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News From Solid State Lighting Design

Seoul Semiconductor Files Three Patent Lawsuits; Launches Acrich Technology Licensing Program

On March 8, 2018, Seoul Semiconductor Co., Ltd. of Ansan, South Korea, reported that the company along with its affiliate, Seoul Viosys Co., Ltd. (collectively “Seoul”) filed three new patent infringement complaints. The complaints were against a lighting firm and distributors selling products that allegedly infringe Seoul's Acrich technology patents.…

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Bluetooth and Bluetooth Mesh, Connecting Technologies that Compliment the Internet of Things (Updated)
I have had more than one non-technical person ask me about the Internet of Things. One question that I have gotten more than once is, they say something like, "The Internet of Things, that's like…
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Cree Claims 231 Lumen Per Watt White LED

Cree claims to have achieved a record efficacy of 231 lumens per watt for a white, power LED at 350 mA. Cree points out that this result is far higher than its previous announced industry record of 160 lumens per watt at 350 mA, reported about 13 months ago. (Ref: …

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Nichia Files Provisional Injunction Action Against Importer/seller of Korean-made LED Lighting Products

Nichia Corporation again announced that it had filed a provisional injunction action in Tokyo District Court. This provisional injunction is to enjoin Koyo Business Services, Inc. (Koyo Business Service Kabushiki Kaisha) from infringing Nichia’s patent. Nichia believes white LEDs used in certain LED lighting products,which Koyo says are manufactured by …

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High Output LED Array Warning Beacon

E2S, the leading European manufacturer of audible and visual warning devices, has announced the latest version of its well-established L101 family of physically compact 86 x 86mm beacons, the L101H. Featuring an array of 24 high output LEDs as the light source, the robust L101H is ideal for fire, security, …

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Dow Electronic Materials Wins Epistar’s First-Ever Supplier Award for Supply of Metalorganic Precursors

Dow Electronic Materials, a business unit of Dow Advanced Materials, announced that Epistar Corporation, a leading high brightness LED epiwafer and chip maker, has awarded its first-ever Supplier Award to the Metalorganic Technologies business of Dow Electronic Materials. Dow Electronic Materials supplies Epistar with metalorganic precursors for the manufacture of …

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