Product technology and feature glossary
Clear definitions and documented guides that help you understand specifications before comparing products.
Knowledge
Explained concepts and technologies
HEVC / H.265 (High Efficiency Video Coding)
HEVC (H.265) is a high-efficiency video compression standard that enables high-resolution video recording, such as 4K, on mobile devices.
Dual-Frequency GPS (L1+L5)
A GPS satellite positioning system that operates simultaneously on the L1 and L5 frequency bands, enabling dual-frequency reception that improves positioning accuracy and robustness. The same L1+L5 dual-frequency scheme is also used by the QZSS system.
High Speed Downlink Packet Access (HSDPA)
HSDPA is a downlink enhancement technology within the 3G HSPA family, operating on UMTS frequency bands and positioned in the GSM → HSPA → LTE → 5G cellular evolution.
IP64 Ingress Protection (Dust and Splash)
IP64 is an Ingress Protection rating indicating that a device is dust-tight (level 6) and protected against water splashes from any direction (level 4).
Virtual RAM Expansion (Extended RAM)
Virtual RAM expansion, also called extended RAM, is a mobile operating-system feature that allocates a portion of flash storage as virtual memory to complement physical RAM. It allows the device to keep more background processes alive, for example by adding up to 8 GB of virtual memory on top of an 8 GB or 12 GB LPDDR5 base, reaching a reported total of 24 GB in some configurations.
Oryon (CPU microarchitecture)
Oryon is a CPU core microarchitecture developed by Qualcomm. Its third generation (Gen 3) uses a heterogeneous eight-core design split into two clusters: two Prime cores at 4.6 GHz and six Performance cores at 3.6 GHz.
IP68 / IP69K Ingress Protection
A standardized certification system (IEC 60529) classifying a product's resistance to solid particles, continuous immersion, and high-pressure, high-temperature water jets.
HDR Vivid
HDR Vivid is a high dynamic range (HDR) display format documented in mobile device specifications alongside other formats such as Dolby Vision.
Silicon-Carbon Anode Battery (Si/C Li-ion)
A lithium-ion battery chemistry that replaces the conventional graphite anode with a silicon-carbon composite, achieving higher energy density per gram of active material.
Bluetooth Audio Codecs (aptX Adaptive, LDAC, LHDC 5)
A set of audio codecs operating within the A2DP profile of Bluetooth 5.4 for encoding and decoding audio signals in wireless transmissions. They include aptX Adaptive, aptX Lossless, LDAC, and LHDC 5.0.
Schott Xensation Core
Schott Xensation Core is a display protection solution manufactured by Schott, rated at Mohs hardness level 4. It is applied as a protective layer on electronic device screens.
4 nm fabrication process
The 4 nm fabrication process is a semiconductor lithography node that defines the miniaturization scale of transistors in an integrated circuit. Its presence in a product, such as the Qualcomm Snapdragon 7 Gen 4, indicates the chip's technology generation and its implications for power efficiency and integration density.
Silicon-Carbon Anode (Si/C)
A silicon-carbon composite anode material used in lithium-ion batteries to increase energy density over conventional graphite. Documented in commercial literature as a '4th Gen Silicon Anode' within Li-Ion cells.
Gorilla Armor (Corning)
Gorilla Armor is a display protection technology developed by Corning, belonging to the Gorilla Armor family. Available evidence documents generation 2 (Gorilla Armor 2) as a protection solution integrated into device display systems.
2nm semiconductor process
The 2nm process is a semiconductor fabrication node designation representing the current frontier of miniaturization in mobile processors. The first mobile chipset fabricated at this etching fineness is Samsung's Exynos 2600.
Exynos
Exynos is a System on Chip (SoC) family that serves as the main processor in Galaxy-line devices. The Exynos 2600 is a specific model within this family, customized for that product line.
UWB (Ultra-Wideband)
UWB (Ultra-Wideband) is a wireless communication technology that uses extremely short radio pulses spread across a very wide frequency band to achieve centimetre-level short-range positioning and low-rate data transfer. Its presence in a device indicates support for precise proximity location and pairing.
Dynamic AMOLED
Dynamic AMOLED is a display type that combines Active Matrix Organic Light Emitting Diode (AMOLED) technology with adaptive characteristics. Available evidence documents it as a 6.3-inch panel with a 120 Hz refresh rate, recorded in product catalogs.
8K Video (7680 × 4320)
A video resolution of 7680 × 4320 pixels, recordable at 24 or 30 fps, within a resolution hierarchy that includes 4K and 1080p at different available frame rates.
VoLTE (Voice over LTE)
VoLTE is a cellular technology that carries voice traffic over the 4G LTE data network, placing it within the mobile technology ecosystem alongside WCDMA, GSM, and 5G.
Dual-band WiFi (2.4 GHz / 5 GHz)
Dual-band WiFi is a wireless networking technology that operates on two frequency bands: 2.4 GHz and 5 GHz, allowing a device to transmit and receive data on both bands.
WCDMA (Wideband Code Division Multiple Access)
WCDMA is a cellular technology standard that appears in mobile phone product specifications alongside other network generations (2G, 3G, 4G, 5G, GSM) and services such as VoLTE.
SISO (Single Input Single Output)
SISO is a radio-frequency configuration with a single transmit antenna and a single receive antenna (1x1), as opposed to MIMO. In WiFi specifications, the label '1x1 SISO' indicates the device does not use antenna diversity.
High Brightness Mode (HBM)
High Brightness Mode (HBM) is a display feature that raises the panel's peak luminance above its standard operating level, enabling adequate readability in high-ambient-light environments. On devices that incorporate it, HBM luminance can reach values such as 1800 nits.