JPH02123760U - - Google Patents
Info
- Publication number
- JPH02123760U JPH02123760U JP3153989U JP3153989U JPH02123760U JP H02123760 U JPH02123760 U JP H02123760U JP 3153989 U JP3153989 U JP 3153989U JP 3153989 U JP3153989 U JP 3153989U JP H02123760 U JPH02123760 U JP H02123760U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- converter
- microphone
- digital audio
- main memory
- 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
- 230000005236 sound signal Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Recording Measured Values (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Description
第１図は本考案レコーダの一例を示す構成ブロ
ツク図、第２図はその動作の概要を示すフローチ
ヤート、第３図はマイクロフオンからの音声信号
と主メモリに記録される音声データの関係を示す
図、第４図は主メモリに記録された音声データの
再生回路の一例を示す構成ブロツク図、第５図は
動作の他の例を示すフローチヤートである。
１……マイクロフオン、２……Ａ／Ｄ変換器、
３……リングバツフアメモリ、４……主メモリ、
５……時計回路、６……有音検出手段、７……メ
モリ制御手段。
Fig. 1 is a block diagram showing an example of the recorder of the present invention, Fig. 2 is a flowchart showing an overview of its operation, and Fig. 3 shows the relationship between the audio signal from the microphone and the audio data recorded in the main memory. FIG. 4 is a block diagram showing an example of a reproducing circuit for audio data recorded in the main memory, and FIG. 5 is a flowchart showing another example of the operation. 1... Microphone, 2... A/D converter,
3...Ring buffer memory, 4...Main memory,
5... Clock circuit, 6... Sound detection means, 7... Memory control means.
Claims (1)
号に変換するＡ／Ｄ変換器と、 Ａ／Ｄ変換器からのデイジタル音声データを記
憶するリングバツフアと、 主メモリと、 時計回路と、 マイクロフオンからの信号のレベルが所定値以
上になるのを検出する有音検出手段と、 有音検出手段からの信号に基づいて前記Ａ／Ｄ
変換器及び前記リングバツフアからのデイジタル
音声データと前記時計回路からの時刻データとを
前記主メモリに記憶させるメモリ制御手段とを備
えたデイジタル音声レコーダ。[Scope of claim for utility model registration] A microphone that picks up audio, an A/D converter that converts the audio signal from the microphone into a digital signal, and a ring buffer that stores digital audio data from the A/D converter. , a main memory, a clock circuit, a sound detecting means for detecting when the level of the signal from the microphone exceeds a predetermined value, and the A/D based on the signal from the sound detecting means.
A digital audio recorder comprising a converter and memory control means for storing digital audio data from the ring buffer and time data from the clock circuit in the main memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3153989U JPH02123760U (en) | 1989-03-20 | 1989-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3153989U JPH02123760U (en) | 1989-03-20 | 1989-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02123760U true JPH02123760U (en) | 1990-10-11 |
Family
ID=31257462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3153989U Pending JPH02123760U (en) | 1989-03-20 | 1989-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02123760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10111149A (en) * | 1996-10-04 | 1998-04-28 | Yokogawa Electric Corp | Data recorder |
-
1989
- 1989-03-20 JP JP3153989U patent/JPH02123760U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10111149A (en) * | 1996-10-04 | 1998-04-28 | Yokogawa Electric Corp | Data recorder |
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