JPS61182188U - - Google Patents
Info
- Publication number
- JPS61182188U JPS61182188U JP6701285U JP6701285U JPS61182188U JP S61182188 U JPS61182188 U JP S61182188U JP 6701285 U JP6701285 U JP 6701285U JP 6701285 U JP6701285 U JP 6701285U JP S61182188 U JPS61182188 U JP S61182188U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- microphone
- digital
- sampling circuit
- digital 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.)
- Pending
Links
- 238000005070 sampling Methods 0.000 claims description 3
- 238000013139 quantization Methods 0.000 claims description 2
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案のデジタル形マイクロホンの実
施例を示す構成説明図、第２図は本考案における
マイクロホン内部でのアナログ信号の１例を示す
波形図、第３図は同じく標本化されたアナログ信
号波形図、第４図は本考案のマイクロホンの出力
線であるデジタル信号線の断面図、第５図は従来
のアナログ形マイクロホンのブロツク図である。
１……振動板、２……音声振動／電流変換部、
３……サンプリング回路、４……量子化回路、５
，６……アナログ信号、７……デジタル信号線、
８……マイクロホン本体。
Fig. 1 is a configuration explanatory diagram showing an embodiment of the digital microphone of the present invention, Fig. 2 is a waveform diagram showing an example of an analog signal inside the microphone of the present invention, and Fig. 3 is a similarly sampled analog signal. FIG. 4 is a sectional view of a digital signal line which is an output line of the microphone of the present invention, and FIG. 5 is a block diagram of a conventional analog microphone. 1... diaphragm, 2... audio vibration/current converter,
3...Sampling circuit, 4...Quantization circuit, 5
, 6...analog signal, 7...digital signal line,
8...Microphone body.
Claims (1)
本化するサンプリング回路と、このサンプリング
回路からの信号をデジタル信号に変換する量子化
回路とをマイクロホン本体内部に収納して音声信
号をデジタル信号化することを特徴とするデジタ
ル形マイクロホン。 A sampling circuit that samples an analog signal from a sound vibration current converter and a quantization circuit that converts the signal from this sampling circuit into a digital signal are housed inside the microphone body to convert the audio signal into a digital signal. A digital microphone featuring
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6701285U JPS61182188U (en) | 1985-05-07 | 1985-05-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6701285U JPS61182188U (en) | 1985-05-07 | 1985-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61182188U true JPS61182188U (en) | 1986-11-13 |
Family
ID=30600436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6701285U Pending JPS61182188U (en) | 1985-05-07 | 1985-05-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61182188U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5689195A (en) * | 1979-12-20 | 1981-07-20 | Sony Corp | Microphone device |
-
1985
- 1985-05-07 JP JP6701285U patent/JPS61182188U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5689195A (en) * | 1979-12-20 | 1981-07-20 | Sony Corp | Microphone device |