US20130278821A1 - Spring plate and camera module having same - Google Patents
Spring plate and camera module having same Download PDFInfo
- Publication number
- US20130278821A1 US20130278821A1 US13/921,218 US201313921218A US2013278821A1 US 20130278821 A1 US20130278821 A1 US 20130278821A1 US 201313921218 A US201313921218 A US 201313921218A US 2013278821 A1 US2013278821 A1 US 2013278821A1
- Authority
- US
- United States
- Prior art keywords
- connection portion
- plate body
- terminal
- loop frame
- camera module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/025—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant characterised by having a particular shape
- F16F1/027—Planar, e.g. in sheet form; leaf springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/18—Leaf springs
- F16F1/20—Leaf springs with layers, e.g. anti-friction layers, or with rollers between the leaves
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/035—DC motors; Unipolar motors
- H02K41/0352—Unipolar motors
- H02K41/0354—Lorentz force motors, e.g. voice coil motors
- H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path
Definitions
- the present disclosure relates to lens actuators, and particularly, to a spring plate in voice coil motor type lens actuator, and a camera module with the spring plate.
- Variable focal length lenses are widely used in optical systems. Optical systems incorporating such lenses can, for example, provide focused images of objects at varying distances without adjusting the distance between the lens and the image plane. Variable focal length lenses can also be used in optical systems that provide varying magnification without change of lenses.
- the optical system usually includes an actuator, such as a step motor, to drive the lenses.
- an actuator such as a step motor
- the step motor is relatively large in volume. Use of the step motor requires a significant amount of space for movement of the lenses, which makes the optical system bulky.
- FIG. 1 is an isometric view of a camera module according to a first embodiment.
- FIG. 2 is an isometric view of a spring plate according to a second embodiment.
- FIG. 3 is an isometric view of a spring plate according to a third embodiment.
- the camera module 100 includes a lens barrel (not shown), a lens 10 received in the lens barrel, an image sensor 20 for receiving light from the lens 10 and forming an image, and a voice coil motor 30 .
- a lens barrel (not shown)
- a lens 10 received in the lens barrel
- an image sensor 20 for receiving light from the lens 10 and forming an image
- a voice coil motor 30 for receiving voice from the lens 10 and forming an image
- the voice coil motor 30 includes a fixed unit 301 , a movable unit 303 , two spring plates 305 , 307 respectively located on the two ends of the movable unit 303 , and a supporting base 309 .
- the fixed unit 301 includes a cubic bracket 3011 , and a plurality of magnets 3012 .
- the cubic bracket 3011 includes a frame body 3013 .
- a first accommodation chamber 3014 is defined in the frame body 3013 .
- Four magnet mounting holes 3015 are respectively defined in four sides of the frame body 3013 .
- the magnet mounting holes 3015 are in communication with the first accommodation chamber 3014 , and are configured for receiving the magnets 3012 .
- Four first locating pins 3016 respectively vertically protrude from the top and bottom sides of the frame body 3013 at each corner thereof.
- the first locating pins 3016 are configured for locating and fastening the fixed unit 30 to one of the spring plates 305 , 307 by receiving an amount of adhesive.
- a terminal groove 3017 is formed on one side of the frame body 3013 .
- the number of the magnets 3012 corresponds to that of the magnet mounting holes 3015 .
- the magnets 3012 are respectively mounted in the magnet mounting holes 3015 .
- the movable unit 303 is accommodated in the first accommodation chamber 3014 , and includes a movable barrel 3031 and coils 3035 wrapped around on the outer wall of the movable barrel 3031 .
- a second accommodation chamber 3035 is defined in the movable barrel 3031 .
- the second accommodation chamber 3035 is a through hole for receiving the lens barrel with the lens 10 .
- Four second locating pins 3037 respectively vertically protrude from the top and bottom sides of the movable barrel 3031 at each corner thereof.
- the second locating pins 3037 can be coated with adhesive for locating and fastening the movable barrel 3031 to one of the spring plates 305 , 307 .
- the spring plate 305 includes a plate body 3051 , and a connection terminal 3052 perpendicularly extending from the plate body 3051 .
- the plate body 3051 is square shaped.
- a through hole 3053 is defined in the center of the plate body 3051 for allowing light to pass through the plate body 3051 .
- the plate body 3051 includes an outer closed-loop frame 3054 , an inner closed-loop frame 3055 concentric with and surrounded by the outer closed-loop frame 3054 , and a plurality of spring parts 3056 interconnected between the outer closed-loop frame 3054 and the inner closed-loop frame 3055 .
- the outer closed-loop frame 3054 includes a plurality of locating holes 3057 corresponding to the respective first locating pins 3016 defined therein. Adhesive may be filled in the locating holes 3057 which then receive the first locating pins 3016 to locate and fasten the spring plate 305 to the bracket 3011 .
- the inner closed-loop frame 3055 defines a plurality of cutouts 3058 .
- the cutouts 3058 communicate with the through hole 3053 , and correspond to the respective second locating pins 3037 .
- Adhesive may be filled in the cutouts 3058 which then receive the second locating pins 3057 to locate and fasten the spring plate 305 to the movable barrel 3031 .
- the cutouts 3058 may instead be through holes not in communication with the through hole 3053 .
- the terminal 3052 is mounted in the terminal groove 3011 of the bracket 32 .
- One end portion near to the plate body 3051 of the terminal 3052 is electrically connected to the coils 3033 via the plate body 3051 .
- the other end portion distal from the plate body 3051 of the terminal 3052 is electrically connected to the supporting base 309 by an electrically conductive adhesive 40 .
- a plurality of passable structures 3059 are evenly defined in the end portion distal from the plate body 3051 of the terminal 3052 .
- the passable structures 3059 are configured for allowing the electrically conductive adhesive 40 to pass into the terminal 3052 , thereby increasing the contact area between the terminal 3052 and the electrically conductive adhesive 40 on the supporting base 309 .
- the contact resistance between the terminal 3052 and the electrically conductive adhesive 40 is decreased, and the electrical connection between the terminal 3052 and supporting base 309 is more reliable.
- the driving efficiency of the voice coil motor 30 is improved. Accordingly, the efficiency of the camera module 100 can be improved.
- the terminal 3052 is L-shaped, and includes a first connection portion 3061 connected to the plate body 3051 and a second connection portion 3062 perpendicularly extending from the first connection portion 3061 .
- the second connection portion 3062 is distal from the plate body 3051 , and defines the passable structures 3059 therein.
- the passable structures 3059 are through holes.
- the second connection portion 3062 may be omitted. In such case, the passable structures 3059 should be defined in the end portion distal from the plate body 3051 of the first connection portion 3061 . In other alternative embodiments, there may be one, three, four or more passable structures in the second connection portion 3062 .
- the spring plate 307 includes a terminal 3072 perpendicularly extending from one side.
- the terminal 3072 is shorter than the terminal 3052 .
- the speed of returning the movable barrel 3031 with the lens 10 to its original position does not needed to be faster, the spring plate 307 or the spring plate 305 may be omitted resulting in less restoring force being applied to the movable barrel 3031 with the lens 10 .
- the supporting base 309 is mounted on the bottom portion of the bracket 3011 , and includes a supporting surface 3091 facing the bracket 3011 , and two electrically conductive pads 3092 , 3093 formed on the supporting surface 3091 .
- the supporting surface 3091 is configured for supporting the bracket 3011 and the image sensor 20 .
- the two electrically conductive pads 3092 , 3093 are respectively connected to the terminals 3052 , 3072 by the electrically conductive adhesive 40 .
- the spring plate 305 and the spring plate 307 impart a restoring force to the movable barrel 3031 with the lens 10 , thereby returning the movable barrel 3031 with the lens 10 to its original position.
- the lens barrel with the lens 10 is received in the second accommodation chamber 3035 of the movable unit 303 .
- the movable unit 301 with the lens barrel and the lens 10 is received in the first accommodation chamber 3014 of the fixed unit 301 .
- the voice coil motor 30 with the fixed unit 301 and the movable unit 303 is more compact.
- the movable unit 303 can be linearly moved by the magnetic force. Accordingly, the voice coil motor 30 has less mechanical movement.
- the spring plate 305 a includes a plate body 3051 a, and a terminal 3052 b.
- a plurality of passable structures 3059 b are defined in the end portion distal from the plate body 3051 a of the terminal 3052 b, and are recesses.
- the passable structures 3059 are exposed at a common edge of the terminal 3052 b.
- the passable structures 3059 b are exposed at a straight edge of the terminal 3052 b, and cooperatively define a square wave pattern.
- the passable structures 3059 b may cooperatively define a saw tooth wave pattern.
- the spring plate 305 b includes a plate body 305 lb and a terminal 3052 b.
- a passable structure 3059 b is defined in the end portion distal from the plate body 305 lb of the terminal 3052 b.
- the passable structure 3059 b is a V-shaped recess.
- the passable structure 3059 may be a U-shaped recess, a trapezoidal recess, for example.
Abstract
A spring plate includes a plate body having a through hole defined at the center, and a terminal perpendicularly extending from the plate body. The plate body includes an outer closed-loop frame, an inner closed-loop frame, and spring parts interconnected between the outer closed-loop frame and the inner closed-loop frame. The terminal has an end portion distal from the plate body with at least one through hole or a recess.
Description
- This application is a divisional application of patent application Ser. No. 12/783,566 filed on May 20, 2010 from which it claims the benefit of priority under 35 U.S.C. 120. The patent application Ser. No. 12/783,566 in turn claims the benefit of priority under 35 U.S.C. 119 from Taiwan Patent Application 099110974, filed on Apr. 9, 2010.
- 1. Technical Field
- The present disclosure relates to lens actuators, and particularly, to a spring plate in voice coil motor type lens actuator, and a camera module with the spring plate.
- 2. Description of Related Art
- Variable focal length lenses are widely used in optical systems. Optical systems incorporating such lenses can, for example, provide focused images of objects at varying distances without adjusting the distance between the lens and the image plane. Variable focal length lenses can also be used in optical systems that provide varying magnification without change of lenses.
- The optical system usually includes an actuator, such as a step motor, to drive the lenses. However, the step motor is relatively large in volume. Use of the step motor requires a significant amount of space for movement of the lenses, which makes the optical system bulky.
- Therefore, it is desirable to provide a spring plate in the lens actuator, and a camera module with the spring plate, which can overcome the above-mentioned problems.
-
FIG. 1 is an isometric view of a camera module according to a first embodiment. -
FIG. 2 is an isometric view of a spring plate according to a second embodiment. -
FIG. 3 is an isometric view of a spring plate according to a third embodiment. - Referring to
FIG. 1 , acamera module 100 according to a first embodiment is shown. Thecamera module 100 includes a lens barrel (not shown), alens 10 received in the lens barrel, animage sensor 20 for receiving light from thelens 10 and forming an image, and avoice coil motor 30. In other embodiments, there may be two, there or more lenses in the lens barrel. - The
voice coil motor 30 includes afixed unit 301, amovable unit 303, twospring plates movable unit 303, and a supportingbase 309. - The
fixed unit 301 includes acubic bracket 3011, and a plurality ofmagnets 3012. Thecubic bracket 3011 includes aframe body 3013. Afirst accommodation chamber 3014 is defined in theframe body 3013. Fourmagnet mounting holes 3015 are respectively defined in four sides of theframe body 3013. Themagnet mounting holes 3015 are in communication with thefirst accommodation chamber 3014, and are configured for receiving themagnets 3012. Four first locatingpins 3016 respectively vertically protrude from the top and bottom sides of theframe body 3013 at each corner thereof. The first locatingpins 3016 are configured for locating and fastening thefixed unit 30 to one of thespring plates terminal groove 3017 is formed on one side of theframe body 3013. The number of themagnets 3012 corresponds to that of themagnet mounting holes 3015. Themagnets 3012 are respectively mounted in themagnet mounting holes 3015. - The
movable unit 303 is accommodated in thefirst accommodation chamber 3014, and includes amovable barrel 3031 andcoils 3035 wrapped around on the outer wall of themovable barrel 3031. Asecond accommodation chamber 3035 is defined in themovable barrel 3031. Thesecond accommodation chamber 3035 is a through hole for receiving the lens barrel with thelens 10. Four second locatingpins 3037 respectively vertically protrude from the top and bottom sides of themovable barrel 3031 at each corner thereof. The second locatingpins 3037 can be coated with adhesive for locating and fastening themovable barrel 3031 to one of thespring plates - Referring to
FIG. 2 , thespring plate 305 includes a plate body 3051, and aconnection terminal 3052 perpendicularly extending from the plate body 3051. In the present embodiment, the plate body 3051 is square shaped. A throughhole 3053 is defined in the center of the plate body 3051 for allowing light to pass through the plate body 3051. The plate body 3051 includes an outer closed-loop frame 3054, an inner closed-loop frame 3055 concentric with and surrounded by the outer closed-loop frame 3054, and a plurality of spring parts 3056 interconnected between the outer closed-loop frame 3054 and the inner closed-loop frame 3055. In the present embodiment, there are four spring parts 3056. In other embodiments, there may be two, there or more spring parts 3056. - The outer closed-
loop frame 3054 includes a plurality of locatingholes 3057 corresponding to the respective first locatingpins 3016 defined therein. Adhesive may be filled in the locatingholes 3057 which then receive the first locatingpins 3016 to locate and fasten thespring plate 305 to thebracket 3011. - The inner closed-
loop frame 3055 defines a plurality ofcutouts 3058. Thecutouts 3058 communicate with thethrough hole 3053, and correspond to the respective second locatingpins 3037. Adhesive may be filled in thecutouts 3058 which then receive the second locatingpins 3057 to locate and fasten thespring plate 305 to themovable barrel 3031. In other embodiments, thecutouts 3058 may instead be through holes not in communication with thethrough hole 3053. - The
terminal 3052 is mounted in theterminal groove 3011 of the bracket 32. One end portion near to the plate body 3051 of theterminal 3052 is electrically connected to thecoils 3033 via the plate body 3051. The other end portion distal from the plate body 3051 of theterminal 3052 is electrically connected to the supportingbase 309 by an electricallyconductive adhesive 40. A plurality ofpassable structures 3059 are evenly defined in the end portion distal from the plate body 3051 of theterminal 3052. Thepassable structures 3059 are configured for allowing the electricallyconductive adhesive 40 to pass into theterminal 3052, thereby increasing the contact area between theterminal 3052 and the electricallyconductive adhesive 40 on the supportingbase 309. Accordingly, the contact resistance between theterminal 3052 and the electricallyconductive adhesive 40 is decreased, and the electrical connection between theterminal 3052 and supportingbase 309 is more reliable. Thus, the driving efficiency of thevoice coil motor 30 is improved. Accordingly, the efficiency of thecamera module 100 can be improved. - In the present embodiment, the
terminal 3052 is L-shaped, and includes afirst connection portion 3061 connected to the plate body 3051 and asecond connection portion 3062 perpendicularly extending from thefirst connection portion 3061. Thesecond connection portion 3062 is distal from the plate body 3051, and defines thepassable structures 3059 therein. In the present embodiment, thepassable structures 3059 are through holes. In alternative embodiments, thesecond connection portion 3062 may be omitted. In such case, thepassable structures 3059 should be defined in the end portion distal from the plate body 3051 of thefirst connection portion 3061. In other alternative embodiments, there may be one, three, four or more passable structures in thesecond connection portion 3062. - Most of the structure of the
spring plate 307 is similar to that of thespring plate 305, except that, thespring plate 307 includes a terminal 3072 perpendicularly extending from one side. The terminal 3072 is shorter than the terminal 3052. In other embodiments, the speed of returning themovable barrel 3031 with thelens 10 to its original position does not needed to be faster, thespring plate 307 or thespring plate 305 may be omitted resulting in less restoring force being applied to themovable barrel 3031 with thelens 10. - The supporting
base 309 is mounted on the bottom portion of thebracket 3011, and includes a supportingsurface 3091 facing thebracket 3011, and two electricallyconductive pads surface 3091. The supportingsurface 3091 is configured for supporting thebracket 3011 and theimage sensor 20. The two electricallyconductive pads terminals conductive adhesive 40. - When an electric current is applied to the two
terminals coils 3033, thecoils 3033 are excited and act upon themagnets 3013, thereby receiving a magnetic force to drive themovable barrel 3031 with thelens 10 to linearly move along its central axis. - When electric current is cut off from the two
terminals spring plate 305 and thespring plate 307 impart a restoring force to themovable barrel 3031 with thelens 10, thereby returning themovable barrel 3031 with thelens 10 to its original position. - The lens barrel with the
lens 10 is received in thesecond accommodation chamber 3035 of themovable unit 303. Themovable unit 301 with the lens barrel and thelens 10 is received in thefirst accommodation chamber 3014 of the fixedunit 301. Thus, thevoice coil motor 30 with the fixedunit 301 and themovable unit 303 is more compact. In addition, themovable unit 303 can be linearly moved by the magnetic force. Accordingly, thevoice coil motor 30 has less mechanical movement. - Referring to
FIG. 2 , aspring plate 305 a, in accordance with a second embodiment, is shown. Thespring plate 305 a includes aplate body 3051 a, and a terminal 3052 b. A plurality ofpassable structures 3059 b are defined in the end portion distal from theplate body 3051 a of the terminal 3052 b, and are recesses. Thepassable structures 3059 are exposed at a common edge of the terminal 3052 b. In the present embodiment, thepassable structures 3059 b are exposed at a straight edge of the terminal 3052 b, and cooperatively define a square wave pattern. In alternative embodiments, thepassable structures 3059 b may cooperatively define a saw tooth wave pattern. - Referring to
FIG. 3 , aspring plate 305 b, in accordance with a third embodiment, is shown. Thespring plate 305 b includes aplate body 305 lb and a terminal 3052 b. Apassable structure 3059 b is defined in the end portion distal from theplate body 305 lb of the terminal 3052 b. In the present embodiment, thepassable structure 3059 b is a V-shaped recess. In other embodiments, thepassable structure 3059 may be a U-shaped recess, a trapezoidal recess, for example. - While certain embodiments have been described and exemplified above, various other embodiments will be apparent to those skilled in the art from the foregoing disclosure. The disclosure is not limited to the particular embodiments described and exemplified but is capable of considerable variation and modification without departure from the scope and spirit of the appended claims.
Claims (14)
1. A spring plate comprising:
a plate body having a through hole defined at the center thereof, the plate body comprising an outer closed-loop frame, an inner closed-loop frame, and a plurality of spring parts interconnected between the outer closed-loop frame and the inner closed-loop frame, and
a terminal perpendicularly extending from the plate body, the terminal having an end portion distal from the plate body with at least one of a through hole and a recess defined therein.
2. The spring plate of claim 1 , wherein the at least one through hole comprises a plurality of through holes.
3. The spring plate of claim 2 , wherein the terminal is L-shaped, and comprises a first connection portion connected to the plate body, and a second connection portion perpendicular to the first connection portion, the second connection portion is distal from the plate body, and the through holes are defined in the second connection portion.
4. The spring plate of claim 1 , wherein the at least one recess comprises a plurality of recesses.
5. The spring plate of claim 4 , wherein the recesses are exposed at a common edge of the terminal.
6. The spring plate of claim 5 , wherein the terminal is L-shaped, and comprises a first connection portion connected to the plate body, and a second connection portion perpendicular to the first connection portion, the second connection portion is distal from the plate body, and the recess are defined in the second connection portion.
7. A camera module comprising:
a lens;
an image sensor, and
a voice coil motor for moving the lens, the voice coil motor comprising:
a fixed unit, the fixed unit comprising a first accommodation chamber;
a movable unit received in the first accommodation chamber, the movable unit comprising a second accommodation chamber, the second accommodation chamber being configured for receiving the lens;
a supporting base mounted the bottom portion of the fixed unit, the supporting base comprising a supporting surface facing the fixed unit, the supporting surface being configured for supporting the fixed unit and the image sensor;
a spring plate comprising:
a plate body having a through hole defined at the center thereof, the plate body comprising an outer closed-loop frame, an inner closed-loop frame, and a plurality of spring parts interconnected between the outer closed-loop frame and the inner closed-loop frame, the outer closed-loop frame and the inner closed-loop frame being respectively mounted on the fixed unit and the movable unit, and
a terminal perpendicular to the plate body, the terminal including an end portion distal from the plate body, the end portion of the terminal defining at least one of a through hole and a recess, and
an electrically conductive adhesive, the end portion of the terminal being electrically connected to the supporting base with the electrically conductive adhesive.
8. The camera module of claim 7 , wherein the at least one through hole comprises a plurality of through holes.
9. The camera module of claim 8 , wherein the terminal is L-shaped, and comprises a first connection portion connected to the plate body, and a second connection portion perpendicular to the first connection portion, the second connection portion is distal from the plate body, and the through holes are defined in the second connection portion.
10. The camera module of claim 9 , further comprising an electrically conductive pad formed on the supporting surface, the electrically conductive pad is configured for electrically connecting the terminal to the supporting base via the electrically conductive adhesive.
11. The camera module of claim 7 , wherein the at least one recess comprises a plurality of recesses.
12. The camera module of claim 11 , wherein the recesses are defined in a common straight edge of the end portion.
13. The camera module of claim 12 , wherein the terminal is L-shaped, and comprises a first connection portion connected to the plate body, and a second connection portion perpendicular to the first connection portion, the second connection portion is distal from the plate body, and the recesses are defined in the second connection portion.
14. The camera module of claim 13 , further comprising an electrically conductive pad formed on the supporting surface, the electrically conductive pad is configured for electrically connecting the terminal to the supporting base via the conductive adhesive.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US13/921,218 US20130278821A1 (en) | 2010-04-09 | 2013-06-19 | Spring plate and camera module having same |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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TW099110974 | 2010-04-09 | ||
TW099110974A TWI504085B (en) | 2010-04-09 | 2010-04-09 | Spring plate, voice coil motor and camera module |
US12/783,566 US8498069B2 (en) | 2010-04-09 | 2010-05-20 | Voice coil motor |
US13/921,218 US20130278821A1 (en) | 2010-04-09 | 2013-06-19 | Spring plate and camera module having same |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US12/783,566 Division US8498069B2 (en) | 2010-04-09 | 2010-05-20 | Voice coil motor |
Publications (1)
Publication Number | Publication Date |
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US20130278821A1 true US20130278821A1 (en) | 2013-10-24 |
Family
ID=44760751
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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US12/783,566 Expired - Fee Related US8498069B2 (en) | 2010-04-09 | 2010-05-20 | Voice coil motor |
US13/921,218 Abandoned US20130278821A1 (en) | 2010-04-09 | 2013-06-19 | Spring plate and camera module having same |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
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US12/783,566 Expired - Fee Related US8498069B2 (en) | 2010-04-09 | 2010-05-20 | Voice coil motor |
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US (2) | US8498069B2 (en) |
TW (1) | TWI504085B (en) |
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TWI492493B (en) * | 2010-04-06 | 2015-07-11 | Hon Hai Prec Ind Co Ltd | Voice coil motor |
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CN114785915A (en) * | 2014-01-03 | 2022-07-22 | Lg伊诺特有限公司 | Voice coil motor and camera module |
JP6369742B2 (en) * | 2014-02-26 | 2018-08-08 | 北陽電機株式会社 | Micro mechanical equipment |
TWI562510B (en) * | 2014-04-07 | 2016-12-11 | Tdk Taiwan Corp | A coil wire lead-out structure for an electromagnetic driver |
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US20070133110A1 (en) * | 2005-12-09 | 2007-06-14 | Tricore Corporation | Voice coil motor type focusing actuator |
US20090051774A1 (en) * | 2007-08-21 | 2009-02-26 | Shinko Electric Industries Co., Ltd. | Camera module and mobile terminal unit |
US20100014176A1 (en) * | 2008-07-15 | 2010-01-21 | Hon Hai Precision Industry Co., Ltd. | Flat spring plate and lens actuator with same |
US20100133923A1 (en) * | 2008-12-02 | 2010-06-03 | Hon Hai Precision Industry Co., Ltd. | Flat spring plate for voice coil motor |
US20110107758A1 (en) * | 2008-07-11 | 2011-05-12 | Seiko Instruments Inc. | Drive module, method of assembling the same, and electronic apparatus |
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TWM323631U (en) * | 2007-06-22 | 2007-12-11 | Tdk Taiwan Corp | Protecting structure for moving structure of micro-focal lens |
CN101620306B (en) * | 2008-06-30 | 2012-07-18 | 鸿富锦精密工业(深圳)有限公司 | Portable electronic device |
TWM364960U (en) * | 2009-05-15 | 2009-09-11 | Jon Yei E Tech Co Ltd | Switch |
US8295698B2 (en) * | 2009-08-27 | 2012-10-23 | Maged E Beshai | Time-coherent global network |
CN102025255B (en) * | 2009-09-09 | 2013-06-05 | 鸿富锦精密工业(深圳)有限公司 | Voice coil motor and camera module |
-
2010
- 2010-04-09 TW TW099110974A patent/TWI504085B/en not_active IP Right Cessation
- 2010-05-20 US US12/783,566 patent/US8498069B2/en not_active Expired - Fee Related
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2013
- 2013-06-19 US US13/921,218 patent/US20130278821A1/en not_active Abandoned
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US20070133110A1 (en) * | 2005-12-09 | 2007-06-14 | Tricore Corporation | Voice coil motor type focusing actuator |
US20090051774A1 (en) * | 2007-08-21 | 2009-02-26 | Shinko Electric Industries Co., Ltd. | Camera module and mobile terminal unit |
US20110107758A1 (en) * | 2008-07-11 | 2011-05-12 | Seiko Instruments Inc. | Drive module, method of assembling the same, and electronic apparatus |
US20100014176A1 (en) * | 2008-07-15 | 2010-01-21 | Hon Hai Precision Industry Co., Ltd. | Flat spring plate and lens actuator with same |
US20100133923A1 (en) * | 2008-12-02 | 2010-06-03 | Hon Hai Precision Industry Co., Ltd. | Flat spring plate for voice coil motor |
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US20130194491A1 (en) * | 2012-01-31 | 2013-08-01 | Mitsumi Electric Co. Ltd. | Lens holder driving device capable of preventing deformation due to heat |
US8896749B2 (en) * | 2012-01-31 | 2014-11-25 | Mitsumi Electric Co., Ltd. | Lens holder driving device capable of preventing deformation due to heat |
Also Published As
Publication number | Publication date |
---|---|
TW201136074A (en) | 2011-10-16 |
TWI504085B (en) | 2015-10-11 |
US20110249352A1 (en) | 2011-10-13 |
US8498069B2 (en) | 2013-07-30 |
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Legal Events
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AS | Assignment |
Owner name: HON HAI PRECISION INDUSTRY CO., LTD., TAIWAN Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KU, PING-HAN;CHIU, CHI-WEI;REEL/FRAME:030647/0450 Effective date: 20100510 |
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STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |