WCDMA和TD SCDMA中的HSDPA技术研究

doi:10.3969/j.issn.1000-0801.2004.07.0012

Telecommunications Science ›› 2004, Vol. 20 ›› Issue (7): 39-43.doi: 10.3969/j.issn.1000-0801.2004.07.0012

• Topic:the third generation mobile communication technology • Previous Articles Next Articles

The Study of HSDPA Technology in WCDMA and TD SCDMA

Hongqi Liu,Tiehong Tian

China Network Communications Labs,Beijing 100036

Online:2004-07-15 Published:2017-06-14

Abstract

Hongqi Liu,Tiehong Tian. The Study of HSDPA Technology in WCDMA and TD SCDMA[J]. Telecommunications Science, 2004, 20(7): 39-43.

	HS-DSCH	DSCH
扩频因子	16或1	按帧可变
调制	QPSK/16QAM	QPSK
功率控制	固定的、慢速功控	基于随路的DPCH，快速功控
HARQ	在L1层完成数据合并	在RLC层
信道编码	Turbo编码	Turbo编码和卷积码
传输信道复用	否	是
TTI(传输时间间隔)	2 ms	10 ms

1	李世鹤 . TD-SCDMA第三代移动通信系统标准. 北京：人民邮电出版社， 2003
2	付景兴等译. WCDMA技术与系统设计（第二版）. 北京：机械工业出版社， 2004
3	常永宏 . 第三代移动通信系统与技术. 北京：人民邮电出版社， 200
4	Physical layer aspects of UTRA high speed downlink packet access.3GPP TR 25.848（version 4.0.0）, March 2001
5	High speed downlink packet access (HSDPA):layer 2 and 3 aspects.3GPP TR 25.856
6	UTRA high speed downlink packet access.3GPP TR 25.950（v4.0.0）, March 2001
7	Physical channels and mapping of transport channels onto physical channels(FDD).3GPP TS25.211（version 5.0.0）, March 2002
8	Multiplexing and channel coding (FDD).3GPP TS 25.212（version 5.0.0）, March 2002

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The Study of HSDPA Technology in WCDMA and TD SCDMA

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