NL54983C - - Google Patents

Info

Publication number: NL54983C
Authority: NL; Netherlands

Application number

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.)

1937-08-18

Publication of NL54983C publication Critical patent/NL54983C/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/12—Arrangements for reducing cross-talk between channels
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/14—Arrangements providing for calling or supervisory signals

Landscapes

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

NL54983D 1937-08-18 NL54983C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US159667A US2142316A (en)	1937-08-18	1937-08-18	Multiplex multiline carrier system

Publications (1)

Publication Number	Publication Date
NL54983C true NL54983C (enrdf_load_html_response)

Family

ID=22573475

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL54983D NL54983C (enrdf_load_html_response)	1937-08-18

Country Status (4)

Country	Link
US (1)	US2142316A (enrdf_load_html_response)
FR (1)	FR842226A (enrdf_load_html_response)
GB (1)	GB517036A (enrdf_load_html_response)
NL (1)	NL54983C (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2528090A (en) *	1943-09-14	1950-10-31	Punch Engineering Pty Ltd	Means for changing the transmission carrier frequencies in multichannel signaling and communication systems
US4845756A (en) *	1986-09-09	1989-07-04	Siemens Aktiengesellschaft	Apparatus for through-connecting audio signals

0
- NL NL54983D patent/NL54983C/xx active
1937
- 1937-08-18 US US159667A patent/US2142316A/en not_active Expired - Lifetime
1938
- 1938-07-15 GB GB21076/38A patent/GB517036A/en not_active Expired
- 1938-08-17 FR FR842226D patent/FR842226A/fr not_active Expired

Also Published As

Publication number	Publication date
US2142316A (en)	1939-01-03
FR842226A (fr)	1939-06-08
GB517036A (en)	1940-01-18

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