FR1118413A - Dispositif de télégraphie par courants porteurs - Google Patents

Dispositif de télégraphie par courants porteurs

Info

Publication number: FR1118413A
Authority: FR; France
Prior art keywords: powerline; telegraphy; telegraphy device; powerline telegraphy
Prior art date: 1953-05-30
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.): Expired

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

Priority date (The priority date 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 date listed.)

1953-05-30

Filing date

1954-05-28

Publication date

1956-06-06

1954-05-28 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1956-06-06 Application granted granted Critical

1956-06-06 Publication of FR1118413A publication Critical patent/FR1118413A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Computer Networks & Wireless Communication (AREA)
Transmitters (AREA)
Mobile Radio Communication Systems (AREA)
Radio Transmission System (AREA)

FR1118413D 1953-05-30 1954-05-28 Dispositif de télégraphie par courants porteurs Expired FR1118413A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL323185X		1953-05-30

Publications (1)

Publication Number	Publication Date
FR1118413A true FR1118413A (fr)	1956-06-06

Family

ID=19784073

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1118413D Expired FR1118413A (fr)	1953-05-30	1954-05-28	Dispositif de télégraphie par courants porteurs

Country Status (7)

Country	Link
US (1)	US2823259A (fr)
BE (1)	BE527605A (fr)
CH (1)	CH323185A (fr)
DE (1)	DE1029864B (fr)
FR (1)	FR1118413A (fr)
GB (1)	GB746726A (fr)
NL (2)	NL178727B (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2374567A (en) *	1944-09-06	1945-04-24	Western Union Telegraph Co	Multichannel carrier transmission system
US2662933A (en) *	1951-04-26	1953-12-15	Bell Telephone Labor Inc	Multiplex carrier telegraph system

0
- NL NL86340D patent/NL86340C/xx active
- BE BE527605D patent/BE527605A/xx unknown
- NL NLAANVRAGE7307981,B patent/NL178727B/xx unknown
1954
- 1954-04-19 US US424216A patent/US2823259A/en not_active Expired - Lifetime
- 1954-05-25 DE DEN8957A patent/DE1029864B/de active Pending
- 1954-05-27 GB GB15735/54A patent/GB746726A/en not_active Expired
- 1954-05-28 FR FR1118413D patent/FR1118413A/fr not_active Expired
- 1954-05-31 CH CH323185D patent/CH323185A/de unknown

Also Published As

Publication number	Publication date
GB746726A (en)	1956-03-21
BE527605A (fr)
DE1029864B (de)	1958-05-14
NL178727B (nl)
CH323185A (de)	1957-07-15
NL86340C (fr)
US2823259A (en)	1958-02-11

Similar Documents

Publication	Publication Date	Title
FR1115611A (fr)	1956-04-26	Dispositif antivibratoire perfectionné
FR1102250A (fr)	1955-10-18	Dispositif de levage
FR1119713A (fr)	1956-06-25	Dispositif de transmission de force
FR1114691A (fr)	1956-04-16	Dispositif modulateur
FR1118760A (fr)	1956-06-11	Dispositif de haut-parleur
FR1235302A (fr)	1960-07-08	Dispositif aspirateur
NL189054B (nl)		Bevestigingsinrichting.
FR1075914A (fr)	1954-10-21	Dispositif de prothèse céphalo-fémorale
FR1100533A (fr)	1955-09-21	Dispositif semi-conducteur
FR1097216A (fr)	1955-07-01	Dispositif de dégraissage
FR1113808A (fr)	1956-04-04	Dispositif de fraisage
FR1118413A (fr)	1956-06-06	Dispositif de télégraphie par courants porteurs
FR1092541A (fr)	1955-04-22	Dispositif de construction perfectionné
FR1084081A (fr)	1955-01-17	Dispositif de suspension
FR1089078A (fr)	1955-03-14	Dispositif doseurs-verseurs
FR1074902A (fr)	1954-10-11	Dispositif de freinage
FR1093979A (fr)	1955-05-11	Dispositif de bouchage perfectionné
FR1087296A (fr)	1955-02-22	Dispositif de réglage de transformateur
FR1085126A (fr)	1955-01-27	Dispositif de télévision en relief
FR1097564A (fr)	1955-07-07	Dispositif de broyage
FR1094443A (fr)	1955-05-20	Dispositif anti-dérapant
FR1101483A (fr)	1955-10-06	Dispositif de cuisson
FR1087924A (fr)	1955-03-01	Dispositif moteur-changement de vitesses
FR1079149A (fr)	1954-11-25	Dispositif de chaudière
FR1094185A (fr)	1955-05-13	Dispositif de serrage