GB375422A - Improvements in or relating to television systems - Google Patents

Improvements in or relating to television systems

Info

Publication number
GB375422A
GB375422A GB9425/31A GB942531A GB375422A GB 375422 A GB375422 A GB 375422A GB 9425/31 A GB9425/31 A GB 9425/31A GB 942531 A GB942531 A GB 942531A GB 375422 A GB375422 A GB 375422A
Authority
GB
United Kingdom
Prior art keywords
user
operator
image
chair
prism
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
Application number
GB9425/31A
Other languages
English (en)
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products 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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Publication of GB375422A publication Critical patent/GB375422A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Eye Examination Apparatus (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Audible And Visible Signals (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Set Structure (AREA)
GB9425/31A 1930-03-29 1931-03-27 Improvements in or relating to television systems Expired GB375422A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US439986A US1805594A (en) 1930-03-29 1930-03-29 Communicating system
US442503A US2099115A (en) 1930-03-29 1930-04-08 Communication system

Publications (1)

Publication Number Publication Date
GB375422A true GB375422A (en) 1932-06-27

Family

ID=40498202

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9425/31A Expired GB375422A (en) 1930-03-29 1931-03-27 Improvements in or relating to television systems
GB9470/31A Expired GB375785A (en) 1930-03-29 1931-03-28 Improvements in or relating to television systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9470/31A Expired GB375785A (en) 1930-03-29 1931-03-28 Improvements in or relating to television systems

Country Status (4)

Country Link
US (2) US1805594A (enrdf_load_html_response)
BE (1) BE375422A (enrdf_load_html_response)
FR (1) FR714881A (enrdf_load_html_response)
GB (2) GB375422A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478416A1 (fr) * 1980-03-12 1981-09-18 Philips Nv Dispositif de reglage d'un transconducteur electro-acoustique mobile

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2510046A (en) * 1947-04-18 1950-05-30 Zenith Radio Corp Radio-wire signaling system
NL198601A (enrdf_load_html_response) * 1954-09-30
US4845636A (en) * 1986-10-17 1989-07-04 Walker Mark E Remote transaction system
US5202957A (en) * 1990-08-09 1993-04-13 Future Communications Full motion video telephone system
US20020087413A1 (en) * 2000-09-08 2002-07-04 Agent Ai, Inc. Vending machine adapted to vend age-restricted items

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478416A1 (fr) * 1980-03-12 1981-09-18 Philips Nv Dispositif de reglage d'un transconducteur electro-acoustique mobile

Also Published As

Publication number Publication date
BE375422A (enrdf_load_html_response) 1931-01-31
US2099115A (en) 1937-11-16
US1805594A (en) 1931-05-19
FR714881A (fr) 1931-11-30
GB375785A (en) 1932-06-28

Similar Documents

Publication Publication Date Title
US2420198A (en) Two-way television communication unit
EP3468183B1 (en) System and method for audio and video synchronization test
US3784738A (en) Image reproduction system for dimensional stereoptic perception
US3116365A (en) Alignment device
US2420197A (en) System for supervising the taking of moving pictures
US3567848A (en) Telephone-television equipment
US2384260A (en) Television apparatus
GB375422A (en) Improvements in or relating to television systems
US3525807A (en) Telephone-television substation apparatus
US1932253A (en) Television system
US2059221A (en) Television system
GB2076253A (en) Video interphone station
US2186570A (en) Television reproducer
US2288430A (en) Scanning apparatus
US2164038A (en) Facsimile transmission and reproduction
US2450030A (en) Facsimile telegraph system and apparatus
GB485622A (en) Method and apparatus for television scanning
Ives et al. Image Transmission System for Two‐Way Television
EP0107092A2 (en) Method and apparatus for generating multicolor and/or threedimensional pictures
AT132845B (de) Fernseheinrichtung.
US3158683A (en) Composite signal-producing apparatus with means for producing sync pulses by offsetting black level
JP2000138926A (ja) 後ろ姿見
US2082339A (en) Television system
JPH06225298A (ja) テレビ通話用端末装置
US1792259A (en) Transmission of pictures