NL143399B - Schakelstelsel. - Google Patents
Schakelstelsel.Info
- Publication number
- NL143399B NL143399B NL62275546A NL275546A NL143399B NL 143399 B NL143399 B NL 143399B NL 62275546 A NL62275546 A NL 62275546A NL 275546 A NL275546 A NL 275546A NL 143399 B NL143399 B NL 143399B
- Authority
- NL
- Netherlands
- Prior art keywords
- network
- unit
- combined
- path
- units
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/284—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator monostable
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
- Structure Of Telephone Exchanges (AREA)
- Medicinal Preparation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Telephonic Communication Services (AREA)
- Dc-Dc Converters (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR854440A FR1290332A (fr) | 1961-03-03 | 1961-03-03 | Système de sélection pour circuits ou équipements électriques |
| FR882062A FR80796E (fr) | 1961-03-03 | 1961-12-15 | Système de sélection pour circuits ou équipements électriques |
| FR921866A FR83360E (fr) | 1961-03-03 | 1963-01-18 | Système de sélection pour circuits ou équipements électriques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL143399B true NL143399B (nl) | 1974-09-16 |
Family
ID=27245891
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL292834D NL292834A (pt) | 1961-03-03 | ||
| NL275546D NL275546A (pt) | 1961-03-03 | ||
| NL286845D NL286845A (pt) | 1961-03-03 | ||
| NL62275546A NL143399B (nl) | 1961-03-03 | 1962-03-05 | Schakelstelsel. |
| NL6400223A NL6400223A (pt) | 1961-03-03 | 1964-01-15 |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL292834D NL292834A (pt) | 1961-03-03 | ||
| NL275546D NL275546A (pt) | 1961-03-03 | ||
| NL286845D NL286845A (pt) | 1961-03-03 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6400223A NL6400223A (pt) | 1961-03-03 | 1964-01-15 |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US3226486A (pt) |
| AT (1) | AT239324B (pt) |
| BE (4) | BE642619A (pt) |
| CH (3) | CH395200A (pt) |
| DE (3) | DE1184384B (pt) |
| FR (4) | FR1290332A (pt) |
| GB (2) | GB946263A (pt) |
| NL (5) | NL143399B (pt) |
| SE (1) | SE330912B (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL302810A (pt) * | 1957-09-26 | |||
| NL292449A (pt) * | 1963-05-07 | |||
| US3336443A (en) * | 1964-02-18 | 1967-08-15 | Int Standard Electric Corp | Pilot network selection systems |
| FR1444711A (fr) * | 1965-02-04 | 1966-07-08 | Schneider Radio Television | Perfectionnements aux modulateurs de durée d'impulsions. convertisseur tensiondurée |
| FR1431902A (fr) * | 1965-02-05 | 1966-03-18 | Materiel Telephonique | Perfectionnements aux systèmes de commutation téléphonique |
| DE1297161C2 (de) * | 1965-08-14 | 1977-05-05 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Verfahren und schaltungsanordnung zur steuerung eines mehrstufigen koppelfeldes |
| US3504131A (en) * | 1967-05-02 | 1970-03-31 | Bell Telephone Labor Inc | Switching network |
| US3666892A (en) * | 1970-05-13 | 1972-05-30 | Itt | Speech gate |
| US5832076A (en) * | 1996-08-07 | 1998-11-03 | Transcrypt International, Inc. | Apparatus and method for determining the presence and polarity of direct current bias voltage for microphones in telephone sets |
| US5838804A (en) * | 1996-08-07 | 1998-11-17 | Transcrypt International, Inc. | Apparatus and method for providing proper microphone DC bias current and load resistance for a telephone |
| US7277767B2 (en) | 1999-12-10 | 2007-10-02 | Srs Labs, Inc. | System and method for enhanced streaming audio |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2170429A (en) * | 1935-09-27 | 1939-08-22 | Rosin Maurice | Telephone system |
| US2252856A (en) * | 1938-02-18 | 1941-08-19 | Fides Gmbh | Telephone system |
| US2333179A (en) * | 1942-05-05 | 1943-11-02 | Bell Telephone Labor Inc | Communication system |
| BE509371A (pt) * | 1951-02-23 | |||
| US2714629A (en) * | 1951-05-19 | 1955-08-02 | Nederlanden Staat | Marking circuit |
| DE1024580B (de) * | 1954-10-05 | 1958-02-20 | Int Standard Electric Corp | Schaltungsanordnung fuer ein Vermittlungssystem |
| NL106485C (pt) * | 1955-11-03 | |||
| DE1015058B (de) * | 1955-11-19 | 1957-09-05 | Siemens Ag | Schaltungsanordnung zur Einstellung der die Sprech- und Pruefadern durchschaltenden Koppelrelais in Fernmelde-, insbesondere in Fernsprechanlagen |
| BE552603A (pt) * | 1955-11-23 | |||
| BE551611A (pt) * | 1955-12-28 | |||
| US2883470A (en) * | 1956-10-19 | 1959-04-21 | Bell Telephone Labor Inc | Communication switching network |
| DE1073552B (de) * | 1956-12-07 | 1960-01-21 | Western Electric Company Incor porated New York N Y (V St A) | Schaltungsanordnung zur Übertragung von den Leitungszustand anzeigenden Informationen |
| BE571163A (pt) * | 1957-09-14 | |||
| NL302810A (pt) * | 1957-09-26 | |||
| FR1212109A (fr) * | 1958-07-26 | 1960-03-22 | Concentrateur de trafic téléphonique | |
| US3157746A (en) * | 1959-12-07 | 1964-11-17 | Bell Telephone Labor Inc | Supervisory circuit for telephone subscriber's line |
| US3102168A (en) * | 1959-12-24 | 1963-08-27 | Bell Telephone Labor Inc | Supervisory circuits for telephone subscriber's line |
| DE1112131B (de) * | 1960-05-14 | 1961-08-03 | Telefonbau | Schaltungsanordnung zur Stillsetzung eines durch einen Impulsgeber fortschaltbaren elektronischen Suchwaehlers |
| US3025356A (en) * | 1960-11-16 | 1962-03-13 | Nippon Electric Co | Automatic telephone exchange subscriber circuit |
| NL272337A (pt) * | 1960-12-23 |
-
0
- BE BE632293D patent/BE632293A/xx unknown
- NL NL292834D patent/NL292834A/xx unknown
- NL NL275546D patent/NL275546A/xx unknown
- BE BE614594D patent/BE614594A/xx unknown
- NL NL286845D patent/NL286845A/xx unknown
- BE BE626082D patent/BE626082A/xx unknown
-
1961
- 1961-03-03 FR FR854440A patent/FR1290332A/fr not_active Expired
- 1961-12-15 FR FR882062A patent/FR80796E/fr not_active Expired
-
1962
- 1962-02-23 GB GB7065/62A patent/GB946263A/en not_active Expired
- 1962-02-28 DE DEJ21362A patent/DE1184384B/de active Pending
- 1962-03-02 CH CH257362A patent/CH395200A/fr unknown
- 1962-03-02 AT AT176462A patent/AT239324B/de active
- 1962-03-05 US US177551A patent/US3226486A/en not_active Expired - Lifetime
- 1962-03-05 NL NL62275546A patent/NL143399B/xx unknown
- 1962-05-16 FR FR897734A patent/FR81650E/fr not_active Expired
- 1962-12-03 US US241737A patent/US3249698A/en not_active Expired - Lifetime
- 1962-12-05 SE SE13090/62A patent/SE330912B/xx unknown
- 1962-12-10 CH CH1444862A patent/CH439408A/fr unknown
- 1962-12-14 DE DE1962J0022846 patent/DE1245436C2/de not_active Expired
-
1963
- 1963-01-18 FR FR921866A patent/FR83360E/fr not_active Expired
- 1963-07-03 DE DEJ24001A patent/DE1198865B/de active Pending
-
1964
- 1964-01-15 NL NL6400223A patent/NL6400223A/ unknown
- 1964-01-15 CH CH43864A patent/CH414758A/fr unknown
- 1964-01-17 GB GB2175/64A patent/GB1006127A/en not_active Expired
- 1964-01-17 BE BE642619D patent/BE642619A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1245436C2 (de) | 1975-01-16 |
| FR1290332A (fr) | 1962-04-13 |
| FR83360E (fr) | 1964-07-31 |
| GB1006127A (en) | 1965-09-29 |
| DE1245436B (de) | 1975-01-16 |
| CH439408A (fr) | 1967-07-15 |
| GB946263A (en) | 1964-01-08 |
| FR80796E (fr) | 1963-06-14 |
| US3226486A (en) | 1965-12-28 |
| BE626082A (pt) | |
| DE1184384B (de) | 1964-12-31 |
| BE642619A (pt) | 1964-07-17 |
| CH395200A (fr) | 1965-07-15 |
| NL6400223A (pt) | 1964-10-26 |
| NL292834A (pt) | |
| SE330912B (pt) | 1970-12-07 |
| US3249698A (en) | 1966-05-03 |
| AT239324B (de) | 1965-03-25 |
| BE614594A (pt) | |
| FR81650E (fr) | 1963-10-18 |
| BE632293A (pt) | |
| CH414758A (fr) | 1966-06-15 |
| DE1198865B (de) | 1965-08-19 |
| NL286845A (pt) | |
| NL275546A (pt) |
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