Apparatus and method for control channel monitoring in a new carrier type (NCT) wireless network

• US 10,028,187 B2
• Filed: 12/24/2013
• Issued: 07/17/2018
• Est. Priority Date: 01/03/2013
• Status: Active Grant

• Current Assignee: Apple Inc.
• Original Assignee: Intel Corporation
• Inventors: Han, Seunghee, Fwu, Jong-Kae, He, Hong, Zhu, Yuan, Davydov, Alexei, Bashar, Shafi
• Primary Examiner(s): Yao, Kwang B
• Assistant Examiner(s): LOO, JUVENA W
• Application Number:
  US14/759,119
• Publication Number:
  US 20150341818A1
• Time in Patent Office: 1,666 Days
• Field of Search: None
• 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 7/0486 taking channel rank into account
• CPC Class Codes: H04B 7/0626 Channel coefficients, e.g. channel state information [CSI]
• CPC Class Codes: H04B 7/0632 Channel quality parameters, e.g. channel quality indicator [CQI]
• CPC Class Codes: H04J 11/0053 using co-ordinated multipoint transmission/reception co-ordinated antenna or beam-forming aspects H04B7/022
• CPC Class Codes: H04L 1/0026 Transmission of channel quality indication
• CPC Class Codes: H04L 12/4641 Virtual LANs, VLANs, e.g. virtual private networks [VPN] LAN interconnection over a bridge based backbone H04L12/462; encapsulation techniques H04L12/4633; routing of packets H04L45/00; packet switches H04L49/00; virtual private networks for security H04L63/0272
• CPC Class Codes: H04L 5/0053 Allocation of signaling, i.e. of overhead other than pilot signals
• CPC Class Codes: H04L 5/0057 Physical resource allocation for CQI
• CPC Class Codes: H04L 61/5007 Internet protocol [IP] addresses
• CPC Class Codes: H04L 63/304 intercepting circuit switched data communications lawful interception of wireless network communications H04W12/02
• CPC Class Codes: H04L 63/306 intercepting packet switched data communications, e.g. Web, Internet or IMS communications
• CPC Class Codes: H04W 12/02 Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
• CPC Class Codes: H04W 24/10 Scheduling measurement reports ; Arrangements for measurement reports
• CPC Class Codes: H04W 28/0268 using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR] negotiating SLA or negotiating QoS H04W28/24
• CPC Class Codes: H04W 36/0005 Control or signalling for completing the hand-off
• CPC Class Codes: H04W 36/0011 for data sessions of end-to-end connection
• CPC Class Codes: H04W 36/0055 Transmission or use of information for re-establishing the radio link
• CPC Class Codes: H04W 36/14 Reselecting a network or an air interface
• CPC Class Codes: H04W 36/22 for handling the traffic
• 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 48/16 : Discovering, processing access restriction or access information
• CPC Class Codes: H04W 52/0222 : in packet switched networks
• CPC Class Codes: H04W 56/0015 : one node acting as a reference for the others
• CPC Class Codes: H04W 56/005 : compensating for timing error by adjustment in the receiver
• CPC Class Codes: H04W 56/0095 : estimated based on signal strength
• CPC Class Codes: H04W 68/00 : User notification, e.g. alerting and paging, for incoming communication, change of service or the like
• 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 72/30 : Resource management for broadcast services
• CPC Class Codes: H04W 76/10 : Connection setup
• 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 8/082 : for traffic bypassing of mobility servers, e.g. location registers, home PLMNs or home agents
• 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: H04W 88/08 : Access point devices
• CPC Class Codes: H04W 88/16 : Gateway arrangements
• CPC Class Codes: Y02D 30/70 : in wireless communication networks

Abstract

Generally, this disclosure provides apparatus and methods for improved control channel monitoring in a New Carrier Type (NCT) wireless network. A User Equipment (UE) device may include a receiver circuit to receive a Multicast/Broadcast over Single Frequency Network (MBSFN) for Physical Multicast Channel (P-MCH) transmission from an evolved Node B (eNB); an MBSFN for P-MCH detection module to detect and extract an enhanced physical downlink control channel (EPDCCH) signal from the MBSFN subframe for P-MCH transmission; and an EPDCCH monitor module to decode and monitor the extracted EPDCCH signal.

Claims

1. An evolved Node B (eNB) transceiver comprising:

physical downlink control channel (PDCCH) generation circuitry to generate a PDCCH signal;

Multicast/Broadcast over Single Frequency Network (MBSFN) for Physical Multicast Channel (P-MCH) encoding circuitry comprising time division multiplexing circuitry and frequency division multiplexing circuitry; and

a transmitter circuit to transmit a MBSFN subframe for P-MCH transmission to a User Equipment (UE);

wherein said time division multiplex circuitry time multiplexes said PDCCH signal with a P-MCH signal;

wherein said frequency division multiplexing circuitry frequency multiplexes an Enhanced Physical Downlink Control Channel (“

-EPDCCH-”

) signal with said P-MCH signal in a region of said MBFSN subframe that corresponds specifically to said UE receiving said transmission; and

wherein at least one cyclic redundancy check (CRC) bit is included in a P-MCH transport block of said MBSFN subframe.

2. The eNB of claim 1, wherein said PDCCH generation circuitry is further to generate an enhanced PDCCH (EPDCCH) signal.

3. The eNB of claim 2, wherein said MBSFN for P-MCH encoding circuitry further comprises frequency domain multiplexing (FDM) circuitry to frequency multiplex said EPDCCH signal with a P-MCH signal in said MBSFN subframe for P-MCH.

4. The eNB of claim 1, wherein said MBSFN for P-MCH encoding circuitry further comprises superposition circuitry to superimpose said PDCCH signal onto a P-MCH signal in said MBSFN subframe for P-MCH.

5. The eNB of claim 3, wherein said frequency domain multiplexing further comprises mapping said P-MCH signal to resource elements by puncturing regions of said EPDCCH signal in said MBSFN subframe for P-MCH.

6. The eNB of claim 3, wherein said frequency domain multiplexing further comprises mapping said P-MCH signal to resource elements by rate matching regions of said EPDCCH signal in said MBSFN subframe for P-MCH.

7. The eNB of claim 1, wherein downlink control information (DCI) for said MBSFN subframe for P-MCH is transmitted at an alternate subframe and/or transmitted on a different carrier.

8. The eNB of claim 2, wherein said transmitter circuit is further to transmit a radio resource control (RRC) message providing information to said UE to enable decoding by said UE of said PDCCH or EPDCCH signal in said MBSFN subframe for P-MCH transmission.

9. User Equipment (UE) comprising:

a receiver circuit to receive a Multicast/Broadcast over Single Frequency Network (MBSFN) subframe for Physical Multicast Channel (P-MCH) transmission from an evolved Node B (eNB), the MBSFN subframe including a P-MCH transport block having at least one cyclic redundancy check (CRC) bit;

MBSFN for P-MCH detection circuitry to detect and extract a physical downlink control channel (PDCCH) signal and an enhanced PDCCH (EPDCCH) signal from said MBSFN subframe for P-MCH transmission;

wherein;

said detection circuitry comprises time domain demux circuitry to perform time domain de-multiplexing of said PDCCH signal; and

said detection circuitry comprises frequency demux circuitry to perform frequency domain de-multiplexing of said EPDCCH signal from a region of said MBFSN subframe that corresponds specifically to said UE; and

EPDCCH monitor circuitry to decode and monitor said extracted EPDCCH signal.

10. The UE of claim 9, wherein said MBSFN for P-MCH detection circuitry further comprises superposition recovery circuitry to recover said EPDCCH signal from a superposition of said EPDCCH signal onto a P-MCH signal in said MBSFN subframe for P-MCH.

11. The UE of claim 9, wherein said EPDCCH monitor circuitry is further to monitor said EPDCCH signal for an uplink grant or a Semi-Persistent Scheduling (SPS) release.

12. The UE of claim 9, wherein downlink control information (DCI) for said MBSFN subframe for P-MCH is received at an alternate subframe and/or transmitted on a different carrier.

13. The UE of claim 9, wherein said receiver circuit is further to receive a radio resource control (RRC) message providing information from said eNB to enable decoding of said EPDCCH signal in said MBSFN subframe for P-MCH transmission.

14. User Equipment (UE) comprising:

a receiver circuit to receive a Multicast/Broadcast over Single Frequency Network (MBSFN) subframe for Physical Multicast Channel (P-MCH) transmission from an evolved Node B (eNB), said MBSFN subframe including a P-MCH transport block having at least one cyclic redundancy check (CRC) bit;

MBSFN for P-MCH detection circuitry to detect and extract a physical downlink control channel (PDCCH) signal, or an enhanced PDCCH (EPDCCH) signal, from a region of said MBSFN subframe for P-MCH transmission that corresponds specifically to said UE;

wherein;

said detection circuitry comprises time domain demux circuitry to perform time domain de-multiplexing of said PDCCH signal; and

said detection circuitry comprises frequency demux circuitry to perform frequency domain de-multiplexing of said EPDCCH signal;

PDCCH monitor circuitry to decode and monitor said extracted PDCCH signal.

15. The UE of claim 14, wherein said MBSFN for P-MCH detection circuitry further comprises superposition recovery circuitry to recover said PDCCH signal from a superposition of said PDCCH signal onto a P-MCH signal in said MBSFN subframe for P-MCH.

16. The UE of claim 14, wherein said PDCCH monitor circuitry is further to monitor said PDCCH signal for an uplink grant or a Semi-Persistent Scheduling (SPS) release.

17. The UE of claim 14, wherein downlink control information (DCI) for said MBSFN subframe for P-MCH is received at an alternate subframe and/or transmitted on a different carrier.

18. The UE of claim 14, wherein said receiver circuit is further to receive a radio resource control (RRC) message providing information from said eNB to enable decoding of said PDCCH signal in said MBSFN subframe for P-MCH transmission.

19. A method comprising:

providing User Equipment comprising Multicast/Broadcast over Single Frequency Network (MBSFN) for Physical Multicast Channel (P-MCH) detection circuitry to detect and extract a physical downlink control channel (PDCCH) signal, or an enhanced PDCCH (EPDCCH) signal, from a MBSFN subframe for P-MCH transmission, wherein said MBSFN subframe includes a P-MCH transport block having at least one cyclic redundancy check (CRC) bit, wherein said detection circuitry comprises time domain demux circuitry to perform time domain de-multiplexing of said PDCCH signal from a region of said MBFSN subframe that corresponds specifically to said UE, and wherein said detection circuitry comprises frequency demux circuitry to perform frequency domain de-multiplexing of said EPDCCH signal;

receiving by said User Equipment an MBSFN subframe for P-MCH transmission from an eNB;

detecting a PDCCH signal, or an EPDCCH signal, from said received MBSFN subframe for P-MCH transmission;

extracting said PDCCH signal, or said EPDCCH signal, from said MBSFN subframe for P-MCH transmission; and

monitoring said PDCCH signal, or said EPDCCH signal, for an uplink grant or an SPS release.

20. The method of claim 19, further comprising detecting an EPDCCH signal from said received MBSFN subframe for P-MCH transmission and extracting said EPDCCH signal from said MBSFN subframe for P-MCH transmission.

21. The method of claim 19, further comprising time de-multiplexing said PDCCH signal from a P-MCH signal in said MBSFN subframe for P-MCH.

22. The method of claim 20, further comprising frequency de-multiplexing said EPDCCH signal from a P-MCH signal in said MBSFN subframe for P-MCH.