Skip over navigation
Printable version [PDF]
RADIO-CONTROLLED TIME-PIECES
Informative references
Attention is drawn to the following places, which may be of interest for search:

Electronic time-pieces integrated with input or output devices using radio waves

Setting the time according to the time information carried or implied by the radio signal
Informative references
Attention is drawn to the following places, which may be of interest for search:

Tuning resonant circuits

Glossary of terms
In this group, the following terms (or expressions) are used with the meaning indicated:

GPS

Global Positioning System

Call sign

in broadcasting or radio communications, designates a transmitting station. A call sign can be formally assigned by a government agency or informally adopted by individuals or organizations

DCF77

designates the call sign broadcast from Mainflingen, about 25 km south-east of Frankfurt am Main, Germany

JJ40, JJY60

designates the call sign broadcast from Mount Otakadoya (in Fukushima prefecture, Japan) at 40 kHz and from Mount Hagane (in Saga prefecture, Japan) at 60 kHz

MSF60

designates the call sign broadcast from Anthorn (UK) at 60 kHz with a range up to 1500 km, which covers all of UK

WWVB

designates the call sign of the United States National Institute of Standards and Technology's (NIST) radio station in Fort Collins, Colorado, that transmits carrier and time code (no voice) on 60 kHz (low frequency [LF] band), and which is used for synchronising radio-controlled clocks throughout the North America

GSM

Global System for Mobile communications, originally from the French Groupe Sp├ęcial Mobile

AM/FM

Amplitude Modulation / Frequency Modulation

UMTS

Universal Mobile Telecommunications System

3G

International Mobile Telecommunications-2000 (IMT-2000), better known as 3G or 3rd Generation

RDS

Radio Data System

Constructional details
Informative references
Attention is drawn to the following places, which may be of interest for search:

Structural details or housings of electronic time-pieces

This page is owned by Office of Patent Classification.
Last Modified: 10/11/2013