JPS51405B2 - - Google Patents
Info
- Publication number
- JPS51405B2 JPS51405B2 JP47026432A JP2643272A JPS51405B2 JP S51405 B2 JPS51405 B2 JP S51405B2 JP 47026432 A JP47026432 A JP 47026432A JP 2643272 A JP2643272 A JP 2643272A JP S51405 B2 JPS51405 B2 JP S51405B2
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuits Of Receivers In General (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Noise Elimination (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47026432A JPS51405B2 (US07534539-20090519-C00280.png) | 1972-03-14 | 1972-03-14 | |
| US340794A US3866151A (en) | 1972-03-14 | 1973-03-13 | Specific frequency signal detecting circuit |
| AU53233/73A AU473375B2 (en) | 1972-03-14 | 1973-03-13 | A specific frequency signal detecting circuit |
| GB1196373A GB1423307A (en) | 1972-03-14 | 1973-03-13 | Frequency detecting circuit |
| CA165,990A CA980876A (en) | 1972-03-14 | 1973-03-13 | Specific frequency signal detecting circuit |
| DE19732312537 DE2312537C3 (de) | 1972-03-14 | 1973-03-14 | Detektor zur Feststellung von Signalen einer bestimmten Frequenz |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47026432A JPS51405B2 (US07534539-20090519-C00280.png) | 1972-03-14 | 1972-03-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS48104417A JPS48104417A (US07534539-20090519-C00280.png) | 1973-12-27 |
| JPS51405B2 true JPS51405B2 (US07534539-20090519-C00280.png) | 1976-01-08 |
Family
ID=12193336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47026432A Expired JPS51405B2 (US07534539-20090519-C00280.png) | 1972-03-14 | 1972-03-14 |
Country Status (5)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4134074A (en) * | 1977-03-25 | 1979-01-09 | Harris Corporation | Dynamic transient response filter |
| JPS5776987A (en) * | 1980-10-29 | 1982-05-14 | Sony Corp | Signal detection circuit |
| US4489280A (en) * | 1982-07-15 | 1984-12-18 | Sperry Corporation | Signal harmonic processor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3076939A (en) * | 1960-09-06 | 1963-02-05 | Keith H Wycoff | Tone control circuits |
| NL273845A (US07534539-20090519-C00280.png) * | 1961-01-24 |
-
1972
- 1972-03-14 JP JP47026432A patent/JPS51405B2/ja not_active Expired
-
1973
- 1973-03-13 AU AU53233/73A patent/AU473375B2/en not_active Expired
- 1973-03-13 US US340794A patent/US3866151A/en not_active Expired - Lifetime
- 1973-03-13 GB GB1196373A patent/GB1423307A/en not_active Expired
- 1973-03-13 CA CA165,990A patent/CA980876A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU5323373A (en) | 1974-09-19 |
| AU473375B2 (en) | 1976-06-17 |
| JPS48104417A (US07534539-20090519-C00280.png) | 1973-12-27 |
| US3866151A (en) | 1975-02-11 |
| DE2312537B2 (de) | 1976-11-25 |
| DE2312537A1 (de) | 1973-10-11 |
| GB1423307A (en) | 1976-02-04 |
| CA980876A (en) | 1975-12-30 |
