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    • 2. 发明申请
    • RECEIVING DEVICE AND A METHOD FOR PLAYBACK IN A MOBILE RECEIVER
    • 接收设备和移动接收机中的回放方法
    • US20110202153A1
    • 2011-08-18
    • US13021111
    • 2011-02-04
    • Tobias MünchPhilipp SchmaudererChristoph BenzAndreas Körner
    • Tobias MünchPhilipp SchmaudererChristoph BenzAndreas Körner
    • G06F17/00
    • H04H60/12H04H60/37H04H60/47
    • A receiving device for mobile reception of a receive signal including an audio signal associated with a currently received piece of music, and a method for playback in a mobile receiver are disclosed. A receiving circuit receives the receive signal and outputs the audio signal and information associated with the audio signal. The information includes one or more information fields associated with the currently received piece of music. An arithmetic unit evaluates the information associated with the audio signal. A database is configured for storing database entries. Each database entry includes data fields and associated audio data. The arithmetic unit assigns the information to an assigned database entry by comparing the information fields with the data fields. The arithmetic unit outputs the audio data of the assigned database entry based on a detected disturbance in the reception of the audio signal.
    • 公开了一种用于移动接收包括与当前接收的音乐片段相关联的音频信号的接收信号的接收装置,以及用于在移动接收机中回放的方法。 接收电路接收接收信号并输出​​音频信号和与音频信号相关联的信息。 信息包括与当前接收的音乐片段相关联的一个或多个信息字段。 算术单元评估与音频信号相关联的信息。 数据库被配置为存储数据库条目。 每个数据库条目包括数据字段和相关联的音频数据。 算术单元通过将信息字段与数据字段进行比较来将信息分配给分配的数据库条目。 算术单元基于在音频信号的接收中的检测到的干扰来输出分配的数据库条目的音频数据。
    • 4. 发明授权
    • Receiving device and a method for playback in a mobile receiver
    • 接收装置和用于在移动接收机中回放的方法
    • US08744606B2
    • 2014-06-03
    • US13021111
    • 2011-02-04
    • Tobias MünchPhilipp SchmaudererChristoph BenzAndreas Körner
    • Tobias MünchPhilipp SchmaudererChristoph BenzAndreas Körner
    • G06F17/00H04B15/00
    • H04H60/12H04H60/37H04H60/47
    • A receiving device for mobile reception of a receive signal including an audio signal associated with a currently received piece of music, and a method for playback in a mobile receiver are disclosed. A receiving circuit receives the receive signal and outputs the audio signal and information associated with the audio signal. The information includes one or more information fields associated with the currently received piece of music. An arithmetic unit evaluates the information associated with the audio signal. A database is configured for storing database entries. Each database entry includes data fields and associated audio data. The arithmetic unit assigns the information to an assigned database entry by comparing the information fields with the data fields. The arithmetic unit outputs the audio data of the assigned database entry based on a detected disturbance in the reception of the audio signal.
    • 公开了一种用于移动接收包括与当前接收的音乐片段相关联的音频信号的接收信号的接收装置,以及用于在移动接收机中回放的方法。 接收电路接收接收信号并输出​​音频信号和与音频信号相关联的信息。 信息包括与当前接收的音乐片段相关联的一个或多个信息字段。 算术单元评估与音频信号相关联的信息。 数据库被配置为存储数据库条目。 每个数据库条目包括数据字段和相关联的音频数据。 算术单元通过将信息字段与数据字段进行比较来将信息分配给分配的数据库条目。 算术单元基于在音频信号的接收中的检测到的干扰来输出分配的数据库条目的音频数据。
    • 5. 发明授权
    • Signal analysis for an improved detection of noise from an adjacent channel
    • 用于改善来自相邻信道的噪声检测的信号分析
    • US08270928B2
    • 2012-09-18
    • US12777153
    • 2010-05-10
    • Olaf AxtmannPhilipp SchmaudererChristoph BenzAndreas Körner
    • Olaf AxtmannPhilipp SchmaudererChristoph BenzAndreas Körner
    • H04B1/10
    • H04B1/1027H04B1/1646H04B2001/1045
    • A radio receiver may determine whether a received frequency modulated radio signal includes interference from an adjacent channel. The receiver may compare a frequency deviation above the center frequency of the received signal to a frequency deviation below the center frequency of the received signal. The receiver determines that the radio signal is affected by adjacent channel noise when the frequency deviation below the center frequency is substantially different from the frequency deviation above the center frequency. Alternatively, the presence of noise from an adjacent channel may be detected by comparing a positive amplitude and a negative amplitude of a demodulated version of the frequency modulated radio signal. In this alternative, the receiver determines that the radio signal is affected by adjacent channel noise when the extent of the positive amplitude is substantially different from the extent of the negative amplitude.
    • 无线电接收机可以确定接收的调频无线电信号是否包括来自相邻信道的干扰。 接收机可以将高于接收信号的中心频率的频率偏差与低于接收信号的中心频率的频率偏差进行比较。 当中心频率以下的频率偏差与中心频率以上的频率偏差基本上不同时,接收机确定无线电信号受相邻信道噪声的影响。 或者,可以通过比较调频无线电信号的解调版本的正振幅和负幅度来检测来自相邻信道的噪声的存在。 在这种替代方案中,当正幅度的幅度与负幅度的幅度基本上不同时,接收机确定无线电信号受相邻信道噪声的影响。
    • 6. 发明授权
    • Stereo decoding system
    • 立体声解码系统
    • US09374117B2
    • 2016-06-21
    • US13557028
    • 2012-07-24
    • Stefan GierlChristoph BenzAndreas KörnerKarl-Anton Becker
    • Stefan GierlChristoph BenzAndreas KörnerKarl-Anton Becker
    • H04B1/16
    • H04B1/1676
    • A system for decoding a stereo multiplex signal, including one or more devices operable to convert the stereo multiplex signal into a sum signal (L+R) and a difference signal (L−R). The sum signal and the difference signal may be derived from a left stereo signal (L) and right stereo signal (R). The system may also be operable to determine a first transfer function HL(f) and a second transfer function (HR(f)) from the sum signal (L+R) and the difference signal (L−R). Further, the system may be operable to filter the sum signal (L+R) according to the first transfer function to provide the left stereo signal (L), and filter the sum signal (L+R) according to the second transfer function to provide the right stereo signal (R).
    • 一种用于解码立体声多路复用信号的系统,包括可操作以将立体声多路复用信号转换为和信号(L + R)和差分信号(L-R)的一个或多个设备。 和信号和差分信号可以从左立体声信号(L)和右立体声信号(R)导出。 系统还可以从和信号(L + R)和差分信号(L-R)确定第一传递函数HL(f)和第二传递函数(HR(f))。 此外,该系统可以用于根据第一传递函数对和信号(L + R)进行滤波以提供左立体声信号(L),并且根据第二传递函数对和信号(L + R)进行滤波, 提供正确的立体声信号(R)。
    • 7. 发明申请
    • Stereo Decoding System
    • 立体声解码系统
    • US20130028425A1
    • 2013-01-31
    • US13557028
    • 2012-07-24
    • Stefan GierlChristoph BenzAndreas KörnerKarl-Anton Becker
    • Stefan GierlChristoph BenzAndreas KörnerKarl-Anton Becker
    • H04R5/00
    • H04B1/1676
    • A system for decoding a stereo multiplex signal, including one or more devices operable to convert the stereo multiplex signal into a sum signal (L+R) and a difference signal (L−R). The sum signal and the difference signal may be derived from a left stereo signal (L) and right stereo signal (R). The system may also be operable to determine a first transfer function HL(f) and a second transfer function (HR(f)) from the sum signal (L+R) and the difference signal (L−R). Further, the system may be operable to filter the sum signal (L+R) according to the first transfer function to provide the left stereo signal (L), and filter the sum signal (L+R) according to the second transfer function to provide the right stereo signal (R).
    • 一种用于解码立体声多路复用信号的系统,包括可操作以将立体声多路复用信号转换为和信号(L + R)和差分信号(L-R)的一个或多个设备。 和信号和差分信号可以从左立体声信号(L)和右立体声信号(R)导出。 系统还可以从和信号(L + R)和差分信号(L-R)确定第一传递函数HL(f)和第二传递函数(HR(f))。 此外,该系统可以用于根据第一传递函数对和信号(L + R)进行滤波以提供左立体声信号(L),并且根据第二传递函数对和信号(L + R)进行滤波, 提供正确的立体声信号(R)。
    • 8. 发明授权
    • Receiver system for decoding data embedded in an electromagnetic signal
    • 用于解码嵌入电磁信号中的数据的接收机系统
    • US07254378B2
    • 2007-08-07
    • US10841236
    • 2004-05-07
    • Christoph BenzAndreas KörnerStefan Gierl
    • Christoph BenzAndreas KörnerStefan Gierl
    • H04B1/06
    • H04H40/09H03J1/0083H03J7/186H04H20/34H04H20/55H04H2201/13H04H2201/60
    • A system for decoding data, such as travel and traffic information, configured in data blocks embedded in an electromagnetic signal, such as a broadcasted radio signal, has been developed. The system includes a method and receiver for decoding the data with a background tuner in a manner that does not impair the ability of the background tuner to demodulate other signals. While a main tuner is tuned to demodulate a first electromagnetic signal to produce a data stream, the background tuner is switched to decode the data blocks only when the data blocks are expected to be received. In the remaining time, the background tuner is free to demodulate other signals to support a diversity or other function. If a data block is not received, or not received when expected, the background tuner returns to demodulating one or more other frequencies after a predetermined time interval has elapsed.
    • 已经开发了用于解码嵌入在诸如广播无线电信号的电磁信号中的数据块中的诸如旅行和交通信息之类的数据的系统。 该系统包括用于以不损害背景调谐器解调其他信号的能力的方式用背景调谐器对数据进行解码的方法和接收器。 当主调谐器被调谐以解调第一电磁信号以产生数据流时,仅当期望接收数据块时,才将背景调谐器切换到对数据块进行解码。 在剩余时间内,背景调谐器可以自由地解调其他信号,以支持多样性或其他功能。 如果未预期数据块被接收或未被接收,则在经过预定时间间隔之后,背景调谐器返回到解调一个或多个其它频率。