通信人家园

 找回密码
 注册

只需一步,快速开始

短信验证,便捷登录

搜索

军衔等级:

  下士

注册:2010-5-9
跳转到指定楼层
1#
发表于 2012-5-22 10:59:21 |只看该作者 |倒序浏览
哪本协议描述了每一种DCI format 的每一个bit的意义啊。
就像下面的描述这样:
information type

bit number

description

Resource allocation header

1

Indicates whether resource allocation type 0 or 1 is used

Resource block assignment

N

Indicates resource blocks to be assigned to the UE

Modulation and coding scheme

5

Indicates modulation scheme and, together with the number of allocated physical resource blocks, the transport block size

HARQ process number

4 (FDD),

3 (TDD)

Identifies the HARQ process the packet is associated with

New data indicator

1

Indicates whether the packet is a new transmission or a retransmission

Redundancy version

2

Identifies the redundancy version used for coding the packet

TPC command for PUCCH

2

Transmit power control (TPC) command for adapting the transmit power on the PUCCH

Downlink assignment index (TDD only)

2

Number of downlink subframes for uplink ACK/NACK bundiling



[ 本帖最后由 robert148 于 2012-5-22 11:01 编辑 ]

举报本楼

本帖有 1 个回帖,您需要登录后才能浏览 登录 | 注册
您需要登录后才可以回帖 登录 | 注册 |

版规|手机版|C114 ( 沪ICP备12002291号-1 )|联系我们 |网站地图  

GMT+8, 2025-8-18 15:21 , Processed in 0.138353 second(s), 17 queries , Gzip On.

Copyright © 1999-2025 C114 All Rights Reserved

Discuz Licensed

回顶部