# US 2018/0324751 A1 · Paging techniques for multi-beam access systems

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- Number: US 2018/0324751 A1
- Document ID: US20180324751A1
- Status: Published application
- Kind: A1
- Application number: 15/956,440
- Filed: 2018-04-18
- Published: 2018-11-08
- Earliest claimed: 2017-05-04
- Assignees: QUALCOMM Incorporated
- Applicants: QUALCOMM Incorporated
- Inventors: Karl Georg Hampel; Muhammad Nazmul Islam; Keiichi Kubota; Aleksandar Damnjanovic
- Web page: https://patentgrep.com/patent/US20180324751A1

## CPC

- H04W 68/02: Arrangements for increasing efficiency of notification or paging channel
- H04W 76/11: Allocation or use of connection identifiers
- H04W 76/18: Management of setup rejection or failure
- H04W 76/27: Transitions between radio resource control [RRC] states
- H04W 4/70: Services for machine-to-machine communication [M2M] or machine type communication [MTC]
- H04W 72/20: Control channels or signalling for resource management
- H04W 76/10: Connection setup
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

Methods, systems, and devices for wireless communication are described. A wireless device may receive a compressed paging message broadcast from a base station, and transmit a connection request in response. The wireless device may include a paging response indication (e.g., indicating the connection request results from a received, false or genuine, paging request) and a wireless device identification (e.g., a UE ID) into the modified connection request. The base station may identify the connection request is in response to a paging broadcast by receiving the paging response indication, and determine if the connection request occurred in response to a false paging alert by comparing the received UE ID to the uncompressed paging request message list. If a match is found, the base station may transmit a connection establishment request. If a match is not found the base station may transmit a connection rejection message to the wireless device.

## Claims

### Claim 1

A method for wireless communication, comprising:
receiving a compressed paging alert at a user equipment (UE);
transmitting, to a base station, a connection request based at least in part on the received compressed paging alert, wherein the connection request includes a UE identifier and a paging response indication; and
receiving a connection response to the connection request based at least in part on the transmitted connection request.

### Claim 2 (depends on 1)

The method of claim 1, further comprising:
receiving a compression indication that indicates the compressed paging alert is compressed; and
including the paging response indication in the connection request based at least in part on the received compression indication.

### Claim 3 (depends on 1)

The method of claim 1, further comprising:
entering an idle mode, suspend mode, or inactive mode based at least in part on the received connection response, wherein the connection response rejects the connection request.

### Claim 4 (depends on 3)

The method of claim 3, wherein:
the connection response comprises a radio resource control (RRC) connection reject message or an RRC connection release message.

### Claim 5 (depends on 1)

The method of claim 1, further comprising:
transmitting a connection setup response message to the base station based at least in part on the received connection response, wherein the connection response accepts the connection request.

### Claim 6 (depends on 5)

The method of claim 5, wherein:
the connection response comprises a radio resource control (RRC) connection setup message or an RRC connection resume message; and
the connection setup response message comprises an RRC connection setup complete message.

### Claim 7 (depends on 1)

The method of claim 1, wherein:
the compressed paging alert is a broadcast paging alert and includes a paging index list.

### Claim 8 (depends on 1)

The method of claim 1, wherein:
the connection request comprises a radio resource control (RRC) connection request message, or a first message of a random access procedure, or a third message of a random access procedure, or an RRC connection resume request message, or an RRC connection reactivation request message.

### Claim 9 (depends on 1)

The method of claim 1, wherein:
the UE identifier comprises a system architecture evolution (SAE) temporary mobile subscriber identity (S-TMSI), or an international mobile subscriber identity (IMSI), or a 5G globally unique temporary identifier (5G-GUTI), or a 5G S-temporary mobile subscription identifier (5G-S-TMSI), or a permanent equipment identifier (PEI), or a public UE identifier (PUI), or a subscription concealed identifier (SUCI), or a subscription permanent identifier (SUPI).

### Claim 10 (depends on 1)

The method of claim 1, further comprising:
receiving a UE identification type; and
transmitting the connection request including the UE identifier, wherein the UE identifier is based at least in part on the received UE identification type.

### Claim 11

A method for wireless communication, comprising:
receiving, at a base station, a connection request from a user equipment (UE), the connection request including a UE identifier and a paging response indication;
comparing the UE identifier with a paging identifier list; and
transmitting a connection response based at least in part on a result of the comparison.

### Claim 12 (depends on 11)

The method of claim 11, further comprising:
determining that the received UE identifier does not correspond to any entries of the paging identifier list; and
transmitting the connection response to the UE based at least in part on the determination, wherein the connection response rejects the connection request.

### Claim 13 (depends on 12)

The method of claim 12, wherein:
the connection response comprises a radio resource control (RRC) connection reject message or an RRC connection release message.

### Claim 14 (depends on 11)

The method of claim 11, further comprising:
determining that the UE identifier matches one or more entries of the paging identifier list; and
transmitting the connection response to the UE based at least in part on the determination, wherein the connection response accepts the connection request.

### Claim 15 (depends on 14)

The method of claim 14, wherein:
the connection response comprises a radio resource control (RRC) connection setup message or an RRC connection resume message.

### Claim 16 (depends on 11)

The method of claim 11, further comprising:
determining the paging identifier list, the paging identifier list including one or more UE identifiers;
compiling a paging index list based at least in part on the determined paging identifier list; and
broadcasting the paging index list, wherein the connection request is received based at least in part on the broadcast paging index list.

### Claim 17 (depends on 11)

The method of claim 11, further comprising:
broadcasting a compressed paging message, wherein the connection request from the UE is received in response to the compressed paging message.

### Claim 18 (depends on 11)

The method of claim 11, further comprising:
transmitting a compression indication that indicates a paging index list was compressed; and
broadcasting the paging index list based at least in part on the transmitted compression indication.

### Claim 19 (depends on 11)

The method of claim 11, wherein:
the received connection request comprises a radio resource control (RRC) connection request message, or a first message of a random access procedure, or a third message of a random access procedure, or an RRC connection resume request message, or an RRC connection reactivation request message.

### Claim 20

An apparatus for wireless communication, comprising:
a processor;
memory in electronic communication with the processor; and
instructions stored in the memory and operable, when executed by the processor, to cause the apparatus to:
receive a compressed paging alert at a user equipment (UE);
transmit, to a base station, a connection request based at least in part on the received compressed paging alert, wherein the connection request includes a UE identifier and a paging response indication; and
receive a connection response to the connection request based at least in part on the transmitted connection request.

### Claim 21 (depends on 20)

The apparatus of claim 20, wherein the instructions, when executed by the processor, further cause the apparatus to:
receive a compression indication that indicates the compressed paging alert is compressed; and
include the paging response indication in the connection request based at least in part on the received compression indication.

### Claim 22 (depends on 20)

The apparatus of claim 20, wherein the instructions, when executed by the processor, further cause the apparatus to:
enter an idle mode, suspend mode, or inactive mode based at least in part on the received connection response, wherein the connection response rejects the connection request.

### Claim 23 (depends on 22)

The apparatus of claim 22, wherein:
the connection response comprises a radio resource control (RRC) connection reject message or an RRC connection release message.

### Claim 24 (depends on 20)

The apparatus of claim 20, wherein the instructions, when executed by the processor, further cause the apparatus to:
transmit a connection setup response message to the base station based at least in part on the received connection response, wherein the connection response accepts the connection request.

### Claim 25 (depends on 24)

The apparatus of claim 24, wherein:
the connection response comprises a radio resource control (RRC) connection setup message or an RRC connection resume message; and
the connection setup response message comprises an RRC connection setup complete message.

### Claim 26 (depends on 20)

The apparatus of claim 20, wherein:
the connection request comprises a radio resource control (RRC) connection request message, or a first message of a random access procedure, or a third message of a random access procedure, or an RRC connection resume request message, or an RRC connection reactivation request message.

### Claim 27

An apparatus for wireless communication, comprising:
a processor;
memory in electronic communication with the processor; and
instructions stored in the memory and operable, when executed by the processor, to cause the apparatus to:
receive, at a base station, a connection request from a user equipment (UE), the connection request including a UE identifier and a paging response indication;
compare the UE identifier with a paging identifier list; and
transmit a connection response based at least in part on a result of the comparison.

### Claim 28 (depends on 27)

The apparatus of claim 27, wherein the instructions, when executed by the processor, further cause the apparatus to:
determine that the received UE identifier does not correspond to any entries of the paging identifier list; and
transmit the connection response to the UE based at least in part on the determination, wherein the connection response rejects the connection request.

### Claim 29 (depends on 27)

The apparatus of claim 27, wherein the instructions, when executed by the processor, further cause the apparatus to:
determine that the UE identifier matches one or more entries of the paging identifier list; and
transmit the connection response to the UE based at least in part on the determination, wherein the connection response accepts the connection request.

### Claim 30 (depends on 27)

The apparatus of claim 27, wherein the instructions, when executed by the processor, further cause the apparatus to:
determine the paging identifier list, the paging identifier list including one or more UE identifiers;
compile a paging index list based at least in part on the determined paging identifier list; and
broadcast the paging index list, wherein the connection request is received based at least in part on the broadcast paging index list.
