GB372168A - Improvements in or relating to television, the transmission of moving pictures and like receiving devices - Google Patents
Improvements in or relating to television, the transmission of moving pictures and like receiving devicesInfo
- Publication number
- GB372168A GB372168A GB20839/31A GB2083931A GB372168A GB 372168 A GB372168 A GB 372168A GB 20839/31 A GB20839/31 A GB 20839/31A GB 2083931 A GB2083931 A GB 2083931A GB 372168 A GB372168 A GB 372168A
- Authority
- GB
- United Kingdom
- Prior art keywords
- television
- relating
- transmission
- receiving devices
- moving pictures
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/02—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only
- H04N3/08—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only having a moving reflector
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Glass Compositions (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
372,168. Television receivers. COMPAGNIE POUR LA FABRICATION DES COMPTEURS ET MATERIEL D'USINES A GAZ, 12, Place des Etats-Unis, Montrouge, Seine, France. July 21, 1931, No. 20839. Convention date, Oct. 31, 1930. Addition to 364,376. [Class 40 (iii).] In the parent Specification a system of mirrors M is placed between the scanning disc D and the observer O. Accord.- ing to the present invention, the last mirror of this system is a concave mirror M4. In a modification, the concave mirror is replaced by two or more plane or concave mirrors whose axes are inclined to each other to enable a plurality of observers to view the received picture, Fig. 2 (not shown).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR651742X | 1930-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB372168A true GB372168A (en) | 1932-05-05 |
Family
ID=9004839
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3721/31A Expired GB364376A (en) | 1930-10-31 | 1931-02-05 | Improvements in or relating to receiving devices for the television of stationary and moving objects |
GB20839/31A Expired GB372168A (en) | 1930-10-31 | 1931-07-21 | Improvements in or relating to television, the transmission of moving pictures and like receiving devices |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3721/31A Expired GB364376A (en) | 1930-10-31 | 1931-02-05 | Improvements in or relating to receiving devices for the television of stationary and moving objects |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE376866A (en) |
DE (1) | DE651742C (en) |
FR (2) | FR706211A (en) |
GB (2) | GB364376A (en) |
NL (1) | NL32897C (en) |
-
0
- NL NL32897D patent/NL32897C/xx active
- BE BE376866D patent/BE376866A/xx unknown
-
1930
- 1930-02-13 FR FR706211D patent/FR706211A/en not_active Expired
- 1930-10-31 FR FR40025D patent/FR40025E/en not_active Expired
-
1931
- 1931-02-05 GB GB3721/31A patent/GB364376A/en not_active Expired
- 1931-02-13 DE DEC44387D patent/DE651742C/en not_active Expired
- 1931-07-21 GB GB20839/31A patent/GB372168A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR706211A (en) | 1931-06-20 |
BE376866A (en) | |
DE651742C (en) | 1937-10-19 |
FR40025E (en) | 1932-03-21 |
NL32897C (en) | |
GB364376A (en) | 1932-01-07 |
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