JPS4917647A - - Google Patents
Info
- Publication number
- JPS4917647A JPS4917647A JP3794873A JP3794873A JPS4917647A JP S4917647 A JPS4917647 A JP S4917647A JP 3794873 A JP3794873 A JP 3794873A JP 3794873 A JP3794873 A JP 3794873A JP S4917647 A JPS4917647 A JP S4917647A
- 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.)
- Granted
Links
Landscapes
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1548572 | 1972-04-04 | ||
GB1548572A GB1425172A (en) | 1972-04-04 | 1972-04-04 | Circuits for the danamic range of a signal |
US34662973A | 1973-03-30 | 1973-03-30 | |
US05/515,843 US3932819A (en) | 1972-04-04 | 1974-10-18 | Electrical filters |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4917647A true JPS4917647A (xx) | 1974-02-16 |
JPS5912052B2 JPS5912052B2 (ja) | 1984-03-21 |
Family
ID=27257266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3794873A Expired JPS5912052B2 (ja) | 1972-04-04 | 1973-04-04 | 信号のダイナミックレンジを変更する回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5912052B2 (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5542415A (en) * | 1978-09-20 | 1980-03-25 | Hitachi Ltd | Emphasis/de-emphasis circuit |
-
1973
- 1973-04-04 JP JP3794873A patent/JPS5912052B2/ja not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5542415A (en) * | 1978-09-20 | 1980-03-25 | Hitachi Ltd | Emphasis/de-emphasis circuit |
JPS6125264B2 (xx) * | 1978-09-20 | 1986-06-14 | Hitachi Ltd |
Also Published As
Publication number | Publication date |
---|---|
JPS5912052B2 (ja) | 1984-03-21 |