JPS6477326A - Sample rate converting circuit - Google Patents
Sample rate converting circuitInfo
- Publication number
- JPS6477326A JPS6477326A JP62233942A JP23394287A JPS6477326A JP S6477326 A JPS6477326 A JP S6477326A JP 62233942 A JP62233942 A JP 62233942A JP 23394287 A JP23394287 A JP 23394287A JP S6477326 A JPS6477326 A JP S6477326A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- factor
- sample rate
- factors
- conversion table
- 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.)
- Pending
Links
Landscapes
- Color Television Systems (AREA)
- Television Systems (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Abstract
PURPOSE:To execute sample rate conversion at smaller waveform distortion by providing the titled circuit with a conversion table circuit for converting an output factor of a phase relation measuring circuit furthermore. CONSTITUTION:A phase difference detecting circuit 24 finds out a factor (k) indicating the phase relation between clocks CK1 and CK2 having different frequency values. When one factor (k) is applied, the conversion table circuit 30 can output four factors k1-k4. The factors k1-k4 from the cirucit 30 are applied to computing elements 312-315. A linear interpolator 31 has a filter function as a transversal filter and excellent characteristics can be shown as compared with frequency characteristics based upon ordinary linear interpolation.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62233942A JPS6477326A (en) | 1987-09-18 | 1987-09-18 | Sample rate converting circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62233942A JPS6477326A (en) | 1987-09-18 | 1987-09-18 | Sample rate converting circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6477326A true JPS6477326A (en) | 1989-03-23 |
Family
ID=16963032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62233942A Pending JPS6477326A (en) | 1987-09-18 | 1987-09-18 | Sample rate converting circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6477326A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01311787A (en) * | 1988-06-10 | 1989-12-15 | Sony Corp | Rate converter |
EP2620944A2 (en) | 2012-01-30 | 2013-07-31 | JVC KENWOOD Corporation | Asynchronous sampling frequency conversion device, method, and program |
-
1987
- 1987-09-18 JP JP62233942A patent/JPS6477326A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01311787A (en) * | 1988-06-10 | 1989-12-15 | Sony Corp | Rate converter |
EP2620944A2 (en) | 2012-01-30 | 2013-07-31 | JVC KENWOOD Corporation | Asynchronous sampling frequency conversion device, method, and program |
US8854238B2 (en) | 2012-01-30 | 2014-10-07 | JVC Kenwood Corporation | Asynchronous sampling frequency conversion device, method, and computer program product |
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