摘要:
An apparatus for receiving an upstream data packet in a channel bonding mode is provided. The apparatus includes: an upstream demodulator for receiving a data packet transmitted from a cable modem and converting the received packet; an upstream processor for adding packet re-combination information to the data packet received from the upstream demodulator; an upstream segment processor for re-combining the data packet received from the upstream processor in response to the packet re-combination information; and an upstream channel band allocation unit for transmitting information comprising a data allocation band and an allocation interval to the cable modem and providing the packet re-combination information to the upstream processor. Also, a method of receiving an upstream data packet in a channel bonding mode is provided.
摘要:
Man-machine interface apparatus and method for an user are provided. The man-machine interface apparatus includes: a touch recognizing unit recognizing a touch by the invisible user; and a voice notifying unit notifying the invisible user of a name of a menu or application service corresponding to the touched position through a voice.
摘要:
Provided is a method and system of transmitting and receiving a three-dimensional (3D) broadcasting service, and more particularly, to a method and system for transmitting and receiving a reference image and a 3D auxiliary image for the 3D broadcasting service through a digital broadcasting network in real-time or in non-real time. According to the present invention, a smooth broadcasting service may be provided to terminals receiving a two-dimensional (2D) or 3D broadcast.
摘要:
A method and apparatus of processing a multicast service flow for a headend cable modem is provided.The method of processing the multicast service flow includes: classifying an inputted multicast packet by a session; composing an internal header including multicast service flow information allocated to the classified session; and outputting an internal multicast packet including the internal header.
摘要:
A broadcasting signal transmitting device transmits a broadcasting signal including a base layer signal and an enhancement layer signal as well as an additional layer signal relating to the broadcasting signal to a broadcasting signal receiving device. The broadcasting signal receiving device selectively provides the enhancement layer signal and the additional layer signal to the user according to the user's service level. Accordingly, various services are differently provided to the user according to the user level.
摘要:
Provided is a Downloadable Conditional Access System (DCAS) service providing method where a mutual authentication with respect to a DCAS host and an Authentication Proxy (AP) server is performed, operating environment information and host identification information, which are extracted by the AP server, are transmitted by the AP server to a Personalization Server (PS), image information is selected by referring to the host identification information, the operating environment information, and policy information agreed to by a Conditional Access System (CAS) server and the PS, the image information being transmitted by the PS to a code download server, and the image information is transmitted to the DCAS host, when access information of the image information is transmitted to the DCAS host through the PS and the AP server.
摘要:
A cable modem is provided. The cable modem may include: a plurality of modulators to generate a plurality of pieces of digital data corresponding to a plurality of independent channels; a plurality of digital upconverters to up-convert a frequency of each of the plurality of pieces of digital data into a predetermined frequency; and a Radio Frequency (RF) processor to channel-bond outputs of the plurality of digital upconverters into at least one channel, and generate an analog output signal, the outputs having the predetermined frequency.
摘要:
Disclosed are a method and apparatus for providing broadcast service information in a cable network. A data transmitting method of the broadcast service information providing apparatus includes receiving IPTV broadcast contents, configuring broadcast service information on the IPTV broadcast contents, assigning a virtual channel to the broadcast service information; and transmitting, to a terminal, the broadcast service information to which the virtual channel is assigned. A data receiving method of a terminal includes receiving broadcast service information to which a virtual channel is assigned, displaying configuration information of the virtual channel, selecting the virtual channel, and decoding the broadcast service information assigned to the selected virtual channel to display the decoded information.
摘要:
Disclosed are a server and method for controlling a customer premises cable modem based on configuration information. The configuration information control server includes a basic configuration information managing module to generate basic configuration information included in the configuration information for controlling the customer premises cable modem, and transmit the generated basic configuration information to the customer premises cable modem, a supplementary configuration information managing module to generate supplementary configuration information included in the configuration information, and transmit the generated supplementary configuration information to the customer premises cable modem, and a control module to determine whether either the basic configuration information or the supplementary configuration information is required to be transmitted to the customer premises cable modem.
摘要:
An apparatus and a method for providing a downloadable conditional access service using a distribution key are provided. With regard to the apparatus for providing the downloadable conditional access service using the distribution key, a subscriber authorization system transmits a target entitlement management massage being encoded with a target distribution key to a host, and the host decodes the encoded target entitlement management message being encoded with the target distribution key included in a target secure micro client.