JP2001144491A - Method of manufacturing electronic apparatus and electronic apparatus system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make parallel adjustment of a plurality of modules possible in a low-cost constitution, and prevent assembly of the modules from becoming fixed one for each individual module. SOLUTION: In a process for manufacturing a module, for a control module 201, an electrical adjustment value provided by a control module adjuster 501 is stored in an EEPROM 201A, and for first and second modules 101 and 102, corresponding module adjusters 301 and 302 read characteristic identification data 101A and 102A of each of modules 101 and 102, and make store the electrical adjustment value in an adjustment data storage part 401 by relating to them. After each of modules 101, 102 and 201 is assembled in an assembly process, a module data transferring machine 601 reads out the adjustment value of the first and second modules 101 and 102 stored in the storage part 401, and writes in the EEPROM 201A of the control module 201.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device manufacturing method for manufacturing an electronic device by combining a plurality of modules, and an electronic device system including such an electronic device.

[0002]

2. Description of the Related Art In recent years, methods for manufacturing electronic devices have been improved in efficiency,
Various manufacturing methods have been proposed for cost reduction. For example, Japanese Patent Application Laid-Open No. 7-254123 proposes a mobile phone device and a manufacturing method thereof.

In the manufacturing method disclosed in this publication, each of the control module 201 and the wireless module has an electrically rewritable nonvolatile memory, and an adjustment value adjusted in a module state is stored in a nonvolatile memory inside the module. By storing in a memory, parallel adjustment of a plurality of modules is realized.

In addition, since the adjustment value of each module is stored for each module, there is an effect that the combination of modules is not fixed for each module.

[0005]

However, in the configuration disclosed in the above-mentioned publication, nonvolatile memories are required for the number of modules requiring electrical adjustment.
There is a problem that the cost is too high to be applied to an electronic device including many modules.

[0006] The present invention has been made in view of the above points, and enables parallel adjustment of a plurality of modules with an inexpensive configuration, and a combination of modules constituting an electronic device is a fixed one for each module. It is an object of the present invention to provide a method of manufacturing an electronic device and an electronic device system that can prevent the occurrence of a failure.

[0007]

In order to achieve the above object, a method for manufacturing an electronic apparatus according to the present invention comprises a first module having electrically rewritable nonvolatile storage means, In a method of manufacturing an electronic device including a second module combined with a module, the first module and the second module are assembled into a whole or a part of the electronic device during the manufacturing process. By performing communication between the module and the external storage unit that is provided outside the electronic device and stores the information about the adjustment value of each module, the information about the adjustment value stored in the external storage unit is transmitted to the external storage unit. It can be stored in a non-volatile storage means.

That is, according to the method of manufacturing an electronic device of the present invention, information on adjustment values of each module constituting the electronic device is stored in external storage means provided outside the electronic device, and the first module and the first module are stored in the external storage means. In the manufacturing process of assembling the second module to make all or part of the electronic device,
By performing communication between the first module and the external storage means, information on the adjustment value stored in the external storage means is stored in the nonvolatile storage means.

Therefore, it is not necessary to provide a nonvolatile memory for each module, it is possible to adjust a plurality of modules in parallel with an inexpensive configuration, and the combination of the modules constituting the electronic device is fixed for each module. It becomes possible not to become.

[0010] The second module has identification information for specifying the module, and the external storage means stores information relating to the adjustment value of the module and the identification information in association with each other. Is preferred.

In order to achieve the above object, an electronic apparatus system according to the present invention comprises a first module having electrically rewritable nonvolatile storage means and a second module combined with the first module. An electronic device including the module described above, an external storage device provided outside the electronic device and storing information relating to adjustment values of each module, and transmission and reception of information between the first module and the external storage device And the non-volatile storage means stores information on the adjustment value transmitted from the communication means and stored in the external storage means.

That is, according to the electronic equipment system of the present invention, information relating to adjustment values of each module constituting the electronic equipment is stored in the external storage means provided outside the electronic equipment, and the external storage means stores the information. The stored information on the adjustment value of each module is transmitted to the first module by the communication unit, and is stored in the electrically rewritable nonvolatile storage unit of the first module.

Therefore, it is not necessary to provide a non-volatile memory for each module, it is possible to adjust a plurality of modules in parallel with an inexpensive configuration, and a combination of modules constituting an electronic device is fixed for each module. It becomes possible not to become.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a diagram for explaining a method of manufacturing an electronic device according to an embodiment of the present invention.

That is, in the module manufacturing process, the second
The first and second modules 101 as modules of
102 and the control module 201 as the first module are manufactured. In addition, electrical adjustment of these modules is also performed.

Here, the first module 101 is electrically adjusted by a first module adjuster 301, and the first module adjuster 301 has a first identification unique to the first module 101. Data 101
A is read, and the adjustment value and its first identification data 1
01A is stored in the adjustment data storage unit 401 as the external storage means.

Similarly, the second module 102 is electrically adjusted by the second module adjuster 302. That is, the second module adjuster 302
Reads the second identification data 102A of the second module 102, associates the adjustment value here with the second identification data 102A, and associates the adjustment data with the second identification data 102A.
1 is stored.

On the other hand, the control module 201 is electrically adjusted by the control module adjuster 501, and the adjusted value is adjusted by the control module 201.
Is stored in an EEPROM (electrically rewritable non-volatile memory) 201A included in the storage device.

Each of the modules 101, 102, and 201 manufactured in the above-described module manufacturing process is sent to a combination process, where each of the modules 101, 102, and 201 is manufactured.
An electronic device product is obtained by combining 201.

In this combination step, after the modules 101, 102 and 201 are combined, the module data transfer unit 601 stores the respective modules 10, 102 and 201 stored in the adjustment data storage unit 401.
The control module 201 reads out the adjustment values of
Is written to the EEPROM 201A of the control module 201 via the communication unit 201B of the control module 201.

At this time, the module data transfer device 60
1 reads the first and second identification data 101A and 102A of the first and second modules 101 and 102 and uses the identification data to make adjustments associated with the first and second modules 101 and 102. The value is read from the adjustment data storage unit 401.

The identification data 101A, 10A
2A can be realized, for example, by writing data indicating a module and a serial number of each module in a barcode or the like, and pasting the data to each module.

[Embodiment] A case will be described in which the method for manufacturing an electronic device according to one embodiment of the present invention as described above is applied to the manufacture of a camera.

FIG. 2 shows a module manufacturing process for manufacturing each module of the camera, and FIG. 3 shows a combination process for completing the camera product by combining the modules.

That is, as shown in FIG. 2, in the camera module manufacturing process, the modules requiring electrical adjustment include a lens frame module 111 including a photographing optical system,
There are a strobe module 112 as an artificial light source for illuminating the subject, an AF module 113 for measuring a distance to the subject, and a main board module 211 for controlling the entire camera, and includes respective adjustment steps.

In the lens frame module adjusting step, the lens frame module identification data 111A of the lens frame module 111 is provided.
And the electrical adjustment are performed by the lens frame module adjuster 311. The adjustment value here is, for example, an adjustment value related to zooming control for changing the focal length, an adjustment value related to driving of a focusing lens for focusing, or an adjustment related to shutter control in the case of a lens shutter camera. Value. The lens frame module adjuster 311 associates the read lens frame module identification data 111A with the respective adjustment values and uses the network line 700 to make the adjustment data storage unit 401.
Is stored in the lens frame module data storage area 411A in the server 411 corresponding to.

Similarly, in the strobe module adjustment step, reading of the strobe module identification data 112A of the strobe module 112 and electrical adjustment are performed by the strobe module adjuster 312. Here, the adjustment value refers to charge voltage data for a capacitor that stores light emission energy, a light emission time for obtaining a predetermined light emission amount, and the like. The strobe module adjuster 312 associates the read strobe module identification data 112A with each of the adjustment values and stores them in the strobe module storage area 411B in the server 411 via the network line 700.

Similarly, in the AF module adjustment step, reading of the AF module identification data 113A of the AF module 113 and electrical adjustment are performed by the AF module adjustment device 313. The adjustment value here is data for converting data obtained by the AF module 113 into distance data. AF
The module coordinator 313 associates the read AF module identification data 113A with the adjustment value and associates them with the server 4 via the network line 700.
11 is stored in the AF module storage area 411C.

On the other hand, in the main board module adjusting step, electrical adjustment is performed by the main board module adjusting machine 511. The adjustment value here corresponds to correction data for absorbing a variation in the function of measuring the power supply voltage and correction data for absorbing a variation in the function of measuring the temperature. The main board module adjuster 511 transmits the adjusted data to the main board module 21.
EEPRO in the main board module 211 via the communication control section 211B as the communication means of
It is stored in M211A.

The modules manufactured and adjusted as described above are sent to a combination process as shown in FIG. 3, and the camera 800 is completed by combining the modules. That is, the main board module 211, the lens frame module 111, the strobe module 112, the AF
The camera 800 is obtained by combining the module 113 with another module that does not require electrical adjustment (not shown).

In this combination step, the module data transfer unit 611 transmits the lens frame module identification data 111 of the lens frame module 111 incorporated in the camera 800.
A is read out and the lens frame module identification data 111 is read out.
The adjustment value associated with A
From the lens frame module data storage area 411A in the server 411 via the
Is transferred to and stored in the EEPROM 211A via the. Similarly, strobe module identification data 112A and A
The F module identification data 113A is read, and the adjustment values of the respective modules associated with the respective identification data are read from the flash module storage area 411B and the AF module storage area 411C in the server 411, and the communication control unit of the main board module 211 is read. 21
1B to the EEPROM 211A.

As described above, the adjustment values corresponding to each module incorporated in the camera 800 are stored in the EEPROM 211A of the main board module 211, so that the operation of the entire camera is controlled during the actual operation of the camera. The camera control unit 211C provided in the main board module 211 that performs
These adjustment values can be read from the CPU, and control of each module can be performed without variation.

Although the present invention has been described based on the embodiments, the present invention is not limited to the above-described embodiments, and various modifications and applications are possible within the scope of the present invention. .

Here, the gist of the present invention includes the following in addition to those described in the claims.

(1) In a camera including a first module having electrically rewritable nonvolatile storage means and a second module combined with the first module, the first module and the second module In a manufacturing process of assembling all or a part of the electronic device by assembling the two modules, the first module, and external storage means provided outside the camera and storing information on adjustment values of each module. A camera storing information on the adjustment value stored in the external storage means in the non-volatile storage means by performing communication between the non-volatile storage means.

(2) The second module has identification information for specifying the module, and the external storage means stores information relating to adjustment values of the module and the identification information in association with each other. The camera according to (1), wherein:

(3) The camera according to (1), wherein the second module is a lens frame module including a photographing optical system.

(4) The camera according to (1), wherein the second module is a strobe module.

(5) The camera according to (1), wherein the second module is an AF module.

(6) A module of the first type, at least one or more modules of the second type, and a module inside the module of the second type and having identification data for specifying the module of the second type Identification means; communication means for receiving adjustment data adjusted in a module state corresponding to identification data of the combined second type module from an external memory means; An electrically writable nonvolatile memory for storing adjustment data unique to the second type module received from the external memory by the communication means, and a module set for a camera. body.

(7) A control module having a control means, a communication means, and an electrically rewritable nonvolatile memory, and at least one or more control modules controlled by the control module and having no electrically rewritable nonvolatile memory Module, the electronic device having no electrically rewritable nonvolatile memory, the module is adjusted in the module state, the adjustment value,
An adjustment value stored in the storage unit is stored in a storage unit outside the electronic device, and the adjustment value stored in the storage unit is stored in the electronic device by combining the control module with the module having no electrically rewritable nonvolatile memory. Transferring the data to the electrically rewritable nonvolatile memory via the communication means.

(8) The module having no electrically rewritable nonvolatile memory has identification data for specifying the module, associates the adjustment data with the identification data, and stores the data in the storage means. The method of manufacturing an electronic device according to (7), wherein the electronic device is stored.

(9) A control module having a control means, a communication means, and an electrically rewritable nonvolatile memory, and at least one or more controlled by the control module and having no electrically rewritable nonvolatile memory In the camera comprising the module, the module having no electrically rewritable nonvolatile memory is adjusted in a module state, and the adjustment value is stored in a storage unit outside the camera, and the control module and the In a manufacturing process in which a camera is formed by combining a module having no electrically rewritable nonvolatile memory with a module, the adjustment value stored in the storage unit is transferred to the electrically rewritable nonvolatile memory via the communication unit. Transferring the camera.

(10) The module having no electrically rewritable nonvolatile memory has identification data for specifying the module, and stores the adjustment data and the identification data in the storage means in association with each other. (9) The method for manufacturing a camera according to (9).

(11) The camera according to (9) or (10), wherein the module having no electrically rewritable nonvolatile memory is a lens frame module including an optical member for photographing. Manufacturing method.

(12) The method according to (9) or (10), wherein the module having no electrically rewritable nonvolatile memory is a strobe module for irradiating a subject with light. .

(13) The camera according to (9) or (10), wherein the module having no electrically rewritable nonvolatile memory is an AF module for measuring a distance to a subject. Method.

(14) The module set for a camera according to (6), wherein the identification data is a barcode, the method for manufacturing an electronic device according to (8),
Alternatively, the method for manufacturing a camera according to any one of (10) to (13).

(15) In a camera comprising a plurality of module aggregates, a first type module having an electrically rewritable nonvolatile memory therein, and the first type module described above are combined to form the entire camera or Adjustment data for the second type module that forms part of the camera and the second type module to be combined are
Communication means for receiving adjustment data from a storage means provided outside the camera and storing the adjustment data in an electrically rewritable nonvolatile memory provided inside the first type module. .

(16) The camera according to (15), further comprising an identification means for identifying each module inside the second type module.

[0052]

As described in detail above, according to the present invention,
By storing identification data and adjustment values externally and storing them externally, it is possible to perform parallel adjustment of modules without having an electrically rewritable nonvolatile memory such as an EEPROM in each module. It is possible to provide a method of manufacturing an electronic device and an electronic device system that can prevent the combination of modules to be fixed for each unit.

[Brief description of the drawings]

FIG. 1 is a diagram for explaining a method of manufacturing an electronic device according to an embodiment of the present invention.

FIG. 2 is a diagram for explaining a module manufacturing process for manufacturing each module of the camera when the method for manufacturing an electronic device according to one embodiment is applied to the manufacture of a camera.

FIG. 3 is a diagram for explaining a combination process of combining modules to complete a camera product when the method of manufacturing an electronic device according to one embodiment is applied to the manufacture of a camera.

[Explanation of symbols]

 101 first module 102 second module 101A first identification data 102A second identification data 111 mirror frame module 111A mirror frame module identification data 112 strobe module 112A strobe module identification data 113 AF module 113A AF module identification data 201 control modules 201A, 211A EEPROM 201B communication unit 211 main board module 211B communication control unit 211C camera control unit 311 mirror frame module adjustment unit 312 strobe module adjustment unit 313 AF module adjustment unit 401 adjustment data storage unit 411 server 411A mirror frame module data storage area 411B strobe module storage Area 411C AF module storage area 501 Control module adjuster 511 Main unit Module regulator 601 module data transfer apparatus 611 Module de Ichita transfer machine 700 network line 800 Camera

 ────────────────────────────────────────────────── ─── Continuing from the front page (72) Inventor Shinya Takahashi 2-43-2 Hatagaya, Shibuya-ku, Tokyo F-term in Olympus Optical Co., Ltd. (reference) 2H100 BB01 FF07 5E313 AA11 CC04 FG01 FG09 FG09 FG10

Claims (3)

[Claims] 1. A method for manufacturing an electronic device, comprising: a first module having electrically rewritable nonvolatile storage means; and a second module combined with the first module, wherein the first module In the manufacturing process of assembling the second module with all or part of the electronic device, the first module and the electronic device are provided outside the electronic device and store information on adjustment values of the respective modules. A method of manufacturing an electronic device, wherein information about an adjustment value stored in the external storage unit can be stored in the nonvolatile storage unit by performing communication with the external storage unit. 2. The second module has identification information for specifying the module. The external storage unit stores information relating to an adjustment value of the module and the identification information in association with each other. The method for manufacturing an electronic device according to claim 1, wherein: 3. An electronic device including a first module having electrically rewritable nonvolatile storage means, a second module combined with the first module, and provided outside the electronic device. An external storage means for storing information on the adjustment value of each of the modules; and a communication means for transmitting and receiving information between the first module and the external storage means, wherein the nonvolatile storage means An electronic device system storing information on an adjustment value stored in the external storage unit and transmitted by a communication unit.