Multichannel carrier wave system employing multiple modulation
United States Patent 2489361
US Patent References:
Carrier-current signaling system
- - 1619085
Multichannel carrier transmission system
- - 2102472
System of carrier current transmission
- - 2156278
Multicarrier transmission system
- - 2270385
Carrier-current signaling system
- - 1619085
Multichannel carrier transmission system
- - 2102472
System of carrier current transmission
- - 2156278
Multicarrier transmission system
- - 2270385
Inventors:
Henricus, Bast Gerardus
Publication Date:
11/29/1949
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Export Citation:
Assignee:
HARTFORD NAT BANK & TRUST CO
Primary Class:
Other Classes:
370/488, 370/482
International Classes:
H04J1/04; H04J1/00
Foreign References:
| GB474021A | ||||
| GB521340A |