CN115087082A - Uplink transmission processing method, device, terminal and readable storage medium - Google Patents

Uplink transmission processing method, device, terminal and readable storage medium Download PDF

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Publication number
CN115087082A
CN115087082A CN202110289855.0A CN202110289855A CN115087082A CN 115087082 A CN115087082 A CN 115087082A CN 202110289855 A CN202110289855 A CN 202110289855A CN 115087082 A CN115087082 A CN 115087082A
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China
Prior art keywords
harq
time
target
skipping
preset
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CN202110289855.0A
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Chinese (zh)
Inventor
姜炜
李东儒
尤花征
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Priority to CN202110289855.0A priority Critical patent/CN115087082A/en
Priority to PCT/CN2022/079904 priority patent/WO2022194000A1/en
Publication of CN115087082A publication Critical patent/CN115087082A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02Power saving arrangements
    • H04W52/0209Power saving arrangements in terminal devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02Power saving arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02Power saving arrangements
    • H04W52/0209Power saving arrangements in terminal devices
    • H04W52/0212Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02Power saving arrangements
    • H04W52/0209Power saving arrangements in terminal devices
    • H04W52/0225Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02Power saving arrangements
    • H04W52/0209Power saving arrangements in terminal devices
    • H04W52/0225Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0248Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal dependent on the time of the day, e.g. according to expected transmission activity

Abstract

The application discloses an uplink sending processing method, an uplink sending processing device, a terminal and a readable storage medium. The method comprises the following steps: under the condition that a first preset condition is met, the terminal executes a first operation; wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of: the terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period; the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle. The embodiment of the application reduces the power consumption of the terminal.

Description

Uplink transmission processing method, device, terminal and readable storage medium
Technical Field
The present application belongs to the field of communications technologies, and in particular, to an uplink transmission processing method, an uplink transmission processing device, a terminal, and a readable storage medium.
Background
With the development of communication technology, a Discontinuous Reception (DRX) mechanism is applied in a communication system. In the DRX mechanism, after at least one of Physical Downlink Control Channel (PDCCH) skipping, search space group switching, DRX start offset (DRX start offset), and the like is applied, part of uplink transmission of the terminal may be in a sleep period of DRX, so that the terminal is awakened in the sleep period, which causes large power consumption of the terminal.
Disclosure of Invention
Embodiments of the present application provide an uplink transmission processing method, an uplink transmission processing device, a terminal, and a readable storage medium, which can solve the problem that a DRX mechanism and uplink transmission configuration are independent from each other, resulting in large power consumption of the terminal.
In a first aspect, a method for processing uplink transmission is provided, including:
under the condition that a first preset condition is met, the terminal executes a first operation;
wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition comprises at least one of:
the terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period;
the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle.
In a second aspect, an uplink transmission processing apparatus is provided, including:
the execution module is used for executing a first operation under the condition that a first preset condition is met;
wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of:
a terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating to skip uplink sending in a preset time period, and the target uplink sending is uplink sending in the preset time period;
the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle.
In a third aspect, a terminal is provided, the terminal comprising a processor, a memory and a program or instructions stored on the memory and executable on the processor, the program or instructions, when executed by the processor, implementing the steps of the method according to the first aspect.
In a fourth aspect, a readable storage medium is provided, on which a program or instructions are stored, which when executed by a processor, implement the steps of the method according to the first aspect.
In a fifth aspect, an embodiment of the present application provides a chip, where the chip includes a processor and a communication interface, where the communication interface is coupled to the processor, and the processor is configured to execute a program or instructions to implement the method according to the first aspect.
In a sixth aspect, a program product stored on a non-volatile storage medium is provided, which program product is executable by at least one processor to implement the method according to the first aspect.
According to the embodiment of the application, the terminal executes a first operation under the condition that the first preset condition is determined to be met; wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of: the terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period; the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle. Therefore, the terminal can be prevented from being required to wake up the terminal to execute uplink transmission or retransmission of the uplink transmission in the DRX inactive time period. Therefore, the embodiment of the application can reduce the power consumption of the terminal.
Drawings
Fig. 1 is a block diagram of a network system to which an embodiment of the present application is applicable;
fig. 2 is a flowchart of an uplink transmission processing method according to an embodiment of the present application;
fig. 3 is a schematic transmission diagram in an uplink transmission processing method according to an embodiment of the present application;
fig. 4 is a second transmission diagram in an uplink transmission processing method according to an embodiment of the present application;
fig. 5 is a third transmission diagram in an uplink transmission processing method according to an embodiment of the present invention;
fig. 6 is a fourth schematic transmission diagram in an uplink transmission processing method according to an embodiment of the present application;
fig. 7 is a structural diagram of an uplink transmission processing apparatus according to an embodiment of the present application;
fig. 8 is a structural diagram of a transit device provided in an embodiment of the present application;
fig. 9 is a structural diagram of a terminal according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived from the embodiments given herein by a person of ordinary skill in the art are intended to be within the scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in other sequences than those illustrated or otherwise described herein, and that the terms "first" and "second" used herein generally refer to a class and do not limit the number of objects, for example, a first object can be one or more. In addition, "and/or" in the specification and the claims means at least one of connected objects, and a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
It is noted that the techniques described in the embodiments of the present application are not limited to Long Term Evolution (LTE)/LTE Evolution (LTE-Advanced) systems, but may also be used in other wireless communication systems, such as Code Division Multiple Access (CDMA), Time Division Multiple Access (TDMA), Frequency Division Multiple Access (FDMA), Orthogonal Frequency Division Multiple Access (OFDMA), Single-carrier Frequency-Division Multiple Access (SC-FDMA), and other systems. The terms "system" and "network" in the embodiments of the present application are often used interchangeably, and the described techniques can be used for both the above-mentioned systems and radio technologies, as well as for other systems and radio technologies. The following description describes a New Radio (NR) system for purposes of example, and NR terminology is used in much of the description below, but the techniques may also be applied to applications other than NR system applications, such as 6th Generation (6G) communication systems.
Fig. 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable. The wireless communication system includes a terminal 11 and a network-side device 12. Wherein, the terminal 11 may also be called as a terminal Device or a User Equipment (UE), the terminal 11 may be a Mobile phone, a Tablet Personal Computer (Tablet Personal Computer), a Laptop Computer (Laptop Computer) or a notebook Computer, a Personal Digital Assistant (PDA), a palmtop Computer, a netbook, a super-Mobile Personal Computer (UMPC), a Mobile Internet Device (MID), a Wearable Device (Wearable Device) or a vehicle-mounted Device (VUE), a pedestrian terminal (PUE), and other terminal side devices, the Wearable Device includes: bracelets, earphones, glasses and the like. It should be noted that the embodiment of the present application does not limit the specific type of the terminal 11. The network-side device 12 may be a Base Station or a core network device, where the Base Station may be referred to as a node B, an evolved node B, an access Point, a Base Transceiver Station (BTS), a radio Base Station, a radio Transceiver, a Basic Service Set (BSS), an Extended Service Set (ESS), a node B, an evolved node B (eNB), a home node B, a WLAN access Point, a WiFi node, a Transmit Receive Point (TRP), or some other suitable terminology in the field, as long as the same technical effect is achieved, the Base Station is not limited to a specific technical vocabulary, and it should be noted that in the embodiment of the present application, only the Base Station in the NR system is taken as an example, but the specific type of the Base Station is not limited. The core network device may be referred to as a Location Management Function (LMF), an enhanced service Mobile Location Center (E-SMLC), a Location server, or some other suitable terminology in the art.
For convenience of understanding, some contents related to the embodiments of the present application are described below:
first, Extended reality (XR) services.
XR refers to all real and virtual combined environment and human-machine interactions generated by computer technology and wearable devices. It includes representative forms of Augmented Reality (AR), Mixed Reality (MR), Virtual Reality (VR), and the like, as well as interpolated regions between them.
Second, Radio Resource Control (RRC) connection (CONNECTED) state DRX.
The basic mechanism of DRX is to configure one DRX cycle for a UE in RRC _ CONNECTED state. The DRX cycle consists of "Duration (On Duration)" and "Opportunity for DRX" (DRX): in the "On Duration" time, the UE monitors and receives a Physical Downlink Control Channel (PDCCH) and the like; during the "Opportunity for DRX" time, the UE does not monitor the PDCCH to save power consumption. The On Duration time belongs to an active time (active time), or a wake-up time, and the Opportunity for DRX time does not belong to the active time, i.e., the inactive time or the inactive time period, which may also be referred to as a sleep time. In addition, the network side device configures an activity timer (inactivity timer), and if a newly transmitted PDCCH is received in the duration, the inactivity timer is started or restarted to extend the time duration for the UE to monitor the PDCCH.
The DRX configuration can bring about power saving gain, but also brings about an increase in packet transmission delay.
Alternatively, in the XR traffic model, traffic packet arrivals are equally spaced, and the spacing is a small floating-point number (non-positive integer) (e.g., 60 FPS/16.67). In addition, the XR service has a high requirement on Delay, and a Packet Delay Budget (PDB) for air interface transmission is required to be about 10ms/20 ms. However, the current standards do not configure a DRX configuration that fully conforms to the packet arrival period. This mismatched configuration can cause a very serious packet to be misaligned with the DRX cycle, which in turn can largely result in the packet being discarded without completing its transmission within the PDB.
And thirdly, a DRX timer (timer) and a period configuration parameter.
One DRX cycle is equal to the sum of the UE wake-up time and sleep time. In the LTE system, the system may configure a short DRX cycle (short DRX cycle) or a long DRX cycle (long DRX cycle) for the UE according to different service scenarios. For example, when performing Voice Over IP (VOIP) service, a Voice codec usually sends a VOIP packet in 20ms, so that a DRX short period with a length of 20ms can be configured, and a DRX long period can be configured during a longer silent period during a Voice call. If both short and long periods are configured and the DRX short period timer (DRX-ShortCycleTimer) times out, the UE will enter the long DRX period one time. Wherein, after the DRX inactivity timer (DRX-inactivity timer) is overtime, the DRX-ShortCycleTimer is started.
The DRX timer may include the following timers: DRX duration timer (DRX-onduration timer), DRX-inactivytimeter, downlink discontinuous reception retransmission timer (DRX-retransmission timer), downlink discontinuous reception HARQ round trip time timer (DRX-HARQ-RTT-timer), uplink discontinuous reception retransmission timer (DRX-retransmission timer), uplink discontinuous reception HARQ round trip time timer (DRX-HARQ-RTT-timer), and DRX-ShortCycleTimer.
When the DRX function is configured, the DRX-onDurationTimer indicates a duration for a corresponding Medium Access Control (MAC) to monitor the PDCCH in one DRX cycle. And the DRX-onDurationTime is started only once per DRX cycle.
The drx-inactivity timer indicates a duration that the corresponding MAC needs to monitor the PDCCH after receiving a PDCCH indicating a new transmission. The drx-inactivity timer is started or restarted at the first symbol after indicating the end of receiving the newly transmitted PDCCH. When the corresponding MAC receives a DRX Command (Command) or a MAC control element (Long DRX Command MAC CE) of a Long DRX Command, the DRX-inactivity timer is stopped. And when the DRX-InactivetyTimer is over, entering a short DRX period if the short DRX period is configured corresponding to the MAC, or entering a long DRX period if the short DRX period is not configured corresponding to the MAC.
The drx-retransmission timerdl is a parameter for each Hybrid automatic repeat request (HARQ) flow, and indicates a maximum time duration for monitoring the PDCCH in order to receive a downlink retransmission. During the Timer operation, the corresponding MAC monitors the PDCCH. The Timer starts at the first symbol after the expiration of drx-HARQ-RTT-TimerDL. The drx-retransmission timerdl is stopped when a PDCCH indicating downlink transmission is received. This retransmission timer indicates the maximum number of PDCCH slots (slots) that the UE needs to continuously monitor in order to receive the desired downlink retransmission data.
The drx-HARQ-RTT-TimerDL is a parameter for each HARQ process, and indicates a minimum time required for receiving downlink allocation for retransmission. And starting the drx-HARQ-RTT-TimerDL at the first symbol after the downlink HARQ feedback transmission is finished, wherein the corresponding MAC does not monitor the PDCCH during the drx-HARQ-RTT-TimerDL operation period. And when the drx-HARQ-RTT-TimerDL is over, starting drx-retransmission TimerDL corresponding to the HARQ process.
The drx-retransmission timerll is a parameter for each HARQ process, and indicates a maximum time period required for receiving an uplink grant for uplink retransmission. During the drx-retransmission timerll operation, the corresponding MAC monitors the PDCCH. The drx-retransmission timerll is started at the first symbol after the drx-HARQ-RTT-timerll timeout. The drx-retransmission timerll is stopped when the PDCCH indicating the uplink transmission is received.
The drx-HARQ-RTT-timerll is a parameter for each HARQ process, and indicates a minimum time required for receiving an uplink grant for retransmission. During the drx-HARQ-RTT-timerll operation period, the corresponding MAC does not monitor the PDCCH. The timer is started at the first symbol after the end of the first repetition (repetition) of the Physical Uplink Shared Channel (PUSCH) transmission corresponding to the HARQ. When the drx-HARQ-RTT-TimerUL times out, a drx-retransmission TimerUL for the HARQ process is started.
The corresponding duration of the drx-ShortCycleTimer is integral multiple of the short period. The DRX-ShortCycleTimer is started when it times out or receives a DRX Command (Command) and the corresponding MAC configures a short cycle. And when the DRX-ShortCycleTimer is overtime, the corresponding MAC enters a Long period, or a Long DRX Command is received, the DRX-ShortCycleTimer is stopped, and the corresponding MAC enters the Long period.
The cycle configuration parameter comprises two parts, the first part is Long DRX cycle size, and the second part is DRX start offset (DRX-StartOffset) used for defining the starting subframe of Long cycle DRX and short cycle DRX; in some embodiments the drx-startoffset needs to be the same for long and short periods.
And fourthly, a PDCCH monitoring skipping (skiping) scheme.
1. PDCCH blanking is a method for saving energy by dynamically indicating to skip PDCCH monitoring for a period of time interval through Downlink Control Information (DCI). Skipping PDCCH monitoring in the next 4, 8 or 16 slots (slots) is indicated, for example, by PDCCH blanking DCI. Skipping snoops means not snooping. Now that the UE has been instructed to skip listening, the UE may enter a corresponding sleep state during this time.
2. Search space group switching, for example, switches between search space group 0 and search space group 1, where the search spaces in search space group 0 are characterized by a more sparse (sparse) PDCCH monitoring (monitoring) period and the search spaces in search space group 1 are characterized by a more dense (dense) PDCCH monitoring (monitoring) period.
Optionally, search space group 0: switching to search space group 0 in association with the search space of the sparse PDCCH monitoring period can achieve reduction of PDCCH monitoring, saving energy but increasing scheduling delay.
Search space group 1: switching to search space group 1 in association with the search space of the dense PDCCH monitoring period may achieve reduction of scheduling delay, but power consumption is large.
And fifthly, scheduling request.
The scheduling request is a mark that the terminal requests uplink resources from the uplink scheduler. The terminal transmits a scheduling request on a Physical Uplink Control Channel (PUCCH) using a pre-configured PUCCH resource. The terminal can be configured with a special PUCCH scheduling request resource, a short period supports low-delay service, and a long period is used for low-overhead service. A New Radio (NR) supports configuring a single terminal with multiple scheduling requests. For a terminal not configured with a scheduling request, a resource needs to be requested through a random access mechanism.
The network side equipment needs to allocate scheduling request resources to the logical channel of the terminal, and detects whether SR is reported on the allocated scheduling request resources. The MAC layer of the terminal may be configured with zero, one, or more scheduling request configurations (configurations). Each scheduling request configuration may include a plurality of PUCCH resources used for transmitting the scheduling request, where the PUCCH resources may span multiple Bandwidth parts (BWPs) and multiple cells. One logical channel configures at most one PUCCH resource for one scheduling request for one BWP. Each scheduling request configuration corresponds to one or more logical channels. Each logical channel may map to a 0 or 1SR configuration configured by RRC.
Definition of six, k0, k1 and k 2.
k0 refers to the Slot interval between the downlink scheduling DCI and the Physical Downlink Shared Channel (PDSCH) it schedules.
k1 refers to the Slot interval between the PDSCH and its Hybrid automatic repeat request acknowledgement (HARQ-ACK) feedback.
k2 refers to the Slot interval between the uplink scheduling DCI and its scheduled PUSCH.
Optionally, for the PDSCH, the UE side has an explicit HARQ feedback process according to whether the PDSCH is received correctly.
The uplink transmission processing method provided in the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
Referring to fig. 2, fig. 2 is a flowchart of an uplink transmission processing method according to an embodiment of the present application, and as shown in fig. 2, the method includes the following steps:
step 201, under the condition that a first preset condition is met, a terminal executes a first operation;
wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of:
the terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period;
the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle.
In the embodiment of the application, the terminal can determine whether a first preset condition is met, and under the condition that the first preset condition is met, the terminal triggers to execute a first operation. The first preset condition may be agreed by a protocol or configured by a network side device, which is not further limited herein.
Optionally, when the first condition includes that the terminal receives target indication information sent by the network side device, the network side device skips uplink sending within a preset time period by indicating, and at this time, the terminal skips target uplink sending based on the target indication information, thereby reducing power consumption of the terminal; the terminal can also cancel the corresponding target timer, thereby avoiding triggering retransmission of the target uplink and reducing the power consumption of the terminal. It should be understood that the preset time period may refer to a period of time after the target indication information is received, and the preset time period is associated with an inactive time period of the terminal, for example, the inactive time period of the terminal may be included, or only a part of the inactive time period may be included. Therefore, the situation that the terminal needs to be awakened to perform uplink transmission when the terminal is in the dormant state in the non-activated time period can be avoided, and the electric energy consumption is large.
The first condition comprises that the target uplink transmission is located in an inactive period of a Discontinuous Reception (DRX) cycle. At this time, under the condition that the terminal determines that the target uplink transmission is located in the inactive time period of the DRX cycle, the terminal can skip the target uplink transmission, thereby avoiding waking up the target uplink transmission in the inactive time period, and thus reducing the power consumption of the terminal; the terminal can also cancel the corresponding target timer, thereby avoiding executing retransmission of target uplink transmission and reducing the power consumption of the terminal.
It should be understood that the skipping of the target uplink transmission may be understood as canceling the target uplink transmission, or not performing the target uplink transmission, and may also be referred to as skipping the target uplink transmission or canceling the target uplink transmission. Canceling the target timer may be understood as: the target timer is not started or activated.
According to the embodiment of the application, the terminal executes a first operation under the condition that the first preset condition is determined to be met; wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of: the terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period; the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle. Therefore, the terminal can be prevented from being required to wake up the terminal to execute uplink transmission or retransmission of the uplink transmission in the DRX inactive time period. Therefore, the embodiment of the application can reduce the power consumption of the terminal.
Optionally, in some embodiments, the target uplink transmission includes at least one of:
HARQ feedback;
sending a dynamically scheduled Physical Uplink Shared Channel (PUSCH);
sending a Physical Uplink Control Channel (PUCCH);
sounding Reference Signal (SRS) transmission.
It is to be appreciated that in some embodiments, where the target uplink transmission comprises HARQ feedback, the target timer comprises at least one of a downlink discontinuous reception retransmission timer and a downlink discontinuous reception HARQ round trip time timer.
In the embodiment of the application, under the condition of canceling the HARQ feedback, at least one of a downlink discontinuous reception retransmission timer and a downlink discontinuous reception HARQ round-trip time timer can be cancelled, so that the retransmission of the HARQ feedback is prevented from being triggered.
Optionally, in some embodiments, in a case that the target uplink transmission includes a dynamically scheduled PUSCH, and in a case that a first preset condition is met, the terminal performs a first operation, including at least one of:
skipping the PUSCH transmission of the dynamic scheduling and canceling the target timer under the condition of meeting a first preset condition;
under the condition that a first preset condition is met, not skipping PUSCH (physical uplink shared channel) transmission of dynamic scheduling and canceling the target timer;
wherein the target timer comprises at least one of an uplink discontinuous reception retransmission timer and an uplink discontinuous reception HARQ round trip time timer.
In the embodiment of the application, if the dynamically scheduled PUSCH transmission is cancelled or skipped, the corresponding drx-retransmission timerll and/or drx-HARQ-RTT-timerll is also cancelled. The corresponding drx-retransmission timerll and/or drx-HARQ-RTT-timerll may also be cancelled if the dynamically scheduled PUSCH transmission is not cancelled or skipped. Because drx-retransmission timerll and/or drx-HARQ-RTT-timerll are/is cancelled, retransmission of PUSCH transmission can be avoided, and thus terminal power consumption can be reduced.
Optionally, in some embodiments, the target indication information is first downlink control information DCI, where the first DCI satisfies any one of:
carrying a PDCCH skip indication;
carrying a search space group switching indication;
carrying a DRX initial offset adjustment indication;
the method comprises the steps of carrying first indication information, wherein the first indication information comprises first sub-indication information, and the first sub-indication information is specially used for indicating whether to skip uplink transmission in a preset time period.
In the embodiment of the present application, when the terminal receives the first DCI carrying the PDCCH skipping indication, the search space group handover indication, or the DRX starting offset adjustment indication, the terminal may be implicitly instructed to perform the first operation.
It should be appreciated that when XR traffic transmission is in progress, the starting subframe for the next DRX cycle duration may be adjusted by the DRX start offset adjustment indication described above. Therefore, the DRX configuration of the data packet arrival cycle completely conforming to the XR service can be configured, and the data packet of the XR service is prevented from being seriously staggered with the DRX cycle, so that the data packet cannot be transmitted in the PDB and is discarded. The reliability of XR traffic transmission can be improved.
When the terminal receives the first DCI carrying the first indication information, whether to execute the first operation may be indicated by displaying the first sub-indication information in the first indication information. The first DCI carrying the first indication information may be a DCI in an existing format, or may be a DCI defining a new format, which is not further limited herein.
Further, in some embodiments, the first indication information further comprises at least one of:
second sub-indication information for indicating the skipped target uplink transmission;
and the third sub-indication information is used for indicating effective time information, and the preset time period comprises an effective time period corresponding to the effective time information.
In this embodiment of the application, the second sub-indication information is specifically used to indicate that the designated target uplink transmission is skipped, for example, 0 may be indicated to indicate that the skipped target uplink transmission is HARQ feedback transmission; instruction 1 indicates that the skipped target uplink transmission is a dynamically scheduled PUSCH transmission, instruction 2 indicates that the skipped target uplink transmission is a PUCCH transmission, and instruction 3 indicates that the skipped target uplink transmission is an SRS transmission. Of course, one value may also indicate that the skipped target uplink transmission is two or more uplink transmissions, and is not further limited herein.
The effective time period may be the preset time period, or may be a part of the preset time period. And if the effective time period is the preset time period, when the terminal receives the first DCI, determining to skip the uplink transmission in the effective time period based on the first indication information.
It should be noted that, for different types of uplink transmissions, the corresponding rules for determining whether to skip transmission are different. Optionally, in some embodiments, the skipping target uplink transmission includes: skipping target uplink transmission according to a preset rule;
wherein the preset rules comprise at least one of:
a first sub-rule for determining whether to skip HARQ feedback;
a second sub-rule for determining whether to skip a dynamically scheduled PUSCH transmission;
skipping transmission of a first PUCCH, wherein the first PUCCH is used for periodic or semi-continuous Channel State Information (CSI) reporting;
skipping periodic or semi-persistent SRS transmissions.
It should be understood that, in this embodiment of the application, when the first preset condition includes that the terminal receives target indication information sent by the network side device, and the first indication information carried by the target indication information includes the third sub-indication information, it may not be skipped to determine whether to skip the target uplink transmission according to a preset rule, and the target uplink transmission may be skipped directly.
Optionally, in some embodiments, the first sub-rule comprises any one of:
rule 1, skipping all HARQ feedback in the preset time period;
rule 2, under the condition that all N1 first HARQ are ACK, skipping the N1 first HARQ feedbacks, where N1 is a positive integer, where the N1 first HARQ are all HARQ to be transmitted within a time unit in the preset time period, or the N1 first HARQ are HARQ corresponding to one HARQ codebook in the preset time period;
rule 3, under the condition that at least one second HARQ among N2 second HARQ is negative acknowledgement NACK, not skipping the N2 second HARQ feedbacks, where N2 is a positive integer, the N2 second HARQ is all HARQ to be transmitted in a time unit in the preset time period, or the N2 second HARQ is HARQ corresponding to one HARQ codebook in the preset time period;
according to rule 4, when at least one third HARQ is NACK among N3 third HARQ, only NACK feedback is performed, where N3 is a positive integer, the N3 third HARQ are all HARQ to be transmitted in a time unit in the preset time period, or the N3 third HARQ is HARQ corresponding to an HARQ codebook in the preset time period.
For rule 1, it can be understood that: as long as there is HARQ feedback within a subsequent period of time (preset period of time), HARQ feedback is needed or skipped.
For rule 2, it can be understood that: and if all HARQ feedbacks to be transmitted in the same time unit or the same HARQ codebook are ACK, canceling or skipping all HARQ feedbacks in the time unit.
For rule 3, it can be understood that: and if at least one of the HARQ feedbacks to be transmitted in the same time unit or the same HARQ codebook is NACK, not canceling or not skipping the HARQ feedback at the moment.
For rule 4, it can be understood that: if at least one of the HARQ feedbacks to be transmitted for the same time unit or the same HARQ codebook is NACK, only NACK feedback is transmitted at that time instant.
In the embodiment of the present application, the definition of the time unit may be set according to actual needs, for example, in some embodiments, the time unit may be a time slot. Optionally, if HARQ feedback in a subsequent period is cancelled or skipped, the corresponding drx-retransmission TimerDL and/or drx-HARQ-RTT-TimerDL is also cancelled.
Optionally, in some embodiments, the second sub-rule comprises at least one of:
under the condition that the priority of data sent by a first PUSCH which is dynamically scheduled is lower than a preset priority, skipping the sending of the first PUSCH;
skipping the second PUSCH transmission under the condition that the logic channel type carried by the dynamically scheduled second PUSCH belongs to a preset type;
and skipping the third PUSCH transmission when the Quality of Service (QoS) characteristic corresponding to the dynamically scheduled third PUSCH meets a second preset condition.
In the embodiment of the present application, the priority of the data sent by the first PUSCH may be understood as a logical channel priority or a physical layer priority. Optionally, it may be cancelled or skipped for low priority PUSCH and not for high priority PUSCH. For example, different priorities may be set for the data of the base layer and the enhancement layer. Assuming that the transmission of base layer data is of high priority and the transmission of enhancement layer data is of low priority, only the base layer data may be transmitted.
Alternatively, different priorities may be set for in-View (FOV) and out-Of-View (non-FOV) data. Assuming that the transmission of data within the field of view is high priority and the transmission of data outside the field of view is low priority, only the data within the field of view may be transmitted.
The above QoS may be described by taking a delay requirement as an example. The PUSCH with low delay requirement can be cancelled or skipped, and the PUSCH with high delay requirement can not be cancelled or skipped. If the PUSCH transmission involves data multiplexing between logical channels, the latency requirement of the logical channel with the most urgent latency among the multiplexed logical channels may be considered.
Optionally, in some embodiments, the preset time period comprises at least one of:
skipping a time period for PDCCH monitoring;
an inactive period of a DRX cycle;
from the ending time of a first symbol to a first time, the first symbol is the last symbol of a first PDCCH or the last symbol of a time slot in which the first PDCCH is located, the first PDCCH is used for bearing first DCI, the first DCI is the target indication information, and the first time is the starting time of a next DRX period, or the first time is located before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a first preset duration;
skipping the starting time of the PDCCH monitoring time period to a second time, wherein the second time is the starting time of the next DRX period, or the second time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a second preset time length;
the time of completing switching of the search space group is the starting time of the next DRX period, or the third time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a third preset time length;
the end time of a second symbol is the last symbol of a second PDCCH or the last symbol of a time slot in which the second PDCCH is located, the fourth time is the starting time of a next DRX period, or the fourth time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a fourth preset time length, and the second PDCCH is used for bearing DCI for indicating DRX starting offset adjustment;
the first indication information further includes first sub-indication information, and the first sub-indication information is dedicated to indicate whether to skip uplink transmission in a preset time period.
In order to better understand the present application, the following detailed description of implementations of the present application is provided.
The first embodiment is as follows: and the terminal receives the first DCI, and the effective time of subsequent transmission such as canceling or skipping HARQ feedback is the time when the first DCI is received until the starting position of the next DRX period. And the moment when the first DCI is received is positioned in the DRX active time, namely skip HARQ feedback and other transmissions can be carried out in the active time.
After the terminal receives the first DCI indicating PDCCH blanking, search space group switching, or DRX start offset adjustment within the on-duration or inactivity timer, the terminal cancels or skips HARQ feedback, PUSCH transmission, PUCCH transmission, or SRS transmission immediately based on the following first rule until the starting position of the next DRX cycle. The first rule is as follows:
if all HARQ feedbacks to be transmitted in the same time unit are ACK, canceling or skipping all HARQ feedbacks at the moment;
and if at least one of the HARQ feedbacks to be transmitted in the same time unit is NACK, not canceling or not skipping the HARQ feedback at the moment.
If at least one of the HARQ feedbacks to be transmitted for the same time unit is a NACK, only all NACK feedbacks are transmitted at that time instant.
And determining whether to cancel the PUSCH transmission according to at least one of the priority of the data transmitted by the PUSCH, the type of the loaded logical channel and the priority of the logical channel. For example, PUSCH transmissions that are of low priority may be cancelled or skipped.
As shown in fig. 3, in the active period, PDSCH1 transmission, PDCCH 1 transmission, and PDCCH 2 transmission are performed, and the terminal receives the first DCI in PDCCH 1, and at this time, the terminal cancels or skips uplink transmission from the end time of the last symbol of PDCCH 1 carrying the first DCI to the start position of the next DRX cycle. If the HARQ feedback corresponding to the PDSCH1 is performed through the PUSCH 1 within the time for canceling or skipping the uplink transmission, the PUSCH 1 transmission is canceled, that is, the HARQ feedback corresponding to the PDSCH1 is canceled, and the PUSCH2 transmission is performed within the duration of the next DRX cycle, where the PUSCH2 transmission may be understood as retransmission of the PUSCH 1, that is, the HARQ feedback is performed again. In addition, the terminal receives the first DCI in PDCCH 2, and at this time, the terminal sets the time for canceling or skipping the uplink transmission from the end time of the last symbol of PDCCH 2 carrying the first DCI to the starting position of the next DRX cycle, and if the first DCI in PDCCH 2 schedules PUSCH 3 transmission and the PUSCH 3 transmission is set at the time for canceling or skipping the uplink transmission, the terminal cancels PUSCH 3 transmission and performs PUSCH4 transmission within the duration of the next DRX cycle, and the PUSCH4 transmission can be understood as retransmission of PUSCH 3.
Example two: the terminal receives the first DCI, and the effective time of subsequent transmission such as canceling or skipping HARQ feedback is the starting time of DRX inactive time (DRX non active time) until the ending time of the DRX non active time.
As shown in fig. 4, the present embodiment is different from the first embodiment only in the starting time of the time for canceling or skipping the uplink transmission. After receiving the first DCI indicating PDCCH blanking, search space group switching or DRX start offset adjustment in the on-duration or inactivity timer, the terminal cancels or skips HARQ feedback, PUSCH transmission, PUCCH transmission or SRS transmission based on the first rule in the period from the starting time of the DRX non-active time to the ending time of the DRX non-active time.
Example three: and the terminal cancels or skips the transmission of HARQ feedback and the like between the starting time of skipping PDCCH monitoring and the starting time of the next DRX period, wherein the starting time of skipping PDCCH monitoring may be positioned in DRX active time or non-active time.
As shown in fig. 5, the present embodiment differs from the first embodiment only in that the starting time of the time for canceling or skipping the uplink transmission is different. And the terminal receives DCI indicating PDCCH clipping in an on-duration or inactivity timer, and cancels or skips HARQ feedback, PUSCH transmission, PUCCH transmission or SRS transmission based on a first rule in the period from the starting time of skipping PDCCH monitoring to the starting time of the next DRX period.
Example four: the effective time for canceling or skipping the transmission of the HARQ feedback and the like is the duration for skipping the PDCCH monitoring, wherein the duration for skipping the PDCCH monitoring is generally indicated by the PDCCH skipping DCI.
As shown in fig. 6, the only difference between the embodiment of the present application and the first embodiment is that the starting time and the ending time of the time for canceling or skipping uplink transmission are different, and in the embodiment of the present application, the first DCI indicates the duration for skipping PDCCH monitoring, and at this time, the duration for indicating skipping PDCCH monitoring is the time for canceling or skipping uplink transmission.
Example five: in normal Connected DRX (CDRX), if there is HARQ feedback or the like transmission in DRX non-active time, the HARQ feedback or the like transmission is cancelled or skipped.
For XR service, which is a short-cycle service (e.g., 8.33ms cycle), the following DRX configuration is used: the DRX Cycle is 8ms, the on-duration is 2ms, the inactivity timer is 1ms, that is, the duration of monitoring the PDCCH after receiving a PDCCH indicating a new transmission is 1 ms.
For example, when the inactivity timer is less than k1, the HARQ feedback time corresponding to the latest PDSCH transmission of the terminal (the latest uplink slot where HARQ feedback can be performed) is already in the DRX sleep state, and then the HARQ feedback is cancelled or skipped based on the first rule.
For example, when the inactivity time is less than k2, the terminal receives DCI-scheduled PUSCH transmission time within the active time and is in the DRX sleep state, and then cancels or skips PUSCH transmission based on the first rule.
Optionally, whether to cancel the PUSCH transmission is determined according to the priority of the data of the PUSCH transmission or the logical channel type/logical channel priority of the bearer. Can be cancelled or skipped if it is a low priority PUSCH transmission.
Example six: and the terminal receives the DCI indicating the PDCCH skiping, cancels or skips the HARQ feedback and the corresponding drx-retransmission TimerDL and drx-HARQ-RTT-TimerDL which are positioned in the duration skipping PDCCH monitoring. The method specifically comprises the following conditions:
in case 1, if the ACK is received, the network side device cancels the sending of the ACK and assumes that the data reception is correct.
In case 2, if NACK is received, NACK transmission cannot be cancelled, but drx-retransmission TimerDL and drx-HARQ-RTT-TimerDL are cancelled, and the corresponding retransmission scheduling is delayed until after a PDCCH skipping duration (PDCCH skipping duration).
In case 3, if it is a NACK, the transmission of the NACK is still cancelled, and drx-retransmission TimerDL and drx-HARQ-RTT-TimerDL are also cancelled.
Example seven: the terminal receives the first DCI indicating PDCCH skip, cancels or skips PUSCH transmission and corresponding drx-retransmission TimerUL and drx-HARQ-RTT-TimerUL which are positioned in the time duration skipping PDCCH monitoring.
Or the terminal receives the first DCI indicating the PDCCH skiping and schedules the PUSCH, and the UE performs the PDCCH skiping after the transmission of the PUSCH is finished, wherein the corresponding drx-retransmission TimerUL and drx-HARQ-RTT-TimerUL are cancelled.
In the uplink transmission processing method provided in the embodiment of the present application, the execution main body may be an uplink transmission processing device, or a control module in the uplink transmission processing device for executing the uplink transmission processing method. In the embodiment of the present application, an uplink transmission processing apparatus provided in the embodiment of the present application will be described by taking an example in which an uplink transmission processing apparatus executes an uplink transmission processing method.
Referring to fig. 7, fig. 7 is a structural diagram of an uplink transmission processing apparatus according to an embodiment of the present application, and as shown in fig. 7, an uplink transmission processing apparatus 700 includes:
an executing module 701, configured to execute a first operation when a first preset condition is met;
wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of:
a terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period;
the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle.
Optionally, the uplink sending processing device 700 further includes: the determining module is used for determining whether a first preset condition is met.
Optionally, the target uplink transmission includes at least one of:
HARQ feedback;
sending a dynamically scheduled Physical Uplink Shared Channel (PUSCH);
sending a Physical Uplink Control Channel (PUCCH);
sounding Reference Signal (SRS) transmission.
Optionally, in a case that the target uplink transmission includes HARQ feedback, the target timer includes at least one of a downlink discontinuous reception retransmission timer and a downlink discontinuous reception HARQ round trip time timer.
Optionally, in a case that the target uplink transmission includes a dynamically scheduled PUSCH, and in a case that a first preset condition is satisfied, the terminal performs a first operation, which includes at least one of:
skipping the PUSCH transmission of the dynamic scheduling and canceling the target timer under the condition of meeting a first preset condition;
under the condition that a first preset condition is met, not skipping PUSCH (physical uplink shared channel) transmission of dynamic scheduling and canceling the target timer;
wherein the target timer comprises at least one of an uplink discontinuous reception retransmission timer and an uplink discontinuous reception HARQ round trip time timer.
Optionally, the target indication information is first downlink control information DCI, where the first DCI satisfies any one of:
carrying a PDCCH skip indication;
carrying a search space group switching indication;
carrying a DRX initial offset adjustment indication;
the method comprises the steps of carrying first indication information, wherein the first indication information comprises first sub-indication information, and the first sub-indication information is specially used for indicating whether to execute a first operation.
Optionally, the first indication information further includes at least one of:
second sub-indication information for indicating the skipped target uplink transmission;
and the third sub-indication information is used for indicating effective time information, and the preset time period comprises an effective time period corresponding to the effective time information.
Optionally, the skipping target uplink transmission includes: skipping target uplink transmission according to a preset rule;
wherein the preset rules comprise at least one of:
a first sub-rule for determining whether to skip HARQ feedback;
a second sub-rule for determining whether to skip a dynamically scheduled PUSCH transmission;
skipping transmission of a first PUCCH, wherein the first PUCCH is used for periodic or semi-continuous Channel State Information (CSI) reporting;
skipping periodic or semi-persistent SRS transmissions.
Optionally, the first sub-rule comprises any one of:
skipping all HARQ feedbacks in the preset time period;
skipping the N1 first HARQ feedbacks when all N1 first HARQ are ACK, where N1 is a positive integer, and the N1 first HARQ are all HARQ to be transmitted within a time unit in the preset time period, or the N1 first HARQ are HARQ corresponding to one HARQ codebook in the preset time period;
when at least one second HARQ in the N2 second HARQ is negative acknowledgement NACK, not skipping the N2 second HARQ feedbacks, where N2 is a positive integer, the N2 second HARQ is all HARQ to be transmitted within a time unit in the preset time period, or the N2 second HARQ is HARQ corresponding to one HARQ codebook in the preset time period;
and under the condition that at least one third HARQ in the N3 third HARQ is NACK, only NACK feedback is carried out, wherein N3 is a positive integer, the N3 third HARQ are all the HARQ to be transmitted in one time unit in the preset time period, or the N3 third HARQ is the HARQ corresponding to one HARQ codebook in the preset time period.
Optionally, the second sub-rule comprises at least one of:
skipping the first PUSCH transmission when the priority of the data transmitted by the dynamically scheduled first PUSCH is lower than a preset priority;
skipping the second PUSCH transmission under the condition that the logic channel type carried by the dynamically scheduled second PUSCH belongs to a preset type;
and skipping the third PUSCH transmission under the condition that the quality of service (QoS) characteristic corresponding to the dynamically scheduled third PUSCH meets a second preset condition.
Optionally, the preset time period comprises at least one of:
skipping a time period for PDCCH monitoring;
an inactive period of a DRX cycle;
from the ending time of a first symbol to a first time, the first symbol is the last symbol of a first PDCCH or the last symbol of a time slot in which the first PDCCH is located, the first PDCCH is used for bearing first DCI, the first DCI is the target indication information, and the first time is the starting time of a next DRX period, or the first time is located before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a first preset duration;
skipping the starting time of the PDCCH monitoring time period to a second time, wherein the second time is the starting time of the next DRX period, or the second time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a second preset time length;
the time of completing switching of the search space group is the starting time of the next DRX period, or the third time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a third preset time length;
the end time of a second symbol is the last symbol of a second PDCCH or the last symbol of a time slot in which the second PDCCH is located, the fourth time is the starting time of a next DRX period, or the fourth time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a fourth preset time length, and the second PDCCH is used for bearing DCI for indicating DRX starting offset adjustment;
the third sub-indication information is included in the first indication information carried by the first DCI, the first indication information further includes first sub-indication information, and the first sub-indication information is dedicated to indicate whether to skip uplink transmission in a preset time period.
The uplink transmission processing device provided in the embodiment of the present application can implement each process in the embodiment of the uplink transmission processing method, and is not described here again to avoid repetition.
The uplink transmission processing device in the embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal. The device can be a mobile terminal or a non-mobile terminal. By way of example, the mobile terminal may include, but is not limited to, the above-listed type of terminal 11, and the non-mobile terminal may be a server, a Network Attached Storage (NAS), a Personal Computer (PC), a Television (TV), a teller machine, a kiosk, or the like, and the embodiments of the present application are not limited in particular.
The uplink transmission processing device in the embodiment of the present application may be a device having an operating system. The operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, and embodiments of the present application are not limited specifically.
The uplink transmission processing apparatus provided in the embodiment of the present application can implement each process implemented by the method embodiments of fig. 2 to fig. 6, and achieve the same technical effect, and is not described here again to avoid repetition.
Optionally, as shown in fig. 8, an embodiment of the present application further provides a communication device 800, which includes a processor 801, a memory 802, and a program or an instruction stored in the memory 802 and executable on the processor 801, for example, when the communication device 800 is a terminal, the program or the instruction is executed by the processor 801 to implement each process of the foregoing uplink transmission processing method embodiment, and can achieve the same technical effect.
Fig. 9 is a schematic diagram of a hardware structure of a terminal for implementing various embodiments of the present application.
The terminal 900 includes but is not limited to: a radio frequency unit 901, a network module 902, an audio output unit 903, an input unit 904, a sensor 905, a display unit 906, a user input unit 907, an interface unit 908, a memory 909, and a processor 910.
Those skilled in the art will appreciate that the terminal 900 may further include a power source (e.g., a battery) for supplying power to various components, and the power source may be logically connected to the processor 910 through a power management system, so as to manage charging, discharging, and power consumption management functions through the power management system. The terminal structure shown in fig. 9 does not constitute a limitation of the terminal, and the terminal may include more or less components than those shown, or combine some components, or have a different arrangement of components, and thus will not be described again.
It should be understood that, in the embodiment of the present application, the input Unit 904 may include a Graphics Processing Unit (GPU) 9041 and a microphone 9042, and the Graphics Processing Unit 9041 processes image data of a still picture or a video obtained by an image capturing device (such as a camera) in a video capturing mode or an image capturing mode. The display unit 906 may include a display panel 9061, and the display panel 9061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 907 includes a touch panel 9071 and other input devices 9072. A touch panel 9071 also referred to as a touch screen. The touch panel 9071 may include two parts, a touch detection device and a touch controller. Other input devices 9072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, which are not described in detail herein.
In this embodiment of the application, the radio frequency unit 901 receives downlink data from a network side device and then processes the downlink data to the processor 910; in addition, the uplink data is sent to the network side equipment. Generally, the radio frequency unit 901 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.
Memory 909 can be used to store software programs or instructions as well as various data. The memory 109 may mainly include a storage program or instruction area and a storage data area, wherein the storage program or instruction area may store an operating system, an application program or instruction (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like. In addition, the Memory 909 may include a high-speed random access Memory, and may also include a nonvolatile Memory, wherein the nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable Programmable PROM (EPROM), an Electrically Erasable Programmable ROM (EEPROM), or a flash Memory. Such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
Processor 910 may include one or more processing units; alternatively, the processor 910 may integrate an application processor, which mainly handles operating systems, user interfaces, and applications or instructions, etc., and a modem processor, which mainly handles wireless communications, such as a baseband processor. It is to be appreciated that the modem processor described above may not be integrated into processor 910.
The processor 910 is configured to, in a case that it is determined that a first preset condition is met, perform a first operation by the terminal;
wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of:
the terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period;
the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle.
It should be understood that, in this embodiment, the processor 910 and the radio frequency unit 901 can implement each process implemented by the terminal in the method embodiment of fig. 2, and are not described herein again to avoid repetition.
An embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the program or the instruction implements each process of the foregoing uplink transmission processing method embodiment, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here.
The processor is the processor in the electronic device described in the above embodiment. The readable storage medium includes a computer readable storage medium, such as a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and so on.
The embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement each process of the uplink transmission processing method embodiment, and can achieve the same technical effect, and the details are not repeated here to avoid repetition.
It should be understood that the chips mentioned in the embodiments of the present application may also be referred to as system-on-chip, system-on-chip or system-on-chip, etc.
The embodiment of the present application further provides a program product, where the program product is stored in a non-volatile storage medium, and the program product is executed by at least one processor to implement each process of the foregoing uplink transmission processing method embodiment, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here.
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. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
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 application 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 base station) to execute the method according to the embodiments of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (17)

1. An uplink transmission processing method, comprising:
under the condition that a first preset condition is met, the terminal executes a first operation;
wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of:
the terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period;
the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle.
2. The method of claim 1, wherein the target uplink transmission comprises at least one of:
HARQ feedback;
sending a dynamically scheduled Physical Uplink Shared Channel (PUSCH);
sending a Physical Uplink Control Channel (PUCCH);
sounding Reference Signal (SRS) transmission.
3. The method of claim 1, wherein in case the target uplink transmission comprises HARQ feedback, the target timer comprises at least one of a downlink discontinuous reception (drx) retransmission timer and a downlink discontinuous reception (HARQ) round trip time timer.
4. The method according to claim 1, wherein in the case that the target uplink transmission includes a dynamically scheduled PUSCH, the terminal performs a first operation in the case that a first preset condition is met, and the first operation includes at least one of:
skipping the PUSCH transmission of the dynamic scheduling and canceling the target timer under the condition of meeting a first preset condition;
under the condition that a first preset condition is met, not skipping PUSCH (physical uplink shared channel) transmission of dynamic scheduling and canceling the target timer;
wherein the target timer comprises at least one of an uplink discontinuous reception retransmission timer and an uplink discontinuous reception HARQ round trip time timer.
5. The method of claim 1, wherein the target indication information is first Downlink Control Information (DCI), and wherein the first DCI satisfies any one of the following:
carrying a PDCCH skip indication;
carrying a search space group switching indication;
carrying a DRX initial offset adjustment indication;
the method comprises the steps of carrying first indication information, wherein the first indication information comprises first sub-indication information, and the first sub-indication information is specially used for indicating whether to execute a first operation.
6. The method of claim 5, wherein the first indication information further comprises at least one of:
second sub-indication information for indicating the skipped target uplink transmission;
and the third sub-indication information is used for indicating the effective time information, and the preset time period comprises an effective time period corresponding to the effective time information.
7. The method of claim 1, wherein skipping targeted upstream transmissions comprises:
skipping target uplink transmission according to a preset rule;
wherein the preset rules comprise at least one of:
a first sub-rule for determining whether to skip HARQ feedback;
a second sub-rule for determining whether to skip a dynamically scheduled PUSCH transmission;
skipping transmission of a first PUCCH, wherein the first PUCCH is used for periodic or semi-continuous Channel State Information (CSI) reporting;
skipping periodic or semi-persistent SRS transmissions.
8. The method of claim 7, wherein the first sub-rule comprises any one of:
skipping all HARQ feedbacks in the preset time period;
skipping the N1 first HARQ feedbacks when all N1 first HARQ are ACK, where N1 is a positive integer, and the N1 first HARQ are all HARQ to be transmitted within a time unit in the preset time period, or the N1 first HARQ are HARQ corresponding to one HARQ codebook in the preset time period;
when at least one second HARQ in N2 second HARQ is negative acknowledgement NACK, not skipping the N2 second HARQ feedbacks, where N2 is a positive integer, the N2 second HARQ is all HARQ to be transmitted in a time unit in the preset time period, or the N2 second HARQ is HARQ corresponding to one HARQ codebook in the preset time period;
and under the condition that at least one third HARQ in the N3 third HARQ is NACK, only NACK feedback is carried out, wherein N3 is a positive integer, the N3 third HARQ are all the HARQ to be transmitted in one time unit in the preset time period, or the N3 third HARQ is the HARQ corresponding to one HARQ codebook in the preset time period.
9. The method of claim 7, wherein the second sub-rule comprises at least one of:
skipping the first PUSCH transmission when the priority of the data transmitted by the dynamically scheduled first PUSCH is lower than a preset priority;
skipping the second PUSCH transmission under the condition that the logic channel type carried by the dynamically scheduled second PUSCH belongs to a preset type;
and skipping the third PUSCH transmission under the condition that the quality of service (QoS) characteristic corresponding to the dynamically scheduled third PUSCH meets a second preset condition.
10. The method of claim 1, wherein the preset time period comprises at least one of:
skipping a time period for PDCCH monitoring;
an inactive period of a DRX cycle;
from the ending time of a first symbol to a first time, the first symbol is the last symbol of a first PDCCH or the last symbol of a time slot in which the first PDCCH is located, the first PDCCH is used for bearing first DCI, the first DCI is the target indication information, and the first time is the starting time of a next DRX period, or the first time is located before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a first preset duration;
skipping the starting time of the PDCCH monitoring time period to a second time, wherein the second time is the starting time of the next DRX period, or the second time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a second preset time length;
the time of completing switching of the search space group is the starting time of the next DRX period, or the third time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a third preset time length;
the end time of a second symbol is the last symbol of a second PDCCH or the last symbol of a time slot in which the second PDCCH is located, the fourth time is the starting time of a next DRX period, or the fourth time is positioned before the starting time of the next DRX period and is separated from the starting time of the next DRX period by a fourth preset time length, and the second PDCCH is used for bearing DCI for indicating DRX starting offset adjustment;
the first indication information further includes first sub-indication information, and the first sub-indication information is dedicated to indicate whether to skip uplink transmission in a preset time period.
11. An uplink transmission processing apparatus, comprising:
the execution module is used for executing a first operation under the condition that a first preset condition is met;
wherein the first operation comprises at least one of: skipping target uplink transmission and canceling a target timer, wherein the target timer is used for triggering retransmission of the target uplink transmission; the first preset condition includes at least one of:
a terminal receives target indication information sent by network side equipment, wherein the target indication information is used for indicating that uplink sending in a preset time period is skipped, and the target uplink sending is uplink sending in the preset time period;
the target uplink transmission is located within an inactive period of a Discontinuous Reception (DRX) cycle.
12. The apparatus of claim 11, wherein the target indication information is first Downlink Control Information (DCI), and wherein the first DCI satisfies any one of:
carrying a PDCCH skip indication;
carrying a search space group switching indication;
carrying a DRX initial offset adjustment indication;
the method comprises the steps of carrying first indication information, wherein the first indication information comprises first sub-indication information, and the first sub-indication information is specially used for indicating whether to execute first operation or not.
13. The apparatus of claim 11, wherein the skipping target uplink transmission comprises: skipping target uplink transmission according to a preset rule;
wherein the preset rules comprise at least one of:
a first sub-rule for determining whether to skip HARQ feedback;
a second sub-rule for determining whether to skip dynamically scheduled PUSCH transmission;
skipping transmission of a first PUCCH, wherein the first PUCCH is used for periodic or semi-continuous CSI reporting;
skipping periodic or semi-persistent SRS transmissions.
14. The apparatus of claim 13, wherein the first sub-rule comprises any one of:
skipping all HARQ feedbacks in the preset time period;
skipping the N1 first HARQ feedbacks when all N1 first HARQ are ACK, where N1 is a positive integer, and the N1 first HARQ are all HARQ to be transmitted within a time unit in the preset time period, or the N1 first HARQ are HARQ corresponding to one HARQ codebook in the preset time period;
when at least one second HARQ in the N2 second HARQ is negative acknowledgement NACK, not skipping the N2 second HARQ feedbacks, where N2 is a positive integer, the N2 second HARQ is all HARQ to be transmitted within a time unit in the preset time period, or the N2 second HARQ is HARQ corresponding to one HARQ codebook in the preset time period;
and under the condition that at least one third HARQ in the N3 third HARQ is NACK, only NACK feedback is carried out, wherein N3 is a positive integer, the N3 third HARQ are all the HARQ to be transmitted in one time unit in the preset time period, or the N3 third HARQ is the HARQ corresponding to one HARQ codebook in the preset time period.
15. The apparatus of claim 13, wherein the second sub-rule comprises at least one of:
skipping the first PUSCH transmission when the priority of the data transmitted by the dynamically scheduled first PUSCH is lower than a preset priority;
skipping the second PUSCH transmission under the condition that the logic channel type carried by the dynamically scheduled second PUSCH belongs to a preset type;
and skipping the third PUSCH transmission under the condition that the service quality QoS characteristic corresponding to the dynamically scheduled third PUSCH meets a second preset condition.
16. A terminal, comprising: a memory, a processor, and a program stored on the memory and executable on the processor, the program, when executed by the processor, implementing the steps in the upstream transmission processing method according to any one of claims 1 to 10.
17. A readable storage medium, on which a program or instructions are stored, which, when executed by a processor, implement the steps of the upstream transmission processing method according to any one of claims 1 to 10.
CN202110289855.0A 2021-03-15 2021-03-15 Uplink transmission processing method, device, terminal and readable storage medium Pending CN115087082A (en)

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WO2024065770A1 (en) * 2022-09-30 2024-04-04 Shenzhen Tcl New Technology Co., Ltd. Wireless communication method and related devices

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CN110557806B (en) * 2018-05-31 2021-06-11 电信科学技术研究院有限公司 Data transmission method, terminal equipment and network equipment
CN111757438B (en) * 2019-03-29 2023-10-27 大唐移动通信设备有限公司 Energy-saving indication method, network side equipment and user equipment
WO2020220322A1 (en) * 2019-04-30 2020-11-05 Nokia Shanghai Bell Co., Ltd. Timer control in discontinuous reception
CN116321381A (en) * 2020-04-01 2023-06-23 北京小米移动软件有限公司 Power saving method and device for user terminal, communication equipment and storage medium

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