Cellular internet of things (CIoT) optimizations for narrowband (NB) and non-NB IoT networks
Technology for an eNodeB operable to support Cellular Internet of Things (CIoT) is disclosed. The eNodeB can generate a system information block (SIB) that includes one or more indicators that one or more CIoT Evolved Packet System (EPS) optimizations are supported at the eNodeB. The eNodeB can encode, at the eNodeB, the SIB for transmission to a user equipment (UE) to enable the eNodeB to receive a request from the UE for a use of the CIoT EPS optimizations. The eNodeB can decode a radio resource control (RRC) connection setup complete message received from the UE. The RRC connection setup complete message can include one or more indicators that one or more CIoT EPS optimizations are supported at the UE.
1. An apparatus of an eNodeB operable to support Cellular Internet of Things (CIoT), the apparatus comprising memory; and one or more processors configured to:
generate, at the eNodeB, a system information block (SIB) that includes one or more indicators that one or more CIoT Evolved Packet System (EPS) optimizations are supported at the eNodeB, wherein the one or more indicators in the SIB include a user plane (UP) CIoT EPS optimization indicator on whether the UE is allowed to resume a connection with a UP CIoT EPS optimization, and wherein the UP CIoT EPS optimization enables a transition from an EPS Mobility Management (EMM) idle mode to an EMM connected mode at the UE without utilizing a service request procedure;
encode, at the eNodeB, the SIB for transmission to a user equipment (UE) to enable the eNodeB to receive a request from the UE for a use of the CIoT EPS optimizations;
decode, at the eNodeB, a radio resource control (RRC) connection setup complete message received from the UE, wherein the RRC connection setup complete message includes one or more indicators that one or more CIoT EPS optimizations are supported at the UE; and
store, in the memory, the one or more indicators included in the RRC connection setup complete message.
2. The apparatus of claim 1 , further comprising a transceiver configured to:
transmit, to the UE, the SIB that contains the one or more indicators to the UE; and
receive, from the UE, the RRC connection setup complete message that includes the one or more indicators.
3. The apparatus of claim 1 , wherein:
the one or more indicators in the SIB include a control plane (CP) CIoT EPS optimization indicator on whether the UE is allowed to establish a connection with a CP CIoT EPS optimization; or
the one or more indicators in the RRC connection setup complete message include a CP CIoT EPS optimization indicator that denotes support at the UE for the CP CIoT EPS optimization.
4. The apparatus of claim 3 , wherein the CP CIoT EPS optimization enables support of a transport of user data over the CP via a mobility management entity (MME) without triggering a data radio bearer (DRB) establishment.
5. The apparatus of claim 1 , wherein:
the one or more indicators in the RRC connection setup complete message include a UP CIoT EPS optimization indicator that denotes support at the UE for the UP CIoT EPS optimization.
6. The apparatus of claim 1 , wherein:
the one or more indicators in the SIB include an attach without packet data network (PDN) connectivity indicator that denotes support at the eNodeB for attach without PDN connectivity; or
the one or more indicators in the RRC connection setup complete message include an attach without PDN connectivity indicator that the UE performs attach without PDN connectivity.
7. An apparatus of a user equipment (UE) operable to support Cellular Internet of Things (CIoT), the apparatus comprising memory; and one or more processors configured to:
generate, at the UE, a radio resource control (RRC) connection setup complete message that includes one or more indicators that one or more CIoT Evolved Packet System (EPS) optimizations are supported at the UE to enable the UE to request a use of the CIoT EPS optimizations from an evolved NodeB (eNodeB); and
signal, at the UE, the RRC connection setup complete message that includes the one or more indicators for transmission to the eNodeB, wherein the one or more indicators in the RRC connection setup complete message include an attach without packet data network (PDN) connectivity indicator to indicate that the UE performs attach without PDN connectivity.
8. The apparatus of claim 7 , further comprising a transceiver configured to send the RRC connection setup complete message to the eNodeB.
9. The apparatus of claim 7 , further comprising the memory configured to store the one or more indicators that one or more CIoT EPS optimizations are supported at the UE.
10. The apparatus of claim 7 , wherein the one or more processors are further configured to: decode, at the UE, a system information block (SIB) received from the eNodeB, wherein the SIB includes one or more indicators that one or more CIoT EPS optimizations are supported at the eNodeB.
11. The apparatus of claim 7 , wherein the one or more indicators in the RRC connection setup complete message include a user plane (UP) CIoT EPS optimization indicator that denotes support at the UE for the UP CIoT EPS optimization.
12. The apparatus of claim 11 , wherein the UP CIoT EPS optimization enables the UE to support a transition from an EPS Mobility Management (EMM) idle mode to an EMM connected mode without utilizing a service request procedure.
13. The apparatus of claim 7 , wherein the UE is configured for narrowband (NB) CIoT.
14. At least one non-transitory machine readable storage medium having instructions embodied thereon for supporting Cellular Internet of Things (CIoT) at an eNodeB, the instructions when executed by one or more processors at the eNodeB perform the following:
generating, at the eNodeB, a system information block (SIB) that includes one or more indicators that one or more CIoT Evolved Packet System (EPS) optimizations are supported at the eNodeB, wherein the eNodeB is included in a non-narrowband (non-NB) CIoT radio access network (RAN), wherein the one or more indicators in the SIB include an attach without packet data network (PDN) connectivity indicator that denotes support at the eNodeB for attach without PDN connectivity, or wherein the one or more indicators in the RRC connection setup complete message include an attach without PDN connectivity indicator that the UE performs attach without PDN connectivity;
signaling, at the eNodeB, the SIB that includes the one or more indicators for transmission to a user equipment (UE) that is configured for non-NB CIoT; and
decoding, at the eNodeB, a radio resource control (RRC) connection setup complete message received from the UE, wherein the RRC connection setup complete message includes one or more indicators that one or more CIoT EPS optimizations are supported at the UE.
15. The at least one non-transitory machine readable storage medium of claim 14 , wherein:
the one or more indicators in the SIB include a control plane (CP) CIoT EPS optimization indicator on whether the UE is allowed to establish a connection with a CP CIoT EPS optimization; or
the one or more indicators in the RRC connection setup complete message include a CP CIoT EPS optimization indicator that denotes support at the UE for the CP CIoT EPS optimization.
16. The at least one non-transitory machine readable storage medium of claim 15 , wherein the CP CIoT EPS optimization enables support of a transport of user data over the CP via a mobility management entity (MME) without triggering a data radio bearer (DRB) establishment.
17. The at least one non-transitory machine readable storage medium of claim 14 , wherein:
the one or more indicators in the SIB include a user plane (UP) CIoT EPS optimization indicator on whether the UE is allowed to resume a connection with a UP CIoT EPS optimization; or
the one or more indicators in the RRC connection setup complete message include a UP CIoT EPS optimization indicator that denotes support at the UE for the UP CIoT EPS optimization.
18. The at least one non-transitory machine readable storage medium of claim 17 , wherein the UP CIoT EPS optimization enables a transition from an EPS Mobility Management (EMM) idle mode to an EMM connected mode at the UE without utilizing a service request procedure.
19. An apparatus of a user equipment (UE) operable to support Cellular Internet of Things (CIoT), the apparatus comprising memory; and one or more processors configured to:
generate, at the UE, a radio resource control (RRC) connection setup complete message that includes one or more indicators that one or more CIoT Evolved Packet System (EPS) optimizations are supported at the UE to enable the UE to request a use of the CIoT EPS optimizations from an evolved NodeB (eNodeB), wherein the one or more indicators in the RRC connection setup complete message include a user plane (UP) CIoT EPS optimization indicator that denotes support at the UE for the UP CIoT EPS optimization, and wherein the UP CIoT EPS optimization enables the UE to support a transition from an EPS Mobility Management (EMM) idle mode to an EMM connected mode without utilizing a service request procedure; and
signal, at the UE, the RRC connection setup complete message that includes the one or more indicators for transmission to the eNodeB.
20. The apparatus of claim 19 , further comprising the memory configured to store the one or more indicators that one or more CIoT EPS optimizations are supported at the UE.
21. The apparatus of claim 19 , wherein the one or more processors are further configured to: decode, at the UE, a system information block (SIB) received from the eNodeB, wherein the SIB includes one or more indicators that one or more CIoT EPS optimizations are supported at the eNodeB.