IP Library Patent Application 14098651
Patent Application
App. No. 14/098,651

POWER CONTROL SCHEME FOR DEVICE TO DEVICE NETWORKS

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Quick Facts
Patent No.
US None
App. No.
14/098,651
Abstract

The invention is directed to systems, methods and computer program products for managing device-to-device (D2D) traffic associated with a terminal. An exemplary method comprises: first determining whether the terminal is handling D2D traffic; second determining whether a human body is located either less than or equal to a predetermined distance from the terminal; third determining whether the terminal is receiving power from an external power source; and fourth determining whether to continue handling D2D traffic based on at least one of the second and third determining steps.

Claims (40)

1 . A method for managing device-to-device (D2D) traffic associated with a terminal, the method comprising:

first determining whether the terminal is handling D2D traffic;

second determining whether a human body is located either less than or equal to a predetermined distance from the terminal;

third determining whether the terminal is receiving power from an external power source; and

fourth determining whether to continue handling D2D traffic based on at least one of the second and third determining steps.

2 . The method of claim 1 , wherein the second determining step comprises:

starting a timer; and

monitoring an output power and a channel associated with a transmitter of the terminal.

3 . The method of claim 2 , further comprising:

calculating a radio frequency (RF) exposure level based on the monitored step and based on accessing a look-up table comprising stored specific absorption rate (SAR) data; and

determining whether the RF exposure level is equal to or greater than a predetermined threshold.

4 . The method of claim 3 , wherein the predetermined threshold comprises 12 Watt-minutes per kilogram.

5 . The method of claim 3 , wherein the look-up table is stored in the terminal or accessed via a network.

6 . The method of claim 1 , wherein the terminal is configured to determine whether the terminal is handling infrastructure-based traffic, and wherein the fourth determining step comprises determining whether to prioritize the infrastructure-based traffic or the D2D traffic.

7 . The method of claim 1 , wherein the fourth determining step comprises:

determining whether to prioritize a phone call or a data transfer.

8 . The method of claim 7 , wherein the phone call comprises an emergency call or a non-emergency call.

9 . The method of claim 1 , further comprising reducing an output power associated with a transmitter of the terminal, wherein the transmitter is associated with at least one of an emergency call, a non-emergency call, or a data transfer.

10 . The method of claim 1 , wherein the terminal is configured to determine whether the terminal is handling infrastructure-based traffic, wherein the infrastructure-based traffic comprises a phone call or data transfer.

11 . The method of claim 1 , wherein the D2D traffic comprises a phone call or data transfer.

12 . The method of claim 1 , wherein the terminal comprises at least one of a mobile computing device, a non-mobile computing device, a mobile phone, a television, a watch, or a tablet computing device.

13 . The method of claim 1 , wherein the terminal is in communication with a base station associated with a network.

14 . The method of claim 1 , wherein the terminal functions as a repeater that enables a second terminal to communicate with a network in communication with the terminal.

15 . The method of claim 1 , wherein the first, second, third, and fourth determining steps are performed by at least one of the terminal and a network in communication with the terminal.

16 . The method of claim 1 , wherein the D2D traffic comprises at least one of WiFi traffic or LTE traffic.

17 . The method of claim 1 , wherein the terminal is configured to determine whether the terminal is handling infrastructure-based traffic, wherein the infrastructure-based traffic comprises at least one of WiFi traffic or LTE traffic.

18 . An apparatus for managing device-to-device (D2D) traffic associated with a terminal, the apparatus comprising:

a memory;

a processor; and

a module stored in the memory, executable by the processor, and configured to:

first determine whether the terminal is handling D2D traffic;

second determine whether a human body is located either less than or equal to a predetermined distance from the terminal;

third determine whether the terminal is receiving power from an external power source; and

fourth determine whether to continue handling D2D traffic based on at least one of the second and third determining steps.

19 . A computer program product for managing device-to-device (D2D) traffic associated with a terminal, the computer program product comprising:

a non-transitory computer-readable medium comprising a set of codes for causing a computer to:

first determine whether the terminal is handling D2D traffic;

second determine whether a human body is located either less than or equal to a predetermined distance from the terminal;

third determine whether the terminal is receiving power from an external power source; and

fourth determine whether to continue handling D2D traffic based on at least one of the second and third determining steps.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 27, 2016
From: SONY CORPORATION
To: SONY MOBILE COMMUNICATIONS INC.
Reel/Frame 038542/0224 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 23, 2014
From: BOLIN, THOMAS; KARLSSON, PETER C.; YING, ZHINONG; BENGTSSON, ERIK
To: SONY CORPORATION
Reel/Frame 032030/0677 →