CO4180594A1 - Sistema de telecomunicacion para transmitir videos en movi- miento completo - Google Patents

Sistema de telecomunicacion para transmitir videos en movi- miento completo

Info

Publication number
CO4180594A1
CO4180594A1 CO94002848A CO94002848A CO4180594A1 CO 4180594 A1 CO4180594 A1 CO 4180594A1 CO 94002848 A CO94002848 A CO 94002848A CO 94002848 A CO94002848 A CO 94002848A CO 4180594 A1 CO4180594 A1 CO 4180594A1
Authority
CO
Colombia
Prior art keywords
video
signal
twisted
couple
broadband
Prior art date
Application number
CO94002848A
Other languages
English (en)
Inventor
Boyse M Goolcharan
Original Assignee
Goolcharan Trust
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
Priority claimed from US07/570,297 external-priority patent/US5283637A/en
Application filed by Goolcharan Trust filed Critical Goolcharan Trust
Publication of CO4180594A1 publication Critical patent/CO4180594A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/068—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using time division multiplex techniques
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H04N7/108—Adaptations for transmission by electrical cable the cable being constituted by a pair of wires
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

UN CIRCUITO DE TELECOMUNICACION PARA TRANSMITIR SEÑALES DE VIDEOQUE COMPRENDE:UN ELEMENTO DE INICIACION DE SEÑAL DE VIDEO PARA PROPORCIONAR UNA SEÑAL DE VIDEO DE BANDA ANCHA DE CUANDO MENOS 4.5 MEGAHERTZ DE ANCHO DE BANDA, UN ELEMENTO IMPULSOR DE LINEA ACOPLADO AL ELEMENTO DE INICIACION DE SEÑAL DE VIDEO PARA AMPLIFICAR ESTA SEÑAL DE VIDEO DE BANDA ANCHA Y TRASMITIRLA EN FORMA INTACTA, UN ENLACE FORMADO POR UNA PAREJA TORCIDA DE ALAMBRES DE TELEFONO NO CARGADOS QUE TIENEN EXTREMOS OPUESTOS DE LOS CUALES UNO ESTA ACOPLADO PARA RECIBIR LA SEÑAL DE VIDEO DE BANDA ANCHA AMPLIFICADA, UN ELEMENTO DE TRANSFORMADOR DE VIDEO SIMETRICO ACOPLADO AL OTRO EXTREMO DEL ENLACE DE PAREJA TORCIDA PARA RECIBIR Y AMPLIFICAR LA SEÑAL DE VIDEO DE BANDA ANCHA, UN ELEMENTO AMPLIFICADOR CORRECTIVO ACOPLADO PARA RECIBIR LA SEÑAL DE VIDEO DE BANDA ANCHA DESDE EL TRANSFORMADOR DE VIDEO SIMETRICO E IMPLANTAR SOBRE LA MISMA UNA IMPEDANCIA PROPORCIONA A LA IMPEDANCIA PRESENTE EN EL ENLACE DE PAREJA TORCIDA Y OPOSICION VENTORIAL A LA MISMA PARA CORREGIR ASI LA SEÑAL DE VIDEO DE BANDA ANCHA PARA DEGRADAR LA IMPEDANCIA DENTRO DEL ENLACE DE PAREJA TORCIDA ASI COMO UN RECEPTOR DE VIDEO ACOPLADO AL ELEMENTO AMPLIFICADOR CORRECTIVO PARA RECIBIR LA SEÑAL DE VIDEO DE BANDA ANCHA CORREGIDA.
CO94002848A 1990-08-20 1994-01-31 Sistema de telecomunicacion para transmitir videos en movi- miento completo CO4180594A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/570,297 US5283637A (en) 1990-08-20 1990-08-20 Telecommunication system for transmitting full motion video

Publications (1)

Publication Number Publication Date
CO4180594A1 true CO4180594A1 (es) 1995-06-07

Family

ID=24279076

Family Applications (1)

Application Number Title Priority Date Filing Date
CO94002848A CO4180594A1 (es) 1990-08-20 1994-01-31 Sistema de telecomunicacion para transmitir videos en movi- miento completo

Country Status (3)

Country Link
US (1) US5528286A (es)
CO (1) CO4180594A1 (es)
TW (1) TW252254B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5751338A (en) * 1994-12-30 1998-05-12 Visionary Corporate Technologies Methods and systems for multimedia communications via public telephone networks
US6972786B1 (en) 1994-12-30 2005-12-06 Collaboration Properties, Inc. Multimedia services using central office
US6137524A (en) * 1995-10-30 2000-10-24 Zekko Corporation Transmitter and receiver circuits for transmission of voice, data and video signals for extended distances
US6567981B1 (en) * 1998-08-03 2003-05-20 Elysium Broadband Inc. Audio/video signal redistribution system
US6038425A (en) * 1998-08-03 2000-03-14 Jeffrey; Ross A. Audio/video signal redistribution system
GB2350039B (en) * 1999-03-17 2004-06-23 Adder Tech Ltd Computer signal transmission system
US7193149B2 (en) * 2002-05-17 2007-03-20 Northern Information Technology, Inc. System handling video, control signals and power
US8074255B2 (en) * 2004-09-28 2011-12-06 Clearcube Technology, Inc. Analog video signal transmission over twisted-pair wires
TW200810453A (en) * 2006-04-03 2008-02-16 Global Comm Inc System and method for dynamic allocation of spectrum
US7916777B1 (en) * 2007-04-03 2011-03-29 Global Communications Inc. VUTP hybrid command authority
US9686097B2 (en) 2009-04-30 2017-06-20 Orbit-Matrix, Llc Machine, program product, and computer-implemented methods for a hybrid command management aggregator
US8661478B2 (en) 2009-11-30 2014-02-25 At&T Intellectual Property I, Lp Noise reduction apparatus with isolation transformers in an internet protocol television system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3974337A (en) * 1967-10-24 1976-08-10 Matsushita Electric Industrial Co., Ltd. FM television telephone system
US3578911A (en) * 1970-02-12 1971-05-18 Communication Technology Inc Telephone wire pair compensator utilizing negative capacitance circuit
US3829626A (en) * 1972-08-14 1974-08-13 Datadyne Corp Telephone line equalizer
US3814867A (en) * 1973-01-26 1974-06-04 Communic Mfg Active shunt impedance for compensating impedance of transmission line
US4054910A (en) * 1976-02-26 1977-10-18 Tel-E-Tel, Inc. Communication system for the transmission of closed circuit television over an ordinary pair of wires
US4357494A (en) * 1979-06-04 1982-11-02 Tellabs, Inc. Impedance canceller circuit
US4785265A (en) * 1987-10-01 1988-11-15 The Babcock & Wilcox Company Enhanced automatic line build out
US5249224A (en) * 1987-11-04 1993-09-28 Chambers Charles W Methods and apparatus for providing reciprocal impedance conversion
US4996497A (en) * 1989-06-05 1991-02-26 American Dynamics Corporation Cable compensation circuit

Also Published As

Publication number Publication date
US5528286A (en) 1996-06-18
TW252254B (es) 1995-07-21

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