WEARABLE DEVICE AND METHOD FOR MANUFACTURING THE SAME

• US 20160021771A1
• Filed: 03/19/2015
• Published: 01/21/2016
• Est. Priority Date: 07/18/2014
• Status: Active Grant

• Current Assignee: Xiaomi Inc. (Xiaomi Corp.)
• Original Assignee: Xiaomi Inc. (Xiaomi Corp.)
• Inventors: ZHANG, Yi, XIA, Yongfeng, WANG, Tao, LI, Ningning, ZHANG, Lian
• Granted Patent: US 9,615,791 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: A61B 2560/045 with a separable interface unit, e.g. for communication
• CPC Class Codes: A61B 2562/166 the sensor is mounted on a specially adapted printed circuit board
• CPC Class Codes: A61B 5/681 Wristwatch-type devices
• CPC Class Codes: A61B 5/7455 characterised by tactile indication, e.g. vibration or electrical stimulation
• CPC Class Codes: G06F 1/163 Wearable computers, e.g. on a belt
• CPC Class Codes: G06F 1/1656 Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories mounting of accessories to a computer display G06F1/1607; display hoods G06F1/1603; cooling arrangements for portable computers G06F1/203
• CPC Class Codes: G06F 1/1658 related to the mounting of internal components, e.g. disc drive or any other functional module
• CPC Class Codes: H02J 2310/23 The load being a medical device, a medical implant, or a life supporting device
• CPC Class Codes: H02J 7/0042 characterised by the mechanical construction
• CPC Class Codes: H04B 1/385 Transceivers carried on the body, e.g. in helmets
• CPC Class Codes: H04B 1/3888 Arrangements for carrying or protecting transceivers
• CPC Class Codes: H04B 2001/3894 Waterproofing of transmission device
• CPC Class Codes: H04B 5/48 Transceivers
• CPC Class Codes: H04B 5/72 for local intradevice communication
• CPC Class Codes: H05K 2203/1327 Moulding over PCB locally or completely

Abstract

A main body of a wearable device, includes: a front case; a bottom case joined with the front case to form a waterproof cavity; and electronic components disposed in the cavity, the electronic components including a printed circuit board (PCB) having a wireless data transceiving assembly, wherein the bottom case includes two charging contacts formed on an outer side of the bottom case and electrically coupled to the electronic components.

Claims

1. A main body of a wearable device, comprising:

a front case;

a bottom case joined with the front case to form a waterproof cavity; and

electronic components disposed in the cavity, the electronic components including a printed circuit board (PCB) having a wireless data transceiving assembly,

wherein the bottom case includes two charging contacts formed on an outer side of the bottom case and electrically coupled to the electronic components.

2. The main body according to claim 1, further comprising:

a front case decorative piece,

wherein;

the front case includes an outer case surface that is partially or completely transparent,

the electronic components further include an indicator light electrically coupled to the PCB, the indicator light being disposed proximate to an inner side of the outer case surface facing the cavity, and

the front case decorative piece is attached to an outer side of the outer case surface, the front case decorative piece including a light penetration area corresponding to the indicator light.

3. The main body according to claim 2, wherein:

the front case decorative piece includes a metal decorative piece,

the light penetration area includes a plurality of micro-apertures that extend through the metal decorative piece, and

the front case decorative piece further includes light penetration fillers filled in the micro-apertures.

4. The main body according to claim 2, further comprising:

laser engraved heat-melting adhesive patterns gluing the front case decorative piece to an outer surface of the front case.

5. The main body according to claim 1, wherein the front case includes a through hole for testing waterproofness, the through hole being sealed with a waterproof sealing paste.

6. The main body according to claim 2, wherein the front case includes a through hole for testing waterproofness, the through hole being sealed with a waterproof sealing paste.

7. The main body according to claim 3, wherein the front case includes a through hole for testing waterproofness, the through hole being sealed with a waterproof sealing paste.

8. The main body according to claim 4, wherein the front case includes a through hole for testing waterproofness, the through hole being sealed with a waterproof sealing paste.

9. The main body according to claim 1, wherein the front case includes an outer case surface projecting beyond a jointing edge of the bottom case.

10. The main body according to claim 2, wherein the outer case surface of the front case projects beyond a jointing edge of the bottom case.

11. The main body according to claim 1, wherein the electronic components further include a vibration motor electrically coupled to the PCB.

12. The main body according to claim 2, wherein the electronic components further include a vibration motor electrically coupled to the PCB.

13. A wearable device, comprising:

a main body according to claim 1; and

a flexible wrist band including;

a wrist band main body including;

a center portion having an accommodating groove configured to receive the main body;

a first wrist band part extending from one end of the center portion, the first wrist band part including;

a fixed hole; and

an annular structure provided at a terminal end of the first wrist band part;

a second wrist band part extending from another end of the center portion, the second wrist band part including a buckle hole and being configured to pass through the annular structure; and

a wrist band buckle configured to be inserted into the buckle hole and into the fixed hole, to secure the first wrist band part to the second wrist band part when a terminal end of the second wrist band part passes through the annular structure.

14. A wearable device, comprising:

a main body according to claim 1; and

a charging cable for charging the main body, the charging cable including;

a main body accommodating end including;

a semi-cavity configured to receive the main body; and

two charging terminals formed on an inner surface of the semi-cavity and configured to electrically contact two mating contacts of the main body when the main body is inserted into the semi-cavity; and

a charging end electrically coupled to the two charging terminals, the charging end including one of a Universal Serial Bus (USB) interface, a Mini USB interface, a Micro USB interface, a 30-pin interface, or a power adapter.

15. A method for manufacturing a main body of a wearable device, comprising:

forming a front case and a bottom case from a polycarbonate material by thermo-molding;

placing electronic components in a cavity enclosed by the front case and the bottom case;

electrically connecting the electronic components with two charging contacts on the bottom case;

sealing the cavity to be waterproof; and

testing the cavity for waterproofness.

16. The method according to claim 15, wherein testing the cavity for waterproofness includes:

forming a through hole in the front case;

testing the cavity by pressurizing a gas through the through hole; and

sealing the through hole by a waterproof sealing paste if the cavity passes the test.

17. The method according to claim 15, further comprising:

processing a metal sheet into a front case decorative piece; and

attaching the front case decorative piece onto an outer case surface of the front case.

18. The method according to claim 17, wherein processing the metal sheet into the front case decorative piece includes:

processing the metal sheet into a rectangular sheet with rounded corners by press molding;

polishing, sandblasting, and oxidizing an outer surface of the rectangular sheet;

performing high-light polishing on side edges of the rectangular sheet;

oxidizing the side edges after the high-light polishing;

milling a light penetration area of the rectangular sheet;

drilling a predetermined number of micro-apertures in the light penetration area;

injecting an ultraviolet (UV) curable glue into the micro-apertures; and

irradiating a UV light on the micro-apertures to cure the UV curable glue in the micro-apertures.

19. The method according to claim 17, wherein attaching the front case decorative piece onto the outer case surface of the front case includes:

laser engraving heat-melting adhesive patterns on a surface of the front case decorative piece facing the front case; and

connecting the front case decorative piece to the outer case face of the front case via the heat-melting adhesive patterns.