JPS5111505A - - Google Patents
Info
- Publication number
- JPS5111505A JPS5111505A JP50071001A JP7100175A JPS5111505A JP S5111505 A JPS5111505 A JP S5111505A JP 50071001 A JP50071001 A JP 50071001A JP 7100175 A JP7100175 A JP 7100175A JP S5111505 A JPS5111505 A JP S5111505A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- 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
- H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
- H04M9/022—Multiplex systems
- H04M9/025—Time division multiplex systems, e.g. loop systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Small-Scale Networks (AREA)
- Time-Division Multiplex Systems (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Telephonic Communication Services (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH823874 | 1974-06-17 | ||
| CH823874A CH575692A5 (de) | 1974-06-17 | 1974-06-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5111505A true JPS5111505A (de) | 1976-01-29 |
| JPS597255B2 JPS597255B2 (ja) | 1984-02-17 |
Family
ID=4337263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50071001A Expired JPS597255B2 (ja) | 1974-06-17 | 1975-06-13 | 複数の加入者台間における通信方式 |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS597255B2 (de) |
| AT (1) | AT345351B (de) |
| BE (1) | BE830333A (de) |
| CA (1) | CA1026478A (de) |
| CH (1) | CH575692A5 (de) |
| DE (1) | DE2523906A1 (de) |
| DK (1) | DK142258B (de) |
| FR (1) | FR2275086A1 (de) |
| GB (1) | GB1490260A (de) |
| IL (1) | IL47446A (de) |
| IT (1) | IT1036322B (de) |
| NL (1) | NL7507183A (de) |
| NO (1) | NO141914C (de) |
| SE (1) | SE410545B (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57111166A (en) * | 1980-12-26 | 1982-07-10 | Fujitsu Ltd | Add-on connection system |
| JPS59138158A (ja) * | 1983-01-24 | 1984-08-08 | ウエスタ−ン エレクトリツク カムパニ−，インコ−ポレ−テツド | 会議電話装置及びその制御方法 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2132449A (en) * | 1982-12-09 | 1984-07-04 | Standard Telephones Cables Ltd | Decentralised PABX |
| DE3501834A1 (de) * | 1985-01-21 | 1986-07-24 | Siemens AG, 1000 Berlin und 8000 München | Sprecheinrichtung fuer ein nachrichtenuebertragungssystem mit digitalem vierdraht-omnibuskanal |
| SE449152B (sv) * | 1986-03-19 | 1987-04-06 | Paul Gosta Wilhelm Rosen | Kommunikationsanleggning innefattande ett flertal enheter vilka kan uppretthalla en konferenskoppling |
| DE10062342A1 (de) * | 2000-12-14 | 2002-07-11 | Eads Defence & Security Ntwk | Verfahren und Vorrichtung zur Realisierung von Sprachkonferenzen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH550521A (de) * | 1972-07-04 | 1974-06-14 | Hasler Ag | Verfahren zur nachrichtenuebertragung zwischen teilnehmerstellen. |
-
1974
- 1974-06-17 CH CH823874A patent/CH575692A5/xx not_active IP Right Cessation
-
1975
- 1975-05-30 DE DE19752523906 patent/DE2523906A1/de not_active Withdrawn
- 1975-05-30 AT AT413775A patent/AT345351B/de not_active IP Right Cessation
- 1975-06-03 GB GB23907/75A patent/GB1490260A/en not_active Expired
- 1975-06-04 DK DK249075AA patent/DK142258B/da not_active IP Right Cessation
- 1975-06-10 CA CA229,155A patent/CA1026478A/en not_active Expired
- 1975-06-10 IL IL47446A patent/IL47446A/en unknown
- 1975-06-12 FR FR7518438A patent/FR2275086A1/fr active Granted
- 1975-06-13 JP JP50071001A patent/JPS597255B2/ja not_active Expired
- 1975-06-16 SE SE7506860A patent/SE410545B/xx unknown
- 1975-06-16 NO NO752123A patent/NO141914C/no unknown
- 1975-06-17 NL NL7507183A patent/NL7507183A/xx not_active Application Discontinuation
- 1975-06-17 IT IT68563/75A patent/IT1036322B/it active
- 1975-06-17 BE BE157410A patent/BE830333A/xx not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57111166A (en) * | 1980-12-26 | 1982-07-10 | Fujitsu Ltd | Add-on connection system |
| JPS59138158A (ja) * | 1983-01-24 | 1984-08-08 | ウエスタ−ン エレクトリツク カムパニ−，インコ−ポレ−テツド | 会議電話装置及びその制御方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| NO141914B (no) | 1980-02-18 |
| DK142258B (da) | 1980-09-29 |
| CA1026478A (en) | 1978-02-14 |
| FR2275086A1 (fr) | 1976-01-09 |
| IL47446A0 (en) | 1975-08-31 |
| CH575692A5 (de) | 1976-05-14 |
| AU8206375A (en) | 1976-12-16 |
| ATA413775A (de) | 1978-01-15 |
| DE2523906A1 (de) | 1976-01-08 |
| DK142258C (de) | 1981-02-23 |
| BE830333A (fr) | 1975-12-17 |
| SE7506860L (sv) | 1975-12-18 |
| FR2275086B1 (de) | 1982-04-30 |
| NO752123L (de) | 1975-12-18 |
| IT1036322B (it) | 1979-10-30 |
| NO141914C (no) | 1980-05-28 |
| DK249075A (de) | 1975-12-18 |
| NL7507183A (nl) | 1975-12-19 |
| IL47446A (en) | 1977-12-30 |
| AT345351B (de) | 1978-09-11 |
| JPS597255B2 (ja) | 1984-02-17 |
| SE410545B (sv) | 1979-10-15 |
| GB1490260A (en) | 1977-10-26 |