PT2291934T - Sistema e método de um modem em banda para comunicações de dados sobre redes de comunicações sem fios digitais - Google Patents

Sistema e método de um modem em banda para comunicações de dados sobre redes de comunicações sem fios digitais

Info

Publication number
PT2291934T
PT2291934T PT97595045T PT09759504T PT2291934T PT 2291934 T PT2291934 T PT 2291934T PT 97595045 T PT97595045 T PT 97595045T PT 09759504 T PT09759504 T PT 09759504T PT 2291934 T PT2291934 T PT 2291934T
Authority
PT
Portugal
Prior art keywords
wireless communication
communication networks
data communications
communications over
digital wireless
Prior art date
Application number
PT97595045T
Other languages
English (en)
Inventor
Pietsch Christian
Frank Georg
Sgraja Christian
Huang Pengjun
A Joetten Christoph
W Werner Marc
Granzow Wolfgang
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 PT2291934T publication Critical patent/PT2291934T/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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
PT97595045T 2008-06-05 2009-06-05 Sistema e método de um modem em banda para comunicações de dados sobre redes de comunicações sem fios digitais PT2291934T (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US5917908P 2008-06-05 2008-06-05
US8792308P 2008-08-11 2008-08-11
US9365708P 2008-09-02 2008-09-02
US12299708P 2008-12-16 2008-12-16
US15145709P 2009-02-10 2009-02-10
US16690409P 2009-04-06 2009-04-06
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

Publications (1)

Publication Number Publication Date
PT2291934T true PT2291934T (pt) 2018-03-02

Family

ID=41077965

Family Applications (1)

Application Number Title Priority Date Filing Date
PT97595045T PT2291934T (pt) 2008-06-05 2009-06-05 Sistema e método de um modem em banda para comunicações de dados sobre redes de comunicações sem fios 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) CA2848480C (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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JP2011523302A (ja) 2011-08-04
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WO2009149346A1 (en) 2009-12-10
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CA2848480A1 (en) 2009-12-10
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BRPI0915647A2 (pt) 2016-08-09
IL209248A (en) 2014-12-31
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HUE037888T2 (hu) 2018-09-28
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US20100312554A1 (en) 2010-12-09
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