CN106162697A - A kind of frame structure configuration method, base station, subscriber equipment and system - Google Patents

Abstract

The present invention discloses a frame structure configuration method, base station, user equipment and system, wherein the method includes: determining the transmission directions of M data subframes in the first transmission cycle and the corresponding user terminals; wherein M is greater than A positive integer equal to 1; generating resource indication information, wherein the resource indication information is used to indicate the data transmission direction in the M data subframes and the corresponding user terminal; mapping the resource indication information to the first A physical downlink control channel in the control subframe of a transmission period; sending the resource indication information to the user terminal through the physical downlink control channel, so that the user terminal uses the resource indication information in the corresponding data subframe for data transfer.

Description

A frame structure configuration method, base station, user equipment and system

technical field

The invention relates to network management technology in the field of communication, in particular to a frame structure configuration method, a base station, user equipment and a system.

Background technique

In the 5G era, the development of the mobile Internet and the Internet of Things will bring more diverse business needs. There are many types of small-packet services in IoT services, and very little data is transmitted each time. Currently, the uplink and downlink configuration of the LTE frame structure is relatively fixed, and the transmission of small-packet services has low resource utilization. For example, when the ratio of uplink and downlink is 3:1, it is used for the smart meter service in the Internet of Things. This service mainly consists of small uplink packets and very few downlink packets, and the spectrum utilization rate of allocated downlink resources is low. By flexibly configuring uplink and downlink resources, different service resource requirements can be met, spectrum utilization can be improved, and user perception can be improved.

In the existing LTE frame structure, one subframe (TTI) has both a control field and a data field, and the uplink and downlink subframes are relatively fixed.

Contents of the invention

In view of this, the object of the present invention is to provide a frame structure configuration method, base station, user equipment and system, which can at least solve the above-mentioned problems existing in the prior art.

In order to achieve the above object, technical solution of the present invention is achieved in that way:

The present invention provides a method for configuring a frame structure, which is applied to a base station, and the method includes:

Determine the transmission direction of the M data subframes and the corresponding user terminal in the first transmission period; wherein, M is a positive integer greater than or equal to 1;

Generate resource indication information, where the resource indication information is used to indicate the data transmission direction in the M data subframes and the corresponding user terminal;

mapping the resource indication information to a physical downlink control channel in a control subframe of the first transmission period;

The resource indication information is sent to the user terminal through the physical downlink control channel, so that the user terminal uses the resource indication information to perform data transmission in a corresponding data subframe.

The present invention provides a method for configuring a frame structure, which is applied to a user terminal, and the method includes:

Detecting the physical downlink control channel carried in the control subframe in the first transmission period;

The resource indication information is obtained from the physical downlink control channel; wherein the resource indication information is used to indicate the data transmission direction and the corresponding user terminal in the M data subframes, and M is a positive integer greater than or equal to 1 ;

Data transmission is performed on the corresponding data subframe by using the resource indication information.

The present invention provides a base station, and the base station includes:

A configuration unit, configured to determine the transmission direction of M data subframes in the first transmission period and the corresponding user terminal; where M is a positive integer greater than or equal to 1; generate resource indication information, wherein the resource indication information is used for Indicating the data transmission direction and the corresponding user terminal in the M data subframes;

A first communication unit, configured to map the resource indication information to a physical downlink control channel in the control subframe of the first transmission period; send the resource indication information to a user terminal through the physical downlink control channel, so that the user terminal uses the resource indication information to access the corresponding data subframe.

The present invention provides a user terminal, and the user terminal includes:

The second communication unit is configured to detect the physical downlink control channel carried in the control subframe in the first transmission period;

A processing unit, configured to obtain resource indication information from the physical downlink control channel; wherein, the resource indication information is used to indicate the data transmission direction and the corresponding user terminal in the M data subframes, where M is greater than A positive integer equal to 1; use the resource indication information to perform data transmission in the corresponding data subframe.

The present invention provides a frame structure configuration system, the system includes:

The base station is configured to determine the transmission direction of M data subframes in the first transmission period and the corresponding user terminal; where M is a positive integer greater than or equal to 1; generate resource indication information, wherein the resource indication information is used to indicate The data transmission direction in the M data subframes and the corresponding user terminal; mapping the resource indication information to the physical downlink control channel in the control subframe of the first transmission period; through the physical downlink control channel sending the resource indication information to the user terminal;

The user terminal is configured to detect the physical downlink control channel carried in the control subframe in the first transmission period; obtain resource indication information from the physical downlink control channel; use the resource indication information in the corresponding data subframe for data transfer.

The frame structure configuration method, base station, user equipment and system provided by the present invention can determine the transmission direction of each data subframe and the corresponding user terminal in the transmission period, use the determined information to generate resource indication information, and use the resource indication information The bearer is sent to the user terminal in the physical downlink control channel, so that the user terminal accesses the resource of the corresponding data subframe according to the received resource indication information. In this way, the purpose of separating the data field and the control field in the wireless frame and flexibly configuring the data subframe is achieved; the flexible configuration of the data subframe can further meet the resource requirements of different services.

Description of drawings

FIG. 1 is a first schematic flow diagram of a method for configuring a frame structure according to an embodiment of the present invention;

FIG. 2 is a first schematic diagram of a frame structure according to an embodiment of the present invention;

FIG. 3 is a schematic flow diagram of generating resource indication information according to an embodiment of the present invention;

FIG. 4 is a schematic flow diagram of generating resource indication information for a user terminal according to an embodiment of the present invention;

FIG. 5 is a second schematic diagram of a frame structure according to an embodiment of the present invention;

FIG. 6 is a second schematic flow diagram of a method for configuring a frame structure according to an embodiment of the present invention;

FIG. 7 is Example 1 of the present invention;

Figure 8 is Example 2 of the present invention;

Figure 9 is Example 3 of the present invention;

Figure 10 is Example 4 of the present invention;

Fig. 11 is Example 5 of the present invention;

FIG. 12 is a schematic diagram of the structure of a base station according to an embodiment of the present invention;

FIG. 13 is a schematic diagram of the composition and structure of user equipment according to an embodiment of the present invention;

Fig. 14 is a schematic diagram of the system composition of the embodiment of the present invention.

detailed description

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Embodiment one,

An embodiment of the present invention provides a method for configuring a frame structure, which is applied to a base station, as shown in FIG. 1 , including:

Step 101: Determine the transmission directions of M data subframes and the corresponding user terminals in the first transmission period; wherein, M is a positive integer greater than or equal to 1;

Step 102: Generate resource indication information, where the resource indication information is used to indicate the data transmission direction and the corresponding user terminal in the M data subframes;

Step 103: Map the resource indication information to the physical downlink control channel in the control subframe of the first transmission period;

Step 104: Send the resource indication information to the user terminal through the physical downlink control channel, so that the user terminal uses the resource indication information to perform data transmission in a corresponding data subframe.

Here, the first transmission period may be a wireless frame currently to be transmitted by the base station; the wireless frame may be a frame with a length of 10 ms, as shown in FIG. 2 ; usually, a wireless frame includes 10 subframes, and the length of each subframe is 1ms; Fig. 2 does not fully illustrate all subframes in a radio frame.

Preferably, the physical downlink control channel in this embodiment can be set in the first subframe of each transmission period, for example, as shown in Figure 2, where the first subframe 21 is used to carry the physical downlink control channel downlink control channel.

The resource indication information generated in the above step 102 may be shown in Figure 3, including:

Step 301: Generate public resource indication information; wherein, the public resource indication information is information sent to at least one user terminal managed by the base station;

Step 302: Generate resource indication information for the user terminal.

Step 301 and step 302 provided in this embodiment do not limit the order of execution, step 301 can be executed first and then step 302 is executed; or step 302 can be executed first and then step 301 is executed; or step 301 and step 302 can also be executed simultaneously implement.

Preferably, the generating common resource indication information may include: using one of the following information as the common resource indication information: the transmission directions of the M data subframes in the first transmission cycle are all uplink; the first The transmission directions of the M data subframes in the transmission period are all downlink; the transmission directions of the M data subframes in the first transmission period include uplink and downlink; the protection in the M data subframes in the first transmission period The location indication information of the time slot.

Wherein, the common resource indication information may be 2-bit indication information; the 2-bit indication information may be set through a first preset rule,

For example, it can be set to "00" to indicate that the transmission directions of the M data subframes in the first transmission period are all uplink;

"11" indicates that the transmission directions of the M data subframes in the first transmission cycle are all downlink;

"01" The transmission directions of the M data subframes in the first transmission cycle include uplink and downlink.

It can be understood that the above only gives an example of the indication information corresponding to each 2 bits, and in fact, it can be flexibly set according to requirements.

Further, when the transmission direction of the M data subframes in the first transmission period includes uplink and downlink, the position indication information of the guard slot (GP) can be enabled; the length of the position indication information of the GP can be 3 bits ; The position indication information of the GP can be set according to the actual situation, for example, when the position indication information of the GP is 001, it means that the GP occupies the last few symbols of the first subframe; the position indication information of the GP 111 indicates that the GP occupies the first subframe The last few symbols of the 7 subframes.

Preferably, the generating resource indication information for the user terminal, as shown in FIG. 4 , may include:

Step 401: Generate resource indication sub-information for the user terminal;

Step 402: Generate resource location indication subinformation for the user terminal;

Step 403: Generate the resource indication information for the user terminal by using the identification information of the user terminal, the resource indication sub-information, and the resource location indication sub-information.

Step 401 and step 402 provided in this embodiment do not limit the order of execution, step 401 can be executed first and then step 402 is executed; or step 402 can be executed first and then step 401 is executed; or step 401 and step 402 can be executed simultaneously implement.

The above-mentioned generation of the resource indication information for the user terminal by using the identification information of the user terminal, the resource indication sub-information, and the resource location indication sub-information may include:

Using the C-RNTI of the user terminal to scramble the resource indicator information to obtain scrambled resource indicator information;

Using the C-RNTI of the user terminal to scramble the resource location indicator information to obtain the scrambled resource location indicator information;

The scrambled resource indication sub-information and the scrambled resource position indication sub-information are used as the resource indication information.

The length of the resource indication sub-information in this embodiment may be used to indicate the number of uplink/downlink resources occupied by the user terminal in the M data subframes in the first transmission period; for example, it includes the user C-RNTI plus scrambled uplink resource location indication information, 3 bits; downlink resource location indication information including user C-RNTI scrambled, 3 bits.

In this embodiment, the resource position indication sub-information may be 3 bits, and is used to indicate the start position of the uplink/downlink resource occupied by the user terminal in the M data subframes in the first transmission period. Wherein, the starting position may be a starting data subframe indicating the uplink/downlink resource occupied by the user terminal.

Preferably, the data transmitted in the data subframe in this embodiment may be pure uplink or pure downlink data, and may also be transmitted with or without demodulated RS signals. The location of the data subframe may be at 23 as shown in FIG. 2 .

Preferably, the solution provided in this embodiment may further include: determining the uplink control channel in the control subframe in the first transmission period. Wherein, the uplink control channel may at least include information such as A/N, CQI, SRS, and RS for demodulation. The uplink control channel may be located in the control subframe 22 .

The frame structure provided in this embodiment will be described below in conjunction with FIG. 5. FIG. 5 shows a plurality of subframes in a radio station. The physical downlink control channel is carried in the first subframe 51, and can be carried in the last subframe 52. Bearing the uplink control channel; except for the first subframe and the last subframe above, they are all data subframes, and uplink data or downlink data can be transmitted in the data subframes.

It can be seen that by adopting the above scheme, the transmission direction of each data subframe and the corresponding user terminal can be determined in the transmission cycle, and the resource indication information is generated by using the determined information, and the resource indication information is carried in the physical downlink control channel and sent to The user terminal enables the user terminal to access resources of the corresponding data subframe according to the received resource indication information. In this way, the purpose of separating the data field and the control field in the wireless frame and flexibly configuring the data subframe is achieved; the flexible configuration of the data subframe can further meet the resource requirements of different services.

Embodiment two,

An embodiment of the present invention provides a method for configuring a frame structure, which is applied to a user terminal, as shown in FIG. 6, including:

Step 601: Detecting the physical downlink control channel carried in the control subframe in the first transmission period;

Step 602: Obtain resource indication information from the physical downlink control channel; wherein, the resource indication information is used to indicate the data transmission direction and the corresponding user terminal in the M data subframes, where M is greater than or equal to 1 a positive integer;

Step 603: Use the resource indication information to perform data transmission on the corresponding data subframe.

Here, the first transmission period may be a wireless frame currently to be transmitted by the base station; the wireless frame may be a frame with a length of 10 ms, as shown in FIG. 2 ; usually, a wireless frame includes 10 subframes, and the length of each subframe is 1ms; Fig. 2 does not fully illustrate all subframes in a radio frame.

Preferably, the physical downlink control channel in this embodiment can be set in the first subframe of each transmission period, for example, as shown in Figure 2, where the first subframe 21 is used to carry the physical downlink control channel downlink control channel.

The acquiring resource indication information from the physical downlink control channel includes: acquiring common resource indication information from the physical downlink control channel; acquiring resource indication information for user terminals from the physical downlink control channel . Wherein, the common resource indication information is information sent to at least one user terminal managed by the base station; the order of the above two operations is not limited.

Preferably, the common resource indication information may include one of the following information: the transmission directions of the M data subframes in the first transmission period are all uplink; the transmission directions of the M data subframes in the first transmission period The directions are all downlink; the transmission directions of the M data subframes in the first transmission period include uplink and downlink; the position indication information of the guard slots in the M data subframes in the first transmission period.

Wherein, the common resource indication information may be 2-bit indication information; the 2-bit indication information may be set through a first preset rule,

For example, it can be set to "00" to indicate that the transmission directions of the M data subframes in the first transmission period are all uplink;

"11" indicates that the transmission directions of the M data subframes in the first transmission cycle are all downlink;

"01" The transmission directions of the M data subframes in the first transmission cycle include uplink and downlink.

It can be understood that the above only gives an example of the indication information corresponding to each 2 bits, and in fact, it can be flexibly set according to requirements.

Further, the obtaining the resource indication information for the user terminal from the physical downlink control channel includes: the user terminal uses identification information to analyze the resource indication information for the user terminal to obtain resource indication sub-information , and the resource location indication sub-information. Specifically, the user terminal uses its own C-RNTI to analyze the physical downlink control channel, decodes its own uplink and downlink resource indication information and uplink and downlink resource location indication information, and finds its own uplink and downlink resources.

The length of the resource indication sub-information in this embodiment can be used to indicate the number of uplink/downlink resources occupied by the user terminal in the M data subframes in the first transmission period; for example, including user C-RNTI scrambling Uplink resource location indication information, 3 bits; downlink resource location indication information including user C-RNTI scrambling, 3 bits.

In this embodiment, the resource position indication sub-information may be 3 bits, and is used to indicate the start position of the uplink/downlink resource occupied by the user terminal in the M data subframes in the first transmission period.

Preferably, the data transmitted in the data subframe in this embodiment may be pure uplink or pure downlink data, and may also be transmitted with or without demodulated RS signals. The location of the data subframe may be at 23 as shown in FIG. 2 .

Preferably, the solution provided in this embodiment may further include: determining the uplink control channel in the control subframe in the first transmission period. Wherein, the uplink control channel may at least include information such as A/N, CQI, SRS, and RS for demodulation. The uplink control channel may be located in the control subframe 22 .

The frame structure provided in this embodiment will be described below in conjunction with FIG. 5. FIG. 5 shows a plurality of subframes in a radio station. The physical downlink control channel is carried in the first subframe 51, and can be carried in the last subframe 52. Bearing the uplink control channel; except for the first subframe and the last subframe above, they are all data subframes, and uplink data or downlink data can be transmitted in the data subframes.

Several examples are provided below to further conclude this embodiment:

Example 1, as shown in Figure 7, includes:

Step 701: The user terminal receives the physical downlink control channel (PDCCH), and analyzes to obtain the common resource indication information as 11;

Step 702: the user terminal uses its own C-RNTI to analyze the resource indication information in the physical downlink control channel;

Step 703: The downlink resource indication information in the PDCCH is "111", which means that all the data fields in the period T are the downlink resources of the user; there is no need to analyze the downlink resource location indication information, and the next subframe of the downlink control subframe is used by default. The frame starts; data transmission is performed according to the specific scheduling information of the user in the PDCCH.

Example 2, as shown in Figure 8, the data fields in one transmission period (T) are all downlink, and belong to different users respectively; including:

Step 801: The user terminal receives the PDCCH, and parses to obtain the common resource indication information as 11;

Step 802: the user terminal uses its own C-RNTI to analyze the PDCCH;

Step 803: Each user determines its own downlink resources according to the downlink resource indication information and downlink resource position indication information in its own PDCCH;

Step 804: Each user performs data transmission in its own downlink resource according to its own scheduling information in the PDCCH.

Example 3, as shown in Figure 9, includes:

Step 901: The user terminal receives the PDCCH, and parses the common resource indication information, "00";

Step 902: the user terminal uses its own C-RNTI to analyze the PDCCH;

Step 903: The uplink resource indication information in the PDCCH is "111", which means that all the data fields in the period T are uplink resources of the user; the user will no longer need to parse the uplink resource location indication information, and the default is from the downlink control subframe The next subframe starts; data transmission is performed according to the specific scheduling information of the user in the PDCCH.

Example 4, as shown in Figure 10, includes:

Step 1001: the user terminal receives the PDCCH, and parses the common resource indication information, "00";

Step 1002: the user terminal uses its own C-RNTI to analyze the PDCCH;

Step 1003: Each user determines its own uplink resource according to the uplink resource indication information and the uplink resource position indication information in its own PDCCH;

Step 1004: Each user performs data transmission in its own uplink resource according to its own scheduling information in the PDCCH.

Example 5, as shown in Figure 11, includes: the data fields in a period T are M downlinks and N uplinks, belonging to the same or different users;

Step 1101: The user terminal receives the PDCCH, and parses the common resource indication information, "01";

Step 1102: the user terminal uses its own C-RNTI to analyze the PDCCH;

Step 1103: Each user determines its own uplink and downlink resources according to the uplink and downlink resource indication information and the uplink and downlink resource location indication information in its own PDCCH;

Step 1104: Perform data transmission according to the specific scheduling information of the user in the PDCCH;

Step 1105: The user terminal punctures the downlink data according to the GP location indication information; wherein, the puncturing may be performing rate matching on the subframe data according to the GP resource information and the GP location information.

It can be seen that by adopting the above scheme, the transmission direction of each data subframe and the corresponding user terminal can be determined in the transmission cycle, and the resource indication information is generated by using the determined information, and the resource indication information is carried in the physical downlink control channel and sent to The user terminal enables the user terminal to access resources of the corresponding data subframe according to the received resource indication information. In this way, the purpose of separating the data field and the control field in the wireless frame and flexibly configuring the data subframe is achieved; the flexible configuration of the data subframe can further meet the resource requirements of different services.

Embodiment three,

An embodiment of the present invention provides a base station, as shown in FIG. 12 , including:

The configuration unit 1201 is configured to determine the transmission direction of M data subframes in the first transmission period and the corresponding user terminal; where M is a positive integer greater than or equal to 1; generate resource indication information, wherein the resource indication information is used To indicate the data transmission direction in the M data subframes and the corresponding user terminal;

The first communication unit 1202 is configured to map the resource indication information to a physical downlink control channel in the control subframe of the first transmission period; send the resource indication information to a user terminal through the physical downlink control channel .

Here, the first transmission period may be a wireless frame currently to be transmitted by the base station; the wireless frame may be a frame with a length of 10 ms, as shown in FIG. 2 ; usually, a wireless frame includes 10 subframes, and the length of each subframe is 1ms; Fig. 2 does not fully illustrate all subframes in a radio frame.

Preferably, the physical downlink control channel in this embodiment can be set in the first subframe of each transmission period, for example, as shown in Figure 2, where the first subframe 21 is used to carry the physical downlink control channel downlink control channel.

The configuring unit 1201 is specifically configured to generate public resource indication information; generate resource indication information for user terminals. Wherein, the common resource indication information is information sent to at least one user terminal managed by the base station.

Preferably, the configuration unit 1201 is specifically configured to use one of the following information as the common resource indication information: the transmission directions of the M data subframes in the first transmission period are all uplink; the first transmission period The transmission directions of the M data subframes are downlink; the transmission directions of the M data subframes in the first transmission period include uplink and downlink; the guard time slots in the M data subframes in the first transmission period location instructions for .

Wherein, the common resource indication information may be 2-bit indication information; the 2-bit indication information may be set through a first preset rule,

For example, it can be set to "00" to indicate that the transmission directions of the M data subframes in the first transmission period are all uplink;

"11" indicates that the transmission directions of the M data subframes in the first transmission cycle are all downlink;

"01" The transmission directions of the M data subframes in the first transmission cycle include uplink and downlink.

It can be understood that the above only gives an example of the indication information corresponding to each 2 bits, and in fact, it can be flexibly set according to requirements.

Further, when the transmission direction of the M data subframes in the first transmission period includes uplink and downlink, the position indication information of the guard slot (GP) can be enabled; the length of the position indication information of the GP can be 3 bits ; The position indication information of the GP can be set according to the actual situation, for example, when the position indication information of the GP is 001, it means that the GP occupies the last few symbols of the first subframe; the position indication information of the GP 111 indicates that the GP occupies the first subframe The last few symbols of 7 subframes.

Preferably, the configuration unit 1201 is specifically configured to generate resource indication sub-information for the user terminal; generate resource location indication sub-information for the user terminal; use the identification information of the user terminal, the resource indication sub-information , and the resource location indication sub-information generates the resource indication information for the user terminal.

The configuration unit 1201 is specifically configured to use the C-RNTI of the user terminal to scramble the resource indicator information to obtain scrambled resource indicator information;

Using the C-RNTI of the user terminal to scramble the resource location indicator information to obtain the scrambled resource location indicator information;

The scrambled resource indication sub-information and the scrambled resource position indication sub-information are used as the resource indication information.

The length of the resource indication sub-information in this embodiment may be used to indicate the number of uplink/downlink resources occupied by the user terminal in the M data subframes in the first transmission period; for example, it includes the user C-RNTI plus scrambled uplink resource location indication information, 3 bits; downlink resource location indication information including user C-RNTI scrambled, 3 bits.

In this embodiment, the resource position indication sub-information may be 3 bits, and is used to indicate the start position of the uplink/downlink resource occupied by the user terminal in the M data subframes in the first transmission period.

Preferably, the data transmitted in the data subframe in this embodiment may be pure uplink or pure downlink data, and may also be transmitted with or without demodulated RS signals. The location of the data subframe may be at 23 as shown in FIG. 2 .

Preferably, in the solution provided in this embodiment, the configuration unit 1201 may also be configured to determine the uplink control channel in the control subframe in the first transmission period. Wherein, the uplink control channel may at least include information such as A/N, CQI, SRS, and RS for demodulation. The uplink control channel may be located in the control subframe 22 .

The frame structure provided in this embodiment will be described below in conjunction with FIG. 5. FIG. 5 shows a plurality of subframes in a radio station. The physical downlink control channel is carried in the first subframe 51, and can be carried in the last subframe 52. Bearing the uplink control channel; except for the first subframe and the last subframe above, they are all data subframes, and uplink data or downlink data can be transmitted in the data subframes.

It can be seen that by adopting the above scheme, the transmission direction of each data subframe and the corresponding user terminal can be determined in the transmission cycle, and the resource indication information is generated by using the determined information, and the resource indication information is carried in the physical downlink control channel and sent to The user terminal enables the user terminal to access resources of the corresponding data subframe according to the received resource indication information. In this way, the purpose of separating the data field and the control field in the wireless frame and flexibly configuring the data subframe is achieved; the flexible configuration of the data subframe can further meet the resource requirements of different services.

Embodiment four,

An embodiment of the present invention provides a user terminal. As shown in FIG. 13, the user terminal includes:

The second communication unit 1301 is configured to detect the physical downlink control channel carried in the control subframe in the first transmission period;

The processing unit 1302 is configured to obtain resource indication information from the physical downlink control channel; wherein, the resource indication information is used to indicate the data transmission direction and the corresponding user terminal in the M data subframes, where M is A positive integer greater than or equal to 1; use the resource indication information to perform data transmission on the corresponding data subframe.

Here, the first transmission period may be a wireless frame currently to be transmitted by the base station; the wireless frame may be a frame with a length of 10 ms, as shown in FIG. 2 ; usually, a wireless frame includes 10 subframes, and the length of each subframe is 1ms; Fig. 2 does not fully illustrate all subframes in a radio frame.

Preferably, the physical downlink control channel in this embodiment can be set in the first subframe of each transmission period, for example, as shown in Figure 2, where the first subframe 21 is used to carry the physical downlink control channel downlink control channel.

The processing unit 1302 is specifically configured to acquire common resource indication information from the physical downlink control channel; acquire resource indication information for the user terminal from the physical downlink control channel. The sequence of the above two operations is not limited.

Preferably, the common resource indication information may include one of the following information: the transmission directions of the M data subframes in the first transmission period are all uplink; the transmission directions of the M data subframes in the first transmission period The directions are all downlink; the transmission directions of the M data subframes in the first transmission period include uplink and downlink.

Wherein, the common resource indication information may be 2-bit indication information; the 2-bit indication information may be set through a first preset rule,

For example, it can be set to "00" to indicate that the transmission directions of the M data subframes in the first transmission period are all uplink;

"11" indicates that the transmission directions of the M data subframes in the first transmission cycle are all downlink;

"01" The transmission directions of the M data subframes in the first transmission cycle include uplink and downlink.

It can be understood that the above only gives an example of the indication information corresponding to each 2 bits, and in fact, it can be flexibly set according to requirements.

Further, the processing unit 1302 is specifically configured for the user terminal to analyze the resource indication information for the user terminal by using the identification information to obtain the resource indication sub-information and the resource location indication sub-information. Specifically, the user terminal uses its own C-RNTI to analyze the physical downlink control channel, decode its own uplink and downlink resource indication information and uplink and downlink resource location indication information, and find its own uplink and downlink resources.

The length of the resource indication sub-information in this embodiment can be used to indicate the number of uplink/downlink resources occupied by the user terminal in the M data subframes in the first transmission period; for example, including user C-RNTI scrambling Uplink resource location indication information, 3 bits; downlink resource location indication information including user C-RNTI scrambling, 3 bits.

In this embodiment, the resource position indication sub-information may be 3 bits, and is used to indicate the start position of the uplink/downlink resource occupied by the user terminal in the M data subframes in the first transmission period.

Preferably, the data transmitted in the data subframe in this embodiment may be pure uplink or pure downlink data, and may also be transmitted with or without demodulated RS signals. The location of the data subframe may be at 23 as shown in FIG. 2 .

Preferably, the processing unit 1302 is specifically configured to determine an uplink control channel in a control subframe in the first transmission period. Wherein, the uplink control channel may at least include information such as A/N, CQI, SRS, and RS for demodulation. The uplink control channel may be located in the control subframe 22 .

The frame structure provided in this embodiment will be described below in conjunction with FIG. 5. FIG. 5 shows a plurality of subframes in a radio station. The physical downlink control channel is carried in the first subframe 51, and can be carried in the last subframe 52. Bearing the uplink control channel; except for the first subframe and the last subframe above, they are all data subframes, and uplink data or downlink data can be transmitted in the data subframes.

It can be seen that by adopting the above scheme, the transmission direction of each data subframe and the corresponding user terminal can be determined in the transmission cycle, and the resource indication information is generated by using the determined information, and the resource indication information is carried in the physical downlink control channel and sent to The user terminal enables the user terminal to access resources of the corresponding data subframe according to the received resource indication information. In this way, the purpose of separating the data field and the control field in the wireless frame and flexibly configuring the data subframe is achieved; the flexible configuration of the data subframe can further meet the resource requirements of different services.

Embodiment five,

An embodiment of the present invention provides a frame structure configuration system, as shown in Figure 14, including:

The base station 1401 is configured to determine the transmission direction of M data subframes in the first transmission period and the corresponding user terminal; where M is a positive integer greater than or equal to 1; generate resource indication information, wherein the resource indication information is used for Indicating the data transmission direction in the M data subframes and the corresponding user terminal; mapping the resource indication information to the physical downlink control channel in the control subframe of the first transmission period; through the physical downlink control The channel sends the resource indication information to the user terminal;

The user terminal 1402 is configured to detect the physical downlink control channel carried in the control subframe in the first transmission period; obtain resource indication information from the physical downlink control channel; use the resource indication information in the corresponding data subframe frame for data transmission.

It can be seen that by adopting the above scheme, the transmission direction of each data subframe and the corresponding user terminal can be determined in the transmission cycle, and the resource indication information is generated by using the determined information, and the resource indication information is carried in the physical downlink control channel and sent to The user terminal enables the user terminal to access resources of the corresponding data subframe according to the received resource indication information. In this way, the purpose of separating the data field and the control field in the wireless frame and flexibly configuring the data subframe is achieved; the flexible configuration of the data subframe can further meet the resource requirements of different services.

If the integrated modules described in the embodiments of the present invention are realized in the form of software function modules and sold or used as independent products, they can also be stored in a computer-readable storage medium. Based on this understanding, the technical solutions of the embodiments of the present invention can be embodied in the form of software products in essence or the part that contributes to the prior art. The computer software products are stored in a storage medium and include several instructions for Make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the methods described in various embodiments of the present invention. The aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disk or optical disk and other media that can store program codes. . Thus, embodiments of the invention are not limited to any specific combination of hardware and software.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention.

Claims (17)

1. a frame structure configuration method, is applied to base station, it is characterised in that described method includes:

Determine transmission direction and the user terminal of correspondence of M data burst in the first transmission cycle；Its In, M is the positive integer more than or equal to 1；

Generating resource indication information, wherein, described resource indication information is used for indicating described M data burst In data transfer direction and the user terminal of correspondence；

Described resource indication information is mapped to the physical down control in the control subframe of described first transmission cycle Channel processed；

By described Physical Downlink Control Channel, described resource indication information is sent to user terminal, so that Described user terminal utilizes described resource indication information to carry out data transmission at corresponding data burst.

Method the most according to claim 1, it is characterised in that described generation resource indication information, bag Include:

Generate public resource instruction information；Wherein, described public resource instruction information is for being sent to described base station The information of at least one user terminal of management；

Generate the resource indication information for user terminal.

Method the most according to claim 2, it is characterised in that described generation public resource instruction information, Including:

Using one of following information as described public resource instruction information:

In described first transmission cycle, the transmission direction of M data burst is up；

In described first transmission cycle, the transmission direction of M data burst is descending；

In described first transmission cycle, the transmission direction of M data burst includes up and descending；

The position indication information of the protection time slot in M data burst in described first transmission cycle.

Method the most according to claim 2, it is characterised in that described generation is for the money of user terminal Source instruction information, including:

Generate the resource for described user terminal and indicate sub-information；

Generate the resource location for described user terminal and indicate sub-information；

The identification information of described user terminal, described resource is utilized to indicate sub-information and described resource location Sub-information is indicated to generate the described resource indication information for user terminal.

5. a frame structure configuration method, is applied to user terminal, it is characterised in that described method includes:

The Physical Downlink Control Channel of carrying in the control subframe in the first transmission cycle detected；

Resource indication information is got from described Physical Downlink Control Channel；Wherein, described resource instruction letter Breath is for indicating the data transfer direction in described M data burst and the user terminal of correspondence, and M is big In the positive integer equal to 1；

Described resource indication information is utilized to carry out data transmission on corresponding data burst.

Method the most according to claim 5, it is characterised in that described from described physical down control letter Road gets resource indication information, including:

Public resource instruction information is got from described Physical Downlink Control Channel；Wherein, described public money Source instruction information is the information of at least one user terminal being sent to described BTS management；

The resource indication information for user terminal is got from described Physical Downlink Control Channel.

Method the most according to claim 6, it is characterised in that described from described physical down control letter Road gets public resource instruction information, including:

Resolve from described Physical Downlink Control Channel and obtain public resource instruction information；

Wherein, described public resource instruction information is one of following information:

In described first transmission cycle, the transmission direction of M data burst is up；

In described first transmission cycle, the transmission direction of M data burst is descending；

In described first transmission cycle, the transmission direction of M data burst includes up and descending；

The position indication information of the protection time slot in M data burst in described first transmission cycle.

Method the most according to claim 7, it is characterised in that described from described physical down control letter Road gets the resource indication information for user terminal, including:

Described user terminal utilizes identification information to solve the described resource indication information for user terminal Analysis, obtains resource and indicates sub-information and described resource location to indicate sub-information.

9. a base station, it is characterised in that described base station includes:

Dispensing unit, transmits direction and correspondence for determine M data burst in the first transmission cycle User terminal；Wherein, M is the positive integer more than or equal to 1；Generate resource indication information, wherein, described Resource indication information is for indicating the data transfer direction in described M data burst and the user of correspondence Terminal；

First communication unit, for mapping to the control of described first transmission cycle by described resource indication information Physical Downlink Control Channel in subframe；By described Physical Downlink Control Channel by described resource indication information Send to user terminal.

Base station the most according to claim 9, it is characterised in that described dispensing unit, specifically for Generate public resource instruction information；Generate the resource indication information for user terminal；

Wherein, described public resource instruction information is to be sent at least one user terminal of described BTS management Information.

11. base stations according to claim 10, it is characterised in that described dispensing unit, specifically for Using one of following information as described public resource instruction information:

In described first transmission cycle, the transmission direction of M data burst is up；

In described first transmission cycle, the transmission direction of M data burst is descending；

In described first transmission cycle, the transmission direction of M data burst includes up and descending；

The position indication information of the protection time slot in M data burst in described first transmission cycle.

12. base stations according to claim 10, it is characterised in that described dispensing unit, specifically for Generate the resource for described user terminal and indicate sub-information；Generate the resource location for described user terminal Indicate sub-information；The identification information of described user terminal, described resource is utilized to indicate sub-information and described Resource location indicates sub-information to generate the described resource indication information for user terminal.

13. 1 kinds of user terminals, it is characterised in that described user terminal includes:

Second communication unit, for detecting the physical down of carrying in the control subframe in the first transmission cycle Control channel；

Processing unit, for getting resource indication information from described Physical Downlink Control Channel；Wherein, Described resource indication information is for indicating the data transfer direction in described M data burst and correspondence User terminal, M is the positive integer more than or equal to 1；Utilize described resource indication information at corresponding data Frame carries out data transmission.

14. user terminals according to claim 13, it is characterised in that described processing unit, specifically For getting public resource instruction information from described Physical Downlink Control Channel；From described physical down control Channel processed gets the resource indication information for user terminal；

Wherein, described public resource instruction information is to be sent at least one user terminal of described BTS management Information.

15. user terminals according to claim 14, it is characterised in that described processing unit, specifically Public resource instruction information is obtained for resolving from described Physical Downlink Control Channel；

Wherein, described public resource instruction information is one of following information:

In described first transmission cycle, the transmission direction of M data burst is up；

In described first transmission cycle, the transmission direction of M data burst is descending；

In described first transmission cycle, the transmission direction of M data burst includes up and descending；

The position indication information of the protection time slot in M data burst in described first transmission cycle.

16. user terminals according to claim 14, it is characterised in that described processing unit, specifically Utilize identification information that the described resource indication information for user terminal is solved for described user terminal Analysis, obtains resource and indicates sub-information and described resource location to indicate sub-information.

17. 1 kinds of frame structure configuration systems, it is characterised in that described system includes:

Base station, for determining transmission direction and the user of correspondence of M data burst in the first transmission cycle Terminal；Wherein, M is the positive integer more than or equal to 1；Generate resource indication information, wherein, described resource Instruction information is for indicating the data transfer direction in described M data burst and the user terminal of correspondence； Described resource indication information is mapped to the physical down in the control subframe of described first transmission cycle and controls letter Road；By described Physical Downlink Control Channel, described resource indication information is sent to user terminal；

User terminal, for detecting that in the control subframe in the first transmission cycle, the physical down of carrying controls Channel；Resource indication information is got from described Physical Downlink Control Channel；Utilize described resource instruction letter Cease and carry out data transmission at corresponding data burst.