WO2013077554A1 - 인터밴드 tdd 전송 방식에서 사용자 단말의 전송 모드 정보를 송수신하는 방법 및 장치 - Google Patents
인터밴드 tdd 전송 방식에서 사용자 단말의 전송 모드 정보를 송수신하는 방법 및 장치 Download PDFInfo
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- WO2013077554A1 WO2013077554A1 PCT/KR2012/008524 KR2012008524W WO2013077554A1 WO 2013077554 A1 WO2013077554 A1 WO 2013077554A1 KR 2012008524 W KR2012008524 W KR 2012008524W WO 2013077554 A1 WO2013077554 A1 WO 2013077554A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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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
- H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2615—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid frequency-time division multiple access [FDMA-TDMA]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
- H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
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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
- H04L5/0092—Indication of how the channel is divided
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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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
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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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
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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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
Definitions
- the present invention relates to a method and apparatus for transmitting and receiving transmission mode information of a user terminal in an inter-band TDD transmission scheme. That is, the TDD transmission schemes between the bands are different, and information about whether the transmission mode of the user terminal performing TDD transmission in these different bands is half duplex or full duplex is determined by the base station or the base station. It will be described how to provide to the devices that perform the function of the base station and the devices implementing the same.
- LTE Long Term Evolution
- LTE-A Long Term Advanced
- 3GPP series High-speed and large-capacity communication systems that can transmit and receive various data such as video and wireless data, beyond voice-oriented services. Therefore, there is a demand for developing a technology capable of transmitting a large amount of data corresponding to a wired communication network.
- As a method for transmitting a large amount of data data can be efficiently transmitted through a plurality of CCs.
- TDD time division duplex
- data may be transmitted and received by dividing transmission (Tx) and reception (Reception, Rx) into time slots using specific frequency bands.
- Tx transmission
- Rx reception
- the timing of transmitting response information for data transmission and reception may be changed according to a method of setting uplink (Uplink, UL, or uplink) and downlink (Downlink, DL, or downlink) in the TDD system. .
- carrier aggregation carrier aggregation, or carrier combining, "CA"
- CA carrier combining, or carrier combining, "CA”
- the band to which each component carrier belongs may be different. have. That is, when carrier combining is performed in the interband scheme, if the TDD settings of the respective bands are different, restrictions on the transmission and reception subframe may be applied according to the transmission mode of the user terminal. However, no mechanism for sharing the transmission mode of the user terminal is currently presented.
- the carrier aggregated component carriers have a different TDD configuration and there is a conflicting subframe, depending on whether the transmission mode of the user terminal is a full duplex mode or a half-duplex mode, Allows you to determine whether to mute and how to send and receive.
- the information on the transmission mode of the user terminal is to be implemented to be signaled (signaling) between the base station and the user terminal.
- a method for receiving transmission mode information of a user terminal in an interband TDD transmission scheme is a base station for controlling two or more bands of different time division duplex (TDD) settings. Transmitting a message requesting a function of a user terminal, receiving a user terminal function information message including transmission mode function information of the user terminal in the two or more bands in response to the message from the user terminal; And setting, by the base station, the component carrier aggregation environment of the user terminal in accordance with the transmission mode function information, wherein the transmission mode function information is full-duplexed in the two or more bands by the user terminal. whether it is operating in duplex mode or half-duplex mode. Contains information.
- a user terminal may be provided from a network or a base station that controls two or more bands of different time division duplex (TDD) settings.
- TDD time division duplex
- Receiving a message requesting a function of the user terminal generating a user terminal function information message including transmission mode function information of the user terminal in the two or more bands, and sending the message to the network or the base station.
- transmitting the user terminal capability information message wherein the transmission mode functional information indicates whether the user terminal is operating in full-duplex mode or half-duplex in the two or more bands. Contains information about whether to operate in half-duplex mode.
- An apparatus for receiving transmission mode information of a user terminal in an interband TDD transmission scheme is a base station for controlling two or more bands of different time division duplex (TDD) settings.
- a control unit configured to set the component carrier aggregation environment of the user terminal in accordance with the transmission mode function information, wherein the transmission mode function information is a full-duplex mode in the two or more bands of the user terminal.
- Information about whether the system is operating in full or half-duplex mode It includes.
- an apparatus for transmitting transmission mode information of a user terminal may include a network or a base station in which the user terminal controls two or more bands of different time division duplex (TDD) settings.
- a control unit configured to receive a message requesting a function of the user terminal, a control unit to generate a user terminal function information message including transmission mode function information of the user terminal in the at least two bands, and the message to the network or the base station.
- a transmitter for transmitting the user terminal function information message in response to the transmission mode function information indicating whether the user terminal operates in a full-duplex mode in the two or more bands, or semi-. Contains information about whether to operate in half-duplex mode.
- FIG. 1 illustrates a wireless communication system to which embodiments of the present specification are applied.
- FIG. 2 is a diagram illustrating an inter-band CA environment according to an embodiment of the present specification.
- FIG. 3 is a diagram illustrating an operation method for each subframe according to a transmission mode of a user terminal in the inter-band CA environment of FIG. 2.
- FIG. 4 is a diagram illustrating CA between bands in which different TDD settings are made according to an embodiment of the present specification.
- FIG. 5 illustrates a process in which a user terminal provides information on a function of a user terminal to a base station and performs RRC (Radio Resource Control) connection according to an embodiment of the present disclosure.
- RRC Radio Resource Control
- FIG. 6 illustrates a process of providing information of a terminal to a network when the user terminal accesses or combines with a network according to an embodiment of the present specification.
- FIG. 7 is a diagram for implementing transmission mode information as an additional field in a UECapabilityInformation IE according to an embodiment of the present specification.
- FIG. 8 is a diagram illustrating a setting value for setting a transmission mode by readjusting a UE-Category value in a UECapabilityInformation IE according to another embodiment of the present specification.
- FIG. 9 is a diagram illustrating an example of including transmission mode information of a UE that can be supported in band combining supported by the UE according to another embodiment of the present specification.
- FIG. 10 illustrates an embodiment in which transmission mode information of a UE that can be supported in RF-Parameters-v11xx of FIG. 9 is included.
- FIG. 11 is a diagram illustrating an example of including transmission mode information of a UE that can be supported in band combining supported by the UE according to another embodiment of the present specification.
- FIG. 12 is a diagram for setting a transmission mode by separately designating band combination newly supported for a TDD system according to another embodiment of the present specification.
- FIG. 13 is a diagram illustrating an interband CA environment according to one embodiment of the present specification.
- FIG. 14 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to the method of FIG. 7 according to an embodiment of the present specification.
- FIG. 15 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to the methods of FIGS. 9 and 10 according to another embodiment of the present specification.
- FIG. 16 is a half-duplex method in which a transmission mode is full-duplex in an interband CA environment among functions of a UE, as shown in FIGS. 9 and 10 using band information in the field “supportedBandCombination-r11” following FIG. 15. It is a diagram for transmitting information on recognition.
- FIG. 17 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to another method of FIG. 11 according to another embodiment of the present specification.
- FIG. 18 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to the method of FIG. 12 according to another embodiment of the present specification.
- FIG. 19 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to another method of FIGS. 11 and 12 according to another embodiment of the present specification. .
- 20 is a diagram illustrating a process of receiving transmission mode information of a user terminal in an interband TDD transmission scheme according to one embodiment of the present specification.
- 21 is a diagram illustrating a process of transmitting transmission mode information of a user terminal in an interband TDD transmission scheme according to an embodiment of the present specification.
- FIG. 22 illustrates a configuration of an apparatus for receiving transmission mode information of a user terminal in an interband TDD transmission scheme according to an embodiment of the present specification.
- FIG. 23 is a diagram illustrating a configuration of an apparatus for transmitting transmission mode information of a user terminal in an interband TDD transmission scheme according to an embodiment of the present specification.
- FIG. 1 illustrates a wireless communication system to which embodiments of the present specification are applied.
- Wireless communication systems are widely deployed to provide various communication services such as voice and packet data.
- a wireless communication system includes a user terminal 10 (User Equipment, UE) and a base station 20 (Base Station, BS, or eNB).
- the user terminal 10 in the present specification is a generic concept that means a terminal in wireless communication, WCDMA, UE (User Equipment) in LTE, HSPA, etc., as well as MS (Mobile Station) in GSM, UT (User Terminal) ), SS (Subscriber Station), wireless device (wireless device), etc. should be interpreted as including the concept.
- a base station 20 or a cell generally refers to a station that communicates with the user terminal 10, and includes a Node-B, an evolved Node-B, an Sector, and a Site. Other terms may be referred to as a site, a base transceiver system (BTS), an access point, a relay node, and the like.
- BTS base transceiver system
- the base station 20 or a cell is a generic term representing some areas or functions covered by a base station controller (BSC) in CDMA, a NodeB in WCDMA, an eNB or a sector (site) in LTE, and the like. It should be interpreted as meaning, and it is meant to cover all the various coverage areas such as megacell, macrocell, microcell, picocell, femtocell and relay node communication range.
- BSC base station controller
- the user terminal 10 and the base station 20 are two transmitting and receiving entities used in implementing the technology or the technical idea described in the present specification and are used in a comprehensive sense and are not limited by the terms or words specifically referred to. Do not.
- the user terminal 10 and the base station 20 are two (uplink or downlink) transmission and reception subjects used in implementing the technology or the technical idea described in the present invention, which are used in a comprehensive sense and are specifically referred to terms or words. It is not limited by.
- the uplink (Uplink, UL, or uplink) means a method for transmitting and receiving data to the base station 20 by the user terminal 10
- the downlink (Downlink, DL, or downlink) is the base station 20 By means of transmitting and receiving data to the user terminal 10 by means of.
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- OFDM-FDMA OFDM-TDMA
- UMB Universal Mobile Broadband
- the uplink transmission and the downlink transmission may use a time division duplex (TDD) scheme that is transmitted using different times, or may use a frequency division duplex (FDD) scheme that is transmitted using different frequencies.
- TDD time division duplex
- FDD frequency division duplex
- a standard is configured by configuring uplink and downlink based on one carrier or a pair of carriers.
- the uplink and downlink transmit control information through control channels such as Physical Downlink Control CHannel (PDCCH), Physical Control Format Indicator CHannel (PCFICH), Physical Hybrid ARQ Indicator CHannel (PHICH), and Physical Uplink Control CHannel (PUCCH).
- a data channel is configured such as PDSCH (Physical Downlink Shared CHannel), PUSCH (Physical Uplink Shared CHannel) and the like to transmit data.
- the downlink and uplink time points are divided. When various TDD configurations exist, these time points may also vary.
- Table 1 below shows the TDD configuration. It can be seen that each TDD configuration has a different UL-DL subframe transmission timing.
- a region denoted by D is a downlink and a region denoted by U is an uplink in a radio frame corresponding to 10 subframes.
- S is a downlink-to-uplink switch-point periodicity that is switched from downlink to uplink.
- the UE when using one of the TDD configuration, the UE may know in advance at which time is downlink and at what time. This information allows the terminal to predict and operate in advance.
- the TDD setting may be differently set for each band.
- one terminal uses carriers included in these differently configured bands.
- FIG. 2 is a diagram illustrating an inter-band CA environment according to an embodiment of the present specification.
- CC1 211 is a carrier having a coverage corresponding to a high power signal transmitted from an eNB
- CC2 212 is a low power signal transmitted from an eNB.
- the CC1 211 and the CC2 212 may be included in different bands.
- the TDD configuration of the CC1 211 is 1 and is equal to 281
- the TDD configuration of the CC2 212 is 2 and is equal to 282.
- 215 is a hot-spot area, and is configured with CA environment of CC1 212 and CC2 212. It is also possible to configure a CA for UEs in 210 degree CC2 coverage.
- the user terminal communicating with the hot spot of 215 has different TDD settings of CC1 211 and CC2 212, which means that some subframes may be configured differently for each component carrier in the uplink subframe and the downlink subframe. Can be.
- the operation schemes differ for each subframe.
- FIG. 3 is a diagram illustrating an operation method for each subframe according to a transmission mode of a user terminal in the inter-band CA environment of FIG. 2.
- CC1 is a PCell (Primary Cell) and CC2 is a SCell (Secondary Cell).
- 320 operates both the uplink subframe of the PCell and the downlink subframe of the SCell in the third and eighth subframes of the radio frame. That is, in the full-duplex transmission mode, since transmission and reception can be simultaneously implemented (Simultaneous Tx / Rx), uplink / downlink in each of the PCell and the SCell can be implemented. In 320, even in a subframe where the downlink and uplink collide with each other, the full-duplex transmission mode is operated, so that each downlink or uplink subframe is operated.
- FIG. 4 is a diagram illustrating CA between bands in which different TDD settings are made according to an embodiment of the present specification.
- TDD is set so as not to be the same or collide with each other.
- component carrier a of band A 410 operates in TDD configuration # 1 using the LTE scheme
- component carrier b operates in TDD configuration 1 in the LTE-A scheme.
- the component carrier c of the band B 420 operates in the TDD configuration 2 in the LTE-A scheme.
- the component carrier d of the band B 420 is operated in the TD-SCDMA scheme.
- the same TDD UL-DL configuration is configured, or it is configured not to collide with each other like component carriers c and d.
- the TDD configuration is different (inter-band CA with different UL-DL configurations), and the UE is in half-duplex transmission mode or full-duplex transmission.
- some subframes may be muted or simultaneously transmitted and received (simultaneous Tx / Rx) as shown in FIG. 3.
- the present specification intends to provide a method of providing the network with supportable transmission mode information of the user terminal at the time when the user terminal accesses or combines the network.
- the information may be usefully used when a different TDD transmission scheme is configured on different bands in a TDD system (different TDD configuration).
- the transmission scheme of the UE as a processing method for the subframe (conflicting subframe) that may occur due to collision of uplink / downlink (Full duplex)
- transmission and reception are performed at the same time, and when the transmission scheme of the terminal is a half-duplex scheme, transmission is performed only in one of uplink or downlink in a conflicting subframe. .
- this information can be provided to the network or the base station (eNB).
- FIG. 5 illustrates a process in which a user terminal provides information on a function of a user terminal to a base station and performs RRC (Radio Resource Control) connection according to an embodiment of the present disclosure.
- RRC Radio Resource Control
- the UE 510 and the eNB 520 perform a process of reporting a function of the UE 510 (UE Capability Reporting Procedure) (S550).
- the eNB 520 determines which function the UE 510 can operate in the network. Among these functions, the full duplex / half duplex transmission mode described in this specification is used. Included.
- the eNB 520 performs RRC connection using the information of the UE 510 acquired in step S550 (RRC CONN. Establishment Procedure) (S560).
- the PCell may be configured.
- an RRC reconfiguration procedure such as adding a SCell (SCell (s) Configuration Procedure) or performing an interband CA, is performed (S570).
- SCell (s) Configuration Procedure or performing an interband CA
- the UE obtained in S550 is obtained.
- the information on the transmission mode of the 510 is transmitted in a full-duplex or a half-duplex method in the collision subframe (S580).
- step S550 of FIG. 5 the UE 510 transmits its capability to the eNB 510 at the request of the eNB 520 before the RRC connection establishment S560 is started. That is, in the present specification, it is possible to provide the eNB 520 with information about the transmission mode of the UE 510 in step S550, so that a half duplex in a conflicting subframe in an interband CA is provided. Alternatively, according to the full-duplex transmission mode, the UE can transmit and receive signals more efficiently in an interband CA environment of the TDD system.
- FIG. 6 illustrates a process of providing information of a terminal to a network when the user terminal accesses or combines with a network according to an embodiment of the present specification.
- the process of S550 of FIG. 5 is described in more detail, and illustrates an embodiment of the present disclosure that provides transmission mode information of a UE.
- the UE 610 which is a user terminal, is requested to provide information about the capability of the UE from the Evolved UMTS Terrestrial Radio Access Network (EUTRAN) 620 (S630). This is done by receiving a message called UECapabilityEnquiry, after which the user terminal provides information on the capabilities of the terminal that it can provide to the network using a message called UECapabilityInformation (S640).
- EUTRAN Evolved UMTS Terrestrial Radio Access Network
- the transmission mode By including information on the transmission mode in the UE-EUTRA-Capability message, as shown in the S550 process of FIG. 5, the capability of the UE in advance is reported to the eNB to uplink / downlink in different TDD settings of the interband CA. In a subframe in which collisions occur, the transmission mode may be operated according to the performance of the user terminal.
- information about a transmission mode is included in a UECapabilityInformation Information Element (IE) in a message transmitted by the UE 610 in the procedure of S640.
- IE UECapabilityInformation Information Element
- the UECapabilityInformation IE will be used as an embodiment of the terminal capability information structure that will include the transmission mode information.
- the transmission mode information described below means a transmission mode that the terminal intends to support when the TDD configuration is different in the interband CA. Even if the terminal is capable of full-duplex transmission mode, if the TDD configuration is different in the interband CA, the half-duplex transmission mode may be adopted. In this case, even if the corresponding UE is in full-duplex transmission mode, it includes operating in the half-duplex transmission mode in a situation where TDD is differently set in the interband CA.
- FIG. 7 is a diagram for implementing transmission mode information as an additional field in a UECapabilityInformation IE according to an embodiment of the present specification.
- UECapabilityInformation IE shows the configuration of the UECapabilityInformation IE.
- fields for configuring the UECapabilityInformation IE there are accessStratumRelease, ue-Category, pdcp-Parameters, and the like, and further includes a field called "CA-FullDuplex-InterbandTDD" as 720 according to an embodiment of the present specification. Looking at this in more detail as follows.
- the CA-FullDuplex-InterbandTDD includes a fullduplex-InterbandTDD field having a Boolean value.
- a message including a terminal function information structure in which the value of the fullduplex-InterbandTDD field is set to true is transmitted, this means that the terminal can be transmitted in a full-duplex manner in an interband CA environment.
- a message including a terminal function information structure in which the value of the fullduplex-InterbandTDD field is set to false it means that the terminal can be transmitted in a half-duplex manner in an interband CA environment.
- CA-FullDuplex-InterbandTDD is not configured as a sequence, but can be set as a Boolean value as follows.
- a separate field may be included in the UECapabilityInformation IE, which is a terminal capability information structure, so that the terminal may provide information about the transmission mode to the network / base station.
- the CA-FullDuplex-InterbandTDD may be configured to selectively add and transmit only a specific terminal. For example, in a TDD interband CA environment, a UE supporting only a half-duplex transmission mode in a colliding subframe or supporting a full-duplex transmission mode but operating in a half-duplex transmission mode has a CA- in the UECapabilityInformation.
- the FullDuplex-InterbandTDD field may be added, and the information of this field may be set to indicate that the information is in the half-duplex transmission mode and reported to the eNB.
- the CA-FullDuplex-InterbandTDD information may be valid signaling information only for UEs capable of different TDD-UL / DL configured interband CAs in the TDD system. That is, UEs that do not support interband CA need not set CA-FullDuplex-InterbandTDD information.
- FIG. 8 is a diagram illustrating a setting value for setting a transmission mode by readjusting a UE-Category value in a UECapabilityInformation IE according to another embodiment of the present specification.
- a transmission mode may be set using a value of UE-Category of 750 of FIG. 7.
- the UE-Category may be set to an integer value, and the categories indicated by the integer value are 1 to 8, and supportable downlink and uplink capability (or capability) of the user terminal. To indicate.
- the number of categories can be divided according to the full-duplex transmission mode and the half-duplex transmission mode. That is, categories 1 to 8 configure categories of full-duplex UEs, and categories 9 to 16 implement categories of semi-duplex UEs. As a result, it is possible to provide information about the transmission mode of the UE without adding a separate field in the UECapabilityInformation IE.
- the value of the category setting field “UE-Category-v1020” in “UE-EUTRA-Capability-v1020-IEs” may be set in the manner of FIG. 8A.
- a range of categories may be set in a full-duplex manner. For example, unlike (a) of FIG. 8, categories 1 to 8 set the half-duplex scheme to be supported by the interband CA, and categories 9 to 16 set the full-duplex scheme to be supported by the interband CA. Can be.
- information on whether full-duplex is supported may be set as one field (Support For Full-Duplex For interband CA).
- a field “Support For Full-Duplex For interband CA” indicating information on whether full-duplex transmission is supported in an interband CA environment is used.
- category information may be selected and transmitted to the base station / network.
- the transmission mode information of the UE in the field constituting the UECapabilityInformation which is a terminal capability information structure.
- UECapabilityInformation which is a terminal capability information structure.
- CA information on DL or UL may be independently applied to UE capability information.
- full-duplex / half-duplex transmission modes may be independently set for each subframe.
- FIGS. 9 to 12 illustrate a method for differently setting values according to bands and according to downlink / uplink.
- the transmission mode information of the UE may be configured to include separate UE-EUTRA-Capability-v1100-IEs.
- UE-EUTRA-Capability-v1100-IEs may be defined and configured to include an RF-Parameters-v1100 field as follows.
- the UE-EUTRA-Capability-v11xx-IE below includes the UE-EUTRA-Capability-v1100-IEs, and its configuration is as follows. (xx means that all versions that can be changed in Rel.11 are applicable or applicable to these versions.)
- rfParameters-v11xx In the UE-EUTRA-Capability-v11xx-IEs, there is rfParameters-v11xx. That is, it can be implemented as follows. If v11xx is set to v1100, it is as follows.
- FIG. 9 is a diagram illustrating an example of including transmission mode information of a UE that can be supported in band combining supported by the UE according to another embodiment of the present specification.
- 9, 910 of FIG. 9 is the UECapabilityInformation 710 described above with reference to FIG. 7.
- "UE-EUTRA-Capability-v11xx-IEs” is extended information of "nonCriticalExtension” 920.
- nonCriticalExtension (920) is “nonCriticalExtension” (930) of “UE-EUTRA-Capability-v920-IEs” and “nonCriticalExtension” (940) of “UE-EUTRA-Capability-v940-IEs", and “UE-EUTRA &Quot; nonCriticalExtension “ 945 of " Capability-v1020-IEs ".
- the "rf-Parameters-v11xx” 950 may be used to identify a transmission mode that the UE can support or use. That is, since the type constituting the rf-Parameters-v11xx "950 field is" RF-Parameters-v11xx ", in the present specification, a field constituting the" RF-Parameters-v11xx "can be supported within the band combining supported by the UE. It is intended to include transmission mode information of the UE, a detailed configuration of which is shown in FIG.
- FIG. 10 illustrates an embodiment in which transmission mode information of a UE that can be supported in RF-Parameters-v11xx of FIG. 9 is included.
- RF-Parameters-v11xx consists of a field called “supportedBandCombination-r11", and the type of this field is “SupportedBandCombination-r11". This type again consists of “BandCombinationParameters-r11”, which in turn consists of “BandParameters-r11”.
- the configuration of the "BandParameters-r11” (1010) is composed of a "bandEUTRA-r11” field which is information about a band, "bandParametersUL-r11” which is an uplink band parameter, and a "bandParametersDL-r11” which is a downlink band parameter. These include information of "CA-MIMO-ParametersUL-r11” and “CA-MIMO-ParametersDL-r11”, such as 1020 and 1030, respectively.
- the field “ca-SimultaneousTxRx-CapabilityUL-r11” which is a field of type “CA-SimultaneousTxRx-r11" in “CA-MIMO-ParametersUL-r11” and “CA-MIMO-ParametersDL-r11”.
- CA-SimultaneousTxRx-CapabilityDL-r11 which may be implemented to have any one of ⁇ Half Duplex, Full Duplex ⁇ , such as 1040.
- the UE reports a UE function that can be supported on the colliding subframe in the interband-CA-TDD mode.
- the transmission mode of the UE for each band / CC / DL-UL can be set.
- the UE may signal whether the UE supports the half-duplex transmission mode or the full-duplex transmission mode in each direction according to the function of CA (carrier aggregation) on the DL and the UL of the UE.
- CA carrier aggregation
- the UE function may be reported by newly adding information about a transmission mode (half duplex or full duplex) in a CA aggregation field supported by the corresponding UE in the corresponding band.
- FIG. 11 is a diagram illustrating an example of including transmission mode information of a UE that can be supported in band combining supported by the UE according to another embodiment of the present specification. Unlike FIGS. 9 and 10, the band combining information (SupportedBandCombination-r11) is separately included.
- the "RF-Parameters-v1020” field has a “nonCriticalExtension” field to indicate information of the "RF-Parameters-v1100” field.
- the "RF-Parameters-v1100” field includes a "supportedBandCombination-r11” field as in 1120.
- the configuration fields of this field “SupportedBandCombination-r11” are as shown in 1130 by “bandCombinationParameters-r10" and “fullDuplex-Capability-r11". Field.
- the "fullDuplex-Capability-r11" field may be implemented to have any one of ⁇ Half Duplex, Full Duplex ⁇ , such as 1140.
- the UE According to a band combination supported by the UE, whether the UE supports the half-duplex mode, the full-duplex mode, or whether to use a specific transmission mode is indicated by the " fullDuplex-Capability-r11 " This can be indicated using a value.
- the RF-Parameters-v1100 field of FIG. 11 may be implemented to be included in new UE-EUTRA-Capability-v1110-IEs.
- FIG. 12 is a diagram for setting a transmission mode by separately designating band combination newly supported for a TDD system according to another embodiment of the present specification. Unlike FIG. 9, 10, and 11, a band combination is newly designated for a TDD system, and information about a transmission mode (half duplex or full duplex) is added to a band combination field supported for a corresponding TDD. To report.
- a "non-CriticalExtension” field is placed in the "RF-Parameters-v1020" to indicate information of the "RF-Parameters-v1100” field.
- the "RF-Parameters-v1100” field includes a "supportedBandCombinationFDD-r11” or “supportedBandCombinationTDD-r11” field as in 1220, and these fields are defined as a type such as 1230.
- the applied type "SupportedBandCombinationTDD-r11” includes “fullDuplex-Capability-r11” as shown in 1230, and this field has a value of any one of ⁇ Half Duplex, Full Duplex ⁇ as shown in 1240. It can be implemented to have
- the UE According to the band combination supported by the UE, whether the UE supports the half-duplex mode, the full-duplex mode, or whether to use a specific mode of transmission is indicated by the " fullDuplex-Capability-r11 " This can be indicated using a value.
- the RF-Parameters-v1100 field of FIG. 12 may be implemented to be included in new UE-EUTRA-Capability-v1110-IEs.
- FIG. 13 is a diagram illustrating an interband CA environment according to one embodiment of the present specification; FIG. In FIG. 13, the TDD uplink-downlink configuration of the band A 1310 is # 0, and the TDD configuration of the band B 1320 is # 1. Accordingly, the TDD configuration of each of CCs CC0 and CC1 is determined. The TDD settings of CC2 and CC3 are different. As an example in which the interband CA / TDD configuration of FIG. 13 uses different CCs, it may be assumed that CC0-CC2 is used, CC1-CC3 is used, CC1-CC2 is used, or CC0-CC3 is used. have. Procedures S550 and S640 for informing information about UE functions of FIGS. 5 and 6 may be provided to the eNB or the EUTRAN using the scheme of FIGS. 7 to 12.
- FIG. 14 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to the method of FIG. 7 according to an embodiment of the present specification.
- the UE 1410 receives a UECapabilityEnquiry message and transmits a UE Capability Information message in response thereto.
- the UE transmits and receives a message with the EUTRAN or eNB (1420).
- the structure of the UECapabilityEnquiry message of FIG. 14 is as follows.
- the UE 1410 receives an UECapabilityEnquiry message from the EUTRAN 1420, and receives information on the RAT-type in “ue-CapabilityRequest” among fields included in the message.
- the UE 1410 transmits a UE Capability Information message, which transmits information about a transmission mode in an interband CA environment (when TDD configuration is different).
- the message structure may be included. It can be configured as 1442 and 1443.
- a separate field is set as shown in 720 of FIG. 7 to indicate that the UE 1410 operates in a full-duplex transmission mode in an interband CA environment (when TDD configuration is different).
- the fullduplex-InterbandTDD value of the CA-FullDuplex-InterbandTDD field in the UE-EUTRA-Capability message may be set to TRUE to inform the network or the base station.
- a value may be included directly in the UE-EUTRA-Capability message, rather than a variable in a field as follows. For example, it can be configured as follows.
- information about a transmission mode may be transmitted using a value of ue-Category, and an embodiment thereof is the same as that of 1443.
- the corresponding category value (CATEGORY 7) among full-duplex mode (Full-Duplex) is selected and transmitted. If it corresponds to the half-duplex mode (Half-Duplex), it can be transmitted by setting the category value (CATEGORY 15) corresponding to this.
- FIG. 15 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to the methods of FIGS. 9 and 10 according to another embodiment of the present specification.
- S1530 may be implemented in the same manner as or similar to S1430 of FIG. 14.
- the UE-EUTRA-Capability 1542 message provides information about a full-duplex / half-duplex transmission mode.
- the portions indicated by the fields 920, 930, 940, and 950 of FIG. 9 are shown in FIGS. 1543, 1544, and 1545 of FIG. 15.
- 1543 is a configuration of UE-EUTRA-Capability-v920-IEs indicated by 920 (nonCriticalExtension) of FIG. 9, and 1544 is a configuration of UE-EUTRA-Capability-v940-IEs indicated by nonCriticalExtension 930 of FIG.
- 1545 is a configuration of UE-EUTRA-Capability-v1020-IEs indicated by 940 (nonCriticalExtension) of FIG. 9, and 1546 is a configuration of UE-EUTRA-Capability-v11xx-IEs indicated by nonCriticalExtension 945 of FIG. 9, 1547 shows the configuration of RF-Parameters-v11xx of FIG. 10 indicated by 950 (rf-Parameters-v11xx) of FIG. 9.
- RF-Parameters-v11xx information of supported bands is included in the "supportedBandCombination-r11" field. This may be implemented in one embodiment of the present specification through 1010, 1020, 1030, and 1040 of FIG.
- 1547 includes band information of the two bands of FIG. 13. This is presented in more detail in FIG. 16.
- FIG. 16 is a half-duplex method in which a transmission mode is full-duplex in an interband CA environment among functions of a UE, as shown in FIGS. 9 and 10 using band information in the field “supportedBandCombination-r11” following FIG. 15. It is a diagram for transmitting information on recognition.
- FIG. 16 includes band information of two bands (band A and band B) of FIG. 13 in the field “supportedBandCombination-r11” of 1546 of FIG. 15. It consists of 1620 which is band information about B. And information about the respective bands uses the bandParametersUL-r11 and bandParametersDL-r11 fields 1612, 1614, 1622, 1624 with respect to uplink / downlink as shown in 1610, 1620, among which are the fields Information about the full-duplex / half-duplex transmission mode presented in the specification is included in the ca-SimultaneousTxRx-CapabilityUL-r11 field and ca-SimultaneousTxRx-CapabilityDL-r11, respectively.
- FIG. 16 includes band information of two bands (band A and band B) of FIG. 13 in the field “supportedBandCombination-r11” of 1546 of FIG. 15. It consists of 1620 which is band information about B. And information about the respective bands uses the bandParametersUL
- band A and band B are set to the half-duplex transmission mode.
- DL and UL may be set independently.
- UL of bands A and B of FIG. 16 may be set to the half-duplex mode
- DLs of bands A and B may be set to the full-duplex mode.
- FIG. 17 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to another method of FIG. 11 according to another embodiment of the present specification.
- S1730 may be implemented in the same manner as or similar to S1430 of FIG. 14 and S1530 of FIG. 15.
- a new field “nonCriticalExtension” is added to the configuration of rf-Parameters-v1020 of 1745, as in 1746, and the type of this field is "RF-Parameters-v1100" as in 1747.
- FIG. 18 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to the method of FIG. 12 according to another embodiment of the present specification.
- S1830 may be implemented in the same manner as or similar to S1430 of FIG. 14, S1530 of FIG. 15, and S1730 of FIG. 17.
- S1840 information about a full-duplex / half-duplex transmission mode is provided using a UE-EUTRA-Capability 1882 message.
- a portion indicated as fields 920, 930, 940, and 950 of FIG. 9 is shown in 1843, 1844, and 1845 of FIG. 18, which is the same as 1543, 1544, and 1545 of FIG. 15, and the description thereof will be described with reference to FIG. I would instead replace
- a new field “nonCriticalExtension” is added to the configuration of rf-Parameters-v1020 of 1845, as in 1846, and the type of this field is "RF-Parameters-v1100" as in 1847.
- the band is a TDD as a constituent field
- FIGS. 17 and 18 may be implemented as shown in FIG. 19.
- FIG. 19 is a diagram for transmitting information on whether a transmission mode is full-duplex or half-duplex in an interband CA environment among functions of a UE according to another method of FIGS. 11 and 12 according to another embodiment of the present specification.
- S1930 may be implemented in the same manner as or similar to S1430 of FIG. 14 and S1530 of FIG. 15.
- 20 is a diagram illustrating a process of receiving transmission mode information of a user terminal in an interband TDD transmission scheme according to one embodiment of the present specification.
- FIG. 20 may be performed by a base station controlling two or more bands of different time division duplex (TDD) configurations or a device combined with the base station.
- the base station transmits a message for requesting the function of the user terminal to the user terminal (S2010).
- the UECapabilityEnquiry described above may be used as a configuration of the message to be sent.
- a user terminal function information message including transmission mode function information of the user terminal in the two or more bands is received (S2020).
- the transmission mode function information includes information on whether the user terminal is capable of operating in a full-duplex mode or a half-duplex mode in the two or more bands. A method of including mode function information or an implementation process using the same has been described with reference to FIGS. 7 to 18.
- the UE-EUTRA-Capability Information Element constituting the UE capability information message directly indicates the full-duplex or half-duplex transmission mode as the transmission mode capability information.
- a field may be included or a field indicating the field may be included. This is a method of notifying a transmission mode of a user terminal using a specific field.
- the transmission mode function information may be indicated by using a value of ue-Category indicating a category among fields of the UE-EUTRA-Capability Information Element constituting the user terminal function information message.
- the transmission mode function information may be included in a field for setting information on the two or more bands. In this case, a transmission mode supported by the corresponding band or the corresponding CC can be controlled.
- the base station determines whether the transmission mode function is the half-duplex transmission mode (S2030), and sets the component carrier aggregation environment of the user terminal according to the transmission mode function information of the user terminal information message. That is, when the transmission mode function information is set for the user terminal as described with reference to FIGS. 7, 8, and 14, transmission and reception with the user terminal in the half-duplex mode or the full-duplex mode are performed (S2040, S2050).
- the base station may transmit information indicating that the muting for the colliding subframe to the user terminal.
- 21 is a diagram illustrating a process of transmitting transmission mode information of a user terminal in an interband TDD transmission scheme according to an embodiment of the present specification.
- FIG. 21 may be performed in a user terminal or a device combined with a user terminal that transmits and receives data to or from a base station or a network controlling two or more bands having different time division duplex (TDD) settings.
- a user terminal receives a message requesting a function of the user terminal from a network or a base station controlling two or more bands of different time division duplex (TDD) settings (S2110).
- the configuration of the received message may use the UECapabilityEnquiry described above.
- the user terminal generates a user terminal function information message including transmission mode function information of the user terminal in the two or more bands (S2120).
- the transmission mode function information includes information on whether the user terminal is capable of operating in a full-duplex mode or a half-duplex mode in the two or more bands. A method of including mode function information or an implementation process using the same has been described with reference to FIGS. 7 to 18.
- the UE-EUTRA-Capability Information Element constituting the UE capability information message directly indicates the full-duplex or half-duplex transmission mode as the transmission mode capability information.
- a field may be included or a field indicating the field may be included. This is a method of notifying a transmission mode of a user terminal using a specific field.
- the transmission mode function information may be indicated by using a value of ue-Category indicating a category among fields of the UE-EUTRA-Capability Information Element constituting the user terminal function information message.
- the transmission mode function information may be included in a field for setting information on the two or more bands. In this case, a transmission mode supported by the corresponding band or the corresponding CC can be controlled.
- the user terminal transmits the user terminal function information message to the network or the base station in response to the message.
- the transmission mode is set according to the case where the transmission mode function is the half-duplex transmission mode (S2140) and otherwise. That is, when the transmission mode function information of the user terminal is set as described with reference to FIGS. 7, 8, and 14, the user terminal transmits and receives with the base station / network in a half-duplex mode or a full-duplex mode (S2150, S2160).
- the user terminal when transmission mode function information is set for each band or component carrier, the user terminal is configured for the base station and each band / component carrier. As described above, transmission and reception are performed in the half-duplex mode or the full-duplex mode (S2150, S2160).
- the user terminal may receive information indicating that the muting for the colliding subframe from the base station.
- FIG. 22 illustrates a configuration of an apparatus for receiving transmission mode information of a user terminal in an interband TDD transmission scheme according to an embodiment of the present specification.
- the 2200 may indicate a base station that controls two or more bands having different time division duplex (TDD) settings or a device combined with the base station.
- TDD time division duplex
- FIG. 22 will be described based on an embodiment of a base station.
- the components are the transmitter 2210, the controller 2220, and the receiver 2230.
- the transmitter 2210 transmits a message requesting a function of the user terminal to the user terminal.
- the UECapabilityEnquiry described above may be used as a configuration of the message to be sent.
- the reception unit 2230 receives a user terminal function information message including transmission mode function information of the user terminal in the two or more bands in response to the message from the user terminal.
- the transmission mode function information includes information on whether the user terminal is capable of operating in a full-duplex mode or a half-duplex mode in the two or more bands. A method of including mode function information or an implementation process using the same has been described with reference to FIGS. 7 to 18.
- the UE-EUTRA-Capability Information Element constituting the UE capability information message directly indicates the full-duplex or half-duplex transmission mode as the transmission mode capability information.
- a field may be included or a field indicating the field may be included. This is a method of notifying a transmission mode of a user terminal using a specific field.
- the transmission mode function information may be indicated by using a value of ue-Category indicating a category among fields of the UE-EUTRA-Capability Information Element constituting the user terminal function information message.
- the transmission mode function information may be included in a field for setting information on the two or more bands. In this case, a transmission mode that can be supported by the corresponding band or the CC can be controlled.
- the controller 2220 determines whether the transmission mode function is the half-duplex transmission mode, and sets the CC set environment of the user terminal according to the transmission mode function information of the user terminal information message. That is, when the transmission mode function information is set for the user terminal as described with reference to FIGS. 7, 8, and 14, the user terminal transmits and receives in a half-duplex mode or a full-duplex mode.
- the base station may transmit information indicating that the muting for the colliding subframe to the user terminal.
- FIG. 23 is a diagram illustrating a configuration of an apparatus for transmitting transmission mode information of a user terminal in an interband TDD transmission scheme according to an embodiment of the present specification.
- the 2300 indicates a user terminal or a device combined with a user terminal that transmits and receives data to or from a base station or a network controlling two or more bands having different time division duplex (TDD) settings.
- TDD time division duplex
- the receiver 2330 receives a message requesting a function of the user terminal from a network or a base station that controls two or more bands having different time division duplex (TDD) settings.
- the configuration of the received message may use the UECapabilityEnquiry described above.
- the controller 2320 generates a user terminal function information message including transmission mode function information of the user terminal in the two or more bands.
- the transmission mode function information includes information on whether the user terminal is capable of operating in a full-duplex mode or a half-duplex mode in the two or more bands. A method of including mode function information or an implementation process using the same has been described with reference to FIGS. 7 to 18.
- the UE-EUTRA-Capability Information Element constituting the UE capability information message directly indicates the full-duplex or half-duplex transmission mode as the transmission mode capability information.
- a field may be included or a field indicating the field may be included. This is a method of notifying a transmission mode of a user terminal using a specific field.
- the transmission mode function information may be indicated by using a value of ue-Category indicating a category among fields of the UE-EUTRA-Capability Information Element constituting the user terminal function information message.
- the transmission mode function information may be included in a field for setting information on the two or more bands. In this case, a transmission mode supported by the corresponding band or the corresponding CC can be controlled.
- the transmitter 2310 transmits the user terminal function information message to the network or the base station in response to the message.
- the controller 2320 sets the transmission and reception scheme according to whether the transmission mode function is the half-duplex transmission mode or not. That is, when the transmission mode function information of the user terminal is set as described with reference to FIGS.
- the user terminal when transmission mode function information is set for each band or component carrier, the user terminal is configured for the base station and each band / component carrier. As described above, transmission and reception are performed in the half-duplex mode or the full-duplex mode. In the case of transmitting and receiving in the half-duplex mode, the user terminal may receive information indicating that the muting for the colliding subframe from the base station.
- more stable UE operation may be implemented by transmitting muting information to UEs operating in a half-duplex transmission mode on a colliding subframe in an interband CA (TDD).
- TDD interband CA
- a user terminal may signal to a base station using a UE-EUTRA-Capability Information Element. .
Abstract
Description
Claims (16)
- 서로 다른 TDD(Time Division Duplex) 설정의 둘 이상의 밴드를 제어하는 기지국에 있어서,사용자 단말에게 상기 사용자 단말의 기능을 요청하는 메시지를 송신하는 단계;상기 사용자 단말로부터 상기 메시지에 대한 응답으로, 상기 둘 이상의 밴드에서의 상기 사용자 단말의 전송 모드 기능 정보를 포함하는 사용자 단말 기능 정보 메시지를 수신하는 단계; 및상기 기지국은 상기 전송 모드 기능 정보에 일치하게 상기 사용자 단말의 요소 반송파 집합 환경을 설정하는 단계를 포함하며,상기 전송 모드 기능 정보는 상기 사용자 단말이 상기 둘 이상의 밴드에서 전-이중(Full-duplex) 모드로 동작하는지, 또는 반-이중(Half-duplex) 모드로 동작하는지에 대한 정보를 포함하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 수신하는 방법.
- 제 1항에 있어서,상기 사용자 단말 기능 정보 메시지는 UE-EUTRA-Capability 정보 엘리먼트(Information Element)를 포함하며, 상기 UE-EUTRA-Capability 정보 엘리먼트는 상기 전송 모드 기능 정보로 전-이중 또는 반-이중 전송 모드를 직접 지시하는 필드를 포함하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 수신하는 방법.
- 제 1항에 있어서,상기 사용자 단말 기능 정보 메시지는 UE-EUTRA-Capability 정보 엘리먼트(Information Element)의 필드를 포함하며, 상기 UE-EUTRA-Capability 정보 엘리먼트 필드 중 카테고리를 지시하는 ue-Category 필드의 값을 통해 상기 전송 모드 기능 정보가 지시되는 것을 특징으로 하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 수신하는 방법.
- 제 1항에 있어서,상기 전송 모드 기능 정보에서 상기 사용자 단말의 전송 모드가 상기 사용자 단말이 지원하는 밴드 결합(band combination)별로 설정되는 것을 특징으로 하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 수신하는 방법.
- 사용자 단말이, 서로 다른 TDD(Time Division Duplex) 설정의 둘 이상의 밴드를 제어하는 네트워크 또는 기지국으로부터, 상기 사용자 단말의 기능을 요청하는 메시지를 수신하는 단계;상기 둘 이상의 밴드에서의 상기 사용자 단말의 전송 모드 기능 정보를 포함하는 사용자 단말 기능 정보 메시지를 생성하는 단계; 및상기 네트워크 또는 기지국에 상기 메시지에 대한 응답으로, 상기 사용자 단말 기능 정보 메시지를 송신하는 단계를 포함하며,상기 전송 모드 기능 정보는 상기 사용자 단말이 상기 둘 이상의 밴드에서 전-이중(Full-duplex) 모드로 동작하는지, 또는 반-이중(Half-duplex) 모드로 동작하는지에 대한 정보를 포함하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 송신하는 방법.
- 제 5항에 있어서,상기 사용자 단말 기능 정보 메시지는 UE-EUTRA-Capability 정보 엘리먼트(Information Element)를 포함하며, 상기 UE-EUTRA-Capability 정보 엘리먼트는 상기 전송 모드 기능 정보로 전-이중 또는 반-이중 전송 모드를 직접 지시하는 필드를 포함하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 송신하는 방법.
- 제 5항에 있어서,상기 사용자 단말 기능 정보 메시지는 UE-EUTRA-Capability 정보 엘리먼트(Information Element)의 필드를 포함하며, 상기 UE-EUTRA-Capability 정보 엘리먼트 필드 중 카테고리를 지시하는 ue-Category 필드의 값을 통해 상기 전송 모드 기능 정보가 지시되는 것을 특징으로 하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 송신하는 방법.
- 제 5항에 있어서,상기 전송 모드 기능 정보에서 상기 사용자 단말의 전송 모드가 상기 사용자 단말이 지원하는 밴드 결합(band combination)별로 설정되는 것을 특징으로 하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 송신하는 방법.
- 서로 다른 TDD(Time Division Duplex) 설정의 둘 이상의 밴드를 제어하는 기지국에 있어서,사용자 단말에게 상기 사용자 단말의 기능을 요청하는 메시지를 송신하는 송신부;상기 사용자 단말로부터 상기 메시지에 대한 응답으로, 상기 둘 이상의 밴드에서의 상기 사용자 단말의 전송 모드 기능 정보를 포함하는 사용자 단말 기능 정보 메시지를 수신하는 수신부; 및상기 전송 모드 기능 정보에 일치하게 상기 사용자 단말의 요소 반송파 집합 환경을 설정하는 제어부를 포함하며,상기 전송 모드 기능 정보는 상기 사용자 단말이 상기 둘 이상의 밴드에서 전-이중(Full-duplex) 모드로 동작하는지, 또는 반-이중(Half-duplex) 모드로 동작하는지에 대한 정보를 포함하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 수신하는 장치.
- 제 8항에 있어서,상기 사용자 단말 기능 정보 메시지는 UE-EUTRA-Capability 정보 엘리먼트(Information Element)를 포함하며, 상기 UE-EUTRA-Capability 정보 엘리먼트는 상기 전송 모드 기능 정보로 전-이중 또는 반-이중 전송 모드를 직접 지시하는 필드를 포함하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 수신하는 장치.
- 제 8항에 있어서,상기 사용자 단말 기능 정보 메시지를 구성하는 UE-EUTRA-Capability 정보 엘리먼트(Information Element)의 필드를 포함하며, 상기 UE-EUTRA-Capability 정보 엘리먼트 필드 중 카테고리를 지시하는 ue-Category 필드의 값을 통해 상기 전송 모드 기능 정보가 지시되는 것을 특징으로 하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 수신하는 장치.
- 제 8항에 있어서,상기 전송 모드 기능 정보에서 상기 사용자 단말의 전송 모드가 상기 사용자 단말이 지원하는 밴드 결합(band combination)별로 설정되는 것을 특징으로 하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 수신하는 장치.
- 사용자 단말이, 서로 다른 TDD(Time Division Duplex) 설정의 둘 이상의 밴드를 제어하는 네트워크 또는 기지국으로부터, 상기 사용자 단말의 기능을 요청하는 메시지를 수신하는 수신부;상기 둘 이상의 밴드에서의 상기 사용자 단말의 전송 모드 기능 정보를 포함하는 사용자 단말 기능 정보 메시지를 생성하는 제어부; 및상기 네트워크 또는 기지국에 상기 메시지에 대한 응답으로, 상기 사용자 단말 기능 정보 메시지를 송신하는 송신부를 포함하며,상기 전송 모드 기능 정보는 상기 사용자 단말이 상기 둘 이상의 밴드에서 전-이중(Full-duplex) 모드로 동작하는지, 또는 반-이중(Half-duplex) 모드로 동작하는지에 대한 정보를 포함하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 송신하는 장치.
- 제 13항에 있어서,상기 사용자 단말 기능 정보 메시지는 UE-EUTRA-Capability 정보 엘리먼트(Information Element)를 포함하며, 상기 UE-EUTRA-Capability 정보 엘리먼트는 상기 전송 모드 기능 정보로 전-이중 또는 반-이중 전송 모드를 직접 지시하는 필드를 포함하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 송신하는 장치.
- 제 13항에 있어서,상기 사용자 단말 기능 정보 메시지는 UE-EUTRA-Capability 정보 엘리먼트(Information Element)의 필드를 포함하며, 상기 UE-EUTRA-Capability 정보 엘리먼트 필드 중 카테고리를 지시하는 ue-Category 필드의 값을 통해 상기 전송 모드 기능 정보가 지시되는 것을 특징으로 하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 송신하는 장치.
- 제 13항에 있어서,상기 전송 모드 기능 정보에서 상기 사용자 단말의 전송 모드가 상기 사용자 단말이 지원하는 밴드 결합(band combination)별로 설정되는 것을 특징으로 하는, 인터밴드 TDD 전송 방식에서 사용자 단말의 전송 모드 정보를 송신하는 장치.
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JP2014543401A JP5951789B2 (ja) | 2011-11-25 | 2012-10-18 | 基地局がユーザ端末と信号を送受信する方法、ユーザ端末が基地局と信号を送受信する方法、基地局および端末 |
CN201280068010.8A CN104067554B (zh) | 2011-11-25 | 2012-10-18 | 发送/接收关于处于频带间tdd发送方案的用户终端的发送模式信息的方法和装置 |
US14/360,565 US9596677B2 (en) | 2011-11-25 | 2012-10-18 | Method and device for transmitting/receiving transmission mode information on user terminal in inter-band TDD transmission scheme |
EP12851569.9A EP2784971B1 (en) | 2011-11-25 | 2012-10-18 | Method and device for transmitting/receiving transmission mode information on user terminal in inter-band tdd transmission scheme |
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Also Published As
Publication number | Publication date |
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KR101920496B1 (ko) | 2018-11-21 |
KR20130058567A (ko) | 2013-06-04 |
CN104067554B (zh) | 2017-04-05 |
EP2784971A1 (en) | 2014-10-01 |
EP2784971A4 (en) | 2015-06-03 |
CN104067554A (zh) | 2014-09-24 |
EP2784971B1 (en) | 2019-08-07 |
JP2015504637A (ja) | 2015-02-12 |
US9596677B2 (en) | 2017-03-14 |
JP5951789B2 (ja) | 2016-07-13 |
US20140328228A1 (en) | 2014-11-06 |
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