# US 10,484,836 B2 · Techniques and apparatuses for long term evolution idle-mode and enhanced multimedia broadcast and multicast service concurrency operation

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- Number: US 10,484,836 B2
- Document ID: US10484836B2
- Status: Granted
- Kind: B2
- Application number: 15/602,888
- Filed: 2017-05-23
- Published: 2018-11-29
- Granted: 2019-11-19
- Earliest claimed: 2017-05-23
- Assignees: QUALCOMM Incorporated
- Applicants: QUALCOMM Incorporated
- Inventors: Anand Chowdhary Kolluri; Harinath Reddy Patel; Ravi Kanth Kotreka
- Web page: https://patentgrep.com/patent/US10484836B2

## CPC

- H04W 4/06: Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W 8/18: Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W 24/08: Testing, {supervising or monitoring} using real traffic
- H04W 52/0216: {using a pre-established activity schedule, e.g. traffic indication frame}
- H04W 52/0219: {where the power saving management affects multiple terminals}
- H04W 68/00: User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W 76/27: Transitions between radio resource control [RRC] states
- H04B 7/0413: MIMO systems
- H04W 48/16: Discovering, processing access restriction or access information
- H04W 84/12: WLAN [Wireless Local Area Networks]
- H04W 88/06: adapted for operation in multiple networks {or having at least two operational modes}, e.g. multi-mode terminals
- Y02D 30/70: in wireless communication networks
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- H04B: TRANSMISSION
- Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE

## Abstract

Certain aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine, that the UE is registered for a voice-over wireless local area network (WLAN) service; and forgo, based at least in part on determining that the UE is registered for the voice-over WLAN service, waking up to perform a long term evolution (LTE) idle-mode operation, wherein the LTE idle-mode operation includes monitoring for a page during a paging occasion. Numerous other aspects are provided.

## Claims

### Claim 1

A method of wireless communication, comprising:
determining, by a user equipment (UE), that the UE is registered for a voice-over wireless local area network (WLAN) service;
forgoing, by the UE and based at least in part on determining that the UE is registered for the voice-over WLAN service, waking up to perform long term evolution (LTE) idle-mode operations,
wherein the LTE idle-mode operations include monitoring for a page during a paging occasion and at least one other LTE idle-mode operation;
waking up from an LTE idle-mode to receive an evolved Multimedia Broadcast and Multicast Service (eMBMS) transmission based on a scheduling period; and
performing the at least one other LTE idle-mode operation, that was to be performed during the forgone waking up associated with monitoring for the page during the paging occasion, during the wake up associated with receiving the eMBMS transmission.

### Claim 2 (depends on 1)

The method of claim 1, wherein the at least one other LTE idle-mode operation includes an operation associated with at least one of monitoring for or measuring a neighbor cell.

### Claim 3 (depends on 1)

The method of claim 1, wherein the at least one other LTE idle-mode operation is aligned with a period for reception of the eMBMS transmission.

### Claim 4 (depends on 1)

The method of claim 1, wherein the at least one other LTE idle-mode operation is performed during a multicast control channel (MCCH) scheduling period associated with the eMBMS transmission.

### Claim 5 (depends on 4)

The method of claim 4, wherein the at least one other LTE idle-mode operation is performed during the MCCH scheduling period, associated with the eMBMS transmission, while the UE is not receiving eMBMS data.

### Claim 6 (depends on 1)

The method of claim 1, wherein the UE is configured to read a system information block type 1 (SIB1) during a period for reception of the eMBMS transmission.

### Claim 7 (depends on 6)

The method of claim 6, wherein the SIB1 indicates whether a system information modification has occurred.

### Claim 8 (depends on 6)

The method of claim 6, wherein the SIB1 is included in a system information modification period.

### Claim 9 (depends on 8)

The method of claim 8, wherein the SIB1 is a last transmission in the system information modification period.

### Claim 10 (depends on 1)

The method of claim 1, wherein the UE is configured to receive a transmission, associated with a voice call, via an access point associated with the voice-over WLAN service.

### Claim 11 (depends on 10)

The method of claim 10, wherein the transmission, associated with the voice call, includes a session initiation protocol message.

### Claim 12 (depends on 1)

The method of claim 1, wherein forgoing, by the UE and based at least in part on determining that the UE is registered for the voice-over WLAN service, waking up includes determining, by the UE and based at least in part on determining that the UE is registered for the voice-over WLAN service, not to perform a wake up.

### Claim 13 (depends on 1)

The method of claim 1, wherein the forgone waking up is a wake up based on a DRX cycle.

### Claim 14

A user equipment (UE), comprising:
a memory; and
one or more processors operatively coupled to the memory, the one or more processors configured to:
determine that the UE is registered for a voice-over wireless local area network (WLAN) service;
forgo, based at least in part on determining that the UE is registered for the voice-over WLAN service, waking up to perform long term evolution (LTE) idle-mode operations,
wherein the LTE idle-mode operations include monitoring for a page during a paging occasion and at least one other LTE idle-mode operation;
wake up from an LTE idle-mode to receive an evolved Multimedia Broadcast and Multicast Service (eMBMS) transmission based on a scheduling period; and
perform the at least one other LTE idle-mode operation, that was to be performed during the forgone wake up associated with monitoring for the page during the paging occasion, during the wake up associated with receiving the eMBMS transmission.

### Claim 15 (depends on 14)

The UE of claim 14, wherein the at least one other LTE idle-mode operation includes an operation associated with at least one of monitoring for or measuring a neighbor cell.

### Claim 16 (depends on 14)

The UE of claim 14, wherein the at least one other LTE idle-mode operation is aligned with a period for reception of the eMBMS transmission.

### Claim 17 (depends on 14)

The UE of claim 14, wherein the at least one other LTE idle-mode operation is performed during a multicast control channel (MCCH) scheduling period associated with the eMBMS transmission.

### Claim 18 (depends on 14)

The UE of claim 14, wherein the UE is configured to read a system information block type 1 (SIB1) during a period for reception of the eMBMS transmission.

### Claim 19 (depends on 14)

The UE of claim 14, wherein the UE is configured to receive a transmission, associated with a voice call, via an access point associated with the voice-over WLAN service.

### Claim 20 (depends on 14)

The UE of claim 14, wherein forgo, based at least in part on determining that the UE is registered for the voice-over WLAN service, waking up includes determine, based at least in part on determining that the UE is registered for the voice-over WLAN service, not to perform a wake up.

### Claim 21 (depends on 14)

The UE of claim 14, wherein the forgone waking up is a wake up based on a DRX cycle.

### Claim 22

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 that the wireless communication device is registered for a voice-over wireless local area network (WLAN) service;
forgo, based at least in part on determining that the wireless communication device is registered for the voice-over WLAN service, waking up to perform long term evolution (LTE) idle-mode operations,
wherein the LTE idle-mode operations includes monitoring for a page during a paging occasion and at least one other LTE idle-mode operation;
wake up from an LTE idle-mode to receive an evolved Multimedia Broadcast and Multicast Service (eMBMS) transmission based on a scheduling period; and
perform the at least one other LTE idle-mode operation, that was to be performed during the forgone wake up associated with monitoring for the page during the paging occasion, during the wake up associated with receiving the eMBMS transmission.

### Claim 23 (depends on 22)

The non-transitory computer-readable medium of claim 22, wherein the wireless communication device is configured to read a system information block type 1 (SIB1) during a period for reception of an eMBMS transmission.

### Claim 24 (depends on 23)

The non-transitory computer-readable medium of claim 23, wherein the SIB1 indicates whether a system information modification has occurred.

### Claim 25 (depends on 23)

The non-transitory computer-readable medium of claim 23, wherein forgo, based at least in part on determining that the wireless communication device is registered for the voice-over WLAN service, waking up includes determine, based at least in part on determining that the wireless communication device is registered for the voice-over WLAN service, not to perform a wake up.

### Claim 26 (depends on 22)

The non-transitory computer-readable medium of claim 22, wherein the wireless communication device is configured to receive a transmission, associated with a voice call, via an access point associated with the voice-over WLAN service.

### Claim 27 (depends on 22)

The non-transitory computer-readable medium of claim 22, wherein the forgone waking up is a wake up based on a DRX cycle.

### Claim 28

An apparatus for wireless communication, comprising:
means for determining that the apparatus is registered for a voice-over wireless local area network (WLAN) service;
means for forgoing, based at least in part on determining that the apparatus is registered for the voice-over WLAN service, waking up to perform a long term evolution (LTE) idle-mode operations,
wherein the LTE idle-mode operations include monitoring for a page during a paging occasion and at least one other LTE idle-mode operation;
means for waking up from an LTE idle-mode to receive an evolved Multimedia Broadcast and Multicast Service (eMBMS) transmission based on a scheduling period; and
means for performing the at least one other LTE idle-mode operation, that was to be performed during the forgone waking up associated with monitoring for the page during the paging occasion, during the wake up associated with receiving the eMBMS transmission.

### Claim 29 (depends on 28)

The apparatus of claim 28, further comprising means for determining, based at least in part on determining that the apparatus is registered for the voice-over WLAN service, not to perform a wake up.

### Claim 30 (depends on 28)

The apparatus of claim 28, wherein the forgone waking up is a wake up based on a DRX cycle.
