Search Results - "Heng, Chee Lee"

Local liquid crystal alignment on patterned micrograting structures photofabricated by two photon excitation direct laser writing by Lee, Chee Heng, Yoshida, Hiroyuki, Miura, Yusuke, Fujii, Akihiko, Ozaki, Masanori

“…The authors demonstrate local alignment of nematic liquid crystal through the fabrication of local micrograting structures by curing an ultraviolet curable…”
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An Ultra-Low-Cost High-Performance Bluetooth SoC in 0.11-μm CMOS by TAN, Sam Chun-Geik, FEI SONG, MING KONG, WONG, Kiantiong, SOONG LIN CHEW, HENG, Chee-Lee, SHANA'A, Osama, DEHNG, Guang-Kaai, RENLIANG ZHENG, JIQING CUI, GUOQIN YAO, LITIAN TANG, YUEJIN YANG, DANDAN GUO, TANZIL, Alexander, JUNMIN CAO

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Optical manipulation of photonic defect-modes in cholesteric liquid crystals induced by direct laser-lithography by Yoshida, Hiroyuki, Lee, Chee Heng, Miura, Yusuke, Fujii, Akihiko, Ozaki, Masanori

“…Manipulation of photonic defect-modes in cholesteric liquid crystals (ChLCs), which are one-dimensional pseudo photonic band-gap materials have been…”
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Optical tuning and switching of photonic defect modes in cholestericliquid crystals by Yoshida, Hiroyuki, Lee, Chee Heng, Miura, Yusuke, Fujii, Akihiko, Ozaki, Masanori

“…Optical tuning of photonic defect modes in cholesteric liquid crystals is demonstrated based on a contrast in the pitch length. Two-photon laser lithography…”
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An Ultra-Low-Cost High-Performance Bluetooth SoC in 0.11- \mu} CMOS by Tan, Sam Chun-Geik, Fei Song, Renliang Zheng, Jiqing Cui, Guoqin Yao, Litian Tang, Yuejin Yang, Dandan Guo, Tanzil, A., Junmin Cao, Ming Kong, KianTiong Wong, Soong Lin Chew, Chee-Lee Heng, Shanaa, O., Guang-Kaai Dehng

“…A highly integrated ultra-low-cost high-performance Bluetooth 3.0+EDR SoC is implemented in 0.11-μm digital CMOS technology. The transceiver has an integrated…”
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Planar Alignment of Columnar Liquid Crystals in Microgroove Structures by Tokuoka, Kazuki, Yoshida, Hiroyuki, Miyake, Yasuo, Lee, Chee Heng, Miura, Yusuke, Suzuki, Satoshi, Fujii, Akihiko, Shimizu, Yo, Ozaki, Masanori

“…Planar alignment of columnar liquid crystals was achieved in microgroove structures fabricated by a direct laser lithography using two photon polymerization. A…”
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Tunable single photonic defect-mode in cholesteric liquid crystals with laser-induced local modifications of helix by Yoshida, Hiroyuki, Lee, Chee Heng, Fujii, Akihiko, Ozaki, Masanori

“…The authors demonstrate a tunable single photonic defect-mode in a single cholesteric liquid crystal material based on a structural defect introduced by local…”
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Optical tuning and switching of photonic defect modes in cholesteric liquid crystals by Yoshida, Hiroyuki, Lee, Chee Heng, Miura, Yusuke, Fujii, Akihiko, Ozaki, Masanori

“…Optical tuning of photonic defect modes in cholesteric liquid crystals is demonstrated based on a contrast in the pitch length. Two-photon laser lithography…”
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An ultra-low-cost Bluetooth SOC in 0.11-μm CMOS by Tan, Sam Chun-Geik, Fei Song, Renliang Zheng, Jiqing Cui, Guoqin Yao, Litian Tang, Yuejin Yang, Guo, D., Tanzil, A., Junmin Cao, Ming Kong, Kiantiong Wong, Chee-Lee Heng, Shanaa, O., Dehng, G. K.

“…A highly-integrated, ultra-low-cost Bluetooth SOC implemented in 0.11μm digital CMOS technology is disclosed. To reduce BOM count and cost, an integrated balun…”
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7.6 A +8dBm BLE/BT transceiver with automatically calibrated integrated RF bandpass filter and −58dBc TX HD2 by Yang, Wei, Hu, De Yong, Lam, Chun Kit, Cui, Ji Qing, Soh, Lip Kai, Song, De Cheng, Zhong, Xiao Wei, Hor, Hon Cheong, Heng, Chee Lee

“…To facilitate the ubiquitous deployment of wireless sensors for Internet-of-Things (IoT) applications, highly integrated ultra-low-power (ULP) RF transceivers…”
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Tunable single photonic defect-mode in cholesteric liquid crystalswith laser-induced local modifications of helix by Yoshida, Hiroyuki, Lee, Chee Heng, Fujii, Akihiko, Ozaki, Masanori

“…The authors demonstrate a tunable single photonic defect-mode in a single cholesteric liquid crystal material based on a structural defect introduced by local…”
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Bottom-Up Fabrication of Photonic Defect Structures in Cholesteric Liquid Crystals Based on Laser-Assisted Modification of the Helix by Yoshida, H., Lee, C. H., Matsuhisa, Y., Fujii, A., Ozaki, M.

“…Controlled fabrication of defect structures is performed in cholesteric liquid crystals by a laser‐assisted polymerization process that induces a local…”
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Anchoring Strength Characteristics of Micro-Grating Structures Fabricated by Direct Laser Writing by Miura, Yusuke, Yoshida, Hiroyuki, Lee, Chee Heng, Tokuoka, Kazuki, Suzuki, Satoshi, Fujii, Akihiko, Ozaki, Masanori

“…Alignment characteristics of nematic liquid crystals on micro-scale grating structures fabricated by direct laser writing employing two photon excitation has…”
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Tunable Chiral Photonic Defect Modes in Locally Polymerized Cholesteric Liquid Crystals by Yoshida, Hiroyuki, Lee, Chee Heng, Fujii, Akihiko, Ozaki, Masanori

“…A structural defect is introduced in the helical periodic lattice of a cholesteric liquid crystal, a well-known pseudo one-dimensional photonic band-gap…”
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Optical Properties of Cholesteric Liquid Crystals with Functional Structural Defects by Yoshida, Hiroyuki, Lee, Chee Heng, Miura, Yusuke, Tokuoka, Kazuki, Suzuki, Satoshi, Fujii, Akihiko, Ozaki, Masanori

“…The authors numerically investigate the optical transmission properties of cholesteric liquid crystals with a local modulation of pitch and refractive indices…”
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9.1 A self-calibrating NFC SoC with a triple-mode reconfigurable PLL and a single-path PICC-PCD receiver in 0.11μm CMOS by Wee Liang Lien, Tieng Ying Choke, Ying Chow Tan, Ming Kong, Eng Chuan Low, Dan Ping Li, Liming Jin, Huajiang Zhang, Chin Heng Leow, Soong Lin Chew, Dasgupta, Uday, Chee Hong Yong, Tian Bao Gao, Geok Teng Ong, Wee Guan Tan, Weimin Shu, Chee Lee Heng, Shana'A, Osama

“…The popularity of the Near-Field Communication (NFC) system stems from being able to establish communication by merely being in the vicinity of another NFC…”
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A Universal silicon TV Tuner with a compact synthesizer in 0.18μm CMOS by BengHwee Ong, EeSze Khoo, Wei Yang, MinJie Wu, JiQing Cui, Karri, Satyanarayana Reddy, Junmin Cao, Ming Kong, ChinHeng Leow, CheeLee Heng, Shana'a, Osama

“…A 45MHz to 1002MHz direct conversion Universal TV Tuner (UTV) supports world-wide TV broadcast standards, such as ATV (NTSC, PAL, SECAM), DTV (ISDB-T, DVB-T,…”
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