BR112012004508A2 - método e dipositivo para detecção de falha em duplexador - Google Patents

método e dipositivo para detecção de falha em duplexador

Info

Publication number
BR112012004508A2
BR112012004508A2 BR112012004508A BR112012004508A BR112012004508A2 BR 112012004508 A2 BR112012004508 A2 BR 112012004508A2 BR 112012004508 A BR112012004508 A BR 112012004508A BR 112012004508 A BR112012004508 A BR 112012004508A BR 112012004508 A2 BR112012004508 A2 BR 112012004508A2
Authority
BR
Brazil
Prior art keywords
detection method
fault detection
duplex
duplex fault
fault
Prior art date
Application number
BR112012004508A
Other languages
English (en)
Inventor
Hua Cai
Lin Huang
Songlin Shuai
Yingdong Ma
Zhenyu Tang
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of BR112012004508A2 publication Critical patent/BR112012004508A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0466—Fault detection or indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/101—Monitoring; Testing of transmitters for measurement of specific parameters of the transmitter or components thereof
    • H04B17/103—Reflected power, e.g. return loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H04B17/17—Detection of non-compliance or faulty performance, e.g. response deviations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Transmitters (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Radar Systems Or Details Thereof (AREA)
BR112012004508A 2009-08-31 2009-08-31 método e dipositivo para detecção de falha em duplexador BR112012004508A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/073641 WO2011022890A1 (zh) 2009-08-31 2009-08-31 一种双工器的故障检测方法及装置

Publications (1)

Publication Number Publication Date
BR112012004508A2 true BR112012004508A2 (pt) 2016-03-29

Family

ID=43627156

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012004508A BR112012004508A2 (pt) 2009-08-31 2009-08-31 método e dipositivo para detecção de falha em duplexador

Country Status (8)

Country Link
US (1) US20120155287A1 (pt)
EP (1) EP2475104A1 (pt)
CN (1) CN102484508A (pt)
AU (1) AU2009351552A1 (pt)
BR (1) BR112012004508A2 (pt)
CA (1) CA2772428A1 (pt)
RU (1) RU2012112544A (pt)
WO (1) WO2011022890A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9008162B2 (en) * 2011-10-17 2015-04-14 Aviat U.S., Inc. Systems and methods for signal frequency division in wireless communication systems
US9337879B2 (en) 2011-04-25 2016-05-10 Aviat U.S., Inc. Systems and methods for multi-channel transceiver communications
JP5825175B2 (ja) * 2012-03-29 2015-12-02 富士通株式会社 無線通信機
US9667312B2 (en) * 2015-01-13 2017-05-30 Hughes Network Systems, Llc Radio based automatic level control for linear radio calibration
KR101744877B1 (ko) * 2015-10-28 2017-06-12 한국철도기술연구원 고신뢰성을 위한 무선 통신용 송수신기
CN115565355A (zh) * 2018-06-14 2023-01-03 住友电气工业株式会社 无线传感器系统、无线终端设备、通信控制方法和通信控制程序
EP3672087B1 (en) * 2018-12-21 2022-05-18 Bull Sas Network control unit with power amplifier blocks and aircraft comprising such network control unit
CN112583500B (zh) * 2020-12-14 2022-08-05 波达通信设备（广州）有限公司 基于微波射频环回的故障检测系统及方法
CN114124130B (zh) * 2021-08-25 2023-09-26 闻泰通讯股份有限公司 射频收发系统、射频通路检测方法和终端设备
CN115001601B (zh) * 2022-04-28 2023-08-18 中国电子科技集团公司第十四研究所 一种子阵驱动自激自适应处理的设计方法
CN118259105B (zh) * 2024-05-29 2024-07-26 四川宽疆科技有限公司 调频广播多工器系统吸收负载自动检测报警装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5883882A (en) * 1997-01-30 1999-03-16 Lgc Wireless Fault detection in a frequency duplexed system
JP3092548B2 (ja) * 1997-06-30 2000-09-25 日本電気株式会社 空中線異常検出方式
JP2000341145A (ja) * 1999-05-27 2000-12-08 Alps Electric Co Ltd 送信回路及びその送信回路を備えた送受信装置
KR20010016363A (ko) * 2000-12-05 2001-03-05 조성국 이동 통신용 양방향 능동 증폭장치
GB2390262B (en) * 2002-06-24 2005-11-16 Motorola Inc Method and apparatus for fault detection in a radio transceiver
EP1487121A1 (en) * 2003-06-11 2004-12-15 Telefonaktiebolaget LM Ericsson (publ) Tunable isolator circuit

Also Published As

Publication number Publication date
AU2009351552A1 (en) 2012-04-05
EP2475104A4 (en) 2012-07-11
RU2012112544A (ru) 2013-10-10
EP2475104A1 (en) 2012-07-11
WO2011022890A1 (zh) 2011-03-03
CN102484508A (zh) 2012-05-30
CA2772428A1 (en) 2011-03-03
US20120155287A1 (en) 2012-06-21

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 4A,5A,6A E 7A ANUIDADES

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2375 DE 12-07-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.