IT1173218B - Elemento circuitale a radiazione elettromagnetica - Google Patents

Elemento circuitale a radiazione elettromagnetica

Info

Publication number
IT1173218B
IT1173218B IT19441/84A IT1944184A IT1173218B IT 1173218 B IT1173218 B IT 1173218B IT 19441/84 A IT19441/84 A IT 19441/84A IT 1944184 A IT1944184 A IT 1944184A IT 1173218 B IT1173218 B IT 1173218B
Authority
IT
Italy
Prior art keywords
electromagnetic radiation
circuit element
radiation circuit
electromagnetic
radiation
Prior art date
Application number
IT19441/84A
Other languages
English (en)
Other versions
IT8419441A0 (it
Inventor
Arne Bergstroem
Original Assignee
Arne Bergstroem
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 Arne Bergstroem filed Critical Arne Bergstroem
Publication of IT8419441A0 publication Critical patent/IT8419441A0/it
Application granted granted Critical
Publication of IT1173218B publication Critical patent/IT1173218B/it

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
    • H03K17/96—Touch switches
    • H03K17/9627—Optical touch switches
    • H03K17/9631—Optical touch switches using a light source as part of the switch
IT19441/84A 1983-02-03 1984-02-03 Elemento circuitale a radiazione elettromagnetica IT1173218B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838302997A GB8302997D0 (en) 1983-02-03 1983-02-03 Electromagnetic radiation circuit element

Publications (2)

Publication Number Publication Date
IT8419441A0 IT8419441A0 (it) 1984-02-03
IT1173218B true IT1173218B (it) 1987-06-18

Family

ID=10537416

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19441/84A IT1173218B (it) 1983-02-03 1984-02-03 Elemento circuitale a radiazione elettromagnetica

Country Status (9)

Country Link
US (1) US4629884A (it)
EP (1) EP0163648B1 (it)
JP (1) JPS60500984A (it)
DE (1) DE3473708D1 (it)
DK (1) DK473084A (it)
FI (1) FI82331C (it)
GB (1) GB8302997D0 (it)
IT (1) IT1173218B (it)
WO (1) WO1984003186A1 (it)

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US8013845B2 (en) 2005-12-30 2011-09-06 Flatfrog Laboratories Ab Optical touch pad with multilayer waveguide
US20080007541A1 (en) * 2006-07-06 2008-01-10 O-Pen A/S Optical touchpad system and waveguide for use therein
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US8094136B2 (en) 2006-07-06 2012-01-10 Flatfrog Laboratories Ab Optical touchpad with three-dimensional position determination
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US9919168B2 (en) * 2009-07-23 2018-03-20 Palomar Medical Technologies, Inc. Method for improvement of cellulite appearance
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US9024915B1 (en) 2011-07-15 2015-05-05 Chelsea Trent Keyboard with reflected light beam finger detection
KR102342629B1 (ko) 2012-04-18 2021-12-22 싸이노슈어, 엘엘씨 피코초 레이저 장치 및 그를 사용한 표적 조직의 치료 방법
US10168835B2 (en) 2012-05-23 2019-01-01 Flatfrog Laboratories Ab Spatial resolution in touch displays
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US10019113B2 (en) 2013-04-11 2018-07-10 Flatfrog Laboratories Ab Tomographic processing for touch detection
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US9874978B2 (en) 2013-07-12 2018-01-23 Flatfrog Laboratories Ab Partial detect mode
WO2015108479A1 (en) 2014-01-16 2015-07-23 Flatfrog Laboratories Ab Light coupling in tir-based optical touch systems
US10126882B2 (en) 2014-01-16 2018-11-13 Flatfrog Laboratories Ab TIR-based optical touch systems of projection-type
DE102014205909B3 (de) * 2014-03-31 2015-03-05 Technisat Digital Gmbh Annäherungssensoreinrichtung für eine Bedieneinrichtung
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US11182023B2 (en) 2015-01-28 2021-11-23 Flatfrog Laboratories Ab Dynamic touch quarantine frames
US10318074B2 (en) 2015-01-30 2019-06-11 Flatfrog Laboratories Ab Touch-sensing OLED display with tilted emitters
WO2016130074A1 (en) 2015-02-09 2016-08-18 Flatfrog Laboratories Ab Optical touch system comprising means for projecting and detecting light beams above and inside a transmissive panel
WO2016140612A1 (en) 2015-03-02 2016-09-09 Flatfrog Laboratories Ab Optical component for light coupling
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EP4075246B1 (en) 2015-12-09 2024-07-03 FlatFrog Laboratories AB Stylus for optical touch system
EP3545392A4 (en) 2016-11-24 2020-07-29 FlatFrog Laboratories AB AUTOMATIC TACTILE SIGNAL OPTIMIZATION
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CN116679845A (zh) 2017-02-06 2023-09-01 平蛙实验室股份公司 触摸感测装置
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US3621268A (en) * 1967-12-19 1971-11-16 Int Standard Electric Corp Reflection type contactless touch switch having housing with light entrance and exit apertures opposite and facing
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JPS5351768A (en) * 1976-10-20 1978-05-11 Yuasa Battery Co Ltd Apparatus for measuring specific gravity of battery electrolyte
DE2654464A1 (de) * 1976-12-01 1978-06-08 Sick Optik Elektronik Erwin Photoelektrische lichtempfangsanordnung
SU601823A2 (ru) * 1976-12-24 1978-04-05 Предприятие П/Я В-8543 Бесконтактный оптоэлектронный сенсорный переключатель
SU636803A1 (ru) * 1977-05-26 1978-12-05 Предприятие П/Я В-8543 Бесконтактный оптоэлектронный сенсорный переключатель
GB1600556A (en) * 1978-05-11 1981-10-21 Bergstroem A Electromagnetic radiation circuit element
US4254333A (en) * 1978-05-31 1981-03-03 Bergstroem Arne Optoelectronic circuit element
DE2936815A1 (de) * 1979-09-12 1981-04-02 Vereinigte Glaswerke Gmbh, 5100 Aachen Schalttafel mit beruehrungsschaltern
US4346376A (en) * 1980-04-16 1982-08-24 Bell Telephone Laboratories, Incorporated Touch position sensitive surface

Also Published As

Publication number Publication date
EP0163648A1 (en) 1985-12-11
DE3473708D1 (en) 1988-09-29
FI850745L (fi) 1985-02-22
IT8419441A0 (it) 1984-02-03
DK473084D0 (da) 1984-10-02
EP0163648B1 (en) 1988-08-24
FI82331C (fi) 1991-02-11
FI82331B (fi) 1990-10-31
JPS60500984A (ja) 1985-06-27
WO1984003186A1 (en) 1984-08-16
US4629884A (en) 1986-12-16
DK473084A (da) 1984-10-02
FI850745A0 (fi) 1985-02-22
GB8302997D0 (en) 1983-03-09

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