GB623072A - Improvements in or relating to cathode ray tubes - Google Patents

Improvements in or relating to cathode ray tubes

Info

Publication number
GB623072A
GB623072A GB36723/46A GB3672346A GB623072A GB 623072 A GB623072 A GB 623072A GB 36723/46 A GB36723/46 A GB 36723/46A GB 3672346 A GB3672346 A GB 3672346A GB 623072 A GB623072 A GB 623072A
Authority
GB
United Kingdom
Prior art keywords
grid
fed
cathode
amplifier
centre
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
GB36723/46A
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.)
Westinghouse Electric International Co
Original Assignee
Westinghouse Electric International Co
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 Westinghouse Electric International Co filed Critical Westinghouse Electric International Co
Publication of GB623072A publication Critical patent/GB623072A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/26—Modifications of scanning arrangements to improve focusing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/04—Display arrangements
    • G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/10—Providing two-dimensional and co-ordinated display of distance and direction
    • G01S7/12—Plan-position indicators, i.e. P.P.I.
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Details Of Television Scanning (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB36723/46A 1943-11-24 1946-12-12 Improvements in or relating to cathode ray tubes Expired GB623072A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US511530A US2416199A (en) 1943-11-24 1943-11-24 Cathode-ray tube with spot intensity proportional to radial deflection

Publications (1)

Publication Number Publication Date
GB623072A true GB623072A (en) 1949-05-11

Family

ID=24035285

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36723/46A Expired GB623072A (en) 1943-11-24 1946-12-12 Improvements in or relating to cathode ray tubes

Country Status (4)

Country Link
US (1) US2416199A (enrdf_load_stackoverflow)
BE (1) BE470587A (enrdf_load_stackoverflow)
FR (1) FR942685A (enrdf_load_stackoverflow)
GB (1) GB623072A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501110A (en) * 1945-01-24 1950-03-21 Us Sec War Indicating circuit
US2616078A (en) * 1945-08-02 1952-10-28 Gen Electric Radio detection and ranging system
US2715726A (en) * 1946-12-27 1955-08-16 Robert F Rychlik Dual indicator cathode ray tube
US2613340A (en) * 1948-06-28 1952-10-07 Honeywell Regulator Co Electron beam deflection and rebalancing apparatus
US2768323A (en) * 1955-04-18 1956-10-23 Robert W Schonover Means for increasing the area of good definition in a p. p. i. display
US4086579A (en) * 1976-09-10 1978-04-25 Rca Corporation Video digital display device with analog input

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2092081A (en) * 1934-10-26 1937-09-07 Rca Corp Indicator
US2121359A (en) * 1937-03-31 1938-06-21 Rca Corp Apparatus for timing of periodic events
US2241809A (en) * 1937-07-13 1941-05-13 Ruth C Gilman Television radial scanning system employing cathode beam
US2197900A (en) * 1937-08-30 1940-04-23 Loewe Radio Inc Fading regulation in television receivers
US2234830A (en) * 1938-05-28 1941-03-11 Rca Corp Cathode ray modulator
GB542634A (en) * 1939-10-16 1942-01-21 Helge Fabian Rost Apparatus for simultaneously measuring distances and directions of invisible objects from a movable or stationary spot
US2312761A (en) * 1940-09-26 1943-03-02 Rca Corp Sweep circuit generator for cathode ray tubes
US2313966A (en) * 1941-03-31 1943-03-16 Rca Corp Cathode ray tube system

Also Published As

Publication number Publication date
BE470587A (enrdf_load_stackoverflow)
FR942685A (fr) 1949-02-15
US2416199A (en) 1947-02-18

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