GB2119931B - Proximity detection devices - Google Patents

Proximity detection devices

Info

Publication number: GB2119931B
Authority: GB; United Kingdom
Prior art keywords: detection devices; proximity detection; proximity; devices; detection
Prior art date: 1982-05-07
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

GB08213296A

Other versions

GB2119931A (en

Inventor

Graham Michael Stephens

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.)

Individual

Original Assignee

Individual

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.)

1982-05-07

Filing date

1982-05-07

Publication date

1986-04-30

1982-05-07 Application filed by Individual filed Critical Individual

1982-05-07 Priority to GB08213296A priority Critical patent/GB2119931B/en

1983-11-23 Publication of GB2119931A publication Critical patent/GB2119931A/en

1986-04-30 Application granted granted Critical

1986-04-30 Publication of GB2119931B publication Critical patent/GB2119931B/en

Status Expired legal-status Critical Current

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
- H03K17/955—Proximity switches using a capacitive detector
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/9607—Capacitive touch switches
- H03K2217/96071—Capacitive touch switches characterised by the detection principle
- H03K2217/96072—Phase comparison, i.e. where a phase comparator receives at one input the signal directly from the oscillator, at a second input the same signal but delayed, with a delay depending on a sensing capacitance

GB08213296A 1982-05-07 1982-05-07 Proximity detection devices Expired GB2119931B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB08213296A GB2119931B (en)	1982-05-07	1982-05-07	Proximity detection devices

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB08213296A GB2119931B (en)	1982-05-07	1982-05-07	Proximity detection devices

Publications (2)

Publication Number	Publication Date
GB2119931A GB2119931A (en)	1983-11-23
GB2119931B true GB2119931B (en)	1986-04-30

Family

ID=10530229

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08213296A Expired GB2119931B (en)	1982-05-07	1982-05-07	Proximity detection devices

Country Status (1)

Country	Link
GB (1)	GB2119931B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS60111983A (en) *	1983-11-22	1985-06-18	Honda Motor Co Ltd	object detection device
FR2577365B2 (en) *	1985-02-11	1994-08-26	Antikidis Jean Pierre	METHOD FOR SCRUTING A CAPACITIVE KEYBOARD AND AN ASSKED KEYBOARD
FR2566209B1 (en) *	1984-02-16	1990-01-05	Louis Frederic	METHOD FOR SCRUTING A CAPACITIVE KEYBOARD, AND KEYBOARD MATCHED WITH MEANS FOR SCRUTING THIS KEYBOARD ACCORDING TO THIS METHOD
EP0203923B1 (en) *	1984-02-16	1991-09-11	ANTIKIDIS, Jean-Pierre	Method for scanning a keyboard with capacitive keys and keyboard provided with means for scanning a keyboard according to this method
FR2569917B1 (en) *	1984-08-28	1991-04-12	Billaud Pierre	ELECTRONIC DEVICE SENSITIVE TO VARIATIONS IN CAPACITY AND VARIOUS USES OF THIS DEVICE
GB8827880D0 (en) *	1988-11-29	1988-12-29	Keller R	Electrically controlled lamp adaptor
GB9209364D0 (en) *	1992-04-30	1992-06-17	Varitronix Ltd	A touch sensitive device
JP2784396B2 (en) *	1994-06-08	1998-08-06	セイコープレシジョン株式会社	Capacitive sensor
IT1313966B1 (en)	1999-12-24	2002-09-26	Whirlpool Co	POTS AND SIMILAR PRESENCE DETECTOR ON COOKING APPLIANCES
DE10011229B4 (en) *	2000-03-08	2006-05-04	Grohe Water Technology Ag & Co. Kg	touch sensor
SI2722988T1 (en) *	2012-10-16	2019-08-30	Diehl Ako Stiftung & Co. Kg	A method of the touch detection for capacitive touch sensors

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1385765A (en) *	1972-04-06	1975-02-26	Electronic Music Studios Londo	Data input devices
JPS5623536B2 (en) *	1973-01-22	1981-06-01
GB1525016A (en) *	1975-09-23	1978-09-20	Sefton P	Electric touch or proximity switches
GB1553563A (en) *	1976-07-06	1979-09-26	Secr Defence	Touch sensitive electrical switches
DD135817B1 (en) *	1978-04-17	1981-09-30	Albrecht Johne	Capacitive control and evaluation device
DE2845494C2 (en) *	1978-10-19	1982-06-09	Euro Hausgeräte GmbH, 6680 Neunkirchen	Circuit arrangement for operating a touch switch

1982
- 1982-05-07 GB GB08213296A patent/GB2119931B/en not_active Expired

Also Published As

Publication number	Publication date
GB2119931A (en)	1983-11-23

Publication	Publication Date	Title
DE3276272D1 (en)	1987-06-11	Evaluation devices
GB2123287B (en)	1986-03-05	Depilaton device
IE831358L (en)	1983-12-09	Detection circuit
DE3374748D1 (en)	1988-01-07	Program-selecting device
GB8316841D0 (en)	1983-07-27	Capacitive device
GB8309919D0 (en)	1983-05-18	Auto-unscrewing device
GB8313704D0 (en)	1983-06-22	End point detection
ZA839604B (en)	1984-09-26	Connection devices
GB8317602D0 (en)	1983-08-03	Boring-injection device
DE3366797D1 (en)	1986-11-13	Secret-speech device
IE830320L (en)	1983-08-16	Detecting circuit
GB2132485B (en)	1986-08-06	Electrotherapeutical device
GB2125187B (en)	1986-02-26	Tracking-servo device
ZA831870B (en)	1983-11-30	Retaining device
GB8432243D0 (en)	1985-01-30	Detection device
GB2130453B (en)	1986-08-06	Movement detection
GB2130470B (en)	1986-01-02	Ear-protection device
GB2119931B (en)	1986-04-30	Proximity detection devices
GB8317614D0 (en)	1983-08-03	Measuring devices
GB8305887D0 (en)	1983-04-07	Alarm device
GB2125970B (en)	1986-06-04	Proximity sensor
GB8333700D0 (en)	1984-01-25	Detection device
GB2120915B (en)	1985-05-22	Application device
DE3273908D1 (en)	1986-11-27	Optical proximity detection devices
GB8314781D0 (en)	1983-07-06	Warp-assembling device

Legal Events

Date	Code	Title	Description
1997-01-08	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19960507