CN110035561B - Method and apparatus for wireless communication - Google Patents
Method and apparatus for wireless communication Download PDFInfo
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- CN110035561B CN110035561B CN201810031860.XA CN201810031860A CN110035561B CN 110035561 B CN110035561 B CN 110035561B CN 201810031860 A CN201810031860 A CN 201810031860A CN 110035561 B CN110035561 B CN 110035561B
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- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
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Abstract
The embodiment of the invention discloses a wireless communication method and equipment, wherein the method comprises the following steps: receiving RMSI sent by a network device, wherein reserved bits in the RMSI are used for indicating at least one of the following PUCCH resources or PUCCH resource sets: whether PUCCH resources support inter-slot frequency hopping; whether the PUCCH resources support frequency hopping within the time slot; whether the PUCCH resource supports transmission of multiple slots and supports frequency hopping among multiple slots when transmission of multiple slots is supported and does not support frequency hopping among multiple slots when transmission of multiple slots is not supported; a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and supports frequency hopping among multiple slots; a format of PUCCH resource usage; the number of symbols used for PUCCH resource transmission; determining PUCCH resources according to reserved bits in RMSI; the PUCCH is transmitted on PUCCH resources. The method of the embodiment of the invention is used for solving the problem of poor reliability of the user terminal equipment and the network equipment in the physical layer interaction process in the prior art.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a method and a device for wireless communications.
Background
In the existing communication system, the configuration of a Physical Uplink Control Channel (PUCCH) is configured to the ue by the base station after the base station establishes Radio Resource Control (RRC) connection with the ue. Therefore, before the RRC configuration does not reach the ue, the ue cannot determine the resource location of the PUCCH, so that the ue cannot perform uplink control signaling transmission.
Therefore, in the prior art, only after all connections between the ue and the base station are established, the ue can determine the PUCCH resource to use, and then the ue can perform uplink control signaling transmission, and simultaneously send an Acknowledgement Character (ACK) to the base station to inform the base station of the signaling Acknowledgement information received by the ue.
In this case, it is assumed that the ue does not receive some signaling sent by the base station for some reason, and the ue and the base station can only determine after all connections are established, so that the stability of the physical layer interaction process is poor before the connection between the ue and the base station is established.
Disclosure of Invention
The embodiment of the invention aims to provide a wireless communication method and equipment, and solves the problem that in the prior art, the reliability of user terminal equipment and network equipment is poor in the physical layer interaction process.
In a first aspect, a method for wireless communication is provided, which is applied to a terminal device, and includes:
receiving broadcast information RMSI sent by a network device, wherein reserved bits in the RMSI are used for indicating at least one of the following information of PUCCH resources or PUCCH resource sets:
whether the PUCCH resources support inter-slot frequency hopping;
whether the PUCCH resources support frequency hopping within a slot;
whether the PUCCH resource supports transmission of a plurality of slots, and supports frequency hopping among the plurality of slots when transmission of a plurality of slots is supported, and does not support frequency hopping among the plurality of slots when transmission of a plurality of slots is not supported;
a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots;
a transmission format used by the PUCCH resource;
a number of symbols used for the PUCCH resource transmission;
determining the PUCCH resources according to reserved bits in the RMSI;
and transmitting the PUCCH on the PUCCH resources.
In a second aspect, a method for wireless communication is provided, which is applied to a network device, and includes: transmitting broadcast information RMSI, wherein reserved bits in the RMSI are used for indicating at least one of the following information of PUCCH resources or PUCCH resource sets:
whether the PUCCH resource supports inter-slot frequency hopping,
Whether the PUCCH resource supports frequency hopping within a slot,
Whether the PUCCH resource supports transmission of a plurality of slots, and supports frequency hopping among the plurality of slots when transmission of a plurality of slots is supported, and does not support frequency hopping among the plurality of slots when transmission of a plurality of slots is not supported;
a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots;
a transmission format indicating the PUCCH resource usage;
indicating a number of symbols used for the PUCCH resource transmission;
receiving a PUCCH on the PUCCH resources.
In a third aspect, a terminal device is provided, which includes:
a receiving module, configured to receive broadcast information RMSI sent by a network device, where a reserved bit in the RMSI is used to indicate at least one of the following information of a PUCCH resource or a PUCCH resource set: whether the PUCCH resources support inter-slot frequency hopping; whether the PUCCH resources support frequency hopping within a slot; whether the PUCCH resource supports transmission of a plurality of slots, and supports frequency hopping among the plurality of slots when transmission of a plurality of slots is supported, and does not support frequency hopping among the plurality of slots when transmission of a plurality of slots is not supported; a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots; a transmission format used by the PUCCH resource; a number of symbols used for the PUCCH resource transmission;
a determining module, configured to determine the PUCCH resource according to reserved bits in the RMSI;
and a sending module, configured to send the PUCCH on the PUCCH resource.
In a fourth aspect, a network device is provided, the network device comprising:
a sending module, configured to send broadcast information RMSI, where a reserved bit in the RMSI is used to indicate at least one of the following information of a PUCCH resource or a PUCCH resource set: whether the PUCCH resources support inter-slot frequency hopping; whether the PUCCH resources support frequency hopping within a slot; whether the PUCCH resource supports transmission of a plurality of slots, and supports frequency hopping among the plurality of slots when transmission of a plurality of slots is supported, and does not support frequency hopping among the plurality of slots when transmission of a plurality of slots is not supported; a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots; a transmission format indicating the PUCCH resource usage; indicating a number of symbols used for the PUCCH resource transmission;
a receiving module, configured to receive a PUCCH on the PUCCH resources.
In a fifth aspect, a terminal device is provided, the terminal device comprising a processor, a memory and a computer program stored on the memory and executable on the processor, the computer program, when executed by the processor, implementing the steps of the method of wireless communication according to the first aspect.
In a sixth aspect, a network device is provided, comprising a processor, a memory and a computer program stored on the memory and executable on the processor, the computer program, when executed by the processor, implementing the steps of the method of wireless communication according to the second aspect.
In a seventh aspect, a computer-readable storage medium is provided, characterized in that the computer-readable storage medium stores thereon a computer program, which when executed by a processor implements the steps of the method for wireless communication according to the first aspect.
In an eighth aspect, a computer-readable storage medium is provided, wherein a computer program is stored on the computer-readable storage medium, which computer program, when executed by a processor, performs the steps of the method of wireless communication according to the second aspect
The embodiment of the invention improves the reliability of the physical layer interaction process between the user terminal equipment and the network equipment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic flow diagram of a method of wireless communication in accordance with one embodiment of the present invention;
fig. 2 is a schematic flow diagram of a contention random access procedure;
fig. 3 is a schematic flow diagram of a non-contention random access procedure;
fig. 4 is a schematic flow chart diagram of a method of wireless communication in accordance with another embodiment of the present invention;
fig. 5 is a schematic structural diagram of a terminal device according to an embodiment of the present invention;
FIG. 6 is a schematic block diagram of a network device according to one embodiment of the present invention;
fig. 7 is a schematic structural diagram of a terminal device according to another embodiment of the present invention;
fig. 8 is a schematic structural diagram of a network device according to another embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical scheme of the invention can be applied to various communication systems, such as: a Global System for Mobile communications (GSM), a Code Division Multiple Access (CDMA) System, a Wideband Code Division Multiple Access (WCDMA) System, a General Packet Radio Service (GPRS) System, a Long Term Evolution (Long Term Evolution, LTE)/enhanced Long Term Evolution (Long Term Evolution-advanced, LTE-a) System, a narrowband Internet of Things (Narrow Band Internet of Things, NB-IoT) System, a Machine Type Communication (Machine-Type Communication, MTC) System, a New Radio (New Radio, NR) System, and the like.
A Terminal device (UE), which may also be referred to as a Mobile Terminal (Mobile Terminal), a Mobile User Equipment (UE), or the like, may communicate with one or more core networks via a Radio Access Network (RAN, for example), and the User device may be a Mobile Terminal, such as a Mobile phone (or a "cellular" phone) and a computer having a Mobile Terminal, such as a portable, pocket, handheld, computer-included, or vehicle-mounted Mobile device, which exchange language and/or data with the Radio Access Network.
The network device is a device deployed in a radio access network device and configured to provide a radio communication function for a terminal device, where the network device may be a Base Station, and the Base Station may be a Base Transceiver Station (BTS) in GSM or CDMA, a Base Station (NodeB) in WCDMA, an evolved Node B (eNB or e-NodeB) in LTE, or a 5G Base Station (gNB).
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Fig. 1 illustrates a method of wireless communication according to one embodiment of the invention. As shown in fig. 1, the method 100 includes:
s110, receiving the broadcast information remaining system information RMSI sent by the network device.
Wherein reserved bits in the RMSI are used for indicating at least one of the following information of PUCCH resources or PUCCH resource sets:
whether the PUCCH resources support inter-slot (inter-slot) frequency hopping;
whether the PUCCH resource supports intra-slot (intra-slot) frequency hopping;
whether the PUCCH resource supports transmission of a plurality of slots (slot or slot, hereinafter), and frequency hopping among the plurality of slots when the transmission of the plurality of slots is supported, and frequency hopping among the plurality of slots when the transmission of the plurality of slots is not supported;
a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots;
a transmission format used by the PUCCH resource;
the number of symbols used for the PUCCH resource transmission.
It should be noted that, in order to reduce signaling overhead, improve radio resource utilization, and reduce base station energy consumption in the 5G system, the NR system proposes to divide system information into two categories, one category is minimum system information (minimum SI), and the other category is other system information (other SI, or OSI). Wherein the Minimum SI includes a Master Information Block (MIB) and Remaining Minimum System Information (RMSI). The user terminal device receives the RMSI according to the resource location indicated in the MIB after receiving the MIB, and the RMSI is obtained before a Random Access Channel (RACH).
At present, various purposes need to be achieved by supporting a random access process in both a Long Term Evolution (LTE) and an NR system. The purpose of random access currently discussed in NR systems may be the following:
1. supporting the initial user terminal equipment to be connected to the network equipment from an idle state (RRC idle state);
2. radio Resource Control (RRC) reestablishment;
3. switching;
4. the downlink data arrives but the uplink data is out of synchronization;
5. uplink data arrives but uplink is out of synchronization;
6. the UE is switched from an idle state (inactive) to an active state (active);
7. and uplink synchronization acquisition of a secondary cell (Scell) is supported.
Currently, the RACH procedure is divided into a contention random access procedure and a non-contention random access procedure. The contention random access process is 4-step four-step access including a first Message (Message 1) and a fourth Message (Message 4), as shown in fig. 2, the contention random access mainly includes the following steps:
step 1: the UE sends a Random Access prefix (Random Access Preamble) to the eNB;
step 2: the eNB sends a Random Access Response (Random Access Response) to the UE;
and step 3: scheduled Transmission;
and 4, step 4: contention Resolution (Contention Resolution).
Instead, the non-contention only requires two-step access of message 1 and message2, as shown in fig. 3, the non-contention random access mainly includes the following steps:
step 0: RA prefix assignment (RA preamble assignment);
step 1: the UE sends a Random Access prefix (Random Access Preamble) to the eNB;
step 2: the eNB transmits a Random Access Response (Random Access Response) to the UE.
As shown in fig. 2 and 3, the messages 2 of the contention Random Access and the non-contention Random Access are both Random Access Response (RAR) transmissions. And the user terminal equipment UE monitors RAR corresponding to the RA-RNTI in the RAR window.
Since the contention random access has a problem that the UE sends the same preamble on the same PRACH resource, after receiving the message2, the UE needs to send the message3 according to the UL grant (grant) in the message2, and the UE carries the UE identifier on the message3, and starts a contention resolution timer (timer) when sending the message 3. If the message4 sent by the base station is received before the contention resolution timer is not timed out, the UE contention resolution is successful. The base station in Message4 carries the UE identity. The UE can determine whether the UE is the message4 of the UE according to the UE id carried in the message4, so as to determine whether the contention is successful.
Various PUCCH structures are introduced into the NR system, and short PUCCH structures with the length of 1 to 2 symbols can be supported, and long PUCCH structures with the length of 4 to 14 symbols can also be supported. In the specific supported waveform, the design of LTE is expanded, and besides DFT-S-OFDM existing in LTE, CP-OFDM waveform is additionally supported in order to keep symmetry and consistency of uplink and downlink waveforms.
The format (format) of PUCCH that can be supported on NR system and the corresponding characteristics are as follows:
TABLE 1 PUCCH Format
In table 1 above, formats 0 and 2 belong to the short PUCCH, and formats 1, 3, and 4 belong to the long PUCCH.
In addition, a concept of PUCCH Resource Set (RESET) is introduced in the NR system, and after RRC connection is established, 4 RESETs can be configured at maximum in order to determine the PUCCH resources. And within each RESET a maximum of 4 or 8 resources can be configured. When 8 resources are configured, an implicit PUCCH resource indication scheme is required.
The configuration of each resource within RESET is configured according to the parameter list within table 2.
Table 2: RRC preconfigured PUCCH resources
In the embodiment of the present application, the ue receives, in addition to the broadcast Information, 2-bit Downlink Control Information (DCI), where the DCI includes an ARI field.
Wherein the ARI field is used for indicating an index of a PUCCH resource; or the ARI field is used to indicate a transport format used by the PUCCH resources in conjunction with reserved bits in the RMSI; or the ARI is used to indicate the number of symbols used for the PUCCH resource transmission in conjunction with the reserved bits in the RMSI.
S120, determining the PUCCH resources according to the reserved bits in the RMSI;
specifically, a combination of at least one of the following PUCCH resource information may be indicated by a reserved bit and ARI field in the RMSI:
indicates that 0: indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format of 0;
the above indication 0 indicates the following table 3 by 4-bit RMSI:
table 3
Indication 1: indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format0, and further indicating beam switching;
the above indication 1 indicates the following table 4 by 4-bit RMSI:
table 4
And indication 2: indicating a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format0 and is further used for indicating frequency hopping;
the above indication 2 indicates the following table 5 by 4-bit RMSI:
table 5
Indication 3: indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format of 0, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying two symbols;
the above indication 3 indicates the following table 6 by 4-bit RMSI:
table 6
In the above case, since the number of symbols of the PUCCH sub-resources in the PUCCH resource set cannot be indicated only by the 4-bit RMSI, a further number of symbols of each PUCCH sub-resource in the PUCCH resource set through the ARI field of 2 bits is required. The details of the indication of a specific 2-bit ARI are shown in table 18 below.
Indication 4: indicating PUCCH resources occupying fourteen symbols, wherein the PUCCH resources are in a format of format 1;
the above indication 4 indicates the following table 7 by 4-bit RMSI:
table 7
Indication 5: and indicating a PUCCH resource with variable occupied symbol number, wherein the format of the PUCCH resource is format 1.
The above indication 5 indicates the following table 8 by 4-bit RMSI:
table 8
In the above case, since the number of symbols of the PUCCH sub-resources in the PUCCH resource set cannot be indicated only by the 4-bit RMSI, a further number of symbols of each PUCCH sub-resource in the PUCCH resource set through the ARI field of 2 bits is required. The details of the indication of a specific 2-bit ARI are shown in table 18 below.
In addition to the above 6 indication manners, the following PUCCH resource information may be indicated by the reserved bits and ARI field in the RMSI:
indication 6: indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, and the PUCCH resource occupying fourteen symbols is formatted in format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols;
the above indication 6 indicates the following table 9 by 4-bit RMSI:
table 9
Indication 7: indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, and the PUCCH resource occupying variable number of symbols is in a format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols;
the above indication 7 indicates the following table 10 by 4-bit RMSI:
table 10
Indication 8: indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, the PUCCH resource occupying fourteen symbols is formatted in format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols and further indicating beam switching;
the above indication 8 indicates the following table 11 by 4-bit RMSI:
table 11
Indication 9: indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, the PUCCH resource occupying variable number of symbols is in a format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols and further used for indicating beam switching;
the above indication 9 indicates the following table 12 by 4-bit RMSI:
table 12
Indication 10: indicating PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols, wherein the PUCCH resources occupying two symbols are formatted 0, and the PUCCH resources occupying fourteen symbols are formatted 1, and further indicating dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying fourteen symbols;
the above indication 10 indicates the following table 13 by 4-bit RMSI:
table 13
Indication 11: the method comprises the steps of indicating PUCCH resources occupying two symbols and PUCCH resources occupying variable numbers of symbols, wherein the format of the PUCCH resources occupying two symbols is format0, and the format of the PUCCH resources occupying variable numbers of symbols is format1, and further indicating the dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying variable numbers of symbols.
The above indication 11 indicates the following table 14 by 4-bit RMSI:
table 14
In the above cases of the indication 6 to the indication 11, since it is not possible to indicate whether the format of the PUCCH sub-resource in the PUCCH resource set is format0(F0) or format1(F1) only by the 4-bit RMSI, it is necessary to further specify the format of each PUCCH sub-resource in the PUCCH resource set by the ARI field of 2 bits. The details of the indication of a specific 2-bit ARI are shown in table 18 below.
In addition, the following PUCCH resource information may also be indicated by the reserved bits and ARI field in the RMSI:
indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating N slots.
Specifically, the following pieces of information may be indicated, respectively:
indication 12: indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a 2 slot repetition manner.
The above indication 12 indicates the following table 15 by 4-bit RMSI:
table 15
Indication 13: indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating 4 slots.
The above indication 13 indicates the following table 16 by 4-bit RMSI:
table 16
Indication 14: indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating 4 slots.
The above indication 14 indicates the following table 17 by 4-bit RMSI:
table 17
It should be further noted that, in the embodiment of the present application, 4 bits are reserved in the RMSI for indicating PUCCH resources, and the 16 possible PUCCH resource sets are indicated by 4 bits in the RMSI, and each PUCCH resource set includes 4 PUCCH sub-resources, so that it is also necessary to indicate that a PUCCH resource is a certain PUCCH sub-resource in a certain PUCCH resource set by using other information.
In order to achieve the above purpose, in the embodiment of the present application, a 2-bit ARI field may also be used to indicate a certain PUCCH sub-resource in 4 PUCCH resource sets.
Taking the information indicated in the above tables 3 to 7 and table 15 as an example, how to indicate four PUCCH sub-resources in a PUCCH resource set by using a 2-bit ARI field is specifically described below, as shown in table 18 below:
table 18
The first column information in table 18 corresponds to the above-mentioned indications 0 to 5 and 12, the second column information in table 18 corresponds to the second column contents in the above-mentioned tables 3 to 7 and 15, and the information shown in the third column in table 18 is specifically used for determining the position of the unique PUCCH sub-resource.
The contents of the above table 18 are explained below respectively:
table 18-1
Table 18-1 above shows a PUCCH resource set occupying one symbol, and when the format of the PUCCH resource set is format0, the PUCCH resource set may include the following four PUCCH sub-resources:
{F0,13,1,0,N/A,0,N/A};
{F0,13,1,1,N/A,0,N/A};
{F0,13,1,N-2,N/A,0,N/A};
{F0,13,1,N-1,N/A,0,N/A}。
the resource allocation is specifically written according to the following format:
{ PUCCH format, starting symbol number, number of symbols, Physical Resource Block (PRB) number of first hop, PRB number of second hop, Cyclic Shift (CS) number, Orthogonal mask code (OCC) }.
Then { F0, 13, 1, 0, N/a } indicates that the format of the PUCCH sub-resource is format0, the starting symbol number is 13, the symbol number is 1, the first-hop PRB number is 0, the second-hop PRB number is not configured, the CS number is 0, and the orthogonal mask number OCC is not configured.
Table 18-2
The above table 18-2 represents a PUCCH resource set occupying one symbol, where the format of the PUCCH resource set is format0, and the PUCCH resource set supports beam switching, and includes the following four PUCCH sub-resources in the PUCCH resource set:
{F0,13,1,0,N/A,0,N/A};
{F0,12,1,0,N/A,0,N/A};
{F0,13,1,N-1,N/A,0,N/A};
{F0,12,1,N-1,N/A,0,N/A}。
table 18-3
The above table 18-3 indicates a PUCCH resource set occupying two symbols, which is formatted in format0 and supports frequency hopping, and includes the following four PUCCH sub-resources in the PUCCH resource set:
{F0,12,2,0,N-1,0,N/A};
{F0,12,2,1,N-2,0,N/A};
{F0,12,2,N-2,1,0,N/A};
{F0,12,2,N-1,0,0,N/A}。
table 18-4
The above table 18-4 shows PUCCH resource combination occupying one symbol and PUCCH resource combination occupying two symbols, and both the formats of the two PUCCH resource sets are format0, and the PUCCH resource set occupying one symbol and the PUCCH resource set occupying two symbols may include the following four PUCCH sub-resources in the two PUCCH resource sets:
{F0,13,1,0,N/A,0,N/A};
{F0,12,2,0,N-1,0,N/A};
{F0,13,1,N-1,N/A,0,N/A};
{F0,12,2,N-1,0,0,N/A}。
tables 18-5
The above table 18-5 represents a PUCCH resource set occupying fourteen symbols, and the format of the PUCCH resource set is format1, where the PUCCH resource set may include the following four PUCCH sub-resources:
{F1,0,14,0,N-1,0,0};
{F1,0,14,1,N-2,0,0};
{F1,0,14,N-2,1,0,0};
{F1,0,14,N-1,0,0,0}。
tables 18-6
The above table 18-6 indicates a PUCCH resource set with a variable number of occupied symbols, and the format of the PUCCH resource set is format1, where the PUCCH resource set may include the following four PUCCH sub-resources:
{F1,0,14,0,N-1,0,0};
{F1,2,12,0,N-1,0,0};
{F1,0,14,N-1,0,0,0};
{F1,2,12,N-1,0,0,0}。
tables 18 to 7
Table 18-7 above indicates that the format of the PUCCH resource set is format1, and the PUCCH resource set is transmitted by repeating 2 slots, where the PUCCH resource set may include the following four PUCCH sub-resources:
{F1,0,14,0,N/A,0,0};
{F1,2,12,0,N/A,0,0};
{F1,0,14,N-1,N/A,0,0};
{F1,2,12,N-1,N/A,0,0}。
s130, the PUCCH is transmitted on the PUCCH resource determined by performing S110 to S120.
By adopting the wireless communication method provided by the embodiment of the application, before the radio resource control RRC configuration sent by the network equipment reaches the user terminal equipment, the network equipment can carry the information for indicating the PUCCH resource in the broadcast information RMSI sent to the terminal equipment, before the user terminal equipment establishes connection with the network equipment, the user terminal equipment can also receive the broadcast information RMSI sent by the network equipment, and then the user terminal equipment can determine the PUCCH resource used when carrying out uplink control signaling transmission according to the information for indicating the PUCCH resource carried in the RMSI, and before the connection establishment between the user terminal equipment and the network equipment is completed, the user terminal equipment can send the PUCCH to the network equipment on the determined PUCCH resource and simultaneously send an acknowledgement character ACK to the network equipment so as to inform the network equipment of the signaling received by the user terminal equipment in advance, therefore, before the connection between the user terminal equipment and the network equipment is established, the reliability of the physical layer interaction process between the user terminal equipment and the network equipment is improved.
Fig. 4 is a method of wireless communication according to another embodiment of the present invention. The method 200 may be performed by a network device. It is to be understood that the interaction between the terminal device and the network device described from the network device side is the same as that described in the terminal device side, and the related description is appropriately omitted to avoid redundancy. As shown in fig. 2, the method 200 includes:
s210, sending broadcast information RMSI, wherein reserved bits in the RMSI are used for indicating at least one of the following information of PUCCH resources or PUCCH resource sets: whether the PUCCH resources support inter-slot frequency hopping; whether the PUCCH resources support frequency hopping within a slot; whether the PUCCH resource supports transmission of a plurality of slots, and supports frequency hopping among the plurality of slots when transmission of a plurality of slots is supported, and does not support frequency hopping among the plurality of slots when transmission of a plurality of slots is not supported; a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots; a transmission format indicating the PUCCH resource usage; indicating a number of symbols used for the PUCCH resource transmission.
And S220, receiving the PUCCH on the PUCCH resources.
Optionally, as an embodiment, the method further includes: further comprising: sending Downlink Control Information (DCI), wherein the DCI comprises an ARI field; wherein the ARI field is used for indicating an index of a PUCCH resource; or the ARI field is used to indicate a transport format used by the PUCCH resources in conjunction with reserved bits in the RMSI; or the ARI is used to indicate the number of symbols used for the PUCCH resource transmission in conjunction with the reserved bits in the RMSI.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are used to indicate a combination of at least one of the following PUCCH resource information: indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format of 0; indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format0, and further indicating beam switching; indicating a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format0 and is further used for indicating frequency hopping; indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format of 0, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying two symbols; indicating PUCCH resources occupying fourteen symbols, wherein the PUCCH resources are in a format of format 1; and indicating a PUCCH resource with variable occupied symbol number, wherein the format of the PUCCH resource is format 1.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are further used to indicate a combination of the following PUCCH resource information: indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, and the PUCCH resource occupying fourteen symbols is formatted in format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols; or indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying a variable number of symbols, where a format of the PUCCH resource occupying one symbol is format0, and a format of the PUCCH resource occupying a variable number of symbols is format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying a variable number of symbols; or indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, where a format of the PUCCH resource occupying one symbol is format0, and a format of the PUCCH resource occupying fourteen symbols is format1, further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols, further indicating beam switching; or indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying a variable number of symbols, where a format of the PUCCH resource occupying one symbol is format0, and a format of the PUCCH resource occupying a variable number of symbols is format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying a variable number of symbols, and further indicating beam switching; or indicating PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols, where a format of the PUCCH resources occupying two symbols is format0, and a format of the PUCCH resources occupying fourteen symbols is format1, further indicating dynamic switching of the PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols; or indicating the PUCCH resources occupying two symbols and the PUCCH resources occupying variable number of symbols, wherein the PUCCH resources occupying two symbols are in a format0, and the PUCCH resources occupying variable number of symbols are in a format1, and further indicating the PUCCH resources occupying two symbols and the PUCCH resources occupying variable number of symbols for dynamic switching.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are further used to indicate a combination of the following PUCCH resource information: indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating N time slots.
Optionally, as an embodiment, the PUCCH resource set includes M PUCCH sub-resources, and the ARI field is further used to indicate one or more of the following information of the PUCCH sub-resources: indicating a format of the PUCCH sub-resources; indicating a starting symbol number of the PUCCH sub-resource; indicating a number of symbols of the PUCCH sub-resources; indicating a first hop physical resource block, PRB, number of the PUCCH sub-resource; indicating a second hop PRB number of the PUCCH sub-resource; a number indicating a cyclic shift, CS, of the PUCCH sub-resource; and a number indicating an orthogonal mask OCC of the PUCCH sub-resources.
By adopting the wireless communication method provided by the embodiment of the application, before the radio resource control RRC configuration sent by the network equipment reaches the user terminal equipment, the network equipment can carry the information for indicating the PUCCH resource in the broadcast information RMSI sent to the terminal equipment, before the user terminal equipment establishes connection with the network equipment, the user terminal equipment can also receive the broadcast information RMSI sent by the network equipment, and then the user terminal equipment can determine the PUCCH resource used when carrying out uplink control signaling transmission according to the information for indicating the PUCCH resource carried in the RMSI, and before the connection establishment between the user terminal equipment and the network equipment is completed, the user terminal equipment can send the PUCCH to the network equipment on the determined PUCCH resource and simultaneously send an acknowledgement character ACK to the network equipment so as to inform the network equipment of the signaling received by the user terminal equipment in advance, therefore, before the connection between the user terminal equipment and the network equipment is established, the reliability of the physical layer interaction process between the user terminal equipment and the network equipment is improved.
The method of wireless communication according to the embodiment of the present invention is described in detail above with reference to fig. 1 and 4. The terminal device of the embodiment of the present invention will be described in detail below with reference to fig. 5.
Fig. 5 is a schematic structural diagram of a terminal device according to an embodiment of the present invention. As shown in fig. 5, the terminal device 10 includes:
a receiving module 11, configured to receive broadcast information RMSI sent by a network device, where a reserved bit in the RMSI is used to indicate at least one of the following information of a PUCCH resource or a PUCCH resource set: whether the PUCCH resources support inter-slot frequency hopping; whether the PUCCH resources support frequency hopping within a slot; whether the PUCCH resource supports transmission of a plurality of slots, and supports frequency hopping among the plurality of slots when transmission of a plurality of slots is supported, and does not support frequency hopping among the plurality of slots when transmission of a plurality of slots is not supported; a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots; a transmission format used by the PUCCH resource; a number of symbols used for the PUCCH resource transmission;
a determining module 12, configured to determine the PUCCH resource according to the reserved bits in the RMSI;
a sending module 13, configured to send a PUCCH on the PUCCH resource.
By adopting the wireless communication method provided by the embodiment of the application, before the radio resource control RRC configuration sent by the network equipment reaches the user terminal equipment, the network equipment can carry the information for indicating the PUCCH resource in the broadcast information RMSI sent to the terminal equipment, before the user terminal equipment establishes connection with the network equipment, the user terminal equipment can also receive the broadcast information RMSI sent by the network equipment, and then the user terminal equipment can determine the PUCCH resource used when carrying out uplink control signaling transmission according to the information for indicating the PUCCH resource carried in the RMSI, and before the connection establishment between the user terminal equipment and the network equipment is completed, the user terminal equipment can send the PUCCH to the network equipment on the determined PUCCH resource and simultaneously send an acknowledgement character ACK to the network equipment so as to inform the network equipment of the signaling received by the user terminal equipment in advance, therefore, before the connection between the user terminal equipment and the network equipment is established, the reliability of the physical layer interaction process between the user terminal equipment and the network equipment is improved.
Optionally, as an embodiment, the receiving module 11 is further configured to: receiving Downlink Control Information (DCI), wherein the DCI comprises an ARI field; wherein the ARI field is used for indicating an index of a PUCCH resource; or the ARI field is used to indicate a transport format used by the PUCCH resources in conjunction with reserved bits in the RMSI; or the ARI is used to indicate the number of symbols used for the PUCCH resource transmission in conjunction with the reserved bits in the RMSI.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are used to indicate a combination of at least one of the following PUCCH resource information:
indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format of 0;
indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format0, and further indicating beam switching;
indicating a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format0 and is further used for indicating frequency hopping;
indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format of 0, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying two symbols;
indicating PUCCH resources occupying fourteen symbols, wherein the PUCCH resources are in a format of format 1;
and indicating a PUCCH resource with variable occupied symbol number, wherein the format of the PUCCH resource is format 1.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are further used to indicate a combination of the following PUCCH resource information:
indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, and the PUCCH resource occupying fourteen symbols is formatted in format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, and the PUCCH resource occupying variable number of symbols is in a format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, the PUCCH resource occupying fourteen symbols is formatted in format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols and further indicating beam switching; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, the PUCCH resource occupying variable number of symbols is in a format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols and further used for indicating beam switching; or
Indicating PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols, wherein the PUCCH resources occupying two symbols are formatted 0, and the PUCCH resources occupying fourteen symbols are formatted 1, and further indicating dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying fourteen symbols; or
The method comprises the steps of indicating PUCCH resources occupying two symbols and PUCCH resources occupying variable numbers of symbols, wherein the format of the PUCCH resources occupying two symbols is format0, and the format of the PUCCH resources occupying variable numbers of symbols is format1, and further indicating the dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying variable numbers of symbols.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are further used to indicate a combination of the following PUCCH resource information:
indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating N time slots.
Optionally, as an embodiment, the PUCCH resource set includes M PUCCH sub-resources; a determination module further configured to: utilizing the ARI field to indicate a PUCCH sub-resource in the PUCCH resource set.
Optionally, as an embodiment, the ARI field is used to indicate one or more of the following information of the PUCCH sub-resources: indicating a format of the PUCCH sub-resources; indicating a starting symbol number of the PUCCH sub-resource; indicating a number of symbols of the PUCCH sub-resources; indicating a first hop physical resource block, PRB, number of the PUCCH sub-resource; indicating a second hop PRB number of the PUCCH sub-resource; a number indicating a cyclic shift, CS, of the PUCCH sub-resource; and a number indicating an orthogonal mask OCC of the PUCCH sub-resources.
The terminal device 10 according to the embodiment of the present invention may refer to the flow corresponding to the method 100 according to the embodiment of the present invention, and each unit/module and the other operations and/or functions in the terminal device are respectively for implementing the corresponding flow in the method 100, and are not described herein again for brevity.
Fig. 6 is a schematic structural diagram of a network device according to an embodiment of the present invention. As shown in fig. 6, the network device 20 includes:
a sending module 21, configured to send broadcast information RMSI, where a reserved bit in the RMSI is used to indicate at least one of the following information of a PUCCH resource or a PUCCH resource set: whether the PUCCH resources support inter-slot frequency hopping; whether the PUCCH resources support frequency hopping within a slot; whether the PUCCH resource supports transmission of a plurality of slots, and supports frequency hopping among the plurality of slots when transmission of a plurality of slots is supported, and does not support frequency hopping among the plurality of slots when transmission of a plurality of slots is not supported; a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots; a transmission format indicating the PUCCH resource usage; indicating a number of symbols used for the PUCCH resource transmission;
a receiving module 22, configured to receive the PUCCH on the PUCCH resource.
Optionally, as an embodiment, the sending module 21 is further configured to: sending Downlink Control Information (DCI), wherein the DCI comprises an ARI field; wherein the ARI field is used for indicating an index of a PUCCH resource; or the ARI field is used to indicate a transport format used by the PUCCH resources in conjunction with reserved bits in the RMSI; or the ARI is used to indicate the number of symbols used for the PUCCH resource transmission in conjunction with the reserved bits in the RMSI.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are used to indicate a combination of at least one of the following PUCCH resource information: indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format of 0; indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format0, and further indicating beam switching; indicating a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format0 and is further used for indicating frequency hopping; indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format of 0, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying two symbols; indicating PUCCH resources occupying fourteen symbols, wherein the PUCCH resources are in a format of format 1; and indicating a PUCCH resource with variable occupied symbol number, wherein the format of the PUCCH resource is format 1.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are further used to indicate a combination of the following PUCCH resource information: indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, and the PUCCH resource occupying fourteen symbols is formatted in format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols; or indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying a variable number of symbols, where a format of the PUCCH resource occupying one symbol is format0, and a format of the PUCCH resource occupying a variable number of symbols is format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying a variable number of symbols; or indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, where a format of the PUCCH resource occupying one symbol is format0, and a format of the PUCCH resource occupying fourteen symbols is format1, further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols, further indicating beam switching; or indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying a variable number of symbols, where a format of the PUCCH resource occupying one symbol is format0, and a format of the PUCCH resource occupying a variable number of symbols is format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying a variable number of symbols, and further indicating beam switching; or indicating PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols, where a format of the PUCCH resources occupying two symbols is format0, and a format of the PUCCH resources occupying fourteen symbols is format1, further indicating dynamic switching of the PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols; or indicating the PUCCH resources occupying two symbols and the PUCCH resources occupying variable number of symbols, wherein the PUCCH resources occupying two symbols are in a format0, and the PUCCH resources occupying variable number of symbols are in a format1, and further indicating the PUCCH resources occupying two symbols and the PUCCH resources occupying variable number of symbols for dynamic switching.
Optionally, as an embodiment, the reserved bits and the ARI field in the RMSI are further used to indicate a combination of the following PUCCH resource information: indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating N time slots.
Optionally, as an embodiment, the PUCCH resource set includes M PUCCH sub-resources, and the ARI field is further used to indicate one or more of the following information of the PUCCH sub-resources: indicating a format of the PUCCH sub-resources; indicating a starting symbol number of the PUCCH sub-resource; indicating a number of symbols of the PUCCH sub-resources; indicating a first hop physical resource block, PRB, number of the PUCCH sub-resource; indicating a second hop PRB number of the PUCCH sub-resource; a number indicating a cyclic shift, CS, of the PUCCH sub-resource; and a number indicating an orthogonal mask OCC of the PUCCH sub-resources.
The network device 20 according to the embodiment of the present invention may refer to the flow corresponding to the method 200 according to the embodiment of the present invention, and each unit/module and the other operations and/or functions in the network device are respectively for implementing the corresponding flow in the method 200, and are not described herein again for brevity.
Fig. 7 shows a schematic structural diagram of a terminal device according to another embodiment of the present invention, and as shown in fig. 7, the terminal device 100 includes: at least one processor 110, memory 120, at least one network interface 130, and a user interface 140. The various components in the terminal device 100 are coupled together by a bus system 150. It will be appreciated that the bus system 150 is used to enable communications among the components of the connection. The bus system 150 includes a power bus, a control bus, and a status signal bus in addition to a data bus. For clarity of illustration, however, the various buses are labeled as bus system 150 in fig. 5.
The user interface 140 may include, among other things, a display, a keyboard, or a pointing device (e.g., a mouse, trackball, touch pad, or touch screen, among others.
It will be appreciated that memory 120 in embodiments of the invention may be either volatile memory or nonvolatile memory, or may include both volatile and nonvolatile memory. The non-volatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable PROM (EEPROM), or a flash Memory. Volatile Memory can be Random Access Memory (RAM), which acts as external cache Memory. By way of illustration and not limitation, many forms of RAM are available, such as Static random access memory (Static RAM, SRAM), Dynamic Random Access Memory (DRAM), Synchronous Dynamic random access memory (Synchronous DRAM, SDRAM), Double Data Rate Synchronous Dynamic Random Access Memory (DDRSDRAM), Enhanced Synchronous SDRAM (ESDRAM), Synclink DRAM (SLDRAM), and Direct Rambus RAM (DRRAM). The memory 120 of the systems and methods described in this embodiment of the invention is intended to comprise, without being limited to, these and any other suitable types of memory.
In some embodiments, memory 120 stores the following elements, executable modules or data structures, or a subset thereof, or an expanded set thereof: an operating system 121 and application programs 122.
The operating system 121 includes various system programs, such as a framework layer, a core library layer, a driver layer, and the like, and is used for implementing various basic services and processing hardware-based tasks. The application 122 includes various applications, such as a Media Player (Media Player), a Browser (Browser), and the like, for implementing various application services. A program implementing methods of embodiments of the present invention may be included in application 122.
In this embodiment of the present invention, the terminal device 100 further includes: a computer program stored on the memory 120 and capable of running on the processor 110, wherein the computer program, when executed by the processor 110, implements the processes of the method 100 described above and can achieve the same technical effects, and further description is omitted here to avoid repetition.
The method disclosed by the above-mentioned embodiment of the present invention can be applied to the processor 110, or implemented by the processor 110. The processor 110 may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be performed by integrated logic circuits of hardware or instructions in the form of software in the processor 110. The Processor 110 may be a general-purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, or discrete hardware components. The various methods, steps and logic blocks disclosed in the embodiments of the present invention may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in connection with the embodiments of the present invention may be directly implemented by a hardware decoding processor, or implemented by a combination of hardware and software modules in the decoding processor. The software modules may reside in ram, flash memory, rom, prom, or eprom, registers, among other computer-readable storage media known in the art. The computer readable storage medium is located in the memory 120, and the processor 110 reads the information in the memory 120 and performs the steps of the above method in combination with the hardware thereof. In particular, the computer-readable storage medium has stored thereon a computer program which, when executed by the processor 110, implements the steps of the method embodiments as described above in the method 100.
It is to be understood that the embodiments described herein may be implemented in hardware, software, firmware, middleware, microcode, or any combination thereof. For a hardware implementation, the Processing units may be implemented within one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), general purpose processors, controllers, micro-controllers, microprocessors, other electronic units designed to perform the functions described herein, or a combination thereof.
For a software implementation, the techniques described in this disclosure may be implemented with modules (e.g., procedures, functions, and so on) that perform the functions described in this disclosure. The software codes may be stored in a memory and executed by a processor. The memory may be implemented within the processor or external to the processor.
Fig. 8 is a schematic structural diagram of a network device according to another embodiment of the present invention. As shown in fig. 8, the network device 200 includes a processor 210, a transceiver 220, a memory 230, and a bus interface. Wherein:
in this embodiment of the present invention, the network device 200 further includes: a computer program stored in the memory 230 and capable of running on the processor 210, where the computer program, when executed by the processor 210, implements the processes in the method 200, and can achieve the same technical effects, and is not described herein again to avoid repetition.
In FIG. 8, the bus architecture may include any number of interconnected buses and bridges, with one or more processors represented by processor 210 and various circuits of memory represented by memory 230 being linked together. The bus architecture may also link together various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further herein. The bus interface provides an interface. The transceiver 220 may be a number of elements including a transmitter and a receiver that provide a means for communicating with various other apparatus over a transmission medium.
The processor 210 is responsible for managing the bus architecture and general processing, and the memory 130 may store data used by the processor 210 in performing operations.
An embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements the processes of the methods 100 and 200, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here. The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (24)
1. A method of wireless communication applied to a terminal device, the method comprising:
receiving broadcast information residual system information RMSI sent by network equipment;
determining Physical Uplink Control Channel (PUCCH) resources according to reserved bits in the RMSI;
transmitting a PUCCH on the PUCCH resources;
wherein the reserved bits in the RMSI are used for indicating at least one of the following information of PUCCH resources or PUCCH resource sets:
whether the PUCCH resource supports transmission of multiple slots, and frequency hopping among the multiple slots is supported when transmission of multiple slots is supported, and frequency hopping among the multiple slots is not supported when transmission of multiple slots is not supported,
a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots.
2. The method of claim 1, further comprising:
receiving Downlink Control Information (DCI), wherein the DCI comprises an ARI field;
wherein the ARI field is used for indicating an index of a PUCCH resource; or
The ARI field is used for indicating a transmission format used by the PUCCH resources in combination with reserved bits in the RMSI; or
The ARI is used to indicate the number of symbols used for the PUCCH resource transmission in conjunction with the reserved bits in the RMSI.
3. The method of claim 2, wherein reserved bits in the RMSI and the ARI field are used to indicate a combination of at least one PUCCH resource information:
indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format 0format 0;
indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format0, and further indicating beam switching;
indicating a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format0 and is further used for indicating frequency hopping;
indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format of 0, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying two symbols;
indicating PUCCH resources occupying fourteen symbols, wherein the PUCCH resources are in a format of format 1;
and indicating a PUCCH resource with variable occupied symbol number, wherein the format of the PUCCH resource is format 1.
4. The method of claim 3, wherein the reserved bits in the RMSI and the ARI field are further to indicate a combination of the following PUCCH resource information:
indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, and the PUCCH resource occupying fourteen symbols is formatted in format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, and the PUCCH resource occupying variable number of symbols is in a format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, the PUCCH resource occupying fourteen symbols is formatted in format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols and further indicating beam switching; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, the PUCCH resource occupying variable number of symbols is in a format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols and further used for indicating beam switching; or
Indicating PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols, wherein the PUCCH resources occupying two symbols are formatted 0, and the PUCCH resources occupying fourteen symbols are formatted 1, and further indicating dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying fourteen symbols; or
The method comprises the steps of indicating PUCCH resources occupying two symbols and PUCCH resources occupying variable numbers of symbols, wherein the format of the PUCCH resources occupying two symbols is format0, and the format of the PUCCH resources occupying variable numbers of symbols is format1, and further indicating the dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying variable numbers of symbols.
5. The method of claim 3, wherein the reserved bits in the RMSI and the ARI field are further to indicate a combination of the following PUCCH resource information:
indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating N time slots.
6. The method of claim 2, wherein the set of PUCCH resources comprises M PUCCH sub-resources;
determining the PUCCH resource set according to the reserved bits in the RMSI, further comprising:
utilizing the ARI field to indicate a PUCCH sub-resource in the PUCCH resource set.
7. The method of claim 6, wherein the ARI field is used to indicate one or more of the following information for the PUCCH sub-resources:
indicating a format of the PUCCH sub-resources;
indicating a starting symbol number of the PUCCH sub-resource;
indicating a number of symbols of the PUCCH sub-resources;
indicating a first hop physical resource block, PRB, number of the PUCCH sub-resource;
indicating a second hop PRB number of the PUCCH sub-resource;
a number indicating a cyclic shift, CS, of the PUCCH sub-resource; and
a number of an orthogonal mask OCC indicating the PUCCH sub-resources.
8. A method of wireless communication applied to a network device, the method comprising:
sending broadcast information RMSI;
receiving a PUCCH on PUCCH resources;
wherein the reserved bits in the RMSI are used for indicating at least one of the following information of the PUCCH resource or PUCCH resource set:
whether the PUCCH resource supports transmission of multiple slots, and frequency hopping among the multiple slots is supported when transmission of multiple slots is supported, and frequency hopping among the multiple slots is not supported when transmission of multiple slots is not supported,
a number of slots for PUCCH transmission when the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots.
9. The method of claim 8, further comprising:
sending Downlink Control Information (DCI), wherein the DCI comprises an ARI field;
wherein the ARI field is used for indicating an index of a PUCCH resource; or
The ARI field is used for indicating a transmission format used by the PUCCH resources in combination with reserved bits in the RMSI; or
The ARI is used to indicate the number of symbols used for the PUCCH resource transmission in conjunction with the reserved bits in the RMSI.
10. The method of claim 9, wherein reserved bits in the RMSI and the ARI field are used to indicate a combination of at least one PUCCH resource information:
indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format of 0;
indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format0, and further indicating beam switching;
indicating a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format0 and is further used for indicating frequency hopping;
indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format of 0, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying two symbols;
indicating PUCCH resources occupying fourteen symbols, wherein the PUCCH resources are in a format of format 1;
and indicating a PUCCH resource with variable occupied symbol number, wherein the format of the PUCCH resource is format 1.
11. The method of claim 10, wherein reserved bits in the RMSI and the ARI field are further to indicate a combination of PUCCH resource information:
indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, and the PUCCH resource occupying fourteen symbols is formatted in format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, and the PUCCH resource occupying variable number of symbols is in a format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, the PUCCH resource occupying fourteen symbols is formatted in format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols and further indicating beam switching; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, the PUCCH resource occupying variable number of symbols is in a format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols and further used for indicating beam switching; or
Indicating PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols, wherein the PUCCH resources occupying two symbols are formatted 0, and the PUCCH resources occupying fourteen symbols are formatted 1, and further indicating dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying fourteen symbols; or
The method comprises the steps of indicating PUCCH resources occupying two symbols and PUCCH resources occupying variable numbers of symbols, wherein the format of the PUCCH resources occupying two symbols is format0, and the format of the PUCCH resources occupying variable numbers of symbols is format1, and further indicating the dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying variable numbers of symbols.
12. The method of claim 10, wherein reserved bits in the RMSI and the ARI field are further to indicate a combination of PUCCH resource information:
indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating N time slots.
13. The method of claim 9, wherein the PUCCH resource set comprises M PUCCH sub-resources, the ARI field is further used to indicate one or more of the following information for the PUCCH sub-resources:
indicating a format of the PUCCH sub-resources;
indicating a starting symbol number of the PUCCH sub-resource;
indicating a number of symbols of the PUCCH sub-resources;
indicating a first hop physical resource block, PRB, number of the PUCCH sub-resource;
indicating a second hop PRB number of the PUCCH sub-resource;
a number indicating a cyclic shift, CS, of the PUCCH sub-resource; and
a number of an orthogonal mask OCC indicating the PUCCH sub-resources.
14. A terminal device, comprising:
a receiving module, configured to receive broadcast information RMSI sent by a network device, where a reserved bit in the RMSI is used to indicate at least one of the following information of a PUCCH resource or a PUCCH resource set: whether the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots when transmission of multiple slots is supported, frequency hopping among the multiple slots when transmission of multiple slots is not supported, a number of slots for PUCCH transmission when transmission of multiple slots is supported by the PUCCH resource and frequency hopping among the multiple slots is supported;
a determining module, configured to determine the PUCCH resource according to reserved bits in the RMSI;
and a sending module, configured to send the PUCCH on the PUCCH resource.
15. The terminal device of claim 14, wherein the receiving module is further configured to:
receiving Downlink Control Information (DCI), wherein the DCI comprises an ARI field;
wherein the ARI field is used for indicating an index of a PUCCH resource; or
The ARI field is used for indicating a transmission format used by the PUCCH resources in combination with reserved bits in the RMSI; or
The ARI is used to indicate the number of symbols used for the PUCCH resource transmission in conjunction with the reserved bits in the RMSI.
16. The terminal device of claim 15, wherein reserved bits in the RMSI and the ARI field are used to indicate a combination of at least one PUCCH resource information:
indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format of 0;
indicating a PUCCH resource occupying one symbol, wherein the PUCCH resource is in a format0, and further indicating beam switching;
indicating a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format0 and is further used for indicating frequency hopping;
indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying two symbols, wherein the PUCCH resource is in a format of 0, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying two symbols;
indicating PUCCH resources occupying fourteen symbols, wherein the PUCCH resources are in a format of format 1;
and indicating a PUCCH resource with variable occupied symbol number, wherein the format of the PUCCH resource is format 1.
17. The terminal device of claim 16, wherein the reserved bits in the RMSI and the ARI field are further to indicate a combination of PUCCH resource information:
indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, and the PUCCH resource occupying fourteen symbols is formatted in format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, and the PUCCH resource occupying variable number of symbols is in a format1, and further indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying fourteen symbols, wherein the PUCCH resource occupying one symbol is formatted in format0, the PUCCH resource occupying fourteen symbols is formatted in format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying fourteen symbols and further indicating beam switching; or
Indicating a PUCCH resource occupying one symbol and a PUCCH resource occupying variable number of symbols, wherein the PUCCH resource occupying one symbol is in a format0, the PUCCH resource occupying variable number of symbols is in a format1, and the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols are further used for indicating dynamic switching of the PUCCH resource occupying one symbol and the PUCCH resource occupying variable number of symbols and further used for indicating beam switching; or
Indicating PUCCH resources occupying two symbols and PUCCH resources occupying fourteen symbols, wherein the PUCCH resources occupying two symbols are formatted 0, and the PUCCH resources occupying fourteen symbols are formatted 1, and further indicating dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying fourteen symbols; or
The method comprises the steps of indicating PUCCH resources occupying two symbols and PUCCH resources occupying variable numbers of symbols, wherein the format of the PUCCH resources occupying two symbols is format0, and the format of the PUCCH resources occupying variable numbers of symbols is format1, and further indicating the dynamic switching of the PUCCH resources occupying two symbols and the PUCCH resources occupying variable numbers of symbols.
18. The terminal device of claim 16, wherein the reserved bits in the RMSI and the ARI field are further to indicate a combination of PUCCH resource information:
indicating that the format of the PUCCH resource is format1, and further indicating that the PUCCH resource is transmitted in a manner of repeating N time slots.
19. The terminal device of claim 15, wherein the set of PUCCH resources comprises M PUCCH sub-resources;
a determination module further configured to: utilizing the ARI field to indicate a PUCCH sub-resource in the PUCCH resource set.
20. The terminal device of claim 19, wherein the ARI field is used to indicate one or more of the following information for the PUCCH sub-resources:
indicating a format of the PUCCH sub-resources;
indicating a starting symbol number of the PUCCH sub-resource;
indicating a number of symbols of the PUCCH sub-resources;
indicating a first hop physical resource block, PRB, number of the PUCCH sub-resource;
indicating a second hop PRB number of the PUCCH sub-resource;
a number indicating a cyclic shift, CS, of the PUCCH sub-resource; and
a number of an orthogonal mask OCC indicating the PUCCH sub-resources.
21. A network device, comprising:
a sending module, configured to send broadcast information RMSI, where a reserved bit in the RMSI is used to indicate at least one of the following information of a PUCCH resource or a PUCCH resource set: whether the PUCCH resource supports transmission of multiple slots and frequency hopping among the multiple slots when transmission of multiple slots is supported, frequency hopping among the multiple slots when transmission of multiple slots is not supported, a number of slots for PUCCH transmission when transmission of multiple slots is supported by the PUCCH resource and frequency hopping among the multiple slots is supported;
a receiving module, configured to receive a PUCCH on the PUCCH resources.
22. A terminal device, comprising: memory, processor and computer program stored on the memory and executable on the processor, which computer program, when executed by the processor, carries out the steps of the method of wireless communication according to any of claims 1 to 7.
23. A network device, comprising: memory, processor and computer program stored on the memory and executable on the processor, which computer program, when executed by the processor, carries out the steps of the method of wireless communication according to any of claims 8 to 13.
24. A computer-readable medium, in which a computer program is stored which, when being executed by a processor, carries out the steps of the method of wireless communication according to any one of claims 1 to 13.
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