Small Cell Software

CellEngine™ is a family of market-leading LTE small cell and 3G / HSPA+ femtocell protocol software and applications — delivering turnkey LTE and 3G small cells solutions with Application, RRM, SON, OA&M, Timing and the underlying protocol stacks across market-leading silicon ecosystem. With over 40+ Small Cell Wins, Radisys is the market leader in this growing market.


Trillium TOTALeNodeB LTE Small Cell software is built on the foundation of market-leading Trillium LTE small cell protocol software and applications with RRM, SON and OAM.


Trillium Femtotality Small Cell software is built on the foundation of market-leading Trillium 3G / HSPA+ small cell protocol software and applications with RRM, SON and OAM.

If you are looking for Core Networking Solutions from Trillium Software, click here.

Video: Maximize with CellEngine

These ready-to-integrate solutions are the next generation of Trillium small cell products that deliver integrated small cells software implementations which are deployable off-the-shelf.

Customers receive the proven flexibility of telco-grade embedded Trillium software combined with unprecedented time-to-market advantage.

The Trillium Small Cells application, RRM, SON, REM, OA&M, and Timing suite is built on top of leading Trillium LTE and 3G / HSPA+ small cell protocol software with a key benefit being the integration and verification of this solution across our market-leading silicon vendor ecosystem:

  • Broadcom
  • Intel
  • Octasic
  • Qualcomm

At the core of Trillium Small Cells software is over 150 person-years of investment, double digit deployments, and proven interoperability with the market’s leading small cell gateways — all delivered as a structured and portable software product.

  • Comprehensive radio resource management (RRM)
  • Self-Organizing Networks (SON) capability
  • Radio Interference Management and Radio Environment Map (REM)
  • Complete OA&M solution based on TR-069 and TR-169 standards from the Broadband Forum including zero-touch configuration, firmware management and fault management
  • Compliance with 3GPP small cell standards
  • IOT with leading femtocell gateway vendors
  • Trillium LTE protocol stacks supporting Layer 2 and above signaling and data plane


  • Turnkey, deployment-proven small cells software
  • Deployment-ready complete small cell solution
  • Integrated on the leading System-on-Chip (SoC) platforms
  • Off-the-shelf software built from the ground up for usability and maintainability
  • Consistent TAPA architecture for rapid application extension and simplified future upgrades
  • Professional Services and global technical support from trials through deployments
  • Optimized performance meeting or exceeding network requirements
  • Platform-independent software with integrated support for all major specific SoCs

Faster Time to Market

  • Pre-integrated Trillium LTE wireless protocol software allows network equipment providers to focus on application development
  • Reference applications help jump-start team progress
  • Expert Professional Services & global technical support

Reduced Costs

  • Comprehensive technical support for product upgrades & onsite / offsite consultation
  • Consistent TAPA architecture for rapid development & simplified future upgrades
  • Customizable training program & optional integration services

Reduced Risk

  • Comprehensive library supporting all network elements from eNodeB to the EPC
  • Optimized performance meeting or exceeding network req’s
  • Platform-independent software with integrated support for all major operating systems

Zero Touch

  • TR-069/196 support
  • Discovery and registration
  • Auto-Configuration (SON)
  • Fault management
  • Performance management
  • SW/FW upgrade and downgrade

Location Services

  • Emergency call for registered, non-registered user (Femtotality)
  • Location detection
  • Location locking
  • Home zone indication

Services (Femtotality)

  • Presence notification
  • SMS on arrival
  • Bandwidth enquiry / reservation


  • IPsec security integration
  • Device authentication using certificates
  • Trusted Platform Management (TPM)

QoS Management

  • DSCP, 801.1p, Diffserv
  • Dynamic admission control
  • Priority handling PS sessions (per policy)
  • VLAN tagging

Bearer Services (TOTALeNodeB)

  • 3GPP R9 e-RAB combinations
  • RAB Single / Multi PS RAB
  • PDP contexts
  • Direct tunnel
  • Supplementary services

Bearer Services (Femtotality)

  • AMR 12.2K, 64K circuit switched data
  • R99 PS
  • R7 HSPA+ 21Mbps downlink / 5.76Mbps uplink
  • R6 HSUPA 5.76Mbps
  • R5 HSDPA 14Mbps
  • SMS, MMS
  • Single / Multi RAB
  • Single PDP contexts
  • CS multiplexing
  • 40ms sampling
  • Direct tunnel
  • Supplementary services

Mobility (TOTALeNodeB)

  • Intra-LTE hand-in, hand-out
  • Inter-RAT Hand-out to HRPD 3GPP2 CDMA, WCDMA HSPA
  • Idle mode mobility between macro and small cell
  • Enterprise mobility (inter small cell group)
  • Connected mode mobility, handover from small cell to macro
  • Active long/short DRX support
  • Circuit switched fall back (CSFB) to 1X and WCDMA

Mobility (Femtotality)

  • Idle mode mobility between macro and femto
  • Enterprise mobility (inter femto group)
  • Connected mode mobility (AMR, CSD), handover from femto to WCDMA & GSM
  • Access control in HNB for pre-Rel 8 and Rel 8 UE
  • DCH, FACH and PCH support


  • Optimized EARFCN selection (TOTALeNodeB)
  • Optimized PCI selection (TOTALeNodeB)
  • Tracking Area Code (TAC) strategy (TOTALeNodeB)
  • Optimized UARFCN selection (Femtotality)
  • Optimized PSC selection (Femtotality)
  • LAC, RAC strategy (Femtotality)
  • Optimized TX power setting for UL and DL
  • Automatic neighbor cell relation (ANR)
  • Optimized cell selection / reselection parameters
  • Handover algorithms


  • Using macro (2G, 3G, LTE)
  • Using GPS (fit option)
  • Using NTP / PTP / IEEE 1588

Radio Resource Management

  • Dynamic call admission control
  • Dynamic resource control (RAB allocation / modification)
  • Bandwidth control (backhaul and air interface)
  • Policy enforcements
  • Licensing for monetization of features (e.g., mobility restrictions, number of (E)-RABs)
  • Enhanced UL and DL interference mitigation
  • NTP-based bandwidth estimation (Femtotality)
  • Prioritization of u-plane traffic (Femtotality)
  • Prioritization of traffic types (Femtotality)
  • Channel type switching; CELL FACH and CELL PCH support (Femtotality)
  • Policy-based rejection (RRC level)
  • Policy-based redirection (RRC level)
  • Policy-based relocation (S1AP or RANAP level)
  • Radisys is a proud member of the Small Cell Forum and sits on its Board of Directors.

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