Inventor

POULSEN JENS KRISTIAN

CA48 patents

⚠️ This page may combine multiple inventors who share the name “POULSEN JENS KRISTIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

POULSEN JENS KRISTIAN

BLACKBERRY LTD

Universal synchronization engine based on probabilistic methods for guarantee of lock in multiformat audio systems

Synchronization of electronic device with another electronic device on bus using synchronization field

Multiformat digital audio interface

Phase sensitive low power digital ultrasonic microphone

Apparatus, systems and methods for detecting insertion or removal of an audio accessory from an electronic device

Device-adaptable audio headset

Bus communications with multi-device messaging

Headphones using multiplexed microphone signals to enable active noise cancellation

Method and system for tunneling messages between two or more devices using different communication protocols

Increased bandwidth encoding scheme

Single wire bus system

Apparatus, systems and methods for detecting insertion or removal of an audio accessory from an electronic device

Electronic device adapted for detecting a vehicle audio system

Apparatus, systems and methods for inaudibly identifying an audio accessory using spectral shaping

Apparatus, systems and methods for low power detection of messages from an audio accessory

POULSEN JENS KRISTIAN

Single wire bus system

Proximity sensing for user detection and automatic volume regulation with sensor interruption override

Low-noise microphone pre-amplifier with active load element

Systems and methods for encoding control messages in an audio bitstream

Systems and methods for reducing audio disturbance associated with control messages in a bitstream

Differential microphone circuit

Electronic device with increased immunity to audio noise from system ground currents

System and method for microphone polarity detection

Rechargeable battery with reduced magnetic leak

Circuit, system and method for isolating a transducer from an amplifier in an electronic device

Apparatus, systems and methods for controlling an electronic device using an accessory

Electronic device and audio accessory having a plurality of passive switches for controlling the audio device

SYNAPTICS INC

Sample rate conversion circuit with noise shaping modulation

Low power, high bandwidth, low latency data bus

Low delay decimator and interpolator filters

Low power lattice wave filter systems and methods

Pulse density modulation systems and methods

Phase-locked loop with dual input reference and dynamic bandwidth control

Multichannel, multirate, lattice wave filter systems and methods

Low-power differential data transmission systems and methods

GOOGLE LLC

Dynamic timing calibration systems and methods

Dynamic timing calibration systems and methods

Dynamic delay calibration of devices attached to bus systems utilizing time-multiplexed clock and data lines

Low power, high bandwidth, low latency data bus

Dynamic timing calibration systems and methods

Low power biquad systems and methods

SONION AS

Detection and control of diaphragm collapse in condenser microphones

High efficiency driver for miniature loudspeakers

EPCOS AG

Microphone comprising integral multi-level quantizer and single-bit conversion means

EPCOS PTE LTD

Calibrated microelectromechanical microphone

HOEVESTEN PER FLEMMING

Microphone assembly with integrated self-test circuitry

HANZLIK TOMASZ E

Fast precision charge pump

MANKARUSE GEORGE SOLIMAN

Mobile wireless communications device using wired headset as an antenna and related methods