Electronic Engineering
TDM, a growing companyElectronic
TDM develops, assesses and produces embedded equipments on specifications.
- Digital calculator
- Uncompressed video transfer
- Video processing and compression
- Data acquisition and transmission
Uncompressed video transfer:
- Analog : standard TV : STANAG
- Encoder CCIR-656
- Converter: N/A – custom with synchro extractor and external clamp
- DVI / HDMI
– Dedicated component with integrated FPGA
– EDID Management
– Equalizer/Reclocker used to increase transmission range - PANEL LINK
– LVDS LCD panel link
– DISPLAY PORT
-Dedicated component and FPGA Integration - SMPTE 259 / 292
– Dedicated component and FPGA Integration
– Range between 100-200m over coaxial cable - ARINC 818 (developer of the technology)
- FPGA Integration
- Currently being deployed in the aeronautics sector
- Over fiber optics
- Analyzer being developed (up to 6.6Gbps)
- GIGE VISION
- COAXPRESS
- Technological monitoring
Video processing :
- Dedicated switching matrix
- Warping
- Ability to distort images for readability on non-flat surfaces (HUD)
- FPGA processing
- Resizing
- Zoom / unzoom
- Management of the area of interest
- Distort/prevent distortion of the original image by adding black bars
- Adaptation of resolution
- FPGA treatment and/or components dedicated
- Digital Signal Processing
- FPGA processing
- OSD – Inlay
- Superposition
- Chromakey
- Transparency
- FPGA processing and/or custom components
- Frame rate converter
- FPGA processing and external memory
Video compression:
- MPEG2
- High compression while preserving image quality
- 2 main compression profiles (simple/main profile)
- Standardized for easy playback using standard video players
- Standardized transmission (streaming)
- Replaced more and more by H264
- H264
- Very high compression while preserving image quality
- 3 main compression profiles (base/main/high profile)
- Optional intra compression
- Standardized for easy playback using standard video players
- Standardized transmission (streaming)
- MOTION JPEG & JPEG 2000
- Intra compression only
- Low compression ratio to preserve quality (high bit rate)
- Difficult to achieve playback using standard video players
- Low latency
Audio:
- Digital or Analog
- Un-compressed LPCM
- Compressed MPEG1-L2
- Compressed AAC LC
Video and Audio Streaming:
- MPEG2-TS Container
- Standardized for easy playback using standard video players
- For video and/or audio
- Capability to add metadata (KLV – STANAG 4609)
- Capability to add Broadcast information (DVB)
- Standardized transmission on UDP or RTP
- Container ready to be recorded in a file
- RTP
- Standardized transmission Video and/or Audio
Video recording :
- Video
- Format to be defined based on operational requirements
- Time stamping for each frame
- Encapsulation with metadata
- Runs under Linux
Data recording :
- NAS
- Ethernet 10Gbps/1Gbps Interface
- Runs under Linux
- RECORDER
- Ethernet 10Gbps/1Gbps Interface
- PCIe Interface Cable
- Compact PCI/PCIe Interface + Frame Grabber
- Runs under Linux
- Recording media
- SSD and MLC/SLC expertise
Backplane :
- VME :
- Operational maintenance
- cPCI :
- Application for embedded testing tools
- Active and mature activity within TDM
- cPCI SERIAL :
- Used in ultra high-speed integrated applications
- Severe environmental constraints
- Active and mature activity within TDM
- VPX :
- Embedded broadband application
- Severe environmental constraints
- Active monitoring
Power :
- Consideration of environmental constraints
- DO-160 Environmental Conditions And Test Procedures For Airborne Equipment
- MIL-STD-810 Environmental Test Methods
- MIL-STD-704 Aircraft Electric Power Characteristics
- MIL-STD-464 Electromagnetic Environmental Effects Requirements for Systems
- MIL-STD-461F Requirements for the control of electromagnetic interference characteristics of subsystems and equipment
Integration :
- Mechanical and system integration
- Product industrialization
- Configuration management
- Export control and traceability management
- Development of related test benches
- Product qualification
- Production and Maintenance Tracking