FR810818A - Powerline transmission system - Google Patents

Powerline transmission system

Info

Publication number: FR810818A
Authority: FR; France
Prior art keywords: transmission system; powerline transmission; powerline; transmission
Prior art date: 1935-04-30
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

Inventor

Jean Maurits Douwes Dekker

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.)

1935-04-30

Filing date

1936-04-29

Publication date

1937-03-31

1936-04-29 Application filed filed Critical

1937-03-31 Application granted granted Critical

1937-03-31 Publication of FR810818A publication Critical patent/FR810818A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
- H04J1/045—Filters applied to frequency transposition

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Radio Relay Systems (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

FR810818D 1935-04-30 1936-04-29 Powerline transmission system Expired FR810818A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL456270X		1935-04-30
DES0123063		1936-06-18

Publications (1)

Publication Number	Publication Date
FR810818A true FR810818A (en)	1937-03-31

Family

ID=25998937

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR810818D Expired FR810818A (en)	1935-04-30	1936-04-29	Powerline transmission system
FR823061D Expired FR823061A (en)	1935-04-30	1937-06-15	Modulation method for powerline transmission systems

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
FR823061D Expired FR823061A (en)	1935-04-30	1937-06-15	Modulation method for powerline transmission systems

Country Status (6)

Country	Link
US (1)	US2156278A (en)
BE (1)	BE415104A (en)
DE (1)	DE699830C (en)
FR (2)	FR810818A (en)
GB (2)	GB456270A (en)
NL (1)	NL42529C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE928110C (en) *	1943-02-12	1955-05-23	Aeg	Four-wire carrier frequency transmission system
US2479701A (en) *	1944-02-07	1949-08-23	William C De Vry	Transmitting system
BE459652A (en) *	1944-05-08	1945-09-29
GB615922A (en) *	1945-05-02	1949-01-13	Philips Nv	Improvements in multiplex carrier-wave telephony
US2621325A (en) *	1946-08-20	1952-12-09	Radio Electr Soc Fr	Plural modulation multiplex system
US2574326A (en) *	1947-12-02	1951-11-06	Rca Corp	Generating groups of currents
US7447436B2 (en) *	1999-12-29	2008-11-04	Forster Energy Llc	Optical communications using multiplexed single sideband transmission and heterodyne detection

0
- BE BE415104D patent/BE415104A/xx unknown
- NL NL42529D patent/NL42529C/xx active
1936
- 1936-04-16 GB GB11004/36A patent/GB456270A/en not_active Expired
- 1936-04-25 US US76382A patent/US2156278A/en not_active Expired - Lifetime
- 1936-04-28 DE DE1936D0072613 patent/DE699830C/en not_active Expired
- 1936-04-29 FR FR810818D patent/FR810818A/en not_active Expired
1937
- 1937-06-15 FR FR823061D patent/FR823061A/en not_active Expired
- 1937-06-16 GB GB16756/37A patent/GB474021A/en not_active Expired

Also Published As

Publication number	Publication date
BE415104A (en)
NL42529C (en)
GB474021A (en)	1937-10-25
GB456270A (en)	1936-11-05
US2156278A (en)	1939-05-02
DE699830C (en)	1940-12-07
FR823061A (en)	1938-01-13

Similar Documents

Publication	Publication Date	Title
FR811886A (en)	1937-04-24	Signal transmission system
FR839636A (en)	1939-04-07	Transmission system
FR762416A (en)	1934-04-11	TV system
FR804264A (en)	1936-10-20	Electro-optical system
FR810818A (en)	1937-03-31	Powerline transmission system
FR806588A (en)	1936-12-19	Transmission
FR791198A (en)	1935-12-05	Powerline transmission system
FR44331E (en)	1934-12-24	Transmission system
FR762356A (en)	1934-04-10	TV system
FR762628A (en)	1934-04-13	TV system
FR801750A (en)	1936-08-14	Modulation system
FR818884A (en)	1937-10-05	Electric transmission systems
FR778775A (en)	1935-03-23	Three-phase-single-phase system
FR756957A (en)	1933-12-18	Modulation system
FR762357A (en)	1934-04-10	TV system
FR790115A (en)	1935-11-14	Powerline transmission system
FR812572A (en)	1937-05-12	Ventilation system
FR837919A (en)	1939-02-23	Transmission system
CH200864A (en)	1938-10-31	Television transmission system.
FR44556E (en)	1935-03-04	TV system
FR814483A (en)	1937-06-24	Transmission dynamometer or torsiometer
FR802881A (en)	1936-09-17	High frequency transmission system
FR796253A (en)	1936-04-03	Roof-bearing vault system
FR813526A (en)	1937-06-03	Braking system
FR834725A (en)	1938-11-30	Transmission system