CA953834A - Speech controlled switching arrangement - Google Patents
Speech controlled switching arrangementInfo
- Publication number
- CA953834A CA953834A CA130,664A CA130664A CA953834A CA 953834 A CA953834 A CA 953834A CA 130664 A CA130664 A CA 130664A CA 953834 A CA953834 A CA 953834A
- Authority
- CA
- Canada
- Prior art keywords
- switching arrangement
- controlled switching
- speech controlled
- speech
- arrangement
- 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
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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/78—Detection of presence or absence of voice signals
-
- 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
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
- H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
- H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
- H04Q1/4465—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency the same frequency being used for all signalling information, e.g. A.C. nr.9 system
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Telephonic Communication Services (AREA)
- Crushing And Grinding (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712100522 DE2100522C (de) | 1971-01-07 | Sprachgesteuerte Schalteinrichtung fur Aufzeichnungsgerate, insbesondere fur Telefonanrufbeantworter | |
DE19712128516 DE2128516C3 (de) | 1971-06-08 | 1971-06-08 | Sprachgesteuerte Schalteinrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
CA953834A true CA953834A (en) | 1974-08-27 |
Family
ID=25760483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA130,664A Expired CA953834A (en) | 1971-01-07 | 1971-12-21 | Speech controlled switching arrangement |
Country Status (12)
Country | Link |
---|---|
US (1) | US3873772A (fi) |
AR (1) | AR193051A1 (fi) |
AU (1) | AU445513B2 (fi) |
BE (1) | BE783979A (fi) |
CA (1) | CA953834A (fi) |
CH (1) | CH534462A (fi) |
FI (1) | FI57503C (fi) |
GB (1) | GB1348724A (fi) |
IT (1) | IT962068B (fi) |
NL (1) | NL160457C (fi) |
NO (1) | NO131147C (fi) |
SE (1) | SE371733B (fi) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4022989A (en) * | 1976-06-28 | 1977-05-10 | Bell Telephone Laboratories, Incorporated | Telephone receiver-off-hook-and-in-use detector |
CH633903A5 (de) * | 1978-09-26 | 1982-12-31 | Feller Ag | Sprachschalter fuer ein an eine telefonleitung anzuschliessendes geraet. |
GB2139052A (en) * | 1983-04-20 | 1984-10-31 | Philips Electronic Associated | Apparatus for distinguishing between speech and certain other signals |
US4667065A (en) * | 1985-02-28 | 1987-05-19 | Bangerter Richard M | Apparatus and methods for electrical signal discrimination |
US4764966A (en) * | 1985-10-11 | 1988-08-16 | International Business Machines Corporation | Method and apparatus for voice detection having adaptive sensitivity |
US4742537A (en) * | 1986-06-04 | 1988-05-03 | Electronic Information Systems, Inc. | Telephone line monitoring system |
US5022071A (en) * | 1987-10-21 | 1991-06-04 | Electronic Speech Systems | Two-way voice & digital data analyzer for telephones |
JPH01261071A (ja) * | 1988-04-12 | 1989-10-18 | Retsutsu Corp:Kk | 端末切替制御装置 |
US5333179A (en) * | 1988-04-23 | 1994-07-26 | Murata Kikai Kabushiki Kaisha | Facsimile apparatus with automatic answering telephone function |
US5267301A (en) * | 1988-06-29 | 1993-11-30 | Canon Kabushiki Kaisha | Data communication apparatus and method capable of discriminating calling stations |
DE69229584T2 (de) * | 1991-08-30 | 2000-07-20 | Texas Instruments Inc., Dallas | Telefonsignalklassifizierung und Verfahren und System zur Telefonnachrichtenablieferung |
GB2303471B (en) * | 1995-07-19 | 2000-03-22 | Olympus Optical Co | Voice activated recording apparatus |
US20090245487A1 (en) * | 2008-03-30 | 2009-10-01 | William Jockusch | Device for Alerting a Telephone Caller When a Live Person is Reached |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2354176A (en) * | 1942-12-21 | 1944-07-18 | Alfred N Goldsmith | Automatic reverberation control |
US2761897A (en) * | 1951-11-07 | 1956-09-04 | Jones Robert Clark | Electronic device for automatically discriminating between speech and music forms |
US3133992A (en) * | 1958-10-13 | 1964-05-19 | Matthew C Dickman | Automatic answering, recording and reproducing machine |
US3433897A (en) * | 1964-09-24 | 1969-03-18 | Bell Telephone Labor Inc | Voice operated control circuit |
GB1335999A (en) * | 1969-12-29 | 1973-10-31 | Pioneer Electronic Corp | Timer cirucit of an automatic telephone answering apparatus |
JPS5015523B1 (fi) * | 1970-04-08 | 1975-06-05 | ||
US3688126A (en) * | 1971-01-29 | 1972-08-29 | Paul R Klein | Sound-operated, yes-no responsive switch |
-
1971
- 1971-09-10 GB GB4224071A patent/GB1348724A/en not_active Expired
- 1971-09-23 CH CH1388471A patent/CH534462A/de not_active IP Right Cessation
- 1971-09-27 FI FI2690/71A patent/FI57503C/fi active
- 1971-10-04 AR AR238290A patent/AR193051A1/es active
- 1971-10-14 AU AU34566/71A patent/AU445513B2/en not_active Expired
- 1971-10-20 NL NL7114424.A patent/NL160457C/xx not_active IP Right Cessation
- 1971-12-02 NO NO4435/71A patent/NO131147C/no unknown
- 1971-12-21 CA CA130,664A patent/CA953834A/en not_active Expired
-
1972
- 1972-01-03 IT IT47504/72A patent/IT962068B/it active
- 1972-01-05 SE SE7200097A patent/SE371733B/xx unknown
- 1972-05-25 BE BE783979A patent/BE783979A/xx not_active IP Right Cessation
-
1973
- 1973-07-30 US US383650A patent/US3873772A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NO131147B (fi) | 1974-12-30 |
BE783979A (fr) | 1972-09-18 |
AU445513B2 (en) | 1974-02-21 |
SE371733B (fi) | 1974-11-25 |
NL7114424A (fi) | 1972-07-11 |
AU3456671A (en) | 1973-04-19 |
US3873772A (en) | 1975-03-25 |
AR193051A1 (es) | 1973-03-30 |
CH534462A (de) | 1973-02-28 |
NO131147C (fi) | 1975-04-09 |
NL160457C (nl) | 1979-10-15 |
IT962068B (it) | 1973-12-20 |
FI57503C (fi) | 1980-08-11 |
GB1348724A (en) | 1974-03-20 |
NL160457B (nl) | 1979-05-15 |
FI57503B (fi) | 1980-04-30 |
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