LU61428A1 - - Google Patents
Info
- Publication number
- LU61428A1 LU61428A1 LU61428DA LU61428A1 LU 61428 A1 LU61428 A1 LU 61428A1 LU 61428D A LU61428D A LU 61428DA LU 61428 A1 LU61428 A1 LU 61428A1
- Authority
- LU
- Luxembourg
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
- H04M3/568—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691938766 DE1938766B2 (de) | 1969-07-30 | 1969-07-30 | Verfahren und Schaltungsanordnung zum Verbinden wenigstens dreier Teilnehmer einer Fernmelde-,insbesondere Fernsprechvermittlungsanlage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU61428A1 true LU61428A1 (de) | 1970-09-28 |
Family
ID=5741383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU61428D LU61428A1 (de) | 1969-07-30 | 1970-07-28 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT310818B (de) |
| BE (1) | BE754154A (de) |
| CH (1) | CH516266A (de) |
| DE (1) | DE1938766B2 (de) |
| FR (1) | FR2055471A5 (de) |
| GB (1) | GB1279898A (de) |
| LU (1) | LU61428A1 (de) |
| SE (1) | SE386044B (de) |
-
0
- BE BE754154D patent/BE754154A/xx unknown
-
1969
- 1969-07-30 DE DE19691938766 patent/DE1938766B2/de not_active Withdrawn
-
1970
- 1970-07-22 FR FR7027027A patent/FR2055471A5/fr not_active Expired
- 1970-07-28 LU LU61428D patent/LU61428A1/xx unknown
- 1970-07-28 CH CH1141070A patent/CH516266A/de not_active IP Right Cessation
- 1970-07-28 AT AT688670A patent/AT310818B/de not_active IP Right Cessation
- 1970-07-29 GB GB3665870A patent/GB1279898A/en not_active Expired
- 1970-07-30 SE SE1050770D patent/SE386044B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE386044B (sv) | 1976-07-26 |
| DE1938766B2 (de) | 1971-01-28 |
| GB1279898A (en) | 1972-06-28 |
| AT310818B (de) | 1973-10-25 |
| DE1938766A1 (de) | 1971-01-28 |
| BE754154A (fr) | 1971-02-01 |
| CH516266A (de) | 1971-11-30 |
| FR2055471A5 (de) | 1971-05-07 |