5G毫米波通信
合集下载
相关主题
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
Spectrum extension
Ultra fast switching
Massive multiplexing
Multi-RAT cooperation
Ultra fast throughput
Interference coordination
© 2014 InterDigital, Inc. All rights reserved.
Flexible backhauling and joint optimization with access
© 2014 InterDigital, Inc. All rights reserved.
Creating the Living Network
5
Traditional New
5G radio interface: a tale of two spectrum
WRC’15 Below 6 GHz
700 – 2300 2300 – 6000
MHz
MHz
WRC’19
Above 6 GHz
20 – 50
60 – 70
70 – 80
GHz
GHz
GHz
1200 MHz spectrum (Licensed & Unlicensed; Harmonized)
Up to 5 GHz spectrum
duplexing
New and flexible spectrum usage
Our focus next
• New large spectrum at mmW frequencies
• Carrier Aggregation of discontinuous bands
• Dual band split user and control planes
• Non-orthogonal multiple access (NOMA)
• Broader set of modulation and coding schemes
Advanced antenna and multi-site technologies
Novel duplexing schemes
Millimeter wave: An excursion in a new radio interface for 5G
Alain Mourad
Cambridge Wireless, London 03 February 2015
Creating the Living Network
Outline
User experienced data rate
Peak data rate
Area traffic capacity
Latency
Spectral efficiency
Energy efficiency
Small cell densification
Ultra fast processing
Spectrum sharing
5G: The Living Network
new services, new business models
the living experience
integrated telephonBaidu Nhomakorabea applications
rise of the mobile internet
the video experience
Video ++ ● IoE ● Tactile internet ● Mission critical
© 2014 InterDigital, Inc. All rights reserved.
Creating the Living Network
3
5G radio interface: initial requirements & enablers
5G radio interface outlook Millimeter wave – A new interface Few Takeaways
© 2014 InterDigital, Inc. All rights reserved.
Creating the Living Network
Global consensus emerging on initial requirements and enabling concepts [ITU-R] …
100 Mbps to 1 Gbps
10 to 50 Gbps
1 to 10 TBps/Km2
1 ms
5 to 15 50 to 100 times 4G times 4G
Creating the Living Network
4
5G radio interface: technology trends
Advanced waveforms and multiple access
• More flexible waveforms than pure OFDM (e.g. RBF-OFDM; FBMC; etc.)
• Joint multi-RATs management
• Cognitive techniques (Spectrum Sensing)
Advanced interference coordination and cancellation techniques
Flexible functional split (virtualization / cloudification)
5G: the evolution to the smarter living network
Wave 1 (Voice)
Wave 2 (Visual)
glory days of GSM
walled garden worries!
a new status quo?
IMS promises
rise of the OTT
• 3D-beamforming and MU-MIMO
• Active Antenna System (AAS)
• Massive MIMO • Network MIMO
(Adv. CoMP)
• Joint TDD-FDD operation
• Dynamic TDD • Single channel full