TWI369875B - Methods and apparatus for demodulating a signal - Google Patents

Methods and apparatus for demodulating a signal

Info

Publication number
TWI369875B
TWI369875B TW098108382A TW98108382A TWI369875B TW I369875 B TWI369875 B TW I369875B TW 098108382 A TW098108382 A TW 098108382A TW 98108382 A TW98108382 A TW 98108382A TW I369875 B TWI369875 B TW I369875B
Authority
TW
Taiwan
Prior art keywords
demodulating
methods
signal
Prior art date
Application number
TW098108382A
Other languages
English (en)
Other versions
TW200952403A (en
Inventor
Carsten Aagaard Pedersen
Navid Fatemi-Ghomi
Aiguo Yan
Jason Taylor
Original Assignee
Mediatek Inc
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 Mediatek Inc filed Critical Mediatek Inc
Publication of TW200952403A publication Critical patent/TW200952403A/zh
Application granted granted Critical
Publication of TWI369875B publication Critical patent/TWI369875B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0212—Channel estimation of impulse response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03292—Arrangements for operating in conjunction with other apparatus with channel estimation circuitry
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03305—Joint sequence estimation and interference removal

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Noise Elimination (AREA)
TW098108382A 2008-06-04 2009-03-16 Methods and apparatus for demodulating a signal TWI369875B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5890508P 2008-06-04 2008-06-04
US12/198,669 US8265205B2 (en) 2008-06-04 2008-08-26 Receiver architecture

Publications (2)

Publication Number Publication Date
TW200952403A TW200952403A (en) 2009-12-16
TWI369875B true TWI369875B (en) 2012-08-01

Family

ID=41119376

Family Applications (1)

Application Number Title Priority Date Filing Date
TW098108382A TWI369875B (en) 2008-06-04 2009-03-16 Methods and apparatus for demodulating a signal

Country Status (3)

Country Link
US (1) US8265205B2 (zh)
EP (1) EP2131543B1 (zh)
TW (1) TWI369875B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI682387B (zh) * 2018-10-24 2020-01-11 新唐科技股份有限公司 多音調通訊系統、多音調訊號解調變裝置及其方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8755459B2 (en) 2010-03-16 2014-06-17 Nokia Corporation Methods and apparatuses for interference cancellation with frequency error compensation for equalizer adaptation
US9312968B2 (en) * 2013-06-07 2016-04-12 Samsung Electronics Co., Ltd. Computing system with power estimation mechanism and method of operation thereof
US10264462B2 (en) * 2013-06-17 2019-04-16 Marvell World Trade Ltd. Method and apparatus for mitigating the effect of certain types of interference on a signal received in a wireless network
KR101429705B1 (ko) * 2013-08-21 2014-08-12 주식회사알에프윈도우 평준화기를 이용한 ics 중계기의 간섭제거장치 및 방법
CN106487723B (zh) * 2015-08-31 2020-02-21 联芯科技有限公司 适用于单天线干扰消除技术的信道估计方法和装置
CN107204786B (zh) * 2017-05-17 2019-07-26 维沃移动通信有限公司 一种信号接收通路的切换方法及移动终端
CN111373838B (zh) * 2017-11-24 2022-07-19 华为技术有限公司 一种传输上行信号的方法、基站及系统
CN115801525A (zh) * 2022-08-16 2023-03-14 中山大学 针对高速移动场景加窗ofdm通信系统的符号检测方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5890508A (en) 1996-08-15 1999-04-06 Flow-Safe, Inc. Main relief valve for safety relief system
ES2206374T3 (es) 2000-12-28 2004-05-16 Com-Research Gmbh Solutions For Communication Systems Procedimiento y sistema para la supresion de interferencias para la transmision tdma y/o fdma.
EP1475931B1 (en) * 2003-05-09 2013-12-18 Hewlett-Packard Development Company, L.P. Method and apparatus for iterative estimation of channel- or filter-coefficients
US7643548B2 (en) * 2004-09-27 2010-01-05 Telefonaktiebolaget Lm Ericsson (Publ) Iterative forward-backward parameter estimation
US7639763B2 (en) * 2005-08-23 2009-12-29 Research In Motion Limited Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods
US7672412B2 (en) * 2006-04-05 2010-03-02 Research In Motion Limited Method and receiver for estimating the channel impulse response using a constant modulus interference removal iteration
US8031794B2 (en) * 2006-05-09 2011-10-04 At&T Mobility Ii Llc Systems and methods for interference cancellation in a multiple antenna radio receiver system
EP1892908A1 (en) * 2006-08-24 2008-02-27 TTPCOM Limited Interference cancellation receiver and method
US7974370B2 (en) 2006-12-27 2011-07-05 Freescale Semiconductor, Inc. Parallel processing for single antenna interference cancellation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI682387B (zh) * 2018-10-24 2020-01-11 新唐科技股份有限公司 多音調通訊系統、多音調訊號解調變裝置及其方法

Also Published As

Publication number Publication date
US20090304121A1 (en) 2009-12-10
EP2131543B1 (en) 2017-03-29
EP2131543A3 (en) 2015-06-17
EP2131543A2 (en) 2009-12-09
US8265205B2 (en) 2012-09-11
TW200952403A (en) 2009-12-16

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