WO2018028706A1

WO2018028706A1 - Signal sending apparatus, signal reception apparatus, and method

Info

Publication number: WO2018028706A1
Application number: PCT/CN2017/097265
Authority: WO
Inventors: 刘鹍鹏
Original assignee: 华为技术有限公司
Priority date: 2016-08-12
Filing date: 2017-08-11
Publication date: 2018-02-15

Abstract

Disclosed in the present application is a signal sending method, which relates to the field of communications. The method comprises: a first network device sends X first signals and Y second signals, each second signal being associated with at least one first signal, X being an integer greater than or equal to 1, and Y being an integer greater than or equal to 1. Each first signal carries OFDM symbol index information, the OFDM symbol index information indicates an index of an OFDM symbol where the first signal is located in a first time unit, each second signal carries first time unit index information, and the first time unit index information indicates an index of the first time unit where the second signal is located in a second time unit, that is, a combination of a second signal and an associated first signal can locate the position of the OFDM symbol where the first signal is located in the second time unit.

Description

Signal transmitting device, signal receiving device and method

This application claims priority to Chinese Patent Application No. 201610669793.5, entitled "Signal Transmitting Device, Signal Receiving Device and Method", filed on August 12, 2016, and on October 13, 2016 The priority of the Chinese Patent Application No. 201610894800.1, the disclosure of which is incorporated herein in

Technical field

The present application relates to the field of communications, and in particular, to a signal transmitting apparatus, a signal receiving apparatus, and a method.

Background technique

In the Long-Term Evolution (LTE) technology, when a user equipment (UE) performs a cell search, it needs to perform frame synchronization with an evolved base station (eNB) corresponding to the cell.

In LTE using Time Division Duplexing (TDD) or Frequency Division Duplexing (FDD), the UE first uses a pre-stored primary synchronization sequence to correlate with a radio frame transmitted by the eNB, and according to The maximum correlation peak determines the location of the Primary Synchronization Channel (PSCH) in the radio frame. After determining the location of the PSCH, the UE further determines the SSCH according to the positional relationship between the PSCH and the Secondary Synchronization Channel (SSCH). The location in the radio frame, thereby determining the frame boundary of the radio frame based on the location of the SSCH and completing the frame synchronization.

Since only one beam is used for radio frame transmission in LTE, the UE can complete frame synchronization through a pair of synchronization signals; in the fifth generation mobile communication technology (5th-Generation, 5G), each radio frame is used at different times. Different beams are transmitted, and the positions of the synchronization signals in different beams are different in the radio frame, and the frame synchronization of the radio frame cannot be realized by using the above frame synchronization mechanism.

Summary of the invention

In order to solve the problem that the existing synchronization mechanism cannot achieve the frame synchronization of the radio frame in the different positions of the synchronization signals in the different frames, the embodiment of the present application provides a signal sending apparatus, a signal receiving apparatus, and a method. The technical solution is as follows:

In a first aspect, a signal transmission method is provided, the method comprising:

The first network device transmits X first signals, and Y second signals, each of the second signals being associated with at least one of the first signals, X being an integer ≥1, and Y being an integer ≥1 ;

The first signal carries orthogonal frequency division multiplexing OFDM symbol index information, where the OFDM symbol index information indicates an index of an OFDM symbol in which the first signal is located in a first time unit, and the second signal carries a first time unit index information, the first time unit index information indicating an index of a first time unit in which the second signal is located in a second time unit, and one of the second time units includes at least two a first time unit, each of the first time units comprising at least two OFDM symbols.

In the solution shown in the above first aspect, the first network device sends X first signals and Y second signals when transmitting a signal, and each second signal is associated with at least one first signal; wherein the first The OFDM symbol index information carried by a signal indicates an index of the OFDM symbol in which the first signal is located in the first time unit, and the second signal carries the first time unit index information indicating that the first time unit in which the second signal is located is in the second The index in the time unit, ie the combination of a second signal and an associated first signal, can locate the position of the OFDM symbol in which the first signal is located in the second time unit.

The second time unit includes at least two of the first time units, each of the first time units includes at least two OFDM symbols, and the second network device detects one of the X first signals sent by the first network device. a signal and a second signal of the Y second signals, obtaining OFDM symbol index information according to the one first signal, and obtaining first time unit index information according to the one second signal, to determine that the first signal is Position in the second time unit to achieve frame timing

Optionally, among the X first signals and the Y second signals, an associated first signal and a second signal are located in the same transmit beam.

Optionally, among the X first signals and the Y second signals, the associated one of the first signals and the second signal are in the same first time unit.

Optionally, for the same cell or super cell super cell,

The first signal is a synchronization signal, and the second signal is a broadcast signal;

Or the first signal is a broadcast signal, and the second signal is a synchronization signal;

Alternatively, the first signal is a synchronization signal and the second signal is a synchronization signal.

Optionally, the synchronization signal includes a primary synchronization signal and a secondary synchronization signal;

Or the synchronization signal includes a primary synchronization signal, a secondary synchronization signal, and a third synchronization signal eSSS;

Each of the synchronization signals includes a primary synchronization signal and a secondary synchronization signal that are in the same first time unit.

Optionally, the first time unit is a subframe or a time slot.

Optionally, for the same cell or the super cell super cell, the first signal is a synchronization signal, and an index of the OFDM symbol where the first signal is located in the first time unit is indicated by a different sequence of the synchronization signal. .

Optionally, for the same cell or the super cell, the sequence of the primary synchronization signal in the synchronization signal transmitted on the different OFDM symbols is used to indicate that the corresponding OFDM symbol is in a first time unit of the transmission synchronization signal. An index within the first time unit;

In each different first time unit of the transmission synchronization signal, the sequence of the primary synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.

Optionally, for the same cell or the super cell, the sequence of the secondary synchronization signal in the synchronization signal transmitted on the different OFDM symbols is used to indicate that the corresponding OFDM symbol is in a first time unit of the transmission synchronization signal. An index within the first time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each different first time unit that transmits the synchronization signal and belongs to the same field;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.

Optionally, for the same cell or the super cell, the sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate the corresponding OFDM in a first time unit of the transmission synchronization signal. The index of the symbol in the first time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

In a first time unit of the transmission synchronization signal, the sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same, and the sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal;

Optionally, for the same cell or the super cell, the sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate the corresponding OFDM in a first time unit of the transmission synchronization signal. An index of the symbol within the first time unit, and a sequence of primary synchronization signals in the synchronization signal transmitted on the different OFDM symbols, used to indicate an index of the first time unit in the second time unit;

Optionally, for the same cell or the super cell, the sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate the corresponding OFDM in a first time unit of the transmission synchronization signal. An index of the symbol within the first time unit, and a sequence of secondary synchronization signals in the synchronization signal transmitted on the different OFDM symbols, used to indicate an index of the first time unit in the second time unit;

Optionally, for the same cell or the super cell, the sequence of the primary synchronization signal in the synchronization signal transmitted on the different OFDM symbols is used to indicate that the corresponding OFDM symbol is in a first time unit of the transmission synchronization signal. An index within the first time unit, and a sequence of secondary synchronization signals in the synchronization signal transmitted on the different OFDM symbols, used to indicate an index of the first time unit in the second time unit;

The sequences of the primary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units of the transmission synchronization signal.

Optionally, for the same cell or the super cell, the sequence of the secondary synchronization signal in the synchronization signal transmitted on the different OFDM symbols is used to indicate that the corresponding OFDM symbol is in a first time unit of the transmission synchronization signal. An index within the first time unit, and a sequence of primary synchronization signals in the synchronization signal transmitted on the different OFDM symbols, used to indicate an index of the first time unit in the second time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units that transmit the synchronization signal and belong to the same field.

Optionally, for the same cell or the super cell, the sequence of the primary synchronization signal in the synchronization signal is used to identify the cell ID information in a cell ID group.

The sequence of the secondary synchronization signals in the synchronization signal is used to identify information of the cell ID group.

Optionally, for the same cell or the super cell super cell, when the first signal is a synchronization signal, and the second signal is a broadcast signal,

The first time unit index information in which the broadcast signal is located is explicitly indicated in the signaling of the broadcast signal;

And/or, the scrambling code of the broadcast signal carries the first time unit index information;

And/or, the first time unit index information is carried in a mask of the cyclic redundancy check code CRC of the broadcast signal.

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The scrambling code of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.

The CRC mask of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.

Optionally, for the same cell or super cell super cell, the maximum number of indexes of the first time unit is less than or equal to the number of first time units in one second time unit.

Optionally, for the same cell or the super cell super cell, the location of the first time unit in which the first network device sends the first signal in a second time unit is changeable.

Optionally, for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the second signal in a second time unit is changeable.

Optionally, for the same cell or the super cell super cell, the number of the first time unit occupied by the first network device when the first signal is sent in a second time unit is changeable.

Optionally, for the same cell or the super cell super cell, the number of the first time units occupied by the first network device when the second signal is sent in a second time unit may be changed.

Optionally, for the same cell or super cell super cell, the time-frequency resource corresponding to the first signal and the first The time-frequency resources corresponding to the two signals are associated.

Optionally, for the same cell or the super cell, the time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are frequency-division multiplexed in the same OFDM symbol;

or,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are time-division multiplexed in different OFDM symbols.

In a second aspect, a signal receiving method is provided, the method comprising:

The second network device detects a first one of the X first signals sent by the first network device and a second signal of the Y second signals, where X is an integer ≥1, and Y is an integer ≥1 ;

Obtaining, by the second network device, OFDM symbol index information according to the one first signal, and obtaining first time unit index information according to the one second signal, where the OFDM symbol index information indicates that the first signal is located An index of the OFDM symbol in the first time unit, the first time unit index information indicating an index of the first time unit in which the second signal is located in the second time unit, and one of the second time units includes at least Two of said first time units, each of said first time units comprising at least two OFDM symbols.

Optionally, for the same cell or super cell super cell, the first signal is a synchronization signal, and the second signal is a broadcast signal;

Optionally, the first time unit is a subframe or a time slot.

Optionally, for the same cell or super cell super cell, in a first time unit that transmits the synchronization signal, a sequence of secondary synchronization signals in synchronization signals transmitted on different OFDM symbols, used to indicate an index of the corresponding OFDM symbol in the first time unit;

Optionally, for the same cell or the super cell super cell, the location of the first time unit in which the first network device sends the second signal in a second time unit is changeable.

Optionally, for the same cell or the super cell, the time-frequency resource corresponding to the first signal is associated with the time-frequency resource corresponding to the second signal.

or,

In a third aspect, an embodiment of the present application provides a signal sending apparatus, where the signal sending apparatus includes at least one unit, and the at least one unit is used to implement the foregoing first aspect or various optional implementation manners of the first aspect. Signal transmission method.

In a fourth aspect, an embodiment of the present application provides a signal detecting apparatus, where the signal detecting apparatus includes at least one unit, where the at least one unit is configured to implement the at least one unit, where the at least one unit is used to implement the second aspect or the foregoing A signal receiving method provided by various alternative implementations of the two aspects.

In a fifth aspect, the embodiment of the present application provides a network device, where the network device includes: a processor and a memory; the memory stores at least one instruction, at least one program, a code set, or an instruction set; and the processor performs at least one The instructions, the at least one program, the code set, or the set of instructions implement the signal transmission methods provided by the first aspect or various alternative implementations of the first aspect.

In a sixth aspect, the embodiment of the present application provides a network device, where the network device includes: a processor and a memory; the memory stores at least one instruction, at least one program, a code set, or an instruction set; and the processor performs at least one The instructions, the at least one program, the code set, or the set of instructions implement the signal receiving methods provided by the various alternative implementations of the second aspect or the second aspect above.

In a seventh aspect, the embodiment of the present application further provides a computer readable medium, where the computer readable storage medium stores at least one instruction, at least one program, a code set, or a set of instructions, the at least one instruction, at least one program, The code set or the set of instructions may be executed by a processor of the network device to implement instructions of the signaling method provided by the manner, or the at least one instruction, the at least one program, the code set or the set of instructions may be executed by a processor of the network device to An instruction to implement the signal receiving method provided by the second aspect or various alternative implementations of the second aspect.

DRAWINGS

1 is an architectural diagram of a network environment involved in the present application;

2 is a schematic structural diagram of a network device according to an embodiment of the present application;

3 is a flowchart of a signal sending method provided by an embodiment of the present application;

4 is a schematic diagram of a second time unit division involved in the embodiment shown in FIG. 3;

FIG. 5 is a schematic diagram of resource mapping involved in the embodiment shown in FIG. 3; FIG.

6 to 8 are schematic diagrams of three resource mappings involved in the embodiment shown in FIG. 3;

9 is a block diagram of a signal transmitting apparatus according to an embodiment of the present application;

FIG. 10 is a block diagram of a signal receiving apparatus according to an embodiment of the present application.

detailed description

In order to make the objects, technical solutions and advantages of the present application more clear, the embodiments of the present application will be further described in detail below with reference to the accompanying drawings.

It should be understood that "a number" as referred to herein means one or more, and "a plurality" means two or more. "and/or", describing the association relationship of the associated objects, indicating that there may be three relationships, for example, A and/or B, which may indicate that there are three cases where A exists separately, A and B exist at the same time, and B exists separately. The character "/" generally indicates that the contextual object is an "or" relationship.

FIG. 1 is a structural diagram of a network environment involved in the present application. The network environment includes the following network devices: a first network device 110 and a second network device 120.

The first network device 110 and the second network device 120 are in the same wireless system. For example, the first network device 110 may be a wireless access device, and the second network device 120 may be a terminal (as shown in FIG. 1); or, contrary to FIG. 1, the first network device 110 may be a terminal, and The second network device 120 can be a wireless access device.

The wireless access device may be an independent base station, such as a macro base station, a micro base station, or a pico base station, or the wireless access device may also be a distributed base station that constitutes a cloud wireless access network, or the wireless access device may also be wireless. router.

The above terminals may include various handheld devices with wireless communication functions, in-vehicle devices, Internet of things devices, wearable devices, computing devices or other processing devices connected to wireless modems, and various forms of user equipment (English: User Equipment, Abbreviations: UE), mobile station (English: Mobile station, abbreviation: MS), terminal (terminal), terminal equipment (Terminal Equipment), soft terminal, and so on. For convenience of description, in the present application, the above mentioned devices are collectively referred to as a terminal or a UE.

In the solution shown in the present application, the first network device 110 can transmit signals on a plurality of different beams.

FIG. 2 is a schematic structural diagram of a network device 20 according to an embodiment of the present disclosure. The network device 20 may be implemented as the first network device 110 or the second network device 120 in the network environment shown in FIG. 1 . As shown in FIG. 2, the network device 20 can include a processor 21 and a communication interface 24.

The processor 21 may include one or more processing units, which may be a central processing unit (CPU) or a network processor (NP).

Communication interface 24 may include a wired network interface, such as an Ethernet interface or a fiber optic interface, and may also include a wireless network interface, such as a cellular mobile network interface. For example, when the network device is a wireless access device, the communication interface 24 can include both a wired network interface and a wireless network interface, and the wired network interface can be used to connect the network device 20 with an upper layer network device in the wireless system, and the wireless network interface can be Used to communicate with terminals within the signal coverage. Alternatively, when the network device is a terminal, the communication interface 24 may only include a wireless network interface for communicating with the wireless access device or other terminals.

Optionally, the network device 20 may further include a memory 23, and the processor 21 may be connected to the memory 23 and the communication interface 24 by using a bus.

The memory 23 stores at least one instruction, at least one program, code set or instruction set, and the at least one instruction, at least one program, code set or instruction set is loaded and executed by the processor 21 to implement the following in the subsequent embodiments of the present application. a step of transmitting a signal performed by a network device; or the at least one instruction, the at least one program, the code set, or the set of instructions is loaded and executed by the processor 21 to implement related signal reception performed by the second network device in subsequent embodiments A step of.

For example, in FIG. 2, memory 23 can be used to store software program 23a, which can be executed by processor 21. In addition, various types of service data or user data can also be stored in the memory 23.

Optionally, as shown in FIG. 2, when the network device 20 is implemented as the first network device 110 in the network environment shown in FIG. 1, the software program 23a may include: a signal sending module 23a1;

The signal transmitting module 23a1 is configured to transmit X first signals and Y second signals, each second signal is associated with at least one first signal, X is an integer ≥1, and Y is an integer ≥1.

Optionally, as shown in FIG. 2, when the network device 20 is implemented as the second network device 120 in the network environment shown in FIG. 1, the software program 23a may include: a detecting module 23a2 and an information obtaining module 23a3;

The detecting module 23a2 is configured to detect one of the X first signals sent by the first network device and one of the Y second signals;

The information obtaining module 23a3 is configured to obtain OFDM symbol index information according to the one first signal, and obtain first time unit index information according to the one second signal, where the OFDM symbol index information indicates that the first signal is located An index of the OFDM symbol in the first time unit, the first time unit index information indicating an index of the first time unit in which the second signal is located in the second time unit, and one of the second time units At least two of said first time units, each of said first time units comprising at least two OFDM symbols.

Optionally, the network device 20 may further include an output device 25 and an input device 27. The output device 25 and the input device 27 are connected to the processor 21. The output device 25 may be a display for displaying information, a power amplifier device or a printer that plays sound, and the output device 25 may further include an output controller for providing output to a display screen, a power amplifier device, or a printer. The input device 27 can be a device such as a mouse, keyboard, electronic stylus or touch panel for user input information, and the input device 27 can also include an output controller for receiving and processing from the mouse, keyboard, electronics Input from devices such as stylus or touch panel.

In addition, the embodiment of the present application further provides a computer readable storage medium, where the computer readable storage medium stores at least one instruction, at least one program, a code set, or a set of instructions, the at least one instruction, at least one program, and a code set. Or the set of instructions may be executed by a processor of the network device to perform the steps of signal transmission performed by the first network device in subsequent embodiments of the present application; or the at least one instruction, the at least one program, the code set, or the set of instructions may be The processor of the network device performs the steps of signal reception performed by the second network device in various subsequent embodiments of the present application.

The above computer readable storage medium may be a ROM, a random access memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, and an optical data storage device.

Please refer to FIG. 3, which is a flowchart of a signaling method provided by an embodiment of the present application. This method can be used In the first network device 110 of the network environment shown in FIG. As shown in FIG. 3, the signal sending method may include:

Step 301: The first network device sends X first signals, and Y second signals, each second signal is associated with at least one first signal, X is an integer ≥1, and Y is an integer ≥1.

In the embodiment of the present invention, the radio resource may be divided according to the second time unit in the time domain, where each second time unit includes at least two first time units, and each of the first time units includes at least two OFDM units. symbol. The second time unit may be one radio frame, or the second time unit may be smaller than one radio frame (such as half a radio frame), or the second time unit is larger than one radio frame (such as two or more. Wireless frame) and so on. The subsequent content of the embodiment of the present invention is described by taking a second time unit as a radio frame as an example.

The first signal carries the OFDM (Orthogonal Frequency Division Multiplexing) symbol index information, where the OFDM symbol index information indicates that the OFDM symbol of the first signal is in the first cell or the super cell super cell. An index in a time unit, where the second signal carries first time unit index information, where the first time unit index information indicates an index of the first time unit where the second signal is located in the radio frame, where the radio frame includes At least two of the first time units, each of the first time units comprising at least two OFDM symbols.

Each of the X first signals included in the radio frame indicates an index of the OFDM symbol in which the OFDM symbol is located in the first time unit, that is, the OFDM symbol in which the OFDM symbol is located is in a first time unit. a first OFDM symbol, and each of the X second signals included in the radio frame indicates an index of a first time unit in which the second signal is located, that is, an indication that the second signal is in a radio frame Several first time units. And, each of the second signals corresponds to the at least one first signal, that is, the combination of a first signal and a second signal may indicate a specific location of the OFDM symbol carrying the first signal in the radio frame.

For example, please refer to FIG. 4, which is a schematic diagram of radio frame division according to an embodiment of the present disclosure, where a radio frame includes N first time units, and each time unit includes at least two OFDM symbols ( 4 is shown in FIG. 4, wherein the indexes of the N first time units in the radio frame are S0, S1, ..., S(N-1), respectively, and the indexes in each of the first radio units are respectively A0, a1, a2, and a3, in FIG. 4, the index of the OFDM symbol indicated by the OFDM symbol index information carried in a certain first signal in the first wireless unit is a1, and the second associated with the first signal The signal, the index of the first wireless unit indicated by the first time unit index information carried in the radio frame is S1, and the combination of the first signal and the second signal can indicate that the OFDM symbol carrying the first signal is in the wireless The position in the frame is an OFDM symbol indexed by a1 (ie, a second OFDM symbol) in the first radio unit (ie, the second first time unit) indexed by S1.

Optionally, for the same cell or the super cell, the first signal is a synchronization signal, and the second signal is a broadcast signal; or the first signal is a broadcast signal, and the second signal is a synchronization signal; or The first signal is a synchronization signal, and the second signal is a synchronization signal.

Optionally, among the X first signals, and the Y second signals, an associated first signal and a second signal are located in the same transmit beam.

In the embodiment of the present application, the first network device may send the X first signals and the Y second signals by using different beams, and the associated first signal and the second signal are sent in the same beam. .

For example, if the first network device is a base station and the base station supports 12 beams, 12 sets of mutually associated first and second signals may be preset in the base station, and the 12 sets of mutually associated first and second signals are respectively configured. Corresponding to the location of different OFDM symbols in the radio frame. When the base station transmits a signal, a set of associated first and second signals are transmitted on each beam.

Optionally, in the X first signals, and the Y second signals, the associated one of the first signals and the second signal are in the same first time unit.

For example, taking FIG. 4 as an example, the index of the OFDM symbol indicated in a certain first signal in the first wireless unit is a1, and the index of the first time unit indicated by the second signal associated with the first signal is S1, the first signal is sent on an OFDM symbol indexed as a1 in a first time unit indexed by S1, and the associated second signal may be sent on an OFDM symbol with the same index a1, or may be indexed Transmitted on other OFDM symbols in the first time unit of S1.

The primary sync signal and the secondary sync signal included in each sync signal are in the same first time unit.

For example, please refer to FIG. 5, which is a schematic diagram of resource mapping according to an embodiment of the present disclosure, which shows a partial frequency band of each OFDM symbol in two first time units in the same cell or super cell super cell. The carried signal, where each first time unit includes 4 OFDM symbols (one 8 OFDM symbols, numbered 0-8), and different frequency bands on each OFDM symbol respectively carry PBCH (Physical broadcast channel, physical Broadcast channel), third synchronization signal eSSS, PSS (Primary Synchronization Signal), and SSS (Secondary Synchronization Signal). The signal carried in the PBCH is a broadcast signal.

In FIG. 5, the first signal may be a synchronization signal (any one of eSSS, PSS, and SSS) in each OFDM symbol, and the second signal may be a signal in a PBCH in each OFDM symbol; or, first The signal may be a signal in a PBCH in each OFDM symbol, and the second signal may be a synchronization signal (eSSS, PSS, and SSS in each OFDM symbol); or, the first signal and the second signal may also They are any two of the synchronization signals (eSSS, PSS, and SSS).

Optionally, in addition to FIG. 5, the locations of the eSSS, the PSS, the SSS, and the PBCH may also be in other forms. For example, please refer to FIG. 6 to FIG. 8 , which illustrate three resource mappings involved in the embodiments of the present disclosure. schematic diagram.

Optionally, the first time unit is a subframe or a time slot.

For example, in FIG. 5, a first time unit may be one subframe, or a first time unit may be a time slot.

Optionally, for the same cell or the super cell super cell, the first signal is a synchronization signal, and an index of the OFDM symbol in the first time unit where the first signal is located is indicated by a different sequence of the synchronization signal.

For example, in combination with FIG. 4 and FIG. 5, each first time unit includes 4 OFDM symbols, and four sets of synchronization sequences may be set, such as Z0, Z1, Z2, and Z3, respectively, and each set of synchronization sequences corresponds to one OFDM index (a0). ~a3), for example, the correspondence can be as follows:

Z0——a0;

Z1——a1;

Z2——a2;

Z3——a3;

Wherein, when the first signal is a synchronization signal, the synchronization signal carried by the OFDM symbol in each first time unit in FIG. 5 may indicate OFDM symbol index information of the OFDM symbol, that is, the OFDM symbol is indicated at a first time. The index in the cell.

Optionally, for the same cell or super cell super cell,

a sequence of primary synchronization signals in a synchronization signal transmitted on different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

For example, taking FIG. 5 as an example, PSS B0 to PSS B3 belong to the previous first time unit, and PSS B4 to PSS B7 belong to the latter first time unit, and the position of PSS B0 in the previous first time unit is The PSS B4 has the same symbol position in the latter first time unit, and is the first OFDM symbol in the first time unit in which they are located. When the primary synchronization signal carries the first signal, in FIG. 5, the sequences in PSS B0 and PSS B4 are the same; and, in FIG. 5 at this time, the respective secondary synchronization signals belonging to the same first time unit (SSS B0 to SSS) The signal sequence of B3, or SSS B4~SSS B7) is also the same; in addition, if the two first time units shown in FIG. 5 belong to the same field in the radio frame, for example, both belong to the first half frame or both belong to the rear In the half frame, the sequences of the respective secondary synchronization signals in the two first time units are the same, that is, the above SSS B0 to SSS B7 are the same.

Optionally, for the same cell or super cell super cell,

a sequence of the secondary synchronization signals in the synchronization signals transmitted on the different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

For example, still taking FIG. 5 as an example, SSS B0 to SSS B3 belong to the previous first time unit, and SSS B4 to SSS B7 belong to the latter first time unit, and the position of SSS B0 in the previous first time unit The same symbol position as the SSS B4 in the latter first time unit is the first OFDM symbol in the first time unit in which they are located. When the secondary synchronization signal carries the first signal, if the two first time units shown in FIG. 5 belong to the same field in the radio frame, for example, both belong to the first half frame or belong to the second half frame, then SSS B0 and SSS The sequence in B4 is the same; and, in Fig. 5 at this time, the sequences of the respective main synchronizing signals in the two first time units are the same, that is, the above PSS B0 to PSS B7 are the same.

Optionally, for the same cell or super cell super cell,

A sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit in a first time unit of the transmission synchronization signal;

For example, still taking FIG. 5 as an example, eSSS B0 to eSSS B3 belong to the previous first time unit, and eSSS B4 to eSSS B7 belong to the latter first time unit, and the position of eSSS B0 in the previous first time unit The same symbol position as the eSSS B4 in the latter first time unit is the first OFDM symbol in the first time unit in which they are located. When the third synchronization signal carries the first signal, the sequence in the eSSS B0 is the same as that in the eSSS B4; and, in FIG. 5 at this time, the sequences of the respective primary synchronization signals in the two first time units are the same, that is, the above PSS B0 to PSS B7 are the same. Further, in FIG. 5 at this time, the signal sequences of the respective sub-synchronization signals (SSS B0 to SSS B3 or SSS B4 to SSS B7) belonging to the same first time unit are also the same; and, as shown in FIG. 5 The two first time units belong to the same field in the radio frame, for example, both belong to the first field or belong to the second field, and the sequences of the respective secondary synchronization signals in the two first time units are the same, that is, the above SSS B0 to SSS B7 are the same.

Optionally, for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of primary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the radio frame;

For example, still taking FIG. 5 as an example, when the third synchronization signal carries the first signal and the primary synchronization signal carries the second signal, the sequence in eSSS B0 and eSSS B4 is the same; each primary synchronization signal belonging to the same first time unit The signal sequences of (PSS B0 to PSS B3 or PSS B4 to PSS B7) are also the same. If the two first time units shown in FIG. 5 belong to the same field in the radio frame, for example, both belong to the first field or belong to the second field, then each of the two first time units is synchronized. The sequences are the same, that is, the above SSS B0 to SSS B7 are the same.

Optionally, for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of secondary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the radio frame;

In the different first time units of the transmission synchronization signal, the synchronization signals transmitted on different OFDM symbols The sequence of the primary sync signals is the same.

For example, in FIG. 5, when the third synchronization signal carries the first signal and the secondary synchronization signal carries the second signal, the sequence in eSSS B0 and eSSS B4 is the same; and, in FIG. 5, two The sequence of each primary synchronization signal in a time unit is the same, that is, the above PSS B0 to PSS B7 are the same.

Optionally, for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of the secondary synchronization signal in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the wireless frame;

For example, still taking FIG. 5 as an example, when the primary synchronization signal carries the first signal and the secondary synchronization signal carries the second signal, the sequences in PSS B0 and PSS B4 are the same.

Optionally, for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of primary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the wireless frame;

For example, if FIG. 5 is used as an example, when the secondary synchronization signal carries the first signal and the primary synchronization signal carries the second signal, if the two first time units shown in FIG. 5 belong to the same field in the radio frame, For example, if both belong to the first half frame or both belong to the second half frame, the sequences in the SSS B0 and the SSS B4 in the two first time units are the same.

Optionally, for the same cell or the super cell, the sequence of the primary synchronization signal in the synchronization signal is used to identify the cell ID information in a cell ID group; the sequence of the secondary synchronization signal in the synchronization signal is used. Information identifying the cell ID group.

In the embodiment of the present application, the synchronization signal may be used to carry the cell ID and the cell ID group corresponding to the signal, in addition to the first signal and/or the second signal.

The first time unit index information of the broadcast signal is explicitly indicated in the signaling of the broadcast signal;

And/or, the first time unit index information is carried in the mask of the cyclic redundancy check code CRC of the broadcast signal.

In the embodiment of the present application, when the broadcast signal carries the second signal, the first signal may be carried in the scrambling code and/or the mask of the broadcast signal, so as to be verified when the second network device parses the second signal.

The first time unit index information of the broadcast signal is explicitly indicated in the signaling of the broadcast signal; and,

The scrambling code of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or corresponds to the broadcast signal OFDM symbol index information of the synchronization signal.

In the embodiment of the present application, when the synchronization signal carries the first signal, and the broadcast signal carries the second signal, the OFDM symbol corresponding to the OFDM symbol where the broadcast signal is located may also be carried in the scrambling code of the broadcast signal (ie, the OFDM symbol) The index in the first time unit), or the OFDM symbol index information corresponding to the OFDM symbol in which the synchronization signal associated with the broadcast signal is located may also be carried in the scrambling code of the broadcast signal.

The CRC (Cyclic Redundancy Check) mask of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of the synchronization signal corresponding to the broadcast signal.

In the embodiment of the present application, when the synchronization signal carries the first signal, and the broadcast signal carries the second signal, the OFDM symbol corresponding to the OFDM symbol where the broadcast signal is located may also be carried in the CRC mask of the broadcast signal (ie, the OFDM The index of the symbol in the first time unit), or OFDM symbol index information corresponding to the OFDM symbol in which the synchronization signal associated with the broadcast signal is located may also be carried in the CRC mask of the broadcast signal.

Optionally, for the same cell or the super cell, the maximum number of indexes of the first time unit is less than or equal to the number of the first time units in one radio frame.

In this embodiment of the present application, the number of indexes of the first time unit should be less than or equal to the number of first time units in one radio frame.

Optionally, for the same cell or the super cell super cell, the location of the first time unit in which the first network device sends the first signal in one radio frame is changeable.

In the embodiment of the present application, the location of the first time unit of the first signal that can be sent in one radio frame is not fixed, but can be adaptively changed according to the actual application.

Optionally, for the same cell or the super cell super cell, the location of the first time unit in which the first network device sends the second signal in one radio frame is changeable.

In the embodiment of the present application, the location of the first time unit of the second signal that can be sent in one radio frame is not fixed, but can be adaptively changed according to the actual application.

Optionally, for the same cell or the super cell super cell, the number of the first time units occupied by the first network device when the first signal is sent in one radio frame is changeable.

In the embodiment of the present application, the number of the first time units occupied by the first signal sent in one radio frame is not fixed, but may be adaptively changed according to actual applications.

Optionally, for the same cell or super cell super cell,

The number of first time units occupied by the first network device when transmitting the second signal in one radio frame is changeable.

In the embodiment of the present application, the number of the first time units occupied by the second signal transmitted in one radio frame is not fixed, but may be adaptively changed according to actual applications.

For example, in FIG. 5 to FIG. 8 , in the embodiment of the present application, the first signal is associated with the second signal, and may be between the time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal. Associated with, corresponding to the first signal The time-frequency resource may determine the time-frequency resource corresponding to the associated second signal, or may determine the time-frequency resource corresponding to the associated first signal according to the time-frequency resource corresponding to the second signal.

Optionally, for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are frequency-division multiplexed in the same OFDM symbol;

or,

For example, taking FIG. 5 as an example, one of any two of PBCH, eSSS, PSS, and SSS is used to carry the first signal, and the other is used to carry the second signal, and for the associated first and second signals. The time-frequency resources of the two are in the same OFDM symbol, that is, occupy different sub-carriers or frequency bands in the same OFDM symbol, respectively.

Alternatively, taking FIG. 7 as an example, assuming that the PBCH is used to carry the first signal, the eSSS carries the second signal, or the PBCH carries the second signal, and the eSSS carries the second signal, then the associated first signal and the second signal The signal, the time-frequency resources of the two are in different OFDM symbols, that is, occupy different OFDM symbols on the same or different frequency bands.

Optionally, the number of sequences of the sequence set of the primary synchronization signal is smaller than the number of sequences of the sequence set of the secondary synchronization signal; or

The number of sequences of the sequence set of the primary synchronization signal is smaller than the number of sequences of the sequence set of the secondary synchronization signal, and the number of sequences of the sequence set of the secondary synchronization signal is smaller than the number of sequences of the sequence set of the third synchronization signal.

The above step 301 can be implemented by the processor 21 in the embodiment shown in FIG. 2 executing the signal sending module 23a1.

Step 302: The second network device detects a first one of the X first signals and a second signal of the Y second signals sent by the first network device.

In the embodiment of the present application, the first network device sends one of the X first signals and one of the Y second signals through different beams, and the second network device receives the detection signal. It is possible to detect only the first signal transmitted on one of the beams and the second signal associated with the first signal.

The above step 302 can be implemented by the processor 21 in the embodiment shown in FIG. 2 above executing the detecting module 23a2.

Step 303: The second network device obtains OFDM symbol index information according to the one first signal, and obtains first time unit index information according to the one second signal.

The OFDM symbol index information indicates an index of the OFDM symbol in which the first signal is located in the first time unit, and the first time unit index information indicates an index of the first time unit in which the second signal is located in the radio frame, The radio frame includes at least two of the first time units, each of the first time units including at least two OFDM symbols.

After the second network device detects the associated first signal and the second signal, the first signal may be determined according to the OFDM symbol index information indicated by the first signal and the first time unit index information indicated by the second signal. The position of the OFDM symbol in the radio frame, which in turn implements frame timing.

The above step 303 can be implemented by the processor 21 in the embodiment shown in FIG. 2 executing the information obtaining module 23a3.

In summary, in the solution shown in the embodiment of the present application, the first network device sends X first signals, and Y second signals, each of the second signals is associated with at least one of the first signals; The first signal carries orthogonal frequency division multiplexing OFDM symbol index information, where the OFDM symbol index information indicates an index of the OFDM symbol in which the first signal is located in a first time unit, and the second signal carries the first time unit index information. The first time unit index information indicates an index of the first time unit in which the second signal is located in the radio frame, and the radio frame includes at least two first time units, each of the first time units including at least Two OFDM symbols, the second network device detects a first one of the X first signals and a second signal of the Y second signals sent by the first network device, and obtains an OFDM symbol according to the first signal Indexing information, and obtaining first time unit index information according to the one second signal, to determine a position of the first signal in the radio frame, to implement frame timing.

Please refer to FIG. 9, which shows a block diagram of a signal transmitting apparatus provided by an embodiment of the present application. The device may be implemented in hardware or a combination of hardware and software as part or all of the first network device 110 of the network environment shown in FIG. 1 for performing all or part of the steps performed by the first network device in FIG. The device may include: a signal transmitting unit 901;

In the present embodiment, the device is presented in the form of a functional unit. A "unit" herein may refer to an application-specific integrated circuit (ASIC), circuitry, a processor and memory that executes one or more software or firmware programs, integrated logic circuitry, and/or other functions that provide the functionality described above. Device.

The signal transmitting unit 901 has the same or similar function as the signal transmitting module 23a1.

Please refer to FIG. 10, which shows a block diagram of a signal receiving apparatus provided by an embodiment of the present application. The device may be implemented as part or all of the second network device 120 of the network environment shown in FIG. 1 by hardware or a combination of hardware and software to perform all or part of the steps performed by the second network device in FIG. The apparatus may include: a detecting unit 1001 and an information obtaining unit 1002.

The detecting unit 1001 has the same or similar function as the detecting module 23a2.

The information obtaining unit 1002 has an information obtaining module 23a3.

The serial numbers of the embodiments of the present application are merely for the description, and do not represent the advantages and disadvantages of the embodiments.

Those skilled in the art can understand that all or part of the steps of implementing the above embodiments may be completed by hardware, or may be instructed by a program to execute related hardware, and the program may be stored in a computer readable storage medium.

The above is only the preferred embodiment of the present application, and is not intended to limit the present application. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application are included in the protection of the present application. Within the scope.

Claims

A signal transmitting device, characterized in that the device comprises:

a signal transmitting unit, configured to send X first signals, and Y second signals, each of the second signals being associated with at least one of the first signals, where X is an integer ≥1, and Y is ≥1 Integer

The first signal carries orthogonal frequency division multiplexing OFDM symbol index information, where the OFDM symbol index information indicates an index of an OFDM symbol in which the first signal is located in a first time unit, and the second signal carries a first time unit index information, the first time unit index information indicating an index of a first time unit in which the second signal is located in a second time unit, and one of the second time units includes at least two a first time unit, each of the first time units comprising at least two OFDM symbols.
The device of claim 1 wherein:

Of the X first signals, and the Y second signals, an associated first signal and a second signal are located in the same transmit beam.
The device of claim 1 wherein:

Of the X first signals, and the Y second signals, the associated one of the first signals and one of the second signals are in the same first time unit.
The apparatus according to claim 1, wherein for the same cell or super cell super cell,

The first signal is a synchronization signal, and the second signal is a broadcast signal;

Or the first signal is a broadcast signal, and the second signal is a synchronization signal;

Alternatively, the first signal is a synchronization signal and the second signal is a synchronization signal.
The device according to claim 4, characterized in that

The synchronization signal includes a primary synchronization signal and a secondary synchronization signal;

Or the synchronization signal includes a primary synchronization signal, a secondary synchronization signal, and a third synchronization signal eSSS;

Each of the synchronization signals includes a primary synchronization signal and a secondary synchronization signal that are in the same first time unit.
The apparatus according to any one of claims 1 to 5, wherein the first time unit is a subframe or a time slot.
The apparatus according to claim 4 or 5, wherein for the same cell or super cell super cell,

The first signal is a synchronization signal, and an index of the OFDM symbol in which the first signal is located in the first time unit is indicated by a different sequence of the synchronization signal.
The apparatus according to claim 7, wherein for the same cell or super cell super cell,

a sequence of primary synchronization signals in a synchronization signal transmitted on different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

In each different first time unit of the transmission synchronization signal, the sequence of the primary synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The apparatus according to claim 7, wherein for the same cell or super cell super cell,

a sequence of the secondary synchronization signals in the synchronization signals transmitted on the different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each different first time unit that transmits the synchronization signal and belongs to the same field;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.
The apparatus according to claim 7, wherein for the same cell or super cell super cell,

A sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit in a first time unit of the transmission synchronization signal;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

In a first time unit of the transmission synchronization signal, the sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same, and the sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The apparatus according to claim 7, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of primary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the second time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

Transmitting on different OFDM symbols in different first time units that transmit synchronization signals and belong to the same field The sequence of the secondary synchronization signals in the synchronization signal is the same.
The apparatus according to claim 7, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of secondary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the second time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.
The apparatus according to claim 7, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of the secondary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the second time unit;

The sequences of the primary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units of the transmission synchronization signal.
The apparatus according to claim 7, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of primary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the second time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units that transmit the synchronization signal and belong to the same field.
The apparatus according to any one of claims 8 to 14, wherein for the same cell or super cell supercell,

The sequence of the primary synchronization signal in the synchronization signal is used to identify cell ID information in a cell ID group;

The sequence of the secondary synchronization signals in the synchronization signal is used to identify information of the cell ID group.
The device according to any one of claims 7 to 14, wherein, for the same cell or super cell supercell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The first time unit index information in which the broadcast signal is located is explicitly indicated in the signaling of the broadcast signal;

And/or, the scrambling code of the broadcast signal carries the first time unit index information;

And/or, the first time unit index information is carried in a mask of the cyclic redundancy check code CRC of the broadcast signal.
The device according to any one of claims 7 to 14, wherein, for the same cell or super cell supercell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The scrambling code of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.
The device according to any one of claims 7 to 14, characterized in that, for the same cell or super cell super cell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The CRC mask of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.
The apparatus according to any one of claims 16 to 18, characterized in that, for the same cell or super cell super cell,

The maximum number of indexes of the first time unit is less than or equal to the number of first time units in one second time unit.
The apparatus according to any one of claims 1 to 19, characterized in that, for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the first signal in a second time unit is changeable.
The apparatus according to any one of claims 1 to 19, characterized in that, for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the second signal in a second time unit is changeable.
The apparatus according to any one of claims 1 to 19, characterized in that, for the same cell or super cell super cell,

The number of the first time units occupied by the first network device when transmitting the first signal in a second time unit is changeable.
The apparatus according to any one of claims 1 to 19, characterized in that, for the same cell or super cell super cell,

The number of the first time units occupied by the first network device when transmitting the second signal in a second time unit is changeable.
The apparatus according to any one of claims 1 to 23, characterized in that, for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal is associated with a time-frequency resource corresponding to the second signal.
The apparatus according to any one of claims 1 to 24, characterized in that, for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are frequency-division multiplexed in the same OFDM symbol;

or,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are time-division multiplexed in different OFDM symbols.
A signal receiving device, characterized in that the device comprises:

a detecting unit, configured to detect a first one of the X first signals sent by the first network device and a second signal of the Y second signals, where X is an integer ≥1, and Y is ≥1 Integer

An information obtaining unit, configured to obtain OFDM symbol index information according to the one first signal, and obtain first time unit index information according to the one second signal, where the OFDM symbol index information indicates that the first signal is located An index of the OFDM symbol in the first time unit, the first time unit index information indicating an index of the first time unit in which the second signal is located in the second time unit, and one of the second time units includes at least Two of said first time units, each of said first time units comprising at least two OFDM symbols.
The device of claim 26, wherein

Of the X first signals, and the Y second signals, an associated first signal and a second signal are located in the same transmit beam.
The device of claim 26, wherein

Of the X first signals, and the Y second signals, the associated one of the first signals and one of the second signals are in the same first time unit.
The apparatus according to claim 26, wherein for the same cell or super cell super cell,

The first signal is a synchronization signal, and the second signal is a broadcast signal;

Or the first signal is a broadcast signal, and the second signal is a synchronization signal;

Alternatively, the first signal is a synchronization signal and the second signal is a synchronization signal.
The device according to claim 29, wherein

The synchronization signal includes a primary synchronization signal and a secondary synchronization signal;

Or the synchronization signal includes a primary synchronization signal, a secondary synchronization signal, and a third synchronization signal eSSS;

Each of the synchronization signals includes a primary synchronization signal and a secondary synchronization signal that are in the same first time unit.
The apparatus according to any one of claims 26 to 30, wherein the first time unit is a subframe or a time slot.
The apparatus according to claim 29 or 30, wherein for the same cell or super cell super cell,

The first signal is a synchronization signal, and an index of the OFDM symbol in which the first signal is located in the first time unit is indicated by a different sequence of the synchronization signal.
The apparatus according to claim 32, wherein for the same cell or super cell super cell,

a sequence of primary synchronization signals in a synchronization signal transmitted on different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

In each different first time unit of the transmission synchronization signal, the sequence of the primary synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The apparatus according to claim 32, wherein for the same cell or super cell super cell,

a sequence of the secondary synchronization signals in the synchronization signals transmitted on the different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each different first time unit that transmits the synchronization signal and belongs to the same field;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.
The apparatus according to claim 32, wherein for the same cell or super cell super cell,

A sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit in a first time unit of the transmission synchronization signal;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

In a first time unit of the transmission synchronization signal, the sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same, and the sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The apparatus according to claim 32, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of primary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the second time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The apparatus according to claim 32, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of secondary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the second time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.
The apparatus according to claim 32, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of the secondary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the second time unit;

The sequences of the primary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units of the transmission synchronization signal.
The apparatus according to claim 32, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of primary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the second time unit;

The same OFDM symbol index pair in each different first time unit that transmits the synchronization signal and belongs to the same field The sequence of the secondary synchronization signals on the OFDM symbol should be the same.
The apparatus according to any one of claims 31 to 39, characterized in that, for the same cell or super cell super cell,

The sequence of the primary synchronization signal in the synchronization signal is used to identify cell ID information in a cell ID group;

The sequence of the secondary synchronization signals in the synchronization signal is used to identify information of the cell ID group.
The device according to any one of claims 30 to 39, wherein, for the same cell or super cell super cell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The first time unit index information in which the broadcast signal is located is explicitly indicated in the signaling of the broadcast signal;

And/or, the scrambling code of the broadcast signal carries the first time unit index information;

And/or, the first time unit index information is carried in a mask of the cyclic redundancy check code CRC of the broadcast signal.
The device according to any one of claims 30 to 39, wherein, for the same cell or super cell super cell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The scrambling code of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.
The device according to any one of claims 30 to 39, wherein, when the first signal is a synchronization signal and the second signal is a broadcast signal, for the same cell or super cell super cell,

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The CRC mask of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.
The apparatus according to any one of claims 41 to 43, wherein for the same cell or super cell super cell,

The maximum number of indexes of the first time unit is less than or equal to the number of first time units in one second time unit.
The apparatus according to any one of claims 26 to 44, wherein for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the first signal in a second time unit is changeable.
The apparatus according to any one of claims 26 to 44, wherein for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the second signal in a second time unit is changeable.
The apparatus according to any one of claims 26 to 44, wherein for the same cell or super cell super cell,

The number of the first time units occupied by the first network device when transmitting the first signal in a second time unit is changeable.
The apparatus according to any one of claims 26 to 44, wherein for the same cell or super cell super cell,

The number of the first time units occupied by the first network device when transmitting the second signal in a second time unit is changeable.
The apparatus according to any one of claims 26 to 48, wherein for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal is associated with a time-frequency resource corresponding to the second signal.
The apparatus according to any one of claims 26 to 49, characterized in that, for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are frequency-division multiplexed in the same OFDM symbol;

or,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are time-division multiplexed in different OFDM symbols.
A signal transmitting method, characterized in that the method comprises:

The first network device transmits X first signals, and Y second signals, each of the second signals being associated with at least one of the first signals, X being an integer ≥1, and Y being an integer ≥1 ;

The first signal carries orthogonal frequency division multiplexing OFDM symbol index information, where the OFDM symbol index information indicates an index of an OFDM symbol in which the first signal is located in a first time unit, and the second signal carries a first time unit index information, the first time unit index information indicating an index of a first time unit in which the second signal is located in a second time unit, and one of the second time units includes at least two a first time unit, each of the first time units comprising at least two OFDM symbols.
The method of claim 51 wherein:

Of the X first signals, and the Y second signals, an associated first signal and a second signal are located in the same transmit beam.
The method of claim 51 wherein:

Of the X first signals, and the Y second signals, the associated one of the first signals and one of the second signals are in the same first time unit.
The method according to claim 51, wherein for the same cell or super cell super cell,

The first signal is a synchronization signal, and the second signal is a broadcast signal;

Or the first signal is a broadcast signal, and the second signal is a synchronization signal;

Alternatively, the first signal is a synchronization signal and the second signal is a synchronization signal.
The method of claim 54 wherein:

The synchronization signal includes a primary synchronization signal and a secondary synchronization signal;

Or the synchronization signal includes a primary synchronization signal, a secondary synchronization signal, and a third synchronization signal eSSS;

Each of the synchronization signals includes a primary synchronization signal and a secondary synchronization signal that are in the same first time unit.
The method according to any one of claims 51 to 55, wherein the first time unit is a subframe or a time slot.
The method according to claim 53 or 54, wherein for the same cell or super cell super cell,

The first signal is a synchronization signal, and an index of the OFDM symbol in which the first signal is located in the first time unit is indicated by a different sequence of the synchronization signal.
The method according to claim 57, wherein for the same cell or super cell super cell,

a sequence of primary synchronization signals in a synchronization signal transmitted on different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

In each different first time unit of the transmission synchronization signal, the sequence of the primary synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The method according to claim 57, wherein for the same cell or super cell super cell,

a sequence of the secondary synchronization signals in the synchronization signals transmitted on the different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each different first time unit that transmits the synchronization signal and belongs to the same field;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.
The method according to claim 57, wherein for the same cell or super cell super cell,

A sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit in a first time unit of the transmission synchronization signal;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

In a first time unit of the transmission synchronization signal, the sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same, and the sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The method according to claim 57, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of primary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the second time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The method according to claim 57, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of secondary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the second time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.
The method according to claim 57, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of the secondary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the second time unit;

The sequences of the primary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units of the transmission synchronization signal.
The method according to claim 57, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of primary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the second time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units that transmit the synchronization signal and belong to the same field.
The method according to any one of claims 58 to 64, characterized in that, for the same cell or super cell super cell,

The sequence of the primary synchronization signal in the synchronization signal is used to identify cell ID information in a cell ID group;

The sequence of the secondary synchronization signals in the synchronization signal is used to identify information of the cell ID group.
The method according to any one of claims 57 to 64, wherein, for the same cell or super cell super cell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The first time unit index information in which the broadcast signal is located is explicitly indicated in the signaling of the broadcast signal;

And/or, the scrambling code of the broadcast signal carries the first time unit index information;

And/or, the first time unit index information is carried in a mask of the cyclic redundancy check code CRC of the broadcast signal.
The method according to any one of claims 57 to 64, wherein, for the same cell or super cell super cell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The scrambling code of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.
The method according to any one of claims 57 to 64, wherein, for the same cell or super cell super cell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The CRC mask of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.
The method according to any one of claims 57 to 64, characterized in that, for the same cell or super cell super cell,

The maximum number of indexes of the first time unit is less than or equal to the first time unit in one second time unit The number.
The method according to any one of claims 51 to 69, characterized in that, for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the first signal in a second time unit is changeable.
The method according to any one of claims 51 to 69, characterized in that, for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the second signal in a second time unit is changeable.
The method according to any one of claims 51 to 69, characterized in that, for the same cell or super cell super cell,

The number of the first time units occupied by the first network device when transmitting the first signal in a second time unit is changeable.
The method according to any one of claims 51 to 69, characterized in that, for the same cell or super cell super cell,

The number of the first time units occupied by the first network device when transmitting the second signal in a second time unit is changeable.
The method according to any one of claims 51 to 73, characterized in that, for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal is associated with a time-frequency resource corresponding to the second signal.
The method according to any one of claims 51 to 74, characterized in that, for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are frequency-division multiplexed in the same OFDM symbol;

or,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are time-division multiplexed in different OFDM symbols.
A signal receiving method, characterized in that the method comprises:

The second network device detects a first one of the X first signals sent by the first network device and a second signal of the Y second signals, where X is an integer ≥1, and Y is an integer ≥1 ;

Obtaining, by the second network device, OFDM symbol index information according to the one first signal, and obtaining first time unit index information according to the one second signal, where the OFDM symbol index information indicates that the first signal is located An index of the OFDM symbol in the first time unit, the first time unit index information indicating an index of the first time unit in which the second signal is located in the second time unit, and one of the second time units includes at least Two of said first time units, each of said first time units comprising at least two OFDM symbols.
The method of claim 76 wherein:

Of the X first signals, and the Y second signals, an associated first signal and a second signal are located in the same transmit beam.
The method of claim 76 wherein:

Of the X first signals, and the Y second signals, the associated one of the first signals and one of the second signals are in the same first time unit.
The method according to claim 76, wherein for the same cell or super cell super cell,

The first signal is a synchronization signal, and the second signal is a broadcast signal;

Or the first signal is a broadcast signal, and the second signal is a synchronization signal;

Alternatively, the first signal is a synchronization signal and the second signal is a synchronization signal.
The method of claim 79, wherein

The synchronization signal includes a primary synchronization signal and a secondary synchronization signal;

Or the synchronization signal includes a primary synchronization signal, a secondary synchronization signal, and a third synchronization signal eSSS;

Each of the synchronization signals includes a primary synchronization signal and a secondary synchronization signal that are in the same first time unit.
The method according to any one of claims 76 to 80, wherein the first time unit is a subframe or a time slot.
The method according to claim 79 or 80, wherein for the same cell or super cell super cell,

The first signal is a synchronization signal, and an index of the OFDM symbol in which the first signal is located in the first time unit is indicated by a different sequence of the synchronization signal.
The method according to claim 82, wherein for the same cell or super cell super cell,

a sequence of primary synchronization signals in a synchronization signal transmitted on different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

In each different first time unit of the transmission synchronization signal, the sequence of the primary synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The method according to claim 82, wherein for the same cell or super cell super cell,

a sequence of the secondary synchronization signals in the synchronization signals transmitted on the different OFDM symbols in a first time unit of the transmission synchronization signal, used to indicate an index of the corresponding OFDM symbol in the first time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each different first time unit that transmits the synchronization signal and belongs to the same field;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.
The method according to claim 82, wherein for the same cell or super cell super cell,

A sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit in a first time unit of the transmission synchronization signal;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

In a first time unit of the transmission synchronization signal, the sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same, and the sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The method according to claim 82, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of primary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate an index of the first time unit in the second time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

The sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units that transmit synchronization signals and belong to the same field.
The method according to claim 82, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the third synchronization signal eSSS in the synchronization signal transmitted on the different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and is different a sequence of secondary synchronization signals in the synchronization signal transmitted on the OFDM symbol, used to indicate that the first time unit is in the The index in the second time unit;

The sequence of the third synchronization signal on the OFDM symbol corresponding to the same OFDM symbol index is the same in each different first time unit of the transmission synchronization signal;

The sequence of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is the same in a first time unit of the transmission synchronization signal;

The sequences of the primary synchronization signals in the synchronization signals transmitted on different OFDM symbols are the same in different first time units of the transmission synchronization signal.
The method according to claim 82, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of primary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of the secondary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the second time unit;

The sequences of the primary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units of the transmission synchronization signal.
The method according to claim 82, wherein for the same cell or super cell super cell,

In a first time unit of the transmission synchronization signal, a sequence of the secondary synchronization signals in the synchronization signals transmitted on different OFDM symbols is used to indicate an index of the corresponding OFDM symbol in the first time unit, and different OFDM a sequence of primary synchronization signals in the synchronization signal transmitted on the symbol, used to indicate an index of the first time unit in the second time unit;

The sequences of the secondary synchronization signals on the OFDM symbols corresponding to the same OFDM symbol index are the same in each of the different first time units that transmit the synchronization signal and belong to the same field.
The method according to any one of claims 83 to 89, characterized in that, for the same cell or super cell super cell,

The sequence of the primary synchronization signal in the synchronization signal is used to identify cell ID information in a cell ID group;

The sequence of the secondary synchronization signals in the synchronization signal is used to identify information of the cell ID group.
The method according to any one of claims 82 to 89, wherein, for the same cell or super cell super cell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The first time unit index information in which the broadcast signal is located is explicitly indicated in the signaling of the broadcast signal;

And/or, the scrambling code of the broadcast signal carries the first time unit index information;

And/or, the first time unit index information is carried in a mask of the cyclic redundancy check code CRC of the broadcast signal.
The method according to any one of claims 82 to 89, wherein, for the same cell or super cell super cell, when the first signal is a synchronization signal and the second signal is a broadcast signal,

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The scrambling code of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or the broadcast signal The OFDM symbol index information of the synchronization signal corresponding to the number.
The method according to any one of claims 82 to 89, wherein, when the first signal is a synchronization signal and the second signal is a broadcast signal, for the same cell or super cell super cell,

The signaling of the broadcast signal explicitly indicates the first time unit index information where the broadcast signal is located; and,

The CRC mask of the broadcast signal carries OFDM symbol index information corresponding to the broadcast signal or OFDM symbol index information of a synchronization signal corresponding to the broadcast signal.
The method according to any one of claims 82 to 89, characterized in that, for the same cell or super cell super cell,

The maximum number of indexes of the first time unit is less than or equal to the number of first time units in one second time unit.
The method according to any one of claims 76 to 94, characterized in that, for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the first signal in a second time unit is changeable.
The method according to any one of claims 76 to 94, characterized in that, for the same cell or super cell super cell,

The location of the first time unit in which the first network device transmits the second signal in a second time unit is changeable.
The method according to any one of claims 76 to 94, characterized in that, for the same cell or super cell super cell,

The number of the first time units occupied by the first network device when transmitting the first signal in a second time unit is changeable.
The method according to any one of claims 76 to 94, characterized in that, for the same cell or super cell super cell,

The number of the first time units occupied by the first network device when transmitting the second signal in a second time unit is changeable.
The method according to any one of claims 76 to 98, characterized in that, for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal is associated with a time-frequency resource corresponding to the second signal.
The method according to any one of claims 76 to 99, characterized in that, for the same cell or super cell super cell,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are frequency-division multiplexed in the same OFDM symbol;

or,

The time-frequency resource corresponding to the first signal and the time-frequency resource corresponding to the second signal are time-division multiplexed in different OFDM symbols.
A network device, comprising: a processor and a memory, wherein the memory stores at least one instruction, at least one program, a code set or a set of instructions, the at least one instruction, the at least one program The code set or instruction set is loaded and executed by the processor to implement the signal transmitting method according to any one of claims 51 to 75.
A network device, comprising: a processor and a memory, wherein the memory stores at least one instruction, at least one program, a code set or a set of instructions, the at least one instruction, the at least one program The code set or instruction set is loaded and executed by the processor to implement the signal receiving method according to any one of claims 76 to 100.
A computer readable storage medium, wherein the storage medium stores at least one instruction, at least one program, a code set or a set of instructions, the at least one instruction, the at least one program, the code set or The instruction set is loaded by the processor and executed to implement the signal transmitting method according to any one of claims 51 to 75.
A computer readable storage medium, wherein the storage medium stores at least one instruction, at least one program, a code set or a set of instructions, the at least one instruction, the at least one program, the code set or The instruction set is loaded by the processor and executed to implement the signal receiving method according to any one of claims 76 to 100.