NL57174C - - Google Patents

Info

Publication number
NL57174C
NL57174C NL57174DA NL57174C NL 57174 C NL57174 C NL 57174C NL 57174D A NL57174D A NL 57174DA NL 57174 C NL57174 C NL 57174C
Authority
NL
Netherlands
Application number
Priority date (The priority date 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 date listed.)
Publication of NL57174C publication Critical patent/NL57174C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/50—Amplitude modulation by converting angle modulation to amplitude modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
    • H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Microwave Amplifiers (AREA)
NL57174D 1938-12-02 NL57174C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR759851X 1938-12-02

Publications (1)

Publication Number Publication Date
NL57174C true NL57174C (enrdf_load_html_response)

Family

ID=9167474

Family Applications (1)

Application Number Title Priority Date Filing Date
NL57174D NL57174C (enrdf_load_html_response) 1938-12-02

Country Status (6)

Country Link
US (2) US2282714A (enrdf_load_html_response)
CH (1) CH222396A (enrdf_load_html_response)
DE (1) DE759851C (enrdf_load_html_response)
FR (3) FR854015A (enrdf_load_html_response)
GB (1) GB537076A (enrdf_load_html_response)
NL (1) NL57174C (enrdf_load_html_response)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL79855C (enrdf_load_html_response) * 1949-11-02
US2719190A (en) * 1950-10-27 1955-09-27 Bell Telephone Labor Inc High-efficiency translating circuit
BE524984A (enrdf_load_html_response) * 1951-07-12
GB989329A (en) * 1964-01-16 1965-04-14 Standard Telephones Cables Ltd Electrical amplifying circuits
DE3906448C1 (enrdf_load_html_response) * 1989-03-01 1990-03-15 Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De
US6334234B1 (en) * 1999-01-08 2002-01-01 Fantom Technologies Inc. Cleaner head for a vacuum cleaner
US7071775B2 (en) * 2004-06-21 2006-07-04 Motorola, Inc. Method and apparatus for an enhanced efficiency power amplifier
US7355470B2 (en) 2006-04-24 2008-04-08 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning
US7327803B2 (en) 2004-10-22 2008-02-05 Parkervision, Inc. Systems and methods for vector power amplification
US9106316B2 (en) 2005-10-24 2015-08-11 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification
US20130078934A1 (en) 2011-04-08 2013-03-28 Gregory Rawlins Systems and Methods of RF Power Transmission, Modulation, and Amplification
US7911272B2 (en) 2007-06-19 2011-03-22 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments
US7937106B2 (en) 2006-04-24 2011-05-03 ParkerVision, Inc, Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same
US8031804B2 (en) 2006-04-24 2011-10-04 Parkervision, Inc. Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
US8315336B2 (en) 2007-05-18 2012-11-20 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment
US7620129B2 (en) 2007-01-16 2009-11-17 Parkervision, Inc. RF power transmission, modulation, and amplification, including embodiments for generating vector modulation control signals
WO2008156800A1 (en) * 2007-06-19 2008-12-24 Parkervision, Inc. Combiner-less multiple input single output (miso) amplification with blended control
WO2009005768A1 (en) 2007-06-28 2009-01-08 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
US7714649B1 (en) 2008-06-02 2010-05-11 Rockwell Collins, Inc. High-efficiency linear amplifier using non linear circuits
KR20140034895A (ko) 2011-06-02 2014-03-20 파커비전, 인크. 안테나 제어
KR20160058855A (ko) 2013-09-17 2016-05-25 파커비전, 인크. 정보를 포함하는 시간의 함수를 렌더링하기 위한 방법, 장치 및 시스템
EP3205017B1 (en) 2014-10-07 2019-05-15 Telefonaktiebolaget LM Ericsson (publ) Driver circuit for composite power amplifier

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE341637A (enrdf_load_html_response) * 1926-05-10
FR39312E (fr) * 1930-05-06 1931-10-12 Radio Electr Soc Fr Perfectionnements aux méthodes de radio-communication
DE598086C (de) * 1931-07-29 1934-06-05 Radio Electr Soc Fr Verfahren zur drahtlosen Nachrichtenuebermittlung mittels zweier aus einem Generator gespeister und in Differentialkopplung auf den Antennenkreis arbeitender Stromkreise
DE611876C (de) * 1934-02-04 1935-04-09 Radio Electr Soc Fr Hochfrequenzsendeanordung fuer modulierte Signale

Also Published As

Publication number Publication date
FR856319A (fr) 1940-06-11
US2282714A (en) 1942-05-12
FR854015A (fr) 1940-04-03
FR50403E (fr) 1940-06-05
DE759851C (de) 1952-11-10
GB537076A (en) 1941-06-09
US2269518A (en) 1942-01-13
CH222396A (fr) 1942-07-15

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