SE9902362D0 - Apparatus and method of detecting proximity inductively - Google Patents

Apparatus and method of detecting proximity inductively

Info

Publication number
SE9902362D0
SE9902362D0 SE9902362A SE9902362A SE9902362D0 SE 9902362 D0 SE9902362 D0 SE 9902362D0 SE 9902362 A SE9902362 A SE 9902362A SE 9902362 A SE9902362 A SE 9902362A SE 9902362 D0 SE9902362 D0 SE 9902362D0
Authority
SE
Sweden
Prior art keywords
proximity sensor
coil
impedance
proximity
loudspeaker
Prior art date
Application number
SE9902362A
Other languages
English (en)
Other versions
SE9902362L (sv
Inventor
Ulf Lindgren
Christian Bjoerk
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9902362A priority Critical patent/SE9902362L/sv
Publication of SE9902362D0 publication Critical patent/SE9902362D0/sv
Priority to PCT/SE2000/001272 priority patent/WO2000079767A1/en
Priority to AU58622/00A priority patent/AU5862200A/en
Priority to US09/597,303 priority patent/US6545612B1/en
Publication of SE9902362L publication Critical patent/SE9902362L/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • H04M1/6041—Portable telephones adapted for handsfree use
    • H04M1/605—Portable telephones adapted for handsfree use involving control of the receiver volume to provide a dual operational mode at close or far distance from the user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)
  • Near-Field Transmission Systems (AREA)
  • Telephone Function (AREA)
SE9902362A 1999-06-21 1999-06-21 Apparat och förfarande för att detektera närhet induktivt SE9902362L (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE9902362A SE9902362L (sv) 1999-06-21 1999-06-21 Apparat och förfarande för att detektera närhet induktivt
PCT/SE2000/001272 WO2000079767A1 (en) 1999-06-21 2000-06-16 Apparatus and method of detecting proximity inductively
AU58622/00A AU5862200A (en) 1999-06-21 2000-06-16 Apparatus and method of detecting proximity inductively
US09/597,303 US6545612B1 (en) 1999-06-21 2000-06-20 Apparatus and method of detecting proximity inductively

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9902362A SE9902362L (sv) 1999-06-21 1999-06-21 Apparat och förfarande för att detektera närhet induktivt

Publications (2)

Publication Number Publication Date
SE9902362D0 true SE9902362D0 (sv) 1999-06-21
SE9902362L SE9902362L (sv) 2001-02-21

Family

ID=20416187

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9902362A SE9902362L (sv) 1999-06-21 1999-06-21 Apparat och förfarande för att detektera närhet induktivt

Country Status (4)

Country Link
US (1) US6545612B1 (sv)
AU (1) AU5862200A (sv)
SE (1) SE9902362L (sv)
WO (1) WO2000079767A1 (sv)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10012830A1 (de) * 2000-03-16 2001-09-20 Turck Werner Kg Elektronischer Näherungsschalter
US10860290B2 (en) 2000-11-01 2020-12-08 Flexiworld Technologies, Inc. Mobile information apparatuses that include a digital camera, a touch sensitive screen interface, support for voice activated commands, and a wireless communication chip or chipset supporting IEEE 802.11
US20020051200A1 (en) 2000-11-01 2002-05-02 Chang William Ho Controller for device-to-device pervasive digital output
US11204729B2 (en) 2000-11-01 2021-12-21 Flexiworld Technologies, Inc. Internet based digital content services for pervasively providing protected digital content to smart devices based on having subscribed to the digital content service
US9836257B2 (en) 2001-01-19 2017-12-05 Flexiworld Technologies, Inc. Mobile information apparatus that includes intelligent wireless display, wireless direct display, or transfer of digital content for playing over air the digital content at smart televisions, television controllers, or audio output devices
US10915296B2 (en) 2000-11-01 2021-02-09 Flexiworld Technologies, Inc. Information apparatus that includes a touch sensitive screen interface for managing or replying to e-mails
US20020062398A1 (en) 2000-11-20 2002-05-23 William Ho Chang Controller for mobile and pervasive output
WO2002102038A2 (de) * 2001-06-13 2002-12-19 Siemens Aktiengesellschaft Mobiltelefon
US8249615B2 (en) * 2002-10-25 2012-08-21 At&T Mobility Ii Llc Delivery of network services
DE10305090A1 (de) * 2003-02-07 2004-08-19 Siemens Ag Auswechselbares Gehäuseteil mit einem Sensorelement
US20050026568A1 (en) * 2003-08-01 2005-02-03 Hawker Larry E. System and method of acoustically safe automatic handsfree volume adjustment
US7548819B2 (en) * 2004-02-27 2009-06-16 Ultra Electronics Limited Signal measurement and processing method and apparatus
US20050219228A1 (en) * 2004-03-31 2005-10-06 Motorola, Inc. Intuitive user interface and method
US20050219223A1 (en) * 2004-03-31 2005-10-06 Kotzin Michael D Method and apparatus for determining the context of a device
WO2006023674A1 (en) * 2004-08-16 2006-03-02 Abr, Llc Rfid transducer alignment system
US7567680B2 (en) * 2004-10-29 2009-07-28 Sony Ericsson Mobile Communications, Ab Dual-diaphragm speaker assemblies with acoustic passageways and mobile terminals including the same
US20070229650A1 (en) * 2006-03-30 2007-10-04 Nokia Corporation Mobile communications terminal and method therefor
US20070293188A1 (en) * 2006-06-20 2007-12-20 Philip John Houghton Method and system for an audio speaker with proximity sensing
CN101488041B (zh) * 2008-01-14 2011-07-27 鸿富锦精密工业（深圳）有限公司 电脑状态控制电路及方法
US8467524B1 (en) * 2010-01-14 2013-06-18 Sprint Communications Company L.P. Mute indicator
CN103325384A (zh) * 2012-03-23 2013-09-25 杜比实验室特许公司 谐度估计、音频分类、音调确定及噪声估计
US9236861B2 (en) 2012-07-02 2016-01-12 Stmicroelectronics Asia Pacific Pte Ltd Capacitive proximity sensor with enabled touch detection
US9176597B2 (en) * 2012-07-02 2015-11-03 Stmicroelectronics Asia Pacific Pte Ltd Directional capacitive proximity sensor with bootstrapping
US9164629B2 (en) 2012-08-06 2015-10-20 Stmicroelectronics Asia Pacific Pte Ltd Touch screen panel with slide feature
US9134952B2 (en) * 2013-04-03 2015-09-15 Lg Electronics Inc. Terminal and control method thereof
US9454272B2 (en) 2014-05-22 2016-09-27 Stmicroelectronics Asia Pacific Pte Ltd Touch screen for stylus emitting wireless signals
CN204119279U (zh) * 2014-06-18 2015-01-21 锤子科技（北京）有限公司 一种移动终端
US10101962B2 (en) 2016-06-28 2018-10-16 Cirrus Logic, Inc. User input through transducer
WO2018004530A1 (en) * 2016-06-28 2018-01-04 Cirrus Logic International Semiconductor Ltd. User input through transducer
CN111865346A (zh) * 2019-04-26 2020-10-30 北京小米移动软件有限公司 移动终端及控制方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2011086A (en) * 1977-10-13 1979-07-04 Skf Uk Ltd Improvements in or relating to inductive proximity detectors
US4219740A (en) * 1979-01-12 1980-08-26 Eldec Corporation Proximity sensing system and inductance measuring technique
US4613830A (en) 1984-07-27 1986-09-23 Omron Tateisi Electronics, Co. Proximity switch having variable gain oscillator
US5337353A (en) 1992-04-01 1994-08-09 At&T Bell Laboratories Capacitive proximity sensors
US5418860A (en) * 1993-05-10 1995-05-23 Aura Systems, Inc. Voice coil excursion and amplitude gain control device
JPH0946205A (ja) * 1995-05-25 1997-02-14 Omron Corp 物体検知装置及び人体センサ
FI963389A (sv) * 1996-08-30 1998-03-01 Nokia Mobile Phones Ltd Anvisningssystem för handportabel telefon

Also Published As

Publication number Publication date
AU5862200A (en) 2001-01-09
US6545612B1 (en) 2003-04-08
SE9902362L (sv) 2001-02-21
WO2000079767A1 (en) 2000-12-28

Similar Documents

Publication Publication Date Title
SE9902362D0 (sv) Apparatus and method of detecting proximity inductively
MY133506A (en) Apparatus and method of controlling a voice controlled operation
AU2002326008A1 (en) Position sensor
GB2367722B (en) Method,system and program for conditionally controlling electronic devices
HK1040795A1 (en) Position sensor
ATE312390T1 (de) Elektronisches gerät mit vorrichtung zum verlust- oder diebstahlschutz
MY126023A (en) Method and apparatus for communication between an electronic device and a connected battery.
FR2797071B1 (fr) Circuit de detection pour carte a circuit integre de proximite
WO2003075213A3 (en) Position sensor
FI19992617A (sv) Filtrering av elektronisk information som skall överföras till en terminal
AU2001257147A1 (en) Method and system for ubiquitous enablement of electronic currency
GB2383730B (en) Acoustic communication device and acoustic signal communication method
BR0008160A (pt) Transmissão de sinal em um sistema de leitura de pressão pneumática
ATE515112T1 (de) Verfahren und vorrichtung für stromversorgungsnetz
DE60118668D1 (de) Kommunikationsverfahren einer elektronischen Vorrichtung
EP1223681A4 (en) METHOD AND CIRCUIT FOR PROVIDING THE SIGNAL OF A LOCAL OSCILLATOR
WO2001061452A3 (en) Method for sharing information between electronic reading devices
WO2001029759A3 (en) Position sensor
GB2363501A (en) Improvements in or relating to control and/or monitoring systems
SE9902341D0 (sv) Apparatus and method of detecting proximity by means of an antenna
AU2002363681A1 (en) Method and apparatus for controlling operation of electric appliances
AU6322000A (en) Electronic circuit for detecting a change relative to a quiescent condition
GB0230064D0 (en) System and method for sounding music accompanied by vibration, for e.g a phone terminal
AU2110300A (en) Method for securing access to a data processing device and appropriate device
GB2376965B (en) A method and apparatus for the optimal predistortion of an electromagnetic signal in a downhole communication system

Legal Events

Date Code Title Description
NAV Patent application has lapsed