JPH07311775A - Information playback device - Google Patents

Abstract

(57) [Summary] [Purpose] By automatically storing the search words once searched in the device, the information corresponding to the search words that have been searched in the past can be stored. (EN) An information reproducing device that can be rapidly searched again. [Structure] When searching information recorded on a CD-ROM, a storage unit for storing a search word input from the keyboard 2 in a RAM 7 in the apparatus, and a storage unit stored in the RAM 7 by operating the keyboard 2. The CPU 3 is provided with a reading means for reading out the retrieved search word and a retrieval control means for re-retrieving the information by selecting one of the retrieved retrieval words to consider that the retrieval word is input. There is.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information reproducing apparatus using a recording medium such as a CD-ROM.

[0002]

2. Description of the Related Art Recently, a CD-R having a diameter of 12 cm or 8 cm in which data such as dictionaries, maps and encyclopedias are recorded.
2. Description of the Related Art There is known an information reproducing apparatus that uses an OM to search for information corresponding to a search word by inputting a desired word as a search word from a keyboard and display the information on a liquid crystal display or the like. This device is disclosed, for example, in "Technology of Electronic Book Player" described in a separate appendix of Transistor Technology March 1991.

According to this information reproducing apparatus, a desired word,
Although it is possible to easily search the meaning of words in a short time, various search methods are prepared in order to make the search as simple as possible and to meet various requests. For example, as a method of searching by using a part of a word, a prefix match search when searching for a word in which only the beginning part of a word is known and a suffix match search when searching for a word in which only the part behind a word is known There is. Further, in the case of searching a compound word or the like made up of a plurality of words, there is a condition search method of inputting a plurality of words of a word to be searched as a condition and searching for a word satisfying all the conditions.

FIG. 7 is a block circuit diagram showing an example of a conventional information reproducing apparatus. Here, as a recording medium, a CD-R
The case of using the OM will be described. In the figure, 1 is a CD-ROM drive, 2 is a keyboard for input,
Reference numeral 3 is a CPU, 4 is a program ROM storing an operation program of the CPU 3, 5 is a RAM for temporarily recording data, and 6 is a display unit for displaying character information and the like on a display.

First, the operation from when the power of the apparatus is turned on until the search operation becomes possible will be described. CD-ROM
The drive 1 is a CD-RO that stores dictionary data and the like.
M is attached. First, when the power of the device is turned on, the CPU
Reference numeral 3 controls the CD-ROM drive 1 according to the program stored in the program ROM 4, and reads the identification code unique to the CD-ROM and the initial setting data. This data is sent to the CPU 3 and the apparatus is ready for use, and the display unit 6 displays a list of electronic publishing software recorded in the CD-ROM. When the user selects one of them, a list of several search methods corresponding to the electronic publishing software is displayed on the display unit 6, and by selecting one of them, the apparatus waits for a search word input. The state is entered, and the search operation becomes possible.

Next, the search operation will be described with reference to FIG. FIG. 8 is a search operation flowchart of the information reproducing apparatus shown in FIG. In accordance with the instruction of the display, the user inputs a word to be searched from the keyboard 2 as a search word (10
1) Then, an instruction is given to the CPU 3, and the CPU 3 sequentially reproduces a predetermined portion of the CD-ROM according to the search program stored in the program ROM 4 so as to reproduce the CD-R.
While controlling the OM drive 1, a layered entry in the index recorded on the CD-ROM, that is, a pair of a keyword extracted from the text and an address indicating the position where the text data is recorded is sequentially ordered. One or more indexes corresponding to the search word input from the keyboard 2 according to the search method are displayed on the display unit 6 as a corresponding item list (10).
2) Is done.

[0007] Here, when the user selects (103) one desired search word from the corresponding item list, the CD-R is selected according to the address in the entry corresponding to the search word.
The text data recorded in the OM is searched, the text data obtained as a result is reproduced from the CD-ROM, and character information and the like are displayed on the display unit 6 (104). After that, when the other information is searched again (105), the apparatus is set to the search word input waiting state and the above-described search operation is performed again.

[0008]

However, in the conventional information reproducing apparatus, for example, text data obtained by searching for a word is compared with text data previously obtained by searching for a different word. If you want to perform a search, or if you need to search for the same word frequently, set a word that has been searched in the past into the state where the device waits for a search word as described above. It is necessary for the user to perform operations such as inputting a search word from the keyboard 2 and selecting a search word from the corresponding item list, which requires a lot of time and effort to operate the device, and there is a problem that the search takes time. It was

Some conventional information reproducing devices can store the text data specified by the user and the search word in the memory in the device. In addition to the above operations, it is necessary to perform the following operations. First of all, when the user is displaying the text data,
Align the first part of the data to be stored on the top line of the screen and press the dedicated key to tell the device to store the text data and the search word. This will display the amount of free memory and press the key to confirm that you want to start storing. Then, the body data is displayed again, so that the end portion of the data to be stored is on the last line of the screen and the key for confirming the end of the storage is pressed. As described above, there is a problem that it takes much time and effort to store the search word and the text data of the conventional information reproducing apparatus in the apparatus.

The present invention has been made to solve the above problems, and when searching for information such as the meaning of a word, that word, that is, the search word, or in combination with it, is stored in the CD-ROM. The address indicating the position where the body data of is recorded, or at least a part of the body data can be automatically recorded in the RAM incorporated in the device without any special operation by the user, R
By reading out the search word or address recorded in the AM and using it, the text data corresponding to the search word searched in the past can be rapidly searched again, and the convenience can be remarkably improved. An object is to provide an information reproducing device.

[0011]

An information reproducing apparatus according to the invention of claim 1 is an apparatus using a recording medium in which a search word input from a keyboard is recorded as an index for searching information corresponding to the search word. Then, when performing a search, storage means for storing the search word input from the keyboard in the device, and reading means for reading the search word stored in the device by operating the keyboard, A search control unit is provided, which selects one of the search words read by the reading unit and considers that the search word has been input, and re-searches the information.

An information reproducing apparatus according to a second aspect of the present invention is an apparatus that uses a recording medium in which a search word input from a keyboard is recorded as an index for searching information corresponding to the search word, and performs a search. In the device by operating the keyboard, a storage unit that stores a search word input from the keyboard at the time and an address indicating a position where information corresponding to the search word is recorded in the device, and a keyboard. Read-out means for reading out a set of the search word and the address stored in, and by selecting one of the search words read out by the read-out means, the set is stored in combination with the selected search word. Search control means for re-searching the information at the address.

An information reproducing apparatus according to a third aspect of the present invention is an apparatus that uses a recording medium in which a search word input from a keyboard is recorded as an index for searching information corresponding to the search word, and performs a search. A storage unit for storing a search word input from the keyboard and a set of information corresponding to the search word in the apparatus when the keyboard is operated, and the search word and information stored in the apparatus by operating the keyboard. And a search control unit that selects one of the search words read by the read unit and considers that the search word has been input to search again for information.

An information reproducing apparatus according to a fourth aspect of the present invention is an apparatus that uses a recording medium in which a search word input from a keyboard is recorded as an index for searching information corresponding to the search word, and performs a search. A search term input from the keyboard at the time, and an address indicating a position where information corresponding to the search term is recorded, and storage means for storing information corresponding to the search term in the device as a set, The selection is performed by selecting one of the search words read out by the read-out means for reading out a set of search words, addresses and information stored in the device by operating the keyboard, and the selection word. Search control means for re-searching the information at the address stored in combination with the selected search word.

An information reproducing apparatus according to a fifth aspect of the present invention is an apparatus which uses a recording medium in which a search word input from a keyboard is recorded as an index for searching information corresponding to the search word, and the search is performed. Search information including at least the search word entered from the keyboard when
A storage unit that stores the identification code unique to the recording medium in the apparatus, a determination unit that determines whether the identification code of the mounted recording medium and the identification code stored in the storage unit match, and the keyboard are operated. As a result, the read-out means for reading out the search information stored in the device, the match of which is confirmed by the determining means, and the search control means for re-searching the information by using the search information read by the read-out means With.

[0016]

In the information reproducing apparatus according to the invention of claim 1, when the search is performed, the search word is stored in the apparatus, and when the information corresponding to the search word once searched is searched again, The search word stored in the device is read by operating the keyboard, and by selecting one of the read search words, it is considered that the search word is input and the information is searched again. .

In the information reproducing apparatus according to the second aspect of the present invention, when a search is performed, a set of a search word and an address indicating a position where information corresponding to the search word is recorded is stored in the apparatus. When the information corresponding to the search word that has been searched once is searched again, the combination of the search word and the address stored in the device is read by operating the keyboard, and the read search is performed. By selecting one of the words, the information is re-searched at the address stored in combination with the selected search word.

The information reproducing apparatus according to the third aspect of the present invention stores a search word and a set of information corresponding to the search word in the apparatus when the search is performed, and the search word is searched once. When re-searching the information corresponding to, the set of search words and information stored in the device is read by operating the keyboard, and one of the read search words is selected. The information is searched again assuming that the search word has been input.

According to another aspect of the information reproducing apparatus of the present invention, an address indicating a position where a search word and information corresponding to the search word are recorded when a search is performed, and information corresponding to the search word. When the information corresponding to the search word once searched is stored again in the device of
By operating a keyboard to read a set of search words, addresses and information stored in the device, and selecting one of the read search words,
Information is re-searched at the address stored in combination with the selected search word.

The information reproducing apparatus according to the invention of claim 5 stores the search information including at least the search word in the apparatus together with the identification code peculiar to the recording medium when the search is performed,
When re-searching the information corresponding to the search term once performed, determine whether the identification code of the mounted recording medium and the identification code stored in the device match, and operate the keyboard. With this, the search information stored in the device, which is unique to the recording medium, in which the coincidence of the identification code is confirmed, is read, and the information is re-searched using the read search information.

[0021]

【Example】

Example 1. Embodiment 1 of the present invention will be described below with reference to the drawings. FIG. 1 is a block circuit diagram of an information reproducing apparatus according to the first embodiment. In the figure, the same reference numerals as those in FIG. 7 indicate the same or corresponding portions, and 7 is a RAM for recording search words.

Since the operation from turning on the power of the apparatus to enabling the search operation is the same as the operation of the above-mentioned conventional apparatus, the description in the following embodiments will be omitted.

Next, the search operation will be described with reference to the flowchart of FIG. CD-RO of this information reproducing device
The M drive 1 has a CD-R in which dictionary data and the like are recorded.
The OM is attached, and the user inputs a word to be searched from the keyboard 2 as a search word according to the instruction of the display (101)
Then, an instruction is given to the CPU 3, and the CPU 3 executes C according to the search program stored in the program ROM 4.
CD-ROM so that the specified parts of the D-ROM can be played sequentially
While controlling the drive 1, a layered entry in the index recorded on the CD-ROM, that is, a pair of a keyword extracted from the body and an address indicating the position where the body data is recorded is sequentially arranged. Following the upper hierarchy, one or more indexes corresponding to the search word input from the keyboard 2 according to the search method are displayed on the display unit 6 as a corresponding item list (102).
To be done.

When the user selects one desired search word from the corresponding item list (103) and the search word is not recorded in the RAM 7 (106), the search word is searched. The text data which is automatically recorded (107) in a predetermined position of the RAM 7 and then recorded in the CD-ROM by the address in the entry corresponding to the search word is searched, and the text data corresponding to the search word is searched. The information is reproduced from the CD-ROM and the character information and the like are displayed on the display unit 6 (104).

After that, when searching for other information again (10
In 5), if the search word is one that has been searched before, the user operates the keyboard 2 to access the RAM 7
Give an instruction to read the search word recorded in (10
As a result, the search word recorded in the RAM 7 is read (109) and the list is displayed on the display unit 6 (11).
0) Here, by selecting (111) the desired one with the keyboard 2, it is considered that this search word is input from the keyboard 2, and the device is set to the input waiting state, and the search word is input from the keyboard 2 as a character string. The text data corresponding to the search word is searched again without performing the input operation with.

The RAM 7 is a volatile memory whose stored contents are not retained when the power of the device is turned off, or a memory which is retained even when the power of the device is turned off, for example, a memory backed up by a battery, Alternatively, it may be a flash memory or the like.

In particular, in the first embodiment, the RAM 7 is a memory that retains stored contents even when the power of the apparatus is turned off, so that the CD-ROM mounted in the CD-ROM drive 1 is replaced with another CD. -By exchanging the ROM, even if the power of the device is turned off once, the search words recorded in the RAM 7 are retained, so that the search recorded in the RAM 7 using, for example, a CD-ROM in which a Japanese-English dictionary is recorded. The word can also be used when another CD-ROM, for example, one recorded in the Japanese-German dictionary is used, and as described above, the search word recorded in the RAM 7 is read and the desired one is selected. As a result, the text data can be searched for without inputting the search word as a character string from the keyboard 2.

When the free space of the RAM 7 becomes insufficient, for example, the stored contents may be automatically deleted in order from the oldest one, or the warning may be displayed on the display unit 6 to display the warning to the user. You may make it possible to erase any desired items.

Example 2. The configuration of the information reproducing apparatus according to the second embodiment of the present invention is the same as that in FIG. Next, the search operation will be described with reference to the flowchart of FIG. A CD-ROM drive 1 of this information reproducing apparatus is equipped with a CD-ROM in which dictionary data and the like are recorded, and when the user inputs a word to be searched from the keyboard 2 as a search word (101) in accordance with a display instruction (101), it is sent to the CPU 3. Given instructions,
The CPU 3 controls the CD-ROM drive 1 so as to sequentially reproduce predetermined portions of the CD-ROM in accordance with the search program stored in the program ROM 4, and the CD-
Hierarchized entries in the index recorded in the ROM, that is, keywords extracted from the text,
A pair of addresses indicating the position where the text data is recorded is sequentially traced from the upper hierarchy, and one or more indexes corresponding to the search word input from the keyboard 2 are selected according to the search method. An item list is displayed (102) on the display unit 6.

When the user selects one desired search word from the corresponding item list (103) and the search word is not recorded in the RAM 7 (106), the search word and the search word are searched. The address indicating the position where the corresponding text data is recorded is automatically set in RAM as a set.
7 is recorded (112) at a predetermined position, and then the CD-RO is recorded by the address in the entry corresponding to the search word.
The text data recorded in M is searched, the text data corresponding to the search word is reproduced from the CD-ROM, and character information is displayed on the display unit 6 (104).

After that, when searching for other information again (10
In 5), if the search word is one that has been searched before, the user operates the keyboard 2 to access the RAM 7
Give an instruction to read the search word recorded in (10
By this, the retrieval word recorded in the RAM 7 and the address of the text data paired with the retrieval word are read out (10).
9) and a list of search terms is displayed on the display unit 6 (110).
Here, select the desired one using the keyboard 2 (11
1) By using the address of the text data that is paired with this search word, the device is set to the input waiting state, and the search word is input as a character string from the keyboard 2, and is selected from the corresponding item list. The body data corresponding to the search word is searched again without performing the operation of selecting the search word.

The RAM 7 is a volatile memory whose stored contents are not retained when the power of the apparatus is turned off, or a memory which is retained even when the power of the apparatus is turned off, for example, a memory backed up by a battery, Alternatively, it may be a flash memory or the like.

When the free space in the RAM 7 becomes insufficient, for example, the stored contents may be automatically deleted in order from the oldest one, or the warning may be displayed on the display unit 6 to display the warning to the user. You may make it possible to erase any desired items.

Example 3. The configuration of the information reproducing apparatus according to the third embodiment of the present invention is the same as that in FIG. Next, the search operation will be described with reference to the flowchart of FIG. A CD-ROM drive 1 of this information reproducing apparatus is equipped with a CD-ROM in which dictionary data and the like are recorded, and when the user inputs a word to be searched from the keyboard 2 as a search word (101) in accordance with a display instruction (101), it is sent to the CPU 3. Given instructions,
The CPU 3 controls the CD-ROM drive 1 so as to sequentially reproduce predetermined portions of the CD-ROM in accordance with the search program stored in the program ROM 4, and the CD-
Hierarchized entries in the index recorded in the ROM, that is, keywords extracted from the text,
A pair of addresses indicating the position where the text data is recorded is sequentially traced from the upper hierarchy, and one or more indexes corresponding to the search word input from the keyboard 2 are selected according to the search method. An item list is displayed (102) on the display unit 6.

When the user selects one desired search word from the corresponding item list (103) and the search word is not recorded in the RAM 7 (106), the search word is automatically selected. Purposely recorded (107) at a predetermined position in the RAM 7, and then the text data recorded in the CD-ROM is searched by the address in the entry corresponding to the search word, and the text data corresponding to the search word is stored in the CD. After reproducing from the ROM and displaying character information on the display unit 6 (104), if the body data is not recorded in the RAM 7 (113), the body data is automatically stored at a predetermined position in the RAM 7. At least a portion is recorded (114).

When recording the body data in the RAM 7, for example, all the body data corresponding to the retrieved search word or only one screen displayed on the display unit 6 is recorded, or Of the main body data displayed on the display unit 6, the numbers of the first and last lines to be recorded are set in advance, and arbitrary lines are recorded.

After that, when searching for other information again (10
In 5), the search word is one that has been previously searched, and the user operates the keyboard 2 to give an instruction to read the search word recorded in the RAM 7 (108).
As a result, the search word and the text data recorded in the RAM 7 are read (109), and the search word and the text data corresponding thereto are displayed as a set on the display unit 6 (115).
If the text data displayed on the display unit 6 is a part and it is desired to search the entire text (116), the desired search word is selected from the keyboard 2 by the keyboard 2 (117). Assuming that the data has been input, the text data corresponding to the search word is searched again without setting the device to the input waiting state and inputting the search word as a character string from the keyboard 2. .

The RAM 7 is a volatile memory in which the stored contents are not retained when the power of the device is turned off, or the stored contents are retained even when the power of the device is turned off, for example, a memory backed up by a battery, Alternatively, it may be a flash memory or the like.

In particular, in the third embodiment, the RAM 7 is a memory that retains the stored contents even when the power of the apparatus is turned off, so that the search word stored in the RAM 7 and the text data corresponding thereto can be arbitrarily set. It can be read out at any time and displayed on the display unit 6, and the CD-ROM mounted in the CD-ROM drive 1 can be replaced with another CD-R.
Even if the device is powered off once by replacing it with OM, RA
Since the search word recorded in M7 is retained, RAM7 is used by using, for example, a CD-ROM in which a Japanese-English dictionary is recorded.
The search word recorded in the above can also be used when using another CD-ROM, for example, one in which a Japanese-German dictionary is recorded. As described above, the search word recorded in the RAM 7 is read and desired. By selecting the item, the text data can be searched without inputting the search word as a character string from the keyboard 2.

When the free space in the RAM 7 is insufficient, for example, the stored contents may be automatically deleted in order from the oldest one, or the warning may be displayed on the display unit 6 to display the warning to the user. You may make it possible to erase any desired items.

Example 4. The configuration of the information reproducing apparatus according to the fourth embodiment of the present invention is the same as that in FIG. Next, the search operation will be described with reference to the flowchart of FIG. A CD-ROM drive 1 of this information reproducing apparatus is equipped with a CD-ROM in which dictionary data and the like are recorded, and when the user inputs a word to be searched from the keyboard 2 as a search word (101) in accordance with a display instruction (101), it is sent to the CPU 3. Given instructions,
The CPU 3 controls the CD-ROM drive 1 so as to sequentially reproduce predetermined portions of the CD-ROM in accordance with the search program stored in the program ROM 4, and the CD-
A hierarchical entry in the index recorded in the ROM, that is, a pair of a keyword extracted from the body data and an address indicating the position where the body data is recorded, is sequentially traced from the upper layer. One or more indexes corresponding to the search word input from the keyboard 2 according to the search method are displayed on the display unit 6 as a corresponding item list (102).

If the user selects one desired search word from the corresponding item list (103) and the search word is not recorded in the RAM 7 (106), the search word and the search word are searched. The address indicating the position where the corresponding text data is recorded is automatically set in RAM as a set.
7 is recorded (112) at a predetermined position, and then the CD-RO is recorded by the address in the entry corresponding to the search word.
After searching the body data recorded in M, reproducing the body data corresponding to the search word from the CD-ROM and displaying character information on the display unit 6 (104), the body data is recorded in the RAM 7. If not, (11
3) At least a part of the text data is automatically recorded at a predetermined position in the RAM 7 (114).

When recording the body data in the RAM 7, for example, all the body data corresponding to the retrieved search word are recorded, or only one screen displayed on the display unit 6 is recorded, or Of the main body data displayed on the display unit 6, the numbers of the first and last lines to be recorded are set in advance, and arbitrary lines are recorded.

After that, when searching for other information again (10
In 5), the search word is one that has been previously searched, and the user operates the keyboard 2 to give an instruction to read the search word recorded in the RAM 7 (108).
As a result, the search word and the text data recorded in the RAM 7 are read (109), and the search word and the text data corresponding thereto are displayed as a set on the display unit 6 (115).
If the text data displayed on the display unit 6 is a part and it is desired to search the entire text (116), a desired search word is selected (117) with the keyboard 2 to form a combination with this search word. Without using the address of the body text data, the device is set to the input waiting state, the search word is input as a character string from the keyboard 2, and the desired search word is selected from the corresponding item list. Then, the text data corresponding to the search word is searched again.

The RAM 7 is a volatile memory in which the stored contents are not retained when the power of the device is turned off, or the stored contents are retained even when the power of the device is turned off, for example, a memory backed up by a battery, Alternatively, it may be a flash memory or the like.

In particular, in the fourth embodiment, the RAM 7 is a memory that retains the stored contents even when the power of the apparatus is turned off, so that the search word stored in the RAM 7 and the text data corresponding thereto can be arbitrarily set. It can be read at any time and displayed on the display unit 6.

When the free space of the RAM 7 becomes insufficient, for example, the stored contents may be automatically deleted in order from the oldest one, or the warning is displayed on the display unit 6 and the user is notified. You may make it possible to erase any desired items.

Example 5. The configuration of the information reproducing apparatus according to the fifth embodiment of the present invention is similar to that of FIG. Next, the search operation will be described with reference to the flowchart of FIG. Example 6
Is a case where only a search word is recorded as search information in the RAM 7, and the CD-ROM drive 1 of this information reproducing apparatus has a CD-ROM in which dictionary data and the like are recorded.
Is attached, and the user can follow the instructions on the screen and the keyboard 2
When a word to be searched from is input as a search word (101), an instruction is given to the CPU 3, and the CPU 3 causes the program R to execute.
CD- according to the search program stored in OM4
While controlling the CD-ROM drive 1 so as to sequentially reproduce a predetermined portion of the ROM, the hierarchized entries in the index recorded in the CD-ROM, that is, the keywords extracted from the body data and the body data are The pairs of addresses indicating the recorded positions are sequentially traced from the upper hierarchy, and one or more indexes corresponding to the search word input from the keyboard 2 are displayed as a corresponding item list according to the search method. Displayed on part 6 (10
2) Is done.

Here, if the user selects one desired search word from the corresponding item list (103), and the search word is not recorded in the RAM 7 (106), the search word is also written. CD-R used at that time
An OM-specific identification code is automatically recorded (118) in a predetermined position of the RAM 7, and then the text data recorded in the CD-ROM is searched by the address in the entry corresponding to the search word, and the search word is searched. The text data corresponding to is reproduced from the CD-ROM and the character information is displayed on the display unit 6 (104).

After that, when searching for other information again (10
In 5), the search word is one that has been previously searched, and the user operates the keyboard 2 to give an instruction to read the search word recorded in the RAM 7 (108).
As a result, it is determined whether the identification code unique to the CD-ROM mounted in the CD-ROM drive 1 and the identification code recorded in the RAM 7 together with the search word match (119), and the agreement is confirmed. Only the search word recorded in the RAM 7 is read (120) and the list is displayed on the display unit 6 (110).

That is, for example, a CD on which an English-Japanese dictionary is recorded
-The search word, that is, the English word, recorded in the RAM 7 by using the ROM is a CD-ROM in which the information of the accommodation facility is recorded.
That is, it is not read when using.

Here, by selecting (111) the desired one with the keyboard 2, it is considered that this search word is input from the keyboard 2, and the apparatus is set to the input waiting state and the search word from the keyboard 2 is set. The body data corresponding to the search word is searched again without performing the operation of inputting the character string.

When the search information recorded in the RAM 7 is a set of a search word and an address indicating the position where the corresponding body data is recorded, the same re-search operation as in the second embodiment can be performed. .

When the search information recorded in the RAM 7 is a set of at least a part of the search word and the text data corresponding thereto, the re-search operation similar to that of the third embodiment can be performed.

Further, when the search information recorded in the RAM 7 is a set of a search word, at least a part of the body data corresponding to the search word, and an address indicating the position where the body data is recorded, The re-search operation similar to that in 4 can be performed.

The RAM 7 is, for example, a memory backed up by a battery or a flash memory that retains stored contents even when the power of the apparatus is turned off.

When the free space in the RAM 7 is insufficient, for example, the stored contents may be automatically deleted in order from the oldest one, or the warning may be displayed on the display unit 6 to display the warning to the user. You may make it possible to erase any desired items.

As described above, the description of the first to fifth embodiments is the CD.
Although the ROM has been described as a recording medium, it can be applied to other recording media such as other optical disks or magnetic disks, magnetic tapes.

Also, the function described in each of the above embodiments is CP
Although it is implemented in U, it may be implemented in dedicated or general-purpose hardware.

[0060]

According to the information reproducing apparatus of the first aspect of the present invention,
When the search is performed, the search word is stored in the device, the search word recorded in the device is read by operating the keyboard, and the search is performed by selecting one of the read search words. Since it is possible to search information by assuming that a word has been entered, it is possible to quickly search again for information corresponding to a search word that has already been searched without having to re-enter the search word as a character string from the keyboard. Therefore, there is an effect that an information reproducing apparatus which is remarkably improved in convenience can be obtained.

In the information reproducing apparatus according to the second aspect of the present invention, when a search is performed, a search word and an address indicating a position where information corresponding to the search word is recorded are stored in the apparatus as a set. A search word stored in the device is read by operating a keyboard, and by selecting one of the read search words, it is recorded in combination with the selected search word. Since information can be searched for by address, for a search word once searched, re-enter the search word as a character string from the keyboard, and also search the index corresponding to the entered search word and its There is an effect that an information reproducing apparatus with significantly improved convenience can be obtained in which re-search of corresponding information can be quickly performed without making a selection.

In the information reproducing apparatus according to the third aspect of the present invention, when the search is performed, the search word and the information corresponding to the search word are stored in the apparatus as a set, and the keyboard is operated to operate the inside of the apparatus. Since the combination of the search word and the information stored in can be read, if the information stored in the device is a full sentence, the search operation for the search word performed once is performed. If the corresponding information can be obtained without any information, and the information stored in the device is a part, it is considered that the search word is input by selecting one of the read search words. Since information is searched, an information reproducing device with significantly improved convenience can be obtained in which re-search for corresponding information can be quickly performed without re-inputting a search word as a character string from the keyboard. A.

According to the fourth aspect of the present invention, there is provided an information reproducing apparatus, wherein when a search is performed, a search word, an address indicating a position where information corresponding to the search word is recorded, and information corresponding to the search word. Is stored in the device as a set, and the set of search words, addresses, and information stored in the device can be read by operating the keyboard.
For a search word that has been searched once, if the information stored in the device is a full sentence, the corresponding information can be obtained without performing a search operation of the information, and the information is stored in the device. If there is only a part of the information that is read, by selecting one of the read search words, the information is searched at the address recorded in combination with the selected search word. It is extremely convenient to re-enter the search word as a character string from, and to quickly re-search the corresponding information without searching the index corresponding to the entered search word and selecting it. There is an effect that an improved information reproducing apparatus can be obtained.

In the information reproducing apparatus according to the fifth aspect of the present invention, when the search is performed, the search information including at least the search word is stored in the apparatus together with the identification code peculiar to the recording medium, and is mounted by operating the keyboard. Since only the search information stored in the device in which the identification code of the recording medium stored and the identification code stored in the device match can be read out, the user is stored in the device. Information that corresponds to a search term that was once searched using the search information unique to the recording medium without misusing the search information that is invalid depending on the recording medium that is being used at that time. There is an effect that an information reproducing apparatus which can re-search rapidly is remarkably improved in convenience.

[Brief description of drawings]

FIG. 1 is a block circuit diagram of an information reproducing apparatus according to a first embodiment of the present invention.

FIG. 2 is an operation flowchart of word search of the information reproducing apparatus according to the first embodiment.

FIG. 3 is an operation flowchart of word search of the information reproducing apparatus according to the second embodiment of the present invention.

FIG. 4 is an operation flowchart of word search of the information reproducing apparatus according to the third embodiment of the present invention.

FIG. 5 is an operation flowchart of word search of the information reproducing apparatus according to the fourth embodiment of the present invention.

FIG. 6 is an operation flowchart of word search of the information reproducing apparatus according to the fifth embodiment of the present invention.

FIG. 7 is a block circuit diagram of an information reproducing apparatus according to a conventional example.

FIG. 8 is a flowchart of a word search operation of the information reproducing apparatus according to the conventional example.

[Explanation of symbols]

1 CD-ROM drive, 2 keyboards, 3 CP
U, 4 program ROM, 5 RAM, 6 display section,
7 Search word RAM.

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Claims (5)

[Claims] 1. An information reproducing apparatus configured to search and display information by inputting a search word from an input key, using a recording medium in which information and a search word corresponding to each information are recorded as an index. A storage unit for storing in the device a search word input from the input key when performing a search; a reading unit for reading out the search word stored in the device by operating the input key; An information reproducing apparatus comprising: a search control unit that selects one of the search words read by the reading unit and re-searches the information by regarding that the search word is input. 2. An information reproducing apparatus configured to search for and display information by using a recording medium in which information and a search word corresponding to each information are recorded as an index and a search word is input from an input key. When a search is performed, a storage unit that stores a search word input from the input key and an address indicating a position where the information corresponding to the search word is recorded in the device, and the input key are operated. Read means for reading a set of a search word and an address stored in the device, and by selecting one of the search words read by the read means, a combination with the selected search word An information reproducing apparatus, comprising: a search control means for re-searching information at the stored address. 3. An information reproducing apparatus configured to search and display information by inputting a search word from an input key using a recording medium in which information and a search word corresponding to each information are recorded as an index. A storage unit for storing a search word input from the input key when performing a search and information corresponding to the search word in the device, and a storage unit stored in the device by operating the input key. Retrieval means for retrieving information by recognizing that the retrieval word has been input by selecting one of the retrieval words read by the reading means and a retrieval means for retrieving a set of retrieval words and information An information reproducing apparatus comprising: 4. An information reproducing apparatus configured to search and display information by inputting a search word from an input key, using a recording medium in which information and a search word corresponding to each information are recorded as an index. In an information reproducing apparatus for searching and displaying information recorded on a recording medium by operating an input key, a search word input from the input key when performing a search and information corresponding to this search word are recorded. And a storage means for storing a set of information corresponding to the search word in the device, and a set of the search word, the address, and the information stored in the device by operating an input key. By selecting one of the read means for reading out the search word and the search word read by the read means, and the information stored at the address stored in combination with the selected search word is selected. An information reproducing apparatus, comprising: a search control means for re-searching for information. 5. An information reproducing apparatus configured to search and display information by inputting a search word from an input key, using a recording medium in which information and a search word corresponding to each information are recorded as an index. A storage means for storing search information including at least a search word input from the input key when a search is performed in the device together with an identification code unique to the recording medium; and an identification code of the attached recording medium and the storage means. Discriminating means for discriminating whether or not the identification codes stored in are coincident with each other, and a reading means for operating the input key to read out the retrieval information stored in the device, the coincidence of which is confirmed by the discriminating means. An information reproducing apparatus, comprising: search control means for re-searching information by using the search information read by the reading means.