新的序列发送结构来发送信号。
附图说明
图1为本申请实施例的一种信号发送方法实现流程图；
图2A为序列1与序列2之间整体有pi/4的相位旋转的示意图；
图2B为序列1相对于初始序列有pi/4的相位旋转，并且序列2中各个元素之间有一定相位关系的示意图；
图2C为序列1与序列2对应于不同的初始序列、或者对应于不同的初始序列经过循环移位得到的序列的示意图；
图3为序列1与序列2之间整体有pi/4的相位旋转，并且序列2与序列3之间整体有pi/2的相位旋转的示意图；
图4为2个序列或者信号长度不同的示意图；
图5为3个序列长度不同的示意图；
图6为本申请实施例的一种信号发送装置结构示意图；
图7为本申请实施例的一种信号发送的通讯节点结构示意图。
具体实施方式
下文中将结合附图对本申请的实施例进行说明。需要说明的是，在不冲突的情况下，本申请中的实施例及实施例中的特征可以相互任意组合。
本申请实施例提出一种信号发送方法，如图1为本申请实施例的一种信号发送方法实现流程图，包括：
S11：确定序列的配置方式，所述配置方式包括序列的个数、序列的长度、序列中元素的相位旋转角度中的至少一项。
S12：根据所述配置方式生成序列。
S13：将所述序列映射到信道资源并发送映射的序列。
其中，上述配置方式可以指可行的、或者合适的配置方式。
需要说明的是，所述“序列中元素的相位旋转角度”为：所述序列中各元素相对于初始序列中各对应元素的相位旋转角度；或者，所述序列中各元素相对于 其他序列中各对应元素的相位旋转角度，所述其他序列为所述信号中除所述序列以外的其他任意序列。
这样，上述配置方式中包括的“序列中元素的相位旋转角度”可以包含以下信息中的至少一项：
1)多条序列之间的整体相位关系；
2)每条序列内部各元素之间的相位关系；
3)每条序列相对于初始序列的整体相位关系；
4)每条序列相对于其他序列的整体相位关系；例如，相对于第一条序列或相邻序列的整体相位关系；
5)每条序列内部各元素相对于初始序列的各对应元素的相位关系；
6)每条序列相对初始序列做相应的操作后得到的序列的对应元素的相位关系；
7)每条序列相对初始序列做相应的操作后得到的序列的整体相位关系。
需要说明的是，所述“初始序列”是根据一定的规则生成的序列，或者对生成的序列进行相应的操作得到的序列，或者是预定义的序列。
需要说明的是，所述“相应的操作”指循环移位、相位旋转等，但不仅仅限于循环移位、相位旋转等操作。
在一种可能的实施方式中，上述配置方式还包括：频域起始位置、频域偏移值、不同序列之间的频域间隔中的至少一项；所述将所述序列映射到信道资源，包括：根据所述频域起始位置、频域偏移值、不同序列之间的频域间隔中的至少一项，将所述序列映射到信道资源。
在一种可能的实施方式中，将所述序列映射到信道资源，包括：将生成的序列映射到所述信道资源的任意一个交错块的全部频域资源或部分频域资源；或者，将生成的序列映射到所述信道资源的任意多个交错块的全部频域资源或部分频域资源；所述的频域资源指的是M1或者1/M1个数据子载波、M1或者1/M1个随机接入信道(RACH，Random Access Channel)子载波、或M1或者1/M1个资源块(RB，Resource Block)；其中，M1为正整数，/代表除。
在一种可能的实施方式中，所述频域起始位置、所述频域偏移值或不同序列之间的频域间隔由控制信令通知、预先定义组合供通讯节点选择、预先保存在通讯节点中由控制信令触发、由控制信道通知或者由高层配置。
所述序列的个数、序列的长度或序列中元素的相位旋转角度的确定方式为由控制信令通知、预先定义组合供通讯节点选择、预先保存在通讯节点中由控 制信令触发、由控制信道通知或者由高层配置。
其中，所述的由控制信令通知的方式可以包括以下至少一项：由控制信令通知所述信息的指示信息，接收所述控制信令的通讯节点根据该指示信息确定该信息；或者，由控制信令直接通知所述信息。
在一种可能的实施方式中，所述频域起始位置的精度为：H1或者1/H1个数据子载波、H1或者1/H1个随机接入信道RACH子载波、或H1或者1/H1个RB；其中，H1为正整数，/代表除。
所述频域偏移值的精度为：H2或者1/H2个数据子载波、H2或者1/H2个RACH子载波、或H2或者1/H2个RB；其中，H2为正整数，/代表除。
所述不同序列之间的频域间隔的精度为：H3或者1/H3个数据子载波、H3或者1/H3个RACH子载波、或H3或者1/H3个RB；其中，H3为正整数，/代表除。
在一种可能的实施方式中，所述序列的长度为6、12、18、24、139、283、571、1151或者小于系统中可用数据子载波数目*H4或者RACH子载波数目*H4的任意数。其中，H4为正整数。
在一种可能的实施方式中，所述频域偏移值为0或正整数。
在一种可能的实施方式中，所述频域偏移值为0或小于等于序列长度。
在一种可能的实施方式中，在序列的长度为139、283或571的情况下，所述频域偏移值为：0、1、2、3、4或5；在序列的长度为1151的情况下，所述频域偏移值为0或1；在序列的长度为6、18或24的情况下，所述频域偏移值为：0、1、2、3、4、5或6；在序列的长度为12的情况下，所述频域偏移值为0或1。
在一种可能的实施方式中，所述序列中各元素的相位旋转角度为：所述序列中各元素相对于初始序列中各对应元素的相位旋转角度；或者，所述序列中各元素相对于其他序列中各对应元素的相位旋转角度，所述其他序列为所述信号中除所述序列以外的其他任意序列。
在一种可能的实施方式中，所述初始序列为根据预定规则生成的序列、或者对所述生成的序列进行相应的操作得到的序列、或者预定义的序列。
在一种可能的实施方式中，在所述序列的个数为2个或多个的情况下，每个序列对应相同或不同的初始序列。
在一种可能的实施方式中，所述配置方式包括：序列的个数为1个；以及，所述序列中各元素的相位旋转角度；其中，各元素的相位旋转角度相同或不同。
在一种可能的实施方式中，所述配置方式包括：序列的个数为2个或多个；以及，每个序列中各元素的相位旋转角度；其中，同一个序列中各元素的相位旋转角度相同或不同；不同序列的元素的相位旋转角度相同或不同。
在一种可能的实施方式中，所述配置方式包括：序列的个数为2个；以及，第一个序列的频域起始位置和各个序列的频域偏移值；以及，不同序列之间的频域间隔，或者第二个序列的频域起始位置。
在一种可能的实施方式中，配置方式包括：序列的个数为多个；以及，第一个序列的频域起始位置和各个序列的频域偏移值；以及，相邻两个序列之间的频域间隔。
在一种可能的实施方式中，配置方式包括：序列的个数为多个；以及，各个序列的频域起始位置和频域偏移值。
在一种可能的实施方式中，配置方式包括：序列的个数为多个；以及，第一个序列的频域起始位置和各个序列的频域偏移值；以及除所述第一个序列以外的其他序列的频域起始位置，或者所述其他序列相对所述第一序列的频域间隔，或者所述其他序列与指定的序列之间的频域间隔。
在一种可能的实施方式中，配置方式包括：序列的个数为2个或多个；以及，各个序列的长度；其中，所述各个序列的长度相同或不同。
以下举具体的实施例，介绍几种可选的配置方式。
实施例一
序列的个数为2，通讯节点确定序列的频域起始位置、频域偏移值或者不同序列之间的频域间隔中的至少一项。
通讯节点确定上述至少一项的方式可以为由控制信令通知、或者预先定义组合供通讯节点选择、或者预先保存在通讯节点中由控制信令触发、或者由控制信道通知或者由高层配置。
通讯节点可能是基站或者终端。
可选地，2个序列的长度相同，并且对应于同一个初始序列；或者，2个序列可以对应于由同一个初始序列进行不同循环移位所得到的不同的序列；或者，2个序列可以对应于不同初始序列；两个序列之间可能有一定的相位关系；或者其中一个序列内的多个元素之间可能有一定的相位关系。
可选地，2个序列的可以由以下几种方式组成：2个序列是由相同的初始序列组成；一个序列是将另一个序列的各个元素的相位旋转相同的角度(也就是将序列的整体相位旋转一定的角度)得到的序列；或者，一个序列是将另一个 序列的各个元素的相位旋转不同的角度得到的序列；或者，一个序列为将初始序列中的各个元素的相位旋转相同的角度得到的序列，另一个序列为将初始序列中的各个元素的相位旋转不同的角度得到的序列。
需要说明的是：所述“各个元素的相位旋转不同的角度”中，各个元素的相位旋转的角度可能有一定的相位关系。
可选地，相位旋转角度呈现逐渐上升的趋势；或者，相位旋转角度呈现逐渐下降的趋势。
图2A为序列1与序列2之间整体有pi/4的相位旋转的示意图。
图2B为序列1相对于初始序列有pi/4的相位旋转，并且序列2中各个元素之间有一定相位关系的示意图。在图2B中，序列2中各个元素之间有pi/2的相位偏移。
图2C为序列1与序列2对应于不同的初始序列、或者对应于不同初始序列经过循环移位得到的序列的示意图。在图2C中，2个序列之间不存在相位关系。
图2A、图2B和图2C中均有2个序列。
需要说明的是，上述2个序列对应于同一个初始序列可以指：2个序列分别是由同一个初始序列生成的。生成方式可以包括：等同于该初始序列、将该初始序列中的各个元素的相位旋转相同的角度、或者将该初始序列中的各个元素的相位旋转不同的角度。
上述2个序列对应于由同一个初始序列进行循环移位所得到的不同的序列可以指：2个序列分别由不同的初始序列生成，并且上述不同的初始序列为由同一个序列进行循环移位所得到的序列、或者等同于该序列。其中，上述生成方式可以包括：等同于该序列、将该序列中的各个元素的相位旋转相同的角度、或者将该序列中的各个元素的相位旋转不同的角度。另外，2个序列对应于由同一个序列进行循环移位所得到的不同的初始序列，也可以称为2个序列由同一个序列组成。
以上是以2个序列为例进行说明的。多个序列对应于同一个初始序列、或者多个序列对应于由同一个序列进行循环移位所得到的不同的初始序列的含义与上述含义类似，在此不再赘述。
上述说明适用于本申请的其他实施例。
在一种可能的实施方式中，通讯节点通过控制信令通知另一通讯节点所述序列的频域起始位置、频域偏移值或者不同序列之间的频域间隔中的至少一项。
频域起始位置的精度(或者称为单位)为：H1或者1/H1个数据子载波、 H1或者1/H1个RACH子载波、或H1或者1/H1个RB；其中，H1为正整数，/代表除。
频域偏移值的精度(或者称为单位)为：H2或者1/H2个数据子载波、H2或者1/H2个RACH子载波、或H2或者1/H2个RB；其中，H2为正整数，/代表除。
不同序列之间的频域间隔的精度(或者称为单位)为：H3或者1/H3个数据子载波、H3或者1/H3个RACH子载波、或H3或者1/H3个RB；其中，H3为正整数，/代表除。
可选地，序列的一种配置方式中，除了包括序列的个数、序列的长度、每个序列中各元素的相位旋转角度以外，还可以包括：各个序列的频域起始位置和频域偏移值；或者，其中一个序列的频域起始位置和频域偏移值，以及两个序列之间的间隔。
需要说明的是，两个序列的频域偏移值可能相同或者不同。在两个序列的频域偏移值不同的情况下，上述序列的配置方式中还可以包括另一个序列的频域偏移值。
需要说明的是，两个序列之间的间隔可以是两个序列的起始点位置之间的距离；也可以是两个序列的终点位置之间的距离；也可以是其中一个序列的一端与另一个序列的另一端之间的距离。两个序列之间的间隔可以由通讯节点采用由控制信令通知、或者预先定义组合供通讯节点选择、或者预先保存在通信节点中由控制信令触发、或者由控制信道通知或者由高层配置的方式确定。
可选地，序列的长度为139时，对应的频域偏移值长度为{0,1,2,3,4,5}中的一个值。两个长度为139的序列可以映射在整个频域的两端，可以分别对应不同的频域偏移值，也可以对应相同的频域偏移值。
实施例二
通讯节点发送的序列的个数为S，对应的序列长度为A1，A2，...，AS；对应的序列的频域偏移值为K1，K2，...，KS对应通过一定的映射的规则发送，采用等间隔或者不等间隔的方式，其中，S、A1、A2、...、AS、K1、K2、...KS为非负整数，K1<＝A1，K2<＝A2，...，KS<＝AS，<＝代表小于等于。所述对应的序列的频域偏移值的数目小于等于S，所述对应的序列长度的数目小于等于S。
每个序列中元素的相位旋转角度与指定的序列中元素的相位旋转角度之间有C的相位旋转，C的取值范围为0度到360度。
通讯节点可能是基站或者终端。
系统中有X个频域单位1，序列的间隔为Y个频域单位2，系统中包含Z个间隔，序列占用H个频域起始位置进行序列发送；H个位置是任意的。
其中，X、Y、Z和H都是正整数，H<＝Z。
可选地，H个位置可以是等间隔的，或者两端占用，或者中间占用。
可选地，H个位置可以是等间隔的使得序列在频域的映射是连续的。
可选地，频域单位1和频域单位2可能的单位为K1或者1/K1个数据子载波、或者K2或者1/K2个RACH子载波、或K3或者1/K3个RB。其中，K1、K2及K3为正整数，/代表除。
可选地，系统中有51个RB，间隔为5个RB(各个序列起始点位置的间隔)，系统中包含10个间隔(连续50个RB)。
可选地，一个序列的长度为12，占用12个数据子载波/RE(子载波和资源元素(Resource Element，RE)是等同的，12个RE可以认为是1个RB)，发送的序列个数为10，每个序列对应相同的频域偏移值0(小于序列长度12)，序列中元素的相位旋转角度为0，在10个可传输的机会上，占用任意的数量小于等于10个的RB用于映射序列，并传输序列。
可选地，序列之间是等间隔的，序列之间可以有一定的循环移位或者相位旋转或者其他变形。
可选地，可以将频域可用RB划分为5个交错块(interlace)，其中，第一个interlace包含的RB索引为集合{1,6,11,16,21,26,31,36,41,46}；第二个interlace包含的RB索引为集合{2,7,12,17,22,27,32,37,42,47}；第三个interlace包含的RB索引为集合{3,8,13,18,23,28,33,38,43,48}；第四个interlace包含的RB索引为集合{4,9,14,19,24,29,34,39,44,49}；第五个interlace包含的RB索引为集合{5,10,15,40,25,40,35,40,45,50}。
上述序列可以映射在任意一个interlace的全部或部分RB中。
可选地，以上的RB索引对应10个序列的频域起始位置。
可选地，序列占用的RB索引为集合{1,6,11,16,21,26,31,36,41,46}；或者集合{2,7,12,17,22,27,32,37,42,47}；或者集合{3,8,13,18,23,28,33,38,43,48}；或者集合{4,9,14,19,24,29,34,39,44,49}；或者集合{5,10,15,40,25,40,35,40,45,50}；或者集合{5,50}；或者集合{5,15}；或者集合{4,9}；或者集合{1,41,}；或者集合{1,45,}中的元素；但不仅仅限于以上的组合，本申请实施例中，上述序列可以映射在任意可用RB的组合。
实施例三
序列的个数为多个。通过上述配置方式中包括的频域起始位置、频域偏移值、不同序列之间的频域间隔(可选)来确定序列在频域上映射的方式。
由于占用频域带宽(OCB，Occupied Channel Bandwidth)的要求，序列的个数与子载波间隔以及带宽相关。
可选地，20MHz的带宽、序列的长度为139的情况下：当子载波间隔为30KHz时，序列的个数x为1<x<＝4；当子载波间隔为15KHz时，序列的个数x为1<x<＝8；40MHz的带宽、序列的长度为139的情况下：当子载波间隔为30KHz时，序列的个数为1<x<＝8；当子载波间隔为15KHz时，序列的个数x为1<x<＝16；80MHz的带宽、序列的长度为139的情况下：当子载波间隔为30KHz时，序列的个数x为1<x<＝16；当子载波间隔为15KHz时，序列的个数x为1<x<＝32。
其中，‘<’代表小于；‘<＝’代表小于等于。
可选地，多个序列的长度相同，并且对应于同一个初始序列，或者，多个序列可以对应于将同一个序列进行循环移位得到的不同的初始序列。
其中，初始序列是由一定的规则生成的序列，或者对生成的序列进行相应的操作得到的序列，或者是预定义的序列。
需要说明的是，所述‘相应的操作’指的循环移位、相位旋转等，但不仅仅限于循环移位、相位旋转操作。
可选地，序列的个数为4时，4个序列可以对应于1、2、3或4个初始序列；序列的个数为8时，8个序列可以对应于1、2、3、4、5、6、7或8个初始序列；多个序列之间可能有一定的相位关系，以保证立方度量(CM，Cubic Metric)值处在一个较低的水平，但不仅仅限于此。
可选地，各个序列均可以为：初始序列；或者，将初始序列中的各个元素的相位旋转相同的角度(也就是将初始序列的整体相位旋转一定的角度)得到的序列；或者，将初始序列中的各个元素的相位旋转不同的角度得到的序列。
需要说明的是：所述“各个元素的相位旋转不同的角度”中，各个元素的相位旋转的角度可能有一定的相位关系。
可选地，所述“各个元素的相位旋转不同的角度中”，相位旋转角度呈现逐渐上升的趋势；或者，相位旋转角度呈现逐渐下降的趋势。
图3为序列1与序列2之间整体有pi/4的相位旋转，并且序列2与序列3之间整体有pi/2的相位旋转的示意图。在图3中，存在3个序列，并且3个序列对应于同一个初始序列、或者对应于同一个序列进行循环移位所得到的不同 的初始序列。
通讯节点通过控制信令通知另一通讯节点序列的频域起始位置、频域偏移值或者不同序列之间的频域间隔中的至少一项。
频域起始位置的精度(或者称为单位)为：H1或者1/H1个数据子载波、H1或者1/H1个随机接入信道RACH子载波、或H1或者1/H1个RB；其中，H1为正整数，/代表除。
频域偏移值的精度(或者称为单位)为：H2或者1/H2个数据子载波、H2或者1/H2个RACH子载波、或H2或者1/H2个RB；其中，H2为正整数，/代表除。
不同序列之间的频域间隔的精度(或者称为单位)为：H3或者1/H3个数据子载波、H3或者1/H3个RACH子载波、或H3或者1/H3个RB；其中，H3为正整数，/代表除。
可选地，各个序列在频域上连续映射；或者，各个序列在频域上等间隔映射；或者，各个序列在频域上非等间隔映射。
如果各个序列在频域上连续映射，则序列的配置方式中可以包括第一个序列的频域起始位置，而不需要包括后续序列的频域起始位置，也不需要包括序列之间的频域间隔。
可选地，序列的一种配置方式中，除了包括序列的个数、序列的长度、序列中元素的相位旋转角度中的至少一项以外，还可以包括：第一个序列的频域起始位置及频域偏移值、以及其他序列的频域偏移值。
如果各个序列在频域上等间隔映射，则序列的配置方式中可以包括第一个序列的频域起始位置，以及相邻两个序列之间的频域间隔。或者，序列的配置方式中也可以包括各个序列的频域起始位置。
可选地，序列的一种配置方式中，除了包括序列的个数、序列的长度、每个序列中各元素的相位旋转角度中的至少一项以外，还可以包括：第一个序列的频域起始位置及频域偏移值、序列之间的频域间隔、以及其他序列的频域偏移值。
如果各个序列在频域上非等间隔映射，则序列的配置方式中可以包括第一个序列的频域起始位置、以及其他序列相对于之前的序列的频域间隔。这里，之前的序列可以指前一个、前多个、或者第一个序列等等。或者，序列的配置方式中也可以包括各个序列的频域起始位置。或者，序列的配置方式中，一部分序列的映射位置用频域起始位置表示，另一部分序列的映射位置用相对于之前的序列的频域间隔表示。
可选地，序列的一种配置方式中，除了包括序列的个数、序列的长度、每个序列中各元素的相位旋转角度中的至少一项以外，还可以包括：第一个序列的频域起始位置及频域偏移值、第二个序列的频域偏移值及第二个序列相对于第一个序列的频域间隔、第三个序列的频域偏移值及第三个序列相对于第二个序列的频域间隔、…、直至最后一个序列的频域偏移值及最后一个序列相对于前一个序列的频域间隔。
需要说明的是，各个序列的频域偏移值可以相同或不同。
可选地，序列的长度为139时，对应的频域偏移值为{0,1,2,3,4,5}中的一个值。
需要说明的是，两个序列之间的间隔可以是两个序列的起始点位置之间的距离；也可以是两个序列的终点位置之间的距离；也可以是其中一个序列的一端与另一个序列的另一端之间的距离。两个序列之间的间隔可以由通讯节点采用由控制信令通知、或者预先定义组合供通讯节点选择、或者预先保存在通讯节点中的方式确定。
实施例四
序列的个数为1。序列的长度可以为小于可用数据子载波数目*H4或者RACH子载波数目*H4的任意数。其中，H4为正整数。即不同于长期演进(LTE，Long Term Evolution)技术与新空口(New Radio，NR)技术中的序列长度的集合{139,839}中的序列长度。例如，序列的长度可以为12、18、24、36、283、571或1151。
通讯节点在不同时刻可以选择不同的序列长度。
同一通讯节点可以支持多种序列长度。
通讯节点在发送较长的序列的同时，可以与数据信息复用。
通讯节点可以在同一时刻的不同空间方向发送相同长度或不同长度的序列。
通讯节点可以在不同时刻的不同空间方向发送相同长度或不同长度的序列。
序列的一种配置方式中，除了包括序列的长度以外，还可以包括：序列的频域起始位置及频域偏移值。
上述通讯节点可以为基站或终端设备。
可选地，一个长度为12的序列可以映射到1个RB上，一个长度为283的序列可以映射到24个RB上，一个长度为571的序列可以映射到48个RB上， 一个长度为1151的序列可以映射到96个RB上。
相应地，长度为12的序列的频域偏移值的取值为：{0}。
长度为283的序列的频域偏移值的最大值可以为：24*12-283＝5。因此，长度为283的序列的频域偏移值的取值范围为：{0,1,2,3,4,5}。
长度为571的序列的频域偏移值的最大值可以为：48*12-571＝5。因此，长度为571的序列的频域偏移值的取值范围为：{0,1,2,3,4,5}。
长度为1151的序列的频域偏移值的最大值可以为：96*12-1151＝1。因此，长度为1151的序列的频域偏移值的取值范围为：{0,1}。
可选地，20MHz的带宽、子载波间隔为15KHz的情况下，序列的长度可以为1151，频域偏移值为{0,1}其中的一个值；20MHz的带宽、子载波间隔为30KHz的情况下，序列的长度可以为571，频域偏移值为{0,1,2,3,4,5}中的一个值；20MHz的带宽、子载波间隔为60KHz的情况下，序列的长度可以为283，频域偏移值为{0,1,2,3,4,5}中的一个值。
频域偏移值可以由通讯节点通过控制信令隐式或者显式地指示给另一侧的通讯节点。
频域偏移值也可以由通讯节点自己决定。
需要说明的是，频域起始位置的精度(或者称为单位)可以为：M1个数据子载波、N1个RACH子载波或L1个RB；其中，M1、N1及L1为正整数；频域偏移值的精度(或者称为单位)可以为：M2个数据子载波、N2个RACH子载波或L2个RB；其中，M2、N2及L2为正整数。
实施例五
序列的个数为2个。序列的长度可以为小于可用数据子载波数目*H4或者RACH子载波数目*H4的任意数。其中，H4为正整数。即不同于LTE技术与NR技术中的序列长度的集合{139,839}中的序列长度。例如，序列的长度可以为6、12、18、24、139、283、571、1151或者小于系统中可用数据子载波数目或者RACH子载波数目的任意数。
2个序列的长度可以相同或不同。在2个序列的长度相同的情况下，序列的配置方式中的映射信息(包括频域起始位置、频域偏移值、或不同序列之间的频域间隔)与上述实施例一中的内容一致，在此不再赘述。
可选地，20MHz的带宽、子载波间隔为15KHz的情况下，当序列的个数为2时，序列的长度可以为571，2个序列可以连续映射或者不连续映射；20MHz的带宽、子载波间隔为15KHz的情况下，当序列的个数为4时，序列的长度可 以为283，4个序列可以连续映射或者不连续映射；20MHz的带宽、子载波间隔为30KHz的情况下，当序列的个数为2时，序列的长度可以为283，2个序列可以连续映射或者不连续映射。
图4为2个序列长度不同情况下的示意图。如图4所示，2个序列对应于不同长度的初始序列。序列可以为初始序列、或者将初始序列中的各个元素的相位旋转相同的角度(也就是将初始序列的整体相位旋转一定的角度)得到的序列、或者将初始序列中的各个元素的相位旋转不同的角度得到的序列。2个序列之间不存在相位关系。
可选地，一个序列的长度可以为283，另一个序列的长度可以为571。
在一种可能的实施方式中，通讯节点通过控制信令通知另一侧的通信节点序列的频域起始位置和频域偏移值。
可选地，通讯节点通过控制信令通知另一通讯节点序列的频域起始位置、频域偏移值或者不同序列之间的频域间隔中的至少一项。
频域起始位置的精度(或者称为单位)为：H1或者1/H1个数据子载波、H1或者1/H1个RACH子载波、或H1或者1/H1个RB；其中，H1为正整数，/代表除。
频域偏移值的精度(或者称为单位)为：H2或者1/H2个数据子载波、H2或者1/H2个RACH子载波、或H2或者1/H2个RB；其中，H2为正整数，/代表除。
不同序列之间的频域间隔的精度(或者称为单位)为：H3或者1/H3个数据子载波、H3或者1/H3个RACH子载波、或H3或者1/H3个RB；其中，H3为正整数，/代表除。
序列的一种配置方式中，除了包括序列的个数、序列的长度、每个序列中各元素的相位旋转角度中的至少一项以外，还可以包括：各个序列的频域起始位置和频域偏移值；或者，其中一个序列的频域起始位置和频域偏移值，以及两个序列之间的间隔。
需要说明的是，两个序列的频域偏移值可能相同或者不同。在两个序列的频域偏移值不同的情况下，上述序列的配置方式中还可以包括另一个序列的频域偏移值。
需要说明的是，序列之间的间隔可以是序列的起始点位置之间的距离；也可以是序列的终点位置之间的距离；也可以是其中一个序列的一端与另一个序列的另一端之间的距离。序列之间的频域间隔可以由通讯节点采用控制信令通知另一侧的通讯节点、或者预先定义组合供另一侧的通讯节点选择、或者预先 保存在另一侧的通讯节点中，或者通讯节点自己决定。
可选地，序列的长度为283或571时，每个序列对应的频域偏移值长度为{0,1,2,3,4,5}其中的一个值。
实施例六
序列的个数为多个。序列的长度可以为小于可用数据子载波数目*H4或者RACH子载波数目*H4的任意数。其中，H4为正整数。即不同于LTE技术与NR技术中的序列长度的集合{139,839}中的序列长度。例如，序列的长度可以为283、571或1151。
序列可以为初始序列、或者将初始序列中的各个元素的相位旋转相同的角度(也就是将初始序列的整体相位旋转一定的角度)得到的序列、或者将初始序列中的各个元素的相位旋转不同的角度得到的序列。
多个序列的长度可以相同或不同。在多个序列的长度相同的情况下，序列的配置方式中的映射信息(例如频域起始位置、频域偏移值、或不同序列之间的频域间隔)与上述实施例一和实施三中的内容一致，在此不再赘述。
图5为3个序列长度不同情况下的示意图。如图5所示，3个序列对应于不同长度的初始序列，各个序列之间不存在相位关系。
可选地，序列的个数为4时，4个序列的长度可以有1、2、3或4种情况。
例如，4个序列的长度有1种情况时，4个序列的长度均相同。
4个序列的长度有2种情况时，其中2个序列的长度均为X，另外2个序列的长度均为Y；或者，其中3个序列的长度均为X，另外1个序列的长度为Y；X不等于Y。
4个序列的长度有3种情况时，其中2个序列的长度为X，1个序列的长度为Y，1个序列的长度为Z；X、Y、Z均不相同。
4个序列的长度有4种情况时，4个序列的长度均不相同。
序列的个数为8时，8个序列的长度可以有1、2、3、4、5、6、7或8种情况。
实施例七
在本实施例中，采用多个比特(bit)来标识不同的配置方式。本申请实施例可以由通讯节点采用控制信令通知另一侧通讯节点上述配置方式中的全部或部分内容。
可选地，如果采用2个比特标识配置方式，“00”代表用户设备(User  Equipment，UE)使用序列的个数为2，每个序列的长度为283，连续映射，两个序列之间有pi/4的相位旋转；“01”代表UE使用序列的个数为1，序列的长度为571；“10”代表UE使用序列的个数为2，每个序列的长度为139，非连续映射，频域间隔为25个RB；“11”代表UE使用序列的个数为4，每个序列的长度为283，连续映射，各个序列相对于前导序列的整体相位旋转角度为：[0pi/2 0pi/2]；依次对应的角度为0度，90度，90度，0度。
对于不同的系统带宽可能有不同的bit对应关系。
需要说明的是，本申请中所述的序列可以为随机接入序列、上/下行参考信号的传输序列、发现信号的序列、同步信号序列、测量信号、上行控制信道的传输序列或者下行控制信道的传输序列或其他信号传输等。
实施例八
本申请实施例可以采用不同的配置结合，来实现系统的性能与控制信息负载的平衡问题。
对于角度的旋转的精度的可选实施例。
对于一个新的序列有两个初始序列组成，两个序列之间有整体的相位关系，那么它们的相位取值较佳的点有四个，分别为[0度，90度，180度，270度]。
本申请实施例可以通过如下两种方式配置：
配置方法1:‘1’代表两个序列之间有0度的相位关系；‘0’代表两个序列之间有180度的相位关系。
配置方法2：‘00’代表两个序列之间有0度的相位关系；‘01’代表两个序列之间有90度的相位关系；‘10’代表两个序列之间有180度的相位关系；‘11’代表两个序列之间有270度的相位关系。
在系统配置中，在系统对相位精度要求较低或者系统负载较大或者其他情况下，可以选择配置方法1；在系统对相位精度要求较高或者系统负载较小或者其他情况下，可以选择配置方法2。
本申请实施例还提出一种信号发送装置，图6为本申请实施例的一种信号发送装置结构示意图一，包括：确定模块610，设置为确定序列的配置方式，所述配置方式包括序列的个数、序列的长度、序列中元素的相位旋转角度中的至少一项；生成模块620，设置为根据所述配置方式生成序列；映射及发送模块630，设置为将所述序列映射到信道资源并发送映射的所述序列。
在一种实施方式中，配置方式还包括：频域起始位置、频域偏移值、不同序列之间的频域间隔中的至少一项；所述映射及发送模块630，是设置为根据所 述频域起始位置、频域偏移值、不同序列之间的频域间隔中的至少一项，将所述序列映射到信道资源。
需要说明的是，随机接入序列的长度不同，可能对应不同或相同的映射规则(包括频域起始位置、频域偏移值或不同随机接入序列之间的频域间隔)。对于多个随机接入序列，各个随机接入序列之间可能存在一定的相位关系。
本申请实施例各装置中的各模块的功能可以参见上述方法实施例中的对应描述，在此不再赘述。
图7为本申请实施例的信号发送的通讯节点结构示意图，如图7所示，本申请实施例提供的通讯节点70包括：存储器703与处理器704。所述通讯节点70还可以包括接口701和总线702。所述接口701、存储器703与处理器704通过总线702相连接。所述存储器703设置为存储指令。所述处理器704被配置为读取所述指令以执行上述应用于通讯节点的方法实施例的技术方案，其实现原理和技术效果类似，此处不再赘述。
本申请提供一种存储介质，所述存储介质存储有计算机程序，所述计算机程序被处理器执行时实现上述实施例中的方法。
本领域内的技术人员应明白，本申请的实施例可提供为方法、系统、或计算机程序产品。因此，本申请可采用硬件实施例、软件实施例、或结合软件和硬件方面的实施例的形式。而且，本申请可采用在一个或多个其中包括有计算机可用程序代码的计算机可用存储介质(包括但不限于磁盘存储器和光学存储器等)上实施的计算机程序产品的形式。
本申请是参照根据本申请实施例的方法、设备(系统)、和计算机程序产品的流程图和/或方框图来描述的。应理解可由计算机程序指令实现流程图和/或方框图中的每一流程和/或方框、以及流程图和/或方框图中的流程和/或方框的结合。可提供这些计算机程序指令到通用计算机、专用计算机、嵌入式处理机或其他可编程数据处理设备的处理器以产生一个机器，使得通过计算机或其他可编程数据处理设备的处理器执行的指令产生用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的装置。
这些计算机程序指令也可存储在能引导计算机或其他可编程数据处理设备以特定方式工作的计算机可读存储器中，使得存储在该计算机可读存储器中的指令产生包括指令装置的制造品，该指令装置实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能。
这些计算机程序指令也可装载到计算机或其他可编程数据处理设备上，使得在计算机或其他可编程设备上执行一系列操作步骤以产生计算机实现的处 理，从而在计算机或其他可编程设备上执行的指令提供用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的步骤。

Claims (23)

  1. 一种信号发送方法，包括：
    确定序列的配置方式，所述配置方式包括序列的个数、序列的长度、序列中元素的相位旋转角度中的至少一项；
    根据所述配置方式生成序列；
    将所述序列映射到信道资源并发送映射的所述序列。
  2. 根据权利要求1所述的方法，其中，所述配置方式还包括：频域起始位置、频域偏移值、不同序列之间的频域间隔中的至少一项；
    所述将所述序列映射到信道资源，包括：根据所述频域起始位置、频域偏移值、不同序列之间的频域间隔中的至少一项，将所述序列映射到信道资源。
  3. 根据权利要求1所述的方法，其中，所述将所述序列映射到信道资源，包括：
    将生成的序列映射到所述信道资源的任意一个交错块的全部频域资源或部分频域资源；或者，
    将生成的序列映射到所述信道资源的任意多个交错块的全部频域资源或部分频域资源；
    所述频域资源为：M1或者1/M1个数据子载波、M1或者1/M1个随机接入信道RACH子载波、或M1或者1/M1个资源块RB；其中，M1为正整数，/代表除。
  4. 根据权利要求2所述的方法，其中，所述配置方式中的任意项的确定方式为：由控制信令通知、预先定义组合供通讯节点选择、预先保存在通讯节点中由控制信令触发、由控制信道通知或者由高层配置。
  5. 根据权利要求2所述的方法，其中，
    所述频域起始位置的精度为：H1或者1/H1个数据子载波、H1或者1/H1个RACH子载波、或H1或者1/H1个RB；其中，H1为正整数，/代表除。
  6. 根据权利要求2所述的方法，其中，
    所述频域偏移值的精度为：H2或者1/H2个数据子载波、H2或者1/H2个RACH子载波、或H2或者1/H2个RB；其中，H2为正整数，/代表除。
  7. 根据权利要求2所述的方法，其中，
    所述不同序列之间的频域间隔的精度为：H3或者1/H3个数据子载波、H3或者1/H3个RACH子载波、或H3或者1/H3个RB；其中，H3为正整数，/代表除。
  8. 根据权利要求1所述的方法，其中，所述序列的长度为6、12、18、24、139、283、571、1151或者小于系统中可用数据子载波数目*H4或者RACH子载波数目*H4的任意数；其中，H4为正整数。
  9. 根据权利要求2所述的方法，其中，
    在序列的长度为139、283或571的情况下，所述频域偏移值为：0、1、2、3、4或5；
    在序列的长度为1151的情况下，所述频域偏移值为0或1；
    在序列的长度为6、18或24的情况下，所述频域偏移值为：0、1、2、3、4、5或6；
    在序列的长度为12的情况下，所述频域偏移值为0或1。
  10. 根据权利要求1所述的方法，其中，所述序列中元素的相位旋转角度为：所述序列中每个元素相对于初始序列中所述每个元素对应元素的相位旋转角度；或者，所述序列中每个元素相对于其他序列中所述每个元素对应元素的相位旋转角度，所述其他序列为所述信号中除所述序列以外的序列。
  11. 根据权利要求10所述的方法，其中，所述初始序列为根据预定规则生成的序列、或者对所述生成的序列进行相应的操作得到的序列、或者预定义的序列。
  12. 根据权利要求11所述的方法，其中，在所述序列的个数为多个的情况下，多个序列对应相同的初始序列或者不同所述序列对应不同初始序列。
  13. 根据权利要求1所述的方法，其中，所述配置方式包括：
    序列的个数为1个；以及，
    所述序列中元素的相位旋转角度；其中，多个元素的相位旋转角度相同或不同。
  14. 根据权利要求1所述的方法，其中，所述配置方式包括：
    序列的个数为多个；以及，
    序列中元素的相位旋转角度；其中，同一个序列中多个元素的相位旋转角度相同或不同；不同序列中元素的相位旋转角度相同或不同。
  15. 根据权利要求2所述的方法，其中，所述配置方式包括：
    序列的个数为2个；以及，
    第一个序列的频域起始位置和每个序列的频域偏移值；以及，
    不同序列之间的频域间隔，或者第二个序列的频域起始位置。
  16. 根据权利要求2所述的方法，其中，所述配置方式包括：
    序列的个数为多个；以及，
    第一个序列的频域起始位置和每个序列的频域偏移值；以及，
    相邻序列之间的频域间隔。
  17. 根据权利要求2所述的方法，其中，所述配置方式包括：
    序列的个数为多个；以及，
    每个序列的频域起始位置和频域偏移值。
  18. 根据权利要求2所述的方法，其中，所述配置方式包括：
    序列的个数为多个；以及，
    第一个序列的频域起始位置和每个序列的频域偏移值；以及，
    除所述第一个序列以外的其他序列的频域起始位置，或者所述其他序列相对所述第一序列的频域间隔，或者所述其他序列与指定的序列之间的频域间隔。
  19. 根据权利要求2所述的方法，其中，所述配置方式包括：
    序列的个数为多个；以及，
    每个序列的长度；其中，所述多个序列的长度相同或不同。
  20. 一种信号发送装置，所述装置包括：
    确定模块，设置为确定序列的配置方式，所述配置方式包括序列的个数、序列的长度、序列中元素的相位旋转角度中的至少一项；
    生成模块，设置为根据所述配置方式生成序列；
    映射及发送模块，设置为将所述序列映射到信道资源并发送映射的所述序列。
  21. 根据权利要求20所述的装置，其中，所述配置方式还包括：频域起始位置、频域偏移值、不同序列之间的频域间隔中的至少一项；
    所述映射及发送模块，设置为根据所述频域起始位置、频域偏移值、不同序列之间的频域间隔中的至少一项，将所述序列映射到信道资源。
  22. 一种信号发送的通讯节点，包括：处理器及存储器；
    所述存储器设置为存储指令；
    所述处理器被配置为读取所述指令以执行如权利要求1至19中任一所述的 方法。
  23. 一种存储介质，存储有计算机程序，所述计算机程序被处理器执行时实现权利要求1至19任一项所述的方法。
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