21. This is a form of statistical time division multiplexing. 22. UMTS-TDD uses time division duplexing, allowing the up-link and down-link to share the same spectrum. 23. He was a four-time CFL and five-time division All-Star. 24. Robertshaw also produced clocks and timers under the "'Robertshaw Controls Company, Lux Time Division "'name. 25. Channel access methods for circuit switching include time division multiple access, frequency-division multiple access, etc. 26. He played college golf at Bryant College, where he was a four-time Division II All-American. 27. A five-time division -winning manager meets a two-time payroll loser. 28. Perhaps when one thinks of big-time Division I athletics, one doesn't think of Cal State Northridge. 29. She referred to these lines as time division , as they determine the movement in a sculpture. 30. Upstream signals are combined using a multiple-access protocol, usually time division multiple access ( TDMA ).