LU79183A1 - Duplex-datenuebertragungsmodul mit zugefuehrtem ton zur leistungsverschiebung innerhalb des uebertragungsspektrums - Google Patents

Duplex-datenuebertragungsmodul mit zugefuehrtem ton zur leistungsverschiebung innerhalb des uebertragungsspektrums

Info

Publication number: LU79183A1
Authority: LU; Luxembourg
Prior art keywords: zugefuehrtem; uebertragungsspektrums; leistungsverschiebung; datenuebertragungsmodul; zur
Prior art date: 1977-03-07

Application number

LU79183A

Other languages

English (en)

Inventor

R Maxwell

J Bingham

Original Assignee

Vadic Corp

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.)

1977-03-07

Filing date

1978-03-07

Publication date

1978-06-26

1978-03-07 Application filed by Vadic Corp filed Critical Vadic Corp

1978-06-26 Publication of LU79183A1 publication Critical patent/LU79183A1/fr

Links

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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Computer Networks & Wireless Communication (AREA)
Telephonic Communication Services (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Bidirectional Digital Transmission (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

LU79183A 1977-03-07 1978-03-07 Duplex-datenuebertragungsmodul mit zugefuehrtem ton zur leistungsverschiebung innerhalb des uebertragungsspektrums LU79183A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/775,104 US4101833A (en)	1977-03-07	1977-03-07	Duplex data transmission modem utilizing an injected tone for shifting power within the transmit spectrum

Publications (1)

Publication Number	Publication Date
LU79183A1 true LU79183A1 (fr)	1978-06-26

Family

ID=25103344

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
LU79183A LU79183A1 (fr)	1977-03-07	1978-03-07	Duplex-datenuebertragungsmodul mit zugefuehrtem ton zur leistungsverschiebung innerhalb des uebertragungsspektrums

Country Status (9)

Country	Link
US (1)	US4101833A (fr)
JP (1)	JPS53130909A (fr)
BE (1)	BE864615A (fr)
CA (1)	CA1094643A (fr)
DE (1)	DE2809401B2 (fr)
DK (1)	DK98878A (fr)
GB (1)	GB1593464A (fr)
LU (1)	LU79183A1 (fr)
NL (1)	NL173341C (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2916576C3 (de) *	1979-04-24	1981-12-10	Siemens AG, 1000 Berlin und 8000 München	Digital-Fernmeldesystem für Zweidraht-Getrenntlage-Betrieb
US4417349A (en) *	1979-11-08	1983-11-22	Digital Broadcasting Corporation	SCA Data transmission system with a raised cosine filter
US4355397A (en) *	1980-10-15	1982-10-19	Rixon, Inc.	Full duplex communication system for voice grade channels
US4509164A (en) *	1981-11-30	1985-04-02	Queen's University At Kingston	Microprocessor based digital to digital converting dataset
US4481622A (en) *	1982-04-01	1984-11-06	Anderson Jacobson, Inc.	High speed dial-up telephone circuit full duplex data transmission techniques
US4597073A (en) *	1985-08-27	1986-06-24	Data Race, Inc.	Full-duplex split-speed data communication unit for remote DTE
DE3702202A1 (de) *	1987-01-26	1988-08-04	Dirr Josef	Verfahren fuer die uebertragung analoger und/oder digitaler information, insbesondere unter zwischenschaltung einer, 2er oder mehrerer vermittlungen in fernmeldeanlagen
JPH02127829A (ja) *	1988-11-08	1990-05-16	Fujitsu Ltd	双方向光伝送装置の光断検出回路
US5577026A (en) *	1993-12-28	1996-11-19	Analogic Corporation	Apparatus for transferring data to and from a moving device
EP0774186A4 (fr) *	1994-05-05	2005-07-20	Catapult Entertainment Inc	Architecture de reseau pour jeux video en temps reel
US5636209A (en) *	1994-05-05	1997-06-03	Perlman; Stephen G.	Modem to support multiple site call conferenced data communications
US6134590A (en) *	1996-04-16	2000-10-17	Webtv Networks, Inc.	Method and apparatus for automatically connecting devices to a local network
US20050089326A1 (en) *	2003-10-03	2005-04-28	Zvi Regev	Cancellation of transmitted signal crosstalk in optical receivers of diplexer-based fiber optic transceivers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3306984A (en) *	1963-12-16	1967-02-28	Bell Telephone Labor Inc	Elimination of talk-off in in-band signaling systems
US3349191A (en) *	1965-01-07	1967-10-24	Bell Telephone Labor Inc	Talk-off protection for in-band telephone signaling systems
GB1161003A (en) *	1966-12-22	1969-08-13	Ass Elect Ind	Improvements relating to Data Transmission Systems
US3655915A (en) *	1970-05-07	1972-04-11	Gen Datacomm Ind Inc	Closed loop test method and apparatus for duplex data transmission modem
US3937882A (en) *	1974-04-11	1976-02-10	Vadic Corporation	Full-duplex communication system on a two wire line
US3934088A (en) *	1974-06-13	1976-01-20	Redactron Corporation	Data terminal for connection to telephone or teleprinter facilities
US4018996A (en) *	1976-02-13	1977-04-19	Kahn Leonard R	Communication network protection system

1977
- 1977-03-07 US US05/775,104 patent/US4101833A/en not_active Expired - Lifetime
1978
- 1978-03-03 NL NLAANVRAGE7802400,A patent/NL173341C/xx not_active IP Right Cessation
- 1978-03-03 GB GB8568/78A patent/GB1593464A/en not_active Expired
- 1978-03-04 DE DE2809401A patent/DE2809401B2/de not_active Ceased
- 1978-03-06 CA CA298,280A patent/CA1094643A/fr not_active Expired
- 1978-03-06 DK DK98878A patent/DK98878A/da not_active Application Discontinuation
- 1978-03-07 BE BE2056738A patent/BE864615A/xx not_active IP Right Cessation
- 1978-03-07 JP JP2589278A patent/JPS53130909A/ja active Granted
- 1978-03-07 LU LU79183A patent/LU79183A1/fr unknown

Also Published As

Publication number	Publication date
GB1593464A (en)	1981-07-15
US4101833A (en)	1978-07-18
NL173341C (nl)	1984-01-02
DE2809401A1 (de)	1978-09-14
JPS53130909A (en)	1978-11-15
DK98878A (da)	1978-09-08
DE2809401B2 (de)	1979-09-20
NL7802400A (nl)	1978-09-11
CA1094643A (fr)	1981-01-27
BE864615A (nl)	1978-07-03
JPS5650464B2 (fr)	1981-11-28

Publication	Publication Date	Title
DK75178A (da)	1978-08-23	Quinazolinforbindelser
DE69002986D1 (de)	1993-10-07	Leiterplattenanordnung zur Reduzierung von Signalstörungen.
SE7808809L (sv)	1979-02-23	Kodad verdehandling
ES498111A0 (es)	1982-05-16	Aparato de electrolisis
SE7802932L (sv)	1978-09-23	Identifiering
BR8106836A (pt)	1982-07-06	Tenaz branda de retencao
PT68822A (de)	1978-12-01	Vorrichtung zur vollentsalzung von wasser
SE7812144L (sv)	1979-05-26	Fibrost kalciumsulfat
IT1133918B (it)	1986-07-24	Lampeggiatore elettronico
FI802792A7 (fi)	1981-03-09	Vingstabiliserad granat foer granatkastare
AT371515B (de)	1983-07-11	Schleppweiche
LU79183A1 (fr)	1978-06-26	Duplex-datenuebertragungsmodul mit zugefuehrtem ton zur leistungsverschiebung innerhalb des uebertragungsspektrums
SE7811250L (sv)	1979-05-01	Katjonisk ytaktiv komposition
AT376036B (de)	1984-10-10	Einrichtung zur fehlerkompensation
AT373747B (de)	1984-02-10	Schaltungsanordnung zur codeerkennung
SE7807335L (sv)	1978-12-30	Tiazolidinforeningar
IT1096940B (it)	1985-08-26	Tabellone svolgibile
SE7803593L (sv)	1978-10-02	Katjoniska styrylfergemnen
BE861976R (nl)	1978-06-19	Aanhangwagentje
FI782860A7 (fi)	1979-03-27	Foerbaettrad pal-identifikationskrets
SE7807690L (sv)	1979-01-12	Alfa-halogenmetylaminosyror
PT68797A (pt)	1978-12-01	Etagenbackofen mit heizgasumwalzheizung
ATA645377A (de)	1982-07-15	Drehkreuz
BR7806256A (pt)	1980-04-01	Lampada de sinalizacao
FI783331A7 (fi)	1979-05-02	Referensspaenningskaella