GB605352A - Improvements in and relating to frequency-changing arrangements - Google Patents

Improvements in and relating to frequency-changing arrangements

Info

Publication number
GB605352A
GB605352A GB34500/45A GB3450045A GB605352A GB 605352 A GB605352 A GB 605352A GB 34500/45 A GB34500/45 A GB 34500/45A GB 3450045 A GB3450045 A GB 3450045A GB 605352 A GB605352 A GB 605352A
Authority
GB
United Kingdom
Prior art keywords
local oscillator
dec
signal
capacities
diodes
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
Application number
GB34500/45A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Lamps Ltd
Koninklijke Philips NV
Original Assignee
Philips Lamps Ltd
Philips Gloeilampenfabrieken NV
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.)
Filing date
Publication date
Application filed by Philips Lamps Ltd, Philips Gloeilampenfabrieken NV filed Critical Philips Lamps Ltd
Publication of GB605352A publication Critical patent/GB605352A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1408—Balanced arrangements with diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
GB34500/45A 1940-12-05 1945-12-20 Improvements in and relating to frequency-changing arrangements Expired GB605352A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL605352X 1940-12-05

Publications (1)

Publication Number Publication Date
GB605352A true GB605352A (en) 1948-07-21

Family

ID=19787912

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34500/45A Expired GB605352A (en) 1940-12-05 1945-12-20 Improvements in and relating to frequency-changing arrangements

Country Status (5)

Country Link
US (1) US2453078A (enrdf_load_stackoverflow)
BE (1) BE443633A (enrdf_load_stackoverflow)
FR (1) FR877452A (enrdf_load_stackoverflow)
GB (1) GB605352A (enrdf_load_stackoverflow)
NL (2) NL58327C (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636980A (en) * 1953-04-28
NL99734B (enrdf_load_stackoverflow) * 1940-12-05
NL64724C (enrdf_load_stackoverflow) * 1941-07-30 1949-11-15
NL72257C (enrdf_load_stackoverflow) * 1943-03-27
US2591983A (en) * 1943-11-12 1952-04-08 Hartford Nat Bank & Trust Co Mixing circuit arrangement
FR937998A (enrdf_load_stackoverflow) * 1944-07-26 1948-10-12
US2571041A (en) * 1946-06-28 1951-10-09 Rca Corp Heterodyne detector circuit
US2515441A (en) * 1947-06-25 1950-07-18 Avco Mfg Corp Antenna input circuits
US3058028A (en) * 1948-05-24 1962-10-09 Wilkes Gilbert Thermionic type detector for microwave signals
US2594167A (en) * 1948-07-30 1952-04-22 Rca Corp Ultrahigh-frequency bridge circuits
US2553672A (en) * 1948-09-24 1951-05-22 Rca Corp Amplification and demodulation system
US2664501A (en) * 1949-08-10 1953-12-29 Wilcox Gay Corp Frequency conversion system
US2849602A (en) * 1952-03-01 1958-08-26 Du Mont Allen B Lab Inc Heterodyne circuit
US2790898A (en) * 1953-05-04 1957-04-30 Bady Isidore Weak signal detector using synchronously switched rectifier bridge
US2962669A (en) * 1957-08-30 1960-11-29 Rca Corp Modulator of the on/off type
DE1122109B (de) * 1960-06-25 1962-01-18 Intermetall Schaltung zur Amplitudenmodulation von mit Halbeiterelementen bestueckten Sendern

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1864591A (en) * 1925-01-08 1932-06-28 Rca Corp Thermionic device
NL21422C (enrdf_load_stackoverflow) * 1927-04-13
US1821808A (en) * 1927-08-31 1931-09-01 Gen Electric Space discharge device
US2071630A (en) * 1932-07-18 1937-02-23 Heintz & Kaufman Ltd Multiple electrode thermionic tube
US2163707A (en) * 1936-02-27 1939-06-27 Telefunken Gmbh Wide band modulation
US2326801A (en) * 1938-09-22 1943-08-17 George E Pray High frequency tubes and circuits
US2325664A (en) * 1940-04-09 1943-08-03 Cohn Henny Electron discharge device
NL58997C (enrdf_load_stackoverflow) * 1940-05-30
NL99734B (enrdf_load_stackoverflow) * 1940-12-05

Also Published As

Publication number Publication date
FR877452A (fr) 1942-12-08
BE443633A (enrdf_load_stackoverflow)
NL99734B (enrdf_load_stackoverflow)
NL58327C (enrdf_load_stackoverflow)
US2453078A (en) 1948-11-02

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