What Lontium does

Lontium Semiconductor Corporation (Shanghai Stock Exchange STAR Market: 688486.SH) is a Chinese fabless semiconductor company founded in 2006 and headquartered in Hefei, Anhui. The company designs high-speed mixed-signal interface chips built on its proprietary ClearEdge technology platform, spanning two core product families: Intelligent Video Chips (video bridge chips for HDMI, MIPI, LVDS, TTL, DP, and USB-C protocol conversion; display drivers; display controllers such as the LT8619B and LT8668 series) and Interconnect Chips (high-speed signal interconnection devices including repeaters, switches, splitters, matrix/crosspoint switches, USB2.0 repeaters and extenders, the LT933/934 and LT947/948 automotive SerDes families with proprietary ADP technology, and the LT1258 AI computing power chip series). The portfolio includes more than 20 AEC-Q100 qualified parts and is backed by ISO 26262:2018 functional safety, ISO 9001, ASPICE, ISO 14001, and ISO 45001 certifications.

Lontium serves four primary end markets: Smart Vehicles (infotainment, cabin display, HUD, ADAS video transport), AR/VR (including XREAL's Project Aura Android XR glasses), Intelligent Visual Terminals (commercial displays, drones, conferencing), and AI & HPC (high-speed signal conversion and interconnect for next-generation compute). Its chips are designed-in via 20+ AEC-Q100 qualified parts and reference designs supporting Intel, Nvidia, Qualcomm, and Rockchip platforms. Distribution is hybrid: authorized global distributors plus direct project-based engagement with strategic OEMs and Tier-1 suppliers, anchored by a 7x24 FAE support team.

The company's go-to-market is primarily project-based B2B sales with quote-based pricing, multi-year contracts, and no publicly disclosed product prices. Revenue is generated through two streams: semiconductor chip product sales (the majority, sold to ODMs, OEMs, and Tier-1 automotive suppliers) and technology licensing (referenced through NIO partnership context including McLaren-related arrangements). The company has R&D centers in Hefei (HQ) and Shenzhen, plus an international sales office in Singapore, and operates across North America, Europe, and Asia-Pacific.

Name

Lontium

Legal name

Lontium Semiconductor Corporation (龙迅半导体（合肥）股份有限公司)

Website

https://lontiumsemi.com

Company type

Public

Founded year

2006

Operating status

Operating

Headcount range

51–100 employees

Short description

Lontium Semiconductor Corporation is a Chinese fabless mixed-signal chip designer founded in 2006, providing video bridge, display controller, SerDes, and AI computing chips for smart vehicles, AR/VR, intelligent visual terminals, and AI & HPC applications. It sells to global OEMs, Tier-1s, and ODMs via distributors and direct project-based engagement.

Ownership category

akta.pro rank

Product category

Semiconductor Chips (Mixed-Signal Video Bridge and High-Speed Interconnect ICs)

NAICS

Semiconductor and Related Device Manufacturing (334413)

SIC

Semiconductors & Related Devices (3674)

akta.pro primary industry

Mixed-Signal ASICs & ASSPs (Custom/Platform Mixed-Signal) (HDAHAIAF)

akta.pro secondary industry

Audio, Imaging & Multimedia SoCs (ISP/Codec/Display) (HDAHABAH)

Keywords

• High-speed mixed-signal chips
• Video bridge semiconductors
• Automotive SerDes chips
• Display controller ICs
• HDMI MIPI protocol converters

Headquarters

HQ city

Hefei

HQ country

China

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Technology or R&D, Supply Chain, Personnel, Marketing or Sales, Operations

Revenue model

1. Semiconductor chip product sales: Lontium designs and sells high-speed mixed-signal chip products including video bridge chips, display controllers, interconnect chips (SerDes, repeaters, switches), and AI computing power chips. Revenue is generated through the sale of chip products to ODMs, OEMs, and Tier 1 automotive suppliers.
2. Technology licensing: Lontium generates licensing revenue from proprietary technology, including chip technology licensing arrangements such as the deal generating revenue from McLaren as referenced in the NIO partnership context.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Lontium designs and sells high-speed mixed-signal semiconductor chips including video bridge chips for protocol conversion across HDMI, MIPI, LVDS, DP, and USB-C, display controllers and drivers, high-speed interconnect chips (SerDes, repeaters, switches, splitters), and AI computing power chips. Its products are sold to ODMs, OEMs, and Tier 1 automotive suppliers for use in intelligent vehicles, AR/VR devices, intelligent visual terminals, and AI/HPC applications.

Product overview

Lontium Semiconductor Corporation (stock code: 688486.SH) is a leading high-speed mixed-signal chip design company providing efficient and reliable processing and interconnection capabilities for intelligent terminals, devices, and AI applications. The company offers end-to-end solutions encompassing acquisition, connection, processing, and display functions through two core product families: Intelligent Video Chips (including Video Bridge Chips for protocol conversion between HDMI/MIPI/LVDS/TTL/DP/USB-C, Display Drivers, and Display Controllers like the LT8619B and LT8668 series) and Interconnect Chips (including High-speed signal interconnection chips with Repeaters, Switches, Splitters, Matrix/Crosspoint switches, USB2.0 Repeaters/Extenders, Automotive SerDes like the LT933/934 and LT947/948 families, and AI Computing Power Chips including the LT1258 series). Their chips are widely used in Intelligent Visual Terminals, Smart Vehicles (with 20+ AEC-Q100 qualified chips), AR/VR (supporting up to 8K resolution and 120Hz refresh rate), and AI & HPC applications.

Differentiator

Problem solved

Functional benefit

Products and services

• Intelligent Video Chip System-level chips integrating video processing, image signal processing, and AI acceleration engines that enable devices like cameras to capture, process, and intelligently analyze visual data.
• Video Bridge Chip Protocol conversion chips that bridge between different video interfaces including HDMI, MIPI, LVDS, TTL, DP, and USB-C for video signal transmission between incompatible systems, sold to OEMs and ODMs across consumer electronics and automotive markets.
• Display Controller High-definition display controller chips supporting HDMI2.1, DP1.4, eDP1.4b, LVDS, and MIPI DSI/CSI outputs with integrated MCU, audio support, and AEC-Q100 Grade 2 certification on automotive variants (LT8668SX-D).
• Display Driver Driver chips for panel display control and management, used by display integrators across Lontium's target verticals.
• Video Processing Chip Advanced video processing chips for high-definition display control and signal processing.
• Interconnect Chip High-speed data transmission chips serving as the digital highway between CPU, GPU, memory, storage, and network components, handling signal conditioning, protocol conversion, and multi-component connectivity.
• Automotive SerDes Automotive-grade Serializer/Deserializer chips (LT933MT, LT947C, LT934LMT, LT948DX, LT934C) with AEC-Q100 qualification for automotive video transmission in ADAS, surround view, side mirrors, and cabin displays.
• AI Computing Power Chip AI computing power chips including the LT1258 series for AI and HPC applications, providing high-speed signal conversion and interconnection solutions for cloud and edge AI compute systems.
• High-Speed Signal Interconnection Chip High-speed signal interconnection devices ensuring signal integrity and stability under high-bandwidth, high-speed transmission conditions.
• DP MST HUB DisplayPort Multi-Stream Transport hubs for connecting multiple displays from a single DP output.
• HDMI/DP/USB-C Repeater Signal repeaters for HDMI, DisplayPort, and USB-C interfaces to extend signal reach and maintain integrity.
• HDMI/DP Switch Video switches allowing selection between multiple HDMI, DisplayPort, or USB-C input sources.
• HDMI Splitter Video splitters that distribute a single HDMI signal to multiple displays.
• USB2.0 Repeater USB2.0 signal repeaters including LT8311X1 and LT8311X3 with AC/DC compensation for extending USB signals over cables and FPC connections.
• USB2.0 Extender USB2.0 signal extenders including LT8311XE-Q, LT8312, LT8311SX, LT8311EX supporting distances up to 120m over ethernet/USB cables.
• 8K MIPI to DP/Type-C and HDMI Bridges (LT9711UX, LT9611GX) High-performance MIPI CSI/DSI receivers supporting 8K resolution video capture and display with minimum latency, targeting AR/VR, AI, and automotive applications.
• AEC-Q100 Grade 2 Automotive Bridge Chips (LT9211C, LT9211D) AEC-Q100 Grade 2 qualified automotive video bridge chips (LT9211C supports MIPI/LVDS/TTL I/O; LT9211D is a single-channel MIPI to dual-channel LVDS bridge) supporting 4K resolution for automotive infotainment and ADAS applications.
• LT1258 Series AI Computing Power Chip AI computing power chip series including LT1258EX and LT1258 for AI and HPC applications, providing high-speed signal conversion and interconnection solutions.

Quantifiable outcome

• Over 20 chips have passed AEC-Q100 automotive-grade certification, supporting a wide range of automotive applications from infotainment to ADAS.
• +2 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration5 records

AI capability3 records

Feature7 records

Partnerships

Five partnerships are on record, tiered core and flagship.

• XREALcoreTechnology or Integration · 19 May 2026Lontium's self-developed high-definition video bridge chip is used in the external computing unit of XREAL's Project Aura AR glasses, which made its public debut at Google I/O 2026. Project Aura is the world's first AR glasses product powered by the Android XR operating system. Lontium's chip handles high-definition video signal conversion and image optimization, enabling high-quality, low-latency, and low-power immersive visual output in the AR device.
• NIOflagshipStrategic or Co-development Partner · 6 January 2026Lontium signed a strategic partnership with NIO for vehicle-chip industrialization on January 6, 2026, the same day NIO celebrated its one-millionth EV production milestone. The partnership focuses on developing and supplying automotive-grade semiconductor chips for NIO's smart electric vehicles, including video bridge chips and automotive SerDes solutions for infotainment, cabin display, and ADAS applications across NIO, ONVO, and Firefly brands. The announcement was made alongside NIO's partnerships with Chery Automobile and JAC Motors.
• Chery AutomobilecoreStrategic or Co-development Partner · 6 January 2026NIO, Chery Automobile, and JAC Motors signed a framework agreement on January 6, 2026, in Hefei to co-build an automotive innovation platform covering technology co-creation, supply chain management, and human resource sharing, with Lontium participating as a strategic chip partner for this platform. Lontium is specifically partnered with this consortium for vehicle-chip industrialization.
• JAC MotorscoreStrategic or Co-development Partner · 6 January 2026NIO, Chery Automobile, and JAC Motors established a collaborative innovation platform with Lontium as the vehicle-chip industrialization partner. The three Anhui-based automakers (ranked 24th-32nd globally by market cap) aim to reduce costs through large-scale procurement with Lontium providing chip solutions for the platform.
• CATL (Contemporary Amperex Technology)coreStrategic or Co-development Partner · 6 January 2026NIO signed a five-year strategic cooperation agreement with battery manufacturer CATL on January 6, 2026. While this is primarily a NIO-CATL partnership, Lontium is included as a strategic chip partner in the broader ecosystem of NIO's partnerships announced on the same day.

Scale indicators7 records

Recent moves9 records

Expansion highlights6 records

Direct peers

• ITE Tech Inc. Taiwanese fabless semiconductor company specializing in video bridge chips, display controllers, and high-speed interface ICs across HDMI, DP, USB-C, and MIPI protocols. Directly comparable product portfolio and customer base to Lontium's video bridge and display controller lines.
• Parade Technologies: Taiwan/US fabless supplier of high-speed interface ICs including HDMI/DP retimers, USB-C switches, and video processing chips. Closest direct competitor to Lontium in HDMI/DP/USB-C protocol bridging for PCs, monitors, and docking stations.
• Diodes Incorporated: US-listed fabless/IDM hybrid with broad discrete and analog mixed-signal portfolio including video switches, HDMI/DP level shifters, and USB signal conditioning. Competes with Lontium in HDMI/DP/USB signal switching and conditioning for consumer and embedded applications.
• MaxLinear, Inc. US fabless mixed-signal semiconductor company offering video bridge, SerDes, and high-speed interconnect ICs for consumer and connectivity applications. Comparable mixed-signal product strategy with broader presence in cable/DSL gateway silicon.
• MegaChips Corporation: Japanese fabless mixed-signal ASIC and ASSP company offering video processing, high-speed interconnect, and display controller ICs. Closely comparable fabless mixed-signal positioning and product overlap with Lontium in video and connectivity silicon.

Broad incumbents

• Texas Instruments: Largest US analog and mixed-signal semiconductor company with broad portfolios spanning FPD-Link SerDes, HDMI/DP retimers, and display controllers. Competes with Lontium across automotive video interconnect, AR/VR display links, and industrial video interfaces.
• NXP Semiconductors: Global automotive semiconductor leader with strong portfolio in in-vehicle networking, SerDes (including the former Freescale portfolio), and display interface solutions. Competes with Lontium in automotive video transport and ADAS sensor connectivity with established Tier 1 design-ins.
• Renesas Electronics: Japanese automotive and industrial semiconductor incumbent with R-Car SoCs and associated display/video interface solutions. Overlaps with Lontium in cockpit display controllers, automotive SerDes, and ADAS video transport for global OEMs.
• Rohm Semiconductor: Japanese semiconductor company with a growing portfolio in automotive SerDes, video interface ICs, and display drivers. Comparable to Lontium in automotive display drivers and high-speed video interconnect serving Japanese and global OEMs.
• Analog Devices, Inc. Global analog and mixed-signal incumbent with the legacy Maxim portfolio covering automotive SerDes (GMSL), video interconnect, and high-speed interface ICs. Competes with Lontium in automotive SerDes and industrial video interconnect with substantially deeper R&D resources.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Lontium