JP2009061928A - Receiving system for road traffic information - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a receiving system for road traffic information where an installation position of a GPS antenna can be freely changed according to a position of installing a room mirror. <P>SOLUTION: In the receiving system for road traffic information, attachable to the room mirror, the GPS antenna of a GPS receiver composing a GPS module is mounted to one end of an L-shaped crank. An end part supporting part for supporting the other end of the L-shaped crank is provided near both ends of respective upper/lower sides of a receiving system body storing a position registration data memory, a CPU, and an informing part. The other end of the L-shaped crank with the GPS antenna is supported by any one position in the end part supporting part. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a road traffic information receiver attached to a rearview mirror, and more particularly to a receiver having a high degree of freedom in mounting a GPS antenna.

  By obtaining information on public vehicles that require an emergency (hereinafter referred to as emergency vehicles), the driver can obtain information on emergency vehicles to avoid emergency vehicles and to enable safe and smooth driving. A device for receiving road traffic information equipped with a database is known, and recently, there is a device that is attached to a room mirror.

The road traffic information receiving apparatus 100 is configured as shown in FIG.
That is, the receiving apparatus 100 is attached to the back side of the room mirror 61, and the display unit 194 is provided on a part 61a of the room mirror 61 so that it can be seen from the front side. Since the GPS antenna 121a of the GPS receiver 121 (FIG. 8) of the receiving apparatus 100 needs to be provided with the sky over the windshield, it is fixed to the lower end on the back side of the rearview mirror 61 as shown in the figure. It was.

The interior of the receiving apparatus 100 is composed of blocks as schematically shown in FIG. In FIG. 8, reference numeral 100 denotes a road traffic information receiving device. The GPS module 120 includes a GPS receiver 121 and a position detection / velocity calculation unit 122, and a position detection process is performed on a reception signal of the GPS receiver 121, and signals are exchanged with the distance / position / speed data reception unit 140. Has been done.
Inside the receiver main body, the main control unit (CPU) 130, the distance position calculation unit 122, and the position registration data memory 150 respectively exchange signals. In this position registration data memory 150, for example, speed limit switching points, control points, accident-prone areas, police stations, Orbis speed limits, positions of seven types of speed control machines, positions of the N system, and the like are registered. GPS reception information is constantly input from the GPS receiver 121 to the distance position calculation unit 122.

A received signal from a high frequency receiver 161 serving as an X / K band radar receiver 160 is processed by a signal processor 161 a and input to the main controller 130.
Further, as the wireless receiving unit 170, a reception signal from the 350 MHz high frequency receiver 171 is sent to the signal level detector / detector 171a, and a signal having a predetermined signal level is detected and input to the main control unit 130.
In addition, a signal received by the 407 MHz high frequency receiver 172 is detected by a signal level detector 172a, and a signal having a predetermined signal level or higher is input to the main controller 130.
Similarly, the signal received by the 160 MHz band high frequency receiver 173 is detected by the signal level detector 73a, and the signal having a predetermined signal level or higher is input to the main controller 130.
In addition, an infrared receiving unit 181 is provided as the infrared detecting unit 180, and an infrared signal received from the infrared control machine is input to the main control unit 130.
The main control unit 130 outputs an audible alarm signal to the announcement / speech output unit 191 and informs the speaker 192 of it. Also, visual information is output to the display unit 194.
As a power source, power is supplied from the rechargeable battery 112 to each unit via the power control unit 111.

  Therefore, the main control unit 130 obtains the speed limit for the current position based on the current position data from the GPS module 120 and the speed limit data in the position registration data memory 150, and the current vehicle speed exceeds the speed limit. To the voice output unit 191 and the display unit 194, or when there is a speeding enforcement machine near the current position based on the speeding enforcement machine installation position data in the position registration data memory 150. This is output to the output unit 191 and the display unit 194 to alert the driver.

JP-A-9-318371

Returning to FIG. 7, however, in the conventional receiving apparatus as shown in FIG. 7, the GPS antenna of the receiving apparatus is fixed to the lower end of the rear side of the rearview mirror. There was a problem that it might not be possible.
Accordingly, the present invention has been made to solve these problems, and it is an object of the present invention to provide a road traffic information receiving apparatus in which the mounting position of a GPS antenna can be freely changed according to the position at which a rearview mirror is mounted. It is said.

In order to solve the above problem, the invention of the road traffic information receiving device according to claim 1 is:
A road traffic information receiving device for receiving road traffic information in a vehicle and notifying a driver according to the received contents and reception status of the received vehicle, wherein the GPS module detects the position of the vehicle and calculates the speed of the vehicle A position registration data memory in which road traffic information corresponding to the position is registered, and position and speed data received from the GPS module, and road traffic information corresponding to the current position is obtained from the position registration data memory for control. In a receiving device for road traffic information attached to a rearview mirror, a GPS receiver that constitutes the GPS module comprises: a CPU that performs and a notification unit that notifies the driver of the road traffic information audibly or visually. A GPS antenna is attached to one end of the L-shaped crank to store the location registration data memory, the CPU, and the notification unit An end support portion for supporting the other end of the L-shaped crank is provided in the vicinity of both ends of the upper side and the lower side of the receiving device main body, and the L-shaped crank with the GPS antenna is provided at any one of the end support portions. It is characterized by supporting the edges.
According to a second aspect of the present invention, in the road traffic information receiving apparatus according to the first aspect, the GPS antenna is detachably attached to the L-shaped crank.
According to a third aspect of the present invention, in the road traffic information receiving device according to the second aspect, when the GPS antenna is attached to the L-shaped crank, it can be finely adjusted in several steps of a maximum of 15 mm in the insertion direction. .
According to a fourth aspect of the present invention, the receiving device has a long shape, and a display unit that is a notification unit for visually informing is provided at one end of the long device. 3. The road traffic information receiving device according to claim 3, further comprising an upside down function for inverting the display of the display unit, whereby the receiving device is turned upside down, the supporting position of the L-shaped crank is changed, and the display unit The display is inverted upside down with the upside down function so that both left handle correspondence and right handle correspondence are possible.

  According to the present invention, the GPS antenna is attached to one end of the L-shaped crank, and the end support portion that supports the other end of the L-shaped crank is provided in the vicinity of both ends of the upper side and the lower side of the receiver main body. Since the other end of the L-shaped crank with GPS antenna is supported at any one place, the GPS antenna mounting position can be changed flexibly according to the position where the rearview mirror is mounted, and further fine adjustment Can be accurately aligned.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is an exploded perspective view for explaining the external appearance of a road traffic information receiver according to the present invention. FIG. 1 (a) is a diagram for explaining a GPS receiver 121, and FIG. 1 (b) is a diagram for explaining a receiver main body 121h. .
8A shows a state in which the GPS antenna 121a of the GPS receiver 121 (FIG. 8) constituting the GPS module 120 (FIG. 8) is inserted in the arrow direction toward the one end 121k2 of the L-shaped crank 121k of the present invention. Has been.
The L-shaped crank 121k includes a terminal portion 121k1 supported on the receiving device main body 121h side and a terminal portion 121k2 to which the GPS antenna 121a is attached. The terminal portion 121k2 is formed in the same structure on both the front and back sides, so that the GPS antenna 121a can be attached to the front side as shown in the figure of the terminal portion 121k2, and can also be attached to the back side of the terminal portion 121k2. It has become. Further, on the front and back of the terminal portion 121k2, several grooves (m1 to m5) in the insertion direction are engraved in parallel with each other at equal intervals (for example, several steps of up to 15mm in the insertion direction). In addition, an elastic member that engages with one of the grooves m1 to m5 is incorporated on the side where the GPS antenna 121a is inserted. Therefore, when the GPS antenna 121a is attached to the L-shaped crank 121k, the GPS antenna 121a is attached in several stages up to 15 mm by engaging with each of the grooves m1 to m5 each time the elastic member of the GPS antenna 121a is inserted. Fine adjustment is possible.
In (b), the receiver main body 121h is a component that houses a position registration data memory 150 (FIG. 8), a CPU (FIG. 8), and a notification unit (FIG. 8), and is built in or externally attached to the rearview mirror. End support grooves A and B and C and D for supporting the terminal portion 121k1 of the L-shaped crank 121k are provided at both ends of the upper side and the lower side of the receiver main body 121h, respectively.
The rearview mirror is attached near the windshield inside the vehicle, but the manner of attachment varies depending on the automobile and the driver. Depending on the configuration of the front part of the car and the inclination of the windshield, it can be mounted close to the windshield or mounted at a distance, or it can be mounted above or below the windshield depending on the height of the driver's line of sight. The space formed between the rearview mirror and the windshield is different on the upper and lower sides and on the left and right side of the vehicle.
According to the present invention, the driver can select the most preferable part from the four attachment positions A to D and attach the GPS antenna 121a thereto. The following FIGS. 2 to 5 show a state in which the GPS antenna 121a is attached to each of the attachment positions a to d.

  FIG. 2 shows a state in which the L-shaped crank 121 of the receiving device 100 of FIG. 1 is fitted in the end portion storing groove a of the receiving device main body 121h. As a result, the GPS antenna 121a is positioned at the right end of the upper side of the receiver main body 121h in the figure, and when the rear view mirror is swiveling toward the driver, a large space is created at the left end of the upper side of the rear view mirror as viewed from the driver. Therefore, it is advantageous because the GPS antenna 121a can be attached here, and a wide free space can be secured under the room mirror.

  FIG. 3 shows a state in which the L-shaped crank 121 of the receiving device 100 of FIG. 1 is fitted in the end portion storing groove B of the receiving device main body 121h. As a result, the GPS antenna 121a is positioned at the left end of the upper side of the receiver main body 121h in the drawing. If the rearview mirror is provided at a distance from the windshield and is implemented in a left-hand drive automobile, it is advantageous because a large free space can be secured below the rearview mirror.

  FIG. 4 shows a state in which the L-shaped crank 121 of the receiving device 100 of FIG. 1 is fitted in the end portion storing groove C of the receiving device main body 121h. As a result, the GPS antenna 121a is positioned at the right end of the lower side of the receiver main body 121h in the figure. This is advantageous when the room mirror is close to the windshield.

  FIG. 5 shows a state in which the L-shaped crank 121 of the receiving device 100 of FIG. 1 is fitted in the end portion storing groove D of the receiving device main body 121h. As a result, the GPS antenna 121a is positioned at the left end of the lower side of the receiver main body 121h in the drawing. It is advantageous to implement in a left-hand drive car when the rearview mirror is close to the windshield.

6A and 6B are diagrams for explaining two usages of the receiving apparatus according to the present invention. FIG. 6A is a perspective view of the receiving apparatus corresponding to the right handle, and FIG. 6B is a perspective view of the receiving apparatus corresponding to the left handle.
In FIG. 6, the receiving device 100 in (a) has the warning display unit 194 on the right, and the receiving device 100 ′ in (b) has the warning display unit 194 on the left. In this way, it is easier to see the warning display unit (screen display unit) installed on the driver's seat side. According to the present invention, these two types of usage can be freely changed by one receiving device. That is, in the present invention, the right handle type of the domestic specification is set as a default setting, the receiving device 100 is mounted upside down, the GPS antenna 121 is mounted upside down, and the warning display (EL display) 194 is set up and down of the software. The reverse function makes it easy to turn upside down. Therefore, even when the receiving device 100 is mounted upside down, the receiving device 100 in (b) is turned upside down in the receiving device 100 in (a) as can be seen from the example of the time display “09:59” of the warning display unit 194. The display is also in the same direction at 100 '.
As a result, even with a foreign-specification left-hand drive type, the display unit 194 can be placed closer to the driver's seat using the same receiver 100 as with the right-hand drive type.

As described above, according to the present invention, the GPS antenna is attached to one end of the L-shaped crank, and the end support portion that supports the other end of the L-shaped crank is provided in the vicinity of both ends of the upper side and the lower side of the receiver main body. Since the other end of the L-shaped crank with GPS antenna is supported at any one of the parts, the mounting position of the GPS antenna can be freely changed according to the position at which the rearview mirror is mounted. For example, in the case of a car in which the distance between the rearview mirror and the windshield is long, the lower space between the rearview mirror and the windshield can be effectively used by attaching a GPS antenna to the upper side of the rear view mirror. In addition, there is an effect that the GPS antenna is hidden behind the room mirror from the driver's seat and is not obstructive.
If the distance between the rearview mirror and the windshield is a small automobile, a GPS antenna may be attached to the lower side of the rearview mirror.
There is a windshield that does not allow radio waves to pass, but even in that case, it is compatible with the ATS system and only a part of the windshield can pass radio waves. A GPS antenna can be attached to the.

It is a disassembled perspective view of the GPS antenna attachment part of the receiver of the road traffic information which concerns on this invention. It is a perspective view which shows the state which attached the GPS antenna to the edge part support groove | channel (a) of FIG. It is a perspective view which shows the state which attached the GPS antenna to the edge part support groove | channel (B) of FIG. It is a perspective view which shows the state which attached the GPS antenna to the edge part support groove | channel C of FIG. It is a perspective view which shows the state which attached the GPS antenna to the edge part support groove | channel d of FIG. It is a figure explaining two usages of the receiver which concerns on this invention, (a) is a receiver corresponding to a right handle, (b) is each perspective view of the receiver corresponding to a left handle. It is a perspective view of the conventional receiver of road traffic information. It is a block diagram which shows the inside of the receiver which this invention makes object.

Explanation of symbols

100 receiver 100 'upside down receiver 120 GPS module 121 GPS receiver 121a GPS antenna 121h receiver main body 121k L-shaped crank 121k1 receiver main body side terminal 121k2 GPS antenna fixed side terminal m1 to m5 parallel at equal intervals Groove A, B, C, D End support groove

Claims (4)

A road traffic information receiving device for receiving road traffic information in a vehicle and notifying a driver according to the received contents and reception status of the received vehicle, wherein the GPS module detects the position of the vehicle and calculates the speed of the vehicle A position registration data memory in which road traffic information corresponding to the position is registered, and position and speed data received from the GPS module, and road traffic information corresponding to the current position is obtained from the position registration data memory for control. In a receiving device for road traffic information, comprising: a CPU to perform; and a notification unit for notifying a driver of the road traffic information audibly or visually,
A GPS antenna of a GPS receiver that constitutes the GPS module is attached to one end of an L-shaped crank, and the reception device main body that houses the position registration data memory, the CPU, and the notification unit is located near both ends of the upper side and the lower side. An end support portion for supporting the other end of the L-shaped crank is provided, and the other end of the L-shaped crank with GPS antenna is supported at any one of the end support portions. Receiver device.   2. The road traffic information receiving apparatus according to claim 1, wherein the GPS antenna is detachably attached to the L-shaped crank.   3. The road traffic information receiving apparatus according to claim 2, wherein when the GPS antenna is attached to the L-shaped crank, the GPS antenna can be finely adjusted in several steps of a maximum of 15 mm in the insertion direction.   In the receiving device in which the receiving device has a long shape and a display unit serving as a notification unit for visually informing is provided at one end of the long device, the display of the display unit is moved up and down. It is equipped with an upside down function for reversing, so that the receiving device is turned upside down, the support position of the L-shaped crank is changed, and the display on the display unit is turned upside down with the upside down function, thereby supporting the left handle. 4. The road traffic information receiving apparatus according to claim 2, wherein both of the right-hand handle correspondence are possible.

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