WO2017015900A1 - 一种小基站及其通信控制方法 - Google Patents
一种小基站及其通信控制方法 Download PDFInfo
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- WO2017015900A1 WO2017015900A1 PCT/CN2015/085437 CN2015085437W WO2017015900A1 WO 2017015900 A1 WO2017015900 A1 WO 2017015900A1 CN 2015085437 W CN2015085437 W CN 2015085437W WO 2017015900 A1 WO2017015900 A1 WO 2017015900A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/32—Hierarchical cell structures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3816—Mechanical arrangements for accommodating identification devices, e.g. cards or chips; with connectors for programming identification devices
- H04B1/3818—Arrangements for facilitating insertion or removal of identification devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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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
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/10—Interfaces between hierarchically different network devices between terminal device and access point, i.e. wireless air interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/186—Processing of subscriber group data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations
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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
- H04W88/02—Terminal devices
- H04W88/04—Terminal devices adapted for relaying to or from another terminal or user
Definitions
- the present invention relates to a communication control method in a wireless communication network, and in particular, to a small base station and a communication control method thereof.
- the small base station is a small, low-power base station that can provide wireless communication services for mobile terminals based on existing 3G, 4G wireless standard protocols.
- Small base stations are mainly deployed in public places such as shopping malls, offices, cafes, etc., or in the home.
- the small base station can make up for the shortage of the indoor coverage of the macro base station, avoid the difficulty of selecting the location of the macro base station, and the small base station can transmit at a lower power than the macro base station, so the small base station is more green and environmentally friendly.
- the small base station serves as a small, low-power base station to provide communication services for mobile users.
- the small base station accesses the mobility management entity (MME)/serving gateway through the small base station gateway ( SGW), to access the core network, and the small base station provides wireless communication services for terminals within its coverage.
- MME mobility management entity
- SGW small base station gateway
- An interface S1 exists between the macro base station and the MME/SGW
- an interface X2 exists between the macro base station and the macro base station.
- the macro base station accesses the core network through the MME/SGW, and the macro base station provides wireless communication services for terminals in the coverage area.
- the small base station cannot acquire the working frequency of the macro base station.
- Related information such as points, frequency bands, and neighbor list; on the other hand, the macro base station cannot obtain information about the working frequency, operating environment, and communication performance of the small base station. Therefore, it is inconvenient for the operator to perform configuration management, performance optimization, interference coordination management, and fault detection on the small base station.
- the embodiment of the invention provides a small base station and a communication control method thereof, and implements convenient configuration management of the small base station by using an air interface between the small base station and the macro base station.
- a communication control method comprising:
- the small base station is connected to the macro interface Uu of the macro base station by using a built-in soft SIM or an interpolating SIM card and accessing the macro base station;
- the configuration information of the macro base station includes system information of the macro base station.
- the system information of the macro base station includes an operating frequency of the macro base station.
- the small base station performs itself according to the configuration information of the macro base station.
- the system configuration includes:
- the operating frequency of the small base station is configured to be the same as the operating frequency of the macro base station.
- the system information of the macro base station includes time division multiplexing (TDD) ) The lower and lower subframe configuration ratios.
- the small base station performs the system according to the configuration information of the macro base station
- the configuration includes:
- the configuration ratio of the uplink and downlink subframes in the time division multiplexing of the small base station is the same as the configuration ratio of the uplink and downlink subframes in the time division multiplexing of the macro base station.
- the configuration information of the macro base station includes a physical layer cell identifier of the macro base station And the system information of the neighboring area of the macro base station, where the system message of the neighboring area of the macro base station includes at least three physical layer cell identifiers of the neighboring area of the macro base station.
- the small base station performs configuration of the system according to the configuration information of the macro base station.
- a small base station which is connected to an air interface of a macro base station by using a built-in soft SIM or an interpolating SIM card, and accesses a macro base station, where the small base station includes:
- a synchronization receiving module configured to: after receiving a broadcast synchronization signal of the macro base station, synchronize with the macro base station, and acquire configuration information of the macro base station;
- a configuration module configured to perform configuration of the system according to the configuration information of the macro base station.
- a third aspect provides a method for configuring a base station to access a user by using a terminal, where the method includes:
- the terminal receives the Closed Subscriber Group Identity (CSG ID) broadcasted by the base station, wherein only the terminal belonging to the closed subscriber group can be allowed to access the small base station, and the small base station is built in Soft SIM or interpolating the SIM card and establishing with the macro base station through the air interface;
- CSG ID Closed Subscriber Group Identity
- a fourth aspect provides a method for configuring a base station admission user, where the method includes:
- the small base station broadcasts the Closed Subscriber Group Identity (CSG ID), wherein only the terminal belonging to the closed subscriber group can be allowed to access the small base station, and the small base station has a built-in soft SIM or Interpolating the SIM card and establishing with the macro base station through the air interface;
- CSG ID Closed Subscriber Group Identity
- the admission user list of the terminal where the admission user list is formed by the terminal selecting one or more users from the terminal user list or the contact list, and receiving the The terminal indicates to the base station that the user in the admission user list is a user who is permitted to access the small base station, wherein the admission user list includes a mobile phone number of the one or more users.
- a data transmission method comprising:
- the small base station establishes a connection with the terminal and receives data transmitted by the terminal, wherein the small base station has a built-in soft SIM or an inserted SIM card and is established with the macro base station through an air interface;
- the small base station Determining whether the link between the small base station and the small base station gateway or between the small base station gateway and the MME/SGW or between the MME/SGW and the next node is normal, and if the judgment result is normal, the small base station will receive the data. Sending to the small base station gateway, otherwise the small base station establishes a link with the macro base station through the air interface of the small base station and the macro base station, and the macro base station sends the received data to the MME/SGW.
- a sixth aspect provides a method for managing interference coordination of a small base station, where the method includes:
- the small base station establishes a connection with the macro base station by using an air interface between the small base station and the macro base station;
- the small base station receives a pilot signal of the macro base station and measures the pilot signal power
- the small base station adjusts a transmit power of the small base station according to a measurement result of the pilot signal power and an adjustment policy, where the adjustment strategy is when the measured pilot signal function of the macro base station is When the rate is greater than a threshold, the small base station adjusts the transmit power to the first transmit power, and when the measured pilot signal power of the macro base station is less than the threshold, the small base station The transmit power is adjusted to a second transmit power, wherein the maximum transmit power of the small base station > first transmit power > second transmit power > zero.
- a SIM card is added, so that the small base station can access the macro base station in the form of a terminal, which is equivalent to adding an air interface Uu between the small base station and the macro base station, and configuring the small base station through the air interface. Management, performance optimization, access user configuration, and more.
- 1 is a schematic diagram of wireless network communication in the prior art.
- FIG. 2 is a schematic diagram of wireless network communication according to the present invention.
- FIG. 3 is a schematic flowchart diagram of a communication control method according to Embodiment 1 of the present invention.
- the macro base station provides wireless communication services for the terminal and the small base station through the air interface Uu, the macro base stations are interconnected through the interface X2, and the macro base station communicates with the mobility management entity (MME) through the S1 interface.
- MME mobility management entity
- SGW Service Gateway
- the MME/SGW is responsible for the mobility management of the live, and the routing of user data packets.
- the MME/SGW means MME or SGE.
- a synchronization receiving module configured to: after receiving a broadcast synchronization signal of the macro base station, synchronize with the macro base station, and acquire configuration information of the macro base station;
- the small base station has a soft SIM or a SIM card, and a link formed by the air interface exists between the small base station and the macro base station.
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
Abstract
Description
Claims (23)
- 一种通信控制方法,其特征在于,所述方法包括:小基站通过内置软SIM或是内插SIM卡与宏基站的空中接口Uu连接并接入所述宏基站;所述小基站接收所述宏基站的广播同步信号后,与所述宏基站进行同步并获取所述宏基站的配置信息;所述小基站根据所述宏基站的配置信息进行自身系统的配置。
- 如权利要求1所述的通信控制方法,其特征在于:所述宏基站的配置信息包括所述宏基站的系统信息。
- 如权利要求2所述的通信控制方法,其特征在于:所述宏基站的系统信息包括所述宏基站的工作频率。
- 如权利要求3所述的通信控制方法,其特征在于:所述小基站根据所述宏基站的配置信息进行自身系统的配置包括:配置所述小基站的工作频率与所述宏基站的工作频率相同。
- 如权利要求2至4任一项所述的通信控制方法,其特征在于:所述宏基站的系统信息包括时分复用(TDD,Time Division Duplexing)下上下行子帧配置比例。
- 如权利要求5所述的通信控制方法,其特征在于:所述小基站根据所述宏基站的配置信息进行自身系统的配置包括:配置所述小基站的时分复用下上下行子帧配置比例与所述宏基站的时分复用下上下行子帧配置比例相同。
- 如权利要求2至6任一项所述的通信控制方法,其特征在于:所述宏基站的配置信息包括所述宏基站的物理层小区标识和所述宏基站邻区的系统信息,所述宏基站邻区的系统消息包括至少三个所述宏基站邻区的物理层小区标识。
- 如权利要求7所述的通信控制方法,其特征在于:所述小基站根据所述宏基站的配置信息进行自身系统的配置包括:确定配置的所述小基站的物理层小区标识与所述宏基站的物理层小区标识和所述宏基站邻区的物理层小区标识均不同。
- 一种小基站,其特征在于,通过内置软SIM或是内插SIM卡与宏基站的空中接口连接并接入宏基站,其中所述小基站包括:同步接收模块,用于接收所述宏基站的广播同步信号后,与所述宏基站进行同步并获取所述宏基站的配置信息;配置模块,用于根据所述宏基站的配置信息进行自身系统的配置。
- 如权利要求9所述的小基站,其特征在于:所述宏基站的配置信息包括所述宏基站的系统信息。
- 如权利要求10所述的小基站,其特征在于:所述宏基站的系统信息包括所述宏基站的工作频率。
- 如权利要求11所述的小基站,其特征在于:所述配置模块还具体用于:配置所述小基站的工作频率与宏基站的工作频率相同。
- 如权利要求10至12任一项所述的小基站,其特征在于:所述宏基站的系统信息包括时分复用(TDD,Time Division Duplexing)下上下行子帧配置比例。
- 如权利要求13所述的小基站,其特征在于,所述配置模块还具体用于:配置所述小基站的时分复用下上下行子帧配置比例与所述宏基站的时分复用下上下行子帧配置比例相同。
- 如权利要求10至14任一项所述的小基站,其特征在于:所述宏基站的配置信息包括所述宏基站的物理层小区标识和所述宏基站邻区的系统信息,所述宏基站邻区的系统消息包括至少三个所述宏基站邻区的物理层小区 标识。
- 如权利要求15所述的小基站,其特征在于:所述配置模块还具体用于:确定配置的所述小基站的物理层小区标识不同于所述宏基站的物理层小区标识及所述宏基站邻区的物理层小区标识。
- 一种通过终端配置基站准入用户的方法,其特征在于,所述方法包括:终端接收基站广播的所述小基站闭合用户群标识(CSG ID,Closed Subscriber Group Identity),其中只有属于所述闭合用户群的终端才可以被允许接入所述小基站,所述小基站通过内置软SIM或内插SIM卡并通过空中接口与宏基站建立;所述终端判断该闭合用户群标识是否在所述终端所保存的闭合用户群标识列表之内,如果是,则所述终端接入所述小基站;所述终端从自身用户列表或联系人列表中选择一个或多个用户组成的准入用户列表,并将所述准入用户列表发送给小基站并指示所述准入用户列表中的用户是准许接入所述小基站的用户,其中所述准入用户列表包含所述一个或多个用户的手机号码。
- 一种基站准入用户的配置方法,其特征在于,所述方法包括:小基站广播所述小基站闭合用户群标识(CSG ID,Closed Subscriber Group Identity),其中只有属于所述闭合用户群的终端才可以被允许接入所述小基站,所述小基站内置软SIM或内插SIM卡并通过空中接口与宏基站建立;所述小基站接收所述终端发送的准入用户列表,其中、所述准入用户列表由所述终端从所述终端用户列表或联系人列表中选择一个或多个用户来组成,列表并接收到所述终端向所述基站指示所述准入用户列表中的用户是准许接入所述小基站的用户,其中所述准入用户列表包含所述一个或多个用户 的手机号码。
- 如权利要求18所述的基站准入用户的配置方法,其特征在于,所述小基站接收所述终端的准入用户列表后,接收其它终端的接入请求,如果其它终端在所述准入用户列表内,则准许所述其它终端接入所述小基站,否则拒绝所述其它终端接入所述小基站。
- 如权利要求18或19所述的基站准入用户的配置方法,其特征在于,所述小基站接收所述终端的准入用户列表包括:所述小基站通过终端与宏基站之间的链路以及宏基站与小基站间的链路传给小基站接收所述终端发送的准入用户列表。
- 一种数据传输方法,其特征在于,所述方法包括:小基站建立与终端的连接并接收所述终端传输的数据,其中所述小基站内置软SIM或内插SIM卡并通过空中接口与宏基站建立;判断所述小基站与小基站网关之间或所述小基站网关与MME/SGW之间或所述MME/SGW与下一节点之间的链路是否正常,若判断结果是正常则所述小基站将接收到的所述终端传输的数据发送至所述小基站网关,否则所述小基站通过所述小基站与宏基站之间的链路以及所述宏基站的转发将所述数据发送至MME/SGW,其中所述小基站与宏基站之间的链路是所述小基站通过所述宏基站的空中接口建立的。
- 一种小基站的干扰协调管理方法,其特征在于,所述方法包括:小基站通过所述小基站与宏基站间的空中接口与所述宏基站建立连接;所述小基站接收所述宏基站的导频信号并测量所述导频信号功率;所述小基站根据所述导频信号功率的测量结果以及调整策略调整所述小基站的发射功率,其中所述调整策略为当测量到的所述宏基站的导频信号功率大于一门限值时,则所述小基站将发射功率调整为第一发射功率,当测量到的所述宏基站的导频信号功率小于所述门限值时,则所述小基站将发射功率调整为第二发射功率,其中,所述小基站的最大发射功率>第一发射功率 >第二发射功率>零。
- 如权利要求22所述的小基站的干扰协调管理方法,其特征在于,所述方法还包括:所述小基站将所述小基站的系统带宽分为多个频带进行用户数据传输;所述小基站测量不同频带上的干扰信号强度,并根据所述不同频带上的干扰信号强度,将所述用户数据调度到干扰信号强度低的频带上进行传输。
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020177015083A KR20170081673A (ko) | 2015-07-29 | 2015-07-29 | 소형 셀 및 소형 셀의 통신 제어 방법 |
| PCT/CN2015/085437 WO2017015900A1 (zh) | 2015-07-29 | 2015-07-29 | 一种小基站及其通信控制方法 |
| EP15899252.9A EP3209073B1 (en) | 2015-07-29 | 2015-07-29 | Small base station and communication control method therefor |
| CN201580044768.1A CN106576317B (zh) | 2015-07-29 | 2015-07-29 | 一种小基站及其通信控制方法 |
| US15/703,277 US10470056B2 (en) | 2015-07-29 | 2017-09-13 | Small cell and communication control method thereof |
| US16/596,327 US20200045561A1 (en) | 2015-07-29 | 2019-10-08 | Small cell and communication control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2015/085437 WO2017015900A1 (zh) | 2015-07-29 | 2015-07-29 | 一种小基站及其通信控制方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US15/703,277 Continuation US10470056B2 (en) | 2015-07-29 | 2017-09-13 | Small cell and communication control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2017015900A1 true WO2017015900A1 (zh) | 2017-02-02 |
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| KR (1) | KR20170081673A (zh) |
| CN (1) | CN106576317B (zh) |
| WO (1) | WO2017015900A1 (zh) |
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| US11632715B2 (en) * | 2020-06-08 | 2023-04-18 | Mediatek Inc. | Enhanced mechanism for accessing non-public network |
| CN111918382B (zh) * | 2020-08-12 | 2023-01-24 | 深圳蓝奥声科技有限公司 | 无线同步群控方法及装置 |
| US11638165B2 (en) * | 2020-09-02 | 2023-04-25 | Verizon Patent And Licensing Inc. | Dynamic small cell radio frequency (RF) optimization |
| CN116636293A (zh) * | 2020-11-05 | 2023-08-22 | 中兴通讯股份有限公司 | 无线住宅网关及室内基站 |
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- 2015-07-29 WO PCT/CN2015/085437 patent/WO2017015900A1/zh not_active Ceased
- 2015-07-29 KR KR1020177015083A patent/KR20170081673A/ko not_active Ceased
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2017
- 2017-09-13 US US15/703,277 patent/US10470056B2/en active Active
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2019
- 2019-10-08 US US16/596,327 patent/US20200045561A1/en not_active Abandoned
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| US20200045561A1 (en) | 2020-02-06 |
| US10470056B2 (en) | 2019-11-05 |
| CN106576317B (zh) | 2020-06-16 |
| CN106576317A (zh) | 2017-04-19 |
| KR20170081673A (ko) | 2017-07-12 |
| EP3209073A1 (en) | 2017-08-23 |
| US20180007564A1 (en) | 2018-01-04 |
| EP3209073B1 (en) | 2020-09-16 |
| EP3209073A4 (en) | 2017-12-13 |
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