1/12/2010

Tuesday

The planning of Spring, 2010

• Build up Data Broadcast System Testbed
• Construct Data Broadcast Research Group Website
• Continue researches on data broadcast indexing technique; system analysis; and data broadcast scheme based on new hardware techniques.

1/14/2010

Thursday

• Determine the framework of TodBam (Testbed of Data Broadcast Architecture with MIMO)
• Finish first draft of Data Broadcast Research Group Website (still need: data broadcast survey; testbed sections)
• Study Vol. 27, No. 1, 2010 of Distributed and Parallel Databases

1/19/2010

Tuesday

• Update Data Broadcast Research Group Website
• Update Canlendar for group meeting
• Fix research schedule of each individual for Spring, 2010.
• Design the architecture of TodBam
• Web search for wireless communication testbeds.

1/21/2010

Thursday

• Dissertation Rehearsal:
  Title--Data Broadcast and Data Management in Wireless Communications
  Presenter--Xiaofeng Gao
• Welcome for new group member

1/26/2010

Tuesday

• Discuss System Architecture for TodBam, including server side, transmission side, and client side.
• Discuss the difficulty of constructing a data broadcast testbed (from physical layer to network layer in OSI model)
• Analyze Wireless Networking Research Testbed from University of California, Riverside; and Wireless Open-Access Research Platform from Rice University.
• Study Vol. 26, No. 3, 2009 of Distributed and Parallel Databases

1/28/2010

Thursday

• Discuss Real-Time Transmission Protocol and Unidirectional Transport Protocol for wireless broadcast.
• Start research topics:
  Xiaofeng Gao--Analysis on Index Structures
  Yan Shi--Discussion on Next Generation Data Broadcast Trend
  Jiaofei Zhong--Comparison for Different Indices
• Study Vol. 26, No. 2, 2009 of Distributed and Parallel Databases

2/02/2010

Tuesday

• Analyze the possible ways to construct TodBam.
• Discuss problems existing in data retrieval process and possible research directions.
• Discuss the comparison methods for different index technologies, trying to fomulate a common environment and universal criteria.
• Study Vol. 26, No. 1, 2009 of Distributed and Parallel Databases

2/04/2010

Thursday

• Study WARP on warp.rice.edu, analyzing the advantages and disadvantages.
• Construct three-layer communication model for TodBam, including frame design, packet transmission, and hardware requirements.
• Search for relative problems on data retrieval protocols for wireless data broadcast problem.
• Construct the system model for index comparison strategies.

2/09/2010

Tuesday

• Search and discuss alternative design for TodBam, with port number and socket programming.
• Discuss the design for B+ tree index in single channel wireless data broadcast environment.
• Construct the system model for data retrieval problem for multi-channel data broadcast with a set of required data items.

2/16/2010

Tuesday

• Discuss the difficulties to construct TodBam, and compare two possible designs: one for MIMO system while another for port simulation.
• Finish design for B+ tree index comparision.
• Provide counter example for data retrival protocol, illustrating the relationship between hopping and access latency.

2/18/2010

Thursday

• Discuss the nature of data retrival protocol for wireless data broadcast problem under synchronous multi-channel environment.
• Study formal specification language and abstract data structure for univerial data unit.
• Study the structure of exponential index and data retrieval protocol based on this index technology.

2/23/2010

Tuesday

• Study Z Notation, a formal specification language with mathematical notations.
• Discuss data retrieval protocol for different client requirements (global heuristic method VS two-stage greedy algorithm).
• Discuss index structure and pointer structure for single channel exponential index technology.