GB490676A - Improvements in or relating to synchronising pulse separating circuits for teleyision systems - Google Patents
Improvements in or relating to synchronising pulse separating circuits for teleyision systemsInfo
- Publication number
- GB490676A GB490676A GB4541/37A GB454137A GB490676A GB 490676 A GB490676 A GB 490676A GB 4541/37 A GB4541/37 A GB 4541/37A GB 454137 A GB454137 A GB 454137A GB 490676 A GB490676 A GB 490676A
- Authority
- GB
- United Kingdom
- Prior art keywords
- frame
- network
- pulses
- line
- circuit
- 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
- 238000007689 inspection Methods 0.000 abstract 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000012216 screening Methods 0.000 abstract 1
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
- H04N5/4446—IF amplifier circuits specially adapted for B&W TV
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/14—Demodulation of amplitude-modulated oscillations by means of non-linear elements having more than two poles
- H03D1/16—Demodulation of amplitude-modulated oscillations by means of non-linear elements having more than two poles of discharge tubes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/08—Separation of synchronising signals from picture signals
- H04N5/10—Separation of line synchronising signal from frame synchronising signal or vice versa
-
- 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
- H04N5/455—Demodulation-circuits
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Power Engineering (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Picture Signal Circuits (AREA)
- Circuits Of Receivers In General (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DER95858D DE730998C (de) | 1936-03-20 | 1936-03-20 | Fernsehempfangsschaltungsanordnung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB490676A true GB490676A (en) | 1938-08-15 |
Family
ID=25944618
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4541/37A Expired GB490676A (en) | 1936-03-20 | 1937-02-15 | Improvements in or relating to synchronising pulse separating circuits for teleyision systems |
| GB7680/37A Expired GB492337A (en) | 1936-03-20 | 1937-03-16 | Rectifier for television signals |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7680/37A Expired GB492337A (en) | 1936-03-20 | 1937-03-16 | Rectifier for television signals |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2201794A (enExample) |
| DE (1) | DE730998C (enExample) |
| FR (2) | FR819404A (enExample) |
| GB (2) | GB490676A (enExample) |
| NL (1) | NL49860C (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2458365A (en) * | 1946-09-11 | 1949-01-04 | Motorola Inc | Television receiver |
| US3911317A (en) * | 1973-08-24 | 1975-10-07 | Bell Telephone Labor Inc | Current bootstrap to reduce interelectrode capacitance effect in a vacuum tube |
-
1936
- 1936-03-20 DE DER95858D patent/DE730998C/de not_active Expired
-
1937
- 1937-02-15 GB GB4541/37A patent/GB490676A/en not_active Expired
- 1937-03-13 US US130718A patent/US2201794A/en not_active Expired - Lifetime
- 1937-03-16 GB GB7680/37A patent/GB492337A/en not_active Expired
- 1937-03-19 FR FR819404D patent/FR819404A/fr not_active Expired
- 1937-03-19 FR FR819408D patent/FR819408A/fr not_active Expired
- 1937-03-20 NL NL81751A patent/NL49860C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| FR819404A (fr) | 1937-10-19 |
| DE730998C (de) | 1943-01-30 |
| US2201794A (en) | 1940-05-21 |
| GB492337A (en) | 1938-09-16 |
| FR819408A (fr) | 1937-10-20 |
| NL49860C (enExample) | 1941-02-15 |
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