EP0689191A3 - Mobile transceiver - Google Patents

Mobile transceiver Download PDF

Info

Publication number
EP0689191A3
EP0689191A3 EP95201578A EP95201578A EP0689191A3 EP 0689191 A3 EP0689191 A3 EP 0689191A3 EP 95201578 A EP95201578 A EP 95201578A EP 95201578 A EP95201578 A EP 95201578A EP 0689191 A3 EP0689191 A3 EP 0689191A3
Authority
EP
European Patent Office
Prior art keywords
mobile transceiver
transceiver
mobile
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.)
Granted
Application number
EP95201578A
Other languages
German (de)
French (fr)
Other versions
EP0689191A2 (en
EP0689191B1 (en
Inventor
Martin Dipl-Ing Rainer
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.)
Philips Intellectual Property and Standards GmbH
Koninklijke Philips NV
Original Assignee
Philips Patentverwaltung GmbH
Philips Electronics NV
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 Philips Patentverwaltung GmbH, Philips Electronics NV filed Critical Philips Patentverwaltung GmbH
Publication of EP0689191A2 publication Critical patent/EP0689191A2/en
Publication of EP0689191A3 publication Critical patent/EP0689191A3/en
Application granted granted Critical
Publication of EP0689191B1 publication Critical patent/EP0689191B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Noise Elimination (AREA)
  • Circuit For Audible Band Transducer (AREA)
EP95201578A 1994-06-22 1995-06-14 Speech processing apparatus and mobile transceiver Expired - Lifetime EP0689191B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4421853 1994-06-22
DE4421853A DE4421853A1 (en) 1994-06-22 1994-06-22 Mobile terminal

Publications (3)

Publication Number Publication Date
EP0689191A2 EP0689191A2 (en) 1995-12-27
EP0689191A3 true EP0689191A3 (en) 1997-05-28
EP0689191B1 EP0689191B1 (en) 2001-05-23

Family

ID=6521236

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95201578A Expired - Lifetime EP0689191B1 (en) 1994-06-22 1995-06-14 Speech processing apparatus and mobile transceiver

Country Status (4)

Country Link
US (1) US5647006A (en)
EP (1) EP0689191B1 (en)
JP (1) JPH0818473A (en)
DE (2) DE4421853A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6535609B1 (en) * 1997-06-03 2003-03-18 Lear Automotive Dearborn, Inc. Cabin communication system
EP1184676B1 (en) * 2000-09-02 2004-05-06 Nokia Corporation System and method for processing a signal being emitted from a target signal source into a noisy environment
JP5931108B2 (en) * 2014-03-20 2016-06-08 本田技研工業株式会社 Navigation server and program

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997772A (en) * 1975-09-05 1976-12-14 Bell Telephone Laboratories, Incorporated Digital phase shifter
EP0073869A1 (en) * 1981-09-08 1983-03-16 International Business Machines Corporation Data receiving apparatus with listener echo canceller
WO1991003790A1 (en) * 1989-09-01 1991-03-21 Motorola, Inc. Digital speech coder having improved sub-sample resolution long-term predictor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5126681A (en) * 1989-10-16 1992-06-30 Noise Cancellation Technologies, Inc. In-wire selective active cancellation system
EP0537370B1 (en) * 1991-04-30 2001-09-12 Kabushiki Kaisha Toshiba Voice communication device provided with echo canceler
EP0517525A3 (en) * 1991-06-06 1993-12-08 Matsushita Electric Ind Co Ltd Noise suppressor
US5519637A (en) * 1993-08-20 1996-05-21 Mcdonnell Douglas Corporation Wavenumber-adaptive control of sound radiation from structures using a `virtual` microphone array method
US5359663A (en) * 1993-09-02 1994-10-25 The United States Of America As Represented By The Secretary Of The Navy Method and system for suppressing noise induced in a fluid medium by a body moving therethrough
US5473701A (en) * 1993-11-05 1995-12-05 At&T Corp. Adaptive microphone array
NL9302013A (en) * 1993-11-19 1995-06-16 Tno System for rapid convergence of an adaptive filter when generating a time-variant signal to cancel a primary signal.
US5581495A (en) * 1994-09-23 1996-12-03 United States Of America Adaptive signal processing array with unconstrained pole-zero rejection of coherent and non-coherent interfering signals
US5526426A (en) * 1994-11-08 1996-06-11 Signalworks System and method for an efficiently constrained frequency-domain adaptive filter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997772A (en) * 1975-09-05 1976-12-14 Bell Telephone Laboratories, Incorporated Digital phase shifter
EP0073869A1 (en) * 1981-09-08 1983-03-16 International Business Machines Corporation Data receiving apparatus with listener echo canceller
WO1991003790A1 (en) * 1989-09-01 1991-03-21 Motorola, Inc. Digital speech coder having improved sub-sample resolution long-term predictor

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
CHAN ET AL.: "A parameter estimation approach to time delay estimation", INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING 1979, 2 April 1979 (1979-04-02) - 4 April 1979 (1979-04-04), WASHINGTON DC, US, pages 128 - 131, XP002028507 *
ETTER ET AL.: "Adaptive estimation of time delays in sampled data systems", IEEE TRANSACTIONS ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING, vol. 29, no. 3, June 1981 (1981-06-01), US, pages 582 - 587, XP002028506 *
SMITH ET AL.: "Adaptive multipath delay estimation", IEEE TRANSACTIONS ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING, vol. 33, no. 4, August 1985 (1985-08-01), US, pages 812 - 822, XP002028508 *

Also Published As

Publication number Publication date
EP0689191A2 (en) 1995-12-27
US5647006A (en) 1997-07-08
JPH0818473A (en) 1996-01-19
DE59509271D1 (en) 2001-06-28
EP0689191B1 (en) 2001-05-23
DE4421853A1 (en) 1996-01-04

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