An Effective Combination of Power Scaling for H.264/AVC Compression

Hyun Kim, Chae Eun Rhee, Hyuk Jae Lee

Research output: Contribution to journalArticlepeer-review

8 Scopus citations

Abstract

This brief proposes a novel method to determine the best combination of operation conditions for multiple power-scaling schemes. The power saving and rate-distortion performances of individual schemes are simulated, and then, the combined effects are modeled to obtain the best operation combination. The optimized combinations are defined as a power-level table. The proposed power-aware design is tested with four popular power-saving schemes and simulations show that a power saving of ∼ 25 % is achieved at the sacrifice of < 0.172dB Bjontegaard Delta peak signal-to-noise ratio degradation.

Original languageEnglish
Article number6967803
Pages (from-to)2685-2689
Number of pages5
JournalIEEE Transactions on Very Large Scale Integration (VLSI) Systems
Volume23
Issue number11
DOIs
StatePublished - Nov 2015

Keywords

  • H.264/AVC
  • power reduction
  • power-aware design
  • power-scaling scheme
  • Real-time application

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