IP Library Granted Patent US 9,320,024
Granted Patent B2
US 9,320,024 · App. 13/744,079 · Granted Apr 19, 2016

Method and apparatus for providing signaling of redundancy

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Quick Facts
Patent No.
US 9,320,024
App. No.
13/744,079
Granted
Apr 19, 2016
Kind
B2
Abstract

An approach is provided for efficient signaling of redundancy version information. A redundancy version signaling module detects the start of a system information radio transmission window and assigns a redundancy version sequence at the start of the transmission window.

Claims (33)

1. A method comprising:

detecting start of a system information message transmission window;

selecting a redundancy version sequence at the start of the transmission window; and

assigning a redundancy version to subframes across the transmission window in order of transmission of the subframes and according to the selected redundancy version sequence,

wherein the assigning includes excluding uplink subframes, multi-cast subframes, and a predetermined subframe in even-numbered radio frames if the predetermined subframe is within the transmission window, and

wherein the assigning is continuous from subframes of a first radio frame to subframes of a next radio frame.

2. The method of claim 1 , further comprising:

determining available control capacity;

tracking the redundancy version sequence with a system information message transmission window; and

scheduling transmission of a broadcast control channel signal based on the available control capacity to obtain an optimal redundancy version sequence.

3. The method of claim 2 , wherein the optimal redundancy version sequence is obtained at the start of the system information message transmission window, and the optimal redundancy version sequence either reduces a-signal-to-noise ratio, enables quicker acquisition of the broadcast control channel signal, reduces power consumption, or a combination thereof.

4. The method of claim 1 , wherein the subframes are a part of radio frames that utilize either time division duplex (TDD) carriers or frequency division duplex (FDD) carriers.

5. An apparatus comprising:

a memory;

a processor operably coupled to the memory; and

instructions stored in the memory that when executed by the processor cause the apparatus to

detect a start of a system information message transmission window and;

select a redundancy version sequence at the start of the transmission window,

assign a redundancy version to subframes across the transmission window in order of transmission of the subframes and according to the selected redundancy version sequence,

wherein the assignment includes excluding uplink subframes, multi-cast subframes, and a predetermined subframe in even-numbered radio frames if the predetermined subframe is within the transmission window, and

wherein the assigning is continuous from subframes of a first radio frame to subframes of a next radio frame.

6. The apparatus of claim 5 , wherein the instructions further cause the apparatus to:

determine available control capacity;

track transmitted redundancy version sequence with a system information message transmission window; and

schedule transmission of a broadcast control channel signal based on the available control capacity to obtain an optimal redundancy version sequence.

7. The apparatus of claim 6 , wherein the optimal redundancy version sequence is obtained at the start of the system information message transmission window, and the optimal redundancy version sequence either reduces a-signal-to-noise ratio, enables quicker acquisition of the broadcast control channel signal, reduces power consumption, or a combination thereof.

8. The apparatus of claim 5 , wherein the subframes are a part of radio frames that utilize either time division duplex (TDD) carriers or frequency division duplex (FDD) carriers.

9. A non-transitory computer-readable storage medium carrying one or more sequences of one or more instructions which, when executed by one or more processors, cause an apparatus to perform:

detecting start of a system information message transmission window; and

selecting a redundancy version sequence at the start of the transmission window,

assigning a redundancy version to subframes across the transmission window in order of transmission of the subframes and according to the selected redundancy version sequence,

wherein the assigning includes excluding uplink subframes, multi-cast subframes, and a predetermined subframe in even-numbered radio frames if the predetermined subframe is within the transmission window, and

wherein assigning is continuous from subframes of a first radio frame to subframes of a next radio frame.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 5, 2020
From: CELLULAR COMMUNICATIONS EQUIPMENT LLC
To: NOKIA TECHNOLOGIES OY
Reel/Frame 051728/0349 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 15, 2015
From: NOKIA SOLUTIONS AND NETWORKS OY
To: CELLULAR COMMUNICATIONS EQUIPMENT LLC
Reel/Frame 035414/0063 →
CHANGE OF NAME Recorded Nov 19, 2014
From: NOKIA SIEMENS NETWORKS OY
To: NOKIA SOLUTIONS AND NETWORKS OY
Reel/Frame 034294/0603 →