IP Library Patent Application 13848482
Patent Application
App. No. 13/848,482

METHODS AND SYSTEMS FOR PRESERVING THE POWER SOURCE LIFE OF A WIRELESS END NODE PRIOR TO DEPLOYMENT IN A TRANSPORT REFRIGERATION SYSTEM

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Quick Facts
Patent No.
US None
App. No.
13/848,482
Abstract

Methods and systems for preserving the power source life of a wireless end node prior to deployment in a wireless communication system are provided. In one embodiment, a method is provided that includes operating the wireless end node in a long term storage mode prior to deploying the wireless end node in a wireless communication system in order to reduce current being drawn from a power source of the wireless end node. The method also includes the wireless end node detecting an interrupt request to pair the wireless end node to a wireless communication system. Also, the method includes the controller of the wireless end node switching from a long term storage mode to a normal operation mode when the wireless end node is paired to a wireless communication system.

Claims (48)

1 . A method for preserving the power source life of a wireless end node prior to deployment in a wireless communication system comprising:

operating the wireless end node in a long term storage mode prior to deploying the wireless end node in a wireless communication system in order to reduce current being drawn from a power source of the wireless end node;

the wireless end node detecting an interrupt request to pair the wireless end node to a wireless communication system;

a controller of the wireless end node switching from a long term storage mode to a normal operation mode when the wireless end node is paired to a wireless communication system.

2 . The method of claim 1 further comprising:

during the long term storage mode, powering the controller of the wireless end node after a sleep timer of the wireless end node determines a long term storage time period has lapsed to determine a power source level of a power source of the wireless end node;

the controller determining the power source level of the power source;

the controller comparing the power source level of the power source to an acceptable power source level threshold stored in a memory storage of the wireless end node; and

indicating a low level power source when the controller determines that the power source level of the power source is below the acceptable power source level threshold.

3 . The method of claim 2 , wherein the long term storage time period is 24 hours.

4 . The method of claim 2 , wherein the acceptable power source level threshold is 2.9 volts for a 3.6 volt battery.

5 . The method of claim 2 , blinking a red color light emitting diode light of the wireless end node to indicate the low level power source when the controller determines that the power source level of the power source is below the acceptable power source level threshold.

6 . The method of claim 1 , further comprising:

the controller determining whether the wireless end node is decommissioned from the wireless communication system; and

the controller setting the wireless end node to operate in the long term storage mode when the controller determines that the wireless end node is decommissioned from the wireless communication system.

7 . The method of claim 6 , wherein the controller determines whether the wireless end node is decommissioned from the wireless communication system every 24 hours.

8 . A wireless end node for a wireless communication system comprising:

a power source;

an electrical assembly connected to the power source, the electrical assembly including:

a controller configured to manage, command, direct and regulate the behavior of the wireless end node and configured to switch operation of the wireless end node between a long term storage mode that reduces current being drawn from the power source and a normal operation mode, the controller including a sleep timer configured to count down a long term storage time period;

wherein the controller is configured to operate the wireless end node in the long term storage mode prior to deploying the wireless end node in a wireless communication system and is configured to switch from the long term storage mode to the normal operation mode when the wireless end node is paired to the wireless communication system.

9 . The wireless end node of claim 8 , wherein the electrical assembly further includes a memory storage,

wherein, when the wireless end node is operating in the long term storage mode and the sleep timer of the wireless end node counts down the long term storage time period, the controller is configured to power up, determine the power source level of the power source, and compare the power source level of the power source to an acceptable power source level threshold stored in the memory storage, and

wherein the wireless end node is configured to indicate a low level power source when the controller determines that the power source level of the power source is below the acceptable power source level threshold.

10 . The wireless end node of claim 8 , wherein the long term storage time period is 24 hours.

11 . The wireless end node of claim 9 , wherein the acceptable power source level threshold is 2.9 volts for a 3.6 volt battery.

12 . The wireless end node of claim 9 , wherein the electrical assembly further includes a light emitting diode light, and

wherein the light emitting diode light is configured to blink a red color light to indicate the low level power source when the controller determines that the power source level of the power source is below the acceptable power source level threshold.

13 . The wireless end node of claim 8 , wherein the controller is configured to determine whether the wireless end node is decommissioned from the wireless communication system, and

wherein the controller is configured to set the wireless end node to operate in the long term storage mode when the controller determines that the wireless end node is decommissioned from the wireless communication system.

14 . The wireless end node of claim 13 , wherein the controller is configured to determine whether the wireless end node is decommissioned from the wireless communication system every 24 hours.

15 . A wireless communication system for a mobile environment comprising:

one or more wireless end nodes, each of the one or more wireless end nodes including:

a power source;

an electrical assembly connected to the power source, the electrical assembly including:

a controller configured to manage, command, direct and regulate the behavior of the wireless end node and configured to switch operation of the wireless end node between a long term storage mode that reduces current being drawn from the power source and a normal operation mode, the controller including a sleep timer configured to count down a long term storage time period;

wherein the controller is configured to operate the wireless end node in the long term storage mode prior to deploying the wireless end node in a wireless communication system and is configured to switch from the long term storage mode to the normal operation mode when the wireless end node is paired to the wireless communication system;

a network coordinator connected to each of the one or more wireless end nodes.

16 . The wireless communication system of claim 15 , wherein the electrical assembly of each of the one or more wireless end nodes further includes a memory storage,

wherein, when the wireless end node is operating in the long term storage mode and the sleep timer of the wireless end node counts down the long term storage time period, the controller is configured to power up, determine the power source level of the power source, and compare the power source level of the power source to an acceptable power source level threshold stored in the memory storage, and

wherein the wireless end node is configured to indicate a low level power source when the controller determines that the power source level of the power source is below the acceptable power source level threshold.

17 . The wireless communication system of claim 15 , wherein the long term storage time period is 24 hours.

18 . The wireless communication system of claim 16 , wherein the acceptable power source level threshold is 2.9 volts for a 3.6 volt battery.

19 . The wireless communication system of claim 16 , wherein the electrical assembly of each of the one or more wireless end nodes further includes a light emitting diode light, and

wherein the light emitting diode light of each of the one or more wireless end nodes is configured to blink a red color light to indicate the low level power source when the controller determines that the power source level of the power source is below the acceptable power source level threshold.

20 . The wireless communication system of claim 15 , wherein the controller of each of the one or more wireless end nodes is configured to determine whether the wireless end node is decommissioned from the wireless communication system, and

wherein the controller of each of the one or more wireless end nodes is configured to set the wireless end node to operate in the long term storage mode when the controller determines that the wireless end node is decommissioned from the wireless communication system.

21 . The wireless communication system of claim 20 , wherein the controller of each of the one or more wireless end nodes is configured to determine whether the wireless end node is decommissioned from the wireless communication system every 24 hours.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 14, 2017
From: INVENSYS SYSTEMS, INC.
To: THERMO KING CORPORATION
Reel/Frame 043584/0533 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 20, 2014
From: ROBERTSHAW CONTROLS COMPANY
To: INVENSYS SYSTEMS, INC.
Reel/Frame 033145/0860 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 6, 2013
From: SANDERS, RUSSELL LEE; LEASURE, MARK DANIEL; VITKUS, KIM; JOHNSON, MARK
To: THERMO KING CORPORATION; ROBERTSHAW CONTROLS COMPANY
Reel/Frame 030558/0315 →