A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Custom wireless retrofitted solar powered public telephone
A public telephone powered by a solar panel system and configured to transmit and receive calls over a cellular network is provided. A solar panel systems and wireless unit are retrofitted to conventional public telephones to convert them to wireless operation and to enable operations independent of the electrical grid and from the local telephone exchange.
Custom wireless retrofitted solar powered public telephone
A public telephone powered by a solar panel system and configured to transmit and receive calls over a cellular network is provided. A solar panel systems and wireless unit are retrofitted to conventional public telephones to convert them to wireless operation and to enable operations independent of the electrical grid and from the local telephone exchange.
Custom wireless retrofitted solar powered public telephone
CONTRATA JR RICHARD C (author) / CONTRATA III RICHARD C (author) / SCHAFFER DAVID J (author)
2017-04-04
Patent
Electronic Resource
English
IPC:
H04B
TRANSMISSION
,
Übertragung
/
E04H
Gebäude oder ähnliche Bauwerke für besondere Zwecke
,
BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES
/
H02J
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER
,
Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung
/
H02S
GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-RED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, E.G. USING PHOTOVOLTAIC [PV] MODULES
,
Erzeugung elektrischer Energie durch Umwandlung von Infrarot-Strahlung, sichtbarem Licht oder ultraviolettem Licht, z.B. unter Verwendung von Photovoltaik [PV]-Modulen
Commercial building retrofitted for solar
Tema Archive | 1976
| Engineering Index Backfile | 1910