electronic machines

Abstract

Provided is an electronic device capable of measuring a blood flow rate in, for example, a retinal blood vessel of an eye. This electronic device has a display unit, a transmitting unit, a receiving unit, and a control circuit. The transmitting unit has: a function of generating a first ultrasonic wave with a first frequency; and a function of transmitting, to the control circuit, a first electrical signal according to the first frequency. The receiving unit has: a function of receiving a second ultrasonic wave that is generated from the first ultrasonic wave reflected by an object and has a second frequency; a function of generating a second electrical signal according to the second frequency; and a function of transmitting the second electrical signal to the control circuit. Incidentally, the object is one or more blood vessels selected from retinal blood vessels and blood vessels included in the retina of an eye of a user. The control circuit has: a function of calculating the blood flow rate of the one or more blood vessels selected from retinal blood vessels and blood vessels included in the retina using the first electrical signal and the second electrical signal; and a function of transmitting a third electrical signal according to the blood flow rate to the display unit. The display unit has a function of receiving the third electrical signal and displaying the blood flow rate.

Claims

1. Having a display unit for the right eye, a display unit for the left eye, a transmitter for the right eye, a transmitter for the left eye, a receiver, and a control circuit, The transmitting unit for the right eye and the transmitting unit for the left eye have the function of generating a first ultrasonic wave of a first frequency and the function of transmitting a first electrical signal corresponding to the first frequency to the control circuit. The receiving unit has the function of receiving a second ultrasonic wave of a second frequency that is reflected by the object from the first ultrasonic wave, the function of generating a second electrical signal corresponding to the second frequency, and the function of transmitting the second electrical signal to the control circuit. The aforementioned object is one or more selected from the retinal blood vessels of the user's eye and the blood vessels contained in the fundus of the eye. The control circuit has the function of using the first electrical signal and the second electrical signal to calculate the retinal blood vessels and one or more blood flow velocities selected from the blood vessels, and the function of transmitting a third electrical signal corresponding to the blood flow velocity to the right eye display unit and the left eye display unit. The display unit for the right eye and the display unit for the left eye have the function of receiving the third electrical signal and displaying the blood flow velocity. In a front view, the right-eye transmitter, the user's right eye, the receiver, the user's left eye, and the left-eye transmitter are arranged in a unidirectional manner. electronic equipment.

2. In claim 1, It has an audio output unit, The control circuit has the function of transmitting a fourth electrical signal corresponding to the blood flow velocity to the audio output unit. The audio output unit has the function of receiving the fourth electrical signal and generating sound corresponding to the fourth electrical signal. electronic equipment.

3. In claim 1 or claim 2, It has an ear-type transmitter and an ear-type receiver, The ear transmitter has the function of generating a fifth ultrasonic wave of a fifth frequency and the function of transmitting a fifth electrical signal corresponding to the fifth frequency to the control circuit. The ear receiving unit has the function of receiving a sixth ultrasonic wave of a sixth frequency, which is the fifth ultrasonic wave reflected by the blood vessels in the user's ear; the function of generating a sixth electrical signal corresponding to the sixth frequency; and the function of transmitting the sixth electrical signal to the control circuit. The control circuit has the function of calculating the blood flow velocity of the ear's blood vessels using the fifth electrical signal and the sixth electrical signal, and the function of transmitting a seventh electrical signal corresponding to the blood flow velocity of the ear's blood vessels to the right eye display unit and the left eye display unit. electronic equipment.

4. In any one of claims 1 to 3, It has a head-mounted transmitter and a head-mounted receiver. The head-mounted transmitter has the function of generating an eighth ultrasonic wave of an eighth frequency, and the function of transmitting an eighth electrical signal corresponding to the eighth frequency to the control circuit. The head-mounted receiving unit has the function of receiving a ninth ultrasonic wave of a ninth frequency, which is the eighth ultrasonic wave reflected by the blood vessels of the user's head; the function of generating a ninth electrical signal corresponding to the ninth frequency; and the function of transmitting the ninth electrical signal to the control circuit. The control circuit has the function of calculating the blood flow velocity of the blood vessels in the head using the eighth electrical signal and the ninth electrical signal, and the function of transmitting a tenth electrical signal corresponding to the blood flow velocity of the blood vessels in the head to the display unit for the right eye and the display unit for the left eye. electronic equipment.

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