Dynamic projection system suitable for automobile

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11960197
APP PUB NO 20230127660A1
SERIAL NO

17970413

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a dynamic projection system suitable for an automobile. The system includes a light source, a collimating lens, a first microlens array, an LCD projection source and a second microlens array, wherein the dynamic projection system further comprises a polarization grating used for separating P-polarized light and S-polarized light, and a wave plate array. The wave plate array includes a plurality of ½ wave plates arranged at intervals. The polarization grating is arranged in front of the first microlens array and the second microlens array, the ½ wave plates and the LCD projection source are arranged between the first microlens array and the second microlens array, and the ½ wave plates are arranged in front of the LCD projection source to play a role in converting one of the P-polarized light and the S-polarized light into the other one of the P-polarized light and the S-polarized light.

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First Claim

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Patent Owner(s)

  • CHENGDU PULSE OPTICAL CO., LTD.

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jiang, Tingting Chengdu, CN 22 23
Li, Qian Chengdu, CN 349 1623
Li, Yang Chengdu, CN 1032 6613
Yue, Yunxia Chengdu, CN 1 0

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