Remote control device for vehicle locks

Patent · Tue Nov 29 04:00:00 EST 1988

OSTI ID:6223232

Tanabe, R

This patent describes a remote control device for operating locks of a vehicle comprising, a receiver provided on the vehicle and a transmitter remote from the vehicle, the receiver being adapted to receive a remote control signal transmitted from the transmitter at a location remote from the vehicle and in response thereto control locking and unlocking of the vehicle locks, characterized in that: the transmitter comprising, means for coding keyword information, means for converting the coded information into pulses, means for pulse-modulating the pulses, and means for transmitting the pulse-modulated pulses as a remote control signal; the receiver comprising, means for receiving the remote control signal, means for demodulating the received signal, means for decoding the demodulated signal into an encoded information signal, means for comparing the encoded information signal with a preset code and means for generating an execution signal for operating the locks upon occurrence of a predetermined relationship between the encoded information signal and the preset code.

• Assignee: Yuhshin Co., Ltd., Tokyo
• Patent Number(s): US 4788542
• OSTI ID: 6223232
• Country of Publication: United States
• Language: English

Related Subjects

42 ENGINEERING
420800* -- Engineering-- Electronic Circuits & Devices-- (-1989)
99 GENERAL AND MISCELLANEOUS
990220 -- Computers
Computerized Models
& Computer Programs-- (1987-1989)
COMPUTERIZED CONTROL SYSTEMS
CONTROL
CONTROL SYSTEMS
DATA TRANSMISSION SYSTEMS
DESIGN
FASTENERS
PHYSICAL PROTECTION DEVICES
PULSE TECHNIQUES
REMOTE CONTROL
SECURITY
SIGNALS
VEHICLES