CN114297133B - Path programmable multifunctional microwave photon signal processing method - Google Patents
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Abstract
The invention discloses a path programmable multifunctional microwave photon signal processing method, which comprises the steps of preparing various functional devices such as a code type converter, a nonlinear wavelength converter, a high-speed modulator, a wavelength division multiplexer, an optical code reverser, an optical sampler and the like in parallel on a single chip, controlling a signal light field transmission path through a chip integrated logic circuit to enable the signal light field transmission path to pass through different devices as required, and realizing path programmable multifunctional microwave photon signal processing through multi-chip cascade or single-chip time division multiplexing. The invention provides a feasible design scheme for a standardized microwave photon signal processing system, can execute various functions according to the needs through the microwave photon signal processing chip with a unified structure, and provides an important solution for the development of the microwave photon signal processing system with programmable logic and software definition.
Description
Technical Field
The invention belongs to the field of interdisciplines of integrated optics, optical communication and microwave photonics, in particular to a method for realizing free switching of various microwave photon signal processing functions by utilizing a single integrated chip by utilizing a path to select an optical path to switch a signal optical field transmission path, and particularly relates to a path programmable multifunctional microwave photon signal processing method, a system and a storage medium.
Background
The microwave photon signal processing system is a system for realizing electrical signal processing by optical means, and is mainly realized by a free space optical path or an all-fiber optical path, an optical field carrying information is transmitted in the free space or the fiber, and an external circuit is used for controlling a photoelectric device to realize optical field regulation. However, the free space optical path and the all-fiber optical path face the problems of large system volume, poor stability, difficult coordination control, slow upgrading and updating speed and the like, and are difficult to develop large-scale application in the environment outside a laboratory. More importantly, the loosely coupled integration of the optoelectronic devices severely increases the design difficulty of the control circuit. On the other hand, the chip integrated optical path has the advantages of small volume, low power consumption, stable performance, high integration and the like, and is particularly suitable for being used as an alternative scheme of a free space optical path and an all-fiber optical path of a traditional discrete device to construct an optical system with huge system scale, complex structure function and numerous devices such as a microwave photon signal processing system and the like. In particular, the feature that the chip integrated optical circuit represented by silicon on insulator is highly compatible with conventional integrated circuit processes makes it possible to construct a chip-scale opto-electronic hybrid system.
At present, the microwave photon signal processing still stays in a small-scale experiment stage, and specific functions can be realized only through a single or a plurality of discrete devices, so that a standardized microwave photon signal processing system structure capable of integrating various functions is lacking.
Disclosure of Invention
Based on the problems of the prior art, the invention aims to solve the technical problems: how to integrate a plurality of discrete devices on a single chip, each device can control voltage regulation and execute different functions, a path is selected by utilizing a programmable logic signal control path to enable a signal light field to transmit along different paths and pass through different devices, and flexible switching of microwave photon signal processing functions is realized through multi-chip cascade or single-chip multiplexing.
Aiming at the defects existing in the prior art, the invention aims to provide a path programmable multifunctional microwave photon signal processing method, a signal light field is input into a path selection light path formed by a cascade Mach-Zehnder interferometer through a grating coupler, bias voltages are applied to three phase shifters through an external circuit, the signal light field can be manually selected to pass through four different optical paths, a plurality of devices are prepared on a single chip, independent control and function realization of each device are realized through the external bias voltages, the cascade Mach-Zehnder interferometer is used for switching the signal light field to the optical path where different devices are positioned as required through the external bias voltages, the signal light field is led out from a specific port, a microwave photon signal processing function capable of free switching is realized, and mixed multiplexing of various microwave photon signal processing functions is realized through cascading a plurality of sets of chips or repeatedly passing signals through the same chip.
Preferably, a nonlinear wavelength conversion or nonlinear multi-point broadcaster based on a four-wave mixing effect, an intensity modulator based on a Mach-Zehnder interferometer, a micro-ring filter, an RZ-NRZ transcoder and a broadband wavelength division multiplexer based on a cascaded micro-ring cavity are respectively prepared on the four optical paths.
Preferably, the signal light field passing through each optical path is subjected to each functional device, generates a time-domain or frequency-domain variation, and is output from the right side.
Preferably, one or more of an integrated code converter, a nonlinear wavelength converter, a high-speed modulator, a wavelength division multiplexer, an optical code reverser and an optical sampler are prepared in parallel on the single chip.
Preferably, the signal light field transmission path is controlled by the chip integrated logic circuit to pass through different devices, multi-chip cascade connection or single-chip time division multiplexing as required, so that the path programmable multifunctional microwave photon signal processing is realized.
Preferably, the method comprises the steps of:
s101, designing, preparing and independently controlling each functional device, preparing and integrating a plurality of devices on a single chip, and realizing the independent control and function realization of each device through externally connecting bias voltage;
s102, designing, preparing and independently controlling a path selection light path, switching a signal light field to an optical path where different devices are located as required by using a cascade Mach-Zehnder interferometer through external bias voltage, and guiding the signal light field out of a specific port to realize a freely switchable microwave photon signal processing function;
s103, multiplexing the chips, namely, multiplexing the mixed microwave photon signal processing functions by cascading a plurality of sets of chips or repeatedly enabling the signals to pass through the same chip for a plurality of times.
Preferably, the method comprises the steps of:
s201, preparing waveguide structures of all devices through a standard preparation process of a chip integrated optical path, wherein all devices are connected with a transmission waveguide through a path selection optical path, and a preparation grating coupler guides a signal optical field and a pumping optical field with nonlinear wavelength conversion and other functions into or out of a chip;
s202, preparing a path selection light path and control electrodes of all devices through a standard process of a chip integrated circuit, and connecting the control electrodes with an external circuit by utilizing an integrated lead;
s203, loading digital logic control voltage to the path selection light path and the phase shifters of all devices through an external circuit, and realizing flexible switching and multiple transmission of a signal light field transmission path through the control path selection light path, thereby finally realizing path programmable multifunctional microwave photon signal processing formed by combining different devices.
Preferably, the bias voltage distribution on the plurality of control electrodes can enable the signal light field to pass through different functional devices on different optical paths once or multiple times, and the conversion from mathematical logic (input quantity) to a specific function (output quantity) of microwave photon signal processing is realized according to the sequence of logic definition, bias voltage distribution, optical path, different devices and multiple functional combinations after multiple passes.
A system for realizing the path programmable multifunctional microwave photon signal processing method comprises a code type converter, a nonlinear wavelength converter, a high-speed modulator, a wavelength division multiplexer, an optical code reverser, an optical sampler, a cascade Mach-Zehnder interferometer, a micro-ring filter, an RZ-NRZ transcoder and a broadband wavelength division multiplexer, a design preparation and independent control module of a functional device, a design preparation and independent control module of a path selection optical path and a chip multiplexing module,
the design preparation and independent control module of the functional device is used for preparing and integrating a plurality of devices on a single chip, and realizing independent control and function realization of each device through externally connecting bias voltage;
the design preparation and independent control module of the path selection light path is used for switching the signal light field to the optical path where different devices are positioned as required by using a cascade Mach-Zehnder interferometer through external bias voltage, and guiding the signal light field out of a specific port, so that a microwave photon signal processing function capable of being switched freely is realized;
and the chip multiplexing module is used for realizing the mixed multiplexing of various microwave photon signal processing functions by cascading a plurality of sets of chips or repeatedly enabling signals to pass through the same chip.
A computer readable storage medium having stored thereon a computer program which when executed by a processor implements the above method.
A computer program product comprising computer programs/instructions which when executed by a processor implement the steps of the above method.
Compared with the prior art, the invention has the following advantages:
(1) The traditional microwave photon signal processing system can only execute specific functions, has strict requirements on performance parameters and the sequence of the devices, and the path programmable multifunctional microwave photon signal processing method provided by the invention can realize random switching of various different functions through uniformly designed and prepared chips, thereby greatly improving the processing capacity of microwave photon signal communication;
(2) The invention provides a logic programmable microwave photon signal processing concept, namely a compiling corresponding relation is established between digital logic and specific microwave photon signal processing functions, and a foundation is laid for the development of an accurate, standardized and diversified microwave photon information system.
(3) The invention can provide an important solution for standardized photoelectric device design and software-defined microwave photon chip development.
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In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings that are needed to be used in the embodiments of the present invention will be briefly described, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic diagram of the working principle of the path programmable multifunctional microwave photon signal processing of the invention.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely configured to illustrate the invention and are not configured to limit the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by showing examples of the invention.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
The invention provides an embodiment of a path programmable multifunctional microwave photon signal processing method, wherein a signal light field is input into a path selection light path formed by a cascade Mach-Zehnder interferometer through a grating coupler, bias voltages are applied to three phase shifters through an external circuit, the signal light field can be manually selected to pass through four different optical paths, a plurality of devices are prepared and integrated on a single chip, independent control and function realization of each device are realized through the external bias voltages, the cascade Mach-Zehnder interferometer is used for switching the signal light field to the optical path where different devices are positioned according to the need through the external bias voltages, the signal light field is led out from a specific port, a microwave photon signal processing function capable of free switching is realized, and the mixed multiplexing of a plurality of microwave photon signal processing functions is realized through cascading a plurality of sets of chips or repeatedly passing through the same chip.
In some embodiments, a nonlinear wavelength conversion or nonlinear multi-point broadcaster based on a four-wave mixing effect, an intensity modulator based on a Mach-Zehnder interferometer, a micro-ring filter and an RZ-NRZ transcoder, and a broadband wavelength division multiplexer based on a cascaded micro-ring cavity are prepared on four optical paths, respectively.
In some embodiments, the signal light field through each optical path is subjected to each functional device, producing a time-domain or frequency-domain variation and output from the right.
In some embodiments, one or more of an integrated transcoder, a nonlinear wavelength converter, a high speed modulator, a wavelength division multiplexer, an optical code inverter, and an optical sampler are fabricated in parallel on a single chip.
In some embodiments, the path programmable multifunctional microwave photon signal processing is implemented by controlling the signal light field transmission path through different devices, through multi-chip cascading or single-chip time division multiplexing as needed by a chip integrated logic circuit.
The invention provides an embodiment of a path programmable multifunctional microwave photon signal processing method, which comprises the following steps:
s101, designing, preparing and independently controlling each functional device, preparing and integrating a plurality of devices on a single chip, and realizing the independent control and function realization of each device through externally connecting bias voltage;
s102, designing, preparing and independently controlling a path selection light path, switching a signal light field to an optical path where different devices are located as required by using a cascade Mach-Zehnder interferometer through external bias voltage, and guiding the signal light field out of a specific port to realize a freely switchable microwave photon signal processing function;
s103, multiplexing the chips, namely, multiplexing the mixed microwave photon signal processing functions by cascading a plurality of sets of chips or repeatedly enabling the signals to pass through the same chip for a plurality of times.
The invention provides an embodiment of a path programmable multifunctional microwave photon signal processing method, which comprises the following steps:
s201, preparing waveguide structures of all devices through a standard preparation process of a chip integrated optical path, wherein all devices are connected with a transmission waveguide through a path selection optical path, and a preparation grating coupler guides a signal optical field and a pumping optical field with nonlinear wavelength conversion and other functions into or out of a chip;
s202, preparing a path selection light path and control electrodes of all devices through a standard process of a chip integrated circuit, and connecting the control electrodes with an external circuit by utilizing an integrated lead;
s203, loading digital logic control voltage to the path selection light path and the phase shifters of all devices through an external circuit, and realizing flexible switching and multiple transmission of a signal light field transmission path through the control path selection light path, thereby finally realizing path programmable multifunctional microwave photon signal processing formed by combining different devices.
As shown in fig. 1, an embodiment of a path programmable multifunctional microwave photon signal processing system architecture is illustrated: the signal light field is input into a path selection light path formed by the cascade Mach-Zehnder interferometer through the grating coupler, and bias voltage is applied to the three phase shifters through an external circuit, so that the signal light field can be manually selected to pass through four different optical paths.
The four optical paths are respectively prepared:
(1) Nonlinear wavelength conversion or nonlinear multi-point broadcaster based on four-wave mixing effect;
(2) Intensity modulators based on mach-zender interferometers;
(3) A micro-loop filter and an RZ-NRZ transcoder;
(4) A broadband wavelength division multiplexer based on cascaded micro-ring cavities.
The signal light field passing through each optical path is subjected to each functional device, generates a time-domain or frequency-domain variation, and is output from the right side. In fig. 1, the bottom external circuit has 12 external electrodes, which are respectively 1-12 external electrodes from left to right. In the process, the accurate control of the No. 1-3 and No. 10-12 external electrodes can enable the signal light field to pass through different optical paths, and the No. 4-9 external electrodes control all functional devices. The diagram shows a chip multiplexing method, namely, a lower right output port and a lower left output portThe lower input port is connected, and the signal light field can pass through the chip for several times by means of control and can implement free switching of different functions, and when the number of times passed through the chip is N, the type of microwave photon signal processing function which can be implemented is 4 N 。
The invention provides an embodiment of a path programmable multifunctional microwave photon signal processing method, which is characterized in that various functional devices such as a code type converter, a nonlinear wavelength converter, a high-speed modulator, a wavelength division multiplexer, an optical code reverser, an optical sampler and the like are prepared in parallel on a single chip, and a signal light field transmission path is controlled by a chip integrated logic circuit to pass through different devices as required, and the path programmable multifunctional microwave photon signal processing is realized by multi-chip cascade connection or single-chip time division multiplexing.
In some embodiments, the chip integrated functional device can be prepared through a chip integrated optical path standard process, has a certain degree of freedom of structural design, can efficiently and nondestructively transmit an optical field, can adjust parameters by changing a waveguide refractive index, and can adjust principles including but not limited to a thermo-optic effect, an electro-optic effect, a photoelectric effect and the like, typical functions include but not limited to nonlinear wavelength conversion, nonlinear multi-point broadcasting, an optical switch, band-pass filtering, band-stop filtering, code pattern conversion and the like, and a material platform comprises but not limited to silicon on insulator, hydrogen-carrying amorphous silicon, silicon nitride, silicon carbide, chalcogenide glass, III-V aluminum gallium arsenide, III-V indium phosphide and the like, and can adopt a single material integration method or a multi-material mixed integration method.
In some embodiments, the chip integrated logic circuit can be prepared through a standard process of the chip integrated circuit, has a certain degree of freedom of structural design, can change the refractive index of a transmission waveguide in a filter structure to realize the central wavelength tuning of the filter, can be connected to an external logic circuit through a control electrode-integrated lead-pin electrode, can receive bias voltages with different intensities, and does not limit the structural dimensions and wiring parameters of the control electrode, the integrated lead and the pin electrode and does not limit the interface definition principle and the logic compiling mode.
In some embodiments, the path programmable microwave photon signal processing can make the signal light field pass through different functional devices on different optical paths once or multiple times through the bias voltage distribution on a plurality of control electrodes, and the conversion from mathematical logic (input quantity) to a specific microwave photon signal processing function (output quantity) can be realized according to the sequence of logic definition, bias voltage distribution, optical path, different devices and multiple functional combinations after multiple passes; the programmable input may be binary logic, discrete logic, or continuous variables, not limited to programming language, interface definition, and compilation rules.
The present invention also provides an embodiment of a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the above-described method.
The invention also provides an embodiment of a computer program which, when executed by a processor, implements the above method.
Compared with the prior art, the invention has the following advantages:
firstly, the traditional microwave photon signal processing system can only execute specific functions, strict requirements are imposed on performance parameters and the sequence of the devices, and the path programmable multifunctional microwave photon signal processing method provided by the invention can realize random switching of various different functions through uniformly designed and prepared chips, so that the processing capability of microwave photon signal communication is greatly improved;
secondly, the invention provides a logic programmable microwave photon signal processing concept, namely a compiling corresponding relation is established between digital logic and specific microwave photon signal processing functions, and a foundation is laid for the development of an accurate, standardized and diversified microwave photon information system.
In addition, the invention can provide an important solution for standardized photoelectric device design and software defined microwave photon chip development.
For convenience of description, the above devices are described as being functionally divided into various units, respectively. Of course, the functions of each element may be implemented in one or more software and/or hardware elements when implemented in the present application.
It will be appreciated by those skilled in the art that embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The application may be described in the general context of computer-executable instructions, such as program modules, being executed by a computer. Generally, program modules include routines, programs, objects, components, data structures, etc. that perform particular tasks or implement particular abstract data types. The application may also be practiced in distributed computing environments where tasks are performed by remote processing devices that are linked through a communications network. In a distributed computing environment, program modules may be located in both local and remote computer storage media including memory storage devices.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In one typical configuration, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include volatile memory in a computer-readable medium, random Access Memory (RAM) and/or nonvolatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of computer-readable media.
Computer readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. Computer-readable media, as defined herein, does not include transitory computer-readable media (transmission media), such as modulated data signals and carrier waves.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.
Claims (7)
1. A path programmable multifunctional microwave photon signal processing method includes that a signal light field is input into a path selection light path formed by cascade Mach-Zehnder interferometers through a grating coupler, the signal light field is input into the path selection light path formed by the cascade Mach-Zehnder interferometers through the grating coupler, bias voltages are applied to three phase shifters through an external circuit, and the signal light field can be manually selected to pass through four different optical paths; the four optical paths are respectively prepared: (1) Nonlinear wavelength conversion or nonlinear multi-point broadcaster based on four-wave mixing effect; (2) a mach-zender interferometer based intensity modulator; (3) a micro-loop filter and an RZ-NRZ transcoder; (4) The broadband wavelength division multiplexer based on the cascade micro-ring cavity uses a cascade Mach-Zehnder interferometer to switch a signal light field to an optical path where different devices are positioned according to needs through external bias voltage, and guides the signal light field out of a specific port, so that a microwave photon signal processing function capable of being freely switched is realized, and the mixed multiplexing of various microwave photon signal processing functions is realized through cascading multiple sets of chips or repeatedly passing signals through the same chip.
2. The method for processing the path-programmable multifunctional microwave photon signal according to claim 1, wherein the chip integrated logic circuit is used for controlling the signal light field transmission path to pass through different devices, multi-chip cascade connection or single-chip time division multiplexing according to requirements, so as to realize the path-programmable multifunctional microwave photon signal processing.
3. The path programmable multifunctional microwave photon signal processing method of claim 1, comprising:
s101, designing, preparing and independently controlling each functional device, preparing and integrating a plurality of devices on a single chip, and realizing the independent control and function realization of each device through externally connecting bias voltage;
s102, designing, preparing and independently controlling a path selection light path, switching a signal light field to an optical path where different devices are located as required by using a cascade Mach-Zehnder interferometer through external bias voltage, and guiding the signal light field out of a specific port to realize a freely switchable microwave photon signal processing function;
s103, multiplexing the chips, namely, multiplexing the mixed microwave photon signal processing functions by cascading a plurality of sets of chips or repeatedly enabling the signals to pass through the same chip for a plurality of times.
4. The path programmable multifunctional microwave photon signal processing method of claim 1, comprising:
s201, preparing waveguide structures of all devices through a chip integrated optical path standard preparation process, wherein all devices are connected with a transmission waveguide through a path selection optical path, and a preparation grating coupler guides a signal optical field and a pumping optical field for nonlinear wavelength conversion into or out of a chip;
s202, preparing a path selection light path and control electrodes of all devices through a standard process of a chip integrated circuit, and connecting the control electrodes with an external circuit by utilizing an integrated lead;
s203, loading digital logic control voltage to the path selection light path and the phase shifters of all devices through an external circuit, and realizing flexible switching and multiple transmission of a signal light field transmission path through the control path selection light path, thereby finally realizing path programmable multifunctional microwave photon signal processing formed by combining different devices.
5. The path programmable multifunctional microwave photon signal processing method according to claim 1, wherein the signal light field passes through different functional devices on different optical paths once or multiple times through bias voltage distribution on a plurality of control electrodes, and the conversion from mathematical logic to specific microwave photon signal processing functions is realized according to the sequence of logic definition, bias voltage distribution, optical paths, different devices and multiple functional combinations after multiple passes.
6. A system for implementing the path programmable multifunctional microwave photon signal processing method according to any one of claims 1-5, comprising a code converter, a nonlinear wavelength converter, a high-speed modulator, a wavelength division multiplexer, an optical code inverter, an optical sampler, a cascaded mach-zehnder interferometer, a micro-ring filter, an RZ-NRZ transcoder, a broadband wavelength division multiplexer, a design preparation and independent control module of functional devices, a design preparation and independent control module of path selection optical paths, and a chip multiplexing module,
the design preparation and independent control module of the functional device is used for preparing and integrating a plurality of devices on a single chip, and realizing independent control and function realization of each device through externally connecting bias voltage;
the design preparation and independent control module of the path selection light path is used for switching the signal light field to the optical path where different devices are positioned as required by using a cascade Mach-Zehnder interferometer through external bias voltage, and guiding the signal light field out of a specific port, so that a microwave photon signal processing function capable of being switched freely is realized;
and the chip multiplexing module is used for realizing the mixed multiplexing of various microwave photon signal processing functions by cascading a plurality of sets of chips or repeatedly enabling signals to pass through the same chip.
7. A computer readable storage medium having stored thereon a computer program which when executed by a processor performs the method of any of claims 1-5.
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