公开(公告)号：US09826294B2

公开(公告)日：2017-11-21

申请号：US15598527

申请日：2017-05-18

Applicant: NXP B.V.

Inventor： Temujin Gautama ,  Alan OCinneide ,  Lutsen Ludgerus Albertus Hendrikus Dooper

IPC: H04R29/00 ,  H04R1/00 ,  H04R3/00

CPC classification number: H04R1/00 ,  H04R3/00 ,  H04R3/002 ,  H04R3/007 ,  H04R29/001 ,  H04R29/003

Abstract: A loudspeaker controller (1) for controlling a loudspeaker (2), configured to determine time-varying impedance information of the loudspeaker (2) based on a loudspeaker voltage and a measure of a loudspeaker current and provide for control of the loudspeaker (2) in accordance with said time-varying impedance information.

公开(公告)号：US20150181318A1

公开(公告)日：2015-06-25

申请号：US14573653

申请日：2014-12-17

Applicant: NXP B.V.

Inventor： Temujin Gautama ,  Alan OCinneide ,  Lutsen Ludgerus Albertus Hendrikus Dooper

IPC: H04R1/00 ,  H04R3/00

CPC classification number: H04R1/00 ,  H04R3/00 ,  H04R3/002 ,  H04R3/007 ,  H04R29/001 ,  H04R29/003

Abstract: A loudspeaker controller (1) for controlling a loudspeaker (2), configured to determine time-varying impedance information of the loudspeaker (2) based on a loudspeaker voltage and a measure of a loudspeaker current and provide for control of the loudspeaker (2) in accordance with said time-varying impedance information.

Abstract translation: 一种用于控制扬声器（2）的扬声器控制器（1），其被配置为基于扬声器电压和扬声器电流的量度来确定扬声器（2）的时变阻抗信息，并提供对扬声器（2）的控制， 根据所述时变阻抗信息。

公开(公告)号：US20170257686A1

公开(公告)日：2017-09-07

申请号：US15598527

申请日：2017-05-18

Applicant: NXP B.V.

Inventor： Temujin Gautama ,  Alan OCinneide ,  Lutsen Ludgerus Albertus Hendrikus Dooper

IPC: H04R1/00 ,  H04R3/00

CPC classification number: H04R1/00 ,  H04R3/00 ,  H04R3/002 ,  H04R3/007 ,  H04R29/001 ,  H04R29/003

Abstract: A loudspeaker controller (1) for controlling a loudspeaker (2), configured to determine time-varying impedance information of the loudspeaker (2) based on a loudspeaker voltage and a measure of a loudspeaker current and provide for control of the loudspeaker (2) in accordance with said time-varying impedance information.

公开(公告)号：US09674593B2

公开(公告)日：2017-06-06

申请号：US14573653

申请日：2014-12-17

Applicant: NXP B.V.

Inventor： Temujin Gautama ,  Alan OCinneide ,  Lutsen Ludgerus Albertus Hendrikus Dooper

IPC: H04R29/00 ,  H04R1/00 ,  H04R3/00

CPC classification number: H04R1/00 ,  H04R3/00 ,  H04R3/002 ,  H04R3/007 ,  H04R29/001 ,  H04R29/003

Abstract: A loudspeaker controller (1) for controlling a loudspeaker (2), configured to determine time-varying impedance information of the loudspeaker (2) based on a loudspeaker voltage and a measure of a loudspeaker current and provide for control of the loudspeaker (2) in accordance with said time-varying impedance information.