#MOTOROLA INC [US]

Method and apparatus for communicating in a wireless communication system

The disclosed system is capable of allocating plural subchannels based on user data priority. In one embodiment, after receiving a system parameters such as a current priority level from a base statio…

DRIVE·Feb 15·2 min read

B60R11/0241 MOTOROLA INC [US]

A wireless communication device

A wireless communication device (100) comprising: a user interface (104); a controller (102); and a motion sensor (206), wherein said controller (102) is configured to read impulses from said motion s…

DRIVE·Jan 4·1 min read

G01C22/006 MOTOROLA INC [US]

Cell Balancing circuit

A cell balancing circuit monitors the voltage between serially connected cells and compares it to a reference voltage. From that comparison, the cell balancing circuit sources or sinks current into a …

DRIVE·Dec 7·2 min read

H02J7/54 MOTOROLA INC [US]

Acceleration switch

An acceleration switch and method therefor includes providing a conductive substrate (10) and an insulating cap (16). A recessed area is formed in the insulating cap (16). An insulating layer (12) is …

DRIVE·Nov 16·1 min read

B60C23/0408 MOTOROLA INC [US]

Energy safety notification system for electronic devices

This invention provides an apparatus and method for displaying safety information about a power source to a user. When a power source is coupled to the device, and the device is turned on, safety info…

DRIVE·Nov 16·1 min read

H02J7/60 MOTOROLA INC [US]

Battery protection circuit

A battery protection circuit is provided that includes a safety circuit and a charge monitoring circuit. The safety circuit monitors the voltage and current of at least one rechargeable cell within th…

DRIVE·Sep 28·2 min read

H02J7/62 MOTOROLA INC [US]

Battery protection circuit

A battery protection circuit is provided that includes a safety circuit and an overpower circuit. The safety circuit monitors the voltage and current of at least one rechargeable cell within the batte…

DRIVE·Jun 22·1 min read

H02J7/663 MOTOROLA INC [US]

Control unit and method for transmitting audio signals over an optical network

An audio processor (56) processes audio data (54A-54D) and generates single processed audio data (62) at frame synchronization rate of optical network (32). A multiplexer (58) generates multiplexed au…

DRIVE·Apr 21·1 min read

B60R16/0315 MOTOROLA INC [US]

Method for transmitting signals between a microprocessor and an interface circuit

A control module (11) in an airbag system (10) supplies electrical energy to and communicates with remote modules (20A-20N) through a two-wire connection. The supplied electrical energy is partially u…

DRIVE·Sep 10·2 min read

B60R16/0315 MOTOROLA INC [US]

Sensing of seat occupant weight by cushion deformation

An apparatus (100) for sensing presence and weight of a vehicle occupant includes a first conductor (120) that is electrically coupled to an oscillating circuit and disposed adjacent a first surface (…

DRIVE·Sep 10·1 min read

B60R21/01516 MOTOROLA INC [US]

Passive communication device and passive access control system

A communication device comprising an internal power source, receiver means for receiving signals transmitted from the base station, and processing means selectively responsive to an interrogation sign…

DRIVE·Dec 18·2 min read

B60C23/0413 MOTOROLA INC [US]

Position and heading error-correction method and apparatus for vehicle navigation systems

A vehicular navigational system (2) is provided that compensates for temperature-dependent drift of bias in a vehicle heading sensor (6) associated with a dead reckoning vehicle positioning system (12…

DRIVE·Jul 10·1 min read

G01C21/188 MOTOROLA INC [US]

Method of navigation guidance

A method of navigation guidance includes providing a communications node (104, 106), and a remote communications node (108). The remote communications node (108) requests a navigation route (201, 301)…

DRIVE·Jul 10·1 min read

G01C21/3446 MOTOROLA INC [US]

Shunt voltage regulator with self-contained thermal crowbar safety protection

A voltage regulator that includes a voltage control circuit, fabricated on a semiconductor. The voltage control circuit maintains a voltage between a first node and a second node within a predetermine…

DRIVE·Oct 24·1 min read

G05F1/565 MOTOROLA INC [US]

A portable communication device with means for measuring the altitude

A portable communication device (1,2,3) has a base member with a radio receiver (5), a measurement member with a pressure sensor (11) for detecting variations in atmosphere pressure, and means (6,9) f…

DRIVE·Jul 11·1 min read

G01C25/00 MOTOROLA INC [US]