CN111835458A - Information transmission and receiving method, terminal and network side equipment - Google Patents

Information transmission and receiving method, terminal and network side equipment Download PDF

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Publication number
CN111835458A
CN111835458A CN201910756843.7A CN201910756843A CN111835458A CN 111835458 A CN111835458 A CN 111835458A CN 201910756843 A CN201910756843 A CN 201910756843A CN 111835458 A CN111835458 A CN 111835458A
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pusch
priority
cot
information
time domain
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CN201910756843.7A
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CN111835458B (en
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李�灿
沈晓冬
潘学明
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0036Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453Resources in frequency domain, e.g. a carrier in FDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0808Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides an information transmission and receiving method, a terminal and network side equipment, and relates to the technical field of communication. The information transmission method is applied to the terminal and comprises the following steps: when a first condition is met, information is transmitted according to whether the PUSCH resource of the physical uplink shared channel is in a channel occupation time COT or a monitoring result of Listen Before Talk (LBT); wherein the first condition comprises at least one of: overlapping resources of the first PUSCH and the second PUSCH; the HARQ process numbers of the first PUSCH and the second PUSCH conflict. By the scheme, the terminal can accurately transmit the PUSCH, and the communication reliability is further ensured.

Description

Information transmission and receiving method, terminal and network side equipment
Technical Field
The present invention relates to the field of communications technologies, and in particular, to an information transmission method, an information reception method, a terminal, and a network device.
Background
In the 5G communication system, when a Physical Uplink Shared Channel (PUSCH) dynamically scheduled overlaps with a PUSCH resource configured with a grant (CG), the dynamically scheduled PUSCH is always preferentially transmitted. If the same rule is applied to the unlicensed spectrum of the 5G communication system, there may be a case where a dynamically scheduled PUSCH fails to Listen Before Talk (LBT) due to a Channel Occupancy condition, and in this case, since a User Equipment (UE, also referred to as a terminal) of a CG may share a Channel Occupancy Time (COT) of a base station, a probability that a PUSCH transmission of the CG succeeds in LBT is large. The corresponding rule of following licensed spectrum may result in lower resource utilization in some cases.
The dynamic scheduling and the configuration authorization use the same HARQ process, and the dynamic scheduling of scheduling the same HARQ process number is received in the CG data preparation process, under which no provision is made for the behavior of the UE.
Disclosure of Invention
The embodiment of the invention provides an information transmission and receiving method, a terminal and network side equipment, which aim to solve the problem that in an unlicensed spectrum of a 5G communication system, when resources of two PUSCHs are overlapped or HARQ process numbers conflict, the terminal does not know how to transmit data and how to ensure the communication reliability.
In order to solve the technical problem, the invention adopts the following scheme:
in a first aspect, an embodiment of the present invention provides an information transmission method, applied to a terminal, including:
when a first condition is met, information is transmitted according to whether the PUSCH resource of the physical uplink shared channel is in a channel occupation time COT or a monitoring result of Listen Before Talk (LBT);
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
In a second aspect, an embodiment of the present invention provides an information receiving method, applied to a network side device, including:
when a first condition is met, receiving information according to whether the PUSCH resource of the physical uplink shared channel is in a channel occupation time COT or a monitoring result of listen before talk LBT;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
In a third aspect, an embodiment of the present invention provides a terminal, including:
the transmission module is used for transmitting information according to whether the PUSCH resource of the physical uplink shared channel is in the COT or the monitoring result of Listen Before Talk (LBT) when the first condition is met;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
In a fourth aspect, an embodiment of the present invention provides a terminal, including: a memory, a processor 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 information transmission method described above.
In a fifth aspect, an embodiment of the present invention provides a network side device, including:
a receiving module, configured to receive information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT or a monitoring result of listen before talk LBT when a first condition is satisfied;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
In a sixth aspect, an embodiment of the present invention provides a network side device, including: a memory, a processor and a 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 above-mentioned information receiving method.
In a seventh aspect, an embodiment of the present invention provides a computer-readable storage medium, where the computer-readable storage medium stores thereon a computer program, and the computer program, when executed by a processor, implements the steps of the above-mentioned information transmission method or the steps of the above-mentioned information reception method.
The invention has the beneficial effects that:
according to the scheme, when the resources of the two PUSCHs overlap and/or the HARQ process numbers conflict, information transmission is carried out according to whether the information is in a Channel Occupation Time (COT) or a monitoring result of listening before speaking (LBT), so that the terminal can be ensured to accurately transmit the PUSCHs, and further, the communication reliability is ensured.
Drawings
Fig. 1 is a schematic flow chart of an information transmission method according to an embodiment of the present invention;
fig. 2 shows one of the relationships of PUSCH and COT;
fig. 3 shows a second relationship between PUSCH and COT;
fig. 4 shows a third relationship between PUSCH and COT;
fig. 5 shows a fourth relation between PUSCH and COT;
fig. 6 shows one of the relationships between PUSCHs;
fig. 7 shows a second relationship between PUSCHs;
fig. 8 shows a third relation between PUSCHs;
fig. 9 is a flowchart illustrating an information receiving method according to an embodiment of the present invention;
fig. 10 shows a block diagram of a terminal according to an embodiment of the invention;
fig. 11 is a block diagram showing a configuration of a terminal according to an embodiment of the present invention;
fig. 12 is a block diagram of a network device according to an embodiment of the present invention;
fig. 13 is a block diagram showing a configuration of a network device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
In making the description of the embodiments of the present invention, some concepts used in the following description will first be explained.
First, configuration of authorized transmission resource
A fourth Generation (4Generation, 4G) communication system performs Radio Resource Control (RRC) configuration in an unlicensed band through an AUL-Subframe field, where the field includes 40 bits (bits), and indicates a Subframe that can be used for automatic uplink Access (AUL) transmission in a bitmap (bitmap) manner. The first bit in this field corresponds to subframe #0 of the radio frame that satisfies SFN mod 4 ═ 0. A '0' in Bitmap indicates that the corresponding subframe cannot be used for AUL transmission, and a '1' indicates that the corresponding subframe can be used for AUL transmission. That is, there is no case where a PUSCH resource of a Physical Uplink Shared Channel (PUSCH) and a Configuration Grant (CG) that are dynamically scheduled overlap with each other.
The AUL is also called CG in a fifth Generation (5Generation, 5G) communication system. The resource allocation of the CG PUSCH in the licensed band of the 5G communication system includes two modes, type1 and type 2. type1 does not need to detect Downlink Control Information (DCI) through semi-static configuration of RRC (including configuration period, slot (slot) offset, starting symbol and length SLIV of PUSCH, and number of times of repeated transmission K). After RRC configuration (including a configuration period and a number K of repeated charges), type2 allows a User Equipment (UE, also called a terminal) to be scheduled by detecting information of an active DCI (including a slot offset and a PUSCH start symbol and length SLIV). The 5G communication system is specified in the authorized frequency band, and when the PUSCH resources of the dynamically scheduled PUSCH and the CG are overlapped, the dynamically scheduled PUSCH is always transmitted preferentially.
Second, the configuration of the unlicensed spectrum authorizes the transmission of Hybrid Automatic repeat request (HARQ) process allocation
In the unlicensed spectrum of the 4G communication system, when the HARQ process number of the AUL is configured by the RRC based on the UE, and the AUL transmission is performed, the HARQ process number is carried in the AUL-UCI, and 16 HARQ process numbers may all be used for dynamic scheduling transmission. In the discussion of the unlicensed spectrum of the 5G communication system, it is agreed that the HARQ process number is carried in the CG-UCI. That is, it can be considered that CG transmission is also HARQ process number configured by UE autonomously selecting RRC and 16 HARQ process numbers can be used for dynamic scheduling transmission. When the same HARQ process number is used for dynamic scheduling and configuration authorization, if the same HARQ process number is sent, the dynamic scheduling of the same HARQ process number is received (the AUL data is not demodulated by the base station at the moment), the HARQ cache of the AUL data is covered by the dynamically scheduled data, and the dynamically scheduled data is sent. If the dynamic scheduling of scheduling the same HARQ process number is received in the process of preparing the AUL data, the behavior of the UE is not specified under the condition.
In the authorized spectrum of the 5G communication system, the HARQ process number of the CG PUSCH is bound with the position of the slot where the CG PUSCH is located currently, so that the HARQ process number which conflicts with the current time is prevented from being allocated to the scheduled PUSCH when the base station schedules.
Channel idle detection
Before information is transmitted in an unlicensed frequency band, in an unlicensed frequency band of a New Radio (NR), before information is transmitted, a terminal or a network device needs to perform Channel idle estimation (CCA)/extended Channel idle estimation (eCCA) to listen to a Channel, that is, perform Energy Detection (ED), and when Energy is lower than a certain threshold, the Channel is determined to be empty, so that transmission can be started, that is, Listen Before Talk (LBT). Since the unlicensed frequency band is shared by multiple technologies or multiple transmission nodes, this contention-based access method causes uncertainty in the available time of the channel. There are three types of LBT that are currently clearly available for 5G unlicensed communication systems:
LBT Cat 1 does not make any CCA direct transmission, but must be available in the case where the channel has been acquired with an interval of transmission switching less than 16 us;
LBT Cat 2, carrying out 25us or 16us channel monitoring, obtaining a channel for a specific signal and using the channel, wherein the maximum continuous transmission length should be less than a certain value, such as 1 ms;
LBT Cat 4, channel interception of fusion random backoff is carried out, different priority parameters are set differently, and finally, the maximum length which can be transmitted after the channel is obtained is also different.
Fourthly, sharing Channel Occupancy Time (COT) of the unlicensed frequency band
The 4G communication system can share COT in an unlicensed frequency band, after a base station obtains a channel through an LBT Cat 4, the base station can schedule UE in the COT obtained by the base station, and indicates the LBT Cat type used by the UE through DCI, and the base station can indicate whether AUL UE can share the COT obtained by the base station through COT sharing indication for AUL in DCI format 1C.
The invention provides an information transmission and receiving method, a terminal and network side equipment, aiming at the problem that a terminal does not know how to transmit data and how to ensure the communication reliability when resources of two PUSCHs are overlapped or HARQ process numbers conflict under an unlicensed frequency spectrum of a 5G communication system.
As shown in fig. 1, an embodiment of the present invention provides an information transmission method, which is applied to a terminal, and includes:
step 101, when a first condition is satisfied, information transmission is performed according to whether a physical uplink shared channel PUSCH resource is within a channel occupancy time COT or a listening-before-talk LBT monitoring result.
It should be noted that the first condition includes at least one of the following:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
Further, the first PUSCH is a dynamically scheduled PUSCH, and the second PUSCH is a grant configured PUSCH.
The following describes embodiments of the present invention in detail from two aspects of information transmission according to whether PUSCH resources are within a channel occupancy time COT and according to a monitoring result of LBT, respectively.
Situation one, according to whether PUSCH resource is in COT or not, information transmission is carried out
Note that, in this case, the first condition includes: at least one of resource overlapping of the first PUSCH and the second PUSCH and HARQ process number collision of the first PUSCH and the second PUSCH, that is, when the resource overlapping of the first PUSCH and the second PUSCH, the terminal may perform information transmission according to whether the PUSCH resource is within the COT; when the HARQ process numbers of the first PUSCH and the second PUSCH collide, the terminal may perform information transmission according to whether the PUSCH resource is in the COT; when the resources of the first PUSCH and the second PUSCH are overlapped and the HARQ process numbers of the first PUSCH and the second PUSCH collide, the terminal may perform information transmission according to whether the PUSCH resources are within the COT.
It should be further noted that the HARQ process number collision of the first PUSCH and the second PUSCH refers to: the terminal receives the scheduling indication of the first PUSCH in the process of preparing the data of the second PUSCH, and the first PUSCH and the second PUSCH use the same HARQ process number (that is, receives dynamic scheduling that the scheduling and the second PUSCH use the same HARQ process number), that is, receives dynamic scheduling that the scheduling of the same HARQ process number when the terminal is in the process of preparing the data of the second PUSCH.
It should be noted that, in this case, the network side device needs to send a terminal of the configuration information of the COT, and after receiving the configuration information, the terminal determines whether the PUSCH resource is within the channel occupancy time COT according to the configuration information, specifically, the configuration information includes: a time range or an end time, and further, the time range may be a start-stop time, a duration, a remaining time, etc. of the COT. Specifically, the network side device may indicate the configuration information of the COT in Downlink Control Information (DCI), and the terminal may infer whether the first PUSCH and the second PUSCH are within the COT obtained at the network side device according to a time range or an end time of the COT; the specific implementation manner of the terminal for transmitting information according to the judgment result comprises the following steps:
in a first mode, if the first PUSCH or the second PUSCH is located in the COT, the PUSCH located in the COT is transmitted;
the term "located within the COT" means that all resource locations of the PUSCH transmitted by the terminal are within the COT, and if a part of the resource locations of the PUSCH transmitted by the terminal is within the COT and a part of the resource locations of the PUSCH transmitted by the terminal is outside the COT, the resource locations are also referred to as being outside the COT.
Such implementation means that, if the first PUSCH or the second PUSCH is located within the COT, the PUSCH located within the COT is preferentially transmitted; for example, when only the first PUSCH is located within the COT, the first PUSCH is preferentially transmitted; when only the second PUSCH is located within the COT, the second PUSCH is preferentially transmitted.
For example, when the resources of the configured and dynamically scheduled PUSCHs overlap, the configured and authorized PUSCH is located within the COT, the dynamically scheduled PUSCH is partially located outside the COT, and the relationship between the PUSCH and the COT is as shown in fig. 2 (in fig. 2, the slant-lined filled box represents the configured and authorized PUSCH, and the horizontal-lined filled box represents the dynamically scheduled PUSCH), the terminal transmits the configured and authorized PUSCH.
In a second mode, if the first PUSCH and the second PUSCH are both located in the COT or outside the COT, the high-priority PUSCHs in the first PUSCH and the second PUSCH are transmitted;
it should be noted that, this implementation manner includes two cases, that is, in case one, when both the first PUSCH and the second PUSCH are located in the COT, the terminal transmits the high-priority PUSCH in the first PUSCH and the second PUSCH; and in case two, when the first PUSCH and the second PUSCH are both located outside the COT, the terminal transmits the PUSCH with high priority in the first PUSCH and the second PUSCH.
It should be further noted that the determining manner of the priorities of the first PUSCH and the second PUSCH includes one of the following:
a11, the priority of the first PUSCH is higher than that of the second PUSCH;
that is, in this case, the priority of the first PUSCH for which dynamic scheduling is prescribed is higher than the priority of the second PUSCH for which a grant is configured.
For example, when the terminal receives the PUSCH with the HARQ process number 5 scheduled by the network side device in the process of preparing the configuration grant data with the HARQ process number 5, the dynamically scheduled PUSCH and the configuration grant PUSCH are both within the COT, and the relationship between the PUSCH and the COT is as shown in fig. 3 (in fig. 3, the slash filled box represents the PUSCH with the configuration grant, and the horizontal line filled box represents the PUSCH with the dynamic scheduling), the terminal transmits the dynamically scheduled PUSCH.
A12, the priority of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is higher than the priority of the PUSCH with the rear time domain resource;
in this case, if the time domain resource of the first PUSCH is earlier than the time domain resource of the second PUSCH (that is, the time domain resource of the first PUSCH is earlier than the time domain resource of the second PUSCH), the priority of the first PUSCH is higher than the priority of the second PUSCH; and if the time domain resource of the second PUSCH is more advanced than the time domain resource of the first PUSCH (namely the time domain resource of the second PUSCH is earlier than the time domain resource of the first PUSCH), the priority of the second PUSCH is higher than that of the first PUSCH.
For example, when the terminal prepares the configuration grant data with HARQ process number 5, and receives that the network side device schedules PUSCH with HARQ process number 5 and the resources of the configuration grant PUSCH and the dynamically scheduled PUSCH overlap, both the dynamically scheduled PUSCH and the configuration grant PUSCH are outside the COT, and the relationship between the PUSCH and the COT is as shown in fig. 4 (in fig. 4, the slashed filled box represents the configuration grant PUSCH and the horizontal lined filled box represents the dynamically scheduled PUSCH), because the time domain resource of the configuration grant PUSCH is earlier than the time domain resource of the dynamically scheduled PUSCH, the terminal transmits the configuration grant PUSCH.
A13, wherein the priority of the PUSCH with high corresponding service priority in the first PUSCH and the second PUSCH is higher than that of the PUSCH with low corresponding service priority;
in this case, if the traffic priority of the data transmitted on the first PUSCH is higher than the traffic priority of the data transmitted on the second PUSCH, the priority of the first PUSCH is higher than the priority of the second PUSCH; and if the service priority of the data transmitted by the second PUSCH is higher than that of the data transmitted by the first PUSCH, the priority of the second PUSCH is higher than that of the first PUSCH.
For example, when the terminal prepares the configuration grant data with HARQ process number 5, and receives that the network-side device schedules PUSCH with HARQ process number 5 and the resources of the configuration grant PUSCH and the dynamically scheduled PUSCH overlap, both the dynamically scheduled PUSCH and the configuration grant PUSCH are outside the COT, and the relationship between the PUSCH and the COT is as shown in fig. 5 (in fig. 5, the slashed filled box represents the configuration grant PUSCH and the horizontal lined filled box represents the dynamically scheduled PUSCH), because the traffic priority of the data transmitted by the dynamically scheduled PUSCH is higher than the traffic priority of the data transmitted by the configuration grant PUSCH, the terminal transmits the dynamically scheduled PUSCH.
Second, according to LBT monitoring result, information transmission is carried out
In this case, the first condition is: overlapping resources of the first PUSCH and the second PUSCH; that is, when the resources of the first PUSCH and the second PUSCH overlap, the terminal may perform information transmission according to the listening result of the LBT.
Specifically, the implementation manner of the terminal performing information transmission according to the monitoring result includes:
in the first mode, if the preceding PUSCH of the time domain resources in the first PUSCH and the second PUSCH fails to perform LBT and the succeeding PUSCH of the time domain resources succeeds in performing LBT, the succeeding PUSCH of the time domain resources is transmitted.
The implementation manner is that if the time domain resource of the first PUSCH is earlier than the time domain resource of the second PUSCH (that is, the time domain resource of the first PUSCH is earlier than the time domain resource of the second PUSCH), and LBT of the first PUSCH fails, and LBT of the second PUSCH succeeds, the terminal transmits the second PUSCH; and if the time domain resource of the second PUSCH is earlier than the time domain resource of the first PUSCH (namely the time domain resource of the second PUSCH is earlier than the time domain resource of the first PUSCH), the second PUSCH fails to perform LBT, and the first PUSCH succeeds in performing LBT, the terminal transmits the first PUSCH.
Secondly, if the PUSCHs with the former time domain resources in the first PUSCH and the second PUSCH successfully carry out LBT, carrying out information transmission according to a first preset rule;
wherein the first preset rule comprises one of:
b11, transmitting the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH;
this situation means that if the time domain resource of the first PUSCH is earlier than the time domain resource of the second PUSCH (that is, the time domain resource of the first PUSCH is earlier than the time domain resource of the second PUSCH), and LBT of the first PUSCH is successful, the terminal transmits the first PUSCH; and if the time domain resource of the second PUSCH is more advanced than the time domain resource of the first PUSCH (namely the time domain resource of the second PUSCH is earlier than the time domain resource of the first PUSCH) and the LBT of the second PUSCH is successfully carried out, the terminal transmits the second PUSCH.
For example, when the resources of the configured and authorized PUSCH and the dynamically scheduled PUSCH overlap, the time domain resource of the configured and authorized PUSCH is earlier than the dynamically scheduled PUSCH, and LBT of the configured and authorized PUSCH succeeds, the relationship between the PUSCHs is as shown in fig. 6 (in fig. 6, a slash filled box represents the configured and authorized PUSCH, and a horizontal line filled box represents the dynamically scheduled PUSCH), and the terminal transmits the configured and authorized PUSCH.
B12, transmitting the parts of the first and second PUSCHs with high priority and the parts of the low priority PUSCHs which are not overlapped with the high priority;
this case means that if the priority of the first PUSCH is higher than that of the second PUSCH, the terminal transmits the entire first PUSCH and a portion of the second PUSCH which is not overlapped with the first PUSCH; and if the priority of the second PUSCH is higher than that of the first PUSCH, the terminal transmits the whole second PUSCH and the part of the first PUSCH which is not overlapped with the second PUSCH.
It should be noted that, in this case, the manner in which the terminal determines the priorities of the first PUSCH and the second PUSCH is similar to the manner in which the terminal determines the priorities of the first PUSCH and the second PUSCH in the case one, and details are not repeated here.
For example, when resources of the configured and dynamically scheduled PUSCH overlap, the priority of the dynamically scheduled PUSCH is higher than that of the configured and authorized PUSCH, LBT of the configured and authorized PUSCH is successful, and the relationship between the PUSCHs is as shown in fig. 7 (in fig. 7, a slash filled box represents the configured and authorized PUSCH, and a horizontal line filled box represents the dynamically scheduled PUSCH), the terminal transmits a non-overlapping portion of the configured and authorized PUSCH and the dynamically scheduled PUSCH (in this case, may be referred to as a punctured transmission of the configured and authorized PUSCH), and transmits the complete dynamically scheduled PUSCH.
B13, transmitting the PUSCHs with high priority in the first PUSCH and the second PUSCH, if the time domain resources of the PUSCHs with low priority in the first PUSCH and the second PUSCH are forward, transmitting the part which is not overlapped with the PUSCHs with high priority in the PUSCH with low priority, and if the time domain resources of the PUSCHs with low priority are backward, not transmitting the PUSCHs with low priority;
if the priority of the first PUSCH is higher than that of the second PUSCH, and the time domain resource of the second PUSCH is earlier than that of the first PUSCH (that is, the time domain resource of the second PUSCH is earlier than that of the first PUSCH), the terminal transmits the entire first PUSCH and a part of the second PUSCH which is not overlapped with the first PUSCH; if the priority of the first PUSCH is higher than that of the second PUSCH and the time domain resource of the first PUSCH is earlier than that of the second PUSCH (namely the time domain resource of the first PUSCH is earlier than that of the second PUSCH), the terminal only transmits the first PUSCH; if the priority of the second PUSCH is higher than that of the first PUSCH and the time domain resource of the first PUSCH is earlier than that of the second PUSCH (namely the time domain resource of the first PUSCH is earlier than that of the second PUSCH), the terminal transmits the whole second PUSCH and the part which is not overlapped with the second PUSCH in the first PUSCH; and if the priority of the second PUSCH is higher than that of the first PUSCH and the time domain resource of the second PUSCH is earlier than that of the first PUSCH (namely the time domain resource of the second PUSCH is earlier than that of the first PUSCH), the terminal only transmits the second PUSCH.
For example, when the resources of the configured and authorized PUSCH and the dynamically scheduled PUSCH overlap, the traffic priority of the data transmitted by the configured and authorized PUSCH is higher than the traffic priority of the data transmitted by the dynamically scheduled PUSCH, and the time domain resource of the configured and authorized PUSCH is earlier than the time domain resource of the dynamically scheduled PUSCH and the LBT of the configured and authorized PUSCH is successful, and the relationship between the PUSCHs is as shown in fig. 8 (in fig. 8, a slash filled box represents the configured and authorized PUSCH, and a horizontal line filled box represents the dynamically scheduled PUSCH), the terminal transmits the configured and authorized PUSCH.
It should be noted that, in order to ensure that the terminal and the network side device understand in a consistent manner, how the terminal performs PUSCH transmission, the network side device also needs to perform PUSCH reception in a similar manner.
It should be noted that, the embodiment of the present invention can ensure that the terminal can accurately perform PUSCH transmission, thereby ensuring communication reliability, and at the same time, can effectively increase the utilization rate and flexibility of spectrum resources, and increase throughput.
As shown in fig. 9, an embodiment of the present invention further provides an information receiving method, which is applied to a network side device, and includes:
step 901, receiving information according to whether the physical uplink shared channel PUSCH resource is in the channel occupancy time COT or the monitoring result of listen before talk LBT when the first condition is satisfied;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
Specifically, the first PUSCH is a dynamically scheduled PUSCH, and the second PUSCH is a grant configured PUSCH.
Optionally, the HARQ process number collision of the first PUSCH and the second PUSCH is: and the terminal receives a scheduling instruction of a first PUSCH in the process of preparing data of a second PUSCH, wherein the first PUSCH and the second PUSCH use the same HARQ process number.
Optionally, the receiving information according to whether the PUSCH resource of the physical uplink shared channel is within the channel occupancy time COT includes:
and if the first PUSCH or the second PUSCH is located in the COT, receiving the PUSCH located in the COT.
Optionally, the receiving information according to whether the PUSCH resource of the physical uplink shared channel is within the channel occupancy time COT includes:
and if the first PUSCH and the second PUSCH are both located in the COT or outside the COT, receiving the PUSCHs with high priority in the first PUSCH and the second PUSCH.
Optionally, before the receiving information according to whether the PUSCH resource of the physical uplink shared channel is within the channel occupancy time COT, the method further includes:
sending COT configuration information to a terminal;
wherein the configuration information comprises: a time range or an end time.
Optionally, the first condition is: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, receiving information according to the monitoring result of Listen Before Talk (LBT), wherein the information receiving comprises the following steps:
and if the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH fails to perform LBT and the PUSCH with the rear time domain resource succeeds to perform LBT, receiving the PUSCH with the rear time domain resource.
Optionally, the first condition is: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, receiving information according to the monitoring result of Listen Before Talk (LBT), wherein the information receiving comprises the following steps:
if the LBT of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is successful, receiving information according to a first preset rule;
wherein the first preset rule comprises one of:
receiving PUSCHs with advanced time domain resources in the first PUSCH and the second PUSCH;
receiving a portion of the first and second PUSCHs with a high priority and a portion of the low priority PUSCHs which are not overlapped with the high priority;
and receiving the PUSCHs with high priority in the first PUSCH and the second PUSCH, and receiving the parts which are not overlapped with the PUSCHs with high priority in the PUSCHs with low priority if the time domain resources of the PUSCHs with low priority in the first PUSCH and the second PUSCH are close to each other.
Specifically, the determination manner of the priority of the first PUSCH and the second PUSCH includes one of the following:
the priority of the first PUSCH is higher than that of the second PUSCH;
the priority of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is higher than the priority of the PUSCH with the rear time domain resource;
and the priority of the PUSCH with high corresponding service priority in the first PUSCH and the second PUSCH is higher than that of the PUSCH with low corresponding service priority.
It should be noted that all the descriptions regarding the network side device in the above embodiments are applicable to the embodiment of the information receiving method, and the same technical effects can be achieved.
As shown in fig. 10, an embodiment of the present invention provides a terminal 1000, including:
a transmission module 1001, configured to transmit information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT or a monitoring result of listen before talk LBT when a first condition is satisfied;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
Specifically, the first PUSCH is a dynamically scheduled PUSCH, and the second PUSCH is a grant configured PUSCH.
Further, the HARQ process number collision of the first PUSCH and the second PUSCH is: and the terminal receives a scheduling instruction of a first PUSCH in the process of preparing data of a second PUSCH, wherein the first PUSCH and the second PUSCH use the same HARQ process number.
Optionally, when the transmission module 1001 implements information transmission according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, the method includes:
a first transmission unit, configured to transmit the PUSCH in the COT if the first PUSCH or the second PUSCH is in the COT.
Optionally, when the transmission module 1001 implements information transmission according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, the method includes:
a second transmission unit, configured to transmit a high-priority PUSCH in the first PUSCH and the second PUSCH if the first PUSCH and the second PUSCH are both located within the COT or both located outside the COT.
Optionally, before the information transmission is performed according to whether the PUSCH resource of the physical uplink shared channel is within the channel occupancy time COT, the method of transmitting information by the transmission module 1001 further includes:
the device comprises a configuration receiving module, a COT configuration module and a COT configuration module, wherein the configuration receiving module is used for receiving the COT configuration information sent by the network side equipment;
a determining module, configured to determine whether the PUSCH resource is within a channel occupancy time COT according to the configuration information;
wherein the configuration information comprises: a time range or an end time.
Optionally, the first condition is: when the resources of the first PUSCH and the second PUSCH are overlapped, the transmitting module 1001, when performing information transmission according to a listening-before-talk LBT monitoring result, includes:
and the third transmission unit is used for transmitting the PUSCH with the later time domain resource if the PUSCH with the earlier time domain resource in the first PUSCH and the second PUSCH fails to perform LBT and the PUSCH with the later time domain resource succeeds in LBT.
Optionally, the first condition is: when the resources of the first PUSCH and the second PUSCH are overlapped, the transmitting module 1001, when performing information transmission according to a listening-before-talk LBT monitoring result, includes:
a fourth transmission unit, configured to perform information transmission according to a first preset rule if LBT of a PUSCH with a time domain resource that is earlier in the first PUSCH and the second PUSCH is successful;
wherein the first preset rule comprises one of:
transmitting PUSCHs with advanced time domain resources in the first PUSCH and the second PUSCH;
transmitting a portion of the first and second PUSCHs of high priority and of the low priority PUSCHs that is not overlapped with the high priority PUSCH;
and transmitting the high-priority PUSCH in the first PUSCH and the second PUSCH, if the time domain resources of the low-priority PUSCH in the first PUSCH and the second PUSCH are forward, transmitting the part which is not overlapped with the high-priority PUSCH in the low-priority PUSCH, and if the time domain resources of the low-priority PUSCH are backward, not transmitting the low-priority PUSCH.
Further, the determining of the priority of the first PUSCH and the second PUSCH comprises one of:
the priority of the first PUSCH is higher than that of the second PUSCH;
the priority of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is higher than the priority of the PUSCH with the rear time domain resource;
and the priority of the PUSCH with high corresponding service priority in the first PUSCH and the second PUSCH is higher than that of the PUSCH with low corresponding service priority.
It should be noted that the terminal embodiment is a terminal corresponding to the information transmission method applied to the terminal, and all implementation manners of the above embodiments are applicable to the terminal embodiment, and the same technical effects as those of the terminal embodiment can also be achieved.
Fig. 11 is a schematic diagram of a hardware structure of a terminal for implementing an embodiment of the present invention.
The terminal 110 includes but is not limited to: radio frequency unit 1110, network module 1120, audio output unit 1130, input unit 1140, sensor 1150, display unit 1160, user input unit 1170, interface unit 1180, memory 1190, processor 1111, and power supply 1112. Those skilled in the art will appreciate that the terminal structure shown in fig. 11 does not constitute a limitation of the terminal, and that the terminal may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components. In the embodiment of the present invention, the terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
The radio frequency unit 1110 is configured to transmit information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT or a monitoring result of listen before talk LBT when a first condition is met;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
The terminal of the embodiment of the invention transmits information according to whether the terminal is in the channel occupation time COT or the monitoring result of listen before talk LBT when the resources of two PUSCHs overlap and/or the HARQ process numbers conflict, thereby ensuring that the terminal can accurately transmit the PUSCHs and further ensuring the communication reliability.
It should be understood that, in the embodiment of the present invention, the radio frequency unit 1110 may be configured to receive and transmit signals during a message transmission or a call, and specifically, receive downlink data from a network-side device and then process the received downlink data in the processor 1111; in addition, the uplink data is sent to the network side equipment. Generally, the radio frequency unit 1110 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 1110 may also communicate with a network and other devices through a wireless communication system.
The terminal provides wireless broadband internet access to the user through the network module 1120, such as helping the user send and receive e-mails, browse web pages, and access streaming media.
The audio output unit 1130 may convert audio data received by the radio frequency unit 1110 or the network module 1120 or stored in the memory 1190 into an audio signal and output as sound. Also, the audio output unit 1130 may also provide audio output related to a specific function performed by the terminal 110 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 1130 includes a speaker, a buzzer, a receiver, and the like.
The input unit 1140 is used to receive an audio or video signal. The input Unit 1140 may include a Graphic Processing Unit (GPU) 1141 and a microphone 1142, and the graphic processor 1141 processes image data of a still picture or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frame may be displayed on the display unit 1160. The image frames processed by the graphic processor 1141 may be stored in the memory 1190 (or other storage medium) or transmitted via the radio frequency unit 1110 or the network module 1120. The microphone 1142 may receive sound and may be capable of processing such sound into audio data. The processed audio data may be converted into a format output transmittable to a mobile communication network side device via the radio frequency unit 1110 in case of the phone call mode.
The terminal 110 also includes at least one sensor 1150, such as a light sensor, motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that adjusts the brightness of the display panel 1161 according to the brightness of ambient light, and a proximity sensor that turns off the display panel 1161 and/or backlight when the terminal 110 moves to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used to identify the terminal posture (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration identification related functions (such as pedometer, tapping), and the like; the sensors 1150 may also include fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared sensors, etc., which are not described in detail herein.
The display unit 1160 is used to display information input by a user or information provided to a user. The Display unit 1160 may include a Display panel 1161, and the Display panel 1161 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 1170 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the terminal. Specifically, the user input unit 1170 includes a touch panel 1171 and other input devices 1172. Touch panel 1171, also referred to as a touch screen, may collect touch operations by a user on or near it (e.g., user operations on or near touch panel 1171 using a finger, stylus, or any suitable object or accessory). Touch panel 1171 can include two portions, a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, and sends the touch point coordinates to the processor 1111 to receive and execute commands sent from the processor 1111. In addition, the touch panel 1171 can be implemented by various types such as resistive, capacitive, infrared, and surface acoustic wave. In addition to the touch panel 1171, the user input unit 1170 may also include other input devices 1172. Specifically, the other input devices 1172 may include, but are not limited to, a physical keyboard, function keys (such as volume control keys, switch keys, etc.), a track ball, a mouse, and a joystick, which are not described herein.
Further, touch panel 1171 can be overlaid on display panel 1161, and when touch panel 1171 detects a touch operation thereon or nearby, the touch operation can be transmitted to processor 1111 for determining the type of touch event, and then processor 1111 can provide a corresponding visual output on display panel 1161 according to the type of touch event. Although in fig. 11, the touch panel 1171 and the display panel 1161 are two independent components to implement the input and output functions of the terminal, in some embodiments, the touch panel 1171 and the display panel 1161 may be integrated to implement the input and output functions of the terminal, and the implementation is not limited herein.
The interface unit 1180 is an interface for connecting an external device to the terminal 110. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 1180 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the terminal 110 or may be used to transmit data between the terminal 110 and the external device.
Memory 1190 may be used to store software programs as well as various data. The memory 1190 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 1190 may include high speed random access memory and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The processor 1111 is a control center of the terminal, connects various parts of the entire terminal using various interfaces and lines, and performs various functions of the terminal and processes data by operating or executing software programs and/or modules stored in the memory 1190 and calling data stored in the memory 1190, thereby integrally monitoring the terminal. Processor 1111 may include one or more processing units; preferably, the processor 1111 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into processor 1111.
The terminal 110 may further include a power supply 1112 (e.g., a battery) for powering the various components, and preferably, the power supply 1112 may be logically coupled to the processor 1111 via a power management system to enable management of charging, discharging, and power consumption via the power management system.
In addition, the terminal 110 includes some functional modules that are not shown, and are not described in detail herein.
Preferably, an embodiment of the present invention further provides a terminal, including a processor 1111, a memory 1190, and a computer program stored in the memory 1190 and capable of running on the processor 1111, where the computer program, when executed by the processor 1111, implements each process of the embodiment of the information transmission method applied to the terminal side, and can achieve the same technical effect, and therefore, in order to avoid repetition, details are not described here again.
The 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 each process of the information transmission method embodiment applied to the terminal side, and can achieve the same technical effect, and in order to avoid repetition, the detailed description is omitted 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.
As shown in fig. 12, an embodiment of the present invention further provides a network side device 1200, including:
a receiving module 1201, configured to receive information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT or a monitoring result of listen before talk LBT when a first condition is satisfied;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
Specifically, the first PUSCH is a dynamically scheduled PUSCH, and the second PUSCH is a grant configured PUSCH.
Optionally, the HARQ process number collision of the first PUSCH and the second PUSCH is: and the terminal receives a scheduling instruction of a first PUSCH in the process of preparing data of a second PUSCH, wherein the first PUSCH and the second PUSCH use the same HARQ process number.
Optionally, the receiving module 1201 realizes that, when receiving information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, the receiving module includes:
a first receiving unit, configured to receive a PUSCH in the COT if the first PUSCH or the second PUSCH is in the COT.
Optionally, the receiving module 1201 realizes that, when receiving information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, the receiving module includes:
a second receiving unit, configured to receive a high-priority PUSCH in the first PUSCH and the second PUSCH if the first PUSCH and the second PUSCH are both located within the COT or both located outside the COT.
Optionally, before the receiving module 1201 receives information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, the method further includes:
the configuration sending module is used for sending the configuration information of the COT to the terminal;
wherein the configuration information comprises: a time range or an end time.
Optionally, the first condition is: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, when the receiving module 1201 realizes receiving information according to the monitoring result of listen before talk LBT, the receiving module includes:
and a third receiving unit, configured to receive a PUSCH with a later time domain resource if LBT of a PUSCH with a earlier time domain resource in the first PUSCH and the second PUSCH fails and LBT of a PUSCH with a later time domain resource succeeds.
Optionally, the first condition is: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, when the receiving module 1201 realizes receiving information according to the monitoring result of listen before talk LBT, the receiving module includes:
a fourth receiving unit, configured to receive information according to a first preset rule if LBT of a PUSCH with a time domain resource that is earlier in the first PUSCH and the second PUSCH is successful;
wherein the first preset rule comprises one of:
receiving PUSCHs with advanced time domain resources in the first PUSCH and the second PUSCH;
receiving a portion of the first and second PUSCHs with a high priority and a portion of the low priority PUSCHs which are not overlapped with the high priority;
and receiving the PUSCHs with high priority in the first PUSCH and the second PUSCH, and receiving the parts which are not overlapped with the PUSCHs with high priority in the PUSCHs with low priority if the time domain resources of the PUSCHs with low priority in the first PUSCH and the second PUSCH are close to each other.
Further, the determining of the priority of the first PUSCH and the second PUSCH comprises one of:
the priority of the first PUSCH is higher than that of the second PUSCH;
the priority of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is higher than the priority of the PUSCH with the rear time domain resource;
and the priority of the PUSCH with high corresponding service priority in the first PUSCH and the second PUSCH is higher than that of the PUSCH with low corresponding service priority.
An embodiment of the present invention further provides a network side device, including: the information receiving method applied to the network side device comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, wherein when the computer program is executed by the processor, each process in the information receiving method embodiment applied to the network side device is realized, the same technical effect can be achieved, and in order to avoid repetition, the details are not repeated.
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 each process in the information receiving method embodiment applied to the network-side device, and can achieve the same technical effect, and is not described herein again to avoid repetition. The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
Fig. 13 is a structural diagram of a network side device according to an embodiment of the present invention, which can implement details of the information receiving method described above and achieve the same effect. As shown in fig. 13, the network-side device 1300 includes: a processor 1301, a transceiver 1302, a memory 1303 and a bus interface, wherein:
the processor 1301 is configured to read the program in the memory 1303, and execute the following processes:
when the transceiver 1302 meets a first condition, receiving information according to whether a physical uplink shared channel PUSCH resource is within a channel occupancy time COT or a monitoring result of listen before talk LBT;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
In fig. 13, the bus architecture may include any number of interconnected buses and bridges, with one or more processors represented by processor 1301 and various circuits of memory represented by memory 1303 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 1302 may be a plurality of elements including a transmitter and a receiver that provide a means for communicating with various other apparatus over a transmission medium.
Specifically, the first PUSCH is a dynamically scheduled PUSCH, and the second PUSCH is a grant configured PUSCH.
Optionally, the processor 1301 is configured to read a program, in the memory 1303, for receiving information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, and execute the following procedure:
and if the first PUSCH or the second PUSCH is located in the COT, receiving the PUSCH located in the COT.
Optionally, the processor 1301 is configured to read a program, in the memory 1303, for receiving information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, and execute the following procedure:
and if the first PUSCH and the second PUSCH are both located in the COT or outside the COT, receiving the PUSCHs with high priority in the first PUSCH and the second PUSCH.
Optionally, the processor 1301 is configured to read the program in the memory 1303, and further perform the following processes:
sending the configuration information of the COT to the terminal through the transceiver 1302;
wherein the configuration information comprises: a time range or an end time.
Optionally, the first condition is: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, the processor 1301 is configured to read a program in the memory 1303, which receives information according to a listening result of listen before talk LBT, and execute the following procedures:
and if the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH fails to perform LBT and the PUSCH with the rear time domain resource succeeds to perform LBT, receiving the PUSCH with the rear time domain resource.
Optionally, the first condition is: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, the processor 1301 is configured to read a program in the memory 1303, which receives information according to a listening result of listen before talk LBT, and execute the following procedures:
if the LBT of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is successful, receiving information according to a first preset rule;
wherein the first preset rule comprises one of:
receiving PUSCHs with advanced time domain resources in the first PUSCH and the second PUSCH;
receiving a portion of the first and second PUSCHs with a high priority and a portion of the low priority PUSCHs which are not overlapped with the high priority;
and receiving the PUSCHs with high priority in the first PUSCH and the second PUSCH, and receiving the parts which are not overlapped with the PUSCHs with high priority in the PUSCHs with low priority if the time domain resources of the PUSCHs with low priority in the first PUSCH and the second PUSCH are close to each other.
Further, the determining of the priority of the first PUSCH and the second PUSCH comprises one of:
the priority of the first PUSCH is higher than that of the second PUSCH;
the priority of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is higher than the priority of the PUSCH with the rear time domain resource;
and the priority of the PUSCH with high corresponding service priority in the first PUSCH and the second PUSCH is higher than that of the PUSCH with low corresponding service priority.
The network side device may be a Base Transceiver Station (BTS) in Global System for mobile communications (GSM) or Code Division Multiple Access (CDMA), a Base Station (NodeB, NB) in Wideband Code Division Multiple Access (WCDMA), an evolved Node B (evolved Node B, eNB or eNodeB) in LTE, a relay Station or Access point, or a Base Station in a future 5G network, and the like, which is not limited herein.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the following claims.

Claims (31)

1. An information transmission method applied to a terminal is characterized by comprising the following steps:
when a first condition is met, information is transmitted according to whether the PUSCH resource of the physical uplink shared channel is in a channel occupation time COT or a monitoring result of Listen Before Talk (LBT);
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
2. The information transmission method according to claim 1, wherein the first PUSCH is a dynamically scheduled PUSCH, and the second PUSCH is a configuration granted PUSCH.
3. The information transmission method according to claim 2, wherein the HARQ process number collision of the first PUSCH and the second PUSCH is: and the terminal receives a scheduling instruction of a first PUSCH in the process of preparing data of a second PUSCH, wherein the first PUSCH and the second PUSCH use the same HARQ process number.
4. The information transmission method according to claim 1, wherein the performing information transmission according to whether the PUSCH resource of the physical uplink shared channel is within the channel occupancy time COT comprises:
and if the first PUSCH or the second PUSCH is located in the COT, transmitting the PUSCH located in the COT.
5. The information transmission method according to claim 1, wherein the performing information transmission according to whether the PUSCH resource of the physical uplink shared channel is within the channel occupancy time COT comprises:
and if the first PUSCH and the second PUSCH are both located in the COT or outside the COT, transmitting the high-priority PUSCHs in the first PUSCH and the second PUSCH.
6. The information transmission method according to claim 1, wherein before the information transmission according to whether the PUSCH resource is in the channel occupancy time COT, further comprising:
receiving COT configuration information sent by network side equipment;
determining whether the PUSCH resource is within the Channel Occupation Time (COT) according to the configuration information;
wherein the configuration information comprises: a time range or an end time.
7. The information transmission method according to claim 1, wherein, in the first condition, the information transmission method comprises: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, information transmission is carried out according to the monitoring result of Listen Before Talk (LBT), and the information transmission method comprises the following steps:
and if the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH fails to perform LBT and the PUSCH with the rear time domain resource succeeds to perform LBT, transmitting the PUSCH with the rear time domain resource.
8. The information transmission method according to claim 1, wherein, in the first condition, the information transmission method comprises: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, information transmission is carried out according to the monitoring result of Listen Before Talk (LBT), and the information transmission method comprises the following steps:
if the LBT of the PUSCH with the front time domain resources in the first PUSCH and the second PUSCH is successful, information transmission is carried out according to a first preset rule;
wherein the first preset rule comprises one of:
transmitting PUSCHs with advanced time domain resources in the first PUSCH and the second PUSCH;
transmitting a portion of the first and second PUSCHs of high priority and of the low priority PUSCHs that is not overlapped with the high priority PUSCH;
and transmitting the high-priority PUSCH in the first PUSCH and the second PUSCH, if the time domain resources of the low-priority PUSCH in the first PUSCH and the second PUSCH are forward, transmitting the part which is not overlapped with the high-priority PUSCH in the low-priority PUSCH, and if the time domain resources of the low-priority PUSCH are backward, not transmitting the low-priority PUSCH.
9. The information transmission method according to claim 5 or 8, wherein the determining manner of the priorities of the first PUSCH and the second PUSCH comprises one of:
the priority of the first PUSCH is higher than that of the second PUSCH;
the priority of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is higher than the priority of the PUSCH with the rear time domain resource;
and the priority of the PUSCH with high corresponding service priority in the first PUSCH and the second PUSCH is higher than that of the PUSCH with low corresponding service priority.
10. An information receiving method is applied to a network side device, and is characterized by comprising the following steps:
when a first condition is met, receiving information according to whether the PUSCH resource of the physical uplink shared channel is in a channel occupation time COT or a monitoring result of listen before talk LBT;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
11. The information receiving method according to claim 10, wherein the first PUSCH is a dynamically scheduled PUSCH and the second PUSCH is a grant configured PUSCH.
12. The information receiving method according to claim 10, wherein the receiving information according to whether the PUSCH resource of the physical uplink shared channel is within the channel occupancy time COT comprises:
and if the first PUSCH or the second PUSCH is located in the COT, receiving the PUSCH located in the COT.
13. The information receiving method according to claim 10, wherein the receiving information according to whether the PUSCH resource of the physical uplink shared channel is within the channel occupancy time COT comprises:
and if the first PUSCH and the second PUSCH are both located in the COT or outside the COT, receiving the PUSCHs with high priority in the first PUSCH and the second PUSCH.
14. The information receiving method according to claim 10, wherein before the receiving information according to whether the PUSCH resource is in the channel occupancy time COT, the method further comprises:
sending COT configuration information to a terminal;
wherein the configuration information comprises: a time range or an end time.
15. The information receiving method according to claim 10, wherein, in the first condition, the information receiving method further comprises: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, receiving information according to the monitoring result of Listen Before Talk (LBT), wherein the information receiving comprises the following steps:
and if the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH fails to perform LBT and the PUSCH with the rear time domain resource succeeds to perform LBT, receiving the PUSCH with the rear time domain resource.
16. The information receiving method according to claim 10, wherein, in the first condition, the information receiving method further comprises: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, receiving information according to the monitoring result of Listen Before Talk (LBT), wherein the information receiving comprises the following steps:
if the LBT of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is successful, receiving information according to a first preset rule;
wherein the first preset rule comprises one of:
receiving PUSCHs with advanced time domain resources in the first PUSCH and the second PUSCH;
receiving a portion of the first and second PUSCHs with a high priority and a portion of the low priority PUSCHs which are not overlapped with the high priority;
and receiving the PUSCHs with high priority in the first PUSCH and the second PUSCH, and receiving the parts which are not overlapped with the PUSCHs with high priority in the PUSCHs with low priority if the time domain resources of the PUSCHs with low priority in the first PUSCH and the second PUSCH are close to each other.
17. The information receiving method according to claim 13 or 16, wherein the determining manner of the priorities of the first PUSCH and the second PUSCH comprises one of:
the priority of the first PUSCH is higher than that of the second PUSCH;
the priority of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is higher than the priority of the PUSCH with the rear time domain resource;
and the priority of the PUSCH with high corresponding service priority in the first PUSCH and the second PUSCH is higher than that of the PUSCH with low corresponding service priority.
18. A terminal, comprising:
the transmission module is used for transmitting information according to whether the PUSCH resource of the physical uplink shared channel is in the COT or the monitoring result of Listen Before Talk (LBT) when the first condition is met;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
19. The terminal according to claim 18, wherein the transmission module, when implementing information transmission according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, includes:
a first transmission unit, configured to transmit the PUSCH in the COT if the first PUSCH or the second PUSCH is in the COT.
20. The terminal according to claim 18, wherein the transmission module, when implementing information transmission according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, includes:
a second transmission unit, configured to transmit a high-priority PUSCH in the first PUSCH and the second PUSCH if the first PUSCH and the second PUSCH are both located within the COT or both located outside the COT.
21. The terminal of claim 18, wherein the first condition is: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, when the transmission module realizes information transmission according to the monitoring result of listen before talk LBT, the method includes:
and the third transmission unit is used for transmitting the PUSCH with the later time domain resource if the PUSCH with the earlier time domain resource in the first PUSCH and the second PUSCH fails to perform LBT and the PUSCH with the later time domain resource succeeds in LBT.
22. The terminal of claim 18, wherein the first condition is: under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, when the transmission module realizes information transmission according to the monitoring result of listen before talk LBT, the method includes:
a fourth transmission unit, configured to perform information transmission according to a first preset rule if LBT of a PUSCH with a time domain resource that is earlier in the first PUSCH and the second PUSCH is successful;
wherein the first preset rule comprises one of:
transmitting PUSCHs with advanced time domain resources in the first PUSCH and the second PUSCH;
transmitting a portion of the first and second PUSCHs of high priority and of the low priority PUSCHs that is not overlapped with the high priority PUSCH;
and transmitting the high-priority PUSCH in the first PUSCH and the second PUSCH, if the time domain resources of the low-priority PUSCH in the first PUSCH and the second PUSCH are forward, transmitting the part which is not overlapped with the high-priority PUSCH in the low-priority PUSCH, and if the time domain resources of the low-priority PUSCH are backward, not transmitting the low-priority PUSCH.
23. The terminal according to claim 20 or 22, wherein the priority of the first PUSCH and the second PUSCH is determined in a manner including one of:
the priority of the first PUSCH is higher than that of the second PUSCH;
the priority of the PUSCH with the front time domain resource in the first PUSCH and the second PUSCH is higher than the priority of the PUSCH with the rear time domain resource;
and the priority of the PUSCH with high corresponding service priority in the first PUSCH and the second PUSCH is higher than that of the PUSCH with low corresponding service priority.
24. A terminal, comprising: memory, processor and computer program stored on the memory and executable on the processor, which computer program, when being executed by the processor, carries out the steps of the information transmission method according to one of claims 1 to 9.
25. A network-side device, comprising:
a receiving module, configured to receive information according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT or a monitoring result of listen before talk LBT when a first condition is satisfied;
wherein the first condition comprises at least one of:
overlapping resources of the first PUSCH and the second PUSCH;
the HARQ process numbers of the first PUSCH and the second PUSCH conflict.
26. The network side device of claim 25, wherein the receiving module, when implementing information reception according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, includes:
a first receiving unit, configured to receive a PUSCH in the COT if the first PUSCH or the second PUSCH is in the COT.
27. The network side device of claim 25, wherein the receiving module, when implementing information reception according to whether a PUSCH resource of a physical uplink shared channel is within a channel occupancy time COT, includes:
a second receiving unit, configured to receive a high-priority PUSCH in the first PUSCH and the second PUSCH if the first PUSCH and the second PUSCH are both located within the COT or both located outside the COT.
28. The network-side device of claim 25, wherein the first condition is that: when the receiving module receives information according to the monitoring result of listen before talk LBT under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, the method includes:
and a third receiving unit, configured to receive a PUSCH with a later time domain resource if LBT of a PUSCH with a earlier time domain resource in the first PUSCH and the second PUSCH fails and LBT of a PUSCH with a later time domain resource succeeds.
29. The network-side device of claim 25, wherein the first condition is that: when the receiving module receives information according to the monitoring result of listen before talk LBT under the condition that the resources of the first PUSCH and the second PUSCH are overlapped, the method includes:
a fourth receiving unit, configured to receive information according to a first preset rule if LBT of a PUSCH with a time domain resource that is earlier in the first PUSCH and the second PUSCH is successful;
wherein the first preset rule comprises one of:
receiving PUSCHs with advanced time domain resources in the first PUSCH and the second PUSCH;
receiving a portion of the first and second PUSCHs with a high priority and a portion of the low priority PUSCHs which are not overlapped with the high priority;
and receiving the PUSCHs with high priority in the first PUSCH and the second PUSCH, and receiving the parts which are not overlapped with the PUSCHs with high priority in the PUSCHs with low priority if the time domain resources of the PUSCHs with low priority in the first PUSCH and the second PUSCH are close to each other.
30. A network-side device, comprising: memory, processor and computer program stored on the memory and executable on the processor, which computer program, when being executed by the processor, carries out the steps of the information receiving method according to any one of claims 10 to 17.
31. A computer-readable storage medium, characterized in that a computer program is stored thereon, which, when being executed by a processor, implements the steps of the information transmission method according to any one of claims 1 to 9 or the steps of the information reception method according to any one of claims 10 to 17.
CN201910756843.7A 2019-08-16 2019-08-16 Information transmission and receiving method, terminal and network side equipment Active CN111835458B (en)

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