JPS5793740A - Mobile communication system - Google Patents
Mobile communication systemInfo
- Publication number
- JPS5793740A JPS5793740A JP17024180A JP17024180A JPS5793740A JP S5793740 A JPS5793740 A JP S5793740A JP 17024180 A JP17024180 A JP 17024180A JP 17024180 A JP17024180 A JP 17024180A JP S5793740 A JPS5793740 A JP S5793740A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- audio signal
- spectrum
- control signal
- 4khz
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17024180A JPS5793740A (en) | 1980-12-04 | 1980-12-04 | Mobile communication system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17024180A JPS5793740A (en) | 1980-12-04 | 1980-12-04 | Mobile communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5793740A true JPS5793740A (en) | 1982-06-10 |
Family
ID=15901279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17024180A Pending JPS5793740A (en) | 1980-12-04 | 1980-12-04 | Mobile communication system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5793740A (ja) |
-
1980
- 1980-12-04 JP JP17024180A patent/JPS5793740A/ja active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5793740A (en) | Mobile communication system | |
ES457218A1 (es) | Perfeccionamientos en instalaciones de radiotelefonia. | |
GB1525330A (en) | Transmit-receive switching signal generator for radio telephone equipment | |
JPS57106245A (en) | Radio communication system | |
JPS5560350A (en) | Party-subscriber discrimination system of remote communication unit | |
JPS5773539A (en) | Mobile radio communication system | |
JPS5791067A (en) | Data transmission and reception device | |
JPS54162905A (en) | Radiotelephony equipment | |
ES8200802A1 (es) | Instalacion para la transmision de senales de mando a travesde un canal vocal | |
JPS56103555A (en) | Transmission output control system | |
JPS57202142A (en) | Relay device for communication satellite | |
JPS57141146A (en) | Radio repeating device | |
JPS5781762A (en) | Terminal mode switching signal system for digital telephone | |
US3023276A (en) | Communication system | |
JPS5787629A (en) | Single radio device | |
JPS56102139A (en) | Channel selection controlling system | |
JPS5563143A (en) | Repeating system for radio telephone circuit | |
KR910010925A (ko) | 카폰의 직접 통화 방법 및 장치 | |
JPS5757073A (en) | Telephone terminal equipment | |
FR2357118A1 (fr) | Dispositif antilocal pour transmission de signaux numeriques | |
JPS5541032A (en) | Mobile communication system | |
JPS5460806A (en) | Exchange system | |
JPS52142906A (en) | Signal transmission method and telephone equipment for conference | |
JPS57147343A (en) | Cordless telephone set | |
JPS57148454A (en) | Compound switching system |