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Edwin Howard Armstrong
New York 18.December.1890   New York 01.February.1954
 


    


Bibliography
          
1913
Patent GB 147042 Improvements in wireless receiving systems ( GB 147042  NL 7398  DE 480476)(3) 
 
1913
 
1914
    
1914  
Patent US 1.113.149    Circuito di rigenerazione o ricevitore a reazione Wireless Receiving System - Regenerativempfänger  WIRELESS RECEIVING SYSTEM  H. ARMSTRONG (2)
   

  

1915
E.H. Armstrong  - Alcuni recenti sviluppi nel ricevitore Audion ( PIRE settembre 1915 pag. 215)
 
1915
Patent number: 1336378 M. I. PUPIN AND E. H. ARMSTRONG. ANTENNA WITH DISTRIBUTED POSITIVE RESISTANCE(2)
     
1917
 
1917
 
1917
Patent GB 101541  Improvements in and relating to Electrical Wave Transmission
PUPIN MICHAEL IDVORSKY [US]; ARMSTRONG EDWIN HOWARD [US](3) 
       
1917
Operating features of the audion Edwin Howard Armstrong New York Academy of Sciences, 1917 - 29 pagine
 

1917
E.H. Armstrong   Studio della amplificazione eterodina mediante relè elettronico (PIRE aprile 1917 pag. 145)
 
1917
Operating features of the audion Edwin Howard Armstrong  New York Academy of Sciences, 1917 - 29 pag.
            
1918
Patent DK 22946 Leder til Modtagelse af elektromagnetiske Bölger ARMSTRONG EDWIN HOWARD [US]; PUPIN MICHAEL IDVORSKY (3)
1918
Patent DK 23205 Modtagersystem for elektromagnetiske Bölger    ARMSTRONG EDWIN HOWARD [US]; PUPIN MICHAEL IDVORSKY (3)
 
1918
Patent DK 23377  Traadlöst Modtagesystem    (sistema di ricezione) (3)
         
1918
Patent FR 485533 Procédé et dispositifs pour accroitre la sélectivité des circuits électriques  PUPIN MICHAEL IDVORSKY [US];    ARMSTRONG EDWIN HOWARD [US]  (3)
 
1918
Patent FR 20499 Procédé et dispositifs pour accroitre la sélectivité des circuits électriques  (adittion brevet 485533)  MICHAEL IDVORSKY [US];    ARMSTRONG EDWIN HOWARD [US] (3)  
   
1919
Patent DK 24748 Anordning ved traadlöse Modtagesystemer.     ( Un dispositivo per  Sistemi di ricezione)  RMSTRONG EDWIN HOWARD [US];    PUPIN MICHAEL IDVORSKY (3)
          
1920
Patent US 1342885 Improved method for receiving wireless signals 
(US1342885  FR501511  GB 137271) (3)
   
1920
Patent FR 501511 Improved method for receiving wireless signals 
(US1342885  FR501511  GB 137271) (3)
   
1920
US Pat. 1336378 MI PUPIN AND EH ARMSTRONG. ANTENNA WITH DISTRIBUTED POSITIVE RESISTANCE, (2) 
   
1920
Patent US 1334165  M. I. PUPIN AND E. H. ARMSTRONG.   ELECTRIC WAVE TRANSMISSION (2)
 
1920
Patent USA No.1,342,885 Method of Receiving High Frequency Oscillations -Supereterodina  Superhterodynempfänger/Überlagerungsprinzip (2)
  
1920
E.H. Armstrong  Alcuni recenti progressi nei circuiti reattivi ( PIRE agosto 1922 pag. 244)
 
1921
US Pat. 1388441 M.I. PUPIN AND E.H. ARMSTRONG, MULTIPLE ANTENNA FOR ELECTRICAL WAVE TRANSMISSION, (2)
 
1921
Patent GB 137271 Improved method for receiving wireless signals 
(US1342885  FR501511  GB 137271)   
(3)
     
1922
Patent NL 7398 Improvements in wireless receiving systems  ( GB 147042  NL 7398  DE 480476) (3)
   
1922
Patent number: 1415845 M. I, PUPIN AND E. H. ARMSTRONG.
SELECTIVELY OPPOSING IMPEDANCE TO RECEIVED ELECTRICAL OSCILLATIONS (2)
  
1922
Brevetto USA  No.1,416,061 Radioreceiving System having High Selectivity - Empfänger mit hoher Trennschärfe
     
1922
Patent  US 1,424,065 Signaling System - Superregenerativ Empfänger
(US1424065
 
  GB 182135 FR553079   DE479265  NL16958  )    (2)
      
1923
Patent DK 32154  Traadlöst Modtagesystem  (3)
 
1923
Patent GB 182135   Improvements in or relating to wireless signalling systems  
(US1424065   GB 182135 FR553079   DE479265  NL16958  )   (3)
 
1923
Patent  FR 553079  Signalling systems
(US1424065   GB 182135 FR553079   DE479265  NL16958  )   (3)
   
1924
Patent DK 34006 Fremgangsmaade og Apparat til Forstärkning af varierende elektriske Strömme

(Procedure and apparatus for GAIN of varying electrical currents-Schema per apparecchi per amplificazione  di varie correnti elettriche ) 
(3)
       
1925
Patent US 1541780  WAVE SIGNALING SYSTEM  (2)
     
1925
Patent  US 1,539,820 Wave Signaling System - Verbesserungen für den Superregenerativ Empfänger
 
1925
Patent US 1.539,821 Wave Signaling System - Verbesserungen für den Superregenerativ Empfänger (2) 
   
1925
Brevetto USA 1,539,822 Wave Signaling System - Verbesserung der Selektion des Superregenerativ Empfänger (2) 
 
1925
Patent US 1,541,780 Wave Signaling System - Verbesserungen für den Superregenerativ Empfänger
 
1925
US Pat. 1545724 EH ARMSTRONG WAVE SIGNALING SYSTEM (2) 
  
1926
La Superhétérodyne et la Superréaction. Principes et pratique. Détails de construction. Étude comparée de leurs propriétés et de leur évolution. Préface de M. André Blondel, membre de l'Institut. Exposés de l'historique de la superhétérodyne, par MM. Armstrong et Lévy  
 
1926
US Pat. 1611848  WESTINGHOUSE ELECTRIC a MANUFACTURING COMPANY  EH ARMSTRONG WIRELESS RECEIVING SYSTEM FOR CONTINUOUS WAVES   (see Patent GB 191424231 and Patent FR 476770)(2) 
         
1927
Patent  NL 16958  Signalling systems
(US1424065   GB 182135 FR553079   DE479265  NL16958  ) (3)
     
1927
La superhétérodyne et la superréaction: Principes et pratique. Détails de construction. Étude comparée de leurs propriétés et de leur évolution Pierre Hémardinquer, Edwin Howard Armstrong, Lucien Lévy É. Chiron, 1927 - 170 pagine
1928
US Pat. 1675323 -EH ARMSTRONG WAYS SIGNALING SYSTEM  (2)
 
1929
   
1929
Patent  DE 479265  Signalling systems
(US1424065   GB 182135 FR553079   DE479265  NL16958  ) (3)
     
1929
Patent DE 480476 Improvements in wireless receiving systems ( GB 147042  NL 7398  DE 480476) (3)
 
1929
US Pat. 1716573 -... EH ARMSTRONG WAVE SIGNALING SYSTEM (2)
 
1931
Patent FR 723056  Improvements in or relating to radio signalling systems
(
US1941066 FR723056    GB 380876 ) (3)
 
1932
Patent GB 380876 Improvements in or relating to radio signalling systems
(
US1941066 FR723056    GB 380876 ) (3)
   
1933
Patent  US 1.941.066  sistema radiofonico Fm (frequency modulation)  Brevet range radio Fm  Störabstandsverbesserung für FM-Empfänger (US1941066 FR723056    GB 380876 ) (2) 
 
1933
Brevetto USA 1,941,067 Radio Broadcasting and Receiving  (2) 
 
1933
Brevetto USA 1,941,068 Radiosignaling - FM-Modulation und Demodulation
(US1941068-1933    NL44759-1938   DE621204-1935 FR771090-1934) 
(2) 
 
1933
Brevetto USA 1,941,069 Radiosignaling - Reichweitenerhöhung hoher Radiofrequenzen durch FM-Modulation
(US1941069  FR771091   DE924809  BE433916   NL44760  GB 426227 GB 426228) (2)
 
1933
   
1933
Brevetto USA 1,941,447 Radio Telephone Signaling - Vermeidung von Fading und atmosphärischen Störungen durch die FM-Modulation  (2)
1934
Patent FR 771090 Radiosignaling
(US1941068-1933    NL44759-1938   DE621204-1935 FR771090-1934)
(3) 
 
1934
Patent FR 771091  radio signalling
(US1941069  FR771091   DE924809  BE433916   NL44760  GB 426227 GB 426228)(3) 
 
1935
Patent CA 354865 RADIO SIGNALLING SYSTEM (3)
   
1935
Patent CA 354866 RADIO SIGNALLING SYSTEM   (3)
   
1935
Patent DE 621204 Radiosignaling
(US1941068-1933    NL44759-1938   DE621204-1935 FR771090-1934) 
(3)
      
1935
Patent GB 426228 Improvements in or relating to radio signalling (US1941069  FR771091   DE924809  BE433916   NL44760  GB 426227 GB 426228) (3)
 
1935
Patent GB 481527  Improvements in or relating to multiplex radio signalling systems
(US 2104012  GB 481527  FR 811208NL 51362 )  
(3)
 
1936
A method of reducing disturbances in radio signaling by a system of frequency modulation Edwin Howard Armstrong  1936 - 52 pagine
 
1937
Patent Fr 810606  Radio receiving system   (US2116501  FR810606   NL46606 GB 481526)(3) 
    
1937
Patent FR 811208 Multiplex radio signaling system (US 2104012  GB 481527  FR 811208NL 51362 )(3) 
   
1937
US Pat. 2098698 EH ARMSTRONG RADIO TRANSMITTING SYSTEM  (2)
 
1937
US Pat. 2085940 -EH ARMSTRONG PHASE CONTROL SYSTEM  (2)
 
1938
Patent NL 44759 Radiosignaling
(US1941068-1933    NL44759-1938   DE621204-1935 FR771090-1934)
(3) 
     
1938
Patent GB 481526 Improvements in or relating to radio receiving systems (US2116501  FR810606   NL46606 GB 481526) (3)
     
1938
Patent US 2,104,012 Multiplex Radio Signaling System - Verfahren für Multiplex-FM-Übertragungen 
(US 2104012  GB 481527  FR 811208NL 51362 )(2)
 
1938
Patent US 2116501 Radio receiving system (US2116501  FR810606   NL46606 GB 481526) (3)
   
1938
Patent number: 2116502 RADIO RECEIVING SYSTEM Edwin H. Armstrong (2)
 
1938
US Pat. 2122401  E.H. ARMSTRONG FREQUENCY CHANGING SYSTEM  (2)
 
1939
Patent NL 46606  Radio receiving system   (US2116501  FR810606   NL46606 GB 481526) (3)
   
1939
US Pat. 2169212 - E.H. ARMSTRONG  RADIO TRANSMITTING SYSTEM  (2) 
 
1939
Patent BE 433916  radio signalling
 (US1941069  FR771091   DE924809  BE433916   NL44760  GB 426227 GB 426228)(3) 
 
1939
Patent NL 44760   radio signalling
(US1941069  FR771091   DE924809  BE433916   NL44760  GB 426227 GB 426228)
(3) 
     
1940
Evolution of frequency modulation   Edwin Howard Armstrong 1940 - 11 pagine
   
1940
US Pat. 2203712 -EH ARMSTRONG RADIO TRANSMITTING SYSTEM   (2)
   
1940
US Pat. 2215284 E.H. ARMSTRONG . FREQUENCY MODULATION SIGNALING SYSTEM   
(US RE21660-1940    US2215284-1940   BE472015-1947   FR 942970-1949 )
(2) 
   
1940
Patent US re 21660 Frequency modulation signaling system
(US RE21660-1940    US2215284-1940   BE472015-1947   FR 942970-1949 ) (3)
 
1941
Patent NL 51362 Multiplex radio signaling system
(US 2104012  GB 481527  FR 811208NL 51362 ) (3)
   
1941
Frequency modulation and its future uses Edwin Howard Armstrong  American Academy of Political and Social Science, 1941 - 9 pagine
 
1941
Patent US 2264608 E.H. ARMSTRONG  MEANS AND METHOD FOR RELAYING. FREQUENCY MODULATED SIGNALS 
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949   FR946307-1949   GB 623219-1949  GB623221-1949)
(2) 
  
1941
The new radio freedom Edwin Howard Armstrong  1941 - 4 pagine
   
1942
US Pat. 2275486 - EH ARMSTRONG 2275486 MEANS AND METHOD FOR RELAYING  (2) 
 
1942
Patent US 2276008 RADIO REBROADCASTING SYSTEM E. H. ARMSTRONG
( US2276008  BE473378  FR946481 GB 621229  ) 
(2)
1942
Patent USD 2290159 EH ARMSTRONG  FREQUENCY MODULATION SYSTEM
( US2290159-1942    FR946097-1949   NL67371-1951   BE473157-1947 GB 621288-1949) (2) 
 
1942
US Pat. 2295323 EH ARMSTRONG CURRENT LIMITING DEVICE  (2)
 
1943
Patent US 2315308 Method and means for transmitting frequency modulated signals
( US2315308   BE472792    FR946308  GB 623222 )(3) 
   
1943
US Pat. 2323698 -eh Armstrong FREQUENCY MODULATION SIGNALING  
 (US2323698  BE472603   FR946480  GB 623220)(3) 
 
1943
US Pat. 2318137 -  EH ARMSTRONG MEANS FOR RECEIVING RADIO SIGNALS
   
1943
Future of FM is viewed by its inventor:like story of the superheterodyne, a set for every purse  Edwin Howard Armstrong 2 pag.
    
1943
Nikola Tesla, 1857-1943 Edwin Howard Armstrong American Association for the Advancement of Science, 1943 - 2 pagine
 
1947
Patent BE 472015 Frequency modulation signaling system
(US RE21660-1940    US2215284-1940   BE472015-1947   FR 942970-1949 ) (3)
 
1947
Patent BE 473156 Means and method for relaying frequency modulated signals
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949    FR946307-1949   GB 623219-1949  GB623221-1949) (3)
 
1947
Patent BE 472677 Means and method for relaying frequency modulated signals
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949
FR946307-1949   GB 623219-1949  GB623221-1949)(3) 
     
1947
Patent BE 473157 Frequency modulation systems
( US2290159-1942    FR946097-1949   NL67371-1951   BE473157-1947 GB 621288-1949)
(3) 
     
1947
Patent BE 472792  Method and means for transmitting frequency modulated signals
( US2315308   BE472792    FR946308  GB 623222 ) (3)
 
1947
Patent BE 472603 Frequency modulation signalling systems
(US2323698   BE472603   FR946480   GB 623220)(3) 
   
1947
Patent BE 472016 Radio signaling   (  US2602885   BE472016   FR942971 GB 634374 )(3) 
     
1947
Patent FR 942971 Radio signaling   ( US2602885   BE472016   FR942971 GB 634374 )(3) 
1947
Patent BE 473378 Radio rebroadcasting system ( US2276008  BE473378  FR946481 GB 621229  ) (3)
     
1948
A study of the operating characteristics of the ratio detector and its place in radio history Edwin Howard Armstrong, Radio Club of AmericaRadio Club of America, 1948 - 20 pagine
 
1949
Patent FR 942970 Installation de radio-diffusion de signaux modulés en fréquence  
(US RE21660-1940    US2215284-1940   BE472015-1947   FR 942970-1949 ) 
(3)
 
1949
Patent FR 946096 Means and method for relaying frequency modulated signals
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949 FR946307-1949   GB 623219-1949  GB623221-1949) 
(3)
 
1949
Patent FR 946307 Means and method for relaying frequency modulated signals
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949 FR946307-1949   GB 623219-1949  GB623221-1949) (3)
   
1949
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949   FR946307-1949   GB 623219-1949  GB623221-1949)  (3)
     
1949
Patent GB 623221 Means and method for relaying frequency modulated signals
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949   FR946307-1949   GB 623219-1949  GB623221-1949) (3) 
        
1949
Patent GB 621228 Frequency modulation systems
( US2290159-1942    FR946097-1949   NL67371-1951   BE473157-1947 GB 621288-1949) (3)
   
1949
Patent FR 946097 Frequency modulation systems
( US2290159-1942    FR946097-1949   NL67371-1951   BE473157-1947 GB 621288-1949) 
(3)
     
1949
Patent FR 946480 Frequency modulation signalling systems
(US2323698   BE472603   FR946480   GB 623220)(3) 
     

1949
W. Rupert Mac Laurin and R. Joyce Harman, Invention & Innovation in the Radio Industry   (1949, reprinted 1971);
 
1949
Patent FR 946308   Method and means for transmitting frequency modulated signals
( US2315308   BE472792    FR946308  GB 623222 ) (3)
     
1949
Patent GB 623222 Method and means for transmitting frequency modulated signals
( US2315308   BE472792    FR946308  GB 623222 ) 
(3)
    
1949
Patent GB 623220 Frequency modulation signalling systems
 (US2323698    BE472603    FR946480    GB 623220-1949) (3)
  
1949
Patent GB 629676 Current limiting devices   (3)
    
1949
Patent GB 621229 Radio rebroadcasting system ( US2276008  BE473378  FR946481 GB 621229  (3)  
   
1949
Patent FR 946481  Radio rebroadcasting system ( US2276008  BE473378  FR946481 GB 621229  )(3) 
       
1950
Patent GB 634374 Improvements in broadcasting systems  (  US2602885   BE472016   FR942971  ) (3)
 
1951
Patent NL 67372 Means and method for relaying frequency modulated signals
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949 FR946307-1949   GB 623219-1949  GB623221-1949) (3)
 
1951
Patent NL68041 Means and method for relaying frequency modulated signals
(US2264608-1941    BE473156-1947    BE472677-1947   NL67372-1951  NL68041-1951  FR946096-1949 FR946307-1949   GB 623219-1949  GB623221-1949) 
(3)
   
1951
Patent NL 67371 Frequency modulation systems
( US2290159-1942    FR946097-1949   NL67371-1951   BE473157-1947 GB 621288-1949)(3) 
 
1951
US Pat. 2540643 H ARMSTRONG  FREQUENCY-MODULATED CARRIER  (2)
  
1952
Patent number: 2602885 RADIO SIGNALING E. H. ARMSTRONG et al  (  US2602885   BE472016   FR942971 GB 634374 )(2) 
   
1952
(US2630497    FR1021365  NL83428  DE845219    GB 668030)(3) 
   
1952
(US2630497    FR1021365  NL83428  DE845219    GB 668030) (3)
  
1953
Brevetto USA 2,630,497 Frequency Modulation Multiplex System - Verbesserungen für Multiplex-FM-Übertragungen  (US2630497    FR1021365  NL83428  DE845219    GB 668030) (1)
 
1953
(US2630497    FR1021365  NL83428  DE845219    GB 668030) (3)
 
1955
Patent GB 741861 Improvements in radio detection and ranging systems  (US 2738502 (3)
 
1955
Patent DE 924809  radio signalling
(US1941069  FR771091   DE924809  BE433916   NL44760  GB 426227 GB 426228)
(3) 
   
1956
Patent NL 83428  1021365  Frequency modulation multiplex systems
(US2630497    FR1021365  NL83428  DE845219    GB 668030)(3) 
   
1956
United States District Court for the District of Delaware: Edwin H. Armstrong, plaintiff, against Radio Corporation of America and National Broadcasting Company, defendants ; civil action, Edizione 1139
   
1956
Lawrence Lessing, Man of High Fidelity: Edwin Howard Armstrong (1956; reissued 1969), is    a definitive biography.
 
1956
Patent number: 2738502 RADIO DETECTION AND RANGING SYSTEMS  E. H. ARMSTRONG et al (2)
  
1956
US Pat. 2773125 - I EH ARMSTRONG MULTIPLEX FREQUENCY MODULATION (2) 
   
1972
Edwin H. Armstrong Edwin Howard Armstrong, Museum of History and Technology (U.S.). Division of Electricity & Nuclear Energy Smithsonian Institution, 1972 - 143 pagine
    

1973
Don V. Erickson, Armstrong's Fight for FM Broadcasting:One Man vs Big Business and  Bureaucracy (1973), provide historical background.
   
1991
The Legacies of Edwin Howard Armstrong : the regenerative circuit, the superheterodyne circuit, the superregenerative circuit, frequency modulation / [John W. Morrisey, editor] Radio Club of America, c1991.Proceedings of the Radio Club of America ; v.64, no.3;


    
note: 1)  fonte- Wikipedia   ****  http://de.wikipedia.org/wiki/Edwin_Howard_Armstrong#Patente_Armstrongson
2) Google patents
3) http://worldwide.espacenet.com/