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Patent Searching and Data


Title:
DATA TRANSMITTING SYSTEM AND DATA TRANSMITTING METHOD
Document Type and Number:
WIPO Patent Application WO/2007/029734
Kind Code:
A1
Abstract:
Encoded bits outputted from a low-density parity check encoder (11) are mapped to particular bit positions of 16-QAM modulated symbols in accordance with the column weight of those encoded bits.

Inventors:
MIYAZAKI, Noriaki (Inc. 1-15, Ohara 2-chome, Fujimino-sh, Saitama 02, 3568502, JP)
宮▲崎▼ 功旭 (〒02 埼玉県ふじみ野市大原2丁目1番15号 株式会社KDDI研究所内 Saitama, 3568502, JP)
Application Number:
JP2006/317642
Publication Date:
March 15, 2007
Filing Date:
September 06, 2006
Export Citation:
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Assignee:
KDDI CORPORATION (3-2 Nishi-Shinjuku 2-chome, Shinjuku-ku Tokyo, 03, 1638003, JP)
KDDI株式会社 (〒03 東京都新宿区西新宿二丁目3番2号 Tokyo, 1638003, JP)
MIYAZAKI, Noriaki (Inc. 1-15, Ohara 2-chome, Fujimino-sh, Saitama 02, 3568502, JP)
International Classes:
H04L27/36; H03M13/19; H03M13/25; H03M13/29; H04L1/00; H04L27/00
Foreign References:
JP2005277784A
JP2004064756A
JP2005229319A
JP2002050969A
Other References:
HARADA K., TAKEDA D., SHOKI H.: 'A Study on Coded Modulation Scheme based on Irregular Low-Density Parity-Check Codes' IEICE no. B-5-60, 21 September 2004, page 394, XP003003908
Attorney, Agent or Firm:
AOYAMA, Masakazu et al. (2-3-1, Yaesu Chuo-ku, Tokyo 53, 1048453, JP)
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