180 results about "Multimedia processor" patented technology

A programmable processing engine and a method of operating the same is described, the processing engine including a customized processor, a flexible processor and a data store commonly sharable between the two processors. The customized processor normally executes a sequence of a plurality of pre-customized routines, usually for which it has been optimized. To provide some flexibility for design changes and optimizations, a controller for monitoring the customized processor during execution of routines is provided to select one of a set of pre-customized processing interruption points and for switching context from the customized processor to the flexible processor at the interruption point. The customized processor can then be switched off and the flexible processor carries out a modified routine. By using sharable a data store, the context switch can be chosen at a time when all relevant data is in the sharable data store. This means that the flexible processor can pick up the modified processing cleanly. After the modified processing the flexible processor writes back new data into the data store and the customized processor can continue processing either where it left off or may skip a certain number of cycles as instructed by the flexible processor, before beginning processing of the new data.

A direct memory access system consists of a direct memory access controller establishing a direct memory access data channel and including a first interface for coupling to a memory. A second interface is for coupling to a plurality of nodes. And a processor is coupled to the direct memory access controller and coupled to the second interface, wherein the processor configures the direct memory access data channel to transfer data between a programmably selectable respective one or more of the plurality of nodes and the memory. In some embodiments, the plurality of nodes are a digital signal processor memory and a host processor memory of a multi-media processor platform to be implemented in a wireless multi-media handheld telephone.

Potable multimedia terminal which is small and consumes low power, can process a large quantity of multimedia data such as video and audio data. Portable multimedia data input/output processor can be made smaller by using a pen as an input device and can also process a large quantity of multimedia data at a high speed by adopting a PCI bus as a local bus of a system. To retrieve, compress, and decompress multimedia data, main components of this portable multimedia data input/output processor are comprised of audio codec for compressing and decompressing audio data, video codec controller for compressing and decompressing video data, and multimedia processor for transmitting audio data to wireless communication controller and video data to video codec controller and to graphic processor. The method for retrieving multimedia data includes steps of receiving data, de-interleaving received data into audio, video, and graphic data, decompressing the data, and outputting the data to output device. The method for compressing data includes steps of inputting video data to video codec controller, compressing video and audio data at video codec controller and audio codec, interleaving the compressed data, and transmitting them to a remote system. The steps to decompress data are in reverse to the steps to compress data.

A direct memory access system consists of a direct memory access controller establishing a direct memory access data channel and including a first interface for coupling to a memory. A second interface is for coupling to a plurality of nodes. And a processor is coupled to the direct memory access controller and coupled to the second interface, wherein the processor configures the direct memory access data channel to transfer data between a programmably selectable respective one or more of the plurality of nodes and the memory. In some embodiments, the plurality of nodes are a digital signal processor memory and a host processor memory of a multi-media processor platform to be implemented in a wireless multi-media handheld telephone.

This invention relates to the application and communication method for network media telephone terminals. The terminal includes a phone module and IP phone module imaging the target called number into related network IP address for Volp communication, PCI bus with Ethernet interface and phone/multimedia processor controlled by CPU, the media port is connected by D/A conversion, a special inserted CPU, TCP/IP protocol stack the real time transmission protocol of the transmission stream media. The terminal and the software exchange center based on IP interact synchronously or asynchronously, and the IP calling cetral platform provides support to communication for stream media forms and speech.

Methods and systems for processing video data are disclosed herein and may include determining a first video format associated with video data to be displayed on a first video display communicatively coupled to a single mobile multiple media processor that supports a plurality of display formats. The single mobile multiple media processor may be integrated within a mobile device. An amount of the video data that is transferred from memory to the first video display, by a DMA controller, may be restricted based on the determined first video format associated with the video data to be displayed on a first video display. Only the restricted amount of the video data that is to be displayed by the first video display may be transferred from the memory to the first video display by the DMA controller.

Methods, systems, and apparatus for multimedia capture. The system includes one or more storage devices connected through a network to a vehicle. The vehicle includes a memory for buffering video. The vehicle includes multiple cameras coupled to one or more video processors. The one or more video processors are configured to capture a first video of an interior view of the vehicle for a period of time, capture a second video of an exterior view of surroundings of the vehicle for the period of time, and synchronize the first video and the second video. The vehicle includes one or more microphones coupled to one or more audio processors for capturing audio and an electronic control unit. The electronic control unit includes a multimedia processor. The electronic control unit is configured to buffer the synchronized video, detect a triggering event, and store the synchronized video.

A codec system is provided which includes encoding and decoding functions in a plurality of application environments. The codec subsystem encodes raw uncompressed HD-SDI video signals from a camera's optical subsystem into an MPEG-2 transport stream which is stored in onboard media. The subsystem may be programmed to encode or decode a plurality of video and audio formats as required by multiple HD-camera manufactures. A stand alone encoder decoder system is also provided in a network configuration for a studio production system. A programmable set of hardware including BSP, HD-SDI, SD-SDI, multiplexer/demultiplexer and MPEG-2 transport streams are provided. An intelligent power consumption management system is also provided.

A door monitor with a portable storage medium includes a host module disposed behind the door, a night-vision camera module disposed outside the door and electrically connected with the host module, a sensor disposed outside the door for detecting whether any object is approaching, and a microphone connected with the host module. The host module has a multimedia processor, a display, a touch panel, and a portable storage medium connecting interface. The user enters monitoring criteria using the touch panel. When an object approaches and stays for a period of time, the night-vision camera module starts recording. The recorded video data are sent to and played on the display. The video data are compressed in a format and stored on the portable storage medium. The door monitor readily monitors situations outside the door and records and stores video images for the purposes of home security.

A programmable energy efficient codec system is provided for encoding and decoding a plurality of application environments. A camera Codec and control system for an HD camera is provided for encoding uncompressed HD-SDI video signals into an MPEG-2 transport stream. A stand-alone encoder decoder system is provided in a network configuration allowing for remote display and editing of HD-SDI video. At least one plurality of HD-SDI transport streams is generated from HD-Cameras encoded into MPEG-2 transport streams and output into a DVD-ASI signal and a TS/IP packet stream further provided is a decoder which accepts MPEG-2-TS/IP packet streams from a routed IP network which are decoded into an uncompressed HD-SDI transport stream for display. A set top box is provided for decoding audio and video HD-TV. A first HDMI interface into the decoder allows acceptance of an MPEG-2-TS from local storage media. Connection to an IP routed network is provided. The set top box may also request product specific decoder algorithms from a centralized manager. A kernel is provided in software which enables dramatic power reduction and ease of system update.

A method is disclosed for logging triggers in a video data stream the method including but not limited to monitoring a video data stream at an multimedia processor end user device; receiving from a data distribution server, the video data stream at the multimedia processor end user device; detecting a trigger in the video data stream at the multimedia processor end user device; logging a time for the trigger detected in the video data stream in a trigger log at the multimedia processor end user device; and sending the trigger log an advertising verification system in the data distribution system for correlating the time the trigger occurred with an Advertising Schedule.

The invention discloses a mobile video monitoring system which achieves a digital video compression function and a 3G wireless transmission function by utilizing an SOC (System on a Chip) single-chip multimedia processor and a 3G wireless communication system. The mobile video monitoring system comprises a 3G wireless network camera body, a video input device and an audio input device; and the wireless communication system can be accessed to a 3G mobile wireless communication network, a Wifi wireless Ethernet or an Ethernet. The 3G wireless network camera uses the SOC single-chip multimedia processor as the core, and is externally connected with a data storage SDRAM (Synchronous Dynamic Random Access Memory), a program storage NANDFlash, a CMOS (Complementary Metal Oxide Semiconductor) sensor camera or a video analog-to-digital (AD) converter, an audio AD converter, a 3G wireless communication module, a Wifi wireless Ethernet module and an Ethernet module. The 3G wireless communication module and the Wifi wireless Ethernet module are connected with a radio-frequency antenna and a radio-frequency circuit; and the video AD converter and the audio AD converter are respectively provided with a video input interface and an audio input interface. The SOC single-chip multimedia processor achieves a video encoding/decoding function, a wireless transmission function and a control function by using a Linux real-time operation system.

The invention discloses cooperation simulating and testing platform fore multimedia processor, which includes hardware simulating platform based on FPGA, software simulating platform run on the PC, the hardware simulating platform and the software simulating platform communicate through communication interface. The simulation testing platform with the structure, it can uses the FPGA hardware simulating with high efficiency, at the same time, it increase the controllable and observable performances through the software simulating platform, the simulating result can be displayed on the hardware, and it can read them to the host computer to carry on automatic test and data displaying.

A device includes a multimedia processor that can concurrently support multiple applications for various types of multimedia such as graphics, audio, video, camera, games, etc. The multimedia processor includes configurable storage resources to store instructions, data, and state information for the applications and assignable processing units to perform various types of processing for the applications. The configurable storage resources may include an instruction cache to store instructions for the applications, register banks to store data for the applications, context registers to store state information for threads of the applications, etc. The processing units may include an arithmetic logic unit (ALU) core, an elementary function core, a logic core, a texture sampler, a load control unit, a flow controller, etc. The multimedia processor allocates a configurable portion of the storage resources to each application and dynamically assigns the processing units to the applications as requested by these applications.

The invention relates to an accessing device of SIM card of the mobile terminal which enables each multi-media processor and each modem to access SIM card when a dual-frequency dual -module terminal using more than two modems is used. Thus, the accessing device is characterized in that a dual-frequency dual-module terminal with the SIM card comprises the following parts: a first modem and a second modem; when the two modems request to access the SIM card, if the control right is admitted, then the two modems receive the input of clock signals and synchronously exchange data with the SIM card data; a multi-media processor which supplies electricity to the SIM card and outputs switching control signals, the clock signals and admission control rights according the access request of the SIM card of the first modem or the second modem; a switcher which can switch the data paths of the first, the second modems and the SIM card.

Disclosed is a multimedia program download system and method of an apparatus equipped with a multimedia processor, which is capable of downloading a mass of multimedia program through a host interface without using a boot ROM. The present invention provides a multimedia program download control system and method including a multimedia processor efficiently used for system configuration of mobile devices or PDAs, which is capable of downloading a multimedia program to drive a system faster than conventional multimedia program download control systems and methods and constructing a board system simply. The multimedia program download control system of an apparatus is equipped with a multimedia processor in which a multimedia program is downloaded from a host processor and is stored in a program area of a SDRAM. The multimedia processor comprises a host interface, a GDMA (General Purpose Direct Memory Access), a CPU and a reset controller. The host interface receives a download start signal and a download end command of the multimedia program from the host processor, receives the multimedia program by the unit of a predetermined size, transmits the received multimedia program to the GDMA.

A method and system are provided in which a multimedia processor comprises a first portion associated with a first of a plurality of power domains and a second portion associated with a second of the plurality of power domains. The first portion and the second portion of the multimedia processor are integrated on a single substrate. Data may be transferred from the first portion to the second portion and, upon completing the transfer, the first portion may be powered down and state information associated with it stored. The state information may be stored in an external SDRAM. The data in the second portion of the multimedia processor may be transferred to an external device through a peripheral module in the second portion. When a trigger event associated with the data transfer to the external device occurs, the first portion may be powered up and rebooted using the stored state information.