BRPI0915647A2 - sistema e método de um modem em banda para comunicações de dados por redes de comunicação sem fio digital - Google Patents

sistema e método de um modem em banda para comunicações de dados por redes de comunicação sem fio digital

Info

Publication number
BRPI0915647A2
BRPI0915647A2 BRPI0915647A BRPI0915647A BRPI0915647A2 BR PI0915647 A2 BRPI0915647 A2 BR PI0915647A2 BR PI0915647 A BRPI0915647 A BR PI0915647A BR PI0915647 A BRPI0915647 A BR PI0915647A BR PI0915647 A2 BRPI0915647 A2 BR PI0915647A2
Authority
BR
Brazil
Prior art keywords
wireless communication
communication networks
data communications
communications over
digital wireless
Prior art date
Application number
BRPI0915647A
Other languages
English (en)
Inventor
Christian Pietsch
Christian Sgraja
Christoph A Joetten
Georg Frank
Marc W Werner
Pengjun Huang
Wolfgang Granzow
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0915647A2 publication Critical patent/BRPI0915647A2/pt
Publication of BRPI0915647B1 publication Critical patent/BRPI0915647B1/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0605—Special codes used as synchronising signal
    • H04J3/0611—PN codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4902—Pulse width modulation; Pulse position modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
BRPI0915647-0A 2008-06-05 2009-06-05 Método, aparelho e memória legível por computador para sincronizar quadros de nãofala através de um codec de fala em redes de comunicações sem fio digitais BRPI0915647B1 (pt)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
US5917908P 2008-06-05 2008-06-05
US61/059,179 2008-06-05
US8792308P 2008-08-11 2008-08-11
US9365708P 2008-09-02 2008-09-02
US61/093,657 2008-09-02
US12299708P 2008-12-16 2008-12-16
US15145709P 2009-02-10 2009-02-10
US61/151,457 2009-02-10
US16690409P 2009-04-06 2009-04-06
US61/166,904 2009-04-06
US12/477,561 2009-06-03
US12/477,561 US8725502B2 (en) 2008-06-05 2009-06-03 System and method of an in-band modem for data communications over digital wireless communication networks
PCT/US2009/046400 WO2009149346A1 (en) 2008-06-05 2009-06-05 System and method of an in-band modem for data communications over digital wireless communication networks

Publications (2)

Publication Number Publication Date
BRPI0915647A2 true BRPI0915647A2 (pt) 2016-08-09
BRPI0915647B1 BRPI0915647B1 (pt) 2020-10-20

Family

ID=41077965

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0915647-0A BRPI0915647B1 (pt) 2008-06-05 2009-06-05 Método, aparelho e memória legível por computador para sincronizar quadros de nãofala através de um codec de fala em redes de comunicações sem fio digitais

Country Status (21)

Country Link
US (2) US8725502B2 (pt)
EP (1) EP2291934B1 (pt)
JP (1) JP5209786B2 (pt)
KR (1) KR101178081B1 (pt)
CN (1) CN102047595B (pt)
AU (1) AU2009256048B2 (pt)
BR (1) BRPI0915647B1 (pt)
CA (2) CA2725321C (pt)
DK (1) DK2291934T3 (pt)
ES (1) ES2658967T3 (pt)
HK (1) HK1153320A1 (pt)
HU (1) HUE037888T2 (pt)
IL (1) IL209248A (pt)
MX (1) MX2010013331A (pt)
MY (1) MY157386A (pt)
NO (1) NO2291934T3 (pt)
PL (1) PL2291934T3 (pt)
PT (1) PT2291934T (pt)
SI (1) SI2291934T1 (pt)
TW (1) TWI400924B (pt)
WO (1) WO2009149346A1 (pt)

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TW201012161A (en) 2010-03-16
KR20110025953A (ko) 2011-03-14
AU2009256048B2 (en) 2013-06-27
PT2291934T (pt) 2018-03-02
IL209248A0 (en) 2011-01-31
EP2291934A1 (en) 2011-03-09
PL2291934T3 (pl) 2018-05-30
IL209248A (en) 2014-12-31
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JP5209786B2 (ja) 2013-06-12
MY157386A (en) 2016-06-15
CA2848480C (en) 2017-05-23
CN102047595A (zh) 2011-05-04
CA2725321A1 (en) 2009-12-10
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US8150686B2 (en) 2012-04-03
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US8725502B2 (en) 2014-05-13
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US20100312554A1 (en) 2010-12-09
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BRPI0915647B1 (pt) 2020-10-20
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