USRE40018E1 - Time-multiplexed short-range magnetic communications - Google Patents
Time-multiplexed short-range magnetic communications Download PDFInfo
- Publication number
- USRE40018E1 USRE40018E1 US09/993,328 US99332801A USRE40018E US RE40018 E1 USRE40018 E1 US RE40018E1 US 99332801 A US99332801 A US 99332801A US RE40018 E USRE40018 E US RE40018E
- Authority
- US
- United States
- Prior art keywords
- unit
- time slot
- transducer
- information
- transmit
- 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 - Lifetime
Links
- 238000004891 communication Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 79
- 230000001939 inductive effect Effects 0.000 claims abstract description 40
- 230000006698 induction Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 9
- 230000001413 cellular effect Effects 0.000 claims description 8
- 230000006870 function Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013479 data entry Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive loop type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
-
- H04B5/48—
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/084—Equal gain combining, only phase adjustments
-
- 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
- H04M1/6058—Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone
- H04M1/6066—Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone including a wireless connection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00034—Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Near-Field Transmission Systems (AREA)
- Transceivers (AREA)
- Telephone Function (AREA)
Abstract
Description
Claims (122)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/993,328 USRE40018E1 (en) | 1995-05-18 | 2001-11-06 | Time-multiplexed short-range magnetic communications |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44401795A | 1995-05-18 | 1995-05-18 | |
US08/696,812 US5912925A (en) | 1995-05-18 | 1996-08-13 | Diversity circuit for magnetic communication system |
US08/841,502 US5982764A (en) | 1995-05-18 | 1997-04-23 | Time-multiplexed short-range magnetic communications |
US09/993,328 USRE40018E1 (en) | 1995-05-18 | 2001-11-06 | Time-multiplexed short-range magnetic communications |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/841,502 Reissue US5982764A (en) | 1995-05-18 | 1997-04-23 | Time-multiplexed short-range magnetic communications |
Publications (1)
Publication Number | Publication Date |
---|---|
USRE40018E1 true USRE40018E1 (en) | 2008-01-22 |
Family
ID=25285043
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/841,502 Ceased US5982764A (en) | 1995-05-18 | 1997-04-23 | Time-multiplexed short-range magnetic communications |
US09/993,328 Expired - Lifetime USRE40018E1 (en) | 1995-05-18 | 2001-11-06 | Time-multiplexed short-range magnetic communications |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/841,502 Ceased US5982764A (en) | 1995-05-18 | 1997-04-23 | Time-multiplexed short-range magnetic communications |
Country Status (4)
Country | Link |
---|---|
US (2) | US5982764A (en) |
EP (1) | EP0920746A2 (en) |
JP (1) | JP2000515351A (en) |
WO (1) | WO1998048526A2 (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020163899A1 (en) * | 2001-05-04 | 2002-11-07 | Winbond Electronics Corp. | Method for transmitting packet data |
US20080102906A1 (en) * | 2006-10-30 | 2008-05-01 | Phonak Ag | Communication system and method of operating the same |
US20090041241A1 (en) * | 2007-08-08 | 2009-02-12 | Radeum, Inc. | Near field communications system having enhanced security |
US20120223856A1 (en) * | 2011-03-03 | 2012-09-06 | Thales | Electromagnetic Emitter Emitting Simultaneously Along Three Orthogonal Axes to Detect Object Position and Orientation |
US8929809B2 (en) | 2011-03-22 | 2015-01-06 | Radeum, Inc. | Techniques for wireless communication of proximity based content |
US9400985B2 (en) | 2010-11-08 | 2016-07-26 | Radeum, Inc. | Techniques for wireless communication of proximity based content |
US9560505B2 (en) | 2011-03-23 | 2017-01-31 | Freelinc Technologies Inc. | Proximity based social networking |
US9621227B2 (en) | 2014-08-29 | 2017-04-11 | Freelinc Technologies | Proximity boundary based communication using radio frequency (RF) communication standards |
US10164685B2 (en) | 2014-12-31 | 2018-12-25 | Freelinc Technologies Inc. | Spatially aware wireless network |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69630894T2 (en) * | 1995-05-18 | 2004-09-02 | Aura Communications, Inc., Wilmington | MAGNETIC COMMUNICATION SYSTEM WITH LESS RANGE |
JPH10303824A (en) * | 1997-04-25 | 1998-11-13 | Nec Corp | Method and device for connecting portable terminal to option device |
FR2790165B1 (en) * | 1999-02-19 | 2001-05-11 | France Telecom | TELEPHONE SET INCLUDING MEANS FOR HEARING CORRECTION |
JP2000299718A (en) * | 1999-04-13 | 2000-10-24 | Matsushita Electric Ind Co Ltd | Portable telephone and audio apparatus |
US7518267B2 (en) * | 2003-02-04 | 2009-04-14 | Access Business Group International Llc | Power adapter for a remote device |
US7212414B2 (en) | 1999-06-21 | 2007-05-01 | Access Business Group International, Llc | Adaptive inductive power supply |
US7522878B2 (en) * | 1999-06-21 | 2009-04-21 | Access Business Group International Llc | Adaptive inductive power supply with communication |
US7508411B2 (en) * | 1999-10-11 | 2009-03-24 | S.P. Technologies Llp | Personal communications device |
US7010332B1 (en) * | 2000-02-21 | 2006-03-07 | Telefonaktiebolaget Lm Ericsson(Publ) | Wireless headset with automatic power control |
GB0011139D0 (en) * | 2000-05-10 | 2000-06-28 | Jk Microtechnology Ltd | Reduced radiation hands-free attachment for mobile telephones |
WO2002046859A2 (en) * | 2000-11-10 | 2002-06-13 | Sybersay Communications Corporation | Capacitively coupled e-field communications system |
US7142811B2 (en) * | 2001-03-16 | 2006-11-28 | Aura Communications Technology, Inc. | Wireless communication over a transducer device |
AU2002247355A1 (en) * | 2001-03-16 | 2002-10-03 | Aura Communications, Inc. | Techniques for inductive communication systems |
US7532901B1 (en) * | 2001-03-16 | 2009-05-12 | Radeum, Inc. | Methods and apparatus to detect location and orientation in an inductive system |
FR2823046B1 (en) * | 2001-03-30 | 2003-06-27 | Roland Sayag | WIRELESS ASSEMBLY COMPRISING A HEADSET AND AN INTERMEDIATE MODULE CONNECTED TO A MOBILE TELEPHONE |
US6771768B2 (en) * | 2001-05-24 | 2004-08-03 | Mitsubishi Electric Research Laboratories, Inc. | Real-time audio buffering for telephone handsets |
GB2379121A (en) * | 2001-08-07 | 2003-02-26 | James Edward Aman | Hands-free kit with inductive link |
US6745054B2 (en) | 2002-01-31 | 2004-06-01 | Nokia Corporation | User interface assembly, and associated method, for alerting placement of a call to a mobile station |
WO2004015885A1 (en) * | 2002-08-12 | 2004-02-19 | Mobilewise, Inc. | Wireless power supply system for small devices |
GB2394843A (en) * | 2002-10-28 | 2004-05-05 | Zap Wireless Technologies Ltd | Charge and data transfer by the same means |
US7245876B2 (en) * | 2002-11-13 | 2007-07-17 | Harris Corporation | System and method for secure wireless connection |
US7818036B2 (en) * | 2003-09-19 | 2010-10-19 | Radeum, Inc. | Techniques for wirelessly controlling push-to-talk operation of half-duplex wireless device |
US7818037B2 (en) * | 2003-09-19 | 2010-10-19 | Radeum, Inc. | Techniques for wirelessly controlling push-to-talk operation of half-duplex wireless device |
US7149552B2 (en) * | 2003-09-19 | 2006-12-12 | Radeum, Inc. | Wireless headset for communications device |
US7933554B2 (en) * | 2004-11-04 | 2011-04-26 | The United States Of America As Represented By The Secretary Of The Army | Systems and methods for short range wireless communication |
US7355675B2 (en) * | 2004-12-29 | 2008-04-08 | Asml Netherlands B.V. | Method for measuring information about a substrate, and a substrate for use in a lithographic apparatus |
EP1877952B1 (en) * | 2005-04-28 | 2009-07-08 | Nxp B.V. | Circuit for a communication device and method of controlling a transmission |
US8041066B2 (en) | 2007-01-03 | 2011-10-18 | Starkey Laboratories, Inc. | Wireless system for hearing communication devices providing wireless stereo reception modes |
US9774961B2 (en) | 2005-06-05 | 2017-09-26 | Starkey Laboratories, Inc. | Hearing assistance device ear-to-ear communication using an intermediate device |
US20080014865A1 (en) * | 2006-06-16 | 2008-01-17 | Pinnacle Peak Holding Corporation (Dba Setcom Corp.) | Radio and public address accessory system with wireless interface |
US8208642B2 (en) | 2006-07-10 | 2012-06-26 | Starkey Laboratories, Inc. | Method and apparatus for a binaural hearing assistance system using monaural audio signals |
US8010171B2 (en) * | 2006-09-01 | 2011-08-30 | Pinnacle Peak Holding Corporation | Wireless portable radio vehicle communication system |
US20080070499A1 (en) * | 2006-09-19 | 2008-03-20 | Hydro Technologies, Inc. | Magnetic communication through metal barriers |
EP2357734A1 (en) * | 2007-04-11 | 2011-08-17 | Oticon Medical A/S | A wireless communication device for inductive coupling to another device |
US8934984B2 (en) | 2007-05-31 | 2015-01-13 | Cochlear Limited | Behind-the-ear (BTE) prosthetic device with antenna |
US20080299904A1 (en) * | 2007-06-04 | 2008-12-04 | Seagate Technology Llc | Wireless communication system |
TW200945723A (en) * | 2008-01-07 | 2009-11-01 | Access Business Group Int Llc | Wireless power adapter for computer |
JP2011517581A (en) | 2008-03-10 | 2011-06-16 | メディンゴ・リミテッド | Injection and sensor device with battery charging mechanism and data transfer mechanism |
US8489021B2 (en) * | 2008-04-03 | 2013-07-16 | Polar Electro Oy | Communication between portable apparatus and counterpart apparatus |
US7903041B2 (en) * | 2008-05-01 | 2011-03-08 | Lockheed Martin Corporation | Magnetic antenna apparatus and method for generating a magnetic field |
US9048884B2 (en) * | 2008-05-02 | 2015-06-02 | Lockheed Martin Corporation | Magnetic based short range communications device, system and method |
CN101645129B (en) * | 2008-08-05 | 2013-02-13 | 爱思开电讯投资(中国)有限公司 | Method and device for providing security in near field communication |
US8559663B1 (en) | 2009-05-08 | 2013-10-15 | Starkey Laboratories, Inc. | Method and apparatus for detecting cellular telephones for hearing assistance devices |
US8891793B1 (en) * | 2009-06-26 | 2014-11-18 | Starkey Laboratories, Inc. | Remote control for a hearing assistance device |
US9420385B2 (en) | 2009-12-21 | 2016-08-16 | Starkey Laboratories, Inc. | Low power intermittent messaging for hearing assistance devices |
US20110164471A1 (en) * | 2010-01-05 | 2011-07-07 | Access Business Group International Llc | Integrated wireless power system |
US8804988B2 (en) | 2010-04-13 | 2014-08-12 | Starkey Laboratories, Inc. | Control of low power or standby modes of a hearing assistance device |
EP2461606B1 (en) * | 2010-12-06 | 2017-11-22 | Nxp B.V. | A time division multiplexed access method of operating a near field communication system and a near field communication system operating the same |
EP2750408B1 (en) * | 2012-12-28 | 2019-05-01 | GN Hearing A/S | A hearing aid having an adaptive antenna matching mechanism and a method for adaptively matching a hearing aid antenna |
US9414170B2 (en) | 2012-12-28 | 2016-08-09 | Gn Resound A/S | Hearing aid having an adaptive antenna matching mechanism and a method for adaptively matching a hearing aid antenna |
US11528058B2 (en) | 2016-09-06 | 2022-12-13 | Apple Inc. | Inductive charging coil configuration for wearable electronic devices |
Citations (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1164281A (en) | 1965-09-18 | 1969-09-17 | Emi Ltd | Improvements in or relating to Telephone User's Local Apparatus. |
US3617890A (en) | 1967-01-12 | 1971-11-02 | Sumitomo Electric Industries | Induction radio system for vehicles |
US3898565A (en) | 1971-03-05 | 1975-08-05 | Mishima Kosan Co Ltd | Magnetic wave communication system |
US4061972A (en) | 1973-12-03 | 1977-12-06 | Victor Robert Burgess | Short range induction field communication system |
US4117271A (en) | 1977-01-10 | 1978-09-26 | The United States Of America As Represented By The Secretary Of The Navy | Inductive communication system |
US4160952A (en) | 1978-05-12 | 1979-07-10 | Bell Telephone Laboratories, Incorporated | Space diversity receiver with combined step and continuous phase control |
US4166470A (en) * | 1977-10-17 | 1979-09-04 | Medtronic, Inc. | Externally controlled and powered cardiac stimulating apparatus |
FR2431227A1 (en) | 1978-07-12 | 1980-02-08 | Dassault Electronique | Inductive coupling for aircrew helmet microphones and earphones - has coil coupling via twin loops in seat headrest and similar loops in back of helmet |
US4298874A (en) | 1977-01-17 | 1981-11-03 | The Austin Company | Method and apparatus for tracking objects |
US4334315A (en) | 1979-05-04 | 1982-06-08 | Gen Engineering, Ltd. | Wireless transmitting and receiving systems including ear microphones |
US4334316A (en) | 1979-10-31 | 1982-06-08 | Nippon Electric Co., Ltd. | Pre-detection maximal ratio combining system for diversity reception of radio frequency signals |
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EP0700184A2 (en) | 1994-09-02 | 1996-03-06 | Mitsubishi Denki Kabushiki Kaisha | Diversity receiver |
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WO1996037052A1 (en) | 1995-05-18 | 1996-11-21 | Aura Communications, Inc. | Short-range magnetic communication system |
US5596638A (en) | 1993-07-27 | 1997-01-21 | Spectralink Corproation | Headset for hands-free wireless telephone |
US5600330A (en) | 1994-07-12 | 1997-02-04 | Ascension Technology Corporation | Device for measuring position and orientation using non-dipole magnet IC fields |
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-
1997
- 1997-04-23 US US08/841,502 patent/US5982764A/en not_active Ceased
-
1998
- 1998-04-22 JP JP10546184A patent/JP2000515351A/en not_active Ceased
- 1998-04-22 WO PCT/US1998/007768 patent/WO1998048526A2/en not_active Application Discontinuation
- 1998-04-22 EP EP98918353A patent/EP0920746A2/en not_active Withdrawn
-
2001
- 2001-11-06 US US09/993,328 patent/USRE40018E1/en not_active Expired - Lifetime
Patent Citations (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1164281A (en) | 1965-09-18 | 1969-09-17 | Emi Ltd | Improvements in or relating to Telephone User's Local Apparatus. |
US3617890A (en) | 1967-01-12 | 1971-11-02 | Sumitomo Electric Industries | Induction radio system for vehicles |
US3898565A (en) | 1971-03-05 | 1975-08-05 | Mishima Kosan Co Ltd | Magnetic wave communication system |
US4061972A (en) | 1973-12-03 | 1977-12-06 | Victor Robert Burgess | Short range induction field communication system |
US4117271A (en) | 1977-01-10 | 1978-09-26 | The United States Of America As Represented By The Secretary Of The Navy | Inductive communication system |
US4298874A (en) | 1977-01-17 | 1981-11-03 | The Austin Company | Method and apparatus for tracking objects |
US4166470A (en) * | 1977-10-17 | 1979-09-04 | Medtronic, Inc. | Externally controlled and powered cardiac stimulating apparatus |
US4160952A (en) | 1978-05-12 | 1979-07-10 | Bell Telephone Laboratories, Incorporated | Space diversity receiver with combined step and continuous phase control |
FR2431227A1 (en) | 1978-07-12 | 1980-02-08 | Dassault Electronique | Inductive coupling for aircrew helmet microphones and earphones - has coil coupling via twin loops in seat headrest and similar loops in back of helmet |
US4334315A (en) | 1979-05-04 | 1982-06-08 | Gen Engineering, Ltd. | Wireless transmitting and receiving systems including ear microphones |
US4334316A (en) | 1979-10-31 | 1982-06-08 | Nippon Electric Co., Ltd. | Pre-detection maximal ratio combining system for diversity reception of radio frequency signals |
US4442434A (en) | 1980-03-13 | 1984-04-10 | Bang & Olufsen A/S | Antenna circuit of the negative impedance type |
US4373207A (en) | 1980-12-17 | 1983-02-08 | Bell Telephone Laboratories, Incorporated | Space diversity signal combiner |
US4373210A (en) | 1981-03-27 | 1983-02-08 | Bell Telephone Laboratories, Incorporated | Space diversity combiner |
US4489330A (en) | 1981-10-01 | 1984-12-18 | Rion Kabushiki Kaisha | Electromagnetic induction coil antenna |
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Also Published As
Publication number | Publication date |
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WO1998048526A3 (en) | 1999-01-28 |
JP2000515351A (en) | 2000-11-14 |
US5982764A (en) | 1999-11-09 |
WO1998048526A2 (en) | 1998-10-29 |
EP0920746A2 (en) | 1999-06-09 |
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