WO2015044770A2 - Method and apparatus for configuring drx for a user equipment in a dual/plural connectivity wireless communication system - Google Patents

Method and apparatus for configuring drx for a user equipment in a dual/plural connectivity wireless communication system Download PDF

Info

Publication number
WO2015044770A2
WO2015044770A2 PCT/IB2014/002109 IB2014002109W WO2015044770A2 WO 2015044770 A2 WO2015044770 A2 WO 2015044770A2 IB 2014002109 W IB2014002109 W IB 2014002109W WO 2015044770 A2 WO2015044770 A2 WO 2015044770A2
Authority
WO
WIPO (PCT)
Prior art keywords
base station
user equipment
configuration
drx
small base
Prior art date
Application number
PCT/IB2014/002109
Other languages
English (en)
French (fr)
Other versions
WO2015044770A3 (en
Inventor
Pingping Wen
Chandrika Worrall
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Priority to JP2016517427A priority Critical patent/JP2016532340A/ja
Publication of WO2015044770A2 publication Critical patent/WO2015044770A2/en
Publication of WO2015044770A3 publication Critical patent/WO2015044770A3/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/15—Setup of multiple wireless link connections
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to the field of communication technologies, and more specifically, to a technique for configuring DRX for a user equipment in a dual/plural connectivity wireless communication system.
  • the low power node may be a small eNB (shortly referred to as SeNB), examples of which include, but not limited to, low power base stations such as Pico, Femto, etc.
  • SeNB small eNB
  • a new study item "Small Cell Enhancements for E-UTRA and E-UTRAN Higher-layer aspects" has been approved, and a key issue thereof is to support a dual/plural connectivity to macro cell layer (a cell covered by a macro base station) and a small cell layer.
  • the dual/plural connectivity refers to respective connections to one or two/more macro cells and one or two/more small cells, wherein each cell in these macro cells and small cells has different functions, e.g., a macro cell connected to an MME (Mobility Management Entity) is used as an anchor cell providing a good coverage, and the small cell may implement data load sharing/ diversion from the macro cell.
  • MME Mobility Management Entity
  • a user equipment In current stage, for dual/plural connectivity, a user equipment only has one RRC
  • DRX Radio Resource Control
  • RRC idle state e.g., RRC idle state or RRC connected state.
  • DRX discontinuous Reception
  • the DRX configuration is a tradeoff between power consumption and traffic quality of service QoS of the user equipment. The longer the duration of a long/short DRX cycle is, the better is the achieved power savings. However, such power savings is at the expense of traffic delay, which will bring a rather large time delay. Since different traffics have different time delay demands, just from the perspective of traffic characteristics, it would be better to configure DRX separately for different kinds of traffics.
  • it may support different kinds of services to run in different modes, e.g., macro base station (MeNB) and small base station (SeNB).
  • MeNB macro base station
  • SeNB small base station
  • An objective of the present invention is to provide a method and apparatus for configuring DRX for a user equipment in a dual/plural connectivity wireless communication system.
  • a method for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system wherein the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station, wherein the method comprises:
  • a method for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system comprising a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station, wherein the method comprises:
  • a manner of cooperative configuration comprises:
  • DRX configuration for the user equipment based on configuration related information corresponding to the small base station in conjunction with radio bearer information and connection related information transmitted by the macro base station.
  • a method for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system comprising a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station, wherein the method comprises:
  • a macro base station for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system
  • the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station
  • the macro base station comprises: a first configuration device configured to perform DRX configuration for the user equipment, wherein the user equipment is dual/plural connected to the macro base station and a small base station corresponding to the macro base station.
  • a small base station for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system
  • the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station, wherein the small base station comprises:
  • a second configuration device configured to perform DRX configuration for the user equipment, wherein the user equipment is dual/plural connected to the small base station and a macro base station corresponding to the small base station.
  • a user equipment for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system comprising a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station, wherein the user equipment comprises:
  • a second transmitting device configured to report the number of receivers in the user equipment to a corresponding macro base station and/or small base station, wherein the user equipment is dual/plural connected to the macro base station and the small base station.
  • a wireless communication system for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system comprising at least one macro base station above, at least one small base station above, and a user equipment above, wherein the user equipment is dual/plural connected to the at least one macro base station and the at least one small base station.
  • the present invention performs DRX configuration for a user equipment in a wireless communication system having a dual/plural connectivity based on characteristics of the dual/plural connectivity, wherein the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, which at least two base stations comprise at least one macro base station and at least one small base station.
  • the user equipment is not supported to perform a serving connection simultaneously to a plurality of cells at different nodes.
  • CA carrier aggregation
  • the present invention determines a configuration pattern for DRX configuration for the user equipment based on the characteristics of dual/plural connectivity. Based on this configuration pattern, performing DRX configuration to the user equipment better satisfies QoS demands of different traffics and meanwhile meets the objective of saving power.
  • Fig. 1 shows a flow diagram of a method for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system according to one aspect of the present invention
  • Fig. 2 shows a flow diagram of a method for performing DRX configuration for a user equipment in a dual/ plural connectivity wireless communication system according to another aspect of the present invention.
  • Fig. 1 shows a flow diagram of a method for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system according to one aspect of the present invention, wherein the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station.
  • step S 101 the macro base station and the small base station perform DRX configuration for the user equipment, respectively; in step S 102, the user equipment performs a separate DRX program for a connection to the macro base station and a connection to the small base station, respectively.
  • the wireless communication system does not need to consider the number of receivers in the user equipment; instead, the macro base station and the small base station directly perform DRX configuration for the user equipment, respectively.
  • a method for performing DRX configuration for a user equipment in a dual/ plural connectivity wireless communication system comprising a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station.
  • the macro base station and the small base station cooperatively perform DRX configuration for the user equipment; wherein, the manner of cooperative configuration comprises:
  • the macro base station performs DRX configuration for the user equipment based on configuration related information corresponding to the small base station in conjunction with radio bearer information and connection related information transmitted by the macro base station.
  • configuration related information corresponding to the small base station includes any one of the following:
  • the wireless communication system does not need to consider the number of receivers in the user equipment yet; instead, the macro base station and the small base station directly cooperate to perform DRX configuration for the user equipment.
  • the manner in which the macro base station and the small base station cooperate to perform DRX configuration for the user equipment includes, but not limited to:
  • the small base station voluntarily transmits, to the macro base station, radio bearer information and connection related information transmitted by the small base station; after receiving the radio bearer information and connection related information transmitted by the small base station, the macro base station comprehensively performs DRX configuration for the user equipment in further conjunction with the radio bearer information and connection related information transmitted by the macro base station itself.
  • the macro base station transmits a configuration request to the small base station; the small base station returns, to the macro base station, the radio bearer information and connection related information transmitted by the small base station based on the configuration request; after receiving the radio bearer information and connection related information transmitted by the small base station, the macro base station comprehensively performs DRX configuration for the user equipment in further conjunction with the radio bearer information and connection related information transmitted by the macro base station itself.
  • the macro base station upon establishment of the dual/plural connectivity, the macro base station will immediately obtains the radio bearer information and connection related information transmitted by the small base station; then, based on the radio bearer information and connection related information transmitted by the small base station, the macro base station comprehensively performs DRX configuration for the user equipment in further conjunction with the radio bearer information and connection related information transmitted by the macro base station itself.
  • the small base station first performs candidate DRX configuration for the user equipment based on the radio bearer information and connection related information transmitted by the small base station itself, then obtains DRX candidate configuration information and voluntarily transmits to the macro base station; the macro base station receives the DRX candidate configuration information and then comprehensively performs DRX configuration for the user equipment in further conjunction with the radio bearer information and connection related information transmitted by the macro base station itself.
  • the small base station first performs candidate DRX configuration for the user equipment based on the radio bearer information and connection related information transmitted by the small base station itself and obtains DRX configuration information; the macro base station transmits a configuration request to the small base station; the small base station returns the DRX candidate configuration information obtained from configuration by the small base station to the macro base station based on the configuration request; the macro base station receives the DRX candidate configuration information, and then comprehensively performs DRX configuration for the user equipment in further conjunction with the radio bearer information and connection related information transmitted by the macro base station itself.
  • the interaction between the macro base station and the small base station transmits the information required to transmit (e.g., DRX candidate configuration information, configuration request, radio bearer information, and connection related information, etc.).
  • the connection related information includes information about the connection, such as the power capacity of the user equipment, the power saving intention, etc.
  • Fig. 2 shows a flow diagram of a method for performing DRX configuration for a user equipment in a dual/ plural connectivity wireless communication system according to another aspect of the present invention, wherein the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station.
  • step S201 the macro base station and/or small base station obtains the number of receivers in the user equipment, which is reported by the user equipment;
  • step S202 a configuration pattern of a DRX configuration performed by the macro base station and the small base station for the user equipment based on the number of receivers is determined;
  • step S203 the macro base station and the small base station perform DRX configuration corresponding to the configuration pattern for the user equipment based on the configuration pattern.
  • the radio communication system needs to consider the number of receivers in the user equipment, and determines a configuration pattern of performing DRX configuration for the user equipment based on the number of receivers.
  • the user equipment reports the number of receivers thereon to the macro base station; the macro base station then transmits the number of the receivers, e.g., via an Xn interface, to a corresponding small base station; or, the user equipment reports the number of receivers thereon to the small base station, the small base station then transmits the number of receivers, e.g., via an Xn interface, to a corresponding macro base station; or, the user equipment directly reports the number of receivers simultaneously to the macro base station and the small base station.
  • the configuration pattern is determined that the macro base station and the small base station perform DRX configuration for the user equipment, respectively; afterwards, the user equipment performs a separate DRX program for a connection to the macro base station and a connection to the small base station, respectively.
  • the macro base station and the small base station perform DRX configuration for the user equipment, respectively.
  • the first predetermined number threshold is 1, then when the number of receivers in the user equipment is greater than the first predetermined number threshold, if the user equipment has two or more receivers, then the macro base station and the small base station perform DRX configuration for the user equipment, respectively.
  • the configuration pattern is determined that the macro base station and the small base station cooperatively perform DRX configuration for the user equipment.
  • the second predetermined number threshold is 2, then when the number of receivers in the user equipment is less than the second predetermined number threshold, if the user equipment only has one receiver, then the macro base station and the small base station cooperatively perform DRX configuration for the user equipment.
  • the first predetermined number threshold and the second predetermined number threshold are preset for example by the wireless communication system.
  • the macro base station and the small base station cooperatively perform DRX configuration for the user equipment.
  • the macro base station obtains the DRX candidate configuration information from the small base station based on the configuration pattern, wherein the DRX candidate configuration information is obtained from the small base station performing candidate configuration for the user equipment; afterwards, the macro base station performs DRX configuration for the user equipment based on the DRX candidate configuration information in conjunction with the radio bearer information and connection related information transmitted by the macro base station. Meanwhile, the macro base station and the small base station maintain synchronization.
  • the manner in which the macro base station obtains DRX candidate configuration information from the small base station includes, but not limited to:
  • the small base station voluntarily transmits the DRX candidate configuration information to the macro base station.
  • the small base station obtains the number of the receivers in the user equipment; for example, it is directly transmitted by the user equipment to the small base station, or it is forwarded to the small base station after the macro base station obtains the number.
  • the small base station obtains that the configuration pattern is that the macro base station and the small base station cooperatively perform DRX configuration for the user equipment, then the small base station first performs the candidate DRX configuration for the user equipment, obtains DRX candidate configuration information, and voluntarily transmits the DRX candidate configuration information to the macro base station.
  • the macro base station transmits a configuration request to the small base station. Based on the configuration request, the small base station returns, to the macro base station, the DRX candidate configuration information obtained from the small base station performing candidate configuration for the user equipment. For example, the user equipment only transmits the number of receivers thereon to the macro base station; the macro base station, after obtaining the number of the receivers, obtains that the configuration pattern is that the macro base station and the small base station cooperatively perform DRX configuration for the user equipment, therefore, the macro base station transmits the configuration request to the small base station so as to request the DRX candidate configuration information of the small base station.
  • the macro base station may also perform DRX configuration for the user equipment based on radio bearer information and connection related information transmitted by the small base station obtained upon establishment of the dual/plural connection in conjunction with radio bearer information and connection related information transmitted by the macro base station.
  • the macro base station may also obtain radio bearer information and connection related information transmitted by the small base station from the small base station; afterwards, the macro base station performs DRX configuration for the user equipment based on radio bearer information and connection related information transmitted by the small base station in conjunction with radio bearer information and connection related information transmitted by the macro base station.
  • the manner in which the macro base station obtains radio bearer information and connection related information transmitted by the small base station includes, but not limited to:
  • the small base station voluntarily sends radio bearer information and connection related information transmitted by itself to the macro base station.
  • the macro base station transmits a configuration request to the small base station, which small base station returns radio bearer information and connection related information transmitted by itself to the macro base station based on the configuration request.
  • the interaction between the macro base station and the small base station transmits the information required to transmit (e.g., DRX candidate configuration information, configuration request, radio bearer information, and connection related information, etc.).
  • the connection related information includes information about the connection, such as the power capacity of the user equipment, the power saving intention, etc.
  • S l-U is terminated in SeNB (i.e., the small base station is connected to the serving gateway S-GW and performs data transmission thereto);
  • Option 2 S l-U is terminated in MeNB (i.e., the macro base station is connected to the serving gateway S-GW and performs data transmission thereto), and no bearer partition occurs in RAN (radio access network); and
  • Option 3 S l-U is terminated in MeNB, and there is bearer partition in RAN.
  • option 1 and option 2 of the user plane as an example, regarding dual/plural connectivity, there are different QoS requirements on different traffics transmitted over MeNB and SeNB.
  • the two connections to the MeNB and the SeNB will be operated in a TDM (time-division multiplexing) manner. If the time interval cycle of the TDM is greater than the DRX cycle, there would be no problem; however, if the time cycle of the TDM is less than or close to the DRX cycle, the user's connection to the MeNB and the SeNB alternatively switches in time.
  • TDM time-division multiplexing
  • the connection to the MeNB When the connection to the MeNB is switched to the connection to the SeNB, suppose the target connection will be in an "on” state, while the source connection is in an “off state, the user will be forced to switch from the "off state to the "on” state. Vice versa.Therefore, the gain obtained from separately configuring DRX will not be apparent. In the above scenario, the gain change from the manner of configuring an identical DRX to the manner of separately configuring the DRX is very minor, such that the macro base station and the small base station may configure the DRX separately, or they may configure the same DRX.
  • the wireless communication system does not consider the number of receivers at the user equipment end; then the macro base station and the small base station perform DRX configuration for the user equipment, respectively.
  • a configuration pattern is determined based on the number of receivers in the user equipment, in further conjunction with the first or second predetermined number threshold. For example, at this point, the user equipment only has one receiver, while the second predetermined number threshold is 2; then the number of the receiver is less than the second predetermined number threshold; then the configuration pattern is determined that the macro base station and the small base station cooperatively perform DRX configuration for the user equipment.
  • the specific implementation manner of the cooperative configuration here is identical to the above embodiment, which is thus not detailed here, but is incorporated here by reference.
  • the macro base station and the small base station cooperatively perform DRX configuration for the user equipment, i.e., configuring an identical DRX.
  • option 1 and option 2 of the user plane there are different QoS requirements on different traffics transmitted over MeNB and SeNB.
  • this scenario is similar to the scenario of having CA of a single receiver. If there is no or few overlapping for the duration of "on" on the connections between the user equipment t and the macro base station and between the user equipment and the small base station, the user equipment has to be in an "on" state in most time. Therefore, the manner of separately configuring the DRX does not have a better gain than the common manner of configuring the DRX. Therefore, the macro base station and the small base station may configure the DRX separately or configure the same DRX.
  • the macro base station and the small base station perform DRX configuration for the user equipment, respectively.
  • a configuration pattern is determined based on the number of receivers in the user equipment in further conjunction with the first or second predetermined threshold. For example, at this point, the user equipment only has one receiver, while the second predetermined number threshold is 2; then the number of the receiver is less than the second predetermined number threshold, and the configuration pattern is determined that the macro base station and the small base station cooperatively perform DRX configuration for the user equipment.
  • the specific implementation manner of the cooperative configuration here is identical to the above embodiment, which is thus not detailed here, but is incorporated here by reference.
  • the macro base station and the small base station cooperatively perform DRX configuration for the user equipment, i.e., configuring the same DRX.
  • option 1 and option 2 of the user plane as an example, there are different QoS requirements on different traffics transmitted over MeNB and SeNB.
  • the user equipment has a plurality of receivers, separately configuring the DRX by the macro base station and the small base station will have an apparent gain; thus, the macro base station and the small base station perform DRX configuration for the user equipment, respectively.
  • the macro base station and the small base station perform DRX configuration for the user equipment, respectively.
  • a configuration pattern is determined based on the number of receivers in the user equipment in further conjunction with the first or second predetermined number threshold. For example, at this point, the user equipment has a plurality of receivers, while the first predetermined number threshold is 1; then the number of the receiver is greater than the first predetermined number threshold; the configuration pattern is determined that the macro base station and the small base station perform DRX configuration for the user equipment, respectively.
  • the specific implementation manner in which the macro base station and the small base station perform DRX configuration for the user equipment, respectively is identical to the above embodiment, which is thus not detailed here, but is incorporated here by reference.
  • option 3 of the user plane suppose there are a plurality of radio bearers being transmitted on the macro base station, while on the macro base station and the small base station, there are one or more radio bearers being transmitted simultaneously. It is similar to scenarios of option 1 and option 2 of the user plane; the gain of separately configuring the DRX likewise depends on the number of receivers in the user equipment. Suppose there is only one receiver, then the gain of separately configuring the DRX is limited; even there will be no gain. However, suppose the user equipment has a plurality of receivers, since the DRX configurations are performed separately based on the characteristics of the traffic transmitted on each base station, the gain will be very significant.
  • the specific implementation manner of the macro base station and the small base station cooperatively or separately performing DRX configuration for the user equipment is identical to the above embodiment, which is thus not detailed here, but is incorporated here by reference.
  • the present invention also provides a macro base station for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system, wherein the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station, wherein the macro base station comprises:
  • a first configuration device configured to perform DRX configuration for the user equipment, wherein the user equipment is dual/plural connected to the macro base station and a small base station corresponding to the macro base station.
  • the base station further comprises a first obtaining device configured to obtain the number of receivers in the user equipment reported by the user equipment; a second obtaining device configured to obtain, from the small base station, DRX candidate configuration information or radio bearer information and connection related information transmitted by the small base station, wherein the DRX candidate configuration information is obtained from the small base station performing candidate configuration for the user equipment; a cooperative configuration device configured to perform DRX configuration for the user equipment based on the DRX candidate configuration information or radio bearer information and connection related information transmitted by the small base station in conjunction with the radio bearer information and connection related information transmitted by the macro base station.
  • a first obtaining device configured to obtain the number of receivers in the user equipment reported by the user equipment
  • a second obtaining device configured to obtain, from the small base station, DRX candidate configuration information or radio bearer information and connection related information transmitted by the small base station, wherein the DRX candidate configuration information is obtained from the small base station performing candidate configuration for the user equipment
  • a cooperative configuration device configured to perform DRX configuration for
  • the present invention also provides a small base station for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system, wherein the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station, wherein the small base station comprises a second configuration device configured to perform DRX configuration for the user equipment, wherein the user equipment is dual/plural connected to the small base station and a macro base station corresponding to the small base station.
  • the small base station further comprises a second obtaining device configured to obtain the number of receivers in the user equipment reported by the user equipment; a first transmitting device configured to transmit, to the macro base station, DRX candidate configuration information or radio bearer information and connection related information transmitted by the small base station, wherein the DRX candidate configuration information is obtained from the small base station performing candidate configuration for the user equipment.
  • a second obtaining device configured to obtain the number of receivers in the user equipment reported by the user equipment
  • a first transmitting device configured to transmit, to the macro base station, DRX candidate configuration information or radio bearer information and connection related information transmitted by the small base station, wherein the DRX candidate configuration information is obtained from the small base station performing candidate configuration for the user equipment.
  • the present invention also provides a user equipment for performing DRX configuration for a user equipment in a dual/plural connectivity wireless communication system, wherein the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station, wherein the user equipment comprises a second transmitting device configured to report the number of receivers in the user equipment to a corresponding macro base station and/or small base station, wherein the user equipment is dual/plural connected to the macro base station and the small base station.
  • the wireless communication system comprises a user equipment and at least two base stations connected to the user equipment, the at least two base stations including at least one macro base station and at least one small base station
  • the user equipment comprises a second transmitting device configured to report the number of receivers in the user equipment to a corresponding macro base station and/or small base station, wherein the user equipment is dual/plural connected to the macro base station and the small base station.
  • the present invention may be implemented in software and/or a combination of software and hardware, for example, it may be implemented by an application- specific integrated circuit ASIC, a general purpose computer or any other similar hardware device.
  • the software program of the present invention may be executed through a processor to implement the steps or functions as mentioned above.
  • the software program of the present invention (including relevant data structure) may be stored in the computer-readable recording medium, for example, RAM memory, magnetic or optic driver or flappy disk or similar devices.
  • some steps or functions of the present invention may be implemented by hardware, for example, as a circuit cooperating with the processor to execute various steps or functions.
  • a part of the present invention may be applied as a computer program product, for example, a computer program instruction, which, when executed by a computer, through the operation of the computer, may invoke or provide the method and/or technical solution of the present invention.
  • the program instruction invoking the method of the present invention may be stored in a fixed or mobile recording medium, and/or transmitted through a data stream in broadcast or other signal carrier medium, and/or stored in a working memory of a computer device running according to the program instruction.
  • one embodiment according to the present invention comprises an apparatus that includes a memory for storing computer program instructions and a processor for executing program instructions, wherein when the computer program instructions are executed by the processor, the apparatus is triggered to run the methods and/or technical solutions based on the previously mentioned multiple embodiments of the present invention.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
PCT/IB2014/002109 2013-09-27 2014-09-23 Method and apparatus for configuring drx for a user equipment in a dual/plural connectivity wireless communication system WO2015044770A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2016517427A JP2016532340A (ja) 2013-09-27 2014-09-23 デュアル／複数接続のワイヤレス通信システムにおいて、ユーザ機器についてのｄｒｘを構成するための方法および装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310451576.5A CN104518858B (zh) 2013-09-27 2013-09-27 双/多连接无线通信系统中为用户设备配置drx的方法与设备
CN201310451576.5 2013-09-27

Publications (2)

Publication Number Publication Date
WO2015044770A2 true WO2015044770A2 (en) 2015-04-02
WO2015044770A3 WO2015044770A3 (en) 2015-08-13

Family

ID=52292958

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2014/002109 WO2015044770A2 (en) 2013-09-27 2014-09-23 Method and apparatus for configuring drx for a user equipment in a dual/plural connectivity wireless communication system

Country Status (4)

Country Link
JP (1) JP2016532340A (zh)
CN (1) CN104518858B (zh)
TW (1) TW201534157A (zh)
WO (1) WO2015044770A2 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104735703A (zh) * 2015-04-15 2015-06-24 北京邮电大学 一种主基站、用户终端和通信系统
JP2016539602A (ja) * 2013-10-31 2016-12-15 電信科学技術研究院 Ｄｒｘの設定及び制御チャネルのモニタリングの方法、システム及び装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109586943B (zh) * 2017-09-28 2021-05-11 维沃移动通信有限公司 资源切换配置方法、装置和设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5410740A (en) * 1993-03-24 1995-04-25 Telefonaktiebolaget L M Ericsson Control of a radio communications system base station
KR101312876B1 (ko) * 2006-12-13 2013-09-30 삼성전자주식회사 이동통신시스템에서 단말기의 측정 방법 및 장치
CN101656978B (zh) * 2008-08-22 2014-01-01 株式会社Ntt都科摩 动态指示用户设备改变非连续接收状态的方法及装置
US8638682B2 (en) * 2009-10-01 2014-01-28 Qualcomm Incorporated Method and apparatus for conducting measurements when multiple carriers are supported
US20130170415A1 (en) * 2011-04-04 2013-07-04 Kyocera Corporation Mobile communication method and radio terminal
CN102905286B (zh) * 2011-07-29 2017-07-11 上海贝尔股份有限公司 在用户设备和基站设备中进行drx配置和测量的方法
WO2013133210A1 (ja) * 2012-03-08 2013-09-12 住友電気工業株式会社 無線基地局装置、無線端末装置、通信制御方法および通信制御プログラム

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016539602A (ja) * 2013-10-31 2016-12-15 電信科学技術研究院 Ｄｒｘの設定及び制御チャネルのモニタリングの方法、システム及び装置
CN104735703A (zh) * 2015-04-15 2015-06-24 北京邮电大学 一种主基站、用户终端和通信系统
CN104735703B (zh) * 2015-04-15 2018-11-27 北京邮电大学 一种主基站、用户终端和通信系统

Also Published As

Publication number Publication date
CN104518858B (zh) 2018-07-06
WO2015044770A3 (en) 2015-08-13
TWI562664B (zh) 2016-12-11
JP2016532340A (ja) 2016-10-13
CN104518858A (zh) 2015-04-15
TW201534157A (zh) 2015-09-01

Similar Documents

Publication Publication Date Title
US11729704B2 (en) Radio terminal, base station, and method therefor
US11363435B2 (en) Network slicing-aware access network
EP3477994B1 (en) Handover method, base station, and communication system
US20190182804A1 (en) Tracking Area Planning
EP3562182A1 (en) Communication path conversion method and device
US10980065B2 (en) Multi-connectivity of terminal device
US20140335882A1 (en) Method for configuring dual connectivity
KR20190113884A (ko) Eps와 5gs 간의 시스템 정보의 해결
JP2021503728A (ja) Ｒａｎインタフェースを介した通知制御
US20160219632A1 (en) Network nodes, a user equipment and methods therein for enabling d2d communication
CN111867057B (zh) 通信方法、装置和系统
US20170303175A1 (en) Method and Device for Dynamically Constructing Virtual Cell
WO2015044770A2 (en) Method and apparatus for configuring drx for a user equipment in a dual/plural connectivity wireless communication system
US10798519B2 (en) Enhancing the accuracy of communication network's knowledge about location of terminal devices
CN116438828A (zh) 测量配置方法、终端设备、网络设备、芯片和存储介质
US20240236644A1 (en) Methods for semi-flexible gaps and gap sharing
US20240163968A1 (en) Apparatus, method, and computer program
US20240244499A1 (en) Methods and apparatus for providing mobility state information
US20240364412A1 (en) Relay extension in cellular network
US20240090072A1 (en) Terminal Redirection
US20240334259A1 (en) Musim switching in multi-rat dual connectivity
WO2017081360A1 (en) Multi-connectivity of terminal device in cellular system
EP3809797A1 (en) User device and base station device
KR20210155387A (ko) 무선 통신 시스템에서 통신을 수행하는 방법 및 장치
EP4316186A1 (en) Adjusting communication gaps related to receiving paging messages

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2016517427

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

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

Ref document number: 14824518

Country of ref document: EP

Kind code of ref document: A2

122 Ep: pct application non-entry in european phase

Ref document number: 14824518

Country of ref document: EP

Kind code of ref document: A2