KR100764825B1 - The notebook computer to be had the attachable wireless keyboard - Google Patents

Abstract

A notebook computer having a detachable wireless keyboard is provided to enable a user to separate the keyboard from the notebook computer when using the computer and couple the keyboard to a main body of the computer after usage of the computer. A display unit(11) outputs a predetermined screen, and a main body(12) has hardware which is driven according to data received from a wireless keyboard(14). A keyboard receiving unit(13) receives the wireless keyboard by being recessed on an upper surface of the main body as much as a certain depth, has an inclined bottom(132), and has elastic protrusions each protruded/formed in both sides as having elasticity. The wireless keyboard is attached to and detached from the keyboard receiving unit, has an inclined lower surface consistent with the bottom of the keyboard receiving unit, and has a protrusion receiving groove, where the elastic protrusion is stably mounted, in its both sides.

Description

The notebook computer to be had the Attachable Wireless Keyboard}

1 is a perspective view showing a general notebook computer,

Figure 2 is an exploded perspective view showing a notebook computer equipped with a removable wireless keyboard according to the present invention,

3 is a side view of a notebook computer equipped with a removable wireless keyboard according to the present invention;

4 is a front view of a wireless keyboard in a notebook computer equipped with a removable wireless keyboard according to the present invention;

Figure 5a is a block diagram of a wireless keyboard in a notebook computer equipped with a removable wireless keyboard according to the present invention,

Figure 5b is a block diagram showing a wireless receiving configuration of the main body in a notebook computer equipped with a removable wireless keyboard according to the present invention.

* Description of the symbols for the main parts of the drawings *

10: laptop 11: display

12: main body 13: keyboard housing

14: wireless keyboard 121: first receiving unit

122: second receiving unit 123: comparing unit

124 amplification section 125 demodulation section

126: C. oil 131: elastic protrusion

132: bottom of the receiving unit 141: charging display unit

142: battery 143: key matrix

144: controller 145: keyboard oscillator

146: modulator 147: keyboard amplifier

148: transmitting unit 149: charging terminal

150: projection receiving groove 151: keyboard

152: keyboard front

The present invention relates to a notebook computer, and more particularly, a detachable wireless that can be conveniently used by a user according to the place of use by allowing the notebook computer to detach a wireless keyboard for transmitting a user's input signal as a wireless signal. A laptop computer having a keyboard.

In general, notebook computers (hereinafter referred to as laptops) are smaller and more portable than desktop computers (hereinafter referred to as desktops), so they can be used for documents, web surfing, searching, and mailing using laptops while traveling or traveling. It enables the transmission and reception, which is as shown in Figure 1 below.

1 is a perspective view showing a general notebook.

Referring to FIG. 1, a notebook computer generally includes a liquid crystal display 1 having a much thinner thickness than a CRT monitor, a main body 2 including components such as CPI, a memory, and a keyboard for outputting user input signals. 3) and mouse 4 or the like.

The keyboard 3 is integrally fixed to the main body 2 and selectively selects a plurality of keys that are arranged on the keyboard 3 by the user in the CPI in the main body 2 through a circuit configuration of a key matrix formed therein. Press to output the input signal.

The mouse 4 also outputs a movement request signal of the cursor on the display 1 as the user touches a finger or the like and moves the contacted portion.

Accordingly, the CPI in the main body 2 controls the display 1 together with the memory and the internal circuit configuration according to the input signals output from the keyboard 3 and the mouse 4 to output a screen according to the input signal. .

However, such a conventional notebook has been released with the purpose of being lightweight and compact for easy portability, and a keyboard is integrally formed within a certain area of a limited body, and the keyboard has a horizontal top surface, which is a keyboard installed on a desktop. Has a certain inclination that does not burden the wrist of the human body, while the burden on the user's wrist, and the user can move the finger when operating the user's laptop is limited the body size is large But for the first-time users who are new to laptops, it is not very easy to operate the keyboard compared to the desktop, and in some cases, the finger may feel pain after a certain time, which makes the adaptation very difficult. .

The present invention has been made to solve the conventional problems as described above, the object of the present invention is provided with a wireless keyboard so as to be separated from the notebook main body, the main body when used in accordance with the removable structure between the wireless keyboard and the main body The present invention provides a notebook computer having a detachable wireless keyboard that can be moved by separating a wireless keyboard and using a wireless keyboard and a main body after use.

Another object of the present invention is to have a structure that does not burden the fingers and wrists of the human body by forming the lower surface of the wireless keyboard to have a predetermined inclination angle so as to become thinner from the front to the rear.

The present invention includes the following examples to achieve the above object.

According to a first embodiment of the present invention, a laptop computer having a removable keyboard of the present invention includes a display for outputting a predetermined screen; A wireless keyboard for converting the data into predetermined data when the keyboard is turned on and transmitting the predetermined data; It includes a main body recessed to a predetermined depth on the upper surface and the keyboard receiving portion detachable to the wireless keyboard, the hardware is driven in accordance with the data received from the wireless keyboard.

According to a second embodiment of the present invention, in a notebook computer having a detachable keyboard of the present invention, in the first embodiment, the keyboard receiving portion is formed with an inclined surface having a predetermined inclination angle at its bottom surface, and the wireless The keyboard is characterized in that the bottom surface is formed with an inclined surface coinciding with the bottom surface of the keyboard receiving portion.

According to a third embodiment of the present invention, a laptop computer having a detachable keyboard of the present invention, in the second embodiment, the keyboard receiving portion further includes at least one elastic protrusion protruding from each side having an elastic force The wireless keyboard includes at least one protrusion receiving groove recessed to a predetermined depth on both sides thereof to which the elastic protrusion is seated.

According to a fourth embodiment of the present invention, a notebook computer having a detachable keyboard of the present invention includes the battery according to any one of the first to third embodiments, wherein the wireless keyboard includes: a battery for stably supplying charged power; A charging display unit for displaying a charging state of the battery, and a key matrix for generating a corresponding code when each key of the keyboard is turned on; A controller for recognizing a code output from the key matrix and outputting data according to the corresponding code; A keyboard oscillator for oscillating an RF signal; A modulator for modulating the RF signal output from the oscillator according to the data output from the controller; A keyboard amplifier for amplifying the signal output from the modulator; And a transmitting unit for transmitting a radio signal, the main body comprising: a first receiving unit installed on the display to receive a radio signal transmitted while the wireless keyboard is separated from the main body; A second receiving unit installed at an inner front surface of the keyboard receiving unit and receiving a wireless signal transmitted when the wireless keyboard is seated on the keyboard receiving unit; A comparator for detecting signal levels output from the first and second receivers and switching one of the first and second receivers; An amplifier for amplifying the received signal output from the comparator; A demodulator for demodulating the received signal output from the amplifier and converting the received signal oscillated into an RF signal into original data; Recognizing the data output from the demodulator includes a CPU to control the screen output of the display.

Hereinafter, with reference to the accompanying drawings a preferred embodiment of a notebook computer having a removable wireless keyboard according to the present invention will be described in detail.

Figure 2 is an exploded perspective view showing a laptop computer with a removable wireless keyboard according to the present invention, Figure 3 is a side view of a laptop computer with a removable wireless keyboard according to the invention, Figure 4 is provided with a removable wireless keyboard according to the present invention View of wireless keyboard in laptop computer.

2 to 4, the notebook equipped with a removable wireless keyboard 14 according to the present invention is a hinge (11) rotatably coupled to display a predetermined screen and a screen control signal on the display 11 Wireless keyboard for transmitting a user's operation signal as a wireless signal to the main body 12 and the main body 12 is installed detachably detachable to the main body 12 and the hardware within the main body 12 is installed. (14). Since a mouse and a speaker have a general configuration, a description thereof will be omitted in the present specification. However, the mouse and the speaker may be integrally formed with the wireless keyboard 14 or the mouse and the speaker may be integrally formed in the main body 12. It is also possible to remove only the wireless keyboard 14.

The display 11 includes a first receiver 121 for receiving a radio signal transmitted from the wireless keyboard 14 at the upper side of the display 11 and outputting the radio signal to the CPI 126 in the main body 12.

Here, the main body 12 includes a keyboard accommodating part 13 recessed in a predetermined depth from an upper surface thereof and the wireless keyboard 14 is accommodated, and the keyboard accommodating part 13 protrudes with elastic force at both inner sides thereof. One or more elastic protrusions 131, the second receiving unit 122 for receiving a radio signal transmitted from the wireless keyboard 14 on the inner front of the keyboard receiving unit 13, and proceeds from the inner front to the outside It includes a receiving portion bottom surface 132 having a predetermined inclination angle to form a bottom surface.

In addition, the wireless keyboard 14 has at least one protrusion receiving groove 150 to which the elastic protrusions 131 are caught on both sides, and a charging terminal 149 for transferring charging power to a battery 142 provided inside. And a transmitting unit 148 for transmitting a user's operation signal as a wireless signal, and a lower surface of the keyboard 151 forming a lower surface of the wireless keyboard 14 having a predetermined inclination angle coinciding with the bottom surface of the receiving unit 132. do.

Therefore, the wireless keyboard 14 is fixed to the notebook by being seated on the keyboard receiving unit 13 while the user is carrying or using the notebook, wherein the elastic protrusion 131 of the keyboard receiving unit 13 is the wireless keyboard ( It is seated in the projection receiving groove 150 of 14). Herein, the elastic protrusion 131 is pushed inwards when the wireless keyboard 14 is inserted as supported by a plate spring (not shown) or other elastic member therein, and then the protrusion accommodation groove 150 is provided. When in close contact with the formed position is projected by the elastic force is seated in the projection receiving groove 150. At this time, the transmitting unit 148 formed on the rear panel 152 of the wireless keyboard 14 is in close contact with the second receiving unit 122 formed on the inner front surface of the keyboard receiving unit 13, so that the wireless keyboard 14 When used by being mounted on the main body 12, the user manipulation signal transmitted from the transmitting unit 148 is applied to the hardware inside the main body 12 through the second receiving unit 122.

Alternatively, when the user pushes the wireless keyboard 14 to the rear in order to separate and use the wireless keyboard 14 from the main body 12, the inner surface of the projection receiving groove 150 is moved as the As the elastic protrusion 131 is pushed out, the latch between the elastic protrusion 131 and the protrusion receiving groove 150 is released, so that the wireless keyboard 14 is separated from the main body 12.

Therefore, when the user puts the wireless keyboard 14 separated from the main body 12 at a desired position and presses the keyboard to input a predetermined operation signal, the signal is output through the transmitter 148. In this case, the first and second receivers 121 and 122 of the main body 12 receive the same and transfer the same to the inner CFI 126, but the second receiver 122 has a diameter of the receiver bottom surface 132. The reception angle of the wireless signal output by the transmitter 148 may be restricted by the photograph angle. When the wireless keyboard 14 is separated, the first receiver 121 installed on the upper side of the display 11 may receive this. It receives and outputs to the CPI (126). Therefore, the CPI 126 controls the display 11 according to the received user's operation signal and displays it on the screen.

In addition, the wireless keyboard 14 has a difference in thickness between the front surface of the keyboard 153 and the rear surface of the keyboard 152 as the keyboard surface 151 is formed at an inclined surface at a predetermined angle as described above. As a plurality of keys of the wireless keyboard 14 have a predetermined slope, the user does not burden the wrist when operating the keyboard.

Figure 5a is a block diagram of a wireless keyboard in a notebook computer equipped with a removable wireless keyboard according to the present invention.

Referring to FIG. 5A, a wireless keyboard 14 according to the present invention includes a battery 142 for stably supplying charged power, a charge display unit 141 for displaying a charging state of the battery 142, and a keyboard. When each key is turned on, a key matrix 143 for generating a corresponding code, a controller 144 for recognizing a code output from the key matrix 143 and outputting data according to the corresponding code, and a keyboard for oscillating an RF signal An oscillator 145, a modulator 146 for modulating the RF signal output from the oscillator 145 according to the data output from the controller 144, and amplifying a signal output from the modulator 146 A keyboard amplifier 147 and a transmitter 148 for transmitting a radio signal are included.

The battery 142 is connected to the charging display unit 141 and the controller 144, respectively, and the controller 144 is connected to the key matrix 143, the keyboard oscillator 145 and the modulator 146, respectively. do. In addition, the modulator 146 is connected to the keyboard oscillator 145 and the keyboard amplifier 147, respectively, and the keyboard amplifier 147 is connected to the transmitter 148.

Here, the battery 142 charges the charging power applied through the charging terminal 149 installed on the front surface of the keyboard 152, and the charging display unit 141 is charged by checking the charging capacity of the battery 142. According to the capacity, the light emitting device having any one color is turned on to indicate charging and completion.

When the user selectively turns on a plurality of keys of the wireless keyboard 14, the key matrix 143 outputs a code according to the corresponding key, and thus combines the codes received from the controller 144 that receive the data as data. The conversion is output to the keyboard oscillator 145.

Therefore, the keyboard oscillator 145 oscillates an RF signal under the control of the controller 144 and outputs it to the modulator 146. The modulator 146 modulates the oscillation signal according to the data of the controller 144 and outputs the oscillation signal to the keyboard amplifier 147.

Therefore, the keyboard amplifier 147 amplifies the signal output from the modulator 146 and outputs it to the transmitter 148, and the transmitter 148 transmits it.

Figure 5b is a block diagram showing a wireless receiving configuration of the main body in a notebook computer equipped with a removable wireless keyboard according to the present invention.

Referring to FIG. 5B, a radio receiving configuration provided inside the main body 12 includes first and second receivers 121 and 122 for receiving a radio signal, and first and second receivers 121 and 122. A comparator 123 for switching any one of the first or second receivers 121 and 122 to which a signal of a predetermined level or more is applied by sensing a signal level output from the comparator, and output from the comparator 123. An amplifier 124 for amplifying a received signal, a demodulator 125 for demodulating the received signal output from the amplifier 124 and converting the received signal oscillated into an RF signal into original data, and the demodulator CPI 126 for recognizing data output from 125 to control the display 11 and other hardware.

The first receiver 121 installed on the upper side of the display 11 and the second receiver 122 installed on the keyboard receiver 13 are connected to the comparator 123, respectively, and the comparator 123 is used. ) Is connected to the amplifier 124, the amplifier 124 is connected to the demodulation unit 125, the demodulation unit 125 is connected to the CPI (126).

The first or second receivers 121 and 122 receive signals output from the transmitter 148 and output them to the comparator 123, respectively. At this time, when the wireless keyboard 14 is seated on the keyboard receiving unit 13, the transmitting unit 148 is located in front of the second receiving unit 122, so that the received signal from the second receiving unit 122 is received. As the level of the signal increases, on the other hand, when the wireless keyboard 14 is separated, when the transmitter 148 transmits a user's operation signal from the outside of the main body 12, the first receiver 121 installed on the display is provided. Increases the output signal level.

Accordingly, the comparator 123 detects this and switches on the line having the higher output level, and outputs a signal output from any one of the receivers 121 and 122 to the amplifier 125. Therefore, the amplifying unit 124 amplifies the received radio RF signal to be output to the demodulator 125, the demodulator 125 detects the applied RF signal to extract the original data of the corresponding signal The CPI oil is output to 126.

The present invention, as described above, having a keyboard receiving portion having an inclined surface on the inside of the main body, and the removable fixing structure of the keyboard according to the user's convenience by detaching the keyboard at a certain distance from the display for the user's convenience It can be operated to increase the user's convenience.

In addition, the present invention can be detached from the notebook and at the same time to form the inclined bottom surface of the keyboard, a plurality of keys arranged on the keyboard can be arranged as a constant inclination angle notebook keyboard having a small width and length for a long time Even if used, compared to the conventional horizontal plane, there is an effect that can be used for a long time without straining the wrist or fingers.

Claims (4)

delete delete delete A display for outputting a screen; A main body incorporating hardware driven according to data received from the wireless keyboard; A keyboard accommodating portion recessed to a predetermined depth on the upper surface of the main body to accommodate the following wireless keyboard, the bottom surface being formed as an inclined inclined surface, and having elasticity and protruding and formed at both sides thereof; The keyboard is detachable from the keyboard receiving portion, the bottom surface is formed in the inclined surface corresponding to the bottom surface of the keyboard receiving portion, and includes a wireless keyboard having a projection receiving groove on which the elastic projection is seated on both sides; The wireless keyboard includes a battery for stably supplying charged power; A charge display unit displaying a charge state of the battery; A key matrix for generating a corresponding code when each key of the wireless keyboard is turned on; A controller for recognizing a code output from the key matrix and outputting data according to the corresponding code; A keyboard oscillator for oscillating an RF signal; A modulator for modulating the RF signal output from the keyboard oscillator according to the data output from the controller; A keyboard amplifier for amplifying the signal output from the modulator; Including a transmitting unit for transmitting a radio signal, The main body includes a first receiving unit installed in the display to receive a wireless signal transmitted in a state where the wireless keyboard is separated; A second receiving unit installed at an inner front surface of the keyboard receiving unit and receiving a wireless signal transmitted when the wireless keyboard is seated on the keyboard receiving unit; A comparator for detecting signal levels output from the first and second receivers and switching one of the first and second receivers; An amplifier for amplifying the received signal output from the comparator; A demodulator for demodulating the received signal output from the amplifier and converting the received signal oscillated into an RF signal into original data; Recognizing data output from the demodulation unit notebook computer having a removable wireless keyboard, characterized in that it comprises a CPI for controlling the screen output of the display.

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