Chroma ATE Inc.

Video Pattern Generator
Video Pattern Generator

Video Pattern Generator Model 2238

Key Features:
  • Support 8K Super Hi-Vision (7680x4320/8192x4320)
  • Independent graphics core for 8K Super Hi-Vision pattern with less than 200 msec. switch time
  • Up to 4 signal modules per unit
  • Up to 4 resolution and pattern outputs.
  • 7 inch 1024x 600 high-resolution touch panel, GUI interface
  • BMP file format support
  • USB 3.0 data access
  • Gigabit Ethernet high-speed network interface
  • HDMI 2.0b signal module (Optional)
    - 8K x 4K 60 Hz (4 HDMI port)
    - 4K x 2K 60 Hz (1 HDMI port)
    - Pixel rate up to 600MHz (6Gbps TMDS rate)
    - RGB 4:4:4 / YCbCr 4:4:4 or 4:2:2 or 4:2:0
    - HDCP 2.2 / 1.4
    - Wide color gamut (ITU-R BT.2020/DCI-P3)
    - HDR (High Dynamic Range) Testing (HDR infoframe & metadata / EOTF)
    - SCDC (status & control data channel) Reader
  • DisplayPort 1.4 signal module (Optional)
    - 8K x 4K 60 Hz (2 DP port)
    - 8K x 4K 30 Hz (1 DP port)
    - 1.62 / 2.7 / 5.4 / 8.1 Gbps per lane
    - HDCP 2.2 / 1.3
    - DPCD (Display Port Configuration Data) Reader
    - MST (Multi-Stream Transport) Testing

Chroma 2238 Video Pattern Generator is capable of providing 8K SHV display testing. A modular design with built-in high-speed independent graphics core provides standard test signals and patterns for the required resolutions. This unit supports the latest high-definition multimedia interface including HDMI ,DisplayPort, 12G SDI and USB-C. Equipped with a 7 inch touch panel and a friendly graphical user interface, allows users to view and edit patterns directly on the device screen. Complete test functions and an easy-to-operate interface make it suitable for a variety of R&D and production test as well as quality verification in all video related industries.

  8K Super Hi-Vision Application

Featured in modular design, the 2238 Video Pattern Generator is capable of providing 8K Super Hi-Vision (7680 x 4320 / 8192 x 4320) resolution for testing. Full 8K at 30/60 Hz resolution is supported by one single module (via a HDMI Display Port), and up to 4 modules can be installed and configured as required for all testing application to 8K.

support 8K

  Multi-Out Function

  • Independent graphics core modular design
  • Up to 4 modules providing independent timing and pattern outputs

Gigabit Ethernet / USB 3.0 Interface

  • Gigabit Ethernet control & USB 3.0 data transfer
  • Remote test setup and data upload/download via internet network
  • IP address configuration enables users to control/monitor test device status
  • USB 3.0 ultra-high speed data transmission interface with bandwidth up to 5Gbps

Instant Pattern View / Touch panel

  • Instant pattern view function: “what you see is what you get”
  • Icon pattern editing allows users to edit and create patterns directly on the touch panel
  • 7 inch touch panel with resolution of 1024 x 600
  • Intuitive and user friendly operation

Graphic User Interface 

  • Easy-to-use GUI
  • Simple and clear timing/pattern parameter setup
  • Real time pattern editing and preview
  • Complete program editing to meet various testing requirements

Comprehensive Library of Test Patterns and Functions

  • Supports geometry patterns (Color Bar, Grayscale and Dot), 8KBMP and various functions required for industrial display panel testing
  • HDCP test functions, support version 1.3/1.4 or 2.2
  • HDR test functions for HDR Metadata setting and sending

Operation panel description

Front & Back

  A223800 12G-SDI Signal Module

  A223801 DisplayPort Signal Module

  A223802 HDMI Signal Module

  A223803 Analog Signal Module

  A223804 USB-C Signal Module

  A223805 HDMI Signal Module

  A223806 DVI Signal Module