HK1099429A1 - Method and apparatus for isofrequency retransmission of a digital signal with echo-suppresion - Google Patents

Method and apparatus for isofrequency retransmission of a digital signal with echo-suppresion

Info

Publication number
HK1099429A1
HK1099429A1 HK07106173A HK07106173A HK1099429A1 HK 1099429 A1 HK1099429 A1 HK 1099429A1 HK 07106173 A HK07106173 A HK 07106173A HK 07106173 A HK07106173 A HK 07106173A HK 1099429 A1 HK1099429 A1 HK 1099429A1
Authority
HK
Hong Kong
Prior art keywords
signal
echo
digital signal
retransmission
suppresion
Prior art date
Application number
HK07106173A
Other languages
English (en)
Inventor
Spampinato Eric
Rousset Olivier
Original Assignee
Teamcast
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
Priority claimed from FR0507565A external-priority patent/FR2888689A1/fr
Application filed by Teamcast filed Critical Teamcast
Publication of HK1099429A1 publication Critical patent/HK1099429A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15564—Relay station antennae loop interference reduction
    • H04B7/15571—Relay station antennae loop interference reduction by signal isolation, e.g. isolation by frequency or by antenna pattern, or by polarization

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Transceivers (AREA)
  • Bidirectional Digital Transmission (AREA)
HK07106173A 2005-07-13 2007-06-09 Method and apparatus for isofrequency retransmission of a digital signal with echo-suppresion HK1099429A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0507565A FR2888689A1 (fr) 2005-07-13 2005-07-13 Procede de re emission isofrequence d'un signal numerique a suppression d'echo et dispositif de re-emission correspondant
FR0509178A FR2888702B1 (fr) 2005-07-13 2005-09-08 Procede de re-emission isofrequence d'un signal numerique a suppression d'echo et dispositif de re-emission correspondant.

Publications (1)

Publication Number Publication Date
HK1099429A1 true HK1099429A1 (en) 2007-08-10

Family

ID=37215996

Family Applications (1)

Application Number Title Priority Date Filing Date
HK07106173A HK1099429A1 (en) 2005-07-13 2007-06-09 Method and apparatus for isofrequency retransmission of a digital signal with echo-suppresion

Country Status (8)

Country Link
US (1) US20070191071A1 (xx)
EP (1) EP1744471B1 (xx)
AT (1) ATE393987T1 (xx)
DE (1) DE602006001038T2 (xx)
ES (1) ES2306373T3 (xx)
FR (1) FR2888702B1 (xx)
HK (1) HK1099429A1 (xx)
TW (1) TW200703963A (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080031441A1 (en) * 2006-08-07 2008-02-07 Vocollect, Inc. Method and apparatus for filtering signals
ITMO20080161A1 (it) 2008-05-27 2009-11-28 Meta System Spa Dispositivo ripetitore perfezionato per la cancellazione e/o riduzione di segnali di eco e relativo metodo
WO2010056166A1 (en) * 2008-11-14 2010-05-20 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement in a communication system
WO2010056165A1 (en) * 2008-11-14 2010-05-20 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement in a communication system
US8737911B2 (en) 2009-05-11 2014-05-27 Qualcomm Incorporated Dual-stage echo cancellation in a wireless repeater using an inserted pilot
WO2011000410A1 (fr) 2009-06-30 2011-01-06 Thomson Licensing Procede de reemission de signaux numeriques
CN102687419B (zh) * 2009-11-06 2015-07-01 通用电气公司 用于在轨道车辆系统中中继通信消息的设备和方法
WO2012055468A1 (en) 2010-10-29 2012-05-03 Telefonaktiebolaget L M Ericsson (Publ) Self-interference suppression control for a relay node
CN106027140B (zh) * 2016-07-06 2019-03-05 大连理工大学 可重构卫星地面站系统及方法
KR20200080565A (ko) * 2018-12-27 2020-07-07 삼성전자주식회사 무선 통신 수행 방법 및 이를 지원하는 전자 장치
TWI757150B (zh) * 2021-04-14 2022-03-01 瑞昱半導體股份有限公司 回音抵消系統以及回音抵消方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6731904B1 (en) * 1999-07-20 2004-05-04 Andrew Corporation Side-to-side repeater
ES2160087B1 (es) * 2000-02-18 2003-03-01 Mier Comunicaciones S A Procedimiento para la repeticion de señales en insofrecuencia y repetidor de señales en isofrecuencia.
US6862430B1 (en) * 2000-07-05 2005-03-01 Echelon Corporation System and method for selecting repeaters
US7454167B2 (en) * 2004-07-14 2008-11-18 Samsung Electronics Co., Ltd. Apparatus and method for echo cancellation in a wireless repeater using cross-polarized antenna elements

Also Published As

Publication number Publication date
ATE393987T1 (de) 2008-05-15
US20070191071A1 (en) 2007-08-16
EP1744471A1 (fr) 2007-01-17
ES2306373T3 (es) 2008-11-01
TW200703963A (en) 2007-01-16
DE602006001038T2 (de) 2009-05-07
FR2888702B1 (fr) 2007-08-31
DE602006001038D1 (de) 2008-06-12
FR2888702A1 (fr) 2007-01-19
EP1744471B1 (fr) 2008-04-30

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20120626