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CN-122018159-A - Intelligent glasses and control method thereof

CN122018159ACN 122018159 ACN122018159 ACN 122018159ACN-122018159-A

Abstract

The embodiment of the application provides intelligent glasses and a control method of the intelligent glasses, and relates to the technical field of head-mounted display products. The intelligent glasses comprise a glasses frame, a first optical machine, a second optical machine, a first optical waveguide lens, a second optical waveguide lens and a first phase modulator. The first optical machine, the second optical machine, the first optical waveguide lens, the second optical waveguide lens and the first phase modulator are all arranged on the lens frame, and the first phase modulator is arranged between the first optical machine and the first optical waveguide lens. The first optical machine is used for generating a first light beam and projecting the first light beam to the first phase modulator, the first phase modulator is used for adjusting the phase of the first light beam to enable the first light beam to be emitted to the first optical waveguide lens, and the second optical machine is used for generating a second light beam emitted to the second optical waveguide lens. Thus, after the smart glasses are worn on the head of the user, the images displayed in front of the left eye and in front of the right eye of the user can be re-fused.

Inventors

  • LIU YILIN
  • LU YUNKAI
  • DING WUWEN

Assignees

  • 华为终端有限公司

Dates

Publication Date
20260512
Application Date
20241112

Claims (20)

  1. 1. An intelligent glasses (10) is characterized by comprising a glasses frame (100), a first optical machine (310), a second optical machine (320), a first optical waveguide lens (210), a second optical waveguide lens (220) and a first phase modulator (410); The first optical machine (310), the second optical machine (320), the first optical waveguide lens (210), the second optical waveguide lens (220) and the first phase modulator (410) are all arranged on the frame (100), and the first phase modulator (410) is arranged between the first optical machine (310) and the first optical waveguide lens (210); the first optical machine (310) is configured to generate a first light beam (L1) and project the first light beam (L1) to the first phase modulator (410), the first phase modulator (410) is configured to adjust a phase of the first light beam (L1) so that the first light beam (L1) is directed to the first optical waveguide lens (210), the second optical machine (320) is configured to generate a second light beam (L2) directed to the second optical waveguide lens (220), the first optical waveguide lens (210) is configured to display an image in front of one of a left eye and a right eye of a user according to the first light beam (L1) directed to the first optical waveguide lens (210), and the second optical waveguide lens (220) is configured to display an image in front of the other of the left eye and the right eye of the user according to the second light beam (L2) directed to the second optical waveguide lens (220).
  2. 2. The smart glasses (10) according to claim 1, wherein the first phase modulator (410) is an electronically controlled phase modulator, the first phase modulator (410) being adapted to adjust the phase of the first light beam (L1) according to the received electrical signal.
  3. 3. The smart glasses (10) according to claim 1 or 2, wherein the first phase modulator (410) has a first refractive index tunable layer (411); The first optical machine (310) is configured to project the first light beam (L1) towards the first refractive index adjustable layer (411), the first refractive index adjustable layer (411) is configured to pass the first light beam (L1), and the first phase modulator (410) is configured to adjust a phase of the first light beam (L1) passing through the first refractive index adjustable layer (411) by adjusting a refractive index of the first refractive index adjustable layer (411).
  4. 4. The smart glasses (10) according to claim 3, wherein the first phase modulator (410) is a liquid crystal phase modulator, the first refractive index adjustable layer (411) is a liquid crystal layer, and the first refractive index adjustable layer (411) is configured to change an arrangement state of liquid crystal molecules according to a change of an applied electric field, so as to adjust a refractive index of the first refractive index adjustable layer (411).
  5. 5. The smart glasses (10) according to any one of claims 1-4, wherein the frame (100) includes a frame (110), a first temple (120), and a second temple (130); The first optical waveguide lens (210) and the second optical waveguide lens (220) are both arranged on the lens frame (110), the first optical machine (310) is arranged on the first lens leg (120), the second optical machine (320) is arranged on the second lens leg (130), and the first phase modulator (410) is arranged on at least one of the lens frame (110) and the first lens leg (120).
  6. 6. The smart glasses (10) according to claim 5, wherein the first phase modulator (410) is disposed on the first temple (120).
  7. 7. The smart glasses (10) according to claim 5, wherein the first phase modulator (410) is arranged on the frame (110).
  8. 8. The smart glasses (10) according to any one of claims 5-7, wherein the first and second temples (120, 130) are hinged to the frame (110).
  9. 9. The smart glasses (10) according to any one of claims 1-8, further comprising a first detection device (510); the first detection device (510) is arranged on the mirror bracket (100), and the first detection device (510) is electrically connected with the first phase modulator (410); The first detection device (510) is configured to detect at least one of a relative position of the first optical machine (310) and the first optical waveguide lens (210), a change in the relative position of the first optical machine (310) and the first optical waveguide lens (210), a deformation of the frame (100) at the first optical waveguide lens (210), and a deformation of the frame (100) at the first optical machine (310), and the first phase modulator (410) is configured to adjust a phase of the first light beam (L1) according to data detected by the first detection device (510).
  10. 10. The smart glasses (10) according to claim 9, further comprising a second detection device (520); the second detection device (520) is arranged on the eyeglass frame (100); The second detection device (520) is configured to detect at least one of a relative position of the second optical machine (320) and the second optical waveguide lens (220), a change in the relative position of the second optical machine (320) and the second optical waveguide lens (220), a deformation amount of the frame (100) at the second optical waveguide lens (220), and a deformation amount of the frame (100) at the second optical machine (320).
  11. 11. The smart glasses (10) according to claim 10, wherein the second detecting means (520) is electrically connected to the first phase modulator (410), the first phase modulator (410) being configured to adjust the phase of the first light beam (L1) based on data obtained by the first detecting means (510) and the second detecting means (520).
  12. 12. The smart glasses (10) according to any one of claims 1-11, further comprising a second phase modulator (420); The second phase modulator (420) is arranged on the mirror bracket (100), and the second phase modulator (420) is arranged between the second optical machine (320) and the second optical waveguide lens (220); The second optical machine (320) is configured to project the second light beam (L2) to the second phase modulator (420), and the second phase modulator (420) is configured to adjust a phase of the second light beam (L2) and then cause the second light beam (L2) to be incident on the second optical waveguide lens (220).
  13. 13. The smart glasses (10) according to claim 12, wherein the second phase modulator (420) is electrically connected to a second detection device (520) of the smart glasses (10), the second phase modulator (420) being configured to adjust the phase of the second light beam (L2) according to the data detected by the second detection device (520).
  14. 14. The smart glasses (10) according to claim 13, wherein the second phase modulator (420) is further electrically connected to a first detection means (510) of the smart glasses (10), the second phase modulator (420) being adapted to adjust the phase of the second light beam (L2) based on data obtained by the first detection means (510) and the second detection means (520).
  15. 15. A control method of an intelligent glasses (10), wherein the intelligent glasses (10) comprise a glasses frame (100), a first optical machine (310), a second optical machine (320), a first optical waveguide lens (210), a second optical waveguide lens (220) and a first phase modulator (410); The first optical machine (310), the second optical machine (320), the first optical waveguide lens (210), the second optical waveguide lens (220) and the first phase modulator (410) are all arranged on the frame (100), and the first phase modulator (410) is arranged between the first optical machine (310) and the first optical waveguide lens (210); -the first optical machine (310) is configured to generate a first light beam (L1) and to project the first light beam (L1) towards the first phase modulator (410), the first phase modulator (410) being configured to adjust the phase of the first light beam (L1) such that the first light beam (L1) is directed towards the first light guiding lens (210), the second optical machine (320) being configured to generate a second light beam (L2) directed towards the second light guiding lens (220), the first light guiding lens (210) being configured to display an image in front of one of the left and right eyes of a user in accordance with the first light beam (L1) directed towards the first light guiding lens (210), the second light guiding lens (220) being configured to display an image in front of the other of the left and right eyes of a user in accordance with the second light beam (L2) directed towards the second light guiding lens (220); the method comprises the following steps: acquiring first data, wherein the first data is used for obtaining a change of a relative position of the first optical machine (310) and the first optical waveguide lens (210) relative to a first preset relative position, and the first preset relative position is a preset relative position of the first optical machine (310) and the first optical waveguide lens (210); A first control instruction is formed according to a first state parameter, wherein the first state parameter includes the first data, the first control instruction is used for indicating the first phase modulator (410) to adjust a phase adjustment amount from a first preset adjustment amount to a first target adjustment amount, and the first preset adjustment amount is the phase adjustment amount of the first phase modulator (410) when the first optical machine (310) and the first optical waveguide lens (210) are in the first preset relative position, and the first target adjustment amount is determined according to the first state parameter.
  16. 16. The method of claim 15, wherein the first phase modulator (410) has a first refractive index tunable layer (411), the first optical machine (310) is configured to project the first light beam (L1) toward the first refractive index tunable layer (411), the first refractive index tunable layer (411) is configured to pass the first light beam (L1); The first control instruction is configured to instruct the first phase modulator (410) to adjust the refractive index of the first refractive index adjustable layer (411) from a first preset refractive index to a first target refractive index, so as to adjust the phase adjustment amount of the first phase modulator (410) from the first preset adjustment amount to the first target adjustment amount, where the first preset refractive index is the refractive index of the first refractive index adjustable layer (411) when the first optical machine (310) and the first optical waveguide lens (210) are in the first preset relative position, and the first target refractive index is determined according to the first state parameter.
  17. 17. The method of claim 16, wherein the first phase modulator (410) is a liquid crystal phase modulator and the first refractive index tunable layer (411) is a liquid crystal layer; The first control instruction is configured to instruct the first phase modulator (410) to adjust an arrangement state of liquid crystal molecules of the first refractive index adjustable layer (411) so as to adjust a refractive index of the first refractive index adjustable layer (411) from the first preset refractive index to the first target refractive index.
  18. 18. The method according to any one of claims 15-17, wherein the first phase modulator (410) comprises a plurality of first adjustment areas; the first preset adjustment amount comprises a plurality of first sub-preset adjustment amounts which are in one-to-one correspondence with a plurality of first adjustment areas, and the first sub-preset adjustment amount is a phase adjustment amount of the corresponding first adjustment area when the first optical machine (310) and the first optical waveguide lens (210) are at the first preset relative position; The first target adjustment amount comprises a plurality of first sub-target adjustment amounts which are in one-to-one correspondence with a plurality of first adjustment areas, and the first sub-target adjustment amounts are determined according to the first state parameters; the first control instruction is configured to instruct the first phase modulator (410) to adjust the phase adjustment amount of each of the first adjustment areas from the corresponding first sub-preset adjustment amount to the corresponding first sub-target adjustment amount.
  19. 19. The method of any of claims 15-18, wherein the first data includes at least one of relative position data of the first optical machine (310) and the first optical waveguide lens (210), an amount of angular deflection of a relative position of the first optical machine (310) and the first optical waveguide lens (210) relative to a first predetermined relative position, an amount of displacement of a relative position of the first optical machine (310) and the first optical waveguide lens (210) relative to a first predetermined relative position, and an amount of deformation of the frame (100).
  20. 20. The method according to any one of claims 15-19, wherein the first status parameter further comprises first wavelength data indicative of a wavelength of the first light beam (L1).

Description

Intelligent glasses and control method thereof Technical Field The embodiment of the application relates to the technical field of head-mounted display equipment, in particular to intelligent glasses and a control method of the intelligent glasses. Background Virtual Reality (VR) technology, augmented Reality (Augmented Reality, AR) technology, and Mixed Reality (MR) technology are emerging multimedia technologies that can be applied to many fields such as games, education, movies, medical treatment, etc. The VR, AR, MR and other modules can be combined in the smart glasses so that the smart glasses can display images in front of the user's line of sight after being worn on the user's head. In the related art, after the smart glasses are worn on the head of the user, the images displayed in front of the left and right eyes of the user are prone to the problem of non-fusion. Disclosure of Invention The embodiment of the application provides intelligent glasses and a control method of the intelligent glasses, wherein after the intelligent glasses are worn on the head of a user, images displayed in front of the left eye and in front of the right eye of the user can be fused again. An embodiment of the application provides smart glasses, which comprise a glasses frame, a first optical machine, a second optical machine, a first optical waveguide lens, a second optical waveguide lens and a first phase modulator. The first optical machine, the second optical machine, the first optical waveguide lens, the second optical waveguide lens and the first phase modulator are all arranged on the lens frame, and the first phase modulator is arranged between the first optical machine and the first optical waveguide lens. The first optical machine is used for generating a first light beam and projecting the first light beam to the first phase modulator, the first phase modulator is used for adjusting the phase of the first light beam so that the first light beam is transmitted to the first optical waveguide lens, the second optical machine is used for generating a second light beam transmitted to the second optical waveguide lens, the first optical waveguide lens is used for displaying images in front of one of the left eye and the right eye of a user according to the first light beam transmitted to the first optical waveguide lens, and the second optical waveguide lens is used for displaying images in front of the other of the left eye and the right eye of the user according to the second light beam transmitted to the second optical waveguide lens. The projections of the images displayed by the first optical waveguide lens and the second optical waveguide lens enter the human eye and are imaged on the retina. According to the intelligent glasses provided by the embodiment of the application, after the intelligent glasses are worn on the head of a user, the phase of the first light beam which is transmitted to the first optical waveguide lens can be adjusted through the first phase modulator, and the first light beam which is transmitted to the first optical waveguide lens and the second light beam which is transmitted to the second optical waveguide lens can be calibrated again through the adjustment of the phase of the first light beam which is transmitted to the first optical waveguide lens, so that an image displayed by the first optical waveguide lens and an image displayed by the second optical waveguide lens can be re-fused. Because after the intelligent glasses are worn on the head of the user, the relative positions of the first optical waveguide lens and the relative positions of the second optical waveguide lens are not required to be adjusted, and the glasses frame is not required to be provided with an adjusting mechanism for adjusting the positions of the first optical waveguide lens, the second optical waveguide lens and the second optical waveguide lens, so that the size and the weight of the intelligent glasses are reduced. In addition, the positions of the first optical machine, the second optical machine, the first optical waveguide lens and the second optical waveguide lens do not need to be adjusted, so that the first optical machine, the second optical machine, the first optical waveguide lens and the second optical waveguide lens are fixedly arranged with the lens frame, and the first optical machine, the second optical machine, the first optical waveguide lens and the second optical waveguide lens are stably assembled. In addition, the intelligent glasses can not generate noise due to the adjustment of the relative positions of the first optical machine and the first optical waveguide lens and the relative positions of the second optical machine and the second optical waveguide lens, so that the user experience is improved. Furthermore, a larger space is not required to be reserved for the relative movement of the first optical machine and the first optical waveguide lens and the relative movement of t