FI108595B - Frekvensområderealisering i ett digitalt videosändningssystem - Google Patents

Frekvensområderealisering i ett digitalt videosändningssystem Download PDF

Info

Publication number
FI108595B
FI108595B FI20000774A FI20000774A FI108595B FI 108595 B FI108595 B FI 108595B FI 20000774 A FI20000774 A FI 20000774A FI 20000774 A FI20000774 A FI 20000774A FI 108595 B FI108595 B FI 108595B
Authority
FI
Finland
Prior art keywords
interactive
frequency
filter
filter means
mhz
Prior art date
Application number
FI20000774A
Other languages
English (en)
Finnish (fi)
Other versions
FI20000774A (sv
FI20000774A0 (sv
Inventor
Mauri Kangas
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Priority to FI20000774A priority Critical patent/FI108595B/sv
Publication of FI20000774A0 publication Critical patent/FI20000774A0/sv
Priority to EP01660056A priority patent/EP1143734A3/en
Publication of FI20000774A publication Critical patent/FI20000774A/sv
Application granted granted Critical
Publication of FI108595B publication Critical patent/FI108595B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/42—Arrangements for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems
    • H04H20/77—Wired systems using carrier waves
    • H04H20/78—CATV [Community Antenna Television] systems
    • H04H20/79—CATV [Community Antenna Television] systems using downlink of the CATV systems, e.g. audio broadcast via CATV network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/76—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet
    • H04H60/81—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet characterised by the transmission system itself
    • H04H60/93—Wired transmission systems
    • H04H60/96—CATV systems
    • H04H60/97—CATV systems using uplink of the CATV systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H04N7/102—Circuits therefor, e.g. noise reducers, equalisers, amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FI20000774A 2000-04-03 2000-04-03 Frekvensområderealisering i ett digitalt videosändningssystem FI108595B (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20000774A FI108595B (sv) 2000-04-03 2000-04-03 Frekvensområderealisering i ett digitalt videosändningssystem
EP01660056A EP1143734A3 (en) 2000-04-03 2001-03-27 Frequency range implementation in a digital video broadcasting system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20000774 2000-04-03
FI20000774A FI108595B (sv) 2000-04-03 2000-04-03 Frekvensområderealisering i ett digitalt videosändningssystem

Publications (3)

Publication Number Publication Date
FI20000774A0 FI20000774A0 (sv) 2000-04-03
FI20000774A FI20000774A (sv) 2001-10-04
FI108595B true FI108595B (sv) 2002-02-15

Family

ID=8558099

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20000774A FI108595B (sv) 2000-04-03 2000-04-03 Frekvensområderealisering i ett digitalt videosändningssystem

Country Status (2)

Country Link
EP (1) EP1143734A3 (sv)
FI (1) FI108595B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10542305B2 (en) * 2012-12-03 2020-01-21 Nbcuniversal Media, Llc Flexible broadcast system and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5225902A (en) * 1990-03-20 1993-07-06 Scientific-Atlanta, Inc. Automatic frequency selection in a bi-directional cable television system
US5930231A (en) * 1995-06-30 1999-07-27 Scientific-Atlanta, Inc. Block spectrum receiver for a broadband communications system
EP0891087B1 (en) * 1997-07-10 2008-12-10 Alcatel Lucent Method, apparatuses and network to determine an access frequency band
IT1299560B1 (it) * 1998-07-13 2000-03-16 Pinnacle Ventures Ltd Sistema ottimizzato di distribuzione di servizi televisivi e di telecomunicazioni da un nodo periferico a termimali di utente

Also Published As

Publication number Publication date
EP1143734A2 (en) 2001-10-10
FI20000774A (sv) 2001-10-04
FI20000774A0 (sv) 2000-04-03
EP1143734A3 (en) 2003-01-15

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