FR2864404B1 - Generateur d'un signal pour la television analogique ou la television numerique - Google Patents

Generateur d'un signal pour la television analogique ou la television numerique

Info

Publication number
FR2864404B1
FR2864404B1 FR0314806A FR0314806A FR2864404B1 FR 2864404 B1 FR2864404 B1 FR 2864404B1 FR 0314806 A FR0314806 A FR 0314806A FR 0314806 A FR0314806 A FR 0314806A FR 2864404 B1 FR2864404 B1 FR 2864404B1
Authority
FR
France
Prior art keywords
television
signal generator
analog
digital
digital television
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR0314806A
Other languages
English (en)
Other versions
FR2864404A1 (fr
Inventor
Philippe Cabon
Fabrice Desclaux
Mathieu Chante
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sodielec SA
Original Assignee
Sodielec SA
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 Sodielec SA filed Critical Sodielec SA
Priority to FR0314806A priority Critical patent/FR2864404B1/fr
Publication of FR2864404A1 publication Critical patent/FR2864404A1/fr
Application granted granted Critical
Publication of FR2864404B1 publication Critical patent/FR2864404B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/06—Systems for the simultaneous transmission of one television signal, i.e. both picture and sound, by more than one carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards
    • H04N5/40—Modulation circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
    • H04N5/605—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals according to the NICAM system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/607—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for more than one sound signal, e.g. stereo, multilanguages

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FR0314806A 2003-12-17 2003-12-17 Generateur d'un signal pour la television analogique ou la television numerique Expired - Fee Related FR2864404B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0314806A FR2864404B1 (fr) 2003-12-17 2003-12-17 Generateur d'un signal pour la television analogique ou la television numerique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0314806A FR2864404B1 (fr) 2003-12-17 2003-12-17 Generateur d'un signal pour la television analogique ou la television numerique

Publications (2)

Publication Number Publication Date
FR2864404A1 FR2864404A1 (fr) 2005-06-24
FR2864404B1 true FR2864404B1 (fr) 2007-02-16

Family

ID=34630249

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0314806A Expired - Fee Related FR2864404B1 (fr) 2003-12-17 2003-12-17 Generateur d'un signal pour la television analogique ou la television numerique

Country Status (1)

Country Link
FR (1) FR2864404B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010012428A1 (de) 2009-08-20 2011-02-24 Rohde & Schwarz Gmbh & Co. Kg Kodiervorrichtung, Vorrichtung zur Weiterverarbeitung eines digitalen Basisband- oder Zwischenfrequenzsignals, System und Verfahren zur externen digitalen Kodierung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2704112B1 (fr) * 1993-04-13 1995-05-24 Thomson Lgt Dispositif d'amplification de signaux de télévision à classe de fonctionnement variable, prédéterminée pour l'élimination des erreurs de transmission.
DE69917075T2 (de) * 1998-11-30 2004-11-04 General Instrument Corporation Universalmodulator
US6587514B1 (en) * 1999-07-13 2003-07-01 Pmc-Sierra, Inc. Digital predistortion methods for wideband amplifiers
WO2002003639A1 (fr) * 2000-06-30 2002-01-10 Harris Corporation Dispositif d'excitation configurable pour systemes de transmission d'informations

Also Published As

Publication number Publication date
FR2864404A1 (fr) 2005-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090831