Power saving system for wireless communication of hot water supply system

Abstract

A hot water supply system includes a plurality of hot water supply devices. The plurality of hot water supply devices include a first hot water supply device having a first hot water supply wireless communication module and a first power supply part configured to turn on and off power to the first hot water supply wireless communication module, and a second hot water supply device having a second hot water supply wireless communication module and a second power supply part configured to turn on and off power to the second hot water supply wireless communication module. Each of the plurality of hot water supply devices is configured to turn on power to their respective wireless communication module when there is a need to perform wireless communication, and turn off power to their respective wireless communication module when there is no need to perform wireless communication.

What is claimed is: 
     
         1 . A hot water supply system, comprising:
 a plurality of hot water supply devices, comprising:
 a first hot water supply device, comprising:
 a first hot water supply wireless communication module, comprising a transceiver and a receiver, adapted to wirelessly communicate with a mobile terminal; 
 a first power supply part, comprising a first switch configured to turn on and off power to the first hot water supply wireless communication module; 
 
 a second hot water supply device, comprising:
 a second hot water supply wireless communication module, comprising a transceiver and a receiver, adapted to wirelessly communicate with the mobile terminal; 
 a second power supply part, comprising a second switch configured to turn on and off power to the second hot water supply wireless communication module; 
 
   wherein the plurality of hot water supply devices communicate with each other by a wired connection,   wherein each of the plurality of hot water supply devices is configured to turn on power to their respective wireless communication module when there is a need to perform wireless communication using their respective wireless communication module, and turn off power to their respective wireless communication module when there is no need to perform wireless communication using their respective wireless communication module.   
     
     
         2 . The hot water supply system according to  claim 1 ,
 wherein when one of the plurality of hot water supply devices is performing pairing with the mobile terminal, other plurality of hot water supply devices among the plurality of hot water supply devices not performing pairing with the mobile terminal are configured to turn off power to their wireless communication modules.   
     
     
         3 . The hot water supply system according to  claim 1 ,
 wherein one hot water supply device among the plurality of hot water supply devices is set as a master hot water supply device,   wherein in a case that none of the plurality of hot water supply devices are currently paired with the mobile terminal, the master hot water supply device is configured to command a hot water supply device among the plurality of hot water supply devices to turn on power to their respective wireless communication module.   
     
     
         4 . The hot water supply system according to  claim 3 ,
 wherein the master hot water supply device is configured to periodically change the respective hot water supply device that is commanded to turn on power to their respective wireless communication module.   
     
     
         5 . The hot water supply system according to  claim 1 , wherein when any hot water supply device among the plurality of hot water supply devices detects an operation on an operation part, the any hot water supply device is configured to turn on power to their wireless communication module for a predetermined time period,
 wherein the operation part includes a remote control or a button.   
     
     
         6 . The hot water supply system according to  claim 1 ,
 wherein the first hot water supply device is adapted to be paired with the mobile terminal to establish a first wireless communication path between the first hot water supply device and the mobile terminal,   wherein the second hot water supply device is adapted to be paired with the mobile terminal to establish a second wireless communication path between the second hot water supply device and the mobile terminal,   wherein the first power supply part is configured to turn on power to the first hot water supply wireless communication module when there is a need to perform wireless communication using the first hot water supply wireless communication module, and turn off power to the first hot water supply wireless communication module when there is no need to perform wireless communication using the first hot water supply wireless communication module,   wherein the second power supply part is configured to turn on power to the second hot water supply wireless communication module when there is a need to perform wireless communication using the second hot water supply wireless communication module, and turn off power to the second hot water supply wireless communication module when there is no need to perform wireless communication using the second hot water supply wireless communication module.   
     
     
         7 . The hot water supply system according to  claim 6 , wherein the plurality of hot water supply devices, further comprises:
 a third hot water supply device, comprising:
 a third hot water supply wireless communication module, comprising a transceiver and receiver, adapted to wirelessly communicate with the mobile terminal, 
 a third power supply part, comprising a third switch configured to turn on and off power to the third hot water supply wireless communication module; 
   wherein the third hot water supply device is adapted to be paired with the mobile terminal to establish a third wireless communication path between the third hot water supply device and the mobile terminal,   wherein the third power supply part is configured to turn on power to the third hot water supply wireless communication module when there is a need to perform wireless communication using the third hot water supply wireless communication module, and turn off power to the third hot water supply wireless communication module when there is no need to perform wireless communication using the third hot water supply wireless communication module.   
     
     
         8 . The hot water supply system according to  claim 1 , wherein each one of the plurality of hot water supply devices comprises:
 an inlet pipe;   an outlet pipe;   a heat exchanger, comprising a heat exchange tubing adapted to exchange heat;   a processor.   
     
     
         9 . The hot water supply system according to  claim 1 , further comprising:
 the mobile terminal,   wherein the mobile terminal includes a mobile terminal wireless communication module comprising a transceiver and a receiver.