G
SECTION G — PHYSICS
INSTRUMENTS
G08
SIGNALLING
(indicating or display devices
per se
Fulltext...
Hierarchy...
Expanded...
G09F
; transmission of pictures
Fulltext...
Hierarchy...
Expanded...
H04N
; arrangements for selective calling from one station to another
Fulltext...
Hierarchy...
Expanded...
H04Q 9/00
)
G08G
TRAFFIC CONTROL SYSTEMS
(road engineering aspects
Fulltext...
Hierarchy...
Expanded...
E01F 9/00
; mounting of detectors in or on roads
Fulltext...
Hierarchy...
Expanded...
E01F 11/00
)
G08G
Note(s)
This sub-class includes:
identification of traffic offenders;
indication of the position of scheduled vehicles;
indication of free spaces in parking areas.
G08G 1/00
Traffic control systems for road vehicles
G08G 1/01
·
Detecting movement of traffic to be counted or controlled
(
Fulltext...
Hierarchy...
Expanded...
Fulltext...
Hierarchy...
Expanded...
G08G 1/07
-
G08G 1/14
take precedence)
G08G 1/015
· ·
with provision for distinguishing between two or more types of vehicles, e.g. between motor cars and cycles
G08G 1/02
· ·
using treadles built into the road
(pads or other sensitive devices responsive to passage of vehicles
Fulltext...
Hierarchy...
Expanded...
E01F 11/00
)
G08G 1/04
· ·
using optical or ultrasonic detectors
G08G 1/06
· ·
using radar, e.g. Doppler radar
G08G 1/065
·
by counting the vehicles in a section of the road or in a parking area, i.e. comparing incoming count with outgoing count
G08G 1/07
·
Controlling traffic signals
G08G 1/08
· ·
according to detected number or speed of vehicles
G08G 1/085
· ·
using a free-running cyclic timer
G08G 1/09
·
Arrangements for giving variable traffic instructions
(displaying variable information in general
Fulltext...
Hierarchy...
Expanded...
G09F 9/00
)
G08G 1/095
· ·
Traffic lights
G08G 1/096
· ·
Indicators in which a mark progresses showing the time elapsed, e.g. of green phase
G08G 1/097
·
Supervising of traffic control systems, e.g. by giving an alarm if two crossing streets have green light simultaneously
G08G 1/10
·
taking photographs, e.g. of vehicles travelling at a speed in excess of a predetermined value
G08G 1/12
·
indicating the position of scheduled vehicles, e.g. of buses to a central station
G08G 1/14
·
indicating individual free spaces in parking areas
G08G 3/00
Traffic control systems for marine craft
(radar systems
Fulltext...
Hierarchy...
Expanded...
G01S
)
G08G 3/02
·
Anti-collision warning systems
G08G 5/00
Traffic control systems for aircraft
(radar systems
Fulltext...
Hierarchy...
Expanded...
G01S
)
G08G 5/02
·
Automatic landing aids, i.e. systems in which flight data of incoming planes are processed to provide landing data
G08G 5/04
·
Anti-collision systems