NL162274C - Spraakgestuurde schakelinrichting. - Google Patents

Spraakgestuurde schakelinrichting.

Info

Publication number
NL162274C
NL162274C NL7109806.A NL7109806A NL162274C NL 162274 C NL162274 C NL 162274C NL 7109806 A NL7109806 A NL 7109806A NL 162274 C NL162274 C NL 162274C
Authority
NL
Netherlands
Prior art keywords
switching device
controlled switching
voice controlled
voice
switching
Prior art date
Application number
NL7109806.A
Other languages
English (en)
Other versions
NL162274B (nl
NL7109806A (nl
Inventor
Henricus Petrus Joh Boudewijns
Johannes Anton Ing Greefkes
Original Assignee
Philips 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
Priority to BE786256D priority Critical patent/BE786256A/xx
Application filed by Philips Nv filed Critical Philips Nv
Priority to NL7109806.A priority patent/NL162274C/nl
Priority to DE19722232358 priority patent/DE2232358C3/de
Priority to US00270151A priority patent/US3794763A/en
Priority to AU44375/72A priority patent/AU470286B2/en
Priority to SE7209164A priority patent/SE372681B/xx
Priority to CA146,905A priority patent/CA957076A/en
Priority to GB3256972A priority patent/GB1403217A/en
Priority to DK348272A priority patent/DK133220C/da
Priority to CH1044672A priority patent/CH550515A/xx
Priority to AT603372A priority patent/AT342660B/de
Priority to JP47071207A priority patent/JPS5740696B1/ja
Priority to FR7225702A priority patent/FR2145728B1/fr
Publication of NL7109806A publication Critical patent/NL7109806A/xx
Publication of NL162274B publication Critical patent/NL162274B/nl
Application granted granted Critical
Publication of NL162274C publication Critical patent/NL162274C/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/17—Time-division multiplex systems in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI
    • H04J3/175—Speech activity or inactivity detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants
    • H04M3/569—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants using the instant speaker's algorithm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/085—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using digital techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Analogue/Digital Conversion (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Transceivers (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
NL7109806.A 1971-07-15 1971-07-15 Spraakgestuurde schakelinrichting. NL162274C (nl)

Priority Applications (13)

Application Number Priority Date Filing Date Title
BE786256D BE786256A (fr) 1971-07-15 Dispositif de commutation commande par des signaux
NL7109806.A NL162274C (nl) 1971-07-15 1971-07-15 Spraakgestuurde schakelinrichting.
DE19722232358 DE2232358C3 (de) 1971-07-15 1972-07-01 Schaltungsanordnung zur Verhinderung der akustischen Rückkopplung in einem Übertragungssystem mit Impulsdeltamodulation in einer FernsprechinsbesondereFernsprech-Vermittlungsanlage
AU44375/72A AU470286B2 (en) 1971-07-15 1972-07-10 Speech-controlled switching arrangement
US00270151A US3794763A (en) 1971-07-15 1972-07-10 Speech-controlled switching arrangement
CA146,905A CA957076A (en) 1971-07-15 1972-07-12 Speech-controlled switching arrangement
SE7209164A SE372681B (nl) 1971-07-15 1972-07-12
GB3256972A GB1403217A (en) 1971-07-15 1972-07-12 Speech-controlled switching arrangement
DK348272A DK133220C (da) 1971-07-15 1972-07-12 Talestyret omskifteranleg
CH1044672A CH550515A (de) 1971-07-15 1972-07-12 Schaltungsanordnung fuer fernmeldesysteme mit kodemodulation.
AT603372A AT342660B (de) 1971-07-15 1972-07-13 Von digital kondierten gesprachssignalen gesteuerte schaltvorrichtung
JP47071207A JPS5740696B1 (nl) 1971-07-15 1972-07-15
FR7225702A FR2145728B1 (nl) 1971-07-15 1972-07-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7109806.A NL162274C (nl) 1971-07-15 1971-07-15 Spraakgestuurde schakelinrichting.

Publications (3)

Publication Number Publication Date
NL7109806A NL7109806A (nl) 1973-01-17
NL162274B NL162274B (nl) 1979-11-15
NL162274C true NL162274C (nl) 1980-04-15

Family

ID=19813622

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7109806.A NL162274C (nl) 1971-07-15 1971-07-15 Spraakgestuurde schakelinrichting.

Country Status (12)

Country Link
US (1) US3794763A (nl)
JP (1) JPS5740696B1 (nl)
AT (1) AT342660B (nl)
AU (1) AU470286B2 (nl)
BE (1) BE786256A (nl)
CA (1) CA957076A (nl)
CH (1) CH550515A (nl)
DK (1) DK133220C (nl)
FR (1) FR2145728B1 (nl)
GB (1) GB1403217A (nl)
NL (1) NL162274C (nl)
SE (1) SE372681B (nl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5615380A (en) * 1969-11-24 1997-03-25 Hyatt; Gilbert P. Integrated circuit computer system having a keyboard input and a sound output
US4028506A (en) * 1973-12-12 1977-06-07 Nippon Electric Company, Ltd. Maximum value tracing circuit for digitized voice signals
US3944743A (en) * 1974-01-07 1976-03-16 Plantronics, Inc. Method and apparatus for feedback suppression
US3931480A (en) * 1974-09-04 1976-01-06 Gte Sylvania Incorporated Time compression receiver
NO134477C (nl) * 1974-10-29 1976-10-13 Manus Max
US3953676A (en) * 1974-12-12 1976-04-27 Northern Electric Company, Limited Digital control of a loudspeaking telephone system
JPS5263165U (nl) * 1975-11-06 1977-05-10
US4052568A (en) * 1976-04-23 1977-10-04 Communications Satellite Corporation Digital voice switch
US4110560A (en) * 1977-11-23 1978-08-29 Gte Sylvania Incorporated Communication apparatus
DE3137314C2 (de) * 1981-09-16 1984-03-29 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für sprachgesteuerte Freisprechgeräte
JP2800779B2 (ja) * 1996-05-31 1998-09-21 日本電気株式会社 患者監視システム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524929A (en) * 1967-06-29 1970-08-18 Automatic Elect Lab Telephone conference circuit
US3530247A (en) * 1967-08-29 1970-09-22 Bell Telephone Labor Inc Digital vocoder conference system
US3712959A (en) * 1969-07-14 1973-01-23 Communications Satellite Corp Method and apparatus for detecting speech signals in the presence of noise
US3674936A (en) * 1970-02-26 1972-07-04 Burroughs Corp Voice conference system

Also Published As

Publication number Publication date
DE2232358A1 (de) 1973-01-18
AU4437572A (en) 1974-01-17
SE372681B (nl) 1974-12-23
ATA603372A (de) 1977-08-15
NL162274B (nl) 1979-11-15
DK133220C (da) 1976-09-06
AT342660B (de) 1978-04-10
CA957076A (en) 1974-10-29
JPS5740696B1 (nl) 1982-08-30
BE786256A (fr) 1973-01-15
FR2145728B1 (nl) 1980-02-15
US3794763A (en) 1974-02-26
JPS4820405A (nl) 1973-03-14
DK133220B (da) 1976-04-05
CH550515A (de) 1974-06-14
NL7109806A (nl) 1973-01-17
FR2145728A1 (nl) 1973-02-23
GB1403217A (en) 1975-08-28
DE2232358B2 (de) 1976-12-02
AU470286B2 (en) 1976-03-11

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee