JPH08168082A - Incorporatable transmission/reception equipment - Google Patents

Abstract

PURPOSE: To handle a pair of a transmission equipment and a reception equipment as one body. CONSTITUTION: A transmission equipment 100 is provided with a transmission circuit, which outputs a discrimination code by the operation of a switch, and an enclosure 130 where this transmission circuit is stored. A reception equipment 200 is provided with a storage circuit 213 where the discrimination code received by a reception circuit 211 is stored as a reference code at the time of setting the register mode, an output circuit 215 which collates the discrimination code received by the reception circuit 211 with the reference code at the time of setting the collation mode and outputs a prescribed signal to an electronic apparatus on a vehicle through a connector 216 in the case of the correct collation result, and an enclosure 250 where each circuit and a connector 216 are stored. Holding mechanisms 253 and 254 which attachably and detachably integrate the transmission equipment 100 and the reception equipment 200 are provided in one or both of casings 130 and 250.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transmitter / receiver, a reference code registration method, and an inspection method applicable to a keyless entry device, a remote engine start device, an antitheft device, and the like.

[0002]

2. Description of the Related Art A vehicle-mounted receiving device receives an identification code transmitted from a key holder-shaped transmitting device, and when a reference code registered in advance in the receiving device matches the received identification code, a door actuator is driven to lock a door. A keyless entry device that locks and unlocks a lock has been conventionally known. In this keyless entry device, the transmitter and the receiver are manufactured separately, so that the reference code is registered in the receiver when the receiver is attached to the vehicle. Therefore, when the keyless entry device is assembled in a vehicle in advance and shipped, the workability of the assembling process is deteriorated, and the dealer is forced to perform a troublesome work even when the keyless entry device is mounted by a dealer after shipping.

[0003]

Therefore, if the reference code is registered in the receiving device in the step before the keyless entry device is sent to the assembly process or before it is sent to the dealer,
Such a problem is solved. The transmitter and the receiver are separate parts, and when the reference code is registered in the receiver in the process of manufacturing the keyless entry device, after the reference code is registered, a set of the transmitter and the receiver are integrated. Need to manage. Therefore, after registering the reference code, the transmitter and receiver are managed integrally on the same pallet and transported together with the pallet, or a bar code is attached to each of the transmitter and receiver to indicate that there is one set. The above-mentioned problem can be solved by transporting the above-mentioned materials. However, such a method is not preferable because the workability in the manufacturing process is poor.

An object of the present invention is to provide a transmitter / receiver in which a set of transmitter and receiver are integrally handled, and to provide a reference code registration method for the receiver and a transmitter / receiver inspection method. Especially.

[0005]

1 and 3 to 5 showing an embodiment, the invention of claim 1 is such that a transmitter 100 and a receiver 200 are detachably integrated. Applicable to transceivers. Then, the transmitting device 100
Is (a) a manually operated switch 151, (b) a transmission circuit 153 that outputs an identification code by operating the switch 151, and (c) a housing 1 that houses this transmission circuit 153.
And 30. On the other hand, the receiving device includes (a) a receiving circuit 211 that receives the identification code, and (b) a storage circuit 213 that stores the identification code received by the receiving circuit 211 as a reference code when the registration mode is set. , (C) When the collation mode is set, the collation circuit 214b that collates the identification code received by the reception circuit 211 with the reference code.
And (d) the output circuit 21 which outputs a predetermined signal to the in-vehicle electronic device if the result of the comparison by the comparison circuit 214b is correct.
5, (e) a connector 216 for connecting a signal from the output circuit 215 to an on-vehicle electronic device, and (f) a housing 250 for accommodating each circuit and the connector 216. Then, holding mechanisms (253, 254) for detachably integrating the transmitting device 100 and the receiving device 200 are provided in the housings 130, 25.
By providing either one or both of 0, the above-mentioned object is achieved. The invention according to claim 2 is applied to the method for registering a reference code in the receiving device according to claim 1, wherein (a) a step of integrating the transmitting device 100 and the receiving device 200, and (b) a receiving device. Following the process of setting the 200 to the registration mode and the (c) integration process, the switch 15
1 is provided, and (d) the step of receiving the identification code output from the transmitting device 100 in response to the switch operation step and storing the identification code in the storage circuit 213 as the reference code, To achieve. According to a third aspect of the present invention, in the method of registering the reference code in the receiving device according to the second aspect, the receiving device 20 follows the storing step.
A step of setting 0 in the matching mode is provided. The invention according to claim 4 is applied to the method for inspecting a transmitting / receiving device according to claim 1, wherein (a) a step of integrating the transmitting device 100 and the receiving device 200, and (b) a receiving mode of the receiving device 200. Setting step, (c) integrating step, followed by a step of operating the switch 151, and (d) in response to the switch operating step, the identification code is output from the transmitting device 100 and is transmitted to the transmitting device 100. A step of outputting the product information stored in advance, and (e) receiving the output identification code and product information and using the identification code as a reference code, the storage circuit 213.
And (f) outputting an inspection signal from the external device 300 to the receiving device 200 and storing the product information in the external device 300. To achieve the above-mentioned object.

[0006]

The transmitter 100 and the receiver 200 are integrated by the holding mechanism (253, 254). Transceiver 1
After integrating 00 and 200, the reference numeral indicates the receiving device 20.
Registered as 0. After the reference code is registered, the product information of the transmitting device 100 and the inspection information of the receiving device 200 are stored in the external device 300.

Incidentally, in the section of means and action for solving the above problems for explaining the constitution of the present invention, the drawings of the embodiments are used for making the present invention easy to understand. It is not limited to.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a transmitting / receiving device of a keyless entry device will be described with reference to FIGS. FIG. 2 shows the transmitting device 100, and the transmitting device 100
A base 110 and a key holder-shaped housing 130 that houses the base 110 are provided. The base 110 is the upper and lower flat plates 11
1 and 112 are connected in a substantially U shape, and a flat plate 1
Space space 11 formed between 11 and 112
The key KEY or the dummy plate DPL is inserted into 3.

The case 130 is composed of a pair of upper and lower cases 131 and 1.
32, and one case 132 is loaded with the base 110, and the other case 131 is slidably mounted, and the both are fixed by screws 133. The case 132 has a switch 151 (FIG. 3) on the board, which will be described later.
Operation part 132 made of rubber for pressing
a is provided. An opening 132b, which is also used for positioning described later, is provided at one end of the case 132.

Reference numeral 132c is a positioning locator into which the positioning opening PD of the key KEY and the dummy plate DPL is externally inserted.
The play of the key KEY and the dummy plate DPL inside is prevented.

In this embodiment, the key KEY can be integrated with the transmitter 100, so that the space space 113 is provided. When the key KEY is not integrated with the transmitter 100, the dummy plate DPL is loaded in the space space 113 and the key KEY is attached to the transmitter 100.
When integrated with the key KEY, space key 113
Plug in. At this time, the tip of the key KEY is the base 110.
Through the flat plate connecting portion and the housing 130 to project in the arrow A direction. Reference numeral 134 denotes a seal which is externally inserted on the neck portion of the key KEY or the dummy plate DPL to make the inside of the housing 130 a drip-proof structure. 155 is a battery of the transmitter 100.

A substrate (not shown) is mounted on the back surface of the flat plate 112 constituting the base 110, and this substrate is shown in FIG.
As shown in FIG. 3, a switch 151 arranged to face the operation unit 132a, a storage circuit 152 such as an E ² PROM in which a unique identification code and product information are stored, and a switch 151 are operated in response to an ON operation. A transmission circuit 153 that converts the identification code stored in the storage circuit 152 into a high-frequency signal and outputs it as a radio wave, and a transmission antenna 154 connected to the transmission circuit 153 are mounted. Is powered.

FIG. 4 shows the receiving device 200, and the receiving device 2
00 includes a substrate 210 and a housing 250 that accommodates the substrate 210 in a sliding manner. The housing 250 includes a rectangular tube-shaped main body 251, and board mounting rails 252 are provided on the inner surface of the main body 251 so as to face each other. As shown in FIG. 5, a pair of protrusions 253 are provided so as to face each other and extend in the longitudinal direction on one end side in the longitudinal direction of the upper surface of the main body, and an opening 132b of the transmitting device 100 is externally inserted. A protrusion 254 for positioning the transmitting device 100 on the receiving device 200 is provided in a protruding manner. These protrusions 253, 254
The holding mechanism is constituted by. As shown in FIG. 6, a groove 255 that determines the position of the antenna 270 of the receiving device 200 described later is provided on one long side of the upper surface of the main body.

The antenna 270 is formed in a shape as shown in FIG. 4, is connected to the antenna terminal 212 of the receiving circuit 211, is bent in a U shape, and is fitted into the groove 255 to be positioned. The antenna 270 is connected to the receiving device 200 when the receiving device 200 is installed in the vehicle, and is removed in the reference numeral registration process and the inspection process.

As shown in the block diagram of FIG. 7, on the substrate 210 of the receiving device 200, a receiving circuit 211 for receiving the identification code and the product information transmitted from the transmitting device 100 via the antenna 270, and a receiving circuit. An antenna terminal 212 connected to 211, a storage circuit 213 such as an E ² PROM that stores a reference code to be compared with an identification code, and a mode setting unit 2 that sets either a registration mode or a matching mode.
14a and a CPU 214 having a function of a collating unit 214b that collates the identification code received by the receiving circuit 211 with a reference code when the collation mode is set, and a predetermined signal in the vehicle-mounted electronic device if the above collation result is correct. A relay circuit 215 that outputs to a door actuator (not shown)
And a connector 216 for connecting a signal from the relay circuit 215 to the on-vehicle electronic device.

Referring to FIG. 8, the CPU 214 of the receiving device 200
The procedure of the program executed in is explained. Step S
At 1, it is determined whether the receiving device 200 receives the mode change signal, and if not, at step S2, it is determined whether the identification code is received.

The mode changing signals in this embodiment include a registration mode signal, a reference code erasing mode signal and a collating mode signal. In the inspection process of the receiving device 200, all of them are transmitted from an external device 300 described later at a predetermined timing. Mode signal is output. In the following, description of the inspection for setting the erase mode from the external device 300 to the receiving device 200 will be omitted. If the receiving device 200 is mounted in an actual vehicle, for example, if the door lock knob is operated 5 times, the erasing mode signal indicates that the receiving device 200 has a C signal.
It is input to the PU 214.

If step S2 is affirmed, step S
3, the current mode is determined by the mode setting flag, and if it is the registration mode, the identification code received by the receiving circuit 211 is read in step S4, and the identification code received in step S5 is stored as a reference code. It is stored in the circuit 213. In step S14, a registration completion signal is output.

When it is determined in the collation mode in step S3, the process proceeds to step S6, the identification code is read, and the identification code read in step S7 is collated with the reference code stored in the storage circuit 213 in advance. If the verification results match, the process proceeds from step S8 to step S9 to output the drive signal to the relay circuit 215. The relay circuit 215 is connected to an in-vehicle door actuator (not shown), and the relay circuit 21
The door actuator is locked and unlocked by a signal from 5.

When it is determined in step S1 that the mode change signal is received, the mode being received is determined in step S10. If it is the collation mode, the collation mode flag is set in step S11, and if it is the registration mode, the registration mode flag is set in step S12.
If the erase mode is determined in step S10, step S
At 13, the reference numeral stored in the storage circuit 213 is erased.

FIG. 1 shows an example of an apparatus for registering a reference code in the receiving apparatus 200 and inspecting the receiving apparatus 200. An external device 300 includes a control circuit 301 including a CPU, a ROM, a RAM, and other peripheral circuits, and a storage circuit 302 that is a database of product information. The external device 300 has a connector 31 at the tip of its wire 310.
1 and the connector 216 of the receiving device 200 is inserted into the connector 311 so that the external device 300 and the receiving device 20 are connected.
0 is electrically connected, and the external device 300 is connected to the receiving device 20.
0 to supply various command signals to the receiving device 200
Receives various signals from. A switch actuator 400 extends the plunger 401 according to a command from the external device 300, and turns on the switch 151 of the transmitting device 100 integrated with the receiving device 200.

Referring to FIG. 9, the transmitter 100 and the receiver 2
00 holding mechanism to set the reference numeral to the receiving device 200
1 and then store the product information of the transmitting device 100 in the storage circuit 302 which is a database of the external device 300, and further inspect the receiving device 200 and store the inspection result in the storage circuit 302. Refer also to the explanation. Note that the flowchart shown in FIG.
It is stored in the form of a program in the CPU.

Receiving device 20 carried into the registration / inspection process
0 is gripped by a robot (not shown) and set at an appropriate position. Then, the transmitter 10 is operated by a robot (not shown).
0 is gripped and set on the holding mechanism of the set receiving device 200. That is, the opening 132b of the housing 130 is fitted into the protrusion 254 shown in FIGS.
The side surface of the housing 130 is narrowed between the pair of protrusions 253, whereby the transmitter 100 and the receiver 200 are integrated. Next, the integrated transmitter / receivers 100, 2
00 is gripped by the robot and set at a position where the external device 300 and the receiving device 200 are electrically connected. FIG. 1 shows this state.

When the external device 300 detects the connection of the receiving device 200, it starts executing the program shown in FIG. 9, and sends a registration mode setting signal to the receiving device 200 in step S21. As a result, the mode setting unit 214a of the receiving device 200 is set to the registration mode. Step S2
2, the external device 300 sends a signal to the switch actuator 400, and the plunger 401 turns on the switch 151 of the transmitter 100. In response to the switch operation, the transmission device 100 reads the identification code stored in the storage circuit 152 in advance and outputs the identification code from the transmission circuit 153 via the antenna 154. This identification code is sent to the receiving circuit 21 via the receiving antenna terminal 212.
1 is received and stored in the storage circuit 213 as a reference code.

When the reference code is registered, the receiving device 20
0 sends a registration completion signal to the external device 300. When the external device 300 receives this registration completion signal, step S23 is positive and the process proceeds to step S24. In step S24, the product information sent from the transmitting device 100 to the receiving device 200 is fetched by the external device 300 and stored in the memory circuit 302 which is a database. In step S25, a matching mode signal is sent to the receiving device 200, and the mode setting unit 214a of the receiving device 200 is set to the matching mode.

In step S26, a switch-on operation signal is sent to the switch actuator 400 for checking the receiving device 200. As a result, the switch 401 of the transmission device 100 is turned on by the plunger 401, and the identification code is output from the transmission device 100. In response to this identification code, the matching unit 214b of the receiving device 200 performs the above-described matching process, and if the matching results match, the relay circuit 215.
The drive signal is output to. Therefore, in step S27,
Wait until the external device 300 receives this drive signal,
Upon reception, the process proceeds to step S28, and the content of the received signal is stored in the storage circuit 302.

In step S29, the switch-on operation signal is sent again to the switch actuator 400. As a result, the switch 401 of the transmitter 100 is turned on by the plunger 401, and the transmitter 100 outputs the identification code again. Receiving device 200 in response to this identification code
Performs the above-mentioned matching process, and outputs a drive signal opposite to the above to the relay circuit 215 if the matching results match. Therefore, in step S30, it waits again until the external device 300 receives the signal output by the receiving device 200 in response to the matching process, and when it receives, the process proceeds to step S31 to store the content of the received signal in the storage circuit 302. To do. The external device 300 compares the drive signal stored in step S28, for example, the lock signal with the drive signal stored in step S31, for example, the unlock signal, and determines pass / fail of the receiving device 200 in step S32. Finally step S3
3, various inspection results of the receiving device 200 are fetched into the external device 300, and the storage circuit 30 which is a database thereof
2 is stored.

As described above, in this embodiment, the transmitter 10
The reference numeral 0 is registered in the receiving device 200 in a state of being integrated with the receiving device 200, and the integrated reference number is sent to the next step while being integrated or is shipped, so that the assembling workability is improved and the dealer Installation work of the keyless entry device is improved. Further, the product information of the transmitting device 100 is stored in the storage circuit 302 which is the database of the external device 300 following the reference code registration work, and the receiving device 200 is inspected, and the result is also stored in the database. Since the data is stored in the circuit 302, work efficiency is significantly improved.

As the product information, the assigned identification code, production lot, operator, production date, production time, temperature and humidity at the time of production, equipment name or equipment number, equipment program name, component name , Component parts lot, correction history, measurement data, inspection result, inspection information such as inspection standard and correction instruction information, process setting change instruction information, line branch instruction information, and the like. The product information stored in the external device 300 in this way is used for production control, quality control, and the like, and the receiving device 2 uses the measurement data of the transmitting device 100.
00 can be individually tuned.

In the above, the transmitter 100 and the receiver 20
When 0 is integrated and connected to the external device 300, a registration mode signal is output from the external device 300 and the receiving device 200
Is set in the registration mode and the reference code is registered, the external device 200 outputs a collation mode signal and the receiving device 2
00 is set to the collation mode. However, in this case, the external device 300 is indispensable, and the size of the device becomes large. Therefore, a switch is provided in the transmitting device holding section of the casing of the receiving device so that the switch is turned on when the transmitting device is integrated with the receiving device, and the turning on operation sets the receiving device to the registration mode. The verification mode may be set after the code is registered. In this case, the switch of the transmitter may be turned on by the above-mentioned switch actuator or manually by an operator.

FIG. 10 is a block diagram of such a receiving apparatus 200B. The same parts as those in the previous embodiment are designated by the same reference numerals to explain the differences. 258 is a switch installed on the upper surface of the housing 250. Others are receiving device 2
Same as 00.

FIG. 11 is a flow chart showing an example of a processing procedure executed by the CPU of the receiving apparatus 200B. The transmitting device 100 has the projections 253 and 2 of the receiving device 200.
When held at 54, the switch 258 is turned on and this program is started. In step S51, the mode setting unit 214a is set to the registration mode. In step S52, reception of the identification code is monitored, and if received, step S53
In step S54, the identification code is stored in the storage circuit 213 as a reference code, the collation mode is set in step S54, and the process ends.

FIG. 12 shows an embodiment in which the identification code is output from the transmitter using light such as infrared rays. When the transmitting device 100A is integrated on the upper surface of the receiving device 200A, both light projecting parts 150 are arranged so that the light emitted from the light projecting part 150 of the transmitting device 100A faces the receiving part 260 of the receiving device 200A. The light receiving section 260 is arranged, and the housing 13A of the transmitter 100A is provided with a light passage window 157, and the housing 250A of the receiver 200A is provided with a light passage window 256.

Although the keyless entry device has been described above, the present invention can be applied to a remote engine starting device for starting the engine by remote control. Here, the remote engine starter includes a transmitter that outputs an identification code, and a receiver that outputs a start signal to the starter motor when the received identification code matches the reference code.

The present invention can also be applied to an antitheft device.
Here, in the anti-theft device, when the key is inserted into the key cylinder, the identification code previously assigned to the key is read, and the key cylinder side collates the identification code. If the verification result is correct, the starter motor is started by key operation. If verification is not possible, the engine cannot be started even if the key is operated.

[0036]

As described above in detail, according to the present invention, the transmitter and the receiver can be integrated.
The transceivers can be transported and distributed as one set, and if the reference code is registered while being integrated, there is no possibility that the transceivers having different identification codes and reference codes are erroneously mixed. In addition, since the reference code is registered after it is integrated and is sent to the next step as it is, there is no risk that a transmitting / receiving device having a different identification code and reference code is erroneously transported or distributed, and the reference code is given in advance. As a result, the workability of assembling is improved, and the workability of mounting the keyless entry device at the dealership is also improved. Further, the product information of the transmitting device is stored in the external device following the reference code registration work, the receiving device is inspected, and the result is also stored. Work efficiency is significantly improved.

[Brief description of drawings]

FIG. 1 is a block diagram showing an inspection aspect of an integrated transceiver which is a position embodiment of the present invention.

FIG. 2 is an exploded perspective view of a transmitter.

FIG. 3 is a block diagram of a transmitter.

FIG. 4 is an exploded perspective view of a receiving device.

FIG. 5 is a view as seen from the line VV in FIG.

FIG. 6 is a view as seen from the line VI-VI in FIG.

FIG. 7 is a block diagram of a receiving device.

FIG. 8 is a flowchart showing an example of a processing procedure of a receiving device.

FIG. 9 is a flowchart showing an example of a processing procedure of an external device.

FIG. 10 is a block diagram of another embodiment of the receiving device.

11 is a flowchart showing an example of the processing procedure of the receiving apparatus in FIG.

FIG. 12 is a diagram showing an example of an optical transmission / reception device.

[Explanation of symbols]

 100 transmitter 130 housing 132b opening 151 switch 200 receiver 212 antenna terminal 216 connector 250 housing 253 pair of protrusions 254 protrusion 270 antenna 300 external device 311 connector 400 switch actuator 401 plunger

Claims (4)

[Claims] 1. A transmission / reception device in which a transmission device and a reception device are detachably integrated, wherein the transmission device comprises: (a) a manually operated switch; and (b) an identification code by operating the switch. A receiving circuit that outputs the transmitting circuit; and (c) a housing that houses the transmitting circuit. (A) a receiving circuit that receives the identification code; (b) when a registration mode is set, A memory circuit for storing the identification code received by the receiving circuit as a reference code; (c) a collating circuit for collating the identification code received by the receiving circuit with the reference code when a collation mode is set; ) An output circuit that outputs a predetermined signal to the vehicle-mounted electronic device if the result of the matching by the matching circuit is correct, (e) a connector that connects the signal from the output circuit to the vehicle-mounted electronic device, and (f) each of the above A transmitter / receiver capable of being integrated, comprising: a housing that accommodates a channel and a connector; and a holding mechanism that detachably integrates the transmitter and the receiver in one or both of the housings. apparatus. 2. The method of registering a reference code in the receiving device according to claim 1, wherein (a) a step of integrating the transmitting device and the receiving device, and (b) the receiving device in the registration mode. Setting step (c), following the integration step, operating the switch, and (d) receiving and referring to the identification code output from the transmitting device in response to the switch operating step. And a step of storing the code in the storage circuit as a code. 3. The method of registering a reference code in the receiving device according to claim 2, further comprising the step of setting the receiving device to the collation mode following the storing step. Code registration method. 4. The method for inspecting a transmitter / receiver according to claim 1, wherein the step (a) integrates the transmitter and the receiver, and (b) sets the receiver in the registration mode. And (c) a step of operating the switch subsequent to the integrating step, and (d) outputting an identification code from the transmitting device in response to the switch operating step and storing the identification code in advance in the transmitting device. And (e) receiving the output identification code and the product information, storing the identification code in the storage circuit as a reference code, and outputting the product information to an external device. Outputting and storing, and (f) outputting an inspection signal from the external device to the receiving device and receiving an output signal from the receiving device in response to the inspection signal. Method of inspecting transmitting / receiving device.