GB696014A - Improvements in or relating to amplitude-modulators for carrier waves - Google Patents

Improvements in or relating to amplitude-modulators for carrier waves

Info

Publication number
GB696014A
GB696014A GB565/52A GB56552A GB696014A GB 696014 A GB696014 A GB 696014A GB 565/52 A GB565/52 A GB 565/52A GB 56552 A GB56552 A GB 56552A GB 696014 A GB696014 A GB 696014A
Authority
GB
United Kingdom
Prior art keywords
band
filter
carrier
modulator
produce
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
GB565/52A
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 Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB696014A publication Critical patent/GB696014A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
    • H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H03C1/56—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only
    • H03C1/58—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only comprising diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplitude Modulation (AREA)
  • Transmitters (AREA)
GB565/52A 1951-01-11 1952-01-08 Improvements in or relating to amplitude-modulators for carrier waves Expired GB696014A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL297211X 1951-01-11

Publications (1)

Publication Number Publication Date
GB696014A true GB696014A (en) 1953-08-19

Family

ID=19783034

Family Applications (1)

Application Number Title Priority Date Filing Date
GB565/52A Expired GB696014A (en) 1951-01-11 1952-01-08 Improvements in or relating to amplitude-modulators for carrier waves

Country Status (6)

Country Link
US (1) US2676304A (enEXAMPLES)
BE (1) BE508322A (enEXAMPLES)
CH (1) CH297211A (enEXAMPLES)
FR (1) FR1048195A (enEXAMPLES)
GB (1) GB696014A (enEXAMPLES)
NL (2) NL84679C (enEXAMPLES)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851601A (en) * 1954-01-08 1958-09-09 Curtiss Wright Corp Low frequency signal generator
US2958051A (en) * 1957-09-19 1960-10-25 Collins Radio Co Low distortion balanced modulator
US2984785A (en) * 1958-10-27 1961-05-16 Collins Radio Co Even harmonic phase detector
US3925736A (en) * 1974-09-06 1975-12-09 Us Army Diode quad modulator with very high dynamic range

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL44525C (enEXAMPLES) * 1936-07-07
BE427063A (enEXAMPLES) * 1937-03-19
US2214041A (en) * 1938-08-31 1940-09-10 Rca Corp Electrical network
BE463257A (enEXAMPLES) * 1944-03-29
US2455732A (en) * 1947-09-05 1948-12-07 Bell Telephone Labor Inc Double balanced modulator

Also Published As

Publication number Publication date
FR1048195A (fr) 1953-12-21
BE508322A (enEXAMPLES)
CH297211A (de) 1954-03-15
NL158485B (nl)
NL84679C (enEXAMPLES)
US2676304A (en) 1954-04-20

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