name: UDD
full_form: Unconstrained Delay Data bearer service
context: A channel model, are placed in each sector. Figure 6.2.2-3. Sector throughput when 8 users, experiencing a pedestrian A channel model, are placed in each sector. Figure 6.2.2-4. Sector throughput when 4 users, experiencing a TU 6 channel model, are placed in each sector. Figure 6.2.2-5. Sector throughput when 6 users, experiencing a TU 6 channel model, are placed in each sector. Figure 6.2.2-6. Sector throughput when 8 users, experiencing a TU 6 channel model, are placed in each sector.
description: The Unconstrained Delay Data bearer service (UDD) is a type of telecommunications service that provides a specific quality of service (QoS) characterized by a certain data transfer rate. In the context provided, UDD services with different data rates (144 kbit/s and 384 kbit/s) are simulated in various environments (macro and micro) to evaluate their performance.
explanation: The abbreviation 'UDD' is classified as a Service because it refers to a specific telecommunications service that offers a defined level of quality, which is further detailed by the context. The mention of different data rates and simulation environments supports this classification.
section_title: A.1	Simulation environment
biotag_Context: O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,B-Miscellaneous,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,B-Miscellaneous,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,B-Miscellaneous,O,O,O,O,O,O,O,O
biotag_Description: O,B-Service,I-Service,I-Service,I-Service,I-Service,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,B-Service,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O