BR9105906A - Aparelho e processo de recuperacao de portadora,e receptor de radio - Google Patents

Aparelho e processo de recuperacao de portadora,e receptor de radio

Info

Publication number
BR9105906A
BR9105906A BR919105906A BR9105906A BR9105906A BR 9105906 A BR9105906 A BR 9105906A BR 919105906 A BR919105906 A BR 919105906A BR 9105906 A BR9105906 A BR 9105906A BR 9105906 A BR9105906 A BR 9105906A
Authority
BR
Brazil
Prior art keywords
appliance
recovery process
radio receiver
carrier recovery
carrier
Prior art date
Application number
BR919105906A
Other languages
English (en)
Inventor
Stephen V Cahill
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of BR9105906A publication Critical patent/BR9105906A/pt

Links

Classifications

    • 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
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
BR919105906A 1990-09-28 1991-09-24 Aparelho e processo de recuperacao de portadora,e receptor de radio BR9105906A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/590,401 US5150384A (en) 1990-09-28 1990-09-28 Carrier recovery method and apparatus having an adjustable response time determined by carrier signal parameters
PCT/US1991/006924 WO1992006542A1 (en) 1990-09-28 1991-09-24 A carrier recovery method and apparatus having an adjustable response time determined by carrier signal parameters

Publications (1)

Publication Number Publication Date
BR9105906A true BR9105906A (pt) 1992-11-03

Family

ID=24362111

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919105906A BR9105906A (pt) 1990-09-28 1991-09-24 Aparelho e processo de recuperacao de portadora,e receptor de radio

Country Status (7)

Country Link
US (1) US5150384A (pt)
BR (1) BR9105906A (pt)
CA (1) CA2071869C (pt)
DE (2) DE4192400C2 (pt)
GB (1) GB2255867B (pt)
MX (1) MX9101319A (pt)
WO (1) WO1992006542A1 (pt)

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US5311545A (en) * 1991-06-17 1994-05-10 Hughes Aircraft Company Modem for fading digital channels affected by multipath
FR2681994B1 (fr) * 1991-09-26 1994-09-30 Alcatel Telspace Dispositif de transmission numerique comportant un recepteur a demodulation coherente realisee directement en hyperfrequence.
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US5271041A (en) * 1992-03-16 1993-12-14 Scientific-Atlanta, Inc. Method and apparatus for QPR carrier recovery
US5255290A (en) * 1992-08-21 1993-10-19 Teknekron Communications System, Inc. Method and apparatus for combined frequency offset and timing offset estimation
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US5606581A (en) * 1994-03-17 1997-02-25 Myers; Glen A. Method and apparatus for the cancellation of interference in electrical systems
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US5666429A (en) * 1994-07-18 1997-09-09 Motorola, Inc. Energy estimator and method therefor
US5692014A (en) * 1995-02-03 1997-11-25 Trw Inc. Subsampled carrier recovery for high data rate demodulators
US5828710A (en) * 1995-12-11 1998-10-27 Delco Electronics Corporation AFC frequency synchronization network
US5703597A (en) * 1995-12-22 1997-12-30 Alliedsignal, Inc. Adaptive carrier phase lock loop in a GPS receiver
JP3310160B2 (ja) * 1996-03-29 2002-07-29 松下電器産業株式会社 スペクトラム拡散方式受信装置
WO1997050187A1 (en) * 1996-06-27 1997-12-31 Philips Electronics N.V. Satellite receiver
US6018556A (en) * 1996-11-21 2000-01-25 Dsp Group, Inc. Programmable loop filter for carrier recovery in a radio receiver
US5901173A (en) * 1996-12-09 1999-05-04 Raytheon Company Noise Estimator
US6067328A (en) * 1996-12-12 2000-05-23 Alliedsignal High precision hardware carrier frequency and phase aiding in a GPS receiver
US6694154B1 (en) * 1997-11-17 2004-02-17 Ericsson Inc. Method and apparatus for performing beam searching in a radio communication system
JP3646010B2 (ja) * 1998-09-18 2005-05-11 株式会社ケンウッド デジタル衛星放送受信機
US6229841B1 (en) * 1998-12-11 2001-05-08 Qualcomm Incorporated Method and apparatus for energy estimation in a wireless receiver capable of receiving multiple instances of a common signal
DE10000008A1 (de) * 2000-01-03 2001-07-12 Alcatel Sa Verfahren zur aufwandsarmen Signal-, Ton- und Phasenwechseldetektion
US20020015401A1 (en) * 2000-08-03 2002-02-07 Ravi Subramanian Flexible TDMA system architecture
US6868129B2 (en) * 2001-03-12 2005-03-15 Freescale Semiconductor, Inc. Demodulator for a radio receiver and method of operation
EP1868382A3 (en) * 2002-09-13 2008-02-27 Sharp Kabushiki Kaisha Broadcast program recording method, communication control device, and mobile communication device
US8463227B2 (en) * 2005-07-25 2013-06-11 Nxp B.V. Receiver for amplitude-modulated signals
US8345801B2 (en) * 2005-11-10 2013-01-01 Weon-Ki Yoon Apparatus and method for signal mismatch compensation in a wireless receiver
US20070160168A1 (en) * 2006-01-11 2007-07-12 Beukema Troy J Apparatus and method for signal phase control in an integrated radio circuit
US7701371B2 (en) * 2006-04-04 2010-04-20 Qualcomm Incorporated Digital gain computation for automatic gain control
US8212941B2 (en) * 2008-04-30 2012-07-03 Mediatek Inc. Digitized analog TV signal processing system
US9288089B2 (en) 2010-04-30 2016-03-15 Ecole Polytechnique Federale De Lausanne (Epfl) Orthogonal differential vector signaling
US9251873B1 (en) 2010-05-20 2016-02-02 Kandou Labs, S.A. Methods and systems for pin-efficient memory controller interface using vector signaling codes for chip-to-chip communications
US8488697B2 (en) 2011-05-06 2013-07-16 Northrop Grumman Systems Corporation Universal timing recovery circuit
US8712361B1 (en) * 2012-11-21 2014-04-29 Broadcom Corporation Method and system for reciprocal mixing cancellation of wideband modulated blockers
US9806761B1 (en) 2014-01-31 2017-10-31 Kandou Labs, S.A. Methods and systems for reduction of nearest-neighbor crosstalk
EP4236217A3 (en) 2014-02-02 2023-09-13 Kandou Labs SA Method and apparatus for low power chip-to-chip communications with constrained isi ratio
US9509437B2 (en) 2014-05-13 2016-11-29 Kandou Labs, S.A. Vector signaling code with improved noise margin
CN106797352B (zh) * 2014-07-10 2020-04-07 康杜实验室公司 高信噪特性向量信令码
US9432082B2 (en) 2014-07-17 2016-08-30 Kandou Labs, S.A. Bus reversable orthogonal differential vector signaling codes
US9444654B2 (en) 2014-07-21 2016-09-13 Kandou Labs, S.A. Multidrop data transfer
CN106576087B (zh) 2014-08-01 2019-04-12 康杜实验室公司 带内嵌时钟的正交差分向量信令码
US9674014B2 (en) 2014-10-22 2017-06-06 Kandou Labs, S.A. Method and apparatus for high speed chip-to-chip communications
CN108353053B (zh) 2015-06-26 2021-04-16 康杜实验室公司 高速通信系统
US10055372B2 (en) 2015-11-25 2018-08-21 Kandou Labs, S.A. Orthogonal differential vector signaling codes with embedded clock
US10116468B1 (en) 2017-06-28 2018-10-30 Kandou Labs, S.A. Low power chip-to-chip bidirectional communications
US10347283B2 (en) * 2017-11-02 2019-07-09 Kandou Labs, S.A. Clock data recovery in multilane data receiver
KR102452390B1 (ko) 2017-12-28 2022-10-06 칸도우 랩스 에스에이 동기식으로 스위칭된 다중 입력 복조 비교기

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US3768030A (en) * 1972-05-08 1973-10-23 Motorola Inc Automatic signal acquisition means for phase-lock loop with anti- sideband lock protection
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US4829543A (en) * 1987-12-04 1989-05-09 Motorola, Inc. Phase-coherent TDMA quadrature receiver for multipath fading channels

Also Published As

Publication number Publication date
DE4192400C2 (de) 1995-06-14
CA2071869C (en) 1998-09-15
GB2255867A (en) 1992-11-18
WO1992006542A1 (en) 1992-04-16
DE4192400T (pt) 1992-10-08
US5150384A (en) 1992-09-22
CA2071869A1 (en) 1992-03-29
GB2255867B (en) 1995-03-08
GB9211281D0 (en) 1992-07-22
MX9101319A (es) 1992-05-04

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Legal Events

Date Code Title Description
HP Claimed priority lost
FB19 Grant procedure suspended (art. 19)
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 24/09/2011