JPH04136516U - encoder device - Google Patents

Abstract

(57) [Summary] [Purpose] It is possible to output the encoded basic waveform and the processed waveform processed based on the basic waveform all at once. [Configuration] Encoder 10 and electronic circuits 11, 12, 13, 1 that change the pulses of the encoder 10 to specified pulses.
4, 15, and 16.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

The present invention relates to an encoder device, and particularly relates to encoded fundamental waveforms and fundamental waves. Regarding an encoder device suitable for outputting processed waveforms processed based on shape all at once. do.

0002 Traditionally, optical encoders and magnetic encoders have been known. However, both encoders generate pulses according to the movement of the moving object. It is now possible to do so.

0003

[Problem that the idea aims to solve]

However, in conventional encoders, the encoded fundamental waveform and this When outputting the basic waveform and the processed waveform at once, use the optical type. In this case, it is necessary to provide a rotating slit with a slit that can obtain the desired waveform. The structure becomes complicated. On the other hand, it is extremely difficult to obtain accurate phase relationships with magnetic types. It is difficult.

0004 The purpose of this invention is to provide an encoded basic waveform and a process based on this basic waveform. To provide an encoder device that can collectively output processed waveforms and processed waveforms. be.

[0005]

[Means to solve the problem]

In order to achieve the above object, the present invention generates pulses in response to the movement of a moving object. A pulse generator that receives the output pulse of this pulse generator and converts this pulse to a specified value. An encoder characterized by comprising a pulse processing circuit that converts pulses into pulses with a pulse width. This is a configuration of a reader device.

[0006]

[Effect] According to the above-mentioned means, the signal is encoded and output directly from the pulse generator. The pulses of the basic waveform are converted into pulses of the specified pulse width in the pulse processing circuit. Therefore, the encoded basic waveform and the processed waveform processed based on this basic waveform are The shapes and shapes can be output all at once using a simple electronic circuit.

[0007]

【Example】

Hereinafter, one embodiment of the present invention will be described based on the drawings. In FIG. 1, the encoder device includes an encoder 10 and a plurality of electronic circuits 11, 1. 2, 13, and each electronic circuit 11, 12, 13 is connected in series. It is connected to the output side of the encoder 10.

[0008] The encoder 10 is a pulse generator that generates pulses according to the movement of the moving body. The encoder 10 outputs pulses of the encoded basic waveform. signal is output. Each of these pulse signals is an electronic It is input to circuits 11, 12, and 13. Each electronic circuit 11, 12, 13 is an encoder. as a pulse processing circuit that converts the pulses from the reader 10 into pulses with a specified pulse width. It is composed of

[0009] In other words, the rising or falling edge of the output pulse of the encoder 10 In response, a pulse with a specified pulse width is generated. And each electron The circuits 11, 12, and 13 are configured with logic elements, and the output of the encoder 10 Generate a pulse that matches the phase of the force pulse, or generate a pulse that is delayed by a certain amount of time. When generating pulses, the specified pulse width can be set by adjusting the logic elements. Pulses can be generated.

0010 Further, as shown in FIG. 2, an electronic circuit 14 is connected to the output of the electronic circuit 11. The electronic circuit 15 is connected to the output of the electronic circuit 12, and the electronic circuit 16 is connected to the output of the electronic circuit 15. If this is done, the electronic circuits 14, 15, and 16 will have different pulses than the electronic circuits 11 and 12 It is also possible to generate pulses with a width of

[0011] In this way, according to this embodiment, the pulse of the encoded fundamental waveform and the fundamental waveform are It is possible to output pulses processed based on the shape in one batch, making it suitable for automotive engineering. The rotary engine is used to control the fuel injection or ignition timing of the engine's electronic control system. The encoder is connected to the crankshaft, and the pulses output by the rotation of the crankshaft can be applied to control that processes and generates other forms of pulse signals.

0012 In addition, a rotary encoder is attached to the rotating shaft of the brushless servo motor. The pulses obtained by the rotation of this rotary encoder are processed, and this processing It can be applied to control the energizing coil on the stator side from the pulse waveform obtained. can.

[0013]

[Effect of the idea]

As explained above, according to the present invention, even a simple electronic circuit can encode Outputting the basic waveform that has been downloaded and the processed waveform that has been processed based on the basic waveform all at once. It has the effect of being able to.

[Brief explanation of drawings]

FIG. 1 is a configuration diagram showing an embodiment of the present invention.

FIG. 2 is a configuration diagram showing another embodiment of the present invention.

[Explanation of symbols]

10...Encoder 11, 12, 13, 14, 15, 16...Electronic circuit

Claims (1)

[Scope of utility model registration request] 1. A pulse generator that generates pulses in response to the movement of a moving body; and a pulse generator that receives output pulses from the pulse generator;
An encoder device comprising a pulse processing circuit that converts this pulse into a pulse with a specified pulse width.