Method and apparatus for generating computer-generated hologram

A method of generating a computer-generated hologram (CGH), the method comprising:

• obtaining complex data including amplitude data of object data and phase data of the object data corresponding to a spatial light modulator (SLM) plane by propagating the object data from an image plane to the SLM plane;
• encoding the complex data into encoded amplitude data;
• generating a CGH based on the object data including the encoded amplitude data, and
• assigning phase data to the object data corresponding to the image plane based on a neural network.

A method of generating a computer-generated hologram (CGH), the method comprising:

• obtaining complex data including amplitude data of object data and phase data of the object data corresponding to a spatial light modulator (SLM) plane by propagating the object data from an image plane to the SLM plane;
• encoding the complex data into encoded amplitude data based on a neural network;
• and
• generating a CGH based on the object data including the encoded amplitude data.

A computer-generated hologram (CGH) generating apparatus comprising:

• a non-transitory memory configured to store at least one program;
• and
• a processor configured to generate a CGH by executing the at least one program,
• wherein the processor is further configured to:
• obtain complex data including amplitude data of object and phase data of the object data corresponding to a spatial light modulator (SLM) plane by propagating object data from an image plane to the SLM plane,
• encode the complex data into encoded amplitude data, and
• generate the CGH based on the object data including the encoded amplitude data, and
• wherein the processor is further configured to propagate the object data and obtain the complex data based on a neural network.

A computer-generated hologram (CGH) generating apparatus comprising:

• a non-transitory memory configured to store at least one program;
• and
• a processor configured to generate a CGH by executing the at least one program,
• wherein the processor is further configured to:
• obtain complex data including amplitude data of object and phase data of the object data corresponding to a spatial light modulator (SLM) plane by propagating object data from an image plane to the SLM plane,
• encode the complex data into encoded amplitude data,
• generate the CGH based on the object data including the encoded amplitude data, and
• assign phase data to the object data corresponding to the image plane based on a deep neural network.

A computer-generated hologram (CGH) generating apparatus comprising:

• a non-transitory memory configured to store at least one program;
• and
• a processor configured to generate a CGH by executing the at least one program,
• wherein the processor is further configured to:
• obtain complex data including amplitude data of object and phase data of the object data corresponding to a spatial light modulator (SLM) plane by propagating object data from an image plane to the SLM plane,
• encode the complex data into encoded amplitude data based on a neural network, and
• generate the CGH based on the object data including the encoded amplitude.

A non-transitory computer-readable recording medium having recorded thereon a program for executing a method on a computer, the method comprising:

• obtaining complex data including amplitude data of object data and phase data of the object data corresponding to a spatial light modulator (SLM) plane by propagating the object data from an image plane to the SLM plane;
• encoding the complex data into encoded amplitude data;
• and
• generating a CGH based on the object data including the encoded amplitude data,
• wherein the obtaining of the complex data further comprises propagating the object data and obtaining the complex data based on a neural network.