![]() ![]() G02B6/0001- Light guides Structural details of arrangements comprising light guides and other optical elements, e.g.G02B6/00- Light guides Structural details of arrangements comprising light guides and other optical elements, e.g.transforming one polarisation state into another G02B27/286- Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g.G02B27/283- Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining.G02B27/28- Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising.G02B27/141- Beam splitting or combining systems operating by reflection only using dichroic mirrors.G02B27/14- Beam splitting or combining systems operating by reflection only.G02B27/126- The splitting element being a prism or prismatic array, including systems based on total internal reflection. ![]() G02B27/12- Beam splitting or combining systems operating by refraction only.G02B27/10- Beam splitting or combining systems.G02B27/0081- Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g.G02B27/00- Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00.G02B- OPTICAL ELEMENTS, SYSTEMS OR APPARATUS.Assignors: FERRI, JOHN M., RANCURET, PAUL L., THAKUR, VIVEK KUMAR Publication of US20190339515A1 publication Critical patent/US20190339515A1/en Application granted granted Critical Priority to US16/866,943 priority patent/US10989915B2/en Publication of US10642031B2 publication Critical patent/US10642031B2/en Status Active legal-status Critical Current Anticipated expiration legal-status Critical Links Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from US201862666476P external-priority Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc Priority to US16/403,027 priority Critical patent/US10642031B2/en Assigned to TEXAS INSTRUMENTS INCORPORATED reassignment TEXAS INSTRUMENTS INCORPORATED ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Original Assignee Texas Instruments Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Rancuret Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number US16/403,027 Other versions US20190339515A1 Google Patents Expanding a pupil using replication via beam splitter feeding a waveguideÄownload PDF Info Publication number US10642031B2 US10642031B2 US16/403,027 US201916403027A US10642031B2 US 10642031 B2 US10642031 B2 US 10642031B2 US 201916403027 A US201916403027 A US 201916403027A US 10642031 B2 US10642031 B2 US 10642031B2 Authority US United States Prior art keywords beam splitter pupil waveguide light optical apparatus Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US10642031B2 - Expanding a pupil using replication via beam splitter feeding a waveguide US10642031B2 - Expanding a pupil using replication via beam splitter feeding a waveguide ![]()
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