JPS4823681B1 - - Google Patents
Info
- Publication number
- JPS4823681B1 JPS4823681B1 JP43029396A JP2939668A JPS4823681B1 JP S4823681 B1 JPS4823681 B1 JP S4823681B1 JP 43029396 A JP43029396 A JP 43029396A JP 2939668 A JP2939668 A JP 2939668A JP S4823681 B1 JPS4823681 B1 JP S4823681B1
- Authority
- JP
- Japan
- 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
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
-
- 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
- H04B1/66—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 reducing bandwidth of signals; for improving efficiency of transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/04—Channels characterised by the type of signal the signals being represented by different amplitudes or polarities, e.g. quadriplex
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Television Systems (AREA)
- Time-Division Multiplex Systems (AREA)
- Dc Digital Transmission (AREA)
- Facsimiles In General (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP43029396A JPS4823681B1 (en) | 1968-04-30 | 1968-04-30 | |
GB1238657D GB1238657A (en) | 1968-04-30 | 1968-06-12 | |
GB2242070A GB1238658A (en) | 1967-06-13 | 1968-06-12 | |
DE19681762423 DE1762423B2 (en) | 1967-06-13 | 1968-06-14 | SIGNAL TRANSMISSION PROCEDURE |
FR1577554D FR1577554A (en) | 1967-06-13 | 1968-07-02 | |
US00207442A US3725592A (en) | 1967-06-13 | 1971-12-13 | Amplitude quantized signal transmission method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP43029396A JPS4823681B1 (en) | 1968-04-30 | 1968-04-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4823681B1 true JPS4823681B1 (en) | 1973-07-16 |
Family
ID=12274963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP43029396A Pending JPS4823681B1 (en) | 1967-06-13 | 1968-04-30 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS4823681B1 (en) |
GB (1) | GB1238657A (en) |
-
1968
- 1968-04-30 JP JP43029396A patent/JPS4823681B1/ja active Pending
- 1968-06-12 GB GB1238657D patent/GB1238657A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1238657A (en) | 1971-07-07 |