GB679730A - Improvements in or relating to electron beam coding tubes and signal encoding systems using such coding tubes - Google Patents

Improvements in or relating to electron beam coding tubes and signal encoding systems using such coding tubes

Info

Publication number
GB679730A
GB679730A GB24490/49A GB2449049A GB679730A GB 679730 A GB679730 A GB 679730A GB 24490/49 A GB24490/49 A GB 24490/49A GB 2449049 A GB2449049 A GB 2449049A GB 679730 A GB679730 A GB 679730A
Authority
GB
United Kingdom
Prior art keywords
main beam
beams
coding
apertures
pilot
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
GB24490/49A
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB679730A publication Critical patent/GB679730A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
    • H01J31/06—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with more than two output electrodes, e.g. for multiple switching or counting
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/044—Sample and hold circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electron Beam Exposure (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
GB24490/49A 1948-09-30 1949-09-23 Improvements in or relating to electron beam coding tubes and signal encoding systems using such coding tubes Expired GB679730A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52088A US2516752A (en) 1948-09-30 1948-09-30 Coding tube for pulse code modulation signals

Publications (1)

Publication Number Publication Date
GB679730A true GB679730A (en) 1952-09-24

Family

ID=21975387

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24490/49A Expired GB679730A (en) 1948-09-30 1949-09-23 Improvements in or relating to electron beam coding tubes and signal encoding systems using such coding tubes

Country Status (3)

Country Link
US (1) US2516752A (fr)
GB (1) GB679730A (fr)
NL (1) NL76624C (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE495017A (fr) * 1949-04-09
US2615142A (en) * 1950-01-19 1952-10-21 Zenith Radio Corp Deflection control electron discharge device
US2733379A (en) * 1950-10-12 1956-01-31 Device of the kind comprising an elec-
US2597677A (en) * 1950-10-17 1952-05-20 Rca Corp Quantizing apparatus
BE507439A (fr) * 1950-11-30
US2689314A (en) * 1951-07-12 1954-09-14 Norman R Gunderson Cathode-ray tube
US2795376A (en) * 1951-08-17 1957-06-11 Stevens Res Foundation Computing unit for addition and multiplication
US2742531A (en) * 1951-08-17 1956-04-17 Philco Corp Pilot signal controlled, color registration system
US2768319A (en) * 1951-09-15 1956-10-23 Zenith Radio Corp Electron-discharge device
NL89030C (fr) * 1951-11-20
US2781468A (en) * 1952-02-18 1957-02-12 Zenith Radio Corp Television receiver
US2728007A (en) * 1953-07-01 1955-12-20 Rca Corp Cathode ray tube gun structure
US2793249A (en) * 1953-12-04 1957-05-21 Vilbig Friedrich Synthesizer for sound or voice reproduction
US3062984A (en) * 1959-03-05 1962-11-06 Philips Corp Pulse-counting device and counting tubes for such devices
US3074056A (en) * 1960-03-28 1963-01-15 Itt System for large-area display of pictorial and alpha-numeric information
US3202864A (en) * 1961-05-26 1965-08-24 Bell Telephone Labor Inc Electron beam device having divergent emission electron gun
US3878532A (en) * 1972-06-05 1975-04-15 Westinghouse Electric Corp High-frequency analogue to digital conversion apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2108097A (en) * 1934-08-31 1938-02-15 Rca Corp Television transmitter
US2180944A (en) * 1935-03-11 1939-11-21 Rca Corp Television and like receiver
FR812987A (fr) * 1936-01-30 1937-05-21 Perfectionnements aux postes récepteurs de télévision
GB526875A (en) * 1939-01-24 1940-09-27 I M K Syndicate Ltd Improvements in light modulating devices
US2451484A (en) * 1943-10-05 1948-10-19 Bell Telephone Labor Inc Cathode-ray signal utilizing means
US2449339A (en) * 1945-11-13 1948-09-14 Rca Corp Cathode-ray tube

Also Published As

Publication number Publication date
US2516752A (en) 1950-07-25
NL76624C (fr)

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