Method and apparatus for providing multimedia data using event index

An apparatus for providing a moving image in a mobile device, comprising:

• a biometric signal detection unit to detect a biometric signal of a user of the mobile device while the user captures the moving image;
• an indexing unit to digitize the detected biometric signal and to synchronize the digitized biometric signal with the captured moving image;
• a user interface to receive an input for setting a threshold for the digitized biometric signal;
• and
• a playback unit to filter out, based on the set threshold, at least a portion of the captured moving image,
• wherein the indexing unit comprises:
• a parameter calculator to obtain a signal processing parameter from the digitized biometric signal;
• and
• an event period generator to determine an emotional event period for the signal processing parameter, wherein the event period generator:
• compares when a peak value of the signal processing parameter is detected with when a user behavioural response to the moving image occurs;
• and
• determines an emotional event period for the signal processing parameter based upon the comparison,
• wherein the user behavioural response to the moving image comprises a facial response and/or a vocal response made by the user.

A method of recording and/or replaying a moving image in a mobile device, comprising:

• detecting a biometric signal of a user while the user captures the moving image;
• digitizing the detected biometric signal;
• synchronizing the digitized biometric signal with the moving image;
• receiving an input for setting a threshold for the digitized biometric signal;
• and
• filtering out, based on the set threshold, at least a portion of the captured moving image;
• recording the captured moving image with the digitized biometric signal in synchronization with the moving image;
• and
• selectively replaying the moving image, by using the result of the filtering out,
• wherein the digitizing the detected biometric signal and synchronizing the digitized biometric signal with the moving image comprises:
• obtaining a signal processing parameter from the digitized biometric signal;
• comparing when a peak value of the signal processing parameter is detected with when a user behavioural response to the moving image occurs;
• and
• determining an emotional event period for the signal processing parameter based upon the comparison,
• wherein the user behavioural response to the moving image comprises a facial response and/or a vocal response made by the user.

A mobile apparatus for providing a moving image, comprising:

• a biometric signal detection unit to detect a biometric signal of a user of the mobile apparatus, while the user captures the moving image;
• an indexing unit to digitize the detected biometric signal and to index the captured moving image using the digitized biometric signal;
• a user interface to receive an input for setting a threshold for the digitized biometric signal;
• and
• a playback unit to filter out, based on the set threshold, at least a portion of the indexed moving image, and to play back only the remaining portion of the moving image after the filtering out,
• wherein the playback unit filters out a portion of the indexed moving image, if the digitized biometric signal intensity in synchronization with the portion is less than the set threshold,
• wherein the indexing unit comprises:
• a parameter calculator to obtain a signal processing parameter from the digitized biometric signal;
• and
• an event period generator to determine an emotional event period for the signal processing parameter, wherein the event period generator:
• compares when a peak value of the signal processing parameter is detected with when a user behavioural response to the moving image occurs;
• and
• determines an emotional event period for the signal processing parameter based upon the comparison,
• wherein the user behavioural response to the moving image comprises a facial response and/or a vocal response made by the user.

A method of recording and/or reproducing a moving image using a mobile device, comprising:

• detecting a biometric signal of a user of the mobile device, while the user captures the moving image;
• digitizing the detected biometric signal;
• synchronizing the digitized biometric signal with the captured moving image;
• receiving an input for setting a threshold for the digitized biometric signal;
• filtering out, based on the set threshold, at least a portion of the captured moving image;
• selectively recording the captured moving image in synchronization with the digitized biometric signal;
• and
• reproducing the recorded moving image,
• wherein the digitizing the detected biometric signal and synchronizing the digitized biometric signal with the moving image comprises:
• obtaining a signal processing parameter from the digitized biometric signal;
• comparing when a peak value of the signal processing parameter is detected with when a user behavioural response to the moving image occurs;
• and
• determining an emotional event period for the signal processing parameter based upon the comparison,
• wherein the user behavioural response to the moving image comprises a facial response and/or a vocal response made by the user.

An apparatus for recording and/or playing back a moving image, comprising:

• a sensor;
• a biometric signal detection unit to detect a biometric signal of a user of the apparatus using the sensor while the user captures a moving image;
• an indexing unit to digitize the detected biometric signal and to index the captured moving image by synchronizing the digitized biometric signal with the captured moving image, while recording the captured moving image;
• a user interface to receive an input for setting a threshold for the digitized biometric signal;
• an editing unit to filter out a portion of the indexed moving image, based on the set threshold;
• and
• a playback unit to vary the playback time of the moving image using the digitized biometric signal in synchronization with the moving image,
• wherein the editing unit filters out a portion of the indexed moving image, if the synchronized digitized biometric signal intensity of the portion is less than the set threshold,
• wherein the indexing unit comprises:
• a parameter calculator to obtain a signal processing parameter from the digitized biometric signal;
• and
• an event period generator to determine an emotional event period for the signal processing parameter, wherein the event period generator:
• compares when a peak value of the signal processing parameter is detected with when a user behavioural response to the moving image occurs;
• and
• determines an emotional event period for the signal processing parameter based upon the comparison,
• wherein the user behavioural response to the moving image comprises a facial response and/or a vocal response made by the user.