Circuit arrangement for derivation of a signal dependent on the change
direction of the incoming signal level
    1.
    发明授权
    Circuit arrangement for derivation of a signal dependent on the change direction of the incoming signal level 失效
    取决于输入信号电平变化方向的信号导出的电路布置

    公开(公告)号:US5584060A

    公开(公告)日:1996-12-10

    申请号:US343415

    申请日:1995-03-06

    CPC classification number: H04B1/1661 H04B1/1027

    Abstract: In a circuit arrangement for deriving a signal dependent on the change direction of the incoming signal level in a radio receiver, controllable by a microcomputer, a comparator is provided outside the microcomputer to which a signal representing the respective signal strength and a signal generated by the microcomputer representing the signal strength at an earlier point in time can be supplied. An output signal from the comparator can be supplied to the microcomputer.

    Abstract translation: PCT No.PCT / DE94 / 00317 Sec。 371日期:1994年3月6日 102(e)1994年3月6日PCT 1994年3月22日PCT公布。 公开号WO94 / 22226 日期1994年9月29日在用于由微型计算机控制的无线电接收机中取决于输入信号电平的变化方向的信号的电路装置中,在微计算机外部提供比较器,信号表示相应的信号强度和 可以提供由微计算机产生的表示较早时间点的信号强度的信号。 来自比较器的输出信号可以被提供给微型计算机。

    Circuit arrangement for deriving signals for masking audio signals
    2.
    发明授权
    Circuit arrangement for deriving signals for masking audio signals 失效
    用于导出用于屏蔽音频信号的信号的电路布置

    公开(公告)号:US5661810A

    公开(公告)日:1997-08-26

    申请号:US522314

    申请日:1995-08-25

    CPC classification number: H04H40/63 H04H40/72 H04H20/57

    Abstract: The circuit arrangement includes a first low-pass filter (2) for filtering an input signal (H3) proportional to the strength of a received radio signal; a second low-pass filter (3) for filtering the input signal (H3); a first weighting circuit (7) for weighting the first low-pass filter output signal with first coefficients to form a first weighted output signal; a circuit device for forming a masking signal for reducing stereo channel isolation from the first weighted output signal; a second weighting circuit (5) for forming a second weighted output signal weighted with second coefficients from the first low-pass filter output signal or the second low-pass filter output signal according to a switching signal (DD2) indicative of interference in the audio signals; a switch device (4) for selecting the first low-pass filter output signal for weighting in the second weighting circuit means (5) when no interference is indicated by the switching signal (DD2) and the second low-pass filter output signal for weighting in the second weighting circuit means (5) when interference is indicated by the switching signal (DD2); and a circuit device for forming a masking signal for damping the audio signal from the second weighted output signal.

    Abstract translation: PCT No.PCT / DE94 / 00321 Sec。 371日期1995年8月25日 102(e)日期1995年8月25日PCT 1994年3月22日PCT公布。 公开号WO94 / 22229 日期1995年9月29日该电路装置包括:第一低通滤波器(2),用于对与接收的无线电信号的强度成正比的输入信号(H3)进行滤波; 用于对输入信号(H3)进行滤波的第二低通滤波器(3); 第一加权电路(7),用于利用第一系数对第一低通滤波器输出信号进行加权,以形成第一加权输出信号; 电路装置,用于形成用于减少立体声信道隔离的屏蔽信号与第一加权输出信号; 第二加权电路(5),用于根据指示音频中的干扰的切换信号(DD2),从第一低通滤波器输出信号或第二低通滤波器输出信号形成用第二系数加权的第二加权输出信号 信号; 开关装置(4),用于当没有由开关信号(DD2)指示干扰和用于加权的第二低通滤波器输出信号时,在第二加权电路装置(5)中选择用于加权的第一低通滤波器输出信号 在第二加权电路装置(5)中,当由切换信号(DD2)指示干扰时; 以及电路装置,用于形成用于阻尼来自第二加权输出信号的音频信号的屏蔽信号。

    Radio receiver having digital signal processing
    3.
    发明授权
    Radio receiver having digital signal processing 失效
    具有数字信号处理的无线电接收机

    公开(公告)号:US5661809A

    公开(公告)日:1997-08-26

    申请号:US343413

    申请日:1995-02-14

    CPC classification number: H04B1/1661 H04B1/1027

    Abstract: A radio receiver is provided having digital signal processing, a first and a second auxiliary signal derived from a received stereo multiplex signal, the first auxiliary signal being dependent upon the existence of signal components, whose frequency lies above the fundamental frequency range of the stereo multiplex signal, and the second auxiliary signal being dependent upon the symmetry of the sidebands of the stereo subcarrier. The first and the second auxiliary signal are combined to form an interference signal indicating the existence of interference. At least one control signal is derived from the interference signal to influence the audio signals acquired by decoding the stereo multiplex signal.

    Abstract translation: PCT No.PCT / DE94 / 00324 Sec。 371日期:1995年2月14日 102(e)日期1995年2月14日PCT 1994年3月22日PCT公布。 公开号WO94 / 22231 日期1994年9月29日提供具有数字信号处理的无线电接收机,从接收的立体声多路复用信号导出的第一和第二辅助信号,第一辅助信号取决于信号分量的存在,其频率高于基频 立体声多路复用信号的范围,第二辅助信号取决于立体声副载波的边带的对称性。 第一和第二辅助信号被组合以形成指示干扰的存在的干扰信号。 从干扰信号导出至少一个控制信号,以影响通过解码立体声多路复用信号而获得的音频信号。

    Circuit for digital processing of audio signals
    4.
    发明授权
    Circuit for digital processing of audio signals 失效
    音频信号数字处理电路

    公开(公告)号:US5491755A

    公开(公告)日:1996-02-13

    申请号:US183029

    申请日:1994-01-18

    CPC classification number: H03G5/005

    Abstract: In a circuit for digital processing of audio signals in a radio receiver, preferably in a car radio, the audio signals pass through a digital filter designed as a tone control, whose frequency response can be controlled with supplied coefficients, and a volume control, whose transmission factor can be controlled with supplied control signals. If the high and/or low frequencies are raised, the transmission factor of the filter at medium frequencies can be correspondingly lowered. Volume control compensates for the reduction. The volume control may contain a digital and an analog portion.

    Abstract translation: 在无线电接收机,优选在汽车无线电中的音频信号的数字处理电路中,音频信号通过设计成音调控制的数字滤波器,其频率响应可以用所提供的系数来控制,音量控制器 传输系数可以通过提供的控制信号进行控制。 如果提高高频和/或低频,则可以相应地降低中频滤波器的传输系数。 音量控制补偿减少。 音量控制可以包含数字和模拟部分。

    Circuit arrangement for deriving a quality signal dependent on the
quality of a received multiplex signal
    5.
    发明授权
    Circuit arrangement for deriving a quality signal dependent on the quality of a received multiplex signal 失效
    用于根据所接收的多路复用信号的质量导出质量信号的电路装置

    公开(公告)号:US5696830A

    公开(公告)日:1997-12-09

    申请号:US522312

    申请日:1995-08-25

    CPC classification number: H04H20/12 H04H40/45

    Abstract: The method for obtaining the quality signal includes multiplying a digital multiplex signal (MPX) by respective reference carrier signals mutually phase shifted by 90.degree. to each other, but otherwise equal, to form a pair of mixed signals (Imr1,Imr2); multiplying the mixed signals (Imr1, Imr2) by respective correction signals (G38c,G38s) to form a pair of corrected mixed signal (Ims1,Ims2); separately multiplying the digital multiplex signal (MPX) by each of two reference pilot signals mutually shifted in phase by 90.degree. relative to each other to form respective derived signals useful for obtaining said correction signals (G38c,G38s); adding said corrected mixed signals (Ims1,Ims2) to each other; multiplying said mixed signals (Imr1,Imr2) by the respective correction signals (G38s,G38c) to form a pair of product signals; subtracting these product signals from each other to form a subtraction result and low-pass filtering the subtraction result to obtain a low-pass-filtered resultant signal from which the quality signal is derived.

    Abstract translation: PCT No.PCT / DE94 / 00320 Sec。 371日期1995年8月25日 102(e)日期1995年8月25日PCT 1994年3月22日PCT公布。 出版物WO94 / 22228 日期1994年9月29日用于获得质量信号的方法包括将数字多路复用信号(MPX)乘以相互相移90°的相应参考载波信号,否则相等,以形成一对混合信号(Imr1, Imr2); 将混合信号(Imr1,Imr2)乘以各个校正信号(G38c,G38s)以形成一对校正混合信号(Ims1,Ims2); 将数字多路复用信号(MPX)分别乘以相互相移90°的两个参考导频信号中的每一个,以形成用于获得所述校正信号(G38c,G38s)的相应导出信号。 将所述校正后的混合信号(Ims1,Ims2)相加; 将所述混合信号(Imr1,Imr2)乘以各个校正信号(G38s,G38c)以形成一对乘积信号; 相互减去这些乘积信号以形成减法结果,并对相减结果进行低通滤波,以获得从其导出质量信号的低通滤波结果信号。

    Circuit arrangement for deriving a signal indicating noise in a received
stereo multiplex signal
    6.
    发明授权
    Circuit arrangement for deriving a signal indicating noise in a received stereo multiplex signal 失效
    用于导出指示接收的立体声多路复用信号中的噪声的信号的电路装置

    公开(公告)号:US5606619A

    公开(公告)日:1997-02-25

    申请号:US343416

    申请日:1995-02-13

    CPC classification number: H04B1/1661 H04B1/1027

    Abstract: A circuit arrangement for deriving the signal indicating noise in a received stereo multiplex signal, wherein the stereo multiplex signal is present as a digital signal with a first sampling rate that is substantially higher than twice the upper limit of the useful frequency range of the stereo multiplex signal, and the received stereo multiplex signal is passed through a low-pass filter. The low-pass filtered signal and the received stereo multiplex signal are subjected to decimation to a second sampling rate, which is higher than twice the upper limit of the useful frequency range of the stereo multiplex signal. The two stereo multiplex signals with the second sampling rate are subtracted from one another.

    Abstract translation: PCT No.PCT / DE94 / 00322 Sec。 371日期1995年2月13日 102(e)日期1995年2月13日PCT 1994年3月22日PCT公布。 公开号WO94 / 22230 日期1994年9月29日一种用于导出在接收的立体声多路复用信号中指示噪声的信号的电路装置,其中立体声多路复用信号作为数字信号存在,其具有明显高于有用频率上限的两倍的第一采样率 立体声多路复用信号的范围和接收的立体声多路复用信号通过低通滤波器。 低通滤波信号和接收的立体声多路复用信号被抽取到高于立体声多路复用信号的有用频率范围的两倍的第二采样率。 具有第二采样率的两个立体声多路复用信号彼此相减。

    Radio receiver with digital signal processing
    7.
    发明授权
    Radio receiver with digital signal processing 失效
    无线电接收机采用数字信号处理

    公开(公告)号:US5592557A

    公开(公告)日:1997-01-07

    申请号:US343414

    申请日:1995-02-16

    CPC classification number: H04B1/1661 H04B1/1027

    Abstract: In a radio receiver with digital signal processing, a stereo multiplex signal received and the useful signals derived therefrom are processed in digital form at a first sampling rate. The subsidiary signals derived from the stereo multiplex signal are at least partly processed at a second sampling rate that is smaller than the first sampling rate. The sampling rate of the processed subsidiary signals are reduced to the first sampling rate with the processed subsidiary signals, acting as control signals with the first sampling rate, affecting the stereo multiplex signal and the useful signals.

    Abstract translation: PCT No.PCT / DE94 / 00326 Sec。 371日期1995年2月16日 102(e)日期1995年2月16日PCT 1994年3月22日PCT公布。 出版物WO94 / 22232 日期1994年9月29日在具有数字信号处理的无线电接收机中,接收的立体声多路复用信号和从其导出的有用信号以数字形式以第一采样率进行处理。 从立体声多路复用信号导出的辅助信号至少部分地以小于第一采样率的第二采样率进行处理。 处理的辅助信号的采样率被降低到第一采样率,其中处理的辅助信号用作具有第一采样率的控制信号,影响立体声多路复用信号和有用信号。

    EGLN2 variants and use thereof in preventing or treating thromboembolic disorders and coronary heart diseases
    10.
    发明授权
    EGLN2 variants and use thereof in preventing or treating thromboembolic disorders and coronary heart diseases 失效
    EGLN2变体及其在预防或治疗血栓栓塞性疾病和冠心病中的用途

    公开(公告)号:US08211427B2

    公开(公告)日:2012-07-03

    申请号:US13015994

    申请日:2011-01-28

    CPC classification number: C12N9/0071

    Abstract: The present invention refers to human EGLN2 variants having at position 58 of the amino acid sequence a serine or a leucine and their use in the prevention or treatment of thromboembolic or coronary heart diseases, in particular stroke, prolonged reversible ischemic neurological deficit (PRIND), transitoric ischemic attack (TIA), myocardial infarction and/or early myocardial infarction.

    Abstract translation: 本发明涉及具有丝氨酸或亮氨酸的氨基酸序列58位的人EGLN2变异体及其在预防或治疗血栓栓塞或冠心病,特别是中风,长期可逆性缺血性神经功能缺损(PRIND), 经皮缺血发作(TIA),心肌梗死和/或早期心肌梗死。

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