JPS59190679A - Voice processing circuit system - Google Patents
Voice processing circuit systemInfo
- Publication number
- JPS59190679A JPS59190679A JP6454483A JP6454483A JPS59190679A JP S59190679 A JPS59190679 A JP S59190679A JP 6454483 A JP6454483 A JP 6454483A JP 6454483 A JP6454483 A JP 6454483A JP S59190679 A JPS59190679 A JP S59190679A
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- voltage
- processing circuit
- circuit system
- converted
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/56—Display arrangements
Abstract
Description
【発明の詳細な説明】
（１）発明の技術分野
本発明は、広帯域周波数を可聴域に変換して処理するよ
うにした音声処理回路方式に関する。DETAILED DESCRIPTION OF THE INVENTION (1) Technical Field of the Invention The present invention relates to an audio processing circuit system that converts and processes broadband frequencies into an audible range.
（２）従来技術と問題点
一般に、発音や移動物体によるドテラ周波俄により物体
の有無を検出する製１（１、例えばレーダでは聴音を検
知する必要がある。(2) Prior Art and Problems In general, it is necessary to detect the presence or absence of an object by detecting the presence or absence of an object based on sound production or the doTERRA frequency generated by a moving object.
しかし、音声出力周波数は可聴域周波数帯に存在するも
の危埃なく、それよ多低域及び高域の周波数帯のものも
ある。従来は、検知能力が低くこのような難聴域の音声
信号を検知することが困難であるという問題点があった
。However, the audio output frequencies are not only in the audible frequency band, but also in the lower and higher frequency bands. Conventionally, there was a problem in that the detection ability was low and it was difficult to detect such audio signals in the hearing-impaired range.
（３）発明の目的
本発明の目的は、広帯域音声周波数信号を直流電圧に変
換してこれを周波数褒詞して該入力信号を周波数圧縮し
、音声処理装置の聴音検知能力を高めることにある。(3) Purpose of the Invention The purpose of the present invention is to convert a wideband audio frequency signal into a DC voltage, convert it into a frequency signal, compress the frequency of the input signal, and improve the auditory detection ability of the audio processing device. .
（４）発明の構成
本発明によれば広帯域周波数信号を聴音検知する音声処
理回路方式において、
難聴域を含む入力信号を周波数・電圧変換器に入力して
各周波数に対応した電圧に変換し、該電圧によシミ圧制
御発振器を制御して上記入力信号の周波数を圧縮し、広
帯域周波数信号を全て可聴域で検知可能にしたことを特
徴とする音声処理回路方式が提供される。(4) Structure of the Invention According to the present invention, in an audio processing circuit system for audible detection of wideband frequency signals, an input signal including a hearing-impaired region is input to a frequency/voltage converter and converted into a voltage corresponding to each frequency, There is provided an audio processing circuit system characterized in that a stain pressure control oscillator is controlled by the voltage to compress the frequency of the input signal, thereby making it possible to detect all broadband frequency signals in the audible range.
（５）発明の実施例
以下、本発明を実施例により絡付図面を参照して説明す
る。(5) Embodiments of the Invention The present invention will now be described by way of embodiments with reference to the accompanying drawings.
第１図は本発明方式の装置構成図である。参照符号１は
周波数電圧変換器、２は減衰器、３は電圧制御発振器で
ある。FIG. 1 is a diagram showing the configuration of an apparatus according to the present invention. Reference numeral 1 is a frequency-voltage converter, 2 is an attenuator, and 3 is a voltage-controlled oscillator.
難聴周波数帯域を含む入力信号Ｆ、−Ｆ、は周波数・電
圧変換器１に入力する。変換器１では、周波数Ｆ、は電
圧ｖ１に変換され、周波数Ｆ、は電圧ｖ２ に変換さ
れ、従って変換器１は電圧Ｖ□〜Ｖ２を出力する。Input signals F, -F, including the hearing-impairing frequency band, are input to the frequency/voltage converter 1. In the converter 1, the frequency F, is converted into a voltage v1, and the frequency F, is converted into a voltage v2, so that the converter 1 outputs a voltage V□ to V2.
電圧Ｖ、〜Ｖ２は減衰器２に入力され、一定量だけ減衰
され、電圧Ｖ１′〜■２′が出力される。減衰器る。The voltages V, -V2 are input to an attenuator 2, where they are attenuated by a certain amount, and voltages V1' - V2' are output. Attenuator.
減衰された電圧Ｖ１′〜ｖ２′は電圧制御発振器３に入
力され、Ｖ、ｌに対応してＦ、／ が、Ｖ２’ に対応
してＦ／が、それぞれ出力される。The attenuated voltages V1' to V2' are input to the voltage controlled oscillator 3, and F, / is output corresponding to V, l, and F/ is output corresponding to V2', respectively.
このようにして酸糖域を含む周波数帯Ｆ、 −Ｆ２は可
聴周波数帯Ｆ１′〜Ｆ、′に周波数圧縮され、聴音検知
が可能となる。In this way, the frequency band F, -F2 including the acid-sugar region is frequency compressed into the audible frequency band F1' to F,', and audible sound detection becomes possible.
また第２図は本発明方式の適用例を示し、一点鎖紗で囲
まれた部分が上記第１図に基いて説明した音声処理回路
である。Further, FIG. 2 shows an example of application of the method of the present invention, and the portion surrounded by chain gauze is the audio processing circuit explained based on FIG. 1 above.
入力側に超音波帯域用マイクロホンＭＩＣと増幅器ＡＭ
Ｐを接続し、出力側に増幅器ＡＭＰとスピーカＳＰを接
続する。このように本発明方式を適用すれば、コラモリ
が発するような超音波も周波数電圧変換器１と減衰器２
と電圧制御発振器３とによシ周波数圧縮されて可聴域周
波数に変換され、スピーカで聴くことができる８
（６） 発明の効果
上記の通り、本発明によれば難聴域を含む周波数帯域信
号を周波数圧縮して可聴域周波数帯に変換できるので、
従来困難であった低域又は高域周波数帯の聴音検知も可
能となる。Ultrasonic band microphone MIC and amplifier AM on the input side
P is connected, and an amplifier AMP and a speaker SP are connected to the output side. In this way, if the method of the present invention is applied, ultrasonic waves such as those emitted by Koramori can also be applied to the frequency-voltage converter 1 and the attenuator 2.
and the voltage controlled oscillator 3, the frequency is compressed and converted into an audible range frequency, which can be listened to through a speaker. (6) Effects of the Invention As described above, according to the present invention, a frequency band signal including a hearing-impaired range can be The frequency can be compressed and converted to an audible frequency band, so
It also becomes possible to detect audible sounds in low or high frequency bands, which has been difficult in the past.
第１図は本発明方式の装置構成図、第２図は本発明方式
の適用例を示す装置構成図である。
１・・・周波数電圧変換器、２・・・減数器、３・・・
ｌ’ｌｆ、圧制御発振器。FIG. 1 is a diagram showing the configuration of an apparatus according to the present invention, and FIG. 2 is a diagram showing the configuration of an apparatus illustrating an example of application of the system according to the present invention. 1... Frequency voltage converter, 2... Subtractor, 3...
l'lf, pressure controlled oscillator.
Claims (1)
いて、 難聴域を含む入力信号を周波数・電圧変換器に入力して
各周波数に対応した電圧に変換し、該電圧によ＃）電圧
制御発振器を制御して上記入力信号の周波数を圧線し、
広帯域周波数信号を全て可聴域で検知可能にしたことを
特徴とする音声処理回路方式。[Claims] In an audio processing circuit system for auditory detection of wideband frequency signals, an input signal including a hearing-impaired range is input to a frequency/voltage converter to convert it into a voltage corresponding to each frequency, and the input signal is converted into a voltage corresponding to each frequency. ) Control the voltage controlled oscillator to change the frequency of the above input signal,
An audio processing circuit system that is characterized by making it possible to detect all broadband frequency signals in the audible range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6454483A JPS59190679A (en) | 1983-04-14 | 1983-04-14 | Voice processing circuit system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6454483A JPS59190679A (en) | 1983-04-14 | 1983-04-14 | Voice processing circuit system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59190679A true JPS59190679A (en) | 1984-10-29 |
Family
ID=13261267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6454483A Pending JPS59190679A (en) | 1983-04-14 | 1983-04-14 | Voice processing circuit system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59190679A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11173963B2 (en) | 2017-06-02 | 2021-11-16 | Honda Motor Co., Ltd. | Vehicle body front structure |
-
1983
- 1983-04-14 JP JP6454483A patent/JPS59190679A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11173963B2 (en) | 2017-06-02 | 2021-11-16 | Honda Motor Co., Ltd. | Vehicle body front structure |
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