公开(公告)号：US08781395B2

公开(公告)日：2014-07-15

申请号：US13924459

申请日：2013-06-21

Applicant: NXP B.V.

Inventor： Peter Raggam ,  Erich Merlin

IPC: H04B5/00

CPC classification number: H04W4/008 ,  G06K19/0723 ,  H04B5/00 ,  H04B5/0012 ,  H04B5/0087 ,  H04W4/80

Abstract: In a near field communication partner device (1) intended for the contactless transmission of digital data to be transmitted having a transmission circuit (2), the transmission circuit (2) comprises a modulation circuit (17) for the amplitude modulation of a carrier signal (CS), which modulation circuit (17) comprises a circuit stage (20, 20′) for producing a plurality of different resistance values (RW1, RW1′) that act on a signal output (TX1, TX2), which resistance values (RW1, RW1′) can be transformed, by means of a signal processing circuit (3) arranged to transform resistance values that belongs to the communication partner device (1), into transformed resistance values (RW2, RW2′), which transformed resistance values (RW2, RW2′) are responsible for damping a transmission coil (7) of the communication partner device (1) when modulated low-level carrier signal sections are generated in a modulated carrier signal.

Abstract translation: 在用于无线传输要发送的数字数据的近场通信伙伴装置（1）中，具有发送电路（2），所述发送电路（2）包括用于载波信号的幅度调制的调制电路（17） （CS），该调制电路（17）包括用于产生作用于信号输出（TX1，TX2）的多个不同电阻值（RW1，RW1'）的电路级（20,20'），该电阻值 RW1，RW1'）可以通过被设置成将属于通信对方装置（1）的电阻值变换的信号处理电路（3）变换为变换后的电阻值（RW2，RW2'），变换后的电阻值 （RW2，RW2'）负责在经调制的载波信号中产生调制的低电平载波信号部分时阻尼通信伙伴装置（1）的传输线圈（7）。

公开(公告)号：US20130281019A1

公开(公告)日：2013-10-24

申请号：US13924459

申请日：2013-06-21

Applicant: NXP B.V.

Inventor： Peter Raggam ,  Erich Merlin

IPC: H04W4/00

CPC classification number: H04W4/008 ,  G06K19/0723 ,  H04B5/00 ,  H04B5/0012 ,  H04B5/0087 ,  H04W4/80

Abstract: In a near field communication partner device (1) intended for the contactless transmission of digital data to be transmitted having a transmission circuit (2), the transmission circuit (2) comprises a modulation circuit (17) for the amplitude modulation of a carrier signal (CS), which modulation circuit (17) comprises a circuit stage (20, 20′) for producing a plurality of different resistance values (RW1, RW1′) that act on a signal output (TX1, TX2), which resistance values (RW1, RW1′) can be transformed, by means of a signal processing circuit (3) arranged to transform resistance values that belongs to the communication partner device (1), into transformed resistance values (RW2, RW2′), which transformed resistance values (RW2, RW2′) are responsible for damping a transmission coil (7) of the communication partner device (1) when modulated low-level carrier signal sections are generated in a modulated carrier signal.

Abstract translation: 在用于无线传输要发送的数字数据的近场通信伙伴装置（1）中，具有发送电路（2），所述发送电路（2）包括用于载波信号的幅度调制的调制电路（17） （CS），该调制电路（17）包括用于产生作用于信号输出（TX1，TX2）的多个不同电阻值（RW1，RW1'）的电路级（20,20'），该电阻值 RW1，RW1'）可以通过被设置成将属于通信对方装置（1）的电阻值变换的信号处理电路（3）变换为变换后的电阻值（RW2，RW2'），变换后的电阻值 （RW2，RW2'）负责在经调制的载波信号中产生调制的低电平载波信号部分时阻尼通信伙伴装置（1）的传输线圈（7）。

公开(公告)号：US10438029B2

公开(公告)日：2019-10-08

申请号：US15996440

申请日：2018-06-02

Applicant: NXP B.V.

Inventor： Ghiath Al-kadi ,  Ulrich Neffe ,  Peter Raggam

IPC: G06K7/10 ,  H04B5/00 ,  G07B15/00 ,  G07C9/00

Abstract: According to a first aspect of the present disclosure, a mobile device for facilitating a transaction is provided, comprising: a secure element configured to contain transaction-related data; an ultra-wideband radio unit operatively coupled to the secure element and configured to carry out ultra-wideband radio communication with an external reader; wherein the ultra-wideband radio unit is configured to operate as an interface between the secure element and said external reader. According to a second aspect of the present disclosure, a reader for facilitating a transaction is provided, comprising: an ultra-wideband communication and tracking unit configured to communicate with at least one external mobile device having an ultra-wideband radio unit and to track said mobile device; a processing unit operatively coupled to the ultra-wideband communication and tracking unit, said processing unit being configured to process at least one transaction. According to a third aspect of the present disclosure, a corresponding method for facilitating a transaction using a reader is conceived. According to a fourth aspect of the present disclosure, a corresponding computer program is provided.

公开(公告)号：US20180349653A1

公开(公告)日：2018-12-06

申请号：US15996440

申请日：2018-06-02

Applicant: NXP B.V.

Inventor： Ghiath Al-kadi ,  Ulrich Neffe ,  Peter Raggam

IPC: G06K7/10 ,  H04B5/00

CPC classification number: G06K7/10297 ,  G07B15/00 ,  G07C9/00111 ,  H04B5/0056

Abstract: According to a first aspect of the present disclosure, a mobile device for facilitating a transaction is provided, comprising: a secure element configured to contain transaction-related data; an ultra-wideband radio unit operatively coupled to the secure element and configured to carry out ultra-wideband radio communication with an external reader; wherein the ultra-wideband radio unit is configured to operate as an interface between the secure element and said external reader. According to a second aspect of the present disclosure, a reader for facilitating a transaction is provided, comprising: an ultra-wideband communication and tracking unit configured to communicate with at least one external mobile device having an ultra-wideband radio unit and to track said mobile device; a processing unit operatively coupled to the ultra-wideband communication and tracking unit, said processing unit being configured to process at least one transaction. According to a third aspect of the present disclosure, a corresponding method for facilitating a transaction using a reader is conceived. According to a fourth aspect of the present disclosure, a corresponding computer program is provided.