BR112017002566A2 - cabeça de rádio remota melhorada (errh) e dispositivo para alcançar compactação de front-haul em uma rede de acesso de rádio com base em nuvem (c-ran) - Google Patents
cabeça de rádio remota melhorada (errh) e dispositivo para alcançar compactação de front-haul em uma rede de acesso de rádio com base em nuvem (c-ran)Info
- Publication number
- BR112017002566A2 BR112017002566A2 BR112017002566A BR112017002566A BR112017002566A2 BR 112017002566 A2 BR112017002566 A2 BR 112017002566A2 BR 112017002566 A BR112017002566 A BR 112017002566A BR 112017002566 A BR112017002566 A BR 112017002566A BR 112017002566 A2 BR112017002566 A2 BR 112017002566A2
- Authority
- BR
- Brazil
- Prior art keywords
- ran
- errh
- compression
- cloud
- haul
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
- H04W88/085—Access point devices with remote components
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2603—Arrangements for wireless physical layer control
- H04B7/2609—Arrangements for range control, e.g. by using remote antennas
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
?cabeça de rádio remota melhorada (errh) e dispositivo para alcançar compactação de front-haul em uma rede de acesso de rádio com base em nuvem (c-ran)? trata-se de sistemas e métodos revelados no presente documento que descrevem uma arquitetura de ran com base em nuvem de processamento centralizado (c-ran ou ran em nuvem) que oferece exigências de taxa de dados de front-haul reduzidas em comparação às arquiteturas de c-ran com base em interface de rádio pública comum (cpri). o processamento de camada física de banda-base pode ser dividido entre um agrupamento de bbu e uma rrh melhorada (errh). uma abordagem de compactação de domínio de frequência que explora redundância de sinal de lte e informações de agendamento de usuário pode ser usada na errh para reduzir significativamente exigências de taxa de dados de front-haul. a quantização escalar uniforme e codificação de huffman de taxa variável no domínio de frequência podem ser aplicadas em uma abordagem de compactação com base nas informações de agendamento de usuário em que uma compactação com perda é seguida por uma compactação sem perda.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462048730P | 2014-09-10 | 2014-09-10 | |
PCT/US2015/038679 WO2016039839A1 (en) | 2014-09-10 | 2015-06-30 | Modified architecture for cloud radio access networks and approach for compression of front-haul data |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112017002566A2 true BR112017002566A2 (pt) | 2017-12-05 |
Family
ID=53546265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112017002566A BR112017002566A2 (pt) | 2014-09-10 | 2015-06-30 | cabeça de rádio remota melhorada (errh) e dispositivo para alcançar compactação de front-haul em uma rede de acesso de rádio com base em nuvem (c-ran) |
Country Status (8)
Country | Link |
---|---|
US (1) | US10064242B2 (pt) |
EP (1) | EP3192324B1 (pt) |
JP (1) | JP6415693B2 (pt) |
KR (1) | KR102194756B1 (pt) |
CN (1) | CN106576393B (pt) |
BR (1) | BR112017002566A2 (pt) |
TW (1) | TWI606710B (pt) |
WO (1) | WO2016039839A1 (pt) |
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-
2015
- 2015-06-30 BR BR112017002566A patent/BR112017002566A2/pt not_active Application Discontinuation
- 2015-06-30 WO PCT/US2015/038679 patent/WO2016039839A1/en active Application Filing
- 2015-06-30 US US15/501,407 patent/US10064242B2/en active Active
- 2015-06-30 EP EP15736888.7A patent/EP3192324B1/en active Active
- 2015-06-30 KR KR1020177003529A patent/KR102194756B1/ko active IP Right Grant
- 2015-06-30 JP JP2017506659A patent/JP6415693B2/ja active Active
- 2015-06-30 CN CN201580042625.7A patent/CN106576393B/zh active Active
- 2015-08-06 TW TW104125645A patent/TWI606710B/zh active
Also Published As
Publication number | Publication date |
---|---|
US10064242B2 (en) | 2018-08-28 |
TWI606710B (zh) | 2017-11-21 |
TW201611560A (zh) | 2016-03-16 |
WO2016039839A1 (en) | 2016-03-17 |
JP6415693B2 (ja) | 2018-10-31 |
JP2017529754A (ja) | 2017-10-05 |
CN106576393A (zh) | 2017-04-19 |
EP3192324B1 (en) | 2020-04-22 |
EP3192324A1 (en) | 2017-07-19 |
KR102194756B1 (ko) | 2020-12-23 |
KR20170028984A (ko) | 2017-03-14 |
CN106576393B (zh) | 2020-08-18 |
US20170238361A1 (en) | 2017-08-17 |
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