JPS63146320U - - Google Patents
Info
- Publication number
- JPS63146320U JPS63146320U JP3799887U JP3799887U JPS63146320U JP S63146320 U JPS63146320 U JP S63146320U JP 3799887 U JP3799887 U JP 3799887U JP 3799887 U JP3799887 U JP 3799887U JP S63146320 U JPS63146320 U JP S63146320U
- Authority
- JP
- Japan
- Prior art keywords
- silence
- input
- input signal
- judgment level
- detection time
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Description
図面はこの考案の一実施例を示すもので、第１
図は回路構成を示すブロツク図、第２図は回転ヘ
ツドによる磁気テープへの記録状態を示す図、第
３図はトラツクフオーマツトを示す図、第４図は
入力信号と無音部検出信号ＢＬＫ及びサブコード
記録状態の対応を示すタイミングチヤートである
。
１１……回転ドラム、１２……磁気テープ、１
３，１４……回転ヘツド、１５……入力端子、１
６……Ａ／Ｄ変換器、１７……信号処理回路、１
８……フレーム合成回路、１９……サブコード処
理回路、２０……変調回路、２１……記録増幅器
、２２……キー入力部、２２ａ……走行指定キー
、２２ｂ……ブランク検出指定キー、２３……シ
ステム制御部、２４……フリツプフロツプ（Ｆ，
Ｆ）、２５……レベルデータＲＯＭ、２６……時
間データＲＯＭ、２７……ラツチ回路、２８……
比較回路、２９……タイムカウンタ、３０……比
較回路。
The drawing shows one embodiment of this invention.
Figure 2 is a block diagram showing the circuit configuration, Figure 2 is a diagram showing the state of recording on a magnetic tape by a rotary head, Figure 3 is a diagram showing the track format, and Figure 4 is a diagram showing input signals, silence detection signals BLK, and 3 is a timing chart showing correspondence between subcode recording states. 11... Rotating drum, 12... Magnetic tape, 1
3, 14... Rotating head, 15... Input terminal, 1
6... A/D converter, 17... Signal processing circuit, 1
8...Frame synthesis circuit, 19...Subcode processing circuit, 20...Modulation circuit, 21...Recording amplifier, 22...Key input section, 22a...Run designation key, 22b...Blank detection designation key, 23 ...System control unit, 24...Flip-flop (F,
F), 25... Level data ROM, 26... Time data ROM, 27... Latch circuit, 28...
Comparison circuit, 29... Time counter, 30... Comparison circuit.
Claims (1)
入力設定する入力部と、 この入力で入力設定された無音判定レベル及び
無音検出時間に応じて入力信号の無音部を検出す
る無音検出部と、 この無音検出部の検出結果に応じて無音部に続
く入力信号の有音部のタイミングで選曲用の制御
信号を生成し、サブコードエリアに記録させる記
録制御部と を具備したことを特徴とするデジタル・オーデイ
オ・テープレコーダ。[Scope of Claim for Utility Model Registration] An input section for inputting and setting the silence judgment level and silence detection time of an input signal, and detecting the silence part of the input signal according to the silence judgment level and silence detection time input and set by this input. and a recording control unit that generates a control signal for music selection at the timing of a sound part of an input signal following a silent part according to the detection result of the silence detection part, and records it in a subcode area. A digital audio tape recorder characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3799887U JPS63146320U (en) | 1987-03-16 | 1987-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3799887U JPS63146320U (en) | 1987-03-16 | 1987-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63146320U true JPS63146320U (en) | 1988-09-27 |
Family
ID=30849831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3799887U Pending JPS63146320U (en) | 1987-03-16 | 1987-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63146320U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02149128U (en) * | 1989-05-15 | 1990-12-19 | ||
| JPH0644748A (en) * | 1992-01-22 | 1994-02-18 | Nippon Columbia Co Ltd | Optical disk recording device |
-
1987
- 1987-03-16 JP JP3799887U patent/JPS63146320U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02149128U (en) * | 1989-05-15 | 1990-12-19 | ||
| JPH0644748A (en) * | 1992-01-22 | 1994-02-18 | Nippon Columbia Co Ltd | Optical disk recording device |
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