GB2077011B - A bedroom light control device - Google Patents

A bedroom light control device

Info

Publication number
GB2077011B
GB2077011B GB8111807A GB8111807A GB2077011B GB 2077011 B GB2077011 B GB 2077011B GB 8111807 A GB8111807 A GB 8111807A GB 8111807 A GB8111807 A GB 8111807A GB 2077011 B GB2077011 B GB 2077011B
Authority
GB
United Kingdom
Prior art keywords
control device
light control
bedroom light
bedroom
light
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
GB8111807A
Other versions
GB2077011A (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.)
YELDHAM ALBERT JAMES
Original Assignee
YELDHAM ALBERT JAMES
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 YELDHAM ALBERT JAMES filed Critical YELDHAM ALBERT JAMES
Priority to GB8111807A priority Critical patent/GB2077011B/en
Publication of GB2077011A publication Critical patent/GB2077011A/en
Application granted granted Critical
Publication of GB2077011B publication Critical patent/GB2077011B/en
Expired 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
    • H03K17/945—Proximity switches
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
    • H05B47/12—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by detecting audible sound
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
GB8111807A 1980-05-27 1981-04-14 A bedroom light control device Expired GB2077011B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8111807A GB2077011B (en) 1980-05-27 1981-04-14 A bedroom light control device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8017235 1980-05-27
GB8111807A GB2077011B (en) 1980-05-27 1981-04-14 A bedroom light control device

Publications (2)

Publication Number Publication Date
GB2077011A GB2077011A (en) 1981-12-09
GB2077011B true GB2077011B (en) 1983-03-09

Family

ID=26275636

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8111807A Expired GB2077011B (en) 1980-05-27 1981-04-14 A bedroom light control device

Country Status (1)

Country Link
GB (1) GB2077011B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547690B1 (en) * 1983-06-20 1985-12-06 Capel Raymond ELECTRONIC DEVICE FOR CREATING A LIGHT ATMOSPHERE COMPARABLE TO SUNSET
AU2177483A (en) * 1983-03-29 1984-10-04 Jeffery, E.M. Self annunciator
GB2161302A (en) * 1984-07-04 1986-01-08 Christopher Paul Northcott Sound activated light switch
DE3736222A1 (en) * 1987-10-26 1989-05-03 Ingo Maurer CIRCUIT ARRANGEMENT FOR CONTROLLING THE BRIGHTNESS OF A LAMP
GB2250618A (en) * 1990-12-08 1992-06-10 Trevi Spa Limited An electrical switching device
GB2255166B (en) * 1991-03-07 1995-04-26 Stephen Charles Roe Light device

Also Published As

Publication number Publication date
GB2077011A (en) 1981-12-09

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Legal Events

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