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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric CorpfiledCriticalMitsubishi Electric Corp
Priority to JP8462181ApriorityCriticalpatent/JPS57199332A/ja
Publication of JPS57199332ApublicationCriticalpatent/JPS57199332A/ja
Publication of JPH0139247B2publicationCriticalpatent/JPH0139247B2/ja
H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
H03K17/945—Proximity switches
H03K17/95—Proximity switches using a magnetic detector
H03K17/952—Proximity switches using a magnetic detector using inductive coils
H03K17/9537—Proximity switches using a magnetic detector using inductive coils in a resonant circuit
H03K17/9542—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator
H03K17/9547—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator with variable amplitude
Sinusoidal signal generating circuit providing small phase difference with respect to reference signal and apparatus for driving oscillating element with circuit