Electronic Engineering

TDM, a growing company

Electronic

TDM develops, assesses and produces embedded equipments on specifications.

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
- FPGA Integration
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:

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 :