- Labfacility sensors, temperature and process measurement
- LadyBug Technologies LLC USB & RF power sensors
- Laibao Hi Technology Co., Ltd. (Shenzhen) [Shenzhen Laibao Hi Technology Co., Ltd. ] ITO (indium tin oxide) glass, color filters, capacitive touch panels & LCD panels
- LAMD [Link_A_Media Devices] data storage controllers
• acquired by SK Hynix Inc.
- Lamhroe
- Lamina Semiconductors International Ltd. diodes, thyristors
- Lanbao Sensing Technology [Shanghai Lanbao Sensing Technology Co., Ltd. ] inductive, capacitive & photoelectric sensors
- LandMark Optoelectronics Corporation [LMOC] GaAs and InP based epitaxial wafers
- Landshut Silicon Foundry [LFoundry] wafers
- LFoundry Rousset
• acquired by SIX Semiconductores SA [SIX]
- Language Sys Design data compressions
- LanOptics communications
- Lansdale Semiconductor Inc. aftermarket company (specialized in obsolete semiconductor products from other manufacturers)
- Lanser Displaytech GmbH. LCD displays
• check Lanser Displaytech GmbH.
- Lansus Technologies Inc. RF front ends (switches, amplifiers & modules)
- Lantiq communications
• acquired by Intel Corporation
- Lanwave Components wireless communications
- LAPIS Semiconductor Co. Ltd
• a member of Rohm Semiconductor Inc.
- Lara Networks network processors
• acquired by Cypress Semiconductor Corp.
- Lasermate Corporation laser diodes
- Laster Tech Corporation Ltd. [SWEEO] LEDs
- Lattice Semiconductor Corp. PLD, GAL
- L.C. LED [Lighting Components LED Corp.]
- LDK Solar Co., Ltd. photovoltaics, multicrystalline solar wafers
- LDT Inc. OLED display drivers
- LEA International MOV, MOV/Silicon Hybrids
• acquired by Smiths Interconnect
- Leaba Semiconductor
• acquired by Cisco Systems Inc.
- Leadcore Technology Co., Ltd. . wireless communications
- Leadis Technology Inc. FM stereo transmitter, mixed-signals
• display driver business acquired by AsTek Inc.
• touch sensor technology assets acquired by IDT [Integrated Device Technology]
• IDT [Integrated Device Technology, Inc.] acquired by Renesas Technology Corp.
•
LED driver IC and LCD display driver IC business units acquired by IXYS Corp.
- Leadrive Technology Co., Ltd. SiC power devices, modules, inverters & drivetrains
- Leadtrend Technology Corp. controllers, drivers, OP-amps
- LEANFA Srl microwave & RF generators and power amplifiers
• acquired by MUEGGE GmbH
- LeapMind Inc. AI technologies
- Leap Motion hand tracking technology
• relaunched as UltraLeap Inc.
- Led Engin Inc. LED emitters, optics components and light source modules
- LED Power Power Products LEDs, laser diodes
- LeddarTech LiDAR sensors
- LEDopto LEDs, LED lamps, LED displays
- Ledtech Electronics Corp. LEDs
• check Ledtech Electronics Corp. [Taiwan] too!
- LEDtronics Inc.
- Ledyoung Technology
- Legend Silicon Corp. DMB-TH Demodulators
- Legerity, Inc. communications
• acquired by Zarlink Semiconductor • acquired by Microsemi Corp.
• Microsemi Corporation acquired by Microchip Technology Inc.
- Lelantos Group LLC gas sensors
- LEM International SA transducers, sensors
- Leman Micro Devices SA [LMD] health sensors
- Lemoptix SA Laser Microprojection
• acquired by Intel Corporation
- Lemurian Labs AI processors
- LENOO ELECTRONICS Co., Ltd. LEDs
- Lenslet Labs Optical Digital Signal Processing Engines (ODSPE)
- LensVector solid-state optical technologies
- Let It Wave - Company video processors
• acquired by Zoran
• Zoran acquired by CSR [Cambridge Silicon Radio]
• CSR mobile business unit acquired by Samsung Electronics Co., Ltd.
- Leti CEA tech [CEA-Leti} research institute for microelectronics and nanotechnology
- Level One Communications networking ICs
• acquired by Intel
- Lexar NAND Flash memories and memory modules
• acquired by
Shenzhen Longsys Electronics Co., Ltd. [Longsys]
- Lexor Electronic Laboratories Ltd delay lines and filter networks
- Lexra DSP
- Lextar Electronics Corporation LEDs
- Lexvu [Shanghai Lexvu Opto Microelectronics Technology Co., Ltd. ] MEMS sensors
- LFoundry [Landshut Silicon Foundry] wafers
- LG Semicon
• acquired by Hyundai MicroElectronics
• acquired by Hynix Semiconductor Inc. [Korea]
• now SK Hynix Inc.
- LG Display LCD displays
- LG Innotek Co., Ltd. LEDs, camera & communication modules
- Libelium Comunicaciones Distribuidas S.L. wireless sensor networks
- Libit CATV modem ICs
• acquired by Texas Instruments
- Libro Ltd. COG & COB LCD displays
- Ligentec SA Silicon Nitride Photonic Integrated Circuits (PICs)
- Light Blue Optics Ltd. image projectors
- Light Emission Technologies LEDs, laser diodes
- Lightelligence Co., Ltd. 64-core AI inference accelerator ASICs, optical network-on-chip interposer
- Lighting Components LED Corp. [L.C. LED]
- Lighting Science Group Corp. LED lighting
- LightLogic
• acquired by Intel
- Lightmatter, Inc. optical compute processors for AI acceleration
- Lightronik Technology Inc. OLEDs
- Lightscape Materials Inc. LEDs
- Lightspeed Semiconductor communications
- Lightstorm Networks communications
- Lightwave Microsystems optical communications
- Lightwire Inc. optical modulation devices, OASICs
- Ligitek Electronics LEDs
- Lime Microsystems Ltd. configurable broadband transceivers
- Linear Dimensions Semiconductor analog ICs
- Linear Integrated Systems transistors, MOSFETs, JFETs
• check Linear Systems
- Linear Systems transistors, MOSFETs, JFETs
• check Linear Integrated Systems
- Linear Technology Corporation opamps, voltage regulators, power management ICs, comparators, converters, communications interface ICs
• acquired by Analog Devices Inc. [ADI]
- Linet Oy networking
• check Linet Oy too!
- Linfinity voltage references, SCSI terminators, PWM controllers
• acquired by Microsemi
• Microsemi Corporation acquired by Microchip Technology Inc.
- LingSen Precision Industries LTD. packaging
- Link_A_Media Devices Corporation controller and error recovery ICs
• check Link_A_Media Devices Corp. too!
- Link_A_Media Devices [LAMD] data storage controllers
• acquired by SK Hynix Inc.
- Linkup Systems systems on chip
• acquired by NeoMagic Corporation
- Linvex acquired by Silicon Storage Technology [SST]
- Linx Technologies SMD Modules
- Lion Semiconductor battery charger ICs, single-chip PMICs
• acquired by Cirrus Logic Inc.
- Liquavista B.V. electrowetting based displays
• acquired by Samsung Electronics Co., Ltd.
- Litecool Ltd. LEDs, LED arrays, LED modules
- Lite-On Technology Corporation
• for LEDs, optocouplers & optoswitches check Lite-On Technology Corporation
• or Lite-On Inc. (USA) too!
• Digital Display business acquired by Wistron Corporation
• SSD (solid state drives) business acquired by Toshiba Memory
• Toshiba Memory rebranded to Kioxia Corporation
- Lite-On Technology Corporation LEDs, LED displays, photocouplers, photointerrupter, optical encoders
• Digital Display business acquired by Wistron Corporation
• SSD (solid state drives) business acquired by Toshiba Memory
• Toshiba Memory rebranded to Kioxia Corporation
- Lite-On Semiconductor Corporation rectifiers, diodes
• acquired by Diodes Inc.
- Litrex Corporation PMD (Piezo Micro Deposition)
• acquired by Cambridge Display Technology Ltd. [CDT]
- Littlefuse Inc. TVS, thyristor surgectors
- LMOC [LandMark Optoelectronics Corporation] GaAs and InP based epitaxial wafers
- LNL Technologies optoelectronics
- Logic Devices DSP & imaging processing, FIFO, SRAM
- LogicVision Inc.
- LONGi Green Energy Technology Co. Ltd Monocrystalline Silicon
- Longshan Electronic Technology Developement Co., Ltd. LEDs
- Longsys [Shenzhen Longsys Electronics Co., Ltd. ] NAND Flash memories and memory modules
- Lowell omni-directional and directional antenna subsystems
• acquired by Cobham plc [Cobham Defense Systems division]
- Loongson Technology Corporation Limited microprocessors
- LP display LED display
- Low Power Radio Solutions [LPRS] sensors, transmitters, receivers, transceivers and antennas
- LPRS [Low Power Radio Solutions] sensors, transmitters, receivers, transceivers and antennas
- LS Power Semitech Co., Ltd. c/o LS INDUSTRIAL SYSTEMS Co., Ltd. molded power modules
- LSI Computer Systems custom integrated circuits
- LSI Corporation satellite ICs, MPEG ICs, communications
• acquired by Avago Technologies
• Flash Components Division (FCD) acquired by Seagate Technology
- LSI Design & Integration [Ldic] communications, mass storage
- LSI Logic satellite ICs, MPEG ICs, communications
• now LSI Corporation
• CDMA business line acquired by VIA Technologies
• consumer products business acquired by Magnum Semiconductor
• mobility line business acquired by Infineon Technologies AG
- LSI/CSI drivers, timers
- Lucas NovaSensor sensors
- Lucent Technologies networking ICs, communication ICs, DSP, FPGA, RF
• renamed to Agere Systems
• acquired by LSI Corporation
• Lucent's Power Systems acquired by Tyco Electronics [now TE Connectivity]
• for DC/DC Converters please contact Agere Systems
• acquired by LSI Corporation
- Lumai Limited optical computing
- Lumedyne Technologies Inc. TDS sensors
• acquired by Google Inc.
- Lumens Co., Ltd. micro-LED displays
- Lumentum Operations LLC optical communications
- Lumera Corporation
• acquired by GigOptix Inc.
• GigOptix Inc. acquired by GigPeak Inc.
• GigPeak Inc. acquired by Integrated Device Technology, Inc. [IDT]
• IDT [Integrated Device Technology, Inc.] acquired by Renesas Technology Corp.
- Lumex optoelectronics, LEDs
- Lumic Electronics Inc.
• now Atsana Semiconductor Corp.
- Lumichip Ltd LEDs
- LumiLeds Lighting LEDs
- Luminary Micro Inc. processors, ARM technology-based MCUs
• acquired by Texas Instruments Semiconductors
- Luminious Sales International [LSI] rectifiers, diode & thyristor modules
- Luminit LLC light shaping
- Luminus Devices Inc. LEDs (Big Chip LEDs)
- Lumiode Inc. micro-LED displays
- Lumiotec Inc. OLEDs
- Lumotive solid-state LiDAR systems
- Luxell Technologies Incorporated OLEDs
- Luxeon optoelectronics, LEDs
- Luxim Corporation solid-state plasma light sources
- LuxNet VCSELs
- LuxSonor Semiconductors Inc. multimedia
- Luxtera Inc. optical modulation devices
• acquired by Cisco Systems Inc.
- LV Sensors Inc. sensors
- Lyontek Incorporation nonvolatile EEPROM, SRAMs
- Lyric Semiconductor Inc. Lyric Error Correction (LEC™) for flash memories
• acquired by Analog Devices Inc. [ADI]
- Lyrtech Incorporated digital signal processing technologies
- Lyte Optronics laser diodes, LEDs
• acquired by AXT
- Lycium Networks
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