Data read/write apparatus and electronic device

A data read/write apparatus, comprising:

• a laser;
• an optical fiber coupler;
• an optical fiber lens;
• and
• a detector, wherein
• the optical fiber coupler is connected to the laser, the optical fiber lens, and the detector by using optical fibers,
• the laser is configured to output first continuous laser light,
• the optical fiber lens is configured to receive the first continuous laser light, focus the first continuous laser light onto an optical storage medium, and receive a first fluorescent signal generated by the optical storage medium based on the first continuous laser light, wherein the first fluorescent signal indicates to-be-read data, and
• the detector is configured to detect light intensity of the first fluorescent signal thereby obtaining the to-be-read data.

A data read/write apparatus, comprising:

• a first laser;
• a dispersion compensator;
• a first optical fiber coupler;
• N optical switches;
• an N-channel photoelectric controller;
• and
• N optical fiber lenses, wherein
• the first optical fiber coupler is connected to the N optical switches by using optical fibers, the N-channel photoelectric controller is connected to the N optical switches separately, the N optical switches are correspondingly connected to the N optical fiber lenses by using the optical fibers, and N is a positive integer greater than or equal to 2,
• the first laser is configured to output a first optical pulse,
• the dispersion compensator is configured to perform dispersion compensation on the first optical pulse to output a second optical pulse,
• the first optical fiber coupler is connected to the dispersion compensator by using an optical fiber, and the first optical fiber coupler is configured to split the second optical pulse into N beams of optical pulses,
• the N-channel photoelectric controller is configured to control states of the N optical switches based on N control signals thereby adjusting light intensity of the N beams of optical pulses, wherein the N control signals are respectively obtained based on N pieces of to-be-written data, and the N beams of optical pulses indicate the N pieces of to-be-written data, and
• the N optical fiber lenses are configured to focus the N beams of optical pulses onto an optical storage medium thereby writing the N pieces of to-be-written data to the optical storage medium, wherein the N optical fiber lenses are in one-to-one correspondences with the N beams of optical pulses.

A data read/write apparatus, comprising:

• a second laser;
• a second optical fiber coupler;
• N third optical fiber couplers;
• N optical fiber lenses;
• and
• an N-channel detector, wherein
• the N third optical fiber couplers are connected to the second optical fiber coupler, the N optical fiber lenses, and the N-channel detector by using optical fibers,
• the second laser is configured to output first continuous laser light,
• the second optical fiber coupler is connected to the second laser by using an optical fiber, and the second optical fiber coupler is configured to split the first continuous laser light into N beams of continuous laser light,
• the N optical fiber lenses are configured to receive the N beams of continuous laser light, focus the N beams of continuous laser light onto an optical storage medium, and receive N fluorescent signals generated by the optical storage medium based on the N beams of continuous laser light, wherein the N optical fiber lenses are in one-to-one correspondences with the N beams of continuous laser light, and the N fluorescent signals respectively indicate N pieces of to-be-read data, and
• the N-channel detector is configured to detect light intensity of the N fluorescent signals separately thereby obtaining the N pieces of to-be-read data.