An integrated digital coding optical coherent operator and method thereof

Abstract

The present invention discloses an integrated digital coded optical coherent operator and method thereof, which are applied in the field of microelectronic integration technology, and include: an integrated optical waveguide for transmitting coherent optical signals; an electro-optical modulator unit for modulating the intensity of the coherent optical signals; an optical mixer unit for receiving the intensity-modulated coherent optical signals output by the electro-optical modulator unit and the non-intensity-modulated coherent optical signals output by the integrated optical waveguide, interfering the two coherent optical signals with each other, and outputting the interfered coherent optical signals through the output end of the optical mixer unit; an optical detection unit for receiving the interfered coherent optical signals output by the optical mixer unit, and demodulating the coherent optical signals to output the results. The present invention prepares a high-speed bit operator based on optoelectronics, and realizes broadband high-speed operation of signals through a high-speed electro-optical modulator; realizes integrated digital coded optical coherent operation, and can realize high-speed bit operation in fields such as artificial intelligence.

Description

Technical Field

[0001] The present invention relates to the field of microelectronic integration technology, and more specifically to an integrated digital coding optical coherent operator and a method thereof. Background Art

[0002] At present, microelectronic processors face a series of limitations and problems such as clock frequency, thermal power consumption and energy efficiency, and electromagnetic interference when performing ultra-high-speed bit operations.

[0003] In order to solve these problems and achieve a breakthrough in computing performance, an integrated optical coherent operator and method are proposed. By taking advantage of the wide bandwidth, high bit rate, low electromagnetic interference, and easy manipulation of optoelectronic devices, a high-speed bit operator based on optoelectronics is prepared. Through two high-speed electro-optical modulators, broadband and high-speed computing of two signals is achieved. This is a problem that technical personnel in this field urgently need to solve. Summary of the invention

[0004] In view of this, the present invention provides an integrated digital coding optical coherent operator and method thereof.

[0005] In order to achieve the above object, the present invention adopts the following technical solution:

[0006] An integrated digital coding optical coherent operator, comprising:

[0007] An integrated optical waveguide for transmission of coherent optical signals; and

[0008] an electro-optical modulator unit, wherein the input end of the electro-optical modulator unit is connected to the first output end of the integrated optical waveguide, the electro-optical modulator unit receives the coherent optical signal transmitted by the integrated optical waveguide, modulates the intensity of the coherent optical signal, and outputs the intensity-modulated coherent light through the output end of the electro-optical modulator unit;

[0009] an optical mixer unit, wherein a first input end of the optical mixer unit is connected to an output end of the electro-optical modulator unit, and a second input end of the optical mixer unit is connected to a second output end of the integrated optical waveguide; the optical mixer unit receives an intensity-modulated coherent optical signal output by the electro-optical modulator unit and a non-intensity-modulated coherent optical signal output by the integrated optical waveguide, interferes the two coherent optical signals with each other, and outputs the interfered coherent optical signal through the output end of the optical mixer unit;

[0010] An optical detection unit, the input end of which is connected to the output end of the optical mixer unit, the optical detection unit receives the interfered coherent optical signal output by the optical mixer unit, demodulates the coherent optical signal, and outputs the result.

[0011] Preferably, the electro-optical modulator unit comprises at least two electro-optical modulators for loading the coherent optical signal with a digital coded intensity modulation signal.

[0012] Preferably, the optical detection unit converts the coherent optical signal output by the optical mixer unit into an electrical signal, and outputs the electrical signal.

[0013] Preferably, the integrated optical waveguide is made of dielectric material.

[0014] An integrated digital coding optical coherent computing method specifically comprises the following steps:

[0015] S1, the coherent optical signal is transmitted through the integrated optical waveguide to the electro-optical modulator unit in one way and to the optical mixer unit in another way;

[0016] S2, the electro-optical modulator unit adds high-speed electrical signal data to the input coherent optical signal to achieve intensity modulation of the coherent optical signal, and transmits the modulated coherent optical signal to the optical mixer unit;

[0017] S3, the optical mixer unit realizes the merging of two coherent optical signals, interferes the two coherent optical signals with each other, realizes high-speed operation of the two signals, and transmits the operation result to the optical detection unit;

[0018] S4. The optical detection unit demodulates the received mutually interfering coherent optical signals, converts the optical signals into electrical signals, and outputs the results.

[0019] Compared with the prior art, the present invention has achieved the following technical effects:

[0020] Prepare a high-speed bit operator based on optoelectronics, and realize broadband high-speed signal operations through high-speed electro-optical modulators; realize integrated digitally coded optical coherent operations, which can realize high-speed bit operations in fields such as artificial intelligence. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of an integrated digital coding optical coherent operator of the present invention;

[0022] Figure 2 This is a schematic diagram of the structure of an electro-optic modulator unit of the present invention;

[0023] exist Figure 1-2 middle:

[0024] 1-integrated optical waveguide, 2-electro-optic modulator unit, 21-first electro-optic modulator, 22-second electro-optic modulator, 3-optical mixer unit, 4-photodetector element. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] Example 1

[0027] See attached Figure 1 As shown, the embodiment of the present invention discloses an integrated digital coding optical coherent operator, comprising: an integrated optical waveguide 1 for transmitting coherent optical signals; and an electro-optical modulator unit 2, the input end of the electro-optical modulator unit 2 is connected to the first output end of the integrated optical waveguide 1, the electro-optical modulator unit 2 receives the coherent optical signal transmitted by the integrated optical waveguide 1, and modulates the intensity of the coherent optical signal, and outputs the intensity modulated coherent light through the output end of the electro-optical modulator unit 2; an optical mixer unit 3, the first input end of the optical mixer unit 3 is connected to the output end of the electro-optical modulator unit 2, and the optical mixer unit 3 outputs the intensity modulated coherent light through the output end of the electro-optical modulator unit 2. The second input end of the optical element 3 is connected to the second output end of the integrated optical waveguide 1; the optical mixer unit 3 receives the intensity-modulated coherent optical signal output by the electro-optical modulator unit 2 and the non-intensity-modulated coherent optical signal output by the integrated optical waveguide 1, interferes the two coherent optical signals with each other, and outputs the interfered coherent optical signal through the output end of the optical mixer unit 3; an optical detection unit 4, the input end of the optical detection unit 4 is connected to the output end of the optical mixer unit 3, the optical detection unit 4 receives the interfered coherent optical signal output by the optical mixer unit 3, demodulates the coherent optical signal, and outputs the result.

[0028] In a specific embodiment, the electro-optical modulator unit 2 includes at least two electro-optical modulators. Figure 2 This embodiment discloses two electro-optical modulators, a first electro-optical modulator 21 and a second electro-optical modulator 22, for loading a digital coded intensity modulation signal onto a coherent optical signal.

[0029] In a specific embodiment, the optical detection unit 4 converts the coherent optical signal output by the optical mixer unit 3 into an electrical signal, and outputs the electrical signal.

[0030] In a specific embodiment, the integrated optical waveguide 1 is made of dielectric material.

[0031] Example 2

[0032] An integrated digital coding optical coherent computing method specifically comprises the following steps:

[0033] S1, the coherent optical signal is transmitted through the integrated optical waveguide 1 to the electro-optical modulator unit 2 and the other way to the optical mixer unit 3;

[0034] S2, the electro-optical modulator unit 2 adds high-speed electrical signal data to the input coherent optical signal to achieve intensity modulation of the coherent optical signal, and transmits the modulated coherent optical signal to the optical mixer unit 3;

[0035] S3, the optical mixer unit 3 realizes the merging of two coherent optical signals, interferes the two coherent optical signals with each other, realizes high-speed operation of the two signals, and transmits the operation result to the optical detection unit 4;

[0036] S4. The optical detection unit 4 demodulates the received mutually interfering coherent optical signals, converts the optical signals into electrical signals, and outputs the results.

[0037] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

[0038] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An integrated digitally encoded optical coherent computing method, characterized in that: The integrated digitally encoded optical coherent computing method is performed by an integrated digitally encoded optical coherent computing device, and the integrated digitally encoded optical coherent computing device comprises: An integrated optical waveguide (1) for transmission of coherent optical signals; and An electro-optical modulator unit (2), the input end of the electro-optical modulator unit (2) being connected to the first output end of the integrated optical waveguide (1), the electro-optical modulator unit (2) receiving the coherent optical signal transmitted by the integrated optical waveguide (1), modulating the intensity of the coherent optical signal, and outputting the intensity-modulated coherent light through the output end of the electro-optical modulator unit (2), the electro-optical modulator unit (2) comprising at least two electro-optical modulators for loading a digitally coded intensity modulation signal onto the coherent optical signal; An optical mixer unit (3), wherein a first input end of the optical mixer unit (3) is connected to the output end of the electro-optical modulator unit (2), and a second input end of the optical mixer unit (3) is connected to the second output end of the integrated optical waveguide (1); the optical mixer unit (3) receives the intensity-modulated coherent optical signal output by the electro-optical modulator unit (2) and the non-intensity-modulated coherent optical signal output by the integrated optical waveguide (1), interferes the two coherent optical signals with each other, and outputs the interfered coherent optical signal through the output end of the optical mixer unit (3); an optical detection unit (4), the input end of the optical detection unit (4) being connected to the output end of the optical mixer unit (3), the optical detection unit (4) receiving the coherent optical signal after interference output by the optical mixer unit (3), demodulating the coherent optical signal, and outputting the result; The integrated digital coding optical coherent computing method comprises the following steps: S1, a coherent optical signal is transmitted through the integrated optical waveguide (1) to the electro-optical modulator unit (2) in one path and to the optical mixer unit (3) in another path; S2, the electro-optical modulator unit (2) loads high-speed electrical signal data onto the input coherent optical signal to modulate the intensity of the coherent optical signal, and transmits the modulated coherent optical signal to the optical mixer unit (3); S3, the optical mixer unit (3) realizes the merging of two coherent optical signals, causes the two coherent optical signals to interfere with each other, realizes high-speed operation of the two signals, and transmits the operation result to the optical detection unit (4); S4. The optical detection unit (4) demodulates the received mutually interfering coherent optical signals, converts the optical signals into electrical signals, and outputs the results.

2. The integrated digital coding optical coherence computing method according to claim 1, characterized in that: The integrated optical waveguide (1) is made of dielectric material.

Images