Results 101 to 110 of about 240,781 (209)

Design of Wireless Tracking and Positioning System of Underground Personnel Based on WiFi and ZigBee

open access: yesGong-kuang zidonghua, 2011
In order to solve problems of high cost, complex installation and limitation of zone location of current mine personnel positioning system, the paper put forward a design scheme of wireless tracking and positioning system of underground personnel based ...
JIANG Lei   +3 more
doaj  

Marketing orientation and strategies in the Netherlands [PDF]

open access: yes
This paper introduces a general, formal treatment of dynamic constraints, i.e., constraints on the state changes that are allowed in a given state space.
Alsem, Karel Jan   +2 more
core   +1 more source

Design of Uniqueness Detection System for Personnel Positioning

open access: yesGong-kuang zidonghua, 2012
For problems that existing uniqueness detection methods for personnel positioning easily did misjudgement and required on-site supervision, the paper proposed a design scheme of uniqueness detection system which combines iris recognition technology and RFID technology, and introduced system architecture, workflow and communication protocol design in ...
openaire   +1 more source

Fracture table vs. lateral positioning for intramedullary fixation of femur fractures (The FLiP Trial): the feasibility of a cluster randomized crossover trial. [PDF]

open access: yesPilot Feasibility Stud
FLiP Investigators   +12 more
europepmc   +1 more source

IVC Tric Valve Regurgitation Treatment With Ballooning Expanding the Valve After Downsizing With a Nonpremounted Stent. [PDF]

open access: yesJACC Case Rep
Algethami AR   +9 more
europepmc   +1 more source

Combat high-intensity light-induced full-thickness macular hole: A case report. [PDF]

open access: yesAm J Ophthalmol Case Rep
Umanets M, Chumakov Y, Pasyechnikova N.
europepmc   +1 more source

Protocol for in vivo analysis of muscle function in porcine models for muscular dystrophies. [PDF]

open access: yesSTAR Protoc
Hristov H   +10 more
europepmc   +1 more source

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