CN112583549B

CN112583549B - Method, device, equipment and medium for indicating code block group transmission information CBGTI

Info

Publication number: CN112583549B
Application number: CN201910928023.1A
Authority: CN
Inventors: 曾超君
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2023-05-12
Anticipated expiration: 2039-09-27
Also published as: CN112583549A

Abstract

The embodiment of the invention discloses a method, a device, equipment and a medium for indicating code block group transmission information CBGTI. The method comprises the following steps: transmitting downlink control information DCI for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels. The CBGTI indicating method, device, equipment and medium provided by the embodiment of the invention can accurately indicate the mapping relation between the CBGTI indicating information and N physical channels, and has small signaling overhead.

Description

Method, device, equipment and medium for indicating code block group transmission information CBGTI

Technical Field

The present invention relates to the field of mobile communications technologies, and in particular, to a method, an apparatus, a device, and a medium for indicating CBGTI of code block group transmission information.

Background

Unlicensed bands (Unlicensed bands) may be used as supplements to Licensed bands (Licensed bands) to help operators expand services. On the unlicensed band of the New Radio, NR, the transmission node needs to perform listen-before-talk (listen before talk, LBT) on the channel for Energy Detection (ED) before transmitting information, and when the detected Energy is below a certain threshold, it is determined that the channel is idle, and the transmission can start. Otherwise, it is determined that the channel is busy and no transmission can be performed.

The existing code block group transmission information (Code block group transmission information, CGBTI) indicates that 1 bit needs to be reserved for each physical channel which is possibly scheduled in the scheme, each bit corresponds to the corresponding physical channel which is schedulable one by one, and the bit overhead is large.

Disclosure of Invention

The embodiment of the invention provides a CGBTI indication method, a device, equipment and a medium, which are used for solving the problem of high signaling overhead in the CGBTI indication scheme.

In a first aspect, an embodiment of the present invention provides a CBGTI indication method, applied to a network device, where the method includes:

transmitting downlink control information (Downlink Control Information, DCI) for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels, and N is a positive integer.

In a second aspect, an embodiment of the present invention provides a CBGTI indication method, applied to a terminal device, where the method includes:

receiving DCI for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels, and N is a positive integer;

And determining the mapping relation between the CBGTI indication information in the DCI and the N physical channels according to the DCI.

In a third aspect, an embodiment of the present invention provides a CBGTI indicating apparatus, applied to a network device, where the apparatus includes:

a transmitting module, configured to transmit DCI for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels, and N is a positive integer.

In a fourth aspect, an embodiment of the present invention provides a CBGTI indicating device, applied to a terminal device, where the device includes:

a receiving module, configured to receive DCI for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels, and N is a positive integer;

and the determining module is used for determining the mapping relation between the CBGTI indicating information in the DCI and the N physical channels according to the DCI.

In a fifth aspect, an embodiment of the present invention provides a network device, including: a memory, a processor, and a computer program stored on the memory and executable on the processor;

the CBGTI indication method provided in the first aspect of the embodiment of the present invention is implemented when the processor executes the computer program.

In a sixth aspect, an embodiment of the present invention provides a terminal device, including: a memory, a processor, and a computer program stored on the memory and executable on the processor;

the processor implements the CBGTI indication method provided in the second aspect of the embodiment of the present invention when executing the computer program.

In a seventh aspect, an embodiment of the present invention provides a computer readable storage medium, where a computer program is stored, where the computer program when executed by a processor implements the CBGTI indication method provided in the first aspect of the embodiment of the present invention or implements the CBGTI indication method provided in the second aspect of the embodiment of the present invention.

According to the CBGTI indicating method, device, equipment and medium, the DCI comprises the indicating information for indicating the mapping relation between the CBGTI indicating information and the N physical channels, the mapping relation between the CBGTI indicating information and the N physical channels can be accurately indicated, and the signaling overhead is small.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings that are needed to be used in the embodiments of the present invention will be briefly described, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a first schematic diagram of a mapping relationship provided by an embodiment of the present invention;

FIG. 2 is a second schematic diagram of a mapping relationship provided in an embodiment of the present invention;

fig. 3 shows a third schematic diagram of a mapping relationship provided by an embodiment of the present invention;

fig. 4 shows a fourth schematic diagram of a mapping relationship provided by an embodiment of the present invention;

fig. 5 shows a fifth schematic diagram of a mapping relationship provided by an embodiment of the present invention;

fig. 6 shows a sixth schematic diagram of a mapping relationship provided by an embodiment of the present invention;

fig. 7 shows a seventh schematic diagram of a mapping relationship provided by an embodiment of the present invention;

fig. 8 shows an eighth schematic diagram of a mapping relationship provided by an embodiment of the present invention;

fig. 9 shows a ninth schematic diagram of a mapping relationship provided by an embodiment of the present invention;

fig. 10 shows a flowchart of a CBGTI indication method applied to a terminal device according to an embodiment of the present invention.

Fig. 11 shows a schematic structural diagram of a CBGTI indicating device applied to a terminal device according to an embodiment of the present invention;

fig. 12 is a schematic diagram of a hardware structure of a network device according to an embodiment of the present invention;

fig. 13 shows a schematic hardware structure of a terminal device according to an embodiment of the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The embodiment of the invention provides a CBGTI indication method, a CBGTI indication device, CBGTI indication equipment and CBGTI indication media. The CBGTI indication method provided by the embodiment of the present invention is first described in detail below.

The CBGTI indication method applied to the network equipment provided by the embodiment of the invention can comprise the following steps: transmitting DCI for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels, and N is a positive integer.

The network device provided by the embodiment of the invention can be a base station, which can be a commonly used base station, an evolved node b (evolved node base station, eNB), a network device in a 5G system (for example, a next generation base station (next generation node base station, gNB) or a transmitting and receiving point (transmission and reception point, TRP)) or a cell (cell) or a network device in a subsequent evolved communication system. However, the above words do not limit the scope of the present invention.

According to the CBGTI indication method applied to the network equipment, which is provided by the embodiment of the invention, the DCI comprises the indication information for indicating the mapping relation between the CBGTI indication information and the N physical channels, so that the mapping relation between the CBGTI indication information and the N physical channels can be accurately indicated, and the signaling overhead is smaller.

In one embodiment of the invention, the number of sets of mappings is determined from Mmax and Nmax. Wherein Mmax is the number of CBGTI indication information items that can be indicated most in DCI, and Nmax is the number of physical channels that can be scheduled most in DCI.

In one embodiment of the invention, mmax and Nmax may be specified by a protocol or configured by higher layer signaling.

In one embodiment of the invention, the number of sets of mappings may be

The bit number of the first indication information may be ceilling (log 2 + ->

) The method comprises the steps of carrying out a first treatment on the surface of the Wherein, ceilling (log 2->

) Representation pair base 2->

Is rounded up in logarithmic direction.

Optionally, the first indication information indicates the group number of the selected mapping relation, and the range of the group number is maximum

At most there is->

Available group numbers, which are associated with at most +.>

The group mapping relationships are in one-to-one correspondence. Each group of mapping relation indicates which Mmax physical channels are selected from Nmax schedulable physical channels to indicate corresponding CBGTI indication information. The correspondence between each available group number and each group mapping relationship may be specified explicitly by a protocol, or configured to a terminal device by a network through higher layer signaling.

When Nmax is 4 or 8 and mmax is 1, 2, 3 or 4, the number of groups of the mapping relationship and the number of bits of the first indication information are shown in table 1.

TABLE 1

In one embodiment of the invention, the number of sets of mappings may be

The first indication information has bits of ceilling (log 2->

) The method comprises the steps of carrying out a first treatment on the surface of the Wherein M is [0, mmax]Integers within the range. ceiling (log 2->

) Representation pair base 2->

Is rounded up in logarithmic direction. />

At most there is->

Available group numbers, which are at most

The group mapping relationships are in one-to-one correspondence. Each group of mapping relation indicates which M physical channels are selected from Nmax schedulable physical channels to indicate corresponding CBGTI indication information. The correspondence between the available group numbers and the group mappings may be specified explicitly by the protocol, or by the network through higher layersThe signaling is configured to the terminal device.

For example, the correspondence between the group numbers C and B indicated by the first indication information may refer to table 2. Wherein B is a local group number given the value of M. When the value of M is given, the value range of the local group number is at most

At most there is- >

Available local group numbers, which are associated with at most +.>

The local mapping relations of the groups are in one-to-one correspondence. Each group of local mapping relation indicates which M physical channels are selected from Nmax schedulable physical channels to indicate corresponding CBGTI indication information. The correspondence between each available local group number and each local mapping relationship may be specified explicitly by a protocol or configured to the terminal device by the network through higher layer signaling.

TABLE 2

As can be seen from Table 2, a smaller M corresponds to

The optional group numbers occupy the value range of the group number C at the front, the value ranges corresponding to the M are sequentially cascaded based on the order from the smaller M to the larger M, and the first available group number is 0.

At this time, when Nmax is 4 or 8 and mmax is 1 to 8, the number of sets of the mapping relationship and the number of bits of the first instruction information are shown in table 3.

TABLE 3 Table 3

As can be seen from tables 1 and 3, the number of bits of the first indication information does not exceed the maximum number Nmax of schedulable physical channels of the DCI. Under more conditions, the bit number of the first indication information is smaller than Nmax, compared with the prior art, 1 bit is reserved for each channel which is possibly scheduled, the bit number occupied by indication can be reduced, the resource occupation is saved, and the signaling overhead is smaller.

In one embodiment of the present invention, when the number nreterans of retransmission physical channels scheduled by the DCI is not less than Mmax, the first indication information is used to indicate a mapping relationship between Mmax CBGTI indication information and the previous Mmax retransmission physical channels in the N physical channels. The N physical channels include nreterans retransmission physical channels. It can be understood that the first Mmax retransmission physical channels in the N physical channels are the first Mmax retransmission physical channels in the nreterans retransmission physical channels.

Illustratively, assume that Mmax has a value of 4, nmax has a value of 8, and Nretrans has a value of 5.

The mapping relationship between the 4 CBGTI indication information and the first 4 retransmission physical channels is shown in fig. 1.

In one embodiment of the present invention, when the number of retransmission physical channels nreterans is not less than Mmax, the first indication information may be used to indicate that an i-th item CBGTI indication information in the Mmax item CBGTI indication information is mapped with an i-th retransmission physical channel in the previous Mmax retransmission physical channels, where i is an integer greater than or equal to 0.

The mapping relationship between the 4 CBGTI indication information and the first 4 retransmission physical channels is shown in fig. 2.

In one embodiment of the present invention, when the number nreterans of retransmission physical channels is smaller than Mmax, the first indication information may be used to indicate a mapping relationship between Mmax item CBGTI indication information and Mmax physical channels; the Mmax physical channels include nreterans retransmission physical channels and Mmax-nreterans physical channels with minimum indexes that are not actually scheduled.

Illustratively, assume that Mmax has a value of 4, nmax has a value of 8, and Nretrans has a value of 2.

The mapping relationship between the 4 CBGTI indication information and 2 retransmission physical channels and 2 physical channels with minimum indexes that are not actually scheduled is shown in fig. 3.

In one embodiment of the present invention, when the number of retransmission physical channels nreterans is smaller than Mmax, the first indication information is used for indicating that the j-th item CBGTI indication information in the previous nreterans item CBGTI indication information is mapped with the j-th retransmission physical channel in the nreterans retransmission physical channels, and indicating that the k-th item CBGTI indication information in the post Mmax-nreterans item CBGTI indication information is mapped with the k-th physical channel in the Mmax-nreterans physical channels with the smallest indexes which are not actually scheduled; j and k are integers greater than or equal to 0.

The mapping relationship between the 4 CBGTI indication information and 2 retransmission physical channels and 2 physical channels with minimum indexes that are not actually scheduled is shown in fig. 4.

In one embodiment of the present invention, when N is smaller than Mmax, the first indication information may be used to indicate a mapping relationship between Mmax item CBGTI indication information and Mmax physical channels; the Mmax physical channels comprise N physical channels and Mmax-N physical channels with minimum indexes which are not actually scheduled; the N physical channels include nreterans retransmission physical channels.

Illustratively, assume that Mmax has a value of 4, nmax has a value of 8, and N has a value of 3.

The mapping relationship between the 4 CBGTI indication information and the 1 channel with the smallest index that is actually not scheduled and 3 physical channels is shown in fig. 5.

In one embodiment of the present invention, when N is smaller than Mmax, the first indication information may be used to indicate that an xth CBGTI indication information in the first N CBGTI indication information in the Mmax CBGTI indication information is mapped to an xth physical channel in the N physical channels, and indicate that a y CBGTI indication information in the subsequent Mmax-N CBGTI indication information is mapped to a y physical channel in the Mmax-N physical channels; x and y are integers greater than or equal to 0.

The mapping relationship between the 4 CBGTI indication information and the 3 physical channels and the 1 channel with the smallest index that is not actually scheduled is shown in fig. 6.

In one embodiment of the present invention, when N is not less than Mmax and the number nreterans of retransmission physical channels in the N physical channels is less than Mmax, the first indication information may be used to indicate a mapping relationship between the Mmax item CBGTI indication information and the Mmax physical channels; the Mmax physical channels include nreteransmitted retransmission physical channels and the Mmax-nreteransmitted primary transmission physical channels with the smallest indexes.

Illustratively, assume that Mmax has a value of 4, nmax has a value of 8, nretrans has a value of 2, and N has a value of 5.

The mapping relationship between the 4 CBGTI indication information and 2 retransmission physical channels and 2 primary transmission physical channels with minimum indexes is shown in fig. 7.

In one embodiment of the present invention, when N is not less than Mmax, indexes of nreteransmitted physical channels and indexes of Mmax-nreteransmitted primary physical channels with minimum indexes may be formed into an index set containing Mmax indexes and indexes in the set are arranged in ascending order, and the first indication information may be used to indicate that the z-th CBGTI indication information of the Mmax CBGTI indication information corresponds to the physical channel corresponding to the z-th index in the index set containing Mmax indexes and arranged in ascending order; z is an integer greater than or equal to 0.

Illustratively, assume that Mmax has a value of 4, nmax has a value of 8, nretrans has a value of 2, and N has a value of 5. The mapping relationship between the 4 CBGTI indication information and 2 retransmission physical channels and 2 primary transmission physical channels with minimum indexes is shown in fig. 8.

In one embodiment of the present invention, the first indication information may be used to indicate a mapping relationship between a P-th CBGTI indication information in the first M CBGTI indication information and a P-th retransmission physical channel in the retransmission physical channels; p is an integer greater than or equal to 0.

Illustratively, assume that Mmax has a value of 4, nmax has a value of 8, and M has a value of 2.

The mapping relationship between the first 2 CBGTI indication information and the retransmission physical channel is shown in fig. 9.

Optionally, after determining a mapping relation applied to a certain DCI according to any embodiment of the foregoing, the network device indicates a group number of the mapping relation by using first indication information included in the DCI.

Based on the rules described in the specific indication manner, the network may select, in each scheduling DCI, a corresponding "CBGTI application indication" field indication value based on the case where the DCI schedules PUSCH.

Corresponding to the CBGTI indication method applied to the network equipment, the embodiment of the invention also provides the CBGTI indication method applied to the terminal equipment. Fig. 10 shows a flowchart of a CBGTI indication method applied to a terminal device according to an embodiment of the present invention. The CBGTI indication method applied to the terminal equipment can comprise the following steps:

S101: DCI is received for scheduling N physical channels.

The DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels, and N is a positive integer.

S102: and determining the mapping relation between the CBGTI indication information in the DCI and N physical channels according to the DCI.

In some embodiments, the terminal device may be a mobile phone, a tablet computer, a smart watch, a smart home appliance, etc., which is not limited in this embodiment of the present invention.

In one embodiment of the invention, the number of sets of mappings may be

The bit number of the first indication information may be ceilling (log 2 + ->

) Representation pair base 2->

Is rounded up in logarithmic direction.

In one embodiment of the invention, the number of sets of mappings may be

The first indication information has bits of ceilling (log 2- >

) Representation pair base 2->

Is rounded up in logarithmic direction. M is [0, mmax]Integers within the range.

In one embodiment of the present invention, when the number nreterans of retransmission physical channels scheduled by the DCI is not less than Mmax, the first indication information is used to indicate a mapping relationship between the Mmax item CBGTI indication information and the previous Mmax retransmission physical channels in the N physical channels; the N physical channels include nreterans retransmission physical channels.

In one embodiment of the present invention, when N is smaller than Mmax, the first indication information may be used to indicate a mapping relationship between an xth CBGTI indication information in the first N CBGTI indication information in the Mmax CBGTI indication information and an xth physical channel in the N physical channels, and a mapping relationship between a y CBGTI indication information in the subsequent Mmax-N CBGTI indication information and a y physical channel in the Mmax-N physical channels; x and y are integers greater than or equal to 0.

In one embodiment of the present invention, when N is not less than Mmax and the number of retransmission physical channels nreteransmitted in the N physical channels is less than Mmax, indexes of the nreteransmitted retransmission physical channels and indexes of Mmax-nreteransmitted primary transmission physical channels with the smallest indexes can be formed into an index set containing Mmax indexes and indexes in the set are arranged in ascending order, and the first indication information can be used for indicating physical channel mapping corresponding to the z-th index in the index set containing Mmax indexes and arranged in ascending order; z is an integer greater than or equal to 0.

Corresponding to the method embodiment, the embodiment of the invention also provides a CBGTI indicating device applied to the network equipment. The CBGTI indicating apparatus applied to the network device may include:

a transmitting module, configured to transmit DCI for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels.

In one embodiment of the invention, the number of sets of mappings may be

The bit number of the first indication information may be ceilling (log 2 + ->

) Representation pair base 2->

Is rounded up in logarithmic direction.

In one embodiment of the invention, the number of sets of mappings may be

The first indication information has bits of ceilling (log 2->

). M is [0, mmax]Integers within the range. ceiling (log 2- >

) Representation pair base 2->

Is rounded up in logarithmic direction.

In one embodiment of the present invention, when N is smaller than Mmax and the number nreterans of retransmission physical channels in the N physical channels is smaller than Mmax, the first indication information may be used to indicate a mapping relationship between the Mmax item CBGTI indication information and the Mmax physical channels; the Mmax physical channels include N physical channels and the Mmax-N physical channels with the smallest indexes that are not actually scheduled.

In one embodiment of the present invention, when N is smaller than Mmax and the number nreterans of retransmission physical channels in the N physical channels is smaller than Mmax, the first indication information may be used to indicate a mapping relationship between an xth CBGTI indication information in the first N CBGTI indication information of the Mmax CBGTI indication information and an xth physical channel in the N physical channels, and a mapping relationship between a yth CBGTI indication information in the subsequent Mmax-N CBGTI indication information and a yth physical channel in the Mmax-N physical channels; x and y are integers greater than or equal to 0.

The embodiment of the invention also provides a CBGTI indicating device applied to the terminal equipment. Fig. 11 shows a schematic structural diagram of a CBGTI indicating device applied to a terminal device according to an embodiment of the present invention. The CBGTI indicating apparatus applied to the terminal device may include:

A receiving module 101, configured to receive DCI for scheduling N physical channels.

The DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels.

A determining module 102, configured to determine, according to the DCI, a mapping relationship between CBGTI indication information and N physical channels in the DCI.

In one embodiment of the invention, the number of sets of mappings may be

The bit number of the first indication information may be ceilling (log 2 + ->

) Representation pair base 2->

Is rounded up in logarithmic direction.

In one embodiment of the invention, the number of sets of mappings may be

The first indication information has bits of ceilling (log 2->

). M is [0, mmax]Integers within the range. ceiling (log 2->

) Representation pair base 2->

Is rounded up in logarithmic direction.

Fig. 12 shows a schematic hardware structure of a network device according to an embodiment of the present invention. The network device includes: memory 201, processor 202, transceiver 203, and computer programs stored on memory 201 and executable on processor 202.

Wherein the transceiver 203 may be configured to: DCI for scheduling N physical channels is transmitted. The DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels.

Wherein in fig. 12, a bus architecture may comprise any number of interconnected buses and bridges, and in particular one or more processors represented by processor 202 and various circuits of memory represented by memory 201, linked together. The bus architecture may also link together various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are well known in the art and, therefore, will not be described further herein. The bus interface provides an interface. The transceiver 203 may be a number of elements, including a transmitter and a transceiver, providing a means for communicating with various other apparatus over a transmission medium, for receiving and transmitting data under the control of the processor 202. The processor 202 is responsible for managing the bus architecture and general processing, and the memory 201 may store data used by the processor 202 in performing operations.

Preferably, the embodiment of the present invention further provides a network device, including a processor 202, a memory 201, and a computer program stored in the memory 201 and capable of running on the processor 202, where the computer program when executed by the processor 202 implements each process of the CBGTI indication method embodiment applied to the network device, and can achieve the same technical effect, and for avoiding repetition, a description is omitted herein.

Fig. 13 shows a schematic hardware structure of a terminal device according to an embodiment of the present invention. The terminal device 300 includes, but is not limited to: radio frequency unit 301, network module 302, audio output unit 303, input unit 304, sensor 305, display unit 306, user input unit 307, interface unit 308, memory 309, processor 310, and power supply 311. It will be appreciated by those skilled in the art that the terminal device structure shown in fig. 13 does not constitute a limitation of the terminal device, and the terminal device may comprise more or less components than shown, or may combine certain components, or may have a different arrangement of components. In the embodiment of the invention, the terminal equipment comprises, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer and the like.

A radio frequency unit 301, configured to receive DCI for scheduling N physical channels. The DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and N physical channels.

A processor 310, configured to determine, according to the DCI, a mapping relationship between CBGTI indication information and N physical channels in the DCI.

It should be understood that, in the embodiment of the present invention, the radio frequency unit 301 may be used to receive and send information or signals during a call, specifically, receive downlink data from a base station, and then process the downlink data with the processor 310; and, the uplink data is transmitted to the base station. Typically, the radio frequency unit 301 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 301 may also communicate with networks and other devices through a wireless communication system.

The terminal device provides wireless broadband internet access to the user through the network module 302, such as helping the user to send and receive e-mail, browse web pages, access streaming media, etc.

The audio output unit 303 may convert audio data received by the radio frequency unit 301 or the network module 302 or stored in the memory 309 into an audio signal and output as sound. Also, the audio output unit 303 may also provide audio output (e.g., a call signal reception sound, a message reception sound, etc.) related to a specific function performed by the terminal device 300. The audio output unit 303 includes a speaker, a buzzer, a receiver, and the like.

The input unit 304 is used to receive an audio or video signal. The input unit 304 may include a graphics processor (Graphics Processing Unit, GPU) 3041 and a microphone 3042, the graphics processor 3041 processing image data of still pictures or video obtained by an image capturing device (such as a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 306. The image frames processed by the graphics processor 3041 may be stored in the memory 309 (or other storage medium) or transmitted via the radio frequency unit 301 or the network module 302. The microphone 3042 may receive sound, and may be capable of processing such sound into audio data. The processed audio data may be converted into a format output that can be transmitted to the mobile communication base station via the radio frequency unit 301 in the case of a telephone call mode.

The terminal device 300 further comprises at least one sensor 305, such as a light sensor, a motion sensor and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 3061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 3061 and/or the backlight when the terminal device 300 moves to the ear. As one of the motion sensors, the accelerometer sensor can detect the acceleration in all directions (generally three axes), and can detect the gravity and direction when the accelerometer sensor is stationary, and can be used for recognizing the gesture (such as horizontal and vertical screen switching, related games, magnetometer gesture calibration), vibration recognition related functions (such as pedometer and knocking) and the like of the terminal equipment; the sensor 305 may further include a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, etc., which are not described herein.

The display unit 306 is used to display information input by a user or information provided to the user. The display unit 306 may include a display panel 3061, and the display panel 3061 may be configured in the form of a liquid crystal display (Liquid Crystal Display, LCD), an Organic Light-Emitting Diode (OLED), or the like.

The user input unit 307 is operable to receive input numeric or character information and to generate key signal inputs related to user settings and function control of the terminal device. Specifically, the user input unit 307 includes a touch panel 3071 and other input devices 3072. The touch panel 3071, also referred to as a touch screen, may collect touch operations thereon or thereabout by a user (e.g., operations of the user on the touch panel 3071 or thereabout the touch panel 3071 using any suitable object or accessory such as a finger, stylus, or the like). The touch panel 3071 may include two parts, a touch detection device and a touch controller. The touch detection device detects the touch azimuth of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch detection device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 310, and receives and executes commands sent by the processor 310. In addition, the touch panel 3071 may be implemented in various types such as resistive, capacitive, infrared, and surface acoustic wave. The user input unit 307 may include other input devices 3072 in addition to the touch panel 3071. Specifically, other input devices 3072 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.

Further, the touch panel 3071 may be overlaid on the display panel 3061, and when the touch panel 3071 detects a touch operation thereon or thereabout, the touch operation is transmitted to the processor 310 to determine a type of touch event, and then the processor 310 provides a corresponding visual output on the display panel 3061 according to the type of touch event. Although in fig. 13, the touch panel 3071 and the display panel 3061 are two independent components to implement the input and output functions of the terminal device, in some embodiments, the touch panel 3071 and the display panel 3061 may be integrated to implement the input and output functions of the terminal device, which is not limited herein.

The interface unit 308 is an interface to which an external device is connected to the terminal apparatus 300. For example, the external devices may include a wired or wireless headset port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 308 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the terminal apparatus 300 or may be used to transmit data between the terminal apparatus 300 and an external device.

Memory 309 may be used to store software programs as well as various data. The memory 309 may mainly include a storage program area that may store an operating system, application programs required for at least one function (such as a sound playing function, an image playing function, etc.), and a storage data area; the storage data area may store data (such as audio data, phonebook, etc.) created according to the use of the handset, etc. In addition, memory 309 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.

The processor 310 is a control center of the terminal device, connects various parts of the entire terminal device using various interfaces and lines, and performs various functions of the terminal device and processes data by running or executing software programs and/or modules stored in the memory 309 and calling data stored in the memory 309, thereby performing overall monitoring of the terminal device. Processor 310 may include one or more processing units; preferably, the processor 310 may integrate an application processor that primarily handles operating systems, user interfaces, applications, etc., with a modem processor that primarily handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 310.

The terminal device 300 may further include a power source 311 (e.g., a battery) for powering the various components, and preferably the power source 311 may be logically coupled to the processor 310 via a power management system that performs functions such as managing charging, discharging, and power consumption.

In addition, the terminal device 300 includes some functional modules, which are not shown, and will not be described herein.

Preferably, the embodiment of the present invention further provides a terminal device, including a processor 310, a memory 309, and a computer program stored in the memory 309 and capable of running on the processor 310, where the computer program when executed by the processor 310 implements each process of the CBGTI indication method embodiment of the terminal device, and the process can achieve the same technical effect, and for avoiding repetition, a detailed description is omitted herein.

Embodiments of the present invention also provide a computer readable storage medium having computer program instructions stored thereon; when the computer program instruction is executed by the processor, the processes of the CBGTI indication method embodiment provided by the embodiment of the present invention and applied to the terminal device or the processes of the CBGTI indication method embodiment provided by the embodiment of the present invention and applied to the network device are implemented, and the same technical effects can be achieved, so that repetition is avoided, and no further description is provided here. Wherein the computer readable storage medium is selected from Read-Only Memory (ROM), random access Memory (Random Access Memory, RAM), magnetic disk or optical disk.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method according to the embodiments of the present invention.

The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.

Claims

1. A method for indicating transmission information CBGTI of a code block group, applied to a network device, the method comprising:

transmitting downlink control information DCI for scheduling N physical channels; the DCI includes first indication information, where the first indication information is used to indicate a mapping relationship between CBGTI indication information and the N physical channels, and N is a positive integer.

2. The method of claim 1, wherein the number of groups of the mapping relationship is determined based on Mmax and Nmax, wherein Mmax is a number of CBGTI indication information items that are most indicated in the DCI, and Nmax is a number of physical channels that are most schedulable in the DCI.

3. The method according to claim 2, wherein the mapping relationship has a group number of

4. The method of claim 3, wherein the first indication information has a number of bits of

Wherein (1)>

Representation pair base 2->

Is rounded up in logarithmic direction.

5. The method according to claim 2, wherein the mapping relationship has a group number of

M is [0, mmax]Integers within the range.

6. The method according to claim 5, wherein the first indication information has a bit number of

Wherein (1)>

Representation pair base 2->

Is rounded up in logarithmic direction.

7. The method according to any one of claims 2 to 6, wherein,

when the number nreterans of the retransmission physical channels scheduled by the DCI is not smaller than Mmax, the first indication information is used for indicating the mapping relation between the Mmax item CBGTI indication information and the previous Mmax retransmission physical channels in the N physical channels; the N physical channels include nreterans retransmission physical channels.

8. The method of claim 7, wherein the step of determining the position of the probe is performed,

the first indication information is used for indicating mapping between the ith item CBGTI indication information in the Mmax item CBGTI indication information and the ith retransmission physical channel in the Mmax retransmission physical channels, and i is an integer greater than or equal to 0.

9. The method according to any one of claims 2 to 6, wherein,

when the number nreterans of the retransmission physical channels scheduled by the DCI is smaller than Mmax, the first indication information is used for indicating the mapping relation between the Mmax item CBGTI indication information and the Mmax physical channels; the Mmax physical channels comprise nreterans retransmission physical channels and Mmax-nreterans physical channels with minimum indexes which are not scheduled actually.

10. The method of claim 9, wherein the step of determining the position of the substrate comprises,

the first indication information is used for indicating the j-th item CBGTI indication information in the previous Nretrrans item CBGTI indication information in the Mmax item CBGTI indication information to be mapped with the j-th retransmission physical channel in the Nretrrans retransmission physical channels, and indicating the k-th item CBGTI indication information in the post-Mmax-Nretrrans item CBGTI indication information to be mapped with the k-th physical channel in the Mmax-Nretrrans physical channels with the minimum indexes which are not scheduled actually; j and k are integers greater than or equal to 0.

11. The method according to any one of claims 2 to 6, wherein,

when the N is smaller than Mmax, the first indication information is used for indicating the mapping relation between the Mmax item CBGTI indication information and Mmax physical channels; the Mmax physical channels comprise N physical channels and Mmax-N physical channels with minimum indexes which are not actually scheduled; the N physical channels include nreterans retransmission physical channels.

12. The method of claim 11, wherein the step of determining the position of the probe is performed,

the first indication information is used for indicating that an xth item CBGTI indication information in the first N items CBGTI indication information in the Mmax item CBGTI indication information is mapped with an xth physical channel in the N physical channels, and indicating that a yth item CBGTI indication information in the last Mmax-N items CBGTI indication information is mapped with a yth physical channel in the Mmax-N physical channels with the smallest indexes which are not actually scheduled; x and y are integers greater than or equal to 0.

13. The method according to any one of claims 2 to 6, wherein,

when the N is not less than Mmax and the number nreterans of retransmission physical channels in the N physical channels is less than Mmax, the first indication information is used for indicating a mapping relationship between Mmax item CBGTI indication information and Mmax physical channels; the Mmax physical channels comprise Nretrransmission retransmission physical channels and Mmax-Nretrransmission initial transmission physical channels with the minimum indexes.

14. The method of claim 13, wherein the step of determining the position of the probe is performed,

forming an index set containing Mmax indexes by the indexes of the Nretrransmission physical channels and the indexes of the Mmax-Nretrransmission primary physical channels with the minimum indexes, and arranging all indexes in the set in an ascending order, wherein the first indication information is used for indicating the mapping of the z-th item CBGTI indication information of the Mmax item CBGTI indication information and the physical channel corresponding to the z-th index in the index set containing the Mmax indexes and arranged in the ascending order; z is an integer greater than or equal to 0.

15. The method according to any one of claims 2, 5, 6, wherein,

the first indication information is used for indicating mapping between a P-th item CBGTI indication information in the previous M items CBGTI indication information and a P-th retransmission physical channel in the retransmission physical channel; p is an integer greater than or equal to 0.

16. The method according to claim 2, characterized in that Mmax and Nmax are specified by a protocol or configured by higher layer signaling.

17. A method for indicating transmission information CBGTI of a code block group, applied to a terminal device, the method comprising:

receiving downlink control information DCI for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and the N physical channels, and N is a positive integer;

18. The method of claim 17, wherein the number of groups of the mapping relationship is determined based on Mmax and Nmax, wherein Mmax is a number of CBGTI indication information items that are most indicated in the DCI, and Nmax is a number of physical channels that are most schedulable in the DCI.

19. The method of claim 18, wherein the mapping relationship has a group number of

20. The method of claim 19, wherein the first indication information has a number of bits of

Wherein (1)>

Representation pair base 2->

Is rounded up in logarithmic direction.

21. The method of claim 18, wherein the mapping relationship has a group number of

M is [0, mmax]Integers within the range.

22. The method of claim 21, wherein the first indication information has a number of bits of

Wherein (1)>

Representation pair base 2->

Is rounded up in logarithmic direction.

23. The method according to any one of claims 18 to 22, wherein,

24. The method of claim 23, wherein the step of determining the position of the probe is performed,

the first indication information is used for indicating that the ith item CBGTI indication information in the Mmax item CBGTI indication information is mapped with the ith retransmission physical channel in the Mmax retransmission physical channels.

25. The method according to any one of claims 18 to 22, wherein,

26. The method of claim 25, wherein the step of determining the position of the probe is performed,

27. The method according to any one of claims 18 to 22, wherein,

28. The method of claim 26, wherein the step of determining the position of the probe is performed,

29. The method according to any one of claims 18 to 22, wherein,

30. The method of claim 29, wherein the step of providing the first information comprises,

31. The method of any one of claims 18, 21, 22,

32. The method according to claim 18, characterized in that Mmax and Nmax are specified by a protocol or configured by higher layer signaling.

33. A CBGTI indication device for transmitting information of a code block group, applied to a network device, characterized in that the device comprises:

a sending module, configured to send downlink control information DCI for scheduling N physical channels; the DCI includes first indication information, where the first indication information is used to indicate a mapping relationship between CBGTI indication information and the N physical channels, and N is a positive integer.

34. A CBGTI indication device for transmitting information of a code block group, applied to a terminal device, characterized in that the device comprises:

a receiving module, configured to receive downlink control information DCI for scheduling N physical channels; the DCI comprises first indication information, wherein the first indication information is used for indicating the mapping relation between CBGTI indication information and the N physical channels, and N is a positive integer;

35. A network device, the network device comprising: a memory, a processor, and a computer program stored on the memory and executable on the processor;

the processor, when executing the computer program, implements a method for indicating the transmission information CBGTI of a code block group according to any one of claims 1 to 16.

36. A terminal device, characterized in that the terminal device comprises: a memory, a processor, and a computer program stored on the memory and executable on the processor;

the processor, when executing the computer program, implements a method for indicating transmission information CBGTI of code block groups as claimed in any one of claims 17 to 32.

37. A computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, and when executed by a processor, the computer program implements the method for indicating the transmission information CBGTI of the code block group according to any one of claims 1 to 32.