DK277784D0 - DEVICE FOR CREATING A TONE SIGNAL TRANSFER - Google Patents
DEVICE FOR CREATING A TONE SIGNAL TRANSFERInfo
- Publication number
- DK277784D0 DK277784D0 DK277784A DK277784A DK277784D0 DK 277784 D0 DK277784 D0 DK 277784D0 DK 277784 A DK277784 A DK 277784A DK 277784 A DK277784 A DK 277784A DK 277784 D0 DK277784 D0 DK 277784D0
- Authority
- DK
- Denmark
- Prior art keywords
- creating
- tone signal
- signal transfer
- transfer
- tone
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
- H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5429—Applications for powerline communications
- H04B2203/545—Audio/video application, e.g. interphone
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Toys (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833320397 DE3320397A1 (en) | 1983-06-06 | 1983-06-06 | ARRANGEMENT FOR THE TRANSFERABLE TRANSMISSION OF SOUND SIGNALS |
Publications (2)
Publication Number | Publication Date |
---|---|
DK277784D0 true DK277784D0 (en) | 1984-06-06 |
DK277784A DK277784A (en) | 1984-12-07 |
Family
ID=6200770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK277784A DK277784A (en) | 1983-06-06 | 1984-06-06 | DEVICE FOR CREATING A TONE SIGNAL TRANSFER |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0128416A3 (en) |
DE (1) | DE3320397A1 (en) |
DK (1) | DK277784A (en) |
NO (1) | NO842239L (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03503345A (en) * | 1988-11-25 | 1991-07-25 | フセソユーズヌイ、ナウチノ‐イスレドワーチェルスキー、インスチツート、エレクトリフィカツィイ、セルスコボ、ホジアイストワ | Information transmission device using wires of three-phase power distribution equipment |
US5007047A (en) * | 1988-12-02 | 1991-04-09 | Codex Corporation | Adaptive rate control for echo cancelling modem |
DE4008023A1 (en) * | 1990-03-09 | 1991-09-12 | Krone Ag | METHOD FOR IN-HOUSE VOICE AND DATA COMMUNICATION VIA THE IN-HOUSE POWER SUPPLY NETWORK |
FR2754657B1 (en) * | 1996-10-15 | 2002-12-27 | Electricite De France | DEVICE FOR INTERFACING A LOW-VOLTAGE / RADIO FREQUENCY CARRIER BIDIRECTIONAL LINK |
DE102006001868B4 (en) * | 2006-01-13 | 2012-03-01 | Austriamicrosystems Ag | Circuit arrangement and method for controlling an electrical load and a power supply device |
US7768216B2 (en) | 2006-06-28 | 2010-08-03 | Austriamicrosystems Ag | Control circuit and method for controlling light emitting diodes |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE832911C (en) * | 1949-06-18 | 1952-03-03 | Lorenz A G C | Facility for high-frequency telephony over high-voltage lines |
US3188573A (en) * | 1960-12-21 | 1965-06-08 | Standard Kollsman Ind Inc | Dual modulation communication system |
AU509005B2 (en) * | 1974-02-08 | 1980-04-17 | Astech Inc. | Telephone extension system utilising available powerlines |
IT1029547B (en) * | 1974-06-27 | 1979-03-20 | Stoc Produzione Spa | INTERCOM SYSTEM WITH PARALLEL DEVICES ON A SINGLE TWO-WIRE LINE |
DE3215081A1 (en) * | 1982-04-22 | 1983-11-03 | Siemens AG, 1000 Berlin und 8000 München | SYSTEM FOR TRANSMITTING INFORMATION TELEGRAMS |
-
1983
- 1983-06-06 DE DE19833320397 patent/DE3320397A1/en not_active Withdrawn
-
1984
- 1984-05-23 EP EP84105884A patent/EP0128416A3/en not_active Withdrawn
- 1984-06-04 NO NO842239A patent/NO842239L/en unknown
- 1984-06-06 DK DK277784A patent/DK277784A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE3320397A1 (en) | 1984-12-06 |
DK277784A (en) | 1984-12-07 |
EP0128416A2 (en) | 1984-12-19 |
NO842239L (en) | 1984-12-07 |
EP0128416A3 (en) | 1986-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |