# US 2021/0176518 A1 · Digital Set-top Box with Custom Channel Function > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0176518 A1 - Document ID: US20210176518A1 - Status: Published application - Kind: A1 - Application number: 16/702,687 - Filed: 2019-12-04 - Published: 2021-06-10 - Earliest claimed: 2019-12-04 - Assignees: Trans Electric Co., Ltd. - Applicants: Trans Electric Co., Ltd. - Inventors: Ching Shen Hsiao - Web page: https://patentgrep.com/patent/US20210176518A1 ## CPC - H04N 21/4312: {involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations} - H04N 21/41: Structure of client; Structure of client peripherals - H04N 21/4622: {Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet (web site content organization and management for information retrieval from the Internet G06F16/958; transmission by internet of broadcast information H04H60/82; stock exchange data over packet-switching network H04L12/1804; push services including data channel over packet-switching network H04L12/1859)} - H04N 21/47202: {for requesting content on demand, e.g. video on demand} - H04N 21/482: End-user interface for programme selection - H04N 21/4823: {using a channel name} - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION ## Abstract A digital set-top box with a custom channel function has a central processing unit, including a composite channel table that has a channel list storing more than one channel number and more than one channel, wherein each of the channel numbers has a corresponding channel, and each of the channels is a video stream channel provided by a video streaming application installed in the central processing unit by the user; a memory unit, electrically connected to the central processing unit for storing the channels in the composite channel table; and an input/output unit, electrically connected to the central processing unit for receiving a control command sent from a remote control. When the remote control sends a number command, the central processing unit displays the channel corresponding to the channel in the number command on a display screen. ## Claims ### Claim 1 A digital set-top box with a custom channel function connected with a remote control and a display screen, comprising: a central processing unit, which includes a user editable composite channel table that stores a plurality of channel numbers and a plurality of channels, with each of the channel numbers corresponding to a respective one of the channels, wherein the channels in the composite channel table include television channels and a video stream channel provided by a video streaming application executed by the central processing unit, and each of the channel numbers has corresponding media setting information; a signal input unit, electrically connected to the central processing unit and including a plurality of media ports for receiving different digital video sources; an audio/video (AV) output unit, electrically connected to the central processing unit for outputting a video signal; a memory unit, electrically connected to the central processing unit for storing each of the channels in the composite channel table and media setting information thereof; and an input/output (I/O) unit, electrically connected to the central processing unit for receiving a control command sent by the remote control; wherein when the remote control sends a number command, the central processing unit searches for the channel corresponding to the number command in the memory unit according to the number command and displays the channel on the display screen. ### Claim 2 (depends on 1) The digital set-top box of claim 1, wherein the video streaming application is installed in the memory unit using installation files thereof downloaded by the user from the web or stored in an external storage device. ### Claim 3 (depends on 1) The digital set-top box of claim 1, wherein when the central processing unit searches for the channel corresponding to the number command, the central processing unit, based on the number command, finds the media setting information to search for the channel that corresponds to the number command. ### Claim 4 (depends on 1) The digital set-top box of claim 1, wherein the media ports include: a plurality of network ports, connected to an external network to download installation files; a plurality of USB ports, respectively connected to an external storage device to store the installation files; a digital television port, connected to an external antenna or a digital television signal source for receiving multiple wired or wireless television signals; and a plurality of memory card slots for receiving flash memory cards. ### Claim 5 (depends on 1) The digital set-top box of claim 1, wherein the AV output unit comprises a plurality of digital signal output ports and a plurality of analog signal output ports; wherein the digital signal output ports are configured to output a digital AV signal, and the analog signal output ports are configured to output an analog AV signal. ### Claim 6 (depends on 1) The digital set-top box of claim 1, wherein the memory unit comprises a flash memory and a random access memory; wherein the flash memory stores the channels in the composite channel table and the media setting information thereof, and the random access memory temporarily stores input signals of connection ports of the signal input unit as a buffer for data buffering. ### Claim 7 (depends on 1) The digital set-top box of claim 1, wherein the I/O unit further comprises a wireless receiving module, a plurality of indicator lights, and a plurality of buttons; wherein the wireless receiving module receives control commands from the remote control, the plurality of indicator lights display an operation state of the central processing unit, and the plurality of buttons allow a user to manually set the channels in the composite channel table and the media setting information thereof. ### Claim 8 (depends on 1) The digital set-top box of claim 1, wherein the central processing unit provides an operation interface sent from the AV output unit and displayed on the display screen.