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    • 22. 发明申请
    • DIGITAL-TO-ANALOG CONVERTER HAVING ERROR CORRECTION
    • 具有错误校正的数字到模拟转换器
    • WO2003092164A2
    • 2003-11-06
    • PCT/SE2003/000595
    • 2003-04-14
    • TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)ANDERSSON, OlaWIKNER, Jacob
    • ANDERSSON, OlaWIKNER, Jacob
    • H03M1/06
    • H03M1/06H03M1/66
    • The values X(n) input to a current-steering digital-to-analog converter (49) are modified (41) before the actual conversion to compensate for conversion errors of the digital-to-analog converter. The input values are modified according to a model (43) of the digital-to-analog converter in which each output value of the digital-to-analog converter Y(n) is a sum of a desired value directly proportional to the respective input value and an error. The error is a product of the settled output value, i.e. the difference between the desired value and the previous output value Y(n-1) actually provided by the digital-to-analog converter, and a relative step error that is a function only of the respective input signal and is stored in a table. The relative step error can be a function also of the previous output signal and of the previous input signal. This model has a low complexity and is suitable for on-chip implementation.
    • 输入到电流转向数模转换器(49)的值X(n)在实际转换之前被修改(41),以补偿数模转换器的转换误差。 输入值根据数模转换器的型号(43)进行修改,其中数模转换器Y(n)的每个输出值是与各个输入成正比的期望值的和 值和错误。 该误差是稳定输出值的乘积,即期望值与由数模转换器实际提供的先前输出值Y(n-1)之间的差异以及仅作为功能的相对步进误差 并存储在表中。 相对步进误差也可以是先前输出信号和先前输入信号的函数。 该模型具有低复杂度,适用于片上实现。
    • 23. 发明申请
    • AN INDUCTOR CORE, AN ARRANGEMENT FOR A PRESS, AND A MANUFACTURING METHOD
    • 电感芯,印刷机的布置及制造方法
    • WO2012150236A1
    • 2012-11-08
    • PCT/EP2012/057981
    • 2012-05-02
    • HÖGANÄS AB (PUBL)ANDERSSON, OlaLARSSON, MatsRAUCH, Peter
    • ANDERSSON, OlaLARSSON, MatsRAUCH, Peter
    • H01F17/04
    • H01F27/255H01F17/043H01F41/0246
    • According to the present inventive concept there is provided an inductor core made of a compressed soft magnetic powder material. The inductor core comprises: a base core portion having a first surface and an opposite second surface; an inner core portion extending from the first surface in a direction transverse to the first surface; an outer core portion extending, in the direction transverse to the first surface, from the first surface to an end surface of the outer core portion, the outer core portion at least partly surrounding the inner core portion, thereby forming a space around the inner core portion for accommodating a winding; wherein the first surface comprises a recess for accommodating a connection portion of the winding, said recess extending at least a part of a distance between the inner core portion and the outer core portion, and wherein the outer core portion presents a slit extending from said end surface towards the recess, and wherein the second surface comprises a first protrusion oppositely arranged to the recess. There is also provided an arrangement for a press and a manufacturing method.
    • 根据本发明构思,提供了由压缩软磁粉末材料制成的电感器芯。 电感器芯包括:具有第一表面和相对的第二表面的基部芯部分; 内芯部分,从横向于第一表面的方向从第一表面延伸; 外芯部分,在横向于第一表面的方向上从第一表面延伸到外芯部分的端表面,外芯部分至少部分地围绕内芯部分,从而形成围绕内芯部分的空间 用于容纳绕组的部分; 其中所述第一表面包括用于容纳所述绕组的连接部分的凹部,所述凹部延伸所述内芯部分和所述外芯部分之间的距离的至少一部分,并且其中所述外芯部分具有从所述端部延伸的狭缝 表面朝向凹部,并且其中第二表面包括与凹部相对设置的第一突起。 还提供了一种印刷机和制造方法的装置。
    • 24. 发明申请
    • METHOD AND ARRANGEMENT FOR SHARING MEDIA CONTENT
    • 共享媒体内容的方法和布置
    • WO2011034474A1
    • 2011-03-24
    • PCT/SE2009/051035
    • 2009-09-17
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)ANDERSSON, Ola
    • ANDERSSON, Ola
    • H04N7/173
    • H04N21/2743H04N21/4788
    • Method and arrangements for providing personal media content of a first user (A) to a device used by a second user (B). A personal TV channel is created (1:1) for the first user as a program with media content by an IPTV portal (100) in a device used by the first user. The created personal TV channel is published (1:2) and stored (1:3) at an IPTV server(104) serving the first and second users. Then, the personal TV channel is introduced (1:7) as an available channel in an electronic program guide (EPG) provided by the IPTV server to the device (104) of the second user. When the second user selects the personal TV channel from his/her electronic program guide,the program with media content is delivered (1:8) from the IPTV server to the second users device.
    • 将第一用户(A)的个人媒体内容提供给第二用户(B)使用的设备的方法和装置。 在第一用户使用的设备中,通过IPTV门户(100)为第一用户创建个人电视频道(1:1)作为具有媒体内容的节目。 创建的个人电视频道在服务于第一和第二用户的IPTV服务器(104)上公布(1:2)并存储(1:3)。 然后,在由IPTV服务器提供的电子节目指南(EPG)中向第二用户的设备(104)引入个人电视频道(1:7)作为可用频道。 当第二用户从他/她的电子节目指南中选择个人电视频道时,具有媒体内容的节目从(1:8)从IPTV服务器传送到第二用户设备。
    • 26. 发明申请
    • INDUCTOR CORE
    • 电感核心
    • WO2012093040A1
    • 2012-07-12
    • PCT/EP2011/073829
    • 2011-12-22
    • HÖGANÄS AB (PUBL)ANDERSSON, OlaPENNANDER, Lars-Olov
    • ANDERSSON, OlaPENNANDER, Lars-Olov
    • H01F3/10H01F17/04
    • H01F3/00H01F3/10H01F3/14H01F17/045
    • According to one aspect of the present inventive concept there is provided an inductor core comprising: an axially extending core member,an axially extending external member at least partly surrounding the core member, thereby forming a space around the core member for accommodating a winding between the core member and the external member, a plate member presenting a radial extension and being provided with a through-hole, wherein the core member is arranged to extend into the through-hole,wherein the plate member is a separate member from the core member and the external member and is adapted to be assembled with the core member and the external member, wherein a magnetic flux path is formed which extends through the core member, the plate member and the external member.
    • 根据本发明构思的一个方面,提供了一种电感器芯,其包括:轴向延伸的芯构件,至少部分地围绕所述芯构件的轴向延伸的外部构件,从而在所述芯构件周围形成用于容纳绕组的空间 芯构件和外构件,具有径向延伸部并且设置有通孔的板构件,其中所述芯构件布置成延伸到所述通孔中,其中所述板构件是与所述芯构件分离的构件,以及 外部构件,并且适于与芯构件和外部构件组装,其中形成延伸穿过芯构件,板构件和外部构件的磁通路径。
    • 30. 发明申请
    • A DIGITAL-TO ANALOG CONVERTER
    • 数字模拟转换器
    • WO2002089332A1
    • 2002-11-07
    • PCT/SE2002/000846
    • 2002-04-30
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)ANDERSSON, Ola
    • ANDERSSON, Ola
    • H03M1/66
    • H03M1/0682H03M1/745
    • A digital-to-analogue converter, comprising an input (20) for receiving a digital input signal (Y in ); a first terminal (80) for delivering a first analogue signal (Iout+, V 1+ ); a second terminal (110) for delivering a second analogue signal (Jout+, V 2+ ); an input controller (30) adapted to generate a first digital word (X1) in response to the digital input signal (Y in ); a first analogue signal generator (70) adapted to generate said first analogue signal (Iout+, V 1+ ); the first analogue signal generator (70) comprising a first dump terminal (85) and a first plurality of current sources (I 1 , ..., I M ) individually controllable to deliver currents to either the first terminal (80) or to the first dump terminal (85) in response to said first digital word (X1); wherein the input controller (30) includes means for inverting said digital input signal (Y in ); the input controller (30) being adapted to generate a second digital word (X2) in response to said inverted signal (Y* in ); and a second analogue signal generator (100) adapted to generate said second analogue signal (Jout+,V 2+ ), the second analogue signal generator (100) comprising a second dump terminal (115) and a second plurality of current sources (J 1 , ..., J M ) individually controllable to deliver currents to either the second terminal (110) or to the second dump terminal (115) in response to said second digital word (X2).
    • 一种数模转换器,包括用于接收数字输入信号(Yin)的输入(20); 用于传送第一模拟信号(Iout +,V1 +)的第一终端(80); 用于传送第二模拟信号(Jout +,V2 +)的第二终端(110); 适于响应于数字输入信号(Yin)产生第一数字字(X1)的输入控制器(30); 适于产生所述第一模拟信号(Iout +,V1 +)的第一模拟信号发生器(70); 所述第一模拟信号发生器(70)包括第一转储端子(85)和第一多个电流源(I1,...,IM),所述第一转储端子和所述第一多个电流源(I1,...,IM)可单独控制以将电流传送到所述第一端子(80) 终端(85)响应于所述第一数字字(X1); 其中所述输入控制器(30)包括用于反转所述数字输入信号(Yin)的装置; 输入控制器(30)适于响应于所述反相信号(Y * in)产生第二数字字(X2); 以及适于产生所述第二模拟信号(Jout +,V2 +)的第二模拟信号发生器(100),所述第二模拟信号发生器(100)包括第二转储端子(115)和第二多个电流源(J1,...) ,JM),其可响应于所述第二数字字(X2)而独立地控制以将电流传送到第二终端(110)或第二转储终端(115)。