Ключевые слова: absence, ankle bracelet, application, base station, communication, components, control, county law, data, date, defendants, detect, display, distance, drivers, equipment, fail, frequencies, frequency, house arrest, khz, kilo hertz, law agencies, manufactures, matching, matching data, monitoring, packages, police, presence, products, radio, radio frequency, radio frequency identification, radio frequency monitoring, record, retail sales, rf, rfid, rfm, shippers, signal, signals, technology, time, tracking, tracking animals, tracking freight, tracking packages, transmit, transport, vechicles, wireless,