JPS53118911A - Data modulation and demodulation unit - Google Patents
Data modulation and demodulation unitInfo
- Publication number
- JPS53118911A JPS53118911A JP3421977A JP3421977A JPS53118911A JP S53118911 A JPS53118911 A JP S53118911A JP 3421977 A JP3421977 A JP 3421977A JP 3421977 A JP3421977 A JP 3421977A JP S53118911 A JPS53118911 A JP S53118911A
- Authority
- JP
- Japan
- Prior art keywords
- demodulation unit
- data modulation
- processing
- reception
- processing time
- 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
Landscapes
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Bidirectional Digital Transmission (AREA)
Abstract
PURPOSE: To increase the processing function without increasing the processing time, by performing the transmission signal processing specific to the two-line type semi-duplex communication in a processing time prepared at the operation of reception at the operation of transmission and by performing opposite processing at the operation of reception.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3421977A JPS53118911A (en) | 1977-03-26 | 1977-03-26 | Data modulation and demodulation unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3421977A JPS53118911A (en) | 1977-03-26 | 1977-03-26 | Data modulation and demodulation unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53118911A true JPS53118911A (en) | 1978-10-17 |
Family
ID=12408028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3421977A Pending JPS53118911A (en) | 1977-03-26 | 1977-03-26 | Data modulation and demodulation unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53118911A (en) |
-
1977
- 1977-03-26 JP JP3421977A patent/JPS53118911A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5319706A (en) | Data communication system | |
JPS5368121A (en) | Still picture transmitter | |
JPS53118911A (en) | Data modulation and demodulation unit | |
JPS53132938A (en) | Two-way data transmitter | |
JPS5429510A (en) | Data communication system | |
JPS5279815A (en) | Transmitting and receiving circuit | |
JPS5429665A (en) | Data collecting system | |
JPS526011A (en) | Data transmission equipment | |
JPS5338941A (en) | Circuit control system | |
JPS5335442A (en) | Transmission and reception method and unit for address signal | |
JPS5212509A (en) | Data transmission equipent | |
JPS5443431A (en) | Communication control unit | |
JPS51147109A (en) | Picture-voice time shared transmission system | |
JPS5324763A (en) | Data transmission system | |
JPS5236408A (en) | Handwriting transmitter | |
JPS53104149A (en) | Demodulating system for phase modulation data signal | |
JPS53128912A (en) | Data transmission system | |
JPS5385107A (en) | Data communication system | |
JPS52115632A (en) | Data transmission and indication system | |
JPS5375706A (en) | Frequency modulator of carrier summing type | |
JPS5219599A (en) | Card transmission system | |
JPS5384622A (en) | Facsilime receiver | |
JPS5399917A (en) | F2f demodulating circuit | |
JPS5342614A (en) | Data transmission unit | |
JPS51134037A (en) | Offering signal transmission method |