WO2020056639A1 - Methods, devices and computer readable medium for resource information for early data transmission - Google Patents

Methods, devices and computer readable medium for resource information for early data transmission Download PDF

Info

Publication number
WO2020056639A1
WO2020056639A1 PCT/CN2018/106543 CN2018106543W WO2020056639A1 WO 2020056639 A1 WO2020056639 A1 WO 2020056639A1 CN 2018106543 W CN2018106543 W CN 2018106543W WO 2020056639 A1 WO2020056639 A1 WO 2020056639A1
Authority
WO
WIPO (PCT)
Prior art keywords
resource
terminal device
edt
network device
information
Prior art date
Application number
PCT/CN2018/106543
Other languages
English (en)
French (fr)
Inventor
Srinivasan Selvaganapathy
Jussi-Pekka Koskinen
Haitao Li
Rapeepat Ratasuk
Suresh Nair
Original Assignee
Nokia Shanghai Bell Co., Ltd.
Nokia Solutions And Networks Oy
Nokia Technologies Oy
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 Nokia Shanghai Bell Co., Ltd., Nokia Solutions And Networks Oy, Nokia Technologies Oy filed Critical Nokia Shanghai Bell Co., Ltd.
Priority to CN201880097715.XA priority Critical patent/CN112740811B/zh
Priority to PCT/CN2018/106543 priority patent/WO2020056639A1/en
Publication of WO2020056639A1 publication Critical patent/WO2020056639A1/en

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/08—Access security
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access

Definitions

  • Embodiments of the present disclosure generally relate to communication techniques, and more particularly, to methods, devices and computer readable medium for resource information for early data transmission.
  • EDT Early Data Transmission
  • RRC Radio Resource Control
  • embodiments of the present disclosure relate to a method for resource information for early data transmission and the corresponding network device and terminal device.
  • inventions of the disclosure provide a terminal device.
  • the terminal device comprises: at least one processor; and at least one memory including computer program codes.
  • the at least one memory and the computer codes are configured to, with the at least one processor, cause the terminal device to: receive, via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between a terminal device and a network device, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device.
  • RRC Radio Resource Control
  • EDT Early Data Transmission
  • inventions of the disclosure provide a network device.
  • the network device comprises: at least one processor; and at least one memory including computer program codes.
  • the at least one memory and the computer program codes are configured to, with the at least one processor, cause the network device to transmit, via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between a terminal device and a network device, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device.
  • RRC Radio Resource Control
  • EDT Early Data Transmission
  • embodiments of the present disclosure provide a method.
  • the method comprises: receiving, via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between a terminal device and a network device, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device.
  • RRC Radio Resource Control
  • EDT Early Data Transmission
  • the method also comprises obtaining the resource based on the first information.
  • the method further comprises initiating the EDT to the network device using the resource.
  • embodiments of the present disclosure provide a method.
  • the method comprises: transmitting, via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between a terminal device and a network device, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device.
  • RRC Radio Resource Control
  • EDT Early Data Transmission
  • the method further comprises receiving data packets from the terminal device using the resource.
  • embodiments of the disclosure provide a computer readable medium.
  • the computer readable medium stores instructions thereon, the instructions, when executed by at least one processing unit of a machine, causing the machine to implement the method according to the third aspect of the present disclosure.
  • embodiments of the disclosure provide a further computer readable medium.
  • the further computer readable medium stores instructions thereon, the instructions, when executed by at least one processing unit of a machine, causing the machine to implement the method according the fourth aspect of the present disclosure.
  • embodiments of the disclosure provide an apparatus for communication.
  • the apparatus comprises means for receiving, via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between a terminal device and a network device, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device.
  • RRC Radio Resource Control
  • EDT Early Data Transmission
  • the apparatus also comprises means for obtaining the resource based on the first information.
  • the apparatus also comprises means for initiating the EDT to the network device using the resource.
  • inventions of the disclosure provide a further apparatus for communication.
  • the apparatus comprises means for transmitting, via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between a terminal device and a network device, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device.
  • RRC Radio Resource Control
  • EDT Early Data Transmission
  • the apparatus also comprises means for means for receiving data packets from the terminal device using the resource.
  • FIG. 1 illustrates a schematic diagram of a communication system according to embodiments of the present disclosure
  • FIG. 2 illustrates a flowchart of a method implemented at a terminal device for communication according to embodiments of the present disclosure
  • FIG. 3 illustrates a flowchart of a method implemented at a network device for communication according to embodiments of the present disclosure
  • FIG. 4 is a schematic diagram illustrating interactions between a terminal device and a network device according to an example embodiment of the present disclosure
  • FIG. 5 is a schematic diagram illustrating interactions between a terminal device and a network device according to an example embodiment of the present disclosure.
  • FIG. 6 illustrates a schematic diagram of a device according to embodiments of the present disclosure.
  • the term “communication network” refers to a network following any suitable communication standards, such as Long Term Evolution (LTE) , LTE-Advanced (LTE-A) , Wideband Code Division Multiple Access (WCDMA) , High-Speed Packet Access (HSPA) , Narrow Band Internet of Things (NB-IoT) and so on.
  • LTE Long Term Evolution
  • LTE-A LTE-Advanced
  • WCDMA Wideband Code Division Multiple Access
  • HSPA High-Speed Packet Access
  • NB-IoT Narrow Band Internet of Things
  • the communications between a terminal device and a network device in the communication network may be performed according to any suitable generation communication protocols, including, but not limited to, the first generation (1G) , the second generation (2G) , 2.5G, 2.75G, the third generation (3G) , the fourth generation (4G) , 4.5G, the future fifth generation (5G) communication protocols, and/or any other protocols either currently known or to be developed in the future.
  • suitable generation communication protocols including, but not limited to, the first generation (1G) , the second generation (2G) , 2.5G, 2.75G, the third generation (3G) , the fourth generation (4G) , 4.5G, the future fifth generation (5G) communication protocols, and/or any other protocols either currently known or to be developed in the future.
  • Embodiments of the present disclosure may be applied in various communication systems. Given the rapid development in communications, there will of course also be future type communication technologies and systems with which the present disclosure may be embodied. It should not be seen as limiting the scope of the present disclosure to only the aforementioned system.
  • the term “network device” includes, but not limited to, a base station (BS) , a gateway, a management entity, and other suitable device in a communication system.
  • base station or “BS” represents a node B (NodeB or NB) , an evolved NodeB (eNodeB or eNB) , a Remote Radio Unit (RRU) , a radio header (RH) , a remote radio head (RRH) , a relay, a low power node such as a femto, a pico, and so forth.
  • NodeB or NB node B
  • eNodeB or eNB evolved NodeB
  • RRU Remote Radio Unit
  • RH radio header
  • RRH remote radio head
  • relay a low power node such as a femto, a pico, and so forth.
  • terminal device includes, but not limited to, “user equipment (UE) ” and other suitable end device capable of communicating with the network device.
  • the “terminal device” may refer to a terminal, a Mobile Terminal (MT) , a Subscriber Station (SS) , a Portable Subscriber Station, a Mobile Station (MS) , or an Access Terminal (AT) .
  • MT Mobile Terminal
  • SS Subscriber Station
  • MS Mobile Station
  • AT Access Terminal
  • circuitry used herein may refer to one or more or all of the following:
  • circuitry also covers an implementation of merely a hardware circuit or processor (or multiple processors) or portion of a hardware circuit or processor and its (or their) accompanying software and/or firmware.
  • circuitry also covers, for example and if applicable to the particular claim element, a baseband integrated circuit or processor integrated circuit for a mobile device or a similar integrated circuit in server, a cellular network device, or other computing or network device.
  • the network device allocates resources for Message 3 (Msg3) transmission for maximum TBS size broadcasted via system information with only resource allocation provided as part of uplink grant in Message 2.
  • Msg3 Message 3
  • the random access resource for sending preamble to request EDT is broadcasted so that any terminal device can attempt to send the preamble and obtain resource for its Msg3 transmission.
  • this may also be misused by a normal terminal device which has larger data packets to send via multiple such attempts instead of establishing the regular RRC connection.
  • Narrow Band-Internet of Things (NB-IoT) /Enhancement Machine Type Communication (eMTC) devices are very limited, use of the resources for early data transmission and the pre-configured resources for small data transmission needs to be provided in secured manner so that the terminal device which is authorized for such features should be able to access and succeed using the resources for early data transmission. It is also possible by unauthorized UE to send its data using the maximum resources allocated for EDT transmission thus reducing the success rate for authentic terminal device for early data transmission.
  • Presences of such terminal device which sends unsecured data over Msg3 and also terminal device which uses the EDT very frequently instead of setting up the RRC connection can be detected based on measurement metrics collected at the network device related to EDT access procedure. But the mechanism to prevent all the terminal devices to transmit EDT preambles is not specified in standards in case ifnetwork wants to provide the EDT functionality only to authorized terminal devices.
  • FIG. 1 illustrates a schematic diagram of a communication system in which embodiments of the present disclosure can be implemented.
  • the communication system 100 which is a part of a communication network, comprises a network device 120 and terminal devices 110-1, 110-2, ..., and 110-N, which can be collectively referred to as “terminal device (s) ” 110. It is to be understood that the number of network devices and terminal devices shown in FIG. 1 is given for the purpose of illustration without suggesting any limitations.
  • the communication system 100 may comprise any suitable number of network devices and terminal devices. It should be noted that the communication system 100 may also comprise other elements which are omitted for the purpose of clarity.
  • the network device 120 may communicate with the terminal devices 110.
  • Communications in the communication system 100 may be implemented according to any proper communication protocol (s) , comprising, but not limited to, cellular communication protocols of the first generation (1G) , the second generation (2G) , the third generation (3G) , the fourth generation (4G) and the fifth generation (5G) and on the like, wireless local network communication protocols such as Institute for Electrical and Electronics Engineers (IEEE) 802.11 and the like, and/or any other protocols currently known or to be developed in the future.
  • s cellular communication protocols of the first generation (1G) , the second generation (2G) , the third generation (3G) , the fourth generation (4G) and the fifth generation (5G) and on the like, wireless local network communication protocols such as Institute for Electrical and Electronics Engineers (IEEE) 802.11 and the like, and/or any other protocols currently known or to be developed in the future.
  • IEEE Institute for Electrical and Electronics Engineers
  • the communication may utilize any proper wireless communication technology, comprising but not limited to: Code Divided Multiple Address (CDMA) , Frequency Divided Multiple Address (FDMA) , Time Divided Multiple Address (TDMA) , Frequency Divided Duplexer (FDD) , Time Divided Duplexer (TDD) , Multiple-Input Multiple-Output (MIMO) , Orthogonal Frequency Divided Multiple Access (OFDMA) and/or any other technologies currently known or to be developed in the future.
  • CDMA Code Divided Multiple Address
  • FDMA Frequency Divided Multiple Address
  • TDMA Time Divided Multiple Address
  • FDD Frequency Divided Duplexer
  • TDD Time Divided Duplexer
  • MIMO Multiple-Input Multiple-Output
  • OFDMA Orthogonal Frequency Divided Multiple Access
  • resource information for initiating EDT between a terminal device and a network device is transmitted in a secured signaling with minimum impacts for the terminal device energy consumption. Only the authorized terminal device obtains the resource. The consumption of signaling is reduced.
  • FIG. 2 illustrates a flowchart of a method 200 according to embodiment of the present disclosure.
  • the method 200 may be implemented at the terminal device 110-1.
  • the terminal device 110-1 receives, via a dedicated RRC signaling in a RRC connection between the terminal device 110-1 and the network device 120, first information related to a resource that is allocated for initiating EDT between the terminal device 110-1 and the network device 120.
  • the first information may be transmitted in any suitable downlink RRC messages.
  • the EDT services may be linked to subscription.
  • the first information may be transmitted to the terminal device 110-1 if the terminal device 110-1 is authorized for the EDT services.
  • the first information is transmitted via the dedicated signaling only if the terminal device 110-1 is authorized for EDT transmission.
  • the terminal device 110-1 obtains the resource based on the first information.
  • the resource may include, but be not limited to, one or more of: a time-domain resource for the EDT for each supported Coverage Enhancement (CE) level, a frequency-domain resource for the EDT for each supported Coverage Enhancement (CE) level, a preamble-list or a random access resource-list for initiating the EDT, and a maximum Transport Block Size (TBS) for each supported CE level.
  • a time-domain resource for the EDT for each supported Coverage Enhancement (CE) level e.g., a time-domain resource for the EDT for each supported Coverage Enhancement (CE) level
  • a frequency-domain resource for the EDT for each supported Coverage Enhancement (CE) level e.g., a preamble-list or a random access resource-list for initiating the EDT
  • TBS Transport Block Size
  • the resource may refer to the EDT preamble configurations for Msg3-EDT transmission.
  • the first information may also refer to the preconfigured resource for grant-free transmission for Message1-EDT transmissions or for grant-free transmission in general.
  • the terminal device 110-1 may receive second information of the resource in system information from the network device 120.
  • the second information may be scrambled based on the cell-specific identifier.
  • the second information may be broadcasted in system infonnation.
  • the system information may comprise some additional parameters.
  • the system information may comprise one or more of the following as octet strings: EDT-RACH-Preamble-Info, EDT-Preconfigured-Resource-direct access.
  • the terminal device 110-1 may determine the cell-specific identifier from the first information. The terminal device 110-1 may further decode the second information based on the cell-specific identifier to obtain the resource.
  • the first information may not be scrambled, but is ciphered by AS layer security keys.
  • the terminal device 110-1 may obtain the resource and validity period of timer for the resource from the first information.
  • the terminal device 110-1 decodes the resource from the second information using the cell-specific identifier.
  • the decoded string is mapped to EDT-Preamble-system-Info, Time-and-frequency-resource for EDT preamble-list, EDT-resource-for-direct-access, Time-and-frequency-info for preconfigured-access, periodicity, and maximum Transport Block Size (TBS) for the region.
  • the terminal device 110-1 if the terminal device 110-1 does not have stored resource information related to EDT for the network device 120 and if the network device indicates that the first information is ciphered or scrambled, the terminal device 110-1 initiates normal connection oriented RRC connection setup procedure for sending its small data.
  • the terminal device 110-1 also indicates it is capable of EDT mechanism in this case.
  • the terminal device 110-1 initiates the EDT to the network device 120 using the resource. In this way, only the authorized terminal device is able to initialize the EDT using the resource, thereby avoiding misusing the EDT.
  • the terminal device 110-1 may determine whether the resource is invalid or not. For example, the terminal device 110-1 may receive an indication from the network device 120, which indicates that the resource is invalid. For example, the network device 120 may modify the cell-specific identifier to avoid one single terminal device reusing the resource for further access. If the cell-specific identifier is changed, the network device 120 may transmit the indication to indicate that the resource is invalid. For example, the indication may be a security-change-mark in system information.
  • the terminal device 110-1 may cease initiation of the EDT using the resource.
  • the terminal device 110-1 may attempt next data transmission using legacy procedure and obtain the new cell-specific identifier via the dedicated RRC signaling.
  • the terminal device 110-1 may establish the RRC connection again for receiving third information associated with a further resource allocated for the EDT.
  • the terminal device 110-1 may fall back to the RRC transmission and obtain the latest cell-specific identifier to decode the third information.
  • the terminal device 110-1 may determine whether the resource is invalid based on validity period of time for the resource.
  • the network device 120 may transmit the resource invalid indication during the validity period of time.
  • the terminal device 110-1 may cease initiation of EDT even if the validity period of time has not expired.
  • the terminal device 110-1 may receive fourth information which comprises a list of cells to which the resource is available.
  • the terminal device 110-1 may initiate a further EDT to a further network device using the resource.
  • the further network device is located in one cell on the list.
  • the terminal device 110-1 may also receive time and/or frequency offset of the EDT resource to determine where the EDT is located.
  • an apparatus for performing the method 200 may comprise respective means for performing the corresponding steps in the method 200.
  • These means may be implemented in any suitable manners. For example, it can be implemented by circuitry or software modules.
  • the apparatus comprises: means for receiving, via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between a terminal device and a network device, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device; means for obtaining the resource based on the first information; and means for initiating the EDT to the network device using the resource.
  • RRC Radio Resource Control
  • the first information comprises a cell-specific identifier or a specific identifier for a group of cells
  • the means for obtaining the resource comprises: receiving, from the network device, second information of the resource in system information, the second information being scrambled based on the cell-specific identifier; means for determining the cell-specific identifier from the first information; and means for decoding the resource from the second information based on the cell-specific identifier to obtain the resource.
  • the first information further indicates validity period of time for the resource.
  • the apparatus further comprises: means for determining the resource being invalid; means for ceasing initiation of EDT using the resource; and means for establishing the RRC connection between the terminal device and the network device for receiving third information associated with a further resource allocated for the EDT.
  • the means for determining the resource being invalid comprises: means for receiving, from the network device, an indication indicating that the resource is invalid; and means for determining, based on the indication, the resource being invalid.
  • the means for determining the resource being invalid comprises: means for in response to validity period of time for the resource being expired, determining the resource being invalid.
  • the apparatus further comprises: means for receiving, from the network device, fourth information comprising a list of cells to which the resource is available; and means for initiating the EDT to a further network device using the resource, the further network device associated with at least one cell on the list.
  • the resource comprises at least one of: a time-domain resource for the EDT for each supported Coverage Enhancement (CE) level, a frequency-domain resource for the EDT for each supported Coverage Enhancement (CE) level, a preamble-list or random access resource-list for initiating the EDT, and a maximum Transport Block Size (TBS) for each supported CE level.
  • a time-domain resource for the EDT for each supported Coverage Enhancement (CE) level a frequency-domain resource for the EDT for each supported Coverage Enhancement (CE) level
  • a preamble-list or random access resource-list for initiating the EDT
  • TBS Transport Block Size
  • FIG. 3 illustrates a flowchart of a method 300 according to embodiment of the present disclosure.
  • the method 300 may be implemented at the network device 120.
  • the network device 120 via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between the terminal device 110-1 and the network device 120, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device.
  • RRC Radio Resource Control
  • EDT Early Data Transmission
  • the first information may be transmitted in any suitable downlink RRC messages.
  • the EDT services may be linked to subscription.
  • the network device 120 may transmit the first information to the terminal device 110-1 if the terminal device 110-1 is authorized for the EDT services.
  • the first information is transmitted via the dedicated signaling only if the terminal device 110-1 is authorized for EDT transmission.
  • the resource may refer to the EDT preamble configurations for Msg3-EDT transmission.
  • the resource may also refer to the preconfigured resource for grant-free transmission for Message1-EDT transmissions.
  • the network device 120 may scramble the second information based on the cell-specific identifier and transmit second information to the terminal device 110-1.
  • the second information may be broadcasted as a part of system information.
  • the network device 120 may scramble the second information based on a cell-specific identifier.
  • the system information may comprise some additional parameters.
  • the system information may comprise one or more of the following as octet strings: EDT-RACH-Preamble-Info, EDT-Preconfigured-Resource-direct access.
  • the first information may not be scrambled, but is ciphered by AS layer security keys.
  • the first information may also indicate validity period of timer for the resource.
  • the network device 120 receives data packets from the terminal device using the resource.
  • the network device 120 may transmit an indication to the terminal device 110-1, which indicates that the resource is invalid. For example, the network device 120 may modify the cell-specific identifier to avoid one single terminal device reusing the resource for further access. If the cell-specific identifier is changed, the network device 120 may transmit the indication to indicate that the resource is invalid.
  • the network device 120 may transmit third information associated with a further resource allocated for the EDT. In some embodiments, the network device 120 may transmit fourth information which comprises a list of cells to which the resource is available. In some embodiments, the network device 120 may also transmit time and/or frequency offset of the EDT resource to determine where the EDT is located.
  • an apparatus for performing the method 300 may comprise respective means for performing the corresponding steps in the method 300.
  • These means may be implemented in any suitable manners. For example, it can be implemented by circuitry or software modules.
  • the apparatus comprises: means for transmitting, via a dedicated Radio Resource Control (RRC) signaling in a RRC connection between a terminal device and a network device, first information related to a resource that is allocated for initiating Early Data Transmission (EDT) between the terminal device and the network device; and means for receiving data packets from the terminal device using the resource.
  • RRC Radio Resource Control
  • the apparatus further comprises: means for transmitting second information of the resource in system information, the second information being scrambled based on the cell-specific identifier.
  • the first information indicates validity period of time for the resource.
  • the apparatus further comprises: means for broadcasting an indication indicating that the resource is invalid; and means for transmitting third information associated with a further resource allocated for initiating the EDT via a dedicated RRC signaling in an RRC connection between the terminal device and the network device.
  • the apparatus further comprises: means for transmitting, to the terminal device, fourth information comprising a list of cells to which the resource is available.
  • the resource comprises at least one of: a time-domain resource for the EDT for each supported Coverage Enhancement (CE) level, a frequency-domain resource for the EDT for each supported Coverage Enhancement (CE) level, a preamble-list or a random access resource-list for triggering the EDT, and a maximum Transport Block Size (TBS) for each supported CE level.
  • a time-domain resource for the EDT for each supported Coverage Enhancement (CE) level e.g., a time-domain resource for the EDT for each supported Coverage Enhancement (CE) level
  • a frequency-domain resource for the EDT for each supported Coverage Enhancement (CE) level e.g., a preamble-list or a random access resource-list for triggering the EDT
  • TBS Transport Block Size
  • FIG. 4 is a schematic diagram illustrating interactions 400 between a terminal device and a network device 120.
  • FIG. 4 is described with the reference to the interactions between the terminal device 110-1 and the network device 120. It should be noted that the interactions 400 shown in FIG. 4 are only examples.
  • the network device 120 may scramble4005 the second information based the cell-specific identifier.
  • the network device 120 may broadcast4010 the second information in system information.
  • the network device 120 may transmit4020 first information for decoding the resource from the second information to the terminal device 110-1 via the dedicated RRC signaling.
  • the terminal device 110-1 may determine4030 the cell-specific identifier from the first information.
  • the terminal device 110-1 may decode4040 the resource from the second information based on the cell-specific identifier to obtain4045 the resource.
  • the network device 120 may also transmit4050 an indication which indicates that the resource is invalid.
  • the terminal device 110-1 may determine4060 that the resource is invalid based on the indication.
  • the terminal device 110-1 may cease4070 indication of EDT.
  • the terminal device 110-1 may establish4080 the RRC connection again.
  • the network device may transmit4090 third information associated with a further resource allocated for the EDT.
  • FIG. 5 is a schematic diagram illustrating interactions 500 between a terminal device and a network device 120.
  • FIG. 5 is described with the reference to the interactions between the terminal device 110-1 and the network device 120. It should be noted that the interactions 500 shown in FIG. 5 are only examples.
  • the network device 120 may transmit5010 the first information via the RRC signaling in the RRC connection.
  • the terminal device 110-1 may determine5020 a validity period of time from the first information.
  • the terminal device 110-1 may obtain5025 the resource.
  • the network device 120 may also transmit5030 an indication which indicates that the resource is invalid.
  • the terminal device 110-1 may determine5040 that the resource is invalid based on the indication.
  • the terminal device 110-1 may also determine5040 that the resource is invalid if the validity of time is expired.
  • the terminal device 110-1 may cease5050 indication of EDT.
  • the terminal device 110-1 may establish5060 the RRC connection again.
  • the network device may transmit5070third information associated with a further resource allocated for the EDT.
  • FIG. 6 is a simplified block diagram of a device 600 that is suitable for implementing embodiments of the present disclosure.
  • the device 600 may be implemented at the network device 120.
  • the device 600 may also be implemented at the terminal device 110-1.
  • the device 600 comprises one or more processors 610, one or more memories 620 coupled to the processor (s) 610, one or more transmitters and/or receivers (TX/RX) 640 coupled to the processor 610.
  • TX/RX transmitters and/or receivers
  • the processor 610 may be of any type suitable to the local technical network, and may comprise one or more of general purpose computers, special purpose computers, microprocessors, digital signal processors (DSPs) and processors based on multicore processor architecture, as non-limiting examples.
  • the device 600 may have multiple processors, such as an application specific integrated circuit chip that is slaved in time to a clock which synchronizes the main processor.
  • the memory 620 may be of any type suitable to the local technical network and may be implemented using any suitable data storage technology, such as a non-transitory computer readable storage medium, semiconductor based memory devices, magnetic memory devices and systems, optical memory devices and systems, fixed memory and removable memory, as non-limiting examples.
  • the memory 620 stores at least a part of a program 630.
  • the TX/RX 640 is for bidirectional communications.
  • the TX/RX 640 has at least one antenna to facilitate communication, though in practice an Access Node mentioned in this application may have several ones.
  • the communication interface may represent any interface that is necessary for communication with other network elements.
  • the program 630 is assumed to comprise program instructions that, when executed by the associated processor 610, enable the device 600 to operate in accordance with the embodiments of the present disclosure, as discussed herein with reference to Figs. 2 to 5. That is, embodiments of the present disclosure can be implemented by computer software executable by the processor 610 of the device 600, or by hardware, or by a combination of software and hardware.
  • the computer program code or related data may be carried by any suitable carrier to enable the device, apparatus, or processor to perform the various processes and operations described above.
  • suitable carriers include signals, computer readable media and the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
PCT/CN2018/106543 2018-09-19 2018-09-19 Methods, devices and computer readable medium for resource information for early data transmission WO2020056639A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201880097715.XA CN112740811B (zh) 2018-09-19 2018-09-19 用于早期数据传输的资源信息的方法、设备以及计算机可读介质
PCT/CN2018/106543 WO2020056639A1 (en) 2018-09-19 2018-09-19 Methods, devices and computer readable medium for resource information for early data transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/106543 WO2020056639A1 (en) 2018-09-19 2018-09-19 Methods, devices and computer readable medium for resource information for early data transmission

Publications (1)

Publication Number Publication Date
WO2020056639A1 true WO2020056639A1 (en) 2020-03-26

Family

ID=69888109

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/106543 WO2020056639A1 (en) 2018-09-19 2018-09-19 Methods, devices and computer readable medium for resource information for early data transmission

Country Status (2)

Country Link
CN (1) CN112740811B (zh)
WO (1) WO2020056639A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022057886A1 (zh) * 2020-09-21 2022-03-24 大唐移动通信设备有限公司 小数据的配置方法、装置、设备及存储介质

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023060413A1 (en) * 2021-10-12 2023-04-20 Nec Corporation Method, device and computer storage medium of communication
EP4349092A1 (en) * 2022-07-12 2024-04-10 ZTE Corporation Method, device and computer program product for wireless communication

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103687043A (zh) * 2012-09-11 2014-03-26 普天信息技术研究院有限公司 一种建立无线资源控制协议连接的方法
US8971268B2 (en) * 2011-08-24 2015-03-03 Lg Electronics Inc. Method and apparatus for transmitting uplink data associated with MTC device trigger function
US20180035470A1 (en) * 2016-07-28 2018-02-01 Asustek Computer Inc. Method and apparatus for improving msg3 transmission of random access procedure in a wireless communication system
CN107708205A (zh) * 2017-10-31 2018-02-16 武汉虹信通信技术有限责任公司 一种ran寻呼消息处理方法及基站

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20075761A0 (fi) * 2007-10-29 2007-10-29 Nokia Siemens Networks Oy Käyttäjälaitetunnisteen allokointi
GB2491196B (en) * 2011-05-27 2015-05-27 Sca Ipla Holdings Inc Mobile communication system, infrastructure equipment, base station and method
US20170099660A1 (en) * 2015-10-01 2017-04-06 Electronics And Telecommunications Research Institute Method and apparatus for transmitting uplink data
CN108307438B (zh) * 2017-01-13 2020-12-01 华为技术有限公司 数据发送方法、数据接收方法、终端设备和网络设备
US11026140B2 (en) * 2017-01-29 2021-06-01 Lg Electronics Inc. Method for managing terminal context and device for supporting same
KR102519978B1 (ko) * 2018-04-26 2023-04-10 베이징 시아오미 모바일 소프트웨어 컴퍼니 리미티드 Harq 피드백 방법 및 장치

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8971268B2 (en) * 2011-08-24 2015-03-03 Lg Electronics Inc. Method and apparatus for transmitting uplink data associated with MTC device trigger function
CN103687043A (zh) * 2012-09-11 2014-03-26 普天信息技术研究院有限公司 一种建立无线资源控制协议连接的方法
US20180035470A1 (en) * 2016-07-28 2018-02-01 Asustek Computer Inc. Method and apparatus for improving msg3 transmission of random access procedure in a wireless communication system
CN107708205A (zh) * 2017-10-31 2018-02-16 武汉虹信通信技术有限责任公司 一种ran寻呼消息处理方法及基站

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022057886A1 (zh) * 2020-09-21 2022-03-24 大唐移动通信设备有限公司 小数据的配置方法、装置、设备及存储介质
CN114258159A (zh) * 2020-09-21 2022-03-29 大唐移动通信设备有限公司 一种小数据的配置方法、装置、设备及存储介质

Also Published As

Publication number Publication date
CN112740811A (zh) 2021-04-30
CN112740811B (zh) 2024-04-09

Similar Documents

Publication Publication Date Title
CN108353342B (zh) 基于对随机接入的响应的连接重新配置的方法
EP3466164B1 (en) Conveying hypotheses through resource selection of synchronization and broadcast channels
US11539422B2 (en) Beam management method, terminal, network device, and storage medium
EP3512298B1 (en) Method and apparatus for the release of a cell
EP3692756B1 (en) Beam-specific and non-beam-specific synchronization signal block positions for wireless networks
US12034514B2 (en) Apparatus and method for configuring transmission resource of beam failure recovery request, apparatus and method for responding beam failure recovery request and communications system
CN109891965B (zh) 上行传输控制方法及其装置、通信***
US11071088B2 (en) Network slice-specific paging for wireless networks
US9900134B2 (en) Reference signal presence detection based license assisted access and reference signal sequence design
WO2020168532A1 (en) Contention resolution in random access procedure
WO2020056639A1 (en) Methods, devices and computer readable medium for resource information for early data transmission
CN111937452A (zh) 通信方法、通信装置和***
CN115362746A (zh) 用于并发msg2 pdcch监测的过程
WO2019048483A1 (en) INDICATION OF SYNCHRONIZATION SIGNAL BLOCK FOR WIRELESS NETWORKS
EP4098068B1 (en) Early indication for reduced capability devices
US20190110275A1 (en) Radio base station and communication control method
WO2020029070A1 (en) Method, apparatus and computer readable media for resource allocation
WO2020132794A1 (en) Method, device and computer readable medium for diversity transmissions
CN115191131A (zh) 用于通信的方法、设备和计算机存储介质
WO2023044822A1 (en) Parameter update for connection resume attempt
WO2020014855A1 (en) Methods, devices and computer readable medium for early data transmission
WO2019200593A1 (en) Methods, devices and computer readable medium for data transmission without rrc connections
WO2020093215A9 (en) Method, device and computer readable medium for harq process configuration

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: 18933997

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: 18933997

Country of ref document: EP

Kind code of ref document: A1