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    • 1. 发明授权
    • Local video and audio network with optical data line
    • 具有光数据线的本地视频和音频网络
    • US07451471B1
    • 2008-11-11
    • US09857474
    • 1999-12-15
    • Harald SchöppErich A. GeigerDetlef Teichner
    • Harald SchöppErich A. GeigerDetlef Teichner
    • H04N7/18H04N7/173
    • H04L12/42H04B1/205
    • An optical ring network for use, for example, in a motor vehicle, includes an optical data line that defines a ring network, a playback transducer and at least one data source connected to the optical data line, where the data source provides compressed data onto the optical data line. The network also includes at least one data sink connected to the optical data line, which receives the compressed data from the optical data line. The data sink includes a bit stream decoder that decompresses the received compressed data and provides the decompressed data to the playback transducer. The local network transmits audio and video data in compressed form via the data line, and has a single bit stream decoder, centrally situated at the respective data sink, for decompressing the audio and/or video data. As a result, the individual data sources no longer need their own bit stream decoder for decompressing the data. By the assignment of such a bit stream decoder centrally to the relevant data sink, the components of the individual subscribers are distributed in a more efficient manner within the network, which better utilizes the available data transmission capacity of the network, due also to the transmission of compressed data instead of decompressed data. Overall costs of the network are also reduced.
    • 例如在机动车辆中使用的光环网络包括光学数据线,其定义环形网络,回放换能器和连接到光学数据线的至少一个数据源,其中数据源将压缩数据提供到 光学数据线。 网络还包括连接到光数据线的至少一个数据宿,其从光数据线接收压缩数据。 数据宿包括一个比特流解码器,它对接收到的压缩数据进行解压缩并将解压缩的数据提供给回放换能器。 本地网络通过数据线传送压缩形式的音频和视频数据,并且具有位于相应数据宿的中央位置的单个比特流解码器,用于解压缩音频和/或视频数据。 因此,各个数据源不再需要自己的位流解码器来解压缩数据。 通过将这样的位流解码器集中地分配给相关数据接收器,各个用户的组件以更有效的方式分布在网络内,这更好地利用网络的可用数据传输容量,由于传输 的压缩数据而不是解压缩数据。 网络的整体成本也降低了。
    • 2. 发明授权
    • Assigning a data channel to multiple data links for simultaneous data transmission via a single data channel
    • 将数据通道分配给多个数据链路,以通过单个数据通道进行数据传输
    • US07885279B2
    • 2011-02-08
    • US11738835
    • 2007-04-23
    • Michael BeckerJoachim WietzkeHarald Schöpp
    • Michael BeckerJoachim WietzkeHarald Schöpp
    • H04L12/28
    • H04L12/43
    • A method for data transmission via several data channels in a network linking several units to one another, where the units can function as data sources, data sinks or transceivers, includes the steps of arbitrarily assigning a first data channel to a first predetermined one or more connection segments; arbitrarily assigning the first channel to a second predetermined one or more connection segments other than the first predetermined one or more connection segments; and simultaneously transmitting data between two units across the first predetermined one or more connection segments via the first data channel, and between two or more other units across the second predetermined one or more connection segments via the first data channel. The data are transmitted in a first direction over the first predetermined at least one connection segment, and the data are transmitted in a second direction over the second predetermined at least one connection segment, where the first ands second directions are the same.
    • 一种用于数据传输的方法,该方法通过将多个单元彼此连接的网络中的几个数据信道进行数据传输,其中单元可用作数据源,数据宿或收发器,包括以下步骤:将第一数据信道任意地分配给第一预定的一个或多个 连接段 任意地将第一通道分配给除了第一预定的一个或多个连接段之外的第二预定的一个或多个连接段; 并且经由所述第一数据信道在所述第一预定的一个或多个连接段之间以及经由所述第一数据信道穿过所述第二预定的一个或多个连接段的两个或更多个其他单元之间同时在两个单元之间传输数据。 数据在第一预定的至少一个连接段上以第一方向发送,并且数据沿着第二预定的至少一个连接段在第二方向上传输,其中第一和第二方向相同。
    • 4. 发明授权
    • Apparatus for transmitting an anisochronic data stream on an isochronic transmission route
    • 用于在等时传输路由上发送各向异性数据流的装置
    • US07623541B2
    • 2009-11-24
    • US11675925
    • 2007-02-16
    • Andreas StieglerHarald SchöppFrank Bähren
    • Andreas StieglerHarald SchöppFrank Bähren
    • H04B7/212
    • H04J3/0605
    • To transmit an anisochronic data stream on an isochronic transmission route with a plurality of channels over a transmission network, a number of channels is reserved by the transmitter before beginning the transmission, where the sum of the transmission capacities of the reserved channels just exceeds the bandwidth of the asynchronous data stream. During the course of transmission, the data of the anisochronic data stream are formed into packets; each packet is transmitted over the reserved channels. After a packet has been sent, unused portions of the reserved channels are filled with filler data that is discarded at the receiver, until sufficient data are again available at the transmitter to begin transmission of the next packet.
    • 为了通过传输网络在具有多个信道的等时传输路由上发送不同步数据流,在开始传输之前由发射机预留多个信道,其中保留信道的传输容量之和恰好超过带宽 的异步数据流。 在传输过程中,不同时间数据流的数据形成分组; 每个分组在保留的信道上传输。 在分组被发送之后,预留信道的未使用部分被填充在接收机处被丢弃的填充数据,直到在发射机处再次可用的数据开始下一个分组的传输。
    • 5. 发明授权
    • Motor Vehicle Navigation System
    • 机动车导航系统
    • US07162364B2
    • 2007-01-09
    • US09801104
    • 2001-03-06
    • Frank BährenMichael BeckerHarald Schöpp
    • Frank BährenMichael BeckerHarald Schöpp
    • G01C21/00
    • G01C21/3667
    • A motor vehicle navigation system comprises a position sensor that senses the geographical position of the navigation system and provides a first navigation system position signal indicative thereof. The navigation system system also includes a navigation computing unit that recieves the first navigation system position signal and transmits onto a data bus (i) a first position signal indicative of the position of a trip starting location, (ii) a second position signal indicative of a trip destination location and (iii) the first navigation system position signal. A road map memory device includes map data. A second computing unit recieves (i) the first position signal, (ii) the second position signal and (iii) the first navigaion system position signal and the map data, and generates initial image data including map data indicative of the trip starting location, the trip destination location and the current position of the navigation system, and a display displays an initial image indicative of the initial image data.
    • 机动车导航系统包括感测导航系统的地理位置的位置传感器,并提供指示其的第一导航系统位置信号。 导航系统还包括导航计算单元,其接收第一导航系统位置信号并将其发送到数据总线上(i)指示跳闸起始位置的位置的第一位置信号,(ii)指示 旅行目的地位置和(iii)第一导航系统位置信号。 路线图存储装置包括地图数据。 第二计算单元接收(i)第一位置信号,(ii)第二位置信号和(iii)第一导航系统位置信号和地图数据,并且生成包括表示行程起始位置的地图数据的初始图像数据, 旅行目的地位置和导航系统的当前位置,并且显示器显示指示初始图像数据的初始图像。
    • 6. 发明授权
    • Apparatus and method for transmitting a digitized signal, and a data source and data sink to implement the method
    • 用于发送数字化信号的装置和方法,以及用于实现该方法的数据源和数据宿
    • US07071861B2
    • 2006-07-04
    • US10007677
    • 2001-11-13
    • Andreas StieglerHarald SchöppFrank Bähren
    • Andreas StieglerHarald SchöppFrank Bähren
    • H03M1/00
    • H04L25/49
    • The utilization of the capacity of a data transmission system (e.g., a MOST vehicle network) is improved in the event that the operating frequency and channel width of the system do not match the word frequency and word width of the digitized signal. The data words of the digitized signal are decomposed into partial words with a smaller width than that of the channels on which they are transmitted. Consequently, in each individual channel there remains a residual transmission capacity that makes it possible to transmit an identifier for each individual transmitted partial data word. A data sink, connected to the transmission system, uses this identifier to obtain information about the position of the respective partial data word in its original data word. This identifier may be one bit (i.e., a Boolean signal). Even if the number of partial data words into which each original data word is decomposed may be greater than two, a single bit is sufficient for example to distinguish every first or every last partial data word from all the other partial data words of a data word, and thus to deliver to the sink a fixed point from which it can begin to reconstruct the original data words.
    • 在系统的工作频率和信道宽度与数字化信号的字频和字宽不匹配的情况下,改善了数据传输系统(例如,MOST车辆网络)容量的利用。 数字化信号的数据字被分解为具有比它们被发送的信道的宽度小的部分字。 因此,在每个单独的信道中,仍然存在剩余传输容量,使得可以发送每个单独发送的部分数据字的标识符。 连接到传输系统的数据宿使用该标识符获得关于其原始数据字中相应的部分数据字的位置的信息。 该标识符可以是一位(即,布尔信号)。 即使每个原始数据字被分解成的部分数据字的数量可能大于两个,单个位足以例如将每个第一或最后部分数据字与数据字的所有其他部分数据字区分开 ,从而向宿提供固定点,从该点可以开始重建原始数据字。
    • 9. 发明授权
    • Method for assigning a data channel to multiple data links for simultaneous data transmission via a single data channel
    • 用于将数据信道分配给多个数据链路以便经由单个数据信道同时进行数据传输的方法
    • US07209488B2
    • 2007-04-24
    • US10023976
    • 2001-12-18
    • Michael BeckerJoachim WietzkeHarald Schöpp
    • Michael BeckerJoachim WietzkeHarald Schöpp
    • H04L12/28
    • H04L12/407H04L12/4013H04L12/42
    • A method for data transmission via several data channels in a network linking several units to one another, where the units can function as data sources, data sinks or transceivers, includes the steps of arbitrarily assigning a first data channel to a first predetermined one or more connection segments; arbitrarily assigning the first channel to a second predetermined one or more connection segments other than the first predetermined one or more connection segments; and simultaneously transmitting data between two units across the first predetermined one or more connection segments via the first data channel, and between two or more other units across the second predetermined one or more connection segments via the first data channel. The data are transmitted in a first direction over the first predetermined at least one connection segment, and the data are transmitted in a second direction over the second predetermined at least one connection segment, where the first ands second directions are the same.
    • 一种用于数据传输的方法,该方法通过将多个单元彼此连接的网络中的几个数据信道进行数据传输,其中单元可用作数据源,数据宿或收发器,包括以下步骤:将第一数据信道任意地分配给第一预定的一个或多个 连接段 任意地将第一通道分配给除了第一预定的一个或多个连接段之外的第二预定的一个或多个连接段; 并且经由所述第一数据信道在所述第一预定的一个或多个连接段之间以及经由所述第一数据信道穿过所述第二预定的一个或多个连接段的两个或更多个其他单元之间同时在两个单元之间传输数据。 数据在第一预定的至少一个连接段上以第一方向发送,并且数据沿着第二预定的至少一个连接段在第二方向上传输,其中第一和第二方向相同。