BE606073A - Signaalstelsel voor abonneetoestellen. - Google Patents
Signaalstelsel voor abonneetoestellen.Info
- Publication number
- BE606073A BE606073A BE606073A BE606073A BE606073A BE 606073 A BE606073 A BE 606073A BE 606073 A BE606073 A BE 606073A BE 606073 A BE606073 A BE 606073A BE 606073 A BE606073 A BE 606073A
- Authority
- BE
- Belgium
- Prior art keywords
- signaling system
- subscriber devices
- subscriber
- devices
- signaling
- Prior art date
Links
- 230000011664 signaling Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
-
- 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
-
- 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
- H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
- H04Q1/453—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling in which m-out-of-n signalling frequencies are transmitted
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Devices For Supply Of Signal Current (AREA)
- Telephonic Communication Services (AREA)
- Interface Circuits In Exchanges (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL254029A NL131295C (nl) | 1960-07-21 | 1960-07-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE606073A true BE606073A (nl) | 1962-01-15 |
Family
ID=19752483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE606073A BE606073A (nl) | 1960-07-21 | 1961-07-13 | Signaalstelsel voor abonneetoestellen. |
Country Status (10)
Country | Link |
---|---|
US (1) | US3164680A (nl) |
BE (1) | BE606073A (nl) |
CH (1) | CH395196A (nl) |
DE (3) | DE1122105B (nl) |
DK (1) | DK105539C (nl) |
ES (1) | ES268516A1 (nl) |
FR (3) | FR79296E (nl) |
GB (2) | GB956356A (nl) |
NL (3) | NL131295C (nl) |
SE (2) | SE309053B (nl) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB986310A (en) * | 1963-11-27 | 1965-03-17 | Standard Telephones Cables Ltd | Telephone tone ringer |
GB1051059A (nl) * | 1963-11-29 | |||
GB1059606A (en) * | 1964-08-25 | 1967-02-22 | Sits Soc It Telecom Siemens | A ringer |
FR2121456B1 (nl) * | 1971-01-14 | 1975-01-17 | Ericsson Telefon Ab L M | |
US3740490A (en) * | 1971-01-18 | 1973-06-19 | Bell Telephone Labor Inc | Tone ringer |
DE2548159C2 (de) * | 1975-10-28 | 1983-05-11 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Schaltungsanordnung für den akustischen Ruf in einer Chef- und Sekretärfernsprechanlage |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2319306A (en) * | 1941-10-31 | 1943-05-18 | Bell Telephone Labor Inc | Signaling system |
BE509657A (nl) * | 1951-03-03 | |||
US2824175A (en) * | 1954-11-18 | 1958-02-18 | Bell Telephone Labor Inc | Selective ringing circuits |
US2824173A (en) * | 1954-11-18 | 1958-02-18 | Bell Telephone Labor Inc | Transistor selective ringing, dialing, and party identification circuit |
GB793543A (en) * | 1955-05-06 | 1958-04-16 | Standard Telephones Cables Ltd | Improvements in or relating to telephone signalling systems |
BE552594A (nl) * | 1955-11-14 | |||
US2850650A (en) * | 1956-03-29 | 1958-09-02 | Bell Telephone Labor Inc | Transistor current limiter |
US2976369A (en) * | 1956-04-11 | 1961-03-21 | Salzer Adolf | Field telephone |
BE557708A (nl) * | 1956-06-07 | |||
DE1050832B (nl) * | 1956-06-07 | 1959-02-19 | ||
BE563265A (nl) * | 1956-06-22 | |||
BE565637A (nl) * | 1957-03-14 | |||
US3004105A (en) * | 1957-10-21 | 1961-10-10 | Bell Telephone Labor Inc | Transistor oscillator identifier for communication systems |
US2951910A (en) * | 1958-01-14 | 1960-09-06 | North Electric Co | Substation signalling device |
DE1082300B (de) * | 1959-06-04 | 1960-05-25 | Siemens Ag | Schaltungsanordnung fuer Teilnehmerstellen in Fernmelde-, insbesondere Fernsprech-anlagen mit Tastaturwahl |
-
1960
- 1960-03-04 GB GB7721/60A patent/GB956356A/en not_active Expired
- 1960-07-21 NL NL254029A patent/NL131295C/xx active
- 1960-07-21 NL NL254029D patent/NL254029A/xx unknown
- 1960-07-30 DE DEST16749A patent/DE1122105B/de active Pending
-
1961
- 1961-03-03 FR FR854439A patent/FR79296E/fr not_active Expired
- 1961-03-03 NL NL261946D patent/NL261946A/xx unknown
- 1961-03-03 DE DEJ19525A patent/DE1141679B/de active Pending
- 1961-06-12 US US116550A patent/US3164680A/en not_active Expired - Lifetime
- 1961-06-22 ES ES0268516A patent/ES268516A1/es not_active Expired
- 1961-07-06 SE SE7021/61A patent/SE309053B/xx unknown
- 1961-07-13 BE BE606073A patent/BE606073A/nl unknown
- 1961-07-14 GB GB25669/61A patent/GB971802A/en not_active Expired
- 1961-07-17 CH CH839561A patent/CH395196A/de unknown
- 1961-07-19 DE DEJ20262A patent/DE1174374B/de active Pending
- 1961-07-20 FR FR868486A patent/FR80309E/fr not_active Expired
- 1961-07-21 DK DK299861AA patent/DK105539C/da active
- 1961-07-28 FR FR869404A patent/FR80430E/fr not_active Expired
-
1964
- 1964-12-31 SE SE1593064A patent/SE319808B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ES268516A1 (es) | 1961-12-01 |
FR80309E (fr) | 1963-04-12 |
SE319808B (nl) | 1970-01-26 |
US3164680A (en) | 1965-01-05 |
SE309053B (nl) | 1969-03-10 |
GB971802A (en) | 1964-10-07 |
NL261946A (nl) | 1964-05-25 |
FR80430E (fr) | 1963-04-26 |
NL254029A (nl) | 1964-03-25 |
NL131295C (nl) | 1971-05-17 |
DE1122105B (de) | 1962-01-18 |
CH395196A (de) | 1965-07-15 |
DE1174374B (de) | 1964-07-23 |
FR79296E (nl) | 1963-02-20 |
DK105539C (da) | 1966-10-10 |
DE1141679B (de) | 1962-12-27 |
GB956356A (en) | 1964-04-22 |
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