TW201937891A - Scheduling request transmission method and related device capable of transmitting a scheduling request feedback for terminals supporting different transmission time intervals - Google Patents

Abstract

A scheduling request transmission method and a related device are used to solve the technical problem that there is no technical solution available for providing SR feedback for terminals supporting different transmission time intervals. The method comprises: a terminal acquiring a first physical uplink control channel (PUCCH) resource corresponding to a first SR and a second PUCCH resource corresponding to a second SR, wherein the first PUCCH resource is different from the second PUCCH resource, the first SR corresponds to a first transmission time interval (TTI) length, and the second SR corresponds to a second TTI length, the first TTI length is different from the second TTI length; the terminal determining whether the first SR and/or the second SR require transmission; and if the first SR and/or the second SR require transmission, the terminal transmitting the first SR and/or the second SR by means of a PUCCH.

Description

Scheduling request transmission method and related equipment device

The invention belongs to the field of communication technologies, and in particular relates to a scheduling request transmission method and related equipment.

In the LTE (Long Term Evolution) system, the SR (Scheduling Request) period is defined in units of subframes, and the minimum transmission period of the SR is 1 subframe, and each SR transmission is performed. According to one subframe, that is, a TTI (Transmission Time Interval) = 1 ms (milliseconds), the SR is only used to schedule a PUSCH (Physical Uplink Shared Channel) for 1 ms transmission. .

In a system with reduced latency, a shorter TTI than a subframe can be defined for uplink transmission, that is, a PUSCH transmission of 1 ms and shorter than 1 ms is supported. Therefore, the terminal needs to feed the SR for scheduling requests of PUSCHs of different TTI lengths. In addition, the transmission period of the SR can also be less than 1ms, thus supporting faster SR feedback.

Therefore, the SR feedback mechanism in the traditional system is no longer applicable. At present, there is no technical solution for SR feedback for terminals supporting different transmission time intervals.

The embodiments of the present invention provide an SR transmission method and related equipment, which are used to solve the technical problem of a technical solution for performing SR feedback on terminals supporting different transmission time intervals.

The specific technical solution provided by the embodiment of the present invention is as follows: In a first aspect, the embodiment of the present invention provides an SR transmission method, including: acquiring, by a terminal, a first PUCCH resource corresponding to a first SR and a second PUCCH corresponding to a second SR The first PUCCH resource is different from the second PUCCH resource; the first SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length, the first TTI length is different from the second TTI length; the terminal Determining whether the first SR and/or the second SR need to be transmitted; if the first SR and/or the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH.

In a possible implementation, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second that is transmitted by using the second TTI length. Or the first SR corresponds to the first service, the second SR corresponds to the second service, and the first service is different from the service attribute of the second service; or the transmission period and/or offset of the first SR The value is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In a possible implementation manner, the second TTI length is less than the first TTI length.

In a possible implementation, if the first SR or the second SR needs to be transmitted, The terminal transmits the first SR and/or the second SR by using the PUCCH, where the terminal transmits the first SR on the first PUCCH resource; or the terminal transmits the second SR on the second PUCCH resource .

In a possible implementation, if the first SR and the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal from the first SR and the second SR Determining an SR to be transmitted; if the SR to be transmitted is the first SR, the terminal transmits the first SR on the first PUCCH resource; if the SR to be transmitted is the second SR, the terminal is in the The second SR is transmitted on the second PUCCH resource.

In a possible implementation, if the first SR and the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, where the terminal transmits the first PUCCH resource. Two SR.

In a possible implementation, if the first SR and the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, where the terminal transmits the first PUCCH resource. An SR; and, the terminal transmits the second SR on the second PUCCH resource.

In a possible implementation manner, the terminal transmits the first SR and/or the second SR by using a PUCCH, where the terminal transmits the first SR by using a PUCCH corresponding to a second TTI length, by corresponding to a second TTI length. Transmitting the second SR by the PUCCH; or, the terminal transmits the first SR by using a PUCCH corresponding to the first TTI length, and correspondingly The PUCCH of the second TTI length transmits the second SR.

In a possible implementation manner, the terminal transmits the first SR by using a PUCCH corresponding to the second TTI length, including: a pre-agreed or configured time domain position of the terminal in the transmission opportunity of the first SR, by corresponding to the second The PUCCH of the TTI length transmits the first SR.

In a possible implementation manner, the terminal determines whether the first SR and/or the second SR need to be transmitted, where the terminal determines, in the transmission opportunity of the first SR, whether the first SR needs to be transmitted; In the transmission opportunity of the second SR, it is determined whether the second SR needs to be transmitted.

In a second aspect, the embodiment of the present invention provides an SR transmission method, where: a network side device configures, for a terminal, a first PUCCH resource corresponding to a first SR and a second PUCCH resource corresponding to a second SR; the first PUCCH resource Different from the second PUCCH resource; the first SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length; the first TTI length is different from the second TTI length; the network side device detects whether the second TTI is received The first SR and/or the second SR transmitted by the terminal.

In a possible implementation, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second that is transmitted by using the second TTI length. Or the first SR corresponds to the first service, and the second SR corresponds to the second service, where the first service is different from the service attribute of the second service; or The transmission period and/or offset value of the first SR is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In a possible implementation manner, the second TTI length is less than the first TTI length.

In a possible implementation manner, the network side device detects whether the first SR and/or the second SR transmitted by the terminal is received, and the network side device is in the transmission opportunity of the first SR. The first SR is detected on a PUCCH resource; the network side device detects the second SR on the second PUCCH resource in the transmission opportunity of the second SR.

In a third aspect, the embodiment of the present invention provides a terminal, including: a first acquiring module, configured to acquire a first PUCCH resource corresponding to a first SR and a second PUCCH resource corresponding to a second SR; the first PUCCH The resource is different from the second PUCCH resource; the first SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length; the first TTI length is different from the second TTI length; the first determining module is configured to: Determining whether the first SR and/or the second SR need to be transmitted; the first transmission module is configured to transmit the first SR and/or the PUCCH if the first SR and/or the second SR need to be transmitted Second SR.

In a fourth aspect, the embodiment of the present invention provides a network side device, including: a first configuration module, configured to configure, by the terminal, a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR; The first PUCCH resource is different from the second PUCCH resource; the first SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length; the first TTI length is different from the second TTI length; The first detecting module is configured to detect whether the first SR and/or the second SR transmitted by the terminal is received.

In a fifth aspect, an embodiment of the present invention provides a terminal, including a processor, a memory, and a transceiver, wherein the transceiver receives and transmits data under the control of the processor, and the preset program is stored in the memory, and the processor The program in the memory is read, and the following process is performed: acquiring a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR; the first PUCCH resource is different from the second PUCCH resource The first SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length, the first TTI length is different from the second TTI length; determining whether the first SR and/or the second SR need to be transmitted; If the first SR and/or the second SR need to be transmitted, the first SR and/or the second SR are transmitted through the PUCCH through the transceiver.

In a possible implementation, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second that is transmitted by using the second TTI length. Or the first SR corresponds to the first service, the second SR corresponds to the second service, and the first service is different from the service attribute of the second service; or the transmission period and/or offset of the first SR The value is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In a possible implementation manner, the second TTI length is less than the first TTI length.

In a possible implementation, if the first SR or the second SR needs to be transmitted, the processor is configured to: instruct the transceiver to transmit the first SR on the first PUCCH resource; or, indicate that the transceiver is in the first The second SR is transmitted on the second PUCCH resource.

In a possible implementation, if the first SR and the second SR need to be transmitted, the processor is configured to: determine an SR to be transmitted from the first SR and the second SR; if the SR to be transmitted is the first The SR indicates that the transceiver transmits the first SR on the first PUCCH resource; and if the to-be-transmitted SR is the second SR, instructing the transceiver to transmit the second SR on the second PUCCH resource.

In a possible implementation, if the first SR and the second SR need to be transmitted, the processor is configured to: instruct the transceiver to transmit the second SR on the second PUCCH resource.

In a possible implementation, if the first SR and the second SR need to be transmitted, the processor is configured to: instruct the transceiver to transmit the first SR on the first PUCCH resource; and, instruct the transceiver to be in the first The second SR is transmitted on the second PUCCH resource.

In a possible implementation, the processor is configured to: instruct the transceiver to transmit the first SR by using a PUCCH corresponding to a second TTI length, and transmit the second SR by using a PUCCH corresponding to a second TTI length; or The machine transmits the first SR by using a PUCCH corresponding to the first TTI length. The second SR is transmitted through the PUCCH corresponding to the second TTI length.

In a possible implementation, the processor is configured to: indicate a pre-agreed or configured time domain location of the transceiver in the transmission opportunity of the first SR, and transmit the first SR by using a PUCCH corresponding to the second TTI length.

In a possible implementation, the processor is configured to determine, in the transmission opportunity of the first SR, whether to transmit the first SR, and determine, in the transmission opportunity of the second SR, whether the second SR needs to be transmitted.

In a sixth aspect, an embodiment of the present invention provides a network side device, including a processor, a memory, and a transceiver, wherein the transceiver receives and transmits data under the control of the processor, and the preset program is stored in the memory. The processor reads a program in the memory, and performs the following process: configuring, for the terminal, a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR; the first PUCCH resource and the first The second PUCCH resource is different; the first SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length; the first TTI length is different from the second TTI length; detecting whether the first transmission by the terminal is received SR and / or the second SR.

In a possible implementation, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second that is transmitted by using the second TTI length. Or the first SR corresponds to the first service, and the second SR corresponds to the second service, where the first service is different from the service attribute of the second service; or The transmission period and/or offset value of the first SR is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In a possible implementation manner, the second TTI length is less than the first TTI length.

In a possible implementation, the processor is configured to: detect, in the transmission opportunity of the first SR, the first SR on the first PUCCH resource; and in the transmission opportunity of the second SR, in the second PUCCH resource The second SR is detected.

In the technical solution provided by the embodiment of the present invention, the terminal acquires the first PUCCH resource corresponding to the first SR and the second PUCCH resource corresponding to the second SR; the first PUCCH resource is different from the second PUCCH resource; The SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length, the first TTI length is different from the second TTI length; the terminal determines whether the first SR and/or the second SR needs to be transmitted; Transmitting the first SR and/or the second SR, the terminal transmits the first SR and/or the second SR by using a PUCCH. Therefore, the embodiment of the present invention provides a technical solution for performing SR feedback on a terminal supporting multiple transmission time intervals, and solves the technical problem that the technical solution for SR feedback for a terminal supporting multiple transmission time intervals does not exist. .

101~103, 301~302‧‧‧ steps

401‧‧‧First acquisition module

402‧‧‧First Confirmation Module

403‧‧‧First Transmission Module

501‧‧‧First configuration module

502‧‧‧ first detection module

601, 701‧‧ ‧ processor

602, 702‧‧‧ memory

603, 703‧‧‧ transceiver

1 is a schematic diagram of a process of a terminal side SR transmission method according to an embodiment of the present invention; FIG. 2A is a schematic diagram of a transmission opportunity of a first SR and a second SR according to an embodiment of the present invention; Schematic diagram of the process of the roadside device SR transmission method; 4 is a schematic structural diagram of a terminal according to an embodiment of the present invention; FIG. 5 is a schematic structural diagram of a network side device according to an embodiment of the present invention; FIG. 6 is a schematic structural diagram of another terminal according to an embodiment of the present invention; Schematic diagram of the structure of the network side device.

The present invention will be further described in detail with reference to the accompanying drawings, in which FIG. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without departing from the scope of the present invention are within the scope of the present invention.

Referring to FIG. 1 , an SR transmission method according to an embodiment of the present invention includes the following steps: Step 101: A terminal acquires a first PUCCH resource corresponding to a first SR and a second PUCCH resource corresponding to a second SR. a PUCCH resource is different from the second PUCCH resource; the first SR corresponds to a first TTI length, and the second SR corresponds to a second TTI length, where the first TTI length is different from the second TTI length; Step 102: the terminal determines Whether the first SR and/or the second SR need to be transmitted; Step 103: If the first SR and/or the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR through the PUCCH.

In the embodiment of the present invention, step 101 is performed: the terminal acquires a first PUCCH (Physical Uplink Control Channel) corresponding to the first SR. And a second PUCCH resource corresponding to the second SR.

In step 101, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second service that is transmitted by using the second TTI length. Or the first SR corresponds to the first service, the second SR corresponds to the second service, and the first service is different from the service attribute of the second service; or, the transmission period and/or the offset value of the first SR The configuration is based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In the embodiment of the present invention, the first SR corresponds to the first TTI length, that is, the first SR corresponds to the first uplink shared channel or corresponds to the first service, and the first uplink shared channel or the first service corresponds to the first TTI length. The first SR corresponds to the first service attribute, including but not limited to: priority of the first service, Qos (Quality of Service), delay, or transmission period and/or partiality of the first SR. The shift value is configured based on the first TTI length.

Correspondingly, the second SR corresponds to the second, that is, the second SR corresponds to the second uplink shared channel or corresponds to the second service, and the second uplink shared channel or the second service corresponds to use the second TTI length for transmission; or The second SR corresponds to the second service attribute, including but not limited to: priority order of the first service, Qos, delay; or the transmission period and/or offset value of the second SR is configured based on the second TTI length.

The first service attribute corresponding to the first SR is different from the second service attribute corresponding to the second SR.

Further, in the embodiment of the present invention, the second TTI length is smaller than the first TTI length.

In a specific implementation process, when the first TTI length is 1 ms, the second TTI length is a TTI length less than 1 ms, such as: 2 symbols, 4 symbols, or 7 symbols; and when the first TTI length is less than 1 ms, the TTI length is The second TTI length is less than the TTI length of the first TTI length. For example, if the first TTI length is 7 symbols, the second TTI length is 2 symbols or 4 symbols. In the embodiment of the present invention, the symbol may be a SC-FDMA (Single-Carrier Frequency-Division Mudiple Acess) symbol, or an OFDM (Orthogonal Frequency Divisong Multiplexing) symbol. Or other symbols are not specifically limited in the embodiment of the present invention.

After performing step 101, step 102 is performed: the terminal determines whether the first SR and/or the second SR needs to be transmitted.

In the embodiment of the present invention, the first TTI length is 1 ms, and the second TTI length is 7 symbols (one time slot). For example, the first SR may perform period and offset value configuration according to the subframe, thereby determining the first The transmission opportunity of an SR is as shown in FIG. 2A - FIG. 2C, that is, the subframe #i, i+2, i+4... is the first SR transmission subframe, and the first SR can transmit 1 subframe. The second SR may perform periodic and offset value configuration in units of 7 symbols (time slots), thereby determining the transmission opportunity of the second SR as shown in FIGS. 2A-2C, that is, time slots #j, j+2. j+4 is the second SR transmission time slot, the second SR is transmitted once in each subframe, and is transmitted in the first time slot of each subframe; the first PUCCH resource corresponding to the first SR is pre-configured. For the PUCCH resource 1, the second PUCCH resource corresponding to the second SR is the PUCCH resource 2.

In the embodiment of the present invention, for the specific implementation process of step 102, including but not limited to the following situations, the following describes each of the following situations:

The first:

The terminal determines, in the transmission opportunity of the first SR, whether the first SR needs to be transmitted.

In a specific implementation process, the transmission opportunity of the first SR is determined according to a transmission period and/or an offset value of the first SR, such as: subframes #i, i+2, i+4, ..., in each first SR Determining whether the first SR needs to be transmitted in the transmission opportunity, that is, determining, in each transmission opportunity of the first SR, whether a scheduling request needs to be performed on the first uplink shared channel or the first service, and if necessary, determining that the first SR needs to be present Transmission, otherwise it is determined that there is no first SR to be transmitted.

Second:

The terminal determines, in the transmission opportunity of the second SR, whether the second SR needs to be transmitted.

In a specific implementation process, the transmission opportunity of the second SR is determined according to the transmission period and/or the offset value of the second SR, such as: slot #j, j+2, j+4, . . . in each second SR Determining whether a second SR needs to be transmitted in the transmission opportunity, that is, determining, in each transmission opportunity of the second SR, whether a scheduling request needs to be performed on the second uplink shared channel or the second service, and if necessary, determining that the second SR needs to be transmitted. Otherwise, it is determined that there is no second SR to be transmitted.

In the embodiment of the present invention, when the first SR transmission opportunity is determined according to the transmission period and/or the offset value of the first SR, and the second transmission opportunity may be overlapped according to the transmission period and/or the offset value of the second SR, For example: subframe #i and slot #j, subframe i+2 and slot j+4. In this case, the terminal needs to simultaneously determine whether it is necessary to transmit the first SR and the second SR, that is, in each Determining whether to make a scheduling request for the first uplink shared channel or the first uplink and the second uplink shared channel or the second service, if necessary, determining that the first SR and the second SR need to be transmitted, otherwise determining that there is no The first SR and the second SR need to be transmitted.

In the embodiment of the present invention, after performing step 102, step 103 is performed: if the first SR and/or the second SR need to be transmitted, the terminal transmits the first SR and/or the second through the PUCCH. SR.

In the embodiment of the present invention, the specific implementation process of the step 103 includes the following steps: the terminal transmits the first SR by using a PUCCH corresponding to the second TTI length, and transmits the second by the PUCCH corresponding to the second TTI length. SR; or, the terminal transmits the first SR by using a PUCCH corresponding to the first TTI length, and transmits the second SR by the PUCCH corresponding to the second TTI length.

In the specific implementation process, according to the different results determined by the terminal, the corresponding transmission modes are also different, and the following descriptions are respectively made.

the first sort:

The terminal transmits the first SR on the first PUCCH resource.

In the embodiment of the present invention, when only the first SR needs to be transmitted, the terminal transmits the first SR on the first PUCCH resource. In a specific implementation process, the terminal may transmit the first SR on the PUCCH corresponding to the first TTI length on the first PUCCH resource, or may transmit the second SR on the PUCCH resource corresponding to the second TTI length in the PUCCH resource, which is common in the field. The person skilled in the art can make a selection according to the actual needs, and is not specifically limited in the embodiment of the present invention.

The second category:

The terminal transmits the second SR on the second PUCCH resource.

In the embodiment of the present invention, when only the second SR needs to be transmitted, the terminal transmits the second SR on the second PUCCH resource. In a specific implementation process, the terminal transmits the second SR on the PUCCH corresponding to the second TTI length on the PUCCH resource.

The third category:

The first SR and the second SR need to be transmitted. In the embodiment of the present invention, when the first SR and the second SR need to be simultaneously transmitted, the transmission manners of the first SR and the second SR include but are not limited to the following three types. These three ways are described separately.

The first:

Determining, by the terminal, the SR to be transmitted from the first SR and the second SR; if the SR to be transmitted is the first SR, the terminal transmits the first SR on the first PUCCH resource; if the to-be-transmitted The SR is the second SR, and the terminal transmits the second SR on the second PUCCH resource.

In the specific implementation process, the terminal selects one of the transmissions according to the service priority order, QoS, delay, etc., or randomly selects one of them for transmission. For example, if the second SR is selected and the first SR transmission is abandoned, the terminal uses the TTI length of 7 symbols on the PUCCH resource 2 in the first slot (slot #j) in the subframe #i. The PUCCH transmits the second SR, as shown in FIG. 2A; or selects the first SR, and discards the second SR transmission, the terminal uses the corresponding first TTI length on the PUCCH resource 1 in the subframe #i+2. PUCCH or corresponding to the second TTI length The PUCCH transmits the first SR as shown in FIG. 2C.

Second:

The terminal transmits the second SR on the second PUCCH resource.

In a specific implementation process, the terminal always selects the second SR and discards the first SR, and the terminal uses the TTI length on the PUCCH resource 2 in the first time slot (slot #j) in the subframe #i. The second SR is transmitted for the 7 symbol PUCCH, as shown in FIG. 2A.

The third type:

The terminal transmits the first SR on the first PUCCH resource; and the terminal transmits the second SR on the second PUCCH resource.

In the third embodiment of the present invention, two methods are included, and the two methods are separately described below.

The first way:

In a specific implementation process, the first SR and the second SR both use PUCCH transmission corresponding to the second TTI length, for example, pre-defined in the TTI of the first second TTI length included in the transmission opportunity of the first SR. An SR, that is, the terminal transmits the first SR on the PUCCH resource 1 using the PUCCH having a TTI length of 7 symbols on the PUCCH resource 1 in the first slot (slot #j) in the subframe #i, on the PUCCH resource 2 Transmitting a second SR using a PUCCH having a TTI length of 7 symbols, as shown in FIG. 2B;

The second way:

The first SR uses the PUCCH transmission corresponding to the first TTI length, the second SR uses the PUCCH transmission corresponding to the second TTI length, and the terminal transmits the first PUCCH with the TTI length of 1 ms on the PUCCH resource 1 in the subframe #i. SR, in the first time in subframe #i In the slot (slot #j), the second SR is transmitted on the PUCCH resource 2 using the PUCCH having a TTI length of 7 symbols, as shown in FIG. 2C.

Further, in the embodiment of the present invention, the terminal transmits the first SR by using a PUCCH corresponding to the second TTI length, including: a pre-agreed or configured time domain location of the terminal in the transmission opportunity of the first SR, The first SR is transmitted by the PUCCH corresponding to the second TTI length.

In a specific implementation process, when the first SR uses the PUCCH transmission corresponding to the second TTI length, the first SR uses the PUCCH corresponding to the second TTI length in a pre-determined or configured time domain position in the transmission opportunity of the first SR. The first SR is transmitted.

The PUCCH transmission of the length used by the first SR is pre-determined or configured, and the corresponding PUCCH resource 1 is also configured for the PUCCH of the corresponding length.

Based on the same inventive concept, in the embodiment of the present invention, as shown in FIG. 3, an SR transmission method according to an embodiment of the present invention includes the following steps: Step 301: The network side device configures a first corresponding to the first SR for the terminal. a PUCCH resource and a second PUCCH resource corresponding to the second SR; the first PUCCH resource is different from the second PUCCH resource; the first SR corresponds to a first TTI length, and the second SR corresponds to a second TTI length; The TTI length is different from the second TTI length; Step 302: The network side device detects whether the first SR and/or the second SR transmitted by the terminal is received.

In step 301, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second service that is transmitted by using the second TTI length. ;or, The first SR corresponds to the first service, and the second SR corresponds to the second service, where the first service is different from the service attribute of the second service; or the transmission period and/or the offset value of the first SR is based on the The first TTI length is configured, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In the embodiment of the present invention, the first SR corresponds to the first TTI length, that is, the first SR corresponds to the first uplink shared channel or corresponds to the first service, and the first uplink shared channel or the first service corresponds to the first TTI length. The first SR corresponds to the first service attribute, including but not limited to: priority order of the first service, Qos, delay; or the transmission period and/or offset value of the first SR is based on the first TTI length. Configured.

Correspondingly, the second SR corresponds to the second, that is, the second SR corresponds to the second uplink shared channel or corresponds to the second service, and the second uplink shared channel or the second service corresponds to use the second TTI length for transmission; or The second SR corresponds to the second service attribute, including but not limited to: priority order of the first service, Qos, delay; or the transmission period and/or offset value of the second SR is configured based on the second TTI length.

The first service attribute corresponding to the first SR is different from the second service attribute corresponding to the second SR.

Further, in the embodiment of the present invention, the second TTI length is smaller than the first TTI length.

In a specific implementation process, when the first TTI length is 1 ms, the second TTI length is a TTI length less than 1 ms, such as: 2 symbols, 4 symbols, or 7 symbols; and when the first TTI When the length is less than 1 ms, the second TTI length is less than the TTI length of the first TTI length. For example, if the first TTI length is 7 symbols, the second TTI length is 2 symbols or 4 symbols. In the embodiment of the present invention, the symbol may be a SC-FDMA (Single-Carrier Frequency-Division Mudiple Acess) symbol, or an OFDM (Orthogonal Frequency Divisong Multiplexing) symbol. Or, in other words, it is not specifically limited in the embodiment of the present invention.

Further, in the embodiment of the present invention, the second TTI length is smaller than the first TTI length.

In a specific implementation process, when the first TTI length is 1 ms, the second TTI length is a TTI length less than 1 ms, such as: 2 symbols, 4 symbols, or 7 symbols; and when the first TTI length is less than 1 ms, the TTI length is The second TTI length is less than the TTI length of the first TTI length. For example, if the first TTI length is 7 symbols, the second TTI length is 2 symbols or 4 symbols. In the embodiment of the present invention, the symbol may be a SC-FDMA (Single-Carrier Frequency-Division Mudiple Acess) symbol, or an OFDM (Orthogonal Frequency Divisong Multiplexing) symbol. Or, in other words, it is not specifically limited in the embodiment of the present invention.

After step 301 is performed, step 302 is performed: the network side device detects whether the first SR and/or the second SR transmitted by the terminal is received.

In the embodiment of the present invention, the specific implementation process of step 302 includes, but is not limited to, the following implementation manners, and the foregoing implementation manners are respectively described below.

The first:

The network side device is in the first SR transmission opportunity, at the first PUCCH The first SR is detected on the resource.

In a specific implementation process, the network side device detects the first SR on the first PUCCH resource corresponding to the first SR in the transmission opportunity of the first SR.

Second:

The network side device detects the second SR on the second PUCCH resource in the transmission opportunity of the second SR.

In the embodiment of the present invention, the network side device is in the transmission opportunity of the second SR, for example, in the first time slot (slot #j+2) in the subframe #i+1, only the second The transmission opportunity of the SR is detected by the network side device on the PUCCH resource 2 corresponding to the second SR. If the terminal detects that the second SR is sent, the terminal schedules the uplink shared channel or service transmission corresponding to the second SR. If it is not detected, the terminal does not send the second SR.

In the embodiment of the present invention, when the transmission opportunities of the first SR and the second SR are coincident, for example, in the first time slot (slot #j) in the subframe #i, or in the subframe i The first time slot of +2 (slot j+4), which is the transmission opportunity of the first SR and the second SR; since the network side device does not know that the terminal has the first SR and the first need to transmit at the same time For the second SR, there is only one of the following types of SRs that need to be transmitted, or there is no SR that needs to be transmitted. The network side device can only perform blind detection on the PUCCH resources corresponding to the first SR and the second SR. The detection modes include but are not limited to the following three types. Each of the detection methods is described below.

First, the first type and the second SR are transmitted by the first type of method for the terminal.

The network side device can perform blind detection on the PUCCH resources corresponding to the first SR and the second SR, and on which PUCCH resource corresponding to the SR is detected, it is considered that the SR is sent by the terminal, thereby scheduling the SR corresponding to the terminal. Uplink shared channel or service transmission;

Of course, the network side device may also detect the PUCCH resource 2 corresponding to the second SR. If the terminal detects that the terminal sends the second SR, the terminal may schedule the uplink shared channel or service transmission corresponding to the second SR. If not detected, the terminal does not send the second SR. In this case, the terminal may further detect the PUCCH resource 1 corresponding to the first SR. If the terminal detects that the terminal sends the first SR, the terminal may schedule the first SR. If the corresponding uplink shared channel or service transmission is not detected, the terminal does not send the first SR.

Second, the first SR and the second SR are transmitted by the second type method for the terminal.

The network side device may first detect the PUCCH resource 2 corresponding to the second SR. If the terminal detects that the terminal sends the second SR, the terminal may schedule the uplink shared channel or service transmission corresponding to the second SR, if not detected. If the terminal does not send the second SR, the terminal may further detect the PUCCH resource 1 corresponding to the first SR. If the terminal detects that the terminal sends the first SR, the terminal schedules the uplink sharing corresponding to the first SR. The channel or service transmission, if not detected, indicates that the terminal does not send the first SR.

Third, the first SR and the second SR are transmitted in the third type for the terminal.

The network side device can perform blind detection on the PUCCH resources corresponding to the first SR and the second SR, and on which SR resource is detected, the SR is sent by the terminal, and the uplink shared channel corresponding to the SR is scheduled for the terminal. Or business transmission; In the foregoing methods 1 to 3, when the network side device detects the PUCCH resource 1 corresponding to the first SR, it may perform detection according to the PUCCH transmitted by using the first TTI length, or may be detected according to the PUCCH transmitted by using the second TTI length. Depending on which length of the PUCCH transmission is used by the first SR that is pre-agreed or configured, the corresponding PUCCH resource 1 is also configured for the PUCCH of the corresponding length.

In the embodiment of the present invention, different SRs use different PUCCH resource transmissions, and the SRs are used to distinguish the SRs of the length TTI lengths by the transmission resources, and the network side device can determine the service type and requirements of the terminal according to the received SR, and then Perform reasonable uplink scheduling.

Based on the same inventive concept, a terminal is provided in the embodiment of the present invention. For the specific implementation of the terminal, refer to the description of the method embodiment. The repeated description is not repeated. As shown in FIG. 4, the terminal mainly includes: The module 401 is configured to acquire a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR; the first PUCCH resource is different from the second PUCCH resource; the first SR corresponds to the first TTI The length of the second SR corresponds to the second TTI length; the first TTI length is different from the second TTI length; the first determining module 402 is configured to determine whether the first SR and/or the second SR need to be transmitted; The first transmission module 403 is configured to transmit the first SR and/or the second SR by using a PUCCH if the first SR and/or the second SR need to be transmitted.

In a possible implementation, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second that is transmitted by using the second TTI length. Or the first SR corresponds to the first service, and the second SR corresponds to the second service, where the first service is different from the service attribute of the second service; or The transmission period and/or offset value of the first SR is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In a possible implementation manner, the second TTI length is less than the first TTI length.

In a possible implementation, if the first SR or the second SR needs to be transmitted, the first transmission module 403 is configured to: transmit the first SR on the first PUCCH resource; or, in the second PUCCH resource The second SR is transmitted on.

In a possible implementation, if the first SR and the second SR need to be transmitted, the first transmission module 403 is configured to: determine, from the first SR and the second SR, an SR to be transmitted; if the to-be-transmitted If the SR is the first SR, the first SR is transmitted on the first PUCCH resource; if the SR to be transmitted is the second SR, the second SR is transmitted on the second PUCCH resource.

In a possible implementation, if the first SR and the second SR are to be transmitted, the first transmission module 403 is configured to: transmit the second SR on the second PUCCH resource.

In a possible implementation, if the first SR and the second SR need to be transmitted, the first transmission module 403 is configured to: transmit the first SR on the first PUCCH resource; and, in the second PUCCH resource The second SR is transmitted on.

In a possible implementation manner, the first transmission module 403 is configured to: transmit the first SR by using a PUCCH corresponding to a second TTI length, and transmit the second SR by using a PUCCH corresponding to a second TTI length; or The first SR is transmitted by the PUCCH corresponding to the first TTI length, and the second SR is transmitted by the PUCCH corresponding to the second TTI length.

In a possible implementation manner, the first transmission module 403 is configured to: transmit the first SR by using a PUCCH corresponding to the second TTI length in a pre-agreed or configured time domain location in the transmission opportunity of the first SR.

In a possible implementation manner, the first determining module 402 is configured to: determine, in the transmission opportunity of the first SR, whether the first SR needs to be transmitted; and determine, in the transmission opportunity of the second SR, whether to transmit the first Two SR.

Based on the same inventive concept, the embodiment of the present invention provides a network side device. For the specific implementation of the network side device, refer to the description of the method embodiment, and the repeated description is not repeated. As shown in FIG. 5, the network side device is mainly The first configuration module 501 is configured to configure, for the terminal, a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR, where the first PUCCH resource is different from the second PUCCH resource; The first SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length; the first TTI length is different from the second TTI length; the first detection module 502 is configured to detect whether the transmission by the terminal is received. The first SR and/or the second SR.

In a possible implementation, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second that is transmitted by using the second TTI length. Or the first SR corresponds to the first service, and the second SR corresponds to the second service, where the first service and the first service The service attribute of the second service is different; or the transmission period and/or the offset value of the first SR is configured based on the first TTI length, and the transmission period and/or the offset value of the second SR is based on the first Two TTI length configurations.

In a possible implementation manner, the second TTI length is less than the first TTI length.

In a possible implementation, the first detection module 502 is configured to: detect, in the transmission opportunity of the first SR, the first SR on the first PUCCH resource; in the transmission opportunity of the second SR, The second SR is detected on the second PUCCH resource.

Based on the same inventive concept, an embodiment of the present invention provides a terminal. For details of the implementation of the terminal, refer to the description of the method embodiment. The repeated description is not repeated. As shown in FIG. 6, the terminal mainly includes a processor 601 and a memory. The body 602 and the transceiver 603, wherein the transceiver 603 receives and transmits data under the control of the processor 601, the memory 602 stores a preset program, and the processor 601 reads the program in the memory 602 according to the program. Performing the following process: acquiring a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR; the first PUCCH resource is different from the second PUCCH resource; the first SR corresponds to the first TTI length, The second SR corresponds to the second TTI length, the first TTI length is different from the second TTI length; determining whether the first SR and/or the second SR need to be transmitted; if the first SR needs to be transmitted and/or The second SR transmits the first SR and/or the second SR through the PUCCH through the transceiver 603.

In a possible implementation, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second that is transmitted by using the second TTI length. industry Or the first SR corresponds to the first service, the second SR corresponds to the second service, and the first service is different from the service attribute of the second service; or the transmission period and/or offset of the first SR The value is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In a possible implementation manner, the second TTI length is less than the first TTI length.

In a possible implementation, if the first SR or the second SR needs to be transmitted, the processor 601 is configured to: instruct the transceiver 603 to transmit the first SR on the first PUCCH resource; or, instruct the transceiver 603 transmitting the second SR on the second PUCCH resource.

In a possible implementation, if the first SR and the second SR need to be transmitted, the processor 601 is configured to: determine, from the first SR and the second SR, an SR to be transmitted; if the SR to be transmitted is the a first SR, indicating that the transceiver 603 transmits the first SR on the first PUCCH resource; and if the to-be-transmitted SR is the second SR, instructing the transceiver 603 to transmit the second SR on the second PUCCH resource .

In a possible implementation, if the first SR and the second SR need to be transmitted, the processor 601 is configured to: instruct the transceiver 603 to transmit the second SR on the second PUCCH resource.

In a possible implementation, if the first SR and the second SR need to be transmitted, the processor 601 is configured to: Instructing the transceiver 603 to transmit the first SR on the first PUCCH resource; and instructing the transceiver 603 to transmit the second SR on the second PUCCH resource.

In a possible implementation, the processor 601 is configured to: instruct the transceiver 603 to transmit the first SR by using a PUCCH corresponding to a second TTI length, and transmit the second SR by using a PUCCH corresponding to a second TTI length; or The transceiver 603 is instructed to transmit the first SR by the PUCCH corresponding to the first TTI length, and transmit the second SR by the PUCCH corresponding to the second TTI length.

In a possible implementation manner, the processor 601 is configured to: indicate, by the transceiver 603, a pre-agreed or configured time domain location in the transmission opportunity of the first SR, and transmit the first SR by using a PUCCH corresponding to the second TTI length. .

In a possible implementation, the processor 601 is configured to determine, in the transmission opportunity of the first SR, whether to transmit the first SR, and determine, in the transmission opportunity of the second SR, whether to transmit the second SR .

Based on the same inventive concept, the embodiment of the present invention provides a network side device. For the specific implementation of the network side device, refer to the description of the method embodiment, and the repeated description is not repeated. As shown in FIG. 7, the network side device is mainly The processor 701, the memory 702, and the transceiver 703, wherein the transceiver 703 receives and transmits data under the control of the processor 701, the memory 702 stores a preset program, and the processor 701 reads the memory 702. a program, configured to: configure, by the program, a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR; the first PUCCH resource is different from the second PUCCH resource; An SR corresponds to a first TTI length, and the second SR corresponds to a second TTI length; the first TTI length is The second TTI is different in length; detecting whether the first SR and/or the second SR transmitted by the terminal is received.

In a possible implementation, the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second uplink shared channel or the second that is transmitted by using the second TTI length. Or the first SR corresponds to the first service, the second SR corresponds to the second service, and the first service is different from the service attribute of the second service; or the transmission period and/or offset of the first SR The value is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length.

In a possible implementation manner, the second TTI length is less than the first TTI length.

In a possible implementation manner, the processor 701 is configured to: detect, in the transmission opportunity of the first SR, the first SR on the first PUCCH resource; and in the transmission opportunity of the second SR, in the second The second SR is detected on the PUCCH resource.

According to the foregoing technical solution, in the embodiment of the present invention, the terminal acquires the first PUCCH resource corresponding to the first SR and the second PUCCH resource corresponding to the second SR; the first PUCCH resource is different from the second PUCCH resource; An SR corresponds to a first TTI length, and the second SR corresponds to a second TTI length, where the first TTI length is different from the second TTI length; the terminal determines whether the first SR and/or the second SR need to be transmitted; The first SR and/or the second SR need to be transmitted, and the terminal transmits the first SR and/or the second SR through the PUCCH. Therefore, the embodiment of the present invention provides a technical solution for performing SR feedback for a terminal supporting multiple transmission time intervals, and solves the problem that there is no support for multiple transmission time intervals. The technical problem of the technical solution that the terminal performs SR feedback.

Those skilled in the art will appreciate that embodiments of the present invention can be provided as a method, system, or computer program product. Thus, the present invention can take the form of a fully hardware embodiment, a fully software embodiment, or an embodiment combining soft and hardware aspects. Moreover, the present invention can take the form of a computer program product embodied on one or more computer usable storage media (including but not limited to disk memory and optical memory, etc.) including computer usable code.

The present invention has been described with reference to flowchart illustrations and/or block diagrams of methods, apparatus, and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or FIG. These computer program instructions can be provided to a processor of a general purpose computer, a special purpose computer, an embedded processor or other programmable data processing device to produce a machine for executing instructions by a processor of a computer or other programmable data processing device Means are provided for implementing the functions specified in one or more of the flow or in one or more blocks of the flow chart.

The computer program instructions can also be stored in a computer readable memory that can boot a computer or other programmable data processing device to operate in a particular manner, such that instructions stored in the computer readable memory produce an article of manufacture including the instruction device. The instruction means implements the functions specified in one or more blocks of the flow or in a flow or block diagram of the flowchart.

These computer program instructions can also be loaded onto a computer or other programmable data processing device to perform a series of operational steps on a computer or other programmable device to produce computer-implemented processing on a computer or other programmable device. The instructions executed on the implementation are provided for implementing one or more blocks in a flow or a flow and/or block diagram of the flowchart The steps of the function specified in the box.

It is apparent that those skilled in the art can make various modifications and variations to the invention without departing from the spirit and scope of the invention. Thus, it is intended that the present invention cover the modifications and modifications of the invention

Claims (28)

A scheduling request SR transmission method, comprising: acquiring, by a terminal, a first physical uplink control channel PUCCH resource corresponding to a first SR and a second PUCCH resource corresponding to a second SR; the first PUCCH resource and the The second PUCCH resource is different; the first SR corresponds to the first transmission time interval TTI length, the second SR corresponds to the second TTI length, and the first TTI length is different from the second TTI length; the terminal determines whether the first transmission needs to be transmitted. An SR and/or the second SR; if the first SR and/or the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR through the PUCCH. The scheduling request SR transmission method according to claim 1, wherein the first SR corresponds to the first uplink shared channel or the first service that is transmitted by using the first TTI length, and the second SR corresponds to the second TTI length transmission. The second uplink shared channel or the second service; or the first SR corresponds to the first service, and the second SR corresponds to the second service, where the first service is different from the service attribute of the second service; or, the first The transmission period and/or offset value of the SR is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length. The scheduling request SR transmission method according to claim 2, wherein the second TTI length is smaller than the first TTI length. The scheduling request SR transmission method according to claim 1, wherein, if the first SR or the second SR needs to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal is Transmitting the first SR on the first PUCCH resource; or, the terminal transmitting the second SR on the second PUCCH resource. The scheduling request SR transmission method according to claim 1, wherein, if the first SR and the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, The terminal determines the SR to be transmitted from the first SR and the second SR; if the SR to be transmitted is the first SR, the terminal transmits the first SR on the first PUCCH resource; The SR to be transmitted is the second SR, and the terminal transmits the second SR on the second PUCCH resource. The scheduling request SR transmission method according to claim 1, wherein, if the first SR and the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal is Transmitting the second SR on the second PUCCH resource. The scheduling request SR transmission method according to claim 1, wherein, if the first SR and the second SR need to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal is Transmitting the first SR on the first PUCCH resource; and, the terminal transmitting the second SR on the second PUCCH resource. The scheduling request SR transmission method according to any one of claims 1 to 7, wherein the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal is corresponding to the second TTI length Transmitting, by the PUCCH, the first SR, transmitting the second SR by using a PUCCH corresponding to the second TTI length; or, the terminal transmitting the first SR by using a PUCCH corresponding to the first TTI length, by using a PUCCH corresponding to the second TTI length The second SR is transmitted. The scheduling request SR transmission method according to claim 8, wherein the terminal transmits the first SR by using a PUCCH corresponding to the second TTI length, including: pre-arrangement or configuration of the terminal in the transmission opportunity of the first SR The time domain location is transmitted by the PUCCH corresponding to the second TTI length. The scheduling request SR transmission method according to claim 1, wherein the terminal determines whether the first SR and/or the second SR need to be transmitted, including: The terminal determines whether the first SR needs to be transmitted in the transmission opportunity of the first SR; and the terminal determines, in the transmission opportunity of the second SR, whether the second SR needs to be transmitted. An SR transmission method, comprising: configuring, by a network side device, a first PUCCH resource corresponding to a first SR and a second PUCCH resource corresponding to a second SR; the first PUCCH resource and the second PUCCH resource The first SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length; the first TTI length is different from the second TTI length; the network side device detects whether the first transmission by the terminal is received. An SR and/or the second SR. The SR transmission method of claim 11, wherein the first SR corresponds to a first uplink shared channel or a first service transmitted by using the first TTI length, and the second SR corresponds to a second transmission using the second TTI length The second uplink shared channel or the second service; or the first SR corresponds to the first service, the second SR corresponds to the second service, and the first service is different from the service attribute of the second service; or, the first SR The transmission period and/or offset value is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length. The SR transmission method of claim 12, wherein the second TTI length is less than the first TTI length. The SR transmission method of claim 11, wherein the network side device detects whether the first SR and/or the second SR transmitted by the terminal is received, and the network side device is in the first SR In the transmission opportunity, the first SR is detected on the first PUCCH resource; the network side device detects the second SR on the second PUCCH resource in the transmission opportunity of the second SR. A terminal, comprising: a processor, a memory and a transceiver, wherein the transceiver receives and transmits data under the control of the processor, and the preset program is stored in the memory. The processor reads a program in the memory, and performs the following process: acquiring a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR; the first PUCCH resource and the second PUCCH The first SR corresponds to the first TTI length, the second SR corresponds to the second TTI length, and the first TTI length is different from the second TTI length; determining whether the first SR and/or the second need to be transmitted SR. If the first SR and/or the second SR need to be transmitted, the first SR and/or the second SR are transmitted through the PUCCH through the transceiver. The terminal according to claim 15, wherein the first SR corresponds to a first uplink shared channel or a first service that is transmitted by using the first TTI length, and the second SR corresponds to a second uplink that is transmitted by using the second TTI length a shared channel or a second service; or, the first SR corresponds to the first service, the second SR corresponds to the second service, and the first service is different from the service attribute of the second service; or, the transmission period of the first SR And/or the offset value is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length. The terminal of claim 16, wherein the second TTI length is less than the first TTI length. The terminal according to claim 15, wherein, if the first SR or the second SR needs to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal is in the first PUCCH Transmitting the first SR on the resource; or, the terminal transmitting the second SR on the second PUCCH resource. The terminal according to claim 15, wherein, if the first SR and the second SR are to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal from the first SR Determining an SR to be transmitted in the second SR; if the SR to be transmitted is the first SR, the terminal transmits the first SR on the first PUCCH resource; if the SR to be transmitted is the second SR, The terminal transmits the same on the second PUCCH resource. Second SR. The terminal according to claim 15, wherein, if the first SR and the second SR are to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal is in the second PUCCH The second SR is transmitted on the resource. The terminal according to claim 15, wherein, if the first SR and the second SR are to be transmitted, the terminal transmits the first SR and/or the second SR by using a PUCCH, including: the terminal is in the first PUCCH Transmitting the first SR on the resource; and, the terminal transmitting the second SR on the second PUCCH resource. The terminal according to any one of claims 15 to 21, wherein the terminal transmits the first SR and/or the second SR by using a PUCCH, the terminal includes: transmitting, by the terminal, the PUCCH corresponding to the second TTI length An SR transmitting the second SR by using a PUCCH corresponding to the second TTI length; or, the terminal transmitting the first SR by using a PUCCH corresponding to the first TTI length, and transmitting the second by the PUCCH corresponding to the second TTI length SR. The terminal according to claim 22, wherein the terminal transmits the first SR by using a PUCCH corresponding to the second TTI length, including: a pre-agreed or configured time domain location of the terminal in the transmission opportunity of the first SR And transmitting the first SR by using a PUCCH corresponding to the second TTI length. The terminal according to claim 15, wherein the terminal determines whether the first SR and/or the second SR need to be transmitted, and the terminal determines, in the transmission opportunity of the first SR, whether to transmit the first The terminal determines, in the transmission opportunity of the second SR, whether the second SR needs to be transmitted. A network side device, characterized in that the network side device comprises a processor, a memory and a transceiver, wherein the transceiver receives and transmits data under the control of the processor, and the preset program is stored in the memory, the processor The program in the memory is read, and the following process is performed: configuring a first PUCCH resource corresponding to the first SR and a second PUCCH resource corresponding to the second SR for the terminal; the first PUCCH resource and the second PUCCH Different resources; the first The SR corresponds to the first TTI length, and the second SR corresponds to the second TTI length; the first TTI length is different from the second TTI length; detecting whether the first SR and/or the second SR transmitted by the terminal is received . The network side device of claim 25, wherein the first SR corresponds to a first uplink shared channel or a first service that is transmitted by using the first TTI length, and the second SR corresponds to a second transmission using the second TTI length. The second uplink shared channel or the second service; or the first SR corresponds to the first service, the second SR corresponds to the second service, and the first service is different from the service attribute of the second service; or, the first SR The transmission period and/or offset value is configured based on the first TTI length, and the transmission period and/or offset value of the second SR is configured based on the second TTI length. The network side device of claim 26, wherein the second TTI length is less than the first TTI length. The network side device of claim 25, wherein the network side device detects whether the first SR and/or the second SR transmitted by the terminal is received, and the network side device is in the first SR In the transmission opportunity, the first SR is detected on the first PUCCH resource; the network side device detects the second SR on the second PUCCH resource in the transmission opportunity of the second SR.