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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 8180558 | System and method for improved traffic flow reporting using satellite digital audio radio service (SDARS) and vehicle communications, navigation and tracking system A system and method for traffic flow reporting are provided. An satellite digital audio radio service (SDARS) system receives traffic flow information for segments of roads with service coverage at a vehicle. A vehicle communications, navigation and tracking (VCNT) ... | 05/15/2012 |
| 8005419 | System and method for securely storing and organizing SDARS content with DRM and non-DRM protected media content, and for facilitating obtaining purchased or subscription-based media based on received SDARS content Disclosed are a device and method for securely storing and organizing SDARS content on a portable player. SDARS audio content is stored on a private partition of the device not available to a client PC. Shadow files are stored on a public partition of the device. Th... | 08/23/2011 |
| 7971227 | Method and apparatus for implementing file transfers to receivers in a digital broadcast system A method and apparatus are provided for implementing transfer of files to receivers in a digital broadcast system. The data files are partitioned into segments that are interspersed in a broadcast signal. Segment headers are provided to indicate the number of segmen... | 06/28/2011 |
| 7822381 | System for audio broadcast channel remapping and rebranding using content insertion A system is provided for generating a remapped audio stream at digital audio broadcast radios from a first audio stream using content insertion to allow tiered subscription services. A remapped audio stream is rebranded by extracting segments from the first audio st... | 10/26/2010 |
| 7809326 | System and method for providing recording and playback of digital media content A system and method for time-shifting a live broadcast, and facilitating the purchase of live or time-shifted broadcast content. The device records broadcast content being listened to by user, which gives the user the option to replay content. The device and method ... | 10/05/2010 |
| 7653088 | Method for concatenated convolutional encoding and interleaving A method and apparatus encode a source data stream via convolutional encoding. Plural encoded data streams are interleaved and transmitted on plural transmission channels. Data groups generated via convolutional encoding are interleaved via time-interleaving functio... | 01/26/2010 |
| 7606526 | Method and apparatus for providing digital media player with portable digital radio broadcast system receiver or integrated antenna and docking system A portable media player for receiving and storing a satellite digital audio radio service (SDARS) content stream is provided. Also provided are associated devices such as an integrated antenna and docking station, an SDARS receiver module for detachable connection t... | 10/20/2009 |
| 7454166 | System and method for providing recording and playback of digital media content A system and method for time-shifting a live broadcast, and facilitating the purchase of live or time-shifted broadcast content. The device records broadcast content being listened to by user, which gives the user the option to replay content. The device and method ... | 11/18/2008 |
| 7447171 | Antenna diversity system A system (100) for combining satellite and terrestrial signals from spatially diverse antennas (102 and 104) includes a tuner (101) and at least first and second analog to digital converters (103, 105) for converting at least two a... | 11/04/2008 |
| 7406311 | Method and apparatus for selectively operating satellites in tundra orbits A satellite system provides geosynchronous satellites in elliptical orbits in respective elliptical orbital planes separated by 120 degrees. The satellites traverse a common figure-eight ground track comprising northern and southern loops. The satellites are control... | 07/29/2008 |
| 7274327 | Method and apparatus for determining location in a satellite communication system A receiver unit (400) capable of determining its approximate location using a first and a second satellite transmission source (12 & 14) and, a first terrestrial transmission source (18) includes a receiver (402) and decoder (45... | 09/25/2007 |
| 7269125 | Method and apparatus for timing recovery in an OFDM system A method (500) for timing recovery in an orthogonal frequency division multiplexing (OFDM) system includes the steps of detecting (502) a lack of a synchronization symbol and determining (504) a timing offset from calculating the average group d... | 09/11/2007 |
| 7263329 | Method and apparatus for navigating, previewing and selecting broadband channels via a receiving user interface A radio receiver and method of controlling the same are provided for use in a digital digital audio radio services system. An improved user interface takes advantage of ancillary data transmitted with a digital broadcast signal to contemporaneously display song titl... | 08/28/2007 |
| 7260356 | Method and apparatus for wirelessly coupling a source signal to a radio frequency receiver A digital audio system (20) can include a receiver (24) coupled to an RF modulator (30), a source signal modulated by the RF modulator to provide a modulated signal, and an external antenna (32) for receiving the source signal and for tra... | 08/21/2007 |
| 7251281 | Method and apparatus for continuous cross-channel interleaving A method of interleaving data for transmission is provided wherein first and second interleaving patterns for arranging data symbols in a source data stream into first and second transmitted data streams are selected. Each of said data symbols has at least one bit. ... | 07/31/2007 |
| 7248152 | Automatic on/off switch for vehicle power outlets A vehicle power outlet switch (10) can include a threshold detector (14) for comparing a predetermined threshold with a vehicle battery characteristic and a power switch (18) controlled by the output of the threshold detector. Note, the vehicle ... | 07/24/2007 |
| 7180917 | Method and apparatus for employing stored content at receivers to improve efficiency of broadcast system bandwidth use The invention relates generally to a receiver unit in a digital broadcast system for receiving a broadcast signal comprising content segments and control data, and generating an output signal using the content segments and previously stored content segments. The pre... | 02/20/2007 |
| 7136640 | Method and apparatus for selectively operating satellites in tundra orbits A satellite system provides geosynchronous satellites in tundra orbits in respective elliptical orbital planes separated by 120 degrees. The satellites traverse a common figure-eight ground track comprising northern and southern loops. The satellites are controllabl... | 11/14/2006 |
| 7058086 | Method and apparatus for concatenated convolutional encoding and interleaving A method and apparatus encode a source data stream via convolutional encoding. One or more encoded data streams are interleaved and transmitted on one or more transmission channels. Data groups generated via convolutional encoding are interleaved via time-interleavi... | 06/06/2006 |
| 7010264 | System and method for detecting the connections of two antennae to a radio receiver A system and method for confirming that two antennae are connected to a radio receiver. There is provided a radio receiver including a signal generating source, a first antenna feed connection port, a second antenna feed connection port, and a signal detection circu... | 03/07/2006 |
| 6993316 | Method and apparatus for backup power in a communication system A digital receiver unit (28) having a backup energy source (214) for use in a vehicle (250) that operates on a primary energy source (216) includes a receiver (203) powered by the primary energy source when the vehicle is operating... | 01/31/2006 |
| 6970565 | Apparatus for and method of securely downloading and installing a program patch in a processing device A novel and useful apparatus for and method of securely downloading and installing a patch program in a processing device. Each processing device is assigned a unique key embedded therein during manufacture and has knowledge of a shared key. The program patch is enc... | 11/29/2005 |
| 6876835 | Method and apparatus for providing on-demand access of stored content at a receiver in a digital broadcast system A receiver in a digital broadcast system is provided for storing broadcast content files for on-demand playback purposes. The content files are transmitted in a partitioned format. Users can select which content files are to be captured in a memory device following ... | 04/05/2005 |
| 6810233 | System for providing signals from an auxiliary audio source to a radio receiver using a wireless link An apparatus and method are provided for transmitting audio signals from an auxiliary source such as a satellite broadcast receiver or a CD or cassette player to a radio receiver located, for example, in a vehicle, using a wireless link. The apparatus comprises a sc... | 10/26/2004 |
| 6661386 | Through glass RF coupler system A radio frequency (RF) coupler for passing RF energy through a dielectric such as glass, includes first and second circuit boards, each board having disposed thereon an electrical conducting material, the first and second circuit boards being arranged opp... | 12/09/2003 |
| 6640085 | Electronically steerable antenna array using user-specified location data for maximum signal reception based on elevation angle An apparatus and method are provided for adjusting the gain characteristics of an antenna array in accordance with elevation angle with respect to a satellite for optimum signal reception. The antenna elements of the antenna array are electronically steer... | 10/28/2003 |
| 6614767 | Method and apparatus for continuous cross-channel interleaving A method of interleaving data for transmission is provided wherein first and second interleaving patterns for arranging data symbols in a source data stream into first and second transmitted data streams are selected. Each of said data symbols has at leas... | 09/02/2003 |
| 6564003 | Method and apparatus for composite data stream storage and playback A composite data stream is stored on a data storage medium. The composite data stream comprises a plurality of program channels to provide services such as satellite digital audio radio service (SDARS), among others. The program channels are multiplexed i... | 05/13/2003 |
| 6549774 | Digital audio service satellite receiver having switchable operating modes for stationary or mobile use A satellite receiver is switchable between an operating mode wherein the receiver is capable of generating an output signal using received signals from one or a plurality of satellites, aid another operating mode wherein the receiver generates an output s... | 04/15/2003 |
| 6538609 | Glass-mountable antenna system with DC and RF coupling A vehicle antenna mounting system whereby the antenna, associated antenna electronics (e.g., LNA) and RF and DC coupling are provided in an integral antenna assembly for installation on the exterior of a vehicle. The integral antenna assembly comprises a ... | 03/25/2003 |
| 6493546 | System for providing signals from an auxiliary audio source to a radio receiver using a wireless link An apparatus and method are provided for transmitting audio signals from an auxiliary source such as a satellite broadcast receiver or a CD or cassette player to a radio receiver located, for example, in a vehicle, using a wireless link. The apparatus com... | 12/10/2002 |
| 6470058 | System for and method of jointly optimizing the transmit antenna patterns of two geostationary satellites in a satellite broadcasting system A system for and method of providing optimizing the antenna patterns on a first satellite and a second satellite that operate in conjunction to deliver content to a single radio receiver. The process begins by first selecting an objective predictive model... | 10/22/2002 |
| 6421020 | Vehicle antenna assembly for receiving satellite broadcast signals An apparatus, system and method for providing audio broadcast signals received from a satellite to a satellite radio receiver. A window clip having an integral transmission line is mounted on the edge of a vehicle window. The interior end of the transmiss... | 07/16/2002 |
| 6347216 | Method and system for providing geographic specific services in a satellite communications network A method and apparatus for communicating geographic specific services to a receiver in a satellite communications network by utilizing location identification information included in a composite signal transmitted by a terrestrial repeater. A terrestrial ... | 02/12/2002 |
| 6295033 | Vehicle antenna assembly for receiving satellite broadcast signals An apparatus, system and method for providing audio broadcast signals received from a satellite to a satellite radio receiver. A window clip having an integral transmission line is mounted on the edge of a vehicle window. The interior end of the transmiss... | 09/25/2001 |
| 6272328 | System for providing audio signals from an auxiliary audio source to a radio receiver via a DC power line A system is provided for detecting the presence of an FM-modulated audio signal from an auxiliary source, and operating a switch to provide that audio signal to a tuner in lieu of the radio frequency signal received at the tuner antenna. The tuner can be ... | 08/07/2001 |
| 6232926 | Dual coupled vehicle glass mount antenna system A dual coupled vehicle glass mount antenna system and method. The inventive system is adapted for operation through any suitable partition, such as an automobile windshield, and comprises an antenna mounted on a first side of the partition for receiving a... | 05/15/2001 |
| 6229824 | Method and apparatus for concatenated convolutional endcoding and interleaving A method and apparatus encode a source data stream via convolutional encoding. Plural encoded data streams are interleaved and transmitted on plural transmission channels. Data groups generated via convolutional encoding are interleaved via time-interleav... | 05/08/2001 |
| 6154452 | Method and apparatus for continuous cross-channel interleaving A method of interleaving data for transmission is provided wherein first and second interleaving patterns for arranging data symbols in a source data stream into first and second transmitted data streams are selected. Each of said data symbols has at leas... | 11/28/2000 |
