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Description: Basic CDMA Principles
• Coding
• Forward and Reverse Channels
CDMA Operational Details
• Multiplexing, Forward and Reverse Power Control
CDMA Handset Architecture
CDMA Handoffs
CDMA Network Architecture
CDMA Messaging and Call Flow
Optional Topics
Wireless Multiple Access Technologies
Overview of Current Technologies
• Capacity CDMA Overlays, Spectrum Clearing- Basic CDMA Principles
• Coding
• Forward and Reverse Channels
CDMA Operational Details
• Multiplexing, Forward and Reverse Power Control
CDMA Handset Architecture
CDMA Handoffs
CDMA Network Architecture
CDMA Messaging and Call Flow
Optional Topics
Wireless Multiple Access Technologies
Overview of Current Technologies
• Capacity CDMA Overlays, Spectrum Clearing
Platform: |
Size: 1091584 |
Author: Mohsen |
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Description: 本文在研究IEEE802.16e协议和SIP协议的基础上，提出了利用
SIP解决IEEE802.16接入网络中端到端切换的新方案。该方案采用跨
层切换的设计思想，联合MAC层和应用层SIP协议，在底层链路切换
的同时，完成应用层会话的修改，加快了切换过程，减少了切换时延，
提高了切换成功率。本文基于NS2仿真平台，完成了相应的仿真平台
搭建过程，实现了SIP协议模块和WiMAX协议模块的融合，扩展了SIP
协议模块的部分消息，最终在基于SIP协议模块和WiMAX协议的统一
NS2平台上实现了基于WiMAX接入、支持SIP扩展功能的SIP会话建
立和修改过程。
- On the basis of study of WiMfAX and SIP, a new mechanism using
SIP to achieve end-to-end handoff under IEEE802.16e access networks is
Ob
proposed
handoffs,
in this thesis. The mechanism adopts a cross-layer design
which means that the l}iIAC layer handoff procedure can
interleaved with that of the application layer. During the handoff at link
Platform: |
Size: 4511744 |
Author: 汪舵 |
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Description: these mfiles takes the impact of sequentially spectrum sensing in cognitive adio networks into accout and derive the expected number of handoffs in such a network.
Platform: |
Size: 36864 |
Author: Hossein |
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Description: cdma2000 network architecture
Call processing states and call flows
CDMA evolution
Essential elements in a CDMA system
Power Control
Mobility management
Handoffs
Registration
Roaming
Radio Admission Control1X EV-DO (1xRTT Evolution for high-speed integrated Data Only)
The objective is to provide the largest practical number of users to run high-speed packet data applications
2.4 Mbps packet data
1X EV-DV (1xRTT Evolution for high-speed integrated Data and Voice)
Voice and High Speed Data mixed on one carrier
Backward-compatible with CDMA2000 1X
3.1 Mbps packet data
Platform: |
Size: 580608 |
Author: Aanandha Saravanan |
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Description: Soft Handoffs in CDMA Mobile Systems
Platform: |
Size: 98304 |
Author: khaled |
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Description: Soft Handoffs in CDMA Mobile Systems
Platform: |
Size: 82944 |
Author: khaled |
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Description: Seamless Vertical Handoffs in WSNs.asdasdasdasdasdasd
Platform: |
Size: 1345536 |
Author: shehzad |
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