ITRM980338A0 - Citofono di tipo televisivo - Google Patents

Citofono di tipo televisivo

Info

Publication number
ITRM980338A0
ITRM980338A0 IT98RM000338A ITRM980338A ITRM980338A0 IT RM980338 A0 ITRM980338 A0 IT RM980338A0 IT 98RM000338 A IT98RM000338 A IT 98RM000338A IT RM980338 A ITRM980338 A IT RM980338A IT RM980338 A0 ITRM980338 A0 IT RM980338A0
Authority
IT
Italy
Prior art keywords
television type
type intercom
intercom
television
type
Prior art date
Application number
IT98RM000338A
Other languages
English (en)
Inventor
Seiichi Ogawa
Kenichi Ohta
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of ITRM980338A0 publication Critical patent/ITRM980338A0/it
Publication of ITRM980338A1 publication Critical patent/ITRM980338A1/it
Application granted granted Critical
Publication of IT1299481B1 publication Critical patent/IT1299481B1/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
    • H04N7/186—Video door telephones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/08—Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter
    • H04M11/085—Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter using a television receiver, e.g. viewdata system
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephone Set Structure (AREA)
  • Telephone Function (AREA)
IT98RM000338A 1997-05-29 1998-05-27 Citofono di tipo televisivo IT1299481B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9140189A JPH10336633A (ja) 1997-05-29 1997-05-29 テレビインターホンシステム

Publications (3)

Publication Number Publication Date
ITRM980338A0 true ITRM980338A0 (it) 1998-05-27
ITRM980338A1 ITRM980338A1 (it) 1999-11-29
IT1299481B1 IT1299481B1 (it) 2000-03-16

Family

ID=15262987

Family Applications (1)

Application Number Title Priority Date Filing Date
IT98RM000338A IT1299481B1 (it) 1997-05-29 1998-05-27 Citofono di tipo televisivo

Country Status (5)

Country Link
JP (1) JPH10336633A (it)
KR (1) KR100495633B1 (it)
CN (1) CN1124743C (it)
IT (1) IT1299481B1 (it)
TW (1) TW376616B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102368820A (zh) * 2011-10-27 2012-03-07 东莞中山大学研究院 一种基于数字电视的可视对讲系统
JP6308673B2 (ja) * 2014-10-09 2018-04-11 富士フイルム株式会社 電子内視鏡用の画像処理装置及び電子内視鏡システム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5909258A (en) * 1995-05-31 1999-06-01 Sony Corporation Cathode ray tube display and television set having the same

Also Published As

Publication number Publication date
KR19980087368A (ko) 1998-12-05
CN1201328A (zh) 1998-12-09
CN1124743C (zh) 2003-10-15
JPH10336633A (ja) 1998-12-18
KR100495633B1 (ko) 2005-09-15
IT1299481B1 (it) 2000-03-16
TW376616B (en) 1999-12-11
ITRM980338A1 (it) 1999-11-29

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Legal Events

Date Code Title Description
0001 Granted