BE542407A - - Google Patents
Info
- Publication number
- BE542407A BE542407A BE542407DA BE542407A BE 542407 A BE542407 A BE 542407A BE 542407D A BE542407D A BE 542407DA BE 542407 A BE542407 A BE 542407A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Picture Signal Circuits (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US465541A US2820181A (en) | 1954-10-29 | 1954-10-29 | Polarizing circuit for television signals or the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE542407A true BE542407A (de) |
Family
ID=23848232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE542407D BE542407A (de) | 1954-10-29 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2820181A (de) |
| BE (1) | BE542407A (de) |
| DE (1) | DE1069677B (de) |
| FR (1) | FR1133016A (de) |
| GB (1) | GB777674A (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2964682A (en) * | 1959-05-05 | 1960-12-13 | Bell Telephone Labor Inc | Polarizing circuit for television signals or the like |
| US3273039A (en) * | 1963-04-24 | 1966-09-13 | Fox Prod Co | Polarity correcting circuits |
| US3610819A (en) * | 1966-01-04 | 1971-10-05 | Rca Corp | Video recording with alternate period inversion and low-frequency premphasis |
| US3626201A (en) * | 1970-06-05 | 1971-12-07 | Lorain Prod Corp | Polarity responsive circuit for telephone systems |
| US3987240A (en) * | 1974-06-26 | 1976-10-19 | Glentronics/Division Of Sawyer Industries, Inc. | Direct current power system including standby for community antenna television networks |
| US4176248A (en) * | 1977-12-23 | 1979-11-27 | Bell Telephone Laboratories, Incorporated | System for identifying and correcting the polarity of a data signal |
| GB2137460A (en) * | 1983-03-18 | 1984-10-03 | Philips Electronic Associated | Polarity reversing circuit for tv sync signals |
| US4679087A (en) * | 1984-03-12 | 1987-07-07 | Loge/Dunn Instruments, Inc. | Method and apparatus for photographing video images of either polarity without CRT brightness or contrast readjustment |
| GB8829063D0 (en) * | 1988-12-13 | 1989-01-25 | British Telecomm | Predictive coding and decoding |
| US5886071A (en) * | 1997-08-26 | 1999-03-23 | National Starch And Chemical Investment Holding Corporation | Stable high performance one part acrylic adhesive system |
| CN102570840A (zh) * | 2010-12-13 | 2012-07-11 | 深圳市金威源科技股份有限公司 | 一种电压正负极极性切换电路 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2699529A (en) * | 1949-08-26 | 1955-01-11 | Bell Telephone Labor Inc | Electronic timer |
| US2689939A (en) * | 1952-12-12 | 1954-09-21 | Fox Prod Co | Battery testing apparatus |
-
0
- DE DENDAT1069677D patent/DE1069677B/de active Pending
- BE BE542407D patent/BE542407A/xx unknown
-
1954
- 1954-10-29 US US465541A patent/US2820181A/en not_active Expired - Lifetime
-
1955
- 1955-07-01 FR FR1133016D patent/FR1133016A/fr not_active Expired
- 1955-10-25 GB GB30476/55A patent/GB777674A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB777674A (en) | 1957-06-26 |
| FR1133016A (fr) | 1957-03-20 |
| DE1069677B (de) | 1959-11-26 |
| US2820181A (en) | 1958-01-14 |