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Nordic Semiconductor Asa patents


Recent patent applications related to Nordic Semiconductor Asa. Nordic Semiconductor Asa is listed as an Agent/Assignee. Note: Nordic Semiconductor Asa may have other listings under different names/spellings. We're not affiliated with Nordic Semiconductor Asa, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nordic Semiconductor Asa-related inventors


Integrated circuit inputs and outputs

An integrated circuit microprocessor device comprises a central processing unit (cpu) and a general purpose input or output subsystem (2) having at least one external connection (4). The external connection is configured to provide an input to or output from the device depending upon an associated setting in the general purpose input or output subsystem. ... Nordic Semiconductor Asa

Integrated circuit inputs and outputs

An integrated circuit microprocessor device comprises a central processing unit (cpu) and a general purpose input or output module (2) having a plurality of external connections (4). The external connections are configured by the general purpose input or output module to provide respective inputs to the device. ... Nordic Semiconductor Asa

Waveform generation

A digital microprocessor device (2) has: a central processing unit; a memory (8); and an output signal module (4). The output signal module comprises: a counter (6) arranged to count to a predetermined count value; and at least one comparator (10a, 10b, 10c) arranged to change an output signal (14a, 14b, 14c) from a first output state to a second output state when the counter reaches a predetermined comparator value. ... Nordic Semiconductor Asa

Start-up circuits

A start-up circuit (2) arranged to initialise a circuit portion (4) with a zero stable point (200) and a non-zero stable point (202). The start-up circuit comprises: a capacitive voltage divider including a first capacitor (16) and a second capacitor (18) that generate a divider bias voltage at a divider node (48); a differential amplifier including first and second amplifier inputs (20, 22) and an amplifier output connected to the divider node; a first driver transistor (12) with its gate terminal connected to the divider node, and its drain terminal connected to a first start-up output and the first amplifier input; and a second driver transistor (14) with its gate terminal connected to the divider node, and its drain terminal connected to a second start-up output and the second amplifier input. ... Nordic Semiconductor Asa

Am demodulation with phase and symbol edge detection

A method of demodulating an amplitude modulated radio signal is disclosed. The method comprises directing the modulated signal 302 to both a phase detector 308 and an edge detector 314, and using the respective output signals 310, 318, 320 of the phase detector 308 and edge detector 314 to determine an end of a modulation symbol 340 in the signal 302.. ... Nordic Semiconductor Asa

Data processing

An electronic data processing device comprises: a processor (1); a serial interface comprising a connection for incoming data (16) and a connection for outgoing data (18); a hardware serial-interface controller (6) for controlling the serial interface; and a reception buffer (22) for receiving incoming data. The processor is arranged automatically to read data written to the reception buffer. ... Nordic Semiconductor Asa

Hardware peripheral decoders

An integrated circuit comprises: at least two inputs (18, 20); and a decoder (24) arranged to: sample (28) said inputs in a first cycle; sample said inputs in a second, later cycle; alter a first memory location (34) if only one of said sampled inputs changes from the first cycle to the second cycle; and alter a second memory location (46) if both of said sampled inputs change from the first cycle to the second cycle.. . ... Nordic Semiconductor Asa

Voltage regulators

A low-dropout voltage regulator (2) comprises: a differential amplifier portion (4) including a first amplifier input connected to a reference voltage (16), a second amplifier input, and a differential output which is determined by a difference between the reference voltage and a voltage on the second amplifier input; an output portion (10) arranged to provide a regulator output voltage (62) which is controlled by the differential output of the amplifier portion, the second amplifier input being connected to or derived from (70) the regulator output voltage; and a biasing portion (8) arranged to measure an external load current and to provide a biasing current to the differential amplifier portion which depends on the load current.. . ... Nordic Semiconductor Asa

Reference voltages

A voltage reference circuit comprises a voltage-controlled current source; a first reference metal-oxide-semiconductor field-effect transistor having a first threshold voltage; a second reference metal-oxide-semiconductor field-effect transistor having a second threshold voltage, wherein the second threshold voltage is different to the first threshold voltage; a current mirror; and a load. The voltage-controlled current source is arranged to generate a first current proportional to a difference between the first and second threshold voltages, and the current mirror is arranged to generate a second current that is a scaled version of the first current through the load so as to produce a reference voltage.. ... Nordic Semiconductor Asa

Wireless communication

A method of transferring data between a first device and a second device comprises: bringing a first object into an activation zone of a near-field communication module so as thereby to establish a near-field communication link between the module and the first object. The near-field communication module sends a control signal to at least one of the first and second devices to begin a second communication session through a second, different channel between the first and second devices and the data is transferred between the first device and the second device in the second communication session. ... Nordic Semiconductor Asa

Communication between integrated circuits

A serial, half-duplex start/stop event detection circuit comprises a stop detection flip-flop clocked by a serial data input that takes a serial clock input as an input and generates a stop signal output indicative of a stop event. A start detection flip-flop, clocked by an inverted copy of the serial data input, takes the serial clock input as an input and generates a start signal output indicative of a start event. ... Nordic Semiconductor Asa

Integrated circuits

. . . . A semiconductor integrated circuit device comprises at least first and second circuits said first and second circuits being connected to a shared external connection. The device further comprises a voltage clamp that is operable to limit a voltage at the shared external connection. ... Nordic Semiconductor Asa

Packet-based radio receiver with automatic gain control

. . . . . . . . A packet-based radio receiver (10) comprises an automatic gain control system (17) and a signal-level detector (18, 19, 20) for monitoring an analogue signal derived from radio signals received by the radio receiver. The signal-level detector (18, 19, 20) comprises a binary memory cell (22, 24) and a monitoring system. ... Nordic Semiconductor Asa

Radio communication

. . . . A radio transmitter (4) comprises an encoder (5) that receives one or more variable message bits, and encodes each message bit that has a first value as a predetermined first binary chip sequence and encodes each message bit that has the opposite value as a predetermined second binary chip sequence. The radio transmitter (4) transmits data packets, each comprising (i) a predetermined synchronisation portion, comprising one or more instances of the first binary chip sequence, and (ii) a variable data portion, comprising one or more encoded message bits output by the encoder. ... Nordic Semiconductor Asa

01/26/17 / #20170026050

Frequency synthesizer

A phase locked loop frequency synthesizer is arranged to provide a target frequency output signal for a radio transmitter or receiver. The synthesizer comprises: a voltage controlled oscillator (2) operating at a first frequency; a first, fixed frequency divider to provide a second frequency, a pre-scaler to provide a variable frequency division of said second frequency to produce a third frequency, said pre-scaler comprising: a second frequency divider (14) connected to said first output (12) and providing a second output at a second frequency; and a phase detector (4) controlling said voltage controlled oscillator (2) on the basis of a comparison between a reference signal and a signal dependent on said third frequency; wherein the synthesizer is configured so that said first output (10, 12) provides said target frequency output signal.. ... Nordic Semiconductor Asa

01/05/17 / #20170005941

Integrated circuit radio devices

Disclosed is a semiconductor device 2 comprising a radio transmitter hardware section 10 and a processor 4, the device 2 being arranged to transmit information via said transmitter hardware section 10 from a first application running on the processor 4 in accordance with a first communication protocol or from a second application running on the processor 4 or a further processor using a second communication protocol, wherein the first application is configured to generate a first transmit request 24 when it requires to send a data packet and wherein the second application is configured to generate a second transmit request 34 when the second application requires to send a data packet, the device further comprising control logic 22 for allocating a transmission timeslot for said transmitter section 10 to said first or second application upon receipt of said first 24 or second 34 transmit requests respectively.. . ... Nordic Semiconductor Asa








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