MOBILE TERMINAL

• US 20180041239A1
• Filed: 10/13/2017
• Published: 02/08/2018
• Est. Priority Date: 12/03/2013
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: YOUN, Yeomin, CHOI, Jaehyun, AHN, Jungsun, KIM, Changil, JUNG, Kangjae
• Granted Patent: US 9,985,679 B2
• Time in Patent Office: Days
• CPC Class Codes: G06F 1/1626 with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
• 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 1/1698 the I/O peripheral being a sending/receiving arrangement to establish a cordless communication link, e.g. radio or infrared link, integrated cellular phone details of antennas disposed inside a computer H01Q1/2266
• CPC Class Codes: G06F 1/203 for portable computers, e.g. for laptops
• CPC Class Codes: H01Q 1/243 with built-in antennas
• CPC Class Codes: H01Q 1/44 using equipment having another main function to serve additionally as an antenna , e.g. means for giving an antenna an aesthetic aspectH01Q1/27 - H01Q1/34 take precedence
• CPC Class Codes: H01Q 5/30 Arrangements for providing operation on different wavebands
• 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: H04M 1/0202 Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets constructional features of telephone transmitters or receivers, e.g. of speakers or microphones H04M1/03
• CPC Class Codes: H04M 1/0249 Details of the mechanical connection between the housing parts or relating to the method of assembly
• CPC Class Codes: H04M 1/18 Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment H04M1/19 takes precedence

Abstract

A mobile terminal includes a metal frame including a base portion and an edge portion formed along the outer edge of the base portion, first and second cases bonded to the front and back sides of the metal frame so as to expose the edge portion to the outside, first and second waterproof layers formed between the cases and the metal frame, conductive members that operate a radiator for antennas, together with the edge portion, and are formed on one side of the second case, and feeding portions for feeding the conductive members, the feeding portions being disposed in an enclosed space formed by the waterproof layers.

Claims

1. A bar type mobile terminal, comprising:

a first cover disposed at a front side of the terminal;

a second cover disposed at a rear side of the terminal;

a display configured to display information;

a frame composed of a metal material, the frame comprising;

a base portion corresponding to a position of the display on a front side of the frame;

an edge portion along an outer periphery of the base portion, wherein an outer surface of the edge portion forms an appearance of the terminal body;

a first non-metallic coupling portion formed between a first side of the edge portion and a lower outer periphery of the base portion;

a second non-metallic coupling portion formed between a second side of the edge portion and an upper outer periphery of the base portion; and

a first region and a second region partitioned from each other by a rib at a rear side of the frame;

a circuit board coupled to one or more electronic elements and disposed between the first region of the rear side of the frame and the second cover; and

a battery configured to supply power to the one or more electronic elements and the display, the battery disposed between the second region of the rear side of the frame and the second cover,

wherein the display is disposed between the front side of the frame and the first cover,

wherein at least one of sides of the edge portion of the frame is configured to emit heat generated by the one or more electronic elements or the display,

wherein the first side of the edge portion comprises a first edge member and a second edge member configured to transmit or receive wireless signals at different frequency bands and are isolated from each other by a portion of the first non-metallic coupling portion,

wherein the second side of the edge portion includes a third edge member and a fourth edge member configured to transmit or receive wireless signals at different frequency bands and are isolated from each other by a portion of the second non-metallic coupling portion,

wherein a first slit is defined between the first edge member and the second edge member and a non-conductive material of the first non-metallic coupling portion is disposed in the first slit,

wherein a second slit is defined between the third edge member and the fourth edge member and a non-conductive material of the second non-metallic coupling portion is disposed in the second slit, and

wherein the first, second, third and fourth edge members are configured to operate as radiators of a plurality of antenna devices, and the plurality of antenna devices operate in a Multiple-Input Multiple-Output (MIMO) system.

2. The mobile terminal of claim 1, wherein the circuit board or at least one of the plurality of antenna devices is grounded to the frame such that a portion of the frame operates as a ground.

3. The mobile terminal of claim 1, wherein:

a plurality of transceiver circuits comprising a transmitter integrated circuit are mounted on the circuit board; and

the plurality of transceiver circuits are configured to cause operation of at least two of the plurality of antenna devices by simultaneously feeding at least two of the first, second, third, or fourth edge members.

4. The mobile terminal of claim 1, wherein:

the plurality of antenna devices comprise a first antenna device and a second antenna device;

a first feeding portion of the first antenna device is capacitively coupled to the first edge member to indirectly feed the first antenna device with electricity; and

a second feeding portion of the second antenna device is electrically coupled to the second edge member to directly feed the second antenna device with electricity.

5. The mobile terminal of claim 1, wherein:

the plurality of antenna devices comprise a third antenna device and a fourth antenna device;

a third feeding portion of the third antenna device is capacitively coupled to the third edge member to indirectly feed the third antenna device with electricity; and

a fourth feeding portion of the fourth antenna device is electrically coupled to the fourth edge member to directly feed the fourth antenna device with electricity.

6. The mobile terminal of claim 5, wherein:

the plurality of antenna devices comprise conductive members; and

one or more of the conductive member is positioned at a predetermined distance from a corresponding one or more of the first, second, third, or fourth edge members to capacitively couple to the corresponding one or more of the first, second, third, or fourth edge members.

7. The mobile terminal of claim 6, further comprising feeding portions coupled to the circuit board and corresponding feeding connectors,

wherein the feeding portions are disposed at the rear side of the frame, and

wherein each feeding connector electrically couples a corresponding feeding portion with a corresponding conductive member.

8. The mobile terminal of claim 1, wherein one of the first, second, third, or fourth edge members covers a socket formed at an upper or lower side of the mobile terminal and is detachably coupled to the frame.

9. The mobile terminal of claim 1, wherein one of the first, second, third, or fourth edge members comprises a metal body to transceive radio signals and a waterproof portion to seal inside the mobile terminal.

10. The mobile terminal of claim 1, wherein the frame further comprises a conductive connector which is not covered by the first or second non-metallic coupling portions.

11. The mobile terminal of claim 1, further comprising a thermally conductive shielding member contacting the frame and configured to shield the one or more electronic elements.

12. The mobile terminal of claim 1, wherein:

a hole is located at the frame from the front side to the rear side of the frame, and

at least one of the first or second non-metallic coupling portions passes through the hole such that a front surface is disposed at the front side of the frame and a rear surface is disposed at the rear side of the frame.

13. A bar type mobile terminal, comprising:

a first cover disposed at a front side of the terminal;

a second cover disposed at a rear side of the terminal;

a display configured to display information;

a frame composed of a metal material, the frame comprising;

a base portion corresponding to a position of the display on a front side of the frame;

an edge portion along an outer periphery of the base portion, wherein an outer surface of the edge portion forms an appearance of the terminal body;

a first hole at a lower portion of the frame and extending from the front side of the frame to a rear side of the frame;

a first non-metallic coupling portion disposed in the first hole;

a second hole at an upper portion of the frame and extending from the front side of the frame to the rear side of the frame;

a second non-metallic coupling portion disposed in the second hole; and

a first region and a second region partitioned from each other by a rib at the rear side of the frame;

a circuit board coupled to one or more electronic elements and disposed between the first region of the rear side of the frame and the second cover; and

a battery configured to supply power to the one or more electronic elements and the display, the battery disposed between the second region of the rear side of the frame and the second cover,

wherein the display is disposed between the front side of the frame and the first cover;

wherein at least one of sides of the edge portion of the frame is configured to emit heat generated by the one or more electronic elements or the display,

wherein a first side of the edge portion comprises a first edge member and a second edge member configured to transmit or receive wireless signals at different frequency bands and are isolated from each other by a portion of the first non-metallic coupling portion,

wherein a second side of the edge portion includes a third edge member and a fourth edge member configured to transmit or receive wireless signals at different frequency bands and are isolated from each other by a portion of the second non-metallic coupling portion,

wherein the first and second non-metallic coupling portions pass through the corresponding first and second holes to have a corresponding front surface disposed at the front side of the frame and a corresponding rear surface disposed at the rear side of the frame,

wherein a first slit is defined between the first edge member and the second edge member and a non-conductive material of the first non-metallic coupling portion is disposed in the first slit,

wherein a second slit is defined between the third edge member and the fourth edge member and a non-conductive material of the second non-metallic coupling portion is disposed in the second slit, and

wherein the first, second, third, or fourth edge members are configured to operate as radiators of a plurality of antenna devices, and the plurality of antenna devices are configured to operate in a Multiple-Input Multiple-Output (MIMO) system.

14. The mobile terminal of claim 13, wherein the circuit board or at least one of the plurality of antenna devices is grounded to the frame such that a portion of the frame operates as a ground.

15. The mobile terminal of claim 13, wherein:

a plurality of transceiver circuits comprising a transmitter integrated circuit are mounted on the circuit board, and

the plurality of transceiver circuits are configured to cause operation of at least two of the plurality of antenna devices by simultaneously feeding at least two of the first, second, third, or fourth edge members.

16. The mobile terminal of claim 13, wherein:

the plurality of antenna devices comprise a first antenna device and a second antenna device;

a first feeding portion of the first antenna device is capacitively coupled to the first edge member to indirectly feed the first antenna device with electricity; and

a second feeding portion of the second antenna device is electrically coupled to the second edge member to directly feed the second antenna device with electricity.

17. The mobile terminal of claim 13, wherein:

the plurality of antenna devices comprise a third antenna device and a fourth antenna device;

a third feeding portion of the third antenna device is capacitively coupled to the third edge member to indirectly feed the third antenna device with electricity; and

a fourth feeding portion of the fourth antenna device is electrically coupled to the fourth edge member to directly feed the fourth antenna device with electricity.

18. The mobile terminal of claim 17, wherein:

the plurality of antenna devices comprise conductive members; and

one or more of the conductive members is positioned at a predetermined distance from a corresponding one or more of the first, second, third, or fourth edge members to capacitively couple to the corresponding one or more of the first, second, third, or fourth edge members.

19. The mobile terminal of claim 18, further comprising feeding portions coupled to the circuit board and corresponding feeding connectors,

wherein the feeding portions are disposed at the rear side of the frame, and

wherein each feeding connector electrically couples a corresponding feeding portion with a corresponding conductive member.

20. The mobile terminal of claim 13, wherein one of the first, second, third, or fourth edge members covers a socket formed at an upper or lower side of the mobile terminal and is detachably coupled to the frame.

21. The mobile terminal of claim 13, wherein one of the first, second, third, or fourth edge members comprises a metal body to transceive radio signals and a waterproof portion to seal inside the mobile terminal.

22. The mobile terminal of claim 13, wherein the frame further comprises a conductive connector which is not covered by the first or second non-metallic coupling portions.

23. The mobile terminal of claim 13, further comprising a thermally conductive shielding member contacting the frame and configured to shield the one or more electronic elements.

24. A bar type mobile terminal, comprising:

a frame composed of a metal material, the frame comprising;

a base portion disposed at a front side of the frame;

an edge portion along an outer periphery of the base portion;

wherein an outer surfaces of the edge portion form an appearance of the terminal body;

a first hole at a lower portion of the frame;

a first non-metallic coupling portion disposed in the first hole;

a second hole at an upper portion of the frame,

a second non-metallic coupling portion disposed in the second hole; and

a circuit board coupled to one or more electronic elements and disposed at a rear side of the frame,

wherein a first side of the edge portion comprises a first edge member and a second edge member configured to transmit or receive wireless signals at different frequency bands and are isolated from each other by a portion of the first non-metallic coupling portion,

wherein a second side of the edge portion comprises a third edge member and a fourth edge member configured to transmit or receive wireless signals at different frequency bands and are isolated from each other by a portion of the second non-metallic coupling portion,

wherein the first, second, third, or fourth edge members are configured to operate as radiators of a plurality of antenna devices,

wherein the circuit board or at least one of the plurality of antenna devices is grounded to the frame such that a portion of the frame operates as a ground,

wherein a first slit is defined between the first edge member and the second edge member, and a non-conductive material of the first non-metallic coupling portion is disposed in the first slit, and

wherein a second slit is defined between the third edge member and the fourth edge member, and a non-conductive material of the second non-metallic coupling portion is disposed in the second slit.

25. The mobile terminal of claim 24, wherein the plurality of antenna devices are configured to operate in a Multiple-Input Multiple-Output (MIMO) system in LTE frequency bands.

26. The mobile terminal of claim 24, wherein:

a plurality of transceiver circuits comprising a transmitter integrated circuit are mounted on the circuit board; and

the plurality of transceiver circuits are configured to cause operation of at least two of the plurality of antenna devices by simultaneously feeding at least two of the first, second, third, or fourth edge members.

27. The mobile terminal of claim 24, wherein:

the plurality of antenna devices comprise a first antenna device and a second antenna device;

a first feeding portion of the first antenna device is capacitively coupled to the first edge member to indirectly feed the first antenna device with electricity; and

a second feeding portion of the second antenna device is electrically coupled to the second edge member to directly feed the second antenna device with electricity.

28. The mobile terminal of claim 24, wherein:

the plurality of antenna devices comprise a third antenna device and a fourth antenna device;

a third feeding portion of the third antenna device is capacitively coupled to the third edge member to indirectly feed the third antenna device with electricity; and

a fourth feeding portion of the fourth antenna device is electrically coupled to the fourth edge member to directly feed the fourth antenna device with electricity.

29. The mobile terminal of claim 28, wherein:

the plurality of antenna devices comprise conductive members; and

one or more of the conductive members is positioned at a predetermined distance from a corresponding one or more of the first, second, third, or fourth edge members to capacitively couple to the corresponding one or more of the first, second, third, or fourth edge members.

30. The mobile terminal of claim 29, further comprising feeding portions coupled to the circuit board and corresponding feeding connectors,

wherein the feeding portions are disposed at the rear side of the frame, and

wherein each feeding connector electrically couples a corresponding feeding portions with a corresponding conductive member.