SMALL DATA TECHNIQUES AND CONFIGURATIONS IN A WIRELESS COMMUNICATION NETWORK

• US 20130279372A1
• Filed: 03/28/2012
• Published: 10/24/2013
• Est. Priority Date: 11/04/2011
• Status: Active Grant

• Current Assignee: Apple Inc.
• Original Assignee: Intel Corporation
• Inventors: Jain, Puneet K., Kedalagudde, Meghashree Dattatri, Venkatachalam, Muthaiah
• Granted Patent: US 9,755,882 B2
• Time in Patent Office: Days
• US Class Current: 370/254
• CPC Class Codes: H04B 7/024 Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
• CPC Class Codes: H04B 7/0456 Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
• CPC Class Codes: H04B 7/0626 Channel coefficients, e.g. channel state information [CSI]
• CPC Class Codes: H04J 11/00 Orthogonal multiplex systems, e.g. using WALSH codesH04J13/00 takes precedence
• CPC Class Codes: H04J 3/12 Arrangements providing for calling or supervisory signals
• CPC Class Codes: H04L 1/0026 Transmission of channel quality indication
• CPC Class Codes: H04L 1/0077 Cooperative coding
• CPC Class Codes: H04L 1/1812 Hybrid protocols; Hybrid automatic repeat request [HARQ]
• CPC Class Codes: H04L 27/2646 using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
• CPC Class Codes: H04L 27/2662 Symbol synchronisation
• CPC Class Codes: H04L 27/2675 Pilot or known symbols
• CPC Class Codes: H04L 5/0035 Resource allocation in a cooperative multipoint environment
• CPC Class Codes: H04L 5/0053 Allocation of signaling, i.e. of overhead other than pilot signals
• CPC Class Codes: H04L 5/0055 Physical resource allocation for ACK/NACK for physical mapping arrangements in ARQ protocols H04L1/1861
• CPC Class Codes: H04L 5/0078 Timing of allocation
• CPC Class Codes: H04L 5/14 Two-way operation using the same type of signal, i.e. duplex
• CPC Class Codes: H04W 24/02 Arrangements for optimising operational condition
• CPC Class Codes: H04W 4/06 Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
• CPC Class Codes: H04W 4/70 Services for machine-to-machine communication [M2M] or machine type communication [MTC]
• CPC Class Codes: H04W 52/0206 in access points, e.g. base stations access point devices per se H04W88/08
• CPC Class Codes: H04W 52/146 : Uplink power control
• CPC Class Codes: H04W 52/242 : taking into account path loss
• CPC Class Codes: H04W 52/244 : Interferences in heterogeneous networks, e.g. among macro and femto or pico cells or other sector / system interference [OSI]
• CPC Class Codes: H04W 52/34 : TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
• CPC Class Codes: H04W 56/0015 : one node acting as a reference for the others
• CPC Class Codes: H04W 68/02 : Arrangements for increasing efficiency of notification or paging channel
• CPC Class Codes: H04W 72/02 : Selection of wireless resources by user or terminal
• CPC Class Codes: H04W 72/0446 : Resources in time domain, e.g. slots or frames
• CPC Class Codes: H04W 72/12 : Wireless traffic scheduling
• CPC Class Codes: H04W 72/21 : in the uplink direction of a wireless link, i.e. towards the network
• CPC Class Codes: H04W 72/23 : in the downlink direction of a wireless link, i.e. towards a terminal
• CPC Class Codes: H04W 72/542 : using measured or perceived quality
• CPC Class Codes: H04W 76/11 : Allocation or use of connection identifiers
• CPC Class Codes: H04W 76/40 : for selective distribution or broadcast
• CPC Class Codes: H04W 84/14 : WLL [Wireless Local Loop]; RLL [Radio Local Loop]
• CPC Class Codes: H04W 88/02 : Terminal devices
• CPC Class Codes: H04W 88/08 : Access point devices
• CPC Class Codes: Y02D 30/70 : in wireless communication networks

Abstract

Embodiments of the present disclosure describe techniques and configurations for triggering transmission of data payloads in a wireless communication network. An apparatus may include one or more computer-readable media having instructions and one or more processors coupled with the one or more computer-readable media and configured to execute the instructions to implement an interworking function (IWF) to receive, from a Machine Type Communication (MTC) server, a trigger request to trigger sending of a data payload over a wireless communication network, the data payload being smaller than a preconfigured threshold, and send, in response to the trigger request over a reference point to a module including a Mobility Management Entity (MME) or a Serving GPRS (General Packet Radio Service) Support Node (SGSN), a trigger notification to trigger sending of the data payload over the wireless communication network.

Claims

1. An apparatus comprising:

one or more computer-readable media having instructions; and

one or more processors coupled with the one or more computer-readable media and configured to execute the instructions to implement an interworking function (IWF) to;

receive, from a Machine Type Communication (MTC) server, a trigger request to trigger sending of a data payload over a wireless communication network, the data payload being smaller than a preconfigured threshold; and

send, in response to the trigger request over a reference point to a node comprising a Mobility Management Entity (MME) or a Serving GPRS (General Packet Radio Service) Support Node (SGSN), a trigger notification to trigger sending of the data payload over the wireless communication network.

2. The apparatus of claim 1, wherein:

the data payload is a first data payload for uplink transmission from a user equipment (UE) to the MTC server, the UE adapted to wirelessly communicate with the wireless communication network; and

the trigger notification includes a second data payload for downlink transmission from the MTC server to the UE, the second data payload being smaller than the pre-configured threshold.

3. The apparatus of claim 1, wherein:

the node is a first node;

the reference point is a first reference point; and

the IWF is further configured to communicate, in response to receiving the trigger request, with a second node including a Home Location Register (HLR) over a second reference point to obtain routing information for sending the trigger notification to a user equipment (UE) over the first reference point.

4. The apparatus of claim 1, wherein:

the reference point is a first reference point that terminates at the IWF;

the IWF comprises a machine type communication interworking function (MTC-IWF) that is configured to terminate a second reference point to the MTC-IWF from the MTC server; and

the MTC-IWF is configured to receive the trigger request over the second reference point.

5. The apparatus of claim 1, wherein the IWF is further configured to send a trigger acknowledgement to the MTC server when the IWF is unable to process the trigger request.

6. The apparatus of claim 1, wherein the IWF is further configured to:

receive a trigger report from the node including the MME or the SGSN, the trigger report to indicate a success or failure of the trigger notification; and

forward the trigger report to the MTC server.

7. The apparatus of claim 6, wherein the trigger report includes the data payload.

8. The apparatus of claim 1, wherein:

the trigger notification is a GPRS (General Packet Radio Service) Tunneling Protocol (GTP) message or an MTC Application Protocol (MTC-AP) message; and

the trigger request is an MTC-AP message.

9. The apparatus of claim 1, wherein the trigger notification includes one or more information elements to provide a cause, user equipment (UE) identity, validity period, priority, generic data container, or private extension.

10. The apparatus of claim 1, wherein:

the wireless communication network includes a Global System for Mobile Communication (GSM), General Packet Radio Service (GPRS), Universal Mobile Telecommunications System (UMTS), High Speed Packet Access (HSPA), Evolved HSPA (E-HSPA), or Long-Term Evolution (LTE) network; and

the wireless communication network is accessible to a User Equipment (UE) via a GSM Enhanced Data for GSM Evolution (EDGE) Radio Access Network (GERAN), Universal Terrestrial Radio Access Network (UTRAN) or Evolved UTRAN (E-UTRAN).

11. A method to indicate a delivery status of a device trigger message and a trigger payload, comprising:

transmitting a message from a user equipment (UE) adapted for machine type communication (MTC) in a public land mobile network (PLMN), to indicate reception of the device trigger message and the trigger payload, to a node comprising a mobile management entity (MME) or a serving GPRS (General Packet Radio Service) Support Node (SGSN) adapted to receive a trigger from a MTC interworking function (MTC-IWF) over a first reference point, wherein the MTC-IWF is adapted to receive a trigger request over a second reference point from an MTC server, the trigger request comprising a trigger payload from the MTC server; and

initiating, by the UE, communication with the MTC server.

12. The method of claim 11, wherein:

the trigger payload is a data payload for downlink transmission from the MTC server to the UE, the UE being configured to wirelessly communicate in the PLMN.

13. The method of claim 11, wherein the node is a first node, the PLMN further comprising:

a second node including a Home Location Register (HLR) or Home Subscriber Server (HSS), wherein the MTC-IWF is further configured to communicate, in response to receiving the trigger request, with the second node over a third reference point to obtain routing information for routing the trigger notification.

14. The method of claim 11, wherein the MTC-IWF is further configured to send a trigger acknowledgement to the MTC server when the MTC-IWF is unable to process the trigger request.

15. The method of claim 11, wherein the node is further configured to send, in response to receiving the trigger notification, a message to indicate the trigger request to the UE.

16. The method of claim 15, wherein the node is further configured to send a trigger report to the MTC-IWF to indicate a success or failure of the message sent to indicate the trigger request to the UE.

17. The method of claim 16, wherein:

the MTC-IWF is further configured to forward the trigger report to the MTC server; and

the MTC server is configured to establish, in response to receiving the trigger report, a user plane connection with the UE for sending of the trigger payload over the user plane connection.

18. A method comprising:

receiving, over a first reference point from a Machine Type Communication (MTC) server of a wireless communication network, a trigger request to trigger sending of a first data payload from the MTC server to user equipment (UE) or sending of a second data payload from the UE to the MTC server or both the sending of the first data payload from the MTC server and the sending of the second data payload from the UE to the MTC server, the UE being configured to wirelessly communicate with the wireless communication network via a GSM Enhanced Data for GSM Evolution (EDGE) Radio Access Network (GERAN), Universal Terrestrial Radio Access Network (UTRAN) or Evolved UTRAN (E-UTRAN), the first data payload and the second data payload being smaller than a preconfigured threshold; and

in response to the trigger request, sending, over a second reference point to a node including a Mobility Management Entity (MME) or a Serving GPRS (General Packet Radio Service) Support Node (SGSN), a trigger notification to trigger sending of the first data payload and/or the second data payload over the wireless communication network.

19. The method of claim 18, wherein the node is a first node, the method further comprising:

in response to receiving the trigger request, communicating with a second node including a Home Location Register (HLR) over a third reference point to obtain routing information for sending the trigger notification to the user equipment (UE).

20. The method of claim 18, further comprising:

sending a trigger acknowledgement to the MTC server in response to the trigger request.

21. The method of claim 18, further comprising:

receiving a trigger report from the node, the trigger report to indicate a success or failure of the trigger notification.

22. The method of claim 21, further comprising:

forwarding the trigger report to the MTC server.

23. An apparatus, comprising:

one or more computer-readable media having instructions; and

one or more processors coupled with the one or more computer-readable media and configured to execute the instructions to implement a first node including a Mobility Management Entity (MME) or a Serving GPRS (General Packet Radio Service) Support Node (SGSN) of a wireless communication network to

receive, a trigger notification to trigger sending of a data payload from a user equipment (UE) to a Machine Type Communication (MTC) server over the wireless communication network, the data payload being smaller than a preconfigured threshold; and

send, in response to receiving the trigger notification, a message to indicate the trigger notification to the UE, the UE being configured to wirelessly communicate with the wireless communication network, the wireless communication network including a Global System for Mobile Communication (GSM), General Packet Radio Service (GPRS), Universal Mobile Telecommunications System (UMTS), High Speed Packet Access (HSPA), Evolved HSPA (E-HSPA), or Long-Term Evolution (LTE) network.

24. The apparatus of claim 23, wherein the message that indicates the trigger notification to the UE is a Non-access Stratum (NAS) message.

25. The apparatus of claim 23, wherein:

the node is further configured to receive the data payload from the UE over a control plane of the wireless communication system;

the node is further configured to send a trigger report to indicate a success or failure of the trigger notification;

the trigger report includes the data payload received from the UE;

the trigger notification is a GPRS (General Packet Radio Service) Tunneling Protocol (GTP) message or an MTC Application Protocol (MTC-AP) message that is received by the node over a control plane of the wireless communication network;

the trigger notification includes one or more information elements to provide a cause, user equipment (UE) identity, validity period, priority, generic data container, or private extension; and

the UE is configured to communicate with the wireless communication network via a GSM Enhanced Data for GSM Evolution (EDGE) Radio Access Network (GERAN), Universal Terrestrial Radio Access Network (UTRAN) or Evolved UTRAN (E-UTRAN).

26-30. -30. (canceled)