GB1510704A - Scanning electron microscope system - Google Patents

Scanning electron microscope system

Info

Publication number
GB1510704A
GB1510704A GB14352/75A GB1435275A GB1510704A GB 1510704 A GB1510704 A GB 1510704A GB 14352/75 A GB14352/75 A GB 14352/75A GB 1435275 A GB1435275 A GB 1435275A GB 1510704 A GB1510704 A GB 1510704A
Authority
GB
United Kingdom
Prior art keywords
signal
scanning signal
order term
april
transistors
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
GB14352/75A
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 Electronics UK Ltd
Original Assignee
Philips Electronic and Associated 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 Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1510704A publication Critical patent/GB1510704A/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
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
    • H04N3/233—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor
    • G06G7/20—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor for evaluating powers, roots, polynomes, mean square values or standard deviation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K6/00—Manipulating pulses having a finite slope and not covered by one of the other main groups of this subclass
    • H03K6/04—Modifying slopes of pulses, e.g. S-correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Details Of Television Scanning (AREA)
GB14352/75A 1974-04-11 1975-04-08 Scanning electron microscope system Expired GB1510704A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7404944A NL7404944A (nl) 1974-04-11 1974-04-11 Frequentie onafhankelijke s-korrektie voor een televisieweergeefsysteem.

Publications (1)

Publication Number Publication Date
GB1510704A true GB1510704A (en) 1978-05-17

Family

ID=19821154

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14352/75A Expired GB1510704A (en) 1974-04-11 1975-04-08 Scanning electron microscope system

Country Status (9)

Country Link
JP (1) JPS50139615A (https=)
AU (1) AU7992275A (https=)
BE (1) BE827745A (https=)
BR (1) BR7502112A (https=)
DE (1) DE2514476A1 (https=)
FR (1) FR2267672A1 (https=)
GB (1) GB1510704A (https=)
NL (1) NL7404944A (https=)
SE (1) SE402512B (https=)

Also Published As

Publication number Publication date
AU7992275A (en) 1976-10-14
JPS50139615A (https=) 1975-11-08
NL7404944A (nl) 1975-10-14
FR2267672A1 (https=) 1975-11-07
SE402512B (sv) 1978-07-03
SE7503978L (sv) 1975-10-13
BR7502112A (pt) 1976-02-10
DE2514476A1 (de) 1975-10-30
BE827745A (fr) 1975-10-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee