FR833156A - Powerline carrier system with elimination of side bands - Google Patents

Powerline carrier system with elimination of side bands

Info

Publication number
FR833156A
FR833156A FR833156DA FR833156A FR 833156 A FR833156 A FR 833156A FR 833156D A FR833156D A FR 833156DA FR 833156 A FR833156 A FR 833156A
Authority
FR
France
Prior art keywords
elimination
carrier system
side bands
powerline carrier
powerline
Prior art date
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
French (fr)
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.)
AEG AG
Original Assignee
Allgemeine Elektricitaets Gesellschaft
AEG AG
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.)
Filing date
Publication date
Application filed by Allgemeine Elektricitaets Gesellschaft, AEG AG filed Critical Allgemeine Elektricitaets Gesellschaft
Application granted granted Critical
Publication of FR833156A publication Critical patent/FR833156A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/546—Combination of signalling, telemetering, protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/58—Repeater circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
FR833156D 1935-10-27 1938-02-04 Powerline carrier system with elimination of side bands Expired FR833156A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEA77458D DE722815C (en) 1935-10-27 1935-10-27 Carrier stream telephony system with two carrier streams and intermediate amplifier stations
DEA81940D DE765208C (en) 1935-10-27 1937-02-07 Carrier frequency telephony system with two carrier frequencies and intermediate amplifiers and intermediate amplifiers

Publications (1)

Publication Number Publication Date
FR833156A true FR833156A (en) 1938-10-13

Family

ID=5794049

Family Applications (4)

Application Number Title Priority Date Filing Date
FR812233D Expired FR812233A (en) 1935-10-27 1936-10-10 Multiple installation of power line devices
FR833156D Expired FR833156A (en) 1935-10-27 1938-02-04 Powerline carrier system with elimination of side bands
FR50183D Expired FR50183E (en) 1935-10-27 1939-01-21 Multiple installation of power line devices
FR51451D Expired FR51451E (en) 1935-10-27 1939-04-05 Multiple installation of power line devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR812233D Expired FR812233A (en) 1935-10-27 1936-10-10 Multiple installation of power line devices

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR50183D Expired FR50183E (en) 1935-10-27 1939-01-21 Multiple installation of power line devices
FR51451D Expired FR51451E (en) 1935-10-27 1939-04-05 Multiple installation of power line devices

Country Status (3)

Country Link
CH (2) CH208098A (en)
DE (3) DE722815C (en)
FR (4) FR812233A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE899957C (en) * 1939-06-30 1953-12-17 Aeg Arrangement for carrier current transmission over the contact wire lines in electrical rail operations
DE963965C (en) * 1948-10-02 1957-05-16 Siemens Ag Circuit arrangement for carrier frequency telephone systems
DE900708C (en) * 1949-05-29 1954-01-04 Mix & Genest Akt Ges High-frequency telephony transmission system for high-voltage lines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR659308A (en) * 1930-04-12 1929-06-27 Thomson Houston Comp Francaise Improvements to powerline relay remote control systems
DE667851C (en) * 1930-08-09 1938-11-21 Siemens Ag Procedure for the transmission of remote control or remote measurement pulses in power plants
FR782747A (en) * 1933-12-15 1935-06-11 Lorenz C Ag Method of transmitting signals, speech or others, by cables, using high frequency currents

Also Published As

Publication number Publication date
DE722815C (en) 1942-07-22
CH218826A (en) 1941-12-31
FR50183E (en) 1939-01-17
DE765208C (en) 1953-06-08
CH208098A (en) 1939-12-31
FR51451E (en) 1942-08-12
DE751668C (en) 1953-06-08
FR812233A (en) 1937-05-03

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