JPH0586098B2 - - Google Patents
Info
- Publication number
- JPH0586098B2 JPH0586098B2 JP58059228A JP5922883A JPH0586098B2 JP H0586098 B2 JPH0586098 B2 JP H0586098B2 JP 58059228 A JP58059228 A JP 58059228A JP 5922883 A JP5922883 A JP 5922883A JP H0586098 B2 JPH0586098 B2 JP H0586098B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- frequency
- carrier wave
- wave
- modulated
- 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.)
- Expired - Lifetime
Links
- 230000008929 regeneration Effects 0.000 claims description 28
- 238000011069 regeneration method Methods 0.000 claims description 28
- 238000001228 spectrum Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 11
- 238000011084 recovery Methods 0.000 description 8
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000012050 conventional carrier Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
- H04L27/361—Modulation using a single or unspecified number of carriers, e.g. with separate stages of phase and amplitude modulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58059228A JPS59201564A (ja) | 1983-04-06 | 1983-04-06 | 無線通信方式 |
US06/594,987 US4606048A (en) | 1983-04-06 | 1984-03-29 | Radio communication system |
DE8484302355T DE3485098D1 (de) | 1983-04-06 | 1984-04-06 | Radio-kommunikationssystem. |
EP84302355A EP0122127B1 (fr) | 1983-04-06 | 1984-04-06 | Système de radio-communication |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58059228A JPS59201564A (ja) | 1983-04-06 | 1983-04-06 | 無線通信方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59201564A JPS59201564A (ja) | 1984-11-15 |
JPH0586098B2 true JPH0586098B2 (fr) | 1993-12-09 |
Family
ID=13107305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58059228A Granted JPS59201564A (ja) | 1983-04-06 | 1983-04-06 | 無線通信方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59201564A (fr) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4852408A (fr) * | 1971-11-04 | 1973-07-23 |
-
1983
- 1983-04-06 JP JP58059228A patent/JPS59201564A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4852408A (fr) * | 1971-11-04 | 1973-07-23 |
Also Published As
Publication number | Publication date |
---|---|
JPS59201564A (ja) | 1984-11-15 |
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