Techniques and systems for extended discontinuous reception

• US 9,357,463 B2
• Filed: 09/03/2013
• Issued: 05/31/2016
• Est. Priority Date: 01/17/2013
• Status: Active Grant

• Current Assignee: Intel Corporation
• Original Assignee: Intel IP Corporation (Intel Corporation)
• Inventors: Bangolae, Sangeetha, Martinez Tarradell, Marta, Jain, Puneet, Heo, Youn Hyoung
• Primary Examiner(s): Shah, Chirag
• Assistant Examiner(s): PANCHOLI, RINA C
• Application Number:
  US14/125,871
• Publication Number:
  US 20150215989A1
• Time in Patent Office: 1,001 Days
• Field of Search: None
• US Class Current: 1/1
• CPC Class Codes: H04B 7/0417 Feedback systems
• CPC Class Codes: H04B 7/0456 Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
• CPC Class Codes: H04J 3/00 Time-division multiplex systems H04J14/00 takes precedence; relay systems H04B7/14; selecting techniques H04Q
• CPC Class Codes: H04L 1/18 Automatic repetition systems, e.g. Van Duuren systems
• CPC Class Codes: H04L 1/1812 Hybrid protocols; Hybrid automatic repeat request [HARQ]
• CPC Class Codes: H04L 1/1887 Scheduling and prioritising arrangements
• CPC Class Codes: H04L 2209/24 Key scheduling, i.e. generating round keys or sub-keys for block encryption
• CPC Class Codes: H04L 2209/80 Wireless
• CPC Class Codes: H04L 43/08 Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
• CPC Class Codes: H04L 5/0035 Resource allocation in a cooperative multipoint environment
• CPC Class Codes: H04L 5/0051 of dedicated pilots, i.e. pilots destined for a single user or terminal
• 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 5/0057 Physical resource allocation for CQI
• CPC Class Codes: H04L 5/0062 Avoidance of ingress interference, e.g. ham radio channels
• CPC Class Codes: H04L 5/0076 Allocation utility-based
• CPC Class Codes: H04L 5/0092 Indication of how the channel is divided
• CPC Class Codes: H04L 5/0094 Indication of how sub-channels of the path are allocated
• CPC Class Codes: H04L 5/0096 Indication of changes in allocation
• CPC Class Codes: H04L 5/14 Two-way operation using the same type of signal, i.e. duplex
• CPC Class Codes: H04L 5/1469 using time-sharing
• CPC Class Codes: H04L 5/22 : using time-division multiplexing
• CPC Class Codes: H04L 63/0428 : wherein the data content is protected, e.g. by encrypting or encapsulating the payload
• CPC Class Codes: H04L 63/30 : for supporting lawful interception, monitoring or retaining of communications or communication related information circuit switched telephony call monitoring H04M3/2281
• CPC Class Codes: H04L 65/1104 : Session initiation protocol [SIP]
• CPC Class Codes: H04L 65/611 : for multicast or broadcast systems for broadcast or conference H04L12/18; arrangements for broadcast or distribution combined with broadcast H04H20/00; arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time H04H60/00; selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS], H04W4/06
• CPC Class Codes: H04L 65/65 : Network streaming protocols, e.g. real-time transport protocol [RTP] or real-time control protocol [RTCP]
• CPC Class Codes: H04L 65/762 : at the source reformatting of additional data in video distribution servers H04N21/2355
• CPC Class Codes: H04L 65/80 : Responding to QoS
• CPC Class Codes: H04L 67/02 : based on web technology, e.g. hypertext transfer protocol [HTTP]
• CPC Class Codes: H04L 9/14 : using a plurality of keys or algorithms
• CPC Class Codes: H04W 12/02 : Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
• CPC Class Codes: H04W 12/0431 : Key distribution or pre-distribution; Key agreement
• CPC Class Codes: H04W 12/50 : Secure pairing of devices
• CPC Class Codes: H04W 16/32 : Hierarchical cell structures
• CPC Class Codes: H04W 24/02 : Arrangements for optimising operational condition
• CPC Class Codes: H04W 24/10 : Scheduling measurement reports ; Arrangements for measurement reports
• CPC Class Codes: H04W 28/0231 : based on communication conditions dynamic wireless traffic scheduling definition based on channel quality criteria H04W72/54
• CPC Class Codes: H04W 36/0066 : of control information between different types of networks in order to establish a new radio link in the target network
• CPC Class Codes: H04W 36/00692 : using simultaneous multiple data streams, e.g. cooperative multipoint [CoMP], carrier aggregation [CA] or multiple input multiple output [MIMO] allocation of physical resources in CoMP or in CA H04L5/0035
• CPC Class Codes: H04W 36/22 : for handling the traffic
• 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 48/08 : Access restriction or access information delivery, e.g. discovery data delivery signalling during connection H04W76/00
• CPC Class Codes: H04W 48/10 : using broadcasted information
• CPC Class Codes: H04W 48/16 : Discovering, processing access restriction or access information
• CPC Class Codes: H04W 48/20 : Selecting an access point
• CPC Class Codes: H04W 52/0251 : using monitoring of local events, e.g. events related to user activity
• CPC Class Codes: H04W 56/001 : Synchronization between nodes
• CPC Class Codes: H04W 68/02 : Arrangements for increasing efficiency of notification or paging channel
• CPC Class Codes: H04W 72/00 : Local resource management
• 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 72/046 : the resource being in the space domain, e.g. beams
• CPC Class Codes: H04W 72/12 : Wireless traffic scheduling
• CPC Class Codes: H04W 72/1263 : Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
• CPC Class Codes: H04W 72/20 : Control channels or signalling for resource management
• 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 74/00 : Wireless channel access
• CPC Class Codes: H04W 76/11 : Allocation or use of connection identifiers
• CPC Class Codes: H04W 76/14 : Direct-mode setup
• CPC Class Codes: H04W 76/27 : Transitions between radio resource control [RRC] states
• CPC Class Codes: H04W 76/28 : Discontinuous transmission [DTX]; Discontinuous reception [DRX]
• CPC Class Codes: H04W 8/005 : Discovery of network devices, e.g. terminals
• CPC Class Codes: H04W 84/045 : using private Base Stations, e.g. femto Base Stations, home Node B
• CPC Class Codes: H04W 84/12 : WLAN [Wireless Local Area Networks]
• CPC Class Codes: H04W 88/06 : adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
• CPC Class Codes: Y02B 70/30 : Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
• CPC Class Codes: Y02D 30/70 : in wireless communication networks

Abstract

Embodiments of techniques and systems for extended discontinuous reception (DRX) are described herein. In some embodiments, a user equipment (UE) configured for extended DRX may include receiver circuitry and paging circuitry. The receiver circuitry may be configured to receive a system frame number from an eNB and receive extension data from the eNB. The paging circuitry may be configured to determine an augmented system frame number based on the system frame number and the extension data, determine a paging frame number based on the extension data, and monitor for paging occasions when the augmented system frame number is equal to the paging frame number. Other embodiments may be described and/or claimed.

Claims

1. A user equipment, comprising:

receiver circuitry to;

receive a system frame number from an eNB, and

receive extension data from the eNB in a master information block, the extension data to include a multiplier factor and a system frame number configuration information element to indicate that the user equipment is to determine an augmented system frame number to be used for paging purposes;

paging circuitry to;

multiply the system frame number and the multiplier factor to determine the augmented system frame number;

determine a paging frame number based on the extension data; and

monitor for paging occasions when the augmented system frame number is equal to the paging frame number; and

transmitter circuitry to transmit an indicator representative of a proposed multiplier factor to the eNB,

wherein the extension data is determined based on the indicator.

2. The user equipment of claim 1, wherein transmit the indicator representative of the proposed multiplier factor to the eNB comprises transmit the indicator representative of the proposed multiplier factor to a mobility management entity for transmission from the mobility management entity to the eNB.

3. The user equipment of claim 1, wherein the paging circuitry is to monitor for paging occasions when the user equipment is in a connected mode and the paging circuitry is further to:

modify a connected mode discontinuous reception parameter by the multiplier factor, wherein the connected mode discontinuous reception parameter comprises an on duration timer parameter, an inactivity timer parameter, a retransmission timer parameter, a long cycle start offset parameter, or a short cycle timer parameter.

4. The user equipment of claim 1, wherein the paging circuitry is further to:

prior to monitoring for paging occasions when the augmented system frame number is equal to the paging frame number, wait for a wake-up indicator from the eNB or from an inactivity period timer;

wherein the paging circuitry monitors for paging occasions in response to receiving the indicator.

5. An eNB comprising:

timer circuitry to;

provide a system frame number for transmission to a user equipment in a cell served by the eNB;

transmitter circuitry to;

transmit the system frame number to the user equipment, and

transmit, in a master information block, extension data to the user equipment, the extension data to include a multiplier factor and a system frame number configuration information element to indicate that the user equipment is to determine an augmented system frame number to be used for paging purposes;

paging circuitry to;

determine when a paging frame number for the user equipment is equal to an augmented system frame number, the augmented system frame number based on a multiplication of the system frame number and the multiplier factor, and

if the paging frame number is equal to an augmented system frame number, and a paging message is queued for transmission to the user equipment, provide the paging message for transmission to the user equipment; and

receiver circuitry to receive an indicator representative of a proposed multiplier factor from the user equipment,

wherein the extension data is based on the indicator representative of the proposed multiplier factor.

6. The eNB of claim 5, wherein the paging circuitry is to:

generate the paging frame number for the user equipment based on the proposed multiplier factor.

7. The eNB of claim 5, further comprising:

receiver circuitry to;

receive the extension data from a mobile management entity.

8. The eNB of claim 7, wherein the receiver circuitry is to receive the extension data from the mobile management entity in an S1 paging message.

9. The eNB of claim 5, wherein the transmitter circuitry is to:

transmit an indicator to the user equipment to extend a discontinuous reception cycle length based on the extension data.

10. One or more non-transitory, computer readable media having computer readable instructions stored therein which, when executed by one or more processing devices of a user equipment, cause the user equipment to:

receive a system frame number from an eNB;

receive extension data from the eNB in a master information block, the extension data to include a multiplier factor and a system frame number configuration information element to indicate that the user equipment is to determine an augmented system frame number to be used for paging purposes;

multiply the system frame number and the multiplier factor to determine the augmented system frame number;

determine a paging frame number based on the extension data;

monitor for paging occasions when the augmented system frame number is equal to the paging frame number; and

transmit a wake-up indicator representative of a proposed multiplier factor to the eNB,

wherein the extension data is determined based on the proposed multiplier factor.

11. The one or more non-transitory, computer readable media of claim 10, further having computer readable instructions stored therein which, when executed by the one or more processing devices of the user equipment, cause the user equipment to:

when not monitoring for paging occasions, disable wireless reception.

12. The one or more non-transitory, computer readable media of claim 10, wherein transmit the indicator representative of the proposed multiplier factor to the eNB comprises transmit the indicator representative of the proposed multiplier factor to a mobility management entity for transmission from the mobility management entity to the eNB.

13. The one or more non-transitory, computer readable media of claim 10, wherein the user equipment monitors for paging occasions when the user equipment is in a connected mode and the one or more computer readable media further has computer readable instructions stored therein which, when executed by the one or more processing devices of the user equipment, cause the user equipment to:

modify a connected mode discontinuous reception parameter by the multiplier factor, wherein the connected mode discontinuous reception parameter comprises an on duration timer parameter, an inactivity timer parameter, a retransmission timer parameter, a long cycle start offset parameter, or a short cycle timer parameter.

14. The one or more non-transitory, computer readable media of claim 10, further having computer readable instructions stored therein which, when executed by the processing device of the user equipment, cause the user equipment to:

prior to monitoring for paging occasions when the augmented system frame number is equal to the paging frame number, wait for a wake-up indicator from the eNB or from an inactivity period timer;

wherein the user equipment monitors for paging occasions in response to receiving the indicator.