WO2017028337A1 - 一种传输块类型信令指示方法及系统 - Google Patents
一种传输块类型信令指示方法及系统 Download PDFInfo
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- WO2017028337A1 WO2017028337A1 PCT/CN2015/088487 CN2015088487W WO2017028337A1 WO 2017028337 A1 WO2017028337 A1 WO 2017028337A1 CN 2015088487 W CN2015088487 W CN 2015088487W WO 2017028337 A1 WO2017028337 A1 WO 2017028337A1
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- transport block
- subframe
- user equipment
- block type
- type
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
Definitions
- the present invention relates to the field of communications, and in particular, to a transport block type signaling indication method and system.
- LTE Long Term Evolution
- LAA LTE Assisted Access
- the LTE network has good orthogonality to ensure the interference level. Therefore, the uplink and downlink transmissions of the base station and the user equipment do not need to consider whether other base stations or user equipments are transmitting nearby. If LTE is used in an unlicensed band, it does not consider whether other devices are using unlicensed bands, which will cause great interference to the WiFi device. Because the LTE technology transmits the user equipment as long as there is a service, there is no monitoring rule, and the WiFi device cannot transmit when the LTE has a service transmission. Only when the LTE service transmission is completed, the channel idle state can be detected and transmitted. .
- LTE uses unlicensed bands to ensure that the LAA can coexist with existing access technologies (such as WiFi) on a fair and friendly basis.
- existing access technologies such as WiFi
- the industry plans to add a Listen Before Talk (LBT) mechanism in LTE. In this way, if LTE detects that the channel is busy on the unlicensed spectrum, it cannot occupy the frequency band if it detects It can be occupied until the channel is free.
- LBT Listen Before Talk
- the inventors have found through research that in the actual application, when the channel of the unlicensed spectrum is idle, it is unpredictable, and the LBT mechanism in the existing LTE will immediately send the downlink data once the channel is detected to be idle.
- the base station sends signaling or data to the user equipment in a sub-frame as a unit of time.
- a subframe is composed of a plurality of symbols.
- a symbol is a unit of time with a smaller granularity.
- the base station immediately transmits downlink data.
- the downlink data is transmitted in units of transport blocks (TB), and the start position of the transport block may be at any symbol in the subframe.
- the user equipment After receiving the downlink data, the user equipment cannot know the corresponding relationship between the transport block and the subframe, and therefore cannot know the starting position of the transport block. Therefore, the user equipment can only decode each symbol in a pair of subframes during decoding. A check is made to determine the starting position of the transport block, which in turn results in inefficient data transmission.
- An object of the present invention is to provide a method and system for indicating a type of a transport block type signaling, which can notify a user equipment of a correspondence between a transport block and a subframe, thereby improving decoding efficiency of the user equipment, thereby improving data transmission efficiency.
- the present invention provides the following solutions:
- a transport block type signaling indication method includes:
- the radio resource control signaling that includes the transport block type description information to the user equipment, where the radio resource control signaling includes description information of all types of transport block types of the transport block sent by the base station to the user equipment;
- the transport block type description information is used to indicate occupation information of the transport block for a subframe; each of the transport block type description information has a unique corresponding transport block type identifier;
- the base station sends downlink control information including the transport block type identifier to the user equipment.
- the determining, by the base station, the transport block type identifier corresponding to the transport block that needs to be sent to the user equipment specifically:
- the base station For each of the transport blocks, the base station separately sends downlink control information including the transport block type identifier to the user equipment.
- the determining, by the base station, the transport block type identifier corresponding to the transport block that needs to be sent to the user equipment specifically:
- the sending, by the base station, downlink control information that includes the transport block type identifier to the user equipment specifically:
- the first transport block type identifier indicates that the transport block occupies a part of symbols in one subframe
- the base station sends a downlink control that includes the second transport block type identifier to the user equipment. information;
- the second transport block type identifier indicates that the transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- the base station sends downlink control information including a third transport block type identifier to the user equipment;
- the third transport block type identifier indicates that the transport block occupies a partial symbol in one subframe and a partial symbol in another subframe adjacent to the subframe;
- the base station sends downlink control information including a fourth transport block type identifier to the user equipment;
- the fourth transport block type identifier indicates that the transport block occupies all symbols in one subframe.
- the sending, by the base station, downlink control information that includes the transport block type identifier to the user equipment specifically:
- the first transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and the last transport block occupies part of the symbols in the end subframe, the first transport block and the The transport block between the last transport block is an intermediate transport block, and the subframe between the start subframe and the end subframe is an intermediate subframe; one intermediate transport block occupies one of the intermediate subframes All symbols;
- the base station sends downlink control information including the second transport block type identifier to the user equipment;
- the second transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbol in the start subframe and all symbols in the next subframe of the start subframe, and the last transport block occupies the end a partial symbol in a subframe, a transport block between the first transport block and the last transport block is an intermediate transport block, and a subframe between the next subframe and the end subframe is a middle sub-frame a frame; one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes;
- the base station sends downlink control information including a third transport block type identifier to the user equipment;
- the third transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and the last transport block occupies part of the symbols in the end subframe and the previous one of the end subframes All the symbols of the subframe, the transport block between the first transport block and the last transport block is an intermediate transport block, and the subframe between the start subframe and the previous subframe is a middle sub-frame a frame; one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes;
- the base station sends downlink control information including a fourth transport block type identifier to the user equipment;
- the fourth transport block type identifier indicates that each transport block in the current channel occupation time occupies part of symbols in two adjacent subframes, and each transport block occupies the same number of symbols except the last transport block;
- the base station sends downlink control information including the fifth transport block type identifier to the user equipment;
- the fifth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbol in the start subframe and all symbols in the next subframe of the start subframe, and the last transport block occupies the end a partial symbol in a subframe and all symbols of a previous subframe of the end subframe, a transport block between the first transport block and the last transport block is an intermediate transport block, and the next subframe
- the subframe between the previous subframe is an intermediate subframe; one of the intermediate transport blocks occupies all symbols of the intermediate subframe;
- the base station sends downlink control information including a sixth transport block type identifier to the user equipment;
- the sixth transport block type identifier indicates that a last transport block in the current channel occupation time occupies a part of the symbols in the end subframe, and each of the other transport blocks occupies all the symbols of one subframe respectively;
- the base station sends downlink control including the seventh transport block type identifier to the user equipment. information;
- the seventh transport block type identifier indicates a partial symbol in the end subframe of the last transport block occupied by the current channel occupation time and all symbols of the previous subframe of the end subframe, and each of the other transport blocks respectively occupy All symbols of a sub-frame;
- the base station sends downlink control information including an eighth transport block type identifier to the user equipment;
- the eighth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and each of the other transport blocks respectively occupy all symbols of one subframe;
- the base station sends downlink control information including the ninth transport block type identifier to the user equipment;
- the ninth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe and all symbols of the next subframe of the start subframe, and each of the other transport blocks Each symbol of one sub-frame is occupied.
- the sending, by the base station, downlink control information that includes the transport block type identifier to the user equipment specifically:
- the first transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a first type transport block and a second type transport block; the first type transport block occupies a partial symbol in one subframe; The second type of transport block occupies all symbols in one subframe;
- the base station sends downlink control information including the second transport block type identifier to the user equipment;
- the second transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a third type transport block, the first type transport block, and the second type transport block;
- the third type of transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- the base station sends downlink control information including a third transport block type identifier to the user equipment;
- the third transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a fourth type transport block and the first type transport block;
- the fourth type of transport block occupies part of symbols in two adjacent subframes.
- a transport block type signaling indication method includes:
- the base station Determining, by the base station, a transport block type corresponding to the transport block that needs to be sent to the user equipment in a specific duration; the specific duration is greater than or equal to a channel occupation duration;
- Radio resource control signaling that includes transport block type description information to the user equipment, where the radio resource control signaling includes description information of a transport block type of a transport block sent by the base station to the user equipment;
- the transport block type description information is used to indicate occupancy information of the transport block for a subframe.
- the base station sends the radio resource control signaling that includes the transport block type description information to the user equipment, specifically:
- Radio resource control signaling that includes first transport block type description information to the user equipment
- the first transport block type description information indicates that the type of the transport block in the current channel occupation time includes a first type transport block and a second type transport block; the first type transport block occupies a part of symbols in one subframe; The second type of transport block occupies all symbols in one subframe;
- the base station sends, to the user equipment, radio resource control signaling that includes second transport block type description information
- the second transport block type description information indicates that the type of the transport block in the current channel occupation time includes a third type transport block, the first type transport block, and the second type transport block;
- the third type of transport block occupies a partial symbol in one subframe and adjacent to the subframe All symbols in another sub-frame;
- the base station sends, to the user equipment, radio resource control signaling that includes third transport block type description information
- the third transport block type description information indicates that the type of the transport block in the current channel occupation time includes a fourth type transport block and the first type transport block;
- the fourth type of transport block occupies part of symbols in two adjacent subframes.
- a transport block type signaling indication system includes:
- a radio resource control signaling sending unit configured to send, to the user equipment, radio resource control signaling including transport block type description information, where the radio resource control signaling includes all types of transport blocks sent by the base station to the user equipment Descriptive information of a transport block type; the transport block type description information is used to indicate occupancy information of the transport block for a subframe; each of the transport block type description information has a unique corresponding transport block type identifier;
- a transport block type identifier determining unit configured to determine a transport block type identifier corresponding to the transport block that needs to be sent to the user equipment
- a downlink control information sending unit configured to send, to the user equipment, downlink control information that includes the transport block type identifier.
- the transport block type identifier determining unit specifically includes:
- a first determining subunit configured to determine a transport block type identifier corresponding to each of the transport blocks that needs to be sent to the user equipment
- the downlink control information sending unit specifically includes:
- a first downlink control information sending subunit configured to send downlink control information including the transport block type identifier to the user equipment, respectively, for each of the transport blocks.
- the transport block type identifier determining unit specifically includes:
- a second determining subunit configured to determine that all of the transport blocks that need to be sent to the user equipment in the current channel occupation time are the corresponding transport block type identifiers; the all of the transport blocks as a whole correspond to one Transport block type identifier;
- the downlink control information sending unit specifically includes:
- a second downlink control information sending subunit configured to send, to the user equipment, downlink control information that includes the transport block type identifier during the current channel occupation time.
- the first downlink control information sending subunit specifically includes:
- a first sending subunit configured to send, to the user equipment, downlink control information that includes a first transport block type identifier
- the first transport block type identifier indicates that the transport block occupies a part of symbols in one subframe
- a second sending subunit configured to send, to the user equipment, downlink control information that includes a second transport block type identifier
- the second transport block type identifier indicates that the transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- a third sending subunit configured to send, to the user equipment, downlink control information that includes a third transport block type identifier
- the third transport block type identifier indicates that the transport block occupies a partial symbol in one subframe and a partial symbol in another subframe adjacent to the subframe;
- a fourth sending subunit configured to send, to the user equipment, downlink control information that includes a fourth transport block type identifier
- the fourth transport block type identifier indicates that the transport block occupies all symbols in one subframe.
- the second downlink control information sending subunit includes:
- a first sending subunit configured to send, to the user equipment, downlink control information that includes a first transport block type identifier
- the first transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and the last transport block occupies part of the symbols in the end subframe, the first transport block and the The transport block between the last transport block is an intermediate transport block, and the subframe between the start subframe and the end subframe is an intermediate subframe; one intermediate transport block occupies one of the intermediate subframes All symbols;
- a second sending subunit configured to send, to the user equipment, downlink control information that includes a second transport block type identifier
- the second transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbol in the start subframe and all symbols in the next subframe of the start subframe, and the last transport block occupies the end a partial symbol in a subframe, a transport block between the first transport block and the last transport block is an intermediate transport block, and a subframe between the next subframe and the end subframe is a middle sub-frame a frame; one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes;
- a third sending subunit configured to send, to the user equipment, downlink control information that includes a third transport block type identifier
- the third transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and the last transport block occupies part of the symbols in the end subframe and the previous one of the end subframes All the symbols of the subframe, the transport block between the first transport block and the last transport block is an intermediate transport block, and the subframe between the start subframe and the previous subframe is a middle sub-frame a frame; one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes;
- a fourth sending subunit configured to send, by the base station, downlink control information that includes a fourth transport block type identifier to the user equipment;
- the fourth transport block type identifier indicates that each transport block in the current channel occupation time occupies part of symbols in two adjacent subframes, and each transport block occupies the same number of symbols except the last transport block;
- a fifth sending subunit configured to send, to the user equipment, downlink control information that includes a fifth transport block type identifier
- the fifth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbol in the start subframe and all symbols in the next subframe of the start subframe, and the last transport block occupies the end a partial symbol in a subframe and all symbols of a previous subframe of the end subframe, a transport block between the first transport block and the last transport block is an intermediate transport block, and the next subframe
- the subframe between the previous subframe is an intermediate subframe; one of the intermediate transport blocks occupies all symbols of the intermediate subframe;
- a sixth sending subunit configured to send, to the user equipment, downlink control information that includes a sixth transport block type identifier
- the sixth transport block type identifier indicates that a last transport block in the current channel occupation time occupies a part of the symbols in the end subframe, and each of the other transport blocks occupies all the symbols of one subframe respectively;
- a seventh sending subunit configured to send, to the user equipment, downlink control information that includes a seventh transport block type identifier
- the seventh transport block type identifier indicates a partial symbol in the end subframe of the last transport block occupied by the current channel occupation time and all symbols of the previous subframe of the end subframe, and each of the other transport blocks respectively occupy All symbols of a sub-frame;
- An eighth sending subunit configured to send, to the user equipment, downlink control information that includes an eighth transport block type identifier
- the eighth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and each of the other transport blocks respectively occupy all symbols of one subframe;
- a ninth sending subunit configured to send downlink control information including a ninth transport block type identifier to the user equipment
- the ninth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe and all symbols of the next subframe of the start subframe, and each of the other transport blocks Each symbol of one sub-frame is occupied.
- the second downlink control information sending subunit includes:
- a first sending subunit configured to send, to the user equipment, downlink control information that includes a first transport block type identifier
- the first transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a first type transport block and a second type transport block; the first type transport block occupies a partial symbol in one subframe; The second type of transport block occupies all symbols in one subframe;
- a second sending subunit configured to send, to the user equipment, downlink control information that includes a second transport block type identifier
- the second transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a third type transport block, the first type transport block, and the second type transport block;
- the third type of transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- a third sending subunit configured to send, to the user equipment, downlink control information that includes a third transport block type identifier
- the third transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a fourth type transport block and the first type transport block;
- the fourth type of transport block occupies part of symbols in two adjacent subframes.
- a transport block type signaling indication system includes:
- a transport block type determining unit configured to determine a transport block type corresponding to a transport block that needs to be sent to the user equipment in a specific duration; the specific duration is greater than or equal to a channel occupation duration;
- a radio resource control signaling sending unit configured to send, to the user equipment, radio resource control signaling that includes transport block type description information, where the radio resource control signaling includes a transport block that is sent by the base station to the user equipment Transmitting block type description information; the transport block type description information is used to indicate occupancy information of the transport block for a subframe.
- the RRC signaling sending unit specifically includes:
- a first sending subunit configured to send, to the user equipment, radio resource control signaling that includes first transport block type description information
- the first transport block type description information indicates that the type of the transport block in the current channel occupation time includes a first type transport block and a second type transport block; the first type transport block occupies a part of symbols in one subframe; The second type of transport block occupies all symbols in one subframe;
- a second sending subunit configured to send, to the user equipment, radio resource control signaling that includes second transport block type description information
- the second transport block type description information indicates that the type of the transport block in the current channel occupation time includes a third type transport block, the first type transport block, and the second type transport block;
- the third type of transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- a third sending subunit configured to send, to the user equipment, radio resource control signaling that includes third transport block type description information
- the third transport block type description information indicates that the type of the transport block in the current channel occupation time includes a fourth type transport block and the first type transport block;
- the fourth type of transport block occupies part of symbols in two adjacent subframes.
- the present invention discloses the following technical effects:
- the base station sends, to the user equipment, radio resource control signaling including transport block type description information, where the radio resource control signaling includes the base station to the user Descriptive information of a transport type of all kinds of transport blocks transmitted by the device; the transport block type description information is used to indicate occupation information of the transport block for a subframe; each of the transport block type description information has a unique correspondence a transport block type identifier; the base station determines a transport block type identifier corresponding to the transport block that needs to be sent to the user equipment; the base station sends downlink control information including the transport block type identifier to the user equipment; Transport blocks and sub-frames The corresponding relationship between the user devices is notified, thereby improving the decoding efficiency of the user equipment, thereby improving data transmission efficiency.
- Embodiment 1 is a flowchart of Embodiment 1 of a transport block type signaling indication method according to the present invention
- Embodiment 2 is a flowchart of Embodiment 2 of a transport block type signaling indication method according to the present invention
- Embodiment 3 is a flowchart of Embodiment 3 of a method for indicating a signaling block type signaling according to the present invention
- Embodiment 4 is a flowchart of Embodiment 4 of a transport block type signaling indication method according to the present invention.
- Embodiment 1 is a structural diagram of Embodiment 1 of a transport block type signaling indication data transmission system according to the present invention.
- FIG. 6 is a structural diagram of Embodiment 2 of a transport block type signaling indication data transmission system according to the present invention.
- FIG. 1 is a flowchart of Embodiment 1 of a transport block type signaling indication method according to the present invention. As shown in FIG. 1, the method can include:
- Step 101 The base station sends a radio resource control signaling (RRC) including the transport block type description information to the user equipment, where the radio resource control signaling includes all the transport blocks sent by the base station to the user equipment.
- RRC radio resource control signaling
- Description information of the type of transport block is used to indicate occupation information of the transport block for a subframe; each of the transport block type description information has a unique corresponding transport block type identifier;
- the user equipment may be a device having a radio frequency transceiver module.
- it can be a mobile phone, a tablet, a laptop, and the like.
- Step 102 The base station determines a transport block type identifier corresponding to the transport block that needs to be sent to the user equipment.
- Step 103 The base station sends Downlink Control Information (DCI) including the transport block type identifier to the user equipment.
- DCI Downlink Control Information
- the user equipment can learn various transport block types, and/or attribute information of the transport block type combination, and can learn various transport block types. And the transport block type identifier corresponding to the transport block type combination. Thereafter, the user equipment can learn the current received transport block type according to the received downlink control information that includes the transport block type identifier, and can also determine the occupation information of the transport block for the subframe (for example, occupy one A partial symbol of a subframe or a complete subframe), thereby improving the decoding efficiency of the user equipment, thereby improving data transmission efficiency.
- the base station sends the radio resource control signaling including the transport block type description information to the user equipment, where the radio resource control signaling includes the transport block sent by the base station to the user equipment.
- Description information of all kinds of transport block types the transport block type description information is used to indicate occupation information of the transport block for a subframe; each of the transport block type description information has a unique corresponding transport block type identifier; Determining, by the base station, a transport block type identifier corresponding to the transport block that needs to be sent to the user equipment; the base station sending, to the user equipment, downlink control information that includes the transport block type identifier;
- the correspondence between the frames informs the user equipment, thereby improving the decoding efficiency of the user equipment, thereby improving the data transmission efficiency.
- Embodiment 2 is a flowchart of Embodiment 2 of a transport block type signaling indication method according to the present invention. As shown in FIG. 2, the method may include:
- Step 201 The base station sends a radio resource control including the transport block type description information to the user equipment. Signaling
- the transport block type description information may include the following types:
- a third transport block type corresponding to the third transport block type identifier where the transport block of the third transport block type occupies a partial symbol in one subframe and a partial symbol in another subframe adjacent to the subframe;
- the fourth transport block type corresponds to the fourth transport block type identifier, and the transport block of the fourth transport block type occupies all symbols in one subframe.
- Step 202 The base station determines a transport block type identifier corresponding to each of the transport blocks that needs to be sent to the user equipment.
- the base station may determine, according to the type of the transport block, a transport block type identifier corresponding to the transport block.
- Step 203 For each of the transport blocks, the base station sends downlink control information including the transport block type identifier to the user equipment.
- the base station may add the transport block type identifier to two bits of the DCI signaling of each transport block.
- the first transport block type identifier may be represented by 00
- the second transport block type may be represented by 01.
- the identifier is 10, indicating the third transport block type identifier
- 11 is the fourth transport block type identifier.
- the correspondence between the transport block type identifier and the actual type of the transport block may have other settings.
- the representation method of the transport block type identifier may also have other setting forms. However, no matter how you set it up, as long as the classification of the transport block type is The same or other embodiments of the present application are the same as the scope of protection of this patent.
- the radio resource control signaling including the transport block type description information may be sent to the user equipment in advance, and each transport block needs to send a corresponding transport block type in the process of transmitting the transport block. ID downlink control information.
- FIG. 3 is a flowchart of Embodiment 3 of a method for indicating a transport block type signaling according to the present invention. As shown in FIG. 3, the method may include:
- Step 301 The base station sends, to the user equipment, radio resource control signaling including transport block type description information.
- each piece of information of the transport block type description information describes a combination of all transport blocks that need to be sent to the user equipment in a channel occupation time as a whole corresponding transport block type.
- the first transport block of the first transport block type combination occupies a partial symbol in the start subframe, and the last transport block occupies a partial symbol in the end subframe
- the transport block between the first transport block and the last transport block is an intermediate transport block, and the subframe between the start subframe and the end subframe is an intermediate subframe;
- the transport block occupies all of the symbols of the intermediate subframe.
- a second transport block type combination corresponding to the second transport block type identifier, where the first transport block of the second transport block type combination occupies a partial symbol in the start subframe and a next subframe of the start subframe All symbols, the last transport block occupies a partial symbol in the end subframe, the transport block between the first transport block and the last transport block is an intermediate transport block, and the next subframe and the end subframe
- the subframes between frames are intermediate subframes; one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes.
- a third transport block type combination corresponding to the third transport block type identifier, where the first transport block of the third transport block type combination occupies part of the symbols in the start subframe, and the last transport block occupies the end subframe a partial symbol and all symbols of a previous subframe of the end subframe, a transport block between the first transport block and the last transport block is an intermediate transport block, the start subframe and the The subframe between the previous subframes is an intermediate subframe; one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes.
- each transport block of the fourth transport block type combination occupies a part of symbols in two adjacent subframes, except for the last transport block, each The number of symbols occupied by the transport block is equal.
- the number of symbols occupied by each transport block in the fourth transport block type combination may be 14. This can be the same length as a sub-frame in an existing specification.
- One subframe in the existing specification includes 14 symbols with a duration of 1 millisecond. Each symbol has the same duration.
- a fifth transport block type combination corresponding to the fifth transport block type identifier, where the first transport block of the fifth transport block type combination occupies a partial symbol in the start subframe and a next subframe of the start subframe All symbols, the last transport block occupies part of the symbol in the end subframe and all symbols of the previous subframe of the end subframe, and the transport block between the first transport block and the last transport block is the middle a transport block, the subframe between the next subframe and the previous subframe is an intermediate subframe; and one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes.
- a sixth transport block type combination corresponding to the sixth transport block type identifier, wherein the last transport block of the sixth transport block type combination occupies part of the symbols in the end subframe, and each of the other transport blocks occupies all of the subframes symbol.
- a seventh transport block type combination corresponding to the seventh transport block type identifier, wherein the last transport block of the seventh transport block type combination occupies a partial symbol in the end subframe and all symbols of the previous subframe of the end subframe Each of the other transport blocks occupies all the symbols of one subframe, respectively.
- a ninth transport block type combination corresponding to a ninth transport block type identifier the ninth transport block type group
- the first transport block occupies part of the symbols in the starting subframe and all symbols of the next subframe of the starting subframe, and each of the other transport blocks occupies all symbols of one subframe.
- Step 302 The base station determines that all the transport blocks that need to be sent to the user equipment in the current channel occupation time are the transport block type identifiers corresponding to the whole; the all the transport blocks correspond to one transport block as a whole.
- Type identifier
- the base station may determine, according to the combination type of the transport block combination, a transport block type identifier corresponding to the transport block combination.
- Step 303 The base station sends, to the user equipment, downlink control information including the transport block type identifier in the current channel occupation time.
- the base station may add the transport block type identifier to four bits of DCI signaling of each transport block. For example, 0000 may be used to indicate a first transport block type identifier, and 0001 to represent a second transport block type. logo, and so on.
- the radio resource control signaling including the transport block type description information may be sent to the user equipment in advance, and in the process of transmitting the transport block, the base station only needs to send one transport block including the transport block in a channel occupation time.
- the downlink control information of the type identifier can be used.
- the transport block type description information may also be the following:
- the transport block type of the first transport block type combination comprising a first type transport block and a second type transport block; the first type transport block occupies one a partial symbol in a subframe; the second type of transport block occupies all symbols in one subframe.
- the transport block type of the second transport block type combination comprising a third type transport block, the first type transport block, and the second type transport block ;
- the third type of transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- the transport block type of the third transport block type combination includes a fourth type transport block and the first type transport block;
- the fourth type of transport block occupies part of symbols in two adjacent subframes. It should be noted that some of the two subframes occupied by the fourth type of transport block are also adjacent. For example, the second half of the previous sub-frame and the first half of the next sub-frame are occupied.
- the above-mentioned transport block type description information is relatively simple to divide the type combination of the transport block, and the load on the base station side is relatively small.
- the radio resource control signaling may be separately used to notify the user equipment about the occupation relationship between the transport block and the subframe. See the example below.
- FIG. 4 is a flowchart of Embodiment 4 of a transport block type signaling indication method according to the present invention. As shown in FIG. 4, the method may include:
- Step 401 The base station determines a transport block type corresponding to the transport block that needs to be sent to the user equipment in a specific duration; the specific duration is greater than or equal to a channel occupation duration;
- Step 402 The base station sends, to the user equipment, radio resource control signaling including transport block type description information, where the radio resource control signaling includes a transport block type of a transport block sent by the base station to the user equipment.
- Descriptive information the transport block type description information is used to indicate occupancy information of the transport block for a subframe.
- the transport block type description information describes a combination of all transport blocks sent to the user equipment in a specific duration as a whole corresponding transport block type.
- the base station sends the transport block type description information to the user equipment, all the transport blocks sent to the user equipment in a specific duration are combined according to the description of the transport block type description information. of.
- the transport block type description information may include the following types:
- the first transport block type combination corresponds to the first transport block type description information, and the type of the transport block combined by the first transport block type includes a first type transport block and a second type transport block; the first type transport block occupies a partial symbol in one subframe; the second type of transport block occupies a full one of the subframes Department symbol.
- the transport block type of the second transport block type combination includes a third type transport block, the first type transport block, and the second type of transport Piece;
- the third type of transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- the transport block type of the third transport block type combination includes a fourth type transport block and the first type transport block;
- the fourth type of transport block occupies part of symbols in two adjacent subframes. It should be noted that some of the two subframes occupied by the fourth type of transport block are also adjacent. For example, the second half of the previous sub-frame and the first half of the next sub-frame are occupied.
- the invention also discloses a transport block type signaling indication data transmission system.
- FIG. 5 is a structural diagram of Embodiment 1 of a transport block type signaling indication data transmission system according to the present invention. As shown in Figure 5, the system can include:
- a radio resource control signaling sending unit 501 configured to send, to the user equipment, radio resource control signaling including transport block type description information, where the radio resource control signaling includes all transport blocks sent by the base station to the user equipment Descriptive information of a type of transport block type; the transport block type description information is used to indicate occupation information of the transport block for a subframe; each of the transport block type description information has a unique corresponding transport block type identifier;
- a transport block type identifier determining unit 502 configured to determine a transport block type identifier corresponding to the transport block that needs to be sent to the user equipment;
- the downlink control information sending unit 503 is configured to send downlink control information including the transport block type identifier to the user equipment.
- the base station sends the radio resource including the transport block type description information to the user equipment by using the base station.
- each of the transport block type description information has a unique transport block type identifier; the base station determines a transport block type identifier corresponding to the transport block that needs to be sent to the user equipment;
- the base station sends the downlink control information that includes the transport block type identifier to the user equipment; the user equipment may be notified of the correspondence between the transport block and the subframe, thereby improving the decoding efficiency of the user equipment, thereby improving data transmission efficiency.
- the transport block type identifier determining unit 502 specifically includes:
- a first determining subunit configured to determine a transport block type identifier corresponding to each of the transport blocks that needs to be sent to the user equipment
- the downlink control information sending unit 503 specifically includes:
- a first downlink control information sending subunit configured to send downlink control information including the transport block type identifier to the user equipment, respectively, for each of the transport blocks.
- the transport block type identifier determining unit 502 specifically includes:
- a second determining subunit configured to determine that all of the transport blocks that need to be sent to the user equipment in the current channel occupation time are the corresponding transport block type identifiers; the all of the transport blocks as a whole correspond to one Transport block type identifier;
- the downlink control information sending unit 503 specifically includes:
- a second downlink control information sending subunit configured to send, to the user equipment, downlink control information that includes the transport block type identifier during the current channel occupation time.
- the first downlink control information sending subunit specifically includes:
- a first sending subunit configured to send, to the user equipment, downlink control information that includes a first transport block type identifier
- the first transport block type identifier indicates that the transport block occupies a part of symbols in one subframe
- a second sending subunit configured to send, to the user equipment, a second transport block type identifier Line control information
- the second transport block type identifier indicates that the transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- a third sending subunit configured to send, to the user equipment, downlink control information that includes a third transport block type identifier
- the third transport block type identifier indicates that the transport block occupies a partial symbol in one subframe and a partial symbol in another subframe adjacent to the subframe;
- a fourth sending subunit configured to send, to the user equipment, downlink control information that includes a fourth transport block type identifier
- the fourth transport block type identifier indicates that the transport block occupies all symbols in one subframe.
- the second downlink control information sending subunit specifically includes:
- a first sending subunit configured to send, to the user equipment, downlink control information that includes a first transport block type identifier
- the first transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and the last transport block occupies part of the symbols in the end subframe, the first transport block and the The transport block between the last transport block is an intermediate transport block, and the subframe between the start subframe and the end subframe is an intermediate subframe; one intermediate transport block occupies one of the intermediate subframes All symbols;
- a second sending subunit configured to send, to the user equipment, downlink control information that includes a second transport block type identifier
- the second transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbol in the start subframe and all symbols in the next subframe of the start subframe, and the last transport block occupies the end a partial symbol in a subframe, a transport block between the first transport block and the last transport block is an intermediate transport block, and a subframe between the next subframe and the end subframe is a middle sub-frame a frame; one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes;
- a third sending subunit configured to send, to the user equipment, downlink control information that includes a third transport block type identifier
- the third transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and the last transport block occupies part of the symbols in the end subframe and the previous one of the end subframes All the symbols of the subframe, the transport block between the first transport block and the last transport block is an intermediate transport block, and the subframe between the start subframe and the previous subframe is a middle sub-frame a frame; one of the intermediate transport blocks occupies all symbols of one of the intermediate subframes;
- a fourth sending subunit configured to send, by the base station, downlink control information that includes a fourth transport block type identifier to the user equipment;
- the fourth transport block type identifier indicates that each transport block in the current channel occupation time occupies part of symbols in two adjacent subframes, and each transport block occupies the same number of symbols except the last transport block;
- a fifth sending subunit configured to send, to the user equipment, downlink control information that includes a fifth transport block type identifier
- the fifth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbol in the start subframe and all symbols in the next subframe of the start subframe, and the last transport block occupies the end a partial symbol in a subframe and all symbols of a previous subframe of the end subframe, a transport block between the first transport block and the last transport block is an intermediate transport block, and the next subframe
- the subframe between the previous subframe is an intermediate subframe; one of the intermediate transport blocks occupies all symbols of the intermediate subframe;
- a sixth sending subunit configured to send, to the user equipment, downlink control information that includes a sixth transport block type identifier
- the sixth transport block type identifier indicates that a last transport block in the current channel occupation time occupies a part of the symbols in the end subframe, and each of the other transport blocks occupies all the symbols of one subframe respectively;
- a seventh sending subunit configured to send, to the user equipment, an identifier that includes a seventh transport block type identifier Line control information
- the seventh transport block type identifier indicates a partial symbol in the end subframe of the last transport block occupied by the current channel occupation time and all symbols of the previous subframe of the end subframe, and each of the other transport blocks respectively occupy All symbols of a sub-frame;
- An eighth sending subunit configured to send, to the user equipment, downlink control information that includes an eighth transport block type identifier
- the eighth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe, and each of the other transport blocks respectively occupy all symbols of one subframe;
- a ninth sending subunit configured to send downlink control information including a ninth transport block type identifier to the user equipment
- the ninth transport block type identifier indicates that the first transport block in the current channel occupation time occupies part of the symbols in the start subframe and all symbols of the next subframe of the start subframe, and each of the other transport blocks Each symbol of one sub-frame is occupied.
- the second downlink control information sending subunit specifically includes:
- a first sending subunit configured to send, to the user equipment, downlink control information that includes a first transport block type identifier
- the first transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a first type transport block and a second type transport block; the first type transport block occupies a partial symbol in one subframe; The second type of transport block occupies all symbols in one subframe;
- a second sending subunit configured to send, to the user equipment, downlink control information that includes a second transport block type identifier
- the second transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a third type transport block, the first type transport block, and the second type transport block;
- the third type of transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- a third sending subunit configured to send, to the user equipment, downlink control information that includes a third transport block type identifier
- the third transport block type identifier indicates that the type of the transport block in the current channel occupation time includes a fourth type transport block and the first type transport block;
- the fourth type of transport block occupies part of symbols in two adjacent subframes.
- FIG. 6 is a structural diagram of Embodiment 2 of a transport block type signaling indication data transmission system according to the present invention. As shown in Figure 6, the system can include:
- a transport block type determining unit 601 configured to determine a transport block type corresponding to a transport block that needs to be sent to the user equipment in a specific duration; the specific duration is greater than or equal to a channel occupation duration;
- a radio resource control signaling sending unit 602 configured to send, to the user equipment, radio resource control signaling that includes transport block type description information, where the radio resource control signaling includes a transport block that is sent by the base station to the user equipment Descriptive information of a transport block type; the transport block type description information is used to indicate occupancy information of the transport block for a subframe.
- the RRC signaling sending unit 602 specifically includes:
- a first sending subunit configured to send, to the user equipment, radio resource control signaling that includes first transport block type description information
- the first transport block type description information indicates that the type of the transport block in the current channel occupation time includes a first type transport block and a second type transport block; the first type transport block occupies a part of symbols in one subframe; The second type of transport block occupies all symbols in one subframe;
- a second sending subunit configured to send, to the user equipment, radio resource control signaling that includes second transport block type description information
- the second transport block type description information indicates that the type of the transport block in the current channel occupation time includes a third type transport block, the first type transport block, and the second type transport block;
- the third type of transport block occupies a partial symbol in one subframe and all symbols in another subframe adjacent to the subframe;
- a third sending subunit configured to send, to the user equipment, radio resource control signaling that includes third transport block type description information
- the third transport block type description information indicates that the type of the transport block in the current channel occupation time includes a fourth type transport block and the first type transport block;
- the fourth type of transport block occupies part of symbols in two adjacent subframes.
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Abstract
本发明公开一种传输块类型信令指示方法及系统。所述方法包括:基站向用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息。采用本发明的方法或系统,可以提高用户设备的解码效率,进而提高数据传输效率。
Description
本发明涉及通信领域,特别是涉及一种传输块类型信令指示方法及系统。
随着通信业务量的急剧增加,第三代合作伙伴项目(3rd Generation Partnership Project,3GPP)授权频谱显得越来越不足以提供更高的网络容量。
为了进一步提高频谱资源的利用,3GPP正讨论如何在授权频谱的帮助下使用未授权频谱,如2.4GHz和5GHz频段。这些未授权频谱目前主要是WiFi,蓝牙,雷达,医疗等系统在使用。一般来说,为已授权频段设计的接入技术,如长期演进(Long Term Evolution,LTE)技术不适合在未授权频段上使用。因为LTE这类接入技术对频谱效率和用户体验优化的要求非常高。然而,载波聚合功能让将LTE部署于非授权频段变为可能。3GPP提出了LTE辅助的接入技术(LTE Assisted Access,LAA)的概念,借助LTE授权频谱的帮助来使用未授权频谱。
而现有技术中,LTE网络中由于有很好的正交性保证了干扰水平,所以基站与用户设备的上下行传输不用考虑周围是否有其他基站或用户设备在进行传输。而如果LTE在非授权频段上使用时也不考虑周围是否有别的设备在使用非授权频段,那么将对WiFi设备带来极大的干扰。因为LTE技术中,用户设备只要有业务就进行传输,没有任何监听规则,而WiFi设备在LTE有业务传输时就没法传输,只能等到LTE业务传输完成,才能检测到信道空闲状态,进行传输。
所以LTE在使用非授权频段时,最主要的关键点之一是确保LAA能够在公平友好的基础上和现有的接入技术(比如WiFi)共存。为了与WiFi更好的共存,业内计划在LTE中增加一种先听后说(Listen Before Talk,LBT)机制。这样,LTE在非授权频谱上如果检测到信道忙,则不能占用该频段,如果检测
到信道闲,才能占用。
发明人经过研究发现,实际应用中,非授权频谱的信道何时空闲,是无法预知的,而现有的LTE中的LBT机制,一旦检测到信道空闲,会立即发送下行数据。而基站向用户设备发送信令或数据是以子帧(subframe)为时间单位的。一个子帧由多个符号(symbol)构成。符号是粒度更小的时间单位。如果按照上述方式,则基站一旦检测到信道空闲,就会立即发送下行数据。而下行数据是以传输块(Transport Block,TB)为单位进行传输,则传输块的起始位置可以在子帧中的任意一个符号处。
用户设备在接收到下行数据后,由于无法获知传输块与子帧之间的对应关系,因此也无法获知传输块的起始位置,所以用户设备在解码时只能逐一对子帧中的各个符号进行校验,以确定传输块的起始位置,进而导致数据传输效率低下。
发明内容
本发明的目的是提供一种传输块类型信令指示方法及系统,可以将传输块与子帧之间的对应关系告知用户设备,从而提高用户设备的解码效率,进而提高数据传输效率。
为实现上述目的,本发明提供了如下方案:
一种传输块类型信令指示方法,包括:
基站向用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;
所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型
标识;
所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息。
可选的,所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识,具体包括:
所述基站确定需要向所述用户设备发送的每一个所述传输块对应的传输块类型标识;
所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:
对于每一个所述传输块,所述基站分别向所述用户设备发送包含所述传输块类型标识的下行控制信息。
可选的,所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识,具体包括:
所述基站确定当前信道占用时间内需要向所述用户设备发送的全部所述传输块为整体对应的传输块类型标识;所述全部所述传输块为整体对应于一个所述传输块类型标识;
所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:
所述基站在所述当前信道占用时间内向所述用户设备发送一个包含所述传输块类型标识的下行控制信息。
可选的,所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:
所述基站向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示所述传输块占用一个子帧中的部分符号;
或者,所述基站向所述用户设备发送包含第二传输块类型标识的下行控制
信息;
所述第二传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
或者,所述基站向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的部分符号;
或者,所述基站向所述用户设备发送包含第四传输块类型标识的下行控制信息;
所述第四传输块类型标识表示所述传输块占用一个子帧中的全部符号。
可选的,所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:
所述基站向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
或者,所述基站向所述用户设备发送包含第二传输块类型标识的下行控制信息;
所述第二传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
或者,所述基站向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
或者,所述基站向所述用户设备发送包含第四传输块类型标识的下行控制信息;
所述第四传输块类型标识表示当前信道占用时间内的每个传输块均占用两个相邻子帧中的部分符号,除最后一个传输块以外,每个传输块占用的符号数相等;
或者,所述基站向所述用户设备发送包含第五传输块类型标识的下行控制信息;
所述第五传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
或者,所述基站向所述用户设备发送包含第六传输块类型标识的下行控制信息;
所述第六传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;
或者,所述基站向所述用户设备发送包含第七传输块类型标识的下行控制
信息;
所述第七传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号;
或者,所述基站向所述用户设备发送包含第八传输块类型标识的下行控制信息;
所述第八传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;
或者,所述基站向所述用户设备发送包含第九传输块类型标识的下行控制信息;
所述第九传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号。
可选的,所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:
所述基站向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;
或者,所述基站向所述用户设备发送包含第二传输块类型标识的下行控制信息;
所述第二传输块类型标识表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;
所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
或者,所述基站向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;
所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
一种传输块类型信令指示方法,包括:
基站确定特定时长内需要向用户设备发送的传输块对应的传输块类型;所述特定时长大于或等于一个信道占用时长;
所述基站向所述用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息。
可选的,所述基站向所述用户设备发送包含传输块类型描述信息的无线资源控制信令,具体包括:
所述基站向所述用户设备发送包含第一传输块类型描述信息的无线资源控制信令;
所述第一传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;
或者,所述基站向所述用户设备发送包含第二传输块类型描述信息的无线资源控制信令;
所述第二传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;
所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的
另一个子帧中的全部符号;
或者,所述基站向所述用户设备发送包含第三传输块类型描述信息的无线资源控制信令;
所述第三传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;
所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
一种传输块类型信令指示系统,包括:
无线资源控制信令发送单元,用于向用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;
传输块类型标识确定单元,用于确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;
下行控制信息发送单元,用于向所述用户设备发送包含所述传输块类型标识的下行控制信息。
可选的,所述传输块类型标识确定单元,具体包括:
第一确定子单元,用于确定需要向所述用户设备发送的每一个所述传输块对应的传输块类型标识;
所述下行控制信息发送单元,具体包括:
第一下行控制信息发送子单元,用于对于每一个所述传输块,所述基站分别向所述用户设备发送包含所述传输块类型标识的下行控制信息。
可选的,所述传输块类型标识确定单元,具体包括:
第二确定子单元,用于确定当前信道占用时间内需要向所述用户设备发送的全部所述传输块为整体对应的传输块类型标识;所述全部所述传输块为整体对应于一个所述传输块类型标识;
所述下行控制信息发送单元,具体包括:
第二下行控制信息发送子单元,用于在所述当前信道占用时间内向所述用户设备发送一个包含所述传输块类型标识的下行控制信息。
可选的,所述第一下行控制信息发送子单元,具体包括:
第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示所述传输块占用一个子帧中的部分符号;
第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下行控制信息;
所述第二传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的部分符号;
第四发送子单元,用于向所述用户设备发送包含第四传输块类型标识的下行控制信息;
所述第四传输块类型标识表示所述传输块占用一个子帧中的全部符号。
可选的,所述第二下行控制信息发送子单元,具体包括:
第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下行控制信息;
所述第二传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
第四发送子单元,用于所述基站向所述用户设备发送包含第四传输块类型标识的下行控制信息;
所述第四传输块类型标识表示当前信道占用时间内的每个传输块均占用两个相邻子帧中的部分符号,除最后一个传输块以外,每个传输块占用的符号数相等;
第五发送子单元,用于向所述用户设备发送包含第五传输块类型标识的下行控制信息;
所述第五传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
第六发送子单元,用于向所述用户设备发送包含第六传输块类型标识的下行控制信息;
所述第六传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;
第七发送子单元,用于向所述用户设备发送包含第七传输块类型标识的下行控制信息;
所述第七传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号;
第八发送子单元,用于向所述用户设备发送包含第八传输块类型标识的下行控制信息;
所述第八传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;
第九发送子单元,用于向所述用户设备发送包含第九传输块类型标识的下行控制信息;
所述第九传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号。
可选的,所述第二下行控制信息发送子单元,具体包括:
第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;
第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下行控制信息;
所述第二传输块类型标识表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;
所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;
所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
一种传输块类型信令指示系统,包括:
传输块类型确定单元,用于确定特定时长内需要向用户设备发送的传输块对应的传输块类型;所述特定时长大于或等于一个信道占用时长;
无线资源控制信令发送单元,用于向所述用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息。
可选的,所述无线资源控制信令发送单元,具体包括:
第一发送子单元,用于向所述用户设备发送包含第一传输块类型描述信息的无线资源控制信令;
所述第一传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;
第二发送子单元,用于向所述用户设备发送包含第二传输块类型描述信息的无线资源控制信令;
所述第二传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;
所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三发送子单元,用于向所述用户设备发送包含第三传输块类型描述信息的无线资源控制信令;
所述第三传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;
所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
根据本发明提供的具体实施例,本发明公开了以下技术效果:
本发明实施例中的传输块类型信令指示方法及系统,通过基站向用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息;可以将传输块与子帧
之间的对应关系告知用户设备,从而提高用户设备的解码效率,进而提高数据传输效率。
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。
图1为本发明的传输块类型信令指示方法实施例1的流程图;
图2为本发明的传输块类型信令指示方法实施例2的流程图;
图3为本发明的传输块类型信令指示方法实施例3的流程图;
图4为本发明的传输块类型信令指示方法实施例4的流程图;
图5为本发明的传输块类型信令指示数据发送系统实施例1的结构图;
图6为本发明的传输块类型信令指示数据发送系统实施例2的结构图。
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
为使本发明的上述目的、特征和优点能够更加明显易懂,下面结合附图和具体实施方式对本发明作进一步详细的说明。
图1为本发明的传输块类型信令指示方法实施例1的流程图。如图1所示,该方法可以包括:
步骤101:基站向用户设备发送包含传输块类型描述信息的无线资源控制信令(Radio Resource Control,RRC);所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输
块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;
所述用户设备可以是具有射频收发模块的设备。例如,可以是手机、平板电脑、笔记本电脑等等。
步骤102:所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;
步骤103:所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息(Downlink Control Information,DCI)。
相应的,用户设备在接收到包含传输块类型描述信息的无线资源控制信令后,可以获知各种传输块类型,和/或传输块类型组合的属性信息,并且可以获知各种传输块类型,和/或传输块类型组合所对应的传输块类型标识。此后,用户设备根据接收到的包含所述传输块类型标识的下行控制信息,就可以获知当前的接收到的传输块类型,也就可以确定所述传输块对于子帧的占用信息(例如占用一个子帧的部分符号或一个完整子帧),从而提高用户设备的解码效率,进而提高数据传输效率。
综上所述,本实施例中,通过基站向用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息;可以将传输块与子帧之间的对应关系告知用户设备,从而提高用户设备的解码效率,进而提高数据传输效率。
图2为本发明的传输块类型信令指示方法实施例2的流程图。如图2所示,该方法可以包括:
步骤201:基站向用户设备发送包含传输块类型描述信息的无线资源控制
信令;
本实施例中,所述传输块类型描述信息可以包括如下几种:
第一传输块类型,对应第一传输块类型标识,所述第一传输块类型的传输块占用一个子帧中的部分符号;
第二传输块类型,对应第二传输块类型标识,所述第二传输块类型的传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三传输块类型,对应第三传输块类型标识,所述第三传输块类型的传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的部分符号;
第四传输块类型,对应第四传输块类型标识,所述第四传输块类型的传输块占用一个子帧中的全部符号。
步骤202:所述基站确定需要向所述用户设备发送的每一个所述传输块对应的传输块类型标识;
本实施例中,每一个所述传输块在发送之前,基站可以根据该传输块的类型,确定该传输块对应的传输块类型标识。
步骤203:对于每一个所述传输块,所述基站分别向所述用户设备发送包含所述传输块类型标识的下行控制信息。
所述基站可以将所述传输块类型标识添加至每个传输块的DCI信令的两位(bit)中,例如,可以采用00表示第一传输块类型标识,采用01表示第二传输块类型标识,采用10表示第三传输块类型标识,采用11表示第四传输块类型标识。
需要说明的是,实际应用中,所述传输块类型标识与传输块的实际类型之间的对应关系,可以有其他设置形式。所述传输块类型标识的表示方法,也可以有其他设置形式。但是,无论怎样设置,只要传输块类型的分类方式与本实
施例或本申请的其他实施例相同,则都应落入本专利的保护范围。
综上所述,本实施例中,提供了一种传输块类型信令指示方法的具体实现方式。该方式中,所述包含传输块类型描述信息的无线资源控制信令,可以预先发送给用户设备,后续在发送传输块的过程中,每个传输块都需要发送相应的包含所述传输块类型标识的下行控制信息。
图3为本发明的传输块类型信令指示方法实施例3的流程图。如图3所示,该方法可以包括:
步骤301:基站向用户设备发送包含传输块类型描述信息的无线资源控制信令;
本实施例中,所述传输块类型描述信息的每一条信息,描述的是一段信道占用时间内需要向所述用户设备发送的全部所述传输块为整体对应的传输块类型的组合。
可以包括如下几种:
第一传输块类型组合,对应第一传输块类型标识,所述第一传输块类型组合的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号。
第二传输块类型组合,对应第二传输块类型标识,所述第二传输块类型组合的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号。
第三传输块类型组合,对应第三传输块类型标识,所述第三传输块类型组合的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中
的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号。
第四传输块类型组合,对应第四传输块类型标识,所述第四传输块类型组合的每个传输块均占用两个相邻子帧中的部分符号,除最后一个传输块以外,每个传输块占用的符号数相等。
实际应用中,所述第四传输块类型组合中的每个传输块占用的符号数可以是14个。这样可以与现有规范中一个子帧的长度相同。现有规范中一个子帧包括14个符号,时长为1毫秒。每个符号的时长相同。
第五传输块类型组合,对应第五传输块类型标识,所述第五传输块类型组合的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号。
第六传输块类型组合,对应第六传输块类型标识,所述第六传输块类型组合的最后一个传输块占用结束子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号。
第七传输块类型组合,对应第七传输块类型标识,所述第七传输块类型组合的最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号。
第八传输块类型组合,对应第八传输块类型标识,所述第八传输块类型组合的首个传输块占用起始子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号。
第九传输块类型组合,对应第九传输块类型标识,所述第九传输块类型组
合的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号。
步骤302:所述基站确定当前信道占用时间内需要向所述用户设备发送的全部所述传输块为整体对应的传输块类型标识;所述全部所述传输块为整体对应于一个所述传输块类型标识;
本实施例中,当前信道占用时间内,基站可以根据传输块组合的组合类型,确定该传输块组合对应的一个传输块类型标识。
步骤303:所述基站在所述当前信道占用时间内向所述用户设备发送一个包含所述传输块类型标识的下行控制信息。
所述基站可以将所述传输块类型标识添加至每个传输块的DCI信令的四位(bit)中,例如,可以采用0000表示第一传输块类型标识,采用0001表示第二传输块类型标识,依次类推。
综上所述,本实施例中,提供了一种传输块类型信令指示方法的具体实现方式。该方式中,所述包含传输块类型描述信息的无线资源控制信令,可以预先发送给用户设备,后续在发送传输块的过程中,一段信道占用时间内基站只需要发送一个包含所述传输块类型标识的下行控制信息即可。
图3所示实施例中,所述传输块类型描述信息,也可采用以下几种:
第一传输块类型组合,对应第一传输块类型标识,所述第一传输块类型组合的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号。
第二传输块类型组合,对应第二传输块类型标识,所述第二传输块类型组合的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;
所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三传输块类型组合,对应第三传输块类型标识,所述第三传输块类型组合的传输块的类型包括第四类型传输块和所述第一类型传输块;
所述第四类型传输块分别占用相邻的两个子帧中的部分符号。需要说明的是,所述第四类型传输块占用的两个子帧中的部分符号,也是相邻的。例如,占用前一个子帧的后半部分符号以及后一个子帧的前半部分符号。
上述传输块类型描述信息,对于传输块的类型组合的划分方式相对简单,对于基站端的负荷相对较小。
实际应用中,还可以单独采用无线资源控制信令告知用户设备关于传输块与子帧之间的占用关系。请参见下面的实施例。
图4为本发明的传输块类型信令指示方法实施例4的流程图。如图4所示,该方法可以包括:
步骤401:基站确定特定时长内需要向用户设备发送的传输块对应的传输块类型;所述特定时长大于或等于一个信道占用时长;
步骤402:所述基站向所述用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息。
本实施例中,所述传输块类型描述信息,描述的是特定时长内向所述用户设备发送的全部所述传输块为整体对应的传输块类型的组合。本实施例中,当所述基站向用户设备发送传输块类型描述信息后,则特定时长内向所述用户设备发送的全部所述传输块均是按照所述传输块类型描述信息描述的方式进行组合的。
本实施例中,所述传输块类型描述信息可以包括如下几种:
第一传输块类型组合,对应第一传输块类型描述信息,所述第一传输块类型组合的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全
部符号。
第二传输块类型组合,对应第二传输块类型描述信息,所述第二传输块类型组合的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;
所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三传输块类型组合,对应第三传输块类型描述信息,所述第三传输块类型组合的传输块的类型包括第四类型传输块和所述第一类型传输块;
所述第四类型传输块分别占用相邻的两个子帧中的部分符号。需要说明的是,所述第四类型传输块占用的两个子帧中的部分符号,也是相邻的。例如,占用前一个子帧的后半部分符号以及后一个子帧的前半部分符号。
本发明还公开了一种传输块类型信令指示数据发送系统。
图5为本发明的传输块类型信令指示数据发送系统实施例1的结构图。如图5所示,该系统可以包括:
无线资源控制信令发送单元501,用于向用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;
传输块类型标识确定单元502,用于确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;
下行控制信息发送单元503,用于向所述用户设备发送包含所述传输块类型标识的下行控制信息。
本实施例中,通过基站向用户设备发送包含传输块类型描述信息的无线资
源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息;可以将传输块与子帧之间的对应关系告知用户设备,从而提高用户设备的解码效率,进而提高数据传输效率。
实际应用中,所述传输块类型标识确定单元502,具体包括:
第一确定子单元,用于确定需要向所述用户设备发送的每一个所述传输块对应的传输块类型标识;
所述下行控制信息发送单元503,具体包括:
第一下行控制信息发送子单元,用于对于每一个所述传输块,所述基站分别向所述用户设备发送包含所述传输块类型标识的下行控制信息。
实际应用中,所述传输块类型标识确定单元502,具体包括:
第二确定子单元,用于确定当前信道占用时间内需要向所述用户设备发送的全部所述传输块为整体对应的传输块类型标识;所述全部所述传输块为整体对应于一个所述传输块类型标识;
所述下行控制信息发送单元503,具体包括:
第二下行控制信息发送子单元,用于在所述当前信道占用时间内向所述用户设备发送一个包含所述传输块类型标识的下行控制信息。
实际应用中,所述第一下行控制信息发送子单元,具体包括:
第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示所述传输块占用一个子帧中的部分符号;
第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下
行控制信息;
所述第二传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的部分符号;
第四发送子单元,用于向所述用户设备发送包含第四传输块类型标识的下行控制信息;
所述第四传输块类型标识表示所述传输块占用一个子帧中的全部符号。
实际应用中,所述第二下行控制信息发送子单元,具体包括:
第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下行控制信息;
所述第二传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
第四发送子单元,用于所述基站向所述用户设备发送包含第四传输块类型标识的下行控制信息;
所述第四传输块类型标识表示当前信道占用时间内的每个传输块均占用两个相邻子帧中的部分符号,除最后一个传输块以外,每个传输块占用的符号数相等;
第五发送子单元,用于向所述用户设备发送包含第五传输块类型标识的下行控制信息;
所述第五传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;
第六发送子单元,用于向所述用户设备发送包含第六传输块类型标识的下行控制信息;
所述第六传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;
第七发送子单元,用于向所述用户设备发送包含第七传输块类型标识的下
行控制信息;
所述第七传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号;
第八发送子单元,用于向所述用户设备发送包含第八传输块类型标识的下行控制信息;
所述第八传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;
第九发送子单元,用于向所述用户设备发送包含第九传输块类型标识的下行控制信息;
所述第九传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号。
实际应用中,所述第二下行控制信息发送子单元,具体包括:
第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;
所述第一传输块类型标识表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;
第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下行控制信息;
所述第二传输块类型标识表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;
所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;
所述第三传输块类型标识表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;
所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
图6为本发明的传输块类型信令指示数据发送系统实施例2的结构图。如图6所示,该系统可以包括:
传输块类型确定单元601,用于确定特定时长内需要向用户设备发送的传输块对应的传输块类型;所述特定时长大于或等于一个信道占用时长;
无线资源控制信令发送单元602,用于向所述用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息。
实际应用中,所述无线资源控制信令发送单元602,具体包括:
第一发送子单元,用于向所述用户设备发送包含第一传输块类型描述信息的无线资源控制信令;
所述第一传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;
第二发送子单元,用于向所述用户设备发送包含第二传输块类型描述信息的无线资源控制信令;
所述第二传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;
所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;
第三发送子单元,用于向所述用户设备发送包含第三传输块类型描述信息的无线资源控制信令;
所述第三传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;
所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
本说明书中各个实施例采用递进的方式描述,每个实施例重点说明的都是与其他实施例的不同之处,各个实施例之间相同相似部分互相参见即可。对于实施例公开的系统而言,由于其与实施例公开的方法相对应,所以描述的比较简单,相关之处参见方法部分说明即可。
本文中应用了具体个例对本发明的原理及实施方式进行了阐述,以上实施例的说明只是用于帮助理解本发明的方法及其核心思想;同时,对于本领域的一般技术人员,依据本发明的思想,在具体实施方式及应用范围上均会有改变之处。综上所述,本说明书内容不应理解为对本发明的限制。
Claims (16)
- 一种传输块类型信令指示方法,其特征在于,包括:基站向用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息。
- 根据权利要求1所述的方法,其特征在于,所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识,具体包括:所述基站确定需要向所述用户设备发送的每一个所述传输块对应的传输块类型标识;所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:对于每一个所述传输块,所述基站分别向所述用户设备发送包含所述传输块类型标识的下行控制信息。
- 根据权利要求1所述的方法,其特征在于,所述基站确定需要向所述用户设备发送的所述传输块对应的传输块类型标识,具体包括:所述基站确定当前信道占用时间内需要向所述用户设备发送的全部所述传输块为整体对应的传输块类型标识;所述全部所述传输块为整体对应于一个所述传输块类型标识;所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:所述基站在所述当前信道占用时间内向所述用户设备发送一个包含所述传输块类型标识的下行控制信息。
- 根据权利要求2所述的方法,其特征在于,所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:所述基站向所述用户设备发送包含第一传输块类型标识的下行控制信息;所述第一传输块类型标识表示所述传输块占用一个子帧中的部分符号;或者,所述基站向所述用户设备发送包含第二传输块类型标识的下行控制信息;所述第二传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;或者,所述基站向所述用户设备发送包含第三传输块类型标识的下行控制信息;所述第三传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的部分符号;或者,所述基站向所述用户设备发送包含第四传输块类型标识的下行控制信息;所述第四传输块类型标识表示所述传输块占用一个子帧中的全部符号。
- 根据权利要求3所述的方法,其特征在于,所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:所述基站向所述用户设备发送包含第一传输块类型标识的下行控制信息;所述第一传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;或者,所述基站向所述用户设备发送包含第二传输块类型标识的下行控制信息;所述第二传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;或者,所述基站向所述用户设备发送包含第三传输块类型标识的下行控制信息;所述第三传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;或者,所述基站向所述用户设备发送包含第四传输块类型标识的下行控制信息;所述第四传输块类型标识表示当前信道占用时间内的每个传输块均占用两个相邻子帧中的部分符号,除最后一个传输块以外,每个传输块占用的符号数相等;或者,所述基站向所述用户设备发送包含第五传输块类型标识的下行控制信息;所述第五传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中 间子帧的全部符号;或者,所述基站向所述用户设备发送包含第六传输块类型标识的下行控制信息;所述第六传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;或者,所述基站向所述用户设备发送包含第七传输块类型标识的下行控制信息;所述第七传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号;或者,所述基站向所述用户设备发送包含第八传输块类型标识的下行控制信息;所述第八传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;或者,所述基站向所述用户设备发送包含第九传输块类型标识的下行控制信息;所述第九传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号。
- 根据权利要求1或3所述的方法,其特征在于,所述基站向所述用户设备发送包含所述传输块类型标识的下行控制信息,具体包括:所述基站向所述用户设备发送包含第一传输块类型标识的下行控制信息;所述第一传输块类型标识表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;或者,所述基站向所述用户设备发送包含第二传输块类型标识的下行控制信息;所述第二传输块类型标识表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;或者,所述基站向所述用户设备发送包含第三传输块类型标识的下行控制信息;所述第三传输块类型标识表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
- 一种传输块类型信令指示方法,其特征在于,包括:基站确定特定时长内需要向用户设备发送的传输块对应的传输块类型;所述特定时长大于或等于一个信道占用时长;所述基站向所述用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息。
- 根据权利要求7所述的方法,其特征在于,所述基站向所述用户设备发送包含传输块类型描述信息的无线资源控制信令,具体包括:所述基站向所述用户设备发送包含第一传输块类型描述信息的无线资源控制信令;所述第一传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;或者,所述基站向所述用户设备发送包含第二传输块类型描述信息的无线资源控制信令;所述第二传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;或者,所述基站向所述用户设备发送包含第三传输块类型描述信息的无线资源控制信令;所述第三传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
- 一种传输块类型信令指示系统,其特征在于,包括:无线资源控制信令发送单元,用于向用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的全部种类的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息;每种所述传输块类型描述信息均具有唯一对应的传输块类型标识;传输块类型标识确定单元,用于确定需要向所述用户设备发送的所述传输块对应的传输块类型标识;下行控制信息发送单元,用于向所述用户设备发送包含所述传输块类型标识的下行控制信息。
- 根据权利要求9所述的系统,其特征在于,所述传输块类型标识确定单元,具体包括:第一确定子单元,用于确定需要向所述用户设备发送的每一个所述传输块对应的传输块类型标识;所述下行控制信息发送单元,具体包括:第一下行控制信息发送子单元,用于对于每一个所述传输块,所述基站分别向所述用户设备发送包含所述传输块类型标识的下行控制信息。
- 根据权利要求9所述的系统,其特征在于,所述传输块类型标识确定单元,具体包括:第二确定子单元,用于确定当前信道占用时间内需要向所述用户设备发送的全部所述传输块为整体对应的传输块类型标识;所述全部所述传输块为整体对应于一个所述传输块类型标识;所述下行控制信息发送单元,具体包括:第二下行控制信息发送子单元,用于在所述当前信道占用时间内向所述用户设备发送一个包含所述传输块类型标识的下行控制信息。
- 根据权利要求10所述的系统,其特征在于,所述第一下行控制信息发送子单元,具体包括:第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;所述第一传输块类型标识表示所述传输块占用一个子帧中的部分符号;第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下行控制信息;所述第二传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;所述第三传输块类型标识表示所述传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的部分符号;第四发送子单元,用于向所述用户设备发送包含第四传输块类型标识的下行控制信息;所述第四传输块类型标识表示所述传输块占用一个子帧中的全部符号。
- 根据权利要求11所述的系统,其特征在于,所述第二下行控制信息发送子单元,具体包括:第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;所述第一传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下行控制信息;所述第二传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述结束子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;所述第三传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述起始子帧与所述上一子帧之间的子帧为中间子帧; 一个所述中间传输块占用一个所述中间子帧的全部符号;第四发送子单元,用于所述基站向所述用户设备发送包含第四传输块类型标识的下行控制信息;所述第四传输块类型标识表示当前信道占用时间内的每个传输块均占用两个相邻子帧中的部分符号,除最后一个传输块以外,每个传输块占用的符号数相等;第五发送子单元,用于向所述用户设备发送包含第五传输块类型标识的下行控制信息;所述第五传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,所述首个传输块与所述最后一个传输块之间的传输块为中间传输块,所述下一子帧与所述上一子帧之间的子帧为中间子帧;一个所述中间传输块占用一个所述中间子帧的全部符号;第六发送子单元,用于向所述用户设备发送包含第六传输块类型标识的下行控制信息;所述第六传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;第七发送子单元,用于向所述用户设备发送包含第七传输块类型标识的下行控制信息;所述第七传输块类型标识表示当前信道占用时间内的最后一个传输块占用结束子帧中的部分符号以及所述结束子帧的上一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号;第八发送子单元,用于向所述用户设备发送包含第八传输块类型标识的下行控制信息;所述第八传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号,另外的每个传输块分别占用一个子帧的全部符号;第九发送子单元,用于向所述用户设备发送包含第九传输块类型标识的下行控制信息;所述第九传输块类型标识表示当前信道占用时间内的首个传输块占用起始子帧中的部分符号以及所述起始子帧的下一子帧的全部符号,另外的每个传输块分别占用一个子帧的全部符号。
- 根据权利要求11所述的系统,其特征在于,所述第二下行控制信息发送子单元,具体包括:第一发送子单元,用于向所述用户设备发送包含第一传输块类型标识的下行控制信息;所述第一传输块类型标识表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;第二发送子单元,用于向所述用户设备发送包含第二传输块类型标识的下行控制信息;所述第二传输块类型标识表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;第三发送子单元,用于向所述用户设备发送包含第三传输块类型标识的下行控制信息;所述第三传输块类型标识表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
- 一种传输块类型信令指示系统,其特征在于,包括:传输块类型确定单元,用于确定特定时长内需要向用户设备发送的传输块对应的传输块类型;所述特定时长大于或等于一个信道占用时长;无线资源控制信令发送单元,用于向所述用户设备发送包含传输块类型描述信息的无线资源控制信令;所述无线资源控制信令包括所述基站向所述用户设备发送的传输块的传输块类型的描述信息;所述传输块类型描述信息用于表示所述传输块对于子帧的占用信息。
- 根据权利要求15所述的系统,其特征在于,所述无线资源控制信令发送单元,具体包括:第一发送子单元,用于向所述用户设备发送包含第一传输块类型描述信息的无线资源控制信令;所述第一传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第一类型传输块和第二类型传输块;所述第一类型传输块占用一个子帧中的部分符号;所述第二类型传输块占用一个子帧中的全部符号;第二发送子单元,用于向所述用户设备发送包含第二传输块类型描述信息的无线资源控制信令;所述第二传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第三类型传输块、所述第一类型传输块和所述第二类型传输块;所述第三类型传输块占用一个子帧中的部分符号以及与所述子帧相邻的另一个子帧中的全部符号;第三发送子单元,用于向所述用户设备发送包含第三传输块类型描述信息的无线资源控制信令;所述第三传输块类型描述信息表示当前信道占用时间内的传输块的类型包括第四类型传输块和所述第一类型传输块;所述第四类型传输块分别占用相邻的两个子帧中的部分符号。
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