Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
  • B01D63/08—Flat membrane modules
• • G—PHYSICS
  • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
  • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
  • G09B5/00—Electrically-operated educational appliances
  • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
  • B01D69/06—Flat membranes
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
  • B01D69/10—Supported membranes; Membrane supports
• • G—PHYSICS
  • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
  • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
  • G09B5/00—Electrically-operated educational appliances
  • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
  • G09B5/062—Combinations of audio and printed presentations, e.g. magnetically striped cards, talking books, magnetic tapes with printed texts thereon
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D2315/00—Details relating to the membrane module operation
  • B01D2315/06—Submerged-type; Immersion type
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F3/00—Biological treatment of water, waste water, or sewage
  • C02F3/02—Aerobic processes
  • C02F3/12—Activated sludge processes
  • C02F3/1236—Particular type of activated sludge installations
  • C02F3/1268—Membrane bioreactor systems
  • C02F3/1273—Submerged membrane bioreactors

Definitions

• the present invention relates to a toy type learning device and a method of controlling the same. More particularly, the present invention relates to a toy type learning device capable of controlling an output of a multimedia and method of controlling the toy type learning device.
• Background Art In accordance with development of electronics, various electrical instruments for educating infants and children have been manufactured. Especially, since a learning device provides the infants and the children with the learning contents using an audiovisual function based on the electronics, the learning device develops intelligence of the infants and the children, such as imagination, numerability, speech, creativity, color sense, morality, sociality, etc.
• the infants and the children need one-one education contacts because the infants and the children cannot fluently understand contents such as a language derived from the conventional aids. Moreover, the infants and the children do not tend to spontaneously and actively enter the learning in case of a video kit and concentrate on the learning in case of a conventional educational software for a computer.
• a toy type learning device in accordance with an aspect of the present invention includes a toy type input unit for outputting a contents request signal in response to a user's key operation, and a remote control unit for converting the contents request signal into a wireless signal and outputting the wireless signal to a processing unit having a plurality of contents to request a corresponding content.
• a toy type learning device in accordance with another aspect of the present invention includes a toy type input unit for outputting a contents request signal in response to a user's key operation, a remote control unit for converting the contents request signal into a wireless signal and outputting the wireless signal, a processing unit for receiving a contents media and extracting one of a plurality of contents stored in the contents media in response to the wireless signal, and an output device for outputting the contents provided from the processing unit.
• a method of controlling a toy type learning device outputting contents corresponding to a user's key operation through an output device the method in accordance with an aspect of the present invention is provided as follows. The user's key operation with respect to the toy is sensed, and a contents request signal is outputted.
• the contents request signal is converted into a wireless signal, and the wireless signal is outputted.
• One of the contents stored in a contents media is extracted in response to the wireless signal, and the extracted contents are outputted to the output device. Therefore, the toy type learning device and the controlling method of the toy type learning device may extract the corresponding contents in response to the user's key operation and control an output of a multimedia, so that the toy type learning device may be used as a learning assistant for infants or children.
• FIG. 1 is a block diagram illustrating a toy type learning device according to a first embodiment of the present invention
• FIG. 2 is a showing a toy type learning device according to the first embodiment of the present invention
• FIG. 3 is a view illustrating a toy type input unit shown in FIG. 1
• FIGS. 4 and 5 are block diagrams showing a remote control unit setting part shown in FIG. 1
• FIGS. 6 and 7 are flowcharts illustrating an operation of a remote control unit setting part shown in FIG. 1
• FIGS. 8 and 9 are views illustrating the remote control unit shown in FIG. i;
• FIG. i is a block diagram illustrating a toy type learning device according to a first embodiment of the present invention
• FIG. 2 is a showing a toy type learning device according to the first embodiment of the present invention
• FIG. 3 is a view illustrating a toy type input unit shown in FIG. 1
• FIGS. 4 and 5 are block diagrams showing a remote control unit setting part shown in FIG
• FIG. 10 is a block diagram illustrating the second control part of the remote control unit and the toy type input unit;
• FIG. 11 is a flowchart illustrating a program programmed in the second control part for the remote control unit;
• FIGS. 12 to 14 are views illustrating a menu selection of the toy type learning device;
• FIGS. 15 and 16 are views illustrating the menu selection of the toy type learning device according to another embodiment of the present invention;
• FIG. 17 is a block diagram illustrating a method of controlling the remote control unit with an internet;
• FIG. 18 is a block diagram illustrating a method of controlling the remote control unit with a compact disc;
• FIG. 19 is a block diagram illustrating a toy type learning device according to a second embodiment of the present invention;
• FIG. 20 is a view showing a toy type learning device according to the second embodiment of the present invention
• FIG. 21 is a block diagram illustrating a toy type learning device according to a third embodiment of the present invention
• FIG. 22 is a view showing a toy type learning device according to the- third embodiment of the present invention
• FIG. 23 is a view illustrating a toy type input unit shown in FIG. 22
• FIG. 24 is a view illustrating a signal relay part shown in FIG. 22.
• FIG. 1 is a block diagram illustrating a toy type learning device according to a first embodiment of the present invention.
• FIG. 2 is a showing a toy type learning device according to the first embodiment of the present invention. As shown in FIGS.
• a toy type learning device includes a first toy body part 100, a processing unit 200 and an output device 300.
• the first toy body part 100 includes a toy 110, a toy type input unit 120 and a remote control unit 130.
• the first toy body part 100 outputs a selection signal for selecting content to a processing unit 200.
• the remote control unit 130 may be attached to and detached from the first toy body part 100 and controlled by the remote control unit setting part 140.
• the toy 110 may include a plurality of puzzles.
• the toy 110 may be received in the toy type input unit 120 such that the toy 110 is easily attached to and detached from the toy type input unit 120.
• an audio data such as "You did a good job.” is outputted through the output device 300, or a video data is displayed on the output device 300 with the audio data such as "You are wrong. Please do it like this", so that the infant may correctly insert the puzzle into the puzzle board.
• the toy type input unit 120 receives the toy 110 and senses a status of the toy 110 being received in the toy type input unit 120. When the toy 110 is received in the toy type input unit 120, the toy type input unit 120 provides the remote control unit 130 with a toy insertion signal.
• the remote control unit 130 is connected to the remote control unit setting part 140.
• the remote control unit 130 is attachable to and detachable from the remote control unit setting part 140.
• the remote control unit 130 provides signals corresponding to the processing unit 200 such as a digital video disc (DVD) player and adjusts an interval between the signals.
• the remote control unit 130 is controlled by the remote control unit setting part 140.
• the remote control unit 130 receives the toy insertion signal from the toy type input unit 120 and transmits a contents request signal corresponding to the toy insertion signal to the processing unit 200 in a wireless manner.
• the processing unit 200 is connected to the first toy body part 100 in the wireless manner and receives a media 210 in which the contents are recorded.
• the processing unit 200 reads the recorded contents from the media 210 and provides the output device 300 with the read contents in response to a contents request signal.
• the processing unit 200 is a home appliance such as the DVD player.
• software corresponding to the contents may be easily programmed.
• the output device 300 provides a user such as the infant, the child, etc., with corresponding contents in a video mode or an audio mode while the read contents are supplied through the processing unit 200.
• the output device 300 includes a television or a home theater that may output the audio data and the video data.
• FIG. 3 is a view illustrating a toy type input unit shown in FIG. 1.
• the toy type input unit 120 includes a toy connecting part 122, a switching part 124 and a first remote control unit connecting part 126.
• the toy connecting part 122 performs a role as an interface connecting the toy 110 and the remote control unit 130.
• the toy 110 includes the contents such as the puzzles and a user interface for the contents.
• the switching part 124 includes a toy insertion sensing sensor 124a sensing the insertion of the toy 110 and a contents request button 124b outputting a contents request signal in response to a user's operation.
• the switching part 124 When the toy 110 is inserted into the toy type input unit 120, the switching part 124 generates the contents request signal, and the contents request signal is outputted from the remote control unit 130 through the first remote control unit connecting part 126.
• the toy type learning device having the toy insertion sensing sensor 124a and the contents request button 124b to request the contents corresponding to the toy 110 has been described, but the contents request button 124b may be removed from the toy type learning device in case that the contents are requested by the toy insertion operation.
• the switching device 124 may include various switching devices such as a conventional switching device and a switching device having a sensor in accordance with a kind of toy.
• FIGS. 4 and 5 are block diagrams showing a remote control unit setting part shown in FIG. 1.
• FIG. 4 shows a block diagram of a remote control unit setting part
• FIG. 5 shows an outside of the remote control unit setting part.
• the remote control unit setting part 140 according to a first embodiment of the present invention includes a learning keypad 141, a signal interval adjusting keypad 142, a wireless signal receiving part 143, a first control part 144, a display part 145, a second remote control unit connecting part
• the learning keypad 141 includes an up key, a down key, a left key, a right key and an enter key and provides the first control part 144 with a button signal corresponding to a button pushed by the user.
• the signal interval adjusting keypad 142 includes a signal interval increase button and a signal interval decrease button and provides the first control part 144 with a signal value adjusted by the user.
• the reason that key values for the up key, the down key, the left key, the right key and the enter key are set is because signals (code table index) from a remote controller required by the processing unit 200 are different from each other.
• a remote control signal of a DVD player manufactured by SAMSUNG ELECTRONICS CO., LTD., a remote control signal of a DVD player manufactured by LG ELECTRONICS CO., LTD. and a remote control signal of a DVD player manufactured by SONY CO., LTD. are different from each other, so that the button signal corresponding to the remote control signals is set.
• the remote control signals have a different time interval in accordance with the processing unit 200, so that the time interval of the remote control signals is adjusted by the signal interval adjusting keypad 142. That is, a remote control signal of a DVD player manufactured by SAMSUNG ELECTRONICS CO., LTD., a remote control signal of a DVD player manufactured by LG ELECTRONICS CO., LTD.
• the wireless signal receiving part 143 receives a signal from the processing unit 200 and provides the first control part 144 with the received signal from the processing unit 200.
• the first control part 144 receives the input values inputted through the learning keypad 141 and the signal applied from the wireless signal receiving part 143, and stores the input values and the signal in the memory 134 of the remote control unit 130.
• the first control part 144 adjusts the signal interval in response to the input values from the signal interval adjusting keypad 142 and stores the adjusted signal in the memory 134 of the remote control unit 130.
• the first control part 144 provides the display part 145 with information indicating that the input values and the signal are completely stored and information inducing key input of the learning keypad 141.
• the second remote control unit connecting part 146 performs a role of an interface to connect the remote control unit 130 and the remote control unit setting part 140.
• the power supply 147 supplies a power voltage to the learning keypad 141, the signal interval adjusting keypad 142, the wireless signal receiving part 143, the first control part 144 and the display part 145.
• FIGS. 6 and 7 are flowcharts illustrating an operation of a remote control unit setting part 140 shown in FIG. 1.
• FIG. 6 is a flowchart illustrating a learning operation of the first control part 144 for the remote control unit
• step SI 10 in order to control the remote control unit 130, the first control part 144 checks whether or not the remote control unit 130 is inserted into the remote control unit setting part 140 (step SI 10).
• step SI 10 when the remote control unit 130 is inserted into the remote control unit setting part 140, the first control part 144 checks whether or not the user pushes the key (step S120).
• step S120 when the user pushes the key, the first control part 144 checks whether or not a key signal generated by a remote controller corresponding to the processing unit 200 is inputted (step SI 30).
• step SI 30 when the key signal is inputted, the first control part 144 provides the display device 145 with a signal value of the key signal from the remote controller corresponding to the processing unit 200 and a key value from the learning keypad 141 of the remote control unit setting part 140 by the user and stores the signal value and the key value in the memory 134 (step S140).
• step S140 After controlled the remote control unit 130, a process of the flowchart shown in FIG. 7 in case of adjusting the signal interval between the signal values of the key signals is carried out.
• the first control part 144 checks whether or not the remote control unit 130 is inserted into the remote control unit setting part 140 (step S210).
• step S210 when the remote control unit 130 is inserted into the remote control unit setting part 140, the first control part 144 checks whether or not the user pushes a speed adjust key (step S220).
• step S220 when the user pushes the speed adjust key, the first control part 144 provides the display device 145 with a speed adjust key value and stores the speed adjust key value in the memory 134 of the remote control unit 130 through the second remote control unit setting part 146 (step S 230).
• FIGS. 8 and 9 are views illustrating the remote control unit shown in FIG.
• FIG. 8 shows a block diagram showing the remote control unit
• FIG. 9 shows an outside of the remote control unit
• the remote control unit 130 according to a first embodiment includes an outer connecting part 132, the memory 134, a second control part 136 and a wireless signal transmitting part 138.
• the outer connecting part 132 is connected to the toy type input unit 120 or the remote control unit setting part 140 to receive data. That is, when the outer connecting part 132 is connected to the toy type input unit 120, the outer connecting part 132 provides the second control part 136 with the contents request signal,.
• the outer connecting part 132 When the outer connecting part 132 is connected to the remote control unit setting part 140, the outer connecting part 132 transmits a predetermined learning key value and a predetermined signal interval adjust value in the memory 134.
• the memory 134 stores the predetermined learning key value and the predetermined signal interval adjust value provided through the outer connecting part 132.
• the second control part 136 operates the contents request signal inputted through the toy type input unit 120 and the key value stored in the memory 134 using a program installed therein and outputs the operated data through the wireless signal transmitting part 138.
• the wireless signal transmitting part 138 receives the operated data from the second control part 136 and converts the operated data into a wireless signal to provide the processing unit 200 with the wireless signal.
• FIG. 10 is a block diagram illustrating the second control part of the remote control unit and the toy type input unit.
• the switching part 124 and the power supply 128 according to the first embodiment of the present invention are mounted on the toy type input unit 120, and the second control part 136 and the wireless signal transmitting part 138 are mounted on the remote control unit 130.
• the switching part 124 may include a plurality of switches capable of being arranged in a matrix configuration, and numbers of the switches are determined according to a standard of a corresponding media. In case that the contents request signal is provided from the switching part 124, a repeat function is not used when a switching operation is maintained without the contents request signal being provided for about two seconds.
• the switching part 124 may further include a contents request button 124b in consideration of a kind of the toy type input unit 120.
• FIG. 11 is a flowchart illustrating the remote control unit. Particularly, in FIG. 11, a program programmed in the second control part 136 will be described. Referring to FIG. 11, the second control part 136 checks whether or not the contents request signal generated by the toy type input unit 120 is received through the outer connecting part 132 (step S310). In step S310, when the contents request signal is received, the second control part 136 extracts the key value from the memory 134 and the interval data from the memory 134 (step S320).
• the second control part 136 generates a signal corresponding to a predetermined look-up table using the contents request signal, the key value and the interval data (step S340), and the second control part 136 transmits the generated signal to the process unit 200 through the wireless signal transmitting part 138.
• the transmitted signal through the wireless signal transmitting part 138 may be one signal or a plurality of signals that is sequentially transmitted through the wireless signal transmitting part 138.
• FIGS. 12 to 14 are views illustrating a menu selection of the toy type learning device. Particularly, FIG. 12 is a view illustrating a hidden menu of the contents media, FIG.
• FIG. 13 is a view illustrating a conventional key selection button
• FIG. 14 is a look-up table illustrating a signal sequence corresponding to contents number.
• the hidden menu according to the present invention includes indexes corresponding to 25 contents and the indexes are arranged in a matrix configuration. Particularly, when an imaginary center portion is defined as a key value of "1" and numbers of toys gradually increase, the hidden menu has the matrix configuration as shown in FIG. 12.
• the numeral and arrangement of the direction key are not absolute. Referring to FIGS. 12 to 14, in case that the received key value is "1”, a signal corresponding to an enter button 51 or a signal corresponding to a selection button is transmitted as a wireless signal. In case that the received key value is "2", a signal corresponding to once of up button 52 and the enter button
• a signal corresponding to the selection button is transmitted as a wireless signal.
• the received key value is "3”
• a signal corresponding to once of right button 53 and the enter button 51, or a signal corresponding to the selection button is transmitted as a wireless signal.
• the received key value is "17”
• a signal corresponding to once of left button 55, a signal corresponding to twice of the up button 52 and the enter button 51, or a signal corresponding to the selection button is transmitted as a wireless signal.
• the indexes corresponding to the 25 contents have been described. However, although the numbers of the toys 110 increase, only number of button presses of the up button 52, the down button 53, the left button 54 and the right button 55 increase. FIGS.
• FIGS. 15 and 16 are views illustrating the menu selection of the toy type learning device according to another embodiment of the present invention.
• FIG. 15 is a view illustrating a look-up table according to another embodiment of the present invention
• FIG. 16 is a view illustrating a numeral button and an enter button of a remote controller based on the look-up table in FIG. 15.
• the look-up table according to another embodiment of the present invention includes contents numbers 1, 2, 3, ..., 24,
• a first contents number (1) corresponding to a first contents request is mapped in a numeral button 61 and an enter button 71 corresponding to the numeral "1”
• a second contents number (2) corresponding to a second contents request is mapped in a numeral button 62 and the enter button 71 corresponding to the numeral "2”
• a third contents number (3) corresponding to a third contents request is mapped in a numeral button 63 and the enter button 71 corresponding to the numeral "3".
• the contents request key may be generated by combining the numeral buttons and the enter button based on the look-up table storing a contents request hot key with respect to each of the contents, so that the menu selection method of the toy type learning device may be applied to a remote control device.
• the separated remote control unit setting part 140 has been described in order to control the remote control unit 130, but the remote control unit 130 may be controlled by an internet 500 and a remote control unit setting compact disc 410.
• FIG. 17 is a block diagram illustrating a method of controlling the remote control unit with an internet.
• a web server 610 performs an authentication process using an authentication server 620 and a user database 630.
• the web server 610 receives a model of the processing unit 200 and extracts a key information value and a speed adjust key value from a database management server 640 and a processing unit model database 650. The extracted key information value and the speed adjust key value are provided to the user's personal computer 400.
• FIG. 18 is a block diagram illustrating a method of controlling the remote control unit with a compact disc.
• a remote control unit setting compact disc 410 in which software for selecting and inputting the key information value and the speed adjust key value are recorded is loaded in the user's personal computer 400.
• the user's personal computer 400 extracts the key information value and the speed adjust key value from the remote control unit setting compact disc 410 in response to a user's operation.
• the user's personal computer 400 stores the key information value and the speed adjust key value in the memory 134 of the remote control unit 130 through a serial port, a parallel port and a standard Bluetooth manner.
• the user having the personal computer may control the remote control unit 130 through the remote control unit setting compact disc 410 provided with the toy type learning device or the internet 500 without the remote control unit setting part 140, thereby reducing numbers of parts for the toy type learning device and the manufacturing cost.
• FIG. 19 is a block diagram illustrating a toy type learning device according to a second embodiment of the present invention.
• FIG. 20 is a view showing a toy type learning device according to the second embodiment of the present invention.
• the same reference numerals denote the same elements in FIGS. 1 and 2, and thus any further repetitive descriptions of the same elements will be omitted.
• a toy type learning device according to a second embodiment of the present invention includes a second toy body part 700, a processing unit 200 and an output device 300.
• the second toy body part 700 includes a toy 110, a second toy type input unit 710 and a remote control unit 130.
• the second toy body part 710 outputs a selection signal for selecting contents to a processing unit 200.
• the remote control unit 130 may be attached to and detached from the second toy body part 710 and controlled by the remote control unit setting part 140.
• the second toy type input unit 710 includes a switching device 124 having buttons. When the user pushes the buttons of the second toy type input unit 710, a corresponding contents request signal is transmitted to the processing unit 200 through the remote control unit 130 in the wireless manner.
• the processing unit 200 extracts the contents corresponding to the pushed buttons from the contents media and outputs the extracted contents through the output device as video/audio information.
• the switching part 124 may include various switching devices such as a conventional switching device, a switching device having a sensor in accordance with a kind of toy, etc.
• the remote control unit setting part 140 for the remote control unit 130 is not shown, but the second toy type learning device may include the remote control unit setting part 140 as shown in FIG. 1.
• the user may also control the remote control unit 130 by using the internet 500 as shown in FIG. 17 or the compact disc as shown in FIG. 18.
• FIG. 21 is a block diagram illustrating a toy type learning device according to a third embodiment of the present invention.
• FIG. 22 is a view showing a toy type learning device according to the third embodiment of the present invention.
• FIG. 23 is a view illustrating a toy type input unit shown in FIG. 22.
• FIG. 24 is a view illustrating a signal relay part shown in FIG. 22.
• the same reference numerals denote the same elements in FIG. 1, and thus any further repetitive descriptions of the same elements will be omitted. Referring to FIGS.
• a toy type learning device includes a third toy body part 800, a signal relay part 900, a processing unit 200 and an output device 300.
• the third toy body part 800 includes a third toy type input unit 820 and a radio frequency (RF) signal transmitting part 810 to provide the signal relay part 900 with the contents request signal.
• RF radio frequency
• a first switch SWl, a second switch SW2, a third switch SW3, a fourth switch SW4 and a fifth switch SW5 for the third toy type input unit 810 are installed at various locations of a doll 800 shown in FIG. 23.
• the RF signal transmitting part 820 is installed at a center portion of the doll 800.
• the signal relay part 900 includes a RF demodulating part 910 and a remote control unit 130.
• the signal relay part 900 demodulates the RF signal and converts the demodulated signal into the contents request signal to transmit the contents request signal to the processing unit 200 as an infrared (IR) signal.
• the RF demodulating part 910 includes a RF signal receiving part 912, a third control part 914 and a third remote control unit connecting part 916.
• the remote control unit 130 is attachable to and detachable from the RF demodulating part 910.
• the RF signal applied to the signal transmitting part 900 is transmitted to the third control part 914 through the RF signal receiving part 912.
• the transmitted signal is converted into the contents request signal by the third control part 914 and applied to the remote control unit 130 connected to the third remote control unit connecting part 916.
• the remote control unit 130 requests the contents to the processing unit 200.
• the third toy body part 800 may be freely placed at various locations since the remote control unit 130 is separately inserted into the RF demodulating part 910.
• the switching device 124 may include various switching devices such as a conventional switching device, a switching device having a sensor in accordance with a kind of toy, etc.
• the toy type learning device may provide the user with various stimulates for touch, sight, hearing, etc. to improve education efficiency. Also, since the toy type learning device may provide the user with the video/audio data corresponding to the user's demand, the user may be guided to a proper learning course without a separate assistant for the learning course. Further, the user such as the infant or the child may easily operate the toy type learning device compared to the conventional education software since the toy type learning device may be operated without using the conventional computer operating system, the keyboard, the mouse and the complicated menu.
• the user such as the infant or the child may easily use the information in the contents media inserted into the processing unit by operating the toy such as the doll in comparison with the convention visual education medium such as the video tape, the digital video disc, etc.
• the processing unit is a general player such as the home digital videodisc player for home, and the output part is also a general audio/video device such as a television set, an audio system, etc., thereby reducing the manufacturing cost.
• the processing unit is the home digital videodisc player, the user may be provided with high display quality and superior sound.

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Citations (4)

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• 2004
  • 2004-05-27 KR KR1020040037697A patent/KR100564316B1/ko not_active IP Right Cessation
• 2005
  • 2005-05-26 WO PCT/KR2005/001554 patent/WO2005116957A1/en active Application Filing
  • 2005-05-26 US US11/597,298 patent/US20080020365A1/en not_active Abandoned

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