IT1037310B - Sistema di telefonia comprendente un satellite - Google Patents

Sistema di telefonia comprendente un satellite

Info

Publication number
IT1037310B
IT1037310B IT2240775A IT2240775A IT1037310B IT 1037310 B IT1037310 B IT 1037310B IT 2240775 A IT2240775 A IT 2240775A IT 2240775 A IT2240775 A IT 2240775A IT 1037310 B IT1037310 B IT 1037310B
Authority
IT
Italy
Prior art keywords
speech
channels
output
telephone system
satellite telephone
Prior art date
Application number
IT2240775A
Other languages
English (en)
Italian (it)
Inventor
B G Haglund
N H Edstrom
Original Assignee
Ericsson Telefon Ab L M
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
Priority claimed from SE7405277A external-priority patent/SE373998B/xx
Priority claimed from SE7405280A external-priority patent/SE373999B/xx
Priority claimed from SE7405276A external-priority patent/SE373997B/xx
Priority claimed from SE7405279A external-priority patent/SE377016B/xx
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of IT1037310B publication Critical patent/IT1037310B/it

Links

Landscapes

  • Radio Relay Systems (AREA)
IT2240775A 1974-04-19 1975-04-16 Sistema di telefonia comprendente un satellite IT1037310B (it)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE7405277A SE373998B (enrdf_load_stackoverflow) 1974-04-19 1974-04-19
SE7405280A SE373999B (enrdf_load_stackoverflow) 1974-04-19 1974-04-19
SE7405276A SE373997B (enrdf_load_stackoverflow) 1974-04-19 1974-04-19
SE7405279A SE377016B (enrdf_load_stackoverflow) 1974-04-19 1974-04-19

Publications (1)

Publication Number Publication Date
IT1037310B true IT1037310B (it) 1979-11-10

Family

ID=27484592

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2240775A IT1037310B (it) 1974-04-19 1975-04-16 Sistema di telefonia comprendente un satellite

Country Status (2)

Country Link
JP (1) JPS50147210A (enrdf_load_stackoverflow)
IT (1) IT1037310B (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS50147210A (enrdf_load_stackoverflow) 1975-11-26

Similar Documents

Publication Publication Date Title
US3825693A (en) Time division multiplex branch exchange
GB1357150A (en) Time division multiplex communication
KR920009106A (ko) 이동무선통신시스템 및 이동모국장치
GB1502666A (en) Satelite telephone systems
GB1429508A (en) Time division multiplex communication systems
ES8605928A1 (es) Radio-sistema celular digital
US3522381A (en) Time division multiplex switching system
GB1506710A (en) Radio relay systems
ES436640A1 (es) Una red de conmutacion por multiplexion por division de tiempo para mensajes codificados.
JPS55141845A (en) Time division multiplex communication network* specially pcm time division multiplex communication terminal facility digital signal* specially pcm signal transmission control circuit
IT1037310B (it) Sistema di telefonia comprendente un satellite
US2651677A (en) Electrical intercommunication system
FI810438L (fi) Foerfarande foer styrning av oeverfoering av pcm-signaler mellan anslutningar i pcm-tidsmultiplex-telefonnaet vid sammantraedesanvaendning och kopplingsanordning foer genomfoerande av foerfarandet
ES377981A1 (es) Mejoras en los sistemas de seleccion para circuitos o equi-pos electricos.
GB1514329A (en) Tdm telecommunications systems
ES8801070A1 (es) Un sistema para proporcionar servicio de datos a abonados de centrales telefonicas de circuitos conmutados
US2532310A (en) Time-division multiplex radiophone system
JPS5513569A (en) Channel system in remote control time division electronic exchange system
Dumousseau A local area integrated PCM telephone network
GB1417300A (en) Pmc time division multiplex telecommunications networks
JPS55120235A (en) Time-division multiple mobile communication system
US2228392A (en) Telephone system
US1863139A (en) Time of day announcing system
FR2250250A1 (en) Switchboard-to-station telephone connecting equipment - has concentrator, time-division multiplex lines and two wire line for speech
ES8106822A1 (es) Mejoras en las disposiciones de radio-comunicacion con sin- cronizacion de las instalaciones de participacion