Invention Grant
US08396119B1 Data sample compression and decompression using randomized quantization bins 有权
使用随机化量化仓的数据采样压缩和解压缩

  • Patent Title: Data sample compression and decompression using randomized quantization bins
  • Patent Title (中): 使用随机化量化仓的数据采样压缩和解压缩
  • Application No.: US12570104
    Application Date: 2009-09-30
  • Publication No.: US08396119B1
    Publication Date: 2013-03-12
  • Inventor: Elliot N. Linzer
  • Applicant: Elliot N. Linzer
  • Applicant Address: US CA Santa Clara
  • Assignee: Ambarella, Inc.
  • Current Assignee: Ambarella, Inc.
  • Current Assignee Address: US CA Santa Clara
  • Agent Christopher P. Maiorana, PC
  • Main IPC: H04N7/12
  • IPC: H04N7/12 H04N7/36 H04N11/02 H04N5/52
Data sample compression and decompression using randomized quantization bins
Abstract:
A method for compressing data samples using randomized quantization bins is disclosed. The method generally comprises steps (A) to (C). Step (A) may generate a size signal having a quantization step size corresponding to the data samples in an input signal using a compression circuit. The data samples generally reside in a range of numbers. Step (B) may generate the randomized quantization bins in the range based on a pseudorandom process. Step (C) may generate a plurality of quantized samples in a compressed signal by quantizing the data samples based on the randomized quantization bins.
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