IP Library › Granted Patent US 10,200,828
Granted Patent B2
US 10,200,828 · App. 15/427,859 · Granted Feb 5, 2019

Techniques and apparatuses for utilizing measurement gaps to perform signal decoding for a multimedia broadcast or multicast service

Inventors: Ashish Bhardwaj (Hyderabad, IN); Manjunatha Subbamma Ananda (Hyderabad, IN); Venkateswarlu Bandaru (Hyderabad, IN)
Assignee: Qualcomm Incorporated
H04W4/06H04W24/10H04W36/0088H04L12/189H04W36/0094H04W36/30H04W36/32
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Quick Facts
Patent No.
US 10,200,828
App. No.
15/427,859
Granted
Feb 5, 2019
Kind
B2
Abstract

Certain aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may determine, when involved in a multimedia broadcast or multicast service, a set of parameters relating to the state of the wireless communication device. In some aspects, the wireless communication device may determine to decode a signal associated with the multimedia broadcast or multicast service during a measurement gap based at least in part on the set of parameters. In some aspects, the measurement gap may be a gap configured for performing an intra-radio access technology (IRAT) or inter-frequency cell measurement.

Claims (95)

1. A method for wireless communication, comprising:

determining, by a user equipment (UE) involved in a multimedia broadcast or multicast service, a set of parameters relating to a state of the UE;

determining, by the UE, to decode an evolved multimedia broadcast multicast service (eMBMS) signal during a measurement gap based at least in part on the set of parameters,

wherein the measurement gap is a gap configured for performing an intra-radio access technology (IRAT) or inter-frequency cell measurement; and

decoding, by the UE, during the measurement gap, the eMBMS signal based at least in part on determining to decode the eMBMS signal.

2. The method of claim 1 , further comprising:

performing, during another measurement gap, the IRAT or the inter-frequency cell measurement based at least in part on another set of parameters related to another state of the UE.

3. The method of claim 2 , further comprising:

performing the IRAT or the inter-frequency cell measurement based at least in part on monitoring one or more neighbor cells of a serving cell of the UE.

4. The method of claim 1 ,

wherein decoding the eMBMS signal comprises:

decoding a physical multicast channel (PMCH) of the eMBMS signal.

5. The method of claim 1 , wherein the set of parameters includes at least two of:

a mobility state of the UE,

a signal to noise ratio (SNR) associated with a serving cell of the UE,

a block error rate (BLER) associated with an uplink or a downlink channel associated with the UE, or

a unicast data activity state of the UE.

6. The method of claim 5 , further comprising:

determining the mobility state of the UE based at least in part on a Doppler shift of the eMBMS signal.

7. The method of claim 5 , wherein the unicast data activity state of the UE relates to at least one of:

a browsing activity,

a file transfer protocol (FTP) throughput,

a packet data convergence protocol (PDCP) protocol data unit (PDU) size, or

a physical downlink control channel (PDCCH) downlink or uplink data count.

8. The method of claim 1 , wherein determining to decode the eMBMS signal is based at least in part on the set of parameters satisfying a set of thresholds.

9. A device for wireless communication, comprising:

a memory; and

one or more processors operatively coupled to the memory, the one or more processors configured to:

determine, when involved in a multimedia broadcast or multicast service, a set of parameters relating to a state of the device;

determine to decode an evolved multimedia broadcast multicast service (eMBMS) signal during a measurement gap based at least in part on the set of parameters,

wherein the measurement gap is a gap configured for performing an intra-radio access technology (IRAT) or inter-frequency cell measurement; and

decode, during the measurement gap, the eMBMS signal based at least in part on determining to decode the eMBMS signal.

10. The device of claim 9 , wherein the one or more processors are further configured to:

perform, during another measurement gap, the IRAT or the inter-frequency cell measurement based at least in part on another set of parameters related to another state of the device.

11. The device of claim 10 , wherein the one or more processors are further configured to:

perform the IRAT or the inter-frequency cell measurement based at least in part on monitoring one or more neighbor cells of a serving cell of the device.

12. The device of claim 9 ,

wherein, when decoding the eMBMS signal, the one or more processors are configured to:

decode a physical multicast channel (PMCH) of the eMBMS signal.

13. The device of claim 9 , wherein the set of parameters includes at least two of:

a mobility state of the device,

a signal to noise ratio (SNR) associated with a serving cell of the device,

a block error rate (BLER) associated with an uplink or a downlink channel associated with the device, or

a unicast data activity state of the device.

14. The device of claim 13 , wherein the one or more processors are further configured to:

determine the mobility state of the device based at least in part on a Doppler shift of the signal.

15. The device of claim 13 , wherein the unicast data activity state of the device relates to at least one of:

a browsing activity,

a file transfer protocol (FTP) throughput,

a packet data convergence protocol (PDCP) protocol data unit (PDU) size, or

a physical downlink control channel (PDCCH) downlink or uplink data count.

16. The device of claim 9 , further comprising:

a screen to provide a user interface;

an antenna; and

a housing to house the one or more processors, the memory, the screen, and the antenna.

17. The device of claim 9 , wherein determining to decode the eMBMS signal is based at least in part on the set of parameters satisfying a set of thresholds.

18. A non-transitory computer-readable medium storing one or more instructions for wireless communication, the one or more instructions comprising:

one or more instructions that, when executed by one or more processors of a wireless communication device, cause the one or more processors to:

determine, when involved in a multimedia broadcast or multicast service, a set of parameters relating to a state of the wireless communication device;

determine to decode an evolved multimedia broadcast multicast service (eMBMS) signal during a measurement gap based at least in part on the set of parameters,

wherein the measurement gap is a gap configured for performing an intra-radio access technology (IRAT) or inter-frequency cell measurement; and

decode, during the measurement gap, the eMBMS signal based at least in part on determining to decode the eMBMS signal.

19. The non-transitory computer-readable medium of claim 18 , wherein the one or more instructions, when executed by the one or more processors, further cause the one or more processors to:

perform, during another measurement gap, the IRAT or the inter-frequency cell measurement based at least in part on another set of parameters related to another state of the wireless communication device.

20. The non-transitory computer-readable medium of claim 19 , wherein the one or more instructions, when executed by the one or more processors, further cause the one or more processors to:

perform the IRAT or the inter-frequency cell measurement based at least in part on monitoring one or more neighbor cells of a serving cell of the wireless communication device.

21. The non-transitory computer-readable medium of claim 18 ,

wherein the one or more instructions to decode the eMBMS signal cause the one or more processors to:

decode a physical multicast channel (PMCH) of the eMBMS signal.

22. The non-transitory computer-readable medium of claim 18 , wherein the set of parameters includes at least two of:

a mobility state of the wireless communication device,

a signal to noise ratio (SNR) associated with a serving cell of the wireless communication device,

a block error rate (BLER) associated with an uplink or a downlink channel associated with the wireless communication device, or

a unicast data activity state of the wireless communication device.

23. The non-transitory computer-readable medium of claim 22 , wherein the one or more instructions, when executed by the one or more processors, further cause the one or more processors to:

determine the mobility state of the wireless communication device based at least in part on a Doppler shift of the signal.

24. The non-transitory computer-readable medium of claim 18 , wherein determining to decode the eMBMS signal is based at least in part on the set of parameters satisfying a set of thresholds.

25. An apparatus for wireless communication, comprising:

means for determining, when involved in a multimedia broadcast or multicast service, a set of parameters relating to a state of the apparatus;

means for determining to decode an evolved multimedia broadcast multicast service (eMBMS) signal during a measurement gap based at least in part on the set of parameters,

wherein the measurement gap is a gap configured for performing an intra-radio access technology (IRAT) or inter-frequency cell measurement; and

means for decoding, during the measurement gap, the eMBMS signal based at least in part on determining to decode the eMBMS signal.

26. The apparatus of claim 25 , further comprising:

means for performing, during another measurement gap, the IRAT or the inter-frequency cell measurement based at least in part on another set of parameters related to another state of the apparatus.

27. The apparatus of claim 26 , further comprising:

means for performing the IRAT or the inter-frequency cell measurement based at least in part on monitoring one or more neighbor cells of a serving cell of the apparatus.

28. The apparatus of claim 25 ,

wherein the means for decoding the eMBMS signal comprises:

means for decoding a physical multicast channel (PMCH) of the eMBMS signal.

29. The apparatus of claim 25 , wherein the set of parameters includes at least two of:

a mobility state of the apparatus,

a signal to noise ratio (SNR) associated with a serving cell of the apparatus,

a block error rate (BLER) associated with an uplink or a downlink channel associated with the apparatus, or

a unicast data activity state of the apparatus.

30. The apparatus of claim 25 , wherein determining to decode the eMBMS signal is based at least in part on the set of parameters satisfying a set of thresholds.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 1, 2017
From: BHARDWAJ, ASHISH; ANANDA, MANJUNATHA SUBBAMMA; BANDARU, VENKATESWARLU
To: QUALCOMM INCORPORATED
Reel/Frame 041853/0718 →
Continuity (1)
Related Publication 20180227717A1 · Aug 9, 2018