JPH0149069B2 - - Google Patents
Info
- Publication number
- JPH0149069B2 JPH0149069B2 JP58041274A JP4127483A JPH0149069B2 JP H0149069 B2 JPH0149069 B2 JP H0149069B2 JP 58041274 A JP58041274 A JP 58041274A JP 4127483 A JP4127483 A JP 4127483A JP H0149069 B2 JPH0149069 B2 JP H0149069B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- analog signal
- modulation
- signal
- circuit
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000008929 regeneration Effects 0.000 description 5
- 238000011069 regeneration method Methods 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58041274A JPS59167166A (ja) | 1983-03-12 | 1983-03-12 | サ−ビス・チヤネル変調方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58041274A JPS59167166A (ja) | 1983-03-12 | 1983-03-12 | サ−ビス・チヤネル変調方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59167166A JPS59167166A (ja) | 1984-09-20 |
JPH0149069B2 true JPH0149069B2 (fr) | 1989-10-23 |
Family
ID=12603860
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58041274A Granted JPS59167166A (ja) | 1983-03-12 | 1983-03-12 | サ−ビス・チヤネル変調方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59167166A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4681111A (en) * | 1985-04-05 | 1987-07-21 | Siemens-Pacesetter, Inc. | Analog and digital telemetry system for an implantable device |
JP4554800B2 (ja) * | 2000-11-10 | 2010-09-29 | Necエンジニアリング株式会社 | 変調度可変制御方式 |
-
1983
- 1983-03-12 JP JP58041274A patent/JPS59167166A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59167166A (ja) | 1984-09-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4355401A (en) | Radio transmitter/receiver for digital and analog communications system | |
US4523311A (en) | Simultaneous transmission of speech and data over an analog channel | |
JP3478508B2 (ja) | 無線通信装置 | |
US4660193A (en) | Digital modulation method for standard broadcast FM subcarrier | |
US4541101A (en) | Process and device for voice interpolation in a transmission system for digitized voice | |
US5274672A (en) | Optimized clock recovery for an MSK system | |
JPS59115640A (ja) | 秘話信号伝送方式 | |
JP2501713B2 (ja) | 信号分配システム用受信機 | |
US4829588A (en) | Automatic retransmission with pilot tone | |
JPH0149069B2 (fr) | ||
EP0122127B1 (fr) | Système de radio-communication | |
EP0206203B1 (fr) | Appareil d'enregistrement et de reproduction utilisant un modulateur/démodulateur à modulation de phase différentielle décalée en quadrature | |
CA2065610C (fr) | Recepteur de signaux modules par deplacement de frequence | |
US4860312A (en) | Quality improvement for a digitally transmitted information signal | |
GB1434796A (en) | Telecommunication systems apapratus and method for the production of cast concrete members | |
US3971999A (en) | Coherent phase demodulator for phase shift keyed suppressed carrier signals | |
JP3009025U (ja) | 送信装置 | |
JPS6412137B2 (fr) | ||
JPS6376590A (ja) | 伝送信号再生装置 | |
JPH05260013A (ja) | 複合変調方式 | |
JPH02141136A (ja) | Tv伝送干渉波防止方式 | |
JPH046293B2 (fr) | ||
JPH0586098B2 (fr) | ||
JPS62221285A (ja) | 伝送信号再生方法ならびに伝送信号再生装置 | |
JPS63139450A (ja) | Pcm無線伝送方式 |