Patent Application
20080190266
This application claims the benefit under 35 U.S.C. §119(a) of a Korean patent application filed in the Korean Intellectual Property Office on Feb. 8, 2007 and assigned Serial No. 2007-0013447, the entire disclosure of which is hereby incorporated by reference.
1. Field of the Invention
The present invention relates to an apparatus and method for playing a music file. More specifically, the present invention relates to a method and a terminal for playing and displaying a music file that enable a user to easily change the progress and volume of a music file being played in the terminal or select another music file.
2. Description of the Related Art
With advances in technology, terminals have developed from simple tools used simply to make and receive phone calls into multimedia devices that offer a wide variety of supplementary services. Such supplementary services include electronic note functions, gaming, and schedule management functions. Terminals have also been developed to use wireless Internet services which allow a user to find information on the Internet, to send and receive e-mails, and the like which significantly increases the convenience of use.
Further, a terminal with a music player for playing back music files has been developed to meet increasing demands for multimedia services. A terminal that is capable of playing back music files enables a user to listen to music in a manner similar to that of a conventional dedicated music file player such as a portable cassette player. The terminal can play back a desired music file and output the music file through a built-in speaker or earphone.
In general, after a playback mode is selected, a desired music file is selected for playback. During playback, a user may select a specific button or function in order to change the progress and volume of a music file being played. In order to select another music file, the user must return to an upper level menu within the playback mode.
When a music file is being played using a terminal with a music player in this manner, executing associated supplementary functions causes considerable inconvenience to the user. Thus, there is a need to develop a method for operating a music player in an easy and convenient manner. There is also an increasing need to provide a novel user interface for a user of a terminal equipped with a music player.
An aspect of the present invention is to address at least the above-mentioned problems and/or disadvantages and to provide at least the advantages described below. Accordingly, an aspect of the present invention is to provide a method and a terminal for playing and displaying music that provide increased user convenience.
Another aspect of the present invention is to provide a method and a terminal for playing and displaying music that enable a user to easily change the progress and volume of a music file being played, select another music file and pause the playback of the music file by contacting a touch screen.
Yet another aspect of the present invention is to provide a method and a terminal for playing and displaying music that provide a novel user interface for a user.
In accordance with an aspect of the present invention, a method for playing and displaying music in a terminal is provided. The method includes selecting a desired track in a playback mode, playing the selected track and displaying information about the selected track, a playing progress bar, a current play time for the selected track and a position corresponding to the current play time on the playing progress bar in order to update playing progress information.
In accordance with yet another aspect of the present invention, a terminal having a music player is provided. The terminal includes a memory unit for storing music tracks, a music player for playing the music tracks, a display unit having a touch screen for displaying a playing progress bar indicating current play time for a track being played and a volume control bar and a controller for controlling the display unit to display the playing progress bar in a first direction and the volume control bar in a second direction that intersects with the playing progress bar.
The above and other aspects, features and advantages of certain exemplary embodiments of the present invention will be more apparent from the following description taken in conjunction with the accompanying drawings, in which:
Throughout the drawings, it should be noted that like reference numbers are used to depict the same or similar elements, features and structures.
The following description with reference to the accompanying drawings is provided to assist in a comprehensive understanding of exemplary embodiments of the invention as defined by the claims and their equivalents. It includes various specific details to assist in that understanding but these are to be regarded as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the invention. Also, detailed descriptions of well-known functions and constructions are omitted for clarity and conciseness.
In exemplary embodiments as described below, the term “playing progress bar” means a bar displayed on a display unit to indicate the progress of a track being played. As an example, the playing progress bar may be displayed on the display unit in a horizontal direction. The playing progress bar also enables a user to change the progress status of a track during playback by contacting the playing progress bar. A “volume control bar” is displayed on the display unit to control the volume of a track being played. As an example, the volume control bar may be displayed on the display unit in a vertical direction in such a manner as to intersect with the playing progress bar. The volume control bar is contacted by the user to increase or decrease the volume of a track being played. The term “playing point” refers to a point on the display unit representing a time duration corresponding to the track currently being played. The playing point is indicated at a location where the playing progress bar intersects with the volume control bar. Also, the term “track” means a file that is stored or downloaded onto the terminal. The file may include a music file, a video file or other type of multimedia file.
The term “contact” refers to a state in which a user's finger comes into contact with the surface of a display unit, including, but not limited to, a touch, a flick, and a flick and hold. “Touch” means an action of a user of lightly putting a finger on the display unit so as to make contact therewith and then detaching the finger from the display unit. “Flick” refers to an action of moving a finger quickly by drawing a line across the display unit. “Flick and hold” means an action of moving a finger quickly to draw a line across a display unit and then resting the finger on the display unit.
For convenience of explanation, a mobile communication terminal is described herein as the terminal. However, it will be obvious to those skilled in the art that the terminal may be any type of information and communication device that is equipped with a music player, including a mobile terminal, mobile phone, wired/wireless phone, Personal Digital Assistant (PDA), Smart Phone, audio device, MP3 player, notebook, personal computer, and applications thereof.
Referring to
The display unit 101 displays data controlled and output by the controller 107. In an exemplary implementation, the display unit 101 may include a liquid crystal display (LCD). In this case, the display unit 101 also includes an LCD controller and an LCD display element. When the LCD is implemented to include a touch screen, the display unit 101 may function as an input portion. In an exemplary embodiment as illustrated and explained further below, the display unit 101 includes a touch screen.
When the terminal is in a playback mode, the display unit 101 displays a standby screen including a volume up/down cue, a managing area open cue, a toolbox area open cue and a previous/next cue. The previous/next cue may be used to display previous and next tracks or to play a track in reverse and forward directions.
During playback, the display unit 101 displays a playing progress bar, a volume control bar, the current time played (hereinafter referred to as “current play time”), the total track play time, the playing point, the managing area open cue and the toolbox area open cue.
In an exemplary implementation, the display unit 101 displays the playing progress bar and the volume control bar in the horizontal and vertical directions, respectively. Furthermore, the playing progress bar and the volume control bar may be arranged to intersect crosswise with each other.
When a flick and hold is performed on the playing progress bar during playback of a track, the display unit 101 displays a playing point at a point where the hold occurs. The display unit 101 also displays the current play time and total track play time to the left and right of the playing point, respectively. When a flick and hold is performed on the volume control bar during playback, the display unit 101 displays, above the playing point, a volume level at the point where the hold occurs.
If a flick is performed at an end of the playing progress bar during playback of a track, the display unit 101 displays the title of the previous or next track. If a contact such as a flick and hold or flick occurs on the playing progress bar or volume control bar, the display unit 101 also displays an arrow on the playing point so as to point in the direction of the flick and hold or flick. Details of the flick and hold operation as well as the flick operation are provided below.
The memory unit 103 includes a program memory and a data memory required for performing functions of the terminal. The program memory stores programs for controlling the general operations of the terminal, a program for controlling the playing of a track, and the like. The data memory temporarily stores data generated while executing the programs. The memory unit 103 stores music files and related data, for example an image of a performer's album jacket, a playlist of an album and the like. The music files may be stored in a music list.
The input unit 105 receives a user's manipulation signal for controlling operations of the terminal. The input unit 105 receives user input signals to select a playback mode and a desired track, to play a track and pause the playback of the track, to control the volume of a track being played, and to select a previous or next track. When the display unit 101 is a touch screen, the display unit 101 may also serve as the input unit 105.
The input unit 105 may include at least one of a key pad containing a plurality of key buttons, a touch panel for converting a user's contact into an input signal, a pointing device such as an optical mouse, a rotary jog dial, a touch wheel for converting a user's contact and contact rotation into an input signal, a scroll wheel for converting a wheel rotation into an input signal and other similar or equivalent units.
The controller 107 performs the overall control operation of the terminal. The controller 107 may include an internal or external music player 111. In an exemplary embodiment, the music player 111 is an internal music player. If a specific track is selected from a music list, the music player 111 plays the selected track. The music player 111 may be, for example, an MP3 player.
If a user performs a flick and hold on the playing progress bar during playback in the direction in which a track is playing, i.e. in the rightward direction from a playing point, the controller 107 performs a fast forward (FF) operation on the track being played. If a flick is performed in the rightward direction from a playing point towards the end of the playing progress bar, the controller 107 selects a next track for playback. If the user performs a flick and hold on the playing progress bar during playback in the direction opposite to the direction in which a track is playing, i.e. in the leftward direction from a playing point, the controller 107 performs a rewind (REW) operation on the track being played. If a flick is performed in the leftward direction from a playing point towards the end of the playing progress bar, the controller 107 selects a previous track for playback. Further, if the user contacts the playing progress bar to move a playing point, the controller 107 also moves the volume control bar correspondingly.
If the user performs a flick and hold on the volume control bar during playback upwards from a playing point, the controller 107 increases the volume of a track being played. If the user performs a flick and hold on the volume control bar downwards from the playing point, the controller 107 decreases the volume of the current track. Further, if the user contacts the volume control bar to move a playing point, the controller 107 also moves the playing progress bar correspondingly.
If the user touches any region of the display unit 101 during playback, the controller 107 pauses the playback of a track being played. If the user touches the region in a paused state, the controller 107 resumes the playback of the track.
The audio processor 109 reproduces a music track output from the controller 107 through a speaker SPK and outputs an audio signal generated through a microphone MIC to an audio codec of the controller 107.
The terminal may further include a radio frequency (RF) unit for performing wireless communications. The RF unit includes an RF transmitter that up-converts the frequency of a signal to be transmitted and amplifies the signal, and an RF receiver that low-noise amplifies a received signal and down-converts its frequency.
A method for playing and displaying music in a terminal according to an exemplary embodiment of the present invention is described in detail with reference to
Referring to
If the playback mode is selected, the controller 107 controls the display unit 101 to display a standby screen for the playback mode in step S205. An example of a standby screen is shown in
Referring to
The controller 107 then determines whether a music track is selected in step S207. That is, when the standby screen is displayed at step 205, if the controller 107 detects a user's touch on the upper level menu key 319 in the soft key area 313, an upper level menu is displayed. The upper level menu contains submenus including a playback mode submenu, a music list submenu and the like. The user touches to select a specific track from tracks stored within a music list in the memory unit 103 that are displayed upon selection of the music list submenu.
When the playback mode is selected at step S203, instead of the user selecting a desired track from a music list displayed upon a touch of the upper level menu key 319, the controller 107 may initially control the display unit 101 to display the music list submenu for the user to select a desired track for playback. Alternatively, if the desired track has previously been played, the user may touch a point on the standby screen at which the horizontal playing progress bar and vertical volume control bar intersect with each other, as shown in
If a music track is selected in step S207, the controller 107 plays back the selected track and controls the display unit 101 to display the playing progress bar and the volume control bar showing playback of the track in step S209. The horizontal playing progress bar and vertical volume control bar are initially displayed in step S205 after selection of the playback mode, as shown in
Referring to
The controller 107 also controls the display unit 101 to display a list display cue 391, the current play time 393, the total track play time 395, and current track information 397. While
Thereafter, the controller 107 determines whether a contact occurs on the screen in step S211. If a contact occurs on the screen, the controller 107 performs a function corresponding to the contact in step S213. The controller 107 then determines whether the process has terminated in step S215. The steps S211 through S215 are described in greater detail hereinafter.
The operation of the terminal when a contact occurs on the playing progress bar according to an exemplary method of
Referring to
If a contact does not occur on the playing progress bar, the process continues as described later in relation to
If a contact occurs on the playing progress bar at step S401, the controller 107 determines whether the contact on the playing progress bar occurs in the rightward direction from a playing point in step S403. Referring to
If the contact occurs in the rightward direction from a playing point, the controller 107 determines whether the contact is a flick and hold in step S405. More specifically, the controller 107 determines whether a flick and hold action occurs on the playing progress bar displayed on the display unit 101 in the rightward direction from the playing point. While a track is being played as shown in
If the contact is a flick and hold as determined at step S405, the controller 107 performs a fast forward (FF) operation on the track being played in step S407.
Referring to
Subsequently, the controller 107 determines whether the operation has terminated in step S409.
If the contact on the playing progress bar does not occur in the rightward direction from a playing point at step S403, the controller 107 determines whether the contact on the playing progress bar occurs in the leftward direction from a playing point, i.e. in the direction opposite to the direction of progress of the playing point while the track is playing in step S411.
If the contact occurs in the leftward direction from a playing point, the controller 107 determines whether the contact is a flick and hold in step S413. More specifically, the controller 107 determines whether a flick and hold action occurs on the playing progress bar in the leftward direction from the playing point. For example, while a track is being played as shown in
If the contact is a flick and hold at step S413, the controller 107 performs a rewind (REW) operation on the track being played in step S415.
Referring to
Subsequently, the controller 107 determines whether the operation has terminated at step S409.
If the contact is not a flick and hold at step S405, the controller 107 determines whether a flick is performed through a right end of the playing progress bar in step S417. While a track is playing as shown in
If a flick occurs at step S417, the controller 107 selects a next track for playback in step S419. More specifically, upon recognizing the user's flick through the right end of the playing progress bar, the controller 107 selects the next track from tracks in a music list and plays the next track. In this case, the controller 107 controls the display unit 101 to display the title of the next track at the right end of the playing progress bar. Referring to
Subsequently, the process continues at step S409.
If the contact performed in the leftward direction from the playing point is not a flick and hold at step S413, the controller 107 determines whether a flick is performed to a left end of the playing progress bar in step S421. While a track is playing as shown in
If a flick occurs at step S421, the controller 107 selects a previous track for playback in step S423. More specifically, upon recognizing the user's flick through the left end of the playing progress bar, the controller 107 selects the previous track from tracks in a music list and plays back the previous track. In this case, the controller 107 controls the display unit 101 to display the title of the previous track at the left end of the playing progress bar. Referring to
Subsequently, the process continues in step S409.
An exemplary operation of the terminal when a contact occurs on the volume control bar and an exemplary screen according to the method of
Referring to
If a contact occurs on the volume control bar, the controller 107 determines whether the contact is a flick and hold performed on the volume control bar upwards from a playing point in step S703. While a track is being played as shown in
If it is determined that the contact is a flick and hold performed upwards from a playing point at step S703, the controller 107 increases the volume of a track being played to a volume level (801 in
Subsequently, the controller 107 determines whether the operation has terminated in step S707.
If it is determined that the contact occurring on the volume control bar is not a flick and hold performed upwards from a playing point at step S703, the controller 107 determines whether the contact is a flick and hold performed downwards from a playing point in step S709. While a track is being played as shown in
If the contact is a flick and hold performed downwards from the playing point at step S709, the controller 107 decreases the volume of a track being played to a volume level (805 in
Thereafter, the controller 107 determines whether the operation has terminated at step S707.
If a contact does not occur on the volume control bar at step S701, the controller 107 determines that the contact is a touch on the screen in step S713. During playback, the controller 107 determines that a touch by the user occurs in any region of the display unit 101. For example, the controller 107 may determine that a user's touch occurs on the playing point. A touch means an action of a user of lightly putting a finger on the display unit 101 so as to make contact therewith and then lifting the finger from the display unit 101.
If a touch occurs during playback, the controller 107 pauses the playback of a track in step S715, as shown in
Next, the controller 107 determines whether a subsequent touch action occurs in step S717. If a subsequent touch action occurs, the controller 107 resumes the playback of the track in step S719.
For example, upon determining that a subsequent touch occurs on the playing point, the controller 107 may resume the playback of the track. That is, if a touch occurs during playback, the controller 107 pauses the playback of a track. If a touch occurs in a paused state, the controller 107 resumes the playback of the track.
Thereafter, the controller 107 determines whether the operation has terminated at step S707.
A method and a terminal for playing and displaying music according to an exemplary embodiment of the present invention enable a user to change the progress and volume of a track being played, pause the playback of the track, and select a next or previous track by contacting a playing progress bar, volume control bar, or screen during playback. The present invention also provides a novel user interface including a playing progress bar indicating the progress of a track being played and a volume control bar for adjusting the volume of the track that are arranged to intersect with each other in a crosswise manner. Thus, increased convenience can be provided for a user of a terminal equipped with a music player.
Certain aspects of the present invention can also be embodied as computer readable code on a computer readable recording medium. A computer readable recording medium is any data storage device that can store data which can be thereafter read by a computer system. Examples of the computer readable recording medium include read-only memory (ROM), random-access memory (RAM), CD-ROMs, magnetic tapes, floppy disks, optical data storage devices, and carrier waves (such as data transmission through the Internet). The computer readable recording medium can also be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion. Also, functional programs, code, and code segments for accomplishing the present invention can be easily construed by programmers skilled in the art to which the present invention pertains.
Although the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes and modifications in form and details may be made without departing from the spirit and scope of the present invention as defined by the following claims and their equivalents.
| Number | Date | Country | Kind |
|---|---|---|---|
| 2007-13447 | Feb 2007 | KR | national |
