NL250191A - - Google Patents
Info
- Publication number
- NL250191A NL250191A NL250191A NL250191A NL250191A NL 250191 A NL250191 A NL 250191A NL 250191 A NL250191 A NL 250191A NL 250191 A NL250191 A NL 250191A NL 250191 A NL250191 A NL 250191A
- Authority
- NL
- Netherlands
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
- H04N5/50—Tuning indicators; Automatic tuning control
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
- H03D13/007—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations
- H03D13/009—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations using diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
- H04N5/126—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator
-
- 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
- H04N5/20—Circuitry for controlling amplitude response
-
- 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
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/202—Gamma control
-
- 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
- H04N5/57—Control of contrast or brightness
-
- 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
- H04N5/57—Control of contrast or brightness
- H04N5/58—Control of contrast or brightness in dependence upon ambient light
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/44—Colour synchronisation
- H04N9/455—Generation of colour burst signals; Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Television Receiver Circuits (AREA)
- Picture Signal Circuits (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Rectifiers (AREA)
- Control Of Eletrric Generators (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEST14972A DE1093814B (de) | 1959-04-07 | 1959-04-07 | Verfahren zur automatischen Kontrastregelung von Fernsehgeraeten |
| DE1959ST015206 DE1144328C2 (de) | 1959-04-07 | 1959-06-04 | Verfahren zum phasen- und frequenzvergleich und schaltungsanordnung zur durchfuehrung des verfahrens |
| DEST15639A DE1104369B (de) | 1959-09-30 | 1959-09-30 | In ein Leichtmotorrad umwandelbares Motorfahrrad |
| DEST15949A DE1152137B (de) | 1959-04-07 | 1959-12-30 | Verfahren zum Phasen- und Frequenzvergleich unter Verwendung einer Schaltung mit zwei Gleichrichter-strecken |
| DE1960ST015994 DE1283876B (de) | 1960-01-14 | 1960-01-14 | Verfahren zum Phasen- und Frequenzvergleich unter Verwendung einer Schaltung mit zwei Gleichrichterstrecken |
| DEST16109A DE1291774B (de) | 1959-04-07 | 1960-02-12 | Verfahren zum Phasen- und Frequenzvergleich unter Verwendung einer Schaltung mit zwei Gleichrichterstrecken |
| DEST17042A DE1248095B (de) | 1959-04-07 | 1960-10-25 | Verfahren zur Beeinflussung des Kontrastverlaufes bei der Wiedergabe von Fernsehbildern |
| DE1961ST017742 DE1299693B (de) | 1961-04-27 | 1961-04-27 | Verfahren zum Phasen- und Frequenzvergleich unter Verwendung einer Schaltung mit zwei Gleichrichterstrecken |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL250191A true NL250191A (US07714131-20100511-C00038.png) | 1964-02-25 |
Family
ID=32475927
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL250191A NL250191A (US07714131-20100511-C00038.png) | 1959-04-07 | 1960-04-06 | |
| NL60252102A NL143776B (nl) | 1959-04-07 | 1960-05-30 | Inrichting met een schakeling voor fase- en frequentievergelijking van twee signalen en schakeling voor deze inrichting. |
| NL270595A NL270595A (US07714131-20100511-C00038.png) | 1959-04-07 | 1961-10-25 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL60252102A NL143776B (nl) | 1959-04-07 | 1960-05-30 | Inrichting met een schakeling voor fase- en frequentievergelijking van twee signalen en schakeling voor deze inrichting. |
| NL270595A NL270595A (US07714131-20100511-C00038.png) | 1959-04-07 | 1961-10-25 |
Country Status (4)
| Country | Link |
|---|---|
| US (4) | US3087012A (US07714131-20100511-C00038.png) |
| DE (5) | DE1093814B (US07714131-20100511-C00038.png) |
| GB (3) | GB910937A (US07714131-20100511-C00038.png) |
| NL (3) | NL250191A (US07714131-20100511-C00038.png) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1177198B (de) * | 1961-06-09 | 1964-09-03 | Telefunken Patent | Schaltungsanordnung zur Synchronisierung eines Schwingungserzeugers, insbesondere fuer Fernsehempfaenger |
| BE636525A (US07714131-20100511-C00038.png) * | 1962-09-07 | 1900-01-01 | ||
| DE1211246B (de) * | 1963-11-06 | 1966-02-24 | Loewe Opta Ag | Verfahren zur stoerungsfreien Wiedergabe von auf Magnetogrammtraegern gespeicherten Hochfrequenzsignalen |
| DE1591994C3 (de) * | 1967-07-12 | 1984-03-01 | Rohde & Schwarz GmbH & Co KG, 8000 München | Kombinierte Frequenz- und Phasenvergleichsschaltung |
| US3622698A (en) * | 1969-03-03 | 1971-11-23 | Magnavox Co | Facsimile system with selective contrast control |
| FR2117909B1 (US07714131-20100511-C00038.png) * | 1970-12-16 | 1976-12-03 | Fernseh Gmbh | |
| DE2208267C3 (de) * | 1972-02-22 | 1983-01-20 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Synchronisierschaltung für die Zeilenablenkung in einem Fernsehempfänger |
| FR2284306A1 (fr) * | 1974-09-13 | 1976-04-09 | Thomson Csf | Perfectionnements aux appareils de visualisation d'une section d'un corps soumis a des radiations penetrantes, et notamment a des rayonx x ou g |
| US4511921A (en) * | 1982-06-16 | 1985-04-16 | Rca Corporation | Television receiver with manual and selectively disabled automatic picture control |
| US4451849A (en) * | 1982-06-23 | 1984-05-29 | Rca Corporation | Plural operating mode ambient light responsive television picture control |
| US4573081A (en) * | 1983-08-26 | 1986-02-25 | Rca Corporation | Frequency selective video signal compression |
| US6327708B1 (en) | 1998-09-15 | 2001-12-04 | True Image, L.L.C. | System of absolute measurement for radiological image luminance control |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE532327A (US07714131-20100511-C00038.png) * | ||||
| US2243599A (en) * | 1938-04-30 | 1941-05-27 | Hazeltine Corp | Video-frequency signal-translating system |
| US2259520A (en) * | 1939-03-15 | 1941-10-21 | Hazeltine Corp | Television receiving apparatus |
| US2264172A (en) * | 1939-08-25 | 1941-11-25 | John C Batchelor | Television receiver |
| US2310671A (en) * | 1941-02-12 | 1943-02-09 | John C Batchelor | Image producer |
| US2463735A (en) * | 1945-03-17 | 1949-03-08 | Rca Corp | Split channel direct-current insertion network |
| FR960860A (US07714131-20100511-C00038.png) * | 1947-02-12 | 1950-04-27 | ||
| US2551785A (en) * | 1947-06-24 | 1951-05-08 | Rca Corp | Television synchronizing apparatus |
| NL150323B (nl) * | 1948-04-15 | Ideal Kk | Zelfopenende en -sluitende paraplu. | |
| GB683605A (en) * | 1948-04-21 | 1952-12-03 | Emi Ltd | Improvements relating to television apparatus employing non-linear circuits |
| GB692543A (en) * | 1948-04-21 | 1953-06-10 | Emi Ltd | Improvements relating to non-linear electrical circuits |
| DE972553C (de) * | 1951-02-16 | 1959-08-13 | Max Grundig | Schaltungsanordnung zur selbsttaetigen Phasenregelung eines synchronisierten Oszillators |
| US2703341A (en) * | 1951-09-11 | 1955-03-01 | Philco Corp | Automatic gain control for television receivers providing control during weak signal reception |
| US2742591A (en) * | 1952-07-18 | 1956-04-17 | Samuel A Procter | Television sweep circuit |
| NL182822B (nl) * | 1952-11-15 | Roskam Willem Gerrit | Preparatief elektroforese-apparaat. | |
| NL191748A (US07714131-20100511-C00038.png) * | 1953-10-27 | |||
| US2812435A (en) * | 1954-10-05 | 1957-11-05 | Hughes Aircraft Co | Time discriminator |
| BE546952A (US07714131-20100511-C00038.png) * | 1955-04-12 | |||
| US2865991A (en) * | 1956-01-03 | 1958-12-23 | Trad Television Corp | Dynamic contrast expander |
| US2937235A (en) * | 1956-05-01 | 1960-05-17 | Rca Corp | Automatic gain control systems |
| US2859717A (en) * | 1956-07-02 | 1958-11-11 | Aubrey S Crutcher | Slack pipe loop lowering device and method |
| US2853650A (en) * | 1956-08-27 | 1958-09-23 | Richard N Close | C.-r. tube deflection circuit |
| DE1088534B (de) * | 1956-10-20 | 1960-09-08 | Grundig Max | Gradationsregler fuer Fernsehempfaenger |
| US2923851A (en) * | 1956-12-26 | 1960-02-02 | Clayton A Washburn | Wave-form generator |
| US2882447A (en) * | 1957-02-26 | 1959-04-14 | Shuhman Abraham | Anode pulser |
| AT203073B (de) * | 1957-03-09 | 1959-04-25 | Philips Nv | Schaltungsanordnung zur Regelung der Grundhelligkeit und der Gradation einer elektro-optischen Wiedergabeeinrichtung, insbesondere in einem Fernsehempfänger |
| US2999127A (en) * | 1957-10-14 | 1961-09-05 | Philco Corp | Amplitude selective amplifying system |
| US2864954A (en) * | 1957-11-01 | 1958-12-16 | Edward L Byrne | Pulse regenerator circuit |
| BE578175A (US07714131-20100511-C00038.png) * | 1958-04-29 | |||
| DE1112543B (de) * | 1959-02-14 | 1961-08-10 | Philips Nv | Schaltungsanordnung zur selbsttaetigen raumlichtabhaengigen Regelung der Helligkeit und des Kontrastes bei einem Fernsehempfaenger |
-
1959
- 1959-04-07 DE DEST14972A patent/DE1093814B/de active Pending
- 1959-06-04 DE DE1959ST015206 patent/DE1144328C2/de not_active Expired
- 1959-12-30 DE DEST15949A patent/DE1152137B/de active Pending
-
1960
- 1960-02-12 DE DEST16109A patent/DE1291774B/de not_active Withdrawn
- 1960-03-31 US US19071A patent/US3087012A/en not_active Expired - Lifetime
- 1960-04-01 GB GB11592/60A patent/GB910937A/en not_active Expired
- 1960-04-06 NL NL250191A patent/NL250191A/xx unknown
- 1960-05-26 US US31923A patent/US3144612A/en not_active Expired - Lifetime
- 1960-05-30 NL NL60252102A patent/NL143776B/xx not_active IP Right Cessation
- 1960-09-30 US US59622A patent/US3104281A/en not_active Expired - Lifetime
- 1960-10-25 DE DEST17042A patent/DE1248095B/de active Pending
-
1961
- 1961-09-29 GB GB35247/61A patent/GB997584A/en not_active Expired
- 1961-10-20 US US146459A patent/US3187095A/en not_active Expired - Lifetime
- 1961-10-25 NL NL270595A patent/NL270595A/xx unknown
-
1962
- 1962-04-19 GB GB15210/62A patent/GB996624A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1291774B (de) | 1969-04-03 |
| DE1144328B (de) | 1963-02-28 |
| DE1093814B (de) | 1960-12-01 |
| DE1152137B (de) | 1963-08-01 |
| GB910937A (en) | 1962-11-21 |
| GB997584A (en) | 1965-07-07 |
| US3087012A (en) | 1963-04-23 |
| GB996624A (en) | 1965-06-30 |
| NL270595A (US07714131-20100511-C00038.png) | 1964-08-05 |
| DE1248095B (de) | 1967-08-24 |
| NL143776B (nl) | 1974-10-15 |
| DE1144328C2 (de) | 1978-10-05 |
| NL252102A (US07714131-20100511-C00038.png) | 1964-02-25 |
| US3104281A (en) | 1963-09-17 |
| US3144612A (en) | 1964-08-11 |
| US3187095A (en) | 1965-06-01 |
