BR9301361A - Processador de faixa de base,processo para processar um sinal de amplitude modulada,receptor estereo,e processo de operacao num processador digital - Google Patents

Processador de faixa de base,processo para processar um sinal de amplitude modulada,receptor estereo,e processo de operacao num processador digital

Info

Publication number
BR9301361A
BR9301361A BR9301361A BR9301361A BR9301361A BR 9301361 A BR9301361 A BR 9301361A BR 9301361 A BR9301361 A BR 9301361A BR 9301361 A BR9301361 A BR 9301361A BR 9301361 A BR9301361 A BR 9301361A
Authority
BR
Brazil
Prior art keywords
processor
base band
amplitude signal
stereo receiver
modulated amplitude
Prior art date
Application number
BR9301361A
Other languages
English (en)
Inventor
Dion M Funderburk
Sangil Park
Peter J Mclane
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 BR9301361A publication Critical patent/BR9301361A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
    • H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
    • H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
    • H04H20/49—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for AM stereophonic broadcast systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
BR9301361A 1992-04-06 1993-03-30 Processador de faixa de base,processo para processar um sinal de amplitude modulada,receptor estereo,e processo de operacao num processador digital BR9301361A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/864,278 US5291525A (en) 1992-04-06 1992-04-06 Symmetrically balanced phase and amplitude base band processor for a quadrature receiver

Publications (1)

Publication Number Publication Date
BR9301361A true BR9301361A (pt) 1993-10-13

Family

ID=25342907

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9301361A BR9301361A (pt) 1992-04-06 1993-03-30 Processador de faixa de base,processo para processar um sinal de amplitude modulada,receptor estereo,e processo de operacao num processador digital

Country Status (6)

Country Link
US (1) US5291525A (pt)
EP (1) EP0564850A1 (pt)
JP (1) JP2874511B2 (pt)
KR (1) KR930022758A (pt)
BR (1) BR9301361A (pt)
CA (1) CA2090739A1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5642463A (en) * 1992-12-21 1997-06-24 Sharp Kabushiki Kaisha Stereophonic voice recording and playback device
US5446761A (en) * 1993-06-11 1995-08-29 Motorola, Inc. Decoder circuit for phase modulated signals
US8085959B2 (en) * 1994-07-08 2011-12-27 Brigham Young University Hearing compensation system incorporating signal processing techniques
US5500902A (en) * 1994-07-08 1996-03-19 Stockham, Jr.; Thomas G. Hearing aid device incorporating signal processing techniques
DE4434451A1 (de) * 1994-09-27 1996-03-28 Blaupunkt Werke Gmbh Amplitudendemodulator
US5572452A (en) * 1995-02-03 1996-11-05 Telefonaktiebolaget Lm Ericsson Filter with feed-forward AGC
US5841889A (en) * 1995-12-29 1998-11-24 General Electric Company Ultrasound image texture control using adaptive speckle control algorithm
US5901173A (en) * 1996-12-09 1999-05-04 Raytheon Company Noise Estimator
US6078573A (en) * 1997-04-11 2000-06-20 Research Foundation Of State University Of New York Circuitry and method for demodulating code division multiple access (CDMA) signals
US7019509B2 (en) * 1997-05-30 2006-03-28 The United States Of America As Represented By The Secretary Of The Navy Digital envelope detector
US6480610B1 (en) * 1999-09-21 2002-11-12 Sonic Innovations, Inc. Subband acoustic feedback cancellation in hearing aids
US6757395B1 (en) 2000-01-12 2004-06-29 Sonic Innovations, Inc. Noise reduction apparatus and method
WO2001058029A1 (en) * 2000-02-04 2001-08-09 Koninklijke Philips Electronics N.V. Radio fm receiver
DE10050330A1 (de) * 2000-10-11 2002-04-25 Infineon Technologies Ag Signalstärkeausgleich für stark zeitvariante Mobilfunkkanäle
US20050138331A1 (en) * 2003-12-22 2005-06-23 Alberola Carl A. Direct memory access unit with instruction pre-decoder
FR3075975B1 (fr) * 2017-12-21 2020-05-22 Thales Recepteur de signaux, en particulier de signaux gnss, comprenant un filtre de rejection d'interferences, et procede associe

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520498A (en) * 1983-06-24 1985-05-28 Harris Corporation AM Stereo modulator
US4546322A (en) * 1983-08-24 1985-10-08 Reliance Electric Company Adaptable demodulator for arbitrary amplitude and phase keyed modulation signals
US4641377A (en) * 1984-04-06 1987-02-03 Institute Of Gas Technology Photoacoustic speaker and method
US4740996A (en) * 1986-11-17 1988-04-26 Amp Incorporated Temperature independent, low level, AM modem receiver
US4811423A (en) * 1986-12-23 1989-03-07 Motorola, Inc. SSB receiver with improved feedforward AGC
US4910467A (en) * 1988-11-02 1990-03-20 Motorola, Inc. Method and apparatus for decoding a quadrature modulated signal
US4989169A (en) * 1990-02-05 1991-01-29 Motorola, Inc. Digital tone detector using a ratio of two demodulators of differing frequency
US5042052A (en) * 1990-02-16 1991-08-20 Harris Corporation Carrier acquisition scheme for QAM and QPSK data
US5014316A (en) * 1990-03-21 1991-05-07 Delco Electronics Corporation Compatible quadrature amplitude modulation detector system

Also Published As

Publication number Publication date
US5291525A (en) 1994-03-01
CA2090739A1 (en) 1993-10-07
KR930022758A (ko) 1993-11-24
EP0564850A1 (en) 1993-10-13
JPH0662059A (ja) 1994-03-04
JP2874511B2 (ja) 1999-03-24

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law
B15K Others concerning applications: alteration of classification

Ipc: H04H 20/49 (2008.01)