BR112018075515A2 - método e aparelho para utilização com um sistema de antena distribuída por rádio tendo um sinal de referência dentro da banda - Google Patents
método e aparelho para utilização com um sistema de antena distribuída por rádio tendo um sinal de referência dentro da bandaInfo
- Publication number
- BR112018075515A2 BR112018075515A2 BR112018075515A BR112018075515A BR112018075515A2 BR 112018075515 A2 BR112018075515 A2 BR 112018075515A2 BR 112018075515 A BR112018075515 A BR 112018075515A BR 112018075515 A BR112018075515 A BR 112018075515A BR 112018075515 A2 BR112018075515 A2 BR 112018075515A2
- Authority
- BR
- Brazil
- Prior art keywords
- antenna system
- distributed antenna
- reference signal
- modulated signal
- control channel
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
- H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
- H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
aspectos do assunto divulgado incluem, por exemplo, receber, por um elemento de rede de um sistema de antena distribuída, um sinal de referência, um canal de controle e um primeiro sinal modulado em uma primeira frequência portadora, o primeiro sinal modulado incluindo primeiros dados de comunicação fornecidos por uma estação de base e dirigidos a um dispositivo de comunicação móvel. as instruções no canal de controle dirigem o elemento de rede do sistema de antena distribuída para converter o primeiro sinal modulado na primeira frequência portadora para o primeiro sinal modulado em um primeiro segmento espectral. o sinal de referência é recebido em uma frequência fora da banda relativa ao canal de controle. outras modalidades são divulgadas.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/179,444 US10051629B2 (en) | 2015-09-16 | 2016-06-10 | Method and apparatus for use with a radio distributed antenna system having an in-band reference signal |
PCT/US2017/036274 WO2017214226A1 (en) | 2016-06-10 | 2017-06-07 | Method and apparatus for use with a radio distributed antenna system having an in-band reference signal |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112018075515A2 true BR112018075515A2 (pt) | 2019-04-09 |
Family
ID=59078211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112018075515A BR112018075515A2 (pt) | 2016-06-10 | 2017-06-07 | método e aparelho para utilização com um sistema de antena distribuída por rádio tendo um sinal de referência dentro da banda |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP3469756A1 (pt) |
JP (1) | JP2019525523A (pt) |
KR (1) | KR20190018153A (pt) |
CN (1) | CN109314625A (pt) |
AU (1) | AU2017277415A1 (pt) |
BR (1) | BR112018075515A2 (pt) |
CA (1) | CA3025400A1 (pt) |
MX (1) | MX2018015288A (pt) |
WO (1) | WO2017214226A1 (pt) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230221280A1 (en) * | 2021-12-21 | 2023-07-13 | Life Technologies Holdings Pte Limited | Electrophoresis System and Methods |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE60124234T2 (de) * | 2000-04-04 | 2007-09-13 | Broadcom Corp., Irvine | Verfahren zur kompensation von phasenfehlern in mehrträgersignalen |
CN101588198B (zh) * | 2008-05-19 | 2012-08-29 | 成都芯通科技股份有限公司 | 多载波智能天线校准中频处理方法和装置 |
US8779870B2 (en) * | 2011-10-05 | 2014-07-15 | International Business Machines Corporation | Low phase variation CMOS digital attenuator |
US8606110B2 (en) * | 2012-01-08 | 2013-12-10 | Optiway Ltd. | Optical distributed antenna system |
US9525524B2 (en) * | 2013-05-31 | 2016-12-20 | At&T Intellectual Property I, L.P. | Remote distributed antenna system |
CN103905015B (zh) * | 2014-04-15 | 2017-04-05 | 中国电子科技集团公司第五十四研究所 | 一种高精度数字异步脉冲的无线低抖动传输方法 |
EP2991241A1 (en) * | 2014-08-27 | 2016-03-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sudac, user equipment, base station and sudac system |
-
2017
- 2017-06-07 EP EP17731386.3A patent/EP3469756A1/en not_active Withdrawn
- 2017-06-07 CN CN201780035907.3A patent/CN109314625A/zh active Pending
- 2017-06-07 WO PCT/US2017/036274 patent/WO2017214226A1/en unknown
- 2017-06-07 AU AU2017277415A patent/AU2017277415A1/en not_active Abandoned
- 2017-06-07 MX MX2018015288A patent/MX2018015288A/es unknown
- 2017-06-07 JP JP2018564855A patent/JP2019525523A/ja active Pending
- 2017-06-07 KR KR1020197000471A patent/KR20190018153A/ko unknown
- 2017-06-07 CA CA3025400A patent/CA3025400A1/en not_active Abandoned
- 2017-06-07 BR BR112018075515A patent/BR112018075515A2/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
MX2018015288A (es) | 2019-04-09 |
AU2017277415A1 (en) | 2019-01-17 |
JP2019525523A (ja) | 2019-09-05 |
CN109314625A (zh) | 2019-02-05 |
EP3469756A1 (en) | 2019-04-17 |
WO2017214226A1 (en) | 2017-12-14 |
KR20190018153A (ko) | 2019-02-21 |
CA3025400A1 (en) | 2017-12-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
B11Y | Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette] | ||
B350 | Update of information on the portal [chapter 15.35 patent gazette] |