CDMA Roll Out
Colorado and New Mexico · Telecommunications · Client: Alltel Ltd
Project details
Executed a CDMA network rollout including clearing spectrum and retuning and optimizing the IS-95 network.

Engineering communication networks worldwide since 1991
Dhelo LLC provides telecommunications network engineering and ICT services for cellular and communications networks worldwide. Its experience spans radio frequency (RF) engineering, network rollout, site surveys, site commissioning, optimization, data center development, and enterprise applications.
Telecommunications network engineering support from site surveys through equipment commissioning.
Coordination and execution of physical network deployment plans.
Pre-construction RF analysis and physical site evaluations.
Physical site preparation and construction management.
Installation of antenna systems, cabling, and RF transmitters.
System turn-up, integration testing, and final activation.
Radio frequency design, capacity planning, and spectrum optimization.
Signal propagation modeling and coverage footprint design.
Traffic modeling and channel allocation to meet user demand.
Spectrum clearance, licensing support, and frequency planning.
Physical, electrical, and performance auditing of existing network sites.
Ongoing system tuning, parameter adjustment, and drive test analysis.
Strategic, market, and technical consulting for telecom network deployments.
Business development, regulatory affairs coordination, and regional representation.
Technical strategy, project finance modeling, and transaction advisory services.
Product identification, custom case studies, and penetration strategies.
Information and communication technology services, cloud computing, and applications.
Data center development, operations, database design, and mobile data configuration.
Physical infrastructure construction, site surveying, and ongoing system maintenance.
Cloud migration, enterprise applications, and custom mobile application development.
Telecommunications · Data Centers · Software
Colorado and New Mexico · Telecommunications · Client: Alltel Ltd
Executed a CDMA network rollout including clearing spectrum and retuning and optimizing the IS-95 network.
Washington DC · Telecommunications · Client: AT & T
Retuned the frequency plan from N=9 to N=3 to increase network capacity by 25% while maintaining strict performance thresholds for drop-calls and bit error rates.
Brazil and Peru · Telecommunications · Client: BellSouth
Provided network design and network upgrade expansion services across regional cellular systems.
Kenya · Telecommunications · Client: Flashcom
Provided market analysis, business plan formulation, technical planning, vendor financing support, investor acquisition, and regulatory affairs coordination ahead of commercial launch.