Patents Assigned to Silicon Image
  • Hybrid interface for serial and parallel communication
    Patent number: 8510487
    Abstract: Embodiments of the invention are generally directed to a hybrid interface for serial and parallel communication. An embodiment of a method includes initializing a first apparatus for transmission of data to or reception of data from a second apparatus, switching an interface for the first apparatus to a first mode for a parallel interface, the parallel interface including a first plurality of pins, and transmitting or receiving parallel data in the first mode via the first plurality of pins. The method further includes switching the interface of the first apparatus to a second mode for a serial interface, the serial interface including a second plurality of pins, the first plurality of pins and the second plurality of pins both including an overlapping set of pins, and transmitting or receiving serial data in the second mode via the second plurality of pins.
    Type: Grant
    Filed: February 11, 2010
    Date of Patent: August 13, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Alan T. Ruberg, Roger D. Isaac
  • Discovery of electronic devices in a combined network
    Patent number: 8504672
    Abstract: Embodiments of the invention are generally directed to discovery of electronic devices in a combined network. An embodiment of a method includes determining an identifier for a first device in a combined network according to a first network protocol, the combined network including a first network using the first network protocol and a second network using a second network protocol, where the identifier is determined based on a unique designation for the first device, and determining addressing information for the first device according to the second network protocol, where determining the addressing information includes establishing a physical address and a logical address for the first device. The method further includes broadcasting one or more messages containing identification information and capabilities of the first device to devices in the first network and to devices in the second network.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: August 6, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Brian K. Schmidt, Joerg Detert
  • Adaptive interconnection scheme for multimedia devices
    Patent number: 8489784
    Abstract: Embodiments of the invention are generally directed to adaptive interconnection for multimedia devices. An embodiment of an apparatus includes an apparatus that includes one or more ports, the one or more ports including one or more adaptable ports, where each adaptable port includes a receptacle to accept a plug of a connector element, the receptacle including multiple electrical contacts. The apparatus further includes an adaptable port device to process data including multimedia data received at the one or more adaptable ports, where the adaptable port device is to detect a multimedia signal format for multimedia data received at each of the adaptable ports, and adapt each of the adaptable ports to be compatible with the detected multimedia signal format for the adaptable port.
    Type: Grant
    Filed: December 31, 2010
    Date of Patent: July 16, 2013
    Assignee: Silicon Image, Inc.
    Inventor: Graeme Peter Jones
  • Detection of cable connections for electronic devices
    Patent number: 8484387
    Abstract: Embodiments of the invention are generally directed to detection of cable connections for electronic devices. An embodiment of an apparatus includes a port for the connection of a cable, the port being compatible with a first protocol and a second protocol, the port including multiple pins including a first pin for a first line and a second pin for a second line. The apparatus further includes a processor to determine a type of source device connected to the cable, where determination of the type of source device includes the apparatus detecting a low signal on the first line and a high signal on the second line, and, upon detecting the low signal on first line and the high signal on the second line, the apparatus initiates a discovery sequence, the discovery sequence including transmitting a signal sequence on the second line and attempting to receive the signal sequence on the second line.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: July 9, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Gyudong Kim, Chandlee Harrell, Shrikant Ranade, Alexander Pevsakhovich
  • COMPUTER MEMORY TEST STRUCTURE
    Publication number: 20130173974
    Abstract: A method and apparatus for a computer memory test structure. An embodiment of a method for testing of a memory board includes testing a memory of the memory board, where testing the memory including use of a built-in self-test structure to provide a first test pattern for the memory. The method further includes testing an IO (input output) interface of the memory with a host, where testing of the IO interface includes use of the built-in self-test structure to provide a second test pattern for the IO interface.
    Type: Application
    Filed: February 25, 2013
    Publication date: July 4, 2013
    Applicant: Silicon Image, Inc.
    Inventors: Chinsong Sul, Sungjoon Kim
  • RINGING SUPPRESSION IN VIDEO SCALERS
    Publication number: 20130162901
    Abstract: Embodiments are generally directed to ringing suppression in video scalers. An embodiment of a method includes receiving a stream of video data, received video data including sets of video data values, and storing a first set of video data values in a memory. A first set of scaled values for the set of video data values is determined based on a scaling technology, and a second set based on linear interpolation. The method includes detecting rate of change in amplitude for received video data, generating a mixing control signal based at least in part on the rate of change, mixing first set of scaled values and second set of scaled values based at least in part on mixing control signal to generate blended set of coefficients, and generating scaled video data output using the set of blended values.
    Type: Application
    Filed: December 22, 2011
    Publication date: June 27, 2013
    Applicant: Silicon Image, Inc.
    Inventor: Laurence A. Thompson
  • Network repository for metadata
    Patent number: 8468212
    Abstract: A method and apparatus for a network repository for metadata. Embodiments of a data repository include a memory to store data including one or more data content items, where each data content item is associated with zero or more metadata items, and where each data content item is associated with a handle and each metadata item is associated with an attribute name. The data repository further includes a network interface configured to communicate with a client device, and a control unit configured to control the storage of data in the memory, where the control unit provides functions for writing data to and reading data from the memory and where the control unit is to transfer the data without interpretation.
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: June 18, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Brian K. Schmidt, James G. Hanko, J. Duane Northcutt
  • Signaling for transitions between modes of data transmission
    Patent number: 8458343
    Abstract: Embodiments of the invention are generally directed to signaling for transitions between modes of data transmission. A embodiment of a method includes transmitting a data stream over a data link from a first device to a second device, the data stream operating in a first mode; determining that the data stream is to be changed from the first mode to a second mode; and transmitting a message from the first device to the receiver over a control link, the message indicating that the first device will change the data stream from the first mode to the second mode, the message being sent prior to the change to the second mode.
    Type: Grant
    Filed: July 30, 2009
    Date of Patent: June 4, 2013
    Assignee: Silicon Image, Inc.
    Inventor: William Conrad Altmann
  • Block noise detection and filtering
    Patent number: 8452117
    Abstract: Systems and methods for block noise detection and filtering are disclosed. One embodiment includes, computing difference magnitudes in pixel values for adjacent pixels in the image. The difference magnitudes can include horizontal difference magnitudes for horizontally adjacent pixels and vertical difference magnitudes for vertically adjacent pixels. One embodiment further includes using normalized sums of the difference magnitudes to determine a set of noise characteristics of the block noise and a set of image characteristics of the image and configuring inputs to the block noise filter using the set of noise and image characteristics.
    Type: Grant
    Filed: February 10, 2010
    Date of Patent: May 28, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Dale Richard Adams, Laurence A. Thompson
  • Edge detection
    Patent number: 8446525
    Abstract: A technique for deinterlacing an interlaced video stream is disclosed. A embodiment of a method includes calculating a pixel using edge detection, calculating a pixel using vertical interpolation, calculating a pixel using weaving, calculating a confidence level, calculating a motion value, blending the edge pixel calculation with the vertical interpolation calculation to generate a first output pixel calculation, the blending being based on the confidence level, and blending the first output pixel calculation with the weaving calculation to generate a second output pixel calculation, the blending being based on the motion value.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: May 21, 2013
    Assignee: Silicon Image, Inc.
    Inventor: Dale Richard Adams
  • IDENTIFICATION AND HANDLING OF DATA STREAMS USING CODED PREAMBLES
    Publication number: 20130089202
    Abstract: Embodiments of the invention are generally directed to identification and handling of data streams using coded preambles. An embodiment of an apparatus includes an interface with a communication channel, transmitter coupled with the interface to transmit one or more data streams via the interface, and a processing element, the processing element to receive one or more data streams for transmission. Upon receiving multiple data streams for transmission of a first type of data, including a first data stream and a second data stream for transmission of the first type of data, the processing element is to select a first preamble for the first data stream and a second preamble for the second data stream, where the first preamble is distinguishable from the second preamble.
    Type: Application
    Filed: October 7, 2011
    Publication date: April 11, 2013
    Applicant: SILICON IMAGE, INC.
    Inventor: William Conrad Altmann
  • Method and system for improving serial port memory communication latency and reliability
    Patent number: 8407427
    Abstract: A method, apparatus and system for reducing memory latency is disclosed. In one embodiment, data between a host computer system and a memory is communicated via a port or a group of ports at the memory over multiple time intervals, wherein the host computer is coupled to the memory. Further, a command associated with the data is communicated between the host computer system and the memory via the port or the group of ports over a single time interval.
    Type: Grant
    Filed: October 23, 2009
    Date of Patent: March 26, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Alan Ruberg, Seoung Jeong Lee, Hyung Rok Lee, Daeyun Shim, Dongyun Lee, Sungjoon Kim, Anu Murthy
  • Computer memory test structure
    Patent number: 8386867
    Abstract: A method and apparatus for a computer memory test structure. An embodiment of a method for testing of a memory board includes testing a memory of the memory board, where testing the memory including use of a built-in self-test structure to provide a first test pattern for the memory. The method further includes testing an IO (input output) interface of the memory with a host, where testing of the IO interface includes use of the built-in self-test structure to provide a second test pattern for the IO interface.
    Type: Grant
    Filed: July 2, 2009
    Date of Patent: February 26, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Chinsong Sul, Sungjoon Kim
  • Network repository for metadata
    Patent number: 8380807
    Abstract: A method and apparatus for a network repository for metadata. Embodiments of a data repository include a memory to store data including one or more data content items, where each data content item is associated with zero or more metadata items, and where each data content item is associated with a handle and each metadata item is associated with an attribute name. The data repository further includes a network interface configured to communicate with a client device, and a control unit configured to control the storage of data in the memory, where the control unit provides functions for writing data to and reading data from the memory and where the control unit is to transfer the data without interpretation.
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: February 19, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Brian K. Schmidt, James G. Hanko, J. Duane Northcutt
  • Conversion and processing of deep color video in a single clock domain
    Patent number: 8379145
    Abstract: Embodiments of the invention are generally directed to conversion and processing of deep color video in a single clock domain. An embodiment of a method includes receiving one or more video data streams, the one or more video data streams including a first video data stream, the first video data stream being clocked at a frequency of a link clock signal. The method further includes converting the first video data stream into a converted video data stream having a modified data format, wherein the modified data format includes transfer of a single pixel of data in one cycle of the link clock signal and the insertion of null data to fill empty cycles of the converted video data stream, and generation of a valid data signal to distinguish between valid video data and the null data in the converted video data stream.
    Type: Grant
    Filed: August 24, 2011
    Date of Patent: February 19, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Hoon Choi, Daekyeung Kim, Wooseung Yang, Young Il Kim
  • Method, apparatus, and system for pre-authentication and keep-authentication of content protected ports
    Patent number: 8374346
    Abstract: A method, apparatus and system for providing pre-authentication and keep-authentication of content protected ports system employing a ratio of one decipher processing engine (e.g., HDCP engine) associated with multiple ports is disclosed is disclosed. In one embodiment, a receiving device is pre-authenticated by a transmitting device, wherein the receiving device to receive a data stream from the transmitting device via a first data path. Further, a first High-Definition Content Protection (HDCP) engine is associated with a first port in the first data path, the first HDCP engine coupled with a second HDCP engine. The second HDCP engine is associated with a plurality of ports in a second data path, each of the plurality of ports associated with a memory pipe having state information relating to each of the plurality of ports, the state information being used to pre-authenticate the receiving device.
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: February 12, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Hoon Choi, Daekyeung Kim, Wooseung Yang, Gyudong Kim
  • Method, apparatus and system for employing a content protection system
    Patent number: 8347081
    Abstract: A method, apparatus and system for employing a secure content protection system is disclosed. In one embodiment, a certificate having a unique device identification associated with a first device is received, and, at a second device, a revocation list having unauthorized device identifications is received. The unique device identification is incrementally compared with the unauthorized device identifications of the revocation list, and media content is transmitted from the second device to the first device, if the unique device identification is not matched with the unauthorized device identifications of the revocation list.
    Type: Grant
    Filed: December 10, 2008
    Date of Patent: January 1, 2013
    Assignee: Silicon Image, Inc.
    Inventors: Hoon Choi, Daekyeung Kim, Wooseung Yang
  • Equalizer with Controllably Weighted Parallel High Pass and Low Pass Filters and Receiver Including Such an Equalizer
    Publication number: 20120314753
    Abstract: An adjustable equalizer that includes a first branch including a low pass filter (LPF) typically having a variable gain (?), and a second branch including a high pass filter (HPF) typically having another variable gain (?). Outputs of the branches in response to an input signal are summed to produce an equalized output. The equalizer can be implemented using CMOS technology and can be capable of equalizing an input indicative of data having a maximum data rate of at least 1 Gb/s. Typically, the equalizer is embodied in a receiver for use in equalizing a signal, indicative of video or other data, that has propagated over a serial link to the receiver.
    Type: Application
    Filed: August 23, 2012
    Publication date: December 13, 2012
    Applicant: SILICON IMAGE, INC.
    Inventor: Dongyun Lee
  • De-encapsulation of data streams into multiple links
    Patent number: 8325757
    Abstract: Embodiments of the invention are generally directed to de-encapsulation of data streams into multiple links. An embodiment of a method includes receiving a data stream including multiple data frames, the data stream being in a first mode having a multiple channels of content data including a first channel sent in a first position in each data frame and a second channel sent in a second position in each data frame following the first position, with each data frame including a synchronization signal to indicate a start of the content data. The method further includes transforming the data stream into data sub-streams in a second mode, the data sub-streams including a first data sub-stream to carry data for the first channel in the second mode and a second data sub-stream to carry data for the second channel in the second mode.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: December 4, 2012
    Assignee: Silicon Image, Inc.
    Inventors: Christopher Unkel, Edwin C. Seim, Lawrence L. Butcher
  • AUTOMATED SERVICE DISCOVERY AND DYNAMIC CONNECTION MANAGEMENT
    Publication number: 20120296955
    Abstract: In some embodiments, an apparatus includes device functional circuitry to perform at least one service; and network interface control circuitry to control interaction between the apparatus and a network. The network interface control circuitry includes a service discovery module to (1) send a presence announcement message to be transmitted outside the device to let other devices outside the device know of services the device may perform and (2) to receive presence announcement messages from the other devices outside the device to learn what services to the other devices may perform. In some embodiments, the network interface control circuitry includes a dynamic connection management module. Other embodiments are described and claimed.
    Type: Application
    Filed: July 3, 2012
    Publication date: November 22, 2012
    Applicant: Silicon Image, Inc.
    Inventors: Brian K. Schmidt, James G. Hanko, J. Duane Northcutt