JP2005067278A - Key with information function - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an information key as a mobile terminal with high added value, and an information key capable of improving usability. <P>SOLUTION: This information key 21 comprises a display part 22 displaying various information at the time of mounting to a key mounting part or at the time of carrying; a security and identification function A; an audio/visual entertainment function B; a driver support function C; a vehicle status information function D; a customer relation management function E; and an electrical commerce function F. Operation switches provided to the information key 21 only include a menu key 23 and a back key 24 for selecting the menu, and an actuation operating key 25 for actuating and stopping the function. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a key with an information function, which is a portable machine of a keyless entry system that unlocks and locks a door of a vehicle by wireless communication without using a mechanical key.

  Conventionally, what is called a keyless entry system is known as a system capable of locking (locking) and unlocking (unlocking) a door of a vehicle without using a mechanical key. In keyless entry, a wireless portable device is used, and by operating a lock / unlock operation button provided in the portable device, authentication information (verification ID) for personal authentication is obtained from the portable device by wireless communication. A signal including the signal is received by the vehicle-side verification device, and the verification ID stored in the verification device is compared with the verification ID included in the signal, and then the vehicle door is locked or unlocked. To do.

  Moreover, what is called a smart entry system is also known as a keyless entry system. The smart entry system does not require the button operation of the portable device, and a user such as a driver carrying a wireless portable device is always transmitted from the vehicle-side verification device just by approaching or moving away from the vehicle. In response to a radio wave having a narrow propagation (communication) range, a signal including a verification ID is transmitted from the portable device by wireless communication, and the verification ID stored in the verification device is received by the vehicle-side verification device. And the verification ID included in the signal, the vehicle door is locked or unlocked.

  At present, it is considered to add various added values to the portable device of the keyless entry system. For example, Patent Document 1 is an example of adding a value other than the lock / unlock function of a vehicle door to a portable machine of a keyless entry system. FIG. 5 is a configuration diagram of a portable device of a conventional keyless entry system disclosed in Patent Document 1. In FIG. A portable device 1 shown in FIG. 5 includes an audio operation unit 3 configured to be detachable with respect to a concave mounting unit 5 formed in a vehicle audio main body unit 2 provided in an instrument panel unit of the vehicle, and a vehicle. On the other hand, a transmitter 4 that transmits a keyless lock signal and a keyless unlock signal is integrally configured.

  The audio main body 2 is provided with an insertion port 6 for inserting a music information medium or a sound information medium (CD, MD, etc.), a power supply terminal 7, a transmission / reception port 8, and the like, while the portable device 1 is for audio or keyless entry. And the like, and a display unit 14 sharing the audio display unit and the door lock / unlock confirmation information display unit. That is, the portable device 1 has added value of an audio operation function and a display function in addition to the unlocking and locking function of the vehicle door.

JP-A-11-238371

  A portable device is indispensable for a vehicle having a keyless entry system, and a user (a driver or the like) of the vehicle is always carried. For this reason, in addition to the unlocking / locking function of the vehicle door as described above, not only an audio operation function and a display function are added, but also various functions are added to make the portable device even more valuable. Is very effective as it increases the value of the vehicle.

  On the other hand, the key with information function is made small so that it can be easily carried by the user. Therefore, when it is shared with the audio operation unit as described above, there is a limit to the arrangement of operation switches, and the number of operation switches is increased. It cannot be said that it is not very convenient.

  Therefore, in view of the above circumstances, an object of the present invention is to provide a key with an information function as a high-value-added portable device and to provide a key with an information function that can improve usability.

The key with an information function of the first invention that solves the above problem is a key with an information function that is detachably attached to a key attachment part on the vehicle side and can be removed from the key attachment part and carried.
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
Display means for displaying various types of information when the key with information function is attached to the key attaching part and when the key with information function is removed from the key attaching part;
It is provided with.

The key with an information function of the second invention is a key with an information function of the first invention.
Information receiving means for receiving information transmitted by wireless communication or wired communication from the vehicle-side information transmitting means;
Information storage means for storing information,
In the display unit, when the key with the information function is mounted on the key mounting unit, the information received by the information receiving unit from the information transmitting unit on the vehicle side and the information stored in the information storage unit are stored. And when the information function key is removed from the key mounting portion, the information stored in the information storage means is displayed.

The key with information function of the third invention is the key with information function of the second invention.
The information received by the information receiving means from the information transmitting means on the vehicle side is information representing the vehicle state, and the information stored in the information storage means is sound information or video information, information on navigation, vehicle maintenance Information or information related to electronic commerce.

The key with an information function of the fourth invention is a key with an information function that is detachably attached to a key attachment part on the vehicle side and can be detached from the key attachment part and portable.
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
A card mounting section for detachably mounting a memory card storing music information;
Music information playback means for playing back music information stored in the memory card when the memory card is mounted in the card mounting unit;
It is characterized by having.

The key with an information function of the fifth invention is a key with an information function that is detachably attached to a key attachment part on the vehicle side and can be removed from the key attachment part and carried.
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
A card mounting section for detachably mounting a memory card storing information on navigation;
Navigation information transmitting means for transmitting information related to navigation stored in the memory card when the memory card is mounted in the card mounting unit to a navigation system on the vehicle side by wireless communication or wired communication;
It is characterized by having.

The key with an information function of the sixth aspect of the invention is a key with an information function that is detachably attached to a key attachment part on the vehicle side and can be removed from the key attachment part and carried.
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
Storage means for storing maintenance information transmitted by wireless communication or wired communication from the vehicle-side maintenance information transmitting means;
It is provided with.

The key with an information function of the seventh invention is a key with an information function that is detachably attached to a key attachment part on the vehicle side and can be removed from the key attachment part and carried.
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
Storage means for storing information relating to electronic commerce;
It is characterized by having.

The key with information function of the eighth invention is the key with information function of the first, second or third invention,
The operation switch provided in the key with information function includes a menu selection switch for selecting a menu displayed on the display unit in a state where the key with information function is detached from the key mounting unit, and the key with information function. It is only an operation operation switch for operating or stopping the function which can be operated in the state which removed from the key mounting part.

According to the key with the information function of the first invention, not only has the unlocking command means,
An engine start permission means is provided, and further, a display means for displaying various information when the key with information function is attached to the key attachment portion and when the key with information function is removed from the key attachment portion is provided. Therefore, since various information can be provided to the user (driver or the like) by the display means, the portable device has high added value.

  Further, according to the key with information function of the second invention, it has information receiving means and information storage means. When the key with information function is mounted on the key mounting portion in the display means, the information transmitting means on the vehicle side The information received by the information receiving means and the information stored in the information storage means are displayed, and the information stored in the information storage means can be displayed when the key with the information function is removed from the key mounting portion. Therefore, it becomes a portable device with high added value using the display means effectively.

  According to the key with an information function of the third invention, the information received by the information receiving means from the information transmitting means on the vehicle side is information representing the vehicle state, and the information stored in the information storing means is sound information. Alternatively, since it is video information, information related to navigation, vehicle maintenance information, or information related to electronic commerce, the mobile device has a very high added value and can provide various types of information to the user.

  Further, according to the key with an information function of the fourth invention, not only has a lock / unlock command means, but also an engine start permission means, and further a card for detachably mounting a memory card storing music information Added value that can provide music information to the user because it is equipped with a mounting unit and music information playback means for playing back the music information stored in the memory card when the memory card is mounted in the card mounting unit It becomes a high portable device.

  According to the key with an information function of the fifth aspect of the invention, not only has the lock / unlock command means, but also an engine start permission means, and further a detachable memory card storing navigation information is detachably mounted. Since it has a card mounting part and navigation information transmitting means for transmitting information related to navigation stored in the memory card to the vehicle side navigation system when a memory card is mounted in the card mounting part, navigation such as a destination point It becomes a portable device with high added value that can easily input information to the vehicle.

  According to the key with an information function of the sixth aspect of the invention, not only has the lock / unlock command means, but also an engine start permission means, and further stores maintenance information transmitted from the vehicle-side maintenance information transmission means. Therefore, it becomes a high-value-added portable device that can also provide maintenance information to users, dealers, and the like.

  Further, according to the key with the information function of the seventh invention, not only has the locking / unlocking command means, but also the engine start permission means, and further comprises the storage means for storing information relating to electronic commerce, It can also be used as a credit card, resulting in a mobile device with high added value.

  According to the key with information function of the eighth invention, the operation switch provided in the key with information function is for selecting a menu displayed on the display means in a state where the key with information function is removed from the key mounting portion. Since only the menu selection switch and the operation operation switch for activating or deactivating the function that can be operated with the key with the information function removed from the key mounting portion, that is, having only the minimum necessary operation switch Therefore, even if it has display means, it is small and suitable for carrying, and other operation switches are provided on the vehicle side, and there are few restrictions on the arrangement and number of operation switches, so it is easy to use. Can be improved.

  Embodiments of the present invention will be described below in detail with reference to the drawings.

  FIG. 1 is a configuration diagram of an information key (key with an information function) according to an embodiment of the present invention, FIG. 2 is a block diagram showing a main internal configuration of the information key, and FIG. FIG. 4 is a diagram illustrating a state where the key is mounted on the key mounting unit, and FIG. 4 is an explanatory diagram illustrating an operation example of the operation unit on the vehicle side and a display example of the information key display unit.

  In FIG. 1, the configuration (appearance) of the information key 21 of the present embodiment is shown in the center, and various functions A, B, C, D, E, and F that the information key 21 has are shown around it. .

  As shown in FIG. 1, an information key (key with information function) 21 as a portable device of a keyless entry system (smart entry system) is provided in a protruding manner on a circular main body 21A and a side of the main body 21A. It has an arc-shaped convex portion 21B, and has a dharma shape as a whole. The convex portion 21B is configured to be housed on the back surface of the main body portion 21A so as to be portable. A central portion of the main body portion 21A has a display portion 22 such as a liquid crystal display formed in a circular shape as display means, and a menu key 23 and a back key 24 as menu selection switches are provided on the peripheral portion of the main body portion 21A. And are provided. The selection menu displayed on the display unit 22 can be selected in the forward direction by operating (pressing) the menu key 23, and can be selected in the reverse direction by operating (pressing) the back key 23. . When the selection menu is hierarchical, the back key 23 can be operated to return to the upper selection menu.

  In addition, an operation operation key 25 is provided on the convex portion 21B as an operation operation switch. For example, by operating (pressing) the operation key 25, sound information (music information, conversation recording information, etc.) and image information stored in a memory card 26 such as a PC card, memory stick, or smart media can be reproduced. The reproduction is stopped by operating (pushing) the operation key 25 again. If the operation key 25 is held for several seconds, the initial screen is displayed and the menu can be selected again. That is, the operation switch provided on the information key 21 is used to select a selection menu displayed on the display unit 22 in a state where the information key 21 is removed from the vehicle side key mounting unit (see FIG. 3, details will be described later). The menu key 23 and the back key 24 and the operation key 25 for operating or stopping the function (music information or image information reproducing function) that can be operated with the information key 21 removed from the key mounting portion. is there.

  The memory card 26 is detachably mounted on the card mounting portion of the information key 21. That is, a slot 27 is provided as a card mounting portion on the side of the information key 21 so that the memory card 26 can be inserted into the slot 27 and the memory card 26 can be pulled out from the slot 27 easily. It is like that. Sound information such as reproduced music information can be heard by the earphone 28 by inserting the plug 29 of the earphone 28 into the earphone jack 30 provided on the side of the information key 21. The information key 21 can also receive AM and FM radio broadcasts, and these radio broadcasts can be listened to by the earphones 28.

  As shown in FIG. 2, the information key 21 includes a microcomputer 31 that performs various controls and signal processing, an antenna 33, a transmission / reception unit 32 that transmits and receives signals by wireless communication via the antenna 33, and a sound such as music information. It includes a sound information output unit 34 for outputting information, a memory card 35 as storage means for storing maintenance information, and an IC chip 36 as storage means for storing information relating to electronic commerce. The IC chip 36 is incorporated in the information key 21. The memory card 35 is mounted inside the information key 21 so as not to be easily removed like the memory card 26, and is closed with a lid (not shown), and is removed by opening the lid.

  In the microcomputer 31, various controls and signal processing according to the operation signal of the menu key 23, the back key 24 or the operation key 25, the display control of the display unit 22, the output control from the sound information output unit 34, and the transmission / reception unit 32. And control of wireless communication with the vehicle-side device performed via the antenna 33, reading of information stored in the memory card 26 (reproduction of music information, etc.), writing of maintenance information to the memory card 35, IC chip 36 The information is read from the information and the information is written to the IC chip 36.

  Specifically, the information key 21 has functions A to F shown in FIG.

  Function A is a security & identification function. The security function is a locking / unlocking command function that causes the locking / unlocking means to lock (lock) or unlock (unlock) the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side. is there. That is, in the microcomputer 31 of the information key 21, a user such as a driver carrying the information key 21 only approaches or separates from the vehicle, and from the locking / unlocking means on the vehicle side having the checking means. In response to a radio wave having a narrow propagation (communication) range that is always transmitted, a signal including a verification ID (authentication information) is transmitted from the transmission / reception unit 32 to the vehicle-side locking / unlocking means via the antenna 33 by wireless communication. (Locking unlocking command means). The locking / unlocking means on the vehicle side receives this signal, collates the verification ID stored in the locking / unlocking means with the verification ID included in the signal, and then locks or unlocks the door of the vehicle. .

  The wireless communication between the information key 21 and the locking / unlocking means on the vehicle side follows, for example, the technology “Bluetooth (standard name)” (hereinafter referred to as Bluetooth) based on the IEEE 802.11 standard, but is not necessarily limited to this. Any wireless communication method with a narrow communication range may be used.

  The identification function is an engine start that permits the engine start means to start the engine by performing wireless communication with the engine start means on the vehicle side while the information key 21 is attached to the key attachment portion on the vehicle side. It is a permission function. That is, in the microcomputer 31 of the information key 21, wireless communication from the transmission / reception unit 32 through the antenna 33 to the vehicle engine starting unit having the verification unit and the like with the information key 21 mounted on the key mounting unit. A signal including a verification ID (authentication information) is transmitted by communication (engine start permission means).

  The vehicle engine starting means receives this signal and collates the collation ID stored in the engine starting means with the collation ID included in the radio wave, and then starts the vehicle engine. In other words, the engine immobilizer function (a function in which the ignition device is not operated and the engine cannot be started even when the ignition switch is turned on unless correct authentication information is input) is released, and the engine can be started. In this case, the verification ID may be transmitted by Bluetooth wireless communication via the transmission / reception unit 32 and the antenna 33. Since the information key 21 is mounted on the key mounting unit 41, the terminal ID is connected and wired. You may make it carry out by communication.

  Function B is an audio / visual entertainment function. This function reads the sound information (music, conversation, etc.) or image information previously stored in the memory card 26 inserted into the slot 27 using another microcomputer or the like with the microcomputer 31 and reproduces the sound information. The sound information output unit 34 or the image information is reproduced and displayed on the display unit 22.

  Function C is a driver support function. In this function, information related to navigation (for example, destination point information) stored in advance in a memory card 26 inserted into the slot 27 using another microcomputer or the like is read by the microcomputer 31 and transmitted to the navigation system on the vehicle side. (Navigation information transmission means). In this case, the navigation-related information may be transmitted by wireless communication via the transmission / reception unit 32 and the antenna 33. Since the information key 21 is mounted on the key mounting unit on the vehicle side, the terminal connection is made. Then, it may be performed by wired communication.

  In the navigation system on the vehicle side, the start setting is performed based on the received navigation-related information (for example, information on the destination point). As a result, for example, information such as a destination point set by a personal computer at home can be easily input to the vehicle, and the driver can be supported. Further, based on the navigation information received from the vehicle-side navigation system, the display unit 22 can also perform turn-by-turn display in which the traveling direction of the vehicle (right turn, left turn, straight advance) is indicated by an arrow. Yes.

  Function D is a vehicle status information function. This function includes fuel-related information such as fuel consumption and cruising distance transmitted from vehicle-side information transmission means such as fuel gauges and temperature sensors installed in the vehicle, air-conditioning related information such as outside temperature and cabin temperature, etc. This is a function of receiving information representing the vehicle state and displaying it on the display unit 22. In this case, the reception of the information indicating the vehicle state may be performed by wireless communication via the transmission / reception unit 32 and the antenna 33 (information receiving unit), and the information key 21 is mounted on the key mounting unit 41. For this reason, terminal connection may be used for wired communication (information receiving means).

  Function E is a customer relation management function. This function is a function for receiving maintenance information such as failure diagnosis information transmitted from maintenance information transmitting means on the vehicle side such as an engine control unit or a transmission control unit of the vehicle and storing it in the memory card 35. The memory card 35 in which the maintenance information is stored is removed from the information key 21 by opening the lid at the dealer, for example, so that the maintenance information in the memory card 35 can be transmitted to an external diagnostic machine provided in the dealer.

  Function F is an electrical commerce function. This function is such that the information key 21 also functions as a credit card by providing an IC chip 36 that stores information related to electronic commerce such as ETC (Electronic Toll Collection System) and shopping.

  Next, based on FIG.3 and FIG.4, the state when the information key 21 is mounted | worn with the vehicle side key mounting part 41, an operation example, and a display example are demonstrated.

  As shown in FIG. 3, a key mounting portion 41, which is an information key mounting portion, is formed on the vehicle-side instrument panel portion 42. The key mounting portion 41 is a recess formed in a substantially dharma shape along the shape of the information key 21, and the information key 21 can be detachably mounted on the key mounting portion 41.

  A vehicle-side operation unit 43 is provided around the information key 21 mounted on the key mounting unit 42. The operation unit 43 is provided with a touch pad 44, an engine starter switch 45, and a hazard switch 46 as operation devices on the vehicle side. The touch pad 44 is a capacitance type operating device that operates when an operator touches a finger. The touch pad 44 is formed in a semicircular shape and is disposed so as to substantially surround the main body 21A of the information key 21. Yes. The operation of the touch pad 44 is performed by clicking a specific position on the touch pad 44 with a finger or wiping (tracing with the finger) on the touch pad 44 with a finger.

  The starter switch 45 is disposed below one end 44 a of the touch pad 44, and the hazard switch 46 is disposed below the other end 44 b of the touch pad 44. The engine is started by pressing the starter switch 45 after the verification ID is verified as described above and the engine can be started.

  One end 44a of the touch pad 44 is provided with a black circle display (mark) 47 indicating a click position for confirming selection (tuning), and the other end 44b of the touch pad 44 is selected (tuned). A white circle display (mark) 48 indicating the click position for resetting is provided. In addition, on the outer peripheral side of the touch pad 44, displays (marks) 49, 50, 51, 52, 53, 54, 55 representing various functions that can be selected by the touch pad 44 are formed in a semicircular shape of the touch pad 44. And arranged in a semicircular shape with a predetermined interval. By double-clicking the position on the touch pad 44 corresponding to the position of each display 49 to 55, the function represented by each display 49 to 55 can be selected.

  The display 49 has a downward arrow shape and represents a function for confirming selection (tuning). This function is selected by double-clicking the display 47 portion of the touchpad 44. The display 55 has an upward arrow shape and represents a function for resetting selection (tuning). This function is selected by double-clicking the display 48 portion of the touchpad 44. If the selection menu is hierarchical, double-clicking the display 48 can return to the upper selection menu.

  The display 50 has a magnifying glass shape and represents the above-described function E, that is, the customer relation management function. A display 51 has a hand shape and represents the above-described function C, that is, a driver support function. The display 52 has a shape combining the vehicle and the initial i of the information, and represents the vehicle status information function D described above. A display 53 has a note shape and represents a music information providing function in the audio / visual entertainment function B described above. A display 54 has a speaker shape and represents a function of adjusting the volume of music information or the like.

  FIG. 4 shows an example of listening to desired music as a specific example of operation and display. In FIG. 4, the finger 56 for operating the touch pad 44 is indicated by a one-dot chain line. When listening to the desired music, first, as shown in FIG. 4A, a position on the touch pad 44 corresponding to the position of the note-shaped display 53 is double-clicked with the finger 56. As a result, the music information providing function is selected, and as shown in FIG. 4B, the display on the display unit 22 of the information key 21 is switched to the display of musical notes, and the music information providing function is selected. Notify the operator.

  Subsequently, as shown in FIG. 4C, the display unit 22 displays FM and AM radio broadcasts and a selection menu of my music. Here, in order to select My Music, the finger 56 performs a wipe operation on the touch pad 44 in the right direction as indicated by an arrow 57. My music is music information stored in the memory card 26. As a result, as shown in FIGS. 4C and 4D, the circular display on the display unit 22 moves from the FM and AM sides to the My Music side. Thereafter, as shown in FIG. 4D, when the position on the touch pad 44 corresponding to the downward arrow-shaped display 47 (display 47 portion) is double-clicked with the finger 56, the selection of my music is confirmed.

  Next, as shown by an arrow 58 in FIG. 4E, the music information of a desired genre is searched and selected by wiping the touch pad 44 rightward or leftward with the finger 56. In the illustrated example, cafe music is selected. Then, by double-clicking on the position (display 47 portion) on the touch pad 44 corresponding to the display 47 with the finger 56, the selection of cafe music is confirmed and stored in the memory card 26 as shown in FIG. Each song of the cafe music that is being played is played.

  As described above, the information key 21 according to the present embodiment has information (such as information indicating the vehicle state) received by the information receiving means from the information transmitting means on the vehicle side when the information key 21 is attached to the key attaching portion 41. Also, information (sound information or video information, navigation information, vehicle maintenance information, electronic commerce information, etc.) stored in the memory cards 26 and 35 and the IC chip 36 is displayed, and the information key 21 is displayed on the key mounting portion 41. 1 is provided with the display unit 22 for displaying information stored in the memory cards 26 and 35 and the IC chip 36, and has the functions A to F shown in FIG. .

  Note that the present invention is not limited to the case where all of the functions A to F are provided. For example, even if any one of the functions B to F is added to the function A, the information key 21 has high added value.

  The operation switch provided in the information key 21 includes a menu key 23 and a back key 24 for selecting a selection menu displayed on the display unit 22 in a state where the information key 21 is detached from the key mounting unit 41, and an information key. Since only the operation key 25 for operating or stopping the function that can be operated in a state in which the key 21 is removed from the key mounting part 41, that is, only the minimum necessary operation switch is provided, the display part 22 However, other operation switches are provided on the vehicle side, and when they are mounted on the key mounting portion 41 on the vehicle side, Since there are few restrictions on the number, for example, a touch pad 44 as shown in FIG. Improvement can be achieved.

  The present invention relates to an information key that is a portable device of a keyless entry system that unlocks and locks a door of a vehicle by wireless communication without using a mechanical key, and realizes a portable device of a keyless entry system with high added value. It is useful to apply to.

It is a block diagram of the information key (key with an information function) which concerns on embodiment of this invention. It is a block diagram which shows the main internal structures etc. of the said information key. It is a figure which shows the state which mounted | wore with the said information key in the mounting part by the side of a vehicle. It is explanatory drawing which shows the operation example of the operation part by the side of a vehicle, and the display example of the display part of the said information key. It is a block diagram of the portable machine of the conventional keyless entry system.

Explanation of symbols

21 Information key (key with information function)
21A Main body 21B Convex 22 Display 23 Menu key 24 Back key 25 Operation key 26 Memory card 27 Slot 28 Earphone 29 Plug 30 Earphone jack 31 Microcomputer 32 Transmitter / receiver 33 Antenna 34 Sound information output unit 35 Memory card 36 IC chip 41 Key mounting section 42 Instrument panel section 44 Touch pad 44a, 44b Touch pad end 45 Starter switch 46 Hazard switch 47-55 Display A-F Information key functions

Claims (8)

A key with an information function that is detachably attached to a key attachment part on the vehicle side and is removable from the key attachment part and portable,
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
Display means for displaying various types of information when the key with information function is attached to the key attaching part and when the key with information function is removed from the key attaching part;
Key with information function, characterized by comprising The key with an information function according to claim 1,
Information receiving means for receiving information transmitted by wireless communication or wired communication from the vehicle-side information transmitting means;
Information storage means for storing information,
In the display unit, when the key with the information function is mounted on the key mounting unit, the information received by the information receiving unit from the information transmitting unit on the vehicle side and the information stored in the information storage unit are stored. A key with an information function is displayed, and when the key with an information function is removed from the key mounting portion, the information stored in the information storage means is displayed. The key with an information function according to claim 2,
The information received by the information receiving means from the information transmitting means on the vehicle side is information representing the vehicle state, and the information stored in the information storage means is sound information or video information, information on navigation, vehicle maintenance A key with an information function characterized by being information or information relating to electronic commerce. A key with an information function that is detachably attached to a key attachment part on the vehicle side and is removable from the key attachment part and portable,
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
A card mounting section for detachably mounting a memory card storing music information;
Music information playback means for playing back music information stored in the memory card when the memory card is mounted in the card mounting unit;
A key with an information function. A key with an information function that is detachably attached to a key attachment part on the vehicle side and is removable from the key attachment part and portable,
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
A card mounting section for detachably mounting a memory card storing information on navigation;
Navigation information transmitting means for transmitting information related to navigation stored in the memory card when the memory card is mounted in the card mounting unit to a navigation system on the vehicle side by wireless communication or wired communication;
A key with an information function. A key with an information function that is detachably attached to a key attachment part on the vehicle side and is removable from the key attachment part and portable,
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
Storage means for storing maintenance information transmitted by wireless communication or wired communication from the vehicle-side maintenance information transmitting means;
Key with information function, characterized by comprising A key with an information function that is detachably attached to a key attachment part on the vehicle side and is removable from the key attachment part and portable,
Locking / unlocking command means for causing the locking / unlocking means to lock or unlock the door of the vehicle by performing wireless communication with the locking / unlocking means on the vehicle side;
Engine start permission means for allowing engine start by the engine start means by performing wireless communication or wired communication with engine start means on the vehicle side in a state where the key with information function is mounted on the key mounting portion;
Storage means for storing information relating to electronic commerce;
A key with an information function. In the key with an information function according to claim 1, 2, or 3,
The operation switch provided in the key with information function includes a menu selection switch for selecting a menu displayed on the display means in a state where the key with information function is detached from the key mounting portion, and the key with information function. A key with an information function, characterized in that it is only an operation switch for activating or deactivating a function operable in a state where the key is detached from the key mounting portion.

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