Who is Altair Semiconductor?
Altair Semiconductor is a fabless semiconductor company that develops cellular Internet of Things (IoT) chipsets and modem solutions for Low-Power Wide Area (LPWA) connectivity across Long Term Evolution (LTE) and related 3rd Generation Partnership Project (3GPP) technologies.
- Cellular IoT chipsets and modem platforms for low-power, wide-area connectivity
- Support for LTE-based standards (IoT connectivity), including low-power categories aligned with 3GPP specifications
- Solutions designed for integration into devices in sectors such as smart metering, asset tracking, smart cities, and Industrial IoT (IIOT)
- Architectures focused on low power consumption, extended battery life, and reduced device complexity for IoT endpoints
- Collaboration with ecosystem partners, module vendors, and Mobile Network Operators (MNOs) for certification and deployment
Show more
More About Altair Semiconductor
Altair Semiconductor focuses on cellular IoT connectivity, providing chipsets and modem solutions that implement LTE-based LPWA technologies suitable for embedded and machine-to-machine deployments. Its offerings target device manufacturers and solution providers that require reliable cellular connectivity with constrained power, size, and cost budgets, particularly in large-scale IoT fleets. The company operates as a fabless semiconductor vendor, concentrating on protocol stack development, RF and baseband design, power management, and system integration, while relying on external foundries for fabrication.
In enterprise and institutional environments, Altair Semiconductor products are typically embedded into communication modules, gateways, or end devices that are then deployed in use cases such as smart metering, logistics tracking, smart city infrastructure, agricultural monitoring, and industrial telemetry. The company’s chipsets are designed to support LTE categories aligned with 3GPP specifications optimized for IoT, such as low-throughput, low-bandwidth profiles suitable for sensor traffic, telemetry data, and intermittent messaging. This positions Altair’s offerings within the cellular IoT and LPWA connectivity category, in contrast to short-range technologies like Wi‑Fi or Bluetooth, and as an alternative or complement to non-cellular Low Power Wide Area Network (LPWAN) options.
Architecturally, Altair Semiconductor emphasizes low power consumption, extended battery life, and compact form factors, integrating modem, baseband processing, and security features into a single chipset platform (IoT connectivity). The solutions are typically used with external microcontrollers or embedded processors in customer devices, communicating via standard interfaces such as UART, SPI, or USB, and implementing 3GPP-based protocols for network attachment, data transmission, and device management. Support for firmware updates over-the-air and remote configuration enables fleet management and lifecycle operations in enterprise deployments.
Altair Semiconductor works with module manufacturers and MNOs to achieve certification and interoperability across regional frequency bands and operator requirements. This ecosystem approach allows device makers to adopt pre-certified modules based on Altair chipsets, reducing integration effort and time-to-market for IoT products. Within a technology directory or marketplace taxonomy, Altair Semiconductor fits under cellular IoT chipsets, LTE/LPWA modem platforms, and embedded connectivity for machine-to-machine and IIOT applications, serving as a component supplier to OEMs, system integrators, and solution providers building connected devices and services.
Our description of Altair Semiconductor. Updated December 2025.
