WO2012130125A1 - Procédé et appareil de détermination d'informations de sous-trame - Google Patents

Procédé et appareil de détermination d'informations de sous-trame Download PDF

Info

Publication number
WO2012130125A1
WO2012130125A1 PCT/CN2012/073062 CN2012073062W WO2012130125A1 WO 2012130125 A1 WO2012130125 A1 WO 2012130125A1 CN 2012073062 W CN2012073062 W CN 2012073062W WO 2012130125 A1 WO2012130125 A1 WO 2012130125A1
Authority
WO
WIPO (PCT)
Prior art keywords
subframe
neighboring cell
measurement result
cell
information
Prior art date
Application number
PCT/CN2012/073062
Other languages
English (en)
Chinese (zh)
Inventor
潘学明
沈祖康
Original Assignee
电信科学技术研究院
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 电信科学技术研究院 filed Critical 电信科学技术研究院
Publication of WO2012130125A1 publication Critical patent/WO2012130125A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports

Definitions

  • a time division duplex (TDD) mode refers to that the uplink and downlink use the same working frequency band to transmit uplink and downlink signals at different time intervals.
  • GP Guard Period
  • the FDD (Frequency Division Duplex) mode refers to the use of different working bands on the uplink and downlink, and uplink and downlink on different frequency carriers at the same time.
  • GB Guard Band
  • a radio frame has a length of 10 ms, and includes 10 subframes of a special subframe and a regular subframe. Each subframe is Lms.
  • the special subframe is divided into three subframes: DwPTS (Downlink Pilot Time Slot) for transmitting PSS (Primary Synchronization Signal), PDCCH (Physical Downlink Control Channel), PHICH (Physical HARQ Indication Channel), PCFICH (Physical Control Format Indication Channel), PDSCH (Physical Downlink Shared Channel), etc.
  • DwPTS Downlink Pilot Time Slot
  • PSS Primary Synchronization Signal
  • PDCCH Physical Downlink Control Channel
  • PHICH Physical HARQ Indication Channel
  • PCFICH Physical Control Format Indication Channel
  • PDSCH Physical Downlink Shared Channel
  • the protection interval between the downlink and the uplink; UpPTS (Uplink Pilot Time Slot) is used to transmit SRS (Sounding Reference Signal) and PRACH (Physical Random Access Channel). Wait.
  • the regular subframe includes an uplink subframe and a downlink subframe, and is used for transmitting an uplink/downlink control channel and service data.
  • two special subframes located in subframes 1 and 6) or a special subframe (located in subframe 1) may be configured, where subframe 0 and subframe 5 and special subframes
  • the DwPTS subframe is always used for downlink transmission
  • the UpPTS subframe in subframe 2 and special subframe is always used for uplink transmission
  • other subframes can be configured to be used for uplink transmission or downlink transmission as needed.
  • the uplink and downlink transmissions use the same frequency resource, and the uplink/downlink signals are transmitted on different subframes.
  • the division of uplink and downlink subframes is static or semi-static.
  • the proportion of uplink and downlink subframes is determined and remains unchanged according to the cell type and approximate service ratio in the network planning process. . This is a relatively simple approach in the context of large coverage of macro cells, and is also more effective.
  • the intersecting slots of the neighboring cells may be disturbed.
  • a femto cell is used for uplink signal reception, and a base station-base station interference occurs between two cells, and a femto base station (femto NodeB) directly Receiving the downlink signal of the macro base station (Macro NodeB) will seriously affect the shield of the femto base station receiving the uplink signal of the L-UE (Local UE, local UE).
  • the neighbor cells herein may be cells that are geographically adjacent and use the same TDD carrier (shown in Figure 1B), or cells that are geographically overlapping and use adjacent TDD carriers (shown in Figure 1C).
  • the present invention provides a method and a device for determining subframe information, which can be used to obtain subframe information of a neighboring cell when the uplink and downlink traffic ratio requirements of the cell are dynamically changed.
  • the subframe type of the subframe in the radio frame includes a variable subframe, where the variable subframe is a subframe with a variable transmission direction;
  • the subframe information of the same subframe in the neighboring cell is determined or the measurement result is sent to the upper layer network node, and the upper layer network node is notified to determine the subframe information of the same subframe in the neighboring cell.
  • a measuring module configured to measure a signal of a neighboring cell network side device in each subframe in the subframe set, and determine a measurement result, where the subframe in the subframe set is a subframe in a radio frame configured according to the local cell Determining, by the subframe type, the subframe type of the subframe in the radio frame includes a variable subframe, where the variable subframe is a subframe with a variable transmission direction, and the processing module is configured to determine, in the neighboring cell, according to the measurement result.
  • the subframe information of the same subframe is reported to the upper-layer network node, and the upper-layer network node is notified to determine the subframe information of the same subframe in the neighboring cell.
  • a system for determining subframe information includes: a network side device, configured to measure a signal of a neighboring cell network side device in each subframe in the subframe set, determine a measurement result, and send the measurement result to the upper layer network node, where the subframe in the subframe set
  • the subframe type of the subframe in the radio frame is determined by the subframe type of the subframe in the radio frame, where the subframe type of the subframe includes a variable subframe, and the variable subframe is a subframe with a variable transmission direction.
  • the upper layer network node device is configured to determine subframe information of the same subframe in the neighboring cell by using the measurement result.
  • the embodiment of the present invention determines the subframe information of the same subframe in the neighboring cell according to the measurement result of the signal of the neighboring cell network side device in each subframe in the subframe set, or sends the measurement result to the upper layer.
  • the network node notifies the upper-layer network node to determine the subframe information of the same subframe in the neighboring cell according to the measurement result, so that when the uplink and downlink traffic proportion requirements of the cell are dynamically changed, the subframe information of the neighboring cell can be learned, and the system performance is improved; Further, a basis is provided for avoiding cross-slot interference between cells.
  • FIG. 1A is a schematic diagram of a frame structure of a TD-LTE system
  • FIG. 1B is a schematic diagram of cross-slot interference when using the same TDD carrier
  • Figure 1C is a schematic diagram of cross-slot interference when using adjacent TDD carriers
  • FIG. 2 is a schematic structural diagram of a method for determining subframe information according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of an apparatus for determining subframe information according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a system for determining subframe information according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of measuring a neighboring cell signal based on a subframe set according to an embodiment of the present invention.
  • the embodiment of the present invention measures the signal of the neighboring cell network side device in each subframe in the subframe set, and obtains the measurement result, and obtains the subframe information of the same subframe in the neighboring cell.
  • the subframe information of the neighboring cell can be known, thereby improving system performance.
  • the embodiments of the present invention can be applied to a TDD system (such as a TD-LTE system), and can also be applied to other systems that need to dynamically adjust uplink and downlink configurations of a subframe, such as a TD-SCDMA system and its subsequent evolution system, WiMAX (Worldwide Interoperability). For Microwave Access, 4 wave access global interoperability) systems and their subsequent evolution systems.
  • the method for determining subframe information in the embodiment of the present invention includes the following steps:
  • Step 201 Perform measurement on a signal of a neighboring cell network side device in each subframe in the subframe set, and determine a measurement result, where the subframe in the subframe set is a sub-frame of the radio frame configured in the local cell.
  • Frame type determined The subframe type of the subframe in the radio frame includes a variable subframe, and the variable subframe is a subframe with a variable transmission direction (that is, the transmission direction can be dynamically configured as needed, for example, the current period is the uplink transmission direction, and the current period is It is possible that the cycle will become the downstream transmission direction).
  • Step 202 Determine subframe information of the same subframe in the neighboring cell according to the measurement result, or report the measurement result to the upper-layer network node, and notify the upper-layer network node to determine the subframe information of the same subframe in the neighboring cell.
  • the subframe set includes a subframe 4, and the subframe information of the subframe 4 in the neighboring cell is determined according to the measurement result measured by the subframe 4.
  • the subframe type in the radio frame may have a fixed subframe (i.e., a subframe in which the transmission direction does not change) in addition to the variable subframe.
  • Embodiments of the present invention are applicable as long as there are variable subframes in the radio frame (including all subframes being variable subframes or partial subframes being variable subframes).
  • a subframe set may be divided for each subframe.
  • the subframe type in the radio frame configured in the local cell is used to divide the subframe set for each subframe in each period; or the received subframe collection manner from the upper layer is used in each period.
  • Each sub-frame divides the set of sub-frames.
  • the variable subframes with the same modulus value may be allocated in each period.
  • the variable subframes with the same modulus value may be allocated in each period.
  • the assigned modulus value is determined according to the formula 1:
  • X is the assigned modulus value
  • N is the subframe number
  • M is the period duration
  • N mod 5 4 subframes (including subframes 4 and 9).
  • Equation 1 a preferred way is to use each variable subframe in each period as a set of subframes.
  • the subframes in which the neighboring area is fixed in direction are 0, 1, 2, 5, and 6; the subframes in which the neighboring area configuration direction may change are 3, 4, 7, 8, and 9.
  • the subframe set may be divided according to the number of subframes in which the neighboring cell configuration direction may change, without determining the allocation modulus value of each subframe. Divide 5 subframe sets within each radio frame:
  • Set 1 is a subframe with a subframe number of 3 in each radio frame
  • Set 2 is a subframe with a subframe number of 4 in each radio frame
  • Set 3 is a subframe with a subframe number of 7 in each radio frame
  • Set 4 is a subframe with a subframe number of 8 in each radio frame
  • Set 5 is a subframe with a subframe number of 9 in each radio frame.
  • the high-level sub-frame set division manner may be the same as the above sub-frame set division manner, or Other allocation methods are used, but the subframe type determination of the subframe in the radio frame configured in the local cell is required.
  • the first Z (Z is a positive integer) variable subframes are divided into one subframe set in one cycle, and the remaining variable subframes are divided into another subframe set; the odd subframes may also be divided into one subframe set. , divides even subframes into another subset of subframes.
  • the sub-frame set division manner may be determined by the upper layer and notified to the network side device according to the requirement. The specific division status may be directly notified by the upper layer to the network side device, for example, which variable sub-frames are divided into which subframe sets.
  • RSRP reference
  • Measurement Signal Received Power is used to measure CRS (Cell-specific Reference Signals) of neighboring cell network side devices in each subframe in the subframe set.
  • CRS Cell-specific Reference Signals
  • the neighboring cell network side device and the local cell use the same carrier are used, and if yes, the current carrier is measured on the current cell; if not, the jump to the corresponding neighbor On the current carrier of the cell, measurements are performed on the current carrier of the neighboring cell.
  • time synchronization may be performed with the neighboring cell, and cell ID information of the neighboring cell is obtained.
  • a network side device sets its own subframe configuration to DSUUU DSUUU when booting (where D represents downlink, S represents special, U represents uplink), and then If the measurement of each neighboring cell signal is performed on the corresponding subframe set or the subframe set group, it is considered that a network side device has established time synchronization with each neighboring cell, and the Cell ID information of each neighboring cell has been known;
  • the measurement process is in an uplink subframe of a cell that has already been established on a network side device or MBSFN (Multimedia
  • the signal of the neighboring cell network side device is measured in each subframe in the subframe set.
  • one or more subframe sets may be grouped into a subframe set according to different radio frame division periods, and then multiple subframe sets on one subframe set are correspondingly measured and measured. The result is smoothed for decision.
  • step 201 after measuring the signal of the neighboring cell network side device in each subframe in each subframe set and determining the measurement result, the measurement determined for each subframe set belonging to the same subframe set group is determined. The result is smoothed to obtain a smoothed measurement result;
  • the smoothing processed measurement result determines the subframe information of the same subframe in the neighboring cell; or the smoothed measurement result is sent to the upper network node, and the upper network node is notified to be smoothed.
  • the processed measurement result determines subframe information of the same subframe in the neighboring cell.
  • the subframe set containing the same subframe in multiple periods may be used as one subframe set group; or the received subframe set group from the upper layer is received.
  • the division mode divides the subframe set into a subframe set group.
  • how many cycles are divided into one subframe set group may be specified in the protocol or determined by the upper layer as needed.
  • the partitioning period is 5 ms
  • Y is a positive integer greater than 1, which can be determined based on protocol agreement or network side configuration.
  • the subframe number corresponding to each subframe set is N mod 5
  • L is a positive integer greater than 1, which can be determined based on protocol agreement or network side configuration
  • subframes with the same subframe number N corresponding to each subframe set in each radio frame.
  • each subframe set may be divided into a subframe set group immediately after determining each subframe set, or each subframe set may be divided into a subframe set group immediately after determining the measurement result of each subframe set.
  • the sub-frame set group division manner determined by the upper layer may be the same as the above-mentioned sub-frame set group division manner, or may be Is other The way of division.
  • the pre-P (P is a positive integer) sub-frame set is divided into one sub-frame set group in a certain period of time, and the remaining sub-frame sets are divided into another sub-frame set group; the specific sub-frames can be directly notified to the network side by the upper layer.
  • the upper layer here can notify the network side device of the division manner of the subframe set group by using the display signaling manner.
  • step 202 the subframe information of the same subframe in the neighboring cell is determined according to the measurement result, or the measurement result is sent to the upper layer network node, and the same subframe in the neighboring cell is determined by the measurement result of the upper layer network node.
  • the subframe information can be specified in the protocol as needed, and the higher layer can also notify the network side device of which method is used.
  • the subframe information of the same subframe in the neighboring cell is determined (including the measurement result of the upper layer network node to determine the subframe information of the same subframe in the neighboring cell), and the measurement result and the set threshold value may be determined. Comparing, determining subframe information of the same subframe in the neighboring cell according to the comparison result.
  • One or more threshold values may be set as needed, and the subframe information includes but is not limited to one or more of the following information:
  • the number of threshold values and which subframe information is determined based on the comparison result can be determined by specific implementation and experience. For example, only one threshold is set, and then the measurement result is compared with the set threshold. If it is greater than the threshold, it is confirmed that the same subframe in the neighboring cell generates cross-interference or neighboring cell network side of the local cell. The device transmits a downlink signal in the same subframe.
  • the measurement result is compared with the threshold value 1. If the measurement result is less than the threshold value 1, the neighboring cell is confirmed. The network side device does not transmit the downlink signal in the subframe, or does not generate any cross interference to the local cell even if the downlink signal is transmitted. If the measurement result is greater than the threshold value 2, it is confirmed that the same subframe in the neighboring cell generates a crossover for the local cell.
  • the network side device of the neighboring cell or the neighboring cell transmits the downlink signal in the same subframe; if the measurement result is between the threshold value 1 and the threshold value 2, in order to better avoid the interference, the measurement result may be greater than the threshold value 2
  • the processing mode is operated; or in order to make better use of the subframe resources, the operation may be performed according to the processing method in which the measurement result is less than the threshold value 1.
  • the specific comparison results can be set according to the implementation and experience.
  • the execution body of the method in the embodiment of the present invention is a network side device.
  • the network side device may be a station (such as a macro base station, a Pico NodeB, a home base station, etc.), a relay (RN) device, or other network side devices.
  • a station such as a macro base station, a Pico NodeB, a home base station, etc.
  • RN relay
  • an apparatus and system for determining subframe information are further provided in the embodiment of the present invention. Since the principle of solving the problem between the device and the system is similar to the method for determining the subframe information, the implementation of the device and the system may refer to the method. The implementation, the repetition will not be repeated.
  • the apparatus for determining subframe information in the embodiment of the present invention includes: a measurement module 300 and a processing module 310.
  • the measuring module 300 is configured to measure a signal of a neighboring cell network side device in each subframe in the subframe set, The measurement result is determined, where the subframe in the subframe set is determined by the subframe type in the radio frame configured by the local cell, and the subframe type in the radio frame includes a variable subframe, and the variable subframe It is a sub-frame with a variable transmission direction.
  • the processing module 310 is configured to determine subframe information of the same subframe in the neighboring cell according to the measurement result determined by the measurement module 300, or send the measurement result to the upper layer network node, and notify the upper layer network node to determine the same result in the neighboring cell. Subframe information of a subframe.
  • the measurement module 300 is further configured to:
  • the subframe set is divided for each subframe in each period;
  • the subframe set is divided for each subframe in each period according to the received subframe division manner from the upper layer.
  • the measurement module 300 is specifically configured to:
  • the assigned modulus is determined according to the following formula:
  • N is the subframe number
  • M is the period duration
  • the measurement module 300 is specifically configured to:
  • each variable sub-frame in each period is taken as a sub-frame set.
  • the measurement module 300 is specifically configured to:
  • the neighboring cell is determined to use a different carrier from the local cell, and the signal of the neighboring cell network side device is measured in each subframe in the subframe set on the current carrier of the neighboring cell.
  • the measurement module 300 is further configured to:
  • the measurement result determines the subframe information of the same subframe in the neighboring cell or the measurement result is
  • the processing module 310 is specifically configured to:
  • the subframe information of the same subframe in the neighboring cell is determined; or the smoothed measurement result is sent to the upper network node, and the upper network node is notified to the smoothed processing result. Determining subframe information of the same subframe in the neighboring cell.
  • the measurement module is further configured to:
  • the subframe set containing the same subframe in multiple cycles is used as one subframe set group; or After the measurement result is determined, before the smoothing process, the subframe set is divided into the subframe set according to the received subframe group group division manner from the upper layer.
  • the measurement module 300 is specifically configured to:
  • the reference signal received power RSRP measurement mode is used to measure the cell-specific pilot signal CRS of the neighboring cell network side device in each subframe in the subframe set.
  • the measurement module 300 is further configured to:
  • the measurement module 300 is specifically configured to:
  • the cell identification information of the neighboring cell obtained by the neighboring cell is measured in the subframe of the neighboring cell network side device in each subframe in the subframe set.
  • the processing module 310 is specifically configured to:
  • the measurement result is compared with the set threshold value, and the subframe information of the same subframe in the neighboring cell is determined according to the comparison result.
  • the system for determining subframe information in the embodiment of the present invention includes: a network side device 10 and an upper layer network node device 20.
  • the network side device 10 is configured to measure a signal of the neighboring cell network side device in each subframe in the subframe set, determine a measurement result, and send the measurement result to the upper layer network node, where the child in the subframe set
  • the frame is determined by the subframe type in the radio frame configured by the local cell, and the subframe type in the radio frame includes a variable subframe, and the variable subframe is a subframe with a variable transmission direction.
  • the upper layer network node device 20 is configured to determine subframe information of the same subframe in the neighboring cell by using the measurement result.
  • the network side device in the embodiment of the present invention may be a base station (such as a macro base station, a micro base station, a home base station, etc.), or may be a relay device, or may be another network side device.
  • a base station such as a macro base station, a micro base station, a home base station, etc.
  • a relay device or may be another network side device.
  • the present invention is described below by taking a threshold value as an example. Setting a plurality of threshold values is similar to setting a threshold value, and details are not described herein again.
  • FIG. 5 is a schematic diagram of measuring a signal of a neighboring cell network side device based on a subframe set according to an embodiment of the present invention, where a macro base station of a macro cell and a femto base station 1 of a femto cell 1 are powered on in the geographical area.
  • the TDD subframe used by the macro base station is configured as DSUUD DSUUD
  • the TDD subframe used by the femto base station 1 is configured as DSUDD DSUDD.
  • the femto base station 2 of the femto cell 2 is powered on, and the TDD subframe of the femto cell 2 is configured as a DSUUU DSUUU, and is measured in the three subframe sets of each radio field, that is,
  • the threshold value set in this embodiment is a preset threshold value 1. When the RSRP value of the macro cell and the femto cell 1 is lower than the preset threshold value 1 in the subframe set 1, the macro base station and the MN are determined.
  • the pico base station 1 does not transmit the downlink signal in the subframe corresponding to the subframe set 1; in the subframe set 2, the RSRP value of the macro cell is measured to be lower than the preset threshold 1, and the RSRP value of the femtocell 1 is higher than
  • the preset threshold value 1 determines that the macro base station does not send the downlink signal in the subframe corresponding to the subframe set 2, and the femto base station 1 transmits the downlink signal in the subframe corresponding to the subframe set 2; and so on. Thereby, the subframe information of the macro cell and the first cell 1 is obtained.
  • the neighboring cell may be considered not to transmit a downlink signal in the subframe; or even if a downlink signal is transmitted. However, no cross interference is generated for the cell, and it is also considered that the neighboring cell does not transmit the downlink signal.
  • the embodiment of the present invention determines the subframe information of the same subframe in the neighboring cell or the measurement result to the upper layer network according to the measurement result of measuring the signal of the neighboring cell network side device in each subframe in the subframe set.
  • the node notifies the upper-layer network node to determine the subframe information of the same subframe in the neighboring cell according to the measurement result, so that when the uplink and downlink traffic proportion requirements of the cell are dynamically changed, the subframe information of the neighboring cell can be learned, and the system performance is improved; , to provide a basis for avoiding cross-slot interference between cells.
  • embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the present invention can be embodied in the form of a computer program product embodied on one or more computer-usable storage interfaces (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer usable program code.
  • computer-usable storage interfaces including but not limited to disk storage, CD-ROM, optical storage, etc.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
  • the instructions are provided for implementing one or more processes and/or block diagrams in the flowchart The steps of the function specified in the box or in multiple boxes.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Conformément à un mode de réalisation, la présente invention concerne le domaine technique de la communication sans fil, en particulier un procédé et un appareil de détermination d'informations de sous-trame, qui sont utilisés pour acquérir des informations de sous-trame d'une cellule voisine lorsque des demandes de proportion de service de liaison montante et de liaison descendante dans une cellule sont en changement dynamique. Le procédé selon le mode de réalisation de la présente invention comprend les étapes suivantes consistant à : mesurer un signal d'équipement au niveau d'un côté réseau d'une cellule voisine dans chaque sous-trame d'un ensemble de sous-trames, déterminer un résultat de mesure, la sous-trame de l'ensemble de sous-trames étant déterminée par le type de sous-trame d'une sous-trame dans une trame sans fil configurée dans la présente cellule, le type de sous-trame de la sous-trame dans la trame sans fil comprenant une sous-trame variable, qui est une sous-trame ayant une direction de transmission variable ; et déterminer les informations de sous-trame de la même sous-trame dans la cellule voisine selon le résultat de mesure, ou rapporter le résultat de mesure à un nœud de réseau de couche supérieure pour informer le nœud de réseau de couche supérieure de déterminer les informations de sous-trame de la même sous-trame dans la cellule voisine selon le résultat de mesure. Par adoption du mode de réalisation de la présente invention, lorsque les demandes de proportion de service de liaison montante et de liaison descendante dans la cellule sont en changement dynamique, les informations de sous-trame de la cellule voisine peuvent être acquises, de telle sorte que les performances du système peuvent être améliorées.
PCT/CN2012/073062 2011-03-29 2012-03-26 Procédé et appareil de détermination d'informations de sous-trame WO2012130125A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110076609.3A CN102170657B (zh) 2011-03-29 2011-03-29 一种确定子帧信息的方法和设备
CN201110076609.3 2011-03-29

Publications (1)

Publication Number Publication Date
WO2012130125A1 true WO2012130125A1 (fr) 2012-10-04

Family

ID=44491598

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/073062 WO2012130125A1 (fr) 2011-03-29 2012-03-26 Procédé et appareil de détermination d'informations de sous-trame

Country Status (2)

Country Link
CN (1) CN102170657B (fr)
WO (1) WO2012130125A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102170657B (zh) * 2011-03-29 2014-09-10 电信科学技术研究院 一种确定子帧信息的方法和设备
CN103220048B (zh) * 2012-01-20 2018-04-27 中兴通讯股份有限公司 一种进行测量处理的方法及装置
JP5979228B2 (ja) 2012-05-10 2016-08-24 ソニー株式会社 通信制御装置、通信制御方法及び端末装置
CN103782637B (zh) * 2012-09-04 2018-09-28 华为技术有限公司 信道测量的处理方法、基站、和用户设备
CN103856960B (zh) * 2012-11-30 2016-11-02 展讯通信(天津)有限公司 通信终端及长期演进系统中小区测量的方法与装置
JP5970396B2 (ja) * 2013-03-07 2016-08-17 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末、無線通信方法及び無線通信システム
WO2014179967A1 (fr) * 2013-05-09 2014-11-13 Qualcomm Incorporated Atténuation de brouillage de groupage de cellules à base de seuil double pour eimta
CN104519579B (zh) * 2013-09-27 2019-06-18 上海诺基亚贝尔股份有限公司 基于子帧集合的操作和信令生成方法、装置和系统
CN112996017B (zh) * 2021-02-05 2023-06-30 展讯通信（上海）有限公司 资源分配方法、装置及设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101150825A (zh) * 2006-09-22 2008-03-26 华为技术有限公司 一种检测干扰邻居的方法、系统、基站及终端
CN101646257A (zh) * 2008-08-07 2010-02-10 大唐移动通信设备有限公司 确定小区的资源使用方式的方法和装置
WO2010130086A1 (fr) * 2009-05-12 2010-11-18 华为技术有限公司 Procede de configuration de cellule de mesure de terminal mobile, dispositif de commande de ressources radio et terminal
CN102026209A (zh) * 2010-12-21 2011-04-20 大唐移动通信设备有限公司 一种传输信息和配置子帧的方法、系统及设备
CN102170657A (zh) * 2011-03-29 2011-08-31 电信科学技术研究院 一种确定子帧信息的方法和设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1816198A (zh) * 2005-01-31 2006-08-09 西门子（中国）有限公司 时分－同步码分多址接入系统中降低小区间干扰的方法
EP2078357A4 (fr) * 2006-10-17 2014-05-07 Intel Corp Dispositif, systeme et procede permettant de segmenter et d'encadrer des signaux de communications dans des reseaux d'acces sans fil a large bande
MY153213A (en) * 2007-04-11 2015-01-29 Ericsson Telefon Ab L M Information on reference signal structure for neighbouring cell measurements
CN102379141B (zh) * 2009-02-05 2014-12-03 苹果公司 用于无线传输系统上的用户设备位置确定的方法和系统
CN101917729B (zh) * 2010-08-13 2016-04-13 中兴通讯股份有限公司 一种时域干扰指示方法、时域资源干扰确定方法及其基站

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101150825A (zh) * 2006-09-22 2008-03-26 华为技术有限公司 一种检测干扰邻居的方法、系统、基站及终端
CN101646257A (zh) * 2008-08-07 2010-02-10 大唐移动通信设备有限公司 确定小区的资源使用方式的方法和装置
WO2010130086A1 (fr) * 2009-05-12 2010-11-18 华为技术有限公司 Procede de configuration de cellule de mesure de terminal mobile, dispositif de commande de ressources radio et terminal
CN102026209A (zh) * 2010-12-21 2011-04-20 大唐移动通信设备有限公司 一种传输信息和配置子帧的方法、系统及设备
CN102170657A (zh) * 2011-03-29 2011-08-31 电信科学技术研究院 一种确定子帧信息的方法和设备

Also Published As

Publication number Publication date
CN102170657B (zh) 2014-09-10
CN102170657A (zh) 2011-08-31

Similar Documents

Publication Publication Date Title
TWI819198B (zh) 用於低時延通訊的控制通道監測能力
JP6653462B2 (ja) 端末装置、通信方法及び集積回路
WO2012130125A1 (fr) Procédé et appareil de détermination d'informations de sous-trame
JP5819540B2 (ja) キャリア・アグリゲーション環境における上りリンク電力制御のためのパスロス推定
KR101988506B1 (ko) 무선 이동통신 시스템에서 디스커버리 신호를 송/수신하는 방법 및 장치
US9504084B2 (en) Method to support an asymmetric time-division duplex (TDD) configuration in a heterogeneous network (HetNet)
US10506464B2 (en) Identification of a beamformed region
US11943797B2 (en) Inter-node coordination for cross-link interference management
JP6297690B2 (ja) 情報送信及び受信方法及びデバイス
CN101917729B (zh) 一种时域干扰指示方法、时域资源干扰确定方法及其基站
WO2012083814A1 (fr) Procédé, système, et dispositif de transmission d'informations et de configuration de sous-trame
CN102158910B (zh) 一种进行干扰协调的方法、系统和设备
US20140177556A1 (en) Method, system and apparatus for indicating resource position and blindly decoding channel
WO2012136100A1 (fr) Procédé et dispositif pour une coordination des interférences entre les cellules
WO2013127324A1 (fr) Station de base et procédé pour effectuer la configuration de sous-trames de liaison montante/descendante de station de base tdd
WO2013017016A1 (fr) Procédé et dispositif de planification de sous-trame
WO2012130139A1 (fr) Procédé, système et dispositif pour notifier des informations de configuration de sous-trame et configurer une sous-trame
CN115243361B (zh) 系统信息速率匹配
WO2013159598A1 (fr) Procédé et dispositif pour l'exécution d'un contrôle d'interférence
CN104335639A (zh) 用于小区内设备到设备(d2d)通信的探测参考信号(srs)机制
CN104854949A (zh) 用于在异构通信系统中进行随机接入的系统和方法
WO2012072009A1 (fr) Procédé, système et dispositif de communication à duplexage par répartition dans le temps
WO2012072038A1 (fr) Procédé, système et dispositif pour confirmer une configuration de liaison montante-descendante
WO2013020458A1 (fr) Procédé et dispositif de planification de transmission
WO2012072005A1 (fr) Procédé, système et dispositif pour confirmer une configuration de liaison montante-descendante

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12765382

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12765382

Country of ref document: EP

Kind code of ref document: A1