JPH04182848A - Portable data processor - Google Patents

Abstract

PURPOSE:To easily complete software product maintenance and to facilitate supplying by receiving and storing data which are sent through an ISDN line. CONSTITUTION:This describes data writing operation. An unshown connection line which is provided to an electronic pocketbook and connected to a communication control circuit 36 is connected to a modem for ISDN and an ISDN key is operated. Then the electronic pocketbook is connected to the ISDN line according to a specific procedure, so an information distribution center is called and a desired line or station and a read mode are specified, so that data are inputted to a time table memory 75 consisting of a RAM card through the ISDN line, the modem, the communication control circuit 36, a CPU 61, and a bus line 64. Thus, revised timetable data can be rewritten.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a portable data processing device that has a so-called electronic notebook function that allows names and telephone numbers to be registered and searched.

[Conventional technology]

In recent years, so-called electronic notebooks (data banks) in which names, telephone numbers, and addresses can be registered and searched have become popular. In addition to the above, this electronic notebook can also input and store timetables for transportation such as trains and buses, making it very convenient.

[Problem to be solved by the invention]

As mentioned above, the electronic device 1 is very convenient because it can store a large amount of data, but when the timetables of trains, buses, etc. The input operation was extremely troublesome.

Furthermore, in conventional electronic notebooks, a ROM card has been used in addition to the original functions of the electronic notebook to add various data and functions. ROM cards are convenient for businesses with limited purposes, and various types are on the market, but as the number of types increases, problems tend to arise in terms of bug fixing, distribution, and inventory.

This invention was made in view of the above circumstances, and ISDN
The purpose of this is to transfer electronic notebook software information to a RAM card using a line, thereby increasing convenience in terms of maintenance and distribution of electronic notebook software information.

[Means to solve the problem]

This invention provides an information distribution center on the ISDN line, and transmits software using a method that allows access from terminals on the ISDN line to retrieve necessary information, making it easier to follow up on maintenance after sales. By using one type of RAM card to handle the types of software media, the amount of distributed inventory of software media can be reduced.

[Summary of the invention]

FIG. 1 is a conceptual diagram of the system configuration of the present invention.

Access from the communication terminal 1 via the ISDN switch 2 retrieves software information from the information distribution center 3 and stores it in the electronic notebook 4.
The data is read into the RAM card 5 of.

FIG. 2 is a conceptual diagram of a second system configuration of the present invention.

The RAM card 5 is installed in the communication terminal 1, and the distribution center 3 is accessed to read software information directly into the RAM card 5. Compared to the previous example, this has the advantage that restrictions on the data transfer speed at the terminal can be relaxed. There is.

[Example] The present invention will be described in detail below with reference to the drawings. First, the external configuration will be explained with reference to FIG. FIG. 3 shows an example of a portable data processing device according to the present invention configured in a notebook format, and is equipped with a color LCD TV function and an electronic notebook (data bank) function.
(B) is a diagram showing the notebook in an open state, and (B) is a diagram seen from the bottom side. In FIG. 3, a case 11 is in the form of a notebook, and consists of a cover 12 and a case body 13. This case body 13 is located on the left page when the notebook is opened. In addition, the above case 1
1 has a hinge part 14 formed in the vertical direction at the center so that it can be opened and closed left and right.

On the front of the case body 13, a color liquid crystal panel 15 is arranged in the upper part, and below it, a TV power switch 16, an up key 17a and a down key 17b for tuning are arranged, and a speaker 18 is provided. . The television power switch 16 is configured to turn on/off the main power source of the television, and to switch the VHF/UHF reception mode of the television when the power is on. Further, a RAM card insertion slot 20 is provided on the lower side of the case body 13, and a RAM card reading mechanism (not shown) is provided inside this RAM card insertion slot 20.

On the other hand, a keyboard 19 is provided on the right cover 12 of the case 11, and is connected to the electronic circuit within the case body 13. This keyboard 19 includes an rON/ACJ key that doubles as the function of turning on the power of the data bank and clearing all of the data processing section, an rOFFJ key that turns off the power of the data bank, and a mode changeover switch, that is, an rDATAJ mode that specifies the data processing mode. key and rTVJ mode key for specifying the TV reception mode, as well as ``color'', ``red'', ``green'', ``blue'', and ``black'' keys for specifying the display color of data stored in the data bank. , kana keys, alphabet keys, numeric keys, other keys to specify the type of data to be stored in the data bank, rIs when inputting data from the engineering SDN network
A DNJ key and the like are provided.

Next, the configuration of the electronic circuit provided inside the case body 13 will be explained. FIG. 4 is a block diagram showing the overall configuration. In the figure, 21 is an antenna, and tuner 2
Connected to 2. This tuner 22 selects radio waves of a designated channel from the radio waves received by the antenna 21,
It is amplified and converted to an intermediate frequency and output to the television linear circuit 23. The television linear circuit 23 amplifies the intermediate frequency signal from the tuner 22, performs video detection and color processing, and outputs the intermediate frequency signal IF and color signals R and G1B to the control circuit 24. This control circuit 24 controls the display of television video signals, and
It controls data in the electronic notebook, and the details will be described later. In addition, the above-mentioned TV linear circuit 23
outputs a composite video signal including a synchronization signal to the synchronization separation circuit 25 and outputs an audio signal to the audio circuit 26. This audio circuit 26 detects the audio signal from the television linear circuit 23, amplifies it, and drives the speaker 18.

On the other hand, the synchronization separation circuit 25 separates the vertical synchronization signal φ and the horizontal synchronization signal φ□ from the composite video signal and sends them to the control circuit 24.
Output to. This control circuit 24 further includes a key human power section 2.
7 and a power supply circuit 28 are connected. The above key personnel department 27
is the TV power switch 16 and up key 17a1.
It is composed of a down key 17b and a keyboard 19. The control circuit 24 outputs a tuning voltage v7 to the tuner 22 by referring to the intermediate frequency signal IF when the up key 17a1 or the down key 17b in the key manual section 27 is operated, and performs tuning control for selecting a channel. Let's do it.

The control circuit 24 converts the color signals R, G, and B from the TV linear circuit 23 into 4-bit digital data D1 to D4 using an internally provided A/D conversion circuit, and inputs the digital data D1 to D4 into the shift register. In addition to outputting to 29, various timing signals φ1, φ2,
φc1 Generates φ1, φn, and SR and outputs them to each circuit section. The shift register 29 is provided with three systems for each color, and has a clock pulse φ output from the control circuit 24.
1 and φ2, -F data (I] 1 to D4) This latch circuit 30 latches the data from the shift register 29 in synchronization with the timing signal φn and outputs it to the driver 31. The driver 31 is supplied with a liquid crystal driving voltage from the power supply circuit 28, and is also inputted with a gradation signal generation clock φC and a frame signal φ from the control circuit 24. The driver 31 creates a gradation signal according to the data latched by the latch circuit 30, and drives the segment electrodes Y] to Y408 of the color liquid crystal panel 15 to display each color of R, G, and B. In this case, the drive signal output from the driver 31 is
It is inverted in synchronization with the frame signal φ. The color liquid crystal panel 15 includes, for example, 2. The size of the finch is such that signal electrodes are provided in 136 dots for each color of RlG and B (408 dots in total), and scanning electrodes are provided in 119 lines.

Further, data from the data bank is displayed on the color liquid crystal panel 15 in such a manner that, for example, a character of i 6 x 16 (x3) dots is displayed in a character area of 17 x 17 (x3) dots. Therefore,
On the color liquid crystal panel 15, eight characters are displayed in the horizontal direction and seven characters are displayed in the vertical direction.

Further, shift data SR and shift clock φn are sent from the control circuit 24 to the common side shift register 32. This shift register 32 stores the shift data S
R is read by shift clock φn and shifted sequentially,
Output to the driver 33. This driver 33 is further supplied with a frame signal φ2 from the control circuit 24 and a liquid crystal drive voltage from the power supply circuit 28. The driver 33 controls the scanning electrodes X1 to X11 of the color liquid crystal panel 15 according to shift data from the shift register 32.
9 are sequentially and selectively driven.

36 is a communication control device for connecting the electronic notebook to an ISDN line, and is connected to an ISDN modem (not shown).

Next, details of the control circuit 24 will be explained with reference to FIG. In the same figure, 61 is a CPU, and the key human power section 2
7 is connected, and a clock pulse is applied from the timing generation circuit 62.

This timing generation circuit 62 is connected to the synchronous separation circuit 25.
The horizontal synchronizing signal φ1. , generates a clock pulse to the CPU 61 based on the vertical synchronizing signal φヮ, and also generates the above-mentioned timing 4M SR, φn1 φc1
Generates φ11 φ2, φ.

Further, the CPU 61 outputs up/down control commands UP/DOWN to the television control circuit 63 in response to the operation of the up key 17a1 and the down key 17b in the key manual section 27. When this television control circuit 63 is given an up/down control command UP/DOWN from the CPU 61, it generates a Guening voltage ■ by referring to the intermediate frequency signal IF from the television linear circuit 23, and sends it to the tuner 22. Output.

Furthermore, the CPU 61 has "',
, $÷key≠-- Data memory 6 via bus line 64
5. A dictionary ROM 66 and an arithmetic register 67 are connected.

These data memory 65, dictionary ROM 66, and calculation register 67 constitute a data processing section as an electronic notebook.

75 is a timetable memory consisting of a RAM card;
It is inserted into the M card insertion slot 20 and connected to the CPU 61 via a pass line 64.

The CPU 61 then outputs the processed data to the display memory 68. This display memory 68 includes RlG,
It has a capacity to store one screen worth of display data for each color of B, and outputs the retained data to the display boat 69.

The display board 69 also includes a television linear circuit 23.
The color signals R1G and B sent from the A/D conversion circuit 7
Input via 0. The A/D conversion circuit 70 converts the analog color signals R and G1B into 4-bit digital data D1 to D4, respectively, based on the upper limit reference voltage VH and lower limit reference voltage Vt given from the power supply circuit 28, and converts the analog color signals R and G1B into 4-bit digital data D1 to D4, respectively. Output to. The display board 69 is further supplied with a display switching signal from the CPU 51 via the control bus 78 in accordance with the current operating mode. The display board 69 selects the data held in the display memory 68 or the output data of the A/D conversion circuit 70 in response to a display switching signal from the CPU 61 and outputs the selected data to the shift register 29. The control circuit 24 includes a CPU 51,
The power supply voltage is always supplied to the data memory 65 and the timetable memory 75, and even if the TV power switch 16 is turned off, the rON/A of the keyboard 19 is turned on.
As for the CJ key, its operation signal is input to the CPU 5i.

FIG. 6 shows details of the data memory 65. This data memory 65 has an area 65a where "name", "telephone number", and "address" are registered as shown in the figure.
, 65 b165 CN is provided. Further, the final address of the data memory 65 is used as the last channel memory MA of the television.

FIG. 7 shows details of the timetable memory 75. The timetable memory 75 includes an area 91 for storing "route name" and an area 92 for storing "station name 1" to "station name n".
A timetable area 93 is provided to store a timetable for each designated station name a to 92n1.

In this timetable area 93, the up line time A is displayed for each station name.
and time B of the down line are stored.

Next, the operation of writing data via the ISDN line in the above embodiment will be explained. Provided in the electronic notebook,
A connection line (not shown) connected to the communication control circuit 36 is connected to I.
Connect to the SDN modem and operate the ISDN key.

Then, the electronic notebook and the ISDN line are connected according to the prescribed procedure, so when you call the information distribution center, specify the desired route or station, and specify reading, the data is transferred to the ISDN line, modem, communication control circuit 36, and CPU 61.
, are input via the pass line 64 to a timetable memory 75 consisting of a RAM card. In this way, the revised timetable data can be rewritten.

In the above embodiment, the timetable data is stored in the RAM card, but the timetable data is not limited to this, and it goes without saying that other data such as game software, dictionary data, calculation programs, etc. may be used.

〔Effect of the invention〕

As explained above, this invention allows relatively small amounts of data, mainly for hobbies, etc., to be distributed using an ISDN line.
It is transmitted to an AM card, and by using this method, software product maintenance can be easily enhanced, and it can also alleviate uneven distribution in terms of distribution, reduce distribution inventory, reduce product costs, and facilitate procurement in remote areas. This will simplify the process.

[Brief explanation of drawings]

Figures 1 to 7 show embodiments of this invention, Figures 1.2 are system configuration diagrams showing the concept of this invention, and Figures 3.
Figure (A) is a front view showing the external configuration, Figure 3 (B) is a bottom view of Figure 3 (A), Figure 4 is a block diagram showing the overall schematic configuration, and Figure 5 is the control in Figure 4. A block diagram showing the details of the circuit, FIG. 6 is a diagram showing the storage configuration of the data memory,
FIG. 7 is a diagram showing the storage structure of the timetable memory. 1... Communication terminal, 2... ISDN switch, 3...
Information distribution center, 4...electronic notebook, 5...RAM
Card, 11...Case, 12...Cover, 13...
・Case body, 14... Hinge part, 15... Color LCD panel, 16... TV power switch, 17a.
...Up key, 17b...Down key, 18...
Speaker, 19...Keyboard, 20...ROM card insertion slot, 22...Tuner, 23...TV linear circuit, 24...Control circuit, 25...Sync separation circuit, 26... Audio circuit, 27...Key human power department, 28
...Power supply circuit, 29...Shift register, 61...
・CPU, 65...Data memory, 66...Dictionary R
OM168...display memory, 69...display port,
70...A/D conversion circuit, 71...buzzer, 75...
・・Timetable memory. Patent applicant Casio Computer Co., Ltd. Kame3 ■

Claims (1)

[Claims] A portable data processing device capable of storing and retrieving data, characterized in that it is equipped with an ISDN communication terminal and means for receiving and storing data sent via an ISDN line. Device.