WO2013135121A1 - 用于传输数据的方法和用户设备 - Google Patents
用于传输数据的方法和用户设备 Download PDFInfo
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- WO2013135121A1 WO2013135121A1 PCT/CN2013/071294 CN2013071294W WO2013135121A1 WO 2013135121 A1 WO2013135121 A1 WO 2013135121A1 CN 2013071294 W CN2013071294 W CN 2013071294W WO 2013135121 A1 WO2013135121 A1 WO 2013135121A1
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 317
- 238000000034 method Methods 0.000 title claims abstract description 245
- 230000009977 dual effect Effects 0.000 claims abstract description 41
- 230000008569 process Effects 0.000 claims description 169
- 238000013475 authorization Methods 0.000 claims description 47
- 238000012546 transfer Methods 0.000 claims description 14
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- 238000010586 diagram Methods 0.000 description 12
- 230000006870 function Effects 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
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- 102100038659 Inactive tyrosine-protein kinase PRAG1 Human genes 0.000 description 1
- 208000032369 Primary transmission Diseases 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/48—TPC being performed in particular situations during retransmission after error or non-acknowledgment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/165—Performing reselection for specific purposes for reducing network power consumption
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
Definitions
- the present invention relates to the field of communications and, more particularly, to a method and user equipment (User Equipment, "UE") for transmitting data.
- UE User Equipment
- High-speed Uplink Packet Access is a transmission technology used in Wideband Code Division Multiple Access (WCDMA) uplink.
- WCDMA Wideband Code Division Multiple Access
- the basic principle is network.
- the side is authorized, for example, Absolute Granted (“AG”) or Relatively Granted (Right Granted, "RG”), to adjust the UE's Service 4 (Service Granted, called "SG")
- AG Absolute Granted
- RG Reflectancely Granted
- the UE determines the authorized power of the transmitted data according to the SG, so that the UE can use the maximum power for transmitting the data according to the authorized power, and the data to be transmitted from the enhanced dedicated channel transmission format (Enhanced Dedicated Channel Transport Format Combination) In the -TFC" table, select the size of the data block for uplink transmission.
- enhanced dedicated channel transmission format Enhanced Dedicated Channel Transport Format Combination
- UEs can only transmit data in single-stream mode, while data transmission in single-stream mode is inefficient. Therefore, a suitable solution is needed to improve the efficiency of data transmission.
- Embodiments of the present invention provide a method and user equipment for transmitting data, which can flexibly select a transmission mode to implement efficient data transmission.
- the embodiment of the present invention provides a method for transmitting data, where the method includes: determining indication information indicating that the user equipment UE transmits data in a dual stream mode; determining, according to the indication information and the transmission mode determining condition, that the data is used for transmission The transmission mode of the data, which is a single stream mode or a dual stream mode.
- an embodiment of the present invention provides a user equipment, where the user equipment includes: a first determining module, configured to determine indication information indicating that the user equipment UE uses the dual stream mode to transmit data; and a second determining module, configured to The indication information determined by the first determining module and the transmission mode determining condition determine a transmission mode for transmitting data, and the transmission mode is a single stream mode or a dual stream mode.
- a method for transmitting data comprising: receiving first information sent by a network side, where the first information is information used to indicate a serving cell handover or is used to indicate a transfer Information about the status of the secondary E-RNTI grant control; according to the first information, the set transmission mode indication information is used to indicate that the data is transmitted in the single stream mode.
- a user equipment including: a receiving module, configured to receive first information sent by a network side, where the first information is information used to indicate a serving cell handover or is used to indicate a transfer The information about the status of the secondary E-RNTI authorization control; the setting module, configured to set, according to the first information, the transmission mode indication information to indicate that the data is transmitted in the single stream mode.
- the method for transmitting data and the user equipment in the embodiment of the present invention can flexibly select a transmission mode by determining a condition based on a transmission mode, and can combine the dual stream mode and the single mode.
- the advantages of streaming mode enable more efficient data transfer.
- FIG. 1 shows a schematic flow chart of a method for transmitting data according to an embodiment of the present invention.
- Fig. 2 shows a schematic flow chart of a method for transmitting data according to another embodiment of the present invention.
- FIG. 3 shows a schematic flow diagram of a method for transmitting data in accordance with another embodiment of the present invention.
- Fig. 4 shows a schematic flow chart of a method for transmitting data according to another embodiment of the present invention.
- FIG. 5 shows a schematic flow diagram of a method for transmitting data in accordance with another embodiment of the present invention.
- FIG. 6 shows a schematic flow chart of a method for transmitting data according to another embodiment of the present invention.
- FIG. 7 shows a schematic block diagram of a user equipment according to an embodiment of the present invention.
- FIG. 8 shows a schematic block diagram of a user equipment according to another embodiment of the present invention.
- FIG. 9 shows a schematic block diagram of a user equipment according to another embodiment of the present invention.
- FIG. 10 shows a schematic block diagram of a user equipment according to another embodiment of the present invention.
- FIG. 11 shows a schematic block diagram of a user equipment according to another embodiment of the present invention.
- FIG. 12 shows a schematic block diagram of a user equipment according to another embodiment of the present invention.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- TDD Time Division Duplex
- UMTS Universal Mobile Telecommunication System
- User Equipment also known as mobile terminal (Mobile Terminal), mobile user equipment, etc.
- UE User Equipment
- RAN Radio Access Network
- the user equipment can be a mobile terminal, such as a mobile phone (or “cellular” phone) and a computer with a mobile terminal, for example, can be portable, pocket, handheld, computer built-in Or in-vehicle mobile devices that exchange language and/or data with a wireless access network.
- 1 is a schematic flow diagram of a method 100 for transmitting data, which may be performed by a UE, in accordance with an embodiment of the present invention. As shown in FIG. 1, the method 100 includes: S110. Determine indication information used to indicate that the UE uses the dual-stream mode to transmit data.
- the network side may send, to the UE, indication information indicating whether the UE adopts the dual-flow mode or the single-stream mode, where the indication information may be the rank information, or may be embodied by other information, for example, by sending to the UE, including the dual-stream mode.
- the special 4 weighted value of the auxiliary stream (for example, 0) is embodied by the authorization control information, and may also be embodied by other hidden channels of the channel for controlling the transmission of the primary and secondary streams, for example, the mainstream channel and/or the channel authorized by the network side.
- the format is format 1 to control the single-stream transmission of the UE, and the channel format of the mainstream and/or auxiliary stream transmission sent by the network side is format 2, which means that the control UE performs dual-stream transmission; after receiving the indication information sent by the network side, the UE indicates The information is used to indicate that the UE uses the single-stream mode to transmit data, and the UE may use the single-stream mode to transmit data.
- the UE may determine the condition according to the transmission mode to determine that the single stream is used.
- the mode also transfers data in dual stream mode.
- the network side may send an indication message for each transmission time interval ("Transmission Time Interval") to notify the UE of the transmission mode used for transmitting data in the corresponding one, or to send one for multiple ports.
- the indication information is used to notify the UE of the transmission mode used for transmitting the data in the corresponding plurality of frames, which should be determined according to the specific situation, and is not limited in this embodiment of the present invention. In the embodiment of the present invention, it is determined in S120.
- the transmission mode for transmitting data may include: determining the transmission mode for transmitting data according to the indication information and the transmission mode determining condition, wherein the transmission mode determining condition is based on a maximum power that can be used for transmitting data,
- the data to be transmitted the minimum data block corresponding to the code channel combination used to transmit data in the dual stream mode
- the activation state of the flow process, and the auxiliary flow process prohibits at least one of the data transmission states.
- the transmission mode determination condition may be a threshold value of a maximum power that can be used to transmit data, and when the maximum power that can be used to transmit data is greater than or equal to the threshold value, data may be transmitted in a dual stream mode, which may be used to transmit data.
- the data When the maximum power is less than the threshold, the data may be transmitted in a single-stream mode.
- the ratio between the power of the mainstream SG and the power of the SG of the auxiliary stream may be set to correspond to the single-flow mode and the dual-flow mode.
- the condition is determined for the transmission mode; for example, if the data to be transmitted includes two retransmission data blocks, the transmission mode determination condition may be set to transmit the two retransmission data blocks in the dual stream mode.
- the transmission mode determining condition may also be set according to other factors, and the embodiment of the present invention does not limit this.
- the maximum power that can be used for transmitting data is the maximum transmit power of the UE minus the power used by the physical control channel (PCCH), where the PCCH can include dedicated physics.
- PCCH physical control channel
- the code channel used for transmitting data in the dual stream mode Combined into a specified code channel combination for transmitting data in dual stream mode, for example, two code channels with a spreading factor ("SF") of 2 and two code channels with a spreading factor of 4.
- SF spreading factor
- the combination (2*SF2+2*SF4) can of course be any subset of it, such as SF2+SF4 or SF2, etc.
- the data block with the smallest amount of data is the smallest data block corresponding to the code channel combination.
- the mainstream SG when there is a non-scheduled SG, includes the mainstream scheduling SG and the non-scheduled SG, and the mainstream
- the power corresponding to the SG may include the power corresponding to the mainstream scheduling SG and the power corresponding to the unscheduled SG.
- the power corresponding to the mainstream SG is obtained by multiplying the power of the mainstream SG by the power of the DPCCH, and the SG of the auxiliary stream is corresponding.
- the power is obtained by multiplying the SG of the auxiliary stream by the power used by the DPCCH.
- the data to be transmitted is the highest priority medium access control (Media Access Control).
- the data of the MAC"-d stream and the data of the MAC-d stream that can be transmitted in one TTI with the data of the MAC-d stream of the priority, the data to be transmitted may include only newly transmitted data. It may also include new data and retransmitted data blocks, as well as two retransmitted data blocks.
- determining a transmission mode for transmitting data in S120 may include: determining, when the condition of the transmission mode determination condition is satisfied, determining the transmission mode as the single-flow mode, where the transmission The mode determination condition includes at least one of the following conditions:
- the primary selected transport block is less than or equal to any transport block corresponding to the minimum transport block set; wherein, the minimum transport block set is the smallest transport block set configured by the network side to the UE, and even if the calculated transmit power of the UE is insufficient, You can use the transport block in this collection for data transmission.
- the transmission mode determining condition includes the condition (2)
- the transmission mode for transmitting the data is determined in S120, and may include:
- the process configuration information includes data transmission information of the mainstream process and/or data transmission information of the auxiliary stream process.
- the data transmission information of the auxiliary stream process may be the transmission of the auxiliary stream process.
- a state permission bit bitmap list the list may be used to indicate the transmission status of all the auxiliary stream processes, that is, whether the data transmission is prohibited, the UE may determine whether the current process of the auxiliary stream is prohibited from performing data transmission according to the list, if If the current process of the stream is prohibited from data transmission, it can be determined that the mode for transmitting data is a single stream mode.
- the data transmission information of the mainstream process may be a process that can perform non-tuned data transmission and a process list that can perform scheduled data transmission, for example, the network side configures a bitmap to the UE, and the bitmap has 8 bits.
- each bit indicates whether a specific process is allowed to perform data transmission, for example, 1 means that the process is allowed to perform data transmission, and 0 means that the process is not subjected to data transmission.
- mainstream processes are neither allowed to perform scheduled data transmission nor allowed to perform unscheduled data transmission, and some mainstream processes are allowed to perform both scheduled data transmission and non-scheduled data. Transmission, some mainstream processes are only allowed to schedule data transmission or unscheduled data transmission.
- the mainstream processes that are allowed to perform scheduled data transmission include those that are only allowed to perform scheduled data transmission, those that are only allowed to perform unscheduled data transmission, and those that are allowed to perform scheduled data transmission.
- the UE may determine, according to the data transmission information of the mainstream process, data transmission information of the current mainstream process of the current process of the auxiliary stream, for example, whether data transmission is allowed, whether the data transmission is permitted, or whether The non-scheduled data transmission is allowed to be performed. Then, the UE may determine whether the current process of the auxiliary stream is prohibited from performing data transmission according to the data transmission information of the current mainstream process of the current process of the auxiliary stream. In the embodiment of the present invention, when determining that the current mainstream process is allowed to perform data transmission, the UE may determine that the current auxiliary stream process is not prohibited from performing data transmission; or, the UE may determine the mainstream.
- the UE may determine whether there is a network configured allowed auxiliary stream when determining that the current mainstream process only allows unscheduled data transmission.
- the process sends a data indication, and when the allowed auxiliary stream process that has the network configuration sends a data indication, determines that the current auxiliary stream process is not prohibited from performing data transmission.
- hybrid automatic repeat request In single-stream transmission, up to eight hybrid automatic repeat request (Hybrid Automatic Repeat Request) can be configured in the uplink.
- Each TTI uses one of the processes for data transmission.
- dual stream transmission there are up to two processes that can be sent per TTI.
- the total number of processes used by the auxiliary stream is the same as the total number of processes used by the mainstream.
- the mainstream uses 8 processes, and the auxiliary stream also uses 8 processes.
- the mainstream process number is 0-7
- the auxiliary stream number is 8 -15.
- the mainstream will select a process to use, and the auxiliary stream will also select a process to use.
- the mainstream selection process 1 auxiliary stream selection process 9 are pairing processes, and the process pairing relationship is determined after the process number is assigned.
- the method 100 may further include:
- E-RNTI Temporary Identity
- determining the status of the transfer to the secondary E-RNTI authorization control may include: receiving an indication that the network side uses the primary E-RNTI to deactivate all processes, and determining that the secondary E-RNTI is configured. At the time, it is determined that the transition to the state of the authorized E-RNTI 4 is authorized.
- the network side sends the deactivated all process indication to the UE by using the primary E-RNTI
- the UE considers that the deactivated command is a command to be transferred to the secondary E-RNTI, and the primary E-RNTI authorization status is set to false according to the command, and is transferred to the secondary E-RNTI authorized control.
- the UE may also directly set the indication information to indicate that the UE uses a single stream mode for data transmission.
- the method 100 may further include:
- the indication information may be directly set to indicate that the UE uses the dual stream mode for data transmission.
- the primary E-RNTI is for controlling a single UE
- the secondary E-RNTI is for controlling a group of UEs
- deactivating all the auxiliary stream processes means that the single stream is used.
- the flow mode transmits data, so that the network side can control the group of UEs by using the secondary E-RNTI, so that the group of UEs adopts the single stream mode, which can better predict the interference situation.
- the method 100 may further include:
- Determining that the data to be transmitted includes only newly transmitted data
- determining a data mode for transmitting data in S120 may include: determining, when any condition included in the transmission mode determining condition is satisfied, determining a transmission mode as a single-stream mode, where the transmission mode determining condition includes the following condition At least one of:
- the maximum power that can be used to transmit data is less than twice the power corresponding to the unscheduled SG
- the maximum power that can be used to transmit data is less than twice the power required to transmit the smallest data block corresponding to the combination of code channels
- the maximum power that can be used to transmit data is less than the minimum number corresponding to the transmission of the code channel combination
- twice the power offset of the primary and secondary streams wherein the power offset of the primary and secondary streams is specifically used for the E-TFC selection.
- the power offset can be obtained by subtracting the power corresponding to the SG of the auxiliary stream from the power of the mainstream SG, and the power offset of the primary and secondary streams delivered by the network side, or the network side
- the parameter used to calculate the power offset of the primary and secondary streams is calculated.
- the UE may perform power according to the mainstream scheduling SG and the power offset.
- the power corresponding to the SG of the auxiliary stream and the SG of the auxiliary stream are determined.
- the power of the SG of the auxiliary stream is smaller than the power required to transmit the minimum data block corresponding to the code channel combination
- the size of the data to be transmitted is less than twice the size of the smallest data block corresponding to the code channel combination
- the size of the data to be transmitted is smaller than the minimum data block corresponding to the combination of the code channels plus the data block corresponding to the size of the maximum power that can be used for transmitting data, and the data block corresponding to the power of the mainstream SG.
- condition (4) it may be determined whether the maximum power that can be used for transmitting data satisfies the power requirement in the case where the power corresponding to the unscheduled SG is determined to be the minimum transmit power of the main stream and the auxiliary stream in the dual stream mode; 5) In terms of, it can be determined whether the maximum power that can be used for transmitting data satisfies the power requirement of the dual stream mode transmission data; for the condition (6), it can be determined whether the maximum power that can be used for transmitting data satisfies the data of the dual stream mode transmission.
- the power required by the block is different and the power requirement of the mainstream and the auxiliary stream using the same transmit power; for the condition (7), it can be determined whether the authorized power satisfies the power requirement of the data transmitted in the dual stream mode; In the condition (8), it can be determined whether the data to be transmitted satisfies the requirement of the size of the transmitted data block corresponding to the code channel combination corresponding to the dual stream mode; for the condition (9), whether the size of the data to be transmitted satisfies the mainstream
- the data block size of the transmission is determined according to the data amount required in the case where the maximum power that can be used for transmitting data is half and the corresponding power of the mainstream SG is smaller.
- condition 1 the maximum power that can be used for transmitting data is smaller than the power corresponding to the unscheduled SG. 2.1 times.
- the transmission mode determination condition may include all of the conditions (1), (2), (3), (4), (5), (6), (7), (8), (9). , may also include some of the conditions in conditions (1), (2), (3), (4), (5), (6), (7), (8), (9).
- the method 100 further includes: determining that the data to be transmitted includes one retransmission data block; wherein, the data block that needs to be retransmitted may be determined by receiving a NACK response of the network side. Determining, in S120, a data mode for transmitting data, comprising: determining, when any condition included in the transmission mode determining condition is satisfied, determining a transmission mode as a single-stream mode, wherein the transmission mode determining condition includes the following conditions At least one:
- the maximum power that can be used to transmit data is less than twice the power used to transmit the retransmitted data block for the first time.
- the power used for transmitting the retransmitted data block for the first time is greater than the power corresponding to the mainstream SG
- the size of the newly transmitted data included in the data to be transmitted is smaller than the size of the smallest data block corresponding to the combination of the code channels,
- the size of the retransmitted data block is smaller than the size of the smallest data block corresponding to the code channel combination.
- the transmission mode is determined to be a dual stream mode when all conditions included in the transmission mode determination condition are not satisfied.
- the transmission mode determination condition may include only the conditions (11), (12), (13), (7), (8), (9), and may also include the conditions (1), (2), (3). ).
- other conditions can also be included.
- other factors may be considered, and it is determined whether the transmission mode is determined to be a dual-stream mode, which is not limited by the embodiment of the present invention.
- condition (10) it may be determined whether the maximum power that the UE can use to transmit data satisfies the transmit power requirement when the transmit power of the primary transmission and the secondary stream using the first transmission retransmission data block is used; For condition (11), when the new transmission data is transmitted on the secondary stream, and the maximum power used for the first transmission of the retransmitted data block is selected as the transmission power of the primary stream and the secondary stream, whether there is a super 4 authorized power transmission of the newly transmitted data Case; for condition (12), it is determined whether the size of the newly transmitted data satisfies the requirement of the data block size of the code channel combination adopted by the dual stream mode; for the condition (13), it can be determined whether the size of the retransmitted data block is The data block size requirement of the code channel combination adopted by the dual stream mode is satisfied.
- the transmission mode determination condition may include all of the conditions (1), (2), (3), (10), (11), (12), (13), and may also include the condition (1). , (2), (3), (10), (11), (12), (13) Some of the conditions. It should be determined according to the specific situation, and the embodiment of the present invention does not limit this.
- the method 100 may further include:
- the transmission mode is the single-stream mode
- determine the SG of the single-flow according to the SG of the mainstream SG and the auxiliary stream; for example, the sum of the SG of the mainstream SG and the auxiliary stream may be determined as a single-flow SG, or According to the formula SG. (mainstream SG * DPCCH + auxiliary stream SG * DPCCH + auxiliary stream control channel power) /DPCCH, Get SG. And then, according to SG.
- the SG of the single stream is obtained in the SG table, and the SG of the single stream may be smaller than the SG in the SG table.
- the auxiliary flow control channel may include an S-DPCCH and/or an SE-DPCCH.
- the power of the SG of the single stream can be obtained according to the SG of the single stream, so that the maximum power that can be used for transmitting data and the smaller power of the SG corresponding to the single stream can be determined; in the E-TFC table. And acquiring a corresponding data block set from a set of powers less than or equal to the smaller power, and selecting a data block that is less than or equal to the data to be transmitted from the data block set, and the selected data may be selected.
- the block is determined as the transport block of the single stream, and the power corresponding to the selected data block is determined as the transmit power of the single stream.
- the method 100 may further include:
- the transmission mode is the dual-flow mode, and the data to be transmitted only includes the newly transmitted data to be transmitted, determine the mainstream corresponding according to the maximum power that can be used for transmitting data, the power corresponding to the mainstream SG, and the size of the data to be transmitted.
- E-TFC E-TFC
- a data block that can be transmitted is obtained from the E-TFC table according to the maximum power that can be used for transmitting data, the power corresponding to the mainstream SG, and the size of the data to be transmitted, and the acquired data block is obtained.
- the corresponding power is used as the corresponding transmit power of the mainstream.
- S144 Determine, according to the E-TFC corresponding to the mainstream, the power corresponding to the SG of the auxiliary stream, and the data to be transmitted, determine the E-TFC corresponding to the auxiliary stream.
- the difference between the transmission power of the main stream corresponding to the E-TFC corresponding to the mainstream, the power corresponding to the SG of the auxiliary stream, and the size of the data to be transmitted and the size of the data block corresponding to the E-TFC corresponding to the main stream may be obtained from the E.
- the TFC table obtains a data block that can be used for transmission, wherein the mainstream transmission power can be determined as the transmission power of the auxiliary stream, thereby preventing mainstream and auxiliary The interference between the streams when transmitting data.
- the determining, by the S144, the E-TFC corresponding to the auxiliary stream may include: when the transmit power of the mainstream corresponding to the E-TFC corresponding to the mainstream is smaller than the power corresponding to the mainstream SG, according to the E-TFC corresponding to the mainstream, The power corresponding to the mainstream SG, the power corresponding to the SG of the auxiliary stream, and the size of the data to be transmitted determine the E-TFC corresponding to the auxiliary stream.
- the SG of the available auxiliary stream may be obtained according to (the mainstream transmit power/the power corresponding to the mainstream SG* the SG of the auxiliary stream), and then the power corresponding to the SG of the available auxiliary stream and the data to be transmitted may be used.
- the size of the data block corresponding to the size of the main stream determines the data block used for the auxiliary stream transmission, wherein the transmit power of the auxiliary stream can be determined to be the same as the transmit power of the main stream, and the transmit power of the main stream and the auxiliary stream are the same, which can prevent data.
- the mainstream and auxiliary streams interfere with each other.
- the method 100 may further include:
- the transmission mode is the dual-flow mode
- the data to be transmitted includes the data block to be retransmitted
- the mainstream may be determined as the stream corresponding to the transmission of the retransmitted data block, and the auxiliary stream is determined as the stream corresponding to the new transmission data
- the mainstream may be determined as the stream corresponding to the transmission of the retransmitted data block, and the auxiliary stream is determined as the stream corresponding to the new transmission data.
- S156 Determine, according to the SG of the stream corresponding to the new data, the power used for transmitting the retransmitted data block for the first time, and the new data, determine an E-TFC corresponding to the stream corresponding to the new data. If the retransmitted data block is in the auxiliary stream and the new transmission data is in the mainstream, the mainstream uses the power used for transmitting the retransmission block for the first time, the power corresponding to the mainstream SG, and the size of the newly transmitted data. E-TFC selection.
- the S156 determines the E-TFC corresponding to the stream corresponding to the new data to be transmitted, including: according to the mainstream SG, the SG of the auxiliary stream, and the first transmission
- the power used by the data block and the new data to be transmitted are retransmitted, and the E-TFC corresponding to the stream corresponding to the new data is determined.
- the E-TFC selection is performed to select the corresponding auxiliary stream.
- a data block, wherein the transmit power of the auxiliary stream can be determined to be the same as the transmit power of the main stream.
- the method 100 may further include:
- the value of the mainstream SG may be set to the value of the AG. If the RG is included, the SG may be relatively changed on the basis of the current SG, and if the mainstream RG is included, the mainstream AG is not included. Then, the mainstream SG can be relatively changed on the basis of the existing mainstream SG; if the AG of the auxiliary stream is included, the SG of the auxiliary stream can be directly formulated.
- the receiving the authorization control information sent by the network side in S162 may include:
- updating the SG of the mainstream SG and/or the auxiliary stream according to the authorization control information in S164 may include: updating the SG of the auxiliary stream according to the value indicated by the SG of the mainstream and the RG of the auxiliary stream. That is, when the indication value of the RG of the auxiliary stream is included, the SG of the auxiliary stream may be relatively changed on the basis of the mainstream SG, for example, the following table may be changed: Table 1
- the auxiliary stream SG is updated to a level that is reduced by one level relative to the mainstream.
- One level corresponds to several SG grids, and a default value may be set or the remaining physical channels may be used to match the indication.
- F-TPICH precoded feedback channel
- the method for transmitting data according to an embodiment of the present invention can flexibly select a transmission mode based on a transmission mode determination condition, and can combine the advantages of the dual stream mode and the single stream mode to achieve more efficient data transmission.
- FIG. 6 is a schematic block diagram of a method 200 for transmitting data in accordance with another embodiment of the present invention. As illustrated in Figure 6, the method 200 includes:
- S210 Receive first information sent by a network, where the first information is used to indicate that the service is performed.
- the information of the cell handover is information for indicating the status of the transfer to the authorized E-RNTI 4 authorized control;
- the user equipment may store the transmission mode indication information that is stored by itself.
- setting the transmission mode indication information stored by itself to indicate that the data is transmitted in the single stream mode may be:
- the transmission mode indication information is kept unchanged; if the transmission mode indication is used to indicate that the data is transmitted in the dual stream mode, the transmission mode indication information is modified to be used for Indicates that data is transmitted in single stream mode.
- the first information is information indicating that the serving cell handover is performed
- the first information indicates that the performed serving cell handover is a serving cell handover or a service across the wireless link set. Cell handover. That is, the user equipment may only receive the information that is sent by the network side to indicate the serving cell handover or the serving cell handover across the radio link set, and the transmission mode is originally used to indicate that the dual-stream mode transmission is used.
- the transmission mode indication information is modified to indicate that the data is transmitted in the single stream mode, otherwise the transmission mode indication information is kept unchanged.
- the received network side uses the information sent by the primary E-RNTI to deactivate all processes.
- the UE when the network side sends the deactivated all process indication information to the UE by using the primary E-RNTI, the UE considers the information as the information indicating the state of being transferred to the secondary E-RNTI authorized control, so that the UE sets the primary E-RNTI authorization status to false according to the information, and The state controlled by the secondary E-RNTI authorization, and the transmission mode indication information may be set to indicate that the data is transmitted in the single stream mode.
- the transmission mode indication information may be rank information, and after receiving the uplink-input multiple-output ("MIMO") configuration information, the UE may The rank information is initialized to indicate that the UE transmits data in a single stream mode. Subsequently, the UE may determine whether to modify the rank information or keep the rank information unchanged according to the information sent by the network side.
- MIMO uplink-input multiple-output
- the UE when receiving the information for indicating the serving cell handover sent by the network side, setting the transmission mode indication information to indicate that the data is transmitted in the single stream mode, the UE may be switched to one In the case of a new cell, the single-stream mode can be used to avoid strong interference to the new cell.
- the transmission After receiving the information sent by the network side to indicate the status of the authorized E-RNTI authorization control, the transmission is set.
- the mode indication information is used to indicate that the data is transmitted in the single-stream mode, so that the network side controls the group of UEs by using the secondary E-RNTI, so that the group of UEs adopts the single-stream mode, which can better predict the interference situation.
- FIG. 7 shows a schematic block diagram of a UE according to an embodiment of the present invention.
- UE300 includes:
- the first determining module 310 is configured to determine indication information used to indicate that the user equipment UE transmits data in the dual stream mode
- the second determining module 320 is configured to determine, according to the indication information determined by the first determining module 310 and the transmission mode determining condition, a transmission mode for transmitting data, where the transmission mode is a single stream mode or a dual stream mode. Therefore, the UE according to the embodiment of the present invention can flexibly select the transmission mode based on the transmission mode determination condition, and can combine the advantages of the dual stream mode and the single stream mode to achieve more efficient transmission of data.
- the second determining module 320 is specifically configured to:
- the transmission mode determining condition is corresponding to a code channel combination used for transmitting data in a dual stream mode according to a maximum power that can be used for transmitting data.
- the second determining module 320 is specifically configured to: when the any condition included in the transmission mode determining condition is met, determine the transmission mode as the single-flow mode, where the transmission mode
- the determining condition includes at least one of the following conditions: the mainstream selected transport block is less than or equal to any transport block corresponding to the minimum transport block set; the secondary stream current process is prohibited from performing data transmission; and the auxiliary stream current process state is deactivated.
- the transmission mode determining condition includes a condition that the current process state of the auxiliary stream is prohibited from performing data transmission
- the second determining module 320 includes: a first determining unit 321 configured to determine, according to process configuration information sent by the network side, whether the current process of the auxiliary stream is prohibited from performing data transmission,
- the process configuration information includes data transmission information of a mainstream process and/or data transmission information of a secondary stream process.
- the first determining unit 321 includes: a first determining sub-unit 322, configured to determine, according to data transmission information of the mainstream process, a current process of pairing mainstream of the current process of the auxiliary stream
- the second determining sub-unit 323 is configured to determine, according to the data transmission information of the current mainstream process of the current process of the auxiliary stream, whether the current process of the auxiliary stream is prohibited from performing data transmission.
- the second determining subunit 323 is specifically configured to:
- the transmission mode determining condition includes a condition that the current process state of the auxiliary stream is deactivated, and the second determining module 320 includes:
- the second determining unit 324 is configured to determine a state of being transferred to the auxiliary E-RNTI 4 to be authorized.
- the first setting unit 325 is configured to set all the auxiliary stream processes to a deactivated state.
- the second determining unit 324 is specifically configured to: when it is received that the network side uses the primary E-RNTI to send an indication of deactivating all processes, and determine that the secondary E-RNTI is configured, determine that the transfer is assisted The state in which E-RNTI 4 is authorized to control.
- the transmission mode determining condition includes a condition that the current process state of the auxiliary stream is deactivated
- the second determining module 320 includes: The receiving unit 326 is configured to receive an authorization command sent by the network side by using the primary E-RNTI.
- the second setting unit 327 is configured to: use an authorization command sent by the primary E-RNTI on the network side to not activate an indication of all processes. When the primary E-RNTI authorization status is false, all auxiliary stream processes are set to the active state.
- the UE 200 further includes: a third determining module 330, configured to determine that the data to be transmitted includes only new data; the second determining module 320 is specifically configured to: determine, in the transmission mode When any condition included in the condition is satisfied, the transmission mode is determined as the single stream mode, wherein the transmission mode determining condition includes at least one of the following conditions: the maximum power that can be used for transmitting data is less than the non-scheduled 2 times the power corresponding to the SG, the maximum power that can be used to transmit data is less than twice the power required to transmit the minimum data block corresponding to the code channel combination, and the maximum power that can be used for transmitting data is less than the transmission.
- the power required by the minimum data block corresponding to the code channel combination is twice the power offset of the primary and secondary streams, and the power corresponding to the SG of the auxiliary stream is less than the power required to transmit the minimum data block corresponding to the code channel combination.
- the size of the data to be transmitted is less than 2 times the size of the minimum data block corresponding to the code channel combination, and the size of the data to be transmitted is smaller than the minimum data corresponding to the code channel combination. This may be used together with the size of the minimum size data block size corresponding to half the maximum power of the transmission data and the main data blocks corresponding to the SG can be transmitted in the power.
- the UE 300 further includes: a fourth determining module 340, configured to determine that the data to be transmitted includes a retransmitted data block;
- the second determining module 320 is specifically configured to: when the any condition included in the transmission mode determining condition is met, determine the transmission mode as the single-flow mode, where the transmission mode determining condition includes at least one of the following conditions
- One type: the maximum power that can be used for transmitting data is less than twice the power used for transmitting the retransmitted data block for the first time, and the power used for transmitting the retransmitted data block for the first time is greater than the power corresponding to the mainstream SG, and the data to be transmitted.
- the size of the newly transmitted data included is smaller than the size of the minimum data block corresponding to the code channel combination and
- the UE 300 further includes: a fifth determining module 352, configured to determine, according to the mainstream SG and the SG of the auxiliary stream, the SG of the single stream when the transmission mode is the single stream mode;
- the sixth determining module 354 is configured to determine, according to the single-flow SG determined by the fifth determining module 252, the maximum power that can be used for transmitting data, and the data to be transmitted, the enhanced dedicated channel transmission format E-TFC corresponding to the single stream. .
- the sixth determining module 354 is specifically configured to: determine the sum of the mainstream SG and the SG of the auxiliary stream as the SG of the single stream.
- the UE 300 further includes: a seventh determining module 362, configured to: when the transmission mode is the dual-stream mode, and the data to be transmitted includes only new data, according to the maximum data that can be used for transmitting data.
- the power, the power corresponding to the mainstream SG, and the data to be transmitted determine the E-TFC corresponding to the mainstream;
- the eighth determining module 364 is configured to determine the auxiliary stream according to the E-TFC corresponding to the mainstream, the power corresponding to the SG of the auxiliary stream, the data to be transmitted, and the data block corresponding to the E-TFC corresponding to the mainstream. Corresponding E-TFC.
- the eighth determining module 364 is specifically configured to: when the transmit power of the mainstream corresponding to the E-TFC corresponding to the mainstream is smaller than the power corresponding to the mainstream SG, according to the E-TFC corresponding to the mainstream, The power corresponding to the mainstream SG, the power corresponding to the SG of the auxiliary stream, and the size of the data to be transmitted, determine the E-TFC corresponding to the auxiliary stream.
- the UE 300 further includes: a ninth determining module 372, configured to determine, according to the dual-stream mode, that the data to be transmitted includes a retransmission data block, determine that the retransmitted data block corresponds to a stream corresponding to the new data to be transmitted, and a tenth determining module 374, configured to keep the size of the retransmitted data block unchanged, and determine the power used for transmitting the retransmitted data block for the first time as the weight Transmit power of the stream corresponding to the data block; an eleventh determining module 376, configured to:, according to the SG of the stream corresponding to the new data, the power used by the first transmission of the retransmitted data block, and the newly transmitted data, The E-TFC corresponding to the stream corresponding to the new data is determined.
- a ninth determining module 372 configured to determine, according to the dual-stream mode, that the data to be transmitted includes a retransmission data block, determine that the retransmitted data block corresponds to a stream corresponding
- the eleventh determining module 376 is configured to: when the stream corresponding to the retransmitted data block is the mainstream and the stream corresponding to the new data is the auxiliary stream, according to the mainstream SG, the auxiliary stream The SG, the power used by the first transmission of the retransmitted data block and the size of the newly transmitted data, determine the E-TFC corresponding to the stream corresponding to the new transmission data.
- the mainstream SG is the sum of the unscheduled SG and the mainstream scheduling SG.
- the UE 200 further includes:
- the first receiving module 382 is configured to receive the authorization control information sent by the network side, where the authorization control information includes at least one of a mainstream AG, a mainstream RG, an auxiliary stream AG, and an auxiliary stream RG.
- the first update module 384 is configured to update the SG of the mainstream SG and/or the auxiliary stream according to the authorization control information received by the first receiving module.
- the first receiving module 382 is specifically configured to: receive the authorization control information of the RG that includes the auxiliary stream that is sent by the network side; the first update module 384 is specifically configured to: according to the mainstream SG and the auxiliary stream The value of the RG indicates that the SG of the auxiliary stream is updated.
- the UE 300 according to the embodiment of the present invention may correspond to the UE in the method 100 of the embodiment of the present invention, and the other operations and/or functions of the modules in the UE 300 are respectively implemented to implement the method 100 in FIG. 1 to FIG. The process, for the sake of cleanliness, will not be repeated here. Therefore, the UE according to the embodiment of the present invention can flexibly select the transmission mode based on the transmission mode determination condition, and can combine the advantages of the dual stream mode and the single stream mode to achieve more efficient transmission of data.
- FIG. 12 is a schematic block diagram of a UE 400 in accordance with an embodiment of the present invention.
- the UE 400 includes: a receiving module 410, configured to receive first information sent by a network side, where the first information is used to indicate that a serving cell handover is performed or is used to indicate that the transfer is to be assisted. - the information of the status of the RNTI authorization control; the setting module 420, configured to set the transmission mode indication information for indicating that the data is transmitted in the single stream mode according to the first information.
- the first information when the first information is information indicating that the serving cell handover is performed, the first information indicates that the performed serving cell handover is a serving cell handover of a cross-base station or a serving cell handover of a cross-radio link set.
- the first information when the first information is information used to indicate the state of being transferred to the secondary E-RNTI control, the information indicating that the status of the authorized E-RNTI 4 is authorized to be transferred is configured.
- the received network side uses the information sent by the primary E-RNTI to deactivate all processes.
- the receiving module 410 is further configured to receive uplink multiple input multiple output configuration information sent by the network side;
- the setting module 420 is further configured to initialize the rank information to indicate that the data is transmitted in the single stream mode according to the uplink multiple input multiple allocation configuration information.
- the UE 400 according to the embodiment of the present invention may correspond to the UE in the method 200 of the embodiment of the present invention, and the other operations and/or functions of the modules in the UE 400 are respectively implemented in order to implement the corresponding process of the method 200 in FIG. The tube is clean and will not be described here.
- the UE in the embodiment of the present invention when receiving the information for indicating the serving cell handover sent by the network side, setting the transmission mode indication information to indicate that the data is transmitted in the single stream mode, may enable the UE to switch to one In the case of a new cell, the single-stream mode can be used to avoid strong interference to the new cell.
- the transmission After receiving the information sent by the network side to indicate the status of the authorized E-RNTI authorization control, the transmission is set.
- the mode indication information is used to indicate that the data is transmitted in the single-stream mode, so that the network side controls the group of UEs by using the secondary E-RNTI, so that the group of UEs adopts the single-stream mode, which can better predict the interference situation.
- the disclosed systems, devices, and methods may be implemented in other ways.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- the components displayed as units may or may not be physical units, i.e., may be located in one place, or may be distributed over multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the functions, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium.
- the technical solution of the present invention which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including A number of instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, and the like, which can store program codes. .
Abstract
Description
Claims
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JP2014561269A JP6139571B2 (ja) | 2012-03-14 | 2013-02-02 | データを伝送するための方法およびユーザ機器 |
EP13761181.0A EP2827509B1 (en) | 2012-03-14 | 2013-02-02 | Method and user equipment for data transmission |
US14/486,593 US10638434B2 (en) | 2012-03-14 | 2014-09-15 | Method and user equipment for transmitting data |
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CN201210066413 | 2012-03-14 | ||
CN201210349037.6A CN103312451B (zh) | 2012-03-14 | 2012-09-19 | 用于传输数据的方法和用户设备 |
CN201210349037.6 | 2012-09-19 |
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US14/486,593 Continuation US10638434B2 (en) | 2012-03-14 | 2014-09-15 | Method and user equipment for transmitting data |
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CN105519201B (zh) * | 2013-12-24 | 2019-10-25 | 华为技术有限公司 | 异构网络的不平衡区域的软切换区的信号发送方法及装置 |
CN107615850B (zh) * | 2015-06-03 | 2020-02-14 | 华为技术有限公司 | 传输数据的方法及装置及用户设备 |
CN110677177B (zh) * | 2018-07-03 | 2021-06-04 | 中国移动通信有限公司研究院 | 一种自适应选择传输模式的方法及基站 |
WO2021128022A1 (zh) * | 2019-12-24 | 2021-07-01 | Oppo广东移动通信有限公司 | 无线通信方法、终端设备和网络设备 |
CN111866580B (zh) * | 2020-06-09 | 2022-12-20 | 厦门亿联网络技术股份有限公司 | 一种基于h.239的辅流协商方法及终端设备 |
CN115174442B (zh) * | 2022-06-24 | 2024-04-05 | 硕橙(厦门)科技有限公司 | 一种多模态进程数据传输方法和装置 |
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CN103312451A (zh) | 2013-09-18 |
EP2827509B1 (en) | 2016-11-30 |
US10638434B2 (en) | 2020-04-28 |
CN103312451B (zh) | 2017-04-12 |
JP6139571B2 (ja) | 2017-05-31 |
JP2015513872A (ja) | 2015-05-14 |
US20150003419A1 (en) | 2015-01-01 |
EP2827509A4 (en) | 2015-08-12 |
EP2827509A1 (en) | 2015-01-21 |
JP2016029855A (ja) | 2016-03-03 |
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