# US 2014/0153498 A1 · Filtering

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- Number: US 2014/0153498 A1
- Document ID: US20140153498A1
- Status: Published application
- Kind: A1
- Application number: 13/780,286
- Filed: 2013-02-28
- Published: 2014-06-05
- Earliest claimed: 2012-03-19
- Assignees: Broadcom Corporation
- Applicants: Broadcom Corporation
- Inventors: Seppo ROUSU; Jouni Kristian KAUKOVUORI; Antti Oskari IMMONEN
- Web page: https://patentgrep.com/patent/US20140153498A1

## CPC

- H04L 5/0073: {Allocation arrangements that take into account other cell interferences}
- H04W 8/24: Transfer of terminal data
- H04W 72/51: based on terminal or device properties
- H04W 28/18: Negotiating wireless communication parameters
- H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

Methods, apparatuses, computer software and computer program products for indicating filtering capabilities of user equipment. Information associated with filtering capabilities of the user equipment is transmitted from the user equipment to a communication counterpart.

## Claims

### Claim 1

A method of controlling a user equipment, the method comprising, at the user equipment, transmitting to a communication counterpart information associated with band filtering capabilities of the user equipment,
wherein the transmitted information is for use in allocating radio resources for the user equipment.

### Claim 2

A method according to claim, comprising, at the user equipment:
receiving a request for additional information associated with band filtering capabilities from the communication counterpart; and
transmitting the requested additional information associated with band filtering capabilities to the communication counterpart.

### Claim 3 (depends on 1)

A method according to claim 1, wherein transmitting the information comprises transmitting the information or the additional information directly from the user equipment to the communication counterpart or indirectly via a network.

### Claim 4 (depends on 1)

A method according to claim 1, wherein the band filtering capabilities of the user equipment are indicated using a predefined value.

### Claim 5 (depends on 1)

A method according to claim 1, wherein the user equipment uses a single filter covering a whole frequency band, and the band filtering capabilities comprise information indicating that the filter covers the whole band or comprise no information.

### Claim 6 (depends on 1)

A method according to claim 1, wherein the user equipment comprises two or more sub-band filters, and the band filtering capabilities comprise information associated with one or more of:
one or more sub-band pass-band edges,
sub-band center frequency, and
sub band filter band width.

### Claim 7 (depends on 6)

A method according to claim 6, wherein the information associated with one or more sub-band pass-band edges is calculated from information associated with center frequencies or sub-band filter pass-band bandwidth of the two or more sub-band filters.

### Claim 8 (depends on 1)

A method according to claim 1, wherein the pass-band of the filter used in the user equipment is tunable in the frequency domain, and the band filtering capabilities comprise information associated with one or more filter response tunability characteristics of the filter.

### Claim 9 (depends on 1)

A method according to claim 1, wherein the communication counterpart comprises any one of a network, a network entity and a wireless ad hoc network.

### Claim 10 (depends on 1)

A method according to claim 1, wherein the method is implemented in a communication element located in an LTE or LTE-A based cellular communication network or in a 3rd generation mobile communication network.

### Claim 11

A method of controlling a network entity, the method comprising, at the network entity:
receiving, from a user equipment, information associated with band filtering capabilities of the user equipment; and
utilizing the information associated with band filtering capabilities in allocating radio resources for the user equipment.

### Claim 12 (depends on 11)

A method according to claim 11, further comprising, at the network entity:
transmitting, to the user equipment, a request for additional information associated with the band filtering capabilities of the user equipment;
receiving, from the user equipment, the additional information associated with band filtering capabilities; and
utilizing also the received additional information associated with band filtering capabilities in allocating radio resources for the user equipment.

### Claim 13 (depends on 11)

A method according to claim 11, wherein receiving the information comprises receiving the information or the additional information directly from the user equipment or indirectly via a network.

### Claim 14 (depends on 11)

A method according to claim 11, wherein the band filtering capabilities of the user equipment are indicated using a predefined value.

### Claim 15 (depends on 11)

A method according to claim 11, wherein the filter used by the user equipment comprises a single filter covering a whole frequency band, and the band filtering capabilities comprise information indicating that the filter covers the whole band or comprise no information.

### Claim 16 (depends on 11)

A method according to claim 11, wherein the filter used by the user equipment comprises two or more sub-band filters, and the band filtering capabilities comprise information associated with one or more of:
one or more sub-band pass-band edges,
sub-band center frequency, and
sub band filter band width.

### Claim 17 (depends on 16)

A method according to claim 16, wherein the information associated with one of more sub-band pass-band edges is calculated from information associated with center frequencies or sub-band filter pass-band bandwidth of the two or more sub-band filters.

### Claim 18 (depends on 11)

A method according to claim 11, wherein the pass-band of the filter used in the user equipment is tunable in the frequency domain, and the band filtering capabilities comprise information associated with one or more filter response tunability characteristics of the filter.

### Claim 19 (depends on 11)

A method according to claim 11, wherein the method is implemented in a communication network control element of an LTE or LTE-A based cellular communication network or a base station in a 3rd generation mobile communication network.

### Claim 20

Apparatus for use in controlling a user equipment, the apparatus comprising at least one processor, and at least one memory including computer program code, the at least one memory and the computer program code being configured, with the at least one processor, to cause the apparatus at least to transmit information associated with band filtering capabilities of the user equipment to a communication counterpart,
wherein the transmitted information is for use in allocating radio resources for the user equipment.

### Claim 21

Apparatus, for use in controlling a network entity, the apparatus comprising at least one processor, and at least one memory including computer program code, the at least one memory and the computer program code being configured, with the at least one processor, to cause the apparatus at least to:
receive, from a user equipment, information associated with band filtering capabilities of the user equipment; and
utilize the information associated with band filtering capabilities in allocating radio resources for the user equipment.
