GB2217013B - Control of light emission from devices such as cathode ray tubes - Google Patents

Control of light emission from devices such as cathode ray tubes

Info

Publication number
GB2217013B
GB2217013B GB8808083A GB8808083A GB2217013B GB 2217013 B GB2217013 B GB 2217013B GB 8808083 A GB8808083 A GB 8808083A GB 8808083 A GB8808083 A GB 8808083A GB 2217013 B GB2217013 B GB 2217013B
Authority
GB
United Kingdom
Prior art keywords
devices
control
light emission
cathode ray
ray tubes
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 - Fee Related
Application number
GB8808083A
Other versions
GB8808083D0 (en
GB2217013A (en
Inventor
William Ernest Henry Hipwell
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.)
Kodak Ltd
Original Assignee
Kodak 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 Kodak Ltd filed Critical Kodak Ltd
Priority to GB8808083A priority Critical patent/GB2217013B/en
Publication of GB8808083D0 publication Critical patent/GB8808083D0/en
Publication of GB2217013A publication Critical patent/GB2217013A/en
Application granted granted Critical
Publication of GB2217013B publication Critical patent/GB2217013B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/04—Systems determining presence of a target
GB8808083A 1988-04-07 1988-04-07 Control of light emission from devices such as cathode ray tubes Expired - Fee Related GB2217013B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8808083A GB2217013B (en) 1988-04-07 1988-04-07 Control of light emission from devices such as cathode ray tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8808083A GB2217013B (en) 1988-04-07 1988-04-07 Control of light emission from devices such as cathode ray tubes

Publications (3)

Publication Number Publication Date
GB8808083D0 GB8808083D0 (en) 1988-05-11
GB2217013A GB2217013A (en) 1989-10-18
GB2217013B true GB2217013B (en) 1992-10-21

Family

ID=10634689

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8808083A Expired - Fee Related GB2217013B (en) 1988-04-07 1988-04-07 Control of light emission from devices such as cathode ray tubes

Country Status (1)

Country Link
GB (1) GB2217013B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2662263B1 (en) * 1990-05-18 1992-12-18 Neiman Sa VOLUMETRIC ULTRASOUND DETECTOR.
ATE492523T1 (en) 2004-08-05 2011-01-15 Sumitomo Chemical Co METHOD FOR PRODUCING HALOGEN-SUBSTITUTED BENZENEDIMETHANOL
US8639527B2 (en) 2008-04-30 2014-01-28 Ecolab Usa Inc. Validated healthcare cleaning and sanitizing practices
CA2722489C (en) 2008-04-30 2018-05-22 Ecolab Inc. Validated healthcare cleaning and sanitizing practices
USRE48951E1 (en) 2015-08-05 2022-03-01 Ecolab Usa Inc. Hand hygiene compliance monitoring
EP2441062B1 (en) 2009-06-12 2015-09-23 Ecolab USA Inc. Hand hygiene compliance monitoring
US20140210620A1 (en) 2013-01-25 2014-07-31 Ultraclenz Llc Wireless communication for dispenser beacons
US11272815B2 (en) 2017-03-07 2022-03-15 Ecolab Usa Inc. Monitoring modules for hand hygiene dispensers
US10529219B2 (en) 2017-11-10 2020-01-07 Ecolab Usa Inc. Hand hygiene compliance monitoring
US11284333B2 (en) 2018-12-20 2022-03-22 Ecolab Usa Inc. Adaptive route, bi-directional network communication

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2034949A (en) * 1978-11-09 1980-06-11 Gen Electric Intrusion alarm systems
EP0061837A1 (en) * 1981-03-26 1982-10-06 Robert Bacon Pepper Ultrasonically operated water faucet
GB2146821A (en) * 1983-09-20 1985-04-24 Thorn Emi Ferguson Display apparatus
WO1987003100A1 (en) * 1985-11-06 1987-05-21 Formula Systems Limited Proximity detector
GB2183889A (en) * 1985-10-07 1987-06-10 Hagai Sigalov Producing control signals
GB2191861A (en) * 1986-05-15 1987-12-23 Gold Star Co Ultrasonic sensing of televiewing distance

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2034949A (en) * 1978-11-09 1980-06-11 Gen Electric Intrusion alarm systems
EP0061837A1 (en) * 1981-03-26 1982-10-06 Robert Bacon Pepper Ultrasonically operated water faucet
GB2146821A (en) * 1983-09-20 1985-04-24 Thorn Emi Ferguson Display apparatus
GB2183889A (en) * 1985-10-07 1987-06-10 Hagai Sigalov Producing control signals
WO1987003100A1 (en) * 1985-11-06 1987-05-21 Formula Systems Limited Proximity detector
GB2191861A (en) * 1986-05-15 1987-12-23 Gold Star Co Ultrasonic sensing of televiewing distance

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
US REISSUE Re.30719 (from US 4029176) *

Also Published As

Publication number Publication date
GB8808083D0 (en) 1988-05-11
GB2217013A (en) 1989-10-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970407