JPH10154905A - Micro repeater antenna system for portable telephone set - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform the amplification of radio waves irrespective of the using environment of a portable telephone and to remove a noise by forming a pair of seat-type antenna objects having a pair of electrode pieces juxtaposed at the opposite part to a connecting piece integrally projected with a hollow metal circuit piece. SOLUTION: This system is composed of the hollow metal circuit piece 2 formed in rectangular form on the same plane, and the pair of seat-type antenna objects 1a and 1b having the pair of electrode pieces 4 which is formed at the top of the two connecting pieces 3 having an almost L-shape each which is projected to one side of the metal circuit piece 2 with properly putting a space. A adhesive layer formed of an adhesive or the like is formed on the back of each of the seat-type antenna objects 1a and 1b, and, a seat mount is provided under that peelable. A peelable oblong protect seat formed of transparent synthetic resin is formed on the surface of the antenna object 1a, and a protect seat 7b is formed on the surface of the antenna object 1b to be adhered to the body part of the portable telephone 10 as one body.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet-type micro-repeater antenna device for a portable telephone, which eliminates inferior sensitivity when transmitting and receiving by attaching to a portable telephone.

[0002]

2. Description of the Related Art In recent years, various information communication devices have become widespread in response to the information society. In particular, mobile phones are tremendously popular because they are owned by individuals, convenient to carry, and can be transmitted and received anytime and anywhere. However, since the output voltage of this type of mobile phone is low, when transmitting and receiving in a place where radio waves are easily shielded, such as indoors or in a car, the output is significantly reduced and the sensitivity is insufficient. Could not make a call.

For this reason, various antennas are installed by using a window glass having a strong electric field intensity of a radio wave transmitted from a base station to compensate for a lack of sensitivity and amplify the radio wave and remove noise to improve the output. Was. As an example, a sheet-like Peter antenna that is attached to the inside of the car and facing the inside using the window glass of the car is installed, or an external antenna is attached to the window of the building or in the vicinity, and an adapter or the like is installed. A device connected to a mobile phone via a connector has been used.

[0004]

Conventionally, a sheet-like repeater antenna mainly used for a vehicle is attached to the inner and outer surfaces of a window glass of the vehicle so as to face each other, so that the mounting place thereof is limited. However, there has been a drawback that the installation work is troublesome or a part of the work is peeled off during use. In addition, various types of antennas connected to a mobile phone in a building have more accessories, and their handling is cumbersome, and the sensitivity varies depending on the place of use, making it impossible to utilize the characteristics of a mobile phone. .

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and relates to a place where a mobile phone is used by being integrally mounted near an antenna mounted on the mobile phone using a main body of the mobile phone as a mounting medium. It is an object of the present invention to provide a micro-repeater antenna device for a mobile phone capable of amplifying radio waves and removing noise regardless of the environmental conditions.

[0006]

According to a first aspect of the present invention, there is provided a micro-repeater antenna for a portable telephone, comprising: a hollow metal circuit piece; and a hollow metal circuit piece. It is composed of a pair of sheet-type antennas provided with a pair of electrode pieces arranged in parallel with the protruding connection piece opposite to each other, and the pair of sheet-type antennas is overlapped with each other. And attached in series to the main body of the mobile phone.

According to a second aspect of the present invention, there is provided a micro-repeater antenna device for a portable telephone, wherein a pair of hollow metal circuit pieces and a pair of connection pieces which are integrally protruded from the hollow metal circuit pieces are opposed to each other. It is composed of a pair of sheet-type antennas provided with electrode pieces, one of the sheet-type antennas is attached to the main body of the mobile phone, and the other sheet-type antenna is a pair of electrodes of the one sheet-type antenna. It is characterized in that it is attached to a piece in series and overlapped.

According to a third aspect of the present invention, there is provided a micro-repeater antenna device for a portable telephone, wherein one sheet-type antenna is formed by a copper sheet member and the other sheet-type antenna is formed by an aluminum sheet member. The invention is characterized in that an electrode piece of an aluminum sheet-type antenna is overlapped and adhered in series on an upper surface of an electrode of the sheet-type antenna of copper.

According to a fourth aspect of the present invention, there is provided a micro-repeater antenna device for a cellular phone, wherein a pair of sheet-type antennas has an adhesive layer formed on the back surface thereof, and a peelable protection sheet is provided on the surface of one sheet-type antenna. In addition, a protection sheet is provided on the surface of the other sheet-type antenna body, in which a covering portion for covering the one sheet-type antenna body is integrally formed.

[0010]

According to the micro-repeater antenna device for a portable telephone according to the first aspect of the present invention configured as described above, a pair of sheet-type antennas each including a metal circuit piece and a pair of electrode pieces are provided. A metal circuit having a length substantially equal to the wavelength of a radio wave to be received is obtained by attaching the body to the body of the mobile phone by bonding the pair of electrode pieces to each other in an overlapping manner, and It is integrally installed near an antenna mounted on a mobile phone to amplify radio waves and remove noise.

According to a second aspect of the present invention, a micro-repeater antenna device for a cellular phone is formed of a pair of sheet-type antennas each having a pair of electrode pieces formed on a metal circuit piece.
After attaching one sheet-type antenna body to the main body of the mobile phone, the other sheet-type antenna body is superimposed on a pair of electrode pieces of one sheet-type antenna body to which the pair of electrode pieces is attached first. Attached in series near the antenna mounted on the mobile phone, it is integrated around the antenna installed on the mobile phone to perform stable radio wave amplification and noise removal regardless of the environmental conditions at the place of use and to attach it Is extremely easy, and the sheet-type antenna body is used for a long period of time without peeling or deformation, and replacement thereof is easily performed.

According to a third aspect of the present invention, one sheet-type antenna is formed of a copper sheet member having higher conduction efficiency.
The other sheet-type antenna body is formed of an aluminum sheet member, and an aluminum electrode piece is overlapped on the upper surface of a copper electrode piece. An enhanced sheet antenna is obtained.

According to the fourth aspect of the present invention, the adhesive layer is formed on the back surfaces of the pair of sheet-type antennas, and the peelable protection is provided on the surface of one of the sheet-type antennas. A sheet is formed, and on the surface of the other sheet-type antenna body, a protective sheet having a covering portion that covers one sheet-type antenna body that has been previously adhered and the protective sheet has been peeled off is formed. The surface of a micro-repeater antenna device formed by attaching a pair of sheet-type antenna bodies to a mobile phone may cause dust or the like to adhere to the upper surfaces of metal circuit pieces and electrode pieces, or to be damaged or peeled off by friction during use. In this way, amplification of radio waves and removal of noise are performed for a long time.

[0014]

Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is a plan view and a side view showing a micro-repeater antenna device of the present invention mounted on a mobile phone. FIG. 2 is an exploded perspective view showing an attached state of a pair of sheet antennas. FIG. 4 is an exploded perspective view of one sheet-type antenna body showing a coupling state of the antenna-type antenna body.

The micro-repeater antenna device has a hollow metal circuit piece 2 formed in a rectangular shape on the same plane, and two substantially L-shaped protrusions protruding from one side of the hollow metal circuit piece 2 at appropriate intervals. The pair of sheet-shaped antennas 1a and 1b each include a pair of electrode pieces 4 and 4 formed in parallel at opposite portions of the distal ends of the U-shaped connection pieces 3 and 3, respectively. , 1b are separated. Good sensitivity can be obtained by selecting the length of the pair of sheet antennas 1a and 1b so as to have a length substantially equal to the frequency of the mobile phone used in the connected state. it can.

Further, the pair of sheet antennas 1
As shown in FIGS. 2 and 4, an adhesive layer 5 made of an adhesive or an adhesive tape is formed on the back surface of each of the adhesive layers a and 1b. It is provided as possible.

As shown in FIG. 4, a releasable horizontally-long rectangular protective sheet 7a made of a transparent synthetic resin is formed on the surface of one sheet-type antenna 1a, and is adhered to the cellular phone 10. And peeled off. Also, on the surface of the other sheet-type antenna body 1b to be attached later,
As shown in FIG. 2, a covering portion 8 is integrally extended in a laterally long shape so as to cover one sheet type antenna body 1a from which the protective sheet 7a is peeled off, and is integrated with one side of the sheet type antenna body 1b. A protection sheet 7b adhered to the main body of the mobile phone 10 is formed.

The pair of sheet antennas 1a, 1b
As shown in FIG. 2, first, one sheet-type antenna body 1a is peeled off the backing paper 6 provided on the lower surface thereof, and is attached to a smooth portion of the main body of the mobile phone 10 close to the antenna. Peel off the protective sheet 7a on the surface. Next, similarly, the backing sheet 6 on the lower surface of the other sheet type antenna body 1b is peeled off, and a pair of electrode pieces 4, 4 protrudingly formed on the metal circuit piece 2 is attached to the one sheet type already adhered. One sheet which is overlapped on the upper surfaces of the electrode pieces 4 and 4 of the antenna body 1a and is adhered so as to be symmetrical to the one sheet type antenna body 1a, and then the cover 8 of the protective sheet 7b on the surface is exposed. By adhering so as to cover the surface of the shaped antenna 1a, a serial microrepeater antenna device in which a metal circuit using the mobile phone 10 as a mounting medium is formed in a horizontally long rectangular shape is formed.

The pair of sheet antennas 1a, 1a
b, when sticking to the main body of the mobile phone 10, as described above, after sticking one sheet-type antenna 1a, the other sheet-type antenna 1b is overlapped with its electrodes 4,4. Other than sticking it together beforehand.
a and 1b may be bonded and integrated and then attached to the main body of the mobile phone 10.

FIG. 5 shows another embodiment of a pair of sheet-type antenna members. One of the sheet-type antenna members 1c is formed by using a copper sheet member having higher conduction efficiency to form a hollow metal circuit piece. 12, a connecting portion 13, and a pair of electrode pieces 14, 14, and the other sheet-type antenna body 1d is formed of a hollow metal circuit piece 1 by an aluminum sheet member.
2. By forming the connecting portion 13 and the pair of electrode pieces 14 and 14, respectively, and connecting the pair of sheet-type antennas 1c and 1d, it is possible to more efficiently amplify the radio wave.

Further, in the above embodiment, the case where the hollow metal circuit piece 2 of the pair of sheet-type antenna bodies 1a and 1b constituting the micro repeater antenna device is formed in a rectangular shape has been described. 2 is not necessarily limited to this, and may be formed in a circular, trapezoidal or polygonal shape, and formed with a pair of electrode pieces 4 and 4 arranged in parallel by projecting the connection pieces 3 as appropriate.

In the above embodiment, the pair of sheet antennas 1a and 1b are connected to a pair of parallel electrode pieces 4,
4 has been described as projecting from the two connection pieces 3 and 3, respectively, but as shown in FIG. 6, a pair of sheet-type antennas 1e and 1f are hollow metal members formed in the same plane rectangular shape. One connecting piece 23 protruding from one side of the circuit piece 22
May be formed by forming a pair of electrode pieces 24, 24 arranged in parallel with the tip of the.

[0023]

As described above, according to the micro-repeater antenna device of the present invention, the following effects can be obtained by being configured as described above.

According to the micro-repeater antenna device for a portable telephone according to the first aspect, a pair of electrode pieces provided on a pair of sheet-type antennas are mutually overlapped, and the main body of the portable telephone is used as a mounting medium. A metal circuit with a length almost equal to the wavelength of the radio wave to be received can be obtained by being attached in series, and since it is installed integrally near the antenna mounted on the mobile phone, amplification of the radio wave and noise Removal can be performed.

According to the second aspect of the present invention, the micro-repeater antenna device for a mobile phone is formed of a pair of sheet-type antennas having a pair of electrode pieces, and one of the sheet-type antennas is attached to a main body of the mobile phone. After being attached, the other sheet-type antenna body is laminated and attached in series on a pair of electrode pieces of one sheet-type antenna body, the pair of electrode pieces having been previously attached, and is attached to a mobile phone. Attached integrally near the equipped antenna, it can stably amplify radio waves and remove noise without being affected by the environmental conditions of the place of use, and its installation is extremely easy. It can be used for a long period of time without peeling or deformation of the antenna body to stably amplify radio waves and remove noise, and it can be easily replaced. That.

According to the third aspect of the present invention, one sheet-type antenna is formed of a copper sheet member having higher conduction efficiency.
By forming the other sheet-type antenna body with an aluminum sheet member and overlapping the aluminum electrode piece on the upper surface of the copper electrode piece, by effectively utilizing the copper sheet member having high conduction efficiency. It is possible to obtain a sheet-type antenna that further enhances the power supply efficiency.

According to the micro-repeater antenna device for a portable telephone according to the fourth aspect, an adhesive layer is formed on the back surface of the pair of sheet antennas, and the adhesive layer is first adhered on the surface of the other sheet antenna. A repeater formed by attaching a pair of sheet-type antenna bodies to a mobile phone, the protection sheet having a covering portion covering one of the sheet-type antenna bodies from which the protection sheet has been peeled off. It is possible to prevent dust and the like from adhering to the upper surfaces of the metal circuit pieces and the electrode pieces on the surface of the antenna device, and prevent damage or peeling due to friction during use.

[Brief description of the drawings]

FIG. 1A is a plan view showing an installation state of a micro-repeater antenna device of the present invention, and FIG. 1B is a side view.

FIG. 2 is an exploded perspective view showing a mounted state of a pair of sheet-type antenna bodies.

FIG. 3 is a plan view showing a connected state of a pair of sheet antenna bodies.

FIG. 4 is an exploded perspective view of the sheet antenna.

FIGS. 5A and 5B are plan views showing another embodiment of the sheet antenna, wherein FIG. 5A is an aluminum sheet antenna and FIG. 5B is a copper sheet antenna.

FIG. 6 is a plan view showing still another embodiment of the sheet antenna.

[Explanation of symbols]

1a, 1b, 1c, 1d, 1e, 1f Sheet-type antenna body 2, 12, 22 Metal circuit piece 3, 13, 23 Connection piece 4, 14, 24 Electrode piece 5 Adhesive layer 7 Protective sheet 8 Covering part 10 Mobile phone

Claims (4)

[Claims] 1. A sheet-shaped antenna body comprising a hollow metal circuit piece and a pair of electrode pieces arranged in parallel to opposing portions of a connection piece integrally projecting from the hollow metal circuit piece. A micro-repeater antenna device for a mobile phone, comprising a pair of sheet-shaped antennas, each of which has a pair of electrode pieces formed on the main body of the mobile phone and overlapped with each other in series. 2. A pair of sheet-type antenna units each including a hollow metal circuit piece and a pair of electrode pieces arranged in parallel with each other at a position facing a connecting piece integrally projecting from the hollow metal circuit piece. One sheet-type antenna is attached to the main body of the mobile phone, and the other sheet-type antenna is connected in series with the pair of electrode pieces overlapping the pair of electrode pieces of the one sheet-type antenna. Micro-repeater antenna device for mobile phones, which is attached to a mobile phone. 3. An upper surface of an electrode piece of a copper sheet antenna, wherein one sheet antenna is formed of a copper sheet member and the other sheet antenna is formed of an aluminum sheet member. 3. The micro-repeater antenna device for a mobile phone according to claim 1, wherein electrode pieces of an aluminum sheet-type antenna body are overlapped and adhered in series. 4. A pair of sheet antennas each having an adhesive layer formed on the back surface thereof, a peelable protection sheet on the surface of one sheet antenna, and a surface of the other sheet antenna. 4. The micro-repeater antenna device for a mobile phone according to claim 1, further comprising a protection sheet integrally formed with a covering portion for covering one of the sheet-type antenna bodies.