# US 7,609,940 B2 · Display device and method for recording and replaying broadcasting program therein > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 7,609,940 B2 - Document ID: US7609940B2 - Status: Granted - Kind: B2 - Application number: 11/104,437 - Filed: 2005-04-13 - Published: 2005-12-01 - Granted: 2009-10-27 - Earliest claimed: 2004-05-31 - Assignees: LG Electronics Inc. - Inventors: Jae Kyung Lee - Web page: https://patentgrep.com/patent/US7609940B2 ## CPC - H04N 5/76: Television signal recording - H04N 5/781: on disks or drums - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION ## Abstract A method for selectively recording or replaying partial scenes of a broadcasting program includes the steps of: receiving a broadcasting program and a corresponding supplementary information; determining whether or not information on pre-selected scenes or user-selected scenes of the broadcasting program is contained in the supplementary information; and if so recording the pre-selected or user-selected scenes of the broadcasting program. ## Claims ### Claim 1 A method for selectively recording a pre-selected subset of scenes of a broadcasting program, the pre-selected subset of scenes being pre-selected prior to broadcasting the broadcasting program, the method comprising the steps of: receiving the broadcasting program and corresponding supplementary information; determining whether or not information on the pre-selected subset of scenes of the broadcasting program is contained in the supplementary information; and if the determining step determines the information on the pre-selected subset of scenes is contained in the supplementary information, extracting the information on the pre-selected subset of scenes from the supplementary information, recording the pre-selected subset of scenes of the broadcasting program based on the extracted information, and updating a recording history stored in the storage unit, the recording history including a recording status indicating a ratio of a partial recording of the broadcasting program. ### Claim 2 (depends on 1) The method of claim 1, wherein the extracted information on the pre-selected subset of scenes includes an indicator that indicates a video signal period corresponding to the pre-selected subset of scenes. ### Claim 3 (depends on 1) The method of claim 1, wherein the information on the pre-selected subset of scenes includes a symbol or text, which represents the pre-selected subset of scenes. ### Claim 4 (depends on 1) The method of claim 1, further comprising the step of: if the determining step determines that the information on the pre-selected subset of scenes is not contained in the supplementary information, recording an entirety of the broadcasting program. ### Claim 5 (depends on 1) The method of claim 1, wherein the recording history includes at least one of a title, a summary, a recording time or date, or a bit size or time duration of the recorded pre-selected subset of scenes of broadcasting program or a ratio of a viewing duration of the pre-selected subset of scenes to a viewing duration of an entirety of the broadcasting program. ### Claim 6 A method for selectively playing a pre-selected subset of scenes of a broadcasting program recorded in a recording device, the pre-selected subset of scenes being pre-selected prior to broadcasting the broadcasting program, the method comprising the steps of: displaying on a screen a recording history of the recording device, the recording history including a list of recorded broadcasting programs, the list including recording status indicating a ratio of a partial recording of the broadcasting programs; selecting the broadcasting program from the list of recorded broadcasting programs in response to a user input; determining whether to replay an entirety of the broadcasting program or a pre-selected subset of scenes of the broadcast program according to the recording history; extracting information on a pre-selected subset of scenes of the broadcast program and corresponding supplementary information stored in a storage unit; and selectively playing the pre-selected subset of scenes based on the extracted information on the pre-selected scenes. ### Claim 7 (depends on 6) The method of claim 6, wherein the step of detecting includes the step of checking for information indicating that the information on the pre-selected subset of scenes is contained in the supplementary information. ### Claim 8 (depends on 6) The method of claim 6, wherein the information on the pre-selected subset of scenes includes an indicator that indicates a video signal period corresponding to the pre-selected subset of scenes. ### Claim 9 (depends on 6) The method of claim 6, wherein the information on the pre-selected subset of scenes includes a symbol or a text, which represents the pre-selected subset of scenes. ### Claim 10 A device configured to selectively record a pre-selected subset of scenes of a broadcasting program, the pre-selected subset of scenes being pre-selected prior to broadcasting the broadcasting program, comprising: a tuner configured to receive the broadcasting program and corresponding supplementary information; a controller configured to determine whether or not information on the pre-selected subset of scenes of the broadcasting program is contained in the supplementary information, and if the information on the pre-selected subset of scenes is determined to be contained in the supplementary information, extract the information on the pre-selected subset of scenes from the supplementary information, and record the pre-selected subset of scenes of the broadcasting program based on the extracted information; a storage unit configured to store the pre-selected subset of scenes of the broadcasting program based on the extracted information and a recording history, the recording history including a recording status indicating a ratio of a partial recording of the broadcasting program; and a display unit configured to selectively display the pre-selected subset of scenes of the stored broadcasting program based on the extracted information. ### Claim 11 (depends on 10) The device of claim 10, wherein the information on the pre-selected subset of scenes includes an indicator that indicates a video signal period corresponding to the pre-selected subset of scenes. ### Claim 12 (depends on 10) The device of claim 10, wherein the information on the pre-selected subset of scenes includes a symbol or text, which represents the pre-selected subset of scenes. ### Claim 13 (depends on 10) The device of claim 10, wherein the controller is configured to add information indicating that the extracted information on the pre-selected subset of scenes is contained in the supplementary information to the recording history. ### Claim 14 (depends on 10) The device of claim 10, wherein the recording history includes at least one of a title, a summary, a recording time or date or a bit size or time duration of the recorded broadcasting program or a ratio of a viewing duration of the pre-selected subset of scenes to a viewing duration of the entirety of the broadcasting program. ### Claim 15 A device configured to selectively play a user-selected subset of scenes of a broadcasting program recorded in a recording device, comprising: a tuner configured to receive the broadcasting program and corresponding supplementary information; a remote control keypad configured to input a key word identifying a user-selected parameter for selecting a subset of scenes in the broadcasting program; a controller configured to detect user-selected scenes from the broadcasting program corresponding to the user-selected parameter; and a storage unit configured to store the user-selected scenes corresponding to the user-selected parameter and to store a recording history, the recording history including a recording status indicating a ratio of a partial recording of the broadcasting program. ### Claim 16 (depends on 15) The device of claim 15, wherein the recording history includes information indicating that the broadcasting program has been recorded with the user-selected scenes. ### Claim 17 (depends on 15) The device of claim 15, wherein the recording history includes at least one of a title, a summary, a recording time or date or a bit size or time duration of the broadcasting program or a ratio of a viewing duration of the user-selected scenes to a viewing duration of the entirety of the broadcasting program. ### Claim 18 A system configured to transmit, receive and selectively record a pre-selected subset of scenes of a broadcasting program, the pre-selected subset of scenes being pre-selected prior to broadcasting the broadcasting program, comprising: a transmitter configured to transmit the broadcasting program and corresponding supplementary information; and a receiving device configured to receive the broadcasting program and the corresponding supplementary information; determine whether or not information on the pre-selected subset of scenes of the broadcasting program is contained in the supplementary information, and if the information on the pre-selected subset of scenes is determined to be contained in the supplementary information, extract the information on the pre-selected subset of scenes from the supplementary information, record the pre-selected subset of scenes of the broadcasting program based on the extracted information, and update a recording history stored in the storage unit, the recording history including a recording status indicating a ratio of a partial recording of the broadcasting program. ### Claim 19 (depends on 18) The system of claim 18, wherein the pre-selected subset of scenes are preview scenes or outline scenes that represent a plot of the broadcasting program, as selected by a producer of the broadcasting program or a producer of a station transmitting the broadcasting program. ### Claim 20 (depends on 18) The system of claim 18, wherein the receiving device is configured to enable a user to select and record one or more of the pre-selected subset of scenes. ### Claim 21 (depends on 20) The system of claim 20, wherein the receiving device is configured to enable the user to input keywords to identify the one or more of the pre-selected subset of scenes within the broadcasting program. ### Claim 22 A method for selectively playing a user-selected subset of scenes of a broadcasting program recorded in a recording device, the method comprising the steps of: receiving the broadcasting program and corresponding supplementary information; inputting a key word identifying a user-selected parameter for selecting a subset of scenes in the broadcasting program; detecting user-selected scenes from the broadcasting program corresponding to the user-selected parameter; and storing the user-selected scenes corresponding to the user-selected parameter and a recording history, the recording history including a recording status indicating a ratio of a partial recording of the broadcasting program. ### Claim 23 (depends on 22) The method of claim 22, wherein the recording history includes at least one of a title, a summary, a recording time or date, a bit size or time duration of the recorded user-selected scenes, or a ratio of a viewing duration of the user-selected scenes to a viewing duration of the entirety of the broadcasting program.