NL212905A - - Google Patents
Info
- Publication number
- NL212905A NL212905A NL212905DA NL212905A NL 212905 A NL212905 A NL 212905A NL 212905D A NL212905D A NL 212905DA NL 212905 A NL212905 A NL 212905A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/16—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level
- H04N5/18—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
- H04N5/185—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB973/56A GB797810A (en) | 1956-01-11 | 1956-01-11 | Improvements in or relating to pulse controlled electrical circuit arrangements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL212905A true NL212905A (https=) |
Family
ID=9713779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL212905D NL212905A (https=) | 1956-01-11 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2935608A (https=) |
| FR (1) | FR1163971A (https=) |
| GB (1) | GB797810A (https=) |
| NL (1) | NL212905A (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3076901A (en) * | 1960-01-11 | 1963-02-05 | Electric Associates Inc | Circuit for separately indicating voltage magnitude and polarity of analog input signal |
| US3308388A (en) * | 1963-01-22 | 1967-03-07 | Bell Telephone Labor Inc | Noise reduction circuit for a binary signal discriminator |
| KR101283352B1 (ko) | 2004-02-03 | 2013-07-08 | 에스.씨. 존슨 앤드 선, 인코포레이티드 | 빛과 휘발성의 활성물질의 조화방출을 제공하는 장치 |
| US7824627B2 (en) | 2004-02-03 | 2010-11-02 | S.C. Johnson & Son, Inc. | Active material and light emitting device |
| US7350720B2 (en) | 2004-02-03 | 2008-04-01 | S.C. Johnson & Son, Inc. | Active material emitting device |
| EP1941308B1 (en) * | 2005-10-03 | 2013-07-10 | S.C. Johnson & Son, Inc. | Light apparatus |
| EP2249253A1 (en) | 2008-01-02 | 2010-11-10 | SanDisk IL Ltd. | Storage device having direct user access |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2459798A (en) * | 1944-03-03 | 1949-01-25 | Standard Telephones Cables Ltd | Signal translator blocking circuit |
| US2450818A (en) * | 1944-08-26 | 1948-10-05 | Raymond K Vermillion | Electronic noise eliminator |
| NL82308C (https=) * | 1949-06-04 | |||
| US2683803A (en) * | 1950-09-27 | 1954-07-13 | Rca Corp | Method of and means for amplifying pulses |
| US2781445A (en) * | 1953-05-20 | 1957-02-12 | Rca Corp | Circuit for continuously corrected storage |
| US2761130A (en) * | 1953-08-04 | 1956-08-28 | Hughes Aircraft Co | Radar lock-on responsive control circuit |
| US2792496A (en) * | 1953-09-24 | 1957-05-14 | Rca Corp | Stabilized direct current setting apparatus |
| US2843662A (en) * | 1954-08-11 | 1958-07-15 | Bell Telephone Labor Inc | Shunt clamper of the feedback type |
-
0
- NL NL212905D patent/NL212905A/xx unknown
-
1956
- 1956-01-11 GB GB973/56A patent/GB797810A/en not_active Expired
- 1956-11-07 US US620859A patent/US2935608A/en not_active Expired - Lifetime
- 1956-11-15 FR FR1163971D patent/FR1163971A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1163971A (fr) | 1958-10-03 |
| US2935608A (en) | 1960-05-03 |
| GB797810A (en) | 1958-07-09 |