JPH04185038A - Headphone cassette type portable telephone set - Google Patents

Abstract

PURPOSE:To perform speech without using a single hand by connecting a receiver comprised in an earphone type at a main body, and providing a transmitter consisting of a microphone of ultra-high sensitivity type at the main body. CONSTITUTION:A headphone cassette type portable telephone set is equipped with the main body 1, the receiver 4, and the transmitter 6. The receiver 4 is comprised of an earphone, and is drawn out to the outside communication circuit of the main body 1 via a connection line 5. The transmitter 6 is comprised of an ultra-high sensitive microphone. Therefore, transmission/reception can be performed by the portable telephone set without using both hands also the single hand by housing the main body 1 in the pocket of a carrier, inserting the earphone to the ear, and transmitting speech by using the microphone built in the main body 1.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a portable headphone cassette type mobile phone.

[Prior Art] In recent years, portable mobile telephones or car telephones have been actively made smaller and lighter, and various types have been put into practical use.

The first conventional technology is one in which a handset and a transmitter are integrally formed to form a so-called handset, and the handset is separated from the main body like a general telephone.
The shoulder strap uses a bar, a clip, etc. so that the handset and main body can be carried together.

Note that related devices of this type include, for example, Japanese Utility Model Application Publication No. 2-35545, Japanese Utility Model Application Publication No. 2-70551, and the like.

The second conventional technology is one in which a main body, a receiver, and a transmitter are integrally formed, and the shape is almost the same as that of an ordinary telephone handset, so that it can be held and used with one hand. There is something I did.

[Problem to be solved by the invention] By the way, as for the first prior art shown above.

In either case, the handset and receiver are integrally formed, and the handset is separated from the main body, so when making a call, you have to hold the handset with your hand and touch the handset. Since the handset is held close to the mouth and the handset is placed against the ear, there is a problem in that one or both hands must be used. In addition, in the second prior art, the main body, the receiver, and the transmitter are integrally formed, and the shape is almost the same as that of a normal telephone handset. Similarly, it had to be held with one or both hands, and although it was easy to use, there was a problem of separation.

SUMMARY OF THE INVENTION In view of the problems of the prior art described above, an object of the present invention is to provide a headphone cassette type portable telephone that is easy to use and allows reliable telephone calls without using one or both hands.

[Means for Solving the Problems] In order to achieve the above object, the present invention includes a main body having a built-in communication circuit, a receiver configured as an earphone type that is connected to the main body, and a receiver built in the main body and configured as an earphone type. It has a transmitter consisting of an ultra-high sensitivity type microphone.

A rechargeable battery is attached to the main unit.

Additionally, the main unit is equipped with a display that displays the number of the communication destination. Furthermore, the main body is equipped with a volume control knob that allows you to adjust the volume of the receiver. The main body has a size that can be stored in a breast pocket of clothing.

[Function] As described above, the present invention includes a main body, an earphone type receiver, and a transmitter built into the main body. This can be done by placing the phone on your phone, attaching it to your belt, or inserting an earphone that acts as a receiver into your ear. In this case, since the main body has a built-in transmitter made of an ultra-high-sensitivity microphone, even if the transmitter part is near the user, the voice can be reliably transmitted to the other party through the receiver.

Therefore, in any case, you can talk without using one hand.
Moreover, since it can be used in the same form as a stereo headphone type small cassette recorder or a portable radio, it is easy to use.

The main unit has a built-in rechargeable battery, so if the battery's charging capacity is insufficient, it can be used by charging it, and there is no need to replace the battery every time. There is no need to replace it, so it is more economical.

Further, the main body is provided with a volume control knob, and the volume can be adjusted by appropriately adjusting the volume control knob, so that it is possible to easily deal with the case where the volume of the receiver is high or low.

Furthermore, since the main unit is equipped with a display that displays the dial number of the destination, it is possible to confirm whether or not the dial number of the destination was pressed by mistake.

In addition, the main body is large enough to be stored in a clothes pocket, so you can put it in your breast pocket.

By inserting the handset into the wearer's ear, it is possible to talk while walking, and it is also easy to carry, and the size does not matter when carried.

[Example] An example of the present invention will be described below with reference to FIGS. 1 to 4. 1 to 3 show a first embodiment of a headphone cassette type portable telephone according to the present invention.

The headphone cassette type portable telephone of the embodiment has a main body 1, a receiver 4, and a transmitter 6, and the receiver 4 and the transmitter 6 are formed separately from each other.

As shown in Fig. 1, the main body 1 is shaped like a resin-molded box, and as shown in Fig. 3, it is sized to fit into a pocket of the wearer A's clothing, for example, a chest pocket B. There is. The main body 1 has a built-in communication circuit (not shown) for receiving and transmitting calls, and an antenna 15 is provided on the top of the main body 1. The antenna 15 is of a coil spring type and has a length that does not get in the way when carried, and even if it falls down due to an external force, it returns to its original position by its own spring force. In addition, a button-type dial button 2 is provided on the front of the main unit to call the person you are calling, and a hook switch that allows you to talk to the person you are talking to when the other party rings due to an incoming call. 3 is provided on the top surface.

The handset 4 is composed of an earphone, and is connected to the communication circuit of the main body 1 through a connecting line 5 to the outside. The transmitter 6 is composed of an ultra-high sensitivity microphone so that the voice of the person A is reliably transmitted to the destination even if the person A's mouth does not have to come close to the main body 1. Further, when the carrier A puts the main body 1 in the breast pocket B, the upper part of the main body 1 is arranged so that the carrier A can easily make a call.

Therefore, in this portable telephone, the main body 1 is placed in the chest pocket B of the person A so that the microphone serving as the transmitter is located at the top, the earphone serving as the receiver 2 is inserted into the ear, and while receiving a call through the earphone, By sending and receiving calls using the built-in microphone in the main body 1, it is possible to send and receive calls without using one hand or even both hands.

In addition, this mobile phone has a dedicated battery 7 in the main body 1.
is installed. This battery 7 is rechargeable, and the phone can be used by opening the lid 9 provided at the bottom of the main body 1 as shown in Fig. 1 and placing it in a storage section (not shown) inside the main body 1 as shown by the arrow. It is said that Moreover, when a dedicated battery 7 is attached to the main body 1, a display meter 8 is provided to display the charging capacity of the battery. The dedicated battery 7 is preferably small and lightweight, can withstand long-term use, and more preferably has a short charging time.

When making a call, when the dial button 2 of the other party is pressed, a display 10 displays the dial number.
is provided. The display 10 is composed of, for example, a liquid crystal type, and is configured to display the number when the dial button 2 is pressed.

Furthermore, when receiving a call using earphones, if the volume of the other party is high or low, the device is equipped with a volume control knob 11 that can adjust the volume as appropriate. The volume control knob 11 is attached to the front upper surface of the main body 1 so that the volume can be adjusted even when the main body 1 is placed in the breast pocket B.

As described above, the headphone cassette type mobile phone of the embodiment includes the main body 1, the receiver 4 configured as an earphone type,
Since the main body 1 has a transmitter 6 consisting of an ultra-high sensitivity type microphone built into the main body 1, for example, when the wearer A makes a call, the main body 1 can be placed next to the wearer A. This can be done by attaching the phone to a person's phone or belt, or by inserting an earphone as the receiver 4 into the ear. In this case, since the main body 1 has a built-in transmitter 6 consisting of an ultra-high sensitivity microphone, the voice of the carrier A can be reliably transmitted to the other party through the receiver 5.

Furthermore, when the carrier A is in the car, if the main body 1 is placed on the seat next to the carrier A and the receiver 4 is inserted into the ear, the carrier A can talk without having to hold the main body 1. You can also use it to say that you can do it.

Therefore, in either case, it is possible to talk without holding the transmitter 6 and the receiver 4, and also without using one hand, similar to a stereo headphone type small cassette recorder, which is very convenient.

In addition, the main body 1 is large enough to be stored in a clothing pocket, so you can put the main body 1 into your chest pocket B and use the receiver 4.
By inserting the device into the ear of the person carrying it, it is possible to talk on the phone while walking, and it is also easy to carry, and the size of the device does not matter when carried.

Since the main body 1 has a built-in rechargeable dedicated battery 7, if the charging capacity of the battery 7 is insufficient, it can be used by charging it, eliminating the need to replace the battery every time. There is no need to buy new batteries, which makes it more economical. Moreover, since the main body 1 is equipped with a display 8 that displays the charging capacity of the dedicated battery 7, using this as a guide can prevent call failures due to insufficient capacity during a call. I can do it.

Furthermore, the main body 1 is equipped with a volume control knob 11, and the volume can be adjusted by appropriately adjusting the volume control knob 11, so that it is easy to deal with the case where the volume of the receiver 4 is high or low. In addition, it can also be used when it is difficult to hear the other party's voice due to noise.

Furthermore, since the main body 1 is equipped with a display 10 that displays the dial number of the destination, it is possible to confirm whether or not the dial number of the person with whom you are trying to communicate has been pressed by mistake.

FIG. 4 shows another embodiment of the invention.

This embodiment is different from the first embodiment in that the main body 1 can be operated by a power source other than the dedicated battery. That is, the main body 1 can be connected to an AC 100V power source such as a household outlet, and can also be connected to a Cl2V power source such as a car cigarette socket.

Therefore, in addition to the dedicated battery 7, the main body 1 is equipped with an AC adapter or a DC adapter (not shown) that can be used as a power source with either AC 100V or DC 12V such as an outlet, and these AC adapters and DC
When either the 12V adapter or the dedicated battery 7 is connected, the main body 1 operates accordingly.

In addition, the connection wire 5 connecting the main body 1 and the earphone type handset 4 is wound around a take-up reel 12 built into the main body 1, and is usually wound around the take-up reel 12 to prevent the earphone from hanging around. It has been taken. When communicating, the connecting wire 5 is fed out from the take-up reel 12, and the connecting wire 5 stops at the position where the feeding is stopped.When communication is finished, pulling the connecting wire 5 slightly causes the first take-up reel 12 to wind. Connecting wire 5 by rotating in the direction of removal.
so that it can be rolled up.

Furthermore, when the connecting wire 5 is wound up by the take-up reel 12, the earphone is held by the earphone holder 13. The earphone holder 13 has a recess formed in the part of the main body 1 through which the connection wire 5 is inserted, in this example, the upper surface of the main body 1, and the earphone can be inserted into the recess by fitting the part of the earphone into the ear. This allows it to be held without wandering around.

Furthermore, the main body 1 is provided with a communication circuit for a receiver 4 and a transmitter 6, and is also provided with a radio tuner (not shown) that can receive radio broadcasts, such as AM, FM, etc. In addition to radio broadcasts, it has a function that can receive the audio of TV broadcasts, and when a channel is selected using the select switch 14 provided on the main body 1, the selected channel is displayed on the display 10 or an independently provided display. (not shown).

In this case, the select switch 14 can be operated to selectively switch between tuning of a radio broadcast or the like and telephone communication.

Note that when a call is received while receiving a radio broadcast or the like, it is preferable that the ring tone be heard from the receiver 2 in order to ensure that the call can be made.

According to this embodiment, the dedicated battery 7 and AC100V
Since either one of the power source and DC 12V can be used as the power source, the degree of freedom in selecting the type of power source can be increased. In addition, when not in use, the connecting wire 5 can be wound up with the take-up reel 12, so not only does the connecting wire 5 not get in the way, but there is no risk of it getting caught on anything.
Furthermore, when the connecting wire 5 is wound up, if the receiver 4 is fixed to the earphone holder 13 of the main body 1, the receiver 4 will not wander around. Since the select switch 14 can be used to switch between telephone communication and broadcast reception, it can also be used as a radio.

In the illustrated embodiments, the earphone as a telephone receiver is inserted into one ear and used, but it may be worn over the head and placed in one ear, or it may be placed in both ears. Needless to say, it can be effective.

[Effects of the Invention] As described above, according to claim 1 of the present invention, the device includes a main body, a receiver structured as an earphone type, and a transmitter built in the main body and consisting of an ultra-high sensitivity type microphone. Moreover, it is configured so that you can talk without using one hand and can be used in the same way as a small stereo headphone type cassette recorder or a portable radio, which has the effect of providing an easy-to-use mobile phone. It also has the effect of being particularly useful as a mobile communication device.

According to claim 2, even if the charging capacity of the dedicated battery attached to the main body is insufficient, it can be used by charging, and there is no need to replace the battery every time, and there is no need to buy a new battery. In addition, according to claim 3, since the charging capacity of the dedicated battery is displayed by one display meter, if the display meter is used as a guide, there will be no call failure due to insufficient capacity during a call. You can prevent this from happening.

According to claim 4, since the volume can be adjusted by appropriately adjusting the volume control knob, it is possible to easily deal with the volume of the receiver and surrounding noise.

According to claim 5, since the dial number of the destination is displayed on the display, it is possible to confirm whether or not 1 has been pressed by mistake, thereby making it possible to avoid making a wrong call.

According to claim 6, if the main body is placed in the chest pocket and the receiver is inserted into the wearer's ear, it becomes possible to talk while walking, and it is also easy to carry, so it is small even when carried. I don't have to worry about it.

According to claim 7, the main body uses either a rechargeable dedicated battery and either AC 100V or DC 12V as a power source, increasing the degree of freedom in selecting the type of power source, so that the user-friendliness of the power source is improved accordingly.

According to claim 8, if the connection wire is wound up with a take-up reel when not in use, not only will the connection wire not get in the way, but there is also no risk of it getting caught on anything, so the connection wire can be easily wound. According to claim 9, by fixing the handset on the earphone holder, the handset does not hang around and can also be prevented from being damaged.

According to claim 10, since the radio tuner and communication can be selectively switched by switching the select switch, it can be used not only as a telephone but also as a portable radio.
The scope of use as a portable device can be expanded.

[Brief explanation of the drawing]

FIG. 1 is an explanatory front view showing a first embodiment of the headphone cassette type mobile phone according to the present invention, FIGS. 2(a) and (b) are a plan view and a bottom view of the main body, and FIG. FIG. 4 is an explanatory diagram of the main parts of another embodiment of the headphone cassette type mobile phone according to the present invention. 1... Main body, 2... Dial button, 3... Hook switch, 4... Receiver, 5... Connection line, 6... Transmitter, 7... Rechargeable dedicated battery , 8... Display meter, 10... Display, 11... Volume adjustment knob, 12... Take-up reel, 13... Earphone holder, 14... Select switch.

Claims (1)

[Scope of Claims] 1. Comprising a main body with a built-in communication circuit, a receiver connected to the main body and configured as an earphone type, and a transmitter provided in the main body and consisting of an ultra-high sensitivity type microphone. A headphone cassette type mobile phone characterized by: 2. The headphone cassette type portable telephone according to claim 1, wherein the main body is equipped with a dedicated rechargeable battery. 3. The headphone cassette type portable telephone according to claim 2, wherein the main body is provided with a display meter for displaying the amount of charge capacity in the battery. 4. The headphone cassette type portable telephone according to claim 1, wherein the main body is provided with a volume control knob for adjusting the volume of the receiver. 5. The headphone cassette type portable telephone according to claim 1, wherein the main body includes a display for displaying a destination number. 6. A headphone cassette type portable telephone according to claim 1, wherein the main body has a size that can be stored in a pocket of clothing. 7. The headphone cassette type portable telephone according to claim 1, wherein the main body is powered by a dedicated rechargeable battery and either AC 100V or DC 12V. 8. A headphone cassette type portable telephone according to claim 1, wherein the main body includes a winding body capable of winding up a connecting wire between the main body and a receiver. 9. The headphone cassette type portable telephone according to claim 8, wherein the main body is provided with a holding part for holding a receiver. 10. The headphone cassette type portable telephone according to claim 1, wherein the main body has a built-in radio tuner, and selectively switches between radio tuner channel selection and telephone communication by switching a select switch.