ES182493A1 - Mejoras en radorreceptores - Google Patents
Mejoras en radorreceptoresInfo
- Publication number
- ES182493A1 ES182493A1 ES0182493A ES182493A ES182493A1 ES 182493 A1 ES182493 A1 ES 182493A1 ES 0182493 A ES0182493 A ES 0182493A ES 182493 A ES182493 A ES 182493A ES 182493 A1 ES182493 A1 ES 182493A1
- Authority
- ES
- Spain
- Prior art keywords
- pulses
- pulse
- supply
- circuit
- occurrence
- 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
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B13/00—Special devices for ventilating gasproof shelters
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Circuits Of Receivers In General (AREA)
- Near-Field Transmission Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
- Electric Clocks (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US488181A US2419569A (en) | 1943-05-24 | 1943-05-24 | Radio receiver |
Publications (1)
Publication Number | Publication Date |
---|---|
ES182493A1 true ES182493A1 (es) | 1948-04-16 |
Family
ID=23938645
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0182493A Expired ES182493A1 (es) | 1943-05-24 | 1948-02-20 | Mejoras en radorreceptores |
Country Status (6)
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2552496A (en) * | 1942-11-30 | 1951-05-08 | Rinia Herre | Receiver for modulated radiofrequency pulses |
GB585613A (en) * | 1944-09-15 | 1947-02-13 | Standard Telephones Cables Ltd | Improvements in super-regenerative receivers for electromagnetic waves |
US2532221A (en) * | 1945-01-16 | 1950-11-28 | Philco Corp | Pulse modulated echo ranging system |
US2515282A (en) * | 1945-02-17 | 1950-07-18 | Everard M Williams | Portable interference transmitter |
US2525634A (en) * | 1945-12-07 | 1950-10-10 | Rca Corp | Pulse communication system |
US2553219A (en) * | 1946-04-02 | 1951-05-15 | Philco Corp | Superregenerator |
US2588730A (en) * | 1947-05-02 | 1952-03-11 | Wayne R Johnson | Method and apparatus for frequency response measurement |
US2623173A (en) * | 1947-06-05 | 1952-12-23 | Gen Teleradio Inc | Television phase-actuated control equipment |
US2511409A (en) * | 1947-10-22 | 1950-06-13 | Hallicrafters Co | Superregenerative circuit |
US2656465A (en) * | 1948-05-12 | 1953-10-20 | Zenith Radio Corp | Synchronizing system |
US2704812A (en) * | 1949-05-26 | 1955-03-22 | Gen Electric | Synchronizing system |
US2966953A (en) * | 1955-11-14 | 1961-01-03 | Jersey Prod Res Co | Apparatus for presenting seismic data |
US3195069A (en) * | 1960-07-20 | 1965-07-13 | Itt | Signal generator having a controllable frequency characteristic |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1919985A (en) * | 1931-07-23 | 1933-07-25 | Gen Electric | Cathode ray oscillograph sweep circuit |
NL88393C (US08080257-20111220-C00005.png) * | 1937-06-18 | |||
US2323596A (en) * | 1941-06-17 | 1943-07-06 | Rca Corp | Frequency modulation receiver |
-
0
- BE BE480693D patent/BE480693A/xx unknown
- NL NL137189D patent/NL137189C/xx active
- FR FR57767D patent/FR57767E/fr not_active Expired
- NL NL137188D patent/NL137188C/xx active
- BE BE481275D patent/BE481275A/xx unknown
-
1943
- 1943-05-24 US US488181A patent/US2419569A/en not_active Expired - Lifetime
-
1944
- 1944-10-18 GB GB20199/44A patent/GB600255A/en not_active Expired
-
1945
- 1945-01-15 GB GB1233/45A patent/GB600259A/en not_active Expired
-
1947
- 1947-08-05 FR FR951075D patent/FR951075A/fr not_active Expired
-
1948
- 1948-02-20 ES ES0182493A patent/ES182493A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL137189C (US08080257-20111220-C00005.png) | |
FR951075A (fr) | 1949-10-14 |
BE481275A (US08080257-20111220-C00005.png) | |
FR57767E (US08080257-20111220-C00005.png) | 1953-09-09 |
GB600259A (en) | 1948-04-05 |
BE480693A (US08080257-20111220-C00005.png) | |
NL137188C (US08080257-20111220-C00005.png) | |
GB600255A (en) | 1948-04-05 |
US2419569A (en) | 1947-04-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES179274A1 (es) | UN DISPOSITIVO INDICADOR DE POSICIoN POR IMPULSOS DE RADIO | |
ES182493A1 (es) | Mejoras en radorreceptores | |
ES182163A1 (es) | Mejoras introducidas en filtros selestores de ondas | |
ES182197A1 (es) | Un dispositivo selector de impulsos | |
FR901379A (fr) | Télégraphie par variations de fréquence | |
ES181843A1 (es) | MEJORAS EN SISTEMAS DE ONDULACIoN | |
ES178724A1 (es) | Mejoras en sistemas generadores de oscilaciones | |
CH262108A (de) | Generator zum Erzeugen von Impulsen vorbestimmter Zeitdauer in vorbestimmten Zeitabständen. | |
ES182209A1 (es) | Mejoras en circuitos receptores | |
CH239856A (de) | Generator zur Erzeugung von Mikrowellen. | |
ES182266A1 (es) | MEJORAS EN SISTEMAS DE COMUNICACIoN | |
ES182088A1 (es) | Mejoras en radiorreceptores | |
DK69580C (da) | Generator til frembringelse af højfrekvente impulser af bestemt varighed. | |
ES181978A1 (es) | DISPOSICIONES EN LA DETECCIoN DE IMPULSOS DE RADIOFRECUENCIA | |
CH234435A (de) | Entladungsröhre zur Erzeugung von Ultrahochfrequenzschwingungen. | |
ES181013A1 (es) | MEJORAS EN INDICADORES DE DIRECCIoN | |
ES175446A1 (es) | MEJORAS EN O RELATIVAS A SISTEMAS DE SENALIZACIoN POR IMPULSOS | |
CH242748A (de) | Schaltungsanordnung zur Verstärkung oder Erzeugung von Ultrahochfrequenzschwingungen. | |
ES182340A1 (es) | MEJORAS EN CIRCUITOS DE MODULACIoN DE IMPULSOS EN TIEMPO | |
DK85722C (da) | Apparat til frembringelse af synkroniseringsimpulser i impulskode-modulations-systemer. | |
DK80905C (da) | Apparat med et udladningsrør, hvori hastigheden af elektronerne styres af en ultrahøjfrekvenssvingning. | |
DK70939C (da) | Apparat til frembringelse af et højfrekvent drejefelt. | |
ES178070A1 (es) | Mejoras en receptores de superheterodinos | |
CH248954A (de) | Vorrichtung zur Erzeugung von Ultrahochfrequenzschwingungen mittels Laufzeitmodulation. | |
DK71002C (da) | Apparat til frembringelse af ultrahøjfrekvenssvingninger. |