CN105379371B - starting method for uplink enhanced transmission and related equipment - Google Patents
starting method for uplink enhanced transmission and related equipment Download PDFInfo
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- CN105379371B CN105379371B CN201480036840.1A CN201480036840A CN105379371B CN 105379371 B CN105379371 B CN 105379371B CN 201480036840 A CN201480036840 A CN 201480036840A CN 105379371 B CN105379371 B CN 105379371B
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- 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
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
Abstract
The embodiment of the invention provides uplink enhanced transmission starting methods and related equipment, and the methods comprise the steps of sending a preset uplink enhanced transmission starting condition to a user terminal, acquiring a confirmation message sent by the user terminal when the user terminal confirms that the current data service meets the starting condition, and starting uplink enhanced transmission according to the confirmation message.
Description
Technical Field
The present invention relates to the field of mobile networks, and in particular, to a method for starting types of uplink enhanced transmission and a related device.
Background
In an LTE (Long Term Evolution ) system, each time a UE (User Equipment) transmits Uplink data, a Scheduling Request (SR) needs to be sent, and a Physical Downlink Control Channel (PDCCH) waits for an authorization, and only the UE receiving the authorization on the PDCCH can perform Uplink data transmission.
In the prior art, uplink enhanced transmissions based on PDCCH Less (reduced) are proposed, part of uplink resources are reserved, UE sends a Reservation request on the part of resources in a competitive manner, eNodeB (Evolved Node B, base station) indicates whether the Reservation request of UE is successful through PRICH (Physical Reservation Indication Control Channel), if so, the UE can continue to use the part of resources, otherwise, waiting is performed.
Disclosure of Invention
The invention provides uplink enhanced transmission starting methods and related equipment, which can reasonably and efficiently start uplink enhanced transmission, thereby more effectively improving the utilization rate of an uplink data channel.
The th aspect of the embodiment of the present invention provides a method for starting types of uplink enhanced transmissions, including:
sending a preset starting condition of uplink enhanced transmission to a user terminal;
acquiring a confirmation message sent by the user terminal when confirming that the current data service conforms to the starting condition;
and starting the uplink enhanced transmission according to the confirmation message.
In a possible implementation manner of the aspect of the , the enabling conditions include that the data traffic in the active state in the connected user terminal includes a specific data traffic, a ratio of the number of the specific data traffic in the active state in the connected user terminal to the number of all the data traffic in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the connected user terminal is not lower than at least of preset limits.
In a second possible implementation manner of the aspect , after the starting of the uplink enhanced transmission according to the acknowledgment message, the method further includes:
and sending indication information for starting the uplink enhanced transmission to the user terminal.
In a third possible implementation manner of the aspect , the obtaining a confirmation message sent by the user terminal when confirming that the current data service meets the start condition includes:
and acquiring a confirmation message sent by the user terminal through an MAC control information unit when the user terminal confirms that the current data service conforms to the starting condition.
In a fourth possible implementation manner of the aspect , the obtaining a confirmation message sent by the user terminal when confirming that the current data service meets the start condition includes:
and acquiring a confirmation message sent by the user terminal through a special signaling when the user terminal confirms that the current data service conforms to the starting condition.
In a fifth possible implementation manner of the aspect , the obtaining a confirmation message sent by the user terminal when confirming that the current data service meets the start condition includes:
and acquiring a scheduling request carrying the confirmation message and sent by the user terminal when the user terminal confirms that the current data service conforms to the starting condition, wherein the scheduling request is scrambled by using a radio network identifier (RNTI) which is used for distinguishing the scheduling request sent by the user terminal.
With reference to and any of the th through the fifth possible implementation manners of the aspect, in a sixth possible implementation manner of the aspect, the starting the uplink enhanced transmission according to the acknowledgement message includes:
counting the number of the user terminals currently sending the confirmation messages;
and when the number of the user terminals sending the confirmation messages reaches th preset threshold value, starting uplink enhanced transmission.
With reference to and any of the to the fifth possible implementation manner of the , in a seventh possible implementation manner of the , the initiating uplink enhanced transmission according to the acknowledgement message includes:
calculating the channel resource quantity occupied by the current downlink common control channel;
and when the number of the channel resources occupied by the downlink common control channel reaches a second preset threshold value, starting uplink enhanced transmission.
With reference to and any of the to the fifth possible implementation manner of the , in an eighth possible implementation manner of the , the starting the uplink enhanced transmission according to the acknowledgement message includes:
counting the number of the user terminals currently sending the confirmation message, and calculating the number of channel resources occupied by the current downlink common control channel;
and when the number of the user terminals sending the confirmation message reaches th preset threshold value and the number of the channel resources occupied by the downlink common control channel reaches a second preset threshold value, starting uplink enhanced transmission.
The second aspect of the embodiments of the present invention provides a method for starting types of uplink enhanced transmissions, including:
receiving a preset starting condition of uplink enhanced transmission sent by a base station;
determining whether the current data service condition meets the starting condition;
and when the current data service is confirmed to accord with the starting condition, sending a confirmation message to the base station to confirm the starting of the uplink enhanced transmission.
In possible implementation manners of the second aspect, when it is determined that the current data service meets the start condition, after sending a confirmation message to the base station to confirm start of uplink enhanced transmission, the method further includes:
receiving indication information for starting uplink enhanced transmission sent by the base station;
and carrying out uplink data transmission through the started uplink enhanced transmission according to the indication information.
With reference to the second aspect and the th possible implementation manner of the second aspect, in a second possible implementation manner of the second aspect, the sending a confirmation message to the base station to confirm starting of the uplink enhanced transmission when it is confirmed that the current data service meets the starting condition includes:
and when the current data service is confirmed to meet the starting condition, sending a confirmation message to the base station through an MAC control information unit.
With reference to the second aspect and the th possible implementation manners of the second aspect, in a third possible implementation manner of the second aspect, the sending a confirmation message to the base station to confirm starting of the uplink enhanced transmission when it is confirmed that the current data service meets the starting condition includes:
and when the current data service is confirmed to meet the starting condition, sending a confirmation message to the base station through a special signaling.
With reference to the second aspect and the th possible implementation manners of the second aspect, in a fourth possible implementation manner of the second aspect, the sending a confirmation message to the base station to confirm starting of the uplink enhanced transmission when it is confirmed that the current data service meets the starting condition includes:
and when the current data service is confirmed to accord with the starting condition, sending a scheduling request carrying a confirmation message to the base station, wherein the scheduling request is scrambled by using a radio network identifier (RNTI), and the RNTI is used for distinguishing the scheduling request sent by the user terminal.
A third aspect of the embodiments of the present invention provides base stations, including:
a sending unit, configured to send a preset starting condition of uplink enhanced transmission to a user terminal;
a receiving unit, configured to acquire a confirmation message sent by the user terminal when confirming that the current data service conforms to the start condition;
and the processing unit is used for starting the uplink enhanced transmission according to the confirmation message.
In a possible implementation manner of the third aspect, the start condition includes that the data traffic in the active state in the connected user terminal includes a designated data traffic, a ratio of the number of the designated data traffic in the active state in the connected user terminal to the number of all the data traffic in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the connected user terminal is not lower than at least of preset limits.
In a second possible implementation manner of the third aspect, the sending unit is further configured to send, to the user terminal, indication information for starting uplink enhanced transmission.
In a third possible implementation manner of the third aspect, the receiving unit is specifically configured to acquire a confirmation message sent by the user terminal through an MAC control information unit when it is confirmed that the current data service meets the starting condition.
In a fourth possible implementation manner of the third aspect, the receiving unit is specifically configured to acquire an acknowledgement message sent by the user terminal through a dedicated signaling when it is determined that the current data service meets the starting condition.
In a fifth possible implementation manner of the third aspect, the receiving unit is specifically configured to obtain a scheduling request carrying the acknowledgement message and sent by the user terminal when it is determined that the current data service meets the start condition, where the scheduling request is scrambled by using a predefined radio network identifier RNTI, and the radio network identifier RNTI is used to distinguish the scheduling request sent by the user terminal.
With reference to the third aspect and any possible implementation manners of through the fifth aspect, in a sixth possible implementation manner of the third aspect, the processing unit is specifically configured to count the number of the user terminals that currently send the acknowledgment message, and start uplink enhanced transmission when the number of the user terminals that send the acknowledgment message reaches a preset threshold.
With reference to the third aspect and any possible implementation manners of through the fifth aspect of the third aspect, in a seventh possible implementation manner of the third aspect, the processing unit is specifically configured to calculate a channel resource quantity occupied by a current downlink common control channel, and start uplink enhanced transmission when the channel resource quantity occupied by the downlink common control channel reaches a second preset threshold.
With reference to the third aspect and any possible implementation manners of through the fifth aspects of the third aspect, in an eighth possible implementation manner of the third aspect, the processing unit is specifically configured to count the number of user terminals currently sending the acknowledgment message, calculate the number of channel resources occupied by a current downlink common control channel, and start uplink enhanced transmission when the number of user terminals sending the acknowledgment message reaches a preset threshold and the number of channel resources occupied by the downlink common control channel reaches a second preset threshold.
A fourth aspect of the present embodiment provides types of user terminals, including:
a receiving unit, configured to receive a preset starting condition of uplink enhanced transmission sent by a base station;
the processing unit is used for confirming whether the current data service state meets the starting condition or not;
and the sending unit is used for sending a confirmation message to the base station to confirm the starting of the uplink enhanced transmission when the current data service is confirmed to meet the starting condition.
In a th possible implementation of the fourth aspect,
the receiving unit is further configured to receive indication information for starting uplink enhanced transmission, which is sent by the base station;
and the processing unit is further configured to perform uplink data transmission through the started uplink enhanced transmission according to the indication information.
With reference to the fourth aspect and the th possible implementation manners of the fourth aspect, in a second possible implementation manner of the fourth aspect, the sending unit is specifically configured to send, when it is determined that the current data service meets the start condition, an acknowledgement message to the base station through an MAC control information element.
With reference to the fourth aspect and the possible implementation manners of the fourth aspect, in a third possible implementation manner of the fourth aspect, the sending unit is specifically configured to send, when it is determined that the current data service meets the start condition, an acknowledgement message to the base station through dedicated signaling.
With reference to the fourth aspect and the possible implementation manners of the fourth aspect, in a fourth possible implementation manner of the fourth aspect, the sending unit is specifically configured to send, when it is determined that the current data service meets the start condition, a scheduling request carrying a confirmation message to the base station, where the scheduling request is scrambled using a radio network identifier RNTI, and the radio network identifier RNTI is used to distinguish the scheduling request sent by the user terminal.
By implementing the embodiment of the invention, aiming at the technical problem that how to initialize and start the uplink enhanced transmission is not solved in the prior art, the preset starting condition of the uplink enhanced transmission is sent to the user terminal by the base station, when the user terminal confirms that the current data service state meets the starting condition, the user terminal sends the confirmation message to the base station, and at the moment, the base station can start the uplink enhanced transmission according to the confirmation message, so that the uplink enhanced transmission is more reasonably and efficiently used, and the utilization rate of an uplink data channel is more effectively improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a flowchart of a method for starting uplink enhanced transmissions according to an embodiment of the present invention;
fig. 2 is a flowchart of a method for starting types of uplink enhanced transmissions according to a second embodiment of the present invention;
fig. 3 is a flowchart of a method for starting types of uplink enhanced transmissions according to a third embodiment of the present invention;
fig. 4 is a flowchart of a method for starting types of uplink enhanced transmissions according to a fourth embodiment of the present invention;
fig. 5 is a flowchart of a method for starting types of uplink enhanced transmissions according to a fifth embodiment of the present invention;
fig. 6 is a schematic structural diagram of kinds of base stations according to a sixth embodiment of the present invention;
fig. 7 is a schematic structural diagram of types of user terminals according to a seventh embodiment of the present invention;
fig. 8 is a schematic structural diagram of kinds of base stations according to an eighth embodiment of the present invention;
fig. 9 is a schematic structural diagram of types of user terminals according to a ninth embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.
The invention provides uplink enhanced transmission starting methods and related equipment, which can reasonably and efficiently start uplink enhanced transmission, improve the utilization rate of a PUSCH (physical uplink shared channel) and improve the system capacity.
Referring to fig. 1, fig. 1 is a flowchart illustrating a method for starting types of uplink enhanced transmissions according to an embodiment of the present invention, where the method for starting uplink enhanced transmissions according to the embodiment of the present invention includes:
s101, sending a preset starting condition of uplink enhanced transmission to a user terminal.
In a specific implementation, the starting condition may include that the data service in the active state in the user terminal in the connected state includes a specific data service, a ratio of the number of the specific data services in the active state in the user terminal in the connected state to all the data services in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the user terminal in the connected state is not lower than a preset limit, but is not limited to the above starting condition.
, after receiving the starting conditions, the user terminal can determine whether its own data traffic conditions meet or more of the starting conditions, and if it meets or more of the starting conditions, then sends a confirmation message to the base station, if it does not meet of the starting conditions, then it can track and check its own data traffic conditions in real time until its own data traffic conditions meet or more of the starting conditions.
S102, obtaining the confirmation message sent by the user terminal when confirming that the current data service accords with the starting condition.
Optionally, a confirmation message sent by the user terminal through the MAC control information unit when confirming that the current data service meets the start condition may be obtained. The MAC control information element is used for transmitting a message of the MAC layer, and the user terminal can use the MAC control information element to inform the eNodeB of the size of data to be currently transmitted. In a MAC PDU (Protocol data unit) format, a MAC header is located before a MAC control information element, and an LCID (local identifier) in the MAC header may be used to indicate a message type of the MAC control information element.
Optionally, a confirmation message sent by the user terminal through dedicated signaling when confirming that the current data service meets the start condition may be obtained. The dedicated signaling may instruct the ue and the base station to establish a temporary communication channel and operate cooperatively.
Optionally, a scheduling request carrying the confirmation message and sent by the user terminal when confirming that the current data service meets the start condition may be obtained, where the scheduling request is scrambled using a radio network identifier RNTI, and the radio network identifier RNTI is sent through a high-level signaling and is used to distinguish the scheduling request sent by the user terminal. In a specific implementation, each ue may periodically send a scheduling request at a fixed location of a PUCCH (Physical Uplink Control Channel) preconfigured by the eNodeB, so as to request the eNodeB for scheduling resources. The scheduling request is transmitted in a code division multiplexing mode, and a plurality of user terminals can occupy the same time-frequency resource and are distinguished by different code words.
S103, starting the uplink enhanced transmission according to the confirmation message.
In a specific implementation, the number of user terminals currently sending the acknowledgment message may be counted, or the number of channel resources occupied by the current downlink common control channel may be calculated, so as to determine whether to start uplink enhanced transmission.
In the embodiment of the invention, the base station firstly sends the preset starting condition of the uplink enhanced transmission to the user terminal, when the user terminal respectively confirms that the current data service condition accords with the starting condition, the user terminal sends the confirmation message to the base station, then the base station calculates the current channel resource quantity or the quantity of the user terminals sending the confirmation message according to the confirmation message, and starts the uplink enhanced transmission according to the calculated result, so that the uplink enhanced transmission is more reasonable and efficient to use, and the utilization rate of the uplink data channel is more effectively improved.
Referring to fig. 2, fig. 2 is a flowchart of a method for starting types of uplink enhanced transmissions according to a second embodiment of the present invention, as shown in the drawing, the method in the embodiment of the present invention includes:
s201, sending a preset starting condition to the ue, where the starting condition includes that the data traffic in the active state in the ue in the connected state includes a specific data traffic, a ratio of a number of the specific data traffic in the active state in the ue in the connected state to a number of all the data traffic in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the ue in the connected state is not lower than a preset limit, but is not limited to the above starting condition.
In a specific implementation, after receiving the start conditions, the user terminal may determine whether its data service status meets or more of the start conditions, and if it meets or more of the start conditions, send a confirmation message to the base station, and if it does not meet of the start conditions, track and check its data service status in real time until its data service status meets or more of the start conditions.
S202, obtaining the confirmation message sent by the user terminal when confirming that the current data service accords with the starting condition.
Optionally, a confirmation message sent by the user terminal through the MAC control information unit when confirming that the current data service meets the start condition may be obtained. The MAC control information element is used for transmitting a message of the MAC layer, and the user terminal can use the MAC control information element to inform the eNodeB of the size of data to be currently transmitted. In the MAC PDU format, a MAC header precedes a MAC control information element, and an LCID in the MAC header may be used to indicate a message type of the MAC control information element.
Optionally, a confirmation message sent by the user terminal through dedicated signaling when confirming that the current data service meets the start condition may be obtained. The dedicated signaling may instruct the ue and the base station to establish a temporary communication channel and operate cooperatively.
Optionally, a scheduling request carrying the confirmation message and sent by the user terminal when confirming that the current data service meets the start condition may be obtained, where the scheduling request is scrambled using a radio network identifier RNTI, and the radio network identifier RNTI is sent through a high-level signaling and is used to distinguish the scheduling request sent by the user terminal. In a specific implementation, each user terminal may periodically send a scheduling request at a fixed position of a PUCCH channel preconfigured by the eNodeB, thereby requesting scheduling resources from the eNodeB. The scheduling request is transmitted in a code division multiplexing mode, and a plurality of user terminals can occupy the same time-frequency resource and are distinguished by different code words.
S203, counting the number of the user terminals which send the confirmation messages currently.
And S204, when the number of the user terminals sending the confirmation message reaches the th preset threshold value, starting uplink enhanced transmission, and if the number of the user terminals sending the confirmation message does not reach the th preset threshold value, continuing to execute S202.
In the embodiment of the invention, the base station firstly sends the preset starting condition of the uplink enhanced transmission to the user terminal, when the user terminal respectively confirms that the current data service condition accords with the starting condition, the user terminal sends the confirmation message to the base station, then the base station calculates the current channel resource quantity or the quantity of the user terminals sending the confirmation message according to the confirmation message, and starts the uplink enhanced transmission according to the calculated result, so that the uplink enhanced transmission is more reasonable and efficient to use, and the utilization rate of the uplink data channel is more effectively improved.
Referring to fig. 3, fig. 3 is a flowchart of a method for starting types of uplink enhanced transmissions according to a third embodiment of the present invention, as shown in the drawing, the method in the embodiment of the present invention includes:
the method comprises the steps of S301, sending a preset starting condition of uplink enhanced transmission to a user terminal, wherein the starting condition comprises that the data service in an activated state in the user terminal in a connection state comprises a specified data service, the ratio of the number of the specified data services in the activated state in the user terminal in the connection state to all the data services in the activated state is greater than a preset ratio, and the signal-to-noise ratio of a pilot channel of the user terminal in the connection state is not lower than a preset limit value, but is not limited to the starting condition.
In a specific implementation, after receiving the starting conditions, the user terminal may determine whether its own data traffic conditions meet or more of the starting conditions, and if it meets or more of the starting conditions, send a confirmation message to the base station, and if it does not meet of the starting conditions, may track and check its own data traffic conditions in real time until its own data traffic conditions meet or more of the starting conditions.
S302, obtaining the confirmation message sent by the user terminal when confirming that the current data service accords with the starting condition.
Optionally, a confirmation message sent by the user terminal through the MAC control information unit when confirming that the current data service meets the start condition may be obtained. The MAC control information element is used for transmitting a message of the MAC layer, and the user terminal can use the MAC control information element to inform the eNodeB of the size of data to be currently transmitted. In the MAC PDU format, a MAC header precedes a MAC control information element, and an LCID in the MAC header may be used to indicate a message type of the MAC control information element.
Optionally, a confirmation message sent by the user terminal through dedicated signaling when confirming that the current data service meets the start condition may be obtained. The dedicated signaling may instruct the ue and the base station to establish a temporary communication channel and operate cooperatively.
Optionally, a scheduling request carrying the confirmation message and sent by the user terminal when confirming that the current data service meets the start condition may be obtained, where the scheduling request is scrambled using a radio network identifier RNTI, and the radio network identifier RNTI is sent through a high-level signaling and is used to distinguish the scheduling request sent by the user terminal. In a specific implementation, each user terminal may periodically send a scheduling request at a fixed position of a PUCCH channel preconfigured by the eNodeB, thereby requesting scheduling resources from the eNodeB. The scheduling request is transmitted in a code division multiplexing mode, and a plurality of user terminals can occupy the same time-frequency resource and are distinguished by different code words.
S303, calculating the channel resource quantity occupied by the current downlink common control channel.
In the specific implementation, the LTE system defines two dedicated Channel resource units, that is, Resource Element Groups (REGs) and Control Channel Elements (CCEs), CCEs are composed of 9 REGs, in the specific implementation, the number of CCEs occupied by a downlink common Control Channel depends on the downlink Channel environment where the UE is located, for a user terminal with good downlink Channel environment, the eNodeB may only need to allocate CCEs, and for a user terminal with poor downlink Channel environment, the eNodeB may need to allocate up to 8 CCEs.
And S304, when the number of the channel resources occupied by the downlink common control channel reaches a second preset threshold value, starting uplink enhanced transmission. If the number of the channel resources occupied by the downlink common control channel does not reach the second preset threshold, S302 is continuously executed.
In the embodiment of the invention, the base station firstly sends the preset starting condition of the uplink enhanced transmission to the user terminal, when the user terminal respectively confirms that the current data service condition accords with the starting condition, the user terminal sends the confirmation message to the base station, then the base station calculates the current channel resource quantity or the quantity of the user terminals sending the confirmation message according to the confirmation message, and starts the uplink enhanced transmission according to the calculated result, so that the uplink enhanced transmission is more reasonable and efficient to use, and the utilization rate of the uplink data channel is more effectively improved.
Referring to fig. 4, fig. 4 is a flowchart of a fourth embodiment of a method for starting types of uplink enhanced transmissions according to the present invention, as shown in the drawing, the method in the embodiment of the present invention includes:
s401, sending a preset starting condition of uplink enhanced transmission to the user terminal, where the starting condition includes that the data service in the active state in the user terminal in the connected state includes a specific data service, a ratio of a number of the specific data services in the active state in the user terminal in the connected state to all the data services in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the user terminal in the connected state is not lower than a preset limit, but is not limited to the above starting condition.
In a specific implementation, after receiving the starting conditions, the user terminal may determine whether its own data traffic conditions meet or more of the starting conditions, and if it meets or more of the starting conditions, send a confirmation message to the base station, and if it does not meet of the starting conditions, may track and check its own data traffic conditions in real time until its own data traffic conditions meet or more of the starting conditions.
S402, obtaining the confirmation message sent by the user terminal when confirming that the current data service accords with the starting condition.
Optionally, a confirmation message sent by the user terminal through the MAC control information unit when confirming that the current data service meets the start condition may be obtained. The MAC control information element is used for transmitting a message of the MAC layer, and the user terminal can use the MAC control information element to inform the eNodeB of the size of data to be currently transmitted. In the MAC PDU format, a MAC header precedes a MAC control information element, and an LCID in the MAC header may be used to indicate a message type of the MAC control information element.
Optionally, a confirmation message sent by the user terminal through dedicated signaling when confirming that the current data service meets the start condition may be obtained. The dedicated signaling may instruct the ue and the base station to establish a temporary communication channel and operate cooperatively.
Optionally, a scheduling request carrying the confirmation message and sent by the user terminal when confirming that the current data service meets the start condition may be obtained, where the scheduling request is scrambled using a radio network identifier RNTI, and the radio network identifier RNTI is sent through a high-level signaling and is used to distinguish the scheduling request sent by the user terminal. In a specific implementation, each user terminal may periodically send a scheduling request at a fixed position of a PUCCH channel preconfigured by the eNodeB, thereby requesting scheduling resources from the eNodeB. The scheduling request is transmitted in a code division multiplexing mode, and a plurality of user terminals can occupy the same time-frequency resource and are distinguished by different code words.
S403, counting the number of the user terminals currently sending the confirmation message, and calculating the number of the channel resources occupied by the current downlink common control channel.
In a specific implementation, the LTE system defines two dedicated channel resource units, that is, a resource element group REG and control channel elements CCE, <tttranslation = one ">t-one <t/t &tttcces are composed of 9 REGs, in a specific implementation, the number of CCEs occupied by the downlink common control channel depends on the downlink channel environment where the UE is located, and for a user terminal with good downlink channel environment, the eNodeB may only need to allocate CCEs, and for a user terminal with poor downlink channel environment, the eNodeB may need to allocate up to 8 CCEs.
S404, when the number of the user terminals sending the confirmation message reaches the th preset threshold value and the number of the channel resources occupied by the downlink common control channel reaches the second preset threshold value, the uplink enhanced transmission is started, if the number of the user terminals sending the confirmation message does not reach the th preset threshold value or the number of the channel resources occupied by the downlink common control channel does not reach the second preset threshold value, the S402 is continuously executed.
In the embodiment of the invention, the base station firstly sends the preset starting condition of the uplink enhanced transmission to the user terminal, when the user terminal respectively confirms that the current data service condition accords with the starting condition, the user terminal sends the confirmation message to the base station, then the base station calculates the current channel resource quantity or the quantity of the user terminals sending the confirmation message according to the confirmation message, and starts the uplink enhanced transmission according to the calculated result, so that the uplink enhanced transmission is more reasonable and efficient to use, and the utilization rate of the uplink data channel is more effectively improved.
Referring to fig. 5, fig. 5 is a flowchart of a method for starting types of uplink enhanced transmissions according to a second embodiment of the present invention, as shown in the figure, the method in the embodiment of the present invention includes:
s501, the base station sends a preset starting condition of uplink enhanced transmission to the user terminal, where the starting condition includes that the data service in the active state in the user terminal in the connected state includes a designated data service, the ratio of the number of the designated data services in the active state in the user terminal in the connected state to all the data services in the active state is greater than a preset ratio, and the signal-to-noise ratio of the pilot channel of the user terminal in the connected state is not lower than a preset limit, but is not limited to the above starting condition.
S502, the user terminal confirms whether the current data service state meets the starting condition.
In a specific implementation, after receiving the starting conditions, the user terminal may determine whether the data service status of the user terminal meets or more of the starting conditions, and if the data service status of the user terminal meets or more of the starting conditions, send a confirmation message, and if the data service status of the user terminal does not meet of the starting conditions, the data service status of the user terminal in the connection state may be tracked and checked in real time until the data service status of the user terminal meets or more of the starting conditions.
S503, when the current data service is confirmed to accord with the starting condition, the user terminal sends a confirmation message to the base station.
Optionally, when it is determined that the current data service meets the start condition, a confirmation message may be sent to the base station through an MAC control information unit. The MAC control information element is used to transmit messages of the MAC layer, and the user terminal can use the MAC control information element to inform the eNodeB of the size of data to be currently transmitted. In the MAC PDU format, a MAC header precedes a MAC control information element, and an LCID in the MAC header may be used to indicate a message type of the MAC control information element.
Optionally, when it is determined that the current data service meets the start condition, sending a confirmation message to the base station through a dedicated signaling. The dedicated signaling may instruct the ue and the base station to establish a temporary communication channel and operate cooperatively.
Optionally, when it is determined that the current data service conforms to the start condition, sending a scheduling request carrying a confirmation message to the base station, where the scheduling request is scrambled using a radio network identifier RNTI, and the radio network identifier RNTI is sent through a high-level signaling and is used to distinguish the scheduling request sent by the user terminal. In a specific implementation, each user terminal may periodically send a scheduling request at a fixed position of a PUCCH channel preconfigured by the eNodeB, thereby requesting scheduling resources from the eNodeB. The scheduling request is transmitted in a code division multiplexing mode, and a plurality of user terminals can occupy the same time-frequency resource and are distinguished by different code words.
It should be noted that, in the three ways of sending the acknowledgement message, the speed of sending the acknowledgement message through the scheduling request is fastest, and the speed of sending the acknowledgement message through the dedicated signaling is slowest.
S504, the base station starts the uplink enhanced transmission according to the confirmation message.
Optionally, the number of the user terminals currently sending the acknowledgement message may be counted, and when the number of the user terminals sending the acknowledgement message reaches th preset threshold, uplink enhanced transmission is started.
In a specific implementation, the number of CCEs occupied by the downlink common control channel depends on the downlink channel environment where the UE is located, and for a user terminal with good downlink channel environment, the eNodeB may only need to allocate CCEs, while for a user terminal with poor downlink channel environment, the eNodeB may need to allocate up to 8 CCEs.
Optionally, counting the number of user terminals currently sending the confirmation message according to the confirmation message, and calculating the number of channel resources occupied by the current downlink common control channel, and starting uplink enhanced transmission when the number of the user terminals sending the confirmation message reaches th preset threshold and the number of the channel resources occupied by the downlink common control channel reaches a second preset threshold.
And S505, the base station sends indication information for starting the uplink enhanced transmission to the user terminal. The indication information is used for informing the user terminal that the uplink data transmission can be currently carried out through the started uplink enhanced transmission.
S506, the user terminal transmits uplink data through the started uplink enhanced transmission according to the indication information.
By adopting the embodiment of the invention, the base station firstly sends the preset starting condition of the uplink enhanced transmission to the user terminal, when the user terminal respectively confirms that the current data service condition accords with the starting condition, the user terminal sends the confirmation message to the base station, then the base station calculates the current channel resource quantity or the quantity of the user terminals sending the confirmation message according to the confirmation message, and starts the uplink enhanced transmission according to the calculated result, thereby ensuring that the uplink enhanced transmission is more reasonable and efficient to use, and more effectively improving the utilization rate of the uplink data channel.
Referring to fig. 6, fig. 6 is a schematic structural diagram of base stations for starting uplink enhanced transmission according to the present invention, as shown in the figure, a base station in an embodiment of the present invention may include:
a sending unit 601, configured to send a preset starting condition of uplink enhanced transmission to a user equipment.
In a specific implementation, the starting condition includes that the data service in the active state in the user terminal in the connected state includes a specific data service, a ratio of a number of the specific data services in the active state in the user terminal in the connected state to all the data services in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the user terminal in the connected state is not lower than a preset limit, but is not limited to the above starting condition.
, after receiving the starting conditions, the user terminal can determine whether its own data traffic conditions meet or more of the starting conditions, and if it meets or more of the starting conditions, then sends a confirmation message to the base station, if it does not meet of the starting conditions, then it can track and check its own data traffic conditions in real time until its own data traffic conditions meet or more of the starting conditions.
A receiving unit 602, configured to obtain a confirmation message sent by the user terminal when confirming that the current data service meets the start condition.
Optionally, a confirmation message sent by the user terminal through the MAC control information unit when confirming that the current data service meets the start condition may be obtained. The MAC control information element is used for transmitting a message of the MAC layer, and the user terminal can use the MAC control information element to inform the eNodeB of the size of data to be currently transmitted. In the MAC PDU format, a MAC header precedes a MAC control information element, and an LCID in the MAC header may be used to indicate a message type of the MAC control information element.
Optionally, a confirmation message sent by the user terminal through a dedicated signaling when confirming that the current data service meets the start condition may be obtained. The dedicated signaling may instruct the ue and the base station to establish a temporary communication channel and operate cooperatively.
Optionally, the scheduling request carrying the confirmation message sent by the user terminal when confirming that the current data service meets the start condition may be obtained, where the scheduling request is scrambled using a radio network identifier RNTI, the radio network identifier is sent through a high-level signaling, and the RNTI is used to distinguish the scheduling request sent by the user terminal. In a specific implementation, each user terminal may periodically send a scheduling request at a fixed position of a PUCCH channel preconfigured by the eNodeB, thereby requesting scheduling resources from the eNodeB. The scheduling request is transmitted in a code division multiplexing mode, and a plurality of user terminals can occupy the same time-frequency resource and are distinguished by different code words.
A processing unit 603, configured to start uplink enhanced transmission according to the acknowledgement message.
Optionally, the number of the user terminals currently sending the acknowledgment message may be counted, and when the number of the user terminals sending the acknowledgment message reaches the th preset threshold, the uplink enhanced transmission is started.
The LTE system defines two dedicated channel resource units, namely a resource particle group REG and a control channel unit CCE, <tttranslation = one ">t-l/t &tttcces, consisting of 9 REGs.
In the specific implementation, the number of CCEs occupied by the downlink common control channel depends on the downlink channel environment where the UE is located, and for a user terminal with a good downlink channel environment, the eNodeB may only need to allocate CCEs, while for a user terminal with a poor downlink channel environment, the eNodeB may need to allocate as many as 8 CCEs.
Optionally, counting the number of user terminals currently sending the acknowledgement message, and calculating the number of channel resources occupied by the current downlink common control channel, and when the number of user terminals sending the acknowledgement message reaches the th preset threshold and the number of channel resources occupied by the downlink common control channel reaches the second preset threshold, starting uplink enhanced transmission.
Further , the sending unit 602 is further configured to send, to the user equipment, indication information for starting uplink enhanced transmission, so that the user equipment performs uplink data transmission through the started uplink enhanced transmission.
By adopting the embodiment of the invention, the base station firstly sends the preset starting condition of the uplink enhanced transmission to the user terminal, when the user terminal respectively confirms that the current data service condition accords with the starting condition, the user terminal sends the confirmation message to the base station, then the base station calculates the current channel resource quantity or the quantity of the user terminals sending the confirmation message according to the confirmation message, and starts the uplink enhanced transmission according to the calculated result, thereby ensuring that the uplink enhanced transmission is more reasonable and efficient to use, and more effectively improving the utilization rate of the uplink data channel.
Referring to fig. 7, fig. 7 is a schematic structural diagram of types of user terminals for starting uplink enhanced transmission according to the present invention, as shown in the figure, a user terminal in an embodiment of the present invention includes:
a receiving unit 701, configured to receive a preset starting condition for uplink enhanced transmission sent by a base station, where the starting condition includes that a data service in an active state in a user terminal in a connected state includes a specified data service, a ratio of a number of the specified data services in the active state in the user terminal in the connected state to all data services in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the user terminal in the connected state is not lower than a preset limit, but is not limited to the above starting condition.
A processing unit 702, configured to determine whether a current data service status meets the start condition.
In a specific implementation, after receiving the start conditions, the user terminal may determine whether its data service status meets or more of the start conditions, and if it meets or more of the start conditions, send a confirmation message to the base station, and if it does not meet of the start conditions, track and check its data service status in real time until its data service status meets or more of the start conditions.
A sending unit 703, configured to send a confirmation message to the base station to confirm starting of the uplink enhanced transmission when it is confirmed that the current data service meets the starting condition.
Optionally, when it is determined that the current data service meets the start condition, a confirmation message is sent to the base station through an MAC control information unit. The MAC control information element is used for transmitting a message of the MAC layer, and the user terminal can use the MAC control information element to inform the eNodeB of the size of data to be currently transmitted. In the MAC PDU format, a MAC header precedes a MAC control information element, and an LCID in the MAC header may be used to indicate a message type of the MAC control information element.
Optionally, when it is determined that the current data service meets the start condition, a confirmation message is sent to the base station through a dedicated signaling. The dedicated signaling may instruct the ue and the base station to establish a temporary communication channel and operate cooperatively.
Optionally, when it is determined that the current data service conforms to the start condition, sending a scheduling request carrying a confirmation message to the base station, where the scheduling request is scrambled using a radio network identifier RNTI, and the radio network identifier RNTI is sent through a high-level signaling and is used to distinguish the scheduling request sent by the user terminal. In a specific implementation, each user terminal may periodically send a scheduling request at a fixed position of a PUCCH channel preconfigured by the eNodeB, thereby requesting scheduling resources from the eNodeB. The scheduling request is transmitted in a code division multiplexing mode, and a plurality of user terminals can occupy the same time-frequency resource and are distinguished by different code words.
It should be noted that, in the three ways of sending the acknowledgement message, the speed of sending the acknowledgement message through the scheduling request is fastest, and the speed of sending the acknowledgement message through the dedicated signaling is slowest.
Further , the receiving unit 701 is further configured to receive indication information for starting uplink enhanced transmission sent by the base station, and the processing unit 702 is further configured to perform uplink data transmission through the started uplink enhanced transmission according to the indication information.
By adopting the embodiment of the invention, the base station firstly sends the preset starting condition of the uplink enhanced transmission to the user terminal, when the user terminal respectively confirms that the current data service condition accords with the starting condition, the user terminal sends the confirmation message to the base station, then the base station calculates the current channel resource quantity or the quantity of the user terminals sending the confirmation message according to the confirmation message, and starts the uplink enhanced transmission according to the calculated result, thereby ensuring that the uplink enhanced transmission is more reasonable and efficient to use, and more effectively improving the utilization rate of the uplink data channel.
Fig. 8 is a schematic structural diagram of base stations in an eighth embodiment of the present invention, as shown in the figure, the base station may include at least processors 801, such as CPUs, at least receivers 803, at least memories 804, at least transmitters 805, and at least communication buses 802, where the processing units in the base stations may be the processors 801, the receiving units may be the receivers 803, and the transmitting units may be the transmitters 805, where the communication buses 802 are used to implement connection communication between these components, where the receivers 803 and transmitters 805 of the base stations in the embodiment of the present invention may be wireless devices, such as including antenna devices, for communicating signaling or data with other node devices, the memories 804 may be high-speed RAM memories, or non-volatile memories (non-volatile memories), such as at least disk memories, the memories 804 may also be at least storage devices located away from the aforementioned processors, sets of program codes are stored in the memories 804, and the processors are used to invoke the program codes stored in the memories to perform the following operations:
sending a preset starting condition of uplink enhanced transmission to a user terminal;
acquiring a confirmation message sent by the user terminal when confirming that the current data service conforms to the starting condition;
and starting the uplink enhanced transmission according to the confirmation message.
FIG. 9 is a schematic diagram of types of user terminals according to a ninth embodiment of the present invention, as shown in the drawing, the user terminals may include at least processors 901, such as CPUs, at least receivers 903, at least memories 904, at least transmitters 905, and at least communication buses 902. the processing units in the user terminals may be the processors 901, the receiving units may be the receivers 903, and the transmitting units may be the transmitters 905. the communication buses 902 are used for connecting and communicating these components. in the embodiment of the present invention, the receivers 903 and the transmitters 905 of the base stations may be wireless devices, such as including antenna devices, for communicating signaling or data with other node devices.A memory may be a high-speed RAM 904, or a non-volatile memory (non-volatile memory), such as at least disk memories, and optionally at least memory devices located away from the processors 901. the memories 904 may store sets of program codes, and the processors are used for calling the program codes stored in the memory devices to perform the following operations:
receiving a preset starting condition of uplink enhanced transmission sent by a base station;
determining whether the current data service condition meets the starting condition;
and when the current data service is confirmed to accord with the starting condition, sending a confirmation message to the base station to confirm the starting of the uplink enhanced transmission.
It should be noted that, for the sake of simplicity, the aforementioned method embodiments are all expressed as series of action combinations, but those skilled in the art should understand that the present invention is not limited by the described action sequence, because some steps can be performed in other sequences or simultaneously according to the present invention.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
It will be understood by those skilled in the art that all or part of the steps in the methods of the above embodiments may be implemented by associated hardware instructed by a program stored in computer readable storage medium, which may include flash Memory, Read-Only Memory (ROM), Random Access Memory (RAM), magnetic or optical disk, etc.
The content downloading method, the related device and the system provided by the embodiment of the present invention are described in detail above, a specific example is applied in the present disclosure to explain the principle and the embodiment of the present invention, the description of the above embodiment is only used to help understand the method and the core idea of the present invention, meanwhile, for those skilled in the art , there is a change in the specific embodiment and the application scope according to the idea of the present invention, and in conclusion, the content of the present description should not be understood as a limitation to the present invention.
Claims (24)
1, method for starting up enhanced uplink transmission, the method comprising:
sending a preset starting condition of uplink enhanced transmission to a user terminal, wherein the starting condition comprises that data services in an activated state in the user terminal in a connection state comprise designated data services, the ratio of the number of the designated data services in the activated state in the user terminal in the connection state to the number of all the data services in the activated state is greater than a preset ratio, and the signal-to-noise ratio of a pilot channel of the user terminal in the connection state is not lower than at least of preset limits, wherein the uplink enhanced transmission refers to the reservation of partial uplink resources, so that the user equipment sends a reservation request on the partial uplink resources in a competition manner, and if the request is successful, the user equipment is instructed to continue to use the partial uplink resources;
acquiring a confirmation message sent by the user terminal when confirming that the current data service conforms to the starting condition;
and starting uplink enhanced transmission according to the confirmation message, wherein the method comprises the steps of counting the number of the user terminals which send the confirmation message at present, calculating the number of the channel resources occupied by the common downlink control channel at present, and starting the uplink enhanced transmission when the number of the user terminals which send the confirmation message reaches th preset threshold value and the number of the channel resources occupied by the common downlink control channel reaches a second preset threshold value.
2. The method of claim 1, wherein after the initiating the uplink enhanced transmission according to the acknowledgement message, further comprising:
and sending indication information for starting the uplink enhanced transmission to the user terminal.
3. The method of claim 1, wherein the obtaining the confirmation message sent by the user terminal when confirming that the current data service meets the start condition comprises:
and acquiring a confirmation message sent by the user terminal through an MAC control information unit when the user terminal confirms that the current data service conforms to the starting condition.
4. The method of claim 1, wherein the obtaining the confirmation message sent by the user terminal when confirming that the current data service meets the start condition comprises:
and acquiring a confirmation message sent by the user terminal through a special signaling when the user terminal confirms that the current data service conforms to the starting condition.
5. The method of claim 1, wherein the obtaining the confirmation message sent by the user terminal when confirming that the current data service meets the start condition comprises:
and acquiring a scheduling request carrying the confirmation message and sent by the user terminal when the user terminal confirms that the current data service conforms to the starting condition, wherein the scheduling request is scrambled by using a radio network identifier (RNTI) which is used for distinguishing the scheduling request sent by the user terminal.
6. The method according to any one of claims 1-5 and , wherein the initiating uplink enhanced transmission according to the acknowledgement message comprises:
counting the number of the user terminals sending the confirmation messages;
and when the number of the user terminals sending the confirmation messages reaches th preset threshold value, starting uplink enhanced transmission.
7. The method according to any one of claims 1-5 and , wherein the initiating uplink enhanced transmission according to the acknowledgement message comprises:
calculating the channel resource quantity occupied by the current downlink common control channel;
and when the number of the channel resources occupied by the downlink common control channel reaches a second preset threshold value, starting uplink enhanced transmission.
8, method for starting up enhanced uplink transmission, the method comprising:
receiving preset starting conditions of uplink enhanced transmission sent by a base station, wherein the starting conditions comprise that data services in an activated state in a user terminal in a connection state comprise designated data services, the ratio of the number of the designated data services in the activated state in the user terminal in the connection state to the number of all the data services in the activated state is greater than a preset ratio, and the signal-to-noise ratio of a pilot channel of the user terminal in the connection state is not lower than at least of preset limits, wherein the uplink enhanced transmission refers to the reservation of part of uplink resources, so that the user equipment sends a reservation request on the part of uplink resources in a competition manner, and if the request is successful, the user equipment is instructed to continue to use the part of uplink resources;
determining whether the current data service condition meets the starting condition;
and when the current data service is confirmed to accord with the starting condition, sending a confirmation message to the base station to confirm the starting of the uplink enhanced transmission, wherein the confirmation message is used for the base station to count that the number of the user terminals sending the confirmation message reaches an th preset threshold value and the number of the channel resources occupied by the downlink common control channel reaches a second preset threshold value to start the uplink enhanced transmission.
9. The method of claim 8, wherein after sending an acknowledgement message to the base station to acknowledge starting of uplink enhanced transmission when it is confirmed that the current data service meets the start condition, further comprising:
receiving indication information for starting uplink enhanced transmission sent by the base station;
and carrying out uplink data transmission through the started uplink enhanced transmission according to the indication information.
10. The method according to claim 8 or 9, wherein the sending a confirmation message to the base station to confirm starting of uplink enhanced transmission when it is confirmed that the current data service meets the starting condition comprises:
and when the current data service is confirmed to meet the starting condition, sending a confirmation message to the base station through an MAC control information unit.
11. The method according to claim 8 or 9, wherein the sending a confirmation message to the base station to confirm starting of uplink enhanced transmission when it is confirmed that the current data service meets the starting condition comprises:
and when the current data service is confirmed to meet the starting condition, sending a confirmation message to the base station through a special signaling.
12. The method according to claim 8 or 9, wherein the sending a confirmation message to the base station to confirm starting of uplink enhanced transmission when it is confirmed that the current data service meets the starting condition comprises:
and when the current data service is confirmed to accord with the starting condition, sending a scheduling request carrying a confirmation message to the base station, wherein the scheduling request is scrambled by using a radio network identifier (RNTI), and the RNTI is used for distinguishing the scheduling request sent by the user terminal.
13, base station, characterized in that, the base station comprises:
a sending unit, configured to send a preset starting condition of uplink enhanced transmission to a user equipment, where the starting condition includes that a data service in an active state in a user terminal in a connected state includes a specified data service, a ratio of a number of the specified data services in the active state in the user terminal in the connected state to a number of all data services in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the user terminal in the connected state is not lower than at least of a preset limit, where the uplink enhanced transmission refers to reservation of a part of uplink resources, so that the user equipment sends a reservation request on the part of uplink resources in a contention manner, and if the request is successful, indicates the user equipment to continue to use the part of uplink resources;
a receiving unit, configured to acquire a confirmation message sent by the user terminal when confirming that the current data service conforms to the start condition;
and the processing unit is used for starting uplink enhanced transmission according to the confirmation message, and comprises the steps of counting the number of the user terminals which send the confirmation message at present, calculating the number of the channel resources occupied by the common downlink control channel at present, and starting uplink enhanced transmission when the number of the user terminals which send the confirmation message reaches th preset threshold value and the number of the channel resources occupied by the common downlink control channel reaches a second preset threshold value.
14. The base station of claim 13,
the sending unit is further configured to send, to the user terminal, indication information for starting uplink enhanced transmission.
15. The base station of claim 13,
the receiving unit is specifically configured to acquire a confirmation message sent by the user terminal through the MAC control information unit when confirming that the current data service meets the start condition.
16. The base station of claim 13,
the receiving unit is specifically configured to acquire a confirmation message sent by the user terminal through a dedicated signaling when the user terminal confirms that the current data service meets the start condition.
17. The base station of claim 13,
the receiving unit is specifically configured to obtain a scheduling request carrying the acknowledgement message, which is sent by the user terminal when it is determined that the current data service meets the start condition, where the scheduling request is scrambled using a radio network identifier RNTI, and the radio network identifier RNTI is used to distinguish the scheduling request sent by the user terminal.
18. The base station of any of claims 13-17,
the processing unit is specifically configured to count the number of the user terminals currently sending the acknowledgment message, and start uplink enhanced transmission when the number of the user terminals sending the acknowledgment message reaches th preset threshold.
19. The base station of any of claims 13-17,
the processing unit is specifically configured to calculate the number of channel resources occupied by the current downlink common control channel; and when the number of the channel resources occupied by the downlink common control channel reaches a second preset threshold value, starting uplink enhanced transmission.
20, user terminal, characterized in that, the user terminal comprises:
a receiving unit, configured to receive a preset starting condition of uplink enhanced transmission sent by a base station, where the starting condition includes that a data service in an active state in a user terminal in a connected state includes a specified data service, a ratio of a number of the specified data services in the active state in the user terminal in the connected state to a number of all the data services in the active state is greater than a preset ratio, and a signal-to-noise ratio of a pilot channel of the user terminal in the connected state is not lower than at least of a preset limit value, where the uplink enhanced transmission refers to reserving a part of uplink resources, so that the user equipment sends a reservation request on the part of uplink resources in a contention manner, and if the request is successful, indicates the user equipment to continue to use the part of uplink resources;
the processing unit is used for confirming whether the current data service state meets the starting condition or not;
and the sending unit is used for sending a confirmation message to the base station to confirm the start of the uplink enhanced transmission when the current data service is confirmed to meet the starting condition, wherein the confirmation message is used for counting that the quantity of the user terminals sending the confirmation message reaches an th preset threshold value and the quantity of the channel resources occupied by the downlink common control channel reaches a second preset threshold value by the base station to start the uplink enhanced transmission.
21. The user terminal of claim 20,
the receiving unit is further configured to receive indication information for starting uplink enhanced transmission, which is sent by the base station;
and the processing unit is further configured to perform uplink data transmission through the started uplink enhanced transmission according to the indication information.
22. The user terminal of claim 20 or 21,
the sending unit is specifically configured to send a confirmation message to the base station through the MAC control information unit when it is confirmed that the current data service meets the start condition.
23. The user terminal of claim 20 or 21,
the sending unit is specifically configured to send a confirmation message to the base station through a dedicated signaling when it is confirmed that the current data service meets the start condition.
24. The user terminal of claim 20 or 21,
the sending unit is specifically configured to send a scheduling request carrying a confirmation message to the base station when it is confirmed that the current data service conforms to the start condition, where the scheduling request is scrambled using a predefined radio network identifier RNTI, and the radio network identifier RNTI is used to distinguish the scheduling request sent by the user terminal.
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| PCT/CN2014/080211 WO2015192342A1 (en) | 2014-06-18 | 2014-06-18 | Method and related device for activating enhanced uplink transmission |
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