JPS61184329U

JPS61184329U -

Info

Publication number: JPS61184329U
Application number: JP6813285U
Authority: JP
Priority date: 1985-05-10
Filing date: 1985-05-10
Publication date: 1986-11-17

Description

[Brief explanation of the drawing]

第１図は本考案の原理を説明する概略構成図、
第２図はその各部の波形例を示す波形図、第３図
は、本考案のキヤリヤ周波数発生器の第１実施例
を示すブロツク図、第４図はその各部の波形例を
示す波形図、第５図は本考案のキヤリヤ周波数発
生器の第２実施例を示すブロツク図、第６図はそ
の各部の波形例を示す波形図、第７図は本考案の
キヤリヤ周波数発生器の第３実施例を示すブロツ
ク図、第８図はその各部の波形例を示す波形図。
第９図は従来装置のブロツク図、第１０図はその
各部の波形図である。１……電源、３―１〜３―４……パルス幅変換
器、４……キヤリヤ周波数発生器、５，８，１４
……矩形波発生器、６……リングカウンタ、７―
１〜７―４，１３―１〜１３―４……のこぎり波
発生器、９，１０……モノステーブルマルチバイ
ブレータ、１１……フリツプフロツプ、１２―１
〜１２―４……アンドゲート、１５〜１７……遅
延回路、１８―１〜１８―４……三角波発生器。 FIG. 1 is a schematic configuration diagram explaining the principle of the present invention,
FIG. 2 is a waveform diagram showing examples of waveforms of each part, FIG. 3 is a block diagram showing a first embodiment of the carrier frequency generator of the present invention, and FIG. 4 is a waveform diagram showing examples of waveforms of each part. FIG. 5 is a block diagram showing a second embodiment of the carrier frequency generator of the present invention, FIG. 6 is a waveform diagram showing waveform examples of each part thereof, and FIG. 7 is a third embodiment of the carrier frequency generator of the present invention. A block diagram showing an example, and FIG. 8 a waveform diagram showing an example of waveforms of each part thereof.
FIG. 9 is a block diagram of the conventional device, and FIG. 10 is a waveform diagram of each part thereof. 1... Power supply, 3-1 to 3-4... Pulse width converter, 4... Carrier frequency generator, 5, 8, 14
...Square wave generator, 6...Ring counter, 7-
1 to 7-4, 13-1 to 13-4... Sawtooth wave generator, 9, 10... Monostable multivibrator, 11... Flip-flop, 12-1
~12-4...AND gate, 15-17...delay circuit, 18-1-18-4...triangular wave generator.

Claims

[Claims for Utility Model Registration] 1. A plurality of pulse width conversion means for converting pulse widths, and a power source for supplying power to the plurality of pulse width conversion means, which have the same frequency and a predetermined phase difference between them. a frequency generating means for generating a plurality of carriers, and a means for supplying each of the carriers generated by the frequency generating means to each of the corresponding pulse width converting means. Width conversion device. 2 Utility Model Registration Scope of Claim 1 In the pulse width conversion device according to claim 1, the frequency generating means includes a rectangular wave generator that generates a rectangular wave, and a rectangular wave whose phase differs depending on the rectangular wave from the rectangular wave generator. A pulse width conversion device comprising: a ring counter that generates a plurality of rectangular waves; and a sawtooth wave generator that generates a sawtooth wave in response to the plurality of rectangular waves from the ring counter.