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Optimizing battery life

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[[Category:Usability]][[Category:Power Management]][[Category:Windows Phone]][[Category:Series 40]][[Category:Symbian]][[Category:MeeGo Harmattan]]
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[[Category:Usability]][[Category:Series 40]][[Category:Symbian]][[Category:MeeGo Harmattan]]
 
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{{ArticleMetaData <!-- v1.2 -->
 
|sourcecode= <!-- Link to example source code e.g. [[Media:The Code Example ZIP.zip]] -->
 
|sourcecode= <!-- Link to example source code e.g. [[Media:The Code Example ZIP.zip]] -->
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|devices= <!-- Devices tested against - e.g. ''devices=Nokia 6131 NFC, Nokia C7-00'') -->
 
|devices= <!-- Devices tested against - e.g. ''devices=Nokia 6131 NFC, Nokia C7-00'') -->
 
|sdk= <!-- SDK(s) built and tested against (e.g. [http://linktosdkdownload/ Qt SDK 1.1.4]) -->
 
|sdk= <!-- SDK(s) built and tested against (e.g. [http://linktosdkdownload/ Qt SDK 1.1.4]) -->
|platform= <!-- Compatible platforms - e.g. Symbian^1 and later, Qt 4.6 and later -->
 
 
|devicecompatability= <!-- Compatible devices e.g.: All* (must have internal GPS) -->
 
|devicecompatability= <!-- Compatible devices e.g.: All* (must have internal GPS) -->
 
|dependencies= <!-- Any other/external dependencies e.g.: Google Maps Api v1.0 -->
 
|dependencies= <!-- Any other/external dependencies e.g.: Google Maps Api v1.0 -->
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|author= [[User:Naresh99]]
 
|author= [[User:Naresh99]]
 
}}
 
}}
 
  
 
==Description==
 
==Description==
  
Although modern phone batteries are much more powerful than old batteries, there are still a lot of things that you can do in your application to make phone battery last longer.
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Although modern phone batteries are much more powerful than old batteries, there are still a lot of things that you can do in your application to make phone battery last longer.  
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{{Note|Most of this is not relevant to Windows Phone.}}
  
 
==Some important usability guideline are==
 
==Some important usability guideline are==
  
* Minimize the use of vibrate function in your application as it’s a big drain on power.<br>
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* Minimize the use of vibrate function in your application as it’s a big drain on power.
* Don’t use the [[Backlight usability|backlight]] and keypad tones if you don’t need them. By default keep them off in your application.<br>
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* Don’t use the [[Backlight usability|backlight]] and keypad tones if you don’t need them. By default keep them off in your application.
* Even if you are using backlight in application turn them off when application is in idle state or in background.<br>
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* Even if you are using backlight in application turn them off when application is in idle state or in background.
* Turn off bluetooth and wi-fi after its use, if you are using them in your application.<br>
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* Turn off Bluetooth and wi-fi after its use, if you are using them in your application.
* Optimize application that running in the background continuously, it should take minimum resources as it will run continuously in background. Do not add GUI control in exe, if possible. <br>
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* Optimize application that running in the background continuously, it should take minimum resources as it will run continuously in background. Do not add GUI control in exe, if possible.  
* Continuously use of GPRS will consume battery, so disconnect it whenever application is in background or phone is in idle state.<br>
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* Continuously use of GPRS will consume battery, so disconnect it whenever application is in background or phone is in idle state.
* Reduce brightness in your application.<br>
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* Reduce brightness in your application.
* If application is playing audio/video media then keep default sound low, It does save huge battery life.<br>
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* If application is playing audio/video media then keep default sound low, It does save huge battery life.
 
* Do not leave the camera on after use.
 
* Do not leave the camera on after use.
 
* Minimize the use of animated screensavers.
 
* Minimize the use of animated screensavers.
 
* Reduce the use of games.
 
* Reduce the use of games.
<br><br>
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Check also the '''[http://www.developer.nokia.com/Design/Power_management/Top_10_energy_saving_tips.xhtml Top 10 Energy Saving Tips]''' under [http://www.developer.nokia.com/Design/Power_management/ Nokia Developer Power Management] pages.
 
Check also the '''[http://www.developer.nokia.com/Design/Power_management/Top_10_energy_saving_tips.xhtml Top 10 Energy Saving Tips]''' under [http://www.developer.nokia.com/Design/Power_management/ Nokia Developer Power Management] pages.

Latest revision as of 02:16, 17 July 2013

Article Metadata
Compatibility
Platform(s):
Series 40
Symbian
Article
Created: naresh99 (29 Jun 2009)
Last edited: hamishwillee (17 Jul 2013)

[edit] Description

Although modern phone batteries are much more powerful than old batteries, there are still a lot of things that you can do in your application to make phone battery last longer.

Note.pngNote: Most of this is not relevant to Windows Phone.

[edit] Some important usability guideline are

  • Minimize the use of vibrate function in your application as it’s a big drain on power.
  • Don’t use the backlight and keypad tones if you don’t need them. By default keep them off in your application.
  • Even if you are using backlight in application turn them off when application is in idle state or in background.
  • Turn off Bluetooth and wi-fi after its use, if you are using them in your application.
  • Optimize application that running in the background continuously, it should take minimum resources as it will run continuously in background. Do not add GUI control in exe, if possible.
  • Continuously use of GPRS will consume battery, so disconnect it whenever application is in background or phone is in idle state.
  • Reduce brightness in your application.
  • If application is playing audio/video media then keep default sound low, It does save huge battery life.
  • Do not leave the camera on after use.
  • Minimize the use of animated screensavers.
  • Reduce the use of games.


Check also the Top 10 Energy Saving Tips under Nokia Developer Power Management pages.

This page was last modified on 17 July 2013, at 02:16.
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