JPS50524B1 - - Google Patents
Info
- Publication number
- JPS50524B1 JPS50524B1 JP13045570A JP13045570A JPS50524B1 JP S50524 B1 JPS50524 B1 JP S50524B1 JP 13045570 A JP13045570 A JP 13045570A JP 13045570 A JP13045570 A JP 13045570A JP S50524 B1 JPS50524 B1 JP S50524B1
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Multimedia (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702004011 DE2004011B2 (en) | 1970-01-29 | 1970-01-29 | FREQUENCY MULTIPLEX SYSTEM FOR TRANSMISSION OF TELEPHONE AND VIDEO-PHONE CHANNELS |
| DE19702003980 DE2003980C (en) | 1970-01-29 | Frequency division multiplex system for the transmission of telephone and videophone channels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50524B1 true JPS50524B1 (en) | 1975-01-09 |
Family
ID=25758559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13045570A Pending JPS50524B1 (en) | 1970-01-29 | 1970-12-30 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS50524B1 (en) |
| AT (1) | AT299317B (en) |
| CH (1) | CH524936A (en) |
| FR (1) | FR2077084A5 (en) |
| GB (1) | GB1328002A (en) |
| NL (1) | NL151867B (en) |
| SE (1) | SE415817B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5326528U (en) * | 1976-08-14 | 1978-03-07 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT992878B (en) * | 1972-08-11 | 1975-09-30 | Siemens Ag | SYSTEM FOR TRANSMITTING TELEVISION AND TELEPHONE BANDS TOGETHER ON WIDE BAND GLASS FREQUENCY SYSTEMS |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1048952B (en) * | 1956-08-27 | 1959-01-22 | Felten & Guilleaume Gmbh | 12 MHz carrier frequency system built from an already existing 4 MHz carrier frequency system (V 960) |
| DE1025457B (en) * | 1956-08-29 | 1958-03-06 | Felten & Guilleaume Gmbh | 12 MHz carrier frequency system built from an already existing 4 MHz system |
-
1970
- 1970-12-22 CH CH1901170A patent/CH524936A/en not_active IP Right Cessation
- 1970-12-29 AT AT1169270A patent/AT299317B/en not_active IP Right Cessation
- 1970-12-30 JP JP13045570A patent/JPS50524B1/ja active Pending
-
1971
- 1971-01-25 NL NL7100956A patent/NL151867B/en unknown
- 1971-01-28 FR FR7102794A patent/FR2077084A5/fr not_active Expired
- 1971-01-29 SE SE108371A patent/SE415817B/en unknown
- 1971-04-19 GB GB2028471A patent/GB1328002A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5326528U (en) * | 1976-08-14 | 1978-03-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| SE415817B (en) | 1980-10-27 |
| AT299317B (en) | 1972-06-12 |
| NL7100956A (en) | 1971-08-02 |
| GB1328002A (en) | 1973-08-22 |
| NL151867B (en) | 1976-12-15 |
| CH524936A (en) | 1972-06-30 |
| FR2077084A5 (en) | 1971-10-15 |