Mobile

Technical Specifications

Listed below are the technical specifications for Dolby® Mobile technologies.

MIPS Examples

   
Mode

Minimum MIPS Allowance(DSP/ARM9E)

Ideal MIPS Allowance(DSP/ARM9E)

Music over mono speaker 14/18 21/27
Music over stereo headphones 20/23 32/39
Movie using stereo speakers 14/21 30/43
Movie using stereo headphones 22/30 40/51

 

Memory Usage

   
Type DSP ARM9E
Code coefficient (ROM) 80 kB 45 kB
Data memory (RAM) 9 kB 28 kB

 

 

Code Characteristics


  • PCM processing on blocks of 32 samples or multiples thereof
  • Sample rates of 8, 11.025, 12, 22.05, 24, 32, 44.1, and 48 kHz
  • Supports 1-, 2-, 3-, 4-, 5-, and 5.1-channel inputs
  • Set/get feature parameter API for all controls
  • Maximum delay: 8 ms
  • Reference C code targets 16-bit, 24-bit, mixed 16-bit/32-bit, floating-point ICs

 

To learn more about Dolby Mobile, please contact us.

RELATED LINKS

Dolby Mobile FAQDolby Mobile FAQ 

Dolby Mobile Demo 

Dolby Mobile Technical PaperDolby Mobile Technical Paper 


2009 Meffy Award

Dolby is the proud recipient of Mobile Entertainment Forum’s 2009 Meffy for Quality of Experience for Dolby Mobile.
Learn more>