NO139878C - Fremgangsmaate for overfoering av bredbaandede lydsignaler - Google Patents

Fremgangsmaate for overfoering av bredbaandede lydsignaler

Info

Publication number
NO139878C
NO139878C NO740645A NO740645A NO139878C NO 139878 C NO139878 C NO 139878C NO 740645 A NO740645 A NO 740645A NO 740645 A NO740645 A NO 740645A NO 139878 C NO139878 C NO 139878C
Authority
NO
Norway
Prior art keywords
broadbanded
procedure
transmission
audio signals
audio
Prior art date
Application number
NO740645A
Other languages
English (en)
Other versions
NO740645L (no
NO139878B (no
Inventor
Gerhard Guenter Gassmann
Original Assignee
Int Standard Electric Corp
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
Priority claimed from DE2309987A external-priority patent/DE2309987C2/de
Priority claimed from DE19732321230 external-priority patent/DE2321230C2/de
Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of NO740645L publication Critical patent/NO740645L/no
Publication of NO139878B publication Critical patent/NO139878B/no
Publication of NO139878C publication Critical patent/NO139878C/no

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • 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
    • H04B1/66—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 for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/667—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 for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Noise Elimination (AREA)
NO740645A 1973-02-28 1974-02-26 Fremgangsmaate for overfoering av bredbaandede lydsignaler NO139878C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2309987A DE2309987C2 (de) 1973-02-28 1973-02-28 System für die Übertragung breitbandiger Signale
DE19732321230 DE2321230C2 (de) 1973-04-26 1973-04-26 System zum Übertragen breitbandiger Tonsignale

Publications (3)

Publication Number Publication Date
NO740645L NO740645L (no) 1974-08-29
NO139878B NO139878B (no) 1979-02-12
NO139878C true NO139878C (no) 1979-05-23

Family

ID=25764760

Family Applications (1)

Application Number Title Priority Date Filing Date
NO740645A NO139878C (no) 1973-02-28 1974-02-26 Fremgangsmaate for overfoering av bredbaandede lydsignaler

Country Status (14)

Country Link
US (1) US3894190A (no)
JP (1) JPS5421047B2 (no)
AU (1) AU476713B2 (no)
CA (1) CA988860A (no)
CH (1) CH575686A5 (no)
ES (1) ES423728A1 (no)
FR (1) FR2219580B1 (no)
GB (1) GB1425155A (no)
HK (1) HK53476A (no)
IE (1) IE38934B1 (no)
IT (1) IT1052284B (no)
NL (1) NL7402688A (no)
NO (1) NO139878C (no)
SE (1) SE398186B (no)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6237049Y2 (no) * 1979-10-20 1987-09-21
US4672605A (en) * 1984-03-20 1987-06-09 Applied Spectrum Technologies, Inc. Data and voice communications system
GB2158980B (en) * 1984-03-23 1989-01-05 Ricoh Kk Extraction of phonemic information
DE3703143A1 (de) * 1987-02-03 1988-08-11 Thomson Brandt Gmbh Verfahren zur uebertragung eines audiosignals
US5010399A (en) 1989-07-14 1991-04-23 Inline Connection Corporation Video transmission and control system utilizing internal telephone lines
US6243446B1 (en) * 1997-03-11 2001-06-05 Inline Connections Corporation Distributed splitter for data transmission over twisted wire pairs
US5559900A (en) * 1991-03-12 1996-09-24 Lucent Technologies Inc. Compression of signals for perceptual quality by selecting frequency bands having relatively high energy
US6983051B1 (en) 1993-11-18 2006-01-03 Digimarc Corporation Methods for audio watermarking and decoding
US6449377B1 (en) 1995-05-08 2002-09-10 Digimarc Corporation Methods and systems for watermark processing of line art images
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
US6944298B1 (en) 1993-11-18 2005-09-13 Digimare Corporation Steganographic encoding and decoding of auxiliary codes in media signals
US6611607B1 (en) 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US5768426A (en) 1993-11-18 1998-06-16 Digimarc Corporation Graphics processing system employing embedded code signals
US6560349B1 (en) * 1994-10-21 2003-05-06 Digimarc Corporation Audio monitoring using steganographic information
US7644282B2 (en) 1998-05-28 2010-01-05 Verance Corporation Pre-processed information embedding system
US6532279B1 (en) * 1999-06-11 2003-03-11 David D. Goodman High-speed data communication over a residential telephone wiring network
US6737957B1 (en) 2000-02-16 2004-05-18 Verance Corporation Remote control signaling using audio watermarks
US7024018B2 (en) * 2001-05-11 2006-04-04 Verance Corporation Watermark position modulation
EP2442566A3 (en) 2002-10-15 2012-08-08 Verance Corporation Media Monitoring, Management and Information System
US20060239501A1 (en) 2005-04-26 2006-10-26 Verance Corporation Security enhancements of digital watermarks for multi-media content
US8020004B2 (en) 2005-07-01 2011-09-13 Verance Corporation Forensic marking using a common customization function
US8781967B2 (en) * 2005-07-07 2014-07-15 Verance Corporation Watermarking in an encrypted domain
US20070180418A1 (en) * 2006-01-30 2007-08-02 Fam Fook T Clock scheme for circuit arrangement
US8259938B2 (en) 2008-06-24 2012-09-04 Verance Corporation Efficient and secure forensic marking in compressed
US8838977B2 (en) 2010-09-16 2014-09-16 Verance Corporation Watermark extraction and content screening in a networked environment
US8533481B2 (en) 2011-11-03 2013-09-10 Verance Corporation Extraction of embedded watermarks from a host content based on extrapolation techniques
US8923548B2 (en) 2011-11-03 2014-12-30 Verance Corporation Extraction of embedded watermarks from a host content using a plurality of tentative watermarks
US8615104B2 (en) 2011-11-03 2013-12-24 Verance Corporation Watermark extraction based on tentative watermarks
US8682026B2 (en) 2011-11-03 2014-03-25 Verance Corporation Efficient extraction of embedded watermarks in the presence of host content distortions
US8745403B2 (en) 2011-11-23 2014-06-03 Verance Corporation Enhanced content management based on watermark extraction records
US9547753B2 (en) 2011-12-13 2017-01-17 Verance Corporation Coordinated watermarking
US9323902B2 (en) 2011-12-13 2016-04-26 Verance Corporation Conditional access using embedded watermarks
US9571606B2 (en) 2012-08-31 2017-02-14 Verance Corporation Social media viewing system
US9106964B2 (en) 2012-09-13 2015-08-11 Verance Corporation Enhanced content distribution using advertisements
US8869222B2 (en) 2012-09-13 2014-10-21 Verance Corporation Second screen content
US8726304B2 (en) 2012-09-13 2014-05-13 Verance Corporation Time varying evaluation of multimedia content
US9262794B2 (en) 2013-03-14 2016-02-16 Verance Corporation Transactional video marking system
US9251549B2 (en) 2013-07-23 2016-02-02 Verance Corporation Watermark extractor enhancements based on payload ranking
US9208334B2 (en) 2013-10-25 2015-12-08 Verance Corporation Content management using multiple abstraction layers
EP3117626A4 (en) 2014-03-13 2017-10-25 Verance Corporation Interactive content acquisition using embedded codes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2870260A (en) * 1955-11-04 1959-01-20 Bell Telephone Labor Inc Speech interpolation communication system
NL272809A (no) * 1960-12-27
US3471646A (en) * 1965-02-08 1969-10-07 Motorola Inc Time division multiplex system with prearranged carrier frequency shifts
US3431362A (en) * 1966-04-22 1969-03-04 Bell Telephone Labor Inc Voice-excited,bandwidth reduction system employing pitch frequency pulses generated by unencoded baseband signal

Also Published As

Publication number Publication date
NO740645L (no) 1974-08-29
HK53476A (en) 1976-09-03
CA988860A (en) 1976-05-11
NO139878B (no) 1979-02-12
JPS5041404A (no) 1975-04-15
IT1052284B (it) 1981-06-20
IE38934L (en) 1974-08-28
IE38934B1 (en) 1978-07-05
NL7402688A (no) 1974-08-30
ES423728A1 (es) 1977-01-16
AU6583874A (en) 1975-08-21
SE398186B (sv) 1977-12-05
FR2219580A1 (no) 1974-09-20
FR2219580B1 (no) 1979-03-16
US3894190A (en) 1975-07-08
AU476713B2 (en) 1976-09-30
JPS5421047B2 (no) 1979-07-27
GB1425155A (en) 1976-02-18
CH575686A5 (no) 1976-05-14

Similar Documents

Publication Publication Date Title
NO139878C (no) Fremgangsmaate for overfoering av bredbaandede lydsignaler
CA960973A (en) Circuit for modifying the dynamic range of signals
NO137979C (no) Anordning for selvtilpassende utsletting av mottatte stoeysignaler
CA1024900A (en) System for electronic modification of sound
AT336689B (de) Ubertragungssystem zur geheimen ubertragung von sprachsignalen
SE7602547L (sv) Forfarande for behandling av radarsignaler
AT339150B (de) Einrichtung zur automatischen aussendung von alarmsignalen
SE7601911L (sv) Anordning for overforing av hogfrekvenssignaler
CA954628A (en) Arrangement for frequency transposition of analog signals
NL7411229A (nl) Stelsel voor transmissie van informatiesigna-
SE7601323L (sv) Sett for tidsmultiplex overforing av binera signaler
SE7604333L (sv) Anordning for overforing av digitala signaler
CA1008139A (en) Electrical circuit means for detecting the frequency of input signals
SE409798B (sv) Forfarande for forvrengning av talsignaler
AT333851B (de) Schaltungsanordnung zur verschleierten ubertragung von sprachsignalen
ATA965574A (de) Gegentaktrichtkoppler fur die ubertragung von digitalen gegentaktsignalen
SE401506B (sv) Forfarande for framstellning av bifenylyletrar
CA1018544A (en) Decolorization of carbonyl compounds
SE403023B (sv) Forfarande for forvrengd overforing av talsignaler
CA991711A (en) Transmission system with cable for transmission of high frequency signals
JPS57171815A (en) Circuit for altering dynamic range of input signal
SE398959B (sv) Forfarande for framstellning av cigarrettfilter
SE7808905L (sv) Forfarande for framstellning av biocyklisk forening
NO144358C (no) Fremgangsmaate for fremstilling av fibroese krysotile asbestark
AT350910B (de) System zur uebermittlung von breibandigen tonsignalen