JPS61132600U

JPS61132600U -

Info

Publication number: JPS61132600U
Application number: JP1611085U
Authority: JP
Priority date: 1985-02-07
Filing date: 1985-02-07
Publication date: 1986-08-19

Description

[Brief explanation of the drawing]

第１図は、本考案に係る携帯用音声信号記録再
生装置の基本的な構成を示すブロツク図である。
第２図および第３図は、本考案に係る携帯用音声
信号記録再生装置の一実施例を示しており、第２
図はこの実施例の構成を示すブロツク図であり、
第３図は上記実施例の携帯用音声信号記録再生装
置の外観斜視図である。１，１１……外部入力端子、２，１２……外部
出力端子、３，１３……電源スイツチ、４，１４
……録音操作スイツチ、５，１５……再生操作ス
イツチ、６，１６……半導体メモリ、７，１７…
…変換処理部、８，１８……システム・コントロ
ーラ、９，１９……駆動電源。 FIG. 1 is a block diagram showing the basic configuration of a portable audio signal recording and reproducing apparatus according to the present invention.
2 and 3 show an embodiment of the portable audio signal recording and reproducing device according to the present invention.
The figure is a block diagram showing the configuration of this embodiment.
FIG. 3 is an external perspective view of the portable audio signal recording and reproducing apparatus of the above embodiment. 1, 11... External input terminal, 2, 12... External output terminal, 3, 13... Power switch, 4, 14
... Recording operation switch, 5, 15 ... Playback operation switch, 6, 16 ... Semiconductor memory, 7, 17 ...
... Conversion processing unit, 8, 18 ... System controller, 9, 19 ... Drive power supply.

Claims

[Scope of utility model registration request]

External input terminal, external output terminal, power switch,
a semiconductor memory provided with a recording operation switch and a playback operation switch and having a storage capacity for storing audio signal data for a predetermined time;
a conversion processing unit that digitizes the input audio signal supplied from the external input terminal and supplies it to the semiconductor memory, analogizes the audio signal data read from the semiconductor memory and supplies it to the external output terminal; a system controller that controls the operation of the conversion processing section in accordance with the operation of the switch and the playback operation switch, and also controls the writing and reading of audio signal data in the semiconductor memory; - It has a built-in power supply battery that supplies the controller, etc., and in the recording operation mode, the input audio signal supplied to the external input terminal is digitized by the conversion processing section and sequentially written to the semiconductor memory, and in the playback operation mode, At the end of the recording operation mode, the audio signal data for a predetermined period of time written in the semiconductor memory is read out, converted into analog data by the conversion processing section, and outputted from the external output terminal. audio signal recording and reproducing device.