WO2016206553A1 - Procédé et dispositif d'activation et désactivation de porteuse - Google Patents

Procédé et dispositif d'activation et désactivation de porteuse Download PDF

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Publication number
WO2016206553A1
WO2016206553A1 PCT/CN2016/085815 CN2016085815W WO2016206553A1 WO 2016206553 A1 WO2016206553 A1 WO 2016206553A1 CN 2016085815 W CN2016085815 W CN 2016085815W WO 2016206553 A1 WO2016206553 A1 WO 2016206553A1
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Prior art keywords
mac
indication
carrier
activation
deactivation
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PCT/CN2016/085815
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English (en)
Chinese (zh)
Inventor
王淑坤
许瑞锋
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北京信威通信技术股份有限公司
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Publication of WO2016206553A1 publication Critical patent/WO2016206553A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0096—Indication of changes in allocation
    • H04L5/0098—Signalling of the activation or deactivation of component carriers, subcarriers or frequency bands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Definitions

  • the present invention relates to the field of wireless communications, and in particular, to a method and apparatus for carrier activation or deactivation.
  • LTE Long Term Evolution
  • the main performance objectives of the LTE project include: providing a peak rate of 100 Mbps downstream and 50 Mbps upstream in the 20 MHz spectrum bandwidth, improving the performance of the cell edge users, increasing the cell capacity, and reducing the system delay.
  • the one-way transmission delay within the user plane is less than 5 ms.
  • the control plane migrates from sleep state to active state for less than 50ms, and the migration time from the resident state to the active state is less than 100ms; supports cell coverage with a radius of 100Km; and can provide access services of >100kbps for 350Km/h high-speed mobile users; Supports paired or unpaired spectrum; supports variable bandwidth, up to 20M bandwidth.
  • LTE adopts a single-layer flattened all-IP network structure in which an access network is formed by an eNB (Evolved Node B) on a network architecture.
  • eNB evolved Node B
  • the eNB includes a physical layer, a Medium Access Control (MAC) layer, a Radio Resource Control (RRC), scheduling, access control, bearer control, and access mobility management.
  • the eNB and the eNB will be directly interconnected by means of mesh (Mesh), and gradually approach the typical IP broadband network structure.
  • LTE adopts advanced wireless transmission technologies such as Orthogonal Frequency Division Multiplexing (OFDM), Multiple Input Multiple Output (MIMO), and channel-based link adaptation. Scheduling method and interference coordination technology. The user's rate and cell throughput are further improved, and cell edge performance is improved.
  • OFDM Orthogonal Frequency Division Multiplexing
  • MIMO Multiple Input Multiple Output
  • channel-based link adaptation Scheduling method and interference coordination technology.
  • the user's rate and cell throughput are further improved, and cell edge performance is improved.
  • CA Carrier Aggregation
  • Relay Aggregation Relay Aggregation
  • Multipoint Collaboration have been introduced in the LTE-A phase.
  • CoMP Coordinated Multipoint
  • eICIC enhanced inter-cell interference coordination
  • eICIC enhanced Inter-Cell Interference Coordination
  • the carrier aggregation technology was introduced into Enhanced LTE (LTE-A) in the LTE protocol version R10 phase.
  • LTE-A Enhanced LTE
  • the development to the current R13 phase requires support for 32-carrier aggregation. Since only the active state carrier can serve the user terminal (UE) for propagating data, the deactivated carrier cannot serve the UE. Therefore, how to determine the UE to activate/deactivate the carrier when applying the carrier aggregation technology for data transmission is one of the technical problems to be solved.
  • an embodiment of the present invention provides a method for carrier activation or deactivation, comprising: generating at least one medium access control MAC control unit CE for carrying a carrier activation or deactivation indication, wherein the at least one The MAC CE includes: a predetermined number of indication fields; each indication field corresponding to one carrier, respectively, for carrying an activation or deactivation state of the carrier corresponding to the indication field; and at least one generated for carrier bearer activation or deactivation The MAC CE that activated the indication is sent to the user terminal.
  • Embodiments of the present invention also provide a base station including: storage for storing instructions And a processor for executing instructions stored in the memory;
  • the instructions include the following instruction modules:
  • control unit generating module configured to generate, according to an activation or deactivation state of the carrier, at least one medium access control MAC control unit CE for carrying a carrier activation or deactivation indication;
  • a sending module configured to send, to the UE, at least one generated MAC CE for carrying a carrier activation or deactivation indication
  • the foregoing at least one MAC CE includes: a predetermined number of indication fields; each indication field respectively corresponds to one carrier, and is used to carry an activation or deactivation state of a carrier corresponding to the indication field.
  • an activation or deactivation indication greater than or equal to 8 carriers can be supported, which can meet the carrier activation or deactivation operation requirements of the 32 carrier aggregation scenario.
  • FIG. 1 is a flowchart of a method for activating or deactivating a carrier according to an embodiment of the present invention
  • FIG. 2 is a schematic diagram of a MAC CE according to an embodiment of the present invention.
  • 3A and 3B are schematic diagrams of a MAC CE according to an embodiment of the present invention.
  • 4A and 4B are schematic diagrams of a MAC CE according to an embodiment of the present invention.
  • 5A and 5B are respectively schematic diagrams of a MAC CE according to an embodiment of the present invention.
  • 6A, 6B, and 6C are schematic diagrams of MAC CEs according to an embodiment of the present invention.
  • FIG. 7 is a schematic diagram of an internal structure of an eNB according to an embodiment of the present invention.
  • FIG. 8 is a schematic diagram of an internal structure of a UE according to an embodiment of the present invention.
  • FIG. 1 mainly includes:
  • Step 101 Generate at least one MAC Control Unit (CE) for carrying a carrier activation or deactivation indication, where the at least one MAC CE includes: a predetermined number of indication fields.
  • CE MAC Control Unit
  • each indication field corresponds to one carrier, and is used to carry an activation or deactivation state of a carrier corresponding to the indication field.
  • the foregoing activation or deactivation indication indicates whether the carrier corresponding to the indication field is to be activated or to be deactivated.
  • each indication field For example, if the length of each indication field is 1 bit, it can be assumed that the value of the indication field is 0 to indicate that the corresponding carrier is to be activated; and the value of the indication field is 1 to indicate that the corresponding carrier is to be deactivated. of. Thereby, the eNB can determine the value of the indication field corresponding to each carrier according to the activation or deactivation state of the carrier, so that the MAC CE for carrying the carrier activation or deactivation indication can be generated.
  • the predetermined number may be greater than or equal to 8, for example, 31.
  • Step 102 Generate at least one generated carrier carrier activation or deactivation indication
  • the MAC CE is sent to the user terminal (UE).
  • the UE after receiving the MAC CE from the eNB for carrying the carrier activation or deactivation indication, the UE will first read the carrier activation or deactivation indication carried by each indication field in the foregoing MAC CE, and according to each indication.
  • the activation or deactivation indication of the field bearer determines the activation or deactivation state of the carrier corresponding to each indication field; then the carrier is activated or deactivated according to the activation or deactivation state of each carrier. For example, if at least one MAC CE received by the UE includes 31 indication fields, the UE may determine an activation or deactivation state of the corresponding 31 carriers according to the values of the 31 indication fields.
  • the corresponding carrier is activated; and if the value of the indication field is 0, it means that the corresponding carrier is to be deactivated. Then, the corresponding carrier is activated or deactivated according to the values of the 31 indication fields.
  • the at least one MAC CE may be a newly defined MAC CE.
  • carrier aggregation required to support at least 32 carriers is specified in the LTE version R13. Since the number of the primary carrier Pcell is 0, it is always in an active state and cannot be activated and deactivated. Therefore, the MAC in this embodiment The CE will contain 31 indicator fields.
  • FIG. 2 shows the structure of such a MAC CE according to an embodiment of the present invention.
  • the MAC CE includes a total of 31 indication fields C1 C C31 and a reserved field R, where each indication field C1 C C31 and the reserved field R are 1 bit in length, and therefore, the MAC The CE contains a total of 32 bits.
  • the 31 indication fields C1 to C31 correspond to 31 carriers (for example, the carrier index number is 1 to 31), and are used to carry an activation or deactivation indication of the corresponding carrier (the carrier index number is 1 to 31).
  • the logical channel identifier (ID) of the MAC CE may be The logical channel ID: 11011 of the existing MAC CE for carrying the carrier activation or deactivation indication is used to identify itself as a carrier activation or deactivation MAC CE.
  • the UE can determine, according to the current protocol version, whether the length of the MAC CE is 8 bits that are conventionally defined or 32 bits that are newly defined in this embodiment. For example, when the UE detects that the logical channel ID is 11011, the UE can know that the MAC CE is a carrier to activate or deactivate the MAC CE, and when the UE detects that the current LTE version is R13, the MAC CE can be determined. The length is 32 bits instead of 8 bits. Then, the UE will determine the activation or deactivation state of 31 carriers according to the value of the 31 indication fields of the MAC CE, and activate or deactivate the carrier accordingly.
  • a new MAC CE logical channel ID may also be defined for the MAC CE to identify that the MAC CE is a carrier active or deactivated MAC CE whose length is 32 bits.
  • the UE when receiving the MAC CE, the UE first detects its logical channel ID, and if the detected logical channel ID is a newly defined logical channel ID for the carrier activated or deactivated MAC CE, the received MAC CE can be determined. It is a newly defined carrier with a length of 32 bits to activate or deactivate the MAC CE. Then, the UE determines the activation or deactivation status of the 31 carriers corresponding to the 31 indication fields according to the values of the 31 indication fields carried by the MAC CE, and performs corresponding activation or deactivation operations on the carriers.
  • an indication field C1 to C31 in a carrier activation or deactivation MAC CE as shown in FIG. 2 is 011011011010101010101010101010, respectively, carriers indicating carrier index numbers 2, 4, 6, ..., and 30 are to be activated. Carriers with carrier index numbers 1, 3, 5, ..., and 31 are to be deactivated.
  • the carrier aggregation of the 31 carriers required by the LTE version R13 can be supported by the MAC CE CE that defines a new structure to carry the activation or deactivation indication of the 31 carriers, and the length of the MAC CE is only 32 bits. Therefore, the current cost is very low.
  • two MAC CEs may be utilized to carry an activation or deactivation indication of 31 carriers.
  • One MAC CE can activate or deactivate the MAC CE for a carrier with a logical channel ID of 11011 and a length of 8 bits, and its structure can be as shown in FIG. 3A.
  • the MAC CE shown in FIG. 3A is referred to as a first MAC CE.
  • the first MAC CE includes a total of seven indication fields C1 to C7 and a reserved field R, wherein each of the indication fields C1 to C7 and the reserved field R are 1 bit, that is, the first MAC address.
  • a MAC CE has a total of 8 bits.
  • the seven indication fields C1 to C7 correspond to seven carriers (for example, the carrier index number is 1 to 7), and are used to carry an activation or deactivation indication of the corresponding carrier (the carrier index number is 1 to 7).
  • carrier aggregation is required to support 32 carriers. Therefore, only the first MAC CE shown in FIG. 3A cannot complete the activation or deactivation indication of 31 carriers, so it is also required to be defined.
  • the new second MAC CE completes the activation or deactivation indication of 31 carriers together with the first MAC CE shown in FIG. 3A.
  • FIG. 3B shows the structure of the second MAC CE according to the embodiment of the present invention.
  • the second MAC CE includes a total of 24 indication fields C8-C31, each indication field is 1 bit, and the second MAC CE has 24 bits.
  • the 24 indication fields C8-C31 correspond to 24 carriers (for example, the carrier index number is 8 to 31), and are used to carry the activation or deactivation indication of the corresponding carrier (the carrier index number is 8 to 31).
  • a new MAC CE logical channel ID may be defined for the second MAC CE to identify that the MAC CE is a carrier active or deactivated MAC CE whose length is 24 bits.
  • the UE first detects the logical channel ID of the received MAC CE. For example, when receiving the MAC CE with the logical channel ID of 11011, the MAC CE can be determined to be the first MAC CE shown in FIG. 3A.
  • the UE is receiving After the MAC CE of the logical channel ID newly defined for the second MAC CE, it may be determined that the MAC CE is a carrier active or deactivated MAC CE of 24 bits in length (the second MAC CE shown in FIG. 3B). Then, the UE determines the activation or deactivation state of the 24 carriers whose carrier index numbers are 8 to 31 according to the values of the 24 indication fields of the MAC CE. After determining the activation or deactivation status of the 31 carriers, the UE may activate or deactivate the carrier accordingly.
  • the UE receives the first MAC CE and the second MAC CE. Thereafter, it can be determined that carriers with carrier index numbers of 2, 4, 6, ..., and 30 are to be activated, and carriers with carrier index numbers of 1, 3, 5, ..., and 31 are to be deactivated.
  • the above embodiment is to perform activation or deactivation indication of 31 carriers by using two MAC CEs with different logical channel IDs, and can support carrier aggregation of 32 carriers required by LTE version R13, and the length of two MAC CEs. Adding a total of 32 bits, the current cost is very small.
  • more than two MAC CEs may be utilized to carry an activation or deactivation indication of 31 carriers.
  • the following embodiment provides the use of three MACs.
  • the CE carries an example of 31 carrier activation or deactivation indications.
  • One MAC CE can activate or deactivate the MAC CE for a carrier with a logical channel ID of 11011 and a length of 8 bits.
  • the structure can still refer to FIG. 3A.
  • the MAC CE is also referred to as a first MAC CE.
  • the seven indication fields C1 to C7 in the MAC CE correspond to seven carriers (for example, the carrier index number is 1 to 7), and are used to carry an activation or deactivation indication of the corresponding carrier (the carrier index number is 1 to 7).
  • the second MAC CE includes a total of 16 indication fields C8-C23, wherein each indication field is 1 bit, and the second MAC CE has a total of 16 bits.
  • the 16 indication fields C8 to C23 correspond to 16 carriers (for example, the carrier index number is 8 to 23), and are used to carry an activation or deactivation indication of the corresponding carrier (the carrier index number is 8 to 23).
  • the third MAC CE includes a total of eight indication fields C24-C31, wherein each indication field is 1 bit, and the second MAC CE has a total of 8 bits.
  • the eight indication fields C24-C31 correspond to eight carriers (for example, the carrier index number is 24 to 31), and are used to carry an activation or deactivation indication of the corresponding carrier (the carrier index number is 24 to 31).
  • two new MAC CE logical channel IDs may be defined for the second MAC CE and the third MAC CE to identify The two MAC CEs are activated or deactivated MAC CEs of length 16 bits and 8 bits, respectively. In this way, when receiving, the UE will first detect the logical channel ID. If the MAC CE with the logical channel ID 11011 is received, it can determine that the 7 carriers with the carrier index numbers 1 to 7 are activated or deactivated.
  • the UE receives the MAC CE of the logical channel ID newly defined for the second MAC CE, it can be determined that the MAC CE is a 16-bit carrier activated or deactivated MAC CE, that is, the second MAC CE. Then, the UE further determines an activation or deactivation state of 16 carriers whose carrier index numbers are 8 to 23 according to the value of the 16 indication fields of the MAC CE. If the UE receives the MAC CE of the logical channel ID newly defined for the third MAC CE, it may be determined that the MAC CE is a carrier activation or deactivation of 8 bits in length. MAC CE, which is the third MAC CE.
  • the UE determines the activation or deactivation state of the eight carriers whose carrier index numbers are 24 to 31 according to the values of the eight indication fields of the MAC CE. After determining the activation or deactivation status of the 31 carriers, the UE may perform a corresponding activation or deactivation operation.
  • the UE may determine that carriers with carrier index numbers 2, 4, 6, ..., and 30 are to be activated, and the carrier index number is 1.
  • the carriers of 3, 5, ..., and 31 are to be deactivated.
  • the foregoing embodiment performs the activation or deactivation indication of 31 carriers by using three MAC CEs with different logical channel IDs, and can support carrier aggregation of 32 carriers required by the LTE version R13, and the total of the three MAC CEs.
  • the length is only 32 bits, and the overhead is very small.
  • the above embodiment performs activation or deactivation of 31 carriers by three MACCEs having different logical channel IDs.
  • another embodiment of the present invention also provides a method for carrying an activation or deactivation indication of 31 carriers by using three MAC CEs, and only needs to occupy two logical channel IDs. .
  • one MAC CE may activate or deactivate the MAC CE for a carrier with a logical channel ID of 11011 and a length of 8 bits, and its structure can still refer to FIG. 3A.
  • the MAC CE is still referred to as the first MAC CE.
  • the seven indication fields C1 to C7 correspond to seven carriers (for example, the carrier index number is 1 to 7), and are used to carry an activation or deactivation indication of the corresponding carrier.
  • the first MAC CE shown in FIG. 3A cannot complete the activation or deactivation indication of 31 carriers, so it is also necessary to define a new second MAC CE and a third MAC CE and the first shown in FIG. 3A.
  • the MAC CE completes the activation or deactivation indication of 31 carriers together.
  • the carrier corresponding to the indication field of the second MAC CE is C8 to C22, and the carrier corresponding to the indication field of the third MAC CE is C23 to C31.
  • the lengths of the second MAC CE and the third MAC CE are both 16 bits.
  • the second MAC CE includes a total of 15 indication fields C8-C22 and an identification field RI for identifying that the MAC CE is a second MAC CE (carrier activation or deactivation indication carrying 15 carriers).
  • each of the indication fields C8 to C22 and the identification field RI are 1 bit, and thus the second MAC CE has a total of 16 bits.
  • the 15 indication fields C8-C22 correspond to 15 carriers (for example, the carrier index number is 8-22), and are used to carry the activation or deactivation indication of the corresponding carrier.
  • the carrier index number is 8-22
  • the third MAC CE includes a total of nine indication fields C23-C31 and an identification field RI for identifying that the MAC CE is a third MAC CE (carrier activation or deactivation indication carrying 9 carriers).
  • the remaining 6 fields are reserved fields R.
  • Each of the fields is 1 bit, so the third MAC CE has a total of 16 bits.
  • the nine indicator fields C23-C31 correspond to nine carriers (for example, the carrier index number is 23 to 31), and are used to carry an activation or deactivation indication of the corresponding carrier.
  • a new and shared MAC CE logical channel ID may be defined for the second MAC CE and the third MAC CE to identify that the two MAC CEs are 16-bit carrier activation. Or deactivate MAC CE.
  • the second MAC CE and the third MAC CE are distinguished by the identifier field RI. For example, if the identifier field RI is 0, the MAC CE is the second MAC CE, that is, the carrier index number is 8 to The activation or deactivation state of the carrier of 22; If the field RI is 1, the MAC CE is identified as the third MAC CE, that is, the activation or deactivation state of the carrier indicating the carrier index number 23 to 31.
  • the UE when receiving, the UE will first detect the logical channel ID. If the MAC CE with the logical channel ID of 11011 is received, it can determine the activation or deactivation indication of the seven carriers carrying the carrier index numbers 1-7. . When the MAC CE of the logical channel ID newly defined for the second MAC CE and the third MAC CE is received, it may be determined that the MAC CE is a carrier activation or deactivation MAC CE with a length of 16 bits. Then, the UE determines whether the MAC CE is the second MAC CE or the third MAC CE according to the identifier field RI of the MAC CE.
  • the activation or deactivation state of the 15 carriers whose carrier index numbers are C8 to C22 can be determined according to the values of the 15 indication fields. If it is the third MAC CE, the activation or deactivation state of the nine carriers whose carrier index numbers are C23 to C31 can be determined according to the values of the nine indication fields. After determining the activation or deactivation status of the 31 carriers, the UE may perform a corresponding activation or deactivation operation.
  • the UE may determine that carriers with carrier index numbers 2, 4, 6, ..., and 30 are to be activated, and the carrier index number is 1.
  • the carriers of 3, 5, ..., and 31 are to be deactivated.
  • the foregoing embodiment implements activation or deactivation indication of 31 carriers by using three MAC CEs, and can support carrier aggregation of 32 carriers required by the LTE version R13.
  • the three MAC CEs only need to occupy two logical channel IDs, and the second and third MAC CEs are distinguished by the identification field RI.
  • three MAC CEs are also utilized to carry an activation or deactivation indication of 31 carriers. And these three MAC CEs can occupy the same Logical channel ID without defining a new logical channel ID.
  • one MAC CE may activate or deactivate the MAC CE for a carrier with a logical channel ID of 11011 and a length of 8 bits, and its structure is referred to FIG. 6A.
  • the MAC CE is referred to as a first MAC CE.
  • seven indicator fields C1 to C7 correspond to seven carriers for carrying an activation or deactivation indication of the corresponding carrier.
  • carrier aggregation is required to support 32 carriers. Therefore, only the first MAC CE shown in FIG. 6A cannot complete the activation or deactivation indication of 31 carriers, so it is also required to be defined.
  • the new second MAC CE and the third MAC CE complete the activation or deactivation indication of 31 carriers together with the first MAC CE shown in FIG. 6A.
  • the carrier corresponding to the indication field carried by the second MAC CE is C8 to C21
  • the carrier corresponding to the indication field carried by the third MAC CE is C22 to C31.
  • the lengths of the second MAC CE and the third MAC CE are both 16 bits.
  • the second MAC CE includes a total of 14 indication fields C8-C21 and a length field L for identifying the length of the MAC CE and an identifier field RI for identifying that the MAC CE is the second MAC.
  • CE where each indication field is 1 bit, and the second MAC CE has a total of 16 bits.
  • the 14 indication fields C8-C21 correspond to 14 carriers, and are used to carry an activation or deactivation indication of the corresponding carrier. As shown in FIG.
  • the third MAC CE includes a total of 10 indication fields C22-C31, a length field L, and an identification field RI for identifying that the MAC CE is a third MAC CE and four reserved fields R. Each of the fields is 1 bit, and the second MAC CE has a total of 16 bits.
  • the 10 indication fields C22-C31 correspond to 10 carriers, and The activation or deactivation indication of the carrier corresponding to the bearer.
  • the logical MAC addresses of the second MAC CE and the third MAC CE are the same as the first MAC CE, wherein the first MAC CE can be from the second MAC CE and the third MAC CE through the length field L. differentiate.
  • the second MAC CE and the third MAC CE are distinguished by the identifier field RI. For example, if the length field L is 0, the length of the MAC CE is 8 bits, and if the length field L of the MAC CE whose logical channel ID is 11011 is 0, the MAC CE is necessarily the first MAC CE. On the other hand, if the length field L is 1, it indicates that the length of the MAC CE is 16 bits, and the MAC CE may be the second MAC CE or the third MAC CE.
  • the identification field RI of the MAC CE is distinguished by the identification field RI of the MAC CE. For example, if the identifier field RI is 0, it indicates that the MAC CE is the second MAC CE, that is, the activation or deactivation state of the carrier indicating the carrier index number is 8-21; and the identifier field RI is 1, the identifier is The MAC CE is a third MAC CE, that is, an activation or deactivation state for indicating a carrier with a carrier index number of 22 to 31.
  • the UE may first read the length field L to determine the length of the MAC CE. If the length field L is 0, the MAC CE may be determined to be the first MAC CE and The activation or deactivation indication of 7 carriers with carrier index numbers C1 to C7 is carried. If the length field L is 1, it can be determined that the MAC CE is a 16-bit carrier activated or deactivated MAC CE. Then, the UE determines whether the MAC CE is the second MAC CE or the third MAC CE according to the identifier field RI of the MAC CE.
  • the activation or deactivation state of the 14 carriers whose carrier index numbers are C8-C21 can be determined according to the values of the 14 indication fields. If it is the third MAC CE, it can be based on 10 indication fields. The value determines the activation or deactivation state of the nine carriers whose carrier index numbers are C22 to C31. After determining the activation or deactivation status of the 31 carriers, the UE may perform a corresponding activation or deactivation operation.
  • the UE may determine that carriers with carrier index numbers 2, 4, 6, ..., and 30 are to be activated, and the carrier index number is 1.
  • the carriers of 3, 5, ..., and 31 are to be deactivated.
  • the above embodiment can complete the activation or deactivation indication of the 31 carriers by using the three MAC CEs, and can support the carrier aggregation of the 32 carriers required by the LTE version R13, and the logical channel IDs of the three MAC CEs can be the same. Therefore, the changes to the protocol are minimal.
  • the foregoing program may be stored in a computer readable storage medium, and the program is executed when executed.
  • the foregoing steps include the steps of the foregoing method embodiments; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.
  • an embodiment of the present invention further provides an eNB that performs the above method.
  • Figure 7 shows the structure of the eNB.
  • the eNB according to the embodiment of the present invention includes: a memory 701 for storing instructions and a processor 702 for executing instructions stored in the memory.
  • the above-mentioned instruction includes the following instruction module: the control unit generating module 7011 is configured to generate, according to the activation or deactivation state of the carrier, at least one MAC CE for carrying the carrier activation or deactivation indication, where the at least one MAC CE includes: Determining a number of indication fields; and transmitting module 7012, configured to generate at least one MAC CE for carrying carrier activation or deactivation indication Send to the UE.
  • Each indication field corresponds to one carrier, and is used to carry an activation or deactivation state of a carrier corresponding to the indication field.
  • the foregoing activation or deactivation indication indicates whether the carrier corresponding to the indication field is to be activated or to be deactivated.
  • an embodiment of the present invention further provides a UE that performs the above method.
  • Figure 8 shows the structure of the UE.
  • the UE according to the embodiment of the present invention includes a memory 801 for storing instructions and a processor 802 for executing instructions stored in the memory.
  • the above instruction includes an instruction module: a receiving module 8011, configured to receive, from an eNB, a MAC CE for carrying a carrier activation or deactivation indication; wherein, the MAC CE for carrying a carrier activation or deactivation indication includes an indication field, and each The indication field is respectively corresponding to one carrier, and is used to carry an activation or deactivation state of the carrier corresponding to the indication field.
  • the configuration module 8012 is configured to determine, according to the indication field in the MAC CE that is used to receive the carrier activation or deactivation indication. The carrier activation or deactivation status corresponding to each indication field.
  • the carrier activation or deactivation indication can be completed by the foregoing eNB and the UE, that is, carrier aggregation of 32 carriers required by the LTE version R13 can be supported.

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Abstract

La présente invention concerne un procédé d'activation et de désactivation d'une porteuse. Le procédé comprend les étapes consistant à : générer au moins un élément de commande (CE) de commande d'accès au support (MAC) pour contenir une instruction d'activation/désactivation de porteuse, le ou les CE MAC comprenant un nombre prédéterminé de champs d'instruction correspondant chacun à une porteuse et contenant un état d'activation/désactivation de la porteuse correspondante ; et envoyer à un terminal client le ou les CE MAC générés pour contenir l'instruction d'activation/de désactivation de porteuse. La présente invention concerne également une station de base prenant en charge l'activation et la désactivation de porteuse.
PCT/CN2016/085815 2015-06-26 2016-06-15 Procédé et dispositif d'activation et désactivation de porteuse WO2016206553A1 (fr)

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CN201510363458.8A CN106301732B (zh) 2015-06-26 2015-06-26 一种载波激活去激活的方法

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WO2019029683A1 (fr) * 2017-08-11 2019-02-14 电信科学技术研究院有限公司 Procédé et appareil de correspondance de détenteur, station de base et terminal

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CN114223164B (zh) * 2019-11-08 2023-10-31 Oppo广东移动通信有限公司 预配置授权cg状态的配置方法及相关设备

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