JPS6217905B2 - - Google Patents
Info
- Publication number
- JPS6217905B2 JPS6217905B2 JP8380779A JP8380779A JPS6217905B2 JP S6217905 B2 JPS6217905 B2 JP S6217905B2 JP 8380779 A JP8380779 A JP 8380779A JP 8380779 A JP8380779 A JP 8380779A JP S6217905 B2 JPS6217905 B2 JP S6217905B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- output
- circuit
- intermediate frequency
- frequency signal
- 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.)
- Expired
Links
- 230000001629 suppression Effects 0.000 claims description 22
- 230000015572 biosynthetic process Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 238000003786 synthesis reaction Methods 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 9
- 230000003111 delayed effect Effects 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 3
- 230000002194 synthesizing effect Effects 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
- H04B3/23—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a replica of transmitted signal in the time domain, e.g. echo cancellers
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8380779A JPS567530A (en) | 1979-06-30 | 1979-06-30 | Suppression system of echo distortion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8380779A JPS567530A (en) | 1979-06-30 | 1979-06-30 | Suppression system of echo distortion |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS567530A JPS567530A (en) | 1981-01-26 |
JPS6217905B2 true JPS6217905B2 (fr) | 1987-04-20 |
Family
ID=13812930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8380779A Granted JPS567530A (en) | 1979-06-30 | 1979-06-30 | Suppression system of echo distortion |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS567530A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03127510U (fr) * | 1990-04-06 | 1991-12-24 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61162627U (fr) * | 1985-03-29 | 1986-10-08 | ||
JPH07177047A (ja) * | 1993-03-04 | 1995-07-14 | Sekiyu Kodan | 雑音キャンセル装置 |
-
1979
- 1979-06-30 JP JP8380779A patent/JPS567530A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03127510U (fr) * | 1990-04-06 | 1991-12-24 |
Also Published As
Publication number | Publication date |
---|---|
JPS567530A (en) | 1981-01-26 |
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